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(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.Flashphoner = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
},{}],2:[function(require,module,exports){
'use strict';
function _classCallCheck(instance, Constructor) {
if (!(instance instanceof Constructor)) {
throw new TypeError("Cannot call a class as a function");
}
}
function _defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
}
}
function _createClass(Constructor, protoProps, staticProps) {
if (protoProps) _defineProperties(Constructor.prototype, protoProps);
if (staticProps) _defineProperties(Constructor, staticProps);
return Constructor;
}
/**
* KalmanFilter
* @class
* @author Wouter Bulten
* @see {@link http://github.com/wouterbulten/kalmanjs}
* @version Version: 1.0.0-beta
* @copyright Copyright 2015-2018 Wouter Bulten
* @license MIT License
* @preserve
*/
var KalmanFilter = /*#__PURE__*/function () {
/**
* Create 1-dimensional kalman filter
* @param {Number} options.R Process noise
* @param {Number} options.Q Measurement noise
* @param {Number} options.A State vector
* @param {Number} options.B Control vector
* @param {Number} options.C Measurement vector
* @return {KalmanFilter}
*/
function KalmanFilter() {
var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
_ref$R = _ref.R,
R = _ref$R === void 0 ? 1 : _ref$R,
_ref$Q = _ref.Q,
Q = _ref$Q === void 0 ? 1 : _ref$Q,
_ref$A = _ref.A,
A = _ref$A === void 0 ? 1 : _ref$A,
_ref$B = _ref.B,
B = _ref$B === void 0 ? 0 : _ref$B,
_ref$C = _ref.C,
C = _ref$C === void 0 ? 1 : _ref$C;
_classCallCheck(this, KalmanFilter);
this.R = R; // noise power desirable
this.Q = Q; // noise power estimated
this.A = A;
this.C = C;
this.B = B;
this.cov = NaN;
this.x = NaN; // estimated signal without noise
}
/**
* Filter a new value
* @param {Number} z Measurement
* @param {Number} u Control
* @return {Number}
*/
_createClass(KalmanFilter, [{
key: "filter",
value: function filter(z) {
var u = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
if (isNaN(this.x)) {
this.x = 1 / this.C * z;
this.cov = 1 / this.C * this.Q * (1 / this.C);
} else {
// Compute prediction
var predX = this.predict(u);
var predCov = this.uncertainty(); // Kalman gain
var K = predCov * this.C * (1 / (this.C * predCov * this.C + this.Q)); // Correction
this.x = predX + K * (z - this.C * predX);
this.cov = predCov - K * this.C * predCov;
}
return this.x;
}
/**
* Predict next value
* @param {Number} [u] Control
* @return {Number}
*/
}, {
key: "predict",
value: function predict() {
var u = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
return this.A * this.x + this.B * u;
}
/**
* Return uncertainty of filter
* @return {Number}
*/
}, {
key: "uncertainty",
value: function uncertainty() {
return this.A * this.cov * this.A + this.R;
}
/**
* Return the last filtered measurement
* @return {Number}
*/
}, {
key: "lastMeasurement",
value: function lastMeasurement() {
return this.x;
}
/**
* Set measurement noise Q
* @param {Number} noise
*/
}, {
key: "setMeasurementNoise",
value: function setMeasurementNoise(noise) {
this.Q = noise;
}
/**
* Set the process noise R
* @param {Number} noise
*/
}, {
key: "setProcessNoise",
value: function setProcessNoise(noise) {
this.R = noise;
}
}]);
return KalmanFilter;
}();
module.exports = KalmanFilter;
},{}],3:[function(require,module,exports){
// shim for using process in browser
var process = module.exports = {}; // cached from whatever global is present so that test runners that stub it
// don't break things. But we need to wrap it in a try catch in case it is
// wrapped in strict mode code which doesn't define any globals. It's inside a
// function because try/catches deoptimize in certain engines.
var cachedSetTimeout;
var cachedClearTimeout;
function defaultSetTimout() {
throw new Error('setTimeout has not been defined');
}
function defaultClearTimeout() {
throw new Error('clearTimeout has not been defined');
}
(function () {
try {
if (typeof setTimeout === 'function') {
cachedSetTimeout = setTimeout;
} else {
cachedSetTimeout = defaultSetTimout;
}
} catch (e) {
cachedSetTimeout = defaultSetTimout;
}
try {
if (typeof clearTimeout === 'function') {
cachedClearTimeout = clearTimeout;
} else {
cachedClearTimeout = defaultClearTimeout;
}
} catch (e) {
cachedClearTimeout = defaultClearTimeout;
}
})();
function runTimeout(fun) {
if (cachedSetTimeout === setTimeout) {
//normal enviroments in sane situations
return setTimeout(fun, 0);
} // if setTimeout wasn't available but was latter defined
if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {
cachedSetTimeout = setTimeout;
return setTimeout(fun, 0);
}
try {
// when when somebody has screwed with setTimeout but no I.E. maddness
return cachedSetTimeout(fun, 0);
} catch (e) {
try {
// When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
return cachedSetTimeout.call(null, fun, 0);
} catch (e) {
// same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error
return cachedSetTimeout.call(this, fun, 0);
}
}
}
function runClearTimeout(marker) {
if (cachedClearTimeout === clearTimeout) {
//normal enviroments in sane situations
return clearTimeout(marker);
} // if clearTimeout wasn't available but was latter defined
if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {
cachedClearTimeout = clearTimeout;
return clearTimeout(marker);
}
try {
// when when somebody has screwed with setTimeout but no I.E. maddness
return cachedClearTimeout(marker);
} catch (e) {
try {
// When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
return cachedClearTimeout.call(null, marker);
} catch (e) {
// same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.
// Some versions of I.E. have different rules for clearTimeout vs setTimeout
return cachedClearTimeout.call(this, marker);
}
}
}
var queue = [];
var draining = false;
var currentQueue;
var queueIndex = -1;
function cleanUpNextTick() {
if (!draining || !currentQueue) {
return;
}
draining = false;
if (currentQueue.length) {
queue = currentQueue.concat(queue);
} else {
queueIndex = -1;
}
if (queue.length) {
drainQueue();
}
}
function drainQueue() {
if (draining) {
return;
}
var timeout = runTimeout(cleanUpNextTick);
draining = true;
var len = queue.length;
while (len) {
currentQueue = queue;
queue = [];
while (++queueIndex < len) {
if (currentQueue) {
currentQueue[queueIndex].run();
}
}
queueIndex = -1;
len = queue.length;
}
currentQueue = null;
draining = false;
runClearTimeout(timeout);
}
process.nextTick = function (fun) {
var args = new Array(arguments.length - 1);
if (arguments.length > 1) {
for (var i = 1; i < arguments.length; i++) {
args[i - 1] = arguments[i];
}
}
queue.push(new Item(fun, args));
if (queue.length === 1 && !draining) {
runTimeout(drainQueue);
}
}; // v8 likes predictible objects
function Item(fun, array) {
this.fun = fun;
this.array = array;
}
Item.prototype.run = function () {
this.fun.apply(null, this.array);
};
process.title = 'browser';
process.browser = true;
process.env = {};
process.argv = [];
process.version = ''; // empty string to avoid regexp issues
process.versions = {};
function noop() {}
process.on = noop;
process.addListener = noop;
process.once = noop;
process.off = noop;
process.removeListener = noop;
process.removeAllListeners = noop;
process.emit = noop;
process.prependListener = noop;
process.prependOnceListener = noop;
process.listeners = function (name) {
return [];
};
process.binding = function (name) {
throw new Error('process.binding is not supported');
};
process.cwd = function () {
return '/';
};
process.chdir = function (dir) {
throw new Error('process.chdir is not supported');
};
process.umask = function () {
return 0;
};
},{}],4:[function(require,module,exports){
(function (setImmediate){(function (){
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
(function (root) {
// Store setTimeout reference so promise-polyfill will be unaffected by
// other code modifying setTimeout (like sinon.useFakeTimers())
var setTimeoutFunc = setTimeout;
function noop() {} // Polyfill for Function.prototype.bind
function bind(fn, thisArg) {
return function () {
fn.apply(thisArg, arguments);
};
}
function Promise(fn) {
if (!(this instanceof Promise)) throw new TypeError('Promises must be constructed via new');
if (typeof fn !== 'function') throw new TypeError('not a function');
this._state = 0;
this._handled = false;
this._value = undefined;
this._deferreds = [];
doResolve(fn, this);
}
function handle(self, deferred) {
while (self._state === 3) {
self = self._value;
}
if (self._state === 0) {
self._deferreds.push(deferred);
return;
}
self._handled = true;
Promise._immediateFn(function () {
var cb = self._state === 1 ? deferred.onFulfilled : deferred.onRejected;
if (cb === null) {
(self._state === 1 ? resolve : reject)(deferred.promise, self._value);
return;
}
var ret;
try {
ret = cb(self._value);
} catch (e) {
reject(deferred.promise, e);
return;
}
resolve(deferred.promise, ret);
});
}
function resolve(self, newValue) {
try {
// Promise Resolution Procedure: https://github.com/promises-aplus/promises-spec#the-promise-resolution-procedure
if (newValue === self) throw new TypeError('A promise cannot be resolved with itself.');
if (newValue && (_typeof(newValue) === 'object' || typeof newValue === 'function')) {
var then = newValue.then;
if (newValue instanceof Promise) {
self._state = 3;
self._value = newValue;
finale(self);
return;
} else if (typeof then === 'function') {
doResolve(bind(then, newValue), self);
return;
}
}
self._state = 1;
self._value = newValue;
finale(self);
} catch (e) {
reject(self, e);
}
}
function reject(self, newValue) {
self._state = 2;
self._value = newValue;
finale(self);
}
function finale(self) {
if (self._state === 2 && self._deferreds.length === 0) {
Promise._immediateFn(function () {
if (!self._handled) {
Promise._unhandledRejectionFn(self._value);
}
});
}
for (var i = 0, len = self._deferreds.length; i < len; i++) {
handle(self, self._deferreds[i]);
}
self._deferreds = null;
}
function Handler(onFulfilled, onRejected, promise) {
this.onFulfilled = typeof onFulfilled === 'function' ? onFulfilled : null;
this.onRejected = typeof onRejected === 'function' ? onRejected : null;
this.promise = promise;
}
/**
* Take a potentially misbehaving resolver function and make sure
* onFulfilled and onRejected are only called once.
*
* Makes no guarantees about asynchrony.
*/
function doResolve(fn, self) {
var done = false;
try {
fn(function (value) {
if (done) return;
done = true;
resolve(self, value);
}, function (reason) {
if (done) return;
done = true;
reject(self, reason);
});
} catch (ex) {
if (done) return;
done = true;
reject(self, ex);
}
}
Promise.prototype['catch'] = function (onRejected) {
return this.then(null, onRejected);
};
Promise.prototype.then = function (onFulfilled, onRejected) {
var prom = new this.constructor(noop);
handle(this, new Handler(onFulfilled, onRejected, prom));
return prom;
};
Promise.all = function (arr) {
return new Promise(function (resolve, reject) {
if (!arr || typeof arr.length === 'undefined') throw new TypeError('Promise.all accepts an array');
var args = Array.prototype.slice.call(arr);
if (args.length === 0) return resolve([]);
var remaining = args.length;
function res(i, val) {
try {
if (val && (_typeof(val) === 'object' || typeof val === 'function')) {
var then = val.then;
if (typeof then === 'function') {
then.call(val, function (val) {
res(i, val);
}, reject);
return;
}
}
args[i] = val;
if (--remaining === 0) {
resolve(args);
}
} catch (ex) {
reject(ex);
}
}
for (var i = 0; i < args.length; i++) {
res(i, args[i]);
}
});
};
Promise.resolve = function (value) {
if (value && _typeof(value) === 'object' && value.constructor === Promise) {
return value;
}
return new Promise(function (resolve) {
resolve(value);
});
};
Promise.reject = function (value) {
return new Promise(function (resolve, reject) {
reject(value);
});
};
Promise.race = function (values) {
return new Promise(function (resolve, reject) {
for (var i = 0, len = values.length; i < len; i++) {
values[i].then(resolve, reject);
}
});
}; // Use polyfill for setImmediate for performance gains
Promise._immediateFn = typeof setImmediate === 'function' && function (fn) {
setImmediate(fn);
} || function (fn) {
setTimeoutFunc(fn, 0);
};
Promise._unhandledRejectionFn = function _unhandledRejectionFn(err) {
if (typeof console !== 'undefined' && console) {
console.warn('Possible Unhandled Promise Rejection:', err); // eslint-disable-line no-console
}
};
/**
* Set the immediate function to execute callbacks
* @param fn {function} Function to execute
* @deprecated
*/
Promise._setImmediateFn = function _setImmediateFn(fn) {
Promise._immediateFn = fn;
};
/**
* Change the function to execute on unhandled rejection
* @param {function} fn Function to execute on unhandled rejection
* @deprecated
*/
Promise._setUnhandledRejectionFn = function _setUnhandledRejectionFn(fn) {
Promise._unhandledRejectionFn = fn;
};
if (typeof module !== 'undefined' && module.exports) {
module.exports = Promise;
} else if (!root.Promise) {
root.Promise = Promise;
}
})(this);
}).call(this)}).call(this,require("timers").setImmediate)
},{"timers":8}],5:[function(require,module,exports){
/*
* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
'use strict';
var SDPUtils = require('sdp');
function fixStatsType(stat) {
return {
inboundrtp: 'inbound-rtp',
outboundrtp: 'outbound-rtp',
candidatepair: 'candidate-pair',
localcandidate: 'local-candidate',
remotecandidate: 'remote-candidate'
}[stat.type] || stat.type;
}
function writeMediaSection(transceiver, caps, type, stream, dtlsRole) {
var sdp = SDPUtils.writeRtpDescription(transceiver.kind, caps); // Map ICE parameters (ufrag, pwd) to SDP.
sdp += SDPUtils.writeIceParameters(transceiver.iceGatherer.getLocalParameters()); // Map DTLS parameters to SDP.
sdp += SDPUtils.writeDtlsParameters(transceiver.dtlsTransport.getLocalParameters(), type === 'offer' ? 'actpass' : dtlsRole || 'active');
sdp += 'a=mid:' + transceiver.mid + '\r\n';
if (transceiver.rtpSender && transceiver.rtpReceiver) {
sdp += 'a=sendrecv\r\n';
} else if (transceiver.rtpSender) {
sdp += 'a=sendonly\r\n';
} else if (transceiver.rtpReceiver) {
sdp += 'a=recvonly\r\n';
} else {
sdp += 'a=inactive\r\n';
}
if (transceiver.rtpSender) {
var trackId = transceiver.rtpSender._initialTrackId || transceiver.rtpSender.track.id;
transceiver.rtpSender._initialTrackId = trackId; // spec.
var msid = 'msid:' + (stream ? stream.id : '-') + ' ' + trackId + '\r\n';
sdp += 'a=' + msid; // for Chrome. Legacy should no longer be required.
sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].ssrc + ' ' + msid; // RTX
if (transceiver.sendEncodingParameters[0].rtx) {
sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].rtx.ssrc + ' ' + msid;
sdp += 'a=ssrc-group:FID ' + transceiver.sendEncodingParameters[0].ssrc + ' ' + transceiver.sendEncodingParameters[0].rtx.ssrc + '\r\n';
}
} // FIXME: this should be written by writeRtpDescription.
sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].ssrc + ' cname:' + SDPUtils.localCName + '\r\n';
if (transceiver.rtpSender && transceiver.sendEncodingParameters[0].rtx) {
sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].rtx.ssrc + ' cname:' + SDPUtils.localCName + '\r\n';
}
return sdp;
} // Edge does not like
// 1) stun: filtered after 14393 unless ?transport=udp is present
// 2) turn: that does not have all of turn:host:port?transport=udp
// 3) turn: with ipv6 addresses
// 4) turn: occurring muliple times
function filterIceServers(iceServers, edgeVersion) {
var hasTurn = false;
iceServers = JSON.parse(JSON.stringify(iceServers));
return iceServers.filter(function (server) {
if (server && (server.urls || server.url)) {
var urls = server.urls || server.url;
if (server.url && !server.urls) {
console.warn('RTCIceServer.url is deprecated! Use urls instead.');
}
var isString = typeof urls === 'string';
if (isString) {
urls = [urls];
}
urls = urls.filter(function (url) {
var validTurn = url.indexOf('turn:') === 0 && url.indexOf('transport=udp') !== -1 && url.indexOf('turn:[') === -1 && !hasTurn;
if (validTurn) {
hasTurn = true;
return true;
}
return url.indexOf('stun:') === 0 && edgeVersion >= 14393 && url.indexOf('?transport=udp') === -1;
});
delete server.url;
server.urls = isString ? urls[0] : urls;
return !!urls.length;
}
});
} // Determines the intersection of local and remote capabilities.
function getCommonCapabilities(localCapabilities, remoteCapabilities) {
var commonCapabilities = {
codecs: [],
headerExtensions: [],
fecMechanisms: []
};
var findCodecByPayloadType = function findCodecByPayloadType(pt, codecs) {
pt = parseInt(pt, 10);
for (var i = 0; i < codecs.length; i++) {
if (codecs[i].payloadType === pt || codecs[i].preferredPayloadType === pt) {
return codecs[i];
}
}
};
var rtxCapabilityMatches = function rtxCapabilityMatches(lRtx, rRtx, lCodecs, rCodecs) {
var lCodec = findCodecByPayloadType(lRtx.parameters.apt, lCodecs);
var rCodec = findCodecByPayloadType(rRtx.parameters.apt, rCodecs);
return lCodec && rCodec && lCodec.name.toLowerCase() === rCodec.name.toLowerCase();
};
localCapabilities.codecs.forEach(function (lCodec) {
for (var i = 0; i < remoteCapabilities.codecs.length; i++) {
var rCodec = remoteCapabilities.codecs[i];
if (lCodec.name.toLowerCase() === rCodec.name.toLowerCase() && lCodec.clockRate === rCodec.clockRate) {
if (lCodec.name.toLowerCase() === 'rtx' && lCodec.parameters && rCodec.parameters.apt) {
// for RTX we need to find the local rtx that has a apt
// which points to the same local codec as the remote one.
if (!rtxCapabilityMatches(lCodec, rCodec, localCapabilities.codecs, remoteCapabilities.codecs)) {
continue;
}
}
rCodec = JSON.parse(JSON.stringify(rCodec)); // deepcopy
// number of channels is the highest common number of channels
rCodec.numChannels = Math.min(lCodec.numChannels, rCodec.numChannels); // push rCodec so we reply with offerer payload type
commonCapabilities.codecs.push(rCodec); // determine common feedback mechanisms
rCodec.rtcpFeedback = rCodec.rtcpFeedback.filter(function (fb) {
for (var j = 0; j < lCodec.rtcpFeedback.length; j++) {
if (lCodec.rtcpFeedback[j].type === fb.type && lCodec.rtcpFeedback[j].parameter === fb.parameter) {
return true;
}
}
return false;
}); // FIXME: also need to determine .parameters
// see https://github.com/openpeer/ortc/issues/569
break;
}
}
});
localCapabilities.headerExtensions.forEach(function (lHeaderExtension) {
for (var i = 0; i < remoteCapabilities.headerExtensions.length; i++) {
var rHeaderExtension = remoteCapabilities.headerExtensions[i];
if (lHeaderExtension.uri === rHeaderExtension.uri) {
commonCapabilities.headerExtensions.push(rHeaderExtension);
break;
}
}
}); // FIXME: fecMechanisms
return commonCapabilities;
} // is action=setLocalDescription with type allowed in signalingState
function isActionAllowedInSignalingState(action, type, signalingState) {
return {
offer: {
setLocalDescription: ['stable', 'have-local-offer'],
setRemoteDescription: ['stable', 'have-remote-offer']
},
answer: {
setLocalDescription: ['have-remote-offer', 'have-local-pranswer'],
setRemoteDescription: ['have-local-offer', 'have-remote-pranswer']
}
}[type][action].indexOf(signalingState) !== -1;
}
function maybeAddCandidate(iceTransport, candidate) {
// Edge's internal representation adds some fields therefore
// not all fieldѕ are taken into account.
var alreadyAdded = iceTransport.getRemoteCandidates().find(function (remoteCandidate) {
return candidate.foundation === remoteCandidate.foundation && candidate.ip === remoteCandidate.ip && candidate.port === remoteCandidate.port && candidate.priority === remoteCandidate.priority && candidate.protocol === remoteCandidate.protocol && candidate.type === remoteCandidate.type;
});
if (!alreadyAdded) {
iceTransport.addRemoteCandidate(candidate);
}
return !alreadyAdded;
}
function makeError(name, description) {
var e = new Error(description);
e.name = name; // legacy error codes from https://heycam.github.io/webidl/#idl-DOMException-error-names
e.code = {
NotSupportedError: 9,
InvalidStateError: 11,
InvalidAccessError: 15,
TypeError: undefined,
OperationError: undefined
}[name];
return e;
}
module.exports = function (window, edgeVersion) {
// https://w3c.github.io/mediacapture-main/#mediastream
// Helper function to add the track to the stream and
// dispatch the event ourselves.
function addTrackToStreamAndFireEvent(track, stream) {
stream.addTrack(track);
stream.dispatchEvent(new window.MediaStreamTrackEvent('addtrack', {
track: track
}));
}
function removeTrackFromStreamAndFireEvent(track, stream) {
stream.removeTrack(track);
stream.dispatchEvent(new window.MediaStreamTrackEvent('removetrack', {
track: track
}));
}
function fireAddTrack(pc, track, receiver, streams) {
var trackEvent = new Event('track');
trackEvent.track = track;
trackEvent.receiver = receiver;
trackEvent.transceiver = {
receiver: receiver
};
trackEvent.streams = streams;
window.setTimeout(function () {
pc._dispatchEvent('track', trackEvent);
});
}
var RTCPeerConnection = function RTCPeerConnection(config) {
var pc = this;
var _eventTarget = document.createDocumentFragment();
['addEventListener', 'removeEventListener', 'dispatchEvent'].forEach(function (method) {
pc[method] = _eventTarget[method].bind(_eventTarget);
});
this.canTrickleIceCandidates = null;
this.needNegotiation = false;
this.localStreams = [];
this.remoteStreams = [];
this._localDescription = null;
this._remoteDescription = null;
this.signalingState = 'stable';
this.iceConnectionState = 'new';
this.connectionState = 'new';
this.iceGatheringState = 'new';
config = JSON.parse(JSON.stringify(config || {}));
this.usingBundle = config.bundlePolicy === 'max-bundle';
if (config.rtcpMuxPolicy === 'negotiate') {
throw makeError('NotSupportedError', 'rtcpMuxPolicy \'negotiate\' is not supported');
} else if (!config.rtcpMuxPolicy) {
config.rtcpMuxPolicy = 'require';
}
switch (config.iceTransportPolicy) {
case 'all':
case 'relay':
break;
default:
config.iceTransportPolicy = 'all';
break;
}
switch (config.bundlePolicy) {
case 'balanced':
case 'max-compat':
case 'max-bundle':
break;
default:
config.bundlePolicy = 'balanced';
break;
}
config.iceServers = filterIceServers(config.iceServers || [], edgeVersion);
this._iceGatherers = [];
if (config.iceCandidatePoolSize) {
for (var i = config.iceCandidatePoolSize; i > 0; i--) {
this._iceGatherers.push(new window.RTCIceGatherer({
iceServers: config.iceServers,
gatherPolicy: config.iceTransportPolicy
}));
}
} else {
config.iceCandidatePoolSize = 0;
}
this._config = config; // per-track iceGathers, iceTransports, dtlsTransports, rtpSenders, ...
// everything that is needed to describe a SDP m-line.
this.transceivers = [];
this._sdpSessionId = SDPUtils.generateSessionId();
this._sdpSessionVersion = 0;
this._dtlsRole = undefined; // role for a=setup to use in answers.
this._isClosed = false;
};
Object.defineProperty(RTCPeerConnection.prototype, 'localDescription', {
configurable: true,
get: function get() {
return this._localDescription;
}
});
Object.defineProperty(RTCPeerConnection.prototype, 'remoteDescription', {
configurable: true,
get: function get() {
return this._remoteDescription;
}
}); // set up event handlers on prototype
RTCPeerConnection.prototype.onicecandidate = null;
RTCPeerConnection.prototype.onaddstream = null;
RTCPeerConnection.prototype.ontrack = null;
RTCPeerConnection.prototype.onremovestream = null;
RTCPeerConnection.prototype.onsignalingstatechange = null;
RTCPeerConnection.prototype.oniceconnectionstatechange = null;
RTCPeerConnection.prototype.onconnectionstatechange = null;
RTCPeerConnection.prototype.onicegatheringstatechange = null;
RTCPeerConnection.prototype.onnegotiationneeded = null;
RTCPeerConnection.prototype.ondatachannel = null;
RTCPeerConnection.prototype._dispatchEvent = function (name, event) {
if (this._isClosed) {
return;
}
this.dispatchEvent(event);
if (typeof this['on' + name] === 'function') {
this['on' + name](event);
}
};
RTCPeerConnection.prototype._emitGatheringStateChange = function () {
var event = new Event('icegatheringstatechange');
this._dispatchEvent('icegatheringstatechange', event);
};
RTCPeerConnection.prototype.getConfiguration = function () {
return this._config;
};
RTCPeerConnection.prototype.getLocalStreams = function () {
return this.localStreams;
};
RTCPeerConnection.prototype.getRemoteStreams = function () {
return this.remoteStreams;
}; // internal helper to create a transceiver object.
// (which is not yet the same as the WebRTC 1.0 transceiver)
RTCPeerConnection.prototype._createTransceiver = function (kind, doNotAdd) {
var hasBundleTransport = this.transceivers.length > 0;
var transceiver = {
track: null,
iceGatherer: null,
iceTransport: null,
dtlsTransport: null,
localCapabilities: null,
remoteCapabilities: null,
rtpSender: null,
rtpReceiver: null,
kind: kind,
mid: null,
sendEncodingParameters: null,
recvEncodingParameters: null,
stream: null,
associatedRemoteMediaStreams: [],
wantReceive: true
};
if (this.usingBundle && hasBundleTransport) {
transceiver.iceTransport = this.transceivers[0].iceTransport;
transceiver.dtlsTransport = this.transceivers[0].dtlsTransport;
} else {
var transports = this._createIceAndDtlsTransports();
transceiver.iceTransport = transports.iceTransport;
transceiver.dtlsTransport = transports.dtlsTransport;
}
if (!doNotAdd) {
this.transceivers.push(transceiver);
}
return transceiver;
};
RTCPeerConnection.prototype.addTrack = function (track, stream) {
if (this._isClosed) {
throw makeError('InvalidStateError', 'Attempted to call addTrack on a closed peerconnection.');
}
var alreadyExists = this.transceivers.find(function (s) {
return s.track === track;
});
if (alreadyExists) {
throw makeError('InvalidAccessError', 'Track already exists.');
}
var transceiver;
for (var i = 0; i < this.transceivers.length; i++) {
if (!this.transceivers[i].track && this.transceivers[i].kind === track.kind) {
transceiver = this.transceivers[i];
}
}
if (!transceiver) {
transceiver = this._createTransceiver(track.kind);
}
this._maybeFireNegotiationNeeded();
if (this.localStreams.indexOf(stream) === -1) {
this.localStreams.push(stream);
}
transceiver.track = track;
transceiver.stream = stream;
transceiver.rtpSender = new window.RTCRtpSender(track, transceiver.dtlsTransport);
return transceiver.rtpSender;
};
RTCPeerConnection.prototype.addStream = function (stream) {
var pc = this;
if (edgeVersion >= 15025) {
stream.getTracks().forEach(function (track) {
pc.addTrack(track, stream);
});
} else {
// Clone is necessary for local demos mostly, attaching directly
// to two different senders does not work (build 10547).
// Fixed in 15025 (or earlier)
var clonedStream = stream.clone();
stream.getTracks().forEach(function (track, idx) {
var clonedTrack = clonedStream.getTracks()[idx];
track.addEventListener('enabled', function (event) {
clonedTrack.enabled = event.enabled;
});
});
clonedStream.getTracks().forEach(function (track) {
pc.addTrack(track, clonedStream);
});
}
};
RTCPeerConnection.prototype.removeTrack = function (sender) {
if (this._isClosed) {
throw makeError('InvalidStateError', 'Attempted to call removeTrack on a closed peerconnection.');
}
if (!(sender instanceof window.RTCRtpSender)) {
throw new TypeError('Argument 1 of RTCPeerConnection.removeTrack ' + 'does not implement interface RTCRtpSender.');
}
var transceiver = this.transceivers.find(function (t) {
return t.rtpSender === sender;
});
if (!transceiver) {
throw makeError('InvalidAccessError', 'Sender was not created by this connection.');
}
var stream = transceiver.stream;
transceiver.rtpSender.stop();
transceiver.rtpSender = null;
transceiver.track = null;
transceiver.stream = null; // remove the stream from the set of local streams
var localStreams = this.transceivers.map(function (t) {
return t.stream;
});
if (localStreams.indexOf(stream) === -1 && this.localStreams.indexOf(stream) > -1) {
this.localStreams.splice(this.localStreams.indexOf(stream), 1);
}
this._maybeFireNegotiationNeeded();
};
RTCPeerConnection.prototype.removeStream = function (stream) {
var pc = this;
stream.getTracks().forEach(function (track) {
var sender = pc.getSenders().find(function (s) {
return s.track === track;
});
if (sender) {
pc.removeTrack(sender);
}
});
};
RTCPeerConnection.prototype.getSenders = function () {
return this.transceivers.filter(function (transceiver) {
return !!transceiver.rtpSender;
}).map(function (transceiver) {
return transceiver.rtpSender;
});
};
RTCPeerConnection.prototype.getReceivers = function () {
return this.transceivers.filter(function (transceiver) {
return !!transceiver.rtpReceiver;
}).map(function (transceiver) {
return transceiver.rtpReceiver;
});
};
RTCPeerConnection.prototype._createIceGatherer = function (sdpMLineIndex, usingBundle) {
var pc = this;
if (usingBundle && sdpMLineIndex > 0) {
return this.transceivers[0].iceGatherer;
} else if (this._iceGatherers.length) {
return this._iceGatherers.shift();
}
var iceGatherer = new window.RTCIceGatherer({
iceServers: this._config.iceServers,
gatherPolicy: this._config.iceTransportPolicy
});
Object.defineProperty(iceGatherer, 'state', {
value: 'new',
writable: true
});
this.transceivers[sdpMLineIndex].bufferedCandidateEvents = [];
this.transceivers[sdpMLineIndex].bufferCandidates = function (event) {
var end = !event.candidate || Object.keys(event.candidate).length === 0; // polyfill since RTCIceGatherer.state is not implemented in
// Edge 10547 yet.
iceGatherer.state = end ? 'completed' : 'gathering';
if (pc.transceivers[sdpMLineIndex].bufferedCandidateEvents !== null) {
pc.transceivers[sdpMLineIndex].bufferedCandidateEvents.push(event);
}
};
iceGatherer.addEventListener('localcandidate', this.transceivers[sdpMLineIndex].bufferCandidates);
return iceGatherer;
}; // start gathering from an RTCIceGatherer.
RTCPeerConnection.prototype._gather = function (mid, sdpMLineIndex) {
var pc = this;
var iceGatherer = this.transceivers[sdpMLineIndex].iceGatherer;
if (iceGatherer.onlocalcandidate) {
return;
}
var bufferedCandidateEvents = this.transceivers[sdpMLineIndex].bufferedCandidateEvents;
this.transceivers[sdpMLineIndex].bufferedCandidateEvents = null;
iceGatherer.removeEventListener('localcandidate', this.transceivers[sdpMLineIndex].bufferCandidates);
iceGatherer.onlocalcandidate = function (evt) {
if (pc.usingBundle && sdpMLineIndex > 0) {
// if we know that we use bundle we can drop candidates with
// ѕdpMLineIndex > 0. If we don't do this then our state gets
// confused since we dispose the extra ice gatherer.
return;
}
var event = new Event('icecandidate');
event.candidate = {
sdpMid: mid,
sdpMLineIndex: sdpMLineIndex
};
var cand = evt.candidate; // Edge emits an empty object for RTCIceCandidateComplete‥
var end = !cand || Object.keys(cand).length === 0;
if (end) {
// polyfill since RTCIceGatherer.state is not implemented in
// Edge 10547 yet.
if (iceGatherer.state === 'new' || iceGatherer.state === 'gathering') {
iceGatherer.state = 'completed';
}
} else {
if (iceGatherer.state === 'new') {
iceGatherer.state = 'gathering';
} // RTCIceCandidate doesn't have a component, needs to be added
cand.component = 1; // also the usernameFragment. TODO: update SDP to take both variants.
cand.ufrag = iceGatherer.getLocalParameters().usernameFragment;
var serializedCandidate = SDPUtils.writeCandidate(cand);
event.candidate = Object.assign(event.candidate, SDPUtils.parseCandidate(serializedCandidate));
event.candidate.candidate = serializedCandidate;
event.candidate.toJSON = function () {
return {
candidate: event.candidate.candidate,
sdpMid: event.candidate.sdpMid,
sdpMLineIndex: event.candidate.sdpMLineIndex,
usernameFragment: event.candidate.usernameFragment
};
};
} // update local description.
var sections = SDPUtils.getMediaSections(pc._localDescription.sdp);
if (!end) {
sections[event.candidate.sdpMLineIndex] += 'a=' + event.candidate.candidate + '\r\n';
} else {
sections[event.candidate.sdpMLineIndex] += 'a=end-of-candidates\r\n';
}
pc._localDescription.sdp = SDPUtils.getDescription(pc._localDescription.sdp) + sections.join('');
var complete = pc.transceivers.every(function (transceiver) {
return transceiver.iceGatherer && transceiver.iceGatherer.state === 'completed';
});
if (pc.iceGatheringState !== 'gathering') {
pc.iceGatheringState = 'gathering';
pc._emitGatheringStateChange();
} // Emit candidate. Also emit null candidate when all gatherers are
// complete.
if (!end) {
pc._dispatchEvent('icecandidate', event);
}
if (complete) {
pc._dispatchEvent('icecandidate', new Event('icecandidate'));
pc.iceGatheringState = 'complete';
pc._emitGatheringStateChange();
}
}; // emit already gathered candidates.
window.setTimeout(function () {
bufferedCandidateEvents.forEach(function (e) {
iceGatherer.onlocalcandidate(e);
});
}, 0);
}; // Create ICE transport and DTLS transport.
RTCPeerConnection.prototype._createIceAndDtlsTransports = function () {
var pc = this;
var iceTransport = new window.RTCIceTransport(null);
iceTransport.onicestatechange = function () {
pc._updateIceConnectionState();
pc._updateConnectionState();
};
var dtlsTransport = new window.RTCDtlsTransport(iceTransport);
dtlsTransport.ondtlsstatechange = function () {
pc._updateConnectionState();
};
dtlsTransport.onerror = function () {
// onerror does not set state to failed by itself.
Object.defineProperty(dtlsTransport, 'state', {
value: 'failed',
writable: true
});
pc._updateConnectionState();
};
return {
iceTransport: iceTransport,
dtlsTransport: dtlsTransport
};
}; // Destroy ICE gatherer, ICE transport and DTLS transport.
// Without triggering the callbacks.
RTCPeerConnection.prototype._disposeIceAndDtlsTransports = function (sdpMLineIndex) {
var iceGatherer = this.transceivers[sdpMLineIndex].iceGatherer;
if (iceGatherer) {
delete iceGatherer.onlocalcandidate;
delete this.transceivers[sdpMLineIndex].iceGatherer;
}
var iceTransport = this.transceivers[sdpMLineIndex].iceTransport;
if (iceTransport) {
delete iceTransport.onicestatechange;
delete this.transceivers[sdpMLineIndex].iceTransport;
}
var dtlsTransport = this.transceivers[sdpMLineIndex].dtlsTransport;
if (dtlsTransport) {
delete dtlsTransport.ondtlsstatechange;
delete dtlsTransport.onerror;
delete this.transceivers[sdpMLineIndex].dtlsTransport;
}
}; // Start the RTP Sender and Receiver for a transceiver.
RTCPeerConnection.prototype._transceive = function (transceiver, send, recv) {
var params = getCommonCapabilities(transceiver.localCapabilities, transceiver.remoteCapabilities);
if (send && transceiver.rtpSender) {
params.encodings = transceiver.sendEncodingParameters;
params.rtcp = {
cname: SDPUtils.localCName,
compound: transceiver.rtcpParameters.compound
};
if (transceiver.recvEncodingParameters.length) {
params.rtcp.ssrc = transceiver.recvEncodingParameters[0].ssrc;
}
transceiver.rtpSender.send(params);
}
if (recv && transceiver.rtpReceiver && params.codecs.length > 0) {
// remove RTX field in Edge 14942
if (transceiver.kind === 'video' && transceiver.recvEncodingParameters && edgeVersion < 15019) {
transceiver.recvEncodingParameters.forEach(function (p) {
delete p.rtx;
});
}
if (transceiver.recvEncodingParameters.length) {
params.encodings = transceiver.recvEncodingParameters;
} else {
params.encodings = [{}];
}
params.rtcp = {
compound: transceiver.rtcpParameters.compound
};
if (transceiver.rtcpParameters.cname) {
params.rtcp.cname = transceiver.rtcpParameters.cname;
}
if (transceiver.sendEncodingParameters.length) {
params.rtcp.ssrc = transceiver.sendEncodingParameters[0].ssrc;
}
transceiver.rtpReceiver.receive(params);
}
};
RTCPeerConnection.prototype.setLocalDescription = function (description) {
var pc = this; // Note: pranswer is not supported.
if (['offer', 'answer'].indexOf(description.type) === -1) {
return Promise.reject(makeError('TypeError', 'Unsupported type "' + description.type + '"'));
}
if (!isActionAllowedInSignalingState('setLocalDescription', description.type, pc.signalingState) || pc._isClosed) {
return Promise.reject(makeError('InvalidStateError', 'Can not set local ' + description.type + ' in state ' + pc.signalingState));
}
var sections;
var sessionpart;
if (description.type === 'offer') {
// VERY limited support for SDP munging. Limited to:
// * changing the order of codecs
sections = SDPUtils.splitSections(description.sdp);
sessionpart = sections.shift();
sections.forEach(function (mediaSection, sdpMLineIndex) {
var caps = SDPUtils.parseRtpParameters(mediaSection);
pc.transceivers[sdpMLineIndex].localCapabilities = caps;
});
pc.transceivers.forEach(function (transceiver, sdpMLineIndex) {
pc._gather(transceiver.mid, sdpMLineIndex);
});
} else if (description.type === 'answer') {
sections = SDPUtils.splitSections(pc._remoteDescription.sdp);
sessionpart = sections.shift();
var isIceLite = SDPUtils.matchPrefix(sessionpart, 'a=ice-lite').length > 0;
sections.forEach(function (mediaSection, sdpMLineIndex) {
var transceiver = pc.transceivers[sdpMLineIndex];
var iceGatherer = transceiver.iceGatherer;
var iceTransport = transceiver.iceTransport;
var dtlsTransport = transceiver.dtlsTransport;
var localCapabilities = transceiver.localCapabilities;
var remoteCapabilities = transceiver.remoteCapabilities; // treat bundle-only as not-rejected.
var rejected = SDPUtils.isRejected(mediaSection) && SDPUtils.matchPrefix(mediaSection, 'a=bundle-only').length === 0;
if (!rejected && !transceiver.rejected) {
var remoteIceParameters = SDPUtils.getIceParameters(mediaSection, sessionpart);
var remoteDtlsParameters = SDPUtils.getDtlsParameters(mediaSection, sessionpart);
if (isIceLite) {
remoteDtlsParameters.role = 'server';
}
if (!pc.usingBundle || sdpMLineIndex === 0) {
pc._gather(transceiver.mid, sdpMLineIndex);
if (iceTransport.state === 'new') {
iceTransport.start(iceGatherer, remoteIceParameters, isIceLite ? 'controlling' : 'controlled');
}
if (dtlsTransport.state === 'new') {
dtlsTransport.start(remoteDtlsParameters);
}
} // Calculate intersection of capabilities.
var params = getCommonCapabilities(localCapabilities, remoteCapabilities); // Start the RTCRtpSender. The RTCRtpReceiver for this
// transceiver has already been started in setRemoteDescription.
pc._transceive(transceiver, params.codecs.length > 0, false);
}
});
}
pc._localDescription = {
type: description.type,
sdp: description.sdp
};
if (description.type === 'offer') {
pc._updateSignalingState('have-local-offer');
} else {
pc._updateSignalingState('stable');
}
return Promise.resolve();
};
RTCPeerConnection.prototype.setRemoteDescription = function (description) {
var pc = this; // Note: pranswer is not supported.
if (['offer', 'answer'].indexOf(description.type) === -1) {
return Promise.reject(makeError('TypeError', 'Unsupported type "' + description.type + '"'));
}
if (!isActionAllowedInSignalingState('setRemoteDescription', description.type, pc.signalingState) || pc._isClosed) {
return Promise.reject(makeError('InvalidStateError', 'Can not set remote ' + description.type + ' in state ' + pc.signalingState));
}
var streams = {};
pc.remoteStreams.forEach(function (stream) {
streams[stream.id] = stream;
});
var receiverList = [];
var sections = SDPUtils.splitSections(description.sdp);
var sessionpart = sections.shift();
var isIceLite = SDPUtils.matchPrefix(sessionpart, 'a=ice-lite').length > 0;
var usingBundle = SDPUtils.matchPrefix(sessionpart, 'a=group:BUNDLE ').length > 0;
pc.usingBundle = usingBundle;
var iceOptions = SDPUtils.matchPrefix(sessionpart, 'a=ice-options:')[0];
if (iceOptions) {
pc.canTrickleIceCandidates = iceOptions.substr(14).split(' ').indexOf('trickle') >= 0;
} else {
pc.canTrickleIceCandidates = false;
}
sections.forEach(function (mediaSection, sdpMLineIndex) {
var lines = SDPUtils.splitLines(mediaSection);
var kind = SDPUtils.getKind(mediaSection); // treat bundle-only as not-rejected.
var rejected = SDPUtils.isRejected(mediaSection) && SDPUtils.matchPrefix(mediaSection, 'a=bundle-only').length === 0;
var protocol = lines[0].substr(2).split(' ')[2];
var direction = SDPUtils.getDirection(mediaSection, sessionpart);
var remoteMsid = SDPUtils.parseMsid(mediaSection);
var mid = SDPUtils.getMid(mediaSection) || SDPUtils.generateIdentifier(); // Reject datachannels which are not implemented yet.
if (rejected || kind === 'application' && (protocol === 'DTLS/SCTP' || protocol === 'UDP/DTLS/SCTP')) {
// TODO: this is dangerous in the case where a non-rejected m-line
// becomes rejected.
pc.transceivers[sdpMLineIndex] = {
mid: mid,
kind: kind,
protocol: protocol,
rejected: true
};
return;
}
if (!rejected && pc.transceivers[sdpMLineIndex] && pc.transceivers[sdpMLineIndex].rejected) {
// recycle a rejected transceiver.
pc.transceivers[sdpMLineIndex] = pc._createTransceiver(kind, true);
}
var transceiver;
var iceGatherer;
var iceTransport;
var dtlsTransport;
var rtpReceiver;
var sendEncodingParameters;
var recvEncodingParameters;
var localCapabilities;
var track; // FIXME: ensure the mediaSection has rtcp-mux set.
var remoteCapabilities = SDPUtils.parseRtpParameters(mediaSection);
var remoteIceParameters;
var remoteDtlsParameters;
if (!rejected) {
remoteIceParameters = SDPUtils.getIceParameters(mediaSection, sessionpart);
remoteDtlsParameters = SDPUtils.getDtlsParameters(mediaSection, sessionpart);
remoteDtlsParameters.role = 'client';
}
recvEncodingParameters = SDPUtils.parseRtpEncodingParameters(mediaSection);
var rtcpParameters = SDPUtils.parseRtcpParameters(mediaSection);
var isComplete = SDPUtils.matchPrefix(mediaSection, 'a=end-of-candidates', sessionpart).length > 0;
var cands = SDPUtils.matchPrefix(mediaSection, 'a=candidate:').map(function (cand) {
return SDPUtils.parseCandidate(cand);
}).filter(function (cand) {
return cand.component === 1;
}); // Check if we can use BUNDLE and dispose transports.
if ((description.type === 'offer' || description.type === 'answer') && !rejected && usingBundle && sdpMLineIndex > 0 && pc.transceivers[sdpMLineIndex]) {
pc._disposeIceAndDtlsTransports(sdpMLineIndex);
pc.transceivers[sdpMLineIndex].iceGatherer = pc.transceivers[0].iceGatherer;
pc.transceivers[sdpMLineIndex].iceTransport = pc.transceivers[0].iceTransport;
pc.transceivers[sdpMLineIndex].dtlsTransport = pc.transceivers[0].dtlsTransport;
if (pc.transceivers[sdpMLineIndex].rtpSender) {
pc.transceivers[sdpMLineIndex].rtpSender.setTransport(pc.transceivers[0].dtlsTransport);
}
if (pc.transceivers[sdpMLineIndex].rtpReceiver) {
pc.transceivers[sdpMLineIndex].rtpReceiver.setTransport(pc.transceivers[0].dtlsTransport);
}
}
if (description.type === 'offer' && !rejected) {
transceiver = pc.transceivers[sdpMLineIndex] || pc._createTransceiver(kind);
transceiver.mid = mid;
if (!transceiver.iceGatherer) {
transceiver.iceGatherer = pc._createIceGatherer(sdpMLineIndex, usingBundle);
}
if (cands.length && transceiver.iceTransport.state === 'new') {
if (isComplete && (!usingBundle || sdpMLineIndex === 0)) {
transceiver.iceTransport.setRemoteCandidates(cands);
} else {
cands.forEach(function (candidate) {
maybeAddCandidate(transceiver.iceTransport, candidate);
});
}
}
localCapabilities = window.RTCRtpReceiver.getCapabilities(kind); // filter RTX until additional stuff needed for RTX is implemented
// in adapter.js
if (edgeVersion < 15019) {
localCapabilities.codecs = localCapabilities.codecs.filter(function (codec) {
return codec.name !== 'rtx';
});
}
sendEncodingParameters = transceiver.sendEncodingParameters || [{
ssrc: (2 * sdpMLineIndex + 2) * 1001
}]; // TODO: rewrite to use http://w3c.github.io/webrtc-pc/#set-associated-remote-streams
var isNewTrack = false;
if (direction === 'sendrecv' || direction === 'sendonly') {
isNewTrack = !transceiver.rtpReceiver;
rtpReceiver = transceiver.rtpReceiver || new window.RTCRtpReceiver(transceiver.dtlsTransport, kind);
if (isNewTrack) {
var stream;
track = rtpReceiver.track; // FIXME: does not work with Plan B.
if (remoteMsid && remoteMsid.stream === '-') {// no-op. a stream id of '-' means: no associated stream.
} else if (remoteMsid) {
if (!streams[remoteMsid.stream]) {
streams[remoteMsid.stream] = new window.MediaStream();
Object.defineProperty(streams[remoteMsid.stream], 'id', {
get: function get() {
return remoteMsid.stream;
}
});
}
Object.defineProperty(track, 'id', {
get: function get() {
return remoteMsid.track;
}
});
stream = streams[remoteMsid.stream];
} else {
if (!streams["default"]) {
streams["default"] = new window.MediaStream();
}
stream = streams["default"];
}
if (stream) {
addTrackToStreamAndFireEvent(track, stream);
transceiver.associatedRemoteMediaStreams.push(stream);
}
receiverList.push([track, rtpReceiver, stream]);
}
} else if (transceiver.rtpReceiver && transceiver.rtpReceiver.track) {
transceiver.associatedRemoteMediaStreams.forEach(function (s) {
var nativeTrack = s.getTracks().find(function (t) {
return t.id === transceiver.rtpReceiver.track.id;
});
if (nativeTrack) {
removeTrackFromStreamAndFireEvent(nativeTrack, s);
}
});
transceiver.associatedRemoteMediaStreams = [];
}
transceiver.localCapabilities = localCapabilities;
transceiver.remoteCapabilities = remoteCapabilities;
transceiver.rtpReceiver = rtpReceiver;
transceiver.rtcpParameters = rtcpParameters;
transceiver.sendEncodingParameters = sendEncodingParameters;
transceiver.recvEncodingParameters = recvEncodingParameters; // Start the RTCRtpReceiver now. The RTPSender is started in
// setLocalDescription.
pc._transceive(pc.transceivers[sdpMLineIndex], false, isNewTrack);
} else if (description.type === 'answer' && !rejected) {
transceiver = pc.transceivers[sdpMLineIndex];
iceGatherer = transceiver.iceGatherer;
iceTransport = transceiver.iceTransport;
dtlsTransport = transceiver.dtlsTransport;
rtpReceiver = transceiver.rtpReceiver;
sendEncodingParameters = transceiver.sendEncodingParameters;
localCapabilities = transceiver.localCapabilities;
pc.transceivers[sdpMLineIndex].recvEncodingParameters = recvEncodingParameters;
pc.transceivers[sdpMLineIndex].remoteCapabilities = remoteCapabilities;
pc.transceivers[sdpMLineIndex].rtcpParameters = rtcpParameters;
if (cands.length && iceTransport.state === 'new') {
if ((isIceLite || isComplete) && (!usingBundle || sdpMLineIndex === 0)) {
iceTransport.setRemoteCandidates(cands);
} else {
cands.forEach(function (candidate) {
maybeAddCandidate(transceiver.iceTransport, candidate);
});
}
}
if (!usingBundle || sdpMLineIndex === 0) {
if (iceTransport.state === 'new') {
iceTransport.start(iceGatherer, remoteIceParameters, 'controlling');
}
if (dtlsTransport.state === 'new') {
dtlsTransport.start(remoteDtlsParameters);
}
} // If the offer contained RTX but the answer did not,
// remove RTX from sendEncodingParameters.
var commonCapabilities = getCommonCapabilities(transceiver.localCapabilities, transceiver.remoteCapabilities);
var hasRtx = commonCapabilities.codecs.filter(function (c) {
return c.name.toLowerCase() === 'rtx';
}).length;
if (!hasRtx && transceiver.sendEncodingParameters[0].rtx) {
delete transceiver.sendEncodingParameters[0].rtx;
}
pc._transceive(transceiver, direction === 'sendrecv' || direction === 'recvonly', direction === 'sendrecv' || direction === 'sendonly'); // TODO: rewrite to use http://w3c.github.io/webrtc-pc/#set-associated-remote-streams
if (rtpReceiver && (direction === 'sendrecv' || direction === 'sendonly')) {
track = rtpReceiver.track;
if (remoteMsid) {
if (!streams[remoteMsid.stream]) {
streams[remoteMsid.stream] = new window.MediaStream();
}
addTrackToStreamAndFireEvent(track, streams[remoteMsid.stream]);
receiverList.push([track, rtpReceiver, streams[remoteMsid.stream]]);
} else {
if (!streams["default"]) {
streams["default"] = new window.MediaStream();
}
addTrackToStreamAndFireEvent(track, streams["default"]);
receiverList.push([track, rtpReceiver, streams["default"]]);
}
} else {
// FIXME: actually the receiver should be created later.
delete transceiver.rtpReceiver;
}
}
});
if (pc._dtlsRole === undefined) {
pc._dtlsRole = description.type === 'offer' ? 'active' : 'passive';
}
pc._remoteDescription = {
type: description.type,
sdp: description.sdp
};
if (description.type === 'offer') {
pc._updateSignalingState('have-remote-offer');
} else {
pc._updateSignalingState('stable');
}
Object.keys(streams).forEach(function (sid) {
var stream = streams[sid];
if (stream.getTracks().length) {
if (pc.remoteStreams.indexOf(stream) === -1) {
pc.remoteStreams.push(stream);
var event = new Event('addstream');
event.stream = stream;
window.setTimeout(function () {
pc._dispatchEvent('addstream', event);
});
}
receiverList.forEach(function (item) {
var track = item[0];
var receiver = item[1];
if (stream.id !== item[2].id) {
return;
}
fireAddTrack(pc, track, receiver, [stream]);
});
}
});
receiverList.forEach(function (item) {
if (item[2]) {
return;
}
fireAddTrack(pc, item[0], item[1], []);
}); // check whether addIceCandidate({}) was called within four seconds after
// setRemoteDescription.
window.setTimeout(function () {
if (!(pc && pc.transceivers)) {
return;
}
pc.transceivers.forEach(function (transceiver) {
if (transceiver.iceTransport && transceiver.iceTransport.state === 'new' && transceiver.iceTransport.getRemoteCandidates().length > 0) {
console.warn('Timeout for addRemoteCandidate. Consider sending ' + 'an end-of-candidates notification');
transceiver.iceTransport.addRemoteCandidate({});
}
});
}, 4000);
return Promise.resolve();
};
RTCPeerConnection.prototype.close = function () {
this.transceivers.forEach(function (transceiver) {
/* not yet
if (transceiver.iceGatherer) {
transceiver.iceGatherer.close();
}
*/
if (transceiver.iceTransport) {
transceiver.iceTransport.stop();
}
if (transceiver.dtlsTransport) {
transceiver.dtlsTransport.stop();
}
if (transceiver.rtpSender) {
transceiver.rtpSender.stop();
}
if (transceiver.rtpReceiver) {
transceiver.rtpReceiver.stop();
}
}); // FIXME: clean up tracks, local streams, remote streams, etc
this._isClosed = true;
this._updateSignalingState('closed');
}; // Update the signaling state.
RTCPeerConnection.prototype._updateSignalingState = function (newState) {
this.signalingState = newState;
var event = new Event('signalingstatechange');
this._dispatchEvent('signalingstatechange', event);
}; // Determine whether to fire the negotiationneeded event.
RTCPeerConnection.prototype._maybeFireNegotiationNeeded = function () {
var pc = this;
if (this.signalingState !== 'stable' || this.needNegotiation === true) {
return;
}
this.needNegotiation = true;
window.setTimeout(function () {
if (pc.needNegotiation) {
pc.needNegotiation = false;
var event = new Event('negotiationneeded');
pc._dispatchEvent('negotiationneeded', event);
}
}, 0);
}; // Update the ice connection state.
RTCPeerConnection.prototype._updateIceConnectionState = function () {
var newState;
var states = {
'new': 0,
closed: 0,
checking: 0,
connected: 0,
completed: 0,
disconnected: 0,
failed: 0
};
this.transceivers.forEach(function (transceiver) {
if (transceiver.iceTransport && !transceiver.rejected) {
states[transceiver.iceTransport.state]++;
}
});
newState = 'new';
if (states.failed > 0) {
newState = 'failed';
} else if (states.checking > 0) {
newState = 'checking';
} else if (states.disconnected > 0) {
newState = 'disconnected';
} else if (states["new"] > 0) {
newState = 'new';
} else if (states.connected > 0) {
newState = 'connected';
} else if (states.completed > 0) {
newState = 'completed';
}
if (newState !== this.iceConnectionState) {
this.iceConnectionState = newState;
var event = new Event('iceconnectionstatechange');
this._dispatchEvent('iceconnectionstatechange', event);
}
}; // Update the connection state.
RTCPeerConnection.prototype._updateConnectionState = function () {
var newState;
var states = {
'new': 0,
closed: 0,
connecting: 0,
connected: 0,
completed: 0,
disconnected: 0,
failed: 0
};
this.transceivers.forEach(function (transceiver) {
if (transceiver.iceTransport && transceiver.dtlsTransport && !transceiver.rejected) {
states[transceiver.iceTransport.state]++;
states[transceiver.dtlsTransport.state]++;
}
}); // ICETransport.completed and connected are the same for this purpose.
states.connected += states.completed;
newState = 'new';
if (states.failed > 0) {
newState = 'failed';
} else if (states.connecting > 0) {
newState = 'connecting';
} else if (states.disconnected > 0) {
newState = 'disconnected';
} else if (states["new"] > 0) {
newState = 'new';
} else if (states.connected > 0) {
newState = 'connected';
}
if (newState !== this.connectionState) {
this.connectionState = newState;
var event = new Event('connectionstatechange');
this._dispatchEvent('connectionstatechange', event);
}
};
RTCPeerConnection.prototype.createOffer = function () {
var pc = this;
if (pc._isClosed) {
return Promise.reject(makeError('InvalidStateError', 'Can not call createOffer after close'));
}
var numAudioTracks = pc.transceivers.filter(function (t) {
return t.kind === 'audio';
}).length;
var numVideoTracks = pc.transceivers.filter(function (t) {
return t.kind === 'video';
}).length; // Determine number of audio and video tracks we need to send/recv.
var offerOptions = arguments[0];
if (offerOptions) {
// Reject Chrome legacy constraints.
if (offerOptions.mandatory || offerOptions.optional) {
throw new TypeError('Legacy mandatory/optional constraints not supported.');
}
if (offerOptions.offerToReceiveAudio !== undefined) {
if (offerOptions.offerToReceiveAudio === true) {
numAudioTracks = 1;
} else if (offerOptions.offerToReceiveAudio === false) {
numAudioTracks = 0;
} else {
numAudioTracks = offerOptions.offerToReceiveAudio;
}
}
if (offerOptions.offerToReceiveVideo !== undefined) {
if (offerOptions.offerToReceiveVideo === true) {
numVideoTracks = 1;
} else if (offerOptions.offerToReceiveVideo === false) {
numVideoTracks = 0;
} else {
numVideoTracks = offerOptions.offerToReceiveVideo;
}
}
}
pc.transceivers.forEach(function (transceiver) {
if (transceiver.kind === 'audio') {
numAudioTracks--;
if (numAudioTracks < 0) {
transceiver.wantReceive = false;
}
} else if (transceiver.kind === 'video') {
numVideoTracks--;
if (numVideoTracks < 0) {
transceiver.wantReceive = false;
}
}
}); // Create M-lines for recvonly streams.
while (numAudioTracks > 0 || numVideoTracks > 0) {
if (numAudioTracks > 0) {
pc._createTransceiver('audio');
numAudioTracks--;
}
if (numVideoTracks > 0) {
pc._createTransceiver('video');
numVideoTracks--;
}
}
var sdp = SDPUtils.writeSessionBoilerplate(pc._sdpSessionId, pc._sdpSessionVersion++);
pc.transceivers.forEach(function (transceiver, sdpMLineIndex) {
// For each track, create an ice gatherer, ice transport,
// dtls transport, potentially rtpsender and rtpreceiver.
var track = transceiver.track;
var kind = transceiver.kind;
var mid = transceiver.mid || SDPUtils.generateIdentifier();
transceiver.mid = mid;
if (!transceiver.iceGatherer) {
transceiver.iceGatherer = pc._createIceGatherer(sdpMLineIndex, pc.usingBundle);
}
var localCapabilities = window.RTCRtpSender.getCapabilities(kind); // filter RTX until additional stuff needed for RTX is implemented
// in adapter.js
if (edgeVersion < 15019) {
localCapabilities.codecs = localCapabilities.codecs.filter(function (codec) {
return codec.name !== 'rtx';
});
}
localCapabilities.codecs.forEach(function (codec) {
// work around https://bugs.chromium.org/p/webrtc/issues/detail?id=6552
// by adding level-asymmetry-allowed=1
if (codec.name === 'H264' && codec.parameters['level-asymmetry-allowed'] === undefined) {
codec.parameters['level-asymmetry-allowed'] = '1';
} // for subsequent offers, we might have to re-use the payload
// type of the last offer.
if (transceiver.remoteCapabilities && transceiver.remoteCapabilities.codecs) {
transceiver.remoteCapabilities.codecs.forEach(function (remoteCodec) {
if (codec.name.toLowerCase() === remoteCodec.name.toLowerCase() && codec.clockRate === remoteCodec.clockRate) {
codec.preferredPayloadType = remoteCodec.payloadType;
}
});
}
});
localCapabilities.headerExtensions.forEach(function (hdrExt) {
var remoteExtensions = transceiver.remoteCapabilities && transceiver.remoteCapabilities.headerExtensions || [];
remoteExtensions.forEach(function (rHdrExt) {
if (hdrExt.uri === rHdrExt.uri) {
hdrExt.id = rHdrExt.id;
}
});
}); // generate an ssrc now, to be used later in rtpSender.send
var sendEncodingParameters = transceiver.sendEncodingParameters || [{
ssrc: (2 * sdpMLineIndex + 1) * 1001
}];
if (track) {
// add RTX
if (edgeVersion >= 15019 && kind === 'video' && !sendEncodingParameters[0].rtx) {
sendEncodingParameters[0].rtx = {
ssrc: sendEncodingParameters[0].ssrc + 1
};
}
}
if (transceiver.wantReceive) {
transceiver.rtpReceiver = new window.RTCRtpReceiver(transceiver.dtlsTransport, kind);
}
transceiver.localCapabilities = localCapabilities;
transceiver.sendEncodingParameters = sendEncodingParameters;
}); // always offer BUNDLE and dispose on return if not supported.
if (pc._config.bundlePolicy !== 'max-compat') {
sdp += 'a=group:BUNDLE ' + pc.transceivers.map(function (t) {
return t.mid;
}).join(' ') + '\r\n';
}
sdp += 'a=ice-options:trickle\r\n';
pc.transceivers.forEach(function (transceiver, sdpMLineIndex) {
sdp += writeMediaSection(transceiver, transceiver.localCapabilities, 'offer', transceiver.stream, pc._dtlsRole);
sdp += 'a=rtcp-rsize\r\n';
if (transceiver.iceGatherer && pc.iceGatheringState !== 'new' && (sdpMLineIndex === 0 || !pc.usingBundle)) {
transceiver.iceGatherer.getLocalCandidates().forEach(function (cand) {
cand.component = 1;
sdp += 'a=' + SDPUtils.writeCandidate(cand) + '\r\n';
});
if (transceiver.iceGatherer.state === 'completed') {
sdp += 'a=end-of-candidates\r\n';
}
}
});
var desc = new window.RTCSessionDescription({
type: 'offer',
sdp: sdp
});
return Promise.resolve(desc);
};
RTCPeerConnection.prototype.createAnswer = function () {
var pc = this;
if (pc._isClosed) {
return Promise.reject(makeError('InvalidStateError', 'Can not call createAnswer after close'));
}
if (!(pc.signalingState === 'have-remote-offer' || pc.signalingState === 'have-local-pranswer')) {
return Promise.reject(makeError('InvalidStateError', 'Can not call createAnswer in signalingState ' + pc.signalingState));
}
var sdp = SDPUtils.writeSessionBoilerplate(pc._sdpSessionId, pc._sdpSessionVersion++);
if (pc.usingBundle) {
sdp += 'a=group:BUNDLE ' + pc.transceivers.map(function (t) {
return t.mid;
}).join(' ') + '\r\n';
}
sdp += 'a=ice-options:trickle\r\n';
var mediaSectionsInOffer = SDPUtils.getMediaSections(pc._remoteDescription.sdp).length;
pc.transceivers.forEach(function (transceiver, sdpMLineIndex) {
if (sdpMLineIndex + 1 > mediaSectionsInOffer) {
return;
}
if (transceiver.rejected) {
if (transceiver.kind === 'application') {
if (transceiver.protocol === 'DTLS/SCTP') {
// legacy fmt
sdp += 'm=application 0 DTLS/SCTP 5000\r\n';
} else {
sdp += 'm=application 0 ' + transceiver.protocol + ' webrtc-datachannel\r\n';
}
} else if (transceiver.kind === 'audio') {
sdp += 'm=audio 0 UDP/TLS/RTP/SAVPF 0\r\n' + 'a=rtpmap:0 PCMU/8000\r\n';
} else if (transceiver.kind === 'video') {
sdp += 'm=video 0 UDP/TLS/RTP/SAVPF 120\r\n' + 'a=rtpmap:120 VP8/90000\r\n';
}
sdp += 'c=IN IP4 0.0.0.0\r\n' + 'a=inactive\r\n' + 'a=mid:' + transceiver.mid + '\r\n';
return;
} // FIXME: look at direction.
if (transceiver.stream) {
var localTrack;
if (transceiver.kind === 'audio') {
localTrack = transceiver.stream.getAudioTracks()[0];
} else if (transceiver.kind === 'video') {
localTrack = transceiver.stream.getVideoTracks()[0];
}
if (localTrack) {
// add RTX
if (edgeVersion >= 15019 && transceiver.kind === 'video' && !transceiver.sendEncodingParameters[0].rtx) {
transceiver.sendEncodingParameters[0].rtx = {
ssrc: transceiver.sendEncodingParameters[0].ssrc + 1
};
}
}
} // Calculate intersection of capabilities.
var commonCapabilities = getCommonCapabilities(transceiver.localCapabilities, transceiver.remoteCapabilities);
var hasRtx = commonCapabilities.codecs.filter(function (c) {
return c.name.toLowerCase() === 'rtx';
}).length;
if (!hasRtx && transceiver.sendEncodingParameters[0].rtx) {
delete transceiver.sendEncodingParameters[0].rtx;
}
sdp += writeMediaSection(transceiver, commonCapabilities, 'answer', transceiver.stream, pc._dtlsRole);
if (transceiver.rtcpParameters && transceiver.rtcpParameters.reducedSize) {
sdp += 'a=rtcp-rsize\r\n';
}
});
var desc = new window.RTCSessionDescription({
type: 'answer',
sdp: sdp
});
return Promise.resolve(desc);
};
RTCPeerConnection.prototype.addIceCandidate = function (candidate) {
var pc = this;
var sections;
if (candidate && !(candidate.sdpMLineIndex !== undefined || candidate.sdpMid)) {
return Promise.reject(new TypeError('sdpMLineIndex or sdpMid required'));
} // TODO: needs to go into ops queue.
return new Promise(function (resolve, reject) {
if (!pc._remoteDescription) {
return reject(makeError('InvalidStateError', 'Can not add ICE candidate without a remote description'));
} else if (!candidate || candidate.candidate === '') {
for (var j = 0; j < pc.transceivers.length; j++) {
if (pc.transceivers[j].rejected) {
continue;
}
pc.transceivers[j].iceTransport.addRemoteCandidate({});
sections = SDPUtils.getMediaSections(pc._remoteDescription.sdp);
sections[j] += 'a=end-of-candidates\r\n';
pc._remoteDescription.sdp = SDPUtils.getDescription(pc._remoteDescription.sdp) + sections.join('');
if (pc.usingBundle) {
break;
}
}
} else {
var sdpMLineIndex = candidate.sdpMLineIndex;
if (candidate.sdpMid) {
for (var i = 0; i < pc.transceivers.length; i++) {
if (pc.transceivers[i].mid === candidate.sdpMid) {
sdpMLineIndex = i;
break;
}
}
}
var transceiver = pc.transceivers[sdpMLineIndex];
if (transceiver) {
if (transceiver.rejected) {
return resolve();
}
var cand = Object.keys(candidate.candidate).length > 0 ? SDPUtils.parseCandidate(candidate.candidate) : {}; // Ignore Chrome's invalid candidates since Edge does not like them.
if (cand.protocol === 'tcp' && (cand.port === 0 || cand.port === 9)) {
return resolve();
} // Ignore RTCP candidates, we assume RTCP-MUX.
if (cand.component && cand.component !== 1) {
return resolve();
} // when using bundle, avoid adding candidates to the wrong
// ice transport. And avoid adding candidates added in the SDP.
if (sdpMLineIndex === 0 || sdpMLineIndex > 0 && transceiver.iceTransport !== pc.transceivers[0].iceTransport) {
if (!maybeAddCandidate(transceiver.iceTransport, cand)) {
return reject(makeError('OperationError', 'Can not add ICE candidate'));
}
} // update the remoteDescription.
var candidateString = candidate.candidate.trim();
if (candidateString.indexOf('a=') === 0) {
candidateString = candidateString.substr(2);
}
sections = SDPUtils.getMediaSections(pc._remoteDescription.sdp);
sections[sdpMLineIndex] += 'a=' + (cand.type ? candidateString : 'end-of-candidates') + '\r\n';
pc._remoteDescription.sdp = SDPUtils.getDescription(pc._remoteDescription.sdp) + sections.join('');
} else {
return reject(makeError('OperationError', 'Can not add ICE candidate'));
}
}
resolve();
});
};
RTCPeerConnection.prototype.getStats = function (selector) {
if (selector && selector instanceof window.MediaStreamTrack) {
var senderOrReceiver = null;
this.transceivers.forEach(function (transceiver) {
if (transceiver.rtpSender && transceiver.rtpSender.track === selector) {
senderOrReceiver = transceiver.rtpSender;
} else if (transceiver.rtpReceiver && transceiver.rtpReceiver.track === selector) {
senderOrReceiver = transceiver.rtpReceiver;
}
});
if (!senderOrReceiver) {
throw makeError('InvalidAccessError', 'Invalid selector.');
}
return senderOrReceiver.getStats();
}
var promises = [];
this.transceivers.forEach(function (transceiver) {
['rtpSender', 'rtpReceiver', 'iceGatherer', 'iceTransport', 'dtlsTransport'].forEach(function (method) {
if (transceiver[method]) {
promises.push(transceiver[method].getStats());
}
});
});
return Promise.all(promises).then(function (allStats) {
var results = new Map();
allStats.forEach(function (stats) {
stats.forEach(function (stat) {
results.set(stat.id, stat);
});
});
return results;
});
}; // fix low-level stat names and return Map instead of object.
var ortcObjects = ['RTCRtpSender', 'RTCRtpReceiver', 'RTCIceGatherer', 'RTCIceTransport', 'RTCDtlsTransport'];
ortcObjects.forEach(function (ortcObjectName) {
var obj = window[ortcObjectName];
if (obj && obj.prototype && obj.prototype.getStats) {
var nativeGetstats = obj.prototype.getStats;
obj.prototype.getStats = function () {
return nativeGetstats.apply(this).then(function (nativeStats) {
var mapStats = new Map();
Object.keys(nativeStats).forEach(function (id) {
nativeStats[id].type = fixStatsType(nativeStats[id]);
mapStats.set(id, nativeStats[id]);
});
return mapStats;
});
};
}
}); // legacy callback shims. Should be moved to adapter.js some days.
var methods = ['createOffer', 'createAnswer'];
methods.forEach(function (method) {
var nativeMethod = RTCPeerConnection.prototype[method];
RTCPeerConnection.prototype[method] = function () {
var args = arguments;
if (typeof args[0] === 'function' || typeof args[1] === 'function') {
// legacy
return nativeMethod.apply(this, [arguments[2]]).then(function (description) {
if (typeof args[0] === 'function') {
args[0].apply(null, [description]);
}
}, function (error) {
if (typeof args[1] === 'function') {
args[1].apply(null, [error]);
}
});
}
return nativeMethod.apply(this, arguments);
};
});
methods = ['setLocalDescription', 'setRemoteDescription', 'addIceCandidate'];
methods.forEach(function (method) {
var nativeMethod = RTCPeerConnection.prototype[method];
RTCPeerConnection.prototype[method] = function () {
var args = arguments;
if (typeof args[1] === 'function' || typeof args[2] === 'function') {
// legacy
return nativeMethod.apply(this, arguments).then(function () {
if (typeof args[1] === 'function') {
args[1].apply(null);
}
}, function (error) {
if (typeof args[2] === 'function') {
args[2].apply(null, [error]);
}
});
}
return nativeMethod.apply(this, arguments);
};
}); // getStats is special. It doesn't have a spec legacy method yet we support
// getStats(something, cb) without error callbacks.
['getStats'].forEach(function (method) {
var nativeMethod = RTCPeerConnection.prototype[method];
RTCPeerConnection.prototype[method] = function () {
var args = arguments;
if (typeof args[1] === 'function') {
return nativeMethod.apply(this, arguments).then(function () {
if (typeof args[1] === 'function') {
args[1].apply(null);
}
});
}
return nativeMethod.apply(this, arguments);
};
});
return RTCPeerConnection;
};
},{"sdp":6}],6:[function(require,module,exports){
/* eslint-env node */
'use strict'; // SDP helpers.
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
var SDPUtils = {}; // Generate an alphanumeric identifier for cname or mids.
// TODO: use UUIDs instead? https://gist.github.com/jed/982883
SDPUtils.generateIdentifier = function () {
return Math.random().toString(36).substr(2, 10);
}; // The RTCP CNAME used by all peerconnections from the same JS.
SDPUtils.localCName = SDPUtils.generateIdentifier(); // Splits SDP into lines, dealing with both CRLF and LF.
SDPUtils.splitLines = function (blob) {
return blob.trim().split('\n').map(function (line) {
return line.trim();
});
}; // Splits SDP into sessionpart and mediasections. Ensures CRLF.
SDPUtils.splitSections = function (blob) {
var parts = blob.split('\nm=');
return parts.map(function (part, index) {
return (index > 0 ? 'm=' + part : part).trim() + '\r\n';
});
}; // returns the session description.
SDPUtils.getDescription = function (blob) {
var sections = SDPUtils.splitSections(blob);
return sections && sections[0];
}; // returns the individual media sections.
SDPUtils.getMediaSections = function (blob) {
var sections = SDPUtils.splitSections(blob);
sections.shift();
return sections;
}; // Returns lines that start with a certain prefix.
SDPUtils.matchPrefix = function (blob, prefix) {
return SDPUtils.splitLines(blob).filter(function (line) {
return line.indexOf(prefix) === 0;
});
}; // Parses an ICE candidate line. Sample input:
// candidate:702786350 2 udp 41819902 8.8.8.8 60769 typ relay raddr 8.8.8.8
// rport 55996"
SDPUtils.parseCandidate = function (line) {
var parts; // Parse both variants.
if (line.indexOf('a=candidate:') === 0) {
parts = line.substring(12).split(' ');
} else {
parts = line.substring(10).split(' ');
}
var candidate = {
foundation: parts[0],
component: parseInt(parts[1], 10),
protocol: parts[2].toLowerCase(),
priority: parseInt(parts[3], 10),
ip: parts[4],
address: parts[4],
// address is an alias for ip.
port: parseInt(parts[5], 10),
// skip parts[6] == 'typ'
type: parts[7]
};
for (var i = 8; i < parts.length; i += 2) {
switch (parts[i]) {
case 'raddr':
candidate.relatedAddress = parts[i + 1];
break;
case 'rport':
candidate.relatedPort = parseInt(parts[i + 1], 10);
break;
case 'tcptype':
candidate.tcpType = parts[i + 1];
break;
case 'ufrag':
candidate.ufrag = parts[i + 1]; // for backward compability.
candidate.usernameFragment = parts[i + 1];
break;
default:
// extension handling, in particular ufrag
candidate[parts[i]] = parts[i + 1];
break;
}
}
return candidate;
}; // Translates a candidate object into SDP candidate attribute.
SDPUtils.writeCandidate = function (candidate) {
var sdp = [];
sdp.push(candidate.foundation);
sdp.push(candidate.component);
sdp.push(candidate.protocol.toUpperCase());
sdp.push(candidate.priority);
sdp.push(candidate.address || candidate.ip);
sdp.push(candidate.port);
var type = candidate.type;
sdp.push('typ');
sdp.push(type);
if (type !== 'host' && candidate.relatedAddress && candidate.relatedPort) {
sdp.push('raddr');
sdp.push(candidate.relatedAddress);
sdp.push('rport');
sdp.push(candidate.relatedPort);
}
if (candidate.tcpType && candidate.protocol.toLowerCase() === 'tcp') {
sdp.push('tcptype');
sdp.push(candidate.tcpType);
}
if (candidate.usernameFragment || candidate.ufrag) {
sdp.push('ufrag');
sdp.push(candidate.usernameFragment || candidate.ufrag);
}
return 'candidate:' + sdp.join(' ');
}; // Parses an ice-options line, returns an array of option tags.
// a=ice-options:foo bar
SDPUtils.parseIceOptions = function (line) {
return line.substr(14).split(' ');
}; // Parses an rtpmap line, returns RTCRtpCoddecParameters. Sample input:
// a=rtpmap:111 opus/48000/2
SDPUtils.parseRtpMap = function (line) {
var parts = line.substr(9).split(' ');
var parsed = {
payloadType: parseInt(parts.shift(), 10) // was: id
};
parts = parts[0].split('/');
parsed.name = parts[0];
parsed.clockRate = parseInt(parts[1], 10); // was: clockrate
parsed.channels = parts.length === 3 ? parseInt(parts[2], 10) : 1; // legacy alias, got renamed back to channels in ORTC.
parsed.numChannels = parsed.channels;
return parsed;
}; // Generate an a=rtpmap line from RTCRtpCodecCapability or
// RTCRtpCodecParameters.
SDPUtils.writeRtpMap = function (codec) {
var pt = codec.payloadType;
if (codec.preferredPayloadType !== undefined) {
pt = codec.preferredPayloadType;
}
var channels = codec.channels || codec.numChannels || 1;
return 'a=rtpmap:' + pt + ' ' + codec.name + '/' + codec.clockRate + (channels !== 1 ? '/' + channels : '') + '\r\n';
}; // Parses an a=extmap line (headerextension from RFC 5285). Sample input:
// a=extmap:2 urn:ietf:params:rtp-hdrext:toffset
// a=extmap:2/sendonly urn:ietf:params:rtp-hdrext:toffset
SDPUtils.parseExtmap = function (line) {
var parts = line.substr(9).split(' ');
return {
id: parseInt(parts[0], 10),
direction: parts[0].indexOf('/') > 0 ? parts[0].split('/')[1] : 'sendrecv',
uri: parts[1]
};
}; // Generates a=extmap line from RTCRtpHeaderExtensionParameters or
// RTCRtpHeaderExtension.
SDPUtils.writeExtmap = function (headerExtension) {
return 'a=extmap:' + (headerExtension.id || headerExtension.preferredId) + (headerExtension.direction && headerExtension.direction !== 'sendrecv' ? '/' + headerExtension.direction : '') + ' ' + headerExtension.uri + '\r\n';
}; // Parses an ftmp line, returns dictionary. Sample input:
// a=fmtp:96 vbr=on;cng=on
// Also deals with vbr=on; cng=on
SDPUtils.parseFmtp = function (line) {
var parsed = {};
var kv;
var parts = line.substr(line.indexOf(' ') + 1).split(';');
for (var j = 0; j < parts.length; j++) {
kv = parts[j].trim().split('=');
parsed[kv[0].trim()] = kv[1];
}
return parsed;
}; // Generates an a=ftmp line from RTCRtpCodecCapability or RTCRtpCodecParameters.
SDPUtils.writeFmtp = function (codec) {
var line = '';
var pt = codec.payloadType;
if (codec.preferredPayloadType !== undefined) {
pt = codec.preferredPayloadType;
}
if (codec.parameters && Object.keys(codec.parameters).length) {
var params = [];
Object.keys(codec.parameters).forEach(function (param) {
if (codec.parameters[param]) {
params.push(param + '=' + codec.parameters[param]);
} else {
params.push(param);
}
});
line += 'a=fmtp:' + pt + ' ' + params.join(';') + '\r\n';
}
return line;
}; // Parses an rtcp-fb line, returns RTCPRtcpFeedback object. Sample input:
// a=rtcp-fb:98 nack rpsi
SDPUtils.parseRtcpFb = function (line) {
var parts = line.substr(line.indexOf(' ') + 1).split(' ');
return {
type: parts.shift(),
parameter: parts.join(' ')
};
}; // Generate a=rtcp-fb lines from RTCRtpCodecCapability or RTCRtpCodecParameters.
SDPUtils.writeRtcpFb = function (codec) {
var lines = '';
var pt = codec.payloadType;
if (codec.preferredPayloadType !== undefined) {
pt = codec.preferredPayloadType;
}
if (codec.rtcpFeedback && codec.rtcpFeedback.length) {
// FIXME: special handling for trr-int?
codec.rtcpFeedback.forEach(function (fb) {
lines += 'a=rtcp-fb:' + pt + ' ' + fb.type + (fb.parameter && fb.parameter.length ? ' ' + fb.parameter : '') + '\r\n';
});
}
return lines;
}; // Parses an RFC 5576 ssrc media attribute. Sample input:
// a=ssrc:3735928559 cname:something
SDPUtils.parseSsrcMedia = function (line) {
var sp = line.indexOf(' ');
var parts = {
ssrc: parseInt(line.substr(7, sp - 7), 10)
};
var colon = line.indexOf(':', sp);
if (colon > -1) {
parts.attribute = line.substr(sp + 1, colon - sp - 1);
parts.value = line.substr(colon + 1);
} else {
parts.attribute = line.substr(sp + 1);
}
return parts;
};
SDPUtils.parseSsrcGroup = function (line) {
var parts = line.substr(13).split(' ');
return {
semantics: parts.shift(),
ssrcs: parts.map(function (ssrc) {
return parseInt(ssrc, 10);
})
};
}; // Extracts the MID (RFC 5888) from a media section.
// returns the MID or undefined if no mid line was found.
SDPUtils.getMid = function (mediaSection) {
var mid = SDPUtils.matchPrefix(mediaSection, 'a=mid:')[0];
if (mid) {
return mid.substr(6);
}
};
SDPUtils.parseFingerprint = function (line) {
var parts = line.substr(14).split(' ');
return {
algorithm: parts[0].toLowerCase(),
// algorithm is case-sensitive in Edge.
value: parts[1]
};
}; // Extracts DTLS parameters from SDP media section or sessionpart.
// FIXME: for consistency with other functions this should only
// get the fingerprint line as input. See also getIceParameters.
SDPUtils.getDtlsParameters = function (mediaSection, sessionpart) {
var lines = SDPUtils.matchPrefix(mediaSection + sessionpart, 'a=fingerprint:'); // Note: a=setup line is ignored since we use the 'auto' role.
// Note2: 'algorithm' is not case sensitive except in Edge.
return {
role: 'auto',
fingerprints: lines.map(SDPUtils.parseFingerprint)
};
}; // Serializes DTLS parameters to SDP.
SDPUtils.writeDtlsParameters = function (params, setupType) {
var sdp = 'a=setup:' + setupType + '\r\n';
params.fingerprints.forEach(function (fp) {
sdp += 'a=fingerprint:' + fp.algorithm + ' ' + fp.value + '\r\n';
});
return sdp;
}; // Parses a=crypto lines into
// https://rawgit.com/aboba/edgertc/master/msortc-rs4.html#dictionary-rtcsrtpsdesparameters-members
SDPUtils.parseCryptoLine = function (line) {
var parts = line.substr(9).split(' ');
return {
tag: parseInt(parts[0], 10),
cryptoSuite: parts[1],
keyParams: parts[2],
sessionParams: parts.slice(3)
};
};
SDPUtils.writeCryptoLine = function (parameters) {
return 'a=crypto:' + parameters.tag + ' ' + parameters.cryptoSuite + ' ' + (_typeof(parameters.keyParams) === 'object' ? SDPUtils.writeCryptoKeyParams(parameters.keyParams) : parameters.keyParams) + (parameters.sessionParams ? ' ' + parameters.sessionParams.join(' ') : '') + '\r\n';
}; // Parses the crypto key parameters into
// https://rawgit.com/aboba/edgertc/master/msortc-rs4.html#rtcsrtpkeyparam*
SDPUtils.parseCryptoKeyParams = function (keyParams) {
if (keyParams.indexOf('inline:') !== 0) {
return null;
}
var parts = keyParams.substr(7).split('|');
return {
keyMethod: 'inline',
keySalt: parts[0],
lifeTime: parts[1],
mkiValue: parts[2] ? parts[2].split(':')[0] : undefined,
mkiLength: parts[2] ? parts[2].split(':')[1] : undefined
};
};
SDPUtils.writeCryptoKeyParams = function (keyParams) {
return keyParams.keyMethod + ':' + keyParams.keySalt + (keyParams.lifeTime ? '|' + keyParams.lifeTime : '') + (keyParams.mkiValue && keyParams.mkiLength ? '|' + keyParams.mkiValue + ':' + keyParams.mkiLength : '');
}; // Extracts all SDES paramters.
SDPUtils.getCryptoParameters = function (mediaSection, sessionpart) {
var lines = SDPUtils.matchPrefix(mediaSection + sessionpart, 'a=crypto:');
return lines.map(SDPUtils.parseCryptoLine);
}; // Parses ICE information from SDP media section or sessionpart.
// FIXME: for consistency with other functions this should only
// get the ice-ufrag and ice-pwd lines as input.
SDPUtils.getIceParameters = function (mediaSection, sessionpart) {
var ufrag = SDPUtils.matchPrefix(mediaSection + sessionpart, 'a=ice-ufrag:')[0];
var pwd = SDPUtils.matchPrefix(mediaSection + sessionpart, 'a=ice-pwd:')[0];
if (!(ufrag && pwd)) {
return null;
}
return {
usernameFragment: ufrag.substr(12),
password: pwd.substr(10)
};
}; // Serializes ICE parameters to SDP.
SDPUtils.writeIceParameters = function (params) {
return 'a=ice-ufrag:' + params.usernameFragment + '\r\n' + 'a=ice-pwd:' + params.password + '\r\n';
}; // Parses the SDP media section and returns RTCRtpParameters.
SDPUtils.parseRtpParameters = function (mediaSection) {
var description = {
codecs: [],
headerExtensions: [],
fecMechanisms: [],
rtcp: []
};
var lines = SDPUtils.splitLines(mediaSection);
var mline = lines[0].split(' ');
for (var i = 3; i < mline.length; i++) {
// find all codecs from mline[3..]
var pt = mline[i];
var rtpmapline = SDPUtils.matchPrefix(mediaSection, 'a=rtpmap:' + pt + ' ')[0];
if (rtpmapline) {
var codec = SDPUtils.parseRtpMap(rtpmapline);
var fmtps = SDPUtils.matchPrefix(mediaSection, 'a=fmtp:' + pt + ' '); // Only the first a=fmtp:<pt> is considered.
codec.parameters = fmtps.length ? SDPUtils.parseFmtp(fmtps[0]) : {};
codec.rtcpFeedback = SDPUtils.matchPrefix(mediaSection, 'a=rtcp-fb:' + pt + ' ').map(SDPUtils.parseRtcpFb);
description.codecs.push(codec); // parse FEC mechanisms from rtpmap lines.
switch (codec.name.toUpperCase()) {
case 'RED':
case 'ULPFEC':
description.fecMechanisms.push(codec.name.toUpperCase());
break;
default:
// only RED and ULPFEC are recognized as FEC mechanisms.
break;
}
}
}
SDPUtils.matchPrefix(mediaSection, 'a=extmap:').forEach(function (line) {
description.headerExtensions.push(SDPUtils.parseExtmap(line));
}); // FIXME: parse rtcp.
return description;
}; // Generates parts of the SDP media section describing the capabilities /
// parameters.
SDPUtils.writeRtpDescription = function (kind, caps) {
var sdp = ''; // Build the mline.
sdp += 'm=' + kind + ' ';
sdp += caps.codecs.length > 0 ? '9' : '0'; // reject if no codecs.
sdp += ' UDP/TLS/RTP/SAVPF ';
sdp += caps.codecs.map(function (codec) {
if (codec.preferredPayloadType !== undefined) {
return codec.preferredPayloadType;
}
return codec.payloadType;
}).join(' ') + '\r\n';
sdp += 'c=IN IP4 0.0.0.0\r\n';
sdp += 'a=rtcp:9 IN IP4 0.0.0.0\r\n'; // Add a=rtpmap lines for each codec. Also fmtp and rtcp-fb.
caps.codecs.forEach(function (codec) {
sdp += SDPUtils.writeRtpMap(codec);
sdp += SDPUtils.writeFmtp(codec);
sdp += SDPUtils.writeRtcpFb(codec);
});
var maxptime = 0;
caps.codecs.forEach(function (codec) {
if (codec.maxptime > maxptime) {
maxptime = codec.maxptime;
}
});
if (maxptime > 0) {
sdp += 'a=maxptime:' + maxptime + '\r\n';
}
sdp += 'a=rtcp-mux\r\n';
if (caps.headerExtensions) {
caps.headerExtensions.forEach(function (extension) {
sdp += SDPUtils.writeExtmap(extension);
});
} // FIXME: write fecMechanisms.
return sdp;
}; // Parses the SDP media section and returns an array of
// RTCRtpEncodingParameters.
SDPUtils.parseRtpEncodingParameters = function (mediaSection) {
var encodingParameters = [];
var description = SDPUtils.parseRtpParameters(mediaSection);
var hasRed = description.fecMechanisms.indexOf('RED') !== -1;
var hasUlpfec = description.fecMechanisms.indexOf('ULPFEC') !== -1; // filter a=ssrc:... cname:, ignore PlanB-msid
var ssrcs = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:').map(function (line) {
return SDPUtils.parseSsrcMedia(line);
}).filter(function (parts) {
return parts.attribute === 'cname';
});
var primarySsrc = ssrcs.length > 0 && ssrcs[0].ssrc;
var secondarySsrc;
var flows = SDPUtils.matchPrefix(mediaSection, 'a=ssrc-group:FID').map(function (line) {
var parts = line.substr(17).split(' ');
return parts.map(function (part) {
return parseInt(part, 10);
});
});
if (flows.length > 0 && flows[0].length > 1 && flows[0][0] === primarySsrc) {
secondarySsrc = flows[0][1];
}
description.codecs.forEach(function (codec) {
if (codec.name.toUpperCase() === 'RTX' && codec.parameters.apt) {
var encParam = {
ssrc: primarySsrc,
codecPayloadType: parseInt(codec.parameters.apt, 10)
};
if (primarySsrc && secondarySsrc) {
encParam.rtx = {
ssrc: secondarySsrc
};
}
encodingParameters.push(encParam);
if (hasRed) {
encParam = JSON.parse(JSON.stringify(encParam));
encParam.fec = {
ssrc: primarySsrc,
mechanism: hasUlpfec ? 'red+ulpfec' : 'red'
};
encodingParameters.push(encParam);
}
}
});
if (encodingParameters.length === 0 && primarySsrc) {
encodingParameters.push({
ssrc: primarySsrc
});
} // we support both b=AS and b=TIAS but interpret AS as TIAS.
var bandwidth = SDPUtils.matchPrefix(mediaSection, 'b=');
if (bandwidth.length) {
if (bandwidth[0].indexOf('b=TIAS:') === 0) {
bandwidth = parseInt(bandwidth[0].substr(7), 10);
} else if (bandwidth[0].indexOf('b=AS:') === 0) {
// use formula from JSEP to convert b=AS to TIAS value.
bandwidth = parseInt(bandwidth[0].substr(5), 10) * 1000 * 0.95 - 50 * 40 * 8;
} else {
bandwidth = undefined;
}
encodingParameters.forEach(function (params) {
params.maxBitrate = bandwidth;
});
}
return encodingParameters;
}; // parses http://draft.ortc.org/#rtcrtcpparameters*
SDPUtils.parseRtcpParameters = function (mediaSection) {
var rtcpParameters = {}; // Gets the first SSRC. Note tha with RTX there might be multiple
// SSRCs.
var remoteSsrc = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:').map(function (line) {
return SDPUtils.parseSsrcMedia(line);
}).filter(function (obj) {
return obj.attribute === 'cname';
})[0];
if (remoteSsrc) {
rtcpParameters.cname = remoteSsrc.value;
rtcpParameters.ssrc = remoteSsrc.ssrc;
} // Edge uses the compound attribute instead of reducedSize
// compound is !reducedSize
var rsize = SDPUtils.matchPrefix(mediaSection, 'a=rtcp-rsize');
rtcpParameters.reducedSize = rsize.length > 0;
rtcpParameters.compound = rsize.length === 0; // parses the rtcp-mux attrіbute.
// Note that Edge does not support unmuxed RTCP.
var mux = SDPUtils.matchPrefix(mediaSection, 'a=rtcp-mux');
rtcpParameters.mux = mux.length > 0;
return rtcpParameters;
}; // parses either a=msid: or a=ssrc:... msid lines and returns
// the id of the MediaStream and MediaStreamTrack.
SDPUtils.parseMsid = function (mediaSection) {
var parts;
var spec = SDPUtils.matchPrefix(mediaSection, 'a=msid:');
if (spec.length === 1) {
parts = spec[0].substr(7).split(' ');
return {
stream: parts[0],
track: parts[1]
};
}
var planB = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:').map(function (line) {
return SDPUtils.parseSsrcMedia(line);
}).filter(function (msidParts) {
return msidParts.attribute === 'msid';
});
if (planB.length > 0) {
parts = planB[0].value.split(' ');
return {
stream: parts[0],
track: parts[1]
};
}
}; // SCTP
// parses draft-ietf-mmusic-sctp-sdp-26 first and falls back
// to draft-ietf-mmusic-sctp-sdp-05
SDPUtils.parseSctpDescription = function (mediaSection) {
var mline = SDPUtils.parseMLine(mediaSection);
var maxSizeLine = SDPUtils.matchPrefix(mediaSection, 'a=max-message-size:');
var maxMessageSize;
if (maxSizeLine.length > 0) {
maxMessageSize = parseInt(maxSizeLine[0].substr(19), 10);
}
if (isNaN(maxMessageSize)) {
maxMessageSize = 65536;
}
var sctpPort = SDPUtils.matchPrefix(mediaSection, 'a=sctp-port:');
if (sctpPort.length > 0) {
return {
port: parseInt(sctpPort[0].substr(12), 10),
protocol: mline.fmt,
maxMessageSize: maxMessageSize
};
}
var sctpMapLines = SDPUtils.matchPrefix(mediaSection, 'a=sctpmap:');
if (sctpMapLines.length > 0) {
var parts = SDPUtils.matchPrefix(mediaSection, 'a=sctpmap:')[0].substr(10).split(' ');
return {
port: parseInt(parts[0], 10),
protocol: parts[1],
maxMessageSize: maxMessageSize
};
}
}; // SCTP
// outputs the draft-ietf-mmusic-sctp-sdp-26 version that all browsers
// support by now receiving in this format, unless we originally parsed
// as the draft-ietf-mmusic-sctp-sdp-05 format (indicated by the m-line
// protocol of DTLS/SCTP -- without UDP/ or TCP/)
SDPUtils.writeSctpDescription = function (media, sctp) {
var output = [];
if (media.protocol !== 'DTLS/SCTP') {
output = ['m=' + media.kind + ' 9 ' + media.protocol + ' ' + sctp.protocol + '\r\n', 'c=IN IP4 0.0.0.0\r\n', 'a=sctp-port:' + sctp.port + '\r\n'];
} else {
output = ['m=' + media.kind + ' 9 ' + media.protocol + ' ' + sctp.port + '\r\n', 'c=IN IP4 0.0.0.0\r\n', 'a=sctpmap:' + sctp.port + ' ' + sctp.protocol + ' 65535\r\n'];
}
if (sctp.maxMessageSize !== undefined) {
output.push('a=max-message-size:' + sctp.maxMessageSize + '\r\n');
}
return output.join('');
}; // Generate a session ID for SDP.
// https://tools.ietf.org/html/draft-ietf-rtcweb-jsep-20#section-5.2.1
// recommends using a cryptographically random +ve 64-bit value
// but right now this should be acceptable and within the right range
SDPUtils.generateSessionId = function () {
return Math.random().toString().substr(2, 21);
}; // Write boilder plate for start of SDP
// sessId argument is optional - if not supplied it will
// be generated randomly
// sessVersion is optional and defaults to 2
// sessUser is optional and defaults to 'thisisadapterortc'
SDPUtils.writeSessionBoilerplate = function (sessId, sessVer, sessUser) {
var sessionId;
var version = sessVer !== undefined ? sessVer : 2;
if (sessId) {
sessionId = sessId;
} else {
sessionId = SDPUtils.generateSessionId();
}
var user = sessUser || 'thisisadapterortc'; // FIXME: sess-id should be an NTP timestamp.
return 'v=0\r\n' + 'o=' + user + ' ' + sessionId + ' ' + version + ' IN IP4 127.0.0.1\r\n' + 's=-\r\n' + 't=0 0\r\n';
};
SDPUtils.writeMediaSection = function (transceiver, caps, type, stream) {
var sdp = SDPUtils.writeRtpDescription(transceiver.kind, caps); // Map ICE parameters (ufrag, pwd) to SDP.
sdp += SDPUtils.writeIceParameters(transceiver.iceGatherer.getLocalParameters()); // Map DTLS parameters to SDP.
sdp += SDPUtils.writeDtlsParameters(transceiver.dtlsTransport.getLocalParameters(), type === 'offer' ? 'actpass' : 'active');
sdp += 'a=mid:' + transceiver.mid + '\r\n';
if (transceiver.direction) {
sdp += 'a=' + transceiver.direction + '\r\n';
} else if (transceiver.rtpSender && transceiver.rtpReceiver) {
sdp += 'a=sendrecv\r\n';
} else if (transceiver.rtpSender) {
sdp += 'a=sendonly\r\n';
} else if (transceiver.rtpReceiver) {
sdp += 'a=recvonly\r\n';
} else {
sdp += 'a=inactive\r\n';
}
if (transceiver.rtpSender) {
// spec.
var msid = 'msid:' + stream.id + ' ' + transceiver.rtpSender.track.id + '\r\n';
sdp += 'a=' + msid; // for Chrome.
sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].ssrc + ' ' + msid;
if (transceiver.sendEncodingParameters[0].rtx) {
sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].rtx.ssrc + ' ' + msid;
sdp += 'a=ssrc-group:FID ' + transceiver.sendEncodingParameters[0].ssrc + ' ' + transceiver.sendEncodingParameters[0].rtx.ssrc + '\r\n';
}
} // FIXME: this should be written by writeRtpDescription.
sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].ssrc + ' cname:' + SDPUtils.localCName + '\r\n';
if (transceiver.rtpSender && transceiver.sendEncodingParameters[0].rtx) {
sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].rtx.ssrc + ' cname:' + SDPUtils.localCName + '\r\n';
}
return sdp;
}; // Gets the direction from the mediaSection or the sessionpart.
