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e.MEDIA_ATTACHING="hlsMediaAttaching",e.MEDIA_ATTACHED="hlsMediaAttached",e.MEDIA_DETACHING="hlsMediaDetaching",e.MEDIA_DETACHED="hlsMediaDetached",e.BUFFER_RESET="hlsBufferReset",e.BUFFER_CODECS="hlsBufferCodecs",e.BUFFER_CREATED="hlsBufferCreated",e.BUFFER_APPENDING="hlsBufferAppending",e.BUFFER_APPENDED="hlsBufferAppended",e.BUFFER_EOS="hlsBufferEos",e.BUFFER_FLUSHING="hlsBufferFlushing",e.BUFFER_FLUSHED="hlsBufferFlushed",e.MANIFEST_LOADING="hlsManifestLoading",e.MANIFEST_LOADED="hlsManifestLoaded",e.MANIFEST_PARSED="hlsManifestParsed",e.LEVEL_SWITCHING="hlsLevelSwitching",e.LEVEL_SWITCHED="hlsLevelSwitched",e.LEVEL_LOADING="hlsLevelLoading",e.LEVEL_LOADED="hlsLevelLoaded",e.LEVEL_UPDATED="hlsLevelUpdated",e.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",e.LEVELS_UPDATED="hlsLevelsUpdated",e.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",e.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",e.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",e.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",e.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",e.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",e.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",e.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",e.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",e.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",e.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",e.CUES_PARSED="hlsCuesParsed",e.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",e.INIT_PTS_FOUND="hlsInitPtsFound",e.FRAG_LOADING="hlsFragLoading",e.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",e.FRAG_LOADED="hlsFragLoaded",e.FRAG_DECRYPTED="hlsFragDecrypted",e.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",e.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",e.FRAG_PARSING_METADATA="hlsFragParsingMetadata",e.FRAG_PARSED="hlsFragParsed",e.FRAG_BUFFERED="hlsFragBuffered",e.FRAG_CHANGED="hlsFragChanged",e.FPS_DROP="hlsFpsDrop",e.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",e.ERROR="hlsError",e.DESTROYING="hlsDestroying",e.KEY_LOADING="hlsKeyLoading",e.KEY_LOADED="hlsKeyLoaded",e.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",e.BACK_BUFFER_REACHED="hlsBackBufferReached",e}({}),t=function(e){return e.NETWORK_ERROR="networkError",e.MEDIA_ERROR="mediaError",e.KEY_SYSTEM_ERROR="keySystemError",e.MUX_ERROR="muxError",e.OTHER_ERROR="otherError",e}({}),r=function(e){return e.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",e.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",e.KEY_SYSTEM_NO_SESSION="keySystemNoSession",e.KEY_SYSTEM_NO_CONFIGURED_LICENSE="keySystemNoConfiguredLicense",e.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",e.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED="keySystemServerCertificateRequestFailed",e.KEY_SYSTEM_SERVER_CERTIFICATE_UPDATE_FAILED="keySystemServerCertificateUpdateFailed",e.KEY_SYSTEM_SESSION_UPDATE_FAILED="keySystemSessionUpdateFailed",e.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED="keySystemStatusOutputRestricted",e.KEY_SYSTEM_STATUS_INTERNAL_ERROR="keySystemStatusInternalError",e.MANIFEST_LOAD_ERROR="manifestLoadError",e.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",e.MANIFEST_PARSING_ERROR="manifestParsingError",e.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",e.LEVEL_EMPTY_ERROR="levelEmptyError",e.LEVEL_LOAD_ERROR="levelLoadError",e.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",e.LEVEL_PARSING_ERROR="levelParsingError",e.LEVEL_SWITCH_ERROR="levelSwitchError",e.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",e.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",e.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",e.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",e.FRAG_LOAD_ERROR="fragLoadError",e.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",e.FRAG_DECRYPT_ERROR="fragDecryptError",e.FRAG_PARSING_ERROR="fragParsingError",e.FRAG_GAP="fragGap",e.REMUX_ALLOC_ERROR="remuxAllocError",e.KEY_LOAD_ERROR="keyLoadError",e.KEY_LOAD_TIMEOUT="keyLoadTimeOut",e.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",e.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",e.BUFFER_APPEND_ERROR="bufferAppendError",e.BUFFER_APPENDING_ERROR="bufferAppendingError",e.BUFFER_STALLED_ERROR="bufferStalledError",e.BUFFER_FULL_ERROR="bufferFullError",e.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",e.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",e.INTERNAL_EXCEPTION="internalException",e.INTERNAL_ABORTED="aborted",e.UNKNOWN="unknown",e}({}),n=function(){function 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t=e[0],r="",n="",i=0,a=0,s=0,o=0,u=0,d=0;if(0===t){for(;"\0"!==H(e.subarray(d,d+1));)r+=H(e.subarray(d,d+1)),d+=1;for(r+=H(e.subarray(d,d+1)),d+=1;"\0"!==H(e.subarray(d,d+1));)n+=H(e.subarray(d,d+1)),d+=1;n+=H(e.subarray(d,d+1)),d+=1,i=W(e,12),a=W(e,16),o=W(e,20),u=W(e,24),d=28}else if(1===t){i=W(e,d+=4);var c=W(e,d+=4),h=W(e,d+=4);for(d+=4,s=Math.pow(2,32)*c+h,Number.isSafeInteger(s)||(s=Number.MAX_SAFE_INTEGER,l.warn("Presentation time exceeds safe integer limit and wrapped to max safe integer in parsing emsg box")),o=W(e,d),u=W(e,d+=4),d+=4;"\0"!==H(e.subarray(d,d+1));)r+=H(e.subarray(d,d+1)),d+=1;for(r+=H(e.subarray(d,d+1)),d+=1;"\0"!==H(e.subarray(d,d+1));)n+=H(e.subarray(d,d+1)),d+=1;n+=H(e.subarray(d,d+1)),d+=1}return{schemeIdUri:r,value:n,timeScale:i,presentationTime:s,presentationTimeDelta:a,eventDuration:o,id:u,payload:e.subarray(d,e.byteLength)}}(e);if(Te.test(n.schemeIdUri)){var i=f(n.presentationTime)?n.presentationTime/n.timeScale:t+n.presentationTimeDelta/n.timeScale,a=4294967295===n.eventDuration?Number.POSITIVE_INFINITY:n.eventDuration/n.timeScale;a<=.001&&(a=Number.POSITIVE_INFINITY);var s=n.payload;r.samples.push({data:s,len:s.byteLength,dts:i,pts:i,type:ue,duration:a})}}))}return r},t.demuxSampleAes=function(e,t,r){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))},t.destroy=function(){},e}(),Ae=null,Re=[32,64,96,128,160,192,224,256,288,320,352,384,416,448,32,48,56,64,80,96,112,128,160,192,224,256,320,384,32,40,48,56,64,80,96,112,128,160,192,224,256,320,32,48,56,64,80,96,112,128,144,160,176,192,224,256,8,16,24,32,40,48,56,64,80,96,112,128,144,160],xe=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],_e=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],we=[0,1,1,4];function ke(e,t,r,n,i){if(!