diff --git a/THIRD_PARTY.txt b/THIRD_PARTY.txt index a5d72916..d68a1ee2 100644 --- a/THIRD_PARTY.txt +++ b/THIRD_PARTY.txt @@ -1150,7 +1150,7 @@ https://cdnjs.cloudflare.com/ajax/libs/highlight.js/9.18.5/styles/zenburn.min.cs https://cdnjs.cloudflare.com/ajax/libs/history/4.10.1/history.min.js https://cdnjs.cloudflare.com/ajax/libs/history/5.3.0/history.production.min.js https://cdnjs.cloudflare.com/ajax/libs/hls.js/0.14.17/hls.min.js -https://cdnjs.cloudflare.com/ajax/libs/hls.js/1.2.0/hls.min.js +https://cdnjs.cloudflare.com/ajax/libs/hls.js/1.2.1/hls.min.js https://cdnjs.cloudflare.com/ajax/libs/hogan.js/3.0.2/hogan.min.js https://cdnjs.cloudflare.com/ajax/libs/instantsearch.js/3.7.0/instantsearch.production.min.js https://cdnjs.cloudflare.com/ajax/libs/instantsearch.js/4.44.0/instantsearch.production.min.js diff --git a/modules/internal/targets.js b/modules/internal/targets.js index 43c0ad45..9da9d8e9 100644 --- a/modules/internal/targets.js +++ b/modules/internal/targets.js @@ -235,7 +235,7 @@ targets.setLastVersion = function (type, version) { if (type.startsWith('/history/4.')) return '4.10.1'; if (type.startsWith('/history/5.')) return '5.3.0'; if (type.startsWith('/hls.js/0.')) return '0.14.17'; - if (type.startsWith('/hls.js/1.')) return '1.2.0'; + if (type.startsWith('/hls.js/1.')) return '1.2.1'; if (type.startsWith('/hogan.js/')) return '3.0.2'; if (type.startsWith('/instantsearch.css/7.')) return '7.4.5'; if (type.startsWith('/instantsearch.js/3.')) return '3.7.0'; diff --git a/pages/updates/updates.html b/pages/updates/updates.html index 766b7806..7d226046 100644 --- a/pages/updates/updates.html +++ b/pages/updates/updates.html @@ -39,6 +39,7 @@
  • materialicons v135 -> v138 (#1108)
  • gsap v3.10.4 -> v3.11.0 (#1109)
  • webrtc-adapter v8.1.1 -> v8.1.2 (#1110)
    • +
  • hls.js v1.2.0 -> v1.2.1 (#1111)
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i})),function(t){t.MEDIA_ATTACHING="hlsMediaAttaching",t.MEDIA_ATTACHED="hlsMediaAttached",t.MEDIA_DETACHING="hlsMediaDetaching",t.MEDIA_DETACHED="hlsMediaDetached",t.BUFFER_RESET="hlsBufferReset",t.BUFFER_CODECS="hlsBufferCodecs",t.BUFFER_CREATED="hlsBufferCreated",t.BUFFER_APPENDING="hlsBufferAppending",t.BUFFER_APPENDED="hlsBufferAppended",t.BUFFER_EOS="hlsBufferEos",t.BUFFER_FLUSHING="hlsBufferFlushing",t.BUFFER_FLUSHED="hlsBufferFlushed",t.MANIFEST_LOADING="hlsManifestLoading",t.MANIFEST_LOADED="hlsManifestLoaded",t.MANIFEST_PARSED="hlsManifestParsed",t.LEVEL_SWITCHING="hlsLevelSwitching",t.LEVEL_SWITCHED="hlsLevelSwitched",t.LEVEL_LOADING="hlsLevelLoading",t.LEVEL_LOADED="hlsLevelLoaded",t.LEVEL_UPDATED="hlsLevelUpdated",t.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",t.LEVELS_UPDATED="hlsLevelsUpdated",t.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",t.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",t.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",t.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",t.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",t.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",t.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",t.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",t.