SDPUtils.getDirection = function (mediaSection, sessionpart) {
// Look for sendrecv, sendonly, recvonly, inactive, default to sendrecv.
var lines = SDPUtils.splitLines(mediaSection);
for (var i = 0; i < lines.length; i++) {
switch (lines[i]) {
case 'a=sendrecv':
case 'a=sendonly':
case 'a=recvonly':
case 'a=inactive':
return lines[i].substr(2);
default: // FIXME: What should happen here?
}
}
if (sessionpart) {
return SDPUtils.getDirection(sessionpart);
}
return 'sendrecv';
};
SDPUtils.getKind = function (mediaSection) {
var lines = SDPUtils.splitLines(mediaSection);
var mline = lines[0].split(' ');
return mline[0].substr(2);
};
SDPUtils.isRejected = function (mediaSection) {
return mediaSection.split(' ', 2)[1] === '0';
};
SDPUtils.parseMLine = function (mediaSection) {
var lines = SDPUtils.splitLines(mediaSection);
var parts = lines[0].substr(2).split(' ');
return {
kind: parts[0],
port: parseInt(parts[1], 10),
protocol: parts[2],
fmt: parts.slice(3).join(' ')
};
};
SDPUtils.parseOLine = function (mediaSection) {
var line = SDPUtils.matchPrefix(mediaSection, 'o=')[0];
var parts = line.substr(2).split(' ');
return {
username: parts[0],
sessionId: parts[1],
sessionVersion: parseInt(parts[2], 10),
netType: parts[3],
addressType: parts[4],
address: parts[5]
};
}; // a very naive interpretation of a valid SDP.
SDPUtils.isValidSDP = function (blob) {
if (typeof blob !== 'string' || blob.length === 0) {
return false;
}
var lines = SDPUtils.splitLines(blob);
for (var i = 0; i < lines.length; i++) {
if (lines[i].length < 2 || lines[i].charAt(1) !== '=') {
return false;
} // TODO: check the modifier a bit more.
}
return true;
}; // Expose public methods.
if ((typeof module === "undefined" ? "undefined" : _typeof(module)) === 'object') {
module.exports = SDPUtils;
}
},{}],7:[function(require,module,exports){
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
/* SWFObject v2.2 <http://code.google.com/p/swfobject/>
is released under the MIT License <http://www.opensource.org/licenses/mit-license.php>
*/
var swfobject = function () {
var D = "undefined",
r = "object",
S = "Shockwave Flash",
W = "ShockwaveFlash.ShockwaveFlash",
q = "application/x-shockwave-flash",
R = "SWFObjectExprInst",
x = "onreadystatechange",
O = window,
j = document,
t = navigator,
T = false,
U = [h],
o = [],
N = [],
I = [],
l,
Q,
E,
B,
J = false,
a = false,
n,
G,
m = true,
M = function () {
var aa = _typeof(j.getElementById) != D && _typeof(j.getElementsByTagName) != D && _typeof(j.createElement) != D,
ah = t.userAgent.toLowerCase(),
Y = t.platform.toLowerCase(),
ae = Y ? /win/.test(Y) : /win/.test(ah),
ac = Y ? /mac/.test(Y) : /mac/.test(ah),
af = /webkit/.test(ah) ? parseFloat(ah.replace(/^.*webkit\/(\d+(\.\d+)?).*$/, "$1")) : false,
X = !+"\v1",
ag = [0, 0, 0],
ab = null;
if (_typeof(t.plugins) != D && _typeof(t.plugins[S]) == r) {
ab = t.plugins[S].description;
if (ab && !(_typeof(t.mimeTypes) != D && t.mimeTypes[q] && !t.mimeTypes[q].enabledPlugin)) {
T = true;
X = false;
ab = ab.replace(/^.*\s+(\S+\s+\S+$)/, "$1");
ag[0] = parseInt(ab.replace(/^(.*)\..*$/, "$1"), 10);
ag[1] = parseInt(ab.replace(/^.*\.(.*)\s.*$/, "$1"), 10);
ag[2] = /[a-zA-Z]/.test(ab) ? parseInt(ab.replace(/^.*[a-zA-Z]+(.*)$/, "$1"), 10) : 0;
}
} else {
if (_typeof(O[['Active'].concat('Object').join('X')]) != D) {
try {
var ad = new window[['Active'].concat('Object').join('X')](W);
if (ad) {
ab = ad.GetVariable("$version");
if (ab) {
X = true;
ab = ab.split(" ")[1].split(",");
ag = [parseInt(ab[0], 10), parseInt(ab[1], 10), parseInt(ab[2], 10)];
}
}
} catch (Z) {}
}
}
return {
w3: aa,
pv: ag,
wk: af,
ie: X,
win: ae,
mac: ac
};
}(),
k = function () {
if (!M.w3) {
return;
}
if (_typeof(j.readyState) != D && j.readyState == "complete" || _typeof(j.readyState) == D && (j.getElementsByTagName("body")[0] || j.body)) {
f();
}
if (!J) {
if (_typeof(j.addEventListener) != D) {
j.addEventListener("DOMContentLoaded", f, false);
}
if (M.ie && M.win) {
j.attachEvent(x, function () {
if (j.readyState == "complete") {
j.detachEvent(x, arguments.callee);
f();
}
});
if (O == top) {
(function () {
if (J) {
return;
}
try {
j.documentElement.doScroll("left");
} catch (X) {
setTimeout(arguments.callee, 0);
return;
}
f();
})();
}
}
if (M.wk) {
(function () {
if (J) {
return;
}
if (!/loaded|complete/.test(j.readyState)) {
setTimeout(arguments.callee, 0);
return;
}
f();
})();
}
s(f);
}
}();
function f() {
if (J) {
return;
}
try {
var Z = j.getElementsByTagName("body")[0].appendChild(C("span"));
Z.parentNode.removeChild(Z);
} catch (aa) {
return;
}
J = true;
var X = U.length;
for (var Y = 0; Y < X; Y++) {
U[Y]();
}
}
function K(X) {
if (J) {
X();
} else {
U[U.length] = X;
}
}
function s(Y) {
if (_typeof(O.addEventListener) != D) {
O.addEventListener("load", Y, false);
} else {
if (_typeof(j.addEventListener) != D) {
j.addEventListener("load", Y, false);
} else {
if (_typeof(O.attachEvent) != D) {
i(O, "onload", Y);
} else {
if (typeof O.onload == "function") {
var X = O.onload;
O.onload = function () {
X();
Y();
};
} else {
O.onload = Y;
}
}
}
}
}
function h() {
if (T) {
V();
} else {
H();
}
}
function V() {
var X = j.getElementsByTagName("body")[0];
var aa = C(r);
aa.setAttribute("type", q);
var Z = X.appendChild(aa);
if (Z) {
var Y = 0;
(function () {
if (_typeof(Z.GetVariable) != D) {
var ab = Z.GetVariable("$version");
if (ab) {
ab = ab.split(" ")[1].split(",");
M.pv = [parseInt(ab[0], 10), parseInt(ab[1], 10), parseInt(ab[2], 10)];
}
} else {
if (Y < 10) {
Y++;
setTimeout(arguments.callee, 10);
return;
}
}
X.removeChild(aa);
Z = null;
H();
})();
} else {
H();
}
}
function H() {
var ag = o.length;
if (ag > 0) {
for (var af = 0; af < ag; af++) {
var Y = o[af].id;
var ab = o[af].callbackFn;
var aa = {
success: false,
id: Y
};
if (M.pv[0] > 0) {
var ae = c(Y);
if (ae) {
if (F(o[af].swfVersion) && !(M.wk && M.wk < 312)) {
w(Y, true);
if (ab) {
aa.success = true;
aa.ref = z(Y);
ab(aa);
}
} else {
if (o[af].expressInstall && A()) {
var ai = {};
ai.data = o[af].expressInstall;
ai.width = ae.getAttribute("width") || "0";
ai.height = ae.getAttribute("height") || "0";
if (ae.getAttribute("class")) {
ai.styleclass = ae.getAttribute("class");
}
if (ae.getAttribute("align")) {
ai.align = ae.getAttribute("align");
}
var ah = {};
var X = ae.getElementsByTagName("param");
var ac = X.length;
for (var ad = 0; ad < ac; ad++) {
if (X[ad].getAttribute("name").toLowerCase() != "movie") {
ah[X[ad].getAttribute("name")] = X[ad].getAttribute("value");
}
}
P(ai, ah, Y, ab);
} else {
p(ae);
if (ab) {
ab(aa);
}
}
}
}
} else {
w(Y, true);
if (ab) {
var Z = z(Y);
if (Z && _typeof(Z.SetVariable) != D) {
aa.success = true;
aa.ref = Z;
}
ab(aa);
}
}
}
}
}
function z(aa) {
var X = null;
var Y = c(aa);
if (Y && Y.nodeName == "OBJECT") {
if (_typeof(Y.SetVariable) != D) {
X = Y;
} else {
var Z = Y.getElementsByTagName(r)[0];
if (Z) {
X = Z;
}
}
}
return X;
}
function A() {
return !a && F("6.0.65") && (M.win || M.mac) && !(M.wk && M.wk < 312);
}
function P(aa, ab, X, Z) {
a = true;
E = Z || null;
B = {
success: false,
id: X
};
var ae = c(X);
if (ae) {
if (ae.nodeName == "OBJECT") {
l = g(ae);
Q = null;
} else {
l = ae;
Q = X;
}
aa.id = R;
if (_typeof(aa.width) == D || !/%$/.test(aa.width) && parseInt(aa.width, 10) < 310) {
aa.width = "310";
}
if (_typeof(aa.height) == D || !/%$/.test(aa.height) && parseInt(aa.height, 10) < 137) {
aa.height = "137";
}
j.title = j.title.slice(0, 47) + " - Flash Player Installation";
var ad = M.ie && M.win ? ['Active'].concat('').join('X') : "PlugIn",
ac = "MMredirectURL=" + O.location.toString().replace(/&/g, "%26") + "&MMplayerType=" + ad + "&MMdoctitle=" + j.title;
if (_typeof(ab.flashvars) != D) {
ab.flashvars += "&" + ac;
} else {
ab.flashvars = ac;
}
if (M.ie && M.win && ae.readyState != 4) {
var Y = C("div");
X += "SWFObjectNew";
Y.setAttribute("id", X);
ae.parentNode.insertBefore(Y, ae);
ae.style.display = "none";
(function () {
if (ae.readyState == 4) {
ae.parentNode.removeChild(ae);
} else {
setTimeout(arguments.callee, 10);
}
})();
}
u(aa, ab, X);
}
}
function p(Y) {
if (M.ie && M.win && Y.readyState != 4) {
var X = C("div");
Y.parentNode.insertBefore(X, Y);
X.parentNode.replaceChild(g(Y), X);
Y.style.display = "none";
(function () {
if (Y.readyState == 4) {
Y.parentNode.removeChild(Y);
} else {
setTimeout(arguments.callee, 10);
}
})();
} else {
Y.parentNode.replaceChild(g(Y), Y);
}
}
function g(ab) {
var aa = C("div");
if (M.win && M.ie) {
aa.innerHTML = ab.innerHTML;
} else {
var Y = ab.getElementsByTagName(r)[0];
if (Y) {
var ad = Y.childNodes;
if (ad) {
var X = ad.length;
for (var Z = 0; Z < X; Z++) {
if (!(ad[Z].nodeType == 1 && ad[Z].nodeName == "PARAM") && !(ad[Z].nodeType == 8)) {
aa.appendChild(ad[Z].cloneNode(true));
}
}
}
}
}
return aa;
}
function u(ai, ag, Y) {
var X,
aa = c(Y);
if (M.wk && M.wk < 312) {
return X;
}
if (aa) {
if (_typeof(ai.id) == D) {
ai.id = Y;
}
if (M.ie && M.win) {
var ah = "";
for (var ae in ai) {
if (ai[ae] != Object.prototype[ae]) {
if (ae.toLowerCase() == "data") {
ag.movie = ai[ae];
} else {
if (ae.toLowerCase() == "styleclass") {
ah += ' class="' + ai[ae] + '"';
} else {
if (ae.toLowerCase() != "classid") {
ah += " " + ae + '="' + ai[ae] + '"';
}
}
}
}
}
var af = "";
for (var ad in ag) {
if (ag[ad] != Object.prototype[ad]) {
af += '<param name="' + ad + '" value="' + ag[ad] + '" />';
}
}
aa.outerHTML = '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"' + ah + ">" + af + "</object>";
N[N.length] = ai.id;
X = c(ai.id);
} else {
var Z = C(r);
Z.setAttribute("type", q);
for (var ac in ai) {
if (ai[ac] != Object.prototype[ac]) {
if (ac.toLowerCase() == "styleclass") {
Z.setAttribute("class", ai[ac]);
} else {
if (ac.toLowerCase() != "classid") {
Z.setAttribute(ac, ai[ac]);
}
}
}
}
for (var ab in ag) {
if (ag[ab] != Object.prototype[ab] && ab.toLowerCase() != "movie") {
e(Z, ab, ag[ab]);
}
}
aa.parentNode.replaceChild(Z, aa);
X = Z;
}
}
return X;
}
function e(Z, X, Y) {
var aa = C("param");
aa.setAttribute("name", X);
aa.setAttribute("value", Y);
Z.appendChild(aa);
}
function y(Y) {
var X = c(Y);
if (X && X.nodeName == "OBJECT") {
if (M.ie && M.win) {
X.style.display = "none";
(function () {
if (X.readyState == 4) {
b(Y);
} else {
setTimeout(arguments.callee, 10);
}
})();
} else {
X.parentNode.removeChild(X);
}
}
}
function b(Z) {
var Y = c(Z);
if (Y) {
for (var X in Y) {
if (typeof Y[X] == "function") {
Y[X] = null;
}
}
Y.parentNode.removeChild(Y);
}
}
function c(Z) {
var X = null;
try {
X = j.getElementById(Z);
} catch (Y) {}
return X;
}
function C(X) {
return j.createElement(X);
}
function i(Z, X, Y) {
Z.attachEvent(X, Y);
I[I.length] = [Z, X, Y];
}
function F(Z) {
var Y = M.pv,
X = Z.split(".");
X[0] = parseInt(X[0], 10);
X[1] = parseInt(X[1], 10) || 0;
X[2] = parseInt(X[2], 10) || 0;
return Y[0] > X[0] || Y[0] == X[0] && Y[1] > X[1] || Y[0] == X[0] && Y[1] == X[1] && Y[2] >= X[2] ? true : false;
}
function v(ac, Y, ad, ab) {
if (M.ie && M.mac) {
return;
}
var aa = j.getElementsByTagName("head")[0];
if (!aa) {
return;
}
var X = ad && typeof ad == "string" ? ad : "screen";
if (ab) {
n = null;
G = null;
}
if (!n || G != X) {
var Z = C("style");
Z.setAttribute("type", "text/css");
Z.setAttribute("media", X);
n = aa.appendChild(Z);
if (M.ie && M.win && _typeof(j.styleSheets) != D && j.styleSheets.length > 0) {
n = j.styleSheets[j.styleSheets.length - 1];
}
G = X;
}
if (M.ie && M.win) {
if (n && _typeof(n.addRule) == r) {
n.addRule(ac, Y);
}
} else {
if (n && _typeof(j.createTextNode) != D) {
n.appendChild(j.createTextNode(ac + " {" + Y + "}"));
}
}
}
function w(Z, X) {
if (!m) {
return;
}
var Y = X ? "visible" : "hidden";
if (J && c(Z)) {
c(Z).style.visibility = Y;
} else {
v("#" + Z, "visibility:" + Y);
}
}
function L(Y) {
var Z = /[\\\"<>\.;]/;
var X = Z.exec(Y) != null;
return X && (typeof encodeURIComponent === "undefined" ? "undefined" : _typeof(encodeURIComponent)) != D ? encodeURIComponent(Y) : Y;
}
var d = function () {
if (M.ie && M.win) {
window.attachEvent("onunload", function () {
var ac = I.length;
for (var ab = 0; ab < ac; ab++) {
I[ab][0].detachEvent(I[ab][1], I[ab][2]);
}
var Z = N.length;
for (var aa = 0; aa < Z; aa++) {
y(N[aa]);
}
for (var Y in M) {
M[Y] = null;
}
M = null;
for (var X in swfobject) {
swfobject[X] = null;
}
swfobject = null;
});
}
}();
return {
registerObject: function registerObject(ab, X, aa, Z) {
if (M.w3 && ab && X) {
var Y = {};
Y.id = ab;
Y.swfVersion = X;
Y.expressInstall = aa;
Y.callbackFn = Z;
o[o.length] = Y;
w(ab, false);
} else {
if (Z) {
Z({
success: false,
id: ab
});
}
}
},
getObjectById: function getObjectById(X) {
if (M.w3) {
return z(X);
}
},
embedSWF: function embedSWF(ab, ah, ae, ag, Y, aa, Z, ad, af, ac) {
var X = {
success: false,
id: ah
};
if (M.w3 && !(M.wk && M.wk < 312) && ab && ah && ae && ag && Y) {
w(ah, false);
K(function () {
ae += "";
ag += "";
var aj = {};
if (af && _typeof(af) === r) {
for (var al in af) {
aj[al] = af[al];
}
}
aj.data = ab;
aj.width = ae;
aj.height = ag;
var am = {};
if (ad && _typeof(ad) === r) {
for (var ak in ad) {
am[ak] = ad[ak];
}
}
if (Z && _typeof(Z) === r) {
for (var ai in Z) {
if (_typeof(am.flashvars) != D) {
am.flashvars += "&" + ai + "=" + Z[ai];
} else {
am.flashvars = ai + "=" + Z[ai];
}
}
}
if (F(Y)) {
var an = u(aj, am, ah);
if (aj.id == ah) {
w(ah, true);
}
X.success = true;
X.ref = an;
} else {
if (aa && A()) {
aj.data = aa;
P(aj, am, ah, ac);
return;
} else {
w(ah, true);
}
}
if (ac) {
ac(X);
}
});
} else {
if (ac) {
ac(X);
}
}
},
switchOffAutoHideShow: function switchOffAutoHideShow() {
m = false;
},
ua: M,
getFlashPlayerVersion: function getFlashPlayerVersion() {
return {
major: M.pv[0],
minor: M.pv[1],
release: M.pv[2]
};
},
hasFlashPlayerVersion: F,
createSWF: function createSWF(Z, Y, X) {
if (M.w3) {
return u(Z, Y, X);
} else {
return undefined;
}
},
showExpressInstall: function showExpressInstall(Z, aa, X, Y) {
if (M.w3 && A()) {
P(Z, aa, X, Y);
}
},
removeSWF: function removeSWF(X) {
if (M.w3) {
y(X);
}
},
createCSS: function createCSS(aa, Z, Y, X) {
if (M.w3) {
v(aa, Z, Y, X);
}
},
addDomLoadEvent: K,
addLoadEvent: s,
getQueryParamValue: function getQueryParamValue(aa) {
var Z = j.location.search || j.location.hash;
if (Z) {
if (/\?/.test(Z)) {
Z = Z.split("?")[1];
}
if (aa == null) {
return L(Z);
}
var Y = Z.split("&");
for (var X = 0; X < Y.length; X++) {
if (Y[X].substring(0, Y[X].indexOf("=")) == aa) {
return L(Y[X].substring(Y[X].indexOf("=") + 1));
}
}
}
return "";
},
expressInstallCallback: function expressInstallCallback() {
if (a) {
var X = c(R);
if (X && l) {
X.parentNode.replaceChild(l, X);
if (Q) {
w(Q, true);
if (M.ie && M.win) {
l.style.display = "block";
}
}
if (E) {
E(B);
}
}
a = false;
}
}
};
}();
module.exports = swfobject;
},{}],8:[function(require,module,exports){
(function (setImmediate,clearImmediate){(function (){
var nextTick = require('process/browser.js').nextTick;
var apply = Function.prototype.apply;
var slice = Array.prototype.slice;
var immediateIds = {};
var nextImmediateId = 0; // DOM APIs, for completeness
exports.setTimeout = function () {
return new Timeout(apply.call(setTimeout, window, arguments), clearTimeout);
};
exports.setInterval = function () {
return new Timeout(apply.call(setInterval, window, arguments), clearInterval);
};
exports.clearTimeout = exports.clearInterval = function (timeout) {
timeout.close();
};
function Timeout(id, clearFn) {
this._id = id;
this._clearFn = clearFn;
}
Timeout.prototype.unref = Timeout.prototype.ref = function () {};
Timeout.prototype.close = function () {
this._clearFn.call(window, this._id);
}; // Does not start the time, just sets up the members needed.
exports.enroll = function (item, msecs) {
clearTimeout(item._idleTimeoutId);
item._idleTimeout = msecs;
};
exports.unenroll = function (item) {
clearTimeout(item._idleTimeoutId);
item._idleTimeout = -1;
};
exports._unrefActive = exports.active = function (item) {
clearTimeout(item._idleTimeoutId);
var msecs = item._idleTimeout;
if (msecs >= 0) {
item._idleTimeoutId = setTimeout(function onTimeout() {
if (item._onTimeout) item._onTimeout();
}, msecs);
}
}; // That's not how node.js implements it but the exposed api is the same.
exports.setImmediate = typeof setImmediate === "function" ? setImmediate : function (fn) {
var id = nextImmediateId++;
var args = arguments.length < 2 ? false : slice.call(arguments, 1);
immediateIds[id] = true;
nextTick(function onNextTick() {
if (immediateIds[id]) {
// fn.call() is faster so we optimize for the common use-case
// @see http://jsperf.com/call-apply-segu
if (args) {
fn.apply(null, args);
} else {
fn.call(null);
} // Prevent ids from leaking
exports.clearImmediate(id);
}
});
return id;
};
exports.clearImmediate = typeof clearImmediate === "function" ? clearImmediate : function (id) {
delete immediateIds[id];
};
}).call(this)}).call(this,require("timers").setImmediate,require("timers").clearImmediate)
},{"process/browser.js":3,"timers":8}],9:[function(require,module,exports){
/**
* Convert array of 16 byte values to UUID string format of the form:
* XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX
*/
var byteToHex = [];
for (var i = 0; i < 256; ++i) {
byteToHex[i] = (i + 0x100).toString(16).substr(1);
}
function bytesToUuid(buf, offset) {
var i = offset || 0;
var bth = byteToHex; // join used to fix memory issue caused by concatenation: https://bugs.chromium.org/p/v8/issues/detail?id=3175#c4
return [bth[buf[i++]], bth[buf[i++]], bth[buf[i++]], bth[buf[i++]], '-', bth[buf[i++]], bth[buf[i++]], '-', bth[buf[i++]], bth[buf[i++]], '-', bth[buf[i++]], bth[buf[i++]], '-', bth[buf[i++]], bth[buf[i++]], bth[buf[i++]], bth[buf[i++]], bth[buf[i++]], bth[buf[i++]]].join('');
}
module.exports = bytesToUuid;
},{}],10:[function(require,module,exports){
// Unique ID creation requires a high quality random # generator. In the
// browser this is a little complicated due to unknown quality of Math.random()
// and inconsistent support for the `crypto` API. We do the best we can via
// feature-detection
// getRandomValues needs to be invoked in a context where "this" is a Crypto
// implementation. Also, find the complete implementation of crypto on IE11.
var getRandomValues = typeof crypto != 'undefined' && crypto.getRandomValues && crypto.getRandomValues.bind(crypto) || typeof msCrypto != 'undefined' && typeof window.msCrypto.getRandomValues == 'function' && msCrypto.getRandomValues.bind(msCrypto);
if (getRandomValues) {
// WHATWG crypto RNG - http://wiki.whatwg.org/wiki/Crypto
var rnds8 = new Uint8Array(16); // eslint-disable-line no-undef
module.exports = function whatwgRNG() {
getRandomValues(rnds8);
return rnds8;
};
} else {
// Math.random()-based (RNG)
//
// If all else fails, use Math.random(). It's fast, but is of unspecified
// quality.
var rnds = new Array(16);
module.exports = function mathRNG() {
for (var i = 0, r; i < 16; i++) {
if ((i & 0x03) === 0) r = Math.random() * 0x100000000;
rnds[i] = r >>> ((i & 0x03) << 3) & 0xff;
}
return rnds;
};
}
},{}],11:[function(require,module,exports){
var rng = require('./lib/rng');
var bytesToUuid = require('./lib/bytesToUuid'); // **`v1()` - Generate time-based UUID**
//
// Inspired by https://github.com/LiosK/UUID.js
// and http://docs.python.org/library/uuid.html
var _nodeId;
var _clockseq; // Previous uuid creation time
var _lastMSecs = 0;
var _lastNSecs = 0; // See https://github.com/uuidjs/uuid for API details
function v1(options, buf, offset) {
var i = buf && offset || 0;
var b = buf || [];
options = options || {};
var node = options.node || _nodeId;
var clockseq = options.clockseq !== undefined ? options.clockseq : _clockseq; // node and clockseq need to be initialized to random values if they're not
// specified. We do this lazily to minimize issues related to insufficient
// system entropy. See #189
if (node == null || clockseq == null) {
var seedBytes = rng();
if (node == null) {
// Per 4.5, create and 48-bit node id, (47 random bits + multicast bit = 1)
node = _nodeId = [seedBytes[0] | 0x01, seedBytes[1], seedBytes[2], seedBytes[3], seedBytes[4], seedBytes[5]];
}
if (clockseq == null) {
// Per 4.2.2, randomize (14 bit) clockseq
clockseq = _clockseq = (seedBytes[6] << 8 | seedBytes[7]) & 0x3fff;
}
} // UUID timestamps are 100 nano-second units since the Gregorian epoch,
// (1582-10-15 00:00). JSNumbers aren't precise enough for this, so
// time is handled internally as 'msecs' (integer milliseconds) and 'nsecs'
// (100-nanoseconds offset from msecs) since unix epoch, 1970-01-01 00:00.
var msecs = options.msecs !== undefined ? options.msecs : new Date().getTime(); // Per 4.2.1.2, use count of uuid's generated during the current clock
// cycle to simulate higher resolution clock
var nsecs = options.nsecs !== undefined ? options.nsecs : _lastNSecs + 1; // Time since last uuid creation (in msecs)
var dt = msecs - _lastMSecs + (nsecs - _lastNSecs) / 10000; // Per 4.2.1.2, Bump clockseq on clock regression
if (dt < 0 && options.clockseq === undefined) {
clockseq = clockseq + 1 & 0x3fff;
} // Reset nsecs if clock regresses (new clockseq) or we've moved onto a new
// time interval
if ((dt < 0 || msecs > _lastMSecs) && options.nsecs === undefined) {
nsecs = 0;
} // Per 4.2.1.2 Throw error if too many uuids are requested
if (nsecs >= 10000) {
throw new Error('uuid.v1(): Can\'t create more than 10M uuids/sec');
}
_lastMSecs = msecs;
_lastNSecs = nsecs;
_clockseq = clockseq; // Per 4.1.4 - Convert from unix epoch to Gregorian epoch
msecs += 12219292800000; // `time_low`
var tl = ((msecs & 0xfffffff) * 10000 + nsecs) % 0x100000000;
b[i++] = tl >>> 24 & 0xff;
b[i++] = tl >>> 16 & 0xff;
b[i++] = tl >>> 8 & 0xff;
b[i++] = tl & 0xff; // `time_mid`
var tmh = msecs / 0x100000000 * 10000 & 0xfffffff;
b[i++] = tmh >>> 8 & 0xff;
b[i++] = tmh & 0xff; // `time_high_and_version`
b[i++] = tmh >>> 24 & 0xf | 0x10; // include version
b[i++] = tmh >>> 16 & 0xff; // `clock_seq_hi_and_reserved` (Per 4.2.2 - include variant)
b[i++] = clockseq >>> 8 | 0x80; // `clock_seq_low`
b[i++] = clockseq & 0xff; // `node`
for (var n = 0; n < 6; ++n) {
b[i + n] = node[n];
}
return buf ? buf : bytesToUuid(b);
}
module.exports = v1;
},{"./lib/bytesToUuid":9,"./lib/rng":10}],12:[function(require,module,exports){
/*
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
var _adapter_factory = require('./adapter_factory.js');
var adapter = (0, _adapter_factory.adapterFactory)({
window: typeof window === 'undefined' ? undefined : window
});
exports["default"] = adapter;
},{"./adapter_factory.js":13}],13:[function(require,module,exports){
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.adapterFactory = adapterFactory;
var _utils = require('./utils');
var utils = _interopRequireWildcard(_utils);
var _chrome_shim = require('./chrome/chrome_shim');
var chromeShim = _interopRequireWildcard(_chrome_shim);
var _edge_shim = require('./edge/edge_shim');
var edgeShim = _interopRequireWildcard(_edge_shim);
var _firefox_shim = require('./firefox/firefox_shim');
var firefoxShim = _interopRequireWildcard(_firefox_shim);
var _safari_shim = require('./safari/safari_shim');
var safariShim = _interopRequireWildcard(_safari_shim);
var _common_shim = require('./common_shim');
var commonShim = _interopRequireWildcard(_common_shim);
function _interopRequireWildcard(obj) {
if (obj && obj.__esModule) {
return obj;
} else {
var newObj = {};
if (obj != null) {
for (var key in obj) {
if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key];
}
}
newObj["default"] = obj;
return newObj;
}
} // Shimming starts here.
/*
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
function adapterFactory() {
var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
window = _ref.window;
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {
shimChrome: true,
shimFirefox: true,
shimEdge: true,
shimSafari: true
}; // Utils.
var logging = utils.log;
var browserDetails = utils.detectBrowser(window);
var adapter = {
browserDetails: browserDetails,
commonShim: commonShim,
extractVersion: utils.extractVersion,
disableLog: utils.disableLog,
disableWarnings: utils.disableWarnings
}; // Shim browser if found.
switch (browserDetails.browser) {
case 'chrome':
if (!chromeShim || !chromeShim.shimPeerConnection || !options.shimChrome) {
logging('Chrome shim is not included in this adapter release.');
return adapter;
}
if (browserDetails.version === null) {
logging('Chrome shim can not determine version, not shimming.');
return adapter;
}
logging('adapter.js shimming chrome.'); // Export to the adapter global object visible in the browser.
adapter.browserShim = chromeShim; // Must be called before shimPeerConnection.
commonShim.shimAddIceCandidateNullOrEmpty(window, browserDetails);
chromeShim.shimGetUserMedia(window, browserDetails);
chromeShim.shimMediaStream(window, browserDetails);
chromeShim.shimPeerConnection(window, browserDetails);
chromeShim.shimOnTrack(window, browserDetails);
chromeShim.shimAddTrackRemoveTrack(window, browserDetails);
chromeShim.shimGetSendersWithDtmf(window, browserDetails);
chromeShim.shimGetStats(window, browserDetails);
chromeShim.shimSenderReceiverGetStats(window, browserDetails);
chromeShim.fixNegotiationNeeded(window, browserDetails);
commonShim.shimRTCIceCandidate(window, browserDetails);
commonShim.shimConnectionState(window, browserDetails);
commonShim.shimMaxMessageSize(window, browserDetails);
commonShim.shimSendThrowTypeError(window, browserDetails);
commonShim.removeExtmapAllowMixed(window, browserDetails);
break;
case 'firefox':
if (!firefoxShim || !firefoxShim.shimPeerConnection || !options.shimFirefox) {
logging('Firefox shim is not included in this adapter release.');
return adapter;
}
logging('adapter.js shimming firefox.'); // Export to the adapter global object visible in the browser.
adapter.browserShim = firefoxShim; // Must be called before shimPeerConnection.
commonShim.shimAddIceCandidateNullOrEmpty(window, browserDetails);
firefoxShim.shimGetUserMedia(window, browserDetails);
firefoxShim.shimPeerConnection(window, browserDetails);
firefoxShim.shimOnTrack(window, browserDetails);
firefoxShim.shimRemoveStream(window, browserDetails);
firefoxShim.shimSenderGetStats(window, browserDetails);
firefoxShim.shimReceiverGetStats(window, browserDetails);
firefoxShim.shimRTCDataChannel(window, browserDetails);
firefoxShim.shimAddTransceiver(window, browserDetails);
firefoxShim.shimGetParameters(window, browserDetails);
firefoxShim.shimCreateOffer(window, browserDetails);
firefoxShim.shimCreateAnswer(window, browserDetails);
commonShim.shimRTCIceCandidate(window, browserDetails);
commonShim.shimConnectionState(window, browserDetails);
commonShim.shimMaxMessageSize(window, browserDetails);
commonShim.shimSendThrowTypeError(window, browserDetails);
break;
case 'edge':
if (!edgeShim || !edgeShim.shimPeerConnection || !options.shimEdge) {
logging('MS edge shim is not included in this adapter release.');
return adapter;
}
logging('adapter.js shimming edge.'); // Export to the adapter global object visible in the browser.
adapter.browserShim = edgeShim;
edgeShim.shimGetUserMedia(window, browserDetails);
edgeShim.shimGetDisplayMedia(window, browserDetails);
edgeShim.shimPeerConnection(window, browserDetails);
edgeShim.shimReplaceTrack(window, browserDetails); // the edge shim implements the full RTCIceCandidate object.
commonShim.shimMaxMessageSize(window, browserDetails);
commonShim.shimSendThrowTypeError(window, browserDetails);
break;
case 'safari':
if (!safariShim || !options.shimSafari) {
logging('Safari shim is not included in this adapter release.');
return adapter;
}
logging('adapter.js shimming safari.'); // Export to the adapter global object visible in the browser.
adapter.browserShim = safariShim; // Must be called before shimCallbackAPI.
commonShim.shimAddIceCandidateNullOrEmpty(window, browserDetails);
safariShim.shimRTCIceServerUrls(window, browserDetails);
safariShim.shimCreateOfferLegacy(window, browserDetails);
safariShim.shimCallbacksAPI(window, browserDetails);
safariShim.shimLocalStreamsAPI(window, browserDetails);
safariShim.shimRemoteStreamsAPI(window, browserDetails);
safariShim.shimTrackEventTransceiver(window, browserDetails);
safariShim.shimGetUserMedia(window, browserDetails);
safariShim.shimAudioContext(window, browserDetails);
commonShim.shimRTCIceCandidate(window, browserDetails);
commonShim.shimMaxMessageSize(window, browserDetails);
commonShim.shimSendThrowTypeError(window, browserDetails);
commonShim.removeExtmapAllowMixed(window, browserDetails);
break;
default:
logging('Unsupported browser!');
break;
}
return adapter;
} // Browser shims.
},{"./chrome/chrome_shim":14,"./common_shim":17,"./edge/edge_shim":18,"./firefox/firefox_shim":22,"./safari/safari_shim":25,"./utils":26}],14:[function(require,module,exports){
/*
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
'use strict';
function _typeof2(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof2 = function _typeof2(obj) { return typeof obj; }; } else { _typeof2 = function _typeof2(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof2(obj); }
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.shimGetDisplayMedia = exports.shimGetUserMedia = undefined;
var _typeof = typeof Symbol === "function" && _typeof2(Symbol.iterator) === "symbol" ? function (obj) {
return _typeof2(obj);
} : function (obj) {
return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : _typeof2(obj);
};
var _getusermedia = require('./getusermedia');
Object.defineProperty(exports, 'shimGetUserMedia', {
enumerable: true,
get: function get() {
return _getusermedia.shimGetUserMedia;
}
});
var _getdisplaymedia = require('./getdisplaymedia');
Object.defineProperty(exports, 'shimGetDisplayMedia', {
enumerable: true,
get: function get() {
return _getdisplaymedia.shimGetDisplayMedia;
}
});
exports.shimMediaStream = shimMediaStream;
exports.shimOnTrack = shimOnTrack;
exports.shimGetSendersWithDtmf = shimGetSendersWithDtmf;
exports.shimGetStats = shimGetStats;
exports.shimSenderReceiverGetStats = shimSenderReceiverGetStats;
exports.shimAddTrackRemoveTrackWithNative = shimAddTrackRemoveTrackWithNative;
exports.shimAddTrackRemoveTrack = shimAddTrackRemoveTrack;
exports.shimPeerConnection = shimPeerConnection;
exports.fixNegotiationNeeded = fixNegotiationNeeded;
var _utils = require('../utils.js');
var utils = _interopRequireWildcard(_utils);
function _interopRequireWildcard(obj) {
if (obj && obj.__esModule) {
return obj;
} else {
var newObj = {};
if (obj != null) {
for (var key in obj) {
if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key];
}
}
newObj["default"] = obj;
return newObj;
}
}
function _defineProperty(obj, key, value) {
if (key in obj) {
Object.defineProperty(obj, key, {
value: value,
enumerable: true,
configurable: true,
writable: true
});
} else {
obj[key] = value;
}
return obj;
}
function shimMediaStream(window) {
window.MediaStream = window.MediaStream || window.webkitMediaStream;
}
function shimOnTrack(window) {
if ((typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && window.RTCPeerConnection && !('ontrack' in window.RTCPeerConnection.prototype)) {
Object.defineProperty(window.RTCPeerConnection.prototype, 'ontrack', {
get: function get() {
return this._ontrack;
},
set: function set(f) {
if (this._ontrack) {
this.removeEventListener('track', this._ontrack);
}
this.addEventListener('track', this._ontrack = f);
},
enumerable: true,
configurable: true
});
var origSetRemoteDescription = window.RTCPeerConnection.prototype.setRemoteDescription;
window.RTCPeerConnection.prototype.setRemoteDescription = function setRemoteDescription() {
var _this = this;
if (!this._ontrackpoly) {
this._ontrackpoly = function (e) {
// onaddstream does not fire when a track is added to an existing
// stream. But stream.onaddtrack is implemented so we use that.
e.stream.addEventListener('addtrack', function (te) {
var receiver = void 0;
if (window.RTCPeerConnection.prototype.getReceivers) {
receiver = _this.getReceivers().find(function (r) {
return r.track && r.track.id === te.track.id;
});
} else {
receiver = {
track: te.track
};
}
var event = new Event('track');
event.track = te.track;
event.receiver = receiver;
event.transceiver = {
receiver: receiver
};
event.streams = [e.stream];
_this.dispatchEvent(event);
});
e.stream.getTracks().forEach(function (track) {
var receiver = void 0;
if (window.RTCPeerConnection.prototype.getReceivers) {
receiver = _this.getReceivers().find(function (r) {
return r.track && r.track.id === track.id;
});
} else {
receiver = {
track: track
};
}
var event = new Event('track');
event.track = track;
event.receiver = receiver;
event.transceiver = {
receiver: receiver
};
event.streams = [e.stream];
_this.dispatchEvent(event);
});
};
this.addEventListener('addstream', this._ontrackpoly);
}
return origSetRemoteDescription.apply(this, arguments);
};
} else {
// even if RTCRtpTransceiver is in window, it is only used and
// emitted in unified-plan. Unfortunately this means we need
// to unconditionally wrap the event.
utils.wrapPeerConnectionEvent(window, 'track', function (e) {
if (!e.transceiver) {
Object.defineProperty(e, 'transceiver', {
value: {
receiver: e.receiver
}
});
}
return e;
});
}
}
function shimGetSendersWithDtmf(window) {
// Overrides addTrack/removeTrack, depends on shimAddTrackRemoveTrack.
if ((typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && window.RTCPeerConnection && !('getSenders' in window.RTCPeerConnection.prototype) && 'createDTMFSender' in window.RTCPeerConnection.prototype) {
var shimSenderWithDtmf = function shimSenderWithDtmf(pc, track) {
return {
track: track,
get dtmf() {
if (this._dtmf === undefined) {
if (track.kind === 'audio') {
this._dtmf = pc.createDTMFSender(track);
} else {
this._dtmf = null;
}
}
return this._dtmf;
},
_pc: pc
};
}; // augment addTrack when getSenders is not available.
if (!window.RTCPeerConnection.prototype.getSenders) {
window.RTCPeerConnection.prototype.getSenders = function getSenders() {
this._senders = this._senders || [];
return this._senders.slice(); // return a copy of the internal state.
};
var origAddTrack = window.RTCPeerConnection.prototype.addTrack;
window.RTCPeerConnection.prototype.addTrack = function addTrack(track, stream) {
var sender = origAddTrack.apply(this, arguments);
if (!sender) {
sender = shimSenderWithDtmf(this, track);
this._senders.push(sender);
}
return sender;
};
var origRemoveTrack = window.RTCPeerConnection.prototype.removeTrack;
window.RTCPeerConnection.prototype.removeTrack = function removeTrack(sender) {
origRemoveTrack.apply(this, arguments);
var idx = this._senders.indexOf(sender);
if (idx !== -1) {
this._senders.splice(idx, 1);
}
};
}
var origAddStream = window.RTCPeerConnection.prototype.addStream;
window.RTCPeerConnection.prototype.addStream = function addStream(stream) {
var _this2 = this;
this._senders = this._senders || [];
origAddStream.apply(this, [stream]);
stream.getTracks().forEach(function (track) {
_this2._senders.push(shimSenderWithDtmf(_this2, track));
});
};
var origRemoveStream = window.RTCPeerConnection.prototype.removeStream;
window.RTCPeerConnection.prototype.removeStream = function removeStream(stream) {
var _this3 = this;
this._senders = this._senders || [];
origRemoveStream.apply(this, [stream]);
stream.getTracks().forEach(function (track) {
var sender = _this3._senders.find(function (s) {
return s.track === track;
});
if (sender) {
// remove sender
_this3._senders.splice(_this3._senders.indexOf(sender), 1);
}
});
};
} else if ((typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && window.RTCPeerConnection && 'getSenders' in window.RTCPeerConnection.prototype && 'createDTMFSender' in window.RTCPeerConnection.prototype && window.RTCRtpSender && !('dtmf' in window.RTCRtpSender.prototype)) {
var origGetSenders = window.RTCPeerConnection.prototype.getSenders;
window.RTCPeerConnection.prototype.getSenders = function getSenders() {
var _this4 = this;
var senders = origGetSenders.apply(this, []);
senders.forEach(function (sender) {
return sender._pc = _this4;
});
return senders;
};
Object.defineProperty(window.RTCRtpSender.prototype, 'dtmf', {
get: function get() {
if (this._dtmf === undefined) {
if (this.track.kind === 'audio') {
this._dtmf = this._pc.createDTMFSender(this.track);
} else {
this._dtmf = null;
}
}
return this._dtmf;
}
});
}
}
function shimGetStats(window) {
if (!window.RTCPeerConnection) {
return;
}
var origGetStats = window.RTCPeerConnection.prototype.getStats;
window.RTCPeerConnection.prototype.getStats = function getStats() {
var _this5 = this;
var _arguments = Array.prototype.slice.call(arguments),
selector = _arguments[0],
onSucc = _arguments[1],
onErr = _arguments[2]; // If selector is a function then we are in the old style stats so just
// pass back the original getStats format to avoid breaking old users.
if (arguments.length > 0 && typeof selector === 'function') {
return origGetStats.apply(this, arguments);
} // When spec-style getStats is supported, return those when called with
// either no arguments or the selector argument is null.
if (origGetStats.length === 0 && (arguments.length === 0 || typeof selector !== 'function')) {
return origGetStats.apply(this, []);
}
var fixChromeStats_ = function fixChromeStats_(response) {
var standardReport = {};
var reports = response.result();
reports.forEach(function (report) {
var standardStats = {
id: report.id,
timestamp: report.timestamp,
type: {
localcandidate: 'local-candidate',
remotecandidate: 'remote-candidate'
}[report.type] || report.type
};
report.names().forEach(function (name) {
standardStats[name] = report.stat(name);
});
standardReport[standardStats.id] = standardStats;
});
return standardReport;
}; // shim getStats with maplike support
var makeMapStats = function makeMapStats(stats) {
return new Map(Object.keys(stats).map(function (key) {
return [key, stats[key]];
}));
};
if (arguments.length >= 2) {
var successCallbackWrapper_ = function successCallbackWrapper_(response) {
onSucc(makeMapStats(fixChromeStats_(response)));
};
return origGetStats.apply(this, [successCallbackWrapper_, selector]);
} // promise-support
return new Promise(function (resolve, reject) {
origGetStats.apply(_this5, [function (response) {
resolve(makeMapStats(fixChromeStats_(response)));
}, reject]);
}).then(onSucc, onErr);
};
}
function shimSenderReceiverGetStats(window) {
if (!((typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && window.RTCPeerConnection && window.RTCRtpSender && window.RTCRtpReceiver)) {
return;
} // shim sender stats.
if (!('getStats' in window.RTCRtpSender.prototype)) {
var origGetSenders = window.RTCPeerConnection.prototype.getSenders;
if (origGetSenders) {
window.RTCPeerConnection.prototype.getSenders = function getSenders() {
var _this6 = this;
var senders = origGetSenders.apply(this, []);
senders.forEach(function (sender) {
return sender._pc = _this6;
});
return senders;
};
}
var origAddTrack = window.RTCPeerConnection.prototype.addTrack;
if (origAddTrack) {
window.RTCPeerConnection.prototype.addTrack = function addTrack() {
var sender = origAddTrack.apply(this, arguments);
sender._pc = this;
return sender;
};
}
window.RTCRtpSender.prototype.getStats = function getStats() {
var sender = this;
return this._pc.getStats().then(function (result) {
return (
/* Note: this will include stats of all senders that
* send a track with the same id as sender.track as
* it is not possible to identify the RTCRtpSender.
*/
utils.filterStats(result, sender.track, true)
);
});
};
} // shim receiver stats.
if (!('getStats' in window.RTCRtpReceiver.prototype)) {
var origGetReceivers = window.RTCPeerConnection.prototype.getReceivers;
if (origGetReceivers) {
window.RTCPeerConnection.prototype.getReceivers = function getReceivers() {
var _this7 = this;
var receivers = origGetReceivers.apply(this, []);
receivers.forEach(function (receiver) {
return receiver._pc = _this7;
});
return receivers;
};
}
utils.wrapPeerConnectionEvent(window, 'track', function (e) {
e.receiver._pc = e.srcElement;
return e;
});
window.RTCRtpReceiver.prototype.getStats = function getStats() {
var receiver = this;
return this._pc.getStats().then(function (result) {
return utils.filterStats(result, receiver.track, false);
});
};
}
if (!('getStats' in window.RTCRtpSender.prototype && 'getStats' in window.RTCRtpReceiver.prototype)) {
return;
} // shim RTCPeerConnection.getStats(track).
var origGetStats = window.RTCPeerConnection.prototype.getStats;
window.RTCPeerConnection.prototype.getStats = function getStats() {
if (arguments.length > 0 && arguments[0] instanceof window.MediaStreamTrack) {
var track = arguments[0];
var sender = void 0;
var receiver = void 0;
var err = void 0;
this.getSenders().forEach(function (s) {
if (s.track === track) {
if (sender) {
err = true;
} else {
sender = s;
}
}
});
this.getReceivers().forEach(function (r) {
if (r.track === track) {
if (receiver) {
err = true;
} else {
receiver = r;
}
}
return r.track === track;
});
if (err || sender && receiver) {
return Promise.reject(new DOMException('There are more than one sender or receiver for the track.', 'InvalidAccessError'));
} else if (sender) {
return sender.getStats();
} else if (receiver) {
return receiver.getStats();
}
return Promise.reject(new DOMException('There is no sender or receiver for the track.', 'InvalidAccessError'));
}
return origGetStats.apply(this, arguments);
};
}
function shimAddTrackRemoveTrackWithNative(window) {
// shim addTrack/removeTrack with native variants in order to make
// the interactions with legacy getLocalStreams behave as in other browsers.
// Keeps a mapping stream.id => [stream, rtpsenders...]
window.RTCPeerConnection.prototype.getLocalStreams = function getLocalStreams() {
var _this8 = this;
this._shimmedLocalStreams = this._shimmedLocalStreams || {};
return Object.keys(this._shimmedLocalStreams).map(function (streamId) {
return _this8._shimmedLocalStreams[streamId][0];
});
};
var origAddTrack = window.RTCPeerConnection.prototype.addTrack;
window.RTCPeerConnection.prototype.addTrack = function addTrack(track, stream) {
if (!stream) {
return origAddTrack.apply(this, arguments);
}
this._shimmedLocalStreams = this._shimmedLocalStreams || {};
var sender = origAddTrack.apply(this, arguments);
if (!this._shimmedLocalStreams[stream.id]) {
this._shimmedLocalStreams[stream.id] = [stream, sender];
} else if (this._shimmedLocalStreams[stream.id].indexOf(sender) === -1) {
this._shimmedLocalStreams[stream.id].push(sender);
}
return sender;
};
var origAddStream = window.RTCPeerConnection.prototype.addStream;
window.RTCPeerConnection.prototype.addStream = function addStream(stream) {
var _this9 = this;
this._shimmedLocalStreams = this._shimmedLocalStreams || {};
stream.getTracks().forEach(function (track) {
var alreadyExists = _this9.getSenders().find(function (s) {
return s.track === track;
});
if (alreadyExists) {
throw new DOMException('Track already exists.', 'InvalidAccessError');
}
});
var existingSenders = this.getSenders();
origAddStream.apply(this, arguments);
var newSenders = this.getSenders().filter(function (newSender) {
return existingSenders.indexOf(newSender) === -1;
});
this._shimmedLocalStreams[stream.id] = [stream].concat(newSenders);
};
var origRemoveStream = window.RTCPeerConnection.prototype.removeStream;
window.RTCPeerConnection.prototype.removeStream = function removeStream(stream) {
this._shimmedLocalStreams = this._shimmedLocalStreams || {};
delete this._shimmedLocalStreams[stream.id];
return origRemoveStream.apply(this, arguments);
};
var origRemoveTrack = window.RTCPeerConnection.prototype.removeTrack;
window.RTCPeerConnection.prototype.removeTrack = function removeTrack(sender) {
var _this10 = this;
this._shimmedLocalStreams = this._shimmedLocalStreams || {};
if (sender) {
Object.keys(this._shimmedLocalStreams).forEach(function (streamId) {
var idx = _this10._shimmedLocalStreams[streamId].indexOf(sender);
if (idx !== -1) {
_this10._shimmedLocalStreams[streamId].splice(idx, 1);
}
if (_this10._shimmedLocalStreams[streamId].length === 1) {
delete _this10._shimmedLocalStreams[streamId];
}
});
}
return origRemoveTrack.apply(this, arguments);
};
}
function shimAddTrackRemoveTrack(window, browserDetails) {
if (!window.RTCPeerConnection) {
return;
} // shim addTrack and removeTrack.
if (window.RTCPeerConnection.prototype.addTrack && browserDetails.version >= 65) {
return shimAddTrackRemoveTrackWithNative(window);
} // also shim pc.getLocalStreams when addTrack is shimmed
// to return the original streams.
var origGetLocalStreams = window.RTCPeerConnection.prototype.getLocalStreams;
window.RTCPeerConnection.prototype.getLocalStreams = function getLocalStreams() {
var _this11 = this;
var nativeStreams = origGetLocalStreams.apply(this);
this._reverseStreams = this._reverseStreams || {};
return nativeStreams.map(function (stream) {
return _this11._reverseStreams[stream.id];
});
};
var origAddStream = window.RTCPeerConnection.prototype.addStream;
window.RTCPeerConnection.prototype.addStream = function addStream(stream) {
var _this12 = this;
this._streams = this._streams || {};
this._reverseStreams = this._reverseStreams || {};
stream.getTracks().forEach(function (track) {
var alreadyExists = _this12.getSenders().find(function (s) {
return s.track === track;
});
if (alreadyExists) {
throw new DOMException('Track already exists.', 'InvalidAccessError');
}
}); // Add identity mapping for consistency with addTrack.
// Unless this is being used with a stream from addTrack.
if (!this._reverseStreams[stream.id]) {
var newStream = new window.MediaStream(stream.getTracks());
this._streams[stream.id] = newStream;
this._reverseStreams[newStream.id] = stream;
stream = newStream;
}
origAddStream.apply(this, [stream]);
};
var origRemoveStream = window.RTCPeerConnection.prototype.removeStream;
window.RTCPeerConnection.prototype.removeStream = function removeStream(stream) {
this._streams = this._streams || {};
this._reverseStreams = this._reverseStreams || {};
origRemoveStream.apply(this, [this._streams[stream.id] || stream]);
delete this._reverseStreams[this._streams[stream.id] ? this._streams[stream.id].id : stream.id];
delete this._streams[stream.id];
};
window.RTCPeerConnection.prototype.addTrack = function addTrack(track, stream) {
var _this13 = this;
if (this.signalingState === 'closed') {
throw new DOMException('The RTCPeerConnection\'s signalingState is \'closed\'.', 'InvalidStateError');
}
var streams = [].slice.call(arguments, 1);
if (streams.length !== 1 || !streams[0].getTracks().find(function (t) {
return t === track;
})) {
// this is not fully correct but all we can manage without
// [[associated MediaStreams]] internal slot.
throw new DOMException('The adapter.js addTrack polyfill only supports a single ' + ' stream which is associated with the specified track.', 'NotSupportedError');
}
var alreadyExists = this.getSenders().find(function (s) {
return s.track === track;
});
if (alreadyExists) {
throw new DOMException('Track already exists.', 'InvalidAccessError');
}
this._streams = this._streams || {};
this._reverseStreams = this._reverseStreams || {};
var oldStream = this._streams[stream.id];
if (oldStream) {
// this is using odd Chrome behaviour, use with caution:
// https://bugs.chromium.org/p/webrtc/issues/detail?id=7815
// Note: we rely on the high-level addTrack/dtmf shim to
// create the sender with a dtmf sender.
oldStream.addTrack(track); // Trigger ONN async.
Promise.resolve().then(function () {
_this13.dispatchEvent(new Event('negotiationneeded'));
});
} else {
var newStream = new window.MediaStream([track]);
this._streams[stream.id] = newStream;
this._reverseStreams[newStream.id] = stream;
this.addStream(newStream);
}
return this.getSenders().find(function (s) {
return s.track === track;
});
}; // replace the internal stream id with the external one and
// vice versa.
function replaceInternalStreamId(pc, description) {
var sdp = description.sdp;
Object.keys(pc._reverseStreams || []).forEach(function (internalId) {
var externalStream = pc._reverseStreams[internalId];
var internalStream = pc._streams[externalStream.id];
sdp = sdp.replace(new RegExp(internalStream.id, 'g'), externalStream.id);
});
return new RTCSessionDescription({
type: description.type,
sdp: sdp
});
}
function replaceExternalStreamId(pc, description) {
var sdp = description.sdp;
Object.keys(pc._reverseStreams || []).forEach(function (internalId) {
var externalStream = pc._reverseStreams[internalId];
var internalStream = pc._streams[externalStream.id];
sdp = sdp.replace(new RegExp(externalStream.id, 'g'), internalStream.id);
});
return new RTCSessionDescription({
type: description.type,
sdp: sdp
});
}
['createOffer', 'createAnswer'].forEach(function (method) {
var nativeMethod = window.RTCPeerConnection.prototype[method];
var methodObj = _defineProperty({}, method, function () {
var _this14 = this;
var args = arguments;
var isLegacyCall = arguments.length && typeof arguments[0] === 'function';
if (isLegacyCall) {
return nativeMethod.apply(this, [function (description) {
var desc = replaceInternalStreamId(_this14, description);
args[0].apply(null, [desc]);
}, function (err) {
if (args[1]) {
args[1].apply(null, err);
}
}, arguments[2]]);
}
return nativeMethod.apply(this, arguments).then(function (description) {
return replaceInternalStreamId(_this14, description);
});
});
window.RTCPeerConnection.prototype[method] = methodObj[method];
});
var origSetLocalDescription = window.RTCPeerConnection.prototype.setLocalDescription;
window.RTCPeerConnection.prototype.setLocalDescription = function setLocalDescription() {
if (!arguments.length || !arguments[0].type) {
return origSetLocalDescription.apply(this, arguments);
}
arguments[0] = replaceExternalStreamId(this, arguments[0]);
return origSetLocalDescription.apply(this, arguments);
}; // TODO: mangle getStats: https://w3c.github.io/webrtc-stats/#dom-rtcmediastreamstats-streamidentifier
var origLocalDescription = Object.getOwnPropertyDescriptor(window.RTCPeerConnection.prototype, 'localDescription');
Object.defineProperty(window.RTCPeerConnection.prototype, 'localDescription', {
get: function get() {
var description = origLocalDescription.get.apply(this);
if (description.type === '') {
return description;
}
return replaceInternalStreamId(this, description);
}
});
window.RTCPeerConnection.prototype.removeTrack = function removeTrack(sender) {
var _this15 = this;
if (this.signalingState === 'closed') {
throw new DOMException('The RTCPeerConnection\'s signalingState is \'closed\'.', 'InvalidStateError');
} // We can not yet check for sender instanceof RTCRtpSender
// since we shim RTPSender. So we check if sender._pc is set.
if (!sender._pc) {
throw new DOMException('Argument 1 of RTCPeerConnection.removeTrack ' + 'does not implement interface RTCRtpSender.', 'TypeError');
}
var isLocal = sender._pc === this;
if (!isLocal) {
throw new DOMException('Sender was not created by this connection.', 'InvalidAccessError');
} // Search for the native stream the senders track belongs to.
this._streams = this._streams || {};
var stream = void 0;
Object.keys(this._streams).forEach(function (streamid) {
var hasTrack = _this15._streams[streamid].getTracks().find(function (track) {
return sender.track === track;
});
if (hasTrack) {
stream = _this15._streams[streamid];
}
});
if (stream) {
if (stream.getTracks().length === 1) {
// if this is the last track of the stream, remove the stream. This
// takes care of any shimmed _senders.
this.removeStream(this._reverseStreams[stream.id]);
} else {
// relying on the same odd chrome behaviour as above.
stream.removeTrack(sender.track);
}
this.dispatchEvent(new Event('negotiationneeded'));
}
};
}
function shimPeerConnection(window, browserDetails) {
if (!window.RTCPeerConnection && window.webkitRTCPeerConnection) {
// very basic support for old versions.
window.RTCPeerConnection = window.webkitRTCPeerConnection;
}
if (!window.RTCPeerConnection) {
return;
} // shim implicit creation of RTCSessionDescription/RTCIceCandidate
if (browserDetails.version < 53) {
['setLocalDescription', 'setRemoteDescription', 'addIceCandidate'].forEach(function (method) {
var nativeMethod = window.RTCPeerConnection.prototype[method];
var methodObj = _defineProperty({}, method, function () {
arguments[0] = new (method === 'addIceCandidate' ? window.RTCIceCandidate : window.RTCSessionDescription)(arguments[0]);
return nativeMethod.apply(this, arguments);
});
window.RTCPeerConnection.prototype[method] = methodObj[method];
});
}
} // Attempt to fix ONN in plan-b mode.
function fixNegotiationNeeded(window, browserDetails) {
utils.wrapPeerConnectionEvent(window, 'negotiationneeded', function (e) {
var pc = e.target;
if (browserDetails.version < 72 || pc.getConfiguration && pc.getConfiguration().sdpSemantics === 'plan-b') {
if (pc.signalingState !== 'stable') {
return;
}
}
return e;
});
}
},{"../utils.js":26,"./getdisplaymedia":15,"./getusermedia":16}],15:[function(require,module,exports){
/*
* Copyright (c) 2018 The adapter.js project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.shimGetDisplayMedia = shimGetDisplayMedia;
function shimGetDisplayMedia(window, getSourceId) {
if (window.navigator.mediaDevices && 'getDisplayMedia' in window.navigator.mediaDevices) {
return;
}
if (!window.navigator.mediaDevices) {
return;
} // getSourceId is a function that returns a promise resolving with
// the sourceId of the screen/window/tab to be shared.
if (typeof getSourceId !== 'function') {
console.error('shimGetDisplayMedia: getSourceId argument is not ' + 'a function');
return;
}
window.navigator.mediaDevices.getDisplayMedia = function getDisplayMedia(constraints) {
return getSourceId(constraints).then(function (sourceId) {
var widthSpecified = constraints.video && constraints.video.width;
var heightSpecified = constraints.video && constraints.video.height;
var frameRateSpecified = constraints.video && constraints.video.frameRate;
constraints.video = {
mandatory: {
chromeMediaSource: 'desktop',
chromeMediaSourceId: sourceId,
maxFrameRate: frameRateSpecified || 3
}
};
if (widthSpecified) {
constraints.video.mandatory.maxWidth = widthSpecified;
}
if (heightSpecified) {
constraints.video.mandatory.maxHeight = heightSpecified;
}
return window.navigator.mediaDevices.getUserMedia(constraints);
});
};
}
},{}],16:[function(require,module,exports){
/*
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
'use strict';
function _typeof2(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof2 = function _typeof2(obj) { return typeof obj; }; } else { _typeof2 = function _typeof2(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof2(obj); }
Object.defineProperty(exports, "__esModule", {
value: true
});
var _typeof = typeof Symbol === "function" && _typeof2(Symbol.iterator) === "symbol" ? function (obj) {
return _typeof2(obj);
} : function (obj) {
return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : _typeof2(obj);
};
exports.shimGetUserMedia = shimGetUserMedia;
var _utils = require('../utils.js');
var utils = _interopRequireWildcard(_utils);
function _interopRequireWildcard(obj) {
if (obj && obj.__esModule) {
return obj;
} else {
var newObj = {};
if (obj != null) {
for (var key in obj) {
if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key];
}
}
newObj["default"] = obj;
return newObj;
}
}
var logging = utils.log;
function shimGetUserMedia(window, browserDetails) {
var navigator = window && window.navigator;
if (!navigator.mediaDevices) {
return;
}
var constraintsToChrome_ = function constraintsToChrome_(c) {
if ((typeof c === 'undefined' ? 'undefined' : _typeof(c)) !== 'object' || c.mandatory || c.optional) {
return c;
}
var cc = {};
Object.keys(c).forEach(function (key) {
if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
return;
}
var r = _typeof(c[key]) === 'object' ? c[key] : {
ideal: c[key]
};
if (r.exact !== undefined && typeof r.exact === 'number') {
r.min = r.max = r.exact;
}
var oldname_ = function oldname_(prefix, name) {
if (prefix) {
return prefix + name.charAt(0).toUpperCase() + name.slice(1);
}
return name === 'deviceId' ? 'sourceId' : name;
};
if (r.ideal !== undefined) {
cc.optional = cc.optional || [];
var oc = {};
if (typeof r.ideal === 'number') {
oc[oldname_('min', key)] = r.ideal;
cc.optional.push(oc);
oc = {};
oc[oldname_('max', key)] = r.ideal;
cc.optional.push(oc);
} else {
oc[oldname_('', key)] = r.ideal;
cc.optional.push(oc);
}
}
if (r.exact !== undefined && typeof r.exact !== 'number') {
cc.mandatory = cc.mandatory || {};
cc.mandatory[oldname_('', key)] = r.exact;
} else {
['min', 'max'].forEach(function (mix) {
if (r[mix] !== undefined) {
cc.mandatory = cc.mandatory || {};
cc.mandatory[oldname_(mix, key)] = r[mix];
}
});
}
});
if (c.advanced) {
cc.optional = (cc.optional || []).concat(c.advanced);
}
return cc;
};
var shimConstraints_ = function shimConstraints_(constraints, func) {
if (browserDetails.version >= 61) {
return func(constraints);
}
constraints = JSON.parse(JSON.stringify(constraints));
if (constraints && _typeof(constraints.audio) === 'object') {
var remap = function remap(obj, a, b) {
if (a in obj && !(b in obj)) {
obj[b] = obj[a];
delete obj[a];
}
};
constraints = JSON.parse(JSON.stringify(constraints));
remap(constraints.audio, 'autoGainControl', 'googAutoGainControl');
remap(constraints.audio, 'noiseSuppression', 'googNoiseSuppression');
constraints.audio = constraintsToChrome_(constraints.audio);
}
if (constraints && _typeof(constraints.video) === 'object') {
// Shim facingMode for mobile & surface pro.
var face = constraints.video.facingMode;
face = face && ((typeof face === 'undefined' ? 'undefined' : _typeof(face)) === 'object' ? face : {
ideal: face
});
var getSupportedFacingModeLies = browserDetails.version < 66;
if (face && (face.exact === 'user' || face.exact === 'environment' || face.ideal === 'user' || face.ideal === 'environment') && !(navigator.mediaDevices.getSupportedConstraints && navigator.mediaDevices.getSupportedConstraints().facingMode && !getSupportedFacingModeLies)) {
delete constraints.video.facingMode;
var matches = void 0;
if (face.exact === 'environment' || face.ideal === 'environment') {
matches = ['back', 'rear'];
} else if (face.exact === 'user' || face.ideal === 'user') {
matches = ['front'];
}
if (matches) {
// Look for matches in label, or use last cam for back (typical).
return navigator.mediaDevices.enumerateDevices().then(function (devices) {
devices = devices.filter(function (d) {
return d.kind === 'videoinput';
});
var dev = devices.find(function (d) {
return matches.some(function (match) {
return d.label.toLowerCase().includes(match);
});
});
if (!dev && devices.length && matches.includes('back')) {
dev = devices[devices.length - 1]; // more likely the back cam
}
if (dev) {
constraints.video.deviceId = face.exact ? {
exact: dev.deviceId
} : {
ideal: dev.deviceId
};
}
constraints.video = constraintsToChrome_(constraints.video);
logging('chrome: ' + JSON.stringify(constraints));
return func(constraints);
});
}
}
constraints.video = constraintsToChrome_(constraints.video);
}
logging('chrome: ' + JSON.stringify(constraints));
return func(constraints);
};
var shimError_ = function shimError_(e) {
if (browserDetails.version >= 64) {
return e;
}
return {
name: {
PermissionDeniedError: 'NotAllowedError',
PermissionDismissedError: 'NotAllowedError',
InvalidStateError: 'NotAllowedError',
DevicesNotFoundError: 'NotFoundError',
ConstraintNotSatisfiedError: 'OverconstrainedError',
TrackStartError: 'NotReadableError',
MediaDeviceFailedDueToShutdown: 'NotAllowedError',
MediaDeviceKillSwitchOn: 'NotAllowedError',
TabCaptureError: 'AbortError',
ScreenCaptureError: 'AbortError',
DeviceCaptureError: 'AbortError'
}[e.name] || e.name,
message: e.message,
constraint: e.constraint || e.constraintName,
toString: function toString() {
return this.name + (this.message && ': ') + this.message;
}
};
};
var getUserMedia_ = function getUserMedia_(constraints, onSuccess, onError) {
shimConstraints_(constraints, function (c) {
navigator.webkitGetUserMedia(c, onSuccess, function (e) {
if (onError) {
onError(shimError_(e));
}
});
});
};
navigator.getUserMedia = getUserMedia_.bind(navigator); // Even though Chrome 45 has navigator.mediaDevices and a getUserMedia
// function which returns a Promise, it does not accept spec-style
// constraints.
if (navigator.mediaDevices.getUserMedia) {
var origGetUserMedia = navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);
navigator.mediaDevices.getUserMedia = function (cs) {
return shimConstraints_(cs, function (c) {
return origGetUserMedia(c).then(function (stream) {
if (c.audio && !stream.getAudioTracks().length || c.video && !stream.getVideoTracks().length) {
stream.getTracks().forEach(function (track) {
track.stop();
});
throw new DOMException('', 'NotFoundError');
}
return stream;
}, function (e) {
return Promise.reject(shimError_(e));
});
});
};
}
}
},{"../utils.js":26}],17:[function(require,module,exports){
/*
* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
'use strict';
function _typeof2(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof2 = function _typeof2(obj) { return typeof obj; }; } else { _typeof2 = function _typeof2(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof2(obj); }
Object.defineProperty(exports, "__esModule", {
value: true
});
var _typeof = typeof Symbol === "function" && _typeof2(Symbol.iterator) === "symbol" ? function (obj) {
return _typeof2(obj);
} : function (obj) {
return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : _typeof2(obj);
};
exports.shimRTCIceCandidate = shimRTCIceCandidate;
exports.shimMaxMessageSize = shimMaxMessageSize;
exports.shimSendThrowTypeError = shimSendThrowTypeError;
exports.shimConnectionState = shimConnectionState;
exports.removeExtmapAllowMixed = removeExtmapAllowMixed;
exports.shimAddIceCandidateNullOrEmpty = shimAddIceCandidateNullOrEmpty;
var _sdp = require('sdp');
var _sdp2 = _interopRequireDefault(_sdp);
var _utils = require('./utils');
var utils = _interopRequireWildcard(_utils);
function _interopRequireWildcard(obj) {
if (obj && obj.__esModule) {
return obj;
} else {
var newObj = {};
if (obj != null) {
for (var key in obj) {
if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key];
}
}
newObj["default"] = obj;
return newObj;
}
}
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
"default": obj
};
}
function shimRTCIceCandidate(window) {
// foundation is arbitrarily chosen as an indicator for full support for
// https://w3c.github.io/webrtc-pc/#rtcicecandidate-interface
if (!window.RTCIceCandidate || window.RTCIceCandidate && 'foundation' in window.RTCIceCandidate.prototype) {
return;
}
var NativeRTCIceCandidate = window.RTCIceCandidate;
window.RTCIceCandidate = function RTCIceCandidate(args) {
// Remove the a= which shouldn't be part of the candidate string.
if ((typeof args === 'undefined' ? 'undefined' : _typeof(args)) === 'object' && args.candidate && args.candidate.indexOf('a=') === 0) {
args = JSON.parse(JSON.stringify(args));
args.candidate = args.candidate.substr(2);
}
if (args.candidate && args.candidate.length) {
// Augment the native candidate with the parsed fields.
var nativeCandidate = new NativeRTCIceCandidate(args);
var parsedCandidate = _sdp2["default"].parseCandidate(args.candidate);
var augmentedCandidate = Object.assign(nativeCandidate, parsedCandidate); // Add a serializer that does not serialize the extra attributes.
augmentedCandidate.toJSON = function toJSON() {
return {
candidate: augmentedCandidate.candidate,
sdpMid: augmentedCandidate.sdpMid,
sdpMLineIndex: augmentedCandidate.sdpMLineIndex,
usernameFragment: augmentedCandidate.usernameFragment
};
};
return augmentedCandidate;
}
return new NativeRTCIceCandidate(args);
};
window.RTCIceCandidate.prototype = NativeRTCIceCandidate.prototype; // Hook up the augmented candidate in onicecandidate and
// addEventListener('icecandidate', ...)
utils.wrapPeerConnectionEvent(window, 'icecandidate', function (e) {
if (e.candidate) {
Object.defineProperty(e, 'candidate', {
value: new window.RTCIceCandidate(e.candidate),
writable: 'false'
});
}
return e;
});
}
function shimMaxMessageSize(window, browserDetails) {
if (!window.RTCPeerConnection) {
return;
}
if (!('sctp' in window.RTCPeerConnection.prototype)) {
Object.defineProperty(window.RTCPeerConnection.prototype, 'sctp', {
get: function get() {
return typeof this._sctp === 'undefined' ? null : this._sctp;
}
});
}
var sctpInDescription = function sctpInDescription(description) {
if (!description || !description.sdp) {
return false;
}
var sections = _sdp2["default"].splitSections(description.sdp);
sections.shift();
return sections.some(function (mediaSection) {
var mLine = _sdp2["default"].parseMLine(mediaSection);
return mLine && mLine.kind === 'application' && mLine.protocol.indexOf('SCTP') !== -1;
});
};
var getRemoteFirefoxVersion = function getRemoteFirefoxVersion(description) {
// TODO: Is there a better solution for detecting Firefox?
var match = description.sdp.match(/mozilla...THIS_IS_SDPARTA-(\d+)/);
if (match === null || match.length < 2) {
return -1;
}
var version = parseInt(match[1], 10); // Test for NaN (yes, this is ugly)
return version !== version ? -1 : version;
};
var getCanSendMaxMessageSize = function getCanSendMaxMessageSize(remoteIsFirefox) {
// Every implementation we know can send at least 64 KiB.
// Note: Although Chrome is technically able to send up to 256 KiB, the
// data does not reach the other peer reliably.
// See: https://bugs.chromium.org/p/webrtc/issues/detail?id=8419
var canSendMaxMessageSize = 65536;
if (browserDetails.browser === 'firefox') {
if (browserDetails.version < 57) {
if (remoteIsFirefox === -1) {
// FF < 57 will send in 16 KiB chunks using the deprecated PPID
// fragmentation.
canSendMaxMessageSize = 16384;
} else {
// However, other FF (and RAWRTC) can reassemble PPID-fragmented
// messages. Thus, supporting ~2 GiB when sending.
canSendMaxMessageSize = 2147483637;
}
} else if (browserDetails.version < 60) {
// Currently, all FF >= 57 will reset the remote maximum message size
// to the default value when a data channel is created at a later
// stage. :(
// See: https://bugzilla.mozilla.org/show_bug.cgi?id=1426831
canSendMaxMessageSize = browserDetails.version === 57 ? 65535 : 65536;
} else {
// FF >= 60 supports sending ~2 GiB
canSendMaxMessageSize = 2147483637;
}
}
return canSendMaxMessageSize;
};
var getMaxMessageSize = function getMaxMessageSize(description, remoteIsFirefox) {
// Note: 65536 bytes is the default value from the SDP spec. Also,
// every implementation we know supports receiving 65536 bytes.
var maxMessageSize = 65536; // FF 57 has a slightly incorrect default remote max message size, so
// we need to adjust it here to avoid a failure when sending.
// See: https://bugzilla.mozilla.org/show_bug.cgi?id=1425697
if (browserDetails.browser === 'firefox' && browserDetails.version === 57) {
maxMessageSize = 65535;
}
var match = _sdp2["default"].matchPrefix(description.sdp, 'a=max-message-size:');
if (match.length > 0) {
maxMessageSize = parseInt(match[0].substr(19), 10);
} else if (browserDetails.browser === 'firefox' && remoteIsFirefox !== -1) {
// If the maximum message size is not present in the remote SDP and
// both local and remote are Firefox, the remote peer can receive
// ~2 GiB.
maxMessageSize = 2147483637;
}
return maxMessageSize;
};
var origSetRemoteDescription = window.RTCPeerConnection.prototype.setRemoteDescription;
window.RTCPeerConnection.prototype.setRemoteDescription = function setRemoteDescription() {
this._sctp = null; // Chrome decided to not expose .sctp in plan-b mode.
// As usual, adapter.js has to do an 'ugly worakaround'
// to cover up the mess.
if (browserDetails.browser === 'chrome' && browserDetails.version >= 76) {
var _getConfiguration = this.getConfiguration(),
sdpSemantics = _getConfiguration.sdpSemantics;
if (sdpSemantics === 'plan-b') {
Object.defineProperty(this, 'sctp', {
get: function get() {
return typeof this._sctp === 'undefined' ? null : this._sctp;
},
enumerable: true,
configurable: true
});
}
}
if (sctpInDescription(arguments[0])) {
// Check if the remote is FF.
var isFirefox = getRemoteFirefoxVersion(arguments[0]); // Get the maximum message size the local peer is capable of sending
var canSendMMS = getCanSendMaxMessageSize(isFirefox); // Get the maximum message size of the remote peer.
var remoteMMS = getMaxMessageSize(arguments[0], isFirefox); // Determine final maximum message size
var maxMessageSize = void 0;
if (canSendMMS === 0 && remoteMMS === 0) {
maxMessageSize = Number.POSITIVE_INFINITY;
} else if (canSendMMS === 0 || remoteMMS === 0) {
maxMessageSize = Math.max(canSendMMS, remoteMMS);
} else {
maxMessageSize = Math.min(canSendMMS, remoteMMS);
} // Create a dummy RTCSctpTransport object and the 'maxMessageSize'
// attribute.
var sctp = {};
Object.defineProperty(sctp, 'maxMessageSize', {
get: function get() {
return maxMessageSize;
}
});
this._sctp = sctp;
}
return origSetRemoteDescription.apply(this, arguments);
};
}
function shimSendThrowTypeError(window) {
if (!(window.RTCPeerConnection && 'createDataChannel' in window.RTCPeerConnection.prototype)) {
return;
} // Note: Although Firefox >= 57 has a native implementation, the maximum
// message size can be reset for all data channels at a later stage.
// See: https://bugzilla.mozilla.org/show_bug.cgi?id=1426831
function wrapDcSend(dc, pc) {
var origDataChannelSend = dc.send;
dc.send = function send() {
var data = arguments[0];
var length = data.length || data.size || data.byteLength;
if (dc.readyState === 'open' && pc.sctp && length > pc.sctp.maxMessageSize) {
throw new TypeError('Message too large (can send a maximum of ' + pc.sctp.maxMessageSize + ' bytes)');
}
return origDataChannelSend.apply(dc, arguments);
};
}
var origCreateDataChannel = window.RTCPeerConnection.prototype.createDataChannel;
window.RTCPeerConnection.prototype.createDataChannel = function createDataChannel() {
var dataChannel = origCreateDataChannel.apply(this, arguments);
wrapDcSend(dataChannel, this);
return dataChannel;
};
utils.wrapPeerConnectionEvent(window, 'datachannel', function (e) {
wrapDcSend(e.channel, e.target);
return e;
});
}
/* shims RTCConnectionState by pretending it is the same as iceConnectionState.
* See https://bugs.chromium.org/p/webrtc/issues/detail?id=6145#c12
* for why this is a valid hack in Chrome. In Firefox it is slightly incorrect
* since DTLS failures would be hidden. See
* https://bugzilla.mozilla.org/show_bug.cgi?id=1265827
* for the Firefox tracking bug.
*/
function shimConnectionState(window) {
if (!window.RTCPeerConnection || 'connectionState' in window.RTCPeerConnection.prototype) {
return;
}
var proto = window.RTCPeerConnection.prototype;
Object.defineProperty(proto, 'connectionState', {
get: function get() {
return {
completed: 'connected',
checking: 'connecting'
}[this.iceConnectionState] || this.iceConnectionState;
},
enumerable: true,
configurable: true
});
Object.defineProperty(proto, 'onconnectionstatechange', {
get: function get() {
return this._onconnectionstatechange || null;
},
set: function set(cb) {
if (this._onconnectionstatechange) {
this.removeEventListener('connectionstatechange', this._onconnectionstatechange);
delete this._onconnectionstatechange;
}
if (cb) {
this.addEventListener('connectionstatechange', this._onconnectionstatechange = cb);
}
},
enumerable: true,
configurable: true
});
['setLocalDescription', 'setRemoteDescription'].forEach(function (method) {
var origMethod = proto[method];
proto[method] = function () {
if (!this._connectionstatechangepoly) {
this._connectionstatechangepoly = function (e) {
var pc = e.target;
if (pc._lastConnectionState !== pc.connectionState) {
pc._lastConnectionState = pc.connectionState;
var newEvent = new Event('connectionstatechange', e);
pc.dispatchEvent(newEvent);
}
return e;
};
this.addEventListener('iceconnectionstatechange', this._connectionstatechangepoly);
}
return origMethod.apply(this, arguments);
};
});
}
function removeExtmapAllowMixed(window, browserDetails) {
/* remove a=extmap-allow-mixed for webrtc.org < M71 */
if (!window.RTCPeerConnection) {
return;
}
if (browserDetails.browser === 'chrome' && browserDetails.version >= 71) {
return;
}
if (browserDetails.browser === 'safari' && browserDetails.version >= 605) {
return;
}
var nativeSRD = window.RTCPeerConnection.prototype.setRemoteDescription;
window.RTCPeerConnection.prototype.setRemoteDescription = function setRemoteDescription(desc) {
if (desc && desc.sdp && desc.sdp.indexOf('\na=extmap-allow-mixed') !== -1) {
var sdp = desc.sdp.split('\n').filter(function (line) {
return line.trim() !== 'a=extmap-allow-mixed';
}).join('\n'); // Safari enforces read-only-ness of RTCSessionDescription fields.
if (window.RTCSessionDescription && desc instanceof window.RTCSessionDescription) {
arguments[0] = new window.RTCSessionDescription({
type: desc.type,
sdp: sdp
});
} else {
desc.sdp = sdp;
}
}
return nativeSRD.apply(this, arguments);
};
}
function shimAddIceCandidateNullOrEmpty(window, browserDetails) {
// Support for addIceCandidate(null or undefined)
// as well as addIceCandidate({candidate: "", ...})
// https://bugs.chromium.org/p/chromium/issues/detail?id=978582
// Note: must be called before other polyfills which change the signature.
if (!(window.RTCPeerConnection && window.RTCPeerConnection.prototype)) {
return;
}
var nativeAddIceCandidate = window.RTCPeerConnection.prototype.addIceCandidate;
if (!nativeAddIceCandidate || nativeAddIceCandidate.length === 0) {
return;
}
window.RTCPeerConnection.prototype.addIceCandidate = function addIceCandidate() {
if (!arguments[0]) {
if (arguments[1]) {
arguments[1].apply(null);
}
return Promise.resolve();
} // Firefox 68+ emits and processes {candidate: "", ...}, ignore
// in older versions.
// Native support for ignoring exists for Chrome M77+.
// Safari ignores as well, exact version unknown but works in the same
// version that also ignores addIceCandidate(null).
if ((browserDetails.browser === 'chrome' && browserDetails.version < 78 || browserDetails.browser === 'firefox' && browserDetails.version < 68 || browserDetails.browser === 'safari') && arguments[0] && arguments[0].candidate === '') {
return Promise.resolve();
}
return nativeAddIceCandidate.apply(this, arguments);
};
}
},{"./utils":26,"sdp":6}],18:[function(require,module,exports){
/*
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.shimGetDisplayMedia = exports.shimGetUserMedia = undefined;
var _getusermedia = require('./getusermedia');
Object.defineProperty(exports, 'shimGetUserMedia', {
enumerable: true,
get: function get() {
return _getusermedia.shimGetUserMedia;
}
});
var _getdisplaymedia = require('./getdisplaymedia');
Object.defineProperty(exports, 'shimGetDisplayMedia', {
enumerable: true,
get: function get() {
return _getdisplaymedia.shimGetDisplayMedia;
}
});
exports.shimPeerConnection = shimPeerConnection;
exports.shimReplaceTrack = shimReplaceTrack;
var _utils = require('../utils');
var utils = _interopRequireWildcard(_utils);
var _filtericeservers = require('./filtericeservers');
var _rtcpeerconnectionShim = require('rtcpeerconnection-shim');
var _rtcpeerconnectionShim2 = _interopRequireDefault(_rtcpeerconnectionShim);
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
"default": obj
};
}
function _interopRequireWildcard(obj) {
if (obj && obj.__esModule) {
return obj;
} else {
var newObj = {};
if (obj != null) {
for (var key in obj) {
if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key];
}
}
newObj["default"] = obj;
return newObj;
}
}
function shimPeerConnection(window, browserDetails) {
if (window.RTCIceGatherer) {
if (!window.RTCIceCandidate) {
window.RTCIceCandidate = function RTCIceCandidate(args) {
return args;
};
}
if (!window.RTCSessionDescription) {
window.RTCSessionDescription = function RTCSessionDescription(args) {
return args;
};
} // this adds an additional event listener to MediaStrackTrack that signals
// when a tracks enabled property was changed. Workaround for a bug in
// addStream, see below. No longer required in 15025+
if (browserDetails.version < 15025) {
var origMSTEnabled = Object.getOwnPropertyDescriptor(window.MediaStreamTrack.prototype, 'enabled');
Object.defineProperty(window.MediaStreamTrack.prototype, 'enabled', {
set: function set(value) {
origMSTEnabled.set.call(this, value);
var ev = new Event('enabled');
ev.enabled = value;
this.dispatchEvent(ev);
}
});
}
} // ORTC defines the DTMF sender a bit different.
// https://github.com/w3c/ortc/issues/714
if (window.RTCRtpSender && !('dtmf' in window.RTCRtpSender.prototype)) {
Object.defineProperty(window.RTCRtpSender.prototype, 'dtmf', {
get: function get() {
if (this._dtmf === undefined) {
if (this.track.kind === 'audio') {
this._dtmf = new window.RTCDtmfSender(this);
} else if (this.track.kind === 'video') {
this._dtmf = null;
}
}
return this._dtmf;
}
});
} // Edge currently only implements the RTCDtmfSender, not the
// RTCDTMFSender alias. See http://draft.ortc.org/#rtcdtmfsender2*
if (window.RTCDtmfSender && !window.RTCDTMFSender) {
window.RTCDTMFSender = window.RTCDtmfSender;
}
var RTCPeerConnectionShim = (0, _rtcpeerconnectionShim2["default"])(window, browserDetails.version);
window.RTCPeerConnection = function RTCPeerConnection(config) {
if (config && config.iceServers) {
config.iceServers = (0, _filtericeservers.filterIceServers)(config.iceServers, browserDetails.version);
utils.log('ICE servers after filtering:', config.iceServers);
}
return new RTCPeerConnectionShim(config);
};
window.RTCPeerConnection.prototype = RTCPeerConnectionShim.prototype;
}
function shimReplaceTrack(window) {
// ORTC has replaceTrack -- https://github.com/w3c/ortc/issues/614
if (window.RTCRtpSender && !('replaceTrack' in window.RTCRtpSender.prototype)) {
window.RTCRtpSender.prototype.replaceTrack = window.RTCRtpSender.prototype.setTrack;
}
}
},{"../utils":26,"./filtericeservers":19,"./getdisplaymedia":20,"./getusermedia":21,"rtcpeerconnection-shim":5}],19:[function(require,module,exports){
/*
* Copyright (c) 2018 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.filterIceServers = filterIceServers;
var _utils = require('../utils');
var utils = _interopRequireWildcard(_utils);
function _interopRequireWildcard(obj) {
if (obj && obj.__esModule) {
return obj;
} else {
var newObj = {};
if (obj != null) {
for (var key in obj) {
if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key];
}
}
newObj["default"] = obj;
return newObj;
}
} // Edge does not like
// 1) stun: filtered after 14393 unless ?transport=udp is present
// 2) turn: that does not have all of turn:host:port?transport=udp
// 3) turn: with ipv6 addresses
// 4) turn: occurring muliple times
function filterIceServers(iceServers, edgeVersion) {
var hasTurn = false;
iceServers = JSON.parse(JSON.stringify(iceServers));
return iceServers.filter(function (server) {
if (server && (server.urls || server.url)) {
var urls = server.urls || server.url;
if (server.url && !server.urls) {
utils.deprecated('RTCIceServer.url', 'RTCIceServer.urls');
}
var isString = typeof urls === 'string';
if (isString) {
urls = [urls];
}
urls = urls.filter(function (url) {
// filter STUN unconditionally.
if (url.indexOf('stun:') === 0) {
return false;
}
var validTurn = url.startsWith('turn') && !url.startsWith('turn:[') && url.includes('transport=udp');
if (validTurn && !hasTurn) {
hasTurn = true;
return true;
}
return validTurn && !hasTurn;
});
delete server.url;
server.urls = isString ? urls[0] : urls;
return !!urls.length;
}
});
}
},{"../utils":26}],20:[function(require,module,exports){
/*
* Copyright (c) 2018 The adapter.js project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.shimGetDisplayMedia = shimGetDisplayMedia;
function shimGetDisplayMedia(window) {
if (!('getDisplayMedia' in window.navigator)) {
return;
}
if (!window.navigator.mediaDevices) {
return;
}
if (window.navigator.mediaDevices && 'getDisplayMedia' in window.navigator.mediaDevices) {
return;
}
window.navigator.mediaDevices.getDisplayMedia = window.navigator.getDisplayMedia.bind(window.navigator);
}
},{}],21:[function(require,module,exports){
/*
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.shimGetUserMedia = shimGetUserMedia;
function shimGetUserMedia(window) {
var navigator = window && window.navigator;
var shimError_ = function shimError_(e) {
return {
name: {
PermissionDeniedError: 'NotAllowedError'
}[e.name] || e.name,
message: e.message,
constraint: e.constraint,
toString: function toString() {
return this.name;
}
};
}; // getUserMedia error shim.
var origGetUserMedia = navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);
navigator.mediaDevices.getUserMedia = function (c) {
return origGetUserMedia(c)["catch"](function (e) {
return Promise.reject(shimError_(e));
});
};
}
},{}],22:[function(require,module,exports){
/*
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
'use strict';
function _typeof2(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof2 = function _typeof2(obj) { return typeof obj; }; } else { _typeof2 = function _typeof2(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof2(obj); }
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.shimGetDisplayMedia = exports.shimGetUserMedia = undefined;
var _typeof = typeof Symbol === "function" && _typeof2(Symbol.iterator) === "symbol" ? function (obj) {
return _typeof2(obj);
} : function (obj) {
return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : _typeof2(obj);
};
var _getusermedia = require('./getusermedia');
Object.defineProperty(exports, 'shimGetUserMedia', {
enumerable: true,
get: function get() {
return _getusermedia.shimGetUserMedia;
}
});
var _getdisplaymedia = require('./getdisplaymedia');
Object.defineProperty(exports, 'shimGetDisplayMedia', {
enumerable: true,
get: function get() {
return _getdisplaymedia.shimGetDisplayMedia;
}
});
exports.shimOnTrack = shimOnTrack;
exports.shimPeerConnection = shimPeerConnection;
exports.shimSenderGetStats = shimSenderGetStats;
exports.shimReceiverGetStats = shimReceiverGetStats;
exports.shimRemoveStream = shimRemoveStream;
exports.shimRTCDataChannel = shimRTCDataChannel;
exports.shimAddTransceiver = shimAddTransceiver;
exports.shimGetParameters = shimGetParameters;
exports.shimCreateOffer = shimCreateOffer;
exports.shimCreateAnswer = shimCreateAnswer;
var _utils = require('../utils');
var utils = _interopRequireWildcard(_utils);
function _interopRequireWildcard(obj) {
if (obj && obj.__esModule) {
return obj;
} else {
var newObj = {};
if (obj != null) {
for (var key in obj) {
if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key];
}
}
newObj["default"] = obj;
return newObj;
}
}
function _defineProperty(obj, key, value) {
if (key in obj) {
Object.defineProperty(obj, key, {
value: value,
enumerable: true,
configurable: true,
writable: true
});
} else {
obj[key] = value;
}
return obj;
}
function shimOnTrack(window) {
if ((typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && window.RTCTrackEvent && 'receiver' in window.RTCTrackEvent.prototype && !('transceiver' in window.RTCTrackEvent.prototype)) {
Object.defineProperty(window.RTCTrackEvent.prototype, 'transceiver', {
get: function get() {
return {
receiver: this.receiver
};
}
});
}
}
function shimPeerConnection(window, browserDetails) {
if ((typeof window === 'undefined' ? 'undefined' : _typeof(window)) !== 'object' || !(window.RTCPeerConnection || window.mozRTCPeerConnection)) {
return; // probably media.peerconnection.enabled=false in about:config
}
if (!window.RTCPeerConnection && window.mozRTCPeerConnection) {
// very basic support for old versions.
window.RTCPeerConnection = window.mozRTCPeerConnection;
}
if (browserDetails.version < 53) {
// shim away need for obsolete RTCIceCandidate/RTCSessionDescription.
['setLocalDescription', 'setRemoteDescription', 'addIceCandidate'].forEach(function (method) {
var nativeMethod = window.RTCPeerConnection.prototype[method];
var methodObj = _defineProperty({}, method, function () {
arguments[0] = new (method === 'addIceCandidate' ? window.RTCIceCandidate : window.RTCSessionDescription)(arguments[0]);
return nativeMethod.apply(this, arguments);
});
window.RTCPeerConnection.prototype[method] = methodObj[method];
});
}
var modernStatsTypes = {
inboundrtp: 'inbound-rtp',
outboundrtp: 'outbound-rtp',
candidatepair: 'candidate-pair',
localcandidate: 'local-candidate',
remotecandidate: 'remote-candidate'
};
var nativeGetStats = window.RTCPeerConnection.prototype.getStats;
window.RTCPeerConnection.prototype.getStats = function getStats() {
var _arguments = Array.prototype.slice.call(arguments),
selector = _arguments[0],
onSucc = _arguments[1],
onErr = _arguments[2];
return nativeGetStats.apply(this, [selector || null]).then(function (stats) {
if (browserDetails.version < 53 && !onSucc) {
// Shim only promise getStats with spec-hyphens in type names
// Leave callback version alone; misc old uses of forEach before Map
try {
stats.forEach(function (stat) {
stat.type = modernStatsTypes[stat.type] || stat.type;
});
} catch (e) {
if (e.name !== 'TypeError') {
throw e;
} // Avoid TypeError: "type" is read-only, in old versions. 34-43ish
stats.forEach(function (stat, i) {
stats.set(i, Object.assign({}, stat, {
type: modernStatsTypes[stat.type] || stat.type
}));
});
}
}
return stats;
}).then(onSucc, onErr);
};
}
function shimSenderGetStats(window) {
if (!((typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && window.RTCPeerConnection && window.RTCRtpSender)) {
return;
}
if (window.RTCRtpSender && 'getStats' in window.RTCRtpSender.prototype) {
return;
}
var origGetSenders = window.RTCPeerConnection.prototype.getSenders;
if (origGetSenders) {
window.RTCPeerConnection.prototype.getSenders = function getSenders() {
var _this = this;
var senders = origGetSenders.apply(this, []);
senders.forEach(function (sender) {
return sender._pc = _this;
});
return senders;
};
}
var origAddTrack = window.RTCPeerConnection.prototype.addTrack;
if (origAddTrack) {
window.RTCPeerConnection.prototype.addTrack = function addTrack() {
var sender = origAddTrack.apply(this, arguments);
sender._pc = this;
return sender;
};
}
window.RTCRtpSender.prototype.getStats = function getStats() {
return this.track ? this._pc.getStats(this.track) : Promise.resolve(new Map());
};
}
function shimReceiverGetStats(window) {
if (!((typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && window.RTCPeerConnection && window.RTCRtpSender)) {
return;
}
if (window.RTCRtpSender && 'getStats' in window.RTCRtpReceiver.prototype) {
return;
}
var origGetReceivers = window.RTCPeerConnection.prototype.getReceivers;
if (origGetReceivers) {
window.RTCPeerConnection.prototype.getReceivers = function getReceivers() {
var _this2 = this;
var receivers = origGetReceivers.apply(this, []);
receivers.forEach(function (receiver) {
return receiver._pc = _this2;
});
return receivers;
};
}
utils.wrapPeerConnectionEvent(window, 'track', function (e) {
e.receiver._pc = e.srcElement;
return e;
});
window.RTCRtpReceiver.prototype.getStats = function getStats() {
return this._pc.getStats(this.track);
};
}
function shimRemoveStream(window) {
if (!window.RTCPeerConnection || 'removeStream' in window.RTCPeerConnection.prototype) {
return;
}
window.RTCPeerConnection.prototype.removeStream = function removeStream(stream) {
var _this3 = this;
utils.deprecated('removeStream', 'removeTrack');
this.getSenders().forEach(function (sender) {
if (sender.track && stream.getTracks().includes(sender.track)) {
_this3.removeTrack(sender);
}
});
};
}
function shimRTCDataChannel(window) {
// rename DataChannel to RTCDataChannel (native fix in FF60):
// https://bugzilla.mozilla.org/show_bug.cgi?id=1173851
if (window.DataChannel && !window.RTCDataChannel) {
window.RTCDataChannel = window.DataChannel;
}
}
function shimAddTransceiver(window) {
// https://github.com/webrtcHacks/adapter/issues/998#issuecomment-516921647
// Firefox ignores the init sendEncodings options passed to addTransceiver
// https://bugzilla.mozilla.org/show_bug.cgi?id=1396918
if (!((typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && window.RTCPeerConnection)) {
return;
}
var origAddTransceiver = window.RTCPeerConnection.prototype.addTransceiver;
if (origAddTransceiver) {
window.RTCPeerConnection.prototype.addTransceiver = function addTransceiver() {
this.setParametersPromises = [];
var initParameters = arguments[1];
var shouldPerformCheck = initParameters && 'sendEncodings' in initParameters;
if (shouldPerformCheck) {
// If sendEncodings params are provided, validate grammar
initParameters.sendEncodings.forEach(function (encodingParam) {
if ('rid' in encodingParam) {
var ridRegex = /^[a-z0-9]{0,16}$/i;
if (!ridRegex.test(encodingParam.rid)) {
throw new TypeError('Invalid RID value provided.');
}
}
if ('scaleResolutionDownBy' in encodingParam) {
if (!(parseFloat(encodingParam.scaleResolutionDownBy) >= 1.0)) {
throw new RangeError('scale_resolution_down_by must be >= 1.0');
}
}
if ('maxFramerate' in encodingParam) {
if (!(parseFloat(encodingParam.maxFramerate) >= 0)) {
throw new RangeError('max_framerate must be >= 0.0');
}
}
});
}
var transceiver = origAddTransceiver.apply(this, arguments);
if (shouldPerformCheck) {
// Check if the init options were applied. If not we do this in an
// asynchronous way and save the promise reference in a global object.