(r+24>t.length)){var a=De(t,r);if(a&&r+a.frameLength<=t.length){var s=n+i*(9e4*a.samplesPerFrame/a.sampleRate),o={unit:t.subarray(r,r+a.frameLength),pts:s,dts:s};return e.config=[],e.channelCount=a.channelCount,e.samplerate=a.sampleRate,e.samples.push(o),{sample:o,length:a.frameLength,missing:0}}}}function De(e,t){var r=e[t+1]>>3&3,n=e[t+1]>>1&3,i=e[t+2]>>4&15,a=e[t+2]>>2&3;if(1!==r&&0!==i&&15!==i&&3!==a){var s=e[t+2]>>1&1,o=e[t+3]>>6,u=1e3*Re[14*(3===r?3-n:3===n?3:4)+i-1],d=xe[3*(3===r?0:2===r?1:2)+a],c=3===o?1:2,h=_e[r][n],l=we[n],f=8*h*l,p=Math.floor(h*u/d+s)*l;if(null===Ae){var m=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);Ae=m?parseInt(m[1]):0}return!!Ae&&Ae<=87&&2===n&&u>=224e3&&0===o&&(e[t+3]=128|e[t+3]),{sampleRate:d,channelCount:c,frameLength:p,samplesPerFrame:f}}}function Ie(e,t){return 255===e[t]&&224==(224&e[t+1])&&0!=(6&e[t+1])}function Pe(e,t){return t+1<e.length&&Ie(e,t)}function Ce(e,t){if(t+1<e.length&&Ie(e,t)){var r=De(e,t),n=4;null!=r&&r.frameLength&&(n=r.frameLength);var i=t+n;return i===e.length||Pe(e,i)}return!1}var Le=function(){function e(e){this.data=void 0,this.bytesAvailable=void 0,this.word=void 0,this.bitsAvailable=void 0,this.data=e,this.bytesAvailable=e.byteLength,this.word=0,this.bitsAvailable=0}var t=e.prototype;return t.loadWord=function(){var e=this.data,t=this.bytesAvailable,r=e.byteLength-t,n=new Uint8Array(4),i=Math.min(4,t);if(0===i)throw new Error("no bytes available");n.set(e.subarray(r,r+i)),this.word=new DataView(n.buffer).getUint32(0),this.bitsAvailable=8*i,this.bytesAvailable-=i},t.skipBits=function(e){var t;e=Math.min(e,8*this.bytesAvailable+this.bitsAvailable),this.bitsAvailable>e?(this.word<<=e,this.bitsAvailable-=e):(e-=this.bitsAvailable,e-=(t=e>>3)<<3,this.bytesAvailable-=t,this.loadWord(),this.word<<=e,this.bitsAvailable-=e)},t.readBits=function(e){var t=Math.min(this.bitsAvailable,e),r=this.word>>>32-t;if(e>32&&l.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=t,this.bitsAvailable>0)this.word<<=t;else{if(!(this.bytesAvailable>0))throw new Error("no bits available");this.loadWord()}return(t=e-t)>0&&this.bitsAvailable?r<<t|this.readBits(t):r},t.skipLZ=function(){var e;for(e=0;e<this.bitsAvailable;++e)if(0!=(this.word&2147483648>>>e))return this.word<<=e,this.bitsAvailable-=e,e;return this.loadWord(),e+this.skipLZ()},t.skipUEG=function(){this.skipBits(1+this.skipLZ())},t.skipEG=function(){this.skipBits(1+this.skipLZ())},t.readUEG=function(){var e=this.skipLZ();return this.readBits(e+1)-1},t.readEG=function(){var e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)},t.readBoolean=function(){return 1===this.readBits(1)},t.readUByte=function(){return this.readBits(8)},t.readUShort=function(){return this.readBits(16)},t.readUInt=function(){return this.readBits(32)},t.skipScalingList=function(e){for(var t=8,r=8,n=0;n<e;n++)0!==r&&(r=(t+this.readEG()+256)%256),t=0===r?t:r},t.readSPS=function(){var e,t,r,n=0,i=0,a=0,s=0,o=this.readUByte.bind(this),u=this.readBits.bind(this),d=this.readUEG.bind(this),c=this.readBoolean.bind(this),h=this.skipBits.bind(this),l=this.skipEG.bind(this),f=this.skipUEG.bind(this),p=this.skipScalingList.bind(this);o();var m=o();if(u(5),h(3),o(),f(),100===m||110===m||122===m||244===m||44===m||83===m||86===m||118===m||128===m){var v=d();if(3===v&&h(1),f(),f(),h(1),c())for(t=3!==v?8:12,r=0;r<t;r++)c()&&p(r<6?16:64)}f();var y=d();if(0===y)d();else if(1===y)for(h(1),l(),l(),e=d(),r=0;r<e;r++)l();f(),h(1);var g=d(),S=d(),b=u(1);0===b&&h(1),h(1),c()&&(n=d(),i=d(),a=d(),s=d());var T=[1,1];if(c()&&c())switch(o()){case 1:T=[1,1];break;case 2:T=[12,11];break;case 3:T=[10,11];break;case 4:T=[16,11];break;case 5:T=[40,33];break;case 6:T=[24,11];break;case 7:T=[20,11];break;case 8:T=[32,11];break;case 9:T=[80,33];break;case 10:T=[18,11];break;case 11:T=[15,11];break;case 12:T=[64,33];break;case 13:T=[160,99];break;case 14:T=[4,3];break;case 15:T=[3,2];break;case 16:T=[2,1];break;case 255:T=[o()<<8|o(),o()<<8|o()]}return{width:Math.ceil(16*(g+1)-2*n-2*i),height:(2-b)*(S+1)*16-(b?2:4)*(a+s),pixelRatio:T}},t.readSliceType=function(){return this.readUByte(),this.readUEG(),this.readUEG()},e}(),Oe=function(){function e(e,t,r){this.keyData=void 0,this.decrypter=void 0,this.keyData=r,this.decrypter=new se(t,{removePKCS7Padding:!1})}var t=e.prototype;return t.decryptBuffer=function(e){return this.decrypter.decrypt(e,this.keyData.key.buffer,this.keyData.iv.buffer)},t.decryptAacSample=function(e,t,r){var n=this,i=e[t].unit;if(!(i.length<=16)){var a=i.subarray(16,i.length-i.length%16),s=a.buffer.slice(a.byteOffset,a.byteOffset+a.length);this.decryptBuffer(s).then((function(a){var s=new Uint8Array(a);i.set(s,16),n.decrypter.isSync()||n.decryptAacSamples(e,t+1,r)}))}},t.decryptAacSamples=function(e,t,r){for(;;t++){if(t>=e.length)return void r();if(!(e[t].unit.length<32)&&(this.decryptAacSample(e,t,r),!this.decrypter.isSync()))return}},t.getAvcEncryptedData=function(e){for(var t=16*Math.floor((e.length-48)/160)+16,r=new Int8Array(t),n=0,i=32;i<e.length-16;i+=160,n+=16)r.set(e.subarray(i,i+16),n);return r},t.getAvcDecryptedUnit=function(e,t){for(var r=new Uint8Array(t),n=0,i=32;i<e.length-16;i+=160,n+=16)e.set(r.subarray(n,n+16),i);return e},t.decryptAvcSample=function(e,t,r,n,i){var a=this,s=ae(i.data),o=this.getAvcEncryptedData(s);this.decryptBuffer(o.buffer).then((function(o){i.data=a.getAvcDecryptedUnit(s,o),a.decrypter.isSync()||a.decryptAvcSamples(e,t,r+1,n)}))},t.decryptAvcSamples=function(e,t,r,n){if(e instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;t++,r=0){if(t>=e.length)return void n();for(var i=e[t].units;!(r>=i.length);r++){var a=i[r];if(!(a.data.length<=48||1!==a.type&&5!==a.type||(this.decryptAvcSample(e,t,r,n,a),this.decrypter.isSync())))return}}},e}(),Ue=188,Fe=function(){function n(e,t,r){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=e,this.config=t,this.typeSupported=r}n.probe=function(e){var t=n.syncOffset(e);return t>0&&l.warn("MPEG2-TS detected but first sync word found @ offset "+t),-1!==t},n.syncOffset=function(e){for(var t=e.length,r=Math.min(940,e.length-Ue)+1,n=0;n<r;){for(var i=!1,a=-1,s=0,o=n;o<t;o+=Ue){if(71!==e[o]){if(s)return-1;break}if(s++,-1===a&&0!