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",t.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",t.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",t.CUES_PARSED="hlsCuesParsed",t.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",t.INIT_PTS_FOUND="hlsInitPtsFound",t.FRAG_LOADING="hlsFragLoading",t.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",t.FRAG_LOADED="hlsFragLoaded",t.FRAG_DECRYPTED="hlsFragDecrypted",t.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",t.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",t.FRAG_PARSING_METADATA="hlsFragParsingMetadata",t.FRAG_PARSED="hlsFragParsed",t.FRAG_BUFFERED="hlsFragBuffered",t.FRAG_CHANGED="hlsFragChanged",t.FPS_DROP="hlsFpsDrop",t.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",t.ERROR="hlsError",t.DESTROYING="hlsDestroying",t.KEY_LOADING="hlsKeyLoading",t.KEY_LOADED="hlsKeyLoaded",t.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",t.BACK_BUFFER_REACHED="hlsBackBufferReached"}(i||(i={}))},function(t,e,r){"use 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n.resetInitSegment=function(e,r,i,n){t.prototype.resetInitSegment.call(this,e,r,i,n),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"aac",samples:[],manifestCodec:r,duration:n,inputTimeScale:9e4,dropped:0}},i.probe=function(t){if(!t)return!1;for(var e=(o.b(t,0)||[]).length,r=t.length;e16384?t.subarray(0,16384):t,Object(h.c)(t,["moof"]).length>0},e.demux=function(t,e){this.timeOffset=e;var r=t,i=this.videoTrack,n=this.txtTrack;if(this.config.progressive){this.remainderData&&(r=Object(h.b)(this.remainderData,t));var a=Object(h.l)(r);this.remainderData=a.remainder,i.samples=a.valid||new Uint8Array}else i.samples=r;var s=this.extractID3Track(i,e);return n.samples=Object(h.j)(e,i),{videoTrack:i,audioTrack:this.audioTrack,id3Track:s,textTrack:this.txtTrack}},e.flush=function(){var t=this.timeOffset,e=this.videoTrack,r=this.txtTrack;e.samples=this.remainderData||new Uint8Array,this.remainderData=null;var i=this.extractID3Track(e,this.timeOffset);return r.samples=Object(h.j)(t,e),{videoTrack:e,audioTrack:u(),id3Track:i,textTrack:u()}},e.extractID3Track=function(t,e){var r=this.id3Track;if(t.samples.length){var i=Object(h.c)(t.samples,["emsg"]);i&&i.forEach((function(t){var i=Object(h.g)(t);if(k.test(i.schemeIdUri)){var n=Object(s.a)(i.presentationTime)?i.presentationTime/i.timeScale:e+i.presentationTimeDelta/i.timeScale,a=i.payload;r.samples.push({data:a,len:a.byteLength,dts:n,pts:n,type:l.a.emsg})}}))}return r},e.demuxSampleAes=function(t,e,r){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))},e.destroy=function(){},t}();_.minProbeByteLength=1024;var I=_,O=null,w=[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],C=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],x=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],P=[0,1,1,4];function M(t,e,r,i,n){if(!(r+24>e.length)){var a=F(e,r);if(a&&r+a.frameLength<=e.length){var s=i+n*(9e4*a.samplesPerFrame/a.sampleRate),o={unit:e.subarray(r,r+a.frameLength),pts:s,dts:s};return t.config=[],t.channelCount=a.channelCount,t.samplerate=a.sampleRate,t.samples.push(o),{sample:o,length:a.frameLength,missing:0}}}}function F(t,e){var r=t[e+1]>>3&3,i=t[e+1]>>1&3,n=t[e+2]>>4&15,a=t[e+2]>>2&3;if(1!