// This is an ugly hack, but at the same time is way more robust than
// checking the sender parameters before and after the createOffer
// Also note that after the createoffer we are not 100% sure that
// the params were asynchronously applied so we might miss the
// opportunity to recreate offer.
var sender = transceiver.sender;
var params = sender.getParameters();
if (!('encodings' in params) || // Avoid being fooled by patched getParameters() below.
params.encodings.length === 1 && Object.keys(params.encodings[0]).length === 0) {
params.encodings = initParameters.sendEncodings;
sender.sendEncodings = initParameters.sendEncodings;
this.setParametersPromises.push(sender.setParameters(params).then(function () {
delete sender.sendEncodings;
})["catch"](function () {
delete sender.sendEncodings;
}));
}
}
return transceiver;
};
}
}
function shimGetParameters(window) {
if (!((typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && window.RTCRtpSender)) {
return;
}
var origGetParameters = window.RTCRtpSender.prototype.getParameters;
if (origGetParameters) {
window.RTCRtpSender.prototype.getParameters = function getParameters() {
var params = origGetParameters.apply(this, arguments);
if (!('encodings' in params)) {
params.encodings = [].concat(this.sendEncodings || [{}]);
}
return params;
};
}
}
function shimCreateOffer(window) {
// https://github.com/webrtcHacks/adapter/issues/998#issuecomment-516921647
// Firefox ignores the init sendEncodings options passed to addTransceiver
// https://bugzilla.mozilla.org/show_bug.cgi?id=1396918
if (!((typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && window.RTCPeerConnection)) {
return;
}
var origCreateOffer = window.RTCPeerConnection.prototype.createOffer;
window.RTCPeerConnection.prototype.createOffer = function createOffer() {
var _this4 = this,
_arguments2 = arguments;
if (this.setParametersPromises && this.setParametersPromises.length) {
return Promise.all(this.setParametersPromises).then(function () {
return origCreateOffer.apply(_this4, _arguments2);
})["finally"](function () {
_this4.setParametersPromises = [];
});
}
return origCreateOffer.apply(this, arguments);
};
}
function shimCreateAnswer(window) {
// https://github.com/webrtcHacks/adapter/issues/998#issuecomment-516921647
// Firefox ignores the init sendEncodings options passed to addTransceiver
// https://bugzilla.mozilla.org/show_bug.cgi?id=1396918
if (!((typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && window.RTCPeerConnection)) {
return;
}
var origCreateAnswer = window.RTCPeerConnection.prototype.createAnswer;
window.RTCPeerConnection.prototype.createAnswer = function createAnswer() {
var _this5 = this,
_arguments3 = arguments;
if (this.setParametersPromises && this.setParametersPromises.length) {
return Promise.all(this.setParametersPromises).then(function () {
return origCreateAnswer.apply(_this5, _arguments3);
})["finally"](function () {
_this5.setParametersPromises = [];
});
}
return origCreateAnswer.apply(this, arguments);
};
}
},{"../utils":26,"./getdisplaymedia":23,"./getusermedia":24}],23:[function(require,module,exports){
/*
* Copyright (c) 2018 The adapter.js project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.shimGetDisplayMedia = shimGetDisplayMedia;
function shimGetDisplayMedia(window, preferredMediaSource) {
if (window.navigator.mediaDevices && 'getDisplayMedia' in window.navigator.mediaDevices) {
return;
}
if (!window.navigator.mediaDevices) {
return;
}
window.navigator.mediaDevices.getDisplayMedia = function getDisplayMedia(constraints) {
if (!(constraints && constraints.video)) {
var err = new DOMException('getDisplayMedia without video ' + 'constraints is undefined');
err.name = 'NotFoundError'; // from https://heycam.github.io/webidl/#idl-DOMException-error-names
err.code = 8;
return Promise.reject(err);
}
if (constraints.video === true) {
constraints.video = {
mediaSource: preferredMediaSource
};
} else {
constraints.video.mediaSource = preferredMediaSource;
}
return window.navigator.mediaDevices.getUserMedia(constraints);
};
}
},{}],24:[function(require,module,exports){
/*
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
'use strict';
function _typeof2(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof2 = function _typeof2(obj) { return typeof obj; }; } else { _typeof2 = function _typeof2(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof2(obj); }
Object.defineProperty(exports, "__esModule", {
value: true
});
var _typeof = typeof Symbol === "function" && _typeof2(Symbol.iterator) === "symbol" ? function (obj) {
return _typeof2(obj);
} : function (obj) {
return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : _typeof2(obj);
};
exports.shimGetUserMedia = shimGetUserMedia;
var _utils = require('../utils');
var utils = _interopRequireWildcard(_utils);
function _interopRequireWildcard(obj) {
if (obj && obj.__esModule) {
return obj;
} else {
var newObj = {};
if (obj != null) {
for (var key in obj) {
if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key];
}
}
newObj["default"] = obj;
return newObj;
}
}
function shimGetUserMedia(window, browserDetails) {
var navigator = window && window.navigator;
var MediaStreamTrack = window && window.MediaStreamTrack;
navigator.getUserMedia = function (constraints, onSuccess, onError) {
// Replace Firefox 44+'s deprecation warning with unprefixed version.
utils.deprecated('navigator.getUserMedia', 'navigator.mediaDevices.getUserMedia');
navigator.mediaDevices.getUserMedia(constraints).then(onSuccess, onError);
};
if (!(browserDetails.version > 55 && 'autoGainControl' in navigator.mediaDevices.getSupportedConstraints())) {
var remap = function remap(obj, a, b) {
if (a in obj && !(b in obj)) {
obj[b] = obj[a];
delete obj[a];
}
};
var nativeGetUserMedia = navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);
navigator.mediaDevices.getUserMedia = function (c) {
if ((typeof c === 'undefined' ? 'undefined' : _typeof(c)) === 'object' && _typeof(c.audio) === 'object') {
c = JSON.parse(JSON.stringify(c));
remap(c.audio, 'autoGainControl', 'mozAutoGainControl');
remap(c.audio, 'noiseSuppression', 'mozNoiseSuppression');
}
return nativeGetUserMedia(c);
};
if (MediaStreamTrack && MediaStreamTrack.prototype.getSettings) {
var nativeGetSettings = MediaStreamTrack.prototype.getSettings;
MediaStreamTrack.prototype.getSettings = function () {
var obj = nativeGetSettings.apply(this, arguments);
remap(obj, 'mozAutoGainControl', 'autoGainControl');
remap(obj, 'mozNoiseSuppression', 'noiseSuppression');
return obj;
};
}
if (MediaStreamTrack && MediaStreamTrack.prototype.applyConstraints) {
var nativeApplyConstraints = MediaStreamTrack.prototype.applyConstraints;
MediaStreamTrack.prototype.applyConstraints = function (c) {
if (this.kind === 'audio' && (typeof c === 'undefined' ? 'undefined' : _typeof(c)) === 'object') {
c = JSON.parse(JSON.stringify(c));
remap(c, 'autoGainControl', 'mozAutoGainControl');
remap(c, 'noiseSuppression', 'mozNoiseSuppression');
}
return nativeApplyConstraints.apply(this, [c]);
};
}
}
}
},{"../utils":26}],25:[function(require,module,exports){
/*
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
'use strict';
function _typeof2(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof2 = function _typeof2(obj) { return typeof obj; }; } else { _typeof2 = function _typeof2(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof2(obj); }
Object.defineProperty(exports, "__esModule", {
value: true
});
var _typeof = typeof Symbol === "function" && _typeof2(Symbol.iterator) === "symbol" ? function (obj) {
return _typeof2(obj);
} : function (obj) {
return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : _typeof2(obj);
};
exports.shimLocalStreamsAPI = shimLocalStreamsAPI;
exports.shimRemoteStreamsAPI = shimRemoteStreamsAPI;
exports.shimCallbacksAPI = shimCallbacksAPI;
exports.shimGetUserMedia = shimGetUserMedia;
exports.shimConstraints = shimConstraints;
exports.shimRTCIceServerUrls = shimRTCIceServerUrls;
exports.shimTrackEventTransceiver = shimTrackEventTransceiver;
exports.shimCreateOfferLegacy = shimCreateOfferLegacy;
exports.shimAudioContext = shimAudioContext;
var _utils = require('../utils');
var utils = _interopRequireWildcard(_utils);
function _interopRequireWildcard(obj) {
if (obj && obj.__esModule) {
return obj;
} else {
var newObj = {};
if (obj != null) {
for (var key in obj) {
if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key];
}
}
newObj["default"] = obj;
return newObj;
}
}
function shimLocalStreamsAPI(window) {
if ((typeof window === 'undefined' ? 'undefined' : _typeof(window)) !== 'object' || !window.RTCPeerConnection) {
return;
}
if (!('getLocalStreams' in window.RTCPeerConnection.prototype)) {
window.RTCPeerConnection.prototype.getLocalStreams = function getLocalStreams() {
if (!this._localStreams) {
this._localStreams = [];
}
return this._localStreams;
};
}
if (!('addStream' in window.RTCPeerConnection.prototype)) {
var _addTrack = window.RTCPeerConnection.prototype.addTrack;
window.RTCPeerConnection.prototype.addStream = function addStream(stream) {
var _this = this;
if (!this._localStreams) {
this._localStreams = [];
}
if (!this._localStreams.includes(stream)) {
this._localStreams.push(stream);
} // Try to emulate Chrome's behaviour of adding in audio-video order.
// Safari orders by track id.
stream.getAudioTracks().forEach(function (track) {
return _addTrack.call(_this, track, stream);
});
stream.getVideoTracks().forEach(function (track) {
return _addTrack.call(_this, track, stream);
});
};
window.RTCPeerConnection.prototype.addTrack = function addTrack(track) {
var _this2 = this;
for (var _len = arguments.length, streams = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
streams[_key - 1] = arguments[_key];
}
if (streams) {
streams.forEach(function (stream) {
if (!_this2._localStreams) {
_this2._localStreams = [stream];
} else if (!_this2._localStreams.includes(stream)) {
_this2._localStreams.push(stream);
}
});
}
return _addTrack.apply(this, arguments);
};
}
if (!('removeStream' in window.RTCPeerConnection.prototype)) {
window.RTCPeerConnection.prototype.removeStream = function removeStream(stream) {
var _this3 = this;
if (!this._localStreams) {
this._localStreams = [];
}
var index = this._localStreams.indexOf(stream);
if (index === -1) {
return;
}
this._localStreams.splice(index, 1);
var tracks = stream.getTracks();
this.getSenders().forEach(function (sender) {
if (tracks.includes(sender.track)) {
_this3.removeTrack(sender);
}
});
};
}
}
function shimRemoteStreamsAPI(window) {
if ((typeof window === 'undefined' ? 'undefined' : _typeof(window)) !== 'object' || !window.RTCPeerConnection) {
return;
}
if (!('getRemoteStreams' in window.RTCPeerConnection.prototype)) {
window.RTCPeerConnection.prototype.getRemoteStreams = function getRemoteStreams() {
return this._remoteStreams ? this._remoteStreams : [];
};
}
if (!('onaddstream' in window.RTCPeerConnection.prototype)) {
Object.defineProperty(window.RTCPeerConnection.prototype, 'onaddstream', {
get: function get() {
return this._onaddstream;
},
set: function set(f) {
var _this4 = this;
if (this._onaddstream) {
this.removeEventListener('addstream', this._onaddstream);
this.removeEventListener('track', this._onaddstreampoly);
}
this.addEventListener('addstream', this._onaddstream = f);
this.addEventListener('track', this._onaddstreampoly = function (e) {
e.streams.forEach(function (stream) {
if (!_this4._remoteStreams) {
_this4._remoteStreams = [];
}
if (_this4._remoteStreams.includes(stream)) {
return;
}
_this4._remoteStreams.push(stream);
var event = new Event('addstream');
event.stream = stream;
_this4.dispatchEvent(event);
});
});
}
});
var origSetRemoteDescription = window.RTCPeerConnection.prototype.setRemoteDescription;
window.RTCPeerConnection.prototype.setRemoteDescription = function setRemoteDescription() {
var pc = this;
if (!this._onaddstreampoly) {
this.addEventListener('track', this._onaddstreampoly = function (e) {
e.streams.forEach(function (stream) {
if (!pc._remoteStreams) {
pc._remoteStreams = [];
}
if (pc._remoteStreams.indexOf(stream) >= 0) {
return;
}
pc._remoteStreams.push(stream);
var event = new Event('addstream');
event.stream = stream;
pc.dispatchEvent(event);
});
});
}
return origSetRemoteDescription.apply(pc, arguments);
};
}
}
function shimCallbacksAPI(window) {
if ((typeof window === 'undefined' ? 'undefined' : _typeof(window)) !== 'object' || !window.RTCPeerConnection) {
return;
}
var prototype = window.RTCPeerConnection.prototype;
var origCreateOffer = prototype.createOffer;
var origCreateAnswer = prototype.createAnswer;
var setLocalDescription = prototype.setLocalDescription;
var setRemoteDescription = prototype.setRemoteDescription;
var addIceCandidate = prototype.addIceCandidate;
prototype.createOffer = function createOffer(successCallback, failureCallback) {
var options = arguments.length >= 2 ? arguments[2] : arguments[0];
var promise = origCreateOffer.apply(this, [options]);
if (!failureCallback) {
return promise;
}
promise.then(successCallback, failureCallback);
return Promise.resolve();
};
prototype.createAnswer = function createAnswer(successCallback, failureCallback) {
var options = arguments.length >= 2 ? arguments[2] : arguments[0];
var promise = origCreateAnswer.apply(this, [options]);
if (!failureCallback) {
return promise;
}
promise.then(successCallback, failureCallback);
return Promise.resolve();
};
var withCallback = function withCallback(description, successCallback, failureCallback) {
var promise = setLocalDescription.apply(this, [description]);
if (!failureCallback) {
return promise;
}
promise.then(successCallback, failureCallback);
return Promise.resolve();
};
prototype.setLocalDescription = withCallback;
withCallback = function withCallback(description, successCallback, failureCallback) {
var promise = setRemoteDescription.apply(this, [description]);
if (!failureCallback) {
return promise;
}
promise.then(successCallback, failureCallback);
return Promise.resolve();
};
prototype.setRemoteDescription = withCallback;
withCallback = function withCallback(candidate, successCallback, failureCallback) {
var promise = addIceCandidate.apply(this, [candidate]);
if (!failureCallback) {
return promise;
}
promise.then(successCallback, failureCallback);
return Promise.resolve();
};
prototype.addIceCandidate = withCallback;
}
function shimGetUserMedia(window) {
var navigator = window && window.navigator;
if (navigator.mediaDevices && navigator.mediaDevices.getUserMedia) {
// shim not needed in Safari 12.1
var mediaDevices = navigator.mediaDevices;
var _getUserMedia = mediaDevices.getUserMedia.bind(mediaDevices);
navigator.mediaDevices.getUserMedia = function (constraints) {
return _getUserMedia(shimConstraints(constraints));
};
}
if (!navigator.getUserMedia && navigator.mediaDevices && navigator.mediaDevices.getUserMedia) {
navigator.getUserMedia = function getUserMedia(constraints, cb, errcb) {
navigator.mediaDevices.getUserMedia(constraints).then(cb, errcb);
}.bind(navigator);
}
}
function shimConstraints(constraints) {
if (constraints && constraints.video !== undefined) {
return Object.assign({}, constraints, {
video: utils.compactObject(constraints.video)
});
}
return constraints;
}
function shimRTCIceServerUrls(window) {
if (!window.RTCPeerConnection) {
return;
} // migrate from non-spec RTCIceServer.url to RTCIceServer.urls
var OrigPeerConnection = window.RTCPeerConnection;
window.RTCPeerConnection = function RTCPeerConnection(pcConfig, pcConstraints) {
if (pcConfig && pcConfig.iceServers) {
var newIceServers = [];
for (var i = 0; i < pcConfig.iceServers.length; i++) {
var server = pcConfig.iceServers[i];
if (!server.hasOwnProperty('urls') && server.hasOwnProperty('url')) {
utils.deprecated('RTCIceServer.url', 'RTCIceServer.urls');
server = JSON.parse(JSON.stringify(server));
server.urls = server.url;
delete server.url;
newIceServers.push(server);
} else {
newIceServers.push(pcConfig.iceServers[i]);
}
}
pcConfig.iceServers = newIceServers;
}
return new OrigPeerConnection(pcConfig, pcConstraints);
};
window.RTCPeerConnection.prototype = OrigPeerConnection.prototype; // wrap static methods. Currently just generateCertificate.
if ('generateCertificate' in OrigPeerConnection) {
Object.defineProperty(window.RTCPeerConnection, 'generateCertificate', {
get: function get() {
return OrigPeerConnection.generateCertificate;
}
});
}
}
function shimTrackEventTransceiver(window) {
// Add event.transceiver member over deprecated event.receiver
if ((typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && window.RTCTrackEvent && 'receiver' in window.RTCTrackEvent.prototype && !('transceiver' in window.RTCTrackEvent.prototype)) {
Object.defineProperty(window.RTCTrackEvent.prototype, 'transceiver', {
get: function get() {
return {
receiver: this.receiver
};
}
});
}
}
function shimCreateOfferLegacy(window) {
var origCreateOffer = window.RTCPeerConnection.prototype.createOffer;
window.RTCPeerConnection.prototype.createOffer = function createOffer(offerOptions) {
if (offerOptions) {
if (typeof offerOptions.offerToReceiveAudio !== 'undefined') {
// support bit values
offerOptions.offerToReceiveAudio = !!offerOptions.offerToReceiveAudio;
}
var audioTransceiver = this.getTransceivers().find(function (transceiver) {
return transceiver.receiver.track.kind === 'audio';
});
if (offerOptions.offerToReceiveAudio === false && audioTransceiver) {
if (audioTransceiver.direction === 'sendrecv') {
if (audioTransceiver.setDirection) {
audioTransceiver.setDirection('sendonly');
} else {
audioTransceiver.direction = 'sendonly';
}
} else if (audioTransceiver.direction === 'recvonly') {
if (audioTransceiver.setDirection) {
audioTransceiver.setDirection('inactive');
} else {
audioTransceiver.direction = 'inactive';
}
}
} else if (offerOptions.offerToReceiveAudio === true && !audioTransceiver) {
this.addTransceiver('audio');
}
if (typeof offerOptions.offerToReceiveVideo !== 'undefined') {
// support bit values
offerOptions.offerToReceiveVideo = !!offerOptions.offerToReceiveVideo;
}
var videoTransceiver = this.getTransceivers().find(function (transceiver) {
return transceiver.receiver.track.kind === 'video';
});
if (offerOptions.offerToReceiveVideo === false && videoTransceiver) {
if (videoTransceiver.direction === 'sendrecv') {
if (videoTransceiver.setDirection) {
videoTransceiver.setDirection('sendonly');
} else {
videoTransceiver.direction = 'sendonly';
}
} else if (videoTransceiver.direction === 'recvonly') {
if (videoTransceiver.setDirection) {
videoTransceiver.setDirection('inactive');
} else {
videoTransceiver.direction = 'inactive';
}
}
} else if (offerOptions.offerToReceiveVideo === true && !videoTransceiver) {
this.addTransceiver('video');
}
}
return origCreateOffer.apply(this, arguments);
};
}
function shimAudioContext(window) {
if ((typeof window === 'undefined' ? 'undefined' : _typeof(window)) !== 'object' || window.AudioContext) {
return;
}
window.AudioContext = window.webkitAudioContext;
}
},{"../utils":26}],26:[function(require,module,exports){
/*
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
'use strict';
function _typeof2(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof2 = function _typeof2(obj) { return typeof obj; }; } else { _typeof2 = function _typeof2(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof2(obj); }
Object.defineProperty(exports, "__esModule", {
value: true
});
var _typeof = typeof Symbol === "function" && _typeof2(Symbol.iterator) === "symbol" ? function (obj) {
return _typeof2(obj);
} : function (obj) {
return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : _typeof2(obj);
};
exports.extractVersion = extractVersion;
exports.wrapPeerConnectionEvent = wrapPeerConnectionEvent;
exports.disableLog = disableLog;
exports.disableWarnings = disableWarnings;
exports.log = log;
exports.deprecated = deprecated;
exports.detectBrowser = detectBrowser;
exports.compactObject = compactObject;
exports.walkStats = walkStats;
exports.filterStats = filterStats;
function _defineProperty(obj, key, value) {
if (key in obj) {
Object.defineProperty(obj, key, {
value: value,
enumerable: true,
configurable: true,
writable: true
});
} else {
obj[key] = value;
}
return obj;
}
var logDisabled_ = true;
var deprecationWarnings_ = true;
/**
* Extract browser version out of the provided user agent string.
*
* @param {!string} uastring userAgent string.
* @param {!string} expr Regular expression used as match criteria.
* @param {!number} pos position in the version string to be returned.
* @return {!number} browser version.
*/
function extractVersion(uastring, expr, pos) {
var match = uastring.match(expr);
return match && match.length >= pos && parseInt(match[pos], 10);
} // Wraps the peerconnection event eventNameToWrap in a function
// which returns the modified event object (or false to prevent
// the event).
function wrapPeerConnectionEvent(window, eventNameToWrap, wrapper) {
if (!window.RTCPeerConnection) {
return;
}
var proto = window.RTCPeerConnection.prototype;
var nativeAddEventListener = proto.addEventListener;
proto.addEventListener = function (nativeEventName, cb) {
if (nativeEventName !== eventNameToWrap) {
return nativeAddEventListener.apply(this, arguments);
}
var wrappedCallback = function wrappedCallback(e) {
var modifiedEvent = wrapper(e);
if (modifiedEvent) {
if (cb.handleEvent) {
cb.handleEvent(modifiedEvent);
} else {
cb(modifiedEvent);
}
}
};
this._eventMap = this._eventMap || {};
if (!this._eventMap[eventNameToWrap]) {
this._eventMap[eventNameToWrap] = new Map();
}
this._eventMap[eventNameToWrap].set(cb, wrappedCallback);
return nativeAddEventListener.apply(this, [nativeEventName, wrappedCallback]);
};
var nativeRemoveEventListener = proto.removeEventListener;
proto.removeEventListener = function (nativeEventName, cb) {
if (nativeEventName !== eventNameToWrap || !this._eventMap || !this._eventMap[eventNameToWrap]) {
return nativeRemoveEventListener.apply(this, arguments);
}
if (!this._eventMap[eventNameToWrap].has(cb)) {
return nativeRemoveEventListener.apply(this, arguments);
}
var unwrappedCb = this._eventMap[eventNameToWrap].get(cb);
this._eventMap[eventNameToWrap]["delete"](cb);
if (this._eventMap[eventNameToWrap].size === 0) {
delete this._eventMap[eventNameToWrap];
}
if (Object.keys(this._eventMap).length === 0) {
delete this._eventMap;
}
return nativeRemoveEventListener.apply(this, [nativeEventName, unwrappedCb]);
};
Object.defineProperty(proto, 'on' + eventNameToWrap, {
get: function get() {
return this['_on' + eventNameToWrap];
},
set: function set(cb) {
if (this['_on' + eventNameToWrap]) {
this.removeEventListener(eventNameToWrap, this['_on' + eventNameToWrap]);
delete this['_on' + eventNameToWrap];
}
if (cb) {
this.addEventListener(eventNameToWrap, this['_on' + eventNameToWrap] = cb);
}
},
enumerable: true,
configurable: true
});
}
function disableLog(bool) {
if (typeof bool !== 'boolean') {
return new Error('Argument type: ' + (typeof bool === 'undefined' ? 'undefined' : _typeof(bool)) + '. Please use a boolean.');
}
logDisabled_ = bool;
return bool ? 'adapter.js logging disabled' : 'adapter.js logging enabled';
}
/**
* Disable or enable deprecation warnings
* @param {!boolean} bool set to true to disable warnings.
*/
function disableWarnings(bool) {
if (typeof bool !== 'boolean') {
return new Error('Argument type: ' + (typeof bool === 'undefined' ? 'undefined' : _typeof(bool)) + '. Please use a boolean.');
}
deprecationWarnings_ = !bool;
return 'adapter.js deprecation warnings ' + (bool ? 'disabled' : 'enabled');
}
function log() {
if ((typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object') {
if (logDisabled_) {
return;
}
if (typeof console !== 'undefined' && typeof console.log === 'function') {
console.log.apply(console, arguments);
}
}
}
/**
* Shows a deprecation warning suggesting the modern and spec-compatible API.
*/
function deprecated(oldMethod, newMethod) {
if (!deprecationWarnings_) {
return;
}
console.warn(oldMethod + ' is deprecated, please use ' + newMethod + ' instead.');
}
/**
* Browser detector.
*
* @return {object} result containing browser and version
* properties.
*/
function detectBrowser(window) {
// Returned result object.
var result = {
browser: null,
version: null
}; // Fail early if it's not a browser
if (typeof window === 'undefined' || !window.navigator) {
result.browser = 'Not a browser.';
return result;
}
var navigator = window.navigator;
if (navigator.mozGetUserMedia) {
// Firefox.
result.browser = 'firefox';
result.version = extractVersion(navigator.userAgent, /Firefox\/(\d+)\./, 1);
} else if (navigator.webkitGetUserMedia || window.isSecureContext === false && window.webkitRTCPeerConnection && !window.RTCIceGatherer) {
// Chrome, Chromium, Webview, Opera.
// Version matches Chrome/WebRTC version.
// Chrome 74 removed webkitGetUserMedia on http as well so we need the
// more complicated fallback to webkitRTCPeerConnection.
result.browser = 'chrome';
result.version = extractVersion(navigator.userAgent, /Chrom(e|ium)\/(\d+)\./, 2);
} else if (navigator.mediaDevices && navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)) {
// Edge.
result.browser = 'edge';
result.version = extractVersion(navigator.userAgent, /Edge\/(\d+).(\d+)$/, 2);
} else if (window.RTCPeerConnection && navigator.userAgent.match(/AppleWebKit\/(\d+)\./)) {
// Safari.
result.browser = 'safari';
result.version = extractVersion(navigator.userAgent, /AppleWebKit\/(\d+)\./, 1);
result.supportsUnifiedPlan = window.RTCRtpTransceiver && 'currentDirection' in window.RTCRtpTransceiver.prototype;
} else {
// Default fallthrough: not supported.
result.browser = 'Not a supported browser.';
return result;
}
return result;
}
/**
* Checks if something is an object.
*
* @param {*} val The something you want to check.
* @return true if val is an object, false otherwise.
*/
function isObject(val) {
return Object.prototype.toString.call(val) === '[object Object]';
}
/**
* Remove all empty objects and undefined values
* from a nested object -- an enhanced and vanilla version
* of Lodash's `compact`.
*/
function compactObject(data) {
if (!isObject(data)) {
return data;
}
return Object.keys(data).reduce(function (accumulator, key) {
var isObj = isObject(data[key]);
var value = isObj ? compactObject(data[key]) : data[key];
var isEmptyObject = isObj && !Object.keys(value).length;
if (value === undefined || isEmptyObject) {
return accumulator;
}
return Object.assign(accumulator, _defineProperty({}, key, value));
}, {});
}
/* iterates the stats graph recursively. */
function walkStats(stats, base, resultSet) {
if (!base || resultSet.has(base.id)) {
return;
}
resultSet.set(base.id, base);
Object.keys(base).forEach(function (name) {
if (name.endsWith('Id')) {
walkStats(stats, stats.get(base[name]), resultSet);
} else if (name.endsWith('Ids')) {
base[name].forEach(function (id) {
walkStats(stats, stats.get(id), resultSet);
});
}
});
}
/* filter getStats for a sender/receiver track. */
function filterStats(result, track, outbound) {
var streamStatsType = outbound ? 'outbound-rtp' : 'inbound-rtp';
var filteredResult = new Map();
if (track === null) {
return filteredResult;
}
var trackStats = [];
result.forEach(function (value) {
if (value.type === 'track' && value.trackIdentifier === track.id) {
trackStats.push(value);
}
});
trackStats.forEach(function (trackStat) {
result.forEach(function (stats) {
if (stats.type === streamStatsType && stats.trackId === trackStat.id) {
walkStats(result, stats, filteredResult);
}
});
});
return filteredResult;
}
},{}],27:[function(require,module,exports){
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
var _0x8674 = ['feedDecoder', 'postMessage', 'now', 'getBufferTimeLength', 'Unknown\x20request', 'bind', 'audioChunkLength', 'context', 'sampleRate', 'videoWidth', 'videoHeight', 'token', 'dropDelayMultiplier', 'Failed\x20to\x20init\x20stream\x20receiver\x20', 'videoDecoder', 'decoderPath', 'onmessage', 'No\x20timestamp\x20available\x20for\x20decoded\x20picture,\x20discarding', 'shift', 'STOPPED', 'audioBuffer', 'sync', 'start', 'setVolume', 'requestVideoFrameCallback', 'Failed\x20to\x20init\x20video\x20decoder\x20', 'fps', 'framesRendered', 'noDataSince', 'prototype', 'receivedIframe', 'lastPlayedVideoTime', 'kframe', 'decode', 'payload', 'play', 'stream', 'STARTUP', 'playFirstSound', 'createBuffer', 'getChannelData', 'random', 'createBufferSource', 'buffer', 'connect', 'destination', 'mute', 'PAUSED', 'unmute', 'resume', 'getVolume', 'lastFpsTime', 'lastPlayedVideoTimestamp', 'log', 'trace', 'requestVideoFrameCallback,\x20audio\x20player\x20time\x20', '\x20callback\x20timestamp\x20', 'render', 'playing', 'dispatchEvent', 'riseApiEvent', 'lastEventRised', 'PLAYBACK_PROBLEM', 'logToCanvas', 'ctx2D', 'height', 'fillStyle', 'black', 'font', 'textAlign', 'center', 'width', '40pt', 'fillText', 'initLogger', 'verbosity', 'console', 'apply', 'warn', 'wsLogger', 'debug', 'renderFunction', 'force2D', 'YTexture', 'CBTexture', 'CRTexture', 'RGBTexture', 'rgbaBuffer', 'mbWidth', 'codedWidth', 'halfWidth', 'precision\x20mediump\x20float;', 'uniform\x20sampler2D\x20CBTexture;', 'void\x20main()\x20{', 'float\x20y\x20=\x20texture2D(YTexture,\x20texCoord).r;', 'float\x20cb\x20=\x20texture2D(CBTexture,\x20texCoord).r\x20-\x200.5;', 'gl_FragColor\x20=\x20vec4(', 'y\x20+\x20-0.343\x20*\x20cb\x20-\x200.711\x20*\x20cr,', '1.0', 'join', 'attribute\x20vec2\x20vertex;', 'varying\x20vec2\x20texCoord;', 'texCoord\x20=\x20vertex;', 'gl_Position\x20=\x20vec4((vertex\x20*\x202.0\x20-\x201.0)\x20*\x20vec2(1,\x20-1),\x200.0,\x201.0);', 'SHADER_VERTEX_IDENTITY_RGBA', 'varying\x20vec2\x20tc;', 'void\x20main(){', 'gl_Position\x20=\x20vertex;', 'SHADER_FRAGMENT_RGBA', 'uniform\x20sampler2D\x20RGBTexture;', 'gl_FragColor\x20=\x20texture2D(RGBTexture,\x20tc);', 'getContext', 'experimental-webgl', 'inputFormat', 'rgba', 'initWebGLRGB', 'initWebGLYUV', 'renderFrame2D', 'bindBuffer', 'ARRAY_BUFFER', 'bufferData', 'STATIC_DRAW', 'program', 'attachShader', 'compileShader', 'SHADER_VERTEX_IDENTITY_YUV', 'FRAGMENT_SHADER', 'SHADER_FRAGMENT_YCBCRTORGBA', 'linkProgram', 'getProgramParameter', 'Failed\x20to\x20init\x20WebGL!\x20Message\x20', 'getProgramInfoLog', 'useProgram', 'createTexture', 'getAttribLocation', 'vertex', 'enableVertexAttribArray', 'vertexAttribPointer', 'createProgram', 'bindAttribLocation', 'FLOAT', 'renderFrameGLRGB', 'undefined', 'createImageData', 'putImageData', 'clear', 'COLOR_BUFFER_BIT', 'DEPTH_BUFFER_BIT', 'TEXTURE_2D', 'texParameteri', 'TEXTURE_MAG_FILTER', 'LINEAR', 'TEXTURE_MIN_FILTER', 'CLAMP_TO_EDGE', 'TEXTURE_WRAP_T', 'getUniformLocation', 'createShader', 'getShaderParameter', 'COMPILE_STATUS', 'getShaderInfoLog', 'isUsingWebGL', 'activeTexture', 'bindTexture', 'texImage2D', 'LUMINANCE', 'UNSIGNED_BYTE', 'TEXTURE1', 'TEXTURE2', 'drawArrays', 'TRIANGLE_STRIP', 'TEXTURE0', 'RGBA', 'TRIANGLES', 'type', 'YCbCrToRGBA', 'set', 'Changing\x20canvas\x20resolution\x20from\x20', '\x20to\x20', 'lastTimeRendered', 'getLastTimeRendered', 'nodeConnected', 'gainNode', 'createGain', 'abs', 'Audio\x20node\x20buffer\x20size\x20', 'internalBufferSize', 'createScriptProcessor', 'audioJSNode', 'previousSync', 'lastSync', 'lastSyncTime', 'playbackTime', 'value', 'disconnect', 'resetBuffers', 'playAudio', 'getBufferLength', 'currentTime', 'audioChunkTimeLength', 'No\x20audio!\x20', 'previousSyncTime', 'Audio\x20player\x20mute', 'gain', 'Audio\x20player\x20resume', 'setTimeout', 'state', 'initialized', 'init', 'canvas', 'api', 'configuration', 'initBuffers', 'initialVolume', 'audioPlayer', 'error', 'Failed\x20to\x20init\x20audio\x20player\x20', 'yuv', 'videoRenderer', 'Failed\x20to\x20init\x20video\x20renderer\x20', 'receiver', 'terminate', 'receiverPath', 'addEventListener', 'message', 'data', 'status', 'failed', 'closed', 'stop', 'AVData', 'audioLength', 'audioReceived', 'audio', 'length', 'videoLength', 'Received\x20video,\x20frames:', 'videoReceived', 'video', 'videoBuffer', 'push', 'videoFrameTimeLength', 'getCurrentSync', 'PLAYING', 'muted', 'decodedVideoBuffer', 'tsVideoWaitingList'];
(function (_0x56e2ba, _0x54ffbb) {
var _0x53abc2 = function _0x53abc2(_0x5bd6fa) {
while (--_0x5bd6fa) {
_0x56e2ba['push'](_0x56e2ba['shift']());
}
};
_0x53abc2(++_0x54ffbb);
})(_0x8674, 0x1c2);
var _0x162a = function _0x162a(_0x289e5c, _0x18e4c1) {
_0x289e5c = _0x289e5c - 0x0;
var _0x1d4b0e = _0x8674[_0x289e5c];
return _0x1d4b0e;
};
var requestAnimFrame = function () {
return function (_0x452c50) {
window[_0x162a('0x0')](_0x452c50, 0x3e8 / 0x1e);
};
}();
function WSPlayer() {
this[_0x162a('0x1')] = WSPlayerState['STOPPED'];
this[_0x162a('0x2')] = ![];
}
WSPlayer['prototype'][_0x162a('0x3')] = function (_0x566b31, _0x2633b5, _0x439354) {
this['canvas'] = _0x566b31[_0x162a('0x4')];
this[_0x162a('0x5')] = _0x566b31[_0x162a('0x5')];
this[_0x162a('0x6')] = _0x566b31;
this[_0x162a('0x7')]();
this[_0x162a('0x8')] = -0x1;
try {
this[_0x162a('0x9')] = new AudioPlayer(_0x2633b5);
} catch (_0x388ad2) {
wsLogger[_0x162a('0xa')](_0x162a('0xb') + _0x388ad2);
return;
}
try {
this['videoRenderer'] = new VideoRenderer(this[_0x162a('0x4')], ![], _0x162a('0xc'));
this[_0x162a('0xd')]['init']();
} catch (_0x4a3ba3) {
wsLogger['error'](_0x162a('0xe') + _0x4a3ba3);
return;
}
if (!_0x439354) {
try {
if (this[_0x162a('0xf')]) {
this[_0x162a('0xf')][_0x162a('0x10')]();
}
this[_0x162a('0xf')] = new Worker(_0x566b31[_0x162a('0x11')]);
this['receiver'][_0x162a('0x12')](_0x162a('0x13'), function (_0xd32be3) {
switch (_0xd32be3[_0x162a('0x14')][_0x162a('0x13')]) {
case 'connection':
if (_0xd32be3[_0x162a('0x14')][_0x162a('0x15')] == _0x162a('0x16') || _0xd32be3[_0x162a('0x14')][_0x162a('0x15')] == _0x162a('0x17')) {
this[_0x162a('0x18')]();
this[_0x162a('0x2')] = ![];
}
break;
case _0x162a('0x19'):
var _0x223990;
if (_0xd32be3[_0x162a('0x14')][_0x162a('0x1a')] > 0x0) {
this[_0x162a('0x1b')] = !![];
for (_0x223990 = 0x0; _0x223990 < _0xd32be3[_0x162a('0x14')][_0x162a('0x1c')][_0x162a('0x1d')]; _0x223990++) {
this[_0x162a('0x9')]['playAudio'](_0xd32be3['data']['audio'][_0x223990]);
}
}
if (_0xd32be3[_0x162a('0x14')][_0x162a('0x1e')] > 0x0) {
wsLogger['debug'](_0x162a('0x1f') + _0xd32be3[_0x162a('0x14')]['videoLength']);
this[_0x162a('0x20')] = !![];
for (_0x223990 = 0x0; _0x223990 < _0xd32be3[_0x162a('0x14')][_0x162a('0x21')][_0x162a('0x1d')]; _0x223990++) {
this[_0x162a('0x22')][_0x162a('0x23')](_0xd32be3[_0x162a('0x14')]['video'][_0x223990]);
}
this[_0x162a('0x24')] = _0xd32be3[_0x162a('0x14')][_0x162a('0x1e')] / _0xd32be3['data']['video'][_0x162a('0x1d')];
}
var _0x3677b1 = this[_0x162a('0x9')][_0x162a('0x25')]();
if (this[_0x162a('0x22')][_0x162a('0x1d')] > 0x0) {
if (this[_0x162a('0x1')] == WSPlayerState[_0x162a('0x26')]) {
if (this[_0x162a('0xd')][_0x162a('0x27')]) {
this[_0x162a('0x28')][_0x162a('0x1d')] = 0x0;
this[_0x162a('0x29')][_0x162a('0x1d')] = 0x0;
while (this[_0x162a('0x22')][_0x162a('0x1d')] > 0x0) {
if (this['videoBuffer'][0x0]['ts'] < _0x3677b1 + 0x32) {
this['feedDecoder']();
} else {
break;
}
}
} else if (this[_0x162a('0x29')][_0x162a('0x1d')] < 0x2) {
this['feedDecoder']();
}
} else {
while (this[_0x162a('0x2a')]()) {}
}
}
this['receiver'][_0x162a('0x2b')]({
'message': 'ack',
'data': {
'seq': _0xd32be3[_0x162a('0x14')]['seq'],
'time': Date[_0x162a('0x2c')](),
'audioReceivedLength': _0xd32be3[_0x162a('0x14')][_0x162a('0x1a')],
'videoReceivedLength': _0xd32be3[_0x162a('0x14')][_0x162a('0x1e')],
'audioCurrentTime': _0x3677b1,
'audioBufferTimeLength': this['audioPlayer'][_0x162a('0x2d')](),
'videoBufferTimeLength': (this[_0x162a('0x22')]['length'] + this[_0x162a('0x29')][_0x162a('0x1d')] + this[_0x162a('0x28')]['length']) * this[_0x162a('0x24')]
}
});
break;
default:
wsLogger[_0x162a('0xa')](_0x162a('0x2e'));
}
}[_0x162a('0x2f')](this), ![]);
var _0x56370c = {};
_0x56370c[_0x162a('0x30')] = this[_0x162a('0x9')]['internalBufferSize'];
_0x56370c['audioContextSampleRate'] = this[_0x162a('0x9')][_0x162a('0x31')][_0x162a('0x32')];
_0x56370c[_0x162a('0x33')] = _0x566b31[_0x162a('0x33')];
_0x56370c[_0x162a('0x34')] = _0x566b31[_0x162a('0x34')];
_0x56370c['urlWsServer'] = _0x566b31['urlWsServer'];
_0x56370c[_0x162a('0x35')] = _0x566b31[_0x162a('0x35')];
_0x56370c['audioBufferWaitFor'] = _0x566b31['audioBufferWaitFor'];
_0x56370c['videoBufferWaitFor'] = _0x566b31['videoBufferWaitFor'];
_0x56370c['dropDelayMultiplier'] = _0x566b31[_0x162a('0x36')];
this[_0x162a('0xf')][_0x162a('0x2b')]({
'message': _0x162a('0x3'),
'data': _0x56370c
});
} catch (_0x2e5046) {
wsLogger[_0x162a('0xa')](_0x162a('0x37') + _0x2e5046);
return;
}
}
try {
if (this[_0x162a('0x38')]) {
this[_0x162a('0x38')][_0x162a('0x10')]();
}
this[_0x162a('0x38')] = new Worker(_0x566b31[_0x162a('0x39')]);
this['videoDecoder'][_0x162a('0x3a')] = function (_0x67846e) {
if (this[_0x162a('0x29')][_0x162a('0x1d')] == 0x0) {
wsLogger['warn'](_0x162a('0x3b'));
return;
}
_0x67846e['data']['sync'] = this[_0x162a('0x29')][_0x162a('0x3c')]();
this['decodedVideoBuffer']['push'](_0x67846e[_0x162a('0x14')]);
if (this['state'] != WSPlayerState['PLAYING'] && this[_0x162a('0x1')] != WSPlayerState[_0x162a('0x3d')]) {
if (this[_0x162a('0x28')][_0x162a('0x1d')] < 0x5) {
if (this[_0x162a('0x28')]['length'] > 0x1 && this[_0x162a('0x9')][_0x162a('0x3e')][_0x162a('0x1d')] > 0x0) {
if (this[_0x162a('0x9')][_0x162a('0x3e')][0x0][_0x162a('0x3f')] > this['decodedVideoBuffer'][0x0]['sync']) {
this[_0x162a('0x28')][0x0] = null;
this[_0x162a('0x28')]['shift']();
}
}
this[_0x162a('0x2a')]();
} else {
this[_0x162a('0x1')] = WSPlayerState['PLAYING'];
this['audioPlayer'][_0x162a('0x40')]();
if (this[_0x162a('0x8')] != -0x1) {
this[_0x162a('0x41')](this[_0x162a('0x8')]);
this[_0x162a('0x8')] = -0x1;
}
requestAnimFrame(this[_0x162a('0x42')]['bind'](this));
}
} else {
if (this[_0x162a('0x29')][_0x162a('0x1d')] < 0x2) {
this['feedDecoder']();
}
}
}[_0x162a('0x2f')](this);
this[_0x162a('0x38')][_0x162a('0x2b')]({
'message': 'init',
'width': _0x566b31[_0x162a('0x33')],
'height': _0x566b31[_0x162a('0x34')],
'outputGl': !![]
});
} catch (_0x5236ab) {
wsLogger[_0x162a('0xa')](_0x162a('0x43') + _0x5236ab);
return;
}
this[_0x162a('0x44')] = 0x0;
this['lastFpsTime'] = 0x0;
this[_0x162a('0x45')] = 0x0;
this['noDataFlag'] = ![];
this[_0x162a('0x46')] = 0x0;
this['initialized'] = !![];
};
WSPlayer[_0x162a('0x47')][_0x162a('0x7')] = function () {
this[_0x162a('0x1b')] = ![];
this[_0x162a('0x20')] = ![];
if (this[_0x162a('0x22')]) {
this[_0x162a('0x22')][_0x162a('0x1d')] = 0x0;
} else {
this[_0x162a('0x22')] = [];
}
if (this['tsVideoWaitingList']) {
this[_0x162a('0x29')][_0x162a('0x1d')] = 0x0;
} else {
this[_0x162a('0x29')] = [];
}
if (this['decodedVideoBuffer']) {
this[_0x162a('0x28')]['length'] = 0x0;
} else {
this[_0x162a('0x28')] = [];
}
this[_0x162a('0x48')] = ![];
this[_0x162a('0x49')] = 0x0;
this['lastPlayedVideoTimestamp'] = 0x0;
};
WSPlayer['prototype'][_0x162a('0x2a')] = function () {
if (this[_0x162a('0x22')][_0x162a('0x1d')] > 0x0) {
if (this[_0x162a('0x48')] || this[_0x162a('0x22')][0x0][_0x162a('0x4a')]) {
this[_0x162a('0x48')] = !![];
if (!this['videoRenderer'][_0x162a('0x27')]) {
this['tsVideoWaitingList'][_0x162a('0x23')](this[_0x162a('0x22')][0x0]['ts']);
}
this['videoDecoder'][_0x162a('0x2b')]({
'message': _0x162a('0x4b'),
'skip': this[_0x162a('0xd')][_0x162a('0x27')],
'data': this[_0x162a('0x22')][0x0][_0x162a('0x4c')]
}, [this['videoBuffer'][0x0][_0x162a('0x4c')]['buffer']]);
this[_0x162a('0x22')][0x0] = null;
this[_0x162a('0x22')][_0x162a('0x3c')]();
return !![];
}
this[_0x162a('0x22')][0x0] = null;
this['videoBuffer'][_0x162a('0x3c')]();
}
};
WSPlayer['prototype'][_0x162a('0x4d')] = function (_0x394048) {
if (!this['initialized']) {
wsLogger['error']('Can\x27t\x20play\x20stream,\x20player\x20not\x20initialized!');
return;
}
this[_0x162a('0x7')]();
this['receiver'][_0x162a('0x2b')]({
'message': _0x162a('0x4d')
});
this[_0x162a('0x4e')] = _0x394048;
this['unmute']();
this[_0x162a('0x1')] = WSPlayerState[_0x162a('0x4f')];
};
WSPlayer[_0x162a('0x47')][_0x162a('0x50')] = function () {
var _0x17a93a = this[_0x162a('0x9')][_0x162a('0x31')][_0x162a('0x51')](0x1, 0x1b9, 0xac44);
var _0x311ab3 = _0x17a93a[_0x162a('0x52')](0x0);
for (var _0x455a72 = 0x0; _0x455a72 < _0x311ab3['length']; _0x455a72++) {
_0x311ab3[_0x455a72] = Math[_0x162a('0x53')]() * 0x2 - 0x1;
}
var _0x2b7b90 = this[_0x162a('0x9')][_0x162a('0x31')][_0x162a('0x54')]();
_0x2b7b90[_0x162a('0x55')] = _0x17a93a;
_0x2b7b90[_0x162a('0x56')](this['audioPlayer'][_0x162a('0x31')][_0x162a('0x57')]);
_0x2b7b90[_0x162a('0x40')](0x0);
};
WSPlayer[_0x162a('0x47')]['pause'] = function () {
this[_0x162a('0x58')]();
this[_0x162a('0xf')][_0x162a('0x2b')]({
'message': 'pause'
});
this[_0x162a('0x1')] = WSPlayerState[_0x162a('0x59')];
};
WSPlayer['prototype'][_0x162a('0x58')] = function () {
if (this[_0x162a('0x9')]) {
this[_0x162a('0x9')][_0x162a('0x58')](!![]);
}
if (this[_0x162a('0xd')]) {
this[_0x162a('0xd')][_0x162a('0x58')](!![]);
}
};
WSPlayer[_0x162a('0x47')][_0x162a('0x5a')] = function () {
if (this['audioPlayer']) {
this[_0x162a('0x9')]['mute'](![]);
}
if (this['videoRenderer']) {
this[_0x162a('0xd')][_0x162a('0x58')](![]);
}
};
WSPlayer[_0x162a('0x47')][_0x162a('0x5b')] = function () {
this[_0x162a('0x7')]();
this[_0x162a('0x1')] = WSPlayerState[_0x162a('0x4f')];
this[_0x162a('0xf')][_0x162a('0x2b')]({
'message': _0x162a('0x5b')
});
this['unmute']();
};
WSPlayer['prototype']['setVolume'] = function (_0x5a1f09) {
if (this[_0x162a('0x1')] == WSPlayerState[_0x162a('0x26')]) {
this[_0x162a('0x9')][_0x162a('0x41')](_0x5a1f09);
} else {
this[_0x162a('0x8')] = _0x5a1f09;
}
};
WSPlayer[_0x162a('0x47')][_0x162a('0x5c')] = function () {
return this[_0x162a('0x9')]['getVolume']();
};
WSPlayer[_0x162a('0x47')][_0x162a('0x18')] = function () {
this['state'] = WSPlayerState[_0x162a('0x3d')];
if (this[_0x162a('0xf')]) {
this[_0x162a('0xf')][_0x162a('0x2b')]({
'message': _0x162a('0x18')
});
}
if (this[_0x162a('0x9')]) {
this[_0x162a('0x9')]['stop']();
}
if (this[_0x162a('0xd')]) {
this[_0x162a('0xd')][_0x162a('0x18')]();
}
this['fps'] = 0x0;
this[_0x162a('0x5d')] = 0x0;
this[_0x162a('0x45')] = 0x0;
};
WSPlayer[_0x162a('0x47')][_0x162a('0x42')] = function (_0x253d91) {
if (this[_0x162a('0x1')] != WSPlayerState[_0x162a('0x26')]) {
return;
}
if (this[_0x162a('0x28')][_0x162a('0x1d')] > 0x0) {
var _0x813081 = this[_0x162a('0x9')][_0x162a('0x25')]();
if (_0x813081 == -0x1) {
var _0x44a14e = Date[_0x162a('0x2c')]();
if (this[_0x162a('0x49')] == 0x0) {
_0x813081 = this[_0x162a('0x28')][0x0]['sync'];
this[_0x162a('0x49')] = _0x44a14e;
this[_0x162a('0x5e')] = _0x813081;
wsLogger[_0x162a('0x5f')]('Init\x20Video\x20playout\x20without\x20sync,\x20currentTime\x20' + _0x44a14e + ',\x20timestamp\x20' + this['lastPlayedVideoTimestamp']);
} else {
var _0x393d46 = _0x44a14e - this[_0x162a('0x49')];
var _0x160d46 = this['decodedVideoBuffer'][0x0][_0x162a('0x3f')] - this['lastPlayedVideoTimestamp'];
if (_0x393d46 >= _0x160d46) {
_0x813081 = this[_0x162a('0x28')][0x0]['sync'];
this[_0x162a('0x49')] += _0x160d46;
this[_0x162a('0x5e')] = _0x813081;
} else {
_0x813081 = this[_0x162a('0x28')][0x0][_0x162a('0x3f')] - 0x1;
}
}
}
wsLogger[_0x162a('0x60')](_0x162a('0x61') + _0x813081 + _0x162a('0x62') + _0x253d91);
if (_0x813081 - this[_0x162a('0x28')][0x0][_0x162a('0x3f')] > 0x64 && this[_0x162a('0x28')]['length'] > 0x1) {
this[_0x162a('0x28')][_0x162a('0x3c')]();
}
if (this[_0x162a('0x28')][0x0][_0x162a('0x3f')] <= _0x813081) {
this['videoRenderer'][_0x162a('0x63')](this[_0x162a('0x28')]['shift']());
this['framesRendered']++;
if (this[_0x162a('0x45')] == 0x1) {
var _0x2e90ca = this[_0x162a('0x4')];
setTimeout(function () {
var _0x1e1c6f = new CustomEvent(_0x162a('0x64'));
_0x2e90ca[_0x162a('0x65')](_0x1e1c6f);
}, 0xa);
}
}
}
if (this[_0x162a('0x29')][_0x162a('0x1d')] < 0x3) {
this['feedDecoder']();
}
requestAnimFrame(this[_0x162a('0x42')]['bind'](this));
};
WSPlayer[_0x162a('0x47')][_0x162a('0x66')] = function (_0x35dabe) {
if (this[_0x162a('0x67')]) {
if (Date[_0x162a('0x2c')]() - this['lastEventRised'] < 0x3e8) {
return;
}
}
var _0x54b410 = {
'status': _0x162a('0x68'),
'info': _0x35dabe
};
this[_0x162a('0x5')](_0x54b410);
this[_0x162a('0x67')] = Date['now']();
};
WSPlayer[_0x162a('0x47')][_0x162a('0x69')] = function (_0x3c7c23) {
var _0x248bc3 = this[_0x162a('0xd')][_0x162a('0x6a')];
if (_0x248bc3) {
var _0x2635b7 = _0x248bc3['measureText'](_0x3c7c23);
_0x248bc3['fillStyle'] = 'white';
var _0x4db686 = 0x1e;
_0x248bc3['fillRect'](0x0, this['canvas'][_0x162a('0x6b')] / 0x2 - _0x4db686 / 0x2, this[_0x162a('0x4')]['width'], _0x4db686);
_0x248bc3[_0x162a('0x6c')] = _0x162a('0x6d');
_0x248bc3[_0x162a('0x6e')] = '30pt';
_0x248bc3[_0x162a('0x6f')] = _0x162a('0x70');
_0x248bc3['fillText'](_0x3c7c23, this[_0x162a('0x4')][_0x162a('0x71')] / 0x2, this[_0x162a('0x4')][_0x162a('0x6b')] / 0x2);
} else {}
};
WSPlayer[_0x162a('0x47')]['fpsToCanvas'] = function (_0x48eb03) {
var _0x4b03da = this[_0x162a('0xd')][_0x162a('0x6a')];
if (_0x4b03da) {
_0x4b03da[_0x162a('0x6c')] = 'red';
_0x4b03da[_0x162a('0x6e')] = _0x162a('0x72');
_0x4b03da[_0x162a('0x73')](_0x48eb03, 0x14, this['canvas'][_0x162a('0x6b')] - 0x14);
} else {}
};
WSPlayer['prototype'][_0x162a('0x74')] = function (_0x43edeb) {
this[_0x162a('0x75')] = _0x43edeb || 0x2;
var _0x556035 = this;
if (window['wsLogger'] == undefined) {
window['wsLogger'] = {
'log': function log() {
if (_0x556035[_0x162a('0x75')] >= 0x2) {
window[_0x162a('0x76')][_0x162a('0x5f')][_0x162a('0x77')](window[_0x162a('0x76')], arguments);
}
},
'warn': function warn() {
if (_0x556035[_0x162a('0x75')] >= 0x1) {
window[_0x162a('0x76')][_0x162a('0x78')][_0x162a('0x77')](window[_0x162a('0x76')], arguments);
}
},
'error': function error() {
if (_0x556035[_0x162a('0x75')] >= 0x0) {
window[_0x162a('0x76')][_0x162a('0xa')][_0x162a('0x77')](window[_0x162a('0x76')], arguments);
}
},
'debug': function debug() {
if (_0x556035[_0x162a('0x75')] >= 0x3) {
window['console'][_0x162a('0x5f')][_0x162a('0x77')](window['console'], arguments);
}
},
'trace': function trace() {
if (_0x556035[_0x162a('0x75')] >= 0x4) {
window['console'][_0x162a('0x5f')]['apply'](window[_0x162a('0x76')], arguments);
}
}
};
}
if (window[_0x162a('0x79')][_0x162a('0x7a')] == undefined) {
window['wsLogger']['debug'] = function () {
if (_0x556035[_0x162a('0x75')] >= 0x3) {
window[_0x162a('0x76')][_0x162a('0x5f')][_0x162a('0x77')](window[_0x162a('0x76')], arguments);
}
};
}
if (window['wsLogger'][_0x162a('0x60')] == undefined) {
window['wsLogger'][_0x162a('0x60')] = function () {
if (_0x556035[_0x162a('0x75')] >= 0x4) {
window[_0x162a('0x76')][_0x162a('0x5f')]['apply'](window[_0x162a('0x76')], arguments);
}
};
}
};
WSPlayer[_0x162a('0x47')]['getStreamStatistics'] = function (_0x351dd5) {
if (_0x351dd5 == _0x162a('0x1c')) {
return this['audioReceived'];
} else if (_0x351dd5 == _0x162a('0x21')) {
return this[_0x162a('0x20')];
}
};
var VideoRenderer = function VideoRenderer(_0x2008fb, _0x328799, _0x5c39da) {
this[_0x162a('0x4')] = _0x2008fb;
this[_0x162a('0x71')] = _0x2008fb[_0x162a('0x71')];
this['height'] = _0x2008fb['height'];
this[_0x162a('0x7b')] = null;
this[_0x162a('0x6a')] = null;
this[_0x162a('0x7c')] = _0x328799;
this['inputFormat'] = _0x5c39da;
this['gl'] = null;
this['program'] = null;
this[_0x162a('0x55')] = null;
this[_0x162a('0x7d')] = null;
this[_0x162a('0x7e')] = null;
this[_0x162a('0x7f')] = null;
this[_0x162a('0x80')] = null;
this[_0x162a('0x81')] = null;
this[_0x162a('0x82')] = null;
this[_0x162a('0x83')] = null;
this[_0x162a('0x84')] = null;
this['muted'] = ![];
this['SHADER_FRAGMENT_YCBCRTORGBA'] = [_0x162a('0x85'), 'uniform\x20sampler2D\x20YTexture;', _0x162a('0x86'), 'uniform\x20sampler2D\x20CRTexture;', 'varying\x20vec2\x20texCoord;', _0x162a('0x87'), _0x162a('0x88'), 'float\x20cr\x20=\x20texture2D(CRTexture,\x20texCoord).r\x20-\x200.5;', _0x162a('0x89'), _0x162a('0x8a'), 'y\x20+\x201.4\x20*\x20cr,', _0x162a('0x8b'), 'y\x20+\x201.765\x20*\x20cb,', _0x162a('0x8c'), ');', '}'][_0x162a('0x8d')]('\x0a');
this['SHADER_VERTEX_IDENTITY_YUV'] = [_0x162a('0x8e'), _0x162a('0x8f'), 'void\x20main()\x20{', _0x162a('0x90'), _0x162a('0x91'), '}'][_0x162a('0x8d')]('\x0a');
this[_0x162a('0x92')] = ['attribute\x20vec4\x20vertex;', _0x162a('0x93'), _0x162a('0x94'), _0x162a('0x95'), 'tc\x20=\x20vertex.xy*0.5+0.5;', '}'][_0x162a('0x8d')]('\x0a');
this[_0x162a('0x96')] = ['precision\x20mediump\x20float;', _0x162a('0x97'), 'varying\x20vec2\x20tc;', 'void\x20main(){', _0x162a('0x98'), '}'][_0x162a('0x8d')]('\x0a');
};
VideoRenderer[_0x162a('0x47')]['init'] = function () {
if (!this[_0x162a('0x7c')]) {
try {
var _0x1a7035 = this['gl'] = this[_0x162a('0x4')][_0x162a('0x99')]('webgl') || this[_0x162a('0x4')][_0x162a('0x99')](_0x162a('0x9a'));
} catch (_0x1fa2db) {
wsLogger[_0x162a('0xa')]('Failed\x20to\x20get\x20webgl\x20context,\x20error\x20' + _0x1fa2db);
}
}
if (_0x1a7035) {
if (this[_0x162a('0x9b')] == _0x162a('0x9c')) {
this[_0x162a('0x9d')](_0x1a7035);
} else {
this[_0x162a('0x9e')](_0x1a7035);
}
} else {
this[_0x162a('0x6a')] = this[_0x162a('0x4')][_0x162a('0x99')]('2d');
this['renderFunction'] = this[_0x162a('0x9f')];
}
this[_0x162a('0x7')]();
};
VideoRenderer[_0x162a('0x47')][_0x162a('0x9e')] = function (_0x4f5fef) {
this[_0x162a('0x55')] = _0x4f5fef[_0x162a('0x51')]();
_0x4f5fef[_0x162a('0xa0')](_0x4f5fef[_0x162a('0xa1')], this['buffer']);
_0x4f5fef[_0x162a('0xa2')](_0x4f5fef[_0x162a('0xa1')], new Float32Array([0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1]), _0x4f5fef[_0x162a('0xa3')]);
this[_0x162a('0xa4')] = _0x4f5fef['createProgram']();
_0x4f5fef[_0x162a('0xa5')](this['program'], this[_0x162a('0xa6')](_0x4f5fef['VERTEX_SHADER'], this[_0x162a('0xa7')]));
_0x4f5fef[_0x162a('0xa5')](this[_0x162a('0xa4')], this[_0x162a('0xa6')](_0x4f5fef[_0x162a('0xa8')], this[_0x162a('0xa9')]));
_0x4f5fef[_0x162a('0xaa')](this[_0x162a('0xa4')]);
if (!_0x4f5fef[_0x162a('0xab')](this['program'], _0x4f5fef['LINK_STATUS'])) {
wsLogger[_0x162a('0xa')](_0x162a('0xac') + _0x4f5fef[_0x162a('0xad')](this[_0x162a('0xa4')]));
this['ctx2D'] = this[_0x162a('0x4')][_0x162a('0x99')]('2d');
this['renderFunction'] = this[_0x162a('0x9f')];
return;
}
_0x4f5fef[_0x162a('0xae')](this[_0x162a('0xa4')]);
this['YTexture'] = this['createTexture'](0x0, _0x162a('0x7d'));
this[_0x162a('0x7f')] = this[_0x162a('0xaf')](0x1, _0x162a('0x7f'));
this[_0x162a('0x7e')] = this['createTexture'](0x2, 'CBTexture');
var _0x441c07 = _0x4f5fef[_0x162a('0xb0')](this[_0x162a('0xa4')], _0x162a('0xb1'));
_0x4f5fef[_0x162a('0xb2')](_0x441c07);
_0x4f5fef[_0x162a('0xb3')](_0x441c07, 0x2, _0x4f5fef['FLOAT'], ![], 0x0, 0x0);
this[_0x162a('0x7b')] = this['renderFrameGLYUV'];
};
VideoRenderer[_0x162a('0x47')][_0x162a('0x9d')] = function (_0x45a8b0) {
this[_0x162a('0x55')] = _0x45a8b0[_0x162a('0x51')]();
_0x45a8b0['bindBuffer'](_0x45a8b0[_0x162a('0xa1')], this[_0x162a('0x55')]);
_0x45a8b0[_0x162a('0xa2')](_0x45a8b0[_0x162a('0xa1')], new Float32Array([-0x1, -0x1, 0x1, -0x1, 0x1, 0x1, 0x1, 0x1, -0x1, 0x1, -0x1, -0x1]), _0x45a8b0[_0x162a('0xa3')]);
this[_0x162a('0xa4')] = _0x45a8b0[_0x162a('0xb4')]();
_0x45a8b0['attachShader'](this[_0x162a('0xa4')], this[_0x162a('0xa6')](_0x45a8b0['VERTEX_SHADER'], this[_0x162a('0x92')]));
_0x45a8b0['attachShader'](this[_0x162a('0xa4')], this['compileShader'](_0x45a8b0[_0x162a('0xa8')], this['SHADER_FRAGMENT_RGBA']));
_0x45a8b0[_0x162a('0xb5')](this[_0x162a('0xa4')], 0x0, _0x162a('0xb1'));
_0x45a8b0[_0x162a('0xaa')](this['program']);
if (!_0x45a8b0['getProgramParameter'](this[_0x162a('0xa4')], _0x45a8b0['LINK_STATUS'])) {
wsLogger['error'](_0x162a('0xac') + _0x45a8b0[_0x162a('0xad')](this[_0x162a('0xa4')]));
this[_0x162a('0x6a')] = this[_0x162a('0x4')][_0x162a('0x99')]('2d');
this[_0x162a('0x7b')] = this[_0x162a('0x9f')];
return;
}
_0x45a8b0[_0x162a('0xae')](this[_0x162a('0xa4')]);
_0x45a8b0[_0x162a('0xb2')](0x0);
_0x45a8b0[_0x162a('0xb3')](0x0, 0x2, _0x45a8b0[_0x162a('0xb6')], ![], 0x0, 0x0);
this['RGBTexture'] = this[_0x162a('0xaf')](0x0, 'RGBTexture');
this['renderFunction'] = this[_0x162a('0xb7')];
};
VideoRenderer[_0x162a('0x47')][_0x162a('0x7')] = function () {
this[_0x162a('0x71')] = this[_0x162a('0x4')]['width'];
this[_0x162a('0x6b')] = this[_0x162a('0x4')][_0x162a('0x6b')];
this[_0x162a('0x82')] = parseInt(this[_0x162a('0x71')]) + 0xf >> 0x4;
this[_0x162a('0x83')] = this['mbWidth'] << 0x4;
this[_0x162a('0x84')] = this[_0x162a('0x82')] << 0x3;
var _0xe37a89;
if ((typeof Uint8ClampedArray === "undefined" ? "undefined" : _typeof(Uint8ClampedArray)) !== _0x162a('0xb8')) {
_0xe37a89 = Uint8ClampedArray;
} else {
_0xe37a89 = Uint8Array;
}
if (this['ctx2D']) {
this[_0x162a('0x81')] = new _0xe37a89(this['canvas']['width'] * this['canvas']['height'] * 0x4);
for (var _0x46edaf = 0x0, _0x9090eb = this[_0x162a('0x81')][_0x162a('0x1d')]; _0x46edaf < _0x9090eb; _0x46edaf++) {
this[_0x162a('0x81')][_0x46edaf] = 0xff;
}
} else if (this['gl']) {
this['gl']['viewport'](0x0, 0x0, this[_0x162a('0x71')], this['height']);
}
};
VideoRenderer[_0x162a('0x47')][_0x162a('0x18')] = function () {
if (this[_0x162a('0x6a')]) {
var _0x2083e7 = this[_0x162a('0x6a')][_0x162a('0xb9')](this[_0x162a('0x71')], this[_0x162a('0x6b')]);
this['ctx2D'][_0x162a('0xba')](_0x2083e7, 0x0, 0x0);
} else if (this['gl']) {
this['gl'][_0x162a('0xbb')](this['gl'][_0x162a('0xbc')] | this['gl'][_0x162a('0xbd')]);
}
};
VideoRenderer[_0x162a('0x47')][_0x162a('0xaf')] = function (_0x10fdad, _0x34889c) {
var _0x6b3e76 = this['gl'];
var _0x18fcea = _0x6b3e76[_0x162a('0xaf')]();
_0x6b3e76['bindTexture'](_0x6b3e76[_0x162a('0xbe')], _0x18fcea);
_0x6b3e76[_0x162a('0xbf')](_0x6b3e76[_0x162a('0xbe')], _0x6b3e76[_0x162a('0xc0')], _0x6b3e76[_0x162a('0xc1')]);
_0x6b3e76['texParameteri'](_0x6b3e76[_0x162a('0xbe')], _0x6b3e76[_0x162a('0xc2')], _0x6b3e76[_0x162a('0xc1')]);
_0x6b3e76[_0x162a('0xbf')](_0x6b3e76[_0x162a('0xbe')], _0x6b3e76['TEXTURE_WRAP_S'], _0x6b3e76[_0x162a('0xc3')]);
_0x6b3e76[_0x162a('0xbf')](_0x6b3e76['TEXTURE_2D'], _0x6b3e76[_0x162a('0xc4')], _0x6b3e76[_0x162a('0xc3')]);
_0x6b3e76['uniform1i'](_0x6b3e76[_0x162a('0xc5')](this['program'], _0x34889c), _0x10fdad);
return _0x18fcea;
};
VideoRenderer['prototype']['compileShader'] = function (_0x41c03b, _0x5f4578) {
var _0x4f8efd = this['gl'];
var _0x57e0eb = _0x4f8efd[_0x162a('0xc6')](_0x41c03b);
_0x4f8efd['shaderSource'](_0x57e0eb, _0x5f4578);
_0x4f8efd[_0x162a('0xa6')](_0x57e0eb);
if (!_0x4f8efd[_0x162a('0xc7')](_0x57e0eb, _0x4f8efd[_0x162a('0xc8')])) {
throw new Error(_0x4f8efd[_0x162a('0xc9')](_0x57e0eb));
}
return _0x57e0eb;
};
VideoRenderer[_0x162a('0x47')][_0x162a('0xca')] = function () {
return (this['gl'] !== null || this['gl'] !== undefined) && (this['ctx2D'] == null || this[_0x162a('0x6a')] == undefined);
};
VideoRenderer[_0x162a('0x47')]['renderFrameGLYUV'] = function (_0x24528e) {
var _0x5c538d = this['gl'];
_0x5c538d[_0x162a('0xcb')](_0x5c538d['TEXTURE0']);
_0x5c538d[_0x162a('0xcc')](_0x5c538d[_0x162a('0xbe')], this[_0x162a('0x7d')]);
_0x5c538d[_0x162a('0xcd')](_0x5c538d[_0x162a('0xbe')], 0x0, _0x5c538d[_0x162a('0xce')], this[_0x162a('0x83')], this[_0x162a('0x6b')], 0x0, _0x5c538d[_0x162a('0xce')], _0x5c538d[_0x162a('0xcf')], _0x24528e['y']);
_0x5c538d[_0x162a('0xcb')](_0x5c538d[_0x162a('0xd0')]);
_0x5c538d['bindTexture'](_0x5c538d[_0x162a('0xbe')], this['CRTexture']);
_0x5c538d[_0x162a('0xcd')](_0x5c538d['TEXTURE_2D'], 0x0, _0x5c538d[_0x162a('0xce')], this[_0x162a('0x84')], this[_0x162a('0x6b')] / 0x2, 0x0, _0x5c538d[_0x162a('0xce')], _0x5c538d[_0x162a('0xcf')], _0x24528e['cr']);
_0x5c538d[_0x162a('0xcb')](_0x5c538d[_0x162a('0xd1')]);
_0x5c538d[_0x162a('0xcc')](_0x5c538d['TEXTURE_2D'], this[_0x162a('0x7e')]);
_0x5c538d[_0x162a('0xcd')](_0x5c538d[_0x162a('0xbe')], 0x0, _0x5c538d['LUMINANCE'], this[_0x162a('0x84')], this['height'] / 0x2, 0x0, _0x5c538d[_0x162a('0xce')], _0x5c538d[_0x162a('0xcf')], _0x24528e['cb']);
_0x5c538d[_0x162a('0xd2')](_0x5c538d[_0x162a('0xd3')], 0x0, 0x4);
};
VideoRenderer['prototype'][_0x162a('0xb7')] = function (_0x5982ea) {
var _0x36021f = this['gl'];
_0x36021f[_0x162a('0xcb')](_0x36021f[_0x162a('0xd4')]);
_0x36021f['bindTexture'](_0x36021f[_0x162a('0xbe')], this['RGBTexture']);
_0x36021f[_0x162a('0xcd')](_0x36021f['TEXTURE_2D'], 0x0, _0x36021f[_0x162a('0xd5')], _0x5982ea[_0x162a('0x71')], _0x5982ea['height'], 0x0, _0x36021f[_0x162a('0xd5')], _0x36021f['UNSIGNED_BYTE'], _0x5982ea[_0x162a('0x14')]);
_0x36021f[_0x162a('0xd2')](_0x36021f[_0x162a('0xd6')], 0x0, 0x6);
};
VideoRenderer[_0x162a('0x47')]['renderFrame2D'] = function (_0x4d5a01) {
var _0x84c411 = this[_0x162a('0x6a')][_0x162a('0xb9')](_0x4d5a01['width'], _0x4d5a01[_0x162a('0x6b')]);
if (_0x4d5a01[_0x162a('0xd7')] == _0x162a('0xc')) {
this[_0x162a('0xd8')](_0x4d5a01);
_0x84c411['data'][_0x162a('0xd9')](this[_0x162a('0x81')]);
} else {
_0x84c411[_0x162a('0x14')]['set'](_0x4d5a01[_0x162a('0x14')]);
}
this[_0x162a('0x6a')][_0x162a('0xba')](_0x84c411, 0x0, 0x0);
};
VideoRenderer[_0x162a('0x47')]['render'] = function (_0x467dad) {
if (!this[_0x162a('0x27')]) {
if (this[_0x162a('0x4')][_0x162a('0x71')] != _0x467dad['width'] || this[_0x162a('0x4')][_0x162a('0x6b')] != _0x467dad[_0x162a('0x6b')]) {
wsLogger[_0x162a('0x5f')](_0x162a('0xda') + this[_0x162a('0x4')][_0x162a('0x71')] + 'x' + this[_0x162a('0x4')]['height'] + _0x162a('0xdb') + _0x467dad[_0x162a('0x71')] + 'x' + _0x467dad[_0x162a('0x6b')]);
this[_0x162a('0x4')]['width'] = _0x467dad[_0x162a('0x71')];
this[_0x162a('0x4')][_0x162a('0x6b')] = _0x467dad[_0x162a('0x6b')];
var _0x44e234 = new Event('resize');
this[_0x162a('0x4')][_0x162a('0x65')](_0x44e234);
this[_0x162a('0x7')]();
}
this[_0x162a('0x7b')](_0x467dad);
}
this[_0x162a('0xdc')] = Date[_0x162a('0x2c')]();
};
VideoRenderer[_0x162a('0x47')]['YCbCrToRGBA'] = function (_0x3a6afc) {
var _0x2d188b = _0x3a6afc['y'];
var _0x31895c = _0x3a6afc['cb'];
var _0x1a9970 = _0x3a6afc['cr'];
var _0x410b7d = this[_0x162a('0x81')];
var _0x599197 = 0x0;
var _0x7186b7 = this[_0x162a('0x83')];
var _0xfec764 = this['codedWidth'] + (this[_0x162a('0x83')] - _0x3a6afc[_0x162a('0x71')]);
var _0x48cdb2 = 0x0;
var _0x5adcf1 = this[_0x162a('0x84')] - (_0x3a6afc['width'] >> 0x1);
var _0x1efcdf = 0x0;
var _0x306a15 = _0x3a6afc[_0x162a('0x71')] * 0x4;
var _0x5b89c9 = _0x3a6afc[_0x162a('0x71')] * 0x4;
var _0x83a94e = _0x3a6afc[_0x162a('0x71')] >> 0x1;
var _0x46e569 = _0x3a6afc[_0x162a('0x6b')] >> 0x1;
var _0x170074, _0x356f54, _0x42843a, _0x402f62, _0x1fe8a6, _0xb3c8fd;
for (var _0x4574e3 = 0x0; _0x4574e3 < _0x46e569; _0x4574e3++) {
for (var _0x33b5b4 = 0x0; _0x33b5b4 < _0x83a94e; _0x33b5b4++) {
_0x356f54 = _0x31895c[_0x48cdb2];
_0x42843a = _0x1a9970[_0x48cdb2];
_0x48cdb2++;
_0x402f62 = _0x42843a + (_0x42843a * 0x67 >> 0x8) - 0xb3;
_0x1fe8a6 = (_0x356f54 * 0x58 >> 0x8) - 0x2c + (_0x42843a * 0xb7 >> 0x8) - 0x5b;
_0xb3c8fd = _0x356f54 + (_0x356f54 * 0xc6 >> 0x8) - 0xe3;
var _0xba7424 = _0x2d188b[_0x599197++];
var _0x5ab42c = _0x2d188b[_0x599197++];
_0x410b7d[_0x1efcdf] = _0xba7424 + _0x402f62;
_0x410b7d[_0x1efcdf + 0x1] = _0xba7424 - _0x1fe8a6;
_0x410b7d[_0x1efcdf + 0x2] = _0xba7424 + _0xb3c8fd;
_0x410b7d[_0x1efcdf + 0x4] = _0x5ab42c + _0x402f62;
_0x410b7d[_0x1efcdf + 0x5] = _0x5ab42c - _0x1fe8a6;
_0x410b7d[_0x1efcdf + 0x6] = _0x5ab42c + _0xb3c8fd;
_0x1efcdf += 0x8;
var _0x2dbbbe = _0x2d188b[_0x7186b7++];
var _0x1e85ab = _0x2d188b[_0x7186b7++];
_0x410b7d[_0x306a15] = _0x2dbbbe + _0x402f62;
_0x410b7d[_0x306a15 + 0x1] = _0x2dbbbe - _0x1fe8a6;
_0x410b7d[_0x306a15 + 0x2] = _0x2dbbbe + _0xb3c8fd;
_0x410b7d[_0x306a15 + 0x4] = _0x1e85ab + _0x402f62;
_0x410b7d[_0x306a15 + 0x5] = _0x1e85ab - _0x1fe8a6;
_0x410b7d[_0x306a15 + 0x6] = _0x1e85ab + _0xb3c8fd;
_0x306a15 += 0x8;
}
_0x599197 += _0xfec764;
_0x7186b7 += _0xfec764;
_0x1efcdf += _0x5b89c9;
_0x306a15 += _0x5b89c9;
_0x48cdb2 += _0x5adcf1;
}
};
VideoRenderer['prototype'][_0x162a('0xdd')] = function () {
return this['lastTimeRendered'];
};
VideoRenderer[_0x162a('0x47')][_0x162a('0x58')] = function (_0x282d57) {
if (_0x282d57) {
this['muted'] = !![];
} else {
this[_0x162a('0x27')] = ![];
}
};
function AudioPlayer(_0x21395c) {
var _0xfdbf8 = this;
this[_0x162a('0x7')]();
this[_0x162a('0xde')] = ![];
this[_0x162a('0x31')] = _0x21395c;
this[_0x162a('0xdf')] = _0x21395c[_0x162a('0xe0')]();
this[_0x162a('0xdf')][_0x162a('0x56')](_0x21395c['destination']);
this[_0x162a('0x58')](!![]);
wsLogger[_0x162a('0x5f')]('Sample\x20rate\x20' + this[_0x162a('0x31')][_0x162a('0x32')]);
var _0x363810 = [];
var _0x4a5353;
for (_0x4a5353 = 0x100; _0x4a5353 <= 0x4000; _0x4a5353 = _0x4a5353 * 0x2) {
_0x363810[_0x162a('0x23')](_0x4a5353);
}
var _0x4d6dd9 = this[_0x162a('0x31')][_0x162a('0x32')] / 0x1;
var _0x3b65d4 = _0x363810[0x0];
var _0x4e4e5e = Math[_0x162a('0xe1')](_0x4d6dd9 - _0x3b65d4);
for (_0x4a5353 = 0x0; _0x4a5353 < _0x363810['length']; _0x4a5353++) {
var _0xec6c77 = Math[_0x162a('0xe1')](_0x4d6dd9 - _0x363810[_0x4a5353]);
if (_0xec6c77 < _0x4e4e5e) {
_0x4e4e5e = _0xec6c77;
_0x3b65d4 = _0x363810[_0x4a5353];
}
}
wsLogger[_0x162a('0x5f')](_0x162a('0xe2') + _0x3b65d4);
this[_0x162a('0xe3')] = _0x3b65d4;
this['audioChunkTimeLength'] = this['internalBufferSize'] / this[_0x162a('0x31')][_0x162a('0x32')] * 0x3e8;
try {
this[_0x162a('0x31')][_0x162a('0xe4')] = this[_0x162a('0x31')]['createScriptProcessor'] || this['context']['createJavaScriptNode'];
this['audioJSNode'] = this[_0x162a('0x31')]['createScriptProcessor'](this[_0x162a('0xe3')], 0x1, 0x1);
} catch (_0x5e2288) {
wsLogger[_0x162a('0xa')]('JS\x20Audio\x20Node\x20is\x20not\x20supported\x20in\x20this\x20browser' + _0x5e2288);
}
this[_0x162a('0xe5')]['onaudioprocess'] = function (_0x26db61) {
var _0x163877 = _0x26db61['outputBuffer'][_0x162a('0x52')](0x0);
var _0x4a5353;
if (_0xfdbf8[_0x162a('0x3e')][_0x162a('0x1d')] > 0x0) {
var _0x1d8762 = _0xfdbf8[_0x162a('0x3e')][_0x162a('0x3c')]();
for (_0x4a5353 = 0x0; _0x4a5353 < _0x163877['length']; _0x4a5353++) {
_0x163877[_0x4a5353] = _0x1d8762[_0x162a('0x4c')][_0x4a5353];
}
if (!_0xfdbf8['lastSync']) {
_0xfdbf8['previousSync'] = _0x1d8762[_0x162a('0x3f')];
} else {
_0xfdbf8[_0x162a('0xe6')] = _0xfdbf8[_0x162a('0xe7')];
}
_0xfdbf8['lastSync'] = _0x1d8762[_0x162a('0x3f')];
if (!_0xfdbf8[_0x162a('0xe8')]) {
_0xfdbf8['previousSyncTime'] = _0x26db61[_0x162a('0xe9')] * 0x3e8;
} else {
_0xfdbf8['previousSyncTime'] = _0xfdbf8[_0x162a('0xe8')];
}
_0xfdbf8['lastSyncTime'] = _0x26db61[_0x162a('0xe9')] * 0x3e8;
_0xfdbf8['bufferExhausted'] = ![];
} else {
for (_0x4a5353 = 0x0; _0x4a5353 < _0x163877['length']; _0x4a5353++) {
_0x163877[_0x4a5353] = 0x0;
}
_0xfdbf8['bufferExhausted'] = !![];
if (_0xfdbf8[_0x162a('0xdf')]['gain'][_0x162a('0xea')] != 0x0) {
wsLogger[_0x162a('0x7a')]('No\x20audio\x20in\x20audio\x20buffer!');
}
}
};
}
AudioPlayer[_0x162a('0x47')][_0x162a('0x40')] = function () {
if (!this[_0x162a('0xde')]) {
this['audioJSNode'][_0x162a('0x56')](this['gainNode']);
this[_0x162a('0xde')] = !![];
}
this[_0x162a('0x58')](![]);
};
AudioPlayer[_0x162a('0x47')]['stop'] = function () {
this['audioJSNode'][_0x162a('0xeb')]();
this[_0x162a('0xde')] = ![];
this[_0x162a('0xe7')] = undefined;
this[_0x162a('0xe8')] = undefined;
this[_0x162a('0x3e')] = [];
this['mute'](!![]);
};
AudioPlayer[_0x162a('0x47')][_0x162a('0x7')] = function () {
if (this[_0x162a('0x3e')]) {
this[_0x162a('0x3e')]['length'] = 0x0;
} else {
this[_0x162a('0x3e')] = [];
}
};
AudioPlayer[_0x162a('0x47')][_0x162a('0xec')] = function () {
this['initBuffers']();
};
AudioPlayer[_0x162a('0x47')][_0x162a('0xed')] = function (_0x554ebf) {
this['audioBuffer'][_0x162a('0x23')](_0x554ebf);
};
AudioPlayer[_0x162a('0x47')][_0x162a('0xee')] = function () {
return this[_0x162a('0x3e')]['length'];
};
AudioPlayer[_0x162a('0x47')][_0x162a('0x25')] = function () {
if (this[_0x162a('0xe7')] && this['lastSyncTime']) {
var _0x21f724 = this[_0x162a('0x31')][_0x162a('0xef')] * 0x3e8;
if (_0x21f724 >= this[_0x162a('0xe8')]) {
if (_0x21f724 - this[_0x162a('0xe8')] > this[_0x162a('0xf0')]) {
wsLogger[_0x162a('0x7a')](_0x162a('0xf1') + (_0x21f724 - this[_0x162a('0xf0')] - this[_0x162a('0xe8')]));
return this['lastSync'] + this[_0x162a('0xf0')];
}
return _0x21f724 - this[_0x162a('0xe8')] + this['lastSync'];
} else {
return _0x21f724 - this[_0x162a('0xf2')] + this[_0x162a('0xe6')];
}
}
return -0x1;
};
AudioPlayer[_0x162a('0x47')][_0x162a('0x2d')] = function () {
var _0x4d5368 = this[_0x162a('0x31')][_0x162a('0xef')] * 0x3e8 - this[_0x162a('0xe8')];
var _0xd6ff56 = this[_0x162a('0xf0')] - _0x4d5368;
return _0xd6ff56 > 0x0 ? this['audioChunkTimeLength'] * this[_0x162a('0x3e')]['length'] + _0xd6ff56 : this[_0x162a('0xf0')] * this['audioBuffer'][_0x162a('0x1d')];
};
AudioPlayer[_0x162a('0x47')]['getLastTimePlayed'] = function () {
return this[_0x162a('0xe8')];
};
AudioPlayer['prototype'][_0x162a('0x58')] = function (_0x197c70) {
if (_0x197c70) {
wsLogger[_0x162a('0x5f')](_0x162a('0xf3'));
this['gainNode'][_0x162a('0xf4')]['value'] = 0x0;
} else {
wsLogger['log'](_0x162a('0xf5'));
this[_0x162a('0xdf')][_0x162a('0xf4')][_0x162a('0xea')] = 0x1;
}
};
AudioPlayer['prototype'][_0x162a('0x41')] = function (_0x36b36f) {
this[_0x162a('0xdf')][_0x162a('0xf4')][_0x162a('0xea')] = _0x36b36f / 0x64;
};
AudioPlayer['prototype'][_0x162a('0x5c')] = function () {
return this['gainNode'][_0x162a('0xf4')][_0x162a('0xea')] * 0x64;
};
var WSPlayerState = function WSPlayerState() {};
WSPlayerState[_0x162a('0x3d')] = _0x162a('0x3d');
WSPlayerState[_0x162a('0x26')] = 'PLAYING';
WSPlayerState[_0x162a('0x59')] = 'PAUSED';
WSPlayerState['STARTUP'] = 'STARTUP';
exports['WSPlayer'] = WSPlayer;
},{}],28:[function(require,module,exports){
'use strict';
/**
* @namespace Flashphoner.constants.SESSION_STATUS
* @see Session
*/
var sessionStatus = {};
/**
* Fires when {@link Session} ws socket opens.
* @event CONNECTED
* @memberof Flashphoner.constants.SESSION_STATUS
*/
define(sessionStatus, 'CONNECTED', 'CONNECTED');
/**
* Fires when {@link Session} receives connect ack from REST App.
* @event ESTABLISHED
* @memberof Flashphoner.constants.SESSION_STATUS
*/
define(sessionStatus, 'ESTABLISHED', 'ESTABLISHED');
/**
* Fires when {@link Session} disconnects.
* @event DISCONNECTED
* @memberof Flashphoner.constants.SESSION_STATUS
*/
define(sessionStatus, 'DISCONNECTED', 'DISCONNECTED');
/**
* Fires if {@link Session} call of rest method error.
* @event WARN
* @memberof Flashphoner.constants.SESSION_STATUS
*/
define(sessionStatus, 'WARN', 'WARN');
/**
* Fires if {@link Session} connection failed.
* Some of the reasons can be network connection failed, REST App failed
* @event FAILED
* @memberof Flashphoner.constants.SESSION_STATUS
*/
define(sessionStatus, 'FAILED', 'FAILED');
/**
* Fires wneh {@link Session} receives debug event
* @event DEBUG
* @memberof Flashphoner.constants.SESSION_STATUS
*/
define(sessionStatus, 'DEBUG', 'DEBUG');
/**
* Fires when {@link Session} receives custom REST App message.
*
* @event APP_DATA
* @memberof Flashphoner.constants.SESSION_STATUS
*/
define(sessionStatus, 'APP_DATA', 'APP_DATA');
/**
* Fires when {@link Session} receives status of sendData operation.
*
* @event SEND_DATA_STATUS
* @memberof Flashphoner.constants.SESSION_STATUS
*/
define(sessionStatus, 'SEND_DATA_STATUS', 'SEND_DATA_STATUS'); //State of newly created Session
define(sessionStatus, 'PENDING', 'PENDING');
/**
* Fires when {@link Session} registers as sip client.
*
* @event APP_DATA
* @memberof Flashphoner.constants.SESSION_STATUS
*/
define(sessionStatus, 'REGISTERED', 'REGISTERED');
/**
* Fires when {@link Session} unregisters as sip client.
*
* @event APP_DATA
* @memberof Flashphoner.constants.SESSION_STATUS
*/
define(sessionStatus, 'UNREGISTERED', 'UNREGISTERED');
define(sessionStatus, 'INCOMING_CALL', 'INCOMING_CALL');
/**
* @namespace Flashphoner.constants.STREAM_STATUS
* @see Stream
*/
var streamStatus = {}; //State of newly created Stream
define(streamStatus, 'NEW', 'NEW'); //State between publish/play and server response
define(streamStatus, 'PENDING', 'PENDING');
/**
* Fires when {@link Stream} starts publishing.
* @event PUBLISHING
* @memberof Flashphoner.constants.STREAM_STATUS
*/
define(streamStatus, 'PUBLISHING', 'PUBLISHING');
/**
* Fires when {@link Stream} starts playing.
* @event PLAYING
* @memberof Flashphoner.constants.STREAM_STATUS
*/
define(streamStatus, 'PLAYING', 'PLAYING');
/**
* Fires if {@link Stream} paused.
* @event PAUSED
* @memberof Flashphoner.constants.STREAM_STATUS
*/
define(streamStatus, 'PAUSED', 'PAUSED');
/**
* Fires if {@link Stream} was unpublished.
* @event UNPUBLISHING
* @memberof Flashphoner.constants.STREAM_STATUS
*/
define(streamStatus, 'UNPUBLISHED', 'UNPUBLISHED');
/**
* Fires if {@link Stream} was stopped.
* @event STOPPED
* @memberof Flashphoner.constants.STREAM_STATUS
*/
define(streamStatus, 'STOPPED', 'STOPPED');
/**
* Fires if {@link Stream} failed.
* @event FAILED
* @memberof Flashphoner.constants.STREAM_STATUS
*/
define(streamStatus, 'FAILED', 'FAILED');
/**
* Fires if {@link Stream} playback problem.
* @event PLAYBACK_PROBLEM
* @memberof Flashphoner.constants.STREAM_STATUS
*/
define(streamStatus, 'PLAYBACK_PROBLEM', 'PLAYBACK_PROBLEM');
/**
* Fires if {@link Stream} resize.
* @event RESIZE
* @memberof Flashphoner.constants.STREAM_STATUS
*/
define(streamStatus, 'RESIZE', 'RESIZE');
/**
* Fires when {@link Stream} snapshot becomes available.
* Snapshot is base64 encoded png available through {@link Stream.getInfo}
* @event SNAPSHOT_COMPLETE
* @memberof Flashphoner.constants.STREAM_STATUS
*/
define(streamStatus, 'SNAPSHOT_COMPLETE', 'SNAPSHOT_COMPLETE');
/**
* Fires on subscribe {@link Stream} if bitrate is higher than available network bandwidth.
* @event NOT_ENOUGH_BANDWIDTH
* @memberof Flashphoner.constants.NOT_ENOUGH_BANDWIDTH
*/
define(streamStatus, 'NOT_ENOUGH_BANDWIDTH', 'NOT_ENOUGH_BANDWIDTH');
/**
* @namespace Flashphoner.constants.CALL_STATUS
* @see Call
*/
var callStatus = {}; //State of newly created Call
define(callStatus, 'NEW', 'NEW');
define(callStatus, 'RING', 'RING');
define(callStatus, 'RING_MEDIA', 'RING_MEDIA');
define(callStatus, 'HOLD', 'HOLD');
define(callStatus, 'ESTABLISHED', 'ESTABLISHED');
define(callStatus, 'FINISH', 'FINISH');
define(callStatus, 'BUSY', 'BUSY');
define(callStatus, 'SESSION_PROGRESS', 'SESSION_PROGRESS');
define(callStatus, 'FAILED', 'FAILED');
define(callStatus, 'PENDING', 'PENDING');
define(callStatus, 'TRYING', 'TRYING');
/**
* @namespace Flashphoner.constants.STREAM_STATUS_INFO
* @see Stream
*/
var streamStatusInfo = {};
/**
* Indicates general error during ICE negotiation. Usually occurs if client is behind some exotic nat/firewall.
* @event FAILED_BY_ICE_ERROR
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FAILED_BY_ICE_ERROR', 'Failed by ICE error');
/**
* Timeout has been reached during ICE establishment.
* @event FAILED_BY_ICE_TIMEOUT
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FAILED_BY_ICE_TIMEOUT', 'Failed by ICE timeout');
/**
* ICE refresh failed on session.
* @event FAILED_BY_KEEP_ALIVE
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FAILED_BY_KEEP_ALIVE', 'Failed by ICE keep alive');
/**
* DTLS has wrong fingerprint.
* @event FAILED_BY_DTLS_FINGERPRINT_ERROR
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FAILED_BY_DTLS_FINGERPRINT_ERROR', 'Failed by DTLS fingerprint error');
/**
* Client did not send DTLS packets or packets were lost/corrupted during transmission.
* @event FAILED_BY_DTLS_ERROR
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FAILED_BY_DTLS_ERROR', 'Failed by DTLS error');
/**
* Indicates general HLS packetizer error, can occur during initialization or packetization (wrong input or out of disk space).
* @event FAILED_BY_HLS_WRITER_ERROR
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FAILED_BY_HLS_WRITER_ERROR', 'Failed by HLS writer error');
/**
* Indicates general RTMP republishing error, can occur during initialization or rtmp packetization.
* @event FAILED_BY_RTMP_WRITER_ERROR
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FAILED_BY_RTMP_WRITER_ERROR', 'Failed by RTMP writer error');
/**
* RTP session failed by RTP activity timer.
* @event FAILED_BY_RTP_ACTIVITY
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FAILED_BY_RTP_ACTIVITY', 'Failed by RTP activity');
/**
* Related session was disconnected.
* @event STOPPED_BY_SESSION_DISCONNECT
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'STOPPED_BY_SESSION_DISCONNECT', 'Stopped by session disconnect');
/**
* Stream was stopped by rest terminate request.
* @event STOPPED_BY_REST_TERMINATE
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'STOPPED_BY_REST_TERMINATE', 'Stopped by rest /terminate');
/**
* Related publisher stopped its stream or lost connection.
* @event STOPPED_BY_PUBLISHER_STOP
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'STOPPED_BY_PUBLISHER_STOP', 'Stopped by publisher stop');
/**
* Stop the media session by user after call was finished or unpublish stream.
* @event STOPPED_BY_USER
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'STOPPED_BY_USER', 'Stopped by user');
/**
* Error occurred on the stream.
* @event FAILED_BY_ERROR
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FAILED_BY_ERROR', 'Failed by error');
/**
* Indicates that error occurred during media session creation. This might be SDP parsing error, all ports are busy, wrong session related config etc.
* @event FAILED_TO_ADD_STREAM_TO_PROXY
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FAILED_TO_ADD_STREAM_TO_PROXY', 'Failed to add stream to proxy');
/**
* Stopped shapshot distributor.
* @event DISTRIBUTOR_STOPPED
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'DISTRIBUTOR_STOPPED', 'Distributor stopped');
/**
* Publish stream is not ready, try again later.
* @event PUBLISH_STREAM_IS_NOT_READY
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'PUBLISH_STREAM_IS_NOT_READY', 'Publish stream is not ready');
/**
* Stream with this name is not found, check the correct of the name.