==(a=o)&&(r=Math.min(a+18612,e.length-Ue)+1),i||(i=0===Ne(e,o)),i&&s>1&&(0===a&&s>2||o+Ue>r))return a}n++}return-1},n.createTrack=function(e,t){return{container:"video"===e||"audio"===e?"video/mp2t":void 0,type:e,id:z[e],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===e?t:void 0}};var i=n.prototype;return i.resetInitSegment=function(e,t,r,i){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=n.createTrack("video"),this._audioTrack=n.createTrack("audio",i),this._id3Track=n.createTrack("id3"),this._txtTrack=n.createTrack("text"),this._audioTrack.segmentCodec="aac",this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.audioCodec=t,this.videoCodec=r,this._duration=i},i.resetTimeStamp=function(){},i.resetContiguity=function(){var e=this._audioTrack,t=this._avcTrack,r=this._id3Track;e&&(e.pesData=null),t&&(t.pesData=null),r&&(r.pesData=null),this.aacOverFlow=null,this.avcSample=null,this.remainderData=null},i.demux=function(i,a,s,o){var u;void 0===s&&(s=!1),void 0===o&&(o=!1),s||(this.sampleAes=null);var d=this._avcTrack,c=this._audioTrack,h=this._id3Track,f=this._txtTrack,p=d.pid,m=d.pesData,v=c.pid,y=h.pid,g=c.pesData,S=h.pesData,b=null,T=this.pmtParsed,E=this._pmtId,A=i.length;if(this.remainderData&&(A=(i=te(this.remainderData,i)).length,this.remainderData=null),A<Ue&&!o)return this.remainderData=i,{audioTrack:c,videoTrack:d,id3Track:h,textTrack:f};var R=Math.max(0,n.syncOffset(i));(A-=(A-R)%Ue)<i.byteLength&&!o&&(this.remainderData=new Uint8Array(i.buffer,A,i.buffer.byteLength-A));for(var x=0,_=R;_<A;_+=Ue)if(71===i[_]){var w=!!(64&i[_+1]),k=Ne(i,_),D=void 0;if((48&i[_+3])>>4>1){if((D=_+5+i[_+4])===_+Ue)continue}else D=_+4;switch(k){case p:w&&(m&&(u=Ve(m))&&this.parseAVCPES(d,f,u,!1),m={data:[],size:0}),m&&(m.data.push(i.subarray(D,_+Ue)),m.size+=_+Ue-D);break;case v:if(w){if(g&&(u=Ve(g)))switch(c.segmentCodec){case"aac":this.parseAACPES(c,u);break;case"mp3":this.parseMPEGPES(c,u)}g={data:[],size:0}}g&&(g.data.push(i.subarray(D,_+Ue)),g.size+=_+Ue-D);break;case y:w&&(S&&(u=Ve(S))&&this.parseID3PES(h,u),S={data:[],size:0}),S&&(S.data.push(i.subarray(D,_+Ue)),S.size+=_+Ue-D);break;case 0:w&&(D+=i[D]+1),E=this._pmtId=Ge(i,D);break;case E:w&&(D+=i[D]+1);var I=Be(i,D,this.typeSupported,s);(p=I.avc)>0&&(d.pid=p),(v=I.audio)>0&&(c.pid=v,c.segmentCodec=I.segmentCodec),(y=I.id3)>0&&(h.pid=y),null===b||T||(l.warn("MPEG-TS PMT found at "+_+" after unknown PID '"+b+"'. Backtracking to sync byte @"+R+" to parse all TS packets."),b=null,_=R-188),T=this.pmtParsed=!0;break;case 17:case 8191:break;default:b=k}}else x++;if(x>0){var P=new Error("Found "+x+" TS packet/s that do not start with 0x47");this.observer.emit(e.ERROR,e.ERROR,{type:t.MEDIA_ERROR,details:r.FRAG_PARSING_ERROR,fatal:!1,error:P,reason:P.message})}d.pesData=m,c.pesData=g,h.pesData=S;var C={audioTrack:c,videoTrack:d,id3Track:h,textTrack:f};return o&&this.extractRemainingSamples(C),C},i.flush=function(){var e,t=this.remainderData;return this.remainderData=null,e=t?this.demux(t,-1,!1,!0):{videoTrack:this._avcTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(e),this.sampleAes?this.decrypt(e,this.sampleAes):e},i.extractRemainingSamples=function(e){var t,r=e.audioTrack,n=e.videoTrack,i=e.id3Track,a=e.textTrack,s=n.pesData,o=r.pesData,u=i.pesData;if(s&&(t=Ve(s))?(this.parseAVCPES(n,a,t,!0),n.pesData=null):n.pesData=s,o&&(t=Ve(o))){switch(r.segmentCodec){case"aac":this.parseAACPES(r,t);break;case"mp3":this.parseMPEGPES(r,t)}r.pesData=null}else null!=o&&o.size&&l.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=o;u&&(t=Ve(u))?(this.parseID3PES(i,t),i.pesData=null):i.pesData=u},i.demuxSampleAes=function(e,t,r){var n=this.demux(e,r,!0,!this.config.progressive),i=this.sampleAes=new Oe(this.observer,this.config,t);return this.decrypt(n,i)},i.decrypt=function(e,t){return new Promise((function(r){var n=e.audioTrack,i=e.videoTrack;n.samples&&"aac"===n.segmentCodec?t.decryptAacSamples(n.samples,0,(function(){i.samples?t.decryptAvcSamples(i.samples,0,0,(function(){r(e)})):r(e)})):i.samples&&t.decryptAvcSamples(i.samples,0,0,(function(){r(e)}))}))},i.destroy=function(){this._duration=0},i.parseAVCPES=function(e,t,r,n){var i,a=this,s=this.parseAVCNALu(e,r.data),o=this.avcSample,u=!1;r.data=null,o&&s.length&&!e.audFound&&(Ke(o,e),o=this.avcSample=Me(!1,r.pts,r.dts,"")),s.forEach((function(n){var s;switch(n.type){case 1:var d=!1;i=!0;var c,h=n.data;if(u&&h.length>4){var l=new Le(h).readSliceType();2!==l&&4!==l&&7!==l&&9!==l||(d=!0)}if(d)null!=(c=o)&&c.frame&&!o.key&&(Ke(o,e),o=a.avcSample=null);o||(o=a.avcSample=Me(!0,r.pts,r.dts,"")),o.frame=!0,o.key=d;break;case 5:i=!0,null!=(s=o)&&s.frame&&!o.key&&(Ke(o,e),o=a.avcSample=null),o||(o=a.avcSample=Me(!0,r.pts,r.dts,"")),o.key=!0,o.frame=!0;break;case 6:i=!0,ie(n.data,1,r.pts,t.samples);break;case 7:if(i=!0,u=!0,!e.sps){var f=n.data,p=new Le(f).readSPS();e.width=p.width,e.height=p.height,e.pixelRatio=p.pixelRatio,e.sps=[f],e.duration=a._duration;for(var m=f.subarray(1,4),v="avc1.",y=0;y<3;y++){var g=m[y].toString(16);g.length<2&&(g="0"+g),v+=g}e.codec=v}break;case 8:i=!0,e.pps||(e.pps=[n.data]);break;case 9:i=!1,e.audFound=!0,o&&Ke(o,e),o=a.avcSample=Me(!1,r.pts,r.dts,"");break;case 12:i=!0;break;default:i=!1,o&&(o.debug+="unknown NAL "+n.type+" ")}o&&i&&o.units.push(n)})),n&&o&&(Ke(o,e),this.avcSample=null)},i.getLastNalUnit=function(e){var t,r,n=this.avcSample;if(n&&0!==n.units.length||(n=e[e.length-1]),null!=(t=n)&&t.units){var i=n.units;r=i[i.length-1]}return r},i.parseAVCNALu=function(e,t){var r,n,i=t.byteLength,a=e.naluState||0,s=a,o=[],u=0,d=-1,c=0;for(-1===a&&(d=0,c=31&t[0],a=0,u=1);u<i;)if(r=t[u++],a)if(1!==a)if(r)if(1===r){if(d>=0){var h={data:t.subarray(d,u-a-1),type:c};o.push(h)}else{var l=this.getLastNalUnit(e.samples);if(l&&(s&&u<=4-s&&l.state&&(l.data=l.data.subarray(0,l.data.byteLength-s)),(n=u-a-1)>0)){var f=new Uint8Array(l.data.byteLength+n);f.set(l.data,0),f.set(t.subarray(0,n),l.data.byteLength),l.data=f,l.state=0}}u<i?(d=u,c=31&t[u],a=0):a=-1}else a=0;else a=3;else a=r?0:2;else a=r?0:1;if(d>=0&&a>=0){var p={data:t.subarray(d,i),type:c,state:a};o.push(p)}if(0===o.length){var m=this.getLastNalUnit(e.samples);if(m){var v=new Uint8Array(m.data.byteLength+t.byteLength);v.set(m.data,0),v.set(t,m.data.byteLength),m.data=v}}return e.naluState=a,o},i.parseAACPES=function(n,i){var a,s,o,u=0,d=this.aacOverFlow,c=i.data;if(d){this.aacOverFlow=null;var h=d.missing,f=d.sample.unit.byteLength;if(-1===h){var p=new Uint8Array(f+c.byteLength);p.set(d.sample.unit,0),p.set(c,f),c=p}else{var m=f-h;d.sample.unit.set(c.subarray(0,h),m),n.samples.push(d.sample),u=d.missing}}for(a=u,s=c.length;a<s-1&&!me(c,a);a++);if(a!==u){var v,y=a<s-1;v=y?"AAC PES did not start with ADTS header,offset:"+a:"No ADTS header found in AAC PES";var g=new Error(v);if(l.warn("parsing error: "+v),this.observer.emit(e.ERROR,e.ERROR,{type:t.MEDIA_ERROR,details:r.FRAG_PARSING_ERROR,fatal:!1,levelRetry:y,error:g,reason:v}),!y)return}if(ye(n,this.observer,c,a,this.audioCodec),void 0!==i.pts)o=i.pts;else{if(!d)return void l.warn("[tsdemuxer]: AAC PES unknown PTS");var S=ge(n.samplerate);o=d.sample.pts+S}for(var b,T=0;a<s;){if(a+=(b=Se(n,c,a,o,T)).length,b.missing){this.aacOverFlow=b;break}for(T++;a<s-1&&!me(c,a);a++);}},i.parseMPEGPES=function(e,t){var r=t.data,n=r.length,i=0,a=0,s=t.pts;if(void 0!==s)for(;a<n;)if(Pe(r,a)){var o=ke(e,r,a,s,i);if(!o)break;a+=o.length,i++}else a++;else l.warn("[tsdemuxer]: MPEG PES unknown PTS")},i.parseID3PES=function(e,t){if(void 0!==t.pts){var r=p({},t,{type:this._avcTrack?ue:oe,duration:Number.POSITIVE_INFINITY});e.samples.push(r)}else l.warn("[tsdemuxer]: ID3 PES unknown PTS")},n}();function Me(e,t,r,n){return{key:e,frame:!1,pts:t,dts:r,units:[],debug:n,length:0}}function Ne(e,t){return((31&e[t+1])<<8)+e[t+2]}function Ge(e,t){return(31&e[t+10])<<8|e[t+11]}function Be(e,t,r,n){var i={audio:-1,avc:-1,id3:-1,segmentCodec:"aac"},a=t+3+((15&e[t+1])<<8|e[t+2])-4;for(t+=12+((15&e[t+10])<<8|e[t+11]);t<a;){var s=Ne(e,t);switch(e[t]){case 207:if(!n){l.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:-1===i.audio&&(i.audio=s);break;case 21:-1===i.id3&&(i.id3=s);break;case 219:if(!n){l.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:-1===i.avc&&(i.avc=s);break;case 3:case 4:!0!==r.mpeg&&!0!==r.mp3?l.log("MPEG audio found, not supported in this browser"):-1===i.audio&&(i.audio=s,i.segmentCodec="mp3");break;case 36:l.warn("Unsupported HEVC stream type found")}t+=5+((15&e[t+3])<<8|e[t+4])}return i}function Ve(e){var t,r,n,i,a,s=0,o=e.data;if(!e||0===e.size)return null;for(;o[0].length<19&&o.length>1;){var u=new Uint8Array(o[0].length+o[1].length);u.set(o[0]),u.set(o[1],o[0].length),o[0]=u,o.splice(1,1)}if(1===((t=o[0])[0]<<16)+(t[1]<<8)+t[2]){if((r=(t[4]<<8)+t[5])&&r>e.size-6)return null;var d=t[7];192&d&&(i=536870912*(14&t[9])+4194304*(255&t[10])+16384*(254&t[11])+128*(255&t[12])+(254&t[13])/2,64&d?i-(a=536870912*(14&t[14])+4194304*(255&t[15])+16384*(254&t[16])+128*(255&t[17])+(254&t[18])/2)>54e5&&(l.warn(Math.round((i-a)/9e4)+"s delta between PTS and DTS, align them"),i=a):a=i);var c=(n=t[8])+9;if(e.size<=c)return null;e.size-=c;for(var h=new Uint8Array(e.size),f=0,p=o.length;f<p;f++){var m=(t=o[f]).byteLength;if(c){if(c>m){c-=m;continue}t=t.subarray(c),m-=c,c=0}h.set(t,s),s+=m}return r&&(r-=n+3),{data:h,pts:i,dts:a,len:r}}return null}function Ke(e,t){if(e.units.length&&e.frame){if(void 0===e.pts){var r=t.samples,n=r.length;if(!n)return void t.dropped++;var i=r[n-1];e.pts=i.pts,e.dts=i.dts}t.samples.push(e)}e.debug.length&&l.log(e.pts+"/"+e.dts+":"+e.debug)}var Ye=function(e){function t(){return e.apply(this,arguments)||this}m(t,e);var r=t.prototype;return r.resetInitSegment=function(t,r,n,i){e.prototype.resetInitSegment.call(this,t,r,n,i),this._audioTrack={container:"audio/mpeg",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"mp3",samples:[],manifestCodec:r,duration:i,inputTimeScale:9e4,dropped:0}},t.probe=function(e){if(!e)return!1;for(var t=(k(e,0)||[]).length,r=e.length;t<r;t++)if(Ce(e,t))return l.log("MPEG Audio sync word found !"),!0;return!1},r.canParse=function(e,t){return function(e,t){return Ie(e,t)&&4<=e.length-t}(e,t)},r.appendFrame=function(e,t,r){if(null!==this.basePTS)return ke(e,t,r,this.basePTS,this.frameIndex)},t}(ce),ze=function(){function e(){}return e.getSilentFrame=function(e,t){if("mp4a.40.2"===e){if(1===t)return new Uint8Array([0,200,0,128,35,128]);if(2===t)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(6===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224])}else{if(1===t)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(2===t)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(3===t)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94])}},e}(),He=Math.pow(2,32)-1,je=function(){function e(){}return e.init=function(){var t;for(t in e.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:[]},e.types)e.types.hasOwnProperty(t)&&(e.types[t]=[t.charCodeAt(0),t.charCodeAt(1),t.charCodeAt(2),t.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]);e.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]),a=new Uint8Array([0,0,0,0,0,0,0,0]);e.STTS=e.STSC=e.STCO=a,e.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),e.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),e.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),e.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var s=new Uint8Array([105,115,111,109]),o=new Uint8Array([97,118,99,49]),u=new Uint8Array([0,0,0,1]);e.FTYP=e.box(e.types.ftyp,s,u,s,o),e.DINF=e.box(e.types.dinf,e.box(e.types.dref,i))},e.box=function(e){for(var t=8,r=arguments.length,n=new Array(r>1?r-1:0),i=1;i<r;i++)n[i-1]=arguments[i];for(var a=n.length,s=a;a--;)t+=n[a].byteLength;var o=new Uint8Array(t);for(o[0]=t>>24&255,o[1]=t>>16&255,o[2]=t>>8&255,o[3]=255&t,o.set(e,4),a=0,t=8;a<s;a++)o.set(n[a],t),t+=n[a].byteLength;return o},e.hdlr=function(t){return e.box(e.types.hdlr,e.HDLR_TYPES[t])},e.mdat=function(t){return e.box(e.types.mdat,t)},e.mdhd=function(t,r){r*=t;var n=Math.floor(r/(He+1)),i=Math.floor(r%(He+1));return e.box(e.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,n>>24,n>>16&255,n>>8&255,255&n,i>>24,i>>16&255,i>>8&255,255&i,85,196,0,0]))},e.mdia=function(t){return e.box(e.types.mdia,e.mdhd(t.timescale,t.duration),e.hdlr(t.type),e.minf(t))},e.mfhd=function(t){return e.box(e.types.mfhd,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t]))},e.minf=function(t){return"audio"===t.type?e.box(e.types.minf,e.box(e.types.smhd,e.SMHD),e.DINF,e.stbl(t)):e.box(e.types.minf,e.box(e.types.vmhd,e.VMHD),e.DINF,e.stbl(t))},e.moof=function(t,r,n){return e.box(e.types.moof,e.mfhd(t),e.traf(n,r))},e.moov=function(t){for(var r=t.length,n=[];r--;)n[r]=e.trak(t[r]);return e.box.apply(null,[e.types.moov,e.mvhd(t[0].timescale,t[0].duration)].concat(n).concat(e.mvex(t)))},e.mvex=function(t){for(var r=t.length,n=[];r--;)n[r]=e.trex(t[r]);return e.box.apply(null,[e.types.mvex].concat(n))},e.mvhd=function(t,r){r*=t;var n=Math.floor(r/(He+1)),i=Math.floor(r%(He+1)),a=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,n>>24,n>>16&255,n>>8&255,255&n,i>>24,i>>16&255,i>>8&255,255&i,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 e.box(e.types.mvhd,a)},e.sdtp=function(t){var r,n,i=t.samples||[],a=new Uint8Array(4+i.length);for(r=0;r<i.length;r++)n=i[r].flags,a[r+4]=n.dependsOn<<4|n.isDependedOn<<2|n.hasRedundancy;return e.box(e.types.sdtp,a)},e.stbl=function(t){return e.box(e.types.stbl,e.stsd(t),e.box(e.types.stts,e.STTS),e.box(e.types.stsc,e.STSC),e.box(e.types.stsz,e.STSZ),e.box(e.types.stco,e.STCO))},e.avc1=function(t){var r,n,i,a=[],s=[];for(r=0;r<t.sps.length;r++)i=(n=t.sps[r]).byteLength,a.push(i>>>8&255),a.push(255&i),a=a.concat(Array.prototype.slice.call(n));for(r=0;r<t.pps.length;r++)i=(n=t.pps[r]).byteLength,s.push(i>>>8&255),s.push(255&i),s=s.concat(Array.prototype.slice.call(n));var o=e.box(e.types.avcC,new Uint8Array([1,a[3],a[4],a[5],255,224|t.sps.length].concat(a).concat([t.pps.length]).concat(s))),u=t.width,d=t.height,c=t.pixelRatio[0],h=t.pixelRatio[1];return e.box(e.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,u>>8&255,255&u,d>>8&255,255&d,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]),o,e.box(e.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),e.box(e.types.pasp,new Uint8Array([c>>24,c>>16&255,c>>8&255,255&c,h>>24,h>>16&255,h>>8&255,255&h])))},e.esds=function(e){var t=e.config.length;return new Uint8Array([0,0,0,0,3,23+t,0,1,0,4,15+t,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([t]).concat(e.config).concat([6,1,2]))},e.mp4a=function(t){var r=t.samplerate;return e.box(e.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),e.box(e.types.esds,e.esds(t)))},e.mp3=function(t){var r=t.samplerate;return e.box(e.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},e.stsd=function(t){return"audio"===t.type?"mp3"===t.segmentCodec&&"mp3"===t.codec?e.box(e.types.stsd,e.STSD,e.mp3(t)):e.box(e.types.stsd,e.STSD,e.mp4a(t)):e.box(e.types.stsd,e.STSD,e.avc1(t))},e.tkhd=function(t){var r=t.id,n=t.duration*t.timescale,i=t.width,a=t.height,s=Math.floor(n/(He+1)),o=Math.floor(n%(He+1));return e.box(e.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,o>>24,o>>16&255,o>>8&255,255&o,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,i>>8&255,255&i,0,0,a>>8&255,255&a,0,0]))},e.traf=function(t,r){var n=e.sdtp(t),i=t.id,a=Math.floor(r/(He+1)),s=Math.floor(r%(He+1));return e.box(e.types.traf,e.box(e.types.tfhd,new Uint8Array([0,0,0,0,i>>24,i>>16&255,i>>8&255,255&i])),e.box(e.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])),e.trun(t,n.length+16+20+8+16+8+8),n)},e.trak=function(t){return t.duration=t.duration||4294967295,e.box(e.types.trak,e.tkhd(t),e.mdia(t))},e.trex=function(t){var r=t.id;return e.box(e.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]))},e.trun=function(t,r){var n,i,a,s,o,u,d=t.samples||[],c=d.length,h=12+16*c,l=new Uint8Array(h);for(r+=8+h,l.set(["video"===t.type?1:0,0,15,1,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++)a=(i=d[n]).duration,s=i.size,o=i.flags,u=i.cts,l.set([a>>>24&255,a>>>16&255,a>>>8&255,255&a,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,61440&o.degradPrio,15&o.degradPrio,u>>>24&255,u>>>16&255,u>>>8&255,255&u],12+16*n);return e.box(e.types.trun,l)},e.initSegment=function(t){e.types||e.init();var r=e.moov(t),n=new Uint8Array(e.FTYP.byteLength+r.byteLength);return n.set(e.FTYP),n.set(r,e.FTYP.byteLength),n},e}();je.types=void 0,je.HDLR_TYPES=void 0,je.STTS=void 0,je.STSC=void 0,je.STCO=void 0,je.STSZ=void 0,je.VMHD=void 0,je.SMHD=void 0,je.STSD=void 0,je.FTYP=void 0,je.DINF=void 0;var We="audio";function qe(e,t){return void 0===t&&(t=!1),function(e,t,r,n){void 0===r&&(r=1),void 0===n&&(n=!1);var i=e*t*r;return n?Math.round(i):i}(e,1e3,1/9e4,t)}var Xe=null,Ze=null,Je=function(){function n(e,t,r,n){if(this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=null,this._initDTS=null,this.nextAvcDts=null,this.nextAudioPts=null,this.videoSampleDuration=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=e,this.config=t,this.typeSupported=r,this.ISGenerated=!1,null===Xe){var i=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);Xe=i?parseInt(i[1]):0}if(null===Ze){var a=navigator.userAgent.match(/Safari\/(\d+)/i);Ze=a?parseInt(a[1]):0}}var i=n.prototype;return i.destroy=function(){},i.resetTimeStamp=function(e){l.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=e},i.resetNextTimestamp=function(){l.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},i.resetInitSegment=function(){l.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},i.getVideoStartPts=function(e){var t=!1,r=e.reduce((function(e,r){var n=r.pts-e;return n<-4294967296?(t=!0,Qe(e,r.pts)):n>0?e:r.pts}),e[0].pts);return t&&l.debug("PTS rollover detected"),r},i.remux=function(e,t,r,n,i,a,s,o){var u,d,c,h,f,p,m=i,v=i,y=e.pid>-1,g=t.pid>-1,S=t.samples.length,b=e.samples.length>0,T=s&&S>0||S>1;if((!y||b)&&(!g||T)||this.ISGenerated||s){this.ISGenerated||(c=this.generateIS(e,t,i,a));var E,A=this.isVideoContiguous,R=-1;if(T&&(R=function(e){for(var t=0;t<e.length;t++)if(e[t].key)return t;return-1}(t.samples),!A&&this.config.forceKeyFrameOnDiscontinuity))if(p=!0,R>0){l.warn("[mp4-remuxer]: Dropped "+R+" out of "+S+" video samples due to a missing keyframe");var x=this.getVideoStartPts(t.samples);t.samples=t.samples.slice(R),t.dropped+=R,E=v+=(t.samples[0].pts-x)/t.inputTimeScale}else-1===R&&(l.warn("[mp4-remuxer]: No keyframe found out of "+S+" video samples"),p=!1);if(this.ISGenerated){if(b&&T){var _=this.getVideoStartPts(t.samples),w=(Qe(e.samples[0].pts,_)-_)/t.inputTimeScale;m+=Math.max(0,w),v+=Math.max(0,-w)}if(b){if(e.samplerate||(l.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),c=this.generateIS(e,t,i,a)),d=this.remuxAudio(e,m,this.isAudioContiguous,a,g||T||o===We?v:void 0),T){var k=d?d.endPTS-d.startPTS:0;t.inputTimeScale||(l.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),c=this.generateIS(e,t,i,a)),u=this.remuxVideo(t,v,A,k)}}else T&&(u=this.remuxVideo(t,v,A,0));u&&(u.firstKeyFrame=R,u.independent=-1!==R,u.firstKeyFramePTS=E)}}return this.ISGenerated&&this._initPTS&&this._initDTS&&(r.samples.length&&(f=$e(r,i,this._initPTS,this._initDTS)),n.samples.length&&(h=et(n,i,this._initPTS))),{audio:d,video:u,initSegment:c,independent:p,text:h,id3:f}},i.generateIS=function(e,t,r,n){var i,a,s,o=e.samples,u=t.samples,d=this.typeSupported,c={},h=this._initPTS,l=!h||n,f="audio/mp4";if(l&&(i=a=1/0),e.config&&o.length){if(e.timescale=e.samplerate,"mp3"===e.segmentCodec)d.mpeg?(f="audio/mpeg",e.codec=""):d.mp3&&(e.codec="mp3");c.audio={id:"audio",container:f,codec:e.codec,initSegment:"mp3"===e.segmentCodec&&d.mpeg?new Uint8Array(0):je.initSegment([e]),metadata:{channelCount:e.channelCount}},l&&(s=e.inputTimeScale,h&&s===h.timescale?l=!1:i=a=o[0].pts-Math.round(s*r))}if(t.sps&&t.pps&&u.length&&(t.timescale=t.inputTimeScale,c.video={id:"main",container:"video/mp4",codec:t.codec,initSegment:je.initSegment([t]),metadata:{width:t.width,height:t.height}},l))if(s=t.inputTimeScale,h&&s===h.timescale)l=!1;else{var p=this.getVideoStartPts(u),m=Math.round(s*r);a=Math.min(a,Qe(u[0].dts,p)-m),i=Math.min(i,p-m)}if(Object.keys(c).length)return this.ISGenerated=!0,l?(this._initPTS={baseTime:i,timescale:s},this._initDTS={baseTime:a,timescale:s}):i=s=void 0,{tracks:c,initPTS:i,timescale:s}},i.remuxVideo=function(n,i,a,s){var o,u,d=n.inputTimeScale,c=n.samples,h=[],f=c.length,m=this._initPTS,v=this.nextAvcDts,y=8,g=this.videoSampleDuration,S=Number.POSITIVE_INFINITY,b=Number.NEGATIVE_INFINITY,T=!1;a&&null!==v||(v=i*d-(c[0].pts-Qe(c[0].dts,c[0].pts)));for(var E=m.baseTime*d/m.timescale,A=0;A<f;A++){var R=c[A];R.pts=Qe(R.pts-E,v),R.dts=Qe(R.dts-E,v),R.dts<c[A>0?A-1:A].dts&&(T=!0)}T&&c.sort((function(e,t){var r=e.dts-t.dts,n=e.pts-t.pts;return r||n})),o=c[0].dts;var x=(u=c[c.length-1].dts)-o,_=x?Math.round(x/(f-1)):g||n.inputTimeScale/30;if(a){var w=o-v,k=w>_,D=w<-1;if((k||D)&&(k?l.warn("AVC: "+qe(w,!0)+" ms ("+w+"dts) hole between fragments detected, filling it"):l.warn("AVC: "+qe(-w,!0)+" ms ("+w+"dts) overlapping between fragments detected"),!D||v>=c[0].pts)){o=v;var I=c[0].pts-w;c[0].dts=o,c[0].pts=I,l.log("Video: First PTS/DTS adjusted: "+qe(I,!0)+"/"+qe(o,!0)+", delta: "+qe(w,!0)+" ms")}}o=Math.max(0,o);for(var P=0,C=0,L=0;L<f;L++){for(var O=c[L],U=O.units,F=U.length,M=0,N=0;N<F;N++)M+=U[N].data.length;C+=M,P+=F,O.length=M,O.dts=Math.max(O.dts,o),S=Math.min(O.pts,S),b=Math.max(O.pts,b)}u=c[f-1].dts;var G,B=C+4*P+8;try{G=new Uint8Array(B)}catch(n){return void this.observer.emit(e.ERROR,e.ERROR,{type:t.MUX_ERROR,details:r.REMUX_ALLOC_ERROR,fatal:!1,error:n,bytes:B,reason:"fail allocating video mdat "+B})}var V=new DataView(G.buffer);V.setUint32(0,B),G.set(je.types.mdat,4);for(var K=!1,Y=Number.POSITIVE_INFINITY,z=Number.POSITIVE_INFINITY,H=Number.NEGATIVE_INFINITY,j=Number.NEGATIVE_INFINITY,W=0;W<f;W++){for(var q=c[W],X=q.units,Z=0,J=0,Q=X.length;J<Q;J++){var $=X[J],ee=$.data,te=$.data.byteLength;V.setUint32(y,te),y+=4,G.set(ee,y),y+=te,Z+=4+te}var re=void 0;if(W<f-1)g=c[W+1].dts-q.dts,re=c[W+1].pts-q.pts;else{var ne=this.config,ie=W>0?q.dts-c[W-1].dts:_;if(re=W>0?q.pts-c[W-1].pts:_,ne.stretchShortVideoTrack&&null!==this.nextAudioPts){var ae=Math.floor(ne.maxBufferHole*d),se=(s?S+s*d:this.nextAudioPts)-q.pts;se>ae?((g=se-ie)<0?g=ie:K=!0,l.log("[mp4-remuxer]: It is approximately "+se/90+" ms to the next segment; using duration "+g/90+" ms for the last video frame.")):g=ie}else g=ie}var oe=Math.round(q.pts-q.dts);Y=Math.min(Y,g),H=Math.max(H,g),z=Math.min(z,re),j=Math.max(j,re),h.push(new rt(q.key,g,Z,oe))}if(h.length)if(Xe){if(Xe<70){var ue=h[0].flags;ue.dependsOn=2,ue.isNonSync=0}}else if(Ze&&j-z<H-Y&&_/H<.025&&0===h[0].cts){l.warn("Found irregular gaps in sample duration. Using PTS instead of DTS to determine MP4 sample duration.");for(var de=o,ce=0,he=h.length;ce<he;ce++){var le=de+h[ce].duration,fe=de+h[ce].cts;if(ce<he-1){var pe=le+h[ce+1].cts;h[ce].duration=pe-fe}else h[ce].duration=ce?h[ce-1].duration:_;h[ce].cts=0,de=le}}g=K||!g?_:g,this.nextAvcDts=v=u+g,this.videoSampleDuration=g,this.isVideoContiguous=!0;var me={data1:je.moof(n.sequenceNumber++,o,p({},n,{samples:h})),data2:G,startPTS:S/d,endPTS:(b+g)/d,startDTS:o/d,endDTS:v/d,type:"video",hasAudio:!1,hasVideo:!0,nb:h.length,dropped:n.dropped};return n.samples=[],n.dropped=0,me},i.remuxAudio=function(n,i,a,s,o){var u=n.inputTimeScale,d=u/(n.samplerate?n.samplerate:u),c="aac"===n.segmentCodec?1024:1152,h=c*d,f=this._initPTS,m="mp3"===n.segmentCodec&&this.typeSupported.mpeg,v=[],y=void 0!==o,g=n.samples,S=m?0:8,b=this.nextAudioPts||-1,T=i*u,E=f.baseTime*u/f.timescale;if(this.isAudioContiguous=a=a||g.length&&b>0&&(s&&Math.abs(T-b)<9e3||Math.abs(Qe(g[0].pts-E,T)-b)<20*h),g.forEach((function(e){e.pts=Qe(e.pts-E,T)})),!a||b<0){if(g=g.filter((function(e){return e.pts>=0})),!g.length)return;b=0===o?0:s&&!y?Math.max(0,T):g[0].pts}if("aac"===n.segmentCodec)for(var A=this.config.maxAudioFramesDrift,R=0,x=b;R<g.length;R++){var _=g[R],w=_.pts,k=w-x,D=Math.abs(1e3*k/u);if(k<=-A*h&&y)0===R&&(l.warn("Audio frame @ "+(w/u).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*k/u)+" ms."),this.nextAudioPts=b=x=w);else if(k>=A*h&&D<1e4&&y){var I=Math.round(k/h);(x=w-I*h)<0&&(I--,x+=h),0===R&&(this.nextAudioPts=b=x),l.warn("[mp4-remuxer]: Injecting "+I+" audio frame @ "+(x/u).toFixed(3)+"s due to "+Math.round(1e3*k/u)+" ms gap.");for(var P=0;P<I;P++){var C=Math.max(x,0),L=ze.getSilentFrame(n.manifestCodec||n.codec,n.channelCount);L||(l.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),L=_.unit.subarray()),g.splice(R,0,{unit:L,pts:C}),x+=h,R++}}_.pts=x,x+=h}for(var O,U=null,F=null,M=0,N=g.length;N--;)M+=g[N].unit.byteLength;for(var G=0,B=g.length;G<B;G++){var V=g[G],K=V.unit,Y=V.pts;if(null!==F){v[G-1].duration=Math.round((Y-F)/d)}else{if(a&&"aac"===n.segmentCodec&&(Y=b),U=Y,!(M>0))return;M+=S;try{O=new Uint8Array(M)}catch(n){return void this.observer.emit(e.ERROR,e.ERROR,{type:t.MUX_ERROR,details:r.REMUX_ALLOC_ERROR,fatal:!1,error:n,bytes:M,reason:"fail allocating audio mdat "+M})}m||(new DataView(O.buffer).setUint32(0,M),O.set(je.types.mdat,4))}O.set(K,S);var z=K.byteLength;S+=z,v.push(new rt(!0,c,z,0)),F=Y}var H=v.length;if(H){var j=v[v.length-1];this.nextAudioPts=b=F+d*j.duration;var W=m?new Uint8Array(0):je.moof(n.sequenceNumber++,U/d,p({},n,{samples:v}));n.samples=[];var q=U/u,X=b/u,Z={data1:W,data2:O,startPTS:q,endPTS:X,startDTS:q,endDTS:X,type:"audio",hasAudio:!0,hasVideo:!1,nb:H};return this.isAudioContiguous=!0,Z}},i.remuxEmptyAudio=function(e,t,r,n){var i=e.inputTimeScale,a=i/(e.samplerate?e.samplerate:i),s=this.nextAudioPts,o=this._initDTS,u=9e4*o.baseTime/o.timescale,d=(null!==s?s:n.startDTS*i)+u,c=n.endDTS*i+u,h=1024*a,f=Math.ceil((c-d)/h),p=ze.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);if(l.warn("[mp4-remuxer]: remux empty Audio"),p){for(var m=[],v=0;v<f;v++){var y=d+v*h;m.push({unit:p,pts:y,dts:y})}return e.samples=m,this.remuxAudio(e,t,r,!1)}l.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec")},n}();function Qe(e,t){var r;if(null===t)return e;for(r=t<e?-8589934592:8589934592;Math.abs(e-t)>4294967296;)e+=r;return e}function $e(e,t,r,n){var i=e.samples.length;if(i){for(var a=e.inputTimeScale,s=0;s<i;s++){var o=e.samples[s];o.pts=Qe(o.pts-r.baseTime*a/r.timescale,t*a)/a,o.dts=Qe(o.dts-n.baseTime*a/n.timescale,t*a)/a}var u=e.samples;return e.samples=[],{samples:u}}}function et(e,t,r){var n=e.samples.length;if(n){for(var i=e.inputTimeScale,a=0;a<n;a++){var s=e.samples[a];s.pts=Qe(s.pts-r.baseTime*i/r.timescale,t*i)/i}e.samples.sort((function(e,t){return e.pts-t.pts}));var o=e.samples;return e.samples=[],{samples:o}}}var tt,rt=function(e,t,r,n){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=t,this.size=r,this.cts=n,this.flags=new nt(e)},nt=function(e){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=e?2:1,this.isNonSync=e?0:1},it=function(){function e(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=null,this.initTracks=void 0,this.lastEndTime=null}var t=e.prototype;return t.destroy=function(){},t.resetTimeStamp=function(e){this.initPTS=e,this.lastEndTime=null},t.resetNextTimestamp=function(){this.lastEndTime=null},t.resetInitSegment=function(e,t,r,n){this.audioCodec=t,this.videoCodec=r,this.generateInitSegment($(e,n)),this.emitInitSegment=!0},t.generateInitSegment=function(e){var t=this.audioCodec,r=this.videoCodec;if(null==e||!e.byteLength)return this.initTracks=void 0,void(this.initData=void 0);var n=this.initData=Q(e);t||(t=at(n.audio,R)),r||(r=at(n.video,x));var i={};n.audio&&n.video?i.audiovideo={container:"video/mp4",codec:t+","+r,initSegment:e,id:"main"}:n.audio?i.audio={container:"audio/mp4",codec:t,initSegment:e,id:"audio"}:n.video?i.video={container:"video/mp4",codec:r,initSegment:e,id:"main"}:l.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=i},t.remux=function(e,t,r,n,i,a){var s,o,u=this.initPTS,d=this.lastEndTime,c={audio:void 0,video:void 0,text:n,id3:r,initSegment:void 0};f(d)||(d=this.lastEndTime=i||0);var h=t.samples;if(null==h||!h.length)return c;var p={initPTS:void 0,timescale:1},m=this.initData;if(null!=(s=m)&&s.length||(this.generateInitSegment(h),m=this.initData),null==(o=m)||!o.length)return l.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),c;this.emitInitSegment&&(p.tracks=this.initTracks,this.emitInitSegment=!1);var v=function(e,t){for(var r=0,n=0,i=0,a=Z(e,["moof","traf"]),s=0;s<a.length;s++){var o=a[s],u=Z(o,["tfhd"])[0],d=t[W(u,4)];if(d){var c=d.default,h=W(u,0)|(null==c?void 0:c.flags),l=null==c?void 0:c.duration;8&h&&(l=W(u,2&h?12:8));for(var f=d.timescale||9e4,p=Z(o,["trun"]),m=0;m<p.length;m++)!(r=ee(p[m]))&&l&&(r=l*W(p[m],4)),d.type===x?n+=r/f:d.type===R&&(i+=r/f)}}if(0===n&&0===i){for(var v=0,y=Z(e,["sidx"]),g=0;g<y.length;g++){var S=J(y[g]);null!=S&&S.references&&(v+=S.references.reduce((function(e,t){return e+t.info.duration||0}),0))}return v}return n||i}(h,m),y=function(e,t){return Z(t,["moof","traf"]).reduce((function(t,r){var n=Z(r,["tfdt"])[0],i=n[0],a=Z(r,["tfhd"]).reduce((function(t,r){var a=W(r,4),s=e[a];if(s){var o=W(n,4);if(1===i){if(o===K)return l.warn("[mp4-demuxer]: Ignoring assumed invalid signed 64-bit track fragment decode time"),t;o*=K+1,o+=W(n,8)}var u=o/(s.timescale||9e4);if(isFinite(u)&&(null===t||u<t))return u}return t}),null);return null!==a&&isFinite(a)&&(null===t||a<t)?a:t}),null)}(m,h),g=null===y?i:y;(function(e,t,r,n){if(null===e)return!0;var i=Math.max(n,1),a=t-e.baseTime/e.timescale;return Math.abs(a-r)>i}(u,g,i,v)||p.timescale!==u.timescale&&a)&&(p.initPTS=g-i,u&&1===u.timescale&&l.warn("Adjusting initPTS by "+(p.initPTS-u.baseTime)),this.initPTS=u={baseTime:p.initPTS,timescale:1});var S=e?g-u.baseTime/u.timescale:d,b=S+v;!function(e,t,r){Z(t,["moof","traf"]).forEach((function(t){Z(t,["tfhd"]).forEach((function(n){var i=W(n,4),a=e[i];if(a){var s=a.timescale||9e4;Z(t,["tfdt"]).forEach((function(e){var t=e[0],n=W(e,4);if(0===t)n-=r*s,X(e,4,n=Math.max(n,0));else{n*=Math.pow(2,32),n+=W(e,8),n-=r*s,n=Math.max(n,0);var i=Math.floor(n/(K+1)),a=Math.floor(n%(K+1));X(e,4,i),X(e,8,a)}}))}}))}))}(m,h,u.baseTime/u.timescale),v>0?this.lastEndTime=b:(l.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var T=!!m.audio,E=!!m.video,A="";T&&(A+="audio"),E&&(A+="video");var _={data1:h,startPTS:S,startDTS:S,endPTS:b,endDTS:b,type:A,hasAudio:T,hasVideo:E,nb:1,dropped:0};return c.audio="audio"===_.type?_:void 0,c.video="audio"!==_.type?_:void 0,c.initSegment=p,c.id3=$e(r,i,u,u),n.samples.length&&(c.text=et(n,i,u)),c},e}();function at(e,t){var r=null==e?void 0:e.codec;return r&&r.length>4?r:"hvc1"===r||"hev1"===r?"hvc1.1.6.L120.90":"av01"===r?"av01.0.04M.08":"avc1"===r||t===x?"avc1.42e01e":"mp4a.40.5"}try{tt=self.performance.now.bind(self.performance)}catch(e){l.debug("Unable to use Performance API on this environment"),tt="undefined"!=typeof self&&self.Date.now}var st=[{demux:Ee,remux:it},{demux:Fe,remux:Je},{demux:be,remux:Je},{demux:Ye,remux:Je}],ot=function(){function n(e,t,r,n,i){this.async=!1,this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=e,this.typeSupported=t,this.config=r,this.vendor=n,this.id=i}var i=n.prototype;return i.configure=function(e){this.transmuxConfig=e,this.decrypter&&this.decrypter.reset()},i.push=function(n,i,a,s){var o=this,u=a.transmuxing;u.executeStart=tt();var d=new Uint8Array(n),c=this.currentTransmuxState,h=this.transmuxConfig;s&&(this.currentTransmuxState=s);var f=s||c,p=f.contiguous,m=f.discontinuity,v=f.trackSwitch,y=f.accurateTimeOffset,g=f.timeOffset,S=f.initSegmentChange,b=h.audioCodec,T=h.videoCodec,E=h.defaultInitPts,A=h.duration,R=h.initSegmentData,x=function(e,t){var r=null;e.byteLength>0&&null!=t&&null!=t.key&&null!==t.iv&&null!=t.method&&(r=t);return r}(d,i);if(x&&"AES-128"===x.method){var _=this.getDecrypter();if(!_.isSync())return this.decryptionPromise=_.webCryptoDecrypt(d,x.key.buffer,x.iv.buffer).then((function(e){var t=o.push(e,null,a);return o.decryptionPromise=null,t})),this.decryptionPromise;var w=_.softwareDecrypt(d,x.key.buffer,x.iv.buffer);if(a.part>-1&&(w=_.flush()),!w)return u.executeEnd=tt(),ut(a);d=new Uint8Array(w)}var k=this.needsProbing(m,v);if(k){var D=this.configureTransmuxer(d);if(D)return l.warn("[transmuxer] "+D.message),this.observer.emit(e.ERROR,e.ERROR,{type:t.MEDIA_ERROR,details:r.FRAG_PARSING_ERROR,fatal:!1,error:D,reason:D.message}),u.executeEnd=tt(),ut(a)}(m||v||S||k)&&this.resetInitSegment(R,b,T,A,i),(m||S||k)&&this.resetInitialTimestamp(E),p||this.resetContiguity();var I=this.transmux(d,x,g,y,a),P=this.currentTransmuxState;return P.contiguous=!0,P.discontinuity=!1,P.trackSwitch=!1,u.executeEnd=tt(),I},i.flush=function(e){var t=this,r=e.transmuxing;r.executeStart=tt();var n=this.decrypter,i=this.currentTransmuxState,a=this.decryptionPromise;if(a)return a.then((function(){return t.flush(e)}));var s=[],o=i.timeOffset;if(n){var u=n.flush();u&&s.push(this.push(u,null,e))}var d=this.demuxer,c=this.remuxer;if(!d||!c)return r.executeEnd=tt(),[ut(e)];var h=d.flush(o);return dt(h)?h.then((function(r){return t.flushRemux(s,r,e),s})):(this.flushRemux(s,h,e),s)},i.flushRemux=function(e,t,r){var n=t.audioTrack,i=t.videoTrack,a=t.id3Track,s=t.textTrack,o=this.currentTransmuxState,u=o.accurateTimeOffset,d=o.timeOffset;l.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var c=this.remuxer.remux(n,i,a,s,d,u,!0,this.id);e.push({remuxResult:c,chunkMeta:r}),r.transmuxing.executeEnd=tt()},i.resetInitialTimestamp=function(e){var t=this.demuxer,r=this.remuxer;t&&r&&(t.resetTimeStamp(e),r.resetTimeStamp(e))},i.resetContiguity=function(){var e=this.demuxer,t=this.remuxer;e&&t&&(e.resetContiguity(),t.resetNextTimestamp())},i.resetInitSegment=function(e,t,r,n,i){var a=this.demuxer,s=this.remuxer;a&&s&&(a.resetInitSegment(e,t,r,n),s.resetInitSegment(e,t,r,i))},i.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},i.transmux=function(e,t,r,n,i){return t&&"SAMPLE-AES"===t.method?this.transmuxSampleAes(e,t,r,n,i):this.transmuxUnencrypted(e,r,n,i)},i.transmuxUnencrypted=function(e,t,r,n){var i=this.demuxer.demux(e,t,!1,!this.config.progressive),a=i.audioTrack,s=i.videoTrack,o=i.id3Track,u=i.textTrack;return{remuxResult:this.remuxer.remux(a,s,o,u,t,r,!1,this.id),chunkMeta:n}},i.transmuxSampleAes=function(e,t,r,n,i){var a=this;return this.demuxer.demuxSampleAes(e,t,r).then((function(e){return{remuxResult:a.remuxer.remux(e.audioTrack,e.videoTrack,e.id3Track,e.textTrack,r,n,!1,a.id),chunkMeta:i}}))},i.configureTransmuxer=function(e){for(var t,r=this.config,n=this.observer,i=this.typeSupported,a=this.vendor,s=0,o=st.length;s<o;s++)if(st[s].demux.probe(e)){t=st[s];break}if(!t)return new Error("Failed to find demuxer by probing fragment data");var u=this.demuxer,d=this.remuxer,c=t.remux,h=t.demux;d&&d instanceof c||(this.remuxer=new c(n,r,i,a)),u&&u instanceof h||(this.demuxer=new h(n,r,i),this.probe=h.probe)},i.needsProbing=function(e,t){return!this.demuxer||!this.remuxer||e||t},i.getDecrypter=function(){var e=this.decrypter;return e||(e=this.decrypter=new se(this.config)),e},n}();var ut=function(e){return{remuxResult:{},chunkMeta:e}};function dt(e){return"then"in e&&e.then instanceof Function}var ct={exports:{}};!function(e){var t=Object.prototype.hasOwnProperty,r="~";function n(){}function i(e,t,r){this.fn=e,this.context=t,this.once=r||!1}function a(e,t,n,a,s){if("function"!=typeof n)throw new TypeError("The listener must be a function");var o=new i(n,a||e,s),u=r?r+t:t;return e._events[u]?e._events[u].fn?e._events[u]=[e._events[u],o]:e._events[u].push(o):(e._events[u]=o,e._eventsCount++),e}function s(e,t){0==--e._eventsCount?e._events=new n:delete e._events[t]}function o(){this._events=new n,this._eventsCount=0}Object.create&&(n.prototype=Object.create(null),(new n).__proto__||(r=!1)),o.prototype.eventNames=function(){var e,n,i=[];if(0===this._eventsCount)return i;for(n in e=this._events)t.call(e,n)&&i.push(r?n.slice(1):n);return Object.getOwnPropertySymbols?i.concat(Object.getOwnPropertySymbols(e)):i},o.prototype.listeners=function(e){var t=r?r+e:e,n=this._events[t];if(!n)return[];if(n.fn)return[n.fn];for(var i=0,a=n.length,s=new Array(a);i<a;i++)s[i]=n[i].fn;return s},o.prototype.listenerCount=function(e){var t=r?r+e:e,n=this._events[t];return n?n.fn?1:n.length:0},o.prototype.emit=function(e,t,n,i,a,s){var o=r?r+e:e;if(!this._events[o])return!1;var u,d,c=this._events[o],h=arguments.length;if(c.fn){switch(c.once&&this.removeListener(e,c.fn,void 0,!0),h){case 1:return c.fn.call(c.context),!0;case 2:return c.fn.call(c.context,t),!0;case 3:return c.fn.call(c.context,t,n),!0;case 4:return c.fn.call(c.context,t,n,i),!0;case 5:return c.fn.call(c.context,t,n,i,a),!0;case 6:return c.fn.call(c.context,t,n,i,a,s),!0}for(d=1,u=new Array(h-1);d<h;d++)u[d-1]=arguments[d];c.fn.apply(c.context,u)}else{var l,f=c.length;for(d=0;d<f;d++)switch(c[d].once&&this.removeListener(e,c[d].fn,void 0,!0),h){case 1:c[d].fn.call(c[d].context);break;case 2:c[d].fn.call(c[d].context,t);break;case 3:c[d].fn.call(c[d].context,t,n);break;case 4:c[d].fn.call(c[d].context,t,n,i);break;default:if(!u)for(l=1,u=new Array(h-1);l<h;l++)u[l-1]=arguments[l];c[d].fn.apply(c[d].context,u)}}return!0},o.prototype.on=function(e,t,r){return a(this,e,t,r,!1)},o.prototype.once=function(e,t,r){return a(this,e,t,r,!0)},o.prototype.removeListener=function(e,t,n,i){var a=r?r+e:e;if(!this._events[a])return this;if(!t)return s(this,a),this;var o=this._events[a];if(o.fn)o.fn!==t||i&&!o.once||n&&o.context!==n||s(this,a);else{for(var u=0,d=[],c=o.length;u<c;u++)(o[u].fn!==t||i&&!o[u].once||n&&o[u].context!==n)&&d.push(o[u]);d.length?this._events[a]=1===d.length?d[0]:d:s(this,a)}return this},o.prototype.removeAllListeners=function(e){var t;return e?(t=r?r+e:e,this._events[t]&&s(this,t)):(this._events=new n,this._eventsCount=0),this},o.prototype.off=o.prototype.removeListener,o.prototype.addListener=o.prototype.on,o.prefixed=r,o.EventEmitter=o,e.exports=o}(ct);var ht=y(ct.exports);function lt(e,t){if(!((r=t.remuxResult).audio||r.video||r.text||r.id3||r.initSegment))return!1;var r,n=[],i=t.remuxResult,a=i.audio,s=i.video;return a&&ft(n,a),s&&ft(n,s),e.postMessage({event:"transmuxComplete",data:t},n),!0}function ft(e,t){t.data1&&e.push(t.data1.buffer),t.data2&&e.push(t.data2.buffer)}function pt(e,t,r){t.reduce((function(t,r){return lt(e,r)||t}),!1)||e.postMessage({event:"transmuxComplete",data:t[0]}),e.postMessage({event:"flush",data:r})}!function(n){var i=new ht,a=function(e,t){n.postMessage({event:e,data:t})};i.on(e.FRAG_DECRYPTED,a),i.on(e.ERROR,a);var s=function(){var e=function(e){var t=function(t){a("workerLog",{logType:e,message:t})};l[e]=t};for(var t in l)e(t)};n.addEventListener("message",(function(o){var u=o.data;switch(u.cmd){case"init":var d=JSON.parse(u.config);n.transmuxer=new ot(i,u.typeSupported,d,u.vendor,u.id),h(d.debug,u.id),s(),a("init",null);break;case"configure":n.transmuxer.configure(u.config);break;case"demux":var c=n.transmuxer.push(u.data,u.decryptdata,u.chunkMeta,u.state);dt(c)?(n.transmuxer.async=!0,c.then((function(e){lt(n,e)})).catch((function(n){a(e.ERROR,{type:t.MEDIA_ERROR,details:r.FRAG_PARSING_ERROR,chunkMeta:u.chunkMeta,fatal:!1,error:n,err:n,reason:"transmuxer-worker push error"})}))):(n.transmuxer.async=!1,lt(n,c));break;case"flush":var l=u.chunkMeta,f=n.transmuxer.flush(l);dt(f)||n.transmuxer.async?(dt(f)||(f=Promise.resolve(f)),f.then((function(e){pt(n,e,l)})).catch((function(n){a(e.ERROR,{type:t.MEDIA_ERROR,details:r.FRAG_PARSING_ERROR,chunkMeta:u.chunkMeta,fatal:!1,error:n,err:n,reason:"transmuxer-worker flush error"})}))):pt(n,f,l)}}))}(self)}();
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