==r&&0!==n&&15!==n&&3!==a){var s=t[e+2]>>1&1,o=t[e+3]>>6,l=1e3*w[14*(3===r?3-i:3===i?3:4)+n-1],u=C[3*(3===r?0:2===r?1:2)+a],h=3===o?1:2,d=x[r][i],c=P[i],f=8*d*c,g=Math.floor(d*l/u+s)*c;if(null===O){var v=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);O=v?parseInt(v[1]):0}return!!O&&O<=87&&2===i&&l>=224e3&&0===o&&(t[e+3]=128|t[e+3]),{sampleRate:u,channelCount:h,frameLength:g,samplesPerFrame:f}}}function N(t,e){return 255===t[e]&&224==(224&t[e+1])&&0!=(6&t[e+1])}function U(t,e){return e+1t?(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)},e.readBits=function(t){var e=Math.min(this.bitsAvailable,t),r=this.word>>>32-e;return t>32&&v.b.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<>>t))return this.word<<=t,this.bitsAvailable-=t,t;return this.loadWord(),t+this.skipLZ()},e.skipUEG=function(){this.skipBits(1+this.skipLZ())},e.skipEG=function(){this.skipBits(1+this.skipLZ())},e.readUEG=function(){var t=this.skipLZ();return this.readBits(t+1)-1},e.readEG=function(){var t=this.readUEG();return 1&t?1+t>>>1:-1*(t>>>1)},e.readBoolean=function(){return 1===this.readBits(1)},e.readUByte=function(){return this.readBits(8)},e.readUShort=function(){return this.readBits(16)},e.readUInt=function(){return this.readBits(32)},e.skipScalingList=function(t){for(var e=8,r=8,i=0;i=t.length)return void r();if(!(t[e].unit.length<32)){var i=this.decrypter.isSync();if(this.decryptAacSample(t,e,r,i),!i)return}}},e.getAvcEncryptedData=function(t){for(var e=16*Math.floor((t.length-48)/160)+16,r=new Int8Array(e),i=0,n=32;n=t.length)return void i();for(var n=t[e].units;!(r>=n.length);r++){var a=n[r];if(!(a.data.length<=48||1!==a.type&&5!==a.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(t,e,r,i,a,s),!s)return}}}},t}();function K(){return(K=Object.assign?Object.assign.bind():function(t){for(var e=1;e>4>1){if((I=R+5+e[R+4])===R+188)continue}else I=R+4;switch(_){case f:k&&(g&&(o=q(g))&&this.parseAVCPES(l,c,o,!1),g={data:[],size:0}),g&&(g.data.push(e.subarray(I,R+188)),g.size+=R+188-I);break;case p:if(k){if(y&&(o=q(y)))switch(u.segmentCodec){case"aac":this.parseAACPES(u,o);break;case"mp3":this.parseMPEGPES(u,o)}y={data:[],size:0}}y&&(y.data.push(e.subarray(I,R+188)),y.size+=R+188-I);break;case m:k&&(T&&(o=q(T))&&this.parseID3PES(d,o),T={data:[],size:0}),T&&(T.data.push(e.subarray(I,R+188)),T.size+=R+188-I);break;case 0:k&&(I+=e[I]+1),S=this._pmtId=W(e,I);break;case S:k&&(I+=e[I]+1);var O=Y(e,I,this.typeSupported,a);(f=O.avc)>0&&(l.pid=f),(p=O.audio)>0&&(u.pid=p,u.segmentCodec=O.segmentCodec),(m=O.id3)>0&&(d.pid=m),b&&!E&&(v.b.log("reparse from beginning"),b=!1,R=A-188),E=this.pmtParsed=!0;break;case 17:case 8191:break;default:b=!0}}else D++;D>0&&this.observer.emit(i.a.ERROR,i.a.ERROR,{type:n.b.MEDIA_ERROR,details:n.a.FRAG_PARSING_ERROR,fatal:!1,reason:"Found "+D+" TS packet/s that do not start with 0x47"}),l.pesData=g,u.pesData=y,d.pesData=T;var w={audioTrack:u,videoTrack:l,id3Track:d,textTrack:c};return s&&this.extractRemainingSamples(w),w},e.flush=function(){var t,e=this.remainderData;return this.remainderData=null,t=e?this.demux(e,-1,!1,!0):{videoTrack:this._avcTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(t),this.sampleAes?this.decrypt(t,this.sampleAes):t},e.extractRemainingSamples=function(t){var e,r=t.audioTrack,i=t.videoTrack,n=t.id3Track,a=t.textTrack,s=i.pesData,o=r.pesData,l=n.pesData;if(s&&(e=q(s))?