* @event STREAM_NOT_FOUND
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'STREAM_NOT_FOUND', 'Stream not found');
/**
* Server already has a publish stream with the same name, try using different one.
* @event STREAM_NAME_ALREADY_IN_USE
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'STREAM_NAME_ALREADY_IN_USE', 'Stream name is already in use');
/**
* Error indicates that stream object received by server has empty mediaSessionId field.
* @event MEDIASESSION_ID_NULL
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'MEDIASESSION_ID_NULL', 'MediaSessionId is null');
/**
* Published or subscribed sessions used this MediaSessionId.
* @event MEDIASESSION_ID_ALREADY_IN_USE
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'MEDIASESSION_ID_ALREADY_IN_USE', 'MediaSessionId is already in use');
/**
* Session is not initialized or terminated on play ordinary stream.
* @event SESSION_NOT_READY
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'SESSION_NOT_READY', 'Session not ready');
/**
* Actual session does not exist.
* @event SESSION_DOES_NOT_EXIST
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'SESSION_DOES_NOT_EXIST', 'Session does not exist');
/**
* RTSP has wrong format on play stream, check correct of the RTSP url.
* @event RTSP_HAS_WRONG_FORMAT
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'RTSP_HAS_WRONG_FORMAT', 'Rtsp has wrong format');
/**
* Failed to play vod stream, this format is not supported.
* @event FILE_HAS_WRONG_FORMAT
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FILE_HAS_WRONG_FORMAT', 'File has wrong format');
/**
* Failed to connect to rtsp stream.
* @event FAILED_TO_CONNECT_TO_RTSP_STREAM
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FAILED_TO_CONNECT_TO_RTSP_STREAM', 'Failed to connect to rtsp stream');
/**
* Rtsp stream is not found, agent received "404-Not Found".
* @event RTSP_STREAM_NOT_FOUND
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'RTSP_STREAM_NOT_FOUND', 'Rtsp stream not found');
/**
* On shutdown RTSP agent.
* @event RTSPAGENT_SHUTDOWN
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'RTSPAGENT_SHUTDOWN', 'RtspAgent shutdown');
/**
* Stream failed
* @event STREAM_FAILED
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'STREAM_FAILED', 'Stream failed');
/**
* No common codecs on setup track, did not found corresponding trackId->mediaPort.
* @event NO_COMMON_CODECS
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'NO_COMMON_CODECS', 'No common codecs');
/**
* Bad referenced rtsp link, check for correct, example: rtsp://user:b@[email protected]/stream.
* @event BAD_URI
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'BAD_URI', 'Bad URI');
/**
* General VOD error, indicates that Exception occurred while reading/processing media file.
* @event GOT_EXCEPTION_WHILE_STREAMING_FILE
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'GOT_EXCEPTION_WHILE_STREAMING_FILE', 'Got exception while streaming file');
/**
* Requested stream shutdown.
* @event REQUESTED_STREAM_SHUTDOWN
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'REQUESTED_STREAM_SHUTDOWN', 'Requested stream shutdown');
/**
* Failed to create movie, file can not be read.
* @event FAILED_TO_READ_FILE
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FAILED_TO_READ_FILE', 'Failed to read file');
/**
* File does not exist, check filename.
* @event FILE_NOT_FOUND
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FILE_NOT_FOUND', 'File not found');
/**
* Server failed to establish websocket connection with origin server.
* @event FAILED_TO_CONNECT_TO_ORIGIN_STREAM
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FAILED_TO_CONNECT_TO_ORIGIN_STREAM', 'Failed to connect to origin stream');
/**
* CDN stream not found.
* @event CDN_STREAM_NOT_FOUND
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'CDN_STREAM_NOT_FOUND', 'CDN stream not found');
/**
* Indicates that provided URL protocol in stream name is invalid.
* Valid: vod://file.mp4
* Invalid: dov://file.mp4
* @event FAILED_TO_GET_AGENT_STORAGE
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'FAILED_TO_GET_AGENT_STORAGE', 'Failed to get agent storage');
/**
* Shutdown agent servicing origin stream.
* @event AGENT_SERVICING_ORIGIN_STREAM_IS_SHUTTING_DOWN
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'AGENT_SERVICING_ORIGIN_STREAM_IS_SHUTTING_DOWN', 'Agent servicing origin stream is shutting down');
/**
* Terminated by keep-alive on walk through subscribers.
* @event TERMINATED_BY_KEEP_ALIVE
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'TERMINATED_BY_KEEP_ALIVE', 'Terminated by keep-alive');
/**
* Transcoding required, but disabled in settings
* @event TRANSCODING_REQUIRED_BUT_DISABLED
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'TRANSCODING_REQUIRED_BUT_DISABLED', 'Transcoding required, but disabled');
/**
* Access restricted by access list
* @event RESTRICTED_ACCESS
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'RESTRICTED_ACCESS', 'Restricted access');
/**
* No available transcoders for stream
* @event RESTRICTED_ACCESS
* @memberof Flashphoner.constants.STREAM_STATUS_INFO
*/
define(streamStatusInfo, 'NO_AVAILABLE_TRANSCODERS', 'No available transcoders');
/**
* @namespace Flashphoner.constants.CALL_STATUS_INFO
* @see Call
*/
var callStatusInfo = {};
/**
* Normal call hangup.
* @event NORMAL_CALL_CLEARING
* @memberof Flashphoner.constants.CALL_STATUS_INFO
*/
define(callStatusInfo, 'NORMAL_CALL_CLEARING', 'Normal call clearing');
/**
* Error occurred on session creation.
* @event FAILED_BY_SESSION_CREATION
* @memberof Flashphoner.constants.CALL_STATUS_INFO
*/
define(callStatusInfo, 'FAILED_BY_SESSION_CREATION', 'Failed by session creation');
/**
* Failed by error during ICE establishment.
* @event FAILED_BY_ICE_ERROR
* @memberof Flashphoner.constants.CALL_STATUS_INFO
*/
define(callStatusInfo, 'FAILED_BY_ICE_ERROR', 'Failed by ICE error');
/**
* RTP session failed by RTP activity timer.
* @event FAILED_BY_RTP_ACTIVITY
* @memberof Flashphoner.constants.CALL_STATUS_INFO
*/
define(callStatusInfo, 'FAILED_BY_RTP_ACTIVITY', 'Failed by RTP activity');
/**
* FF writer was failed on RTMP.
* @event FAILED_BY_RTMP_WRITER_ERROR
* @memberof Flashphoner.constants.CALL_STATUS_INFO
*/
define(callStatusInfo, 'FAILED_BY_RTMP_WRITER_ERROR', 'Failed by RTMP writer error');
/**
* DTLS wrong fingerprint.
* @event FAILED_BY_DTLS_FINGERPRINT_ERROR
* @memberof Flashphoner.constants.CALL_STATUS_INFO
*/
define(callStatusInfo, 'FAILED_BY_DTLS_FINGERPRINT_ERROR', 'Failed by DTLS fingerprint error');
/**
* No common codecs in sdp
* @event NO_COMMON_CODECS
* @memberof Flashphoner.constants.CALL_STATUS_INFO
*/
define(callStatusInfo, 'NO_COMMON_CODECS', 'No common codecs');
/**
* Client did not send DTLS packets or packets were lost/corrupted during transmission.
* @event FAILED_BY_DTLS_ERROR
* @memberof Flashphoner.constants.CALL_STATUS_INFO
*/
define(callStatusInfo, 'FAILED_BY_DTLS_ERROR', 'Failed by DTLS error');
/**
* Error occurred during call
* @event FAILED_BY_ERROR
* @memberof Flashphoner.constants.CALL_STATUS_INFO
*/
define(callStatusInfo, 'FAILED_BY_ERROR', 'Failed by error');
/**
* Call failed by request timeout
* @event FAILED_BY_REQUEST_TIMEOUT
* @memberof Flashphoner.constants.CALL_STATUS_INFO
*/
define(callStatusInfo, 'FAILED_BY_REQUEST_TIMEOUT', 'Failed by request timeout');
/**
* Transcoding required, but disabled in settings
* @event TRANSCODING_REQUIRED_BUT_DISABLED
* @memberof Flashphoner.constants.CALL_STATUS_INFO
*/
define(callStatusInfo, 'TRANSCODING_REQUIRED_BUT_DISABLED', 'Transcoding required, but disabled');
/**
* @namespace Flashphoner.constants.ERROR_INFO
*/
var errorInfo = {};
/**
* Error if none of MediaProviders available
* @event NONE_OF_MEDIAPROVIDERS_AVAILABLE
* @memberof Flashphoner.constants.ERROR_INFO
*/
define(errorInfo, 'NONE_OF_MEDIAPROVIDERS_AVAILABLE', 'None of MediaProviders available');
/**
* Error if none of preferred MediaProviders available
* @event NONE_OF_PREFERRED_MEDIAPROVIDERS_AVAILABLE
* @memberof Flashphoner.constants.ERROR_INFO
*/
define(errorInfo, 'NONE_OF_PREFERRED_MEDIAPROVIDERS_AVAILABLE', 'None of preferred MediaProviders available');
/**
* Error if API is not initialized
* @event FLASHPHONER_API_NOT_INITIALIZED
* @memberof Flashphoner.constants.ERROR_INFO
*/
define(errorInfo, 'FLASHPHONER_API_NOT_INITIALIZED', 'Flashphoner API is not initialized');
/**
* Error if options.urlServer is not specified
* @event OPTIONS_URLSERVER_MUST_BE_PROVIDED
* @memberof Flashphoner.constants.ERROR_INFO
*/
define(errorInfo, 'OPTIONS_URLSERVER_MUST_BE_PROVIDED', 'options.urlServer must be provided');
/**
* Error if session state is not REGISTERED
* @event INVALID_SESSION_STATE
* @memberof Flashphoner.constants.ERROR_INFO
*/
define(errorInfo, 'INVALID_SESSION_STATE', 'Invalid session state');
/**
* Error if no options provided
* @event OPTIONS_MUST_BE_PROVIDED
* @memberof Flashphoner.constants.ERROR_INFO
*/
define(errorInfo, 'OPTIONS_MUST_BE_PROVIDED', 'options must be provided');
/**
* Error if call status is not {@link Flashphoner.constants.CALL_STATUS.NEW}
* @event INVALID_CALL_STATE
* @memberof Flashphoner.constants.ERROR_INFO
*/
define(errorInfo, 'INVALID_CALL_STATE', 'Invalid call state');
/**
* Error if event is not specified
* @event EVENT_CANT_BE_NULL
* @memberof Flashphoner.constants.ERROR_INFO
*/
define(errorInfo, 'EVENT_CANT_BE_NULL', 'Event can\'t be null');
/**
* Error if callback is not a valid function
* @event CALLBACK_NEEDS_TO_BE_A_VALID_FUNCTION
* @memberof Flashphoner.constants.ERROR_INFO
*/
define(errorInfo, 'CALLBACK_NEEDS_TO_BE_A_VALID_FUNCTION', 'Callback needs to be a valid function');
/**
* Error if session state is not ESTABLISHED
* @event INVALID_SESSION_STATE
* @memberof Flashphoner.constants.ERROR_INFO
*/
define(errorInfo, 'INVALID_SESSION_STATE', 'Invalid session state');
/**
* Error if options.name is not specified
* @event OPTIONS_NAME_MUST_BE_PROVIDED
* @memberof Flashphoner.constants.ERROR_INFO
*/
define(errorInfo, 'OPTIONS_NAME_MUST_BE_PROVIDED', 'options.name must be provided');
/**
* Error if number of cams is less than 2 or already used custom stream
* @event CAN_NOT_SWITCH_CAM
* @memberOf Flashphoner.constants.ERROR_INFO
*/
define(errorInfo, 'CAN_NOT_SWITCH_CAM', 'Number of cams is less than 2 or already used custom stream');
/**
* Error if number of mics is less than 2 or already used custom stream
* @event CAN_NOT_SWITCH_MIC
* @memberOf Flashphoner.constants.ERROR_INFO
*/
define(errorInfo, 'CAN_NOT_SWITCH_MIC', 'Number of mics is less than 2 or already used custom stream');
/**
* Error if recived local error
* @event CAN_NOT_SWITCH_MIC
* @memberOf Flashphoner.constants.ERROR_INFO
*/
define(errorInfo, 'LOCAL_ERROR', 'Local error');
var mediaDeviceKind = {};
define(mediaDeviceKind, 'OUTPUT', 'output');
define(mediaDeviceKind, 'INPUT', 'input');
define(mediaDeviceKind, 'ALL', 'all');
var transportType = {};
define(transportType, 'UDP', 'UDP');
define(transportType, 'TCP', 'TCP');
var connectionQuality = {};
define(connectionQuality, 'PERFECT', 'PERFECT');
define(connectionQuality, 'GOOD', 'GOOD');
define(connectionQuality, 'BAD', 'BAD');
define(connectionQuality, 'UNKNOWN', 'UNKNOWN');
define(connectionQuality, 'UPDATE', 'UPDATE');
var streamEventType = {};
define(streamEventType, 'AUDIO_MUTED', 'audioMuted');
define(streamEventType, 'AUDIO_UNMUTED', 'audioUnmuted');
define(streamEventType, 'VIDEO_MUTED', 'videoMuted');
define(streamEventType, 'VIDEO_UNMUTED', 'videoUnmuted');
define(streamEventType, 'DATA', 'data');
var constants = {};
define(constants, 'SESSION_STATUS', sessionStatus);
define(constants, 'STREAM_EVENT_TYPE', streamEventType);
define(constants, 'STREAM_EVENT', 'STREAM_EVENT');
define(constants, 'STREAM_STATUS', streamStatus);
define(constants, 'CALL_STATUS', callStatus);
define(constants, 'STREAM_STATUS_INFO', streamStatusInfo);
define(constants, 'CALL_STATUS_INFO', callStatusInfo);
define(constants, 'ERROR_INFO', errorInfo);
define(constants, 'MEDIA_DEVICE_KIND', mediaDeviceKind);
define(constants, 'TRANSPORT_TYPE', transportType);
define(constants, 'CONNECTION_QUALITY', connectionQuality); //define helper
function define(obj, name, value) {
Object.defineProperty(obj, name, {
value: value,
enumerable: true
});
}
module.exports = constants;
},{}],29:[function(require,module,exports){
'use strict';
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
var swfobject = require('swfobject');
var Promise = require('promise-polyfill');
var uuid_v1 = require('uuid/v1');
var connections = {};
var flashScope;
var swfLocation = "media-provider.swf";
var DEFAULT_SDP = "v=0\r\n" + "o=- 1988962254 1988962254 IN IP4 0.0.0.0\r\n" + "c=IN IP4 0.0.0.0\r\n" + "t=0 0\r\n" + "a=sdplang:en\r\n" + "m=video 0 RTP/AVP 112\r\n" + "a=rtpmap:112 H264/90000\r\n" + "a=fmtp:112 packetization-mode=1; profile-level-id=420020\r\n" + "a=VIDEO_STATE\r\n" + "m=audio 0 RTP/AVP 8 0 100 102 103 104 105 106 107 108 109 110\r\n" + "a=rtpmap:0 PCMU/8000\r\n" + "a=rtpmap:8 PCMA/8000\r\n" + "a=rtpmap:100 SPEEX/16000\r\n" + "a=rtpmap:102 mpeg4-generic/48000/1\r\n" + "a=rtpmap:103 mpeg4-generic/8000/1\r\n" + "a=rtpmap:104 mpeg4-generic/11025/1\r\n" + "a=rtpmap:105 mpeg4-generic/12000/1\r\n" + "a=rtpmap:106 mpeg4-generic/16000/1\r\n" + "a=rtpmap:107 mpeg4-generic/22050/1\r\n" + "a=rtpmap:108 mpeg4-generic/24000/1\r\n" + "a=rtpmap:109 mpeg4-generic/32000/1\r\n" + "a=rtpmap:110 mpeg4-generic/44100/1\r\n" + "a=AUDIO_STATE\r\n";
var CACHED_INSTANCE_POSTFIX = "CACHED_FLASH_INSTANCE";
var defaultConstraints;
var logger;
var LOG_PREFIX = "flash";
var createConnection = function createConnection(options) {
return new Promise(function (resolve, reject) {
var id = options.id;
var authToken = options.authToken;
var display = options.display || options.localDisplay;
var flashBufferTime = options.flashBufferTime || 0;
var url = getConnectionUrl(options.mainUrl, options.flashProto, options.flashPort); //todo state from flash instance
var state = function state() {
return "new";
};
var flash = getCacheInstance(display);
if (flash) {
flash.reset(id);
flash.id = id;
installCallback(flash, 'addLogMessage', function (message) {
logger.info(LOG_PREFIX, "Flash[" + id + "]:" + message);
});
installCallback(flash, 'connectionStatus', function (status) {
removeCallback(flash, 'connectionStatus');
if (status === "Success") {
connections[id] = exports;
resolve(exports);
} else {
reject(new Error("Flash connection returned status " + status));
}
});
flash.connect(url, authToken, options.login);
} else {
loadSwf(id, display, options.flashShowFullScreenButton || "false").then(function (swf) {
installCallback(swf, 'connectionStatus', function (status) {
removeCallback(swf, 'connectionStatus');
if (status === "Success") {
connections[id] = exports;
resolve(exports);
} else {
reject(new Error("Flash connection returned status " + status));
}
});
flash = swf;
flash.connect(url, authToken, options.login);
})["catch"](reject);
}
var createOffer = function createOffer(options) {
return new Promise(function (resolve, reject) {
var receiveAudio = options.receiveAudio == undefined ? false : options.receiveAudio;
var receiveVideo = options.receiveVideo == undefined ? false : options.receiveVideo;
var sendAudio = flash.isHasAudio();
var sendVideo = flash.isHasVideo();
var sdp = DEFAULT_SDP;
if (receiveAudio && sendAudio) {
sdp = sdp.replace("AUDIO_STATE", "sendrecv");
} else if (receiveAudio && !sendAudio) {
sdp = sdp.replace("AUDIO_STATE", "recvonly");
} else if (!receiveAudio && sendAudio) {
sdp = sdp.replace("AUDIO_STATE", "sendonly");
} else {
sdp = sdp.replace("AUDIO_STATE", "inactive");
}
if (receiveVideo && sendVideo) {
sdp = sdp.replace("VIDEO_STATE", "sendrecv");
} else if (receiveVideo && !sendVideo) {
sdp = sdp.replace("VIDEO_STATE", "recvonly");
} else if (!receiveVideo && sendVideo) {
sdp = sdp.replace("VIDEO_STATE", "sendonly");
} else {
sdp = sdp.replace("VIDEO_STATE", "inactive");
}
var o = {};
o.sdp = sdp;
o.hasAudio = flash.isHasAudio();
o.hasVideo = flash.isHasVideo();
resolve(o);
});
};
var createAnswer = function createAnswer(options) {
return new Promise(function (resolve, reject) {
var receiveAudio = options.receiveAudio == undefined ? true : options.receiveAudio;
var receiveVideo = options.receiveVideo == undefined ? false : options.receiveVideo;
var sendAudio = flash.isHasAudio();
var sendVideo = flash.isHasVideo();
var sdp = DEFAULT_SDP;
if (receiveAudio && sendAudio) {
sdp = sdp.replace("AUDIO_STATE", "sendrecv");
} else if (receiveAudio && !sendAudio) {
sdp = sdp.replace("AUDIO_STATE", "recvonly");
} else if (!receiveAudio && sendAudio) {
sdp = sdp.replace("AUDIO_STATE", "sendonly");
} else {
sdp = sdp.replace("AUDIO_STATE", "inactive");
}
if (receiveVideo && sendVideo) {
sdp = sdp.replace("VIDEO_STATE", "sendrecv");
} else if (receiveVideo && !sendVideo) {
sdp = sdp.replace("VIDEO_STATE", "recvonly");
} else if (!receiveVideo && sendVideo) {
sdp = sdp.replace("VIDEO_STATE", "sendonly");
} else {
sdp = sdp.replace("VIDEO_STATE", "inactive");
}
resolve(sdp);
});
};
var changeAudioCodec = function changeAudioCodec(codec) {
flash.changeAudioCodec(codec);
};
var setRemoteSdp = function setRemoteSdp(sdp, reinit, id) {
logger.debug(LOG_PREFIX, "setRemoteSDP:");
logger.debug(LOG_PREFIX, sdp);
return new Promise(function (resolve, reject) {
var state = extractMediaState(sdp);
if (reinit) flash.updateId(id);
flash.setup(state.incoming, state.outgoing, flash.isHasAudio(), flash.isHasVideo(), flashBufferTime, reinit);
resolve(connections[id]);
});
};
var close = function close(cacheCamera) {
if (flash) {
flash.disconnect();
if (!getCacheInstance(display) && flash.hasAccessToAudio() && cacheCamera) {
cacheInstance(flash);
} else {
clearCallbacks(flash);
swfobject.removeSWF(flash.id);
}
flash = null;
}
};
var getVolume = function getVolume() {
if (flash) {
return flash.getVolume();
}
return -1;
};
var setVolume = function setVolume(volume) {
if (flash) {
flash.setVolume(volume);
}
};
var muteAudio = function muteAudio() {
if (flash) {
flash.muteAudio();
}
};
var unmuteAudio = function unmuteAudio() {
if (flash) {
flash.unmuteAudio();
}
};
var isAudioMuted = function isAudioMuted() {
if (flash) {
return flash.isAudioMuted();
}
return true;
};
var muteVideo = function muteVideo() {
if (flash) {
flash.muteVideo();
}
};
var unmuteVideo = function unmuteVideo() {
if (flash) {
flash.unmuteVideo();
}
};
var isVideoMuted = function isVideoMuted() {
if (flash) {
return flash.isVideoMuted();
}
return true;
};
var getStats = function getStats(callbackFn) {
if (flash) {
var statistics = flash.getStats();
var param;
if (statistics.hasOwnProperty("incoming")) {
for (param in statistics.incoming.info) {
if (param.indexOf("audio") > -1) {
statistics.incoming.audio[param] = statistics.incoming.info[param];
}
if (param.indexOf("video") > -1) {
statistics.incoming.video[param] = statistics.incoming.info[param];
}
}
delete statistics.incoming.info;
}
if (statistics.hasOwnProperty("outgoing")) {
for (param in statistics.outgoing.info) {
if (param.indexOf("audio") > -1) {
statistics.outgoing.audio[param] = statistics.outgoing.info[param];
}
if (param.indexOf("video") > -1) {
statistics.outgoing.video[param] = statistics.outgoing.info[param];
}
}
delete statistics.outgoing.info;
}
statistics.type = "flash";
callbackFn(statistics);
}
};
var fullScreen = function fullScreen() {
if (flash) {
flash.fullScreen();
}
};
var switchCam = function switchCam() {};
var switchMic = function switchMic() {};
var setMicrophoneGain = function setMicrophoneGain(volume) {};
var switchToScreen = function switchToScreen() {};
var switchToCam = function switchToCam() {};
var exports = {};
exports.state = state;
exports.createOffer = createOffer;
exports.createAnswer = createAnswer;
exports.setRemoteSdp = setRemoteSdp;
exports.changeAudioCodec = changeAudioCodec;
exports.close = close;
exports.setVolume = setVolume;
exports.setMicrophoneGain = setMicrophoneGain;
exports.getVolume = getVolume;
exports.muteAudio = muteAudio;
exports.unmuteAudio = unmuteAudio;
exports.isAudioMuted = isAudioMuted;
exports.muteVideo = muteVideo;
exports.unmuteVideo = unmuteVideo;
exports.isVideoMuted = isVideoMuted;
exports.getStats = getStats;
exports.fullScreen = fullScreen;
exports.switchCam = switchCam;
exports.switchMic = switchMic;
exports.switchToScreen = switchToScreen;
exports.switchToCam = switchToCam;
});
}; //install global part to use flash ExternalInterface
function installFlashScope() {
if (flashScope == undefined) {
var globalApiObject = window.Flashphoner;
if (globalApiObject == undefined) {
throw new Error("Can't install global scope, there is no window.Flashphoner variable.");
}
globalApiObject['FlashApiScope'] = {};
flashScope = window.Flashphoner.FlashApiScope;
}
}
/**
*
* @param id This can be string representing scopeId or object element (swf)
* @param name callback name
* @param value callback function
*/
function installCallback(id, name, value) {
installFlashScope();
var scopeId = getInstanceScopeId(id);
if (flashScope[scopeId] == undefined) {
flashScope[scopeId] = {};
}
flashScope[scopeId][name] = value;
}
/**
*
* @param id This can be string representing scopeId or object element (swf)
* @param name callback name
*/
function removeCallback(id, name) {
delete flashScope[getInstanceScopeId(id)][name];
}
function cacheInstance(flash) {
installCallback(flash, 'addLogMessage', function (message) {
logger.info(LOG_PREFIX, "Flash[" + flash.id + "]:" + message);
});
removeCallback(flash, "connectionStatus");
flash.reset(flash.id + CACHED_INSTANCE_POSTFIX);
flash.id = flash.id + CACHED_INSTANCE_POSTFIX;
}
/**
*
* @param id This can be string representing scopeId or object element (swf)
*/
function clearCallbacks(id) {
delete flashScope[getInstanceScopeId(id)];
}
function getInstanceScopeId(flash) {
if (typeof flash === "string") {
return flash;
}
for (var i = 0; i < flash.children.length; i++) {
if (flash.children[i].name == "scopeId") {
return flash.children[i].value;
}
}
}
var getMediaAccess = function getMediaAccess(constraints, display) {
return new Promise(function (resolve, reject) {
var flash = getCacheInstance(display);
if (!flash) {
var id = uuid_v1() + CACHED_INSTANCE_POSTFIX;
loadSwf(id, display).then(function (swf) {
//todo return camera and mic id
installCallback(swf, "accessGranted", function () {
removeCallback(swf, "accessGranted");
resolve(display);
});
installCallback(swf, "accessDenied", function () {
removeCallback(swf, "accessDenied");
reject(new Error("Failed to get access to audio and video"));
});
if (!constraints) {
constraints = defaultConstraints;
}
if (!swf.getMediaAccess(normalizeConstraints(constraints))) {
reject(new Error("Failed to get access to audio and video"));
}
});
} else {
installCallback(flash, "accessGranted", function () {
removeCallback(flash, "accessGranted");
resolve(display);
});
installCallback(flash, "accessDenied", function () {
removeCallback(flash, "accessDenied");
reject(new Error("Failed to get access to audio and video"));
});
if (!flash.getMediaAccess(normalizeConstraints(constraints))) {
reject(new Error("Failed to get access to audio and video"));
}
}
});
};
var releaseMedia = function releaseMedia(display) {
var flash = getCacheInstance(display);
if (flash) {
clearCallbacks(flash);
swfobject.removeSWF(flash.id);
return true;
}
return false;
}; //swf helpers
//TODO wrap params to object
var loadSwf = function loadSwf(id, display, showFullScreenButton) {
return new Promise(function (resolve, reject) {
var swf;
var divWrapper = document.createElement('div');
divWrapper.id = id;
display.appendChild(divWrapper);
var flashvars = {
id: id,
showFullScreenButton: showFullScreenButton || "false"
};
var params = {};
params.menu = "true";
params.swliveconnect = "true";
params.allowFullScreen = "true";
params.allowscriptaccess = "always";
params.wmode = "opaque";
params.scopeId = id;
var attributes = {};
attributes.allowfullscreen = "true";
installCallback(id, 'addLogMessage', function (message) {
logger.info(LOG_PREFIX, "Flash[" + id + "]:" + message);
});
installCallback(id, 'initialized', function () {
resolve(swf);
});
installCallback(id, 'videoResolution', function (width, height) {
swf.videoWidth = width;
swf.videoHeight = height;
setTimeout(function () {
var event = new CustomEvent("resize");
swf.dispatchEvent(event);
}, 10);
setTimeout(function () {
var event = new CustomEvent("playing");
swf.dispatchEvent(event);
}, 10);
}); //todo switch from id to element (divWrapper)
swfobject.embedSWF(swfLocation, id, "100%", "100%", "11.2.0", "expressInstall.swf", flashvars, params, attributes, function (ret) {
swf = ret.ref;
if (!ret.success) {
reject(new Error("Failed to load flash media provider swf with id " + id));
}
});
});
};
function getCacheInstance(display) {
var i;
for (i = 0; i < display.children.length; i++) {
if (display.children[i] && display.children[i].id.indexOf(CACHED_INSTANCE_POSTFIX) != -1) {
logger.info(LOG_PREFIX, "FOUND FLASH CACHED INSTANCE, id " + display.children[i].id);
return display.children[i];
}
}
} //sdp helper, extract state from server sdp
function extractMediaState(sdp) {
var state = {
incoming: false,
outgoing: false
};
if (sdp.indexOf("a=sendrecv") != -1) {
state.incoming = true;
state.outgoing = true;
} else if (sdp.indexOf("a=recvonly") != -1) {
state.outgoing = true;
} else if (sdp.indexOf("a=sendonly") != -1) {
state.incoming = true;
}
return state;
} //connection ip
function getConnectionUrl(mainUrl, proto, port) {
var a = document.createElement('a');
a.href = mainUrl;
return proto + "://" + a.hostname + ":" + port + "/";
}
/**
* Check Flash Player available
*
* @returns {boolean} flash player available
*/
var available = function available() {
return swfobject.hasFlashPlayerVersion("11.2.0");
};
var listDevices = function listDevices() {
return new Promise(function (resolve, reject) {
var display = document.createElement('div');
display.setAttribute("style", "width:1px;height:1px");
var id = uuid_v1(); //attach display to document, otherwise swf won't be loaded
document.body.appendChild(display);
loadSwf(id, display).then(function (swf) {
var list = swf.listDevices(); //remove swf, display
swfobject.removeSWF(id);
document.body.removeChild(display);
resolve(list);
}, reject);
});
};
function normalizeConstraints(constraints) {
if (constraints && typeof constraints.video !== 'undefined') {
if (constraints.video.hasOwnProperty('frameRate') && constraints.video.frameRate !== 'object') {
var frameRate = constraints.video.frameRate;
if (frameRate == 0 || isNaN(frameRate)) {
delete constraints.video.frameRate;
}
}
if (constraints.video === false) {
delete constraints.video;
} else if (constraints.video === true) {
// Set default video constraints
constraints.video = {
width: 320,
height: 240
};
} else {
if (constraints.video.hasOwnProperty('width')) {
var width = constraints.video.width;
if (isNaN(width) || width == 0) {
logger.warn(LOG_PREFIX, "Width or height property has zero/NaN value, set default resolution 320x240");
constraints.video.width = 320;
constraints.video.height = 240;
}
if (_typeof(width) == 'object') {
constraints.video.width = constraints.video.width.exact || constraints.video.width.max || constraints.video.width.min;
}
}
if (constraints.video.hasOwnProperty('height')) {
var height = constraints.video.height;
if (isNaN(height) || height == 0) {
logger.warn(LOG_PREFIX, "Width or height property has zero/NaN value, set default resolution 320x240");
constraints.video.width = 320;
constraints.video.height = 240;
}
if (_typeof(height) == 'object') {
constraints.video.height = constraints.video.height.exact || constraints.video.height.max || constraints.video.height.min;
}
}
}
}
return constraints;
} //CustomEvent IE polyfill
(function () {
function CustomEvent(event, params) {
params = params || {
bubbles: false,
cancelable: false,
detail: undefined
};
var evt = document.createEvent('CustomEvent');
evt.initCustomEvent(event, params.bubbles, params.cancelable, params.detail);
return evt;
}
CustomEvent.prototype = window.Event.prototype;
window.CustomEvent = CustomEvent;
})();
var playFirstSound = function playFirstSound() {
return true;
};
var playFirstVideo = function playFirstVideo() {
return new Promise(function (resolve, reject) {
resolve();
});
};
module.exports = {
createConnection: createConnection,
getMediaAccess: getMediaAccess,
releaseMedia: releaseMedia,
available: available,
listDevices: listDevices,
playFirstSound: playFirstSound,
playFirstVideo: playFirstVideo,
configure: function configure(configuration) {
swfLocation = configuration.flashMediaProviderSwfLocation;
defaultConstraints = configuration.constraints;
logger = configuration.logger;
logger.info(LOG_PREFIX, "Initialized");
}
};
},{"promise-polyfill":4,"swfobject":7,"uuid/v1":11}],30:[function(require,module,exports){
'use strict';
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
var uuid_v1 = require('uuid/v1');
var constants = require("./constants");
var util = require('./util');
var logger = require('./util').logger;
var loggerConf = {
push: false,
severity: "INFO"
};
var Promise = require('promise-polyfill');
var KalmanFilter = require('kalmanjs');
var browserDetails = require('webrtc-adapter')["default"].browserDetails;
var LOG_PREFIX = "core";
var isUsingTemasysPlugin = false;
/**
* @namespace Flashphoner
*/
var SESSION_STATUS = constants.SESSION_STATUS;
var STREAM_EVENT = constants.STREAM_EVENT;
var STREAM_EVENT_TYPE = constants.STREAM_EVENT_TYPE;
var STREAM_STATUS = constants.STREAM_STATUS;
var CALL_STATUS = constants.CALL_STATUS;
var TRANSPORT_TYPE = constants.TRANSPORT_TYPE;
var CONNECTION_QUALITY = constants.CONNECTION_QUALITY;
var ERROR_INFO = constants.ERROR_INFO;
var VIDEO_RATE_GOOD_QUALITY_PERCENT_DIFFERENCE = 20;
var VIDEO_RATE_BAD_QUALITY_PERCENT_DIFFERENCE = 50;
var LOW_VIDEO_RATE_THRESHOLD_BAD_PERFECT = 50000;
var LOW_VIDEO_RATE_BAD_QUALITY_PERCENT_DIFFERENCE = 150;
var OUTBOUND_VIDEO_RATE = "outboundVideoRate";
var INBOUND_VIDEO_RATE = "inboundVideoRate";
var MediaProvider = {};
var sessions = {};
var initialized = false;
var disableConnectionQualityCalculation;
/**
* Static initializer.
*
* @param {Object} options Global api options
* @param {Function=} options.mediaProvidersReadyCallback Callback of initialized WebRTC Plugin
* @param {String=} options.flashMediaProviderSwfLocation Location of media-provider.swf file
* @param {string=} options.preferredMediaProvider DEPRECATED: Use preferred media provider if available
* @param {Array=} options.preferredMediaProviders Use preferred media providers order
* @param {String=} options.receiverLocation Location of WSReceiver.js file
* @param {String=} options.decoderLocation Location of video-worker2.js file
* @param {String=} options.screenSharingExtensionId Chrome screen sharing extension id
* @param {Object=} options.constraints Default local media constraints
* @param {Object=} options.logger Enable logging
* @throws {Error} Error if none of MediaProviders available
* @memberof Flashphoner
*/
var init = function init(options) {
if (!initialized) {
if (!options) {
options = {};
}
loggerConf = options.logger || loggerConf;
if (options.logger !== null) {
loggerConf.enableLogs = true;
} // init logger
logger.init(loggerConf.severity || "INFO", loggerConf.push || false, loggerConf.customLogger, loggerConf.enableLogs);
var waitingTemasys = false;
try {
var audioContext = new (window.AudioContext || window.webkitAudioContext)();
} catch (e) {
console.warn("Failed to create audio context");
}
disableConnectionQualityCalculation = options.disableConnectionQualityCalculation;
var webRtcProvider = require("./webrtc-media-provider");
if (webRtcProvider && webRtcProvider.hasOwnProperty('available') && webRtcProvider.available()) {
MediaProvider.WebRTC = webRtcProvider; // WCS-2996 Fix audio-video out of sync in case of using Samsung browser
var enableGainNode = util.Browser.isSamsungBrowser() || util.Browser.isAndroidFirefox() ? false : options.createMicGainNode;
var webRtcConf = {
constraints: options.constraints || getDefaultMediaConstraints(),
extensionId: options.screenSharingExtensionId,
audioContext: audioContext,
logger: logger,
createMicGainNode: enableGainNode
};
webRtcProvider.configure(webRtcConf);
} else {
webRtcProvider = require("./temasys-media-provider");
if (webRtcProvider && webRtcProvider.hasOwnProperty('available') && AdapterJS) {
waitingTemasys = true;
AdapterJS.webRTCReady(function (isUsingPlugin) {
isUsingTemasysPlugin = isUsingPlugin;
if (isUsingPlugin || webRtcProvider.available()) {
MediaProvider.WebRTC = webRtcProvider;
var webRtcConf = {
constraints: options.constraints || getDefaultMediaConstraints(),
extensionId: options.screenSharingExtensionId,
logger: logger
};
webRtcProvider.configure(webRtcConf); // Just reorder media provider list
var _MediaProvider = {};
_MediaProvider.WebRTC = MediaProvider.WebRTC;
for (var p in MediaProvider) {
_MediaProvider[p] = MediaProvider[p];
}
MediaProvider = _MediaProvider;
}
if (options.mediaProvidersReadyCallback) {
options.mediaProvidersReadyCallback(Object.keys(MediaProvider));
}
});
}
}
var flashProvider = require("./flash-media-provider");
if (flashProvider && flashProvider.hasOwnProperty('available') && flashProvider.available() && (!MediaProvider.WebRTC || options.preferredMediaProviders && options.preferredMediaProviders.indexOf("Flash") >= 0)) {
MediaProvider.Flash = flashProvider;
var flashConf = {
constraints: options.constraints || getDefaultMediaConstraints(),
flashMediaProviderSwfLocation: options.flashMediaProviderSwfLocation,
logger: logger
};
flashProvider.configure(flashConf);
}
var mediaSourceMediaProvider = require("./media-source-media-provider");
if (mediaSourceMediaProvider && mediaSourceMediaProvider.hasOwnProperty('available') && mediaSourceMediaProvider.available()) {
MediaProvider.MSE = mediaSourceMediaProvider;
var mseConf = {
audioContext: audioContext,
browserDetails: browserDetails.browser
};
mediaSourceMediaProvider.configure(mseConf);
}
var websocketProvider = require("./websocket-media-provider");
if (websocketProvider && websocketProvider.hasOwnProperty('available') && websocketProvider.available(audioContext)) {
MediaProvider.WSPlayer = websocketProvider;
var wsConf = {
receiverLocation: options.receiverLocation,
decoderLocation: options.decoderLocation,
audioContext: audioContext,
logger: logger
};
websocketProvider.configure(wsConf);
} //check at least 1 provider available
if (getMediaProviders().length == 0) {
throw new Error('None of MediaProviders available');
} else if (options.preferredMediaProvider) {
if (MediaProvider.hasOwnProperty(options.preferredMediaProvider)) {
if (getMediaProviders()[0] != options.preferredMediaProvider) {
// Just reorder media provider list
var _MediaProvider = {};
_MediaProvider[options.preferredMediaProvider] = MediaProvider[options.preferredMediaProvider];
for (var p in MediaProvider) {
_MediaProvider[p] = MediaProvider[p];
}
MediaProvider = _MediaProvider;
}
} else {
logger.warn(LOG_PREFIX, "Preferred media provider is not available.");
}
}
if (options.preferredMediaProviders && options.preferredMediaProviders.length > 0) {
var newMediaProvider = {};
for (var i in options.preferredMediaProviders) {
if (options.preferredMediaProviders.hasOwnProperty(i)) {
var pMP = options.preferredMediaProviders[i];
if (MediaProvider.hasOwnProperty(pMP)) {
newMediaProvider[pMP] = MediaProvider[pMP];
}
}
}
if (util.isEmptyObject(newMediaProvider)) {
throw new Error("None of preferred MediaProviders available");
} else {
MediaProvider = newMediaProvider;
}
}
if (!waitingTemasys && options.mediaProvidersReadyCallback) {
options.mediaProvidersReadyCallback(Object.keys(MediaProvider));
}
logger.info(LOG_PREFIX, "Initialized");
initialized = true;
}
};
/**
* Get available MediaProviders.
*
* @returns {Array} Available MediaProviders
* @memberof Flashphoner
*/
var getMediaProviders = function getMediaProviders() {
return Object.keys(MediaProvider);
};
/**
* Play audio chunk
* @param {boolean} noise Use noise in playing
* @memberof Flashphoner
*/
var playFirstSound = function playFirstSound(noise) {
var mediaProvider = getMediaProviders()[0];
MediaProvider[mediaProvider].playFirstSound(noise);
};
/**
* Play video chunk
*
* @memberof Flashphoner
*/
var playFirstVideo = function playFirstVideo(display, isLocal, src) {
for (var mp in MediaProvider) {
return MediaProvider[mp].playFirstVideo(display, isLocal, src);
}
};
/**
* Get logger
*
* @returns {Object} Logger
* @memberof Flashphoner
*/
var getLogger = function getLogger() {
if (!initialized) {
console.warn("Initialize API first.");
} else {
return logger;
}
};
/**
* @typedef Flashphoner.MediaDeviceList
* @type Object
* @property {Flashphoner.MediaDevice[]} audio Audio devices (microphones)
* @property {Flashphoner.MediaDevice[]} video Video devices (cameras)
*/
/**
* @typedef Flashphoner.MediaDevice
* @type Object
* @property {String} type Type of device: mic, camera, screen
* @property {String} id Unique id
* @property {String} label Device label
*/
/**
* Get available local media devices
*
* @param {String=} mediaProvider Media provider that will be asked for device list
* @param {Boolean=} labels Ask user for microphone access before getting device list.
* This will make device label available.
* @param {Flashphoner.constants.MEDIA_DEVICE_KIND} kind Media devices kind to access:
* MEDIA_DEVICE_KIND.INPUT (default) get access to input devices only (camera, mic).
* MEDIA_DEVICE_KIND.OUTPUT get access to output devices only (speaker, headphone).
* MEDIA_DEVICE_KIND.ALL get access to all devices (cam, mic, speaker, headphone).
* @param {Object=} deviceConstraints If labels == true.
* If {audio: true, video: false}, then access to the camera will not be requested.
* If {audio: false, video: true}, then access to the microphone will not be requested.
* @returns {Promise.<Flashphoner.MediaDeviceList>} Promise with media device list on fulfill
* @throws {Error} Error if API is not initialized
* @memberof Flashphoner
*/
var getMediaDevices = function getMediaDevices(mediaProvider, labels, kind, deviceConstraints) {
if (!initialized) {
throw new Error("Flashphoner API is not initialized");
}
if (!mediaProvider) {
mediaProvider = getMediaProviders()[0];
}
return MediaProvider[mediaProvider].listDevices(labels, kind, deviceConstraints);
};
/**
* Get access to local media
*
* @param {Object} constraints Media constraints
* @param {Object} constraints.audio Audio constraints
* @param {String=} constraints.audio.deviceId Audio device id
* @param {Object} constraints.video Video constraints
* @param {String=} constraints.video.deviceId Video device id
* @param {number} constraints.video.width Video width
* @param {number} constraints.video.height Video height
* @param {number} constraints.video.frameRate Video fps
* @param {String} constraints.video.type Video device type: camera, screen
* @param {String} constraints.video.mediaSource Video source type for FF: screen, window
* @param {HTMLElement} display Div element local media should be displayed in
* @param {String} mediaProvider Media provider type
* @param {Boolean} disableConstraintsNormalization Disable constraints normalization
* @returns {Promise.<HTMLElement>} Promise with display on fulfill
* @throws {Error} Error if API is not initialized
* @memberof Flashphoner
*/
var getMediaAccess = function getMediaAccess(constraints, display, mediaProvider, disableConstraintsNormalization) {
if (!initialized) {
throw new Error("Flashphoner API is not initialized");
}
if (!mediaProvider) {
mediaProvider = getMediaProviders()[0];
}
return MediaProvider[mediaProvider].getMediaAccess(constraints, display, disableConstraintsNormalization);
}; //default constraints helper
//WCS-3016 16:9 ratio
var getDefaultMediaConstraints = function getDefaultMediaConstraints() {
if (browserDetails.browser == "safari") {
return {
audio: true,
video: {
width: {
min: 320,
max: 640
},
height: {
min: 180,
max: 360
}
}
};
} else {
return {
audio: true,
video: {
width: 320,
height: 240
}
};
}
};
function getConstraintsProperty(constraints, property, defaultValue) {
if (!constraints || !property) return defaultValue;
var res;
var properties = property.split(".");
for (var prop in constraints) {
if (prop == properties[0]) {
res = constraints[prop];
if (properties.length > 1) res = getConstraintsProperty(constraints[prop], properties[1], defaultValue);
} else if (_typeof(constraints[prop]) === "object") {
for (var p in constraints[prop]) {
if (p == property) res = constraints[prop][p];
}
}
}
if (typeof res === "boolean") return res;
return res || defaultValue;
}
/**
* Release local media
*
* @param {HTMLElement} display Div element with local media
* @param {String=} mediaProvider Media provider type
* @returns {Boolean} True if media was found and released
* @throws {Error} Error if API is not initialized
* @memberof Flashphoner
*/
var releaseLocalMedia = function releaseLocalMedia(display, mediaProvider) {
if (!initialized) {
throw new Error("Flashphoner API is not initialized");
}
if (!mediaProvider) {
mediaProvider = getMediaProviders()[0];
}
return MediaProvider[mediaProvider].releaseMedia(display);
};
/**
* Get active sessions.
*
* @returns {Session[]} Array containing active sessions
* @memberof Flashphoner
*/
var getSessions = function getSessions() {
return util.copyObjectToArray(sessions);
};
/**
* Get session by id.
*
* @param {string} id Session id
* @returns {Session} Session
* @memberof Flashphoner
*/
var getSession = function getSession(id) {
return sessions[id];
};
/**
* Create new session and connect to server.
*
* @param {Object} options Session options
* @param {string} options.urlServer Server address in form of [ws,wss]://host.domain:port
* @param {string} options.authToken Token for auth on server with keepalived client
* @param {Boolean=} options.keepAlive Keep alive client on server after disconnect
* @param {string=} options.lbUrl Load-balancer address
* @param {string=} options.flashProto Flash protocol [rtmp,rtmfp]
* @param {Integer=} options.flashPort Flash server port [1935]
* @param {string=} options.appKey REST App key
* @param {Object=} options.custom User provided custom object that will be available in REST App code
* @param {Object=} options.sipOptions Sip configuration
* @param {Object=} options.mediaOptions Media connection configuration
* @param {Integer=} options.timeout Connection timeout in milliseconds
* @returns {Session} Created session
* @throws {Error} Error if API is not initialized
* @throws {TypeError} Error if options.urlServer is not specified
* @memberof Flashphoner
*/
var createSession = function createSession(options) {
if (!initialized) {
throw new Error("Flashphoner API is not initialized");
}
if (!options || !options.urlServer) {
throw new TypeError("options.urlServer must be provided");
}
var id_ = uuid_v1();
var sessionStatus = SESSION_STATUS.PENDING;
var urlServer = options.urlServer;
var lbUrl = options.lbUrl;
var flashProto = options.flashProto || "rtmfp";
var flashPort = options.flashPort || 1935;
var appKey = options.appKey || "defaultApp";
var mediaOptions = options.mediaOptions;
var keepAlive = options.keepAlive;
var timeout = options.timeout;
var connectionTimeout;
var cConfig; //SIP config
var sipConfig;
if (options.sipOptions) {
sipConfig = {
sipLogin: options.sipOptions.login,
sipAuthenticationName: options.sipOptions.authenticationName,
sipPassword: options.sipOptions.password,
sipDomain: options.sipOptions.domain,
sipOutboundProxy: options.sipOptions.outboundProxy,
sipProxy: options.sipOptions.proxy,
sipPort: options.sipOptions.port,
sipRegisterRequired: options.sipOptions.registerRequired
};
} //media provider auth token received from server
var authToken = options.authToken; //object for storing new and active streams
var streams = {};
var calls = {};
var mediaConnections = {}; //session to stream event callbacks
var streamEventRefreshHandlers = {}; //session to stream callbacks
var streamRefreshHandlers = {}; //session to call callbacks
var callRefreshHandlers = {};
/**
* Represents connection to REST App.
* Can create and store Streams.
*
* @see Flashphoner.createSession
* @namespace Session
*/
var session = {}; //callbacks added using session.on()
var callbacks = {};
var wsConnection;
if (lbUrl) {
requestURL(lbUrl);
} else {
createWS(urlServer);
} //todo remove
var remoteSdpCache = {}; //Request URL from load-balancer
function requestURL(url) {
var request = new XMLHttpRequest();
request.open('GET', url, true);
request.timeout = 5000;
request.ontimeout = function () {
logger.warn(LOG_PREFIX, "Timeout during geting url from balancer!");
createWS(urlServer);
};
request.error = function () {
logger.warn(LOG_PREFIX, "Error during geting url from balancer!");
createWS(urlServer);
};
request.onload = function (e) {
if (request.status == 200 && request.readyState == 4) {
var result = JSON.parse(request.responseText);
if (urlServer.indexOf("wss://") !== -1) {
urlServer = "wss://" + result.server + ":" + result.wss;
} else {
urlServer = "ws://" + result.server + ":" + result.ws;
}
flashPort = result.flash;
logger.debug(LOG_PREFIX, "Got url from load balancer " + result.server);
createWS(urlServer);
}
};
request.send();
} //connect session to server
function createWS(url) {
wsConnection = new WebSocket(url);
if (timeout != undefined && timeout > 0) {
connectionTimeout = setTimeout(function () {
if (wsConnection.readyState == 0) {
console.log("WS connection timeout");
wsConnection.close();
}
}, timeout);
}
wsConnection.onerror = function () {
onSessionStatusChange(SESSION_STATUS.FAILED);
};
wsConnection.onclose = function () {
if (sessionStatus !== SESSION_STATUS.FAILED) {
onSessionStatusChange(SESSION_STATUS.DISCONNECTED);
}
};
wsConnection.onopen = function () {
onSessionStatusChange(SESSION_STATUS.CONNECTED);
clearTimeout(connectionTimeout);
cConfig = {
appKey: appKey,
mediaProviders: Object.keys(MediaProvider),
keepAlive: keepAlive,
authToken: authToken,
clientVersion: "2.0.170",
clientOSVersion: window.navigator.appVersion,
clientBrowserVersion: window.navigator.userAgent,
msePacketizationVersion: 2,
custom: options.custom
};
if (sipConfig) {
util.copyObjectPropsToAnotherObject(sipConfig, cConfig);
} //connect to REST App
send("connection", cConfig);
logger.setConnection(wsConnection);
};
wsConnection.onmessage = function (event) {
var data = {};
if (event.data instanceof Blob) {
data.message = "binaryData";
} else {
data = JSON.parse(event.data);
var obj = data.data[0];
}
switch (data.message) {
case 'ping':
send("pong", null);
break;
case 'getUserData':
authToken = obj.authToken;
cConfig = obj;
onSessionStatusChange(SESSION_STATUS.ESTABLISHED, obj);
break;
case 'setRemoteSDP':
var mediaSessionId = data.data[0];
var sdp = data.data[1];
if (streamRefreshHandlers[mediaSessionId]) {
//pass server's sdp to stream
streamRefreshHandlers[mediaSessionId](null, sdp);
} else if (callRefreshHandlers[mediaSessionId]) {
//pass server's sdp to call
callRefreshHandlers[mediaSessionId](null, sdp);
} else {
remoteSdpCache[mediaSessionId] = sdp;
logger.info(LOG_PREFIX, "Media not found, id " + mediaSessionId);
}
break;
case 'notifyVideoFormat':
case 'notifyStreamStatusEvent':
if (streamRefreshHandlers[obj.mediaSessionId]) {
//update stream status
streamRefreshHandlers[obj.mediaSessionId](obj);
}
break;
case 'notifyStreamEvent':
if (streamEventRefreshHandlers[obj.mediaSessionId]) {
//update stream status
streamEventRefreshHandlers[obj.mediaSessionId](obj);
}
break;
case 'DataStatusEvent':
restAppCommunicator.resolveData(obj);
break;
case 'OnDataEvent':
if (callbacks[SESSION_STATUS.APP_DATA]) {
callbacks[SESSION_STATUS.APP_DATA](obj);
}
break;
case 'fail':
if (obj.apiMethod && obj.apiMethod == "StreamStatusEvent") {
if (streamRefreshHandlers[obj.id]) {
//update stream status
streamRefreshHandlers[obj.id](obj);
}
}
if (callbacks[SESSION_STATUS.WARN]) {
callbacks[SESSION_STATUS.WARN](obj);
}
break;
case 'registered':
onSessionStatusChange(SESSION_STATUS.REGISTERED);
break;
case 'notifyAudioCodec':
// This case for Flash only
var mediaSessionId = data.data[0];
var codec = data.data[1];
if (callRefreshHandlers[mediaSessionId]) {
callRefreshHandlers[mediaSessionId](null, null, codec);
}
break;
case 'notifyTransferEvent':
callRefreshHandlers[obj.callId](null, null, null, obj);
break;
case 'notifyTryingResponse':
case 'hold':
case 'ring':
case 'talk':
case 'finish':
if (callRefreshHandlers[obj.callId]) {
//update call status
callRefreshHandlers[obj.callId](obj);
}
break;
case 'notifyIncomingCall':
if (callRefreshHandlers[obj.callId]) {
logger.error(LOG_PREFIX, "Call already exists, id " + obj.callId);
}
if (callbacks[SESSION_STATUS.INCOMING_CALL]) {
callbacks[SESSION_STATUS.INCOMING_CALL](createCall(obj));
} else {//todo hangup call
}
break;
case 'notifySessionDebugEvent':
logger.info(LOG_PREFIX, "Session debug status " + obj.status);
if (callbacks[SESSION_STATUS.DEBUG]) {
callbacks[SESSION_STATUS.DEBUG](obj);
}
break;
case 'availableStream':
var availableStream = {};
availableStream.mediaSessionId = obj.id;
availableStream.available = obj.status;
availableStream.reason = obj.info;
if (streamRefreshHandlers[availableStream.mediaSessionId]) {
streamRefreshHandlers[availableStream.mediaSessionId](availableStream);
}
break;
case OUTBOUND_VIDEO_RATE:
case INBOUND_VIDEO_RATE:
if (streamRefreshHandlers[obj.mediaSessionId]) {
obj.status = data.message;
streamRefreshHandlers[obj.mediaSessionId](obj);
}
break;
default: //logger.info(LOG_PREFIX, "Unknown server message " + data.message);
}
};
} //WebSocket send helper
function send(message, data) {
wsConnection.send(JSON.stringify({
message: message,
data: [data]
}));
} //Session status update helper
function onSessionStatusChange(newStatus, obj) {
sessionStatus = newStatus;
if (sessionStatus == SESSION_STATUS.DISCONNECTED || sessionStatus == SESSION_STATUS.FAILED) {
//remove streams
for (var prop in streamRefreshHandlers) {
if (streamRefreshHandlers.hasOwnProperty(prop) && typeof streamRefreshHandlers[prop] === 'function') {
streamRefreshHandlers[prop]({
status: STREAM_STATUS.FAILED
});
}
} //remove session from list
delete sessions[id_];
}
if (callbacks[sessionStatus]) {
callbacks[sessionStatus](session, obj);
}
}
/**
* @callback sdpHook
* @param {Object} sdp Callback options
* @param {String} sdp.sdpString Sdp from the server
* @returns {String} sdp New sdp
*/
/**
* Create call.
*
* @param {Object} options Call options
* @param {string} options.callee Call remote party id
* @param {string=} options.visibleName Call caller visible name
* @param {Object} options.constraints Call constraints
* @param {string} options.mediaProvider MediaProvider type to use with this call
* @param {Boolean=} options.receiveAudio Receive audio
* @param {Boolean=} options.receiveVideo Receive video
* @param {Boolean=} options.cacheLocalResources Display will contain local video after call release
* @param {HTMLElement} options.localVideoDisplay Div element local video should be displayed in
* @param {HTMLElement} options.remoteVideoDisplay Div element remote video should be displayed in
* @param {Object=} options.custom User provided custom object that will be available in REST App code
* @param {Array<string>=} options.stripCodecs Array of codecs which should be stripped from SDP (WebRTC)
* @param {Array<string>=} options.sipSDP Array of custom SDP params (ex. bandwidth (b=))
* @param {Array<string>=} options.sipHeaders Array of custom SIP headers
* @param {sdpHook} sdpHook The callback that handles sdp from the server
* @returns {Call} Call
* @throws {TypeError} Error if no options provided
* @throws {Error} Error if session state is not REGISTERED
* @memberof Session
* @inner
*/
var createCall = function createCall(options) {
//check session state
if (sessionStatus !== SESSION_STATUS.REGISTERED && sessionStatus !== SESSION_STATUS.ESTABLISHED) {
logger.info(LOG_PREFIX, "Status is " + sessionStatus);
throw new Error('Invalid session state');
} //check options
if (!options) {
throw new TypeError("options must be provided");
}
var login = appKey == 'clickToCallApp' ? '' : cConfig.sipLogin;
var caller_ = options.incoming ? options.caller : login;
var callee_ = options.callee;
var visibleName_ = options.visibleName || login;
var id_ = options.callId || uuid_v1();
var mediaProvider = options.mediaProvider || getMediaProviders()[0];
var mediaConnection;
var localDisplay = options.localVideoDisplay;
var remoteDisplay = options.remoteVideoDisplay;
var info_;
var errorInfo_; // Constraints
if (options.constraints) {
var constraints = options.constraints;
}
if (options.disableConstraintsNormalization) {
var disableConstraintsNormalization = options.disableConstraintsNormalization;
}
var audioOutputId;
var audioProperty = getConstraintsProperty(constraints, "audio", undefined);
if (_typeof(audioProperty) === 'object') {
audioOutputId = getConstraintsProperty(audioProperty, "outputId", 0);
}
var stripCodecs = options.stripCodecs || []; // Receive media
var receiveAudio = typeof options.receiveAudio !== 'undefined' ? options.receiveAudio : true;
var receiveVideo = typeof options.receiveVideo !== 'undefined' ? options.receiveVideo : true;
var cacheLocalResources = options.cacheLocalResources;
var status_ = CALL_STATUS.NEW;
var callbacks = {};
var hasTransferredCall = false;
var sdpHook = options.sdpHook;
var sipSDP = options.sipSDP;
var sipHeaders = options.sipHeaders;
/**
* Represents sip call.
*
* @namespace Call
* @see Session~createCall
*/
var call = {};
callRefreshHandlers[id_] = function (callInfo, sdp, codec, transfer) {
if (transfer) {
if (!mediaConnections[id_]) {
mediaConnections[id_] = mediaConnection;
}
if (transfer.status == "COMPLETED") {
delete mediaConnections[id_];
}
return;
} //transferred call
if (!mediaConnection && Object.keys(mediaConnections).length != 0) {
for (var mc in mediaConnections) {
mediaConnection = mediaConnections[mc];
hasTransferredCall = true;
delete mediaConnections[mc];
}
} //set audio codec (Flash only)
if (codec) {
if (mediaProvider == "Flash") {
mediaConnection.changeAudioCodec(codec.name);
}
return;
} //set remote sdp
if (sdp && sdp !== '') {
sdp = sdpHookHandler(sdp, sdpHook);
mediaConnection.setRemoteSdp(sdp, hasTransferredCall, id_).then(function () {});
return;
}
var event = callInfo.status;
status_ = event; //release call
if (event == CALL_STATUS.FAILED || event == CALL_STATUS.FINISH || event == CALL_STATUS.BUSY) {
delete calls[id_];
delete callRefreshHandlers[id_];
if (Object.keys(calls).length == 0) {
if (mediaConnection) mediaConnection.close(cacheLocalResources);
}
} //fire call event
if (callbacks[event]) {
callbacks[event](call);
}
};
/**
* Initiate outgoing call.
*
* @throws {Error} Error if call status is not {@link Flashphoner.constants.CALL_STATUS.NEW}
* @memberof Call
* @name call
* @inner
*/
var call_ = function call_() {
if (status_ !== CALL_STATUS.NEW) {
throw new Error("Invalid call state");
}
status_ = CALL_STATUS.PENDING;
var hasAudio = true; //get access to camera
MediaProvider[mediaProvider].getMediaAccess(constraints, localDisplay, disableConstraintsNormalization).then(function () {
if (status_ == CALL_STATUS.FAILED) {
//call failed while we were waiting for media access, release media
if (!cacheLocalResources) {
releaseLocalMedia(localDisplay, mediaProvider);
}
return;
} //create mediaProvider connection
MediaProvider[mediaProvider].createConnection({
id: id_,
localDisplay: localDisplay,
remoteDisplay: remoteDisplay,
authToken: authToken,
mainUrl: urlServer,
flashProto: flashProto,
flashPort: flashPort,
bidirectional: true,
login: login,
constraints: constraints,
connectionConfig: mediaOptions,
audioOutputId: audioOutputId
}).then(function (newConnection) {
mediaConnection = newConnection;
return mediaConnection.createOffer({
sendAudio: true,
sendVideo: true,
receiveAudio: receiveAudio,
receiveVideo: receiveVideo,
stripCodecs: stripCodecs
});
}).then(function (offer) {
send("call", {
callId: id_,
incoming: false,
hasVideo: offer.hasVideo,
hasAudio: offer.hasAudio,
status: status_,
mediaProvider: mediaProvider,
sdp: offer.sdp,
sipSDP: sipSDP,
caller: login,
callee: callee_,
custom: options.custom,
visibleName: visibleName_
});
});
})["catch"](function (error) {
logger.error(LOG_PREFIX, error);
status_ = CALL_STATUS.FAILED;
info_ = ERROR_INFO.LOCAL_ERROR;
errorInfo_ = error.message;
callRefreshHandlers[id_]({
status: CALL_STATUS.FAILED
});
hangup();
});
};
/**
* Hangup call.
*
* @memberof Call
* @inner
*/
var hangup = function hangup() {
if (status_ == CALL_STATUS.NEW) {
callRefreshHandlers[id_]({
status: CALL_STATUS.FAILED
});
return;
} else if (status_ == CALL_STATUS.PENDING) {
if (!cacheLocalResources) {
releaseLocalMedia(localDisplay, mediaProvider);
}
callRefreshHandlers[id_]({
status: CALL_STATUS.FAILED
});
if (options.incoming) {
send("hangup", {
callId: id_
});
}
return;
}
send("hangup", {
callId: id_
}); //free media provider
if (mediaConnection) {
mediaConnection.close(cacheLocalResources);
}
};
/**
* @callback sdpHook
* @param {Object} sdp Callback options
* @param {String} sdp.sdpString Sdp from the server
* @returns {String} sdp New sdp
*/
/**
* Answer incoming call.
* @param {Object} answerOptions Call options
* @param {HTMLElement} answerOptions.localVideoDisplay Div element local video should be displayed in
* @param {HTMLElement} answerOptions.remoteVideoDisplay Div element remote video should be displayed in
* @param {Boolean=} answerOptions.receiveAudio Receive audio
* @param {Boolean=} answerOptions.receiveVideo Receive video
* @param {String=} answerOptions.constraints Answer call with constraints
* @param {Array<string>=} answerOptions.stripCodecs Array of codecs which should be stripped from SDP (WebRTC)
* @param {Array<string>=} answerOptions.sipSDP Array of custom SDP params (ex. bandwidth (b=))
* @param {Array<string>=} answerOptions.sipHeaders Array of custom SIP headers
* @param {sdpHook} sdpHook The callback that handles sdp from the server
* @throws {Error} Error if call status is not {@link Flashphoner.constants.CALL_STATUS.NEW}
* @memberof Call
* @name call
* @inner
*/
var answer = function answer(answerOptions) {
if (status_ !== CALL_STATUS.NEW && status_ !== CALL_STATUS.RING) {
throw new Error("Invalid call state");
}
localDisplay = answerOptions.localVideoDisplay;
remoteDisplay = answerOptions.remoteVideoDisplay;
constraints = answerOptions.constraints || getDefaultMediaConstraints();
status_ = CALL_STATUS.PENDING;
var sdp;
var sdpHook = answerOptions.sdpHook;
sipSDP = answerOptions.sipSDP;
sipHeaders = answerOptions.sipHeaders;
if (!remoteSdpCache[id_]) {
logger.error(LOG_PREFIX, "No remote sdp available");
throw new Error("No remote sdp available");
} else {
sdp = sdpHookHandler(remoteSdpCache[id_], sdpHook);
delete remoteSdpCache[id_];
}
if (util.SDP.matchPrefix(sdp, "m=video").length == 0) {
constraints.video = false;
}
var stripCodecs = answerOptions.stripCodecs || [];
var hasAudio = true; //get access to camera
MediaProvider[mediaProvider].getMediaAccess(constraints, localDisplay, disableConstraintsNormalization).then(function () {
if (status_ == CALL_STATUS.FAILED) {
//call failed while we were waiting for media access, release media
if (!cacheLocalResources) {
releaseLocalMedia(localDisplay, mediaProvider);
}
return;
} //create mediaProvider connection
MediaProvider[mediaProvider].createConnection({
id: id_,
localDisplay: localDisplay,
remoteDisplay: remoteDisplay,
authToken: authToken,
mainUrl: urlServer,
flashProto: flashProto,
flashPort: flashPort,
bidirectional: true,
login: cConfig.sipLogin,
constraints: constraints,
connectionConfig: mediaOptions,
audioOutputId: audioOutputId
}).then(function (newConnection) {
mediaConnection = newConnection;
return mediaConnection.setRemoteSdp(sdp);
}).then(function () {
return mediaConnection.createAnswer({
receiveAudio: options.receiveAudio,
receiveVideo: options.receiveVideo,
stripCodecs: stripCodecs
});
}).then(function (sdp) {
if (status_ != CALL_STATUS.FINISH && status_ != CALL_STATUS.FAILED) {
send("answer", {
callId: id_,
incoming: true,
hasVideo: true,
hasAudio: hasAudio,
status: status_,
mediaProvider: mediaProvider,
sdp: sdp,
sipSDP: sipSDP,
caller: cConfig.login,
callee: callee_,
custom: options.custom
});
} else {
hangup();
}
});
})["catch"](function (error) {
logger.error(LOG_PREFIX, error);
info_ = ERROR_INFO.LOCAL_ERROR;
errorInfo_ = error.message;
status_ = CALL_STATUS.FAILED;
callRefreshHandlers[id_]({
status: CALL_STATUS.FAILED
});
});
};
/**
* Get call status.
*
* @returns {string} One of {@link Flashphoner.constants.CALL_STATUS}
* @memberof Call
* @inner
*/
var status = function status() {
return status_;
};
/**
* Get call id.
*
* @returns {string} Call id
* @memberof Call
* @inner
*/
var id = function id() {
return id_;
};
/**
* Get caller id.
*
* @returns {string} Caller id
* @memberof Call
* @inner
*/
var caller = function caller() {
return caller_;
};
/**
* Get callee id.
*
* @returns {string} Callee id
* @memberof Call
* @inner
*/
var callee = function callee() {
return callee_;
};
/**
* Get caller visible name.
*
* @returns {string} Caller visible name
* @memberof Call
* @inner
*/
var visibleName = function visibleName() {
return visibleName_;
};
/**
* Media controls
*/
/**
* Set other oupout audio device
*
* @param {string} id Id of output device
* @memberof Call
* @inner
*/
var setAudioOutputId = function setAudioOutputId(id) {
audioOutputId = id;
if (mediaConnection && mediaConnection.setAudioOutputId) {
return mediaConnection.setAudioOutputId(id);
}
};
/**
* Set volume of remote media
*
* @param {number} volume Volume between 0 and 100
* @memberof Call
* @inner
*/
var setVolume = function setVolume(volume) {
if (mediaConnection) {
mediaConnection.setVolume(volume);
}
};
/**
* Get current volume
*
* @returns {number} Volume or -1 if audio is not available
* @memberof Call
* @inner
*/
var getVolume = function getVolume() {
if (mediaConnection) {
return mediaConnection.getVolume();
}
return -1;
};
/**
* Mute outgoing audio
*
* @memberof Call
* @inner
*/
var muteAudio = function muteAudio() {
if (mediaConnection) {
mediaConnection.muteAudio();
}
};
/**
* Unmute outgoing audio
*
* @memberof Call
* @inner
*/
var unmuteAudio = function unmuteAudio() {
if (mediaConnection) {
mediaConnection.unmuteAudio();
}
};
/**
* Check outgoing audio mute state
*
* @returns {boolean} True if audio is muted or not available
* @memberof Call
* @inner
*/
var isAudioMuted = function isAudioMuted() {
if (mediaConnection) {
return mediaConnection.isAudioMuted();
}
return true;
};
/**
* Mute outgoing video
*
* @memberof Call
* @inner
*/
var muteVideo = function muteVideo() {
if (mediaConnection) {
mediaConnection.muteVideo();
}
};
/**
* Unmute outgoing video
*
* @memberof Call
* @inner
*/
var unmuteVideo = function unmuteVideo() {
if (mediaConnection) {
mediaConnection.unmuteVideo();
}
};
/**
* Check outgoing video mute state
*
* @returns {boolean} True if video is muted or not available
* @memberof Call
* @inner
*/
var isVideoMuted = function isVideoMuted() {
if (mediaConnection) {
return mediaConnection.isVideoMuted();
}
return true;
};
/**
* @callback callbackFn
* @param {Object} result
*/
/**
* Get statistics
*
* @param {callbackFn} callbackFn The callback that handles response
* @param {Boolean} nativeStats If true, use native browser statistics
* @returns {Object} Call audio\video statistics
* @memberof Call
* @inner
*/
var getStats = function getStats(callbackFn, nativeStats) {
if (mediaConnection) {
mediaConnection.getStats(callbackFn, nativeStats);
}
};
/**
* Place call on hold
*
* @memberof Call
* @inner
*/
var hold = function hold() {
send("hold", {
callId: id_
});
};
/**
* Place call on hold for transfer
*
* @memberof Call
* @inner
*/
var holdForTransfer = function holdForTransfer() {
send("hold", {
callId: id_,
holdForTransfer: true
});
};
/**
* Unhold the call
*
* @memberof Call
* @inner
*/
var unhold = function unhold() {
send("unhold", {
callId: id_
});
};
/**
* Send DTMF
*
* @param {number} number Number
* @param {string=} type DTMF Type (RFC2833, INFO, INFO_RELAY)
* @memberof Call
* @inner
*/
var sendDTMF = function sendDTMF(number, type) {
send("sendDtmf", {
callId: id_,
type: type || "RFC2833",
dtmf: number
});
};
/**
* Transfer call
*
* @param {String} traget Transfer target
* @memberof Call
* @inner
*/
var transfer = function transfer(target) {
send("transfer", {
callId: id_,
target: target
});
};
/**
* Call event callback.
*
* @callback Call~eventCallback
* @param {Call} call Call that corresponds to the event
*/
/**
* Add call event callback.
*
* @param {string} event One of {@link Flashphoner.constants.CALL_STATUS} events
* @param {Call~eventCallback} callback Callback function
* @returns {Call} Call callback was attached to
* @throws {TypeError} Error if event is not specified
* @throws {Error} Error if callback is not a valid function
* @memberof Call
* @inner
*/
var on = function on(event, callback) {
if (!event) {
throw new TypeError("Event can't be null");
}
if (!callback || typeof callback !== 'function') {
throw new Error("Callback needs to be a valid function");
}
callbacks[event] = callback;
return call;
};
/**
* Switch camera in real-time.
* Works only with WebRTC
*
* @memberOf Call
* @inner
* @throws {Error} Error if call status is not {@link Flashphoner.constants.CALL_STATUS.ESTABLISHED} and not {@link Flashphoner.constants.CALL_STATUS.HOLD}
*/
var switchCam = function switchCam(deviceId) {
if (status_ !== CALL_STATUS.ESTABLISHED && !constraints.video && status_ !== CALL_STATUS.HOLD) {
throw new Error('Invalid call state');
}
return mediaConnection.switchCam(deviceId);
};
/**
* Switch mic in real-time.
* Works only with WebRTC
*
* @memberOf Call
* @inner
* @throws {Error} Error if call status is not {@link Flashphoner.constants.CALL_STATUS.ESTABLISHED} and not {@link Flashphoner.constants.CALL_STATUS.HOLD}
*/
var switchMic = function switchMic(deviceId) {
if (status_ !== CALL_STATUS.ESTABLISHED && status_ !== CALL_STATUS.HOLD) {
throw new Error('Invalid call state');
}
return mediaConnection.switchMic(deviceId);
};
/**
* Switch to screen in real-time.
* Works only with WebRTC
*
* @param {String} source Screen sharing source (for firefox)
* @param {Boolean} woExtension Screen sharing without extension (for chrome)
* @memberOf Call
* @inner
* @throws {Error} Error if stream status is not {@link Flashphoner.constants.STREAM_STATUS.PUBLISHING}
*/
var switchToScreen = function switchToScreen(source, woExtension) {
if (status_ !== CALL_STATUS.ESTABLISHED && status_ !== CALL_STATUS.HOLD) {
throw new Error('Invalid call state');
}
return mediaConnection.switchToScreen(source, woExtension);
};
/**
* Switch to cam in real-time.
* Works only with WebRTC
*
* @memberOf Call
* @inner
* @throws {Error} Error if stream status is not {@link Flashphoner.constants.STREAM_STATUS.PUBLISHING}
*/
var switchToCam = function switchToCam() {
if (status_ !== CALL_STATUS.ESTABLISHED && status_ !== CALL_STATUS.HOLD) {
throw new Error('Invalid call state');
}
mediaConnection.switchToCam();
};
/**
* Get call info
* @returns {string} Info
* @memberof Stream
* @inner
*/
var getInfo = function getInfo() {
return info_;
};
/**
* Get stream error info
* @returns {string} Error info
* @memberof Stream
* @inner
*/
var getErrorInfo = function getErrorInfo() {
return errorInfo_;
};
call.call = call_;
call.answer = answer;
call.hangup = hangup;
call.id = id;
call.getInfo = getInfo;
call.getErrorInfo = getErrorInfo;
call.status = status;
call.getStats = getStats;
call.setAudioOutputId = setAudioOutputId;
call.setVolume = setVolume;
call.getVolume = getVolume;
call.muteAudio = muteAudio;
call.unmuteAudio = unmuteAudio;
call.isAudioMuted = isAudioMuted;
call.muteVideo = muteVideo;
call.unmuteVideo = unmuteVideo;
call.isVideoMuted = isVideoMuted;
call.caller = caller;
call.callee = callee;
call.visibleName = visibleName;
call.hold = hold;
call.holdForTransfer = holdForTransfer;
call.unhold = unhold;
call.sendDTMF = sendDTMF;
call.transfer = transfer;
call.on = on;
call.switchCam = switchCam;
call.switchMic = switchMic;
call.switchToScreen = switchToScreen;
call.switchToCam = switchToCam;
calls[id_] = call;
return call;
};
/**
* @callback sdpHook
* @param {Object} sdp Callback options
* @param {String} sdp.sdpString Sdp from the server
* @returns {String} sdp New sdp
*/
/**
* Create stream.
*
* @param {Object} options Stream options
* @param {string} options.name Stream name
* @param {Object=} options.constraints Stream constraints
* @param {Boolean|Object} [options.constraints.audio=true] Specifies if published stream should have audio. Played stream always should have audio: the property should not be set to false in that case.
* @param {string=} [options.constraints.audio.outputId] Set width to publish or play stream with this value
* @param {Boolean|Object} [options.constraints.video=true] Specifies if published or played stream should have video, or sets video constraints
* @param {Integer} [options.constraints.video.width=0] Set width to publish or play stream with this value
* @param {Integer} [options.constraints.video.height=0] Set height to publish or play stream with this value
* @param {Integer} [options.constraints.video.bitrate=0] DEPRECATED FOR PUBLISH: Set bitrate to publish or play stream with this value
* @param {Integer} [options.constraints.video.minBitrate=0] Set minimal bitrate to publish stream with this value
* @param {Integer} [options.constraints.video.maxBitrate=0] Set maximal bitrate to publish stream with this value
* @param {Integer} [options.constraints.video.quality=0] Set quality to play stream with this value
* @param {MediaStream} [options.constraints.customStream] Set a MediaStream for publish stream from canvas.
* @param {Boolean=} options.receiveAudio DEPRECATED: Receive audio
* @param {Boolean=} options.receiveVideo DEPRECATED: Receive video
* @param {Integer=} options.playWidth DEPRECATED: Set width to play stream with this value
* @param {Integer=} options.playHeight DEPRECATED: Set height to play stream with this value
* @param {string=} options.mediaProvider MediaProvider type to use with this stream
* @param {Boolean} [options.record=false] Enable stream recording
* @param {Boolean=} options.cacheLocalResources Display will contain local video after stream release
* @param {HTMLElement} options.display Div element stream should be displayed in
* @param {Object=} options.custom User provided custom object that will be available in REST App code
* @param {Integer} [options.flashBufferTime=0] Specifies how long to buffer messages before starting to display the stream (Flash-only)
* @param {Array<string>=} options.stripCodecs Array of codecs which should be stripped from SDP (WebRTC)
* @param {string=} options.rtmpUrl Rtmp url stream should be forwarded to
* @param {Object=} options.mediaConnectionConstraints Stream specific constraints for underlying RTCPeerConnection
* @param {Boolean=} options.flashShowFullScreenButton Show full screen button in flash
* @param {string=} options.transport Transport to be used by server for WebRTC media, {@link Flashphoner.constants.TRANSPORT_TYPE}
* @param {Boolean=} options.cvoExtension Enable rtp video orientation extension
* @param {Integer=} options.playoutDelay Time delay between network reception of media and playout
* @param {string=} options.useCanvasMediaStream EXPERIMENTAL: when publish bind browser's media stream to the canvas. It can be useful for image filtering
* @param {sdpHook} sdpHook The callback that handles sdp from the server
* @returns {Stream} Stream
* @throws {TypeError} Error if no options provided
* @throws {TypeError} Error if options.name is not specified
* @throws {Error} Error if session state is not ESTABLISHED
* @memberof Session
* @inner
*/
var createStream = function createStream(options) {
//Array to transmit promises from stream.available() to streamRefreshHandlers
var availableCallbacks = []; //check session state
if (sessionStatus !== SESSION_STATUS.ESTABLISHED) {
throw new Error('Invalid session state');
} //check options
if (!options) {
throw new TypeError("options must be provided");
}
if (!options.name) {
throw new TypeError("options.name must be provided");
}
var clientKf = new KalmanFilter();
var serverKf = new KalmanFilter();
var id_ = uuid_v1();
var name_ = options.name;
var mediaProvider = options.mediaProvider || getMediaProviders()[0];
var mediaConnection;
var display = options.display; // Constraints
if (options.constraints && Object.keys(options.constraints).length != 0) {
var constraints = options.constraints;
}
if (options.disableConstraintsNormalization) {
var disableConstraintsNormalization = options.disableConstraintsNormalization;
}
var mediaConnectionConstraints = options.mediaConnectionConstraints; // Receive media
var receiveAudio;
var audioOutputId;
var audioProperty = getConstraintsProperty(constraints, "audio", undefined);
if (typeof audioProperty === 'boolean') {
receiveAudio = audioProperty;
} else if (_typeof(audioProperty) === 'object') {
receiveAudio = true;
var _stereo = getConstraintsProperty(audioProperty, "stereo", 0);
var _bitrate = getConstraintsProperty(audioProperty, "bitrate", 0);
var _fec = getConstraintsProperty(audioProperty, "fec", 0);
audioOutputId = getConstraintsProperty(audioProperty, "outputId", 0);
var _codecOptions = "";
if (_bitrate) _codecOptions += "maxaveragebitrate=" + _bitrate + ";";
if (_stereo) _codecOptions += "stereo=1;sprop-stereo=1;";
if (_fec) _codecOptions += "useinbandfec=1;";
} else {
receiveAudio = typeof options.receiveAudio !== 'undefined' ? options.receiveAudio : true;
}
var receiveVideo;
var videoProperty = getConstraintsProperty(constraints, "video", undefined);
if (typeof videoProperty === 'boolean') {
receiveVideo = videoProperty;
} else if (_typeof(videoProperty) === 'object') {
receiveVideo = true;
} else {
receiveVideo = typeof options.receiveVideo !== 'undefined' ? options.receiveVideo : true;
} // Bitrate
var bitrate = getConstraintsProperty(constraints, "video.bitrate", 0);
var minBitrate = getConstraintsProperty(constraints, "video.minBitrate", 0);
var maxBitrate = getConstraintsProperty(constraints, "video.maxBitrate", 0); // Quality
var quality = getConstraintsProperty(constraints, "video.quality", 0);
if (quality > 100) quality = 100; // Play resolution
var playWidth = typeof options.playWidth !== 'undefined' ? options.playWidth : getConstraintsProperty(constraints, "video.width", 0);
var playHeight = typeof options.playHeight !== 'undefined' ? options.playHeight : getConstraintsProperty(constraints, "video.height", 0);
var stripCodecs = options.stripCodecs || [];
var resolution = {};
var published_ = false;
var record_ = options.record || false;
var recordFileName = null;
var cacheLocalResources = options.cacheLocalResources;
var status_ = STREAM_STATUS.NEW;
var rtmpUrl = options.rtmpUrl;
var info_;
var errorInfo_;
var remoteBitrate = -1;
var networkBandwidth = -1;
var sdpHook = options.sdpHook;
var transportType = options.transport;
var cvoExtension = options.cvoExtension;
var remoteVideo = options.remoteVideo; //callbacks added using stream.on()
var callbacks = {};
var playoutDelay = options.playoutDelay;
var useCanvasMediaStream = options.useCanvasMediaStream;
var audioState_;
var videoState_;
var connectionQuality;
var videoBytes = 0;
/**
* Represents media stream.
*
* @namespace Stream
* @see Session~createStream
*/
var stream = {};
streamEventRefreshHandlers[id_] = function (streamEvent) {
if (callbacks[STREAM_EVENT]) {
callbacks[STREAM_EVENT](streamEvent);
}
};
streamRefreshHandlers[id_] = function (streamInfo, sdp) {
//set remote sdp
if (sdp && sdp !== '') {
var _sdp = sdp;
if (_codecOptions) _sdp = util.SDP.writeFmtp(sdp, _codecOptions, "opus");
_sdp = sdpHookHandler(_sdp, sdpHook);
mediaConnection.setRemoteSdp(_sdp).then(function () {});
return;
}
if (streamInfo.available != undefined) {
for (var i = 0; i < availableCallbacks.length; i++) {
info_ = streamInfo.reason;
if (streamInfo.available == "true") {
availableCallbacks[i].resolve(stream);
} else {
availableCallbacks[i].reject(stream);
}
}
availableCallbacks = [];
return;
}
var event = streamInfo.status;
if (event == INBOUND_VIDEO_RATE || event == OUTBOUND_VIDEO_RATE) {
detectConnectionQuality(event, streamInfo);
return;
}
if (event == STREAM_STATUS.RESIZE) {
resolution.width = streamInfo.streamerVideoWidth;
resolution.height = streamInfo.streamerVideoHeight;
} else if (event == STREAM_STATUS.SNAPSHOT_COMPLETE) {} else if (event == STREAM_STATUS.NOT_ENOUGH_BANDWIDTH) {
var info = streamInfo.info.split("/");
remoteBitrate = info[0];
networkBandwidth = info[1];
} else {
status_ = event;
}
audioState_ = streamInfo.audioState;
videoState_ = streamInfo.videoState;
if (streamInfo.info) info_ = streamInfo.info; //release stream
if (event == STREAM_STATUS.FAILED || event == STREAM_STATUS.STOPPED || event == STREAM_STATUS.UNPUBLISHED) {
delete streams[id_];
delete streamRefreshHandlers[id_];
delete streamEventRefreshHandlers[id_];
if (mediaConnection) {
mediaConnection.close(cacheLocalResources);
}
}
if (record_ && typeof streamInfo.recordName !== 'undefined') {
recordFileName = streamInfo.recordName;
} //fire stream event
if (callbacks[event]) {
callbacks[event](stream);
}
};
var detectConnectionQuality = function detectConnectionQuality(event, streamInfo) {
if (disableConnectionQualityCalculation) {
return;
}
mediaConnection.getStats(function (stats) {
var bytesSentReceived = 0;
if (stats) {
if (event == OUTBOUND_VIDEO_RATE && stats.inboundStream && stats.inboundStream.video && stats.inboundStream.video.bytesReceived > 0) {
bytesSentReceived = stats.inboundStream.video.bytesReceived;
} else if (stats.outboundStream && stats.outboundStream.video && stats.outboundStream.video.bytesSent > 0) {
bytesSentReceived = stats.outboundStream.video.bytesSent;
} else {
return;
}
}
if (!videoBytes) {
videoBytes = bytesSentReceived;
return;
}
var currentVideoRate = (bytesSentReceived - videoBytes) * 8;
if (currentVideoRate == 0) {
return;
}
var clientFiltered = clientKf.filter(currentVideoRate);
var serverFiltered = serverKf.filter(streamInfo.videoRate);
var videoRateDifference = Math.abs((serverFiltered - clientFiltered) / ((serverFiltered + clientFiltered) / 2)) * 100;
var currentQuality;
if (serverFiltered < LOW_VIDEO_RATE_THRESHOLD_BAD_PERFECT || clientFiltered < LOW_VIDEO_RATE_THRESHOLD_BAD_PERFECT) {
if (videoRateDifference > LOW_VIDEO_RATE_BAD_QUALITY_PERCENT_DIFFERENCE) {
currentQuality = CONNECTION_QUALITY.BAD;
} else {
currentQuality = CONNECTION_QUALITY.PERFECT;
}
} else {
if (videoRateDifference > VIDEO_RATE_BAD_QUALITY_PERCENT_DIFFERENCE) {
currentQuality = CONNECTION_QUALITY.BAD;
} else if (videoRateDifference > VIDEO_RATE_GOOD_QUALITY_PERCENT_DIFFERENCE) {
currentQuality = CONNECTION_QUALITY.GOOD;
} else {
currentQuality = CONNECTION_QUALITY.PERFECT;
}
}
if (callbacks[CONNECTION_QUALITY.UPDATE]) {
connectionQuality = currentQuality;
callbacks[CONNECTION_QUALITY.UPDATE](connectionQuality, clientFiltered, serverFiltered);
}
videoBytes = bytesSentReceived;
});
return;
};
/**
* Play stream.
*
* @throws {Error} Error if stream status is not {@link Flashphoner.constants.STREAM_STATUS.NEW}
* @memberof Stream
* @inner
*/
var play = function play() {
logger.debug(LOG_PREFIX, "Play stream " + name_);
if (status_ !== STREAM_STATUS.NEW) {
throw new Error("Invalid stream state");
}
status_ = STREAM_STATUS.PENDING; //create mediaProvider connection
MediaProvider[mediaProvider].createConnection({
id: id_,
display: display,
authToken: authToken,
mainUrl: urlServer,
flashProto: flashProto,
flashPort: flashPort,
flashBufferTime: options.flashBufferTime || 0,
flashShowFullScreenButton: options.flashShowFullScreenButton || false,
connectionConfig: mediaOptions,
connectionConstraints: mediaConnectionConstraints,
audioOutputId: audioOutputId,
remoteVideo: remoteVideo,
playoutDelay: playoutDelay
}, streamRefreshHandlers[id_]).then(function (newConnection) {
mediaConnection = newConnection;
try {
streamRefreshHandlers[id_]({
status: status_
});
} catch (e) {
console.warn(e);
}
return mediaConnection.createOffer({
receiveAudio: receiveAudio,
receiveVideo: receiveVideo,
stripCodecs: stripCodecs,
stereo: _stereo
});
}).then(function (offer) {
logger.debug(LOG_PREFIX, "Offer SDP:\n" + offer.sdp); //request stream with offer sdp from server
send("playStream", {
mediaSessionId: id_,
name: name_,
published: published_,
hasVideo: true,
hasAudio: true,
status: status_,
record: false,
width: playWidth,
height: playHeight,
mediaProvider: mediaProvider,
sdp: offer.sdp,
custom: options.custom,
bitrate: bitrate,
minBitrate: minBitrate,
maxBitrate: maxBitrate,
quality: quality,
constraints: constraints,
transport: transportType,
cvoExtension: cvoExtension
});
if (offer.player) {
offer.player.play(id_);
}
})["catch"](function (error) {
//todo fire stream failed status
throw error;
});
};
/**
* Publish stream.
*
* @throws {Error} Error if stream status is not {@link Flashphoner.constants.STREAM_STATUS.NEW}
* @memberof Stream
* @inner
*/
var publish = function publish() {
logger.debug(LOG_PREFIX, "Publish stream " + name_);
if (status_ !== STREAM_STATUS.NEW) {
throw new Error("Invalid stream state");
}
status_ = STREAM_STATUS.PENDING;
published_ = true;
var hasAudio = true;
if (constraints && constraints.video && constraints.video.type && constraints.video.type == "screen") {
hasAudio = false;
} //get access to camera
MediaProvider[mediaProvider].getMediaAccess(constraints, display, disableConstraintsNormalization, useCanvasMediaStream).then(function () {
if (status_ == STREAM_STATUS.FAILED) {
//stream failed while we were waiting for media access, release media
if (!cacheLocalResources) {
releaseLocalMedia(display, mediaProvider);
}
return;
} //create mediaProvider connection
MediaProvider[mediaProvider].createConnection({
id: id_,
display: display,
authToken: authToken,
mainUrl: urlServer,
flashProto: flashProto,
flashPort: flashPort,
constraints: constraints,
connectionConfig: mediaOptions,
connectionConstraints: mediaConnectionConstraints,
customStream: constraints && constraints.customStream ? constraints.customStream : false
}).then(function (newConnection) {
mediaConnection = newConnection;
return mediaConnection.createOffer({
stripCodecs: stripCodecs
});
}).then(function (offer) {
logger.debug(LOG_PREFIX, "Offer SDP:\n" + offer.sdp); //publish stream with offer sdp to server
send("publishStream", {
mediaSessionId: id_,
name: name_,
published: published_,
hasVideo: offer.hasVideo,
hasAudio: offer.hasAudio,
status: status_,
record: record_,
mediaProvider: mediaProvider,
sdp: offer.sdp,
custom: options.custom,
bitrate: bitrate,
minBitrate: minBitrate,
maxBitrate: maxBitrate,
rtmpUrl: rtmpUrl,
constraints: constraints,
transport: transportType,
cvoExtension: cvoExtension
});
});
})["catch"](function (error) {
logger.warn(LOG_PREFIX, error);
info_ = ERROR_INFO.LOCAL_ERROR;
errorInfo_ = error.message;
status_ = STREAM_STATUS.FAILED; //fire stream event
if (callbacks[status_]) {
callbacks[status_](stream);
}
});
};
/**
* Switch camera in real-time.
* Works only with WebRTC
*
* @memberOf Stream
* @inner
* @throws {Error} Error if stream status is not {@link Flashphoner.constants.STREAM_STATUS.PUBLISHING}
*/
var switchCam = function switchCam(deviceId) {
if (status_ !== STREAM_STATUS.PUBLISHING) {
throw new Error('Invalid stream state');
}
return mediaConnection.switchCam(deviceId);
};
/**
* Switch microphone in real-time.
* Works only with WebRTC
*
* @memberOf Stream
* @inner
* @throws {Error} Error if stream status is not {@link Flashphoner.constants.STREAM_STATUS.PUBLISHING}
*/
var switchMic = function switchMic(deviceId) {
if (status_ !== STREAM_STATUS.PUBLISHING) {
throw new Error('Invalid stream state');
}
return mediaConnection.switchMic(deviceId);
};
/**
* Switch to screen in real-time.
* Works only with WebRTC
*
* @param {String} source Screen sharing source (for firefox)
* @param {Boolean} woExtension Screen sharing without extension (for chrome)
* @memberOf Stream
* @inner
* @throws {Error} Error if stream status is not {@link Flashphoner.constants.STREAM_STATUS.PUBLISHING}
*/
var switchToScreen = function switchToScreen(source, woExtension) {
if (status_ !== STREAM_STATUS.PUBLISHING) {
throw new Error('Invalid stream state');
}
return mediaConnection.switchToScreen(source, woExtension);
};
/**
* Switch to cam in real-time.
* Works only with WebRTC
*
* @memberOf Stream
* @inner
* @throws {Error} Error if stream status is not {@link Flashphoner.constants.STREAM_STATUS.PUBLISHING}
*/
var switchToCam = function switchToCam() {
if (status_ !== STREAM_STATUS.PUBLISHING) {
throw new Error('Invalid stream state');
}
mediaConnection.switchToCam();
};
/**
* Send data from published stream.
*
* @param {Object} payload Any object
* @throws {Error} Error if stream status is not {@link Flashphoner.constants.STREAM_STATUS.PUBLISHING}
* @memberof Stream
* @inner
*/
var sendData = function sendData(payload) {
if (status_ !== STREAM_STATUS.PUBLISHING) {
throw new Error('Invalid stream state');
}
sendStreamEvent(STREAM_EVENT_TYPE.DATA, payload);
};
/**
* Unmute remote audio
*
* @memberOf Stream
* @inner
*/
var unmuteRemoteAudio = function unmuteRemoteAudio() {
if (mediaConnection && mediaProvider != 'Flash') {
mediaConnection.unmuteRemoteAudio();
}
};
/**
* Mute remote audio
*
* @memberOf Stream
* @inner
*/
var muteRemoteAudio = function muteRemoteAudio() {
if (mediaConnection && mediaProvider != 'Flash') {
mediaConnection.muteRemoteAudio();
}
};
/**
* Is remote audio muted
*
* @memberOf Stream
* @inner
*/
var isRemoteAudioMuted = function isRemoteAudioMuted() {
if (mediaConnection && mediaProvider != 'Flash') {
return mediaConnection.isRemoteAudioMuted();
}
return false;
};
/**
* Set Microphone Gain
*
* @memberOf Stream
* @inner
* @throws {Error} Error if stream status is not {@link Flashphoner.constants.STREAM_STATUS.PUBLISHING}
*/
var setMicrophoneGain = function setMicrophoneGain(volume) {
if (status_ !== STREAM_STATUS.PUBLISHING) {
throw new Error('Invalid stream state');
}
mediaConnection.setMicrophoneGain(volume);
};
/**
* Stop stream.
*
* @memberof Stream
* @inner
*/
var stop = function stop() {
logger.debug(LOG_PREFIX, "Stop stream " + name_);
if (status_ == STREAM_STATUS.NEW) {
//trigger FAILED status
streamRefreshHandlers[id_]({
status: STREAM_STATUS.FAILED
});
return;
} else if (status_ == STREAM_STATUS.PENDING) {
logger.warn(LOG_PREFIX, "Stopping stream before server response " + id_);
setTimeout(stop, 200);
return;
} else if (status_ == STREAM_STATUS.FAILED) {
logger.warn(LOG_PREFIX, "Stream status FAILED");
return;
}
if (published_) {
send("unPublishStream", {
mediaSessionId: id_,
name: name_,
published: published_,
hasVideo: true,
hasAudio: true,
status: status_,
record: false
});
} else {
send("stopStream", {
mediaSessionId: id_,
name: name_,
published: published_,
hasVideo: true,
hasAudio: true,
status: status_,
record: false
});
} //free media provider
if (mediaConnection) {
mediaConnection.close(cacheLocalResources);
}
};
/**
* Request remote stream snapshot.
* @throws {Error} Error if stream status is not {@link Flashphoner.constants.STREAM_STATUS.NEW}
* @memberof Stream
* @inner
*/
var snapshot = function snapshot() {
logger.debug(LOG_PREFIX, "Request snapshot, stream " + name_);
if (status_ !== STREAM_STATUS.NEW && status_ !== STREAM_STATUS.PLAYING && status_ !== STREAM_STATUS.PUBLISHING) {
throw new Error("Invalid stream state");
}
send("snapshot", {
name: name_,
mediaSessionId: id_
});
};
/**
* Get stream status.
*
* @returns {string} One of {@link Flashphoner.constants.STREAM_STATUS}
* @memberof Stream
* @inner
*/
var status = function status() {
return status_;
};
/**
* Get stream id.
*
* @returns {string} Stream id
* @memberof Stream
* @inner
*/
var id = function id() {
return id_;
};
/**
* Get stream name.
*
* @returns {string} Stream name
* @memberof Stream
* @inner
*/
var name = function name() {
return name_;
};
/**
* Is stream published.
*
* @returns {Boolean} True if stream published, otherwise false
* @memberof Stream
* @inner
*/
var published = function published() {
return published_;
};
/**
* Get record file name
* @returns {string} File name
* @memberof Stream
* @inner
*/
var getRecordInfo = function getRecordInfo() {
return recordFileName;
};
/**
* Get stream info
* @returns {string} Info
* @memberof Stream
* @inner
*/
var getInfo = function getInfo() {
return info_;
};
/**
* Get stream error info
* @returns {string} Error info
* @memberof Stream
* @inner
*/
var getErrorInfo = function getErrorInfo() {
return errorInfo_;
};
/**
* Get stream video size
* @returns {Object} Video size
* @memberof Stream
* @inner
*/
var videoResolution = function videoResolution() {
if (!published_) {
return resolution;
} else {
throw new Error("This function available only on playing stream");
}
};
/**
* Media controls
*/
/**
* Set other oupout audio device
*
* @param {string} id Id of output device
* @memberof Call
* @inner
*/
var setAudioOutputId = function setAudioOutputId(id) {
audioOutputId = id;
if (mediaConnection && mediaConnection.setAudioOutputId) {
return mediaConnection.setAudioOutputId(id);
}
};
/**
* Set volume of remote media
*
* @param {number} volume Volume between 0 and 100
* @memberof Stream
* @inner
*/
var setVolume = function setVolume(volume) {
if (mediaConnection) {
mediaConnection.setVolume(volume);
}
};
/**
* Get current volume
*
* @returns {number} Volume or -1 if audio is not available
* @memberof Stream
* @inner
*/
var getVolume = function getVolume() {
if (mediaConnection) {
return mediaConnection.getVolume();
}
return -1;
};
function sendStreamEvent(type, payload) {
send("sendStreamEvent", {
mediaSessionId: id_,
type: type,
payload: payload
});
}
/**
* Mute outgoing audio
*
* @memberof Stream
* @inner
*/
var muteAudio = function muteAudio() {
if (mediaConnection) {
mediaConnection.muteAudio();
sendStreamEvent(STREAM_EVENT_TYPE.AUDIO_MUTED);
}
};
/**
* Unmute outgoing audio
*
* @memberof Stream
* @inner
*/
var unmuteAudio = function unmuteAudio() {
if (mediaConnection) {
mediaConnection.unmuteAudio();
sendStreamEvent(STREAM_EVENT_TYPE.AUDIO_UNMUTED);
}
};
/**
* Check outgoing audio mute state
*
* @returns {boolean} True if audio is muted or not available
* @memberof Stream
* @inner
*/
var isAudioMuted = function isAudioMuted() {
if (mediaConnection) {
return mediaConnection.isAudioMuted();
}
return true;
};
/**
* Mute outgoing video
*
* @memberof Stream
* @inner
*/
var muteVideo = function muteVideo() {
if (mediaConnection) {
mediaConnection.muteVideo();
sendStreamEvent(STREAM_EVENT_TYPE.VIDEO_MUTED);
}
};
/**
* Unmute outgoing video
*
* @memberof Stream
* @inner
*/
var unmuteVideo = function unmuteVideo() {
if (mediaConnection) {
mediaConnection.unmuteVideo();
sendStreamEvent(STREAM_EVENT_TYPE.VIDEO_UNMUTED);
}
};
/**
* Check outgoing video mute state
*
* @returns {boolean} True if video is muted or not available
* @memberof Stream
* @inner
*/
var isVideoMuted = function isVideoMuted() {
if (mediaConnection) {
return mediaConnection.isVideoMuted();
}
return true;
};
/**
* Get statistics
*
* @param {callbackFn} callbackFn The callback that handles response
* @param {Boolean} nativeStats If true, use native browser statistics
* @returns {Object} Stream audio\video statistics
* @memberof Stream
* @inner
*/
var getStats = function getStats(callbackFn, nativeStats) {
if (mediaConnection) {
mediaConnection.getStats(callbackFn, nativeStats);
}
};
/**
* Get remote bitrate reported by server, works only for subscribe Stream
*
* @returns {number} Remote bitrate in bps or -1
* @memberof Stream
* @inner
*/
var getRemoteBitrate = function getRemoteBitrate() {
return remoteBitrate;
};
/**
* Get network bandwidth reported by server, works only for subscribe Stream
*
* @returns {number} Network bandwidth in bps or -1
* @memberof Stream
* @inner
*/
var getNetworkBandwidth = function getNetworkBandwidth() {
return networkBandwidth;
};
/**
* Get audio state (muted)
*
* @returns AudioState
* @memberof Stream
* @inner
*/
var getAudioState = function getAudioState() {
return audioState_;
};
/**
* Get video state (muted)
*
* @returns VideoState
* @memberof Stream
* @inner
*/
var getVideoState = function getVideoState() {
return videoState_;
};
/**
* Request full screen for player stream
* @memberof Stream
* @inner
*/
var fullScreen = function fullScreen() {
if (published()) {
logger.warn(LOG_PREFIX, "Full screen is allowed only for played streams");
} else {
if (mediaConnection) mediaConnection.fullScreen();
}
};
/**
* Stream status event callback.
*
* @callback Stream~eventCallback
* @param {Stream} stream Stream that corresponds to the event
*/
/**
* Add stream status event callback.
*
* @param {string} event One of {@link Flashphoner.constants.STREAM_STATUS} events
* @param {Stream~eventCallback} callback Callback function
* @returns {Stream} Stream callback was attached to
* @throws {TypeError} Error if event is not specified
* @throws {Error} Error if callback is not a valid function
* @memberof Stream
* @inner
*/
var on = function on(event, callback) {
if (!event) {
throw new TypeError("Event can't be null");
}
if (!callback || typeof callback !== 'function') {
throw new Error("Callback needs to be a valid function");
}
callbacks[event] = callback;
return stream;
};
/**
* Сhecks the availability of stream on the server
*
* @returns {Promise} Resolves if is stream available, otherwise rejects
* @memberof Stream
* @inner
*/
var available = function available() {
return new Promise(function (resolve, reject) {
send("availableStream", {
mediaSessionId: id_,
name: name_
});
var promise = {};
promise.resolve = resolve;
promise.reject = reject;
availableCallbacks.push(promise);
});
};
stream.play = play;
stream.publish = publish;
stream.stop = stop;
stream.id = id;
stream.status = status;
stream.name = name;
stream.published = published;
stream.getRecordInfo = getRecordInfo;
stream.getInfo = getInfo;
stream.getErrorInfo = getErrorInfo;
stream.videoResolution = videoResolution;
stream.setAudioOutputId = setAudioOutputId;
stream.setVolume = setVolume;
stream.unmuteRemoteAudio = unmuteRemoteAudio;
stream.muteRemoteAudio = muteRemoteAudio;
stream.isRemoteAudioMuted = isRemoteAudioMuted;
stream.setMicrophoneGain = setMicrophoneGain;
stream.getVolume = getVolume;
stream.muteAudio = muteAudio;
stream.unmuteAudio = unmuteAudio;
stream.isAudioMuted = isAudioMuted;
stream.muteVideo = muteVideo;
stream.unmuteVideo = unmuteVideo;
stream.isVideoMuted = isVideoMuted;
stream.getStats = getStats;
stream.snapshot = snapshot;
stream.getAudioState = getAudioState;
stream.getVideoState = getVideoState;
stream.getNetworkBandwidth = getNetworkBandwidth;
stream.getRemoteBitrate = getRemoteBitrate;
stream.fullScreen = fullScreen;
stream.on = on;
stream.available = available;
stream.switchCam = switchCam;
stream.switchMic = switchMic;
stream.switchToScreen = switchToScreen;
stream.switchToCam = switchToCam;
stream.sendData = sendData;
streams[id_] = stream;
return stream;
};
/**
* Disconnect session.
*
* @memberof Session
* @inner
*/
var disconnect = function disconnect() {
if (wsConnection) {
wsConnection.close();
}
};
/**
* Get session id
*
* @returns {string} session id
* @memberof Session
* @inner
*/
var id = function id() {
return id_;
};
/**
* Get server address
*
* @returns {string} Server url
* @memberof Session
* @inner
*/
var getServerUrl = function getServerUrl() {
return urlServer;
};
/**
* Get session status
*
* @returns {string} One of {@link Flashphoner.constants.SESSION_STATUS}
* @memberof Session
* @inner
*/
var status = function status() {
return sessionStatus;
};
/**
* Get stream by id.
*
* @param {string} streamId Stream id
* @returns {Stream} Stream
* @memberof Session
* @inner
*/
var getStream = function getStream(streamId) {
return streams[streamId];
};
/**
* Get streams.
*
* @returns {Array<Stream>} Streams
* @memberof Session
* @inner
*/
var getStreams = function getStreams() {
return util.copyObjectToArray(streams);
};
/**
* Submit bug report.
*
* @param {Object} reportObject Report object
* @memberof Session
* @inner
*/
var submitBugReport = function submitBugReport(reportObject) {
send("submitBugReport", reportObject);
};
/**
* Start session debug
* @memberof Session
* @inner
*/
var startDebug = function startDebug() {
logger.setPushLogs(true);
logger.setLevel("DEBUG");
send("sessionDebug", {
command: "start"
});
};
/**
* Stop session debug
* @memberof Session
* @inner
*/
var stopDebug = function stopDebug() {
logger.setLevel("INFO");
send("sessionDebug", {
command: "stop"
});
};
/**
* Session event callback.
*
* @callback Session~eventCallback
* @param {Session} session Session that corresponds to the event
*/
/**
* Add session event callback.
*
* @param {string} event One of {@link Flashphoner.constants.SESSION_STATUS} events
* @param {Session~eventCallback} callback Callback function
* @returns {Session} Session
* @throws {TypeError} Error if event is not specified
* @throws {Error} Error if callback is not a valid function
* @memberof Session
* @inner
*/
var on = function on(event, callback) {
if (!event) {
throw new Error("Event can't be null", "TypeError");
}
if (!callback || typeof callback !== 'function') {
throw new Error("Callback needs to be a valid function");
}
callbacks[event] = callback;
return session;
};
var restAppCommunicator = function () {
var pending = {};
var exports = {};
/**
* Send data to REST App
*
* @param {Object} data Object to send
* @returns {Promise} Resolves if data accepted, otherwise rejects
* @memberof Session
* @name sendData
* @method
* @inner
*/
exports.sendData = function (data) {
return new Promise(function (resolve, reject) {
var obj = {
operationId: uuid_v1(),
payload: data
};
pending[obj.operationId] = {
FAILED: function FAILED(info) {
reject(info);
},
ACCEPTED: function ACCEPTED(info) {
resolve(info);
}
};
send("sendData", obj);
});
};
exports.resolveData = function (data) {
if (pending[data.operationId]) {
var handler = pending[data.operationId];
delete pending[data.operationId];
delete data.operationId;
handler[data.status](data);
}
};
return exports;
}();
var sdpHookHandler = function sdpHookHandler(sdp, sdpHook) {
if (sdpHook != undefined && typeof sdpHook == 'function') {
var sdpObject = {
sdpString: sdp
};
var newSdp = sdpHook(sdpObject);
if (newSdp != null && newSdp != "") {
return newSdp;
}
return sdp;
}
return sdp;
}; //export Session
session.id = id;
session.status = status;
session.getServerUrl = getServerUrl;
session.createStream = createStream;
session.createCall = createCall;
session.getStream = getStream;
session.getStreams = getStreams;
session.sendData = restAppCommunicator.sendData;
session.disconnect = disconnect;
session.submitBugReport = submitBugReport;
session.startDebug = startDebug;
session.stopDebug = stopDebug;
session.on = on; //save interface to global map
sessions[id_] = session;
return session;
};
var isUsingTemasys = function isUsingTemasys() {
return isUsingTemasysPlugin;
};
module.exports = {
init: init,
isUsingTemasys: isUsingTemasys,
getMediaProviders: getMediaProviders,
getMediaDevices: getMediaDevices,
getMediaAccess: getMediaAccess,
releaseLocalMedia: releaseLocalMedia,
getSessions: getSessions,
getSession: getSession,
createSession: createSession,
playFirstSound: playFirstSound,
playFirstVideo: playFirstVideo,
getLogger: getLogger,
roomApi: require('./room-module'),
constants: constants,
/**
* The Screensharing whitelist is no longer needed to share your screen or windows starting Firefox 52
* https://wiki.mozilla.org/Screensharing
*/
firefoxScreenSharingExtensionInstalled: true
};
},{"./constants":28,"./flash-media-provider":29,"./media-source-media-provider":31,"./room-module":32,"./temasys-media-provider":1,"./util":33,"./webrtc-media-provider":34,"./websocket-media-provider":35,"kalmanjs":2,"promise-polyfill":4,"uuid/v1":11,"webrtc-adapter":12}],31:[function(require,module,exports){
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if("le"===r)for(i=0,o=0;i<t.length;i+=3)a=t[i]|t[i+1]<<8|t[i+2]<<16,this.words[o]|=a<<s&67108863,this.words[o+1]=a>>>26-s&67108863,(s+=24)>=26&&(s-=26,o++);return this.strip();},o.prototype._parseHex=function(t,e,r){this.length=Math.ceil((t.length-e)/6),this.words=new Array(this.length);for(var n=0;n<this.length;n++)this.words[n]=0;var i,o=0,a=0;if("be"===r)for(n=t.length-1;n>=e;n-=2)i=f(t,e,n)<<o,this.words[a]|=67108863&i,o>=18?(o-=18,a+=1,this.words[a]|=i>>>26):o+=8;else for(n=(t.length-e)%2==0?e+1:e;n<t.length;n+=2)i=f(t,e,n)<<o,this.words[a]|=67108863&i,o>=18?(o-=18,a+=1,this.words[a]|=i>>>26):o+=8;this.strip();},o.prototype._parseBase=function(t,e,r){this.words=[0],this.length=1;for(var n=0,i=1;i<=67108863;i*=e)n++;n--,i=i/e|0;for(var o=t.length-r,a=o%n,s=Math.min(o,o-a)+r,f=0,c=r;c<s;c+=n)f=u(t,c,c+n,e),this.imuln(i),this.words[0]+f<67108864?this.words[0]+=f:this._iaddn(f);if(0!==a){var h=1;for(f=u(t,c,t.length,e),c=0;c<a;c++)h*=e;this.imuln(h),this.words[0]+f<67108864?this.words[0]+=f:this._iaddn(f);}this.strip();},o.prototype.copy=function(t){t.words=new Array(this.length);for(var e=0;e<this.length;e++)t.words[e]=this.words[e];t.length=this.length,t.negative=this.negative,t.red=this.red;},o.prototype.clone=function(){var t=new o(null);return this.copy(t),t;},o.prototype._expand=function(t){for(;this.length<t;)this.words[this.length++]=0;return this;},o.prototype.strip=function(){for(;this.length>1&&0===this.words[this.length-1];)this.length--;return this._normSign();},o.prototype._normSign=function(){return 1===this.length&&0===this.words[0]&&(this.negative=0),this;},o.prototype.inspect=function(){return(this.red?"<BN-R: ":"<BN: ")+this.toString(16)+">";};var c=["","0","00","000","0000","00000","000000","0000000","00000000","000000000","0000000000","00000000000","000000000000","0000000000000","00000000000000","000000000000000","0000000000000000","00000000000000000","000000000000000000","0000000000000000000","00000000000000000000","000000000000000000000","0000000000000000000000","00000000000000000000000","000000000000000000000000","0000000000000000000000000"],h=[0,0,25,16,12,11,10,9,8,8,7,7,7,7,6,6,6,6,6,6,6,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5],d=[0,0,33554432,43046721,16777216,48828125,60466176,40353607,16777216,43046721,1e7,19487171,35831808,62748517,7529536,11390625,16777216,24137569,34012224,47045881,64e6,4084101,5153632,6436343,7962624,9765625,11881376,14348907,17210368,20511149,243e5,28629151,33554432,39135393,45435424,52521875,60466176];function l(t,e,r){r.negative=e.negative^t.negative;var n=t.length+e.length|0;r.length=n,n=n-1|0;var i=0|t.words[0],o=0|e.words[0],a=i*o,s=67108863&a,f=a/67108864|0;r.words[0]=s;for(var u=1;u<n;u++){for(var c=f>>>26,h=67108863&f,d=Math.min(u,e.length-1),l=Math.max(0,u-t.length+1);l<=d;l++){var p=u-l|0;c+=(a=(i=0|t.words[p])*(o=0|e.words[l])+h)/67108864|0,h=67108863&a;}r.words[u]=0|h,f=0|c;}return 0!==f?r.words[u]=0|f:r.length--,r.strip();}o.prototype.toString=function(t,e){var r;if(e=0|e||1,16===(t=t||10)||"hex"===t){r="";for(var i=0,o=0,a=0;a<this.length;a++){var s=this.words[a],f=(16777215&(s<<i|o)).toString(16);r=0!==(o=s>>>24-i&16777215)||a!==this.length-1?c[6-f.length]+f+r:f+r,(i+=2)>=26&&(i-=26,a--);}for(0!==o&&(r=o.toString(16)+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r;}if(t===(0|t)&&t>=2&&t<=36){var u=h[t],l=d[t];r="";var p=this.clone();for(p.negative=0;!p.isZero();){var b=p.modn(l).toString(t);r=(p=p.idivn(l)).isZero()?b+r:c[u-b.length]+b+r;}for(this.isZero()&&(r="0"+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r;}n(!1,"Base should be between 2 and 36");},o.prototype.toNumber=function(){var t=this.words[0];return 2===this.length?t+=67108864*this.words[1]:3===this.length&&1===this.words[2]?t+=4503599627370496+67108864*this.words[1]:this.length>2&&n(!1,"Number can only safely store up to 53 bits"),0!==this.negative?-t:t;},o.prototype.toJSON=function(){return this.toString(16);},o.prototype.toBuffer=function(t,e){return n(void 0!==a),this.toArrayLike(a,t,e);},o.prototype.toArray=function(t,e){return this.toArrayLike(Array,t,e);},o.prototype.toArrayLike=function(t,e,r){var i=this.byteLength(),o=r||Math.max(1,i);n(i<=o,"byte array longer than desired length"),n(o>0,"Requested array length <= 0"),this.strip();var a,s,f="le"===e,u=new t(o),c=this.clone();if(f){for(s=0;!c.isZero();s++)a=c.andln(255),c.iushrn(8),u[s]=a;for(;s<o;s++)u[s]=0;}else{for(s=0;s<o-i;s++)u[s]=0;for(s=0;!c.isZero();s++)a=c.andln(255),c.iushrn(8),u[o-s-1]=a;}return u;},Math.clz32?o.prototype._countBits=function(t){return 32-Math.clz32(t);}:o.prototype._countBits=function(t){var e=t,r=0;return e>=4096&&(r+=13,e>>>=13),e>=64&&(r+=7,e>>>=7),e>=8&&(r+=4,e>>>=4),e>=2&&(r+=2,e>>>=2),r+e;},o.prototype._zeroBits=function(t){if(0===t)return 26;var e=t,r=0;return 0==(8191&e)&&(r+=13,e>>>=13),0==(127&e)&&(r+=7,e>>>=7),0==(15&e)&&(r+=4,e>>>=4),0==(3&e)&&(r+=2,e>>>=2),0==(1&e)&&r++,r;},o.prototype.bitLength=function(){var t=this.words[this.length-1],e=this._countBits(t);return 26*(this.length-1)+e;},o.prototype.zeroBits=function(){if(this.isZero())return 0;for(var t=0,e=0;e<this.length;e++){var r=this._zeroBits(this.words[e]);if(t+=r,26!==r)break;}return t;},o.prototype.byteLength=function(){return Math.ceil(this.bitLength()/8);},o.prototype.toTwos=function(t){return 0!==this.negative?this.abs().inotn(t).iaddn(1):this.clone();},o.prototype.fromTwos=function(t){return this.testn(t-1)?this.notn(t).iaddn(1).ineg():this.clone();},o.prototype.isNeg=function(){return 0!==this.negative;},o.prototype.neg=function(){return this.clone().ineg();},o.prototype.ineg=function(){return this.isZero()||(this.negative^=1),this;},o.prototype.iuor=function(t){for(;this.length<t.length;)this.words[this.length++]=0;for(var e=0;e<t.length;e++)this.words[e]=this.words[e]|t.words[e];return this.strip();},o.prototype.ior=function(t){return n(0==(this.negative|t.negative)),this.iuor(t);},o.prototype.or=function(t){return this.length>t.length?this.clone().ior(t):t.clone().ior(this);},o.prototype.uor=function(t){return this.length>t.length?this.clone().iuor(t):t.clone().iuor(this);},o.prototype.iuand=function(t){var e;e=this.length>t.length?t:this;for(var r=0;r<e.length;r++)this.words[r]=this.words[r]&t.words[r];return this.length=e.length,this.strip();},o.prototype.iand=function(t){return n(0==(this.negative|t.negative)),this.iuand(t);},o.prototype.and=function(t){return this.length>t.length?this.clone().iand(t):t.clone().iand(this);},o.prototype.uand=function(t){return this.length>t.length?this.clone().iuand(t):t.clone().iuand(this);},o.prototype.iuxor=function(t){var e,r;this.length>t.length?(e=this,r=t):(e=t,r=this);for(var n=0;n<r.length;n++)this.words[n]=e.words[n]^r.words[n];if(this!==e)for(;n<e.length;n++)this.words[n]=e.words[n];return this.length=e.length,this.strip();},o.prototype.ixor=function(t){return n(0==(this.negative|t.negative)),this.iuxor(t);},o.prototype.xor=function(t){return this.length>t.length?this.clone().ixor(t):t.clone().ixor(this);},o.prototype.uxor=function(t){return this.length>t.length?this.clone().iuxor(t):t.clone().iuxor(this);},o.prototype.inotn=function(t){n("number"==typeof t&&t>=0);var e=0|Math.ceil(t/26),r=t%26;this._expand(e),r>0&&e--;for(var i=0;i<e;i++)this.words[i]=67108863&~this.words[i];return r>0&&(this.words[i]=~this.words[i]&67108863>>26-r),this.strip();},o.prototype.notn=function(t){return this.clone().inotn(t);},o.prototype.setn=function(t,e){n("number"==typeof t&&t>=0);var r=t/26|0,i=t%26;return this._expand(r+1),this.words[r]=e?this.words[r]|1<<i:this.words[r]&~(1<<i),this.strip();},o.prototype.iadd=function(t){var e,r,n;if(0!==this.negative&&0===t.negative)return this.negative=0,e=this.isub(t),this.negative^=1,this._normSign();if(0===this.negative&&0!==t.negative)return t.negative=0,e=this.isub(t),t.negative=1,e._normSign();this.length>t.length?(r=this,n=t):(r=t,n=this);for(var i=0,o=0;o<n.length;o++)e=(0|r.words[o])+(0|n.words[o])+i,this.words[o]=67108863&e,i=e>>>26;for(;0!==i&&o<r.length;o++)e=(0|r.words[o])+i,this.words[o]=67108863&e,i=e>>>26;if(this.length=r.length,0!==i)this.words[this.length]=i,this.length++;else if(r!==this)for(;o<r.length;o++)this.words[o]=r.words[o];return this;},o.prototype.add=function(t){var e;return 0!==t.negative&&0===this.negative?(t.negative=0,e=this.sub(t),t.negative^=1,e):0===t.negative&&0!==this.negative?(this.negative=0,e=t.sub(this),this.negative=1,e):this.length>t.length?this.clone().iadd(t):t.clone().iadd(this);},o.prototype.isub=function(t){if(0!==t.negative){t.negative=0;var e=this.iadd(t);return t.negative=1,e._normSign();}if(0!==this.negative)return this.negative=0,this.iadd(t),this.negative=1,this._normSign();var r,n,i=this.cmp(t);if(0===i)return this.negative=0,this.length=1,this.words[0]=0,this;i>0?(r=this,n=t):(r=t,n=this);for(var o=0,a=0;a<n.length;a++)o=(e=(0|r.words[a])-(0|n.words[a])+o)>>26,this.words[a]=67108863&e;for(;0!==o&&a<r.length;a++)o=(e=(0|r.words[a])+o)>>26,this.words[a]=67108863&e;if(0===o&&a<r.length&&r!==this)for(;a<r.length;a++)this.words[a]=r.words[a];return this.length=Math.max(this.length,a),r!==this&&(this.negative=1),this.strip();},o.prototype.sub=function(t){return this.clone().isub(t);};var p=function(t,e,r){var 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gt=(u+(n=n+Math.imul(h,V)|0)|0)+((8191&(i=(i=i+Math.imul(h,H)|0)+Math.imul(d,V)|0))<<13)|0;u=((o=o+Math.imul(d,H)|0)+(i>>>13)|0)+(gt>>>26)|0,gt&=67108863,n=Math.imul(g,q),i=(i=Math.imul(g,z))+Math.imul(y,q)|0,o=Math.imul(y,z),n=n+Math.imul(p,V)|0,i=(i=i+Math.imul(p,H)|0)+Math.imul(b,V)|0,o=o+Math.imul(b,H)|0;var yt=(u+(n=n+Math.imul(h,K)|0)|0)+((8191&(i=(i=i+Math.imul(h,X)|0)+Math.imul(d,K)|0))<<13)|0;u=((o=o+Math.imul(d,X)|0)+(i>>>13)|0)+(yt>>>26)|0,yt&=67108863,n=Math.imul(w,q),i=(i=Math.imul(w,z))+Math.imul(_,q)|0,o=Math.imul(_,z),n=n+Math.imul(g,V)|0,i=(i=i+Math.imul(g,H)|0)+Math.imul(y,V)|0,o=o+Math.imul(y,H)|0,n=n+Math.imul(p,K)|0,i=(i=i+Math.imul(p,X)|0)+Math.imul(b,K)|0,o=o+Math.imul(b,X)|0;var mt=(u+(n=n+Math.imul(h,Y)|0)|0)+((8191&(i=(i=i+Math.imul(h,J)|0)+Math.imul(d,Y)|0))<<13)|0;u=((o=o+Math.imul(d,J)|0)+(i>>>13)|0)+(mt>>>26)|0,mt&=67108863,n=Math.imul(M,q),i=(i=Math.imul(M,z))+Math.imul(E,q)|0,o=Math.imul(E,z),n=n+Math.imul(w,V)|0,i=(i=i+Math.imul(w,H)|0)+Math.imul(_,V)|0,o=o+Math.imul(_,H)|0,n=n+Math.imul(g,K)|0,i=(i=i+Math.imul(g,X)|0)+Math.imul(y,K)|0,o=o+Math.imul(y,X)|0,n=n+Math.imul(p,Y)|0,i=(i=i+Math.imul(p,J)|0)+Math.imul(b,Y)|0,o=o+Math.imul(b,J)|0;var wt=(u+(n=n+Math.imul(h,Q)|0)|0)+((8191&(i=(i=i+Math.imul(h,tt)|0)+Math.imul(d,Q)|0))<<13)|0;u=((o=o+Math.imul(d,tt)|0)+(i>>>13)|0)+(wt>>>26)|0,wt&=67108863,n=Math.imul(x,q),i=(i=Math.imul(x,z))+Math.imul(A,q)|0,o=Math.imul(A,z),n=n+Math.imul(M,V)|0,i=(i=i+Math.imul(M,H)|0)+Math.imul(E,V)|0,o=o+Math.imul(E,H)|0,n=n+Math.imul(w,K)|0,i=(i=i+Math.imul(w,X)|0)+Math.imul(_,K)|0,o=o+Math.imul(_,X)|0,n=n+Math.imul(g,Y)|0,i=(i=i+Math.imul(g,J)|0)+Math.imul(y,Y)|0,o=o+Math.imul(y,J)|0,n=n+Math.imul(p,Q)|0,i=(i=i+Math.imul(p,tt)|0)+Math.imul(b,Q)|0,o=o+Math.imul(b,tt)|0;var _t=(u+(n=n+Math.imul(h,rt)|0)|0)+((8191&(i=(i=i+Math.imul(h,nt)|0)+Math.imul(d,rt)|0))<<13)|0;u=((o=o+Math.imul(d,nt)|0)+(i>>>13)|0)+(_t>>>26)|0,_t&=67108863,n=Math.imul(I,q),i=(i=Math.imul(I,z))+Math.imul(T,q)|0,o=Math.imul(T,z),n=n+Math.imul(x,V)|0,i=(i=i+Math.imul(x,H)|0)+Math.imul(A,V)|0,o=o+Math.imul(A,H)|0,n=n+Math.imul(M,K)|0,i=(i=i+Math.imul(M,X)|0)+Math.imul(E,K)|0,o=o+Math.imul(E,X)|0,n=n+Math.imul(w,Y)|0,i=(i=i+Math.imul(w,J)|0)+Math.imul(_,Y)|0,o=o+Math.imul(_,J)|0,n=n+Math.imul(g,Q)|0,i=(i=i+Math.imul(g,tt)|0)+Math.imul(y,Q)|0,o=o+Math.imul(y,tt)|0,n=n+Math.imul(p,rt)|0,i=(i=i+Math.imul(p,nt)|0)+Math.imul(b,rt)|0,o=o+Math.imul(b,nt)|0;var St=(u+(n=n+Math.imul(h,ot)|0)|0)+((8191&(i=(i=i+Math.imul(h,at)|0)+Math.imul(d,ot)|0))<<13)|0;u=((o=o+Math.imul(d,at)|0)+(i>>>13)|0)+(St>>>26)|0,St&=67108863,n=Math.imul(P,q),i=(i=Math.imul(P,z))+Math.imul(O,q)|0,o=Math.imul(O,z),n=n+Math.imul(I,V)|0,i=(i=i+Math.imul(I,H)|0)+Math.imul(T,V)|0,o=o+Math.imul(T,H)|0,n=n+Math.imul(x,K)|0,i=(i=i+Math.imul(x,X)|0)+Math.imul(A,K)|0,o=o+Math.imul(A,X)|0,n=n+Math.imul(M,Y)|0,i=(i=i+Math.imul(M,J)|0)+Math.imul(E,Y)|0,o=o+Math.imul(E,J)|0,n=n+Math.imul(w,Q)|0,i=(i=i+Math.imul(w,tt)|0)+Math.imul(_,Q)|0,o=o+Math.imul(_,tt)|0,n=n+Math.imul(g,rt)|0,i=(i=i+Math.imul(g,nt)|0)+Math.imul(y,rt)|0,o=o+Math.imul(y,nt)|0,n=n+Math.imul(p,ot)|0,i=(i=i+Math.imul(p,at)|0)+Math.imul(b,ot)|0,o=o+Math.imul(b,at)|0;var Mt=(u+(n=n+Math.imul(h,ft)|0)|0)+((8191&(i=(i=i+Math.imul(h,ut)|0)+Math.imul(d,ft)|0))<<13)|0;u=((o=o+Math.imul(d,ut)|0)+(i>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,n=Math.imul(L,q),i=(i=Math.imul(L,z))+Math.imul(j,q)|0,o=Math.imul(j,z),n=n+Math.imul(P,V)|0,i=(i=i+Math.imul(P,H)|0)+Math.imul(O,V)|0,o=o+Math.imul(O,H)|0,n=n+Math.imul(I,K)|0,i=(i=i+Math.imul(I,X)|0)+Math.imul(T,K)|0,o=o+Math.imul(T,X)|0,n=n+Math.imul(x,Y)|0,i=(i=i+Math.imul(x,J)|0)+Math.imul(A,Y)|0,o=o+Math.imul(A,J)|0,n=n+Math.imul(M,Q)|0,i=(i=i+Math.imul(M,tt)|0)+Math.imul(E,Q)|0,o=o+Math.imul(E,tt)|0,n=n+Math.imul(w,rt)|0,i=(i=i+Math.imul(w,nt)|0)+Math.imul(_,rt)|0,o=o+Math.imul(_,nt)|0,n=n+Math.imul(g,ot)|0,i=(i=i+Math.imul(g,at)|0)+Math.imul(y,ot)|0,o=o+Math.imul(y,at)|0,n=n+Math.imul(p,ft)|0,i=(i=i+Math.imul(p,ut)|0)+Math.imul(b,ft)|0,o=o+Math.imul(b,ut)|0;var Et=(u+(n=n+Math.imul(h,ht)|0)|0)+((8191&(i=(i=i+Math.imul(h,dt)|0)+Math.imul(d,ht)|0))<<13)|0;u=((o=o+Math.imul(d,dt)|0)+(i>>>13)|0)+(Et>>>26)|0,Et&=67108863,n=Math.imul(D,q),i=(i=Math.imul(D,z))+Math.imul(U,q)|0,o=Math.imul(U,z),n=n+Math.imul(L,V)|0,i=(i=i+Math.imul(L,H)|0)+Math.imul(j,V)|0,o=o+Math.imul(j,H)|0,n=n+Math.imul(P,K)|0,i=(i=i+Math.imul(P,X)|0)+Math.imul(O,K)|0,o=o+Math.imul(O,X)|0,n=n+Math.imul(I,Y)|0,i=(i=i+Math.imul(I,J)|0)+Math.imul(T,Y)|0,o=o+Math.imul(T,J)|0,n=n+Math.imul(x,Q)|0,i=(i=i+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,o=o+Math.imul(A,tt)|0,n=n+Math.imul(M,rt)|0,i=(i=i+Math.imul(M,nt)|0)+Math.imul(E,rt)|0,o=o+Math.imul(E,nt)|0,n=n+Math.imul(w,ot)|0,i=(i=i+Math.imul(w,at)|0)+Math.imul(_,ot)|0,o=o+Math.imul(_,at)|0,n=n+Math.imul(g,ft)|0,i=(i=i+Math.imul(g,ut)|0)+Math.imul(y,ft)|0,o=o+Math.imul(y,ut)|0,n=n+Math.imul(p,ht)|0,i=(i=i+Math.imul(p,dt)|0)+Math.imul(b,ht)|0,o=o+Math.imul(b,dt)|0;var kt=(u+(n=n+Math.imul(h,pt)|0)|0)+((8191&(i=(i=i+Math.imul(h,bt)|0)+Math.imul(d,pt)|0))<<13)|0;u=((o=o+Math.imul(d,bt)|0)+(i>>>13)|0)+(kt>>>26)|0,kt&=67108863,n=Math.imul(D,V),i=(i=Math.imul(D,H))+Math.imul(U,V)|0,o=Math.imul(U,H),n=n+Math.imul(L,K)|0,i=(i=i+Math.imul(L,X)|0)+Math.imul(j,K)|0,o=o+Math.imul(j,X)|0,n=n+Math.imul(P,Y)|0,i=(i=i+Math.imul(P,J)|0)+Math.imul(O,Y)|0,o=o+Math.imul(O,J)|0,n=n+Math.imul(I,Q)|0,i=(i=i+Math.imul(I,tt)|0)+Math.imul(T,Q)|0,o=o+Math.imul(T,tt)|0,n=n+Math.imul(x,rt)|0,i=(i=i+Math.imul(x,nt)|0)+Math.imul(A,rt)|0,o=o+Math.imul(A,nt)|0,n=n+Math.imul(M,ot)|0,i=(i=i+Math.imul(M,at)|0)+Math.imul(E,ot)|0,o=o+Math.imul(E,at)|0,n=n+Math.imul(w,ft)|0,i=(i=i+Math.imul(w,ut)|0)+Math.imul(_,ft)|0,o=o+Math.imul(_,ut)|0,n=n+Math.imul(g,ht)|0,i=(i=i+Math.imul(g,dt)|0)+Math.imul(y,ht)|0,o=o+Math.imul(y,dt)|0;var xt=(u+(n=n+Math.imul(p,pt)|0)|0)+((8191&(i=(i=i+Math.imul(p,bt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((o=o+Math.imul(b,bt)|0)+(i>>>13)|0)+(xt>>>26)|0,xt&=67108863,n=Math.imul(D,K),i=(i=Math.imul(D,X))+Math.imul(U,K)|0,o=Math.imul(U,X),n=n+Math.imul(L,Y)|0,i=(i=i+Math.imul(L,J)|0)+Math.imul(j,Y)|0,o=o+Math.imul(j,J)|0,n=n+Math.imul(P,Q)|0,i=(i=i+Math.imul(P,tt)|0)+Math.imul(O,Q)|0,o=o+Math.imul(O,tt)|0,n=n+Math.imul(I,rt)|0,i=(i=i+Math.imul(I,nt)|0)+Math.imul(T,rt)|0,o=o+Math.imul(T,nt)|0,n=n+Math.imul(x,ot)|0,i=(i=i+Math.imul(x,at)|0)+Math.imul(A,ot)|0,o=o+Math.imul(A,at)|0,n=n+Math.imul(M,ft)|0,i=(i=i+Math.imul(M,ut)|0)+Math.imul(E,ft)|0,o=o+Math.imul(E,ut)|0,n=n+Math.imul(w,ht)|0,i=(i=i+Math.imul(w,dt)|0)+Math.imul(_,ht)|0,o=o+Math.imul(_,dt)|0;var At=(u+(n=n+Math.imul(g,pt)|0)|0)+((8191&(i=(i=i+Math.imul(g,bt)|0)+Math.imul(y,pt)|0))<<13)|0;u=((o=o+Math.imul(y,bt)|0)+(i>>>13)|0)+(At>>>26)|0,At&=67108863,n=Math.imul(D,Y),i=(i=Math.imul(D,J))+Math.imul(U,Y)|0,o=Math.imul(U,J),n=n+Math.imul(L,Q)|0,i=(i=i+Math.imul(L,tt)|0)+Math.imul(j,Q)|0,o=o+Math.imul(j,tt)|0,n=n+Math.imul(P,rt)|0,i=(i=i+Math.imul(P,nt)|0)+Math.imul(O,rt)|0,o=o+Math.imul(O,nt)|0,n=n+Math.imul(I,ot)|0,i=(i=i+Math.imul(I,at)|0)+Math.imul(T,ot)|0,o=o+Math.imul(T,at)|0,n=n+Math.imul(x,ft)|0,i=(i=i+Math.imul(x,ut)|0)+Math.imul(A,ft)|0,o=o+Math.imul(A,ut)|0,n=n+Math.imul(M,ht)|0,i=(i=i+Math.imul(M,dt)|0)+Math.imul(E,ht)|0,o=o+Math.imul(E,dt)|0;var Rt=(u+(n=n+Math.imul(w,pt)|0)|0)+((8191&(i=(i=i+Math.imul(w,bt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((o=o+Math.imul(_,bt)|0)+(i>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,n=Math.imul(D,Q),i=(i=Math.imul(D,tt))+Math.imul(U,Q)|0,o=Math.imul(U,tt),n=n+Math.imul(L,rt)|0,i=(i=i+Math.imul(L,nt)|0)+Math.imul(j,rt)|0,o=o+Math.imul(j,nt)|0,n=n+Math.imul(P,ot)|0,i=(i=i+Math.imul(P,at)|0)+Math.imul(O,ot)|0,o=o+Math.imul(O,at)|0,n=n+Math.imul(I,ft)|0,i=(i=i+Math.imul(I,ut)|0)+Math.imul(T,ft)|0,o=o+Math.imul(T,ut)|0,n=n+Math.imul(x,ht)|0,i=(i=i+Math.imul(x,dt)|0)+Math.imul(A,ht)|0,o=o+Math.imul(A,dt)|0;var It=(u+(n=n+Math.imul(M,pt)|0)|0)+((8191&(i=(i=i+Math.imul(M,bt)|0)+Math.imul(E,pt)|0))<<13)|0;u=((o=o+Math.imul(E,bt)|0)+(i>>>13)|0)+(It>>>26)|0,It&=67108863,n=Math.imul(D,rt),i=(i=Math.imul(D,nt))+Math.imul(U,rt)|0,o=Math.imul(U,nt),n=n+Math.imul(L,ot)|0,i=(i=i+Math.imul(L,at)|0)+Math.imul(j,ot)|0,o=o+Math.imul(j,at)|0,n=n+Math.imul(P,ft)|0,i=(i=i+Math.imul(P,ut)|0)+Math.imul(O,ft)|0,o=o+Math.imul(O,ut)|0,n=n+Math.imul(I,ht)|0,i=(i=i+Math.imul(I,dt)|0)+Math.imul(T,ht)|0,o=o+Math.imul(T,dt)|0;var Tt=(u+(n=n+Math.imul(x,pt)|0)|0)+((8191&(i=(i=i+Math.imul(x,bt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((o=o+Math.imul(A,bt)|0)+(i>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,n=Math.imul(D,ot),i=(i=Math.imul(D,at))+Math.imul(U,ot)|0,o=Math.imul(U,at),n=n+Math.imul(L,ft)|0,i=(i=i+Math.imul(L,ut)|0)+Math.imul(j,ft)|0,o=o+Math.imul(j,ut)|0,n=n+Math.imul(P,ht)|0,i=(i=i+Math.imul(P,dt)|0)+Math.imul(O,ht)|0,o=o+Math.imul(O,dt)|0;var Bt=(u+(n=n+Math.imul(I,pt)|0)|0)+((8191&(i=(i=i+Math.imul(I,bt)|0)+Math.imul(T,pt)|0))<<13)|0;u=((o=o+Math.imul(T,bt)|0)+(i>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,n=Math.imul(D,ft),i=(i=Math.imul(D,ut))+Math.imul(U,ft)|0,o=Math.imul(U,ut),n=n+Math.imul(L,ht)|0,i=(i=i+Math.imul(L,dt)|0)+Math.imul(j,ht)|0,o=o+Math.imul(j,dt)|0;var Pt=(u+(n=n+Math.imul(P,pt)|0)|0)+((8191&(i=(i=i+Math.imul(P,bt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((o=o+Math.imul(O,bt)|0)+(i>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,n=Math.imul(D,ht),i=(i=Math.imul(D,dt))+Math.imul(U,ht)|0,o=Math.imul(U,dt);var Ot=(u+(n=n+Math.imul(L,pt)|0)|0)+((8191&(i=(i=i+Math.imul(L,bt)|0)+Math.imul(j,pt)|0))<<13)|0;u=((o=o+Math.imul(j,bt)|0)+(i>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Ct=(u+(n=Math.imul(D,pt))|0)+((8191&(i=(i=Math.imul(D,bt))+Math.imul(U,pt)|0))<<13)|0;return u=((o=Math.imul(U,bt))+(i>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,f[0]=vt,f[1]=gt,f[2]=yt,f[3]=mt,f[4]=wt,f[5]=_t,f[6]=St,f[7]=Mt,f[8]=Et,f[9]=kt,f[10]=xt,f[11]=At,f[12]=Rt,f[13]=It,f[14]=Tt,f[15]=Bt,f[16]=Pt,f[17]=Ot,f[18]=Ct,0!==u&&(f[19]=u,r.length++),r;};function b(t,e,r){return new v().mulp(t,e,r);}function v(t,e){this.x=t,this.y=e;}Math.imul||(p=l),o.prototype.mulTo=function(t,e){var r=this.length+t.length;return 10===this.length&&10===t.length?p(this,t,e):r<63?l(this,t,e):r<1024?function(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var n=0,i=0,o=0;o<r.length-1;o++){var a=i;i=0;for(var s=67108863&n,f=Math.min(o,e.length-1),u=Math.max(0,o-t.length+1);u<=f;u++){var c=o-u,h=(0|t.words[c])*(0|e.words[u]),d=67108863&h;s=67108863&(d=d+s|0),i+=(a=(a=a+(h/67108864|0)|0)+(d>>>26)|0)>>>26,a&=67108863;}r.words[o]=s,n=a,a=i;}return 0!==n?r.words[o]=n:r.length--,r.strip();}(this,t,e):b(this,t,e);},v.prototype.makeRBT=function(t){for(var e=new Array(t),r=o.prototype._countBits(t)-1,n=0;n<t;n++)e[n]=this.revBin(n,r,t);return e;},v.prototype.revBin=function(t,e,r){if(0===t||t===r-1)return t;for(var n=0,i=0;i<e;i++)n|=(1&t)<<e-i-1,t>>=1;return n;},v.prototype.permute=function(t,e,r,n,i,o){for(var a=0;a<o;a++)n[a]=e[t[a]],i[a]=r[t[a]];},v.prototype.transform=function(t,e,r,n,i,o){this.permute(o,t,e,r,n,i);for(var a=1;a<i;a<<=1)for(var s=a<<1,f=Math.cos(2*Math.PI/s),u=Math.sin(2*Math.PI/s),c=0;c<i;c+=s)for(var h=f,d=u,l=0;l<a;l++){var p=r[c+l],b=n[c+l],v=r[c+l+a],g=n[c+l+a],y=h*v-d*g;g=h*g+d*v,v=y,r[c+l]=p+v,n[c+l]=b+g,r[c+l+a]=p-v,n[c+l+a]=b-g,l!==s&&(y=f*h-u*d,d=f*d+u*h,h=y);}},v.prototype.guessLen13b=function(t,e){var r=1|Math.max(e,t),n=1&r,i=0;for(r=r/2|0;r;r>>>=1)i++;return 1<<i+1+n;},v.prototype.conjugate=function(t,e,r){if(!(r<=1))for(var n=0;n<r/2;n++){var i=t[n];t[n]=t[r-n-1],t[r-n-1]=i,i=e[n],e[n]=-e[r-n-1],e[r-n-1]=-i;}},v.prototype.normalize13b=function(t,e){for(var r=0,n=0;n<e/2;n++){var i=8192*Math.round(t[2*n+1]/e)+Math.round(t[2*n]/e)+r;t[n]=67108863&i,r=i<67108864?0:i/67108864|0;}return t;},v.prototype.convert13b=function(t,e,r,i){for(var o=0,a=0;a<e;a++)o+=0|t[a],r[2*a]=8191&o,o>>>=13,r[2*a+1]=8191&o,o>>>=13;for(a=2*e;a<i;++a)r[a]=0;n(0===o),n(0==(-8192&o));},v.prototype.stub=function(t){for(var e=new Array(t),r=0;r<t;r++)e[r]=0;return e;},v.prototype.mulp=function(t,e,r){var n=2*this.guessLen13b(t.length,e.length),i=this.makeRBT(n),o=this.stub(n),a=new Array(n),s=new Array(n),f=new Array(n),u=new Array(n),c=new Array(n),h=new Array(n),d=r.words;d.length=n,this.convert13b(t.words,t.length,a,n),this.convert13b(e.words,e.length,u,n),this.transform(a,o,s,f,n,i),this.transform(u,o,c,h,n,i);for(var l=0;l<n;l++){var p=s[l]*c[l]-f[l]*h[l];f[l]=s[l]*h[l]+f[l]*c[l],s[l]=p;}return this.conjugate(s,f,n),this.transform(s,f,d,o,n,i),this.conjugate(d,o,n),this.normalize13b(d,n),r.negative=t.negative^e.negative,r.length=t.length+e.length,r.strip();},o.prototype.mul=function(t){var e=new o(null);return e.words=new Array(this.length+t.length),this.mulTo(t,e);},o.prototype.mulf=function(t){var e=new o(null);return e.words=new Array(this.length+t.length),b(this,t,e);},o.prototype.imul=function(t){return this.clone().mulTo(t,this);},o.prototype.imuln=function(t){n("number"==typeof t),n(t<67108864);for(var e=0,r=0;r<this.length;r++){var i=(0|this.words[r])*t,o=(67108863&i)+(67108863&e);e>>=26,e+=i/67108864|0,e+=o>>>26,this.words[r]=67108863&o;}return 0!==e&&(this.words[r]=e,this.length++),this;},o.prototype.muln=function(t){return this.clone().imuln(t);},o.prototype.sqr=function(){return this.mul(this);},o.prototype.isqr=function(){return this.imul(this.clone());},o.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r<e.length;r++){var n=r/26|0,i=r%26;e[r]=(t.words[n]&1<<i)>>>i;}return e;}(t);if(0===e.length)return new o(1);for(var r=this,n=0;n<e.length&&0===e[n];n++,r=r.sqr());if(++n<e.length)for(var i=r.sqr();n<e.length;n++,i=i.sqr())0!==e[n]&&(r=r.mul(i));return r;},o.prototype.iushln=function(t){n("number"==typeof t&&t>=0);var e,r=t%26,i=(t-r)/26,o=67108863>>>26-r<<26-r;if(0!==r){var a=0;for(e=0;e<this.length;e++){var s=this.words[e]&o,f=(0|this.words[e])-s<<r;this.words[e]=f|a,a=s>>>26-r;}a&&(this.words[e]=a,this.length++);}if(0!==i){for(e=this.length-1;e>=0;e--)this.words[e+i]=this.words[e];for(e=0;e<i;e++)this.words[e]=0;this.length+=i;}return this.strip();},o.prototype.ishln=function(t){return n(0===this.negative),this.iushln(t);},o.prototype.iushrn=function(t,e,r){var i;n("number"==typeof t&&t>=0),i=e?(e-e%26)/26:0;var o=t%26,a=Math.min((t-o)/26,this.length),s=67108863^67108863>>>o<<o,f=r;if(i-=a,i=Math.max(0,i),f){for(var u=0;u<a;u++)f.words[u]=this.words[u];f.length=a;}if(0===a);else if(this.length>a)for(this.length-=a,u=0;u<this.length;u++)this.words[u]=this.words[u+a];else this.words[0]=0,this.length=1;var c=0;for(u=this.length-1;u>=0&&(0!==c||u>=i);u--){var h=0|this.words[u];this.words[u]=c<<26-o|h>>>o,c=h&s;}return f&&0!==c&&(f.words[f.length++]=c),0===this.length&&(this.words[0]=0,this.length=1),this.strip();},o.prototype.ishrn=function(t,e,r){return n(0===this.negative),this.iushrn(t,e,r);},o.prototype.shln=function(t){return this.clone().ishln(t);},o.prototype.ushln=function(t){return this.clone().iushln(t);},o.prototype.shrn=function(t){return this.clone().ishrn(t);},o.prototype.ushrn=function(t){return this.clone().iushrn(t);},o.prototype.testn=function(t){n("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,i=1<<e;return!(this.length<=r)&&!!(this.words[r]&i);},o.prototype.imaskn=function(t){n("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26;if(n(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var i=67108863^67108863>>>e<<e;this.words[this.length-1]&=i;}return this.strip();},o.prototype.maskn=function(t){return this.clone().imaskn(t);},o.prototype.iaddn=function(t){return n("number"==typeof t),n(t<67108864),t<0?this.isubn(-t):0!==this.negative?1===this.length&&(0|this.words[0])<t?(this.words[0]=t-(0|this.words[0]),this.negative=0,this):(this.negative=0,this.isubn(t),this.negative=1,this):this._iaddn(t);},o.prototype._iaddn=function(t){this.words[0]+=t;for(var e=0;e<this.length&&this.words[e]>=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this;},o.prototype.isubn=function(t){if(n("number"==typeof t),n(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e<this.length&&this.words[e]<0;e++)this.words[e]+=67108864,this.words[e+1]-=1;return this.strip();},o.prototype.addn=function(t){return this.clone().iaddn(t);},o.prototype.subn=function(t){return this.clone().isubn(t);},o.prototype.iabs=function(){return this.negative=0,this;},o.prototype.abs=function(){return this.clone().iabs();},o.prototype._ishlnsubmul=function(t,e,r){var i,o,a=t.length+r;this._expand(a);var s=0;for(i=0;i<t.length;i++){o=(0|this.words[i+r])+s;var f=(0|t.words[i])*e;s=((o-=67108863&f)>>26)-(f/67108864|0),this.words[i+r]=67108863&o;}for(;i<this.length-r;i++)s=(o=(0|this.words[i+r])+s)>>26,this.words[i+r]=67108863&o;if(0===s)return this.strip();for(n(-1===s),s=0,i=0;i<this.length;i++)s=(o=-(0|this.words[i])+s)>>26,this.words[i]=67108863&o;return this.negative=1,this.strip();},o.prototype._wordDiv=function(t,e){var r=(this.length,t.length),n=this.clone(),i=t,a=0|i.words[i.length-1];0!==(r=26-this._countBits(a))&&(i=i.ushln(r),n.iushln(r),a=0|i.words[i.length-1]);var s,f=n.length-i.length;if("mod"!==e){(s=new o(null)).length=f+1,s.words=new Array(s.length);for(var u=0;u<s.length;u++)s.words[u]=0;}var c=n.clone()._ishlnsubmul(i,1,f);0===c.negative&&(n=c,s&&(s.words[f]=1));for(var h=f-1;h>=0;h--){var d=67108864*(0|n.words[i.length+h])+(0|n.words[i.length+h-1]);for(d=Math.min(d/a|0,67108863),n._ishlnsubmul(i,d,h);0!==n.negative;)d--,n.negative=0,n._ishlnsubmul(i,1,h),n.isZero()||(n.negative^=1);s&&(s.words[h]=d);}return s&&s.strip(),n.strip(),"div"!==e&&0!==r&&n.iushrn(r),{div:s||null,mod:n};},o.prototype.divmod=function(t,e,r){return n(!t.isZero()),this.isZero()?{div:new o(0),mod:new o(0)}:0!==this.negative&&0===t.negative?(s=this.neg().divmod(t,e),"mod"!==e&&(i=s.div.neg()),"div"!==e&&(a=s.mod.neg(),r&&0!==a.negative&&a.iadd(t)),{div:i,mod:a}):0===this.negative&&0!==t.negative?(s=this.divmod(t.neg(),e),"mod"!==e&&(i=s.div.neg()),{div:i,mod:s.mod}):0!=(this.negative&t.negative)?(s=this.neg().divmod(t.neg(),e),"div"!==e&&(a=s.mod.neg(),r&&0!==a.negative&&a.isub(t)),{div:s.div,mod:a}):t.length>this.length||this.cmp(t)<0?{div:new o(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new o(this.modn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new o(this.modn(t.words[0]))}:this._wordDiv(t,e);var i,a,s;},o.prototype.div=function(t){return this.divmod(t,"div",!1).div;},o.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod;},o.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod;},o.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,n=t.ushrn(1),i=t.andln(1),o=r.cmp(n);return o<0||1===i&&0===o?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1);},o.prototype.modn=function(t){n(t<=67108863);for(var e=(1<<26)%t,r=0,i=this.length-1;i>=0;i--)r=(e*r+(0|this.words[i]))%t;return r;},o.prototype.idivn=function(t){n(t<=67108863);for(var e=0,r=this.length-1;r>=0;r--){var i=(0|this.words[r])+67108864*e;this.words[r]=i/t|0,e=i%t;}return this.strip();},o.prototype.divn=function(t){return this.clone().idivn(t);},o.prototype.egcd=function(t){n(0===t.negative),n(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var i=new o(1),a=new o(0),s=new o(0),f=new o(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var c=r.clone(),h=e.clone();!e.isZero();){for(var d=0,l=1;0==(e.words[0]&l)&&d<26;++d,l<<=1);if(d>0)for(e.iushrn(d);d-->0;)(i.isOdd()||a.isOdd())&&(i.iadd(c),a.isub(h)),i.iushrn(1),a.iushrn(1);for(var p=0,b=1;0==(r.words[0]&b)&&p<26;++p,b<<=1);if(p>0)for(r.iushrn(p);p-->0;)(s.isOdd()||f.isOdd())&&(s.iadd(c),f.isub(h)),s.iushrn(1),f.iushrn(1);e.cmp(r)>=0?(e.isub(r),i.isub(s),a.isub(f)):(r.isub(e),s.isub(i),f.isub(a));}return{a:s,b:f,gcd:r.iushln(u)};},o.prototype._invmp=function(t){n(0===t.negative),n(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var i,a=new o(1),s=new o(0),f=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,c=1;0==(e.words[0]&c)&&u<26;++u,c<<=1);if(u>0)for(e.iushrn(u);u-->0;)a.isOdd()&&a.iadd(f),a.iushrn(1);for(var h=0,d=1;0==(r.words[0]&d)&&h<26;++h,d<<=1);if(h>0)for(r.iushrn(h);h-->0;)s.isOdd()&&s.iadd(f),s.iushrn(1);e.cmp(r)>=0?(e.isub(r),a.isub(s)):(r.isub(e),s.isub(a));}return(i=0===e.cmpn(1)?a:s).cmpn(0)<0&&i.iadd(t),i;},o.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var e=this.clone(),r=t.clone();e.negative=0,r.negative=0;for(var n=0;e.isEven()&&r.isEven();n++)e.iushrn(1),r.iushrn(1);for(;;){for(;e.isEven();)e.iushrn(1);for(;r.isEven();)r.iushrn(1);var i=e.cmp(r);if(i<0){var o=e;e=r,r=o;}else if(0===i||0===r.cmpn(1))break;e.isub(r);}return r.iushln(n);},o.prototype.invm=function(t){return this.egcd(t).a.umod(t);},o.prototype.isEven=function(){return 0==(1&this.words[0]);},o.prototype.isOdd=function(){return 1==(1&this.words[0]);},o.prototype.andln=function(t){return this.words[0]&t;},o.prototype.bincn=function(t){n("number"==typeof t);var e=t%26,r=(t-e)/26,i=1<<e;if(this.length<=r)return this._expand(r+1),this.words[r]|=i,this;for(var o=i,a=r;0!==o&&a<this.length;a++){var s=0|this.words[a];o=(s+=o)>>>26,s&=67108863,this.words[a]=s;}return 0!==o&&(this.words[a]=o,this.length++),this;},o.prototype.isZero=function(){return 1===this.length&&0===this.words[0];},o.prototype.cmpn=function(t){var e,r=t<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this.strip(),this.length>1)e=1;else{r&&(t=-t),n(t<=67108863,"Number is too big");var i=0|this.words[0];e=i===t?0:i<t?-1:1;}return 0!==this.negative?0|-e:e;},o.prototype.cmp=function(t){if(0!==this.negative&&0===t.negative)return-1;if(0===this.negative&&0!==t.negative)return 1;var e=this.ucmp(t);return 0!==this.negative?0|-e:e;},o.prototype.ucmp=function(t){if(this.length>t.length)return 1;if(this.length<t.length)return-1;for(var e=0,r=this.length-1;r>=0;r--){var n=0|this.words[r],i=0|t.words[r];if(n!==i){n<i?e=-1:n>i&&(e=1);break;}}return e;},o.prototype.gtn=function(t){return 1===this.cmpn(t);},o.prototype.gt=function(t){return 1===this.cmp(t);},o.prototype.gten=function(t){return this.cmpn(t)>=0;},o.prototype.gte=function(t){return this.cmp(t)>=0;},o.prototype.ltn=function(t){return-1===this.cmpn(t);},o.prototype.lt=function(t){return-1===this.cmp(t);},o.prototype.lten=function(t){return this.cmpn(t)<=0;},o.prototype.lte=function(t){return this.cmp(t)<=0;},o.prototype.eqn=function(t){return 0===this.cmpn(t);},o.prototype.eq=function(t){return 0===this.cmp(t);},o.red=function(t){return new M(t);},o.prototype.toRed=function(t){return n(!this.red,"Already a number in reduction context"),n(0===this.negative,"red works only with positives"),t.convertTo(this)._forceRed(t);},o.prototype.fromRed=function(){return n(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this);},o.prototype._forceRed=function(t){return this.red=t,this;},o.prototype.forceRed=function(t){return n(!this.red,"Already a number in reduction context"),this._forceRed(t);},o.prototype.redAdd=function(t){return n(this.red,"redAdd works only with red numbers"),this.red.add(this,t);},o.prototype.redIAdd=function(t){return n(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,t);},o.prototype.redSub=function(t){return n(this.red,"redSub works only with red numbers"),this.red.sub(this,t);},o.prototype.redISub=function(t){return n(this.red,"redISub works only with red numbers"),this.red.isub(this,t);},o.prototype.redShl=function(t){return n(this.red,"redShl works only with red numbers"),this.red.shl(this,t);},o.prototype.redMul=function(t){return n(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.mul(this,t);},o.prototype.redIMul=function(t){return n(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.imul(this,t);},o.prototype.redSqr=function(){return n(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this);},o.prototype.redISqr=function(){return n(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this);},o.prototype.redSqrt=function(){return n(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this);},o.prototype.redInvm=function(){return n(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this);},o.prototype.redNeg=function(){return n(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this);},o.prototype.redPow=function(t){return n(this.red&&!t.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,t);};var g={k256:null,p224:null,p192:null,p25519:null};function y(t,e){this.name=t,this.p=new o(e,16),this.n=this.p.bitLength(),this.k=new o(1).iushln(this.n).isub(this.p),this.tmp=this._tmp();}function m(){y.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f");}function w(){y.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001");}function _(){y.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff");}function S(){y.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed");}function M(t){if("string"==typeof t){var e=o._prime(t);this.m=e.p,this.prime=e;}else n(t.gtn(1),"modulus must be greater than 1"),this.m=t,this.prime=null;}function E(t){M.call(this,t),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new o(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv);}y.prototype._tmp=function(){var t=new o(null);return t.words=new Array(Math.ceil(this.n/13)),t;},y.prototype.ireduce=function(t){var e,r=t;do{this.split(r,this.tmp),e=(r=(r=this.imulK(r)).iadd(this.tmp)).bitLength();}while(e>this.n);var n=e<this.n?-1:r.ucmp(this.p);return 0===n?(r.words[0]=0,r.length=1):n>0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r;},y.prototype.split=function(t,e){t.iushrn(this.n,0,e);},y.prototype.imulK=function(t){return t.imul(this.k);},i(m,y),m.prototype.split=function(t,e){for(var r=4194303,n=Math.min(t.length,9),i=0;i<n;i++)e.words[i]=t.words[i];if(e.length=n,t.length<=9)return t.words[0]=0,void(t.length=1);var o=t.words[9];for(e.words[e.length++]=o&r,i=10;i<t.length;i++){var a=0|t.words[i];t.words[i-10]=(a&r)<<4|o>>>22,o=a;}o>>>=22,t.words[i-10]=o,0===o&&t.length>10?t.length-=10:t.length-=9;},m.prototype.imulK=function(t){t.words[t.length]=0,t.words[t.length+1]=0,t.length+=2;for(var e=0,r=0;r<t.length;r++){var n=0|t.words[r];e+=977*n,t.words[r]=67108863&e,e=64*n+(e/67108864|0);}return 0===t.words[t.length-1]&&(t.length--,0===t.words[t.length-1]&&t.length--),t;},i(w,y),i(_,y),i(S,y),S.prototype.imulK=function(t){for(var e=0,r=0;r<t.length;r++){var n=19*(0|t.words[r])+e,i=67108863&n;n>>>=26,t.words[r]=i,e=n;}return 0!==e&&(t.words[t.length++]=e),t;},o._prime=function(t){if(g[t])return g[t];var e;if("k256"===t)e=new m();else if("p224"===t)e=new w();else if("p192"===t)e=new _();else{if("p25519"!==t)throw new Error("Unknown prime "+t);e=new S();}return g[t]=e,e;},M.prototype._verify1=function(t){n(0===t.negative,"red works only with positives"),n(t.red,"red works only with red numbers");},M.prototype._verify2=function(t,e){n(0==(t.negative|e.negative),"red works only with positives"),n(t.red&&t.red===e.red,"red works only with red numbers");},M.prototype.imod=function(t){return this.prime?this.prime.ireduce(t)._forceRed(this):t.umod(this.m)._forceRed(this);},M.prototype.neg=function(t){return t.isZero()?t.clone():this.m.sub(t)._forceRed(this);},M.prototype.add=function(t,e){this._verify2(t,e);var r=t.add(e);return r.cmp(this.m)>=0&&r.isub(this.m),r._forceRed(this);},M.prototype.iadd=function(t,e){this._verify2(t,e);var r=t.iadd(e);return r.cmp(this.m)>=0&&r.isub(this.m),r;},M.prototype.sub=function(t,e){this._verify2(t,e);var r=t.sub(e);return r.cmpn(0)<0&&r.iadd(this.m),r._forceRed(this);},M.prototype.isub=function(t,e){this._verify2(t,e);var r=t.isub(e);return r.cmpn(0)<0&&r.iadd(this.m),r;},M.prototype.shl=function(t,e){return this._verify1(t),this.imod(t.ushln(e));},M.prototype.imul=function(t,e){return this._verify2(t,e),this.imod(t.imul(e));},M.prototype.mul=function(t,e){return this._verify2(t,e),this.imod(t.mul(e));},M.prototype.isqr=function(t){return this.imul(t,t.clone());},M.prototype.sqr=function(t){return this.mul(t,t);},M.prototype.sqrt=function(t){if(t.isZero())return t.clone();var e=this.m.andln(3);if(n(e%2==1),3===e){var r=this.m.add(new o(1)).iushrn(2);return this.pow(t,r);}for(var i=this.m.subn(1),a=0;!i.isZero()&&0===i.andln(1);)a++,i.iushrn(1);n(!i.isZero());var s=new o(1).toRed(this),f=s.redNeg(),u=this.m.subn(1).iushrn(1),c=this.m.bitLength();for(c=new o(2*c*c).toRed(this);0!==this.pow(c,u).cmp(f);)c.redIAdd(f);for(var h=this.pow(c,i),d=this.pow(t,i.addn(1).iushrn(1)),l=this.pow(t,i),p=a;0!==l.cmp(s);){for(var b=l,v=0;0!==b.cmp(s);v++)b=b.redSqr();n(v<p);var g=this.pow(h,new o(1).iushln(p-v-1));d=d.redMul(g),h=g.redSqr(),l=l.redMul(h),p=v;}return d;},M.prototype.invm=function(t){var e=t._invmp(this.m);return 0!==e.negative?(e.negative=0,this.imod(e).redNeg()):this.imod(e);},M.prototype.pow=function(t,e){if(e.isZero())return new o(1).toRed(this);if(0===e.cmpn(1))return t.clone();var r=new Array(16);r[0]=new o(1).toRed(this),r[1]=t;for(var n=2;n<r.length;n++)r[n]=this.mul(r[n-1],t);var i=r[0],a=0,s=0,f=e.bitLength()%26;for(0===f&&(f=26),n=e.length-1;n>=0;n--){for(var u=e.words[n],c=f-1;c>=0;c--){var h=u>>c&1;i!==r[0]&&(i=this.sqr(i)),0!==h||0!==a?(a<<=1,a|=h,(4===++s||0===n&&0===c)&&(i=this.mul(i,r[a]),s=0,a=0)):s=0;}f=26;}return i;},M.prototype.convertTo=function(t){var e=t.umod(this.m);return e===t?e.clone():e;},M.prototype.convertFrom=function(t){var e=t.clone();return e.red=null,e;},o.mont=function(t){return new E(t);},i(E,M),E.prototype.convertTo=function(t){return this.imod(t.ushln(this.shift));},E.prototype.convertFrom=function(t){var e=this.imod(t.mul(this.rinv));return e.red=null,e;},E.prototype.imul=function(t,e){if(t.isZero()||e.isZero())return 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s=this.words[a],f=(16777215&(s<<i|o)).toString(16);r=0!==(o=s>>>24-i&16777215)||a!==this.length-1?d[6-f.length]+f+r:f+r,(i+=2)>=26&&(i-=26,a--);}for(0!==o&&(r=o.toString(16)+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r;}if(t===(0|t)&&t>=2&&t<=36){var u=l[t],c=p[t];r="";var h=this.clone();for(h.negative=0;!h.isZero();){var b=h.modrn(c).toString(t);r=(h=h.idivn(c)).isZero()?b+r:d[u-b.length]+b+r;}for(this.isZero()&&(r="0"+r);r.length%e!=0;)r="0"+r;return 0!==this.negative&&(r="-"+r),r;}n(!1,"Base should be between 2 and 36");},o.prototype.toNumber=function(){var t=this.words[0];return 2===this.length?t+=67108864*this.words[1]:3===this.length&&1===this.words[2]?t+=4503599627370496+67108864*this.words[1]:this.length>2&&n(!1,"Number can only safely store up to 53 bits"),0!==this.negative?-t:t;},o.prototype.toJSON=function(){return this.toString(16,2);},a&&(o.prototype.toBuffer=function(t,e){return this.toArrayLike(a,t,e);}),o.prototype.toArray=function(t,e){return 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a=this.words[i]<<o|n;t[r++]=255&a,r<t.length&&(t[r++]=a>>8&255),r<t.length&&(t[r++]=a>>16&255),6===o?(r<t.length&&(t[r++]=a>>24&255),n=0,o=0):(n=a>>>24,o+=2);}if(r<t.length)for(t[r++]=n;r<t.length;)t[r++]=0;},o.prototype._toArrayLikeBE=function(t,e){for(var r=t.length-1,n=0,i=0,o=0;i<this.length;i++){var a=this.words[i]<<o|n;t[r--]=255&a,r>=0&&(t[r--]=a>>8&255),r>=0&&(t[r--]=a>>16&255),6===o?(r>=0&&(t[r--]=a>>24&255),n=0,o=0):(n=a>>>24,o+=2);}if(r>=0)for(t[r--]=n;r>=0;)t[r--]=0;},Math.clz32?o.prototype._countBits=function(t){return 32-Math.clz32(t);}:o.prototype._countBits=function(t){var e=t,r=0;return e>=4096&&(r+=13,e>>>=13),e>=64&&(r+=7,e>>>=7),e>=8&&(r+=4,e>>>=4),e>=2&&(r+=2,e>>>=2),r+e;},o.prototype._zeroBits=function(t){if(0===t)return 26;var e=t,r=0;return 0==(8191&e)&&(r+=13,e>>>=13),0==(127&e)&&(r+=7,e>>>=7),0==(15&e)&&(r+=4,e>>>=4),0==(3&e)&&(r+=2,e>>>=2),0==(1&e)&&r++,r;},o.prototype.bitLength=function(){var t=this.words[this.length-1],e=this._countBits(t);return 26*(this.length-1)+e;},o.prototype.zeroBits=function(){if(this.isZero())return 0;for(var t=0,e=0;e<this.length;e++){var r=this._zeroBits(this.words[e]);if(t+=r,26!==r)break;}return t;},o.prototype.byteLength=function(){return Math.ceil(this.bitLength()/8);},o.prototype.toTwos=function(t){return 0!==this.negative?this.abs().inotn(t).iaddn(1):this.clone();},o.prototype.fromTwos=function(t){return this.testn(t-1)?this.notn(t).iaddn(1).ineg():this.clone();},o.prototype.isNeg=function(){return 0!==this.negative;},o.prototype.neg=function(){return this.clone().ineg();},o.prototype.ineg=function(){return this.isZero()||(this.negative^=1),this;},o.prototype.iuor=function(t){for(;this.length<t.length;)this.words[this.length++]=0;for(var e=0;e<t.length;e++)this.words[e]=this.words[e]|t.words[e];return this._strip();},o.prototype.ior=function(t){return n(0==(this.negative|t.negative)),this.iuor(t);},o.prototype.or=function(t){return this.length>t.length?this.clone().ior(t):t.clone().ior(this);},o.prototype.uor=function(t){return this.length>t.length?this.clone().iuor(t):t.clone().iuor(this);},o.prototype.iuand=function(t){var e;e=this.length>t.length?t:this;for(var r=0;r<e.length;r++)this.words[r]=this.words[r]&t.words[r];return this.length=e.length,this._strip();},o.prototype.iand=function(t){return n(0==(this.negative|t.negative)),this.iuand(t);},o.prototype.and=function(t){return this.length>t.length?this.clone().iand(t):t.clone().iand(this);},o.prototype.uand=function(t){return this.length>t.length?this.clone().iuand(t):t.clone().iuand(this);},o.prototype.iuxor=function(t){var e,r;this.length>t.length?(e=this,r=t):(e=t,r=this);for(var n=0;n<r.length;n++)this.words[n]=e.words[n]^r.words[n];if(this!==e)for(;n<e.length;n++)this.words[n]=e.words[n];return this.length=e.length,this._strip();},o.prototype.ixor=function(t){return n(0==(this.negative|t.negative)),this.iuxor(t);},o.prototype.xor=function(t){return this.length>t.length?this.clone().ixor(t):t.clone().ixor(this);},o.prototype.uxor=function(t){return this.length>t.length?this.clone().iuxor(t):t.clone().iuxor(this);},o.prototype.inotn=function(t){n("number"==typeof t&&t>=0);var e=0|Math.ceil(t/26),r=t%26;this._expand(e),r>0&&e--;for(var i=0;i<e;i++)this.words[i]=67108863&~this.words[i];return r>0&&(this.words[i]=~this.words[i]&67108863>>26-r),this._strip();},o.prototype.notn=function(t){return this.clone().inotn(t);},o.prototype.setn=function(t,e){n("number"==typeof t&&t>=0);var r=t/26|0,i=t%26;return this._expand(r+1),this.words[r]=e?this.words[r]|1<<i:this.words[r]&~(1<<i),this._strip();},o.prototype.iadd=function(t){var e,r,n;if(0!==this.negative&&0===t.negative)return this.negative=0,e=this.isub(t),this.negative^=1,this._normSign();if(0===this.negative&&0!==t.negative)return t.negative=0,e=this.isub(t),t.negative=1,e._normSign();this.length>t.length?(r=this,n=t):(r=t,n=this);for(var i=0,o=0;o<n.length;o++)e=(0|r.words[o])+(0|n.words[o])+i,this.words[o]=67108863&e,i=e>>>26;for(;0!==i&&o<r.length;o++)e=(0|r.words[o])+i,this.words[o]=67108863&e,i=e>>>26;if(this.length=r.length,0!==i)this.words[this.length]=i,this.length++;else if(r!==this)for(;o<r.length;o++)this.words[o]=r.words[o];return this;},o.prototype.add=function(t){var e;return 0!==t.negative&&0===this.negative?(t.negative=0,e=this.sub(t),t.negative^=1,e):0===t.negative&&0!==this.negative?(this.negative=0,e=t.sub(this),this.negative=1,e):this.length>t.length?this.clone().iadd(t):t.clone().iadd(this);},o.prototype.isub=function(t){if(0!==t.negative){t.negative=0;var e=this.iadd(t);return t.negative=1,e._normSign();}if(0!==this.negative)return this.negative=0,this.iadd(t),this.negative=1,this._normSign();var r,n,i=this.cmp(t);if(0===i)return this.negative=0,this.length=1,this.words[0]=0,this;i>0?(r=this,n=t):(r=t,n=this);for(var o=0,a=0;a<n.length;a++)o=(e=(0|r.words[a])-(0|n.words[a])+o)>>26,this.words[a]=67108863&e;for(;0!==o&&a<r.length;a++)o=(e=(0|r.words[a])+o)>>26,this.words[a]=67108863&e;if(0===o&&a<r.length&&r!==this)for(;a<r.length;a++)this.words[a]=r.words[a];return this.length=Math.max(this.length,a),r!==this&&(this.negative=1),this._strip();},o.prototype.sub=function(t){return this.clone().isub(t);};var v=function(t,e,r){var n,i,o,a=t.words,s=e.words,f=r.words,u=0,c=0|a[0],h=8191&c,d=c>>>13,l=0|a[1],p=8191&l,b=l>>>13,v=0|a[2],g=8191&v,y=v>>>13,m=0|a[3],w=8191&m,_=m>>>13,S=0|a[4],M=8191&S,E=S>>>13,k=0|a[5],x=8191&k,A=k>>>13,R=0|a[6],I=8191&R,T=R>>>13,B=0|a[7],P=8191&B,O=B>>>13,C=0|a[8],L=8191&C,j=C>>>13,N=0|a[9],D=8191&N,U=N>>>13,F=0|s[0],q=8191&F,z=F>>>13,W=0|s[1],V=8191&W,H=W>>>13,G=0|s[2],K=8191&G,X=G>>>13,Z=0|s[3],Y=8191&Z,J=Z>>>13,$=0|s[4],Q=8191&$,tt=$>>>13,et=0|s[5],rt=8191&et,nt=et>>>13,it=0|s[6],ot=8191&it,at=it>>>13,st=0|s[7],ft=8191&st,ut=st>>>13,ct=0|s[8],ht=8191&ct,dt=ct>>>13,lt=0|s[9],pt=8191<,bt=lt>>>13;r.negative=t.negative^e.negative,r.length=19;var vt=(u+(n=Math.imul(h,q))|0)+((8191&(i=(i=Math.imul(h,z))+Math.imul(d,q)|0))<<13)|0;u=((o=Math.imul(d,z))+(i>>>13)|0)+(vt>>>26)|0,vt&=67108863,n=Math.imul(p,q),i=(i=Math.imul(p,z))+Math.imul(b,q)|0,o=Math.imul(b,z);var gt=(u+(n=n+Math.imul(h,V)|0)|0)+((8191&(i=(i=i+Math.imul(h,H)|0)+Math.imul(d,V)|0))<<13)|0;u=((o=o+Math.imul(d,H)|0)+(i>>>13)|0)+(gt>>>26)|0,gt&=67108863,n=Math.imul(g,q),i=(i=Math.imul(g,z))+Math.imul(y,q)|0,o=Math.imul(y,z),n=n+Math.imul(p,V)|0,i=(i=i+Math.imul(p,H)|0)+Math.imul(b,V)|0,o=o+Math.imul(b,H)|0;var yt=(u+(n=n+Math.imul(h,K)|0)|0)+((8191&(i=(i=i+Math.imul(h,X)|0)+Math.imul(d,K)|0))<<13)|0;u=((o=o+Math.imul(d,X)|0)+(i>>>13)|0)+(yt>>>26)|0,yt&=67108863,n=Math.imul(w,q),i=(i=Math.imul(w,z))+Math.imul(_,q)|0,o=Math.imul(_,z),n=n+Math.imul(g,V)|0,i=(i=i+Math.imul(g,H)|0)+Math.imul(y,V)|0,o=o+Math.imul(y,H)|0,n=n+Math.imul(p,K)|0,i=(i=i+Math.imul(p,X)|0)+Math.imul(b,K)|0,o=o+Math.imul(b,X)|0;var mt=(u+(n=n+Math.imul(h,Y)|0)|0)+((8191&(i=(i=i+Math.imul(h,J)|0)+Math.imul(d,Y)|0))<<13)|0;u=((o=o+Math.imul(d,J)|0)+(i>>>13)|0)+(mt>>>26)|0,mt&=67108863,n=Math.imul(M,q),i=(i=Math.imul(M,z))+Math.imul(E,q)|0,o=Math.imul(E,z),n=n+Math.imul(w,V)|0,i=(i=i+Math.imul(w,H)|0)+Math.imul(_,V)|0,o=o+Math.imul(_,H)|0,n=n+Math.imul(g,K)|0,i=(i=i+Math.imul(g,X)|0)+Math.imul(y,K)|0,o=o+Math.imul(y,X)|0,n=n+Math.imul(p,Y)|0,i=(i=i+Math.imul(p,J)|0)+Math.imul(b,Y)|0,o=o+Math.imul(b,J)|0;var wt=(u+(n=n+Math.imul(h,Q)|0)|0)+((8191&(i=(i=i+Math.imul(h,tt)|0)+Math.imul(d,Q)|0))<<13)|0;u=((o=o+Math.imul(d,tt)|0)+(i>>>13)|0)+(wt>>>26)|0,wt&=67108863,n=Math.imul(x,q),i=(i=Math.imul(x,z))+Math.imul(A,q)|0,o=Math.imul(A,z),n=n+Math.imul(M,V)|0,i=(i=i+Math.imul(M,H)|0)+Math.imul(E,V)|0,o=o+Math.imul(E,H)|0,n=n+Math.imul(w,K)|0,i=(i=i+Math.imul(w,X)|0)+Math.imul(_,K)|0,o=o+Math.imul(_,X)|0,n=n+Math.imul(g,Y)|0,i=(i=i+Math.imul(g,J)|0)+Math.imul(y,Y)|0,o=o+Math.imul(y,J)|0,n=n+Math.imul(p,Q)|0,i=(i=i+Math.imul(p,tt)|0)+Math.imul(b,Q)|0,o=o+Math.imul(b,tt)|0;var _t=(u+(n=n+Math.imul(h,rt)|0)|0)+((8191&(i=(i=i+Math.imul(h,nt)|0)+Math.imul(d,rt)|0))<<13)|0;u=((o=o+Math.imul(d,nt)|0)+(i>>>13)|0)+(_t>>>26)|0,_t&=67108863,n=Math.imul(I,q),i=(i=Math.imul(I,z))+Math.imul(T,q)|0,o=Math.imul(T,z),n=n+Math.imul(x,V)|0,i=(i=i+Math.imul(x,H)|0)+Math.imul(A,V)|0,o=o+Math.imul(A,H)|0,n=n+Math.imul(M,K)|0,i=(i=i+Math.imul(M,X)|0)+Math.imul(E,K)|0,o=o+Math.imul(E,X)|0,n=n+Math.imul(w,Y)|0,i=(i=i+Math.imul(w,J)|0)+Math.imul(_,Y)|0,o=o+Math.imul(_,J)|0,n=n+Math.imul(g,Q)|0,i=(i=i+Math.imul(g,tt)|0)+Math.imul(y,Q)|0,o=o+Math.imul(y,tt)|0,n=n+Math.imul(p,rt)|0,i=(i=i+Math.imul(p,nt)|0)+Math.imul(b,rt)|0,o=o+Math.imul(b,nt)|0;var St=(u+(n=n+Math.imul(h,ot)|0)|0)+((8191&(i=(i=i+Math.imul(h,at)|0)+Math.imul(d,ot)|0))<<13)|0;u=((o=o+Math.imul(d,at)|0)+(i>>>13)|0)+(St>>>26)|0,St&=67108863,n=Math.imul(P,q),i=(i=Math.imul(P,z))+Math.imul(O,q)|0,o=Math.imul(O,z),n=n+Math.imul(I,V)|0,i=(i=i+Math.imul(I,H)|0)+Math.imul(T,V)|0,o=o+Math.imul(T,H)|0,n=n+Math.imul(x,K)|0,i=(i=i+Math.imul(x,X)|0)+Math.imul(A,K)|0,o=o+Math.imul(A,X)|0,n=n+Math.imul(M,Y)|0,i=(i=i+Math.imul(M,J)|0)+Math.imul(E,Y)|0,o=o+Math.imul(E,J)|0,n=n+Math.imul(w,Q)|0,i=(i=i+Math.imul(w,tt)|0)+Math.imul(_,Q)|0,o=o+Math.imul(_,tt)|0,n=n+Math.imul(g,rt)|0,i=(i=i+Math.imul(g,nt)|0)+Math.imul(y,rt)|0,o=o+Math.imul(y,nt)|0,n=n+Math.imul(p,ot)|0,i=(i=i+Math.imul(p,at)|0)+Math.imul(b,ot)|0,o=o+Math.imul(b,at)|0;var Mt=(u+(n=n+Math.imul(h,ft)|0)|0)+((8191&(i=(i=i+Math.imul(h,ut)|0)+Math.imul(d,ft)|0))<<13)|0;u=((o=o+Math.imul(d,ut)|0)+(i>>>13)|0)+(Mt>>>26)|0,Mt&=67108863,n=Math.imul(L,q),i=(i=Math.imul(L,z))+Math.imul(j,q)|0,o=Math.imul(j,z),n=n+Math.imul(P,V)|0,i=(i=i+Math.imul(P,H)|0)+Math.imul(O,V)|0,o=o+Math.imul(O,H)|0,n=n+Math.imul(I,K)|0,i=(i=i+Math.imul(I,X)|0)+Math.imul(T,K)|0,o=o+Math.imul(T,X)|0,n=n+Math.imul(x,Y)|0,i=(i=i+Math.imul(x,J)|0)+Math.imul(A,Y)|0,o=o+Math.imul(A,J)|0,n=n+Math.imul(M,Q)|0,i=(i=i+Math.imul(M,tt)|0)+Math.imul(E,Q)|0,o=o+Math.imul(E,tt)|0,n=n+Math.imul(w,rt)|0,i=(i=i+Math.imul(w,nt)|0)+Math.imul(_,rt)|0,o=o+Math.imul(_,nt)|0,n=n+Math.imul(g,ot)|0,i=(i=i+Math.imul(g,at)|0)+Math.imul(y,ot)|0,o=o+Math.imul(y,at)|0,n=n+Math.imul(p,ft)|0,i=(i=i+Math.imul(p,ut)|0)+Math.imul(b,ft)|0,o=o+Math.imul(b,ut)|0;var Et=(u+(n=n+Math.imul(h,ht)|0)|0)+((8191&(i=(i=i+Math.imul(h,dt)|0)+Math.imul(d,ht)|0))<<13)|0;u=((o=o+Math.imul(d,dt)|0)+(i>>>13)|0)+(Et>>>26)|0,Et&=67108863,n=Math.imul(D,q),i=(i=Math.imul(D,z))+Math.imul(U,q)|0,o=Math.imul(U,z),n=n+Math.imul(L,V)|0,i=(i=i+Math.imul(L,H)|0)+Math.imul(j,V)|0,o=o+Math.imul(j,H)|0,n=n+Math.imul(P,K)|0,i=(i=i+Math.imul(P,X)|0)+Math.imul(O,K)|0,o=o+Math.imul(O,X)|0,n=n+Math.imul(I,Y)|0,i=(i=i+Math.imul(I,J)|0)+Math.imul(T,Y)|0,o=o+Math.imul(T,J)|0,n=n+Math.imul(x,Q)|0,i=(i=i+Math.imul(x,tt)|0)+Math.imul(A,Q)|0,o=o+Math.imul(A,tt)|0,n=n+Math.imul(M,rt)|0,i=(i=i+Math.imul(M,nt)|0)+Math.imul(E,rt)|0,o=o+Math.imul(E,nt)|0,n=n+Math.imul(w,ot)|0,i=(i=i+Math.imul(w,at)|0)+Math.imul(_,ot)|0,o=o+Math.imul(_,at)|0,n=n+Math.imul(g,ft)|0,i=(i=i+Math.imul(g,ut)|0)+Math.imul(y,ft)|0,o=o+Math.imul(y,ut)|0,n=n+Math.imul(p,ht)|0,i=(i=i+Math.imul(p,dt)|0)+Math.imul(b,ht)|0,o=o+Math.imul(b,dt)|0;var kt=(u+(n=n+Math.imul(h,pt)|0)|0)+((8191&(i=(i=i+Math.imul(h,bt)|0)+Math.imul(d,pt)|0))<<13)|0;u=((o=o+Math.imul(d,bt)|0)+(i>>>13)|0)+(kt>>>26)|0,kt&=67108863,n=Math.imul(D,V),i=(i=Math.imul(D,H))+Math.imul(U,V)|0,o=Math.imul(U,H),n=n+Math.imul(L,K)|0,i=(i=i+Math.imul(L,X)|0)+Math.imul(j,K)|0,o=o+Math.imul(j,X)|0,n=n+Math.imul(P,Y)|0,i=(i=i+Math.imul(P,J)|0)+Math.imul(O,Y)|0,o=o+Math.imul(O,J)|0,n=n+Math.imul(I,Q)|0,i=(i=i+Math.imul(I,tt)|0)+Math.imul(T,Q)|0,o=o+Math.imul(T,tt)|0,n=n+Math.imul(x,rt)|0,i=(i=i+Math.imul(x,nt)|0)+Math.imul(A,rt)|0,o=o+Math.imul(A,nt)|0,n=n+Math.imul(M,ot)|0,i=(i=i+Math.imul(M,at)|0)+Math.imul(E,ot)|0,o=o+Math.imul(E,at)|0,n=n+Math.imul(w,ft)|0,i=(i=i+Math.imul(w,ut)|0)+Math.imul(_,ft)|0,o=o+Math.imul(_,ut)|0,n=n+Math.imul(g,ht)|0,i=(i=i+Math.imul(g,dt)|0)+Math.imul(y,ht)|0,o=o+Math.imul(y,dt)|0;var xt=(u+(n=n+Math.imul(p,pt)|0)|0)+((8191&(i=(i=i+Math.imul(p,bt)|0)+Math.imul(b,pt)|0))<<13)|0;u=((o=o+Math.imul(b,bt)|0)+(i>>>13)|0)+(xt>>>26)|0,xt&=67108863,n=Math.imul(D,K),i=(i=Math.imul(D,X))+Math.imul(U,K)|0,o=Math.imul(U,X),n=n+Math.imul(L,Y)|0,i=(i=i+Math.imul(L,J)|0)+Math.imul(j,Y)|0,o=o+Math.imul(j,J)|0,n=n+Math.imul(P,Q)|0,i=(i=i+Math.imul(P,tt)|0)+Math.imul(O,Q)|0,o=o+Math.imul(O,tt)|0,n=n+Math.imul(I,rt)|0,i=(i=i+Math.imul(I,nt)|0)+Math.imul(T,rt)|0,o=o+Math.imul(T,nt)|0,n=n+Math.imul(x,ot)|0,i=(i=i+Math.imul(x,at)|0)+Math.imul(A,ot)|0,o=o+Math.imul(A,at)|0,n=n+Math.imul(M,ft)|0,i=(i=i+Math.imul(M,ut)|0)+Math.imul(E,ft)|0,o=o+Math.imul(E,ut)|0,n=n+Math.imul(w,ht)|0,i=(i=i+Math.imul(w,dt)|0)+Math.imul(_,ht)|0,o=o+Math.imul(_,dt)|0;var At=(u+(n=n+Math.imul(g,pt)|0)|0)+((8191&(i=(i=i+Math.imul(g,bt)|0)+Math.imul(y,pt)|0))<<13)|0;u=((o=o+Math.imul(y,bt)|0)+(i>>>13)|0)+(At>>>26)|0,At&=67108863,n=Math.imul(D,Y),i=(i=Math.imul(D,J))+Math.imul(U,Y)|0,o=Math.imul(U,J),n=n+Math.imul(L,Q)|0,i=(i=i+Math.imul(L,tt)|0)+Math.imul(j,Q)|0,o=o+Math.imul(j,tt)|0,n=n+Math.imul(P,rt)|0,i=(i=i+Math.imul(P,nt)|0)+Math.imul(O,rt)|0,o=o+Math.imul(O,nt)|0,n=n+Math.imul(I,ot)|0,i=(i=i+Math.imul(I,at)|0)+Math.imul(T,ot)|0,o=o+Math.imul(T,at)|0,n=n+Math.imul(x,ft)|0,i=(i=i+Math.imul(x,ut)|0)+Math.imul(A,ft)|0,o=o+Math.imul(A,ut)|0,n=n+Math.imul(M,ht)|0,i=(i=i+Math.imul(M,dt)|0)+Math.imul(E,ht)|0,o=o+Math.imul(E,dt)|0;var Rt=(u+(n=n+Math.imul(w,pt)|0)|0)+((8191&(i=(i=i+Math.imul(w,bt)|0)+Math.imul(_,pt)|0))<<13)|0;u=((o=o+Math.imul(_,bt)|0)+(i>>>13)|0)+(Rt>>>26)|0,Rt&=67108863,n=Math.imul(D,Q),i=(i=Math.imul(D,tt))+Math.imul(U,Q)|0,o=Math.imul(U,tt),n=n+Math.imul(L,rt)|0,i=(i=i+Math.imul(L,nt)|0)+Math.imul(j,rt)|0,o=o+Math.imul(j,nt)|0,n=n+Math.imul(P,ot)|0,i=(i=i+Math.imul(P,at)|0)+Math.imul(O,ot)|0,o=o+Math.imul(O,at)|0,n=n+Math.imul(I,ft)|0,i=(i=i+Math.imul(I,ut)|0)+Math.imul(T,ft)|0,o=o+Math.imul(T,ut)|0,n=n+Math.imul(x,ht)|0,i=(i=i+Math.imul(x,dt)|0)+Math.imul(A,ht)|0,o=o+Math.imul(A,dt)|0;var It=(u+(n=n+Math.imul(M,pt)|0)|0)+((8191&(i=(i=i+Math.imul(M,bt)|0)+Math.imul(E,pt)|0))<<13)|0;u=((o=o+Math.imul(E,bt)|0)+(i>>>13)|0)+(It>>>26)|0,It&=67108863,n=Math.imul(D,rt),i=(i=Math.imul(D,nt))+Math.imul(U,rt)|0,o=Math.imul(U,nt),n=n+Math.imul(L,ot)|0,i=(i=i+Math.imul(L,at)|0)+Math.imul(j,ot)|0,o=o+Math.imul(j,at)|0,n=n+Math.imul(P,ft)|0,i=(i=i+Math.imul(P,ut)|0)+Math.imul(O,ft)|0,o=o+Math.imul(O,ut)|0,n=n+Math.imul(I,ht)|0,i=(i=i+Math.imul(I,dt)|0)+Math.imul(T,ht)|0,o=o+Math.imul(T,dt)|0;var Tt=(u+(n=n+Math.imul(x,pt)|0)|0)+((8191&(i=(i=i+Math.imul(x,bt)|0)+Math.imul(A,pt)|0))<<13)|0;u=((o=o+Math.imul(A,bt)|0)+(i>>>13)|0)+(Tt>>>26)|0,Tt&=67108863,n=Math.imul(D,ot),i=(i=Math.imul(D,at))+Math.imul(U,ot)|0,o=Math.imul(U,at),n=n+Math.imul(L,ft)|0,i=(i=i+Math.imul(L,ut)|0)+Math.imul(j,ft)|0,o=o+Math.imul(j,ut)|0,n=n+Math.imul(P,ht)|0,i=(i=i+Math.imul(P,dt)|0)+Math.imul(O,ht)|0,o=o+Math.imul(O,dt)|0;var Bt=(u+(n=n+Math.imul(I,pt)|0)|0)+((8191&(i=(i=i+Math.imul(I,bt)|0)+Math.imul(T,pt)|0))<<13)|0;u=((o=o+Math.imul(T,bt)|0)+(i>>>13)|0)+(Bt>>>26)|0,Bt&=67108863,n=Math.imul(D,ft),i=(i=Math.imul(D,ut))+Math.imul(U,ft)|0,o=Math.imul(U,ut),n=n+Math.imul(L,ht)|0,i=(i=i+Math.imul(L,dt)|0)+Math.imul(j,ht)|0,o=o+Math.imul(j,dt)|0;var Pt=(u+(n=n+Math.imul(P,pt)|0)|0)+((8191&(i=(i=i+Math.imul(P,bt)|0)+Math.imul(O,pt)|0))<<13)|0;u=((o=o+Math.imul(O,bt)|0)+(i>>>13)|0)+(Pt>>>26)|0,Pt&=67108863,n=Math.imul(D,ht),i=(i=Math.imul(D,dt))+Math.imul(U,ht)|0,o=Math.imul(U,dt);var Ot=(u+(n=n+Math.imul(L,pt)|0)|0)+((8191&(i=(i=i+Math.imul(L,bt)|0)+Math.imul(j,pt)|0))<<13)|0;u=((o=o+Math.imul(j,bt)|0)+(i>>>13)|0)+(Ot>>>26)|0,Ot&=67108863;var Ct=(u+(n=Math.imul(D,pt))|0)+((8191&(i=(i=Math.imul(D,bt))+Math.imul(U,pt)|0))<<13)|0;return u=((o=Math.imul(U,bt))+(i>>>13)|0)+(Ct>>>26)|0,Ct&=67108863,f[0]=vt,f[1]=gt,f[2]=yt,f[3]=mt,f[4]=wt,f[5]=_t,f[6]=St,f[7]=Mt,f[8]=Et,f[9]=kt,f[10]=xt,f[11]=At,f[12]=Rt,f[13]=It,f[14]=Tt,f[15]=Bt,f[16]=Pt,f[17]=Ot,f[18]=Ct,0!==u&&(f[19]=u,r.length++),r;};function g(t,e,r){r.negative=e.negative^t.negative,r.length=t.length+e.length;for(var n=0,i=0,o=0;o<r.length-1;o++){var a=i;i=0;for(var s=67108863&n,f=Math.min(o,e.length-1),u=Math.max(0,o-t.length+1);u<=f;u++){var c=o-u,h=(0|t.words[c])*(0|e.words[u]),d=67108863&h;s=67108863&(d=d+s|0),i+=(a=(a=a+(h/67108864|0)|0)+(d>>>26)|0)>>>26,a&=67108863;}r.words[o]=s,n=a,a=i;}return 0!==n?r.words[o]=n:r.length--,r._strip();}function y(t,e,r){return g(t,e,r);}function m(t,e){this.x=t,this.y=e;}Math.imul||(v=b),o.prototype.mulTo=function(t,e){var r=this.length+t.length;return 10===this.length&&10===t.length?v(this,t,e):r<63?b(this,t,e):r<1024?g(this,t,e):y(this,t,e);},m.prototype.makeRBT=function(t){for(var e=new Array(t),r=o.prototype._countBits(t)-1,n=0;n<t;n++)e[n]=this.revBin(n,r,t);return e;},m.prototype.revBin=function(t,e,r){if(0===t||t===r-1)return t;for(var n=0,i=0;i<e;i++)n|=(1&t)<<e-i-1,t>>=1;return n;},m.prototype.permute=function(t,e,r,n,i,o){for(var a=0;a<o;a++)n[a]=e[t[a]],i[a]=r[t[a]];},m.prototype.transform=function(t,e,r,n,i,o){this.permute(o,t,e,r,n,i);for(var a=1;a<i;a<<=1)for(var s=a<<1,f=Math.cos(2*Math.PI/s),u=Math.sin(2*Math.PI/s),c=0;c<i;c+=s)for(var h=f,d=u,l=0;l<a;l++){var p=r[c+l],b=n[c+l],v=r[c+l+a],g=n[c+l+a],y=h*v-d*g;g=h*g+d*v,v=y,r[c+l]=p+v,n[c+l]=b+g,r[c+l+a]=p-v,n[c+l+a]=b-g,l!==s&&(y=f*h-u*d,d=f*d+u*h,h=y);}},m.prototype.guessLen13b=function(t,e){var r=1|Math.max(e,t),n=1&r,i=0;for(r=r/2|0;r;r>>>=1)i++;return 1<<i+1+n;},m.prototype.conjugate=function(t,e,r){if(!(r<=1))for(var n=0;n<r/2;n++){var i=t[n];t[n]=t[r-n-1],t[r-n-1]=i,i=e[n],e[n]=-e[r-n-1],e[r-n-1]=-i;}},m.prototype.normalize13b=function(t,e){for(var r=0,n=0;n<e/2;n++){var i=8192*Math.round(t[2*n+1]/e)+Math.round(t[2*n]/e)+r;t[n]=67108863&i,r=i<67108864?0:i/67108864|0;}return t;},m.prototype.convert13b=function(t,e,r,i){for(var o=0,a=0;a<e;a++)o+=0|t[a],r[2*a]=8191&o,o>>>=13,r[2*a+1]=8191&o,o>>>=13;for(a=2*e;a<i;++a)r[a]=0;n(0===o),n(0==(-8192&o));},m.prototype.stub=function(t){for(var e=new Array(t),r=0;r<t;r++)e[r]=0;return e;},m.prototype.mulp=function(t,e,r){var n=2*this.guessLen13b(t.length,e.length),i=this.makeRBT(n),o=this.stub(n),a=new Array(n),s=new Array(n),f=new Array(n),u=new Array(n),c=new Array(n),h=new Array(n),d=r.words;d.length=n,this.convert13b(t.words,t.length,a,n),this.convert13b(e.words,e.length,u,n),this.transform(a,o,s,f,n,i),this.transform(u,o,c,h,n,i);for(var l=0;l<n;l++){var p=s[l]*c[l]-f[l]*h[l];f[l]=s[l]*h[l]+f[l]*c[l],s[l]=p;}return this.conjugate(s,f,n),this.transform(s,f,d,o,n,i),this.conjugate(d,o,n),this.normalize13b(d,n),r.negative=t.negative^e.negative,r.length=t.length+e.length,r._strip();},o.prototype.mul=function(t){var e=new o(null);return e.words=new Array(this.length+t.length),this.mulTo(t,e);},o.prototype.mulf=function(t){var e=new o(null);return e.words=new Array(this.length+t.length),y(this,t,e);},o.prototype.imul=function(t){return this.clone().mulTo(t,this);},o.prototype.imuln=function(t){var e=t<0;e&&(t=-t),n("number"==typeof t),n(t<67108864);for(var r=0,i=0;i<this.length;i++){var o=(0|this.words[i])*t,a=(67108863&o)+(67108863&r);r>>=26,r+=o/67108864|0,r+=a>>>26,this.words[i]=67108863&a;}return 0!==r&&(this.words[i]=r,this.length++),e?this.ineg():this;},o.prototype.muln=function(t){return this.clone().imuln(t);},o.prototype.sqr=function(){return this.mul(this);},o.prototype.isqr=function(){return this.imul(this.clone());},o.prototype.pow=function(t){var e=function(t){for(var e=new Array(t.bitLength()),r=0;r<e.length;r++){var n=r/26|0,i=r%26;e[r]=t.words[n]>>>i&1;}return e;}(t);if(0===e.length)return new o(1);for(var r=this,n=0;n<e.length&&0===e[n];n++,r=r.sqr());if(++n<e.length)for(var i=r.sqr();n<e.length;n++,i=i.sqr())0!==e[n]&&(r=r.mul(i));return r;},o.prototype.iushln=function(t){n("number"==typeof t&&t>=0);var e,r=t%26,i=(t-r)/26,o=67108863>>>26-r<<26-r;if(0!==r){var a=0;for(e=0;e<this.length;e++){var s=this.words[e]&o,f=(0|this.words[e])-s<<r;this.words[e]=f|a,a=s>>>26-r;}a&&(this.words[e]=a,this.length++);}if(0!==i){for(e=this.length-1;e>=0;e--)this.words[e+i]=this.words[e];for(e=0;e<i;e++)this.words[e]=0;this.length+=i;}return this._strip();},o.prototype.ishln=function(t){return n(0===this.negative),this.iushln(t);},o.prototype.iushrn=function(t,e,r){var i;n("number"==typeof t&&t>=0),i=e?(e-e%26)/26:0;var o=t%26,a=Math.min((t-o)/26,this.length),s=67108863^67108863>>>o<<o,f=r;if(i-=a,i=Math.max(0,i),f){for(var u=0;u<a;u++)f.words[u]=this.words[u];f.length=a;}if(0===a);else if(this.length>a)for(this.length-=a,u=0;u<this.length;u++)this.words[u]=this.words[u+a];else this.words[0]=0,this.length=1;var c=0;for(u=this.length-1;u>=0&&(0!==c||u>=i);u--){var h=0|this.words[u];this.words[u]=c<<26-o|h>>>o,c=h&s;}return f&&0!==c&&(f.words[f.length++]=c),0===this.length&&(this.words[0]=0,this.length=1),this._strip();},o.prototype.ishrn=function(t,e,r){return n(0===this.negative),this.iushrn(t,e,r);},o.prototype.shln=function(t){return this.clone().ishln(t);},o.prototype.ushln=function(t){return this.clone().iushln(t);},o.prototype.shrn=function(t){return this.clone().ishrn(t);},o.prototype.ushrn=function(t){return this.clone().iushrn(t);},o.prototype.testn=function(t){n("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26,i=1<<e;return!(this.length<=r)&&!!(this.words[r]&i);},o.prototype.imaskn=function(t){n("number"==typeof t&&t>=0);var e=t%26,r=(t-e)/26;if(n(0===this.negative,"imaskn works only with positive numbers"),this.length<=r)return this;if(0!==e&&r++,this.length=Math.min(r,this.length),0!==e){var i=67108863^67108863>>>e<<e;this.words[this.length-1]&=i;}return this._strip();},o.prototype.maskn=function(t){return this.clone().imaskn(t);},o.prototype.iaddn=function(t){return n("number"==typeof t),n(t<67108864),t<0?this.isubn(-t):0!==this.negative?1===this.length&&(0|this.words[0])<=t?(this.words[0]=t-(0|this.words[0]),this.negative=0,this):(this.negative=0,this.isubn(t),this.negative=1,this):this._iaddn(t);},o.prototype._iaddn=function(t){this.words[0]+=t;for(var e=0;e<this.length&&this.words[e]>=67108864;e++)this.words[e]-=67108864,e===this.length-1?this.words[e+1]=1:this.words[e+1]++;return this.length=Math.max(this.length,e+1),this;},o.prototype.isubn=function(t){if(n("number"==typeof t),n(t<67108864),t<0)return this.iaddn(-t);if(0!==this.negative)return this.negative=0,this.iaddn(t),this.negative=1,this;if(this.words[0]-=t,1===this.length&&this.words[0]<0)this.words[0]=-this.words[0],this.negative=1;else for(var e=0;e<this.length&&this.words[e]<0;e++)this.words[e]+=67108864,this.words[e+1]-=1;return this._strip();},o.prototype.addn=function(t){return this.clone().iaddn(t);},o.prototype.subn=function(t){return this.clone().isubn(t);},o.prototype.iabs=function(){return this.negative=0,this;},o.prototype.abs=function(){return this.clone().iabs();},o.prototype._ishlnsubmul=function(t,e,r){var i,o,a=t.length+r;this._expand(a);var s=0;for(i=0;i<t.length;i++){o=(0|this.words[i+r])+s;var f=(0|t.words[i])*e;s=((o-=67108863&f)>>26)-(f/67108864|0),this.words[i+r]=67108863&o;}for(;i<this.length-r;i++)s=(o=(0|this.words[i+r])+s)>>26,this.words[i+r]=67108863&o;if(0===s)return this._strip();for(n(-1===s),s=0,i=0;i<this.length;i++)s=(o=-(0|this.words[i])+s)>>26,this.words[i]=67108863&o;return this.negative=1,this._strip();},o.prototype._wordDiv=function(t,e){var r=(this.length,t.length),n=this.clone(),i=t,a=0|i.words[i.length-1];0!==(r=26-this._countBits(a))&&(i=i.ushln(r),n.iushln(r),a=0|i.words[i.length-1]);var s,f=n.length-i.length;if("mod"!==e){(s=new o(null)).length=f+1,s.words=new Array(s.length);for(var u=0;u<s.length;u++)s.words[u]=0;}var c=n.clone()._ishlnsubmul(i,1,f);0===c.negative&&(n=c,s&&(s.words[f]=1));for(var h=f-1;h>=0;h--){var d=67108864*(0|n.words[i.length+h])+(0|n.words[i.length+h-1]);for(d=Math.min(d/a|0,67108863),n._ishlnsubmul(i,d,h);0!==n.negative;)d--,n.negative=0,n._ishlnsubmul(i,1,h),n.isZero()||(n.negative^=1);s&&(s.words[h]=d);}return s&&s._strip(),n._strip(),"div"!==e&&0!==r&&n.iushrn(r),{div:s||null,mod:n};},o.prototype.divmod=function(t,e,r){return n(!t.isZero()),this.isZero()?{div:new o(0),mod:new o(0)}:0!==this.negative&&0===t.negative?(s=this.neg().divmod(t,e),"mod"!==e&&(i=s.div.neg()),"div"!==e&&(a=s.mod.neg(),r&&0!==a.negative&&a.iadd(t)),{div:i,mod:a}):0===this.negative&&0!==t.negative?(s=this.divmod(t.neg(),e),"mod"!==e&&(i=s.div.neg()),{div:i,mod:s.mod}):0!=(this.negative&t.negative)?(s=this.neg().divmod(t.neg(),e),"div"!==e&&(a=s.mod.neg(),r&&0!==a.negative&&a.isub(t)),{div:s.div,mod:a}):t.length>this.length||this.cmp(t)<0?{div:new o(0),mod:this}:1===t.length?"div"===e?{div:this.divn(t.words[0]),mod:null}:"mod"===e?{div:null,mod:new o(this.modrn(t.words[0]))}:{div:this.divn(t.words[0]),mod:new o(this.modrn(t.words[0]))}:this._wordDiv(t,e);var i,a,s;},o.prototype.div=function(t){return this.divmod(t,"div",!1).div;},o.prototype.mod=function(t){return this.divmod(t,"mod",!1).mod;},o.prototype.umod=function(t){return this.divmod(t,"mod",!0).mod;},o.prototype.divRound=function(t){var e=this.divmod(t);if(e.mod.isZero())return e.div;var r=0!==e.div.negative?e.mod.isub(t):e.mod,n=t.ushrn(1),i=t.andln(1),o=r.cmp(n);return o<0||1===i&&0===o?e.div:0!==e.div.negative?e.div.isubn(1):e.div.iaddn(1);},o.prototype.modrn=function(t){var e=t<0;e&&(t=-t),n(t<=67108863);for(var r=(1<<26)%t,i=0,o=this.length-1;o>=0;o--)i=(r*i+(0|this.words[o]))%t;return e?-i:i;},o.prototype.modn=function(t){return this.modrn(t);},o.prototype.idivn=function(t){var e=t<0;e&&(t=-t),n(t<=67108863);for(var r=0,i=this.length-1;i>=0;i--){var o=(0|this.words[i])+67108864*r;this.words[i]=o/t|0,r=o%t;}return this._strip(),e?this.ineg():this;},o.prototype.divn=function(t){return this.clone().idivn(t);},o.prototype.egcd=function(t){n(0===t.negative),n(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var i=new o(1),a=new o(0),s=new o(0),f=new o(1),u=0;e.isEven()&&r.isEven();)e.iushrn(1),r.iushrn(1),++u;for(var c=r.clone(),h=e.clone();!e.isZero();){for(var d=0,l=1;0==(e.words[0]&l)&&d<26;++d,l<<=1);if(d>0)for(e.iushrn(d);d-->0;)(i.isOdd()||a.isOdd())&&(i.iadd(c),a.isub(h)),i.iushrn(1),a.iushrn(1);for(var p=0,b=1;0==(r.words[0]&b)&&p<26;++p,b<<=1);if(p>0)for(r.iushrn(p);p-->0;)(s.isOdd()||f.isOdd())&&(s.iadd(c),f.isub(h)),s.iushrn(1),f.iushrn(1);e.cmp(r)>=0?(e.isub(r),i.isub(s),a.isub(f)):(r.isub(e),s.isub(i),f.isub(a));}return{a:s,b:f,gcd:r.iushln(u)};},o.prototype._invmp=function(t){n(0===t.negative),n(!t.isZero());var e=this,r=t.clone();e=0!==e.negative?e.umod(t):e.clone();for(var i,a=new o(1),s=new o(0),f=r.clone();e.cmpn(1)>0&&r.cmpn(1)>0;){for(var u=0,c=1;0==(e.words[0]&c)&&u<26;++u,c<<=1);if(u>0)for(e.iushrn(u);u-->0;)a.isOdd()&&a.iadd(f),a.iushrn(1);for(var h=0,d=1;0==(r.words[0]&d)&&h<26;++h,d<<=1);if(h>0)for(r.iushrn(h);h-->0;)s.isOdd()&&s.iadd(f),s.iushrn(1);e.cmp(r)>=0?(e.isub(r),a.isub(s)):(r.isub(e),s.isub(a));}return(i=0===e.cmpn(1)?a:s).cmpn(0)<0&&i.iadd(t),i;},o.prototype.gcd=function(t){if(this.isZero())return t.abs();if(t.isZero())return this.abs();var e=this.clone(),r=t.clone();e.negative=0,r.negative=0;for(var n=0;e.isEven()&&r.isEven();n++)e.iushrn(1),r.iushrn(1);for(;;){for(;e.isEven();)e.iushrn(1);for(;r.isEven();)r.iushrn(1);var i=e.cmp(r);if(i<0){var o=e;e=r,r=o;}else if(0===i||0===r.cmpn(1))break;e.isub(r);}return r.iushln(n);},o.prototype.invm=function(t){return this.egcd(t).a.umod(t);},o.prototype.isEven=function(){return 0==(1&this.words[0]);},o.prototype.isOdd=function(){return 1==(1&this.words[0]);},o.prototype.andln=function(t){return this.words[0]&t;},o.prototype.bincn=function(t){n("number"==typeof t);var e=t%26,r=(t-e)/26,i=1<<e;if(this.length<=r)return this._expand(r+1),this.words[r]|=i,this;for(var o=i,a=r;0!==o&&a<this.length;a++){var s=0|this.words[a];o=(s+=o)>>>26,s&=67108863,this.words[a]=s;}return 0!==o&&(this.words[a]=o,this.length++),this;},o.prototype.isZero=function(){return 1===this.length&&0===this.words[0];},o.prototype.cmpn=function(t){var e,r=t<0;if(0!==this.negative&&!r)return-1;if(0===this.negative&&r)return 1;if(this._strip(),this.length>1)e=1;else{r&&(t=-t),n(t<=67108863,"Number is too big");var i=0|this.words[0];e=i===t?0:i<t?-1:1;}return 0!==this.negative?0|-e:e;},o.prototype.cmp=function(t){if(0!==this.negative&&0===t.negative)return-1;if(0===this.negative&&0!==t.negative)return 1;var e=this.ucmp(t);return 0!==this.negative?0|-e:e;},o.prototype.ucmp=function(t){if(this.length>t.length)return 1;if(this.length<t.length)return-1;for(var e=0,r=this.length-1;r>=0;r--){var n=0|this.words[r],i=0|t.words[r];if(n!==i){n<i?e=-1:n>i&&(e=1);break;}}return e;},o.prototype.gtn=function(t){return 1===this.cmpn(t);},o.prototype.gt=function(t){return 1===this.cmp(t);},o.prototype.gten=function(t){return this.cmpn(t)>=0;},o.prototype.gte=function(t){return this.cmp(t)>=0;},o.prototype.ltn=function(t){return-1===this.cmpn(t);},o.prototype.lt=function(t){return-1===this.cmp(t);},o.prototype.lten=function(t){return this.cmpn(t)<=0;},o.prototype.lte=function(t){return this.cmp(t)<=0;},o.prototype.eqn=function(t){return 0===this.cmpn(t);},o.prototype.eq=function(t){return 0===this.cmp(t);},o.red=function(t){return new x(t);},o.prototype.toRed=function(t){return n(!this.red,"Already a number in reduction context"),n(0===this.negative,"red works only with positives"),t.convertTo(this)._forceRed(t);},o.prototype.fromRed=function(){return n(this.red,"fromRed works only with numbers in reduction context"),this.red.convertFrom(this);},o.prototype._forceRed=function(t){return this.red=t,this;},o.prototype.forceRed=function(t){return n(!this.red,"Already a number in reduction context"),this._forceRed(t);},o.prototype.redAdd=function(t){return n(this.red,"redAdd works only with red numbers"),this.red.add(this,t);},o.prototype.redIAdd=function(t){return n(this.red,"redIAdd works only with red numbers"),this.red.iadd(this,t);},o.prototype.redSub=function(t){return n(this.red,"redSub works only with red numbers"),this.red.sub(this,t);},o.prototype.redISub=function(t){return n(this.red,"redISub works only with red numbers"),this.red.isub(this,t);},o.prototype.redShl=function(t){return n(this.red,"redShl works only with red numbers"),this.red.shl(this,t);},o.prototype.redMul=function(t){return n(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.mul(this,t);},o.prototype.redIMul=function(t){return n(this.red,"redMul works only with red numbers"),this.red._verify2(this,t),this.red.imul(this,t);},o.prototype.redSqr=function(){return n(this.red,"redSqr works only with red numbers"),this.red._verify1(this),this.red.sqr(this);},o.prototype.redISqr=function(){return n(this.red,"redISqr works only with red numbers"),this.red._verify1(this),this.red.isqr(this);},o.prototype.redSqrt=function(){return n(this.red,"redSqrt works only with red numbers"),this.red._verify1(this),this.red.sqrt(this);},o.prototype.redInvm=function(){return n(this.red,"redInvm works only with red numbers"),this.red._verify1(this),this.red.invm(this);},o.prototype.redNeg=function(){return n(this.red,"redNeg works only with red numbers"),this.red._verify1(this),this.red.neg(this);},o.prototype.redPow=function(t){return n(this.red&&!t.red,"redPow(normalNum)"),this.red._verify1(this),this.red.pow(this,t);};var w={k256:null,p224:null,p192:null,p25519:null};function _(t,e){this.name=t,this.p=new o(e,16),this.n=this.p.bitLength(),this.k=new o(1).iushln(this.n).isub(this.p),this.tmp=this._tmp();}function S(){_.call(this,"k256","ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f");}function M(){_.call(this,"p224","ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001");}function E(){_.call(this,"p192","ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff");}function k(){_.call(this,"25519","7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed");}function x(t){if("string"==typeof t){var e=o._prime(t);this.m=e.p,this.prime=e;}else n(t.gtn(1),"modulus must be greater than 1"),this.m=t,this.prime=null;}function A(t){x.call(this,t),this.shift=this.m.bitLength(),this.shift%26!=0&&(this.shift+=26-this.shift%26),this.r=new o(1).iushln(this.shift),this.r2=this.imod(this.r.sqr()),this.rinv=this.r._invmp(this.m),this.minv=this.rinv.mul(this.r).isubn(1).div(this.m),this.minv=this.minv.umod(this.r),this.minv=this.r.sub(this.minv);}_.prototype._tmp=function(){var t=new o(null);return t.words=new Array(Math.ceil(this.n/13)),t;},_.prototype.ireduce=function(t){var e,r=t;do{this.split(r,this.tmp),e=(r=(r=this.imulK(r)).iadd(this.tmp)).bitLength();}while(e>this.n);var n=e<this.n?-1:r.ucmp(this.p);return 0===n?(r.words[0]=0,r.length=1):n>0?r.isub(this.p):void 0!==r.strip?r.strip():r._strip(),r;},_.prototype.split=function(t,e){t.iushrn(this.n,0,e);},_.prototype.imulK=function(t){return t.imul(this.k);},i(S,_),S.prototype.split=function(t,e){for(var r=4194303,n=Math.min(t.length,9),i=0;i<n;i++)e.words[i]=t.words[i];if(e.length=n,t.length<=9)return t.words[0]=0,void(t.length=1);var o=t.words[9];for(e.words[e.length++]=o&r,i=10;i<t.length;i++){var a=0|t.words[i];t.words[i-10]=(a&r)<<4|o>>>22,o=a;}o>>>=22,t.words[i-10]=o,0===o&&t.length>10?t.length-=10:t.length-=9;},S.prototype.imulK=function(t){t.words[t.length]=0,t.words[t.length+1]=0,t.length+=2;for(var e=0,r=0;r<t.length;r++){var n=0|t.words[r];e+=977*n,t.words[r]=67108863&e,e=64*n+(e/67108864|0);}return 0===t.words[t.length-1]&&(t.length--,0===t.words[t.length-1]&&t.length--),t;},i(M,_),i(E,_),i(k,_),k.prototype.imulK=function(t){for(var e=0,r=0;r<t.length;r++){var n=19*(0|t.words[r])+e,i=67108863&n;n>>>=26,t.words[r]=i,e=n;}return 0!==e&&(t.words[t.length++]=e),t;},o._prime=function(t){if(w[t])return w[t];var e;if("k256"===t)e=new S();else if("p224"===t)e=new M();else if("p192"===t)e=new E();else{if("p25519"!==t)throw new Error("Unknown prime "+t);e=new k();}return w[t]=e,e;},x.prototype._verify1=function(t){n(0===t.negative,"red works only with positives"),n(t.red,"red works only with red numbers");},x.prototype._verify2=function(t,e){n(0==(t.negative|e.negative),"red works only with positives"),n(t.red&&t.red===e.red,"red works only with red numbers");},x.prototype.imod=function(t){return this.prime?this.prime.ireduce(t)._forceRed(this):(c(t,t.umod(this.m)._forceRed(this)),t);},x.prototype.neg=function(t){return t.isZero()?t.clone():this.m.sub(t)._forceRed(this);},x.prototype.add=function(t,e){this._verify2(t,e);var r=t.add(e);return r.cmp(this.m)>=0&&r.isub(this.m),r._forceRed(this);},x.prototype.iadd=function(t,e){this._verify2(t,e);var r=t.iadd(e);return r.cmp(this.m)>=0&&r.isub(this.m),r;},x.prototype.sub=function(t,e){this._verify2(t,e);var r=t.sub(e);return r.cmpn(0)<0&&r.iadd(this.m),r._forceRed(this);},x.prototype.isub=function(t,e){this._verify2(t,e);var r=t.isub(e);return r.cmpn(0)<0&&r.iadd(this.m),r;},x.prototype.shl=function(t,e){return this._verify1(t),this.imod(t.ushln(e));},x.prototype.imul=function(t,e){return this._verify2(t,e),this.imod(t.imul(e));},x.prototype.mul=function(t,e){return this._verify2(t,e),this.imod(t.mul(e));},x.prototype.isqr=function(t){return this.imul(t,t.clone());},x.prototype.sqr=function(t){return this.mul(t,t);},x.prototype.sqrt=function(t){if(t.isZero())return t.clone();var e=this.m.andln(3);if(n(e%2==1),3===e){var r=this.m.add(new o(1)).iushrn(2);return this.pow(t,r);}for(var i=this.m.subn(1),a=0;!i.isZero()&&0===i.andln(1);)a++,i.iushrn(1);n(!i.isZero());var s=new o(1).toRed(this),f=s.redNeg(),u=this.m.subn(1).iushrn(1),c=this.m.bitLength();for(c=new o(2*c*c).toRed(this);0!==this.pow(c,u).cmp(f);)c.redIAdd(f);for(var h=this.pow(c,i),d=this.pow(t,i.addn(1).iushrn(1)),l=this.pow(t,i),p=a;0!==l.cmp(s);){for(var b=l,v=0;0!==b.cmp(s);v++)b=b.redSqr();n(v<p);var g=this.pow(h,new o(1).iushln(p-v-1));d=d.redMul(g),h=g.redSqr(),l=l.redMul(h),p=v;}return d;},x.prototype.invm=function(t){var e=t._invmp(this.m);return 0!==e.negative?(e.negative=0,this.imod(e).redNeg()):this.imod(e);},x.prototype.pow=function(t,e){if(e.isZero())return new o(1).toRed(this);if(0===e.cmpn(1))return t.clone();var r=new Array(16);r[0]=new o(1).toRed(this),r[1]=t;for(var n=2;n<r.length;n++)r[n]=this.mul(r[n-1],t);var i=r[0],a=0,s=0,f=e.bitLength()%26;for(0===f&&(f=26),n=e.length-1;n>=0;n--){for(var u=e.words[n],c=f-1;c>=0;c--){var h=u>>c&1;i!==r[0]&&(i=this.sqr(i)),0!==h||0!==a?(a<<=1,a|=h,(4===++s||0===n&&0===c)&&(i=this.mul(i,r[a]),s=0,a=0)):s=0;}f=26;}return i;},x.prototype.convertTo=function(t){var e=t.umod(this.m);return e===t?e.clone():e;},x.prototype.convertFrom=function(t){var e=t.clone();return e.red=null,e;},o.mont=function(t){return new A(t);},i(A,x),A.prototype.convertTo=function(t){return this.imod(t.ushln(this.shift));},A.prototype.convertFrom=function(t){var e=this.imod(t.mul(this.rinv));return e.red=null,e;},A.prototype.imul=function(t,e){if(t.isZero()||e.isZero())return t.words[0]=0,t.length=1,t;var r=t.imul(e),n=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),i=r.isub(n).iushrn(this.shift),o=i;return i.cmp(this.m)>=0?o=i.isub(this.m):i.cmpn(0)<0&&(o=i.iadd(this.m)),o._forceRed(this);},A.prototype.mul=function(t,e){if(t.isZero()||e.isZero())return new o(0)._forceRed(this);var r=t.mul(e),n=r.maskn(this.shift).mul(this.minv).imaskn(this.shift).mul(this.m),i=r.isub(n).iushrn(this.shift),a=i;return i.cmp(this.m)>=0?a=i.isub(this.m):i.cmpn(0)<0&&(a=i.iadd(this.m)),a._forceRed(this);},A.prototype.invm=function(t){return this.imod(t._invmp(this.m).mul(this.r2))._forceRed(this);};}(void 0===e||e,this);},{21:21}],20:[function(t,e,r){var n;function i(t){this.rand=t;}if(e.exports=function(t){return n||(n=new i(null)),n.generate(t);},e.exports.Rand=i,i.prototype.generate=function(t){return this._rand(t);},i.prototype._rand=function(t){if(this.rand.getBytes)return this.rand.getBytes(t);for(var e=new Uint8Array(t),r=0;r<e.length;r++)e[r]=this.rand.getByte();return e;},"object"==typeof self)self.crypto&&self.crypto.getRandomValues?i.prototype._rand=function(t){var e=new Uint8Array(t);return self.crypto.getRandomValues(e),e;}:self.msCrypto&&self.msCrypto.getRandomValues?i.prototype._rand=function(t){var e=new Uint8Array(t);return self.msCrypto.getRandomValues(e),e;}:"object"==typeof window&&(i.prototype._rand=function(){throw new Error("Not implemented yet");});else try{var o=t(21);if("function"!=typeof o.randomBytes)throw new Error("Not supported");i.prototype._rand=function(t){return o.randomBytes(t);};}catch(t){}},{21:21}],21:[function(t,e,r){},{}],22:[function(t,e,r){var n=t(514).Buffer;function i(t){n.isBuffer(t)||(t=n.from(t));for(var e=t.length/4|0,r=new Array(e),i=0;i<e;i++)r[i]=t.readUInt32BE(4*i);return r;}function o(t){for(;0<t.length;t++)t[0]=0;}function a(t,e,r,n,i){for(var o,a,s,f,u=r[0],c=r[1],h=r[2],d=r[3],l=t[0]^e[0],p=t[1]^e[1],b=t[2]^e[2],v=t[3]^e[3],g=4,y=1;y<i;y++)o=u[l>>>24]^c[p>>>16&255]^h[b>>>8&255]^d[255&v]^e[g++],a=u[p>>>24]^c[b>>>16&255]^h[v>>>8&255]^d[255&l]^e[g++],s=u[b>>>24]^c[v>>>16&255]^h[l>>>8&255]^d[255&p]^e[g++],f=u[v>>>24]^c[l>>>16&255]^h[p>>>8&255]^d[255&b]^e[g++],l=o,p=a,b=s,v=f;return o=(n[l>>>24]<<24|n[p>>>16&255]<<16|n[b>>>8&255]<<8|n[255&v])^e[g++],a=(n[p>>>24]<<24|n[b>>>16&255]<<16|n[v>>>8&255]<<8|n[255&l])^e[g++],s=(n[b>>>24]<<24|n[v>>>16&255]<<16|n[l>>>8&255]<<8|n[255&p])^e[g++],f=(n[v>>>24]<<24|n[l>>>16&255]<<16|n[p>>>8&255]<<8|n[255&b])^e[g++],[o>>>=0,a>>>=0,s>>>=0,f>>>=0];}var s=[0,1,2,4,8,16,32,64,128,27,54],f=function(){for(var t=new Array(256),e=0;e<256;e++)t[e]=e<128?e<<1:e<<1^283;for(var r=[],n=[],i=[[],[],[],[]],o=[[],[],[],[]],a=0,s=0,f=0;f<256;++f){var u=s^s<<1^s<<2^s<<3^s<<4;u=u>>>8^255&u^99,r[a]=u,n[u]=a;var c=t[a],h=t[c],d=t[h],l=257*t[u]^16843008*u;i[0][a]=l<<24|l>>>8,i[1][a]=l<<16|l>>>16,i[2][a]=l<<8|l>>>24,i[3][a]=l,l=16843009*d^65537*h^257*c^16843008*a,o[0][u]=l<<24|l>>>8,o[1][u]=l<<16|l>>>16,o[2][u]=l<<8|l>>>24,o[3][u]=l,0===a?a=s=1:(a=c^t[t[t[d^c]]],s^=t[t[s]]);}return{SBOX:r,INV_SBOX:n,SUB_MIX:i,INV_SUB_MIX:o};}();function u(t){this._key=i(t),this._reset();}u.blockSize=16,u.keySize=32,u.prototype.blockSize=u.blockSize,u.prototype.keySize=u.keySize,u.prototype._reset=function(){for(var t=this._key,e=t.length,r=e+6,n=4*(r+1),i=[],o=0;o<e;o++)i[o]=t[o];for(o=e;o<n;o++){var a=i[o-1];o%e==0?(a=a<<8|a>>>24,a=f.SBOX[a>>>24]<<24|f.SBOX[a>>>16&255]<<16|f.SBOX[a>>>8&255]<<8|f.SBOX[255&a],a^=s[o/e|0]<<24):e>6&&o%e==4&&(a=f.SBOX[a>>>24]<<24|f.SBOX[a>>>16&255]<<16|f.SBOX[a>>>8&255]<<8|f.SBOX[255&a]),i[o]=i[o-e]^a;}for(var u=[],c=0;c<n;c++){var h=n-c,d=i[h-(c%4?0:4)];u[c]=c<4||h<=4?d:f.INV_SUB_MIX[0][f.SBOX[d>>>24]]^f.INV_SUB_MIX[1][f.SBOX[d>>>16&255]]^f.INV_SUB_MIX[2][f.SBOX[d>>>8&255]]^f.INV_SUB_MIX[3][f.SBOX[255&d]];}this._nRounds=r,this._keySchedule=i,this._invKeySchedule=u;},u.prototype.encryptBlockRaw=function(t){return a(t=i(t),this._keySchedule,f.SUB_MIX,f.SBOX,this._nRounds);},u.prototype.encryptBlock=function(t){var e=this.encryptBlockRaw(t),r=n.allocUnsafe(16);return r.writeUInt32BE(e[0],0),r.writeUInt32BE(e[1],4),r.writeUInt32BE(e[2],8),r.writeUInt32BE(e[3],12),r;},u.prototype.decryptBlock=function(t){var e=(t=i(t))[1];t[1]=t[3],t[3]=e;var r=a(t,this._invKeySchedule,f.INV_SUB_MIX,f.INV_SBOX,this._nRounds),o=n.allocUnsafe(16);return o.writeUInt32BE(r[0],0),o.writeUInt32BE(r[3],4),o.writeUInt32BE(r[2],8),o.writeUInt32BE(r[1],12),o;},u.prototype.scrub=function(){o(this._keySchedule),o(this._invKeySchedule),o(this._key);},e.exports.AES=u;},{514:514}],23:[function(t,e,r){var n=t(22),i=t(514).Buffer,o=t(68),a=t(467),s=t(27),f=t(66),u=t(28);function c(t,e,r,a){o.call(this);var f=i.alloc(4,0);this._cipher=new n.AES(e);var c=this._cipher.encryptBlock(f);this._ghash=new s(c),r=function(t,e,r){if(12===e.length)return t._finID=i.concat([e,i.from([0,0,0,1])]),i.concat([e,i.from([0,0,0,2])]);var n=new s(r),o=e.length,a=o%16;n.update(e),a&&(a=16-a,n.update(i.alloc(a,0))),n.update(i.alloc(8,0));var f=8*o,c=i.alloc(8);c.writeUIntBE(f,0,8),n.update(c),t._finID=n.state;var h=i.from(t._finID);return u(h),h;}(this,r,c),this._prev=i.from(r),this._cache=i.allocUnsafe(0),this._secCache=i.allocUnsafe(0),this._decrypt=a,this._alen=0,this._len=0,this._mode=t,this._authTag=null,this._called=!1;}a(c,o),c.prototype._update=function(t){if(!this._called&&this._alen){var e=16-this._alen%16;e<16&&(e=i.alloc(e,0),this._ghash.update(e));}this._called=!0;var r=this._mode.encrypt(this,t);return this._decrypt?this._ghash.update(t):this._ghash.update(r),this._len+=t.length,r;},c.prototype._final=function(){if(this._decrypt&&!this._authTag)throw new Error("Unsupported state or unable to authenticate data");var t=f(this._ghash.final(8*this._alen,8*this._len),this._cipher.encryptBlock(this._finID));if(this._decrypt&&function(t,e){var r=0;t.length!==e.length&&r++;for(var n=Math.min(t.length,e.length),i=0;i<n;++i)r+=t[i]^e[i];return r;}(t,this._authTag))throw new Error("Unsupported state or unable to authenticate data");this._authTag=t,this._cipher.scrub();},c.prototype.getAuthTag=function(){if(this._decrypt||!i.isBuffer(this._authTag))throw new Error("Attempting to get auth tag in unsupported state");return this._authTag;},c.prototype.setAuthTag=function(t){if(!this._decrypt)throw new Error("Attempting to set auth tag in unsupported state");this._authTag=t;},c.prototype.setAAD=function(t){if(this._called)throw new Error("Attempting to set AAD in unsupported state");this._ghash.update(t),this._alen+=t.length;},e.exports=c;},{22:22,27:27,28:28,467:467,514:514,66:66,68:68}],24:[function(t,e,r){var n=t(26),i=t(25),o=t(36);r.createCipher=r.Cipher=n.createCipher,r.createCipheriv=r.Cipheriv=n.createCipheriv,r.createDecipher=r.Decipher=i.createDecipher,r.createDecipheriv=r.Decipheriv=i.createDecipheriv,r.listCiphers=r.getCiphers=function(){return Object.keys(o);};},{25:25,26:26,36:36}],25:[function(t,e,r){var n=t(23),i=t(514).Buffer,o=t(35),a=t(38),s=t(68),f=t(22),u=t(435);function c(t,e,r){s.call(this),this._cache=new h(),this._last=void 0,this._cipher=new f.AES(e),this._prev=i.from(r),this._mode=t,this._autopadding=!0;}function h(){this.cache=i.allocUnsafe(0);}function d(t,e,r){var s=o[t.toLowerCase()];if(!s)throw new TypeError("invalid suite type");if("string"==typeof r&&(r=i.from(r)),"GCM"!==s.mode&&r.length!==s.iv)throw new TypeError("invalid iv length "+r.length);if("string"==typeof e&&(e=i.from(e)),e.length!==s.key/8)throw new TypeError("invalid key length "+e.length);return"stream"===s.type?new a(s.module,e,r,!0):"auth"===s.type?new n(s.module,e,r,!0):new c(s.module,e,r);}t(467)(c,s),c.prototype._update=function(t){var e,r;this._cache.add(t);for(var n=[];e=this._cache.get(this._autopadding);)r=this._mode.decrypt(this,e),n.push(r);return i.concat(n);},c.prototype._final=function(){var t=this._cache.flush();if(this._autopadding)return function(t){var e=t[15];if(e<1||e>16)throw new Error("unable to decrypt data");var r=-1;for(;++r<e;)if(t[r+(16-e)]!==e)throw new Error("unable to decrypt data");if(16===e)return;return t.slice(0,16-e);}(this._mode.decrypt(this,t));if(t)throw new Error("data not multiple of block length");},c.prototype.setAutoPadding=function(t){return this._autopadding=!!t,this;},h.prototype.add=function(t){this.cache=i.concat([this.cache,t]);},h.prototype.get=function(t){var e;if(t){if(this.cache.length>16)return e=this.cache.slice(0,16),this.cache=this.cache.slice(16),e;}else if(this.cache.length>=16)return e=this.cache.slice(0,16),this.cache=this.cache.slice(16),e;return null;},h.prototype.flush=function(){if(this.cache.length)return this.cache;},r.createDecipher=function(t,e){var r=o[t.toLowerCase()];if(!r)throw new TypeError("invalid suite type");var n=u(e,!1,r.key,r.iv);return d(t,n.key,n.iv);},r.createDecipheriv=d;},{22:22,23:23,35:35,38:38,435:435,467:467,514:514,68:68}],26:[function(t,e,r){var n=t(35),i=t(23),o=t(514).Buffer,a=t(38),s=t(68),f=t(22),u=t(435);function c(t,e,r){s.call(this),this._cache=new d(),this._cipher=new f.AES(e),this._prev=o.from(r),this._mode=t,this._autopadding=!0;}t(467)(c,s),c.prototype._update=function(t){var e,r;this._cache.add(t);for(var n=[];e=this._cache.get();)r=this._mode.encrypt(this,e),n.push(r);return o.concat(n);};var h=o.alloc(16,16);function d(){this.cache=o.allocUnsafe(0);}function l(t,e,r){var s=n[t.toLowerCase()];if(!s)throw new TypeError("invalid suite type");if("string"==typeof e&&(e=o.from(e)),e.length!==s.key/8)throw new TypeError("invalid key length "+e.length);if("string"==typeof r&&(r=o.from(r)),"GCM"!==s.mode&&r.length!==s.iv)throw new TypeError("invalid iv length "+r.length);return"stream"===s.type?new a(s.module,e,r):"auth"===s.type?new i(s.module,e,r):new c(s.module,e,r);}c.prototype._final=function(){var t=this._cache.flush();if(this._autopadding)return t=this._mode.encrypt(this,t),this._cipher.scrub(),t;if(!t.equals(h))throw this._cipher.scrub(),new Error("data not multiple of block length");},c.prototype.setAutoPadding=function(t){return this._autopadding=!!t,this;},d.prototype.add=function(t){this.cache=o.concat([this.cache,t]);},d.prototype.get=function(){if(this.cache.length>15){var t=this.cache.slice(0,16);return this.cache=this.cache.slice(16),t;}return null;},d.prototype.flush=function(){for(var t=16-this.cache.length,e=o.allocUnsafe(t),r=-1;++r<t;)e.writeUInt8(t,r);return o.concat([this.cache,e]);},r.createCipheriv=l,r.createCipher=function(t,e){var r=n[t.toLowerCase()];if(!r)throw new TypeError("invalid suite type");var i=u(e,!1,r.key,r.iv);return l(t,i.key,i.iv);};},{22:22,23:23,35:35,38:38,435:435,467:467,514:514,68:68}],27:[function(t,e,r){var n=t(514).Buffer,i=n.alloc(16,0);function o(t){var e=n.allocUnsafe(16);return e.writeUInt32BE(t[0]>>>0,0),e.writeUInt32BE(t[1]>>>0,4),e.writeUInt32BE(t[2]>>>0,8),e.writeUInt32BE(t[3]>>>0,12),e;}function a(t){this.h=t,this.state=n.alloc(16,0),this.cache=n.allocUnsafe(0);}a.prototype.ghash=function(t){for(var e=-1;++e<t.length;)this.state[e]^=t[e];this._multiply();},a.prototype._multiply=function(){for(var t,e,r,n=[(t=this.h).readUInt32BE(0),t.readUInt32BE(4),t.readUInt32BE(8),t.readUInt32BE(12)],i=[0,0,0,0],a=-1;++a<128;){for(0!=(this.state[~~(a/8)]&1<<7-a%8)&&(i[0]^=n[0],i[1]^=n[1],i[2]^=n[2],i[3]^=n[3]),r=0!=(1&n[3]),e=3;e>0;e--)n[e]=n[e]>>>1|(1&n[e-1])<<31;n[0]=n[0]>>>1,r&&(n[0]=n[0]^225<<24);}this.state=o(i);},a.prototype.update=function(t){var e;for(this.cache=n.concat([this.cache,t]);this.cache.length>=16;)e=this.cache.slice(0,16),this.cache=this.cache.slice(16),this.ghash(e);},a.prototype.final=function(t,e){return this.cache.length&&this.ghash(n.concat([this.cache,i],16)),this.ghash(o([0,t,0,e])),this.state;},e.exports=a;},{514:514}],28:[function(t,e,r){e.exports=function(t){for(var e,r=t.length;r--;){if(255!==(e=t.readUInt8(r))){e++,t.writeUInt8(e,r);break;}t.writeUInt8(0,r);}};},{}],29:[function(t,e,r){var n=t(66);r.encrypt=function(t,e){var r=n(e,t._prev);return t._prev=t._cipher.encryptBlock(r),t._prev;},r.decrypt=function(t,e){var r=t._prev;t._prev=e;var i=t._cipher.decryptBlock(e);return n(i,r);};},{66:66}],30:[function(t,e,r){var n=t(514).Buffer,i=t(66);function o(t,e,r){var o=e.length,a=i(e,t._cache);return t._cache=t._cache.slice(o),t._prev=n.concat([t._prev,r?e:a]),a;}r.encrypt=function(t,e,r){for(var i,a=n.allocUnsafe(0);e.length;){if(0===t._cache.length&&(t._cache=t._cipher.encryptBlock(t._prev),t._prev=n.allocUnsafe(0)),!(t._cache.length<=e.length)){a=n.concat([a,o(t,e,r)]);break;}i=t._cache.length,a=n.concat([a,o(t,e.slice(0,i),r)]),e=e.slice(i);}return a;};},{514:514,66:66}],31:[function(t,e,r){var n=t(514).Buffer;function i(t,e,r){for(var n,i,a=-1,s=0;++a<8;)n=e&1<<7-a?128:0,s+=(128&(i=t._cipher.encryptBlock(t._prev)[0]^n))>>a%8,t._prev=o(t._prev,r?n:i);return s;}function o(t,e){var r=t.length,i=-1,o=n.allocUnsafe(t.length);for(t=n.concat([t,n.from([e])]);++i<r;)o[i]=t[i]<<1|t[i+1]>>7;return o;}r.encrypt=function(t,e,r){for(var o=e.length,a=n.allocUnsafe(o),s=-1;++s<o;)a[s]=i(t,e[s],r);return a;};},{514:514}],32:[function(t,e,r){var n=t(514).Buffer;function i(t,e,r){var i=t._cipher.encryptBlock(t._prev)[0]^e;return t._prev=n.concat([t._prev.slice(1),n.from([r?e:i])]),i;}r.encrypt=function(t,e,r){for(var o=e.length,a=n.allocUnsafe(o),s=-1;++s<o;)a[s]=i(t,e[s],r);return a;};},{514:514}],33:[function(t,e,r){var n=t(66),i=t(514).Buffer,o=t(28);function a(t){var e=t._cipher.encryptBlockRaw(t._prev);return o(t._prev),e;}r.encrypt=function(t,e){var r=Math.ceil(e.length/16),o=t._cache.length;t._cache=i.concat([t._cache,i.allocUnsafe(16*r)]);for(var s=0;s<r;s++){var f=a(t),u=o+16*s;t._cache.writeUInt32BE(f[0],u+0),t._cache.writeUInt32BE(f[1],u+4),t._cache.writeUInt32BE(f[2],u+8),t._cache.writeUInt32BE(f[3],u+12);}var c=t._cache.slice(0,e.length);return t._cache=t._cache.slice(e.length),n(e,c);};},{28:28,514:514,66:66}],34:[function(t,e,r){r.encrypt=function(t,e){return t._cipher.encryptBlock(e);},r.decrypt=function(t,e){return t._cipher.decryptBlock(e);};},{}],35:[function(t,e,r){var n={ECB:t(34),CBC:t(29),CFB:t(30),CFB8:t(32),CFB1:t(31),OFB:t(37),CTR:t(33),GCM:t(33)},i=t(36);for(var o in i)i[o].module=n[i[o].mode];e.exports=i;},{29:29,30:30,31:31,32:32,33:33,34:34,36:36,37:37}],36:[function(t,e,r){e.exports={"aes-128-ecb":{cipher:"AES",key:128,iv:0,mode:"ECB",type:"block"},"aes-192-ecb":{cipher:"AES",key:192,iv:0,mode:"ECB",type:"block"},"aes-256-ecb":{cipher:"AES",key:256,iv:0,mode:"ECB",type:"block"},"aes-128-cbc":{cipher:"AES",key:128,iv:16,mode:"CBC",type:"block"},"aes-192-cbc":{cipher:"AES",key:192,iv:16,mode:"CBC",type:"block"},"aes-256-cbc":{cipher:"AES",key:256,iv:16,mode:"CBC",type:"block"},aes128:{cipher:"AES",key:128,iv:16,mode:"CBC",type:"block"},aes192:{cipher:"AES",key:192,iv:16,mode:"CBC",type:"block"},aes256:{cipher:"AES",key:256,iv:16,mode:"CBC",type:"block"},"aes-128-cfb":{cipher:"AES",key:128,iv:16,mode:"CFB",type:"stream"},"aes-192-cfb":{cipher:"AES",key:192,iv:16,mode:"CFB",type:"stream"},"aes-256-cfb":{cipher:"AES",key:256,iv:16,mode:"CFB",type:"stream"},"aes-128-cfb8":{cipher:"AES",key:128,iv:16,mode:"CFB8",type:"stream"},"aes-192-cfb8":{cipher:"AES",key:192,iv:16,mode:"CFB8",type:"stream"},"aes-256-cfb8":{cipher:"AES",key:256,iv:16,mode:"CFB8",type:"stream"},"aes-128-cfb1":{cipher:"AES",key:128,iv:16,mode:"CFB1",type:"stream"},"aes-192-cfb1":{cipher:"AES",key:192,iv:16,mode:"CFB1",type:"stream"},"aes-256-cfb1":{cipher:"AES",key:256,iv:16,mode:"CFB1",type:"stream"},"aes-128-ofb":{cipher:"AES",key:128,iv:16,mode:"OFB",type:"stream"},"aes-192-ofb":{cipher:"AES",key:192,iv:16,mode:"OFB",type:"stream"},"aes-256-ofb":{cipher:"AES",key:256,iv:16,mode:"OFB",type:"stream"},"aes-128-ctr":{cipher:"AES",key:128,iv:16,mode:"CTR",type:"stream"},"aes-192-ctr":{cipher:"AES",key:192,iv:16,mode:"CTR",type:"stream"},"aes-256-ctr":{cipher:"AES",key:256,iv:16,mode:"CTR",type:"stream"},"aes-128-gcm":{cipher:"AES",key:128,iv:12,mode:"GCM",type:"auth"},"aes-192-gcm":{cipher:"AES",key:192,iv:12,mode:"GCM",type:"auth"},"aes-256-gcm":{cipher:"AES",key:256,iv:12,mode:"GCM",type:"auth"}};},{}],37:[function(t,e,r){(function(e){(function(){var n=t(66);function i(t){return t._prev=t._cipher.encryptBlock(t._prev),t._prev;}r.encrypt=function(t,r){for(;t._cache.length<r.length;)t._cache=e.concat([t._cache,i(t)]);var o=t._cache.slice(0,r.length);return t._cache=t._cache.slice(r.length),n(r,o);};}).call(this);}).call(this,t(67).Buffer);},{66:66,67:67}],38:[function(t,e,r){var n=t(22),i=t(514).Buffer,o=t(68);function a(t,e,r,a){o.call(this),this._cipher=new n.AES(e),this._prev=i.from(r),this._cache=i.allocUnsafe(0),this._secCache=i.allocUnsafe(0),this._decrypt=a,this._mode=t;}t(467)(a,o),a.prototype._update=function(t){return this._mode.encrypt(this,t,this._decrypt);},a.prototype._final=function(){this._cipher.scrub();},e.exports=a;},{22:22,467:467,514:514,68:68}],39:[function(t,e,r){var n=t(40),i=t(24),o=t(35),a=t(41),s=t(435);function f(t,e,r){if(t=t.toLowerCase(),o[t])return i.createCipheriv(t,e,r);if(a[t])return new n({key:e,iv:r,mode:t});throw new TypeError("invalid suite type");}function u(t,e,r){if(t=t.toLowerCase(),o[t])return i.createDecipheriv(t,e,r);if(a[t])return new n({key:e,iv:r,mode:t,decrypt:!0});throw new TypeError("invalid suite type");}r.createCipher=r.Cipher=function(t,e){var r,n;if(t=t.toLowerCase(),o[t])r=o[t].key,n=o[t].iv;else{if(!a[t])throw new TypeError("invalid suite type");r=8*a[t].key,n=a[t].iv;}var i=s(e,!1,r,n);return f(t,i.key,i.iv);},r.createCipheriv=r.Cipheriv=f,r.createDecipher=r.Decipher=function(t,e){var r,n;if(t=t.toLowerCase(),o[t])r=o[t].key,n=o[t].iv;else{if(!a[t])throw new TypeError("invalid suite type");r=8*a[t].key,n=a[t].iv;}var i=s(e,!1,r,n);return u(t,i.key,i.iv);},r.createDecipheriv=r.Decipheriv=u,r.listCiphers=r.getCiphers=function(){return Object.keys(a).concat(i.getCiphers());};},{24:24,35:35,40:40,41:41,435:435}],40:[function(t,e,r){var n=t(68),i=t(406),o=t(467),a=t(514).Buffer,s={"des-ede3-cbc":i.CBC.instantiate(i.EDE),"des-ede3":i.EDE,"des-ede-cbc":i.CBC.instantiate(i.EDE),"des-ede":i.EDE,"des-cbc":i.CBC.instantiate(i.DES),"des-ecb":i.DES};function f(t){n.call(this);var e,r=t.mode.toLowerCase(),i=s[r];e=t.decrypt?"decrypt":"encrypt";var o=t.key;a.isBuffer(o)||(o=a.from(o)),"des-ede"!==r&&"des-ede-cbc"!==r||(o=a.concat([o,o.slice(0,8)]));var f=t.iv;a.isBuffer(f)||(f=a.from(f)),this._des=i.create({key:o,iv:f,type:e});}s.des=s["des-cbc"],s.des3=s["des-ede3-cbc"],e.exports=f,o(f,n),f.prototype._update=function(t){return a.from(this._des.update(t));},f.prototype._final=function(){return a.from(this._des.final());};},{406:406,467:467,514:514,68:68}],41:[function(t,e,r){r["des-ecb"]={key:8,iv:0},r["des-cbc"]=r.des={key:8,iv:8},r["des-ede3-cbc"]=r.des3={key:24,iv:8},r["des-ede3"]={key:24,iv:0},r["des-ede-cbc"]={key:16,iv:8},r["des-ede"]={key:16,iv:0};},{}],42:[function(t,e,r){(function(r){(function(){var n=t(19),i=t(497);function o(t){var e,r=t.modulus.byteLength();do{e=new n(i(r));}while(e.cmp(t.modulus)>=0||!e.umod(t.prime1)||!e.umod(t.prime2));return e;}function a(t,e){var i=function(t){var e=o(t);return{blinder:e.toRed(n.mont(t.modulus)).redPow(new n(t.publicExponent)).fromRed(),unblinder:e.invm(t.modulus)};}(e),a=e.modulus.byteLength(),s=new n(t).mul(i.blinder).umod(e.modulus),f=s.toRed(n.mont(e.prime1)),u=s.toRed(n.mont(e.prime2)),c=e.coefficient,h=e.prime1,d=e.prime2,l=f.redPow(e.exponent1).fromRed(),p=u.redPow(e.exponent2).fromRed(),b=l.isub(p).imul(c).umod(h).imul(d);return p.iadd(b).imul(i.unblinder).umod(e.modulus).toArrayLike(r,"be",a);}a.getr=o,e.exports=a;}).call(this);}).call(this,t(67).Buffer);},{19:19,497:497,67:67}],43:[function(t,e,r){e.exports=t(44);},{44:44}],44:[function(t,e,r){e.exports={sha224WithRSAEncryption:{sign:"rsa",hash:"sha224",id:"302d300d06096086480165030402040500041c"},"RSA-SHA224":{sign:"ecdsa/rsa",hash:"sha224",id:"302d300d06096086480165030402040500041c"},sha256WithRSAEncryption:{sign:"rsa",hash:"sha256",id:"3031300d060960864801650304020105000420"},"RSA-SHA256":{sign:"ecdsa/rsa",hash:"sha256",id:"3031300d060960864801650304020105000420"},sha384WithRSAEncryption:{sign:"rsa",hash:"sha384",id:"3041300d060960864801650304020205000430"},"RSA-SHA384":{sign:"ecdsa/rsa",hash:"sha384",id:"3041300d060960864801650304020205000430"},sha512WithRSAEncryption:{sign:"rsa",hash:"sha512",id:"3051300d060960864801650304020305000440"},"RSA-SHA512":{sign:"ecdsa/rsa",hash:"sha512",id:"3051300d060960864801650304020305000440"},"RSA-SHA1":{sign:"rsa",hash:"sha1",id:"3021300906052b0e03021a05000414"},"ecdsa-with-SHA1":{sign:"ecdsa",hash:"sha1",id:""},sha256:{sign:"ecdsa",hash:"sha256",id:""},sha224:{sign:"ecdsa",hash:"sha224",id:""},sha384:{sign:"ecdsa",hash:"sha384",id:""},sha512:{sign:"ecdsa",hash:"sha512",id:""},"DSA-SHA":{sign:"dsa",hash:"sha1",id:""},"DSA-SHA1":{sign:"dsa",hash:"sha1",id:""},DSA:{sign:"dsa",hash:"sha1",id:""},"DSA-WITH-SHA224":{sign:"dsa",hash:"sha224",id:""},"DSA-SHA224":{sign:"dsa",hash:"sha224",id:""},"DSA-WITH-SHA256":{sign:"dsa",hash:"sha256",id:""},"DSA-SHA256":{sign:"dsa",hash:"sha256",id:""},"DSA-WITH-SHA384":{sign:"dsa",hash:"sha384",id:""},"DSA-SHA384":{sign:"dsa",hash:"sha384",id:""},"DSA-WITH-SHA512":{sign:"dsa",hash:"sha512",id:""},"DSA-SHA512":{sign:"dsa",hash:"sha512",id:""},"DSA-RIPEMD160":{sign:"dsa",hash:"rmd160",id:""},ripemd160WithRSA:{sign:"rsa",hash:"rmd160",id:"3021300906052b2403020105000414"},"RSA-RIPEMD160":{sign:"rsa",hash:"rmd160",id:"3021300906052b2403020105000414"},md5WithRSAEncryption:{sign:"rsa",hash:"md5",id:"3020300c06082a864886f70d020505000410"},"RSA-MD5":{sign:"rsa",hash:"md5",id:"3020300c06082a864886f70d020505000410"}};},{}],45:[function(t,e,r){e.exports={"1.3.132.0.10":"secp256k1","1.3.132.0.33":"p224","1.2.840.10045.3.1.1":"p192","1.2.840.10045.3.1.7":"p256","1.3.132.0.34":"p384","1.3.132.0.35":"p521"};},{}],46:[function(t,e,r){var n=t(64).Buffer,i=t(401),o=t(63),a=t(467),s=t(47),f=t(48),u=t(44);function c(t){o.Writable.call(this);var e=u[t];if(!e)throw new Error("Unknown message digest");this._hashType=e.hash,this._hash=i(e.hash),this._tag=e.id,this._signType=e.sign;}function h(t){o.Writable.call(this);var e=u[t];if(!e)throw new Error("Unknown message digest");this._hash=i(e.hash),this._tag=e.id,this._signType=e.sign;}function d(t){return new c(t);}function l(t){return new h(t);}Object.keys(u).forEach(function(t){u[t].id=n.from(u[t].id,"hex"),u[t.toLowerCase()]=u[t];}),a(c,o.Writable),c.prototype._write=function(t,e,r){this._hash.update(t),r();},c.prototype.update=function(t,e){return"string"==typeof t&&(t=n.from(t,e)),this._hash.update(t),this;},c.prototype.sign=function(t,e){this.end();var r=this._hash.digest(),n=s(r,t,this._hashType,this._signType,this._tag);return 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r=Math.min(this.buffer.length-this.bufferOff,t.length-e),n=0;n<r;n++)this.buffer[this.bufferOff+n]=t[e+n];return this.bufferOff+=r,r;},i.prototype._flushBuffer=function(t,e){return this._update(this.buffer,0,t,e),this.bufferOff=0,this.blockSize;},i.prototype._updateEncrypt=function(t){var e=0,r=0,n=(this.bufferOff+t.length)/this.blockSize|0,i=new Array(n*this.blockSize);0!==this.bufferOff&&(e+=this._buffer(t,e),this.bufferOff===this.buffer.length&&(r+=this._flushBuffer(i,r)));for(var o=t.length-(t.length-e)%this.blockSize;e<o;e+=this.blockSize)this._update(t,e,i,r),r+=this.blockSize;for(;e<t.length;e++,this.bufferOff++)this.buffer[this.bufferOff]=t[e];return i;},i.prototype._updateDecrypt=function(t){for(var e=0,r=0,n=Math.ceil((this.bufferOff+t.length)/this.blockSize)-1,i=new Array(n*this.blockSize);n>0;n--)e+=this._buffer(t,e),r+=this._flushBuffer(i,r);return e+=this._buffer(t,e),i;},i.prototype.final=function(t){var e,r;return t&&(e=this.update(t)),r="encrypt"===this.type?this._finalEncrypt():this._finalDecrypt(),e?e.concat(r):r;},i.prototype._pad=function(t,e){if(0===e)return!1;for(;e<t.length;)t[e++]=0;return!0;},i.prototype._finalEncrypt=function(){if(!this._pad(this.buffer,this.bufferOff))return[];var t=new Array(this.blockSize);return this._update(this.buffer,0,t,0),t;},i.prototype._unpad=function(t){return t;},i.prototype._finalDecrypt=function(){n.equal(this.bufferOff,this.blockSize,"Not enough data to decrypt");var t=new Array(this.blockSize);return this._flushBuffer(t,0),this._unpad(t);};},{473:473}],409:[function(t,e,r){"use strict";var n=t(473),i=t(467),o=t(411),a=t(408);function s(){this.tmp=new Array(2),this.keys=null;}function f(t){a.call(this,t);var e=new s();this._desState=e,this.deriveKeys(e,t.key);}i(f,a),e.exports=f,f.create=function(t){return new f(t);};var u=[1,1,2,2,2,2,2,2,1,2,2,2,2,2,2,1];f.prototype.deriveKeys=function(t,e){t.keys=new Array(32),n.equal(e.length,this.blockSize,"Invalid key length");var r=o.readUInt32BE(e,0),i=o.readUInt32BE(e,4);o.pc1(r,i,t.tmp,0),r=t.tmp[0],i=t.tmp[1];for(var a=0;a<t.keys.length;a+=2){var s=u[a>>>1];r=o.r28shl(r,s),i=o.r28shl(i,s),o.pc2(r,i,t.keys,a);}},f.prototype._update=function(t,e,r,n){var i=this._desState,a=o.readUInt32BE(t,e),s=o.readUInt32BE(t,e+4);o.ip(a,s,i.tmp,0),a=i.tmp[0],s=i.tmp[1],"encrypt"===this.type?this._encrypt(i,a,s,i.tmp,0):this._decrypt(i,a,s,i.tmp,0),a=i.tmp[0],s=i.tmp[1],o.writeUInt32BE(r,a,n),o.writeUInt32BE(r,s,n+4);},f.prototype._pad=function(t,e){for(var r=t.length-e,n=e;n<t.length;n++)t[n]=r;return!0;},f.prototype._unpad=function(t){for(var e=t[t.length-1],r=t.length-e;r<t.length;r++)n.equal(t[r],e);return t.slice(0,t.length-e);},f.prototype._encrypt=function(t,e,r,n,i){for(var a=e,s=r,f=0;f<t.keys.length;f+=2){var u=t.keys[f],c=t.keys[f+1];o.expand(s,t.tmp,0),u^=t.tmp[0],c^=t.tmp[1];var h=o.substitute(u,c),d=s;s=(a^o.permute(h))>>>0,a=d;}o.rip(s,a,n,i);},f.prototype._decrypt=function(t,e,r,n,i){for(var a=r,s=e,f=t.keys.length-2;f>=0;f-=2){var u=t.keys[f],c=t.keys[f+1];o.expand(a,t.tmp,0),u^=t.tmp[0],c^=t.tmp[1];var h=o.substitute(u,c),d=a;a=(s^o.permute(h))>>>0,s=d;}o.rip(a,s,n,i);};},{408:408,411:411,467:467,473:473}],410:[function(t,e,r){"use strict";var n=t(473),i=t(467),o=t(408),a=t(409);function s(t,e){n.equal(e.length,24,"Invalid key length");var r=e.slice(0,8),i=e.slice(8,16),o=e.slice(16,24);this.ciphers="encrypt"===t?[a.create({type:"encrypt",key:r}),a.create({type:"decrypt",key:i}),a.create({type:"encrypt",key:o})]:[a.create({type:"decrypt",key:o}),a.create({type:"encrypt",key:i}),a.create({type:"decrypt",key:r})];}function f(t){o.call(this,t);var e=new s(this.type,this.options.key);this._edeState=e;}i(f,o),e.exports=f,f.create=function(t){return new f(t);},f.prototype._update=function(t,e,r,n){var i=this._edeState;i.ciphers[0]._update(t,e,r,n),i.ciphers[1]._update(r,n,r,n),i.ciphers[2]._update(r,n,r,n);},f.prototype._pad=a.prototype._pad,f.prototype._unpad=a.prototype._unpad;},{408:408,409:409,467:467,473:473}],411:[function(t,e,r){"use strict";r.readUInt32BE=function(t,e){return(t[0+e]<<24|t[1+e]<<16|t[2+e]<<8|t[3+e])>>>0;},r.writeUInt32BE=function(t,e,r){t[0+r]=e>>>24,t[1+r]=e>>>16&255,t[2+r]=e>>>8&255,t[3+r]=255&e;},r.ip=function(t,e,r,n){for(var i=0,o=0,a=6;a>=0;a-=2){for(var s=0;s<=24;s+=8)i<<=1,i|=e>>>s+a&1;for(s=0;s<=24;s+=8)i<<=1,i|=t>>>s+a&1;}for(a=6;a>=0;a-=2){for(s=1;s<=25;s+=8)o<<=1,o|=e>>>s+a&1;for(s=1;s<=25;s+=8)o<<=1,o|=t>>>s+a&1;}r[n+0]=i>>>0,r[n+1]=o>>>0;},r.rip=function(t,e,r,n){for(var i=0,o=0,a=0;a<4;a++)for(var s=24;s>=0;s-=8)i<<=1,i|=e>>>s+a&1,i<<=1,i|=t>>>s+a&1;for(a=4;a<8;a++)for(s=24;s>=0;s-=8)o<<=1,o|=e>>>s+a&1,o<<=1,o|=t>>>s+a&1;r[n+0]=i>>>0,r[n+1]=o>>>0;},r.pc1=function(t,e,r,n){for(var i=0,o=0,a=7;a>=5;a--){for(var s=0;s<=24;s+=8)i<<=1,i|=e>>s+a&1;for(s=0;s<=24;s+=8)i<<=1,i|=t>>s+a&1;}for(s=0;s<=24;s+=8)i<<=1,i|=e>>s+a&1;for(a=1;a<=3;a++){for(s=0;s<=24;s+=8)o<<=1,o|=e>>s+a&1;for(s=0;s<=24;s+=8)o<<=1,o|=t>>s+a&1;}for(s=0;s<=24;s+=8)o<<=1,o|=t>>s+a&1;r[n+0]=i>>>0,r[n+1]=o>>>0;},r.r28shl=function(t,e){return t<<e&268435455|t>>>28-e;};var n=[14,11,17,4,27,23,25,0,13,22,7,18,5,9,16,24,2,20,12,21,1,8,15,26,15,4,25,19,9,1,26,16,5,11,23,8,12,7,17,0,22,3,10,14,6,20,27,24];r.pc2=function(t,e,r,i){for(var o=0,a=0,s=n.length>>>1,f=0;f<s;f++)o<<=1,o|=t>>>n[f]&1;for(f=s;f<n.length;f++)a<<=1,a|=e>>>n[f]&1;r[i+0]=o>>>0,r[i+1]=a>>>0;},r.expand=function(t,e,r){var n=0,i=0;n=(1&t)<<5|t>>>27;for(var o=23;o>=15;o-=4)n<<=6,n|=t>>>o&63;for(o=11;o>=3;o-=4)i|=t>>>o&63,i<<=6;i|=(31&t)<<1|t>>>31,e[r+0]=n>>>0,e[r+1]=i>>>0;};var i=[14,0,4,15,13,7,1,4,2,14,15,2,11,13,8,1,3,10,10,6,6,12,12,11,5,9,9,5,0,3,7,8,4,15,1,12,14,8,8,2,13,4,6,9,2,1,11,7,15,5,12,11,9,3,7,14,3,10,10,0,5,6,0,13,15,3,1,13,8,4,14,7,6,15,11,2,3,8,4,14,9,12,7,0,2,1,13,10,12,6,0,9,5,11,10,5,0,13,14,8,7,10,11,1,10,3,4,15,13,4,1,2,5,11,8,6,12,7,6,12,9,0,3,5,2,14,15,9,10,13,0,7,9,0,14,9,6,3,3,4,15,6,5,10,1,2,13,8,12,5,7,14,11,12,4,11,2,15,8,1,13,1,6,10,4,13,9,0,8,6,15,9,3,8,0,7,11,4,1,15,2,14,12,3,5,11,10,5,14,2,7,12,7,13,13,8,14,11,3,5,0,6,6,15,9,0,10,3,1,4,2,7,8,2,5,12,11,1,12,10,4,14,15,9,10,3,6,15,9,0,0,6,12,10,11,1,7,13,13,8,15,9,1,4,3,5,14,11,5,12,2,7,8,2,4,14,2,14,12,11,4,2,1,12,7,4,10,7,11,13,6,1,8,5,5,0,3,15,15,10,13,3,0,9,14,8,9,6,4,11,2,8,1,12,11,7,10,1,13,14,7,2,8,13,15,6,9,15,12,0,5,9,6,10,3,4,0,5,14,3,12,10,1,15,10,4,15,2,9,7,2,12,6,9,8,5,0,6,13,1,3,13,4,14,14,0,7,11,5,3,11,8,9,4,14,3,15,2,5,12,2,9,8,5,12,15,3,10,7,11,0,14,4,1,10,7,1,6,13,0,11,8,6,13,4,13,11,0,2,11,14,7,15,4,0,9,8,1,13,10,3,14,12,3,9,5,7,12,5,2,10,15,6,8,1,6,1,6,4,11,11,13,13,8,12,1,3,4,7,10,14,7,10,9,15,5,6,0,8,15,0,14,5,2,9,3,2,12,13,1,2,15,8,13,4,8,6,10,15,3,11,7,1,4,10,12,9,5,3,6,14,11,5,0,0,14,12,9,7,2,7,2,11,1,4,14,1,7,9,4,12,10,14,8,2,13,0,15,6,12,10,9,13,0,15,3,3,5,5,6,8,11];r.substitute=function(t,e){for(var r=0,n=0;n<4;n++){r<<=4,r|=i[64*n+(t>>>18-6*n&63)];}for(n=0;n<4;n++){r<<=4,r|=i[256+64*n+(e>>>18-6*n&63)];}return r>>>0;};var o=[16,25,12,11,3,20,4,15,31,17,9,6,27,14,1,22,30,24,8,18,0,5,29,23,13,19,2,26,10,21,28,7];r.permute=function(t){for(var e=0,r=0;r<o.length;r++)e<<=1,e|=t>>>o[r]&1;return e>>>0;},r.padSplit=function(t,e,r){for(var n=t.toString(2);n.length<e;)n="0"+n;for(var i=[],o=0;o<e;o+=r)i.push(n.slice(o,o+r));return i.join(" ");};},{}],412:[function(t,e,r){(function(e){(function(){var n=t(414),i=t(415),o=t(413);var a={binary:!0,hex:!0,base64:!0};r.DiffieHellmanGroup=r.createDiffieHellmanGroup=r.getDiffieHellman=function(t){var r=new e(i[t].prime,"hex"),n=new e(i[t].gen,"hex");return new o(r,n);},r.createDiffieHellman=r.DiffieHellman=function t(r,i,s,f){return e.isBuffer(i)||void 0===a[i]?t(r,"binary",i,s):(i=i||"binary",f=f||"binary",s=s||new e([2]),e.isBuffer(s)||(s=new e(s,f)),"number"==typeof r?new o(n(r,s),s,!0):(e.isBuffer(r)||(r=new e(r,i)),new o(r,s,!0)));};}).call(this);}).call(this,t(67).Buffer);},{413:413,414:414,415:415,67:67}],413:[function(t,e,r){(function(r){(function(){var n=t(416),i=new(t(471))(),o=new n(24),a=new n(11),s=new n(10),f=new n(3),u=new n(7),c=t(414),h=t(497);function d(t,e){return e=e||"utf8",r.isBuffer(t)||(t=new r(t,e)),this._pub=new n(t),this;}function l(t,e){return e=e||"utf8",r.isBuffer(t)||(t=new r(t,e)),this._priv=new n(t),this;}e.exports=b;var p={};function b(t,e,r){this.setGenerator(e),this.__prime=new n(t),this._prime=n.mont(this.__prime),this._primeLen=t.length,this._pub=void 0,this._priv=void 0,this._primeCode=void 0,r?(this.setPublicKey=d,this.setPrivateKey=l):this._primeCode=8;}function v(t,e){var n=new r(t.toArray());return e?n.toString(e):n;}Object.defineProperty(b.prototype,"verifyError",{enumerable:!0,get:function(){return"number"!=typeof this._primeCode&&(this._primeCode=function(t,e){var r=e.toString("hex"),n=[r,t.toString(16)].join("_");if(n in p)return p[n];var h,d=0;if(t.isEven()||!c.simpleSieve||!c.fermatTest(t)||!i.test(t))return d+=1,d+="02"===r||"05"===r?8:4,p[n]=d,d;switch(i.test(t.shrn(1))||(d+=2),r){case"02":t.mod(o).cmp(a)&&(d+=8);break;case"05":(h=t.mod(s)).cmp(f)&&h.cmp(u)&&(d+=8);break;default:d+=4;}return p[n]=d,d;}(this.__prime,this.__gen)),this._primeCode;}}),b.prototype.generateKeys=function(){return this._priv||(this._priv=new n(h(this._primeLen))),this._pub=this._gen.toRed(this._prime).redPow(this._priv).fromRed(),this.getPublicKey();},b.prototype.computeSecret=function(t){var e=(t=(t=new n(t)).toRed(this._prime)).redPow(this._priv).fromRed(),i=new r(e.toArray()),o=this.getPrime();if(i.length<o.length){var a=new r(o.length-i.length);a.fill(0),i=r.concat([a,i]);}return i;},b.prototype.getPublicKey=function(t){return v(this._pub,t);},b.prototype.getPrivateKey=function(t){return v(this._priv,t);},b.prototype.getPrime=function(t){return v(this.__prime,t);},b.prototype.getGenerator=function(t){return v(this._gen,t);},b.prototype.setGenerator=function(t,e){return e=e||"utf8",r.isBuffer(t)||(t=new r(t,e)),this.__gen=t,this._gen=new n(t),this;};}).call(this);}).call(this,t(67).Buffer);},{414:414,416:416,471:471,497:497,67:67}],414:[function(t,e,r){var n=t(497);e.exports=y,y.simpleSieve=v,y.fermatTest=g;var i=t(416),o=new i(24),a=new(t(471))(),s=new i(1),f=new i(2),u=new i(5),c=(new i(16),new i(8),new i(10)),h=new i(3),d=(new i(7),new i(11)),l=new i(4),p=(new i(12),null);function b(){if(null!==p)return p;var t=[];t[0]=2;for(var e=1,r=3;r<1048576;r+=2){for(var n=Math.ceil(Math.sqrt(r)),i=0;i<e&&t[i]<=n&&r%t[i]!=0;i++);e!==i&&t[i]<=n||(t[e++]=r);}return p=t,t;}function v(t){for(var e=b(),r=0;r<e.length;r++)if(0===t.modn(e[r]))return 0===t.cmpn(e[r]);return!0;}function g(t){var e=i.mont(t);return 0===f.toRed(e).redPow(t.subn(1)).fromRed().cmpn(1);}function y(t,e){if(t<16)return new i(2===e||5===e?[140,123]:[140,39]);var r,p;for(e=new i(e);;){for(r=new i(n(Math.ceil(t/8)));r.bitLength()>t;)r.ishrn(1);if(r.isEven()&&r.iadd(s),r.testn(1)||r.iadd(f),e.cmp(f)){if(!e.cmp(u))for(;r.mod(c).cmp(h);)r.iadd(l);}else for(;r.mod(o).cmp(d);)r.iadd(l);if(v(p=r.shrn(1))&&v(r)&&g(p)&&g(r)&&a.test(p)&&a.test(r))return r;}}},{416:416,471:471,497:497}],415:[function(t,e,r){e.exports={modp1:{gen:"02",prime:"ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a63a3620ffffffffffffffff"},modp2:{gen:"02",prime:"ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a637ed6b0bff5cb6f406b7edee386bfb5a899fa5ae9f24117c4b1fe649286651ece65381ffffffffffffffff"},modp5:{gen:"02",prime:"ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024e088a67cc74020bbea63b139b22514a08798e3404ddef9519b3cd3a431b302b0a6df25f14374fe1356d6d51c245e485b576625e7ec6f44c42e9a637ed6b0bff5cb6f406b7edee386bfb5a899fa5ae9f24117c4b1fe649286651ece45b3dc2007cb8a163bf0598da48361c55d39a69163fa8fd24cf5f83655d23dca3ad961c62f356208552bb9ed529077096966d670c354e4abc9804f1746c08ca237327ffffffffffffffff"},modp14:{gen:"02",prime:"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"},modp15:{gen:"02",prime:"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"},modp16:{gen:"02",prime:"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"},modp17:{gen:"02",prime:"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"},modp18:{gen:"02",prime:"ffffffffffffffffc90fdaa22168c234c4c6628b80dc1cd129024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strict";var n=r;n.version=t(433).version,n.utils=t(431),n.rand=t(20),n.curve=t(420),n.curves=t(423),n.ec=t(424),n.eddsa=t(427);},{20:20,420:420,423:423,424:424,427:427,431:431,433:433}],418:[function(t,e,r){"use strict";var n=t(432),i=t(431),o=i.getNAF,a=i.getJSF,s=i.assert;function f(t,e){this.type=t,this.p=new n(e.p,16),this.red=e.prime?n.red(e.prime):n.mont(this.p),this.zero=new n(0).toRed(this.red),this.one=new n(1).toRed(this.red),this.two=new n(2).toRed(this.red),this.n=e.n&&new n(e.n,16),this.g=e.g&&this.pointFromJSON(e.g,e.gRed),this._wnafT1=new Array(4),this._wnafT2=new Array(4),this._wnafT3=new Array(4),this._wnafT4=new Array(4),this._bitLength=this.n?this.n.bitLength():0;var r=this.n&&this.p.div(this.n);!r||r.cmpn(100)>0?this.redN=null:(this._maxwellTrick=!0,this.redN=this.n.toRed(this.red));}function u(t,e){this.curve=t,this.type=e,this.precomputed=null;}e.exports=f,f.prototype.point=function(){throw new Error("Not implemented");},f.prototype.validate=function(){throw new Error("Not implemented");},f.prototype._fixedNafMul=function(t,e){s(t.precomputed);var r=t._getDoubles(),n=o(e,1,this._bitLength),i=(1<<r.step+1)-(r.step%2==0?2:1);i/=3;var a,f,u=[];for(a=0;a<n.length;a+=r.step){f=0;for(var c=a+r.step-1;c>=a;c--)f=(f<<1)+n[c];u.push(f);}for(var h=this.jpoint(null,null,null),d=this.jpoint(null,null,null),l=i;l>0;l--){for(a=0;a<u.length;a++)(f=u[a])===l?d=d.mixedAdd(r.points[a]):f===-l&&(d=d.mixedAdd(r.points[a].neg()));h=h.add(d);}return h.toP();},f.prototype._wnafMul=function(t,e){var r=4,n=t._getNAFPoints(r);r=n.wnd;for(var i=n.points,a=o(e,r,this._bitLength),f=this.jpoint(null,null,null),u=a.length-1;u>=0;u--){for(var c=0;u>=0&&0===a[u];u--)c++;if(u>=0&&c++,f=f.dblp(c),u<0)break;var h=a[u];s(0!==h),f="affine"===t.type?h>0?f.mixedAdd(i[h-1>>1]):f.mixedAdd(i[-h-1>>1].neg()):h>0?f.add(i[h-1>>1]):f.add(i[-h-1>>1].neg());}return"affine"===t.type?f.toP():f;},f.prototype._wnafMulAdd=function(t,e,r,n,i){var s,f,u,c=this._wnafT1,h=this._wnafT2,d=this._wnafT3,l=0;for(s=0;s<n;s++){var p=(u=e[s])._getNAFPoints(t);c[s]=p.wnd,h[s]=p.points;}for(s=n-1;s>=1;s-=2){var b=s-1,v=s;if(1===c[b]&&1===c[v]){var g=[e[b],null,null,e[v]];0===e[b].y.cmp(e[v].y)?(g[1]=e[b].add(e[v]),g[2]=e[b].toJ().mixedAdd(e[v].neg())):0===e[b].y.cmp(e[v].y.redNeg())?(g[1]=e[b].toJ().mixedAdd(e[v]),g[2]=e[b].add(e[v].neg())):(g[1]=e[b].toJ().mixedAdd(e[v]),g[2]=e[b].toJ().mixedAdd(e[v].neg()));var y=[-3,-1,-5,-7,0,7,5,1,3],m=a(r[b],r[v]);for(l=Math.max(m[0].length,l),d[b]=new Array(l),d[v]=new Array(l),f=0;f<l;f++){var w=0|m[0][f],_=0|m[1][f];d[b][f]=y[3*(w+1)+(_+1)],d[v][f]=0,h[b]=g;}}else d[b]=o(r[b],c[b],this._bitLength),d[v]=o(r[v],c[v],this._bitLength),l=Math.max(d[b].length,l),l=Math.max(d[v].length,l);}var S=this.jpoint(null,null,null),M=this._wnafT4;for(s=l;s>=0;s--){for(var E=0;s>=0;){var k=!0;for(f=0;f<n;f++)M[f]=0|d[f][s],0!==M[f]&&(k=!1);if(!k)break;E++,s--;}if(s>=0&&E++,S=S.dblp(E),s<0)break;for(f=0;f<n;f++){var x=M[f];0!==x&&(x>0?u=h[f][x-1>>1]:x<0&&(u=h[f][-x-1>>1].neg()),S="affine"===u.type?S.mixedAdd(u):S.add(u));}}for(s=0;s<n;s++)h[s]=null;return i?S:S.toP();},f.BasePoint=u,u.prototype.eq=function(){throw new Error("Not implemented");},u.prototype.validate=function(){return this.curve.validate(this);},f.prototype.decodePoint=function(t,e){t=i.toArray(t,e);var r=this.p.byteLength();if((4===t[0]||6===t[0]||7===t[0])&&t.length-1==2*r)return 6===t[0]?s(t[t.length-1]%2==0):7===t[0]&&s(t[t.length-1]%2==1),this.point(t.slice(1,1+r),t.slice(1+r,1+2*r));if((2===t[0]||3===t[0])&&t.length-1===r)return this.pointFromX(t.slice(1,1+r),3===t[0]);throw new Error("Unknown point format");},u.prototype.encodeCompressed=function(t){return this.encode(t,!0);},u.prototype._encode=function(t){var e=this.curve.p.byteLength(),r=this.getX().toArray("be",e);return t?[this.getY().isEven()?2:3].concat(r):[4].concat(r,this.getY().toArray("be",e));},u.prototype.encode=function(t,e){return i.encode(this._encode(e),t);},u.prototype.precompute=function(t){if(this.precomputed)return this;var e={doubles:null,naf:null,beta:null};return e.naf=this._getNAFPoints(8),e.doubles=this._getDoubles(4,t),e.beta=this._getBeta(),this.precomputed=e,this;},u.prototype._hasDoubles=function(t){if(!this.precomputed)return!1;var e=this.precomputed.doubles;return!!e&&e.points.length>=Math.ceil((t.bitLength()+1)/e.step);},u.prototype._getDoubles=function(t,e){if(this.precomputed&&this.precomputed.doubles)return this.precomputed.doubles;for(var r=[this],n=this,i=0;i<e;i+=t){for(var o=0;o<t;o++)n=n.dbl();r.push(n);}return{step:t,points:r};},u.prototype._getNAFPoints=function(t){if(this.precomputed&&this.precomputed.naf)return this.precomputed.naf;for(var e=[this],r=(1<<t)-1,n=1===r?null:this.dbl(),i=1;i<r;i++)e[i]=e[i-1].add(n);return{wnd:t,points:e};},u.prototype._getBeta=function(){return null;},u.prototype.dblp=function(t){for(var e=this,r=0;r<t;r++)e=e.dbl();return e;};},{431:431,432:432}],419:[function(t,e,r){"use strict";var n=t(431),i=t(432),o=t(467),a=t(418),s=n.assert;function f(t){this.twisted=1!=(0|t.a),this.mOneA=this.twisted&&-1==(0|t.a),this.extended=this.mOneA,a.call(this,"edwards",t),this.a=new i(t.a,16).umod(this.red.m),this.a=this.a.toRed(this.red),this.c=new i(t.c,16).toRed(this.red),this.c2=this.c.redSqr(),this.d=new i(t.d,16).toRed(this.red),this.dd=this.d.redAdd(this.d),s(!this.twisted||0===this.c.fromRed().cmpn(1)),this.oneC=1==(0|t.c);}function u(t,e,r,n,o){a.BasePoint.call(this,t,"projective"),null===e&&null===r&&null===n?(this.x=this.curve.zero,this.y=this.curve.one,this.z=this.curve.one,this.t=this.curve.zero,this.zOne=!0):(this.x=new i(e,16),this.y=new i(r,16),this.z=n?new i(n,16):this.curve.one,this.t=o&&new i(o,16),this.x.red||(this.x=this.x.toRed(this.curve.red)),this.y.red||(this.y=this.y.toRed(this.curve.red)),this.z.red||(this.z=this.z.toRed(this.curve.red)),this.t&&!this.t.red&&(this.t=this.t.toRed(this.curve.red)),this.zOne=this.z===this.curve.one,this.curve.extended&&!this.t&&(this.t=this.x.redMul(this.y),this.zOne||(this.t=this.t.redMul(this.z.redInvm()))));}o(f,a),e.exports=f,f.prototype._mulA=function(t){return this.mOneA?t.redNeg():this.a.redMul(t);},f.prototype._mulC=function(t){return this.oneC?t:this.c.redMul(t);},f.prototype.jpoint=function(t,e,r,n){return this.point(t,e,r,n);},f.prototype.pointFromX=function(t,e){(t=new i(t,16)).red||(t=t.toRed(this.red));var r=t.redSqr(),n=this.c2.redSub(this.a.redMul(r)),o=this.one.redSub(this.c2.redMul(this.d).redMul(r)),a=n.redMul(o.redInvm()),s=a.redSqrt();if(0!==s.redSqr().redSub(a).cmp(this.zero))throw new Error("invalid point");var f=s.fromRed().isOdd();return(e&&!f||!e&&f)&&(s=s.redNeg()),this.point(t,s);},f.prototype.pointFromY=function(t,e){(t=new i(t,16)).red||(t=t.toRed(this.red));var r=t.redSqr(),n=r.redSub(this.c2),o=r.redMul(this.d).redMul(this.c2).redSub(this.a),a=n.redMul(o.redInvm());if(0===a.cmp(this.zero)){if(e)throw new Error("invalid point");return this.point(this.zero,t);}var s=a.redSqrt();if(0!==s.redSqr().redSub(a).cmp(this.zero))throw new Error("invalid point");return s.fromRed().isOdd()!==e&&(s=s.redNeg()),this.point(s,t);},f.prototype.validate=function(t){if(t.isInfinity())return!0;t.normalize();var e=t.x.redSqr(),r=t.y.redSqr(),n=e.redMul(this.a).redAdd(r),i=this.c2.redMul(this.one.redAdd(this.d.redMul(e).redMul(r)));return 0===n.cmp(i);},o(u,a.BasePoint),f.prototype.pointFromJSON=function(t){return u.fromJSON(this,t);},f.prototype.point=function(t,e,r,n){return new u(this,t,e,r,n);},u.fromJSON=function(t,e){return new u(t,e[0],e[1],e[2]);},u.prototype.inspect=function(){return this.isInfinity()?"<EC Point Infinity>":"<EC Point x: "+this.x.fromRed().toString(16,2)+" y: "+this.y.fromRed().toString(16,2)+" z: "+this.z.fromRed().toString(16,2)+">";},u.prototype.isInfinity=function(){return 0===this.x.cmpn(0)&&(0===this.y.cmp(this.z)||this.zOne&&0===this.y.cmp(this.curve.c));},u.prototype._extDbl=function(){var t=this.x.redSqr(),e=this.y.redSqr(),r=this.z.redSqr();r=r.redIAdd(r);var n=this.curve._mulA(t),i=this.x.redAdd(this.y).redSqr().redISub(t).redISub(e),o=n.redAdd(e),a=o.redSub(r),s=n.redSub(e),f=i.redMul(a),u=o.redMul(s),c=i.redMul(s),h=a.redMul(o);return this.curve.point(f,u,h,c);},u.prototype._projDbl=function(){var t,e,r,n,i,o,a=this.x.redAdd(this.y).redSqr(),s=this.x.redSqr(),f=this.y.redSqr();if(this.curve.twisted){var u=(n=this.curve._mulA(s)).redAdd(f);this.zOne?(t=a.redSub(s).redSub(f).redMul(u.redSub(this.curve.two)),e=u.redMul(n.redSub(f)),r=u.redSqr().redSub(u).redSub(u)):(i=this.z.redSqr(),o=u.redSub(i).redISub(i),t=a.redSub(s).redISub(f).redMul(o),e=u.redMul(n.redSub(f)),r=u.redMul(o));}else n=s.redAdd(f),i=this.curve._mulC(this.z).redSqr(),o=n.redSub(i).redSub(i),t=this.curve._mulC(a.redISub(n)).redMul(o),e=this.curve._mulC(n).redMul(s.redISub(f)),r=n.redMul(o);return this.curve.point(t,e,r);},u.prototype.dbl=function(){return this.isInfinity()?this:this.curve.extended?this._extDbl():this._projDbl();},u.prototype._extAdd=function(t){var e=this.y.redSub(this.x).redMul(t.y.redSub(t.x)),r=this.y.redAdd(this.x).redMul(t.y.redAdd(t.x)),n=this.t.redMul(this.curve.dd).redMul(t.t),i=this.z.redMul(t.z.redAdd(t.z)),o=r.redSub(e),a=i.redSub(n),s=i.redAdd(n),f=r.redAdd(e),u=o.redMul(a),c=s.redMul(f),h=o.redMul(f),d=a.redMul(s);return this.curve.point(u,c,d,h);},u.prototype._projAdd=function(t){var e,r,n=this.z.redMul(t.z),i=n.redSqr(),o=this.x.redMul(t.x),a=this.y.redMul(t.y),s=this.curve.d.redMul(o).redMul(a),f=i.redSub(s),u=i.redAdd(s),c=this.x.redAdd(this.y).redMul(t.x.redAdd(t.y)).redISub(o).redISub(a),h=n.redMul(f).redMul(c);return this.curve.twisted?(e=n.redMul(u).redMul(a.redSub(this.curve._mulA(o))),r=f.redMul(u)):(e=n.redMul(u).redMul(a.redSub(o)),r=this.curve._mulC(f).redMul(u)),this.curve.point(h,e,r);},u.prototype.add=function(t){return this.isInfinity()?t:t.isInfinity()?this:this.curve.extended?this._extAdd(t):this._projAdd(t);},u.prototype.mul=function(t){return this._hasDoubles(t)?this.curve._fixedNafMul(this,t):this.curve._wnafMul(this,t);},u.prototype.mulAdd=function(t,e,r){return this.curve._wnafMulAdd(1,[this,e],[t,r],2,!1);},u.prototype.jmulAdd=function(t,e,r){return this.curve._wnafMulAdd(1,[this,e],[t,r],2,!0);},u.prototype.normalize=function(){if(this.zOne)return this;var t=this.z.redInvm();return this.x=this.x.redMul(t),this.y=this.y.redMul(t),this.t&&(this.t=this.t.redMul(t)),this.z=this.curve.one,this.zOne=!0,this;},u.prototype.neg=function(){return this.curve.point(this.x.redNeg(),this.y,this.z,this.t&&this.t.redNeg());},u.prototype.getX=function(){return this.normalize(),this.x.fromRed();},u.prototype.getY=function(){return this.normalize(),this.y.fromRed();},u.prototype.eq=function(t){return this===t||0===this.getX().cmp(t.getX())&&0===this.getY().cmp(t.getY());},u.prototype.eqXToP=function(t){var e=t.toRed(this.curve.red).redMul(this.z);if(0===this.x.cmp(e))return!0;for(var r=t.clone(),n=this.curve.redN.redMul(this.z);;){if(r.iadd(this.curve.n),r.cmp(this.curve.p)>=0)return!1;if(e.redIAdd(n),0===this.x.cmp(e))return!0;}},u.prototype.toP=u.prototype.normalize,u.prototype.mixedAdd=u.prototype.add;},{418:418,431:431,432:432,467:467}],420:[function(t,e,r){"use strict";var n=r;n.base=t(418),n.short=t(422),n.mont=t(421),n.edwards=t(419);},{418:418,419:419,421:421,422:422}],421:[function(t,e,r){"use strict";var n=t(432),i=t(467),o=t(418),a=t(431);function s(t){o.call(this,"mont",t),this.a=new n(t.a,16).toRed(this.red),this.b=new n(t.b,16).toRed(this.red),this.i4=new n(4).toRed(this.red).redInvm(),this.two=new n(2).toRed(this.red),this.a24=this.i4.redMul(this.a.redAdd(this.two));}function f(t,e,r){o.BasePoint.call(this,t,"projective"),null===e&&null===r?(this.x=this.curve.one,this.z=this.curve.zero):(this.x=new n(e,16),this.z=new n(r,16),this.x.red||(this.x=this.x.toRed(this.curve.red)),this.z.red||(this.z=this.z.toRed(this.curve.red)));}i(s,o),e.exports=s,s.prototype.validate=function(t){var e=t.normalize().x,r=e.redSqr(),n=r.redMul(e).redAdd(r.redMul(this.a)).redAdd(e);return 0===n.redSqrt().redSqr().cmp(n);},i(f,o.BasePoint),s.prototype.decodePoint=function(t,e){return this.point(a.toArray(t,e),1);},s.prototype.point=function(t,e){return new f(this,t,e);},s.prototype.pointFromJSON=function(t){return f.fromJSON(this,t);},f.prototype.precompute=function(){},f.prototype._encode=function(){return this.getX().toArray("be",this.curve.p.byteLength());},f.fromJSON=function(t,e){return new f(t,e[0],e[1]||t.one);},f.prototype.inspect=function(){return this.isInfinity()?"<EC Point Infinity>":"<EC Point x: "+this.x.fromRed().toString(16,2)+" z: "+this.z.fromRed().toString(16,2)+">";},f.prototype.isInfinity=function(){return 0===this.z.cmpn(0);},f.prototype.dbl=function(){var t=this.x.redAdd(this.z).redSqr(),e=this.x.redSub(this.z).redSqr(),r=t.redSub(e),n=t.redMul(e),i=r.redMul(e.redAdd(this.curve.a24.redMul(r)));return this.curve.point(n,i);},f.prototype.add=function(){throw new Error("Not supported on Montgomery curve");},f.prototype.diffAdd=function(t,e){var r=this.x.redAdd(this.z),n=this.x.redSub(this.z),i=t.x.redAdd(t.z),o=t.x.redSub(t.z).redMul(r),a=i.redMul(n),s=e.z.redMul(o.redAdd(a).redSqr()),f=e.x.redMul(o.redISub(a).redSqr());return this.curve.point(s,f);},f.prototype.mul=function(t){for(var e=t.clone(),r=this,n=this.curve.point(null,null),i=[];0!==e.cmpn(0);e.iushrn(1))i.push(e.andln(1));for(var o=i.length-1;o>=0;o--)0===i[o]?(r=r.diffAdd(n,this),n=n.dbl()):(n=r.diffAdd(n,this),r=r.dbl());return n;},f.prototype.mulAdd=function(){throw new Error("Not supported on Montgomery curve");},f.prototype.jumlAdd=function(){throw new Error("Not supported on Montgomery curve");},f.prototype.eq=function(t){return 0===this.getX().cmp(t.getX());},f.prototype.normalize=function(){return this.x=this.x.redMul(this.z.redInvm()),this.z=this.curve.one,this;},f.prototype.getX=function(){return this.normalize(),this.x.fromRed();};},{418:418,431:431,432:432,467:467}],422:[function(t,e,r){"use strict";var n=t(431),i=t(432),o=t(467),a=t(418),s=n.assert;function f(t){a.call(this,"short",t),this.a=new i(t.a,16).toRed(this.red),this.b=new i(t.b,16).toRed(this.red),this.tinv=this.two.redInvm(),this.zeroA=0===this.a.fromRed().cmpn(0),this.threeA=0===this.a.fromRed().sub(this.p).cmpn(-3),this.endo=this._getEndomorphism(t),this._endoWnafT1=new Array(4),this._endoWnafT2=new Array(4);}function u(t,e,r,n){a.BasePoint.call(this,t,"affine"),null===e&&null===r?(this.x=null,this.y=null,this.inf=!0):(this.x=new i(e,16),this.y=new i(r,16),n&&(this.x.forceRed(this.curve.red),this.y.forceRed(this.curve.red)),this.x.red||(this.x=this.x.toRed(this.curve.red)),this.y.red||(this.y=this.y.toRed(this.curve.red)),this.inf=!1);}function c(t,e,r,n){a.BasePoint.call(this,t,"jacobian"),null===e&&null===r&&null===n?(this.x=this.curve.one,this.y=this.curve.one,this.z=new i(0)):(this.x=new i(e,16),this.y=new i(r,16),this.z=new i(n,16)),this.x.red||(this.x=this.x.toRed(this.curve.red)),this.y.red||(this.y=this.y.toRed(this.curve.red)),this.z.red||(this.z=this.z.toRed(this.curve.red)),this.zOne=this.z===this.curve.one;}o(f,a),e.exports=f,f.prototype._getEndomorphism=function(t){if(this.zeroA&&this.g&&this.n&&1===this.p.modn(3)){var e,r;if(t.beta)e=new i(t.beta,16).toRed(this.red);else{var n=this._getEndoRoots(this.p);e=(e=n[0].cmp(n[1])<0?n[0]:n[1]).toRed(this.red);}if(t.lambda)r=new i(t.lambda,16);else{var o=this._getEndoRoots(this.n);0===this.g.mul(o[0]).x.cmp(this.g.x.redMul(e))?r=o[0]:(r=o[1],s(0===this.g.mul(r).x.cmp(this.g.x.redMul(e))));}return{beta:e,lambda:r,basis:t.basis?t.basis.map(function(t){return{a:new i(t.a,16),b:new i(t.b,16)};}):this._getEndoBasis(r)};}},f.prototype._getEndoRoots=function(t){var e=t===this.p?this.red:i.mont(t),r=new i(2).toRed(e).redInvm(),n=r.redNeg(),o=new i(3).toRed(e).redNeg().redSqrt().redMul(r);return[n.redAdd(o).fromRed(),n.redSub(o).fromRed()];},f.prototype._getEndoBasis=function(t){for(var e,r,n,o,a,s,f,u,c,h=this.n.ushrn(Math.floor(this.n.bitLength()/2)),d=t,l=this.n.clone(),p=new i(1),b=new i(0),v=new i(0),g=new i(1),y=0;0!==d.cmpn(0);){var m=l.div(d);u=l.sub(m.mul(d)),c=v.sub(m.mul(p));var w=g.sub(m.mul(b));if(!n&&u.cmp(h)<0)e=f.neg(),r=p,n=u.neg(),o=c;else if(n&&2==++y)break;f=u,l=d,d=u,v=p,p=c,g=b,b=w;}a=u.neg(),s=c;var _=n.sqr().add(o.sqr());return a.sqr().add(s.sqr()).cmp(_)>=0&&(a=e,s=r),n.negative&&(n=n.neg(),o=o.neg()),a.negative&&(a=a.neg(),s=s.neg()),[{a:n,b:o},{a:a,b:s}];},f.prototype._endoSplit=function(t){var e=this.endo.basis,r=e[0],n=e[1],i=n.b.mul(t).divRound(this.n),o=r.b.neg().mul(t).divRound(this.n),a=i.mul(r.a),s=o.mul(n.a),f=i.mul(r.b),u=o.mul(n.b);return{k1:t.sub(a).sub(s),k2:f.add(u).neg()};},f.prototype.pointFromX=function(t,e){(t=new i(t,16)).red||(t=t.toRed(this.red));var r=t.redSqr().redMul(t).redIAdd(t.redMul(this.a)).redIAdd(this.b),n=r.redSqrt();if(0!==n.redSqr().redSub(r).cmp(this.zero))throw new Error("invalid point");var o=n.fromRed().isOdd();return(e&&!o||!e&&o)&&(n=n.redNeg()),this.point(t,n);},f.prototype.validate=function(t){if(t.inf)return!0;var e=t.x,r=t.y,n=this.a.redMul(e),i=e.redSqr().redMul(e).redIAdd(n).redIAdd(this.b);return 0===r.redSqr().redISub(i).cmpn(0);},f.prototype._endoWnafMulAdd=function(t,e,r){for(var n=this._endoWnafT1,i=this._endoWnafT2,o=0;o<t.length;o++){var a=this._endoSplit(e[o]),s=t[o],f=s._getBeta();a.k1.negative&&(a.k1.ineg(),s=s.neg(!0)),a.k2.negative&&(a.k2.ineg(),f=f.neg(!0)),n[2*o]=s,n[2*o+1]=f,i[2*o]=a.k1,i[2*o+1]=a.k2;}for(var u=this._wnafMulAdd(1,n,i,2*o,r),c=0;c<2*o;c++)n[c]=null,i[c]=null;return u;},o(u,a.BasePoint),f.prototype.point=function(t,e,r){return new u(this,t,e,r);},f.prototype.pointFromJSON=function(t,e){return u.fromJSON(this,t,e);},u.prototype._getBeta=function(){if(this.curve.endo){var t=this.precomputed;if(t&&t.beta)return t.beta;var e=this.curve.point(this.x.redMul(this.curve.endo.beta),this.y);if(t){var r=this.curve,n=function(t){return r.point(t.x.redMul(r.endo.beta),t.y);};t.beta=e,e.precomputed={beta:null,naf:t.naf&&{wnd:t.naf.wnd,points:t.naf.points.map(n)},doubles:t.doubles&&{step:t.doubles.step,points:t.doubles.points.map(n)}};}return e;}},u.prototype.toJSON=function(){return this.precomputed?[this.x,this.y,this.precomputed&&{doubles:this.precomputed.doubles&&{step:this.precomputed.doubles.step,points:this.precomputed.doubles.points.slice(1)},naf:this.precomputed.naf&&{wnd:this.precomputed.naf.wnd,points:this.precomputed.naf.points.slice(1)}}]:[this.x,this.y];},u.fromJSON=function(t,e,r){"string"==typeof e&&(e=JSON.parse(e));var n=t.point(e[0],e[1],r);if(!e[2])return n;function i(e){return t.point(e[0],e[1],r);}var o=e[2];return n.precomputed={beta:null,doubles:o.doubles&&{step:o.doubles.step,points:[n].concat(o.doubles.points.map(i))},naf:o.naf&&{wnd:o.naf.wnd,points:[n].concat(o.naf.points.map(i))}},n;},u.prototype.inspect=function(){return this.isInfinity()?"<EC Point Infinity>":"<EC Point x: "+this.x.fromRed().toString(16,2)+" y: "+this.y.fromRed().toString(16,2)+">";},u.prototype.isInfinity=function(){return this.inf;},u.prototype.add=function(t){if(this.inf)return t;if(t.inf)return this;if(this.eq(t))return this.dbl();if(this.neg().eq(t))return this.curve.point(null,null);if(0===this.x.cmp(t.x))return this.curve.point(null,null);var e=this.y.redSub(t.y);0!==e.cmpn(0)&&(e=e.redMul(this.x.redSub(t.x).redInvm()));var r=e.redSqr().redISub(this.x).redISub(t.x),n=e.redMul(this.x.redSub(r)).redISub(this.y);return this.curve.point(r,n);},u.prototype.dbl=function(){if(this.inf)return this;var t=this.y.redAdd(this.y);if(0===t.cmpn(0))return this.curve.point(null,null);var e=this.curve.a,r=this.x.redSqr(),n=t.redInvm(),i=r.redAdd(r).redIAdd(r).redIAdd(e).redMul(n),o=i.redSqr().redISub(this.x.redAdd(this.x)),a=i.redMul(this.x.redSub(o)).redISub(this.y);return this.curve.point(o,a);},u.prototype.getX=function(){return this.x.fromRed();},u.prototype.getY=function(){return this.y.fromRed();},u.prototype.mul=function(t){return t=new i(t,16),this.isInfinity()?this:this._hasDoubles(t)?this.curve._fixedNafMul(this,t):this.curve.endo?this.curve._endoWnafMulAdd([this],[t]):this.curve._wnafMul(this,t);},u.prototype.mulAdd=function(t,e,r){var n=[this,e],i=[t,r];return this.curve.endo?this.curve._endoWnafMulAdd(n,i):this.curve._wnafMulAdd(1,n,i,2);},u.prototype.jmulAdd=function(t,e,r){var n=[this,e],i=[t,r];return this.curve.endo?this.curve._endoWnafMulAdd(n,i,!0):this.curve._wnafMulAdd(1,n,i,2,!0);},u.prototype.eq=function(t){return this===t||this.inf===t.inf&&(this.inf||0===this.x.cmp(t.x)&&0===this.y.cmp(t.y));},u.prototype.neg=function(t){if(this.inf)return this;var e=this.curve.point(this.x,this.y.redNeg());if(t&&this.precomputed){var r=this.precomputed,n=function(t){return t.neg();};e.precomputed={naf:r.naf&&{wnd:r.naf.wnd,points:r.naf.points.map(n)},doubles:r.doubles&&{step:r.doubles.step,points:r.doubles.points.map(n)}};}return e;},u.prototype.toJ=function(){return this.inf?this.curve.jpoint(null,null,null):this.curve.jpoint(this.x,this.y,this.curve.one);},o(c,a.BasePoint),f.prototype.jpoint=function(t,e,r){return new c(this,t,e,r);},c.prototype.toP=function(){if(this.isInfinity())return this.curve.point(null,null);var t=this.z.redInvm(),e=t.redSqr(),r=this.x.redMul(e),n=this.y.redMul(e).redMul(t);return this.curve.point(r,n);},c.prototype.neg=function(){return this.curve.jpoint(this.x,this.y.redNeg(),this.z);},c.prototype.add=function(t){if(this.isInfinity())return t;if(t.isInfinity())return this;var e=t.z.redSqr(),r=this.z.redSqr(),n=this.x.redMul(e),i=t.x.redMul(r),o=this.y.redMul(e.redMul(t.z)),a=t.y.redMul(r.redMul(this.z)),s=n.redSub(i),f=o.redSub(a);if(0===s.cmpn(0))return 0!==f.cmpn(0)?this.curve.jpoint(null,null,null):this.dbl();var u=s.redSqr(),c=u.redMul(s),h=n.redMul(u),d=f.redSqr().redIAdd(c).redISub(h).redISub(h),l=f.redMul(h.redISub(d)).redISub(o.redMul(c)),p=this.z.redMul(t.z).redMul(s);return this.curve.jpoint(d,l,p);},c.prototype.mixedAdd=function(t){if(this.isInfinity())return t.toJ();if(t.isInfinity())return this;var e=this.z.redSqr(),r=this.x,n=t.x.redMul(e),i=this.y,o=t.y.redMul(e).redMul(this.z),a=r.redSub(n),s=i.redSub(o);if(0===a.cmpn(0))return 0!==s.cmpn(0)?this.curve.jpoint(null,null,null):this.dbl();var f=a.redSqr(),u=f.redMul(a),c=r.redMul(f),h=s.redSqr().redIAdd(u).redISub(c).redISub(c),d=s.redMul(c.redISub(h)).redISub(i.redMul(u)),l=this.z.redMul(a);return this.curve.jpoint(h,d,l);},c.prototype.dblp=function(t){if(0===t)return this;if(this.isInfinity())return this;if(!t)return this.dbl();var e;if(this.curve.zeroA||this.curve.threeA){var r=this;for(e=0;e<t;e++)r=r.dbl();return r;}var n=this.curve.a,i=this.curve.tinv,o=this.x,a=this.y,s=this.z,f=s.redSqr().redSqr(),u=a.redAdd(a);for(e=0;e<t;e++){var c=o.redSqr(),h=u.redSqr(),d=h.redSqr(),l=c.redAdd(c).redIAdd(c).redIAdd(n.redMul(f)),p=o.redMul(h),b=l.redSqr().redISub(p.redAdd(p)),v=p.redISub(b),g=l.redMul(v);g=g.redIAdd(g).redISub(d);var y=u.redMul(s);e+1<t&&(f=f.redMul(d)),o=b,s=y,u=g;}return this.curve.jpoint(o,u.redMul(i),s);},c.prototype.dbl=function(){return this.isInfinity()?this:this.curve.zeroA?this._zeroDbl():this.curve.threeA?this._threeDbl():this._dbl();},c.prototype._zeroDbl=function(){var t,e,r;if(this.zOne){var n=this.x.redSqr(),i=this.y.redSqr(),o=i.redSqr(),a=this.x.redAdd(i).redSqr().redISub(n).redISub(o);a=a.redIAdd(a);var s=n.redAdd(n).redIAdd(n),f=s.redSqr().redISub(a).redISub(a),u=o.redIAdd(o);u=(u=u.redIAdd(u)).redIAdd(u),t=f,e=s.redMul(a.redISub(f)).redISub(u),r=this.y.redAdd(this.y);}else{var c=this.x.redSqr(),h=this.y.redSqr(),d=h.redSqr(),l=this.x.redAdd(h).redSqr().redISub(c).redISub(d);l=l.redIAdd(l);var p=c.redAdd(c).redIAdd(c),b=p.redSqr(),v=d.redIAdd(d);v=(v=v.redIAdd(v)).redIAdd(v),t=b.redISub(l).redISub(l),e=p.redMul(l.redISub(t)).redISub(v),r=(r=this.y.redMul(this.z)).redIAdd(r);}return this.curve.jpoint(t,e,r);},c.prototype._threeDbl=function(){var t,e,r;if(this.zOne){var n=this.x.redSqr(),i=this.y.redSqr(),o=i.redSqr(),a=this.x.redAdd(i).redSqr().redISub(n).redISub(o);a=a.redIAdd(a);var s=n.redAdd(n).redIAdd(n).redIAdd(this.curve.a),f=s.redSqr().redISub(a).redISub(a);t=f;var u=o.redIAdd(o);u=(u=u.redIAdd(u)).redIAdd(u),e=s.redMul(a.redISub(f)).redISub(u),r=this.y.redAdd(this.y);}else{var c=this.z.redSqr(),h=this.y.redSqr(),d=this.x.redMul(h),l=this.x.redSub(c).redMul(this.x.redAdd(c));l=l.redAdd(l).redIAdd(l);var p=d.redIAdd(d),b=(p=p.redIAdd(p)).redAdd(p);t=l.redSqr().redISub(b),r=this.y.redAdd(this.z).redSqr().redISub(h).redISub(c);var v=h.redSqr();v=(v=(v=v.redIAdd(v)).redIAdd(v)).redIAdd(v),e=l.redMul(p.redISub(t)).redISub(v);}return this.curve.jpoint(t,e,r);},c.prototype._dbl=function(){var t=this.curve.a,e=this.x,r=this.y,n=this.z,i=n.redSqr().redSqr(),o=e.redSqr(),a=r.redSqr(),s=o.redAdd(o).redIAdd(o).redIAdd(t.redMul(i)),f=e.redAdd(e),u=(f=f.redIAdd(f)).redMul(a),c=s.redSqr().redISub(u.redAdd(u)),h=u.redISub(c),d=a.redSqr();d=(d=(d=d.redIAdd(d)).redIAdd(d)).redIAdd(d);var l=s.redMul(h).redISub(d),p=r.redAdd(r).redMul(n);return this.curve.jpoint(c,l,p);},c.prototype.trpl=function(){if(!this.curve.zeroA)return this.dbl().add(this);var t=this.x.redSqr(),e=this.y.redSqr(),r=this.z.redSqr(),n=e.redSqr(),i=t.redAdd(t).redIAdd(t),o=i.redSqr(),a=this.x.redAdd(e).redSqr().redISub(t).redISub(n),s=(a=(a=(a=a.redIAdd(a)).redAdd(a).redIAdd(a)).redISub(o)).redSqr(),f=n.redIAdd(n);f=(f=(f=f.redIAdd(f)).redIAdd(f)).redIAdd(f);var u=i.redIAdd(a).redSqr().redISub(o).redISub(s).redISub(f),c=e.redMul(u);c=(c=c.redIAdd(c)).redIAdd(c);var h=this.x.redMul(s).redISub(c);h=(h=h.redIAdd(h)).redIAdd(h);var d=this.y.redMul(u.redMul(f.redISub(u)).redISub(a.redMul(s)));d=(d=(d=d.redIAdd(d)).redIAdd(d)).redIAdd(d);var l=this.z.redAdd(a).redSqr().redISub(r).redISub(s);return this.curve.jpoint(h,d,l);},c.prototype.mul=function(t,e){return t=new i(t,e),this.curve._wnafMul(this,t);},c.prototype.eq=function(t){if("affine"===t.type)return this.eq(t.toJ());if(this===t)return!0;var e=this.z.redSqr(),r=t.z.redSqr();if(0!==this.x.redMul(r).redISub(t.x.redMul(e)).cmpn(0))return!1;var n=e.redMul(this.z),i=r.redMul(t.z);return 0===this.y.redMul(i).redISub(t.y.redMul(n)).cmpn(0);},c.prototype.eqXToP=function(t){var e=this.z.redSqr(),r=t.toRed(this.curve.red).redMul(e);if(0===this.x.cmp(r))return!0;for(var n=t.clone(),i=this.curve.redN.redMul(e);;){if(n.iadd(this.curve.n),n.cmp(this.curve.p)>=0)return!1;if(r.redIAdd(i),0===this.x.cmp(r))return!0;}},c.prototype.inspect=function(){return this.isInfinity()?"<EC JPoint Infinity>":"<EC JPoint x: "+this.x.toString(16,2)+" y: "+this.y.toString(16,2)+" z: "+this.z.toString(16,2)+">";},c.prototype.isInfinity=function(){return 0===this.z.cmpn(0);};},{418:418,431:431,432:432,467:467}],423:[function(t,e,r){"use strict";var n,i=r,o=t(453),a=t(420),s=t(431).assert;function f(t){"short"===t.type?this.curve=new a.short(t):"edwards"===t.type?this.curve=new a.edwards(t):this.curve=new a.mont(t),this.g=this.curve.g,this.n=this.curve.n,this.hash=t.hash,s(this.g.validate(),"Invalid curve"),s(this.g.mul(this.n).isInfinity(),"Invalid curve, G*N != O");}function u(t,e){Object.defineProperty(i,t,{configurable:!0,enumerable:!0,get:function(){var r=new f(e);return Object.defineProperty(i,t,{configurable:!0,enumerable:!0,value:r}),r;}});}i.PresetCurve=f,u("p192",{type:"short",prime:"p192",p:"ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff",a:"ffffffff ffffffff ffffffff fffffffe ffffffff fffffffc",b:"64210519 e59c80e7 0fa7e9ab 72243049 feb8deec c146b9b1",n:"ffffffff ffffffff ffffffff 99def836 146bc9b1 b4d22831",hash:o.sha256,gRed:!1,g:["188da80e b03090f6 7cbf20eb 43a18800 f4ff0afd 82ff1012","07192b95 ffc8da78 631011ed 6b24cdd5 73f977a1 1e794811"]}),u("p224",{type:"short",prime:"p224",p:"ffffffff ffffffff ffffffff ffffffff 00000000 00000000 00000001",a:"ffffffff ffffffff ffffffff fffffffe ffffffff ffffffff fffffffe",b:"b4050a85 0c04b3ab f5413256 5044b0b7 d7bfd8ba 270b3943 2355ffb4",n:"ffffffff ffffffff ffffffff ffff16a2 e0b8f03e 13dd2945 5c5c2a3d",hash:o.sha256,gRed:!1,g:["b70e0cbd 6bb4bf7f 321390b9 4a03c1d3 56c21122 343280d6 115c1d21","bd376388 b5f723fb 4c22dfe6 cd4375a0 5a074764 44d58199 85007e34"]}),u("p256",{type:"short",prime:null,p:"ffffffff 00000001 00000000 00000000 00000000 ffffffff ffffffff ffffffff",a:"ffffffff 00000001 00000000 00000000 00000000 ffffffff ffffffff fffffffc",b:"5ac635d8 aa3a93e7 b3ebbd55 769886bc 651d06b0 cc53b0f6 3bce3c3e 27d2604b",n:"ffffffff 00000000 ffffffff ffffffff bce6faad a7179e84 f3b9cac2 fc632551",hash:o.sha256,gRed:!1,g:["6b17d1f2 e12c4247 f8bce6e5 63a440f2 77037d81 2deb33a0 f4a13945 d898c296","4fe342e2 fe1a7f9b 8ee7eb4a 7c0f9e16 2bce3357 6b315ece cbb64068 37bf51f5"]}),u("p384",{type:"short",prime:null,p:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe ffffffff 00000000 00000000 ffffffff",a:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe ffffffff 00000000 00000000 fffffffc",b:"b3312fa7 e23ee7e4 988e056b e3f82d19 181d9c6e fe814112 0314088f 5013875a c656398d 8a2ed19d 2a85c8ed d3ec2aef",n:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff c7634d81 f4372ddf 581a0db2 48b0a77a ecec196a ccc52973",hash:o.sha384,gRed:!1,g:["aa87ca22 be8b0537 8eb1c71e f320ad74 6e1d3b62 8ba79b98 59f741e0 82542a38 5502f25d bf55296c 3a545e38 72760ab7","3617de4a 96262c6f 5d9e98bf 9292dc29 f8f41dbd 289a147c e9da3113 b5f0b8c0 0a60b1ce 1d7e819d 7a431d7c 90ea0e5f"]}),u("p521",{type:"short",prime:null,p:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff",a:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffc",b:"00000051 953eb961 8e1c9a1f 929a21a0 b68540ee a2da725b 99b315f3 b8b48991 8ef109e1 56193951 ec7e937b 1652c0bd 3bb1bf07 3573df88 3d2c34f1 ef451fd4 6b503f00",n:"000001ff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffa 51868783 bf2f966b 7fcc0148 f709a5d0 3bb5c9b8 899c47ae bb6fb71e 91386409",hash:o.sha512,gRed:!1,g:["000000c6 858e06b7 0404e9cd 9e3ecb66 2395b442 9c648139 053fb521 f828af60 6b4d3dba a14b5e77 efe75928 fe1dc127 a2ffa8de 3348b3c1 856a429b f97e7e31 c2e5bd66","00000118 39296a78 9a3bc004 5c8a5fb4 2c7d1bd9 98f54449 579b4468 17afbd17 273e662c 97ee7299 5ef42640 c550b901 3fad0761 353c7086 a272c240 88be9476 9fd16650"]}),u("curve25519",{type:"mont",prime:"p25519",p:"7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed",a:"76d06",b:"1",n:"1000000000000000 0000000000000000 14def9dea2f79cd6 5812631a5cf5d3ed",hash:o.sha256,gRed:!1,g:["9"]}),u("ed25519",{type:"edwards",prime:"p25519",p:"7fffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffed",a:"-1",c:"1",d:"52036cee2b6ffe73 8cc740797779e898 00700a4d4141d8ab 75eb4dca135978a3",n:"1000000000000000 0000000000000000 14def9dea2f79cd6 5812631a5cf5d3ed",hash:o.sha256,gRed:!1,g:["216936d3cd6e53fec0a4e231fdd6dc5c692cc7609525a7b2c9562d608f25d51a","6666666666666666666666666666666666666666666666666666666666666658"]});try{n=t(430);}catch(t){n=void 0;}u("secp256k1",{type:"short",prime:"k256",p:"ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff fffffffe fffffc2f",a:"0",b:"7",n:"ffffffff ffffffff ffffffff fffffffe baaedce6 af48a03b bfd25e8c d0364141",h:"1",hash:o.sha256,beta:"7ae96a2b657c07106e64479eac3434e99cf0497512f58995c1396c28719501ee",lambda:"5363ad4cc05c30e0a5261c028812645a122e22ea20816678df02967c1b23bd72",basis:[{a:"3086d221a7d46bcde86c90e49284eb15",b:"-e4437ed6010e88286f547fa90abfe4c3"},{a:"114ca50f7a8e2f3f657c1108d9d44cfd8",b:"3086d221a7d46bcde86c90e49284eb15"}],gRed:!1,g:["79be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798","483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8",n]});},{420:420,430:430,431:431,453:453}],424:[function(t,e,r){"use strict";var n=t(432),i=t(465),o=t(431),a=t(423),s=t(20),f=o.assert,u=t(425),c=t(426);function h(t){if(!(this instanceof h))return new h(t);"string"==typeof t&&(f(Object.prototype.hasOwnProperty.call(a,t),"Unknown curve "+t),t=a[t]),t instanceof a.PresetCurve&&(t={curve:t}),this.curve=t.curve.curve,this.n=this.curve.n,this.nh=this.n.ushrn(1),this.g=this.curve.g,this.g=t.curve.g,this.g.precompute(t.curve.n.bitLength()+1),this.hash=t.hash||t.curve.hash;}e.exports=h,h.prototype.keyPair=function(t){return new u(this,t);},h.prototype.keyFromPrivate=function(t,e){return u.fromPrivate(this,t,e);},h.prototype.keyFromPublic=function(t,e){return u.fromPublic(this,t,e);},h.prototype.genKeyPair=function(t){t||(t={});for(var e=new i({hash:this.hash,pers:t.pers,persEnc:t.persEnc||"utf8",entropy:t.entropy||s(this.hash.hmacStrength),entropyEnc:t.entropy&&t.entropyEnc||"utf8",nonce:this.n.toArray()}),r=this.n.byteLength(),o=this.n.sub(new n(2));;){var a=new n(e.generate(r));if(!(a.cmp(o)>0))return a.iaddn(1),this.keyFromPrivate(a);}},h.prototype._truncateToN=function(t,e){var r=8*t.byteLength()-this.n.bitLength();return r>0&&(t=t.ushrn(r)),!e&&t.cmp(this.n)>=0?t.sub(this.n):t;},h.prototype.sign=function(t,e,r,o){"object"==typeof r&&(o=r,r=null),o||(o={}),e=this.keyFromPrivate(e,r),t=this._truncateToN(new n(t,16));for(var a=this.n.byteLength(),s=e.getPrivate().toArray("be",a),f=t.toArray("be",a),u=new i({hash:this.hash,entropy:s,nonce:f,pers:o.pers,persEnc:o.persEnc||"utf8"}),h=this.n.sub(new n(1)),d=0;;d++){var l=o.k?o.k(d):new n(u.generate(this.n.byteLength()));if(!((l=this._truncateToN(l,!0)).cmpn(1)<=0||l.cmp(h)>=0)){var p=this.g.mul(l);if(!p.isInfinity()){var b=p.getX(),v=b.umod(this.n);if(0!==v.cmpn(0)){var g=l.invm(this.n).mul(v.mul(e.getPrivate()).iadd(t));if(0!==(g=g.umod(this.n)).cmpn(0)){var y=(p.getY().isOdd()?1:0)|(0!==b.cmp(v)?2:0);return o.canonical&&g.cmp(this.nh)>0&&(g=this.n.sub(g),y^=1),new c({r:v,s:g,recoveryParam:y});}}}}}},h.prototype.verify=function(t,e,r,i){t=this._truncateToN(new n(t,16)),r=this.keyFromPublic(r,i);var o=(e=new c(e,"hex")).r,a=e.s;if(o.cmpn(1)<0||o.cmp(this.n)>=0)return!1;if(a.cmpn(1)<0||a.cmp(this.n)>=0)return!1;var s,f=a.invm(this.n),u=f.mul(t).umod(this.n),h=f.mul(o).umod(this.n);return this.curve._maxwellTrick?!(s=this.g.jmulAdd(u,r.getPublic(),h)).isInfinity()&&s.eqXToP(o):!(s=this.g.mulAdd(u,r.getPublic(),h)).isInfinity()&&0===s.getX().umod(this.n).cmp(o);},h.prototype.recoverPubKey=function(t,e,r,i){f((3&r)===r,"The recovery param is more than two bits"),e=new c(e,i);var o=this.n,a=new n(t),s=e.r,u=e.s,h=1&r,d=r>>1;if(s.cmp(this.curve.p.umod(this.curve.n))>=0&&d)throw new Error("Unable to find sencond key candinate");s=d?this.curve.pointFromX(s.add(this.curve.n),h):this.curve.pointFromX(s,h);var l=e.r.invm(o),p=o.sub(a).mul(l).umod(o),b=u.mul(l).umod(o);return this.g.mulAdd(p,s,b);},h.prototype.getKeyRecoveryParam=function(t,e,r,n){if(null!==(e=new c(e,n)).recoveryParam)return e.recoveryParam;for(var i=0;i<4;i++){var o;try{o=this.recoverPubKey(t,e,i);}catch(t){continue;}if(o.eq(r))return i;}throw new Error("Unable to find valid recovery factor");};},{20:20,423:423,425:425,426:426,431:431,432:432,465:465}],425:[function(t,e,r){"use strict";var n=t(432),i=t(431).assert;function o(t,e){this.ec=t,this.priv=null,this.pub=null,e.priv&&this._importPrivate(e.priv,e.privEnc),e.pub&&this._importPublic(e.pub,e.pubEnc);}e.exports=o,o.fromPublic=function(t,e,r){return e instanceof o?e:new o(t,{pub:e,pubEnc:r});},o.fromPrivate=function(t,e,r){return e instanceof o?e:new o(t,{priv:e,privEnc:r});},o.prototype.validate=function(){var t=this.getPublic();return t.isInfinity()?{result:!1,reason:"Invalid public key"}:t.validate()?t.mul(this.ec.curve.n).isInfinity()?{result:!0,reason:null}:{result:!1,reason:"Public key * N != O"}:{result:!1,reason:"Public key is not a point"};},o.prototype.getPublic=function(t,e){return"string"==typeof t&&(e=t,t=null),this.pub||(this.pub=this.ec.g.mul(this.priv)),e?this.pub.encode(e,t):this.pub;},o.prototype.getPrivate=function(t){return"hex"===t?this.priv.toString(16,2):this.priv;},o.prototype._importPrivate=function(t,e){this.priv=new n(t,e||16),this.priv=this.priv.umod(this.ec.curve.n);},o.prototype._importPublic=function(t,e){if(t.x||t.y)return"mont"===this.ec.curve.type?i(t.x,"Need x coordinate"):"short"!==this.ec.curve.type&&"edwards"!==this.ec.curve.type||i(t.x&&t.y,"Need both x and y coordinate"),void(this.pub=this.ec.curve.point(t.x,t.y));this.pub=this.ec.curve.decodePoint(t,e);},o.prototype.derive=function(t){return t.validate()||i(t.validate(),"public point not validated"),t.mul(this.priv).getX();},o.prototype.sign=function(t,e,r){return this.ec.sign(t,this,e,r);},o.prototype.verify=function(t,e){return this.ec.verify(t,e,this);},o.prototype.inspect=function(){return"<Key priv: "+(this.priv&&this.priv.toString(16,2))+" pub: "+(this.pub&&this.pub.inspect())+" >";};},{431:431,432:432}],426:[function(t,e,r){"use strict";var n=t(432),i=t(431),o=i.assert;function a(t,e){if(t instanceof a)return t;this._importDER(t,e)||(o(t.r&&t.s,"Signature without r or s"),this.r=new n(t.r,16),this.s=new n(t.s,16),void 0===t.recoveryParam?this.recoveryParam=null:this.recoveryParam=t.recoveryParam);}function s(){this.place=0;}function f(t,e){var r=t[e.place++];if(!(128&r))return r;var n=15&r;if(0===n||n>4)return!1;for(var i=0,o=0,a=e.place;o<n;o++,a++)i<<=8,i|=t[a],i>>>=0;return!(i<=127)&&(e.place=a,i);}function u(t){for(var e=0,r=t.length-1;!t[e]&&!(128&t[e+1])&&e<r;)e++;return 0===e?t:t.slice(e);}function c(t,e){if(e<128)t.push(e);else{var r=1+(Math.log(e)/Math.LN2>>>3);for(t.push(128|r);--r;)t.push(e>>>(r<<3)&255);t.push(e);}}e.exports=a,a.prototype._importDER=function(t,e){t=i.toArray(t,e);var r=new s();if(48!==t[r.place++])return!1;var o=f(t,r);if(!1===o)return!1;if(o+r.place!==t.length)return!1;if(2!==t[r.place++])return!1;var a=f(t,r);if(!1===a)return!1;var u=t.slice(r.place,a+r.place);if(r.place+=a,2!==t[r.place++])return!1;var c=f(t,r);if(!1===c)return!1;if(t.length!==c+r.place)return!1;var h=t.slice(r.place,c+r.place);if(0===u[0]){if(!(128&u[1]))return!1;u=u.slice(1);}if(0===h[0]){if(!(128&h[1]))return!1;h=h.slice(1);}return this.r=new n(u),this.s=new n(h),this.recoveryParam=null,!0;},a.prototype.toDER=function(t){var e=this.r.toArray(),r=this.s.toArray();for(128&e[0]&&(e=[0].concat(e)),128&r[0]&&(r=[0].concat(r)),e=u(e),r=u(r);!(r[0]||128&r[1]);)r=r.slice(1);var n=[2];c(n,e.length),(n=n.concat(e)).push(2),c(n,r.length);var o=n.concat(r),a=[48];return c(a,o.length),a=a.concat(o),i.encode(a,t);};},{431:431,432:432}],427:[function(t,e,r){"use strict";var n=t(453),i=t(423),o=t(431),a=o.assert,s=o.parseBytes,f=t(428),u=t(429);function c(t){if(a("ed25519"===t,"only tested with ed25519 so far"),!(this instanceof c))return new c(t);t=i[t].curve,this.curve=t,this.g=t.g,this.g.precompute(t.n.bitLength()+1),this.pointClass=t.point().constructor,this.encodingLength=Math.ceil(t.n.bitLength()/8),this.hash=n.sha512;}e.exports=c,c.prototype.sign=function(t,e){t=s(t);var r=this.keyFromSecret(e),n=this.hashInt(r.messagePrefix(),t),i=this.g.mul(n),o=this.encodePoint(i),a=this.hashInt(o,r.pubBytes(),t).mul(r.priv()),f=n.add(a).umod(this.curve.n);return this.makeSignature({R:i,S:f,Rencoded:o});},c.prototype.verify=function(t,e,r){t=s(t),e=this.makeSignature(e);var n=this.keyFromPublic(r),i=this.hashInt(e.Rencoded(),n.pubBytes(),t),o=this.g.mul(e.S());return e.R().add(n.pub().mul(i)).eq(o);},c.prototype.hashInt=function(){for(var t=this.hash(),e=0;e<arguments.length;e++)t.update(arguments[e]);return o.intFromLE(t.digest()).umod(this.curve.n);},c.prototype.keyFromPublic=function(t){return f.fromPublic(this,t);},c.prototype.keyFromSecret=function(t){return f.fromSecret(this,t);},c.prototype.makeSignature=function(t){return t instanceof u?t:new u(this,t);},c.prototype.encodePoint=function(t){var e=t.getY().toArray("le",this.encodingLength);return e[this.encodingLength-1]|=t.getX().isOdd()?128:0,e;},c.prototype.decodePoint=function(t){var e=(t=o.parseBytes(t)).length-1,r=t.slice(0,e).concat(-129&t[e]),n=0!=(128&t[e]),i=o.intFromLE(r);return this.curve.pointFromY(i,n);},c.prototype.encodeInt=function(t){return t.toArray("le",this.encodingLength);},c.prototype.decodeInt=function(t){return o.intFromLE(t);},c.prototype.isPoint=function(t){return t instanceof this.pointClass;};},{423:423,428:428,429:429,431:431,453:453}],428:[function(t,e,r){"use strict";var n=t(431),i=n.assert,o=n.parseBytes,a=n.cachedProperty;function s(t,e){this.eddsa=t,this._secret=o(e.secret),t.isPoint(e.pub)?this._pub=e.pub:this._pubBytes=o(e.pub);}s.fromPublic=function(t,e){return e instanceof s?e:new s(t,{pub:e});},s.fromSecret=function(t,e){return e instanceof s?e:new s(t,{secret:e});},s.prototype.secret=function(){return this._secret;},a(s,"pubBytes",function(){return this.eddsa.encodePoint(this.pub());}),a(s,"pub",function(){return this._pubBytes?this.eddsa.decodePoint(this._pubBytes):this.eddsa.g.mul(this.priv());}),a(s,"privBytes",function(){var t=this.eddsa,e=this.hash(),r=t.encodingLength-1,n=e.slice(0,t.encodingLength);return n[0]&=248,n[r]&=127,n[r]|=64,n;}),a(s,"priv",function(){return this.eddsa.decodeInt(this.privBytes());}),a(s,"hash",function(){return this.eddsa.hash().update(this.secret()).digest();}),a(s,"messagePrefix",function(){return this.hash().slice(this.eddsa.encodingLength);}),s.prototype.sign=function(t){return i(this._secret,"KeyPair can only verify"),this.eddsa.sign(t,this);},s.prototype.verify=function(t,e){return this.eddsa.verify(t,e,this);},s.prototype.getSecret=function(t){return i(this._secret,"KeyPair is public only"),n.encode(this.secret(),t);},s.prototype.getPublic=function(t){return n.encode(this.pubBytes(),t);},e.exports=s;},{431:431}],429:[function(t,e,r){"use strict";var n=t(432),i=t(431),o=i.assert,a=i.cachedProperty,s=i.parseBytes;function f(t,e){this.eddsa=t,"object"!=typeof e&&(e=s(e)),Array.isArray(e)&&(e={R:e.slice(0,t.encodingLength),S:e.slice(t.encodingLength)}),o(e.R&&e.S,"Signature without R or S"),t.isPoint(e.R)&&(this._R=e.R),e.S instanceof n&&(this._S=e.S),this._Rencoded=Array.isArray(e.R)?e.R:e.Rencoded,this._Sencoded=Array.isArray(e.S)?e.S:e.Sencoded;}a(f,"S",function(){return this.eddsa.decodeInt(this.Sencoded());}),a(f,"R",function(){return this.eddsa.decodePoint(this.Rencoded());}),a(f,"Rencoded",function(){return this.eddsa.encodePoint(this.R());}),a(f,"Sencoded",function(){return this.eddsa.encodeInt(this.S());}),f.prototype.toBytes=function(){return this.Rencoded().concat(this.Sencoded());},f.prototype.toHex=function(){return i.encode(this.toBytes(),"hex").toUpperCase();},e.exports=f;},{431:431,432:432}],430:[function(t,e,r){e.exports={doubles:{step:4,points:[["e60fce93b59e9ec53011aabc21c23e97b2a31369b87a5ae9c44ee89e2a6dec0a","f7e3507399e595929db99f34f57937101296891e44d23f0be1f32cce69616821"],["8282263212c609d9ea2a6e3e172de238d8c39cabd5ac1ca10646e23fd5f51508","11f8a8098557dfe45e8256e830b60ace62d613ac2f7b17bed31b6eaff6e26caf"],["175e159f728b865a72f99cc6c6fc846de0b93833fd2222ed73fce5b551e5b739","d3506e0d9e3c79eba4ef97a51ff71f5eacb5955add24345c6efa6ffee9fed695"],["363d90d447b00c9c99ceac05b6262ee053441c7e55552ffe526bad8f83ff4640","4e273adfc732221953b445397f3363145b9a89008199ecb62003c7f3bee9de9"],["8b4b5f165df3c2be8c6244b5b745638843e4a781a15bcd1b69f79a55dffdf80c","4aad0a6f68d308b4b3fbd7813ab0da04f9e336546162ee56b3eff0c65fd4fd36"],["723cbaa6e5db996d6bf771c00bd548c7b700dbffa6c0e77bcb6115925232fcda","96e867b5595cc498a921137488824d6e2660a0653779494801dc069d9eb39f5f"],["eebfa4d493bebf98ba5feec812c2d3b50947961237a919839a533eca0e7dd7fa","5d9a8ca3970ef0f269ee7edaf178089d9ae4cdc3a711f712ddfd4fdae1de8999"],["100f44da696e71672791d0a09b7bde459f1215a29b3c03bfefd7835b39a48db0","cdd9e13192a00b772ec8f3300c090666b7ff4a18ff5195ac0fbd5cd62bc65a09"],["e1031be262c7ed1b1dc9227a4a04c017a77f8d4464f3b3852c8acde6e534fd2d","9d7061928940405e6bb6a4176597535af292dd419e1ced79a44f18f29456a00d"],["feea6cae46d55b530ac2839f143bd7ec5cf8b266a41d6af52d5e688d9094696d","e57c6b6c97dce1bab06e4e12bf3ecd5c981c8957cc41442d3155debf18090088"],["da67a91d91049cdcb367be4be6ffca3cfeed657d808583de33fa978bc1ec6cb1","9bacaa35481642bc41f463f7ec9780e5dec7adc508f740a17e9ea8e27a68be1d"],["53904faa0b334cdda6e000935ef22151ec08d0f7bb11069f57545ccc1a37b7c0","5bc087d0bc80106d88c9eccac20d3c1c13999981e14434699dcb096b022771c8"],["8e7bcd0bd35983a7719cca7764ca906779b53a043a9b8bcaeff959f43ad86047","10b7770b2a3da4b3940310420ca9514579e88e2e47fd68b3ea10047e8460372a"],["385eed34c1cdff21e6d0818689b81bde71a7f4f18397e6690a841e1599c43862","283bebc3e8ea23f56701de19e9ebf4576b304eec2086dc8cc0458fe5542e5453"],["6f9d9b803ecf191637c73a4413dfa180fddf84a5947fbc9c606ed86c3fac3a7","7c80c68e603059ba69b8e2a30e45c4d47ea4dd2f5c281002d86890603a842160"],["3322d401243c4e2582a2147c104d6ecbf774d163db0f5e5313b7e0e742d0e6bd","56e70797e9664ef5bfb019bc4ddaf9b72805f63ea2873af624f3a2e96c28b2a0"],["85672c7d2de0b7da2bd1770d89665868741b3f9af7643397721d74d28134ab83","7c481b9b5b43b2eb6374049bfa62c2e5e77f17fcc5298f44c8e3094f790313a6"],["948bf809b1988a46b06c9f1919413b10f9226c60f668832ffd959af60c82a0a","53a562856dcb6646dc6b74c5d1c3418c6d4dff08c97cd2bed4cb7f88d8c8e589"],["6260ce7f461801c34f067ce0f02873a8f1b0e44dfc69752accecd819f38fd8e8","bc2da82b6fa5b571a7f09049776a1ef7ecd292238051c198c1a84e95b2b4ae17"],["e5037de0afc1d8d43d8348414bbf4103043ec8f575bfdc432953cc8d2037fa2d","4571534baa94d3b5f9f98d09fb990bddbd5f5b03ec481f10e0e5dc841d755bda"],["e06372b0f4a207adf5ea905e8f1771b4e7e8dbd1c6a6c5b725866a0ae4fce725","7a908974bce18cfe12a27bb2ad5a488cd7484a7787104870b27034f94eee31dd"],["213c7a715cd5d45358d0bbf9dc0ce02204b10bdde2a3f58540ad6908d0559754","4b6dad0b5ae462507013ad06245ba190bb4850f5f36a7eeddff2c27534b458f2"],["4e7c272a7af4b34e8dbb9352a5419a87e2838c70adc62cddf0cc3a3b08fbd53c","17749c766c9d0b18e16fd09f6def681b530b9614bff7dd33e0b3941817dcaae6"],["fea74e3dbe778b1b10f238ad61686aa5c76e3db2be43057632427e2840fb27b6","6e0568db9b0b13297cf674deccb6af93126b596b973f7b77701d3db7f23cb96f"],["76e64113f677cf0e10a2570d599968d31544e179b760432952c02a4417bdde39","c90ddf8dee4e95cf577066d70681f0d35e2a33d2b56d2032b4b1752d1901ac01"],["c738c56b03b2abe1e8281baa743f8f9a8f7cc643df26cbee3ab150242bcbb891","893fb578951ad2537f718f2eacbfbbbb82314eef7880cfe917e735d9699a84c3"],["d895626548b65b81e264c7637c972877d1d72e5f3a925014372e9f6588f6c14b","febfaa38f2bc7eae728ec60818c340eb03428d632bb067e179363ed75d7d991f"],["b8da94032a957518eb0f6433571e8761ceffc73693e84edd49150a564f676e03","2804dfa44805a1e4d7c99cc9762808b092cc584d95ff3b511488e4e74efdf6e7"],["e80fea14441fb33a7d8adab9475d7fab2019effb5156a792f1a11778e3c0df5d","eed1de7f638e00771e89768ca3ca94472d155e80af322ea9fcb4291b6ac9ec78"],["a301697bdfcd704313ba48e51d567543f2a182031efd6915ddc07bbcc4e16070","7370f91cfb67e4f5081809fa25d40f9b1735dbf7c0a11a130c0d1a041e177ea1"],["90ad85b389d6b936463f9d0512678de208cc330b11307fffab7ac63e3fb04ed4","e507a3620a38261affdcbd9427222b839aefabe1582894d991d4d48cb6ef150"],["8f68b9d2f63b5f339239c1ad981f162ee88c5678723ea3351b7b444c9ec4c0da","662a9f2dba063986de1d90c2b6be215dbbea2cfe95510bfdf23cbf79501fff82"],["e4f3fb0176af85d65ff99ff9198c36091f48e86503681e3e6686fd5053231e11","1e63633ad0ef4f1c1661a6d0ea02b7286cc7e74ec951d1c9822c38576feb73bc"],["8c00fa9b18ebf331eb961537a45a4266c7034f2f0d4e1d0716fb6eae20eae29e","efa47267fea521a1a9dc343a3736c974c2fadafa81e36c54e7d2a4c66702414b"],["e7a26ce69dd4829f3e10cec0a9e98ed3143d084f308b92c0997fddfc60cb3e41","2a758e300fa7984b471b006a1aafbb18d0a6b2c0420e83e20e8a9421cf2cfd51"],["b6459e0ee3662ec8d23540c223bcbdc571cbcb967d79424f3cf29eb3de6b80ef","67c876d06f3e06de1dadf16e5661db3c4b3ae6d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* @author Feross Aboukhadijeh <https://feross.org>
* @license MIT
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window?window:null);}).call(this);}).call(this,t(67).Buffer);},{405:405,67:67}],476:[function(t,e,r){e.exports={"2.16.840.1.101.3.4.1.1":"aes-128-ecb","2.16.840.1.101.3.4.1.2":"aes-128-cbc","2.16.840.1.101.3.4.1.3":"aes-128-ofb","2.16.840.1.101.3.4.1.4":"aes-128-cfb","2.16.840.1.101.3.4.1.21":"aes-192-ecb","2.16.840.1.101.3.4.1.22":"aes-192-cbc","2.16.840.1.101.3.4.1.23":"aes-192-ofb","2.16.840.1.101.3.4.1.24":"aes-192-cfb","2.16.840.1.101.3.4.1.41":"aes-256-ecb","2.16.840.1.101.3.4.1.42":"aes-256-cbc","2.16.840.1.101.3.4.1.43":"aes-256-ofb","2.16.840.1.101.3.4.1.44":"aes-256-cfb"};},{}],477:[function(t,e,r){"use strict";var n=t(2);r.certificate=t(478);var i=n.define("RSAPrivateKey",function(){this.seq().obj(this.key("version").int(),this.key("modulus").int(),this.key("publicExponent").int(),this.key("privateExponent").int(),this.key("prime1").int(),this.key("prime2").int(),this.key("exponent1").int(),this.key("exponent2").int(),this.key("coefficient").int());});r.RSAPrivateKey=i;var o=n.define("RSAPublicKey",function(){this.seq().obj(this.key("modulus").int(),this.key("publicExponent").int());});r.RSAPublicKey=o;var a=n.define("SubjectPublicKeyInfo",function(){this.seq().obj(this.key("algorithm").use(s),this.key("subjectPublicKey").bitstr());});r.PublicKey=a;var s=n.define("AlgorithmIdentifier",function(){this.seq().obj(this.key("algorithm").objid(),this.key("none").null_().optional(),this.key("curve").objid().optional(),this.key("params").seq().obj(this.key("p").int(),this.key("q").int(),this.key("g").int()).optional());}),f=n.define("PrivateKeyInfo",function(){this.seq().obj(this.key("version").int(),this.key("algorithm").use(s),this.key("subjectPrivateKey").octstr());});r.PrivateKey=f;var u=n.define("EncryptedPrivateKeyInfo",function(){this.seq().obj(this.key("algorithm").seq().obj(this.key("id").objid(),this.key("decrypt").seq().obj(this.key("kde").seq().obj(this.key("id").objid(),this.key("kdeparams").seq().obj(this.key("salt").octstr(),this.key("iters").int())),this.key("cipher").seq().obj(this.key("algo").objid(),this.key("iv").octstr()))),this.key("subjectPrivateKey").octstr());});r.EncryptedPrivateKey=u;var c=n.define("DSAPrivateKey",function(){this.seq().obj(this.key("version").int(),this.key("p").int(),this.key("q").int(),this.key("g").int(),this.key("pub_key").int(),this.key("priv_key").int());});r.DSAPrivateKey=c,r.DSAparam=n.define("DSAparam",function(){this.int();});var h=n.define("ECPrivateKey",function(){this.seq().obj(this.key("version").int(),this.key("privateKey").octstr(),this.key("parameters").optional().explicit(0).use(d),this.key("publicKey").optional().explicit(1).bitstr());});r.ECPrivateKey=h;var d=n.define("ECParameters",function(){this.choice({namedCurve:this.objid()});});r.signature=n.define("signature",function(){this.seq().obj(this.key("r").int(),this.key("s").int());});},{2:2,478:478}],478:[function(t,e,r){"use strict";var n=t(2),i=n.define("Time",function(){this.choice({utcTime:this.utctime(),generalTime:this.gentime()});}),o=n.define("AttributeTypeValue",function(){this.seq().obj(this.key("type").objid(),this.key("value").any());}),a=n.define("AlgorithmIdentifier",function(){this.seq().obj(this.key("algorithm").objid(),this.key("parameters").optional(),this.key("curve").objid().optional());}),s=n.define("SubjectPublicKeyInfo",function(){this.seq().obj(this.key("algorithm").use(a),this.key("subjectPublicKey").bitstr());}),f=n.define("RelativeDistinguishedName",function(){this.setof(o);}),u=n.define("RDNSequence",function(){this.seqof(f);}),c=n.define("Name",function(){this.choice({rdnSequence:this.use(u)});}),h=n.define("Validity",function(){this.seq().obj(this.key("notBefore").use(i),this.key("notAfter").use(i));}),d=n.define("Extension",function(){this.seq().obj(this.key("extnID").objid(),this.key("critical").bool().def(!1),this.key("extnValue").octstr());}),l=n.define("TBSCertificate",function(){this.seq().obj(this.key("version").explicit(0).int().optional(),this.key("serialNumber").int(),this.key("signature").use(a),this.key("issuer").use(c),this.key("validity").use(h),this.key("subject").use(c),this.key("subjectPublicKeyInfo").use(s),this.key("issuerUniqueID").implicit(1).bitstr().optional(),this.key("subjectUniqueID").implicit(2).bitstr().optional(),this.key("extensions").explicit(3).seqof(d).optional());}),p=n.define("X509Certificate",function(){this.seq().obj(this.key("tbsCertificate").use(l),this.key("signatureAlgorithm").use(a),this.key("signatureValue").bitstr());});e.exports=p;},{2:2}],479:[function(t,e,r){var n=/Proc-Type: 4,ENCRYPTED[\n\r]+DEK-Info: AES-((?:128)|(?:192)|(?:256))-CBC,([0-9A-H]+)[\n\r]+([0-9A-z\n\r+/=]+)[\n\r]+/m,i=/^-----BEGIN ((?:.*? KEY)|CERTIFICATE)-----/m,o=/^-----BEGIN ((?:.*? KEY)|CERTIFICATE)-----([0-9A-z\n\r+/=]+)-----END \1-----$/m,a=t(435),s=t(24),f=t(514).Buffer;e.exports=function(t,e){var r,u=t.toString(),c=u.match(n);if(c){var h="aes"+c[1],d=f.from(c[2],"hex"),l=f.from(c[3].replace(/[\r\n]/g,""),"base64"),p=a(e,d.slice(0,8),parseInt(c[1],10)).key,b=[],v=s.createDecipheriv(h,p,d);b.push(v.update(l)),b.push(v.final()),r=f.concat(b);}else{var g=u.match(o);r=f.from(g[2].replace(/[\r\n]/g,""),"base64");}return{tag:u.match(i)[1],data:r};};},{24:24,435:435,514:514}],480:[function(t,e,r){var n=t(477),i=t(476),o=t(479),a=t(24),s=t(481),f=t(514).Buffer;function u(t){var e;"object"!=typeof t||f.isBuffer(t)||(e=t.passphrase,t=t.key),"string"==typeof t&&(t=f.from(t));var r,u,c=o(t,e),h=c.tag,d=c.data;switch(h){case"CERTIFICATE":u=n.certificate.decode(d,"der").tbsCertificate.subjectPublicKeyInfo;case"PUBLIC KEY":switch(u||(u=n.PublicKey.decode(d,"der")),r=u.algorithm.algorithm.join(".")){case"1.2.840.113549.1.1.1":return 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n.RSAPrivateKey.decode(u.subjectPrivateKey,"der");case"1.2.840.10045.2.1":return{curve:u.algorithm.curve,privateKey:n.ECPrivateKey.decode(u.subjectPrivateKey,"der").privateKey};case"1.2.840.10040.4.1":return u.algorithm.params.priv_key=n.DSAparam.decode(u.subjectPrivateKey,"der"),{type:"dsa",params:u.algorithm.params};default:throw new Error("unknown key id "+r);}case"RSA PUBLIC KEY":return n.RSAPublicKey.decode(d,"der");case"RSA PRIVATE KEY":return n.RSAPrivateKey.decode(d,"der");case"DSA PRIVATE KEY":return{type:"dsa",params:n.DSAPrivateKey.decode(d,"der")};case"EC PRIVATE KEY":return{curve:(d=n.ECPrivateKey.decode(d,"der")).parameters.value,privateKey:d.privateKey};default:throw new Error("unknown key type "+h);}}e.exports=u,u.signature=n.signature;},{24:24,476:476,477:477,479:479,481:481,514:514}],481:[function(t,e,r){r.pbkdf2=t(482),r.pbkdf2Sync=t(485);},{482:482,485:485}],482:[function(t,e,r){(function(r){(function(){var n,i,o=t(514).Buffer,a=t(484),s=t(483),f=t(485),u=t(486),c=r.crypto&&r.crypto.subtle,h={sha:"SHA-1","sha-1":"SHA-1",sha1:"SHA-1",sha256:"SHA-256","sha-256":"SHA-256",sha384:"SHA-384","sha-384":"SHA-384","sha-512":"SHA-512",sha512:"SHA-512"},d=[];function l(){return i||(i=r.process&&r.process.nextTick?r.process.nextTick:r.queueMicrotask?r.queueMicrotask:r.setImmediate?r.setImmediate:r.setTimeout);}function p(t,e,r,n,i){return c.importKey("raw",t,{name:"PBKDF2"},!1,["deriveBits"]).then(function(t){return c.deriveBits({name:"PBKDF2",salt:e,iterations:r,hash:{name:i}},t,n<<3);}).then(function(t){return o.from(t);});}e.exports=function(t,e,i,b,v,g){"function"==typeof v&&(g=v,v=void 0);var y=h[(v=v||"sha1").toLowerCase()];if(y&&"function"==typeof r.Promise){if(a(i,b),t=u(t,s,"Password"),e=u(e,s,"Salt"),"function"!=typeof g)throw new Error("No callback provided to 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n(t,[{key:"setAvailableMedia",value:function(t,e){u.logger.log("Set available media, audio "+t+" video "+e),this.hasAudio=t,this.hasVideo=e;}},{key:"onData",value:function(t){null==this.avBuffer&&(this.avBuffer=new v({hasAudio:this.hasAudio,hasVideo:this.hasVideo,fragmentLengthMs:this.config.fragmentLengthMs,cutByIFrameOnly:this.config.cutByIFrameOnly}));for(var e=new i.default(t);e.readableBytes()>0;){var r,n=e.readByte(),o=e.readInt(),a=e.readInt();9==n?(r=this.onVideo(e,a,o))&&this.avBuffer.pushVideo(r):8==n&&(r=this.onAudio(e,a,o))&&this.avBuffer.pushAudio(r),this.flush();}}},{key:"onVideo",value:function(e,r,n){var i=e.readByte();switch(0==this.videoTs&&(this.videoTs=n),Math.abs(n-this.videoTs)>5e3?(u.logger.log("Video ts drop "+(n-this.videoTs)),this.avBuffer.flush(),this.remuxer.resetInitSegment(),this.videoTs=0,this.observer.trigger(c.default.TS_RESET)):n<this.videoTs&&u.logger.warn("Non monotonic video ts "+this.videoTs+" -> "+n),this.videoTs=n,i){case 23:var a=e.readByte();if(0==a){e.skipBytes(3);e.readByte();var s=e.sliceAsUint8Array(e.readerIndex(),3);s[0],s[1],s[2];this.tracks.video.codec="avc1."+o.default.hexDump(s).toUpperCase(),this.lengthHeaderSize=1+(3&e.readByte());for(var f=31&e.readByte(),h=[],d=0;d<f;d++)h.push(t.readNalFromAVCCFormat(e,2));for(var l=31&e.readByte(),p=[],v=0;v<l;v++)p.push(t.readNalFromAVCCFormat(e,2));this.onVideoConfig(h,p,n);}else if(1==a){e.skipBytes(3);var g=t.readNalus(e,this.lengthHeaderSize,r-5);if(g)return new b(g,!0,n,n);}else u.logger.warn("Unknown inner type "+a);break;case 39:e.skipBytes(4);var y=t.readNalus(e,this.lengthHeaderSize,r-5);if(y)return new b(y,!1,n,n);break;default:u.logger.warn("Unknown AVC type "+i);}}},{key:"onAudio",value:function(t,e,r){if(0!=t.readByte())return{unit:t.sliceAsUint8Array(t.readerIndex(),e-1),pts:r,dts:r};for(var n=t.sliceAsUint8Array(t.readerIndex(),e-1),i=f.AACParser.parseAudioSpecificConfig(n),o=[],a=0;a<i.config.byteLength;a++)o[a]=i.config[a];i.config=o,this.onAudioConfig(i);}},{key:"onAudioConfig",value:function(t){this.audioConfig=t,this.tracks.audio.codec=t.codec,this.tracks.audio.channelCount=t.channels,this.tracks.audio.config=t.config,this.tracks.audio.channelCount=t.channels,this.tracks.audio.timescale=t.samplerate,this.tracks.audio.samplerate=t.samplerate,this.tracks.audio.isAAC=!0;}},{key:"onVideoConfig",value:function(t,e,r){this.avBuffer.onVideoConfig({sps:t,pps:e},r);}},{key:"flush",value:function(){for(var t=this.avBuffer.getFragments();t.length>0;){var e=t.shift();if(e.configChanged){var r=new s.default(e.config.video.sps[0]).readSPS();this.tracks.video.width==r.width&&this.tracks.video.height==r.height||(u.logger.log("Video resolution changed "+this.tracks.video.width+"x"+this.tracks.video.height+" => "+r.width+"x"+r.height),this.remuxer.resetInitSegment());}if(e.audio.length>0){for(var n=this.tracks.audio,i=e.audio,o=this.audioConfig,a=0,f=0;f<i.length;f++)a+=i[f].unit.byteLength;n.samples=i,n.duration=(i[i.length-1].pts-i[0].pts)/1e3,n.codec=o.codec,n.config=o.config,n.channelCount=o.channels,n.samplerate=o.samplerate,n.isAAC=!0,n.len=a,n.sequenceNumber++,u.logger.log("audio: duration "+this.tracks.audio.duration+", startPts "+this.tracks.audio.samples[0].pts+" endPts "+this.tracks.audio.samples[this.tracks.audio.samples.length-1].pts);}if(e.video.length>0){if(!e.config.video)continue;var c=this.tracks.video,h=e.video,d=new s.default(e.config.video.sps[0]).readSPS();c.samples=h,c.duration=(h[h.length-1].pts-h[0].pts)/1e3,c.width=d.width,c.height=d.height,c.pixelRatio=d.pixelRatio,c.pps=e.config.video.pps,c.sps=e.config.video.sps,c.sequenceNumber++,u.logger.log("video: duration "+this.tracks.video.duration+", startPts "+this.tracks.video.samples[0].pts+" endPts "+this.tracks.video.samples[this.tracks.video.samples.length-1].pts+" samples "+h.length);}e.audio.length>0&&e.video.length>0?this.tracks.video.duration=this.tracks.audio.duration:e.video.length>0&&0==e.audio.length&&(this.tracks.audio.duration=this.tracks.video.duration),this.remuxer.remux(this.tracks.audio,this.tracks.video,this.tracks.id3,this.tracks.text,0);}}}],[{key:"buffered",value:function(t){if(t.length>1){var e=t[0];return t[t.length-1].pts-e.pts;}return 0;}},{key:"readNalFromAVCCFormat",value:function(t,e){if(t.readableBytes()>e){var r=0;switch(e){case 2:r=t.readShort();break;case 4:r=t.readInt();}return t.readableBytes()<r?void u.logger.error("Length bigger then buffer "+t.readableBytes()+" "+r):t.sliceAsUint8Array(t.readerIndex(),r);}}},{key:"readNalus",value:function(e,r,n){for(var i=[],o=e.readableBytes()-n;e.readableBytes()>o;){var a=t.readNalFromAVCCFormat(e,r);if(void 0!==a)i.push({data:a,type:31&a[0]});else if(e.readableBytes()>o)return void u.logger.warn("Failed to read nal");}if(i.length>0)return i;}},{key:"defaultAACConfig",value:function(){var t=new Uint8Array(new ArrayBuffer(4));t[0]=17,t[1]=144,t[2]=86,t[3]=229,t[4]=0;for(var e=f.AACParser.parseAudioSpecificConfig(t),r=[],n=0;n<e.config.byteLength;n++)r[n]=e.config[n];return e.config=r,e;}}]),t;}();r.default=p;var b=function t(e,r,n,i){d(this,t),this.pts=n,this.dts=i,this.units=e,this.key=r,this.frame=!0,this.id=0,this.length=0;var o=!0,a=!1,s=void 0;try{for(var f,u=e[Symbol.iterator]();!(o=(f=u.next()).done);o=!0){var c=f.value;this.length+=c.data.length;}}catch(t){a=!0,s=t;}finally{try{!o&&u.return&&u.return();}finally{if(a)throw s;}}},v=function(){function t(e){d(this,t),this.hasAudio=e.hasAudio,this.hasVideo=e.hasVideo,this.fragmentLengthMs=e.fragmentLengthMs,this.mediaConfig={audio:null,video:null},this.video=[],this.audio=[],this.aligned=!1,this.cutByIFrameOnly=e.cutByIFrameOnly;}return n(t,[{key:"pushAudio",value:function(t){this.audio.push(t);}},{key:"pushVideo",value:function(t){if(this.video.length>0){var e=this.video[this.video.length-1];e.duration=t.pts-e.pts;}this.video.push(t);}},{key:"onAudioConfig",value:function(t){this.mediaConfig.audio=t;}},{key:"onVideoConfig",value:function(t,e){var r={key:"config",pts:e,config:t,duration:-1};this.pushVideo(r);}},{key:"flush",value:function(){return this.aligned=!1,{audio:this.flushAudio(),video:this.flushVideo()};}},{key:"flushAudio",value:function(){if(this.hasAudio)return this.cut(this.audio.length,-1);}},{key:"flushVideo",value:function(){if(this.hasVideo)return this.cut(-1,this.video.length);}},{key:"getFragments",value:function(){for(var t=[];this.bufferedEnough();)if(this.hasAudio&&!this.hasVideo)t.push(this.cut(this.audio.length,-1));else if(!this.hasAudio&&this.hasVideo){var e=void 0,r=this.fragmentByIFrame();if(void 0!==r)e=this.cut(-1,r.index-1);else{if(this.cutByIFrameOnly)break;e=this.cut(-1,this.video.length);}t.push(e);}else{if(!this.aligned){if(!this.isAlignable())return t;var n=this.alignBufferBeforeStartup();n&&t.push(n);break;}var i=this.fragmentByIFrame();if(void 0!==i){var o=i.index-1,a=(this.video[o].pts,this.findIndex(this.audio,i.pts-20,1/0));if(!((a>-1?this.audio[a].pts:-1)>-1)){u.logger.log("Failed to fragment at: v "+o+" a "+a);break;}t.push(this.cut(a,o)),u.logger.log("Fragment by iframe");}else{if(this.cutByIFrameOnly)break;var s=this.findSyncPoint(this.video.length);if(!s)break;t.push(s);}}return t;}},{key:"isAlignable",value:function(){var t=this.findIFrame(0);if(t<0)return!1;var e=this.video[t].pts,r=this.findIndex(this.audio,e,e+50);if(null==r){if(!(this.audio.length>0&&this.audio[this.audio.length-1].pts>e))return!1;r=0;}var n=this.audio[r].pts,i=e-n;if(i<-100){if(null==this.findIndex(this.video,n-20,n))return!1;}else if(i>100){if(null==this.findIndex(this.audio,e,e+50))return!1;}return!0;}},{key:"alignBufferBeforeStartup",value:function(){if(!this.aligned){var t=this.findIFrame(0);if(t<0)return void u.logger.warn("IFrame missing on startup");var e=this.video[t].pts,r=this.findIndex(this.audio,e,e+50);if(null==r){if(!(this.audio.length>0&&this.audio[this.audio.length-1].pts>e))return void u.logger.log("not enough audio");r=0;}else u.logger.log("aindex "+r);var n=this.audio[r].pts,i=e-n;if(i<-100){u.logger.log("align buffer missing audio "+-i);var o=this.findIndex(this.video,n-20,n);return this.aligned=!0,this.cut(-1,o);}i>100?(u.logger.log("align buffer missing video "+i),this.cut(r,-1),u.logger.log("Buffer aligned, dropped a:"+r+" v:"+t+"apts "+this.audio[r].pts+" vpts "+e)):(u.logger.log("audio pts / video pts "+this.audio[r].pts+"/"+e),this.cut(r-1,t-1),u.logger.log("stream aligned")),this.aligned=!0;}}},{key:"findSyncPoint",value:function(t){for(var e=this.findIndex(this.video,this.video[0].pts+this.fragmentLengthMs,1/0),r=1,n=void 0;e<t;e++)if(!(e<3)){for(var i=this.video[e].pts;r<this.audio.length;){if(!(this.audio[r].pts<i)){this.audio[r]-i>i-this.audio[r-1]&&r--;break;}r++;}if(!this.audio[r])break;var o=this.audio[r].pts;if(e>=this.video.length-2)r--;else if(!(this.video[e].duration>2*this.video[e-1].duration||this.video[e].duration>2*this.video[e+1].duration)){if(Math.abs(i-o)<100){n=this.cut(r,e);break;}r--;}}return n;}},{key:"cut",value:function(t,e){t>-1&&t++,e>-1&&e++;var r=this.audio.splice(0,t),n=this.video.splice(0,e),i=!1;if(n[0]&&"config"==n[0].key){var o=n.shift();if(this.mediaConfig.video){var a=this.mediaConfig.video.sps[0],s=o.config.sps[0];l(a.buffer,s.buffer)||(i=!0,this.mediaConfig.video=o.config);}else this.mediaConfig.video=o.config;}return this.cutByIFrameOnly&&r[0]&&n[0]&&(n[n.length-1].pts=r[r.length-1].pts),{audio:r,video:n,config:this.mediaConfig,configChanged:i};}},{key:"fragmentByIFrame",value:function(){var t=this.findIFrame(1);if(t>0)return{index:t,pts:this.video[t].pts};}},{key:"findIFrame",value:function(t){for(var e=t;e<this.video.length;e++)if("config"==this.video[e].key)return e;return-1;}},{key:"findIndex",value:function(t,e,r){for(var n=0;n<t.length;n++){var i=t[n].pts;if(i>=e&&i<=r)return n;if(i>r)break;}}},{key:"bufferedEnough",value:function(){var t=!this.hasAudio||this.buffered(this.audio)>=this.fragmentLengthMs,e=!this.hasVideo||this.buffered(this.video)>=this.fragmentLengthMs&&this.video.length>2;return t&&e;}},{key:"buffered",value:function(t){if(t.length>1){var e=t[0];return t[t.length-1].pts-e.pts;}return 0;}}]),t;}();},{1:1,531:531,534:534,536:536,540:540,546:546,547:547,548:548}],536:[function(t,e,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0});var n=function(){function t(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n);}}return function(e,r,n){return r&&t(e.prototype,r),n&&t(e,n),e;};}(),i=t(548);var o=function(){function t(e){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");}(this,t),this.data=e,this.bytesAvailable=e.byteLength,this.word=0,this.bitsAvailable=0;}return n(t,[{key:"loadWord",value:function(){var t=this.data,e=this.bytesAvailable,r=t.byteLength-e,n=new Uint8Array(4),i=Math.min(4,e);if(0===i)throw new Error("no bytes available");n.set(t.subarray(r,r+i)),this.word=new DataView(n.buffer).getUint32(0),this.bitsAvailable=8*i,this.bytesAvailable-=i;}},{key:"skipBits",value:function(t){var e;this.bitsAvailable>t?(this.word<<=t,this.bitsAvailable-=t):(t-=this.bitsAvailable,t-=(e=t>>3)>>3,this.bytesAvailable-=e,this.loadWord(),this.word<<=t,this.bitsAvailable-=t);}},{key:"readBits",value:function(t){var e=Math.min(this.bitsAvailable,t),r=this.word>>>32-e;return t>32&&i.logger.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=e,this.bitsAvailable>0?this.word<<=e:this.bytesAvailable>0&&this.loadWord(),(e=t-e)>0&&this.bitsAvailable?r<<e|this.readBits(e):r;}},{key:"skipLZ",value:function(){var t;for(t=0;t<this.bitsAvailable;++t)if(0!=(this.word&2147483648>>>t))return this.word<<=t,this.bitsAvailable-=t,t;return this.loadWord(),t+this.skipLZ();}},{key:"skipUEG",value:function(){this.skipBits(1+this.skipLZ());}},{key:"skipEG",value:function(){this.skipBits(1+this.skipLZ());}},{key:"readUEG",value:function(){var t=this.skipLZ();return this.readBits(t+1)-1;}},{key:"readEG",value:function(){var t=this.readUEG();return 1&t?1+t>>>1:-1*(t>>>1);}},{key:"readBoolean",value:function(){return 1===this.readBits(1);}},{key:"readUByte",value:function(){return this.readBits(8);}},{key:"readUShort",value:function(){return this.readBits(16);}},{key:"readUInt",value:function(){return this.readBits(32);}},{key:"skipScalingList",value:function(t){var e,r=8,n=8;for(e=0;e<t;e++)0!==n&&(n=(r+this.readEG()+256)%256),r=0===n?r:n;}},{key:"readSPS",value:function(){var t,e,r,n,i,o,a,s=0,f=0,u=0,c=0,h=this.readUByte.bind(this),d=this.readBits.bind(this),l=this.readUEG.bind(this),p=this.readBoolean.bind(this),b=this.skipBits.bind(this),v=this.skipEG.bind(this),g=this.skipUEG.bind(this),y=this.skipScalingList.bind(this);if(h(),t=h(),d(5),b(3),h(),g(),100===t||110===t||122===t||244===t||44===t||83===t||86===t||118===t||128===t){var m=l();if(3===m&&b(1),g(),g(),b(1),p())for(o=3!==m?8:12,a=0;a<o;a++)p()&&y(a<6?16:64);}g();var w=l();if(0===w)l();else if(1===w)for(b(1),v(),v(),e=l(),a=0;a<e;a++)v();g(),b(1),r=l(),n=l(),0===(i=d(1))&&b(1),b(1),p()&&(s=l(),f=l(),u=l(),c=l());var _=[1,1];if(p()&&p())switch(h()){case 1:_=[1,1];break;case 2:_=[12,11];break;case 3:_=[10,11];break;case 4:_=[16,11];break;case 5:_=[40,33];break;case 6:_=[24,11];break;case 7:_=[20,11];break;case 8:_=[32,11];break;case 9:_=[80,33];break;case 10:_=[18,11];break;case 11:_=[15,11];break;case 12:_=[64,33];break;case 13:_=[160,99];break;case 14:_=[4,3];break;case 15:_=[3,2];break;case 16:_=[2,1];break;case 255:_=[h()<<8|h(),h()<<8|h()];}return{width:Math.ceil(16*(r+1)-2*s-2*f),height:(2-i)*(n+1)*16-(i?2:4)*(u+c),pixelRatio:_};}},{key:"readSliceType",value:function(){return this.readUByte(),this.readUEG(),this.readUEG();}}]),t;}();r.default=o;},{548:548}],537:[function(t,e,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0});var n=function(){function t(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n);}}return function(e,r,n){return r&&t(e.prototype,r),n&&t(e,n),e;};}(),i=l(t(538)),o=l(t(535)),a=l(t(541)),s=l(t(544)),f=t(543),u=l(t(531)),c=l(t(434)),h=t(548),d=l(t(542));function l(t){return t&&t.__esModule?t:{default:t};}var p=t(489),b=t(475),v="-LOCAL_CACHED_VIDEO",g="-REMOTE_CACHED_VIDEO",y=function(){function e(r){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");}(this,e);var n=this.observer=new c.default();n.trigger=function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),i=1;i<e;i++)r[i-1]=arguments[i];n.emit.apply(n,[t].concat(r));},n.off=function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),i=1;i<e;i++)r[i-1]=arguments[i];n.removeListener.apply(n,[t].concat(r));},this.on=n.on.bind(n),this.off=n.off.bind(n),this.trigger=n.trigger.bind(n);try{(0,h.enableLogs)(!0===r.debug);}catch(t){}if(r.enableWorker&&"undefined"!=typeof Worker){h.logger.log("using webworker");var d=void 0;try{var l=t(529);d=this.w=l(i.default),this.onwmsg=this.onWorkerMessage.bind(this),d.addEventListener("message",this.onwmsg),d.onerror=function(t){this.trigger(u.default.ERROR,{type:"worker",info:t.message+" ("+t.filename+":"+t.lineno+")"});},d.postMessage({cmd:"init",config:JSON.stringify(r)});}catch(t){h.logger.error("error while initializing DemuxerWorker, fallback on DemuxerInline"),d&&URL.revokeObjectURL(d.objectURL);}}else this.demuxer=new o.default(this,r.connectionConstraints),r.useFileLoader?this.transport=new f.MediaFileReader(this,r,this.demuxer):this.transport=new s.default(this,r,this.demuxer);this.id=r.id,this.display=r.display,this.video=e.getCacheInstance(this.display),this.video||(this.video=document.createElement("video"),this.display.appendChild(this.video)),this.video.id=this.id,this.mse=new a.default(this,this.video),this.on(u.default.TS_RESET,function(t){h.logger.warn("TS_RESET"),this.mse.release(),this.mse=new a.default(this,this.video);}.bind(this)),this.on(u.default.ERROR,function(t){h.logger.error("Error "+t.type+" info "+t.info),this.close();}.bind(this));}return n(e,[{key:"createOffer",value:function(t){return p.resolve({sdp:"v=0\r\no=- 1988962254 1988962254 IN IP4 0.0.0.0\r\nc=IN IP4 0.0.0.0\r\nt=0 0\r\na=sdplang:en\r\nm=video 0 RTP/AVP 112\r\na=rtpmap:112 H264/90000\r\na=fmtp:112 packetization-mode=1; profile-level-id=420020\r\na=recvonly\r\nm=audio 0 RTP/AVP 108 96 97 98 99 100 102 103 104\r\na=rtpmap:108 mpeg4-generic/48000/1\r\na=rtpmap:96 mpeg4-generic/8000/1\r\na=rtpmap:97 mpeg4-generic/11025/1\r\na=rtpmap:98 mpeg4-generic/12000/1\r\na=rtpmap:99 mpeg4-generic/16000/1\r\na=rtpmap:100 mpeg4-generic/22050/1\r\na=rtpmap:104 mpeg4-generic/24000/1\r\na=rtpmap:102 mpeg4-generic/32000/1\r\na=rtpmap:103 mpeg4-generic/44100/1\r\na=recvonly\r\n"});}},{key:"setRemoteSdp",value:function(e){for(var r=t(516),n=!0,i=!0,o=r.splitSections(e),a=0;a<o.length;a++)if(r.isRejected(o[a]))switch(r.getKind(o[a])){case"audio":n=!1;break;case"video":i=!1;}return this.w?this.w.postMessage({cmd:"connect",config:JSON.stringify({audio:n,video:i})}):(this.demuxer.setAvailableMedia(n,i),this.transport.connect()),p.resolve();}},{key:"close",value:function(){this.w&&(this.w.postMessage({cmd:"close"}),this.w.removeEventListener("message",this.onwmsg),this.w.terminate(),this.w=null),this.transport&&this.transport.disconnect(),this.mse.release(),this.video.id=this.video.id+g;}},{key:"setVolume",value:function(t){this.video&&(this.video.volume=t/100);}},{key:"unmuteRemoteAudio",value:function(){this.video&&(this.video.muted=!1);}},{key:"muteRemoteAudio",value:function(){this.video&&(this.video.muted=!0);}},{key:"isRemoteAudioMuted",value:function(){return!this.video||this.video.muted;}},{key:"getVolume",value:function(){return this.video?100*this.video.volume:-1;}},{key:"fullScreen",value:function(){var t=this.video;t&&(document.fullscreenElement||document.mozFullScreenElement||document.webkitFullscreenElement||document.msFullscreenElement?document.exitFullscreen?document.exitFullscreen():document.msExitFullscreen?document.msExitFullscreen():document.mozCancelFullScreen?document.mozCancelFullScreen():document.webkitExitFullscreen&&document.webkitExitFullscreen():t.requestFullscreen?t.requestFullscreen():t.msRequestFullscreen?t.msRequestFullscreen():t.mozRequestFullScreen?t.mozRequestFullScreen():t.webkitRequestFullscreen&&t.webkitRequestFullscreen());}},{key:"onWorkerMessage",value:function(t){var e=t.data;switch(e.event){case"init":URL.revokeObjectURL(this.w.objectURL);break;case u.default.FRAG_PARSING_DATA:e.data.data1=new Uint8Array(e.data1),e.data2&&(e.data.data2=new Uint8Array(e.data2));default:e.data=e.data||{},e.data.frag=this.frag,e.data.id=this.id,this.trigger(e.event,e.data);}}}],[{key:"getCacheInstance",value:function(t){var e=void 0;for(e=0;e<t.children.length;e++)if(t.children[e]&&(-1!=t.children[e].id.indexOf(v)||-1!=t.children[e].id.indexOf(g)))return t.children[e];}},{key:"playFirstVideo",value:function(t,e,r){var n=this;return new p(function(i,o){if(!n.getCacheInstance(t)){var a=document.createElement("video");if(a.setAttribute("playsinline",""),a.setAttribute("webkit-playsinline",""),t.appendChild(a),a.id=b.v1()+(e?v:g),r)return a.src=r,void a.play().then(function(){i();}).catch(function(t){"chrome"!=d.default.getConfig().browserDetails&&h.logger.error(t),o();});}i();});}}]),e;}();r.default=y;},{434:434,475:475,489:489,516:516,529:529,531:531,535:535,538:538,541:541,542:542,543:543,544:544,548:548}],538:[function(t,e,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0}),t(17);var n=f(t(535)),i=f(t(544)),o=f(t(531)),a=f(t(434)),s=t(548);function f(t){return t&&t.__esModule?t:{default:t};}r.default=function(t){var e=new a.default();e.trigger=function(t){for(var r=arguments.length,n=Array(r>1?r-1:0),i=1;i<r;i++)n[i-1]=arguments[i];e.emit.apply(e,[t,t].concat(n));},e.off=function(t){for(var r=arguments.length,n=Array(r>1?r-1:0),i=1;i<r;i++)n[i-1]=arguments[i];e.removeListener.apply(e,[t].concat(n));};var r=function(e,r){t.postMessage({event:e,data:r});};t.addEventListener("message",function(o){var a=o.data;switch(a.cmd){case"init":var f=JSON.parse(a.config);t.demuxer=new n.default(e,f.connectionConstraints),t.transport=new i.default(e,f,t.demuxer);try{(0,s.enableLogs)(!0===f.debug);}catch(t){}r("init",null);break;case"connect":var u=JSON.parse(a.config);t.demuxer.setAvailableMedia(u.audio,u.video),t.transport.connect();break;case"close":t.transport.disconnect();}}),e.on(o.default.FRAG_PARSING_INIT_SEGMENT,r),e.on(o.default.FRAG_PARSED,r),e.on(o.default.ERROR,r),e.on(o.default.INIT_PTS_FOUND,r),e.on(o.default.TS_RESET,r),e.on(o.default.FRAG_PARSING_DATA,function(e,r){var n=[],i={event:e,data:r};r.data1&&(i.data1=r.data1.buffer,n.push(r.data1.buffer),delete r.data1),r.data2&&(i.data2=r.data2.buffer,n.push(r.data2.buffer),delete r.data2),t.postMessage(i,n);});};},{17:17,434:434,531:531,535:535,544:544,548:548}],539:[function(t,e,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0});var n=function(){function t(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n);}}return function(e,r,n){return r&&t(e.prototype,r),n&&t(e,n),e;};}();var i=Math.pow(2,32)-1,o=function(){function t(){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");}(this,t);}return n(t,null,[{key:"init",value:function(){var e;for(e in t.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]},t.types)t.types.hasOwnProperty(e)&&(t.types[e]=[e.charCodeAt(0),e.charCodeAt(1),e.charCodeAt(2),e.charCodeAt(3)]);var r=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),n=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);t.HDLR_TYPES={video:r,audio:n};var i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),o=new Uint8Array([0,0,0,0,0,0,0,0]);t.STTS=t.STSC=t.STCO=o,t.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),t.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),t.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),t.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var a=new Uint8Array([105,115,111,109]),s=new Uint8Array([97,118,99,49]),f=new Uint8Array([0,0,0,1]);t.FTYP=t.box(t.types.ftyp,a,f,a,s),t.DINF=t.box(t.types.dinf,t.box(t.types.dref,i));}},{key:"box",value:function(t){for(var e,r=Array.prototype.slice.call(arguments,1),n=8,i=r.length,o=i;i--;)n+=r[i].byteLength;for((e=new Uint8Array(n))[0]=n>>24&255,e[1]=n>>16&255,e[2]=n>>8&255,e[3]=255&n,e.set(t,4),i=0,n=8;i<o;i++)e.set(r[i],n),n+=r[i].byteLength;return e;}},{key:"hdlr",value:function(e){return t.box(t.types.hdlr,t.HDLR_TYPES[e]);}},{key:"mdat",value:function(e){return t.box(t.types.mdat,e);}},{key:"mdhd",value:function(e,r){r*=e;var n=Math.floor(r/(i+1)),o=Math.floor(r%(i+1));return t.box(t.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,n>>24,n>>16&255,n>>8&255,255&n,o>>24,o>>16&255,o>>8&255,255&o,85,196,0,0]));}},{key:"mdia",value:function(e){return t.box(t.types.mdia,t.mdhd(e.timescale,e.duration),t.hdlr(e.type),t.minf(e));}},{key:"mfhd",value:function(e){return t.box(t.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]));}},{key:"minf",value:function(e){return"audio"===e.type?t.box(t.types.minf,t.box(t.types.smhd,t.SMHD),t.DINF,t.stbl(e)):t.box(t.types.minf,t.box(t.types.vmhd,t.VMHD),t.DINF,t.stbl(e));}},{key:"moof",value:function(e,r,n){return t.box(t.types.moof,t.mfhd(e),t.traf(n,r));}},{key:"moov",value:function(e){for(var r=e.length,n=[];r--;)n[r]=t.trak(e[r]);return t.box.apply(null,[t.types.moov,t.mvhd(e[0].timescale,e[0].duration)].concat(n).concat(t.mvex(e)));}},{key:"mvex",value:function(e){for(var r=e.length,n=[];r--;)n[r]=t.trex(e[r]);return t.box.apply(null,[t.types.mvex].concat(n));}},{key:"mvhd",value:function(e,r){r*=e;var n=Math.floor(r/(i+1)),o=Math.floor(r%(i+1)),a=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,n>>24,n>>16&255,n>>8&255,255&n,o>>24,o>>16&255,o>>8&255,255&o,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return t.box(t.types.mvhd,a);}},{key:"sdtp",value:function(e){var r,n,i=e.samples||[],o=new Uint8Array(4+i.length);for(n=0;n<i.length;n++)r=i[n].flags,o[n+4]=r.dependsOn<<4|r.isDependedOn<<2|r.hasRedundancy;return t.box(t.types.sdtp,o);}},{key:"stbl",value:function(e){return t.box(t.types.stbl,t.stsd(e),t.box(t.types.stts,t.STTS),t.box(t.types.stsc,t.STSC),t.box(t.types.stsz,t.STSZ),t.box(t.types.stco,t.STCO));}},{key:"avc1",value:function(e){var r,n,i,o=[],a=[];for(r=0;r<e.sps.length;r++)i=(n=e.sps[r]).byteLength,o.push(i>>>8&255),o.push(255&i),o=o.concat(Array.prototype.slice.call(n));for(r=0;r<e.pps.length;r++)i=(n=e.pps[r]).byteLength,a.push(i>>>8&255),a.push(255&i),a=a.concat(Array.prototype.slice.call(n));var s=t.box(t.types.avcC,new Uint8Array([1,o[3],o[4],o[5],255,224|e.sps.length].concat(o).concat([e.pps.length]).concat(a))),f=e.width,u=e.height,c=e.pixelRatio[0],h=e.pixelRatio[1];return t.box(t.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,f>>8&255,255&f,u>>8&255,255&u,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),s,t.box(t.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),t.box(t.types.pasp,new Uint8Array([c>>24,c>>16&255,c>>8&255,255&c,h>>24,h>>16&255,h>>8&255,255&h])));}},{key:"esds",value:function(t){var e=t.config.length;return new Uint8Array([0,0,0,0,3,23+e,0,1,0,4,15+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([e]).concat(t.config).concat([6,1,2]));}},{key:"mp4a",value:function(e){var r=e.samplerate;return t.box(t.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),t.box(t.types.esds,t.esds(e)));}},{key:"mp3",value:function(e){var r=e.samplerate;return t.box(t.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]));}},{key:"stsd",value:function(e){return"audio"===e.type?e.isAAC||"mp3"!==e.codec?t.box(t.types.stsd,t.STSD,t.mp4a(e)):t.box(t.types.stsd,t.STSD,t.mp3(e)):t.box(t.types.stsd,t.STSD,t.avc1(e));}},{key:"tkhd",value:function(e){var r=e.id,n=e.duration*e.timescale,o=e.width,a=e.height,s=Math.floor(n/(i+1)),f=Math.floor(n%(i+1));return t.box(t.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,f>>24,f>>16&255,f>>8&255,255&f,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,o>>8&255,255&o,0,0,a>>8&255,255&a,0,0]));}},{key:"traf",value:function(e,r){var n=t.sdtp(e),o=e.id,a=Math.floor(r/(i+1)),s=Math.floor(r%(i+1));return t.box(t.types.traf,t.box(t.types.tfhd,new Uint8Array([0,0,0,0,o>>24,o>>16&255,o>>8&255,255&o])),t.box(t.types.tfdt,new Uint8Array([1,0,0,0,a>>24,a>>16&255,a>>8&255,255&a,s>>24,s>>16&255,s>>8&255,255&s])),t.trun(e,n.length+16+20+8+16+8+8),n);}},{key:"trak",value:function(e){return e.duration=e.duration||4294967295,t.box(t.types.trak,t.tkhd(e),t.mdia(e));}},{key:"trex",value:function(e){var r=e.id;return t.box(t.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]));}},{key:"trun",value:function(e,r){var n,i,o,a,s,f,u=e.samples||[],c=u.length,h=12+16*c,d=new Uint8Array(h);for(r+=8+h,d.set([0,0,15,1,c>>>24&255,c>>>16&255,c>>>8&255,255&c,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),n=0;n<c;n++)o=(i=u[n]).duration,a=i.size,s=i.flags,f=i.cts,d.set([o>>>24&255,o>>>16&255,o>>>8&255,255&o,a>>>24&255,a>>>16&255,a>>>8&255,255&a,s.isLeading<<2|s.dependsOn,s.isDependedOn<<6|s.hasRedundancy<<4|s.paddingValue<<1|s.isNonSync,61440&s.degradPrio,15&s.degradPrio,f>>>24&255,f>>>16&255,f>>>8&255,255&f],12+16*n);return t.box(t.types.trun,d);}},{key:"initSegment",value:function(e){t.types||t.init();var r,n=t.moov(e);return(r=new Uint8Array(t.FTYP.byteLength+n.byteLength)).set(t.FTYP),r.set(n,t.FTYP.byteLength),r;}}]),t;}();r.default=o;},{}],540:[function(t,e,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0});var n=function(){function t(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n);}}return function(e,r,n){return r&&t(e.prototype,r),n&&t(e,n),e;};}(),i=u(t(533)),o=t(548),a=u(t(539)),s=t(530),f=u(t(531));function u(t){return t&&t.__esModule?t:{default:t};}var c=function(){function t(e,r,n,i){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");}(this,t),this.observer=e,this.config=r,this.typeSupported=n;var o=navigator.userAgent;this.isSafari=i&&i.indexOf("Apple")>-1&&o&&!o.match("CriOS"),this.ISGenerated=!1;}return n(t,[{key:"destroy",value:function(){}},{key:"resetTimeStamp",value:function(t){this._initPTS=this._initDTS=t;}},{key:"resetInitSegment",value:function(){this.ISGenerated=!1;}},{key:"remux",value:function(t,e,r,n,i,a,s){if(this.ISGenerated||this.generateIS(t,e,i),this.ISGenerated)if(t.samples.length){t.timescale||(o.logger.warn("regenerate InitSegment as audio detected"),this.generateIS(t,e,i));var u=this.remuxAudio(t,i,a,s);if(e.samples.length){var c=void 0;u&&(c=u.endPTS-u.startPTS),e.timescale||(o.logger.warn("regenerate InitSegment as video detected"),this.generateIS(t,e,i)),this.remuxVideo(e,i,a,c);}}else{var h=void 0;e.samples.length&&(h=this.remuxVideo(e,i,a)),h&&t.codec&&(o.logger.log("Remux empty audio"),this.remuxEmptyAudio(t,i,a,h));}r.samples.length&&this.remuxID3(r,i),n.samples.length&&this.remuxText(n,i),this.observer.trigger(f.default.FRAG_PARSED);}},{key:"generateIS",value:function(t,e,r){var n,i,u=this.observer,c=t.samples,h=e.samples,d=this.typeSupported,l="audio/mp4",p={},b={tracks:p},v=void 0===this._initPTS;if(v&&(n=i=1/0),t.config&&(t.timescale=t.samplerate,o.logger.log("audio sampling rate : "+t.samplerate),t.isAAC||(d.mpeg?(l="audio/mpeg",t.codec=""):d.mp3&&(t.codec="mp3")),p.audio={container:l,codec:t.codec,initSegment:!t.isAAC&&d.mpeg?new Uint8Array():a.default.initSegment([t]),metadata:{channelCount:t.channelCount}},v&&c[0]&&(n=i=c[0].pts-t.inputTimeScale*r)),e.sps&&e.pps&&h.length){var g=e.inputTimeScale;e.timescale=g,p.video={container:"video/mp4",codec:e.codec,initSegment:a.default.initSegment([e]),metadata:{width:e.width,height:e.height}},v&&(n=Math.min(n,h[0].pts-g*r),i=Math.min(i,h[0].dts-g*r),this.observer.trigger(f.default.INIT_PTS_FOUND,{initPTS:n}));}Object.keys(p).length?(u.trigger(f.default.FRAG_PARSING_INIT_SEGMENT,b),this.ISGenerated=!0,v&&(this._initPTS=n,this._initDTS=i)):u.trigger(f.default.ERROR,{type:s.ErrorTypes.MEDIA_ERROR,details:s.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"no audio/video samples found"});}},{key:"remuxVideo",value:function(t,e,r,n){var i,u,c,h,d,l,p,b=8,v=t.timescale,g=t.samples,y=[],m=g.length,w=this._PTSNormalize,_=this._initDTS;g.sort(function(t,e){var r=t.dts-e.dts,n=t.pts-e.pts;return r||n||t.id-e.id;});var S=g.reduce(function(t,e){return Math.max(Math.min(t,e.pts-e.dts),-18e3);},0);if(S<0){o.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Math.round(S/90)+" ms to overcome this issue");for(var M=0;M<g.length;M++)g[M].dts+=S;}var E=void 0;E=r?this.nextAvcDts:e*v;var k=g[0];d=Math.max(w(k.dts-_,E),0),h=Math.max(w(k.pts-_,E),0);var x=Math.round((d-E)/90);r&&x&&(x>1?o.logger.log("AVC:"+x+" ms hole between fragments detected,filling it"):x<-1&&o.logger.log("AVC:"+-x+" ms overlapping between fragments detected"),d=E,g[0].dts=d+_,h=Math.max(h-x,E),g[0].pts=h+_,o.logger.log("Video/PTS/DTS adjusted: "+Math.round(h/90)+"/"+Math.round(d/90)+",delta:"+x+" ms")),k=g[g.length-1],p=Math.max(w(k.dts-_,E),0),l=Math.max(w(k.pts-_,E),0),l=Math.max(l,p);var A=this.isSafari;A&&(i=Math.round((p-d)/(g.length-1)));for(var R=0,I=0,T=0;T<m;T++){for(var B=g[T],P=B.units,O=P.length,C=0,L=0;L<O;L++)C+=P[L].data.length;I+=C,R+=O,B.length=C,B.dts=A?d+T*i:Math.max(w(B.dts-_,E),d),B.pts=Math.max(w(B.pts-_,E),B.dts);}var j=I+4*R+8;try{u=new Uint8Array(j);}catch(t){return void this.observer.trigger(f.default.ERROR,{type:s.ErrorTypes.MUX_ERROR,details:s.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:j,reason:"fail allocating video mdat "+j});}var N=new DataView(u.buffer);N.setUint32(0,j),u.set(a.default.types.mdat,4);for(var D=0;D<m;D++){for(var U=g[D],F=U.units,q=0,z=void 0,W=0,V=F.length;W<V;W++){var H=F[W],G=H.data,K=H.data.byteLength;N.setUint32(b,K),b+=4,u.set(G,b),b+=K,q+=4+K;}if(A)z=Math.max(0,i*Math.round((U.pts-U.dts)/i));else{if(D<m-1)i=g[D+1].dts-U.dts;else{var X=this.config,Z=U.dts-g[D>0?D-1:D].dts;if(X.stretchShortVideoTrack){var Y=X.maxBufferHole,J=X.maxSeekHole,$=Math.floor(Math.min(Y,J)*v),Q=(n?h+n*v:this.nextAudioPts)-U.pts;Q>$?((i=Q-Z)<0&&(i=Z),o.logger.log("It is approximately "+Q/90+" ms to the next segment; using duration "+i/90+" ms for the last video frame.")):i=Z;}else i=Z;}z=Math.round(U.pts-U.dts);}y.push({size:q,duration:i,cts:z,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:U.key?2:1,isNonSync:U.key?0:1}});}this.nextAvcDts=p+i;var tt=t.dropped;if(t.len=0,t.nbNalu=0,t.dropped=0,y.length&&navigator.userAgent.toLowerCase().indexOf("chrome")>-1){var et=y[0].flags;et.dependsOn=2,et.isNonSync=0;}t.samples=y,c=a.default.moof(t.sequenceNumber++,d,t),t.samples=[];var rt={data1:c,data2:u,startPTS:h/v,endPTS:(l+i)/v,startDTS:d/v,endDTS:this.nextAvcDts/v,type:"video",nb:y.length,dropped:tt};return this.observer.trigger(f.default.FRAG_PARSING_DATA,rt),rt;}},{key:"remuxAudio",value:function(t,e,r,n){var u,c,h,d,l,p,b,v,g,y,m,w,_,S,M,E=t.inputTimeScale,k=E/t.timescale,x=(t.isAAC?1024:1152)*k,A=this._PTSNormalize,R=this._initDTS,I=!t.isAAC&&this.typeSupported.mpeg,T=I?0:8,B=[],P=[];if(t.samples.sort(function(t,e){return t.pts-e.pts;}),P=t.samples,M=this.nextAudioPts,(r|=P.length&&M&&(n&&Math.abs(e-M/E)<.1||Math.abs(P[0].pts-M-R)<20*x))||(M=e*E),n&&t.isAAC)for(var O=0,C=M;O<P.length;){var L=P[O],j=A(L.pts-R,M)-C,N=Math.abs(1e3*j/E);if(j<=-x)o.logger.warn("Dropping 1 audio frame @ "+(C/E).toFixed(3)+"s due to "+N+" ms overlap."),P.splice(O,1),t.len-=L.unit.length;else if(j>=x&&N<1e4&&C){var D=Math.round(j/x);o.logger.warn("Injecting "+D+" audio frame @ "+(C/E).toFixed(3)+"s due to "+Math.round(1e3*j/E)+" ms gap.");for(var U=0;U<D;U++)S=C+R,S=Math.max(S,R),(_=i.default.getSilentFrame(t.manifestCodec||t.codec,t.channelCount))||(o.logger.log("Unable to get silent frame for given audio codec; duplicating last frame instead."),_=L.unit.subarray()),P.splice(O,0,{unit:_,pts:S,dts:S}),t.len+=_.length,C+=x,O+=1;L.pts=L.dts=C+R,C+=x,O+=1;}else Math.abs(j),C+=x,L.pts=L.dts=0===O?R+M:P[O-1].pts+x,O+=1;}for(var F=0,q=P.length;F<q;F++){if(h=(u=P[F]).unit,g=u.pts-R,y=u.dts-R,void 0!==v)m=A(g,v),w=A(y,v),c.duration=Math.round((w-v)/k);else{m=A(g,M),w=A(y,M);var z=Math.round(1e3*(m-M)/E),W=0;if(r&&t.isAAC&&z){if(z>0&&z<1e4)W=Math.round((m-M)/x),o.logger.log(z+" ms hole between AAC samples detected,filling it"),W>0&&((_=i.default.getSilentFrame(t.manifestCodec||t.codec,t.channelCount))||(_=h.subarray()),t.len+=W*_.length);else if(z<-12){o.logger.log("drop overlapping AAC sample, expected/parsed/delta:"+(M/E).toFixed(3)+"s/"+(m/E).toFixed(3)+"s/"+-z+"ms"),t.len-=h.byteLength;continue;}m=w=M;}if(p=Math.max(0,m),b=Math.max(0,w),!(t.len>0))return void o.logger.log("no audio samples");var V=I?t.len:t.len+8;try{d=new Uint8Array(V);}catch(t){return o.logger.error("got error "+t),void this.observer.trigger(f.default.ERROR,{type:s.ErrorTypes.MUX_ERROR,details:s.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:V,reason:"fail allocating audio mdat "+V});}I||(new DataView(d.buffer).setUint32(0,V),d.set(a.default.types.mdat,4));for(var H=0;H<W;H++)S=m-(W-H)*x,(_=i.default.getSilentFrame(t.manifestCodec||t.codec,t.channelCount))||(o.logger.log("Unable to get silent frame for given audio codec; duplicating this frame instead."),_=h.subarray()),d.set(_,T),T+=_.byteLength,c={size:_.byteLength,cts:0,duration:1024,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},B.push(c);}d.set(h,T);var G=h.byteLength;T+=G,c={size:G,cts:0,duration:0,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},B.push(c),v=w;}var K=0,X=B.length;if(X>=2&&(K=B[X-2].duration,c.duration=K),X){this.nextAudioPts=m+k*K,t.len=0,t.samples=B,l=I?new Uint8Array():a.default.moof(t.sequenceNumber++,b/k,t),t.samples=[];var Z={data1:l,data2:d,startPTS:p/E,endPTS:this.nextAudioPts/E,startDTS:b/E,endDTS:(w+k*K)/E,type:"audio",nb:X};return this.observer.trigger(f.default.FRAG_PARSING_DATA,Z),Z;}return null;}},{key:"remuxEmptyAudio",value:function(t,e,r,n){var a=t.inputTimeScale,s=a/(t.samplerate?t.samplerate:a),f=this.nextAudioPts,u=(void 0!==f?f:n.startDTS*a)+this._initDTS,c=n.endDTS*a+this._initDTS,h=1024*s,d=Math.ceil((c-u)/h),l=i.default.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);if(o.logger.warn("remux empty Audio"),l){for(var p=[],b=0;b<d;b++){var v=u+b*h;p.push({unit:l,pts:v,dts:v}),t.len+=l.length;}t.samples=p,this.remuxAudio(t,e,r);}else o.logger.warn("Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec!");}},{key:"remuxID3",value:function(t,e){var r,n=t.samples.length,i=t.inputTimeScale,o=this._initPTS,a=this._initDTS;if(n){for(var s=0;s<n;s++)(r=t.samples[s]).pts=(r.pts-o)/i,r.dts=(r.dts-a)/i;this.observer.trigger(f.default.FRAG_PARSING_METADATA,{samples:t.samples});}t.samples=[],e=e;}},{key:"remuxText",value:function(t,e){t.samples.sort(function(t,e){return t.pts-e.pts;});var r,n=t.samples.length,i=t.inputTimeScale,o=this._initPTS;if(n){for(var a=0;a<n;a++)(r=t.samples[a]).pts=(r.pts-o)/i;this.observer.trigger(f.default.FRAG_PARSING_USERDATA,{samples:t.samples});}t.samples=[],e=e;}},{key:"_PTSNormalize",value:function(t,e){var r;if(void 0===e)return t;for(r=e<t?-8589934592:8589934592;Math.abs(t-e)>4294967296;)t+=r;return t;}}]),t;}();r.default=c;},{530:530,531:531,533:533,539:539,548:548}],541:[function(t,e,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0});var n=function(){function t(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n);}}return function(e,r,n){return r&&t(e.prototype,r),n&&t(e,n),e;};}(),i=t(548),o=f(t(531)),a=t(530),s=f(t(542));function f(t){return t&&t.__esModule?t:{default:t};}function u(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");}var c=function(){function t(e,r,n,i){u(this,t),this.observer=e,this.video=r,(this.mediaSource=new MediaSource()).addEventListener("sourceopen",this.onSourceOpen.bind(this)),this.video.src=URL.createObjectURL(this.mediaSource),this.sourceBuffer=[],e.on(o.default.FRAG_PARSING_INIT_SEGMENT,function(t){this.onBufferCodecs(t.tracks),t.tracks.video&&this.append({startPTS:0,endPTS:0,data1:t.tracks.video.initSegment,type:"video"}),t.tracks.audio&&this.append({startPTS:0,endPTS:0,data1:t.tracks.audio.initSegment,type:"audio"});}.bind(this)),e.on(o.default.FRAG_PARSING_DATA,function(t){if(this.video.currentTime>0&&this.video.readyState<4){var e=!1,r=!1,n=1/0;if(this.sourceBuffer.audio){var i=this.sourceBuffer.audio.buffered;if(i.length>0){var o=i.start(i.length-1),a=i.end(i.length-1);a-o>1&&(e=!0,n=a);}}else e=!0;if(this.sourceBuffer.video){var s=this.sourceBuffer.video.buffered;if(s.length>0){var f=s.start(s.length-1),u=s.end(s.length-1);u-f>1&&(u<n&&(n=u),r=!0);}}else r=!0;if(e&&r)if(n-this.video.currentTime>3){var c=n-1;this.video.currentTime=c;}}this.append(t,t.type);}.bind(this)),this.audioBuffer=new h("audio"),this.videoBuffer=new h("video"),this.updating=!1,this.pendingTracks={},this.tracks={},this.removed=[];}return n(t,[{key:"createBuffers",value:function(t){var e='video/mp4; codecs="'+codec+'"';MediaSource.isTypeSupported(e)?(this.mediaSource=new MediaSource(),this.mime=e,this.video.src=URL.createObjectURL(this.mediaSource),this.mediaSource.addEventListener("sourceopen",this.onSourceOpen.bind(this))):this.observer.trigger(o.default.ERROR,{type:a.ErrorTypes.BUFFER_ERROR,info:"Failed to create buffer, codec is not supported "+codec});}},{key:"createSourceBuffers",value:function(t){var e=this.sourceBuffer,r=this.mediaSource;for(var n in t)if(!e[n]){var s=t[n],f=s.codec,u=s.container+";codecs="+f;i.logger.log("creating sourceBuffer("+u+")");try{var c=e[n]=r.addSourceBuffer(u);c.addEventListener("updateend",this.onSourceUpdateEnd.bind(this)),c.addEventListener("error",this.onSourceError.bind(this)),this.tracks[n]={codec:f,container:s.container},s.buffer=c;}catch(t){i.logger.error("error while trying to add sourceBuffer:"+t.message),this.observer.trigger(o.default.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,err:t,mimeType:u});}}}},{key:"onBufferCodecs",value:function(t){if(0===Object.keys(this.sourceBuffer).length){for(var e in t)this.pendingTracks[e]=t[e];var r=this.mediaSource;r&&"open"===r.readyState&&this.checkPendingTracks();}}},{key:"append",value:function(t,e){"audio"==t.type?this.audioBuffer.append(t):"video"==t.type&&this.videoBuffer.append(t),this.doAppending();}},{key:"doAppending",value:function(){this.audioBuffer.ready()&&(this.audioBuffer.flushed?this.appendTo("audio",this.audioBuffer.next())&&this.audioBuffer.poll():this.audioBuffer.buffered()>2&&(!this.sourceBuffer.video||this.videoBuffer.flushed||this.videoBuffer.buffered()>2)&&this.appendTo("audio",this.audioBuffer.next())&&(this.audioBuffer.poll(),this.audioBuffer.flushed=!0)),this.videoBuffer.ready()&&(this.videoBuffer.flushed?this.appendTo("video",this.videoBuffer.next())&&this.videoBuffer.poll():this.videoBuffer.buffered()>2&&(!this.sourceBuffer.audio||this.audioBuffer.flushed||this.audioBuffer.buffered()>2)&&this.appendTo("video",this.videoBuffer.next())&&(this.videoBuffer.poll(),this.videoBuffer.flushed=!0));}},{key:"appendTo",value:function(t,e){if(e){if(this.sourceBuffer[t]&&!this.sourceBuffer[t].updating)try{return e.data1?(this.sourceBuffer[t].appendBuffer(e.data1),e.data1=null,null==e.data2):(e.data2&&this.sourceBuffer[t].appendBuffer(e.data2),!0);}catch(e){22==e.code?(i.logger.error("Failed to append data to buffer "+t+" error "+e),this.cleanBuffer(t)):i.logger.error(e);}return!1;}}},{key:"cleanBuffer",value:function(t){if(!this.sourceBuffer[t].updating){var e=this.video.currentTime,r=this.sourceBuffer[t].buffered;if(r.length>0){var n=r.end(0),o=e>n+300?0:n-e+300,a=e>n?0:60,s=r.start(0);if(s<this.removed[t])return;if(n-o<=s||n-o-s<a)return;this.removed[t]=n-o,i.logger.log("Removing buffered "+t+" start "+s+" end "+(n-o)+" currentTime "+e),this.sourceBuffer[t].remove(s,n-o);}}}},{key:"onSourceOpen",value:function(t){var e=this;i.logger.log("media source opened");var r=this.mediaSource;r&&(r.removeEventListener("sourceopen",this.onSourceOpen),this.video.play().catch(function(t){"chrome"==s.default.getConfig().browserDetails?(i.logger.info("Autoplay detected! Trying to play a video with a muted sound..."),e.video.muted=!0,e.video.play()):i.logger.error(t);})),this.checkPendingTracks();}},{key:"checkPendingTracks",value:function(){var t=this.pendingTracks;Object.keys(t).length&&(this.createSourceBuffers(t),this.pendingTracks={},this.doAppending());}},{key:"onSourceUpdateEnd",value:function(t){this.sourceBuffer.audio&&this.cleanBuffer("audio"),this.sourceBuffer.video&&this.cleanBuffer("video"),this.doAppending();}},{key:"onSourceError",value:function(t){this.observer.trigger(o.default.ERROR,{type:a.ErrorTypes.BUFFER_ERROR,info:t});}},{key:"release",value:function(){this.video&&(this.sourceBuffer={},URL.revokeObjectURL(this.video.src),this.video.removeAttribute("src"),this.video.load(),this.video=null);}}]),t;}();r.default=c;var h=function(){function t(e){u(this,t),this.samples=[],this.start=-1,this.end=0,this.flushed=!1,this.type=e;}return n(t,[{key:"buffered",value:function(){return this.end-this.start;}},{key:"append",value:function(t){this.samples.push(t),-1==this.start&&(this.start=t.startPTS),this.end=t.endPTS;}},{key:"next",value:function(){return this.samples[0];}},{key:"poll",value:function(){var t=this.samples.shift();return 0==this.samples.length?(this.start=-1,this.end=0):(this.start=this.samples[0].startPTS,this.end=this.samples[this.samples.length-1].endPTS),t;}},{key:"ready",value:function(){return this.buffered()>0;}}]),t;}();},{530:530,531:531,542:542,548:548}],542:[function(t,e,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0});var n=function(){function t(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n);}}return function(e,r,n){return r&&t(e.prototype,r),n&&t(e,n),e;};}();t(17);var i,o=t(537),a=(i=o)&&i.__esModule?i:{default:i};var s,f=t(489),u=function(){function t(){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");}(this,t);}return n(t,null,[{key:"createConnection",value:function(t){void 0===t.enableWorker&&(t.enableWorker=!0),void 0===t.connectionConstraints?t.connectionConstraints={fragmentLengthMs:100,cutByIFrameOnly:!1}:(void 0===t.connectionConstraints.fragmentLengthMs&&(t.connectionConstraints.fragmentLengthMs=100),void 0===t.connectionConstraints.cutByIFrameOnly&&(t.connectionConstraints.cutByIFrameOnly=!1));var e=new a.default(t);return f.resolve(e);}},{key:"getMediaAccess",value:function(){return new f(function(t,e){e(new Error("This provider doesn't support getMediaAccess"));});}},{key:"releaseMedia",value:function(){return!1;}},{key:"available",value:function(){return"MediaSource"in window;}},{key:"listDevices",value:function(){return new f(function(t,e){e(new Error("This provider doesn't support listDevices"));});}},{key:"configure",value:function(t){s=t;}},{key:"getConfig",value:function(){return s;}},{key:"playFirstSound",value:function(){}},{key:"playFirstVideo",value:function(t,e){return a.default.playFirstVideo(t,e);}}]),t;}();r.default=u;},{17:17,489:489,537:537}],543:[function(t,e,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0});var n=function(){function t(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n);}}return function(e,r,n){return r&&t(e.prototype,r),n&&t(e,n),e;};}();r.MediaFileReader=function(){function t(e,r,n){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");}(this,t),this.observer=e,this.elementId=r.mainUrl,this.buffer=r.buffer,this.demuxer=n,this.buffer?this.feedDemuxer(this.buffer):document.getElementById(this.elementId).addEventListener("change",this.handleFileSelect.bind(this),!1);}return n(t,[{key:"handleFileSelect",value:function(t){var e=t.target.files[0],r=new FileReader(),n=this;r.onload=function(t){n.feedDemuxer(t.target.result);},r.readAsArrayBuffer(e);}},{key:"feedDemuxer",value:function(t){for(var e=this.demuxer,r=new DataView(t),n=0;n<t.byteLength;){var i=r.getInt32(n+5),o=t.slice(n,n+i+9);n+=9,n+=i,e.onData(o);}}},{key:"disconnect",value:function(){}}]),t;}();},{}],544:[function(t,e,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0});var n,i=function(){function t(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n);}}return function(e,r,n){return r&&t(e.prototype,r),n&&t(e,n),e;};}(),o=t(531),a=((n=o)&&n.__esModule,t(530));var s=function(){function t(e,r,n){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");}(this,t),this.mediaConnection=e,this.url=r.mainUrl,this.token=r.authToken,this.state="NEW",this.socket=null,this.demuxer=n;}return i(t,[{key:"connect",value:function(){var t=this;this.state="CONNECTING",this.socket=new WebSocket(this.url),this.socket.binaryType="arraybuffer",this.socket.onopen=this.onConnected.bind(this),this.socket.onmessage=function(e){if(e.data instanceof ArrayBuffer)t.demuxer.onData(e.data);else switch(JSON.parse(e.data).message){case"ping":var r={message:"pong"};t.socket.send(JSON.stringify(r));}},this.socket.onerror=function(e){t.state="ERROR",t.mediaConnection.trigger(Event.ERROR,{type:a.ErrorTypes.NETWORK_ERROR,info:e});},this.socket.onclose=this.onDisconnected.bind(this);}},{key:"disconnect",value:function(){"CONNECTING"!=this.state&&"CONNECTED"!=this.state||this.socket.close();}},{key:"onConnected",value:function(){var t={message:"connectMediaTransport"};t.data=[{authToken:this.token}],this.socket.send(JSON.stringify(t)),this.state="CONNECTED",this.mediaConnection.trigger(Event.TRANSPORT_CONNECTED,{});}},{key:"onDisconnected",value:function(){this.state="CLOSED",this.mediaConnection.trigger(Event.TRANSPORT_DISCONNECTED,{});}}]),t;}();r.default=s;},{530:530,531:531}],545:[function(t,e,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0});var n=function(){function t(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n);}}return function(e,r,n){return r&&t(e.prototype,r),n&&t(e,n),e;};}();r.appendByteArray=function(t,e){var r=new Uint8Array((0|t.byteLength)+(0|e.byteLength));return r.set(t,0),r.set(e,0|t.byteLength),r;},r.appendByteArrayAsync=function(t,e){return new Promise(function(r,n){var i=new Blob([t,e]),o=new FileReader();o.addEventListener("loadend",function(){r();}),o.readAsArrayBuffer(i);});},r.base64ToArrayBuffer=function(t){for(var e=window.atob(t),r=e.length,n=new Uint8Array(r),i=0;i<r;i++)n[i]=e.charCodeAt(i);return n.buffer;},r.hexToByteArray=function(t){for(var e=t.length>>1,r=new Uint8Array(e),n=0;n<e;n++)r[n]=parseInt(t.substr(n<<1,2),16);return r;},r.concatenate=function(t){for(var e=0,r=arguments.length,n=Array(r>1?r-1:0),i=1;i<r;i++)n[i-1]=arguments[i];var o=!0,a=!1,s=void 0;try{for(var f,u=n[Symbol.iterator]();!(o=(f=u.next()).done);o=!0){var c=f.value;e+=c.length;}}catch(t){a=!0,s=t;}finally{try{!o&&u.return&&u.return();}finally{if(a)throw s;}}var h=new t(e),d=0,l=!0,p=!1,b=void 0;try{for(var v,g=n[Symbol.iterator]();!(l=(v=g.next()).done);l=!0){var y=v.value;h.set(y,d),d+=y.length;}}catch(t){p=!0,b=t;}finally{try{!l&&g.return&&g.return();}finally{if(p)throw b;}}return h;},r.bitSlice=function(t){for(var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:8*t.byteLength,n=Math.ceil((r-e)/8),i=new Uint8Array(n),o=e>>>3,a=(r>>>3)-1,s=7&e,f=8-s,u=8-r&7,c=0;c<n;++c){var h=0;c<a&&(h=t[o+c+1]>>f,c==a-1&&u<8&&(h>>=u,h<<=u)),i[c]=t[o+c]<<s|h;}return i;};r.BitArray=function(){function t(e){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");}(this,t),this.src=new DataView(e.buffer,e.byteOffset,e.byteLength),this.bitpos=0,this.byte=this.src.getUint8(0),this.bytepos=0;}return n(t,[{key:"readBits",value:function(t){if(32<(0|t)||0==(0|t))throw new Error("too big");for(var e=0,r=t;r>0;--r)e=(0|e)<<1|(0|this.byte)>>8-++this.bitpos&1,(0|this.bitpos)>=8&&(this.byte=this.src.getUint8(++this.bytepos),this.bitpos&=7);return e;}},{key:"skipBits",value:function(t){return this.bitpos+=7&(0|t),this.bytepos+=(0|t)>>>3,this.bitpos>7&&(this.bitpos&=7,++this.bytepos),this.finished()?this.bytepos-this.src.byteLength-this.src.bitpos:(this.byte=this.src.getUint8(this.bytepos),0);}},{key:"finished",value:function(){return this.bytepos>=this.src.byteLength;}}]),t;}();},{}],546:[function(t,e,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0});var n=function(){function t(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n);}}return function(e,r,n){return r&&t(e.prototype,r),n&&t(e,n),e;};}();function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function");}var o=function(){function t(e){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;i(this,t),this.array=e,this.view=new DataView(e),this.i=r,this.length=e.byteLength-r;}return n(t,[{key:"readByte",value:function(){if(!(this.length-this.i<1)){var t=this.view.getInt8(this.i);return this.i++,t;}logger.error("Buffer end reached");}},{key:"readInt",value:function(){if(!(this.length-this.i<4)){var t=this.view.getInt32(this.i);return this.i+=4,t;}logger.error("Buffer end reached");}},{key:"readShort",value:function(){if(!(this.length-this.i<2)){var t=this.view.getInt16(this.i);return this.i+=2,t;}logger.error("Buffer end reached");}},{key:"skipBytes",value:function(t){this.i+=t;}},{key:"readableBytes",value:function(){return this.length-this.i;}},{key:"sliceAsUint8Array",value:function(t,e){var r=this.array.slice(t,t+e);return this.i+=e,new Uint8Array(r);}},{key:"readerIndex",value:function(){return this.i;}},{key:"resetReaderIndex",value:function(){this.i=this.array.byteLength-this.length;}}]),t;}();r.default=o;},{}],547:[function(t,e,r){"use strict";e.exports={hexDump:function(t){var e,r="";for(e=0;e<t.length;e++){var n=t[e].toString(16);n.length<2&&(n="0"+n),r+=n;}return r;}};},{}],548:[function(t,e,r){"use strict";Object.defineProperty(r,"__esModule",{value:!0});var n="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t;}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t;};function i(){}var o={trace:i,debug:i,log:i,warn:i,info:i,error:i},a=o;function s(t,e){return e="["+t+"] > "+e;}function f(t){var e=self.console[t];return e?function(){for(var r=arguments.length,n=Array(r),i=0;i<r;i++)n[i]=arguments[i];n[0]&&(n[0]=s(t,n[0])),e.apply(self.console,n);}:i;}r.enableLogs=function(t){if(!0===t||"object"===(void 0===t?"undefined":n(t))){!function(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;n<e;n++)r[n-1]=arguments[n];r.forEach(function(e){a[e]=t[e]?t[e].bind(t):f(e);});}(t,"debug","log","info","warn","error");try{a.log();}catch(t){a=o;}}else a=o;},r.logger=a;},{}]},{},[532])(532);});
}).call(this)}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
},{}],32:[function(require,module,exports){
'use strict';
var SESSION_STATUS = require('./constants').SESSION_STATUS;
var STREAM_STATUS = require('./constants').STREAM_STATUS;
var Promise = require('promise-polyfill');
var util = require('./util');
var uuid_v1 = require('uuid/v1');
var ROOM_REST_APP = "roomApp";
/**
* Room api based on core api
*
* @namespace roomApi
*/
/**
* Initialize connection
*
* @param {Object} options session options
* @param {String} options.urlServer Server address in form of [ws,wss]://host.domain:port
* @param {String} options.username Username to login with
* @returns {roomApi.Session}
* @memberof roomApi
* @method connect
*/
var appSession = function appSession(options) {
/**
* Represents connection to room api app
*
* @namespace roomApi.Session
*/
var callbacks = {};
var rooms = {};
var username_ = options.username;
var exports;
var roomHandlers = {};
var session = Flashphoner.createSession({
urlServer: options.urlServer,
mediaOptions: options.mediaOptions,
appKey: options.appKey && options.appKey.length != 0 ? options.appKey : ROOM_REST_APP,
custom: {
login: options.username,
token: options.token
}
}).on(SESSION_STATUS.ESTABLISHED, function (session) {
if (callbacks[session.status()]) {
callbacks[session.status()](exports);
}
}).on(SESSION_STATUS.APP_DATA, function (data) {
var payload = data.payload;
if (!payload || !payload.roomName) {
console.error("Received app data does not contain 'payload' or 'payload.roomName' field. Received data: " + JSON.stringify(data));
return;
}
var roomName = payload.roomName;
if (roomHandlers[roomName]) {
roomHandlers[roomName](payload);
} else {
console.warn("Failed to find room with name " + roomName);
}
}).on(SESSION_STATUS.DISCONNECTED, sessionDied).on(SESSION_STATUS.FAILED, sessionDied); //teardown helper
function sessionDied(session) {
if (callbacks[session.status()]) {
callbacks[session.status()](exports);
}
}
/**
* Disconnect session
*
* @memberof roomApi.Session
* @inner
*/
var disconnect = function disconnect() {
session.disconnect();
};
/**
* Get session status
*
* @returns {string} One of {@link Flashphoner.constants.SESSION_STATUS}
* @memberof roomApi.Session
* @inner
*/
var status = function status() {
return session.status();
};
/**
* Get session id
*
* @returns {string} session id
* @memberof roomApi.Session
* @inner
*/
var id = function id() {
return session.id();
};
/**
* Get server address
*
* @returns {string} Server url
* @memberof roomApi.Session
* @inner
*/
var getServerUrl = function getServerUrl() {
return session.getServerUrl();
};
/**
* Get session username
*
* @returns {string} username
* @memberof roomApi.Session
* @inner
*/
var username = function username() {
return username_;
};
/**
* Get rooms
*
* @returns {roomApi.Room[]}
* @memberof roomApi.Session
* @inner
*/
var getRooms = function getRooms() {
return util.copyObjectToArray(rooms);
};
/**
* Add session event callback.
*
* @param {string} event One of {@link Flashphoner.constants.SESSION_STATUS} events
* @param {Session~eventCallback} callback Callback function
* @returns {roomApi.Session} Session
* @throws {TypeError} Error if event is not specified
* @throws {Error} Error if callback is not a valid function
* @memberof roomApi.Session
* @inner
*/
var on = function on(event, callback) {
if (!event) {
throw new Error("Event can't be null", "TypeError");
}
if (!callback || typeof callback !== 'function') {
throw new Error("Callback needs to be a valid function");
}
callbacks[event] = callback;
return exports;
};
/**
* Join room
*
* @param {Object} options Room options
* @param {String} options.name Room name
* @returns {roomApi.Room}
* @memberof roomApi.Session
* @inner
*/
var join = function join(options) {
/**
* Room
*
* @namespace roomApi.Room
*/
var room = {};
var name_ = options.name;
var participants = {};
var callbacks = {};
var stateStreams = {};
roomHandlers[name_] = function (data) {
/**
* Room participant
*
* @namespace roomApi.Room.Participant
*/
var participant;
if (data.name == "STATE") {
if (data.info) {
for (var i = 0; i < data.info.length; i++) {
participantFromState(data.info[i]);
}
stateStreams = {};
}
if (callbacks["STATE"]) {
callbacks["STATE"](room);
}
} else if (data.name == "JOINED") {
participants[data.info] = {
streams: {},
name: function name() {
return data.info;
},
sendMessage: attachSendMessage(data.info),
getStreams: function getStreams() {
return util.copyObjectToArray(this.streams);
}
};
if (callbacks["JOINED"]) {
callbacks["JOINED"](participants[data.info]);
}
} else if (data.name == "LEFT") {
participant = participants[data.info];
delete participants[data.info];
if (callbacks["LEFT"]) {
callbacks["LEFT"](participant);
}
} else if (data.name == "PUBLISHED") {
participant = participants[data.info.login];
participant.streams[data.info.name] = {
play: play(data.info.name),
stop: stop(data.info.name),
id: id(data.info.name),
streamName: function streamName() {
return data.info.name;
}
};
if (callbacks["PUBLISHED"]) {
callbacks["PUBLISHED"](participant);
}
} else if (data.name == "FAILED" || data.name == "UNPUBLISHED") {
participant = participants[data.info.login];
if (participant != null) delete participant.streams[data.info.name];
} else if (data.name == "MESSAGE") {
if (callbacks["MESSAGE"]) {
callbacks["MESSAGE"]({
from: participants[data.info.from],
text: data.info.text
});
}
}
}; //participant creation helper
function participantFromState(state) {
var participant = {};
if (state.hasOwnProperty("login")) {
var login = state.login;
var _streamName = state.name;
stateStreams[_streamName] = {
/**
* Play participant stream
*
* @param {HTMLElement} display Div element stream should be displayed in
* @returns {Stream} Local stream object
* @memberof roomApi.Room.Participant.Stream
* @inner
*/
play: play(_streamName),
/**
* Stop participant stream
*
* @memberof roomApi.Room.Participant.Stream
* @inner
*/
stop: stop(_streamName),
/**
* Get participant stream id
*
* @returns {String} Stream id
* @memberof roomApi.Room.Participant.Stream
* @inner
*/
id: id(_streamName),
/**
* Get participant stream name
*
* @returns {String} Stream name
* @memberof roomApi.Room.Participant.Stream
* @inner
*/
streamName: function streamName() {
return _streamName;
}
};
if (participants[login] != null) {
participant = participants[login];
} else {
participant = {
streams: {},
/**
* Get participant name
*
* @returns {String} Participant name
* @memberof roomApi.Room.Participant
* @inner
*/
name: function name() {
return login;
},
/**
* Send message to participant
*
* @param {String} message Message to send
* @param {Function} error Error callback
* @memberof roomApi.Room.Participant
* @inner
*/
sendMessage: attachSendMessage(login),
/**
* Get participant streams
*
* @returns {Array<roomApi.Room.Participant.Stream>} Streams
* @memberof roomApi.Room.Participant
* @inner
*/
getStreams: function getStreams() {
return util.copyObjectToArray(this.streams);
}
};
participants[participant.name()] = participant;
}
/**
* Room participant
*
* @namespace roomApi.Room.Participant.Stream
*/
} else {
participant = {
streams: {},
name: function name() {
return state;
},
sendMessage: attachSendMessage(state),
getStreams: function getStreams() {
return util.copyObjectToArray(this.streams);
}
};
}
if (Object.keys(stateStreams).length != 0) {
for (var k in stateStreams) {
if (stateStreams.hasOwnProperty(k)) {
participant.streams[k] = stateStreams[k];
delete stateStreams[k];
}
}
}
participants[participant.name()] = participant;
return participant;
}
/**
* Get room name
*
* @returns {String} Room name
* @memberof roomApi.Room
* @inner
*/
var name = function name() {
return name_;
};
/**
* Leave room
*
* @returns {Promise<room>}
* @memberof roomApi.Room
* @inner
*/
var leave = function leave() {
return new Promise(function (resolve, reject) {
sendAppCommand("leave", {
name: name_
}).then(function () {
cleanUp();
resolve(room);
}, function () {
cleanUp();
reject(room);
});
function cleanUp() {
//clear streams
var streams = session.getStreams();
for (var i = 0; i < streams.length; i++) {
if (streams[i].name().indexOf(name_ + "-" + username_) !== -1 && streams[i].status() != STREAM_STATUS.UNPUBLISHED) {
streams[i].stop();
} else if (streams[i].name().indexOf(name_) !== -1 && streams[i].status() != STREAM_STATUS.STOPPED) {
streams[i].stop();
}
}
delete roomHandlers[name_];
delete rooms[name_];
}
});
};
/**
* Publish stream inside room
*
* @param {Object} options Stream options
* @param {string=} options.name Stream name
* @param {Object=} options.constraints Stream constraints
* @param {Boolean=} options.record Enable stream recording
* @param {Boolean=} options.cacheLocalResources Display will contain local video after stream release
* @param {HTMLElement} options.display Div element stream should be displayed in
* @returns {Stream}
* @memberof roomApi.Room
* @inner
*/
var publish = function publish(options) {
options.name = options.name ? name_ + "-" + username_ + "-" + uuid_v1().substr(0, 4) + "-" + options.name : name_ + "-" + username_ + "-" + uuid_v1().substr(0, 4);
options.cacheLocalResources = typeof options.cacheLocalResources === "boolean" ? options.cacheLocalResources : true;
options.custom = {
name: name_
};
var stream = session.createStream(options);
stream.publish();
return stream;
};
/**
* Add room event callback.
*
* @param {string} event One of {@link roomApi.events} events
* @param {roomApi.Room~eventCallback} callback Callback function
* @returns {roomApi.Room} room
* @throws {TypeError} Error if event is not specified
* @throws {Error} Error if callback is not a valid function
* @memberof roomApi.Room
* @inner
*/
var on = function on(event, callback) {
if (!event) {
throw new Error("Event can't be null", "TypeError");
}
if (!callback || typeof callback !== 'function') {
throw new Error("Callback needs to be a valid function");
}
callbacks[event] = callback;
return room;
};
/**
* Get participants
*
* @returns {roomApi.Room.Participant}
* @memberof roomApi.Room
* @inner
*/
var getParticipants = function getParticipants() {
return util.copyObjectToArray(participants);
}; //participant helpers
function play(streamName) {
return function (display) {
var stream = session.createStream({
name: streamName,
display: display,
custom: {
name: name_
}
});
stream.play();
return stream;
};
}
function stop(streamName) {
return function () {
var streams = session.getStreams();
for (var i = 0; i < streams.length; i++) {
if (streams[i].name() == streamName && streams[i].status() != STREAM_STATUS.UNPUBLISHED) {
streams[i].stop();
}
}
};
}
function id(streamName) {
return function () {
var streams = session.getStreams();
for (var i = 0; i < streams.length; i++) {
if (streams[i].name() == streamName) return streams[i].id();
}
};
}
function attachSendMessage(recipientName) {
return function (text, error) {
var message = {
roomConfig: {
name: name_
},
to: recipientName,
text: text
};
sendAppCommand("sendMessage", message).then(function () {}, function () {
if (error) {
error();
}
});
};
} //sendData helper
function sendAppCommand(commandName, data) {
var command = {
command: commandName,
options: data
};
return session.sendData(command);
}
sendAppCommand("join", {
name: name_
}).then(function () {}, function (info) {
if (callbacks["FAILED"]) {
callbacks["FAILED"](room, info.info);
}
});
room.name = name;
room.leave = leave;
room.publish = publish;
room.getParticipants = getParticipants;
room.on = on;
rooms[name_] = room;
return room;
};
exports = {
disconnect: disconnect,
id: id,
getServerUrl: getServerUrl,
username: username,
status: status,
getRooms: getRooms,
join: join,
on: on
};
return exports;
};
var events = {
STATE: "STATE",
JOINED: "JOINED",
LEFT: "LEFT",
PUBLISHED: "PUBLISHED",
MESSAGE: "MESSAGE",
FAILED: "FAILED"
};
module.exports = {
connect: appSession,
events: events
};
},{"./constants":28,"./util":33,"promise-polyfill":4,"uuid/v1":11}],33:[function(require,module,exports){
'use strict';
module.exports = {
isEmptyObject: function isEmptyObject(obj) {
for (var name in obj) {
return false;
}
return true;
},
/**
* Copy values of object own properties to array.
*
* @param obj
* @returns {Array}
*/
copyObjectToArray: function copyObjectToArray(obj) {
var ret = [];
for (var prop in obj) {
if (obj.hasOwnProperty(prop)) {
ret.push(obj[prop]);
}
}
return ret;
},
/**
* Copy src properties to dst object.
* Will overwrite dst prop with src prop in case of dst prop exist.
*/
copyObjectPropsToAnotherObject: function copyObjectPropsToAnotherObject(src, dst) {
for (var prop in src) {
if (src.hasOwnProperty(prop)) {
dst[prop] = src[prop];
}
}
},
browser: function browser() {
var browser;
var isAndroid = navigator.userAgent.toLowerCase().indexOf("android") > -1;
if (isAndroid) browser = "Android";
var isiOS = /iPad|iPhone|iPod/.test(navigator.userAgent) && !window.MSStream;
if (isiOS) browser = "iOS"; // Opera 8.0+
var isOpera = !!window.opr && !!opr.addons || !!window.opera || navigator.userAgent.indexOf(' OPR/') >= 0;
if (isOpera) browser = "Opera"; // Firefox 1.0+
var isFirefox = typeof InstallTrigger !== 'undefined';
if (isFirefox) browser = "Firefox"; // At least Safari 3+: "[object HTMLElementConstructor]"
var isSafari = Object.prototype.toString.call(window.HTMLElement).indexOf('Constructor') > 0;
if (isSafari) browser = "Safari"; // Internet Explorer 6-11
var isIE =
/*@cc_on!@*/
false || !!document.documentMode;
if (isIE) browser = "IE"; // Edge 20+
var isEdge = !isIE && !!window.StyleMedia;
if (isEdge) browser = "Edge"; // Chrome 1+
var isChrome = !!window.chrome && /Chrome/.test(navigator.userAgent) && /Google Inc/.test(navigator.vendor) && !/OPR/.test(navigator.userAgent);
if (isChrome) browser = "Chrome";
return browser;
},
processRtcStatsReport: function processRtcStatsReport(browser, report) {
var result = {};
if (browser == "chrome") {
/**
* Report types: googComponent, googCandidatePair, googCertificate, googLibjingleSession, googTrack, ssrc
*/
var gotResult = false;
if (report.type && report.type == "googCandidatePair") {
//check if this is active pair
if (report.googActiveConnection == "true") {
gotResult = true;
}
}
if (report.type && report.type == "ssrc") {
gotResult = true;
}
if (gotResult) {
for (var k in report) {
if (report.hasOwnProperty(k)) {
result[k] = report[k];
}
}
}
return result;
} else if (browser == "firefox") {
/**
* RTCStatsReport http://mxr.mozilla.org/mozilla-central/source/dom/webidl/RTCStatsReport.webidl
*/
if (report.type && (report.type == "outboundrtp" || report.type == "inboundrtp") && report.id.indexOf("rtcp") == -1) {
result = {};
for (var k in report) {
if (report.hasOwnProperty(k)) {
result[k] = report[k];
}
}
}
return result;
} else {
return result;
}
;
},
Browser: {
isIE: function isIE() {
return (
/*@cc_on!@*/
false || !!document.documentMode
);
},
isFirefox: function isFirefox() {
return typeof InstallTrigger !== 'undefined';
},
isChrome: function isChrome() {
return !!window.chrome && /Chrome/.test(navigator.userAgent) && /Google Inc/.test(navigator.vendor) && !/OPR/.test(navigator.userAgent);
},
isEdge: function isEdge() {
return !isIE && !!window.StyleMedia;
},
isOpera: function isOpera() {
return !!window.opr && !!opr.addons || !!window.opera || navigator.userAgent.indexOf(' OPR/') >= 0;
},
isiOS: function isiOS() {
return /iPad|iPhone|iPod/.test(navigator.userAgent) && !window.MSStream;
},
isSafari: function isSafari() {
return /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
},
isAndroid: function isAndroid() {
return navigator.userAgent.toLowerCase().indexOf("android") > -1;
},
isSafariWebRTC: function isSafariWebRTC() {
return navigator.mediaDevices && this.isSafari();
},
isSamsungBrowser: function isSamsungBrowser() {
return /SamsungBrowser/i.test(navigator.userAgent);
},
isAndroidFirefox: function isAndroidFirefox() {
return this.isAndroid() && /Firefox/i.test(navigator.userAgent);
}
},
SDP: {
matchPrefix: function matchPrefix(sdp, prefix) {
var parts = sdp.trim().split('\n').map(function (line) {
return line.trim();
});
return parts.filter(function (line) {
return line.indexOf(prefix) === 0;
});
},
writeFmtp: function writeFmtp(sdp, param, codec) {
var sdpArray = sdp.split("\n");
var i;
for (i = 0; i < sdpArray.length; i++) {
if (sdpArray[i].search(codec) != -1 && sdpArray[i].indexOf("a=rtpmap") == 0) {
sdpArray[i] += "\na=fmtp:" + sdpArray[i].match(/[0-9]+/)[0] + " " + param + "\r";
}
} //normalize sdp after modifications
var result = "";
for (i = 0; i < sdpArray.length; i++) {
if (sdpArray[i] != "") {
result += sdpArray[i] + "\n";
}
}
return result;
}
},
logger: {
init: function init(verbosity, enablePushLogs, customLogger, enableLogs) {
switch (verbosity.toUpperCase()) {
case "DEBUG":
this.verbosity = 3;
break;
case "INFO":
this.verbosity = 2;
break;
case "ERROR":
this.verbosity = 0;
break;
case "WARN":
this.verbosity = 1;
break;
case "TRACE":
this.verbosity = 4;
break;
default:
this.verbosity = 2;
}
;
this.date = function () {
return new Date().toTimeString().split(" ")[0];
};
this.enablePushLogs = enablePushLogs;
var delayedLogs = [];
this.customLogger = customLogger;
this.enableLogs = enableLogs;
this.pushLogs = function (log) {
if (this.wsConnection && this.enablePushLogs) {
if (delayedLogs.length) {
for (var i = 0; i < delayedLogs.length; i++) {
this.wsConnection.send(JSON.stringify({
message: "pushLogs",
data: [{
logs: delayedLogs[i]
}]
}));
}
}
delayedLogs = [];
this.wsConnection.send(JSON.stringify({
message: "pushLogs",
data: [{
logs: log
}]
}));
} else {
// Save logs to send it later
delayedLogs.push(log);
}
};
},
info: function info(src, text) {
if (!this.enableLogs) {
return;
}
var prefix = this.date() + " INFO " + src + " - ";
this.pushLogs(prefix + JSON.stringify(text) + '\n');
if (this.verbosity >= 2) {
if (this.customLogger != null) {
this.customLogger.info(text);
} else {
console.log(prefix, text);
}
}
},
debug: function debug(src, text) {
if (!this.enableLogs) {
return;
}
var prefix = this.date() + " DEBUG " + src + " - ";
this.pushLogs(prefix + JSON.stringify(text) + '\n');
if (this.verbosity >= 3) {
if (this.customLogger != null) {
this.customLogger.debug(text);
} else {
console.log(prefix, text);
}
}
},
trace: function trace(src, text) {
if (!this.enableLogs) {
return;
}
var prefix = this.date() + " TRACE " + src + " - ";
this.pushLogs(prefix + JSON.stringify(text) + '\n');
if (this.verbosity >= 4) {
if (this.customLogger != null) {
this.customLogger.trace(text);
} else {
console.log(prefix, text);
}
}
},
warn: function warn(src, text) {
if (!this.enableLogs) {
return;
}
var prefix = this.date() + " WARN " + src + " - ";
this.pushLogs(prefix + JSON.stringify(text) + '\n');
if (this.verbosity >= 1) {
if (this.customLogger != null) {
this.customLogger.warn(text);
} else {
console.warn(prefix, text);
}
}
},
error: function error(src, text) {
if (!this.enableLogs) {
return;
}
var prefix = this.date() + " ERROR " + src + " - ";
this.pushLogs(prefix + JSON.stringify(text) + '\n');
if (this.verbosity >= 0) {
if (this.customLogger != null) {
this.customLogger.error(text);
} else {
console.error(prefix, text);
}
}
},
setEnableLogs: function setEnableLogs(enableLogs) {
this.enableLogs = enableLogs;
},
setCustomLogger: function setCustomLogger(customLogger) {
this.customLogger = customLogger;
},
setConnection: function setConnection(connection) {
this.wsConnection = connection;
},
setPushLogs: function setPushLogs(pushLogs) {
this.enablePushLogs = pushLogs;
},
setLevel: function setLevel(level) {
switch (level.toUpperCase()) {
case "DEBUG":
this.verbosity = 3;
break;
case "INFO":
this.verbosity = 2;
break;
case "ERROR":
this.verbosity = 0;
break;
case "WARN":
this.verbosity = 1;
break;
case "TRACE":
this.verbosity = 4;
break;
default:
this.verbosity = 2;
}
;
}
},
stripCodecs: function stripCodecs(sdp, codecs) {
if (!codecs.length) return sdp;
var sdpArray = sdp.split("\n");
var codecsArray = codecs.split(","); //search and delete codecs line
var pt = [];
var i;
for (var p = 0; p < codecsArray.length; p++) {
console.log("Searching for codec " + codecsArray[p]);
for (i = 0; i < sdpArray.length; i++) {
if (sdpArray[i].search(new RegExp(codecsArray[p], 'i')) != -1 && sdpArray[i].indexOf("a=rtpmap") == 0) {
console.log(codecsArray[p] + " detected");
pt.push(sdpArray[i].match(/[0-9]+/)[0]);
sdpArray[i] = "";
}
}
}
if (pt.length) {
//searching for fmtp
for (p = 0; p < pt.length; p++) {
for (i = 0; i < sdpArray.length; i++) {
if (sdpArray[i].search("a=fmtp:" + pt[p]) != -1 || sdpArray[i].search("a=rtcp-fb:" + pt[p]) != -1) {
sdpArray[i] = "";
}
}
} //delete entries from m= line
for (i = 0; i < sdpArray.length; i++) {
if (sdpArray[i].search("m=audio") != -1 || sdpArray[i].search("m=video") != -1) {
var mLineSplitted = sdpArray[i].split(" ");
var newMLine = "";
for (var m = 0; m < mLineSplitted.length; m++) {
if (pt.indexOf(mLineSplitted[m].trim()) == -1 || m <= 2) {
newMLine += mLineSplitted[m];
if (m < mLineSplitted.length - 1) {
newMLine = newMLine + " ";
}
}
}
sdpArray[i] = newMLine;
}
}
} //normalize sdp after modifications
var result = "";
for (i = 0; i < sdpArray.length; i++) {
if (sdpArray[i] != "") {
result += sdpArray[i] + "\n";
}
}
return result;
},
getCurrentCodecAndSampleRate: function getCurrentCodecAndSampleRate(sdp, mediaType) {
var rows = sdp.split("\n");
var codecPt;
for (var i = 0; i < rows.length; i++) {
if (codecPt && rows[i].indexOf("a=rtpmap:" + codecPt) != -1) {
var ret = {};
ret.name = rows[i].split(" ")[1].split("/")[0];
ret.sampleRate = rows[i].split(" ")[1].split("/")[1];
return ret;
} //WCS-2136. WebRTC statistics doesn't work for VP8
if (rows[i].indexOf("m=" + mediaType) != -1) {
codecPt = rows[i].split(" ")[3].trim();
}
}
}
};
},{}],34:[function(require,module,exports){
'use strict';
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
var browserDetails = require('webrtc-adapter')["default"].browserDetails;
var uuid_v1 = require('uuid/v1');
var util = require('./util');
var connections = {};
var LOCAL_CACHED_VIDEO = "-LOCAL_CACHED_VIDEO";
var REMOTE_CACHED_VIDEO = "-REMOTE_CACHED_VIDEO";
var extensionId;
var defaultConstraints;
var logger;
var LOG_PREFIX = "webrtc";
var audioContext;
var createMicGainNode;
var microphoneGain;
var constants = require('./constants');
var validBrowsers = ["firefox", "chrome", "safari"]; // list of presented video input devices
var videoCams = []; // list of presented audio input devices
var mics = [];
var createConnection = function createConnection(options) {
return new Promise(function (resolve, reject) {
var id = options.id;
var connectionConfig = options.connectionConfig || {
"iceServers": []
};
var connectionConstraints = options.connectionConstraints || {};
if (!connectionConstraints.hasOwnProperty("optional")) {
connectionConstraints.optional = [{
"DtlsSrtpKeyAgreement": true
}];
}
connectionConfig.bundlePolicy = "max-compat";
var connection = new RTCPeerConnection(connectionConfig, connectionConstraints); //unidirectional display
var display = options.display; //bidirectional local
var localDisplay = options.localDisplay; //bidirectional remote
var remoteDisplay = options.remoteDisplay;
var bidirectional = options.bidirectional;
var localVideo; //tweak for custom video players #WCS-1511
var remoteVideo = options.remoteVideo;
var switchCamCount = 0;
var switchMicCount = 0;
var customStream = options.customStream;
var currentAudioTrack;
var currentVideoTrack;
var systemSoundTrack;
var constraints = options.constraints ? options.constraints : {};
var screenShare = false;
var playoutDelay = options.playoutDelay;
if (bidirectional) {
localVideo = getCacheInstance(localDisplay);
if (localVideo) {
//made for safari, if sip call without audio and video, because function playFirstVideo() creates a video element
if (localVideo.srcObject) {
localVideo.id = id + "-local";
connection.addStream(localVideo.srcObject);
} else {
localVideo = null;
}
}
remoteVideo = getCacheInstance(remoteDisplay);
if (!remoteVideo) {
remoteVideo = document.createElement('video');
remoteDisplay.appendChild(remoteVideo);
}
remoteVideo.id = id + "-remote";
if (options.audioOutputId && typeof remoteVideo.setSinkId !== "undefined") {
remoteVideo.setSinkId(options.audioOutputId);
}
/**
* Workaround for Android 6, 7, Chrome 61.
* https://bugs.chromium.org/p/chromium/issues/detail?id=769622
*/
remoteVideo.style = "border-radius: 1px";
} else {
//tweak for custom video players. In order to put MediaStream in srcObject #WCS-1511
if (!remoteVideo) {
var cachedVideo = getCacheInstance(display);
if (!cachedVideo || cachedVideo.id.indexOf(REMOTE_CACHED_VIDEO) !== -1 || !cachedVideo.srcObject) {
if (cachedVideo) {
remoteVideo = cachedVideo;
} else {
remoteVideo = document.createElement('video');
display.appendChild(remoteVideo);
}
remoteVideo.id = id;
if (options.audioOutputId && typeof remoteVideo.setSinkId !== "undefined") {
remoteVideo.setSinkId(options.audioOutputId);
}
/**
* Workaround for Android 6, 7, Chrome 61.
* https://bugs.chromium.org/p/chromium/issues/detail?id=769622
*/
remoteVideo.style = "border-radius: 1px";
} else {
localVideo = cachedVideo;
localVideo.id = id;
connection.addStream(localVideo.srcObject);
}
}
}
if (localVideo) {
var videoTrack = localVideo.srcObject.getVideoTracks()[0];
if (videoTrack) {
videoCams.forEach(function (cam, index) {
if (videoTrack.label === cam.label) {
switchCamCount = index;
}
});
}
var audioTrack = localVideo.srcObject.getAudioTracks()[0];
if (audioTrack) {
mics.forEach(function (mic, index) {
if (audioTrack.label === mic.label) {
switchMicCount = index;
}
});
}
}
connection.ontrack = function (event) {
if (remoteVideo) {
remoteVideo.srcObject = event.streams[0];
remoteVideo.onloadedmetadata = function (e) {
if (remoteVideo) {
remoteVideo.play()["catch"](function (e) {
if (validBrowsers.includes(browserDetails.browser)) {
//WCS-1698. fixed autoplay in chromium based browsers
//WCS-2375. fixed autoplay in ios safari
logger.info(LOG_PREFIX, "Autoplay detected! Trying to play a video with a muted sound...");
remoteVideo.muted = true;
remoteVideo.play();
} else {
logger.error(LOG_PREFIX, e);
}
});
}
};
} //WCS-2904 check playoutDelay to prevent TypeError in some browsers
if (playoutDelay !== undefined) {
//WCS-2771 add playback delay
connection.getReceivers().forEach(function (track) {
if (track.playoutDelayHint === undefined) {
logger.warn("playout delay unsupported");
}
track.playoutDelayHint = playoutDelay;
});
}
};
connection.onremovestream = function (event) {
if (remoteVideo) {
remoteVideo.pause();
}
};
connection.onsignalingstatechange = function (event) {};
connection.oniceconnectionstatechange = function (event) {};
connection.onicecandidate = function (event) {
if (event.candidate != null) {
logger.debug(LOG_PREFIX, "Added icecandidate: " + event.candidate.candidate);
}
};
var state = function state() {
return connection.signalingState;
};
var close = function close(cacheCamera) {
if (remoteVideo) {
removeVideoElement(remoteVideo); //tweak for custom video players #WCS-1511
if (!options.remoteVideo) {
remoteVideo.id = remoteVideo.id + REMOTE_CACHED_VIDEO;
}
remoteVideo = null;
}
if (localVideo && !getCacheInstance(localDisplay || display) && cacheCamera) {
localVideo.id = localVideo.id + LOCAL_CACHED_VIDEO;
unmuteAudio();
unmuteVideo();
localVideo = null;
} else if (localVideo) {
localVideo.id = localVideo.id + LOCAL_CACHED_VIDEO;
removeVideoElement(localVideo);
localVideo = null;
}
if (connection.signalingState !== "closed") {
connection.close();
}
delete connections[id];
};
var createOffer = function createOffer(options) {
return new Promise(function (resolve, reject) {
var hasAudio = true;
var hasVideo = true;
if (localVideo) {
if (!localVideo.srcObject.getAudioTracks()[0]) {
hasAudio = false;
}
if (!localVideo.srcObject.getVideoTracks()[0]) {
hasVideo = false;
options.receiveVideo = false;
}
} else if (browserDetails.browser == "safari" && !connection.getTransceivers().length) {
if (options.receiveAudio) {
connection.addTransceiver('audio', {
direction: "recvonly"
});
}
if (options.receiveVideo) {
connection.addTransceiver('video', {
direction: "recvonly"
});
}
}
var constraints = {
offerToReceiveAudio: options.receiveAudio ? 1 : 0,
offerToReceiveVideo: options.receiveVideo ? 1 : 0
}; //create offer and set local sdp
connection.createOffer(constraints).then(function (offer) {
//WCS-2919 Workaround for Chromium bug to play stereo
if (options.stereo) {
offer.sdp = offer.sdp.replace('minptime=10', 'minptime=10;stereo=1;sprop-stereo=1');
}
connection.setLocalDescription(offer).then(function () {
var o = {};
o.sdp = util.stripCodecs(offer.sdp, options.stripCodecs);
o.hasAudio = hasAudio;
o.hasVideo = hasVideo;
resolve(o);
});
});
});
};
var createAnswer = function createAnswer(options) {
return new Promise(function (resolve, reject) {
//create offer and set local sdp
connection.createAnswer().then(function (answer) {
connection.setLocalDescription(answer).then(function () {
resolve(util.stripCodecs(answer.sdp, options.stripCodecs));
});
});
});
};
var changeAudioCodec = function changeAudioCodec(codec) {
return false;
};
var setRemoteSdp = function setRemoteSdp(sdp) {
logger.debug(LOG_PREFIX, "setRemoteSDP:");
logger.debug(LOG_PREFIX, sdp);
return new Promise(function (resolve, reject) {
var sdpType;
if (connection.signalingState == 'have-local-offer') {
sdpType = 'answer';
} else {
sdpType = 'offer';
}
var rtcSdp = new RTCSessionDescription({
type: sdpType,
sdp: sdp
});
connection.setRemoteDescription(rtcSdp).then(function () {
//use in edge for ice
if (browserDetails.browser == "edge") {// var sdpArray = sdp.split("\n");
// var i;
// for (i = 0; i < sdpArray.length; i++) {
// if (sdpArray[i].indexOf("m=video") == 0) {
// break;
// }
// if (sdpArray[i].indexOf("a=candidate:1 1") == 0 || sdpArray[i].indexOf("a=candidate:2 1") == 0) {
// var rtcIceCandidate = new RTCIceCandidate({
// candidate: sdpArray[i],
// sdpMid: "audio",
// sdpMLineIndex: 0
// });
// connection.addIceCandidate(rtcIceCandidate);
// }
// }
// var video = false;
// for (i = 0; i < sdpArray.length; i++) {
// if (sdpArray[i].indexOf("m=video") == 0) {
// video = true;
// }
// if (video && (sdpArray[i].indexOf("a=candidate:1 1") == 0 || sdpArray[i].indexOf("a=candidate:2 1") == 0)) {
// var rtcIceCandidate2 = new RTCIceCandidate({
// candidate: sdpArray[i],
// sdpMid: "video",
// sdpMLineIndex: 1
// });
// connection.addIceCandidate(rtcIceCandidate2);
// }
// }
// WCS-2204. fixed InvalidStateError
// connection.addIceCandidate(null);
}
resolve();
})["catch"](function (error) {
reject(error);
});
});
};
var setAudioOutputId = function setAudioOutputId(id) {
if (remoteVideo) {
//WCS-2063. fixed output device switch
if (browserDetails.browser == "edge") {
var srcObject = remoteVideo.srcObject;
remoteVideo.srcObject = null;
var res = remoteVideo.setSinkId(id);
remoteVideo.srcObject = srcObject;
return res;
}
return remoteVideo.setSinkId(id);
}
};
var getVolume = function getVolume() {
if (remoteVideo && remoteVideo.srcObject && remoteVideo.srcObject.getAudioTracks().length > 0) {
//return remoteVideo.srcObject.getAudioTracks()[0].volume * 100;
return remoteVideo.volume * 100;
}
return -1;
};
var setVolume = function setVolume(volume) {
if (remoteVideo && remoteVideo.srcObject && remoteVideo.srcObject.getAudioTracks().length > 0) {
remoteVideo.volume = volume / 100;
}
};
var unmuteRemoteAudio = function unmuteRemoteAudio() {
if (remoteVideo && remoteVideo.srcObject && remoteVideo.srcObject.getAudioTracks().length > 0) {
remoteVideo.muted = false;
}
};
var muteRemoteAudio = function muteRemoteAudio() {
if (remoteVideo && remoteVideo.srcObject && remoteVideo.srcObject.getAudioTracks().length > 0) {
remoteVideo.muted = true;
}
};
var isRemoteAudioMuted = function isRemoteAudioMuted() {
if (remoteVideo && remoteVideo.srcObject && remoteVideo.srcObject.getAudioTracks().length > 0) {
return remoteVideo.muted;
}
return true;
};
var setMicrophoneGain = function setMicrophoneGain(volume) {
if (microphoneGain) {
microphoneGain.gain.value = volume / 100;
}
};
var muteAudio = function muteAudio() {
if (localVideo && localVideo.srcObject && localVideo.srcObject.getAudioTracks().length > 0) {
localVideo.srcObject.getAudioTracks()[0].enabled = false;
}
};
var unmuteAudio = function unmuteAudio() {
if (localVideo && localVideo.srcObject && localVideo.srcObject.getAudioTracks().length > 0) {
localVideo.srcObject.getAudioTracks()[0].enabled = true;
}
};
var isAudioMuted = function isAudioMuted() {
if (localVideo && localVideo.srcObject && localVideo.srcObject.getAudioTracks().length > 0) {
return !localVideo.srcObject.getAudioTracks()[0].enabled;
}
return true;
};
var muteVideo = function muteVideo() {
if (localVideo && localVideo.srcObject && localVideo.srcObject.getVideoTracks().length > 0) {
localVideo.srcObject.getVideoTracks()[0].enabled = false;
}
};
var unmuteVideo = function unmuteVideo() {
if (localVideo && localVideo.srcObject && localVideo.srcObject.getVideoTracks().length > 0) {
localVideo.srcObject.getVideoTracks()[0].enabled = true;
}
};
var isVideoMuted = function isVideoMuted() {
if (localVideo && localVideo.srcObject && localVideo.srcObject.getVideoTracks().length > 0) {
return !localVideo.srcObject.getVideoTracks()[0].enabled;
}
return true;
};
var getStat = function getStat(callbackFn, nativeStats) {
var browser = browserDetails.browser;
var result = {
outboundStream: {},
inboundStream: {},
otherStats: []
};
if (connection && validBrowsers.includes(browser)) {
if (nativeStats) {
return connection.getStats(null);
} else {
connection.getStats(null).then(function (stat) {
if (stat) {
stat.forEach(function (report) {
if (!report.isRemote) {
if (report.type == 'outbound-rtp') {
fillStatObject(result.outboundStream, report);
if (report.mediaType == 'video') {
var vSettings = localVideo.srcObject.getVideoTracks()[0].getSettings();
result.outboundStream[report.mediaType].height = vSettings.height;
result.outboundStream[report.mediaType].width = vSettings.width;
}
} else if (report.type == 'inbound-rtp') {
fillStatObject(result.inboundStream, report);
if (report.mediaType == 'video' && remoteVideo != undefined) {
result.inboundStream[report.mediaType].height = remoteVideo.videoHeight;
result.inboundStream[report.mediaType].width = remoteVideo.videoWidth;
}
}
}
});
}
callbackFn(result);
});
}
}
};
function fillStatObject(obj, report) {
var mediaType = report.mediaType;
obj[mediaType] = {}; //WCS-1922, currentRemoteDescription - browser compatibilitySection: Chrome 70, FF 57, Safari 11
var description = connection.currentRemoteDescription != undefined ? connection.currentRemoteDescription : connection.remoteDescription;
var codec = util.getCurrentCodecAndSampleRate(description.sdp, mediaType);
obj[mediaType]["codec"] = codec.name;
obj[mediaType]["codecRate"] = codec.sampleRate;
Object.keys(report).forEach(function (key) {
if (key.startsWith("bytes") || key.startsWith("packets") || key.indexOf("Count") != -1) {
obj[mediaType][key] = report[key];
}
});
}
var fullScreen = function fullScreen() {
var video = document.getElementById(id);
if (video) {
if (!document.fullscreenElement && !document.mozFullScreenElement && !document.webkitFullscreenElement && !document.msFullscreenElement) {
if (video.requestFullscreen) {
video.requestFullscreen();
} else if (video.msRequestFullscreen) {
video.msRequestFullscreen();
} else if (video.mozRequestFullScreen) {
video.mozRequestFullScreen();
} else if (video.webkitRequestFullscreen) {
video.webkitRequestFullscreen();
} else if (video.webkitEnterFullscreen) {
video.webkitEnterFullscreen(); //hack for iOS safari. Video is getting paused when switching from fullscreen to normal mode.
video.addEventListener("pause", function () {
video.play();
});
}
} else {
if (document.exitFullscreen) {
document.exitFullscreen();
} else if (document.msExitFullscreen) {
document.msExitFullscreen();
} else if (document.mozCancelFullScreen) {
document.mozCancelFullScreen();
} else if (document.webkitExitFullscreen) {
document.webkitExitFullscreen();
}
}
}
};
var switchCam = function switchCam(deviceId) {
return new Promise(function (resolve, reject) {
if (localVideo && localVideo.srcObject && videoCams.length > 1 && !customStream && !screenShare) {
connection.getSenders().forEach(function (sender) {
if (sender.track.kind === 'audio') return;
switchCamCount = (switchCamCount + 1) % videoCams.length;
sender.track.stop();
var cam = typeof deviceId !== "undefined" ? deviceId : videoCams[switchCamCount].id; //use the settings that were set during connection initiation
var clonedConstraints = Object.assign({}, constraints);
clonedConstraints.video.deviceId = {
exact: cam
};
clonedConstraints.audio = false;
navigator.mediaDevices.getUserMedia(clonedConstraints).then(function (newStream) {
var newVideoTrack = newStream.getVideoTracks()[0];
newVideoTrack.enabled = localVideo.srcObject.getVideoTracks()[0].enabled;
var audioTrack = localVideo.srcObject.getAudioTracks()[0];
sender.replaceTrack(newVideoTrack);
localVideo.srcObject = newStream; // On Safari mobile _newStream_ doesn't contain audio track, so we need to add track from previous stream
if (localVideo.srcObject.getAudioTracks().length == 0 && audioTrack) {
localVideo.srcObject.addTrack(audioTrack);
}
logger.info("Switch camera to " + cam);
resolve(cam);
})["catch"](function (reason) {
logger.error(LOG_PREFIX, reason);
reject(reason);
});
});
} else {
reject(constants.ERROR_INFO.CAN_NOT_SWITCH_CAM);
}
});
};
var switchMic = function switchMic(deviceId) {
return new Promise(function (resolve, reject) {
if (localVideo && localVideo.srcObject && mics.length > 1 && !customStream) {
connection.getSenders().forEach(function (sender) {
if (sender.track.kind === 'video') return;
switchMicCount = (switchMicCount + 1) % mics.length;
sender.track.stop();
if (microphoneGain) {
microphoneGain.release();
}
var mic = typeof deviceId !== "undefined" ? deviceId : mics[switchMicCount].id; //use the settings that were set during connection initiation
var clonedConstraints = Object.assign({}, constraints);
clonedConstraints.audio.deviceId = {
exact: mic
};
clonedConstraints.video = false;
navigator.mediaDevices.getUserMedia(clonedConstraints).then(function (newStream) {
if (microphoneGain) {
var currentGain = microphoneGain.gain.value;
microphoneGain = createGainNode(newStream);
microphoneGain.gain.value = currentGain;
}
var newAudioTrack = newStream.getAudioTracks()[0];
newAudioTrack.enabled = localVideo.srcObject.getAudioTracks()[0].enabled;
currentAudioTrack = newAudioTrack;
var videoTrack = localVideo.srcObject.getVideoTracks()[0];
if (systemSoundTrack) {
var mixedTrack = mixAudioTracks(new MediaStream([newAudioTrack]), new MediaStream([systemSoundTrack]));
mixedTrack.enabled = newAudioTrack.enabled;
sender.replaceTrack(mixedTrack);
localVideo.srcObject = new MediaStream([mixedTrack]);
} else {
sender.replaceTrack(newAudioTrack);
localVideo.srcObject = newStream;
}
if (videoTrack) {
localVideo.srcObject.addTrack(videoTrack);
}
logger.info("Switch mic to " + mic);
resolve(mic);
})["catch"](function (reason) {
logger.error(LOG_PREFIX, reason);
reject(reason);
});
});
} else {
reject(constants.ERROR_INFO.CAN_NOT_SWITCH_MIC);
}
});
};
var switchToScreen = function switchToScreen(source, woExtension) {
return new Promise(function (resolve, reject) {
if (!screenShare) {
var clonedConstraints = {
video: Object.assign({}, constraints.video),
audio: Object.assign({}, constraints.audio)
};
if (browserDetails.browser === 'firefox') {
clonedConstraints.video.mediaSource = source;
}
if (window.chrome && woExtension) {
getScreenDeviceIdWoExtension(clonedConstraints).then(function (screenSharingConstraints) {
navigator.mediaDevices.getDisplayMedia(screenSharingConstraints).then(function (stream) {
processScreenStream(stream, resolve);
})["catch"](reject);
});
return;
}
getScreenDeviceId(clonedConstraints).then(function (screenSharingConstraints) {
clonedConstraints.sourceId = screenSharingConstraints.sourceId;
if (screenSharingConstraints.audioMandatory) {
clonedConstraints.audio = {
mandatory: screenSharingConstraints.audioMandatory,
optional: []
};
} else {
delete clonedConstraints.audio;
}
if (browserDetails.browser == "firefox") {
clonedConstraints.video = screenSharingConstraints;
} else if (browserDetails.browser == "chrome") {
delete clonedConstraints.video;
clonedConstraints.video = {
mandatory: screenSharingConstraints.mandatory
};
}
navigator.mediaDevices.getUserMedia(clonedConstraints).then(function (stream) {
processScreenStream(stream, resolve);
})["catch"](function (reason) {
logger.error(reason);
reject(reason);
});
})["catch"](function (reason) {
logger.error(reason);
reject(reason);
});
}
});
};
var processScreenStream = function processScreenStream(stream, resolve) {
connection.getSenders().forEach(function (sender) {
if (sender.track.kind === 'audio') return;
currentAudioTrack = localVideo.srcObject.getAudioTracks()[0];
currentVideoTrack = localVideo.srcObject.getVideoTracks()[0];
var newVideoTrack = stream.getVideoTracks()[0];
newVideoTrack.enabled = currentVideoTrack.enabled;
sender.replaceTrack(newVideoTrack);
localVideo.srcObject = stream;
if (stream.getAudioTracks()[0]) {
systemSoundTrack = stream.getAudioTracks()[0];
connection.getSenders().forEach(function (sender) {
if (sender.track.kind === 'video') return;
var mixedTrack = mixAudioTracks(stream, new MediaStream([sender.track]));
mixedTrack.enabled = currentAudioTrack.enabled;
sender.replaceTrack(mixedTrack);
localVideo.srcObject.removeTrack(stream.getAudioTracks()[0]);
localVideo.srcObject.addTrack(mixedTrack);
currentAudioTrack.enabled = true;
});
} else {
localVideo.srcObject.addTrack(currentAudioTrack);
}
});
logger.info("Switch to screen");
screenShare = true;
resolve();
};
var switchToCam = function switchToCam() {
if (screenShare) {
connection.getSenders().forEach(function (sender) {
if (sender.track.kind === 'audio') return;
currentVideoTrack.enabled = sender.track.enabled;
sender.track.stop();
localVideo.srcObject = new MediaStream([currentVideoTrack]);
sender.replaceTrack(currentVideoTrack);
if (currentAudioTrack) {
connection.getSenders().forEach(function (sender) {
if (sender.track.kind === 'video') return;
if (systemSoundTrack) {
currentAudioTrack.enabled = sender.track.enabled;
sender.track.stop();
systemSoundTrack.stop();
systemSoundTrack = null;
sender.replaceTrack(currentAudioTrack);
}
localVideo.srcObject.addTrack(currentAudioTrack);
});
}
});
}
logger.info("Switch to cam");
screenShare = false;
};
var exports = {};
exports.state = state;
exports.createOffer = createOffer;
exports.createAnswer = createAnswer;
exports.setRemoteSdp = setRemoteSdp;
exports.changeAudioCodec = changeAudioCodec;
exports.close = close;
exports.setAudioOutputId = setAudioOutputId;
exports.setVolume = setVolume;
exports.unmuteRemoteAudio = unmuteRemoteAudio;
exports.muteRemoteAudio = muteRemoteAudio;
exports.isRemoteAudioMuted = isRemoteAudioMuted;
exports.setMicrophoneGain = setMicrophoneGain;
exports.getVolume = getVolume;
exports.muteAudio = muteAudio;
exports.unmuteAudio = unmuteAudio;
exports.isAudioMuted = isAudioMuted;
exports.muteVideo = muteVideo;
exports.unmuteVideo = unmuteVideo;
exports.isVideoMuted = isVideoMuted;
exports.getStats = getStat;
exports.fullScreen = fullScreen;
exports.switchCam = switchCam;
exports.switchMic = switchMic;
exports.switchToScreen = switchToScreen;
exports.switchToCam = switchToCam;
connections[id] = exports;
resolve(exports);
});
};
var mixAudioTracks = function mixAudioTracks(stream1, stream2) {
var stream1Sound = audioContext.createMediaStreamSource(stream1);
var stream2Sound = audioContext.createMediaStreamSource(stream2);
var destination = audioContext.createMediaStreamDestination();
var newStream = destination.stream;
stream1Sound.connect(destination);
stream2Sound.connect(destination);
return newStream.getAudioTracks()[0];
};
var getMediaAccess = function getMediaAccess(constraints, display, disableConstraintsNormalization, useCanvas) {
return new Promise(function (resolve, reject) {
if (!constraints) {
constraints = defaultConstraints;
}
if (!disableConstraintsNormalization) {
constraints = normalizeConstraints(constraints);
}
var cacheInstance = getCacheInstance(display);
if (cacheInstance && cacheInstance.srcObject && JSON.stringify(display.mediaTrackConstraints) == JSON.stringify(constraints) && !constraints.customStream) {
resolve(display);
return;
}
display.mediaTrackConstraints = constraints;
releaseMedia(display);
if (!constraints.video && !constraints.audio && !constraints.customStream) {
resolve(display);
return;
} //check if this is screen sharing
if (constraints.video && constraints.video.type && constraints.video.type == "screen") {
delete constraints.video.type; //WCS-2751 Add screen capture using getDisplayMedia in Safari
if (screenCaptureSupportedBrowsers() && constraints.video.withoutExtension) {
getScreenDeviceIdWoExtension(constraints).then(function (screenSharingConstraints) {
getScreenAccessWoExtension(screenSharingConstraints, constraints.audio);
});
return;
}
var requestAudioConstraints = null;
getScreenDeviceId(constraints).then(function (screenSharingConstraints) {
//copy constraints
constraints.sourceId = screenSharingConstraints.sourceId;
requestAudioConstraints = constraints.audio;
if (screenSharingConstraints.audioMandatory) {
constraints.audio = {
mandatory: screenSharingConstraints.audioMandatory,
optional: []
};
} else {
if (window.chrome) {
constraints.audio = false;
}
}
delete screenSharingConstraints.audioMandatory;
delete screenSharingConstraints.sourceId;
for (var prop in screenSharingConstraints) {
if (screenSharingConstraints.hasOwnProperty(prop)) {
constraints.video[prop] = screenSharingConstraints[prop];
}
}
if (browserDetails.browser == "chrome") {
delete constraints.video.frameRate;
delete constraints.video.height;
delete constraints.video.width;
delete constraints.systemSound;
}
getAccess(constraints, true, requestAudioConstraints);
}, reject);
} else {
getAccess(constraints);
}
function getScreenAccessWoExtension(constraints, requestAudioConstraints) {
//WCS-1952. exact constraints and system audio are not supported!
navigator.mediaDevices.getDisplayMedia(constraints).then(function (stream) {
loadVideo(display, stream, true, requestAudioConstraints, resolve, constraints);
})["catch"](reject);
}
function getAccess(constraints, screenShare, requestAudioConstraints) {
logger.info(LOG_PREFIX, constraints);
if (constraints.customStream) {
//get tracks if we have at least one defined constraint
if (constraints.audio || constraints.video) {
//remove customStream from constraints before passing to GUM
var normalizedConstraints = {
audio: constraints.audio ? constraints.audio : false,
video: constraints.video ? constraints.video : false
};
navigator.getUserMedia(normalizedConstraints, function (stream) {
//add resulting tracks to customStream
stream.getTracks().forEach(function (track) {
constraints.customStream.addTrack(track);
}); //display customStream
loadVideo(display, constraints.customStream, screenShare, requestAudioConstraints, resolve, constraints);
}, reject);
} else {
//display customStream
loadVideo(display, constraints.customStream, screenShare, requestAudioConstraints, resolve, constraints);
}
} else {
// WCS-2933, fix mobile streaming issues, gather info about available devices before streaming, but not during
listDevices(false).then(function (devices) {
devices.video.forEach(function (device) {
videoCams.push(device);
});
devices.audio.forEach(function (device) {
mics.push(device);
});
navigator.getUserMedia(constraints, function (stream) {
loadVideo(display, stream, screenShare, requestAudioConstraints, resolve, constraints, useCanvas);
}, reject);
}, reject);
}
}
});
};
var loadOrdinaryVideo = function loadOrdinaryVideo(display, stream, screenShare, constraints, video) {
var vEl = video;
if (!vEl) {
vEl = document.createElement('video');
display.appendChild(vEl);
}
vEl.id = uuid_v1() + LOCAL_CACHED_VIDEO;
vEl.srcObject = stream; //mute audio
vEl.muted = true;
vEl.onloadedmetadata = function (e) {
//WCS-2751 Add screen capture using getDisplayMedia in Safari
if (screenShare && !screenCaptureSupportedBrowsers()) {
setScreenResolution(vEl, stream, constraints);
}
vEl.play();
};
return vEl;
};
var loadCanvasVideo = function loadCanvasVideo(display, stream, video) {
var vEl = video;
if (!vEl) {
createCanvasEl(display);
createVideoEl(display.children[0]);
vEl = display.children[0];
} else {
// replace local video with canvas, set source video element as child for canvas
if (vEl.tagName !== 'CANVAS') {
var canvas = document.createElement('canvas');
display.replaceChild(canvas, vEl);
canvas.appendChild(vEl);
vEl = canvas;
}
}
vEl.id = uuid_v1() + LOCAL_CACHED_VIDEO;
var child = vEl.children[0];
child.srcObject = stream; //mute audio
child.muted = true;
child.onloadedmetadata = function (e) {
child.play();
vEl.width = child.videoWidth;
vEl.height = child.videoHeight; // Resize canvas to save aspect ratio
resizeCanvas(vEl, child.videoWidth, child.videoHeight);
}; // https://bugzilla.mozilla.org/show_bug.cgi?id=1572422
if (util.Browser.isFirefox()) {
vEl.getContext('2d');
}
vEl.srcObject = vEl.captureStream(30);
if (stream.getAudioTracks().length > 0) {
vEl.srcObject.addTrack(stream.getAudioTracks()[0]);
}
function createCanvasEl(parent) {
var canvas = document.createElement('canvas');
parent.appendChild(canvas);
}
function createVideoEl(parent) {
var video = document.createElement('video');
parent.appendChild(video);
}
function resizeCanvas(canvas, videoWidth, videoHeight) {
if (!canvas.parentNode) {
return;
}
var display = vEl.parentNode;
var parentSize = {
w: display.parentNode.clientWidth,
h: display.parentNode.clientHeight
};
var newSize;
if (videoWidth && videoHeight) {
newSize = downScaleToFitSize(videoWidth, videoHeight, parentSize.w, parentSize.h);
} else {
newSize = downScaleToFitSize(canvas.videoWidth, canvas.videoHeight, parentSize.w, parentSize.h);
}
display.style.width = newSize.w + "px";
display.style.height = newSize.h + "px"; //vertical align
var margin = 0;
if (parentSize.h - newSize.h > 1) {
margin = Math.floor((parentSize.h - newSize.h) / 2);
}
display.style.margin = margin + "px auto";
function downScaleToFitSize(videoWidth, videoHeight, dstWidth, dstHeight) {
var newWidth, newHeight;
var videoRatio = videoWidth / videoHeight;
var dstRatio = dstWidth / dstHeight;
if (dstRatio > videoRatio) {
newHeight = dstHeight;
newWidth = Math.floor(videoRatio * dstHeight);
} else {
newWidth = dstWidth;
newHeight = Math.floor(dstWidth / videoRatio);
}
return {
w: newWidth,
h: newHeight
};
}
}
return vEl;
};
var loadVideo = function loadVideo(display, stream, screenShare, requestAudioConstraints, resolve, constraints, useCanvas) {
var video;
if (useCanvas) {
video = loadCanvasVideo(display, stream, getCacheInstance(display));
} else {
video = loadOrdinaryVideo(display, stream, screenShare, constraints, getCacheInstance(display));
}
if (createMicGainNode && stream.getAudioTracks().length > 0 && browserDetails.browser == "chrome") {
//WCS-1696. We need to start audioContext to work with gain control
audioContext.resume();
microphoneGain = createGainNode(stream);
}
if (constraints.systemSound && browserDetails.browser == "chrome") {
addSystemSound();
} else {
resolveCallback();
}
function resolveCallback() {
// This hack for chrome only, firefox supports screen-sharing + audio natively
if (requestAudioConstraints && browserDetails.browser == "chrome") {
logger.info(LOG_PREFIX, "Request for audio stream");
navigator.getUserMedia({
audio: requestAudioConstraints
}, function (stream) {
logger.info(LOG_PREFIX, "Got audio stream, add it to video stream");
if (video.srcObject.getAudioTracks()[0]) {
var mixedTrack = mixAudioTracks(stream, video.srcObject);
var originalTrack = video.srcObject.getAudioTracks()[0];
video.srcObject.removeTrack(originalTrack);
video.srcObject.addTrack(mixedTrack);
} else {
video.srcObject.addTrack(stream.getAudioTracks()[0]);
}
resolve(display);
});
} else {
resolve(display);
}
}
function addSystemSound() {
chrome.runtime.sendMessage(extensionId, {
type: "isInstalled"
}, function (response) {
if (response) {
chrome.runtime.sendMessage(extensionId, {
type: "getSourceId"
}, function (response) {
if (response.error) {
resolveCallback();
logger.error(LOG_PREFIX, response.error);
} else {
if (response.systemSoundAccess) {
var constraints = {
audio: {
mandatory: {
chromeMediaSource: 'desktop',
chromeMediaSourceId: response.sourceId,
echoCancellation: true
},
optional: []
},
video: {
mandatory: {
chromeMediaSource: 'desktop',
chromeMediaSourceId: response.sourceId
},
optional: []
}
};
navigator.getUserMedia(constraints, function (audioStream) {
if (stream.getAudioTracks().length > 0) {
var originalAudioTrack = stream.getAudioTracks()[0];
var mixedTrack = mixAudioTracks(stream, audioStream);
stream.addTrack(mixedTrack);
stream.removeTrack(originalAudioTrack);
} else {
stream.addTrack(audioStream.getAudioTracks()[0]);
}
resolveCallback();
}, function (reason) {
resolveCallback();
logger.error(LOG_PREFIX, reason);
});
} else {
resolveCallback();
logger.error(LOG_PREFIX, "System sound: access is denied by the user");
}
}
});
} else {
resolveCallback();
}
});
}
};
var createGainNode = function createGainNode(stream) {
var audioCtx = audioContext;
var source = audioCtx.createMediaStreamSource(stream);
var gainNode = audioCtx.createGain();
var destination = audioCtx.createMediaStreamDestination();
var outputStream = destination.stream;
source.connect(gainNode);
gainNode.connect(destination);
var sourceAudioTrack = stream.getAudioTracks()[0];
gainNode.sourceAudioTrack = sourceAudioTrack;
gainNode.release = function () {
this.sourceAudioTrack.stop();
this.disconnect();
};
stream.addTrack(outputStream.getAudioTracks()[0]);
stream.removeTrack(sourceAudioTrack);
return gainNode;
}; //Fix to set screen resolution for screen sharing in Firefox
var setScreenResolution = function setScreenResolution(video, stream, constraints) {
var newHeight;
var newWidth;
var videoRatio;
if (video.videoWidth > video.videoHeight) {
videoRatio = video.videoWidth / video.videoHeight;
newHeight = constraints.video.videoWidth / videoRatio;
newWidth = constraints.video.videoWidth;
} else {
videoRatio = video.videoHeight / video.videoWidth;
newWidth = constraints.video.videoHeight / videoRatio;
newHeight = constraints.video.videoHeight;
}
console.log("videoRatio === " + videoRatio);
stream.getVideoTracks()[0].applyConstraints({
height: newHeight,
width: newWidth
});
}; //for chrome
var getScreenDeviceIdWoExtension = function getScreenDeviceIdWoExtension(constraints) {
return new Promise(function (resolve, reject) {
//WCS-2751. exact constraints are supported.
//WCS-1986. added audio: true to constraints.
var video = {};
if (constraints.video.frameRate.ideal) {
video.frameRate = constraints.video.frameRate.ideal;
}
if (constraints.video.width) {
video.width = constraints.video.width;
}
if (constraints.video.height) {
video.height = constraints.video.height;
}
if (Object.keys(video).length === 0) {
video = true;
}
resolve({
video: video,
audio: true
});
});
};
var getScreenDeviceId = function getScreenDeviceId(constraints) {
return new Promise(function (resolve, reject) {
var o = {};
if (window.chrome) {
chrome.runtime.sendMessage(extensionId, {
type: "isInstalled"
}, function (response) {
//WCS-1972. fixed "TypeError"
if (response) {
o.maxWidth = constraints && constraints.video && constraints.video.width ? constraints.video.width : 320;
o.maxHeight = constraints && constraints.video && constraints.video.height ? constraints.video.height : 240;
o.maxFrameRate = constraints && constraints.video && constraints.video.frameRate && constraints.video.frameRate.ideal ? constraints.video.frameRate.ideal : 30;
o.chromeMediaSource = "desktop";
chrome.runtime.sendMessage(extensionId, {
type: "getSourceId"
}, function (response) {
if (response.error) {
reject(new Error("Screen access denied"));
} else {
o.chromeMediaSourceId = response.sourceId;
var result = {
mandatory: o,
sourceId: response.sourceId
};
if (response.systemSoundAccess) {
result.audioMandatory = {
chromeMediaSource: "desktop",
chromeMediaSourceId: response.sourceId,
echoCancellation: true
};
}
resolve(result);
}
});
} else {
reject(new Error("Screen sharing extension is not available"));
}
});
} else {
//firefox case
o.mediaSource = constraints.video.mediaSource;
o.width = {};
o.height = {};
o.frameRate = {
min: constraints.video.frameRate.max,
max: constraints.video.frameRate.max
};
o.videoWidth = constraints.video.width;
o.videoHeight = constraints.video.height;
resolve(o);
}
});
};
var releaseMedia = function releaseMedia(display) {
var video = getCacheInstance(display);
if (video) {
removeVideoElement(video);
return true;
}
return false;
};
function getCacheInstance(display) {
if (!display) return;
var i;
for (i = 0; i < display.children.length; i++) {
if (display.children[i] && (display.children[i].id.indexOf(LOCAL_CACHED_VIDEO) != -1 || display.children[i].id.indexOf(REMOTE_CACHED_VIDEO) != -1)) {
logger.info(LOG_PREFIX, "FOUND WEBRTC CACHED INSTANCE, id " + display.children[i].id);
return display.children[i];
}
}
}
function removeVideoElement(video) {
if (video.srcObject) {
//pause
video.pause(); //stop media tracks
var tracks = video.srcObject.getTracks();
for (var i = 0; i < tracks.length; i++) {
tracks[i].stop();
if (video.id.indexOf(LOCAL_CACHED_VIDEO) != -1 && tracks[i].kind == 'audio' && microphoneGain) {
microphoneGain.release();
}
}
video.srcObject = null;
if (video.tagName === 'CANVAS') {
for (var _i = 0; _i < video.children.length; _i++) {
removeVideoElement(video.children[_i]);
}
}
}
}
/**
* Check WebRTC available
*
* @returns {boolean} webrtc available
*/
var available = function available() {
//return (adapter.browserDetails.browser != "edge") ? navigator.getUserMedia && RTCPeerConnection : false;
return 'getUserMedia' in navigator && 'RTCPeerConnection' in window;
};
var listDevices = function listDevices(labels, kind, deviceConstraints) {
//WCS-1963. added deviceConstraints.
if (!deviceConstraints) {
deviceConstraints = {
audio: true,
video: true
};
}
if (!kind) {
kind = constants.MEDIA_DEVICE_KIND.INPUT;
} else if (kind == "all") {
kind = "";
}
var getConstraints = function getConstraints(devices) {
var constraints = {};
for (var i = 0; i < devices.length; i++) {
var device = devices[i];
if (device.kind.indexOf("audio" + kind) === 0 && deviceConstraints.audio) {
constraints.audio = true;
} else if (device.kind.indexOf("video" + kind) === 0 && deviceConstraints.video) {
constraints.video = true;
} else {
logger.debug(LOG_PREFIX, "unknown device " + device.kind + " id " + device.deviceId);
}
}
return constraints;
};
var getList = function getList(devices) {
var list = {
audio: [],
video: []
};
var micCount = 0;
var outputCount = 0;
var camCount = 0;
for (var i = 0; i < devices.length; i++) {
var device = devices[i];
var ret = {
id: device.deviceId,
label: device.label
};
if (device.kind.indexOf("audio" + kind) === 0 && device.deviceId != "communications") {
ret.type = device.kind == "audioinput" ? "mic" : "speaker";
if (ret.type == "mic" && ret.label == "") {
ret.label = 'microphone' + ++micCount;
}
if (ret.type == "speaker" && ret.label == "") {
ret.label = 'speaker' + ++outputCount;
}
list.audio.push(ret);
} else if (device.kind.indexOf("video" + kind) === 0) {
if (ret.label == "") {
ret.label = 'camera' + ++camCount;
}
ret.type = "camera";
list.video.push(ret);
} else {
logger.debug(LOG_PREFIX, "unknown device " + device.kind + " id " + device.deviceId);
}
}
return list;
};
return new Promise(function (resolve, reject) {
navigator.mediaDevices.enumerateDevices().then(function (devices) {
if (labels) {
//WCS-2708. Fixed uncaught exception if no camera and mic
var constraints = getConstraints(devices);
if (Object.keys(constraints).length === 0) {
reject(new Error(kind + " media devices not found"));
return;
}
navigator.getUserMedia(constraints, function (stream) {
navigator.mediaDevices.enumerateDevices().then(function (devicesWithLabales) {
resolve(getList(devicesWithLabales));
stream.getTracks().forEach(function (track) {
track.stop();
});
}, reject);
}, reject);
} else {
resolve(getList(devices));
}
}, reject);
});
};
function normalizeConstraints(constraints) {
//WCS-2010. fixed TypeError after publish->stop->publish
//WCS-2373. fixed customStream
var customStream = constraints.customStream;
constraints = JSON.parse(JSON.stringify(constraints));
constraints.customStream = customStream;
if (constraints.video) {
if (constraints.video === true) {
constraints.video = {};
}
if (_typeof(constraints.video) === 'object') {
var width = constraints.video.width;
var height = constraints.video.height;
if (browserDetails.browser == "safari") {
if (!width || !height) {
//WCS-3016 16:9 ratio
constraints.video.width = {
min: 320,
max: 640
};
constraints.video.height = {
min: 180,
max: 360
};
} else if (_typeof(width) !== 'object' || _typeof(height) !== 'object') {
constraints.video.width = {
min: width,
max: width
};
constraints.video.height = {
min: height,
max: height
};
}
} else if (isNaN(width) || width === 0 || isNaN(height) || height === 0) {
constraints.video.width = 320;
constraints.video.height = 240;
} //WCS-1972. fixed "TypeError"
// Set default FPS value
var frameRate = !constraints.video.frameRate || constraints.video.frameRate == 0 ? 30 : constraints.video.frameRate;
constraints.video.frameRate = {
ideal: frameRate
};
}
}
if (constraints.audio) {
// The WebRTC AEC implementation doesn't work well on stereophonic sound and makes mono on output
if (constraints.audio.stereo) {
constraints.audio.echoCancellation = false;
constraints.audio.googEchoCancellation = false;
}
}
return constraints;
}
var playFirstSound = function playFirstSound() {
if (audioContext) {
var buffer = audioContext.createBuffer(1, 441, 44100);
var output = buffer.getChannelData(0);
for (var i = 0; i < output.length; i++) {
output[i] = 0;
}
var source = audioContext.createBufferSource();
source.buffer = buffer; // Connect to output (speakers)
source.connect(audioContext.destination); // Play sound
if (source.start) {
source.start(0);
} else if (source.play) {
source.play(0);
} else if (source.noteOn) {
source.noteOn(0);
}
return true;
}
return false;
};
var playFirstVideo = function playFirstVideo(display, isLocal, src) {
return new Promise(function (resolve, reject) {
if (!getCacheInstance(display)) {
var video = document.createElement('video');
video.setAttribute("playsinline", "");
video.setAttribute("webkit-playsinline", "");
video.id = uuid_v1() + (isLocal ? LOCAL_CACHED_VIDEO : REMOTE_CACHED_VIDEO); //in WCS-1560 we removed video.play() call, because it triggers the “Unhandled Promise Rejection” exception in iOS Safari
//in WCS-2160 we rolled back the changes made in WCS-1560 due to no audio on first playback in iOS Safari
if (src) {
video.src = src;
video.play().then(function () {
display.appendChild(video);
resolve();
})["catch"](function () {
//WCS-2375. fixed autoplay in ios safari
logger.info(LOG_PREFIX, "Autoplay detected! Trying to play a video with a muted sound...");
video.muted = true;
video.play().then(function () {
display.appendChild(video);
resolve();
}); //WCS-2375. low power mode suspends video play
video.onsuspend = function (event) {
reject();
};
});
return;
}
}
resolve();
});
};
var screenCaptureSupportedBrowsers = function screenCaptureSupportedBrowsers() {
return util.Browser.isChrome() || util.Browser.isSafari();
};
module.exports = {
createConnection: createConnection,
getMediaAccess: getMediaAccess,
releaseMedia: releaseMedia,
listDevices: listDevices,
playFirstSound: playFirstSound,
playFirstVideo: playFirstVideo,
available: available,
configure: function configure(configuration) {
extensionId = configuration.extensionId;
defaultConstraints = configuration.constraints;
audioContext = configuration.audioContext;
logger = configuration.logger;
createMicGainNode = typeof configuration.createMicGainNode !== 'undefined' ? configuration.createMicGainNode : true;
logger.info(LOG_PREFIX, "Initialized");
}
};
},{"./constants":28,"./util":33,"uuid/v1":11,"webrtc-adapter":12}],35:[function(require,module,exports){
'use strict';
var WSPlayer = require('./WSPlayer').WSPlayer;
var util = require('./util');
var WSPlayer_ = new WSPlayer();
var connections = {};
var receiverLocation = "./WSReceiver2.js";
var decoderLocation = "./video-worker2.js";
var DEFAULT_SDP = "v=0\r\n" + "o=- 1988962254 1988962254 IN IP4 0.0.0.0\r\n" + "c=IN IP4 0.0.0.0\r\n" + "t=0 0\r\n" + "a=sdplang:en\r\n" + "m=video 0 RTP/AVP 32\r\n" + "a=rtpmap:32 MPV/90000\r\n" + "a=recvonly\r\n" + "m=audio 0 RTP/AVP 0\r\n" + "a=rtpmap:0 PCMU/8000\r\n" + "a=recvonly\r\n";
var logger;
var LOG_PREFIX = "websocket";
var audioContext;
var createConnection = function createConnection(options, handlers) {
return new Promise(function (resolve, reject) {
var id = options.id;
var display = options.display;
var canvas = document.createElement("canvas");
display.appendChild(canvas);
canvas.id = id;
var createOffer = function createOffer(options) {
return new Promise(function (resolve, reject) {
var o = {};
o.sdp = DEFAULT_SDP;
o.player = WSPlayer_;
resolve(o);
});
};
var setRemoteSdp = function setRemoteSdp(sdp) {
return new Promise(function (resolve, reject) {
resolve();
});
};
var close = function close() {
WSPlayer_.stop();
if (canvas.parentNode) {
canvas.parentNode.removeChild(canvas);
}
delete connections[id];
};
var unmuteRemoteAudio = function unmuteRemoteAudio() {
audioContext.resume();
};
var muteRemoteAudio = function muteRemoteAudio() {
audioContext.suspend();
};
var isRemoteAudioMuted = function isRemoteAudioMuted() {
if (audioContext.state == 'suspended') {
return true;
}
return false;
};
var setVolume = function setVolume(volume) {
WSPlayer_.setVolume(volume);
};
var getVolume = function getVolume() {
if (WSPlayer_) {
return WSPlayer_.getVolume();
}
return -1;
};
var fullScreen = function fullScreen() {
if (canvas) {
if (!document.fullscreenElement && !document.mozFullScreenElement && !document.webkitFullscreenElement && !document.msFullscreenElement) {
if (canvas.requestFullscreen) {
canvas.requestFullscreen();
} else if (canvas.msRequestFullscreen) {
canvas.msRequestFullscreen();
} else if (canvas.mozRequestFullScreen) {
canvas.mozRequestFullScreen();
} else if (canvas.webkitRequestFullscreen) {
canvas.webkitRequestFullscreen();
}
} else {
if (document.exitFullscreen) {
document.exitFullscreen();
} else if (document.msExitFullscreen) {
document.msExitFullscreen();
} else if (document.mozCancelFullScreen) {
document.mozCancelFullScreen();
} else if (document.webkitExitFullscreen) {
document.webkitExitFullscreen();
}
}
}
};
try {
var config = {};
config.urlWsServer = options.mainUrl;
config.token = options.authToken;
config.receiverPath = receiverLocation;
config.decoderPath = decoderLocation;
config.streamId = id;
config.api = handlers;
config.canvas = canvas;
config.videoWidth = 320;
config.videoHeight = 240;
config.startWithVideoOnly = false;
config.keepLastFrame = false;
var reinit = false;
if (WSPlayer_.initialized) {
reinit = true;
}
WSPlayer_.initLogger(0);
WSPlayer_.init(config, audioContext, reinit);
} catch (e) {
reject(new Error('Failed to init stream receiver ' + e));
}
var exports = {};
exports.createOffer = createOffer;
exports.setRemoteSdp = setRemoteSdp;
exports.close = close;
exports.unmuteRemoteAudio = unmuteRemoteAudio;
exports.muteRemoteAudio = muteRemoteAudio;
exports.isRemoteAudioMuted = isRemoteAudioMuted;
exports.setVolume = setVolume;
exports.getVolume = getVolume;
exports.fullScreen = fullScreen;
connections[id] = exports;
resolve(connections[id]);
});
}; // return Promise(reject)
var getMediaAccess = function getMediaAccess() {
return new Promise(function (resolve, reject) {
reject(new Error("This provider doesn't support getMediaAccess"));
});
};
var listDevices = function listDevices() {
return new Promise(function (resolve, reject) {
reject(new Error("This provider doesn't support listDevices"));
});
}; // always false
var releaseMedia = function releaseMedia() {
return false;
};
var playFirstSound = function playFirstSound(noise) {
var audioBuffer = audioContext.createBuffer(1, 441, 44100);
var output = audioBuffer.getChannelData(0);
for (var i = 0; i < output.length; i++) {
if (noise) {
output[i] = Math.random() * 2 - 1;
} else {
output[i] = 0;
}
}
var src = audioContext.createBufferSource();
src.buffer = audioBuffer;
src.connect(audioContext.destination);
src.start(0);
};
var playFirstVideo = function playFirstVideo() {
return new Promise(function (resolve, reject) {
resolve();
});
};
/**
* Check WebSocket available
*
* @returns {boolean} WSPlayer available
*/
var available = function available(audioContext) {
return audioContext ? true : false;
};
module.exports = {
createConnection: createConnection,
getMediaAccess: getMediaAccess,
releaseMedia: releaseMedia,
available: available,
listDevices: listDevices,
playFirstSound: playFirstSound,
playFirstVideo: playFirstVideo,
configure: function configure(configuration) {
audioContext = configuration.audioContext;
receiverLocation = configuration.receiverLocation || receiverLocation;
decoderLocation = configuration.decoderLocation || decoderLocation;
logger = configuration.logger;
logger.info(LOG_PREFIX, "Initialized");
}
};
},{"./WSPlayer":27,"./util":33}]},{},[30])(30)
});