(this.parseAVCPES(i,a,e,!0),i.pesData=null):i.pesData=s,o&&(e=q(o))){switch(r.segmentCodec){case"aac":this.parseAACPES(r,e);break;case"mp3":this.parseMPEGPES(r,e)}r.pesData=null}else null!=o&&o.size&&v.b.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=o;l&&(e=q(l))?(this.parseID3PES(n,e),n.pesData=null):n.pesData=l},e.demuxSampleAes=function(t,e,r){var i=this.demux(t,r,!0,!this.config.progressive),n=this.sampleAes=new j(this.observer,this.config,e);return this.decrypt(i,n)},e.decrypt=function(t,e){return new Promise((function(r){var i=t.audioTrack,n=t.videoTrack;i.samples&&"aac"===i.segmentCodec?e.decryptAacSamples(i.samples,0,(function(){n.samples?e.decryptAvcSamples(n.samples,0,0,(function(){r(t)})):r(t)})):n.samples&&e.decryptAvcSamples(n.samples,0,0,(function(){r(t)}))}))},e.destroy=function(){this._duration=0},e.parseAVCPES=function(t,e,r,i){var n,a=this,s=this.parseAVCNALu(t,r.data),o=this.avcSample,l=!1;r.data=null,o&&s.length&&!t.audFound&&(z(o,t),o=this.avcSample=V(!1,r.pts,r.dts,"")),s.forEach((function(i){switch(i.type){case 1:n=!0,o||(o=a.avcSample=V(!0,r.pts,r.dts,"")),o.frame=!0;var s=i.data;if(l&&s.length>4){var u=new G(s).readSliceType();2!==u&&4!==u&&7!==u&&9!==u||(o.key=!0)}break;case 5:n=!0,o||(o=a.avcSample=V(!0,r.pts,r.dts,"")),o.key=!0,o.frame=!0;break;case 6:n=!0,Object(h.i)(X(i.data),r.pts,e.samples);break;case 7:if(n=!0,l=!0,!t.sps){var d=new G(i.data).readSPS();t.width=d.width,t.height=d.height,t.pixelRatio=d.pixelRatio,t.sps=[i.data],t.duration=a._duration;for(var c=i.data.subarray(1,4),f="avc1.",g=0;g<3;g++){var v=c[g].toString(16);v.length<2&&(v="0"+v),f+=v}t.codec=f}break;case 8:n=!0,t.pps||(t.pps=[i.data]);break;case 9:n=!1,t.audFound=!0,o&&z(o,t),o=a.avcSample=V(!1,r.pts,r.dts,"");break;case 12:n=!0;break;default:n=!1,o&&(o.debug+="unknown NAL "+i.type+" ")}o&&n&&o.units.push(i)})),i&&o&&(z(o,t),this.avcSample=null)},e.getLastNalUnit=function(t){var e,r,i=this.avcSample;if(i&&0!==i.units.length||(i=t[t.length-1]),null!==(e=i)&&void 0!==e&&e.units){var n=i.units;r=n[n.length-1]}return r},e.parseAVCNALu=function(t,e){var r,i,n=e.byteLength,a=t.naluState||0,s=a,o=[],l=0,u=-1,h=0;for(-1===a&&(u=0,h=31&e[0],a=0,l=1);l=0){var d={data:e.subarray(u,l-a-1),type:h};o.push(d)}else{var c=this.getLastNalUnit(t.samples);if(c&&(s&&l<=4-s&&c.state&&(c.data=c.data.subarray(0,c.data.byteLength-s)),(i=l-a-1)>0)){var f=new Uint8Array(c.data.byteLength+i);f.set(c.data,0),f.set(e.subarray(0,i),c.data.byteLength),c.data=f,c.state=0}}l=0&&a>=0){var g={data:e.subarray(u,n),type:h,state:a};o.push(g)}if(0===o.length){var v=this.getLastNalUnit(t.samples);if(v){var p=new Uint8Array(v.data.byteLength+e.byteLength);p.set(v.data,0),p.set(e,v.data.byteLength),v.data=p}}return t.naluState=a,o},e.parseAACPES=function(t,e){var r,a,s,o,l,u=0,h=this.aacOverFlow,d=e.data;if(h){this.aacOverFlow=null;var c=h.missing,f=h.sample.unit.byteLength;if(-1===c){var g=new Uint8Array(f+d.byteLength);g.set(h.sample.unit,0),g.set(d,f),d=g}else{var p=f-c;h.sample.unit.set(d.subarray(0,c),p),t.samples.push(h.sample),u=h.missing}}for(r=u,a=d.length;r1;){var l=new Uint8Array(o[0].length+o[1].length);l.set(o[0]),l.set(o[1],o[0].length),o[0]=l,o.splice(1,1)}if(1===((e=o[0])[0]<<16)+(e[1]<<8)+e[2]){if((r=(e[4]<<8)+e[5])&&r>t.size-6)return null;var u=e[7];192&u&&(n=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,64&u?n-(a=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2)>54e5&&(v.b.warn(Math.round((n-a)/9e4)+"s delta between PTS and DTS, align them"),n=a):a=n);var h=(i=e[8])+9;if(t.size<=h)return null;t.size-=h;for(var d=new Uint8Array(t.size),c=0,f=o.length;cg){h-=g;continue}e=e.subarray(h),g-=h,h=0}d.set(e,s),s+=g}return r&&(r-=i+3),{data:d,pts:n,dts:a,len:r}}return null}function z(t,e){if(t.units.length&&t.frame){if(void 0===t.pts){var r=e.samples,i=r.length;if(!i)return void e.dropped++;var n=r[i-1];t.pts=n.pts,t.dts=n.dts}e.samples.push(t)}t.debug.length&&v.b.log(t.pts+"/"+t.dts+":"+t.debug)}function X(t){for(var e=t.byteLength,r=[],i=1;i0?this.lastEndDTS=m:(v.b.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var y=!!f.audio,T=!!f.video,b="";y&&(b+="audio"),T&&(b+="video");var E={data1:d,startPTS:p,startDTS:p,endPTS:m,endDTS:m,type:b,hasAudio:y,hasVideo:T,nb:1,dropped:0};u.audio="audio"===E.type?E:void 0,u.video="audio"!==E.type?E:void 0,u.initSegment=c;var S=null!=(a=this.initPTS)?a:0;return u.id3=Object(tt.b)(r,n,S,S),i.samples.length&&(u.text=Object(tt.c)(i,n,S)),u},t}(),it=function(t,e,r){return Object(h.e)(t,e)-r};function nt(t,e){var r=null==t?void 0:t.codec;return r&&r.length>4?r:"hvc1"===r||"hev1"===r?"hvc1.1.c.L120.90":"av01"===r?"av01.0.04M.08":"avc1"===r||e===et.a.VIDEO?"avc1.42e01e":"mp4a.40.5"}var at,st=rt,ot=r(15);try{at=self.performance.now.bind(self.performance)}catch(t){v.b.debug("Unable to use Performance API on this environment"),at=self.Date.now}var lt=[{demux:Q,remux:tt.a},{demux:I,remux:st},{demux:R,remux:tt.a},{demux:Z,remux:tt.a}],ut=1024;lt.forEach((function(t){var e=t.demux;ut=Math.max(ut,e.minProbeByteLength)}));var ht=function(){function t(t,e,r,i,n){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.cache=new ot.a,this.observer=t,this.typeSupported=e,this.config=r,this.vendor=i,this.id=n}var e=t.prototype;return e.configure=function(t){this.transmuxConfig=t,this.decrypter&&this.decrypter.reset()},e.push=function(t,e,r,i){var n=this,a=r.transmuxing;a.executeStart=at();var s=new Uint8Array(t),o=this.cache,l=this.config,u=this.currentTransmuxState,d=this.transmuxConfig;i&&(this.currentTransmuxState=i);var c=function(t,e){var r=null;t.byteLength>0&&null!=e&&null!=e.key&&null!==e.iv&&null!=e.method&&(r=e);return r}(s,e);if(c&&"AES-128"===c.method){var f=this.getDecrypter();if(!l.enableSoftwareAES)return this.decryptionPromise=f.webCryptoDecrypt(s,c.key.buffer,c.iv.buffer).then((function(t){var e=n.push(t,null,r);return n.decryptionPromise=null,e})),this.decryptionPromise;var g=f.softwareDecrypt(s,c.key.buffer,c.iv.buffer);if(!g)return a.executeEnd=at(),dt(r);s=new Uint8Array(g)}var v=i||u,p=v.contiguous,m=v.discontinuity,y=v.trackSwitch,T=v.accurateTimeOffset,b=v.timeOffset,E=v.initSegmentChange,S=d.audioCodec,L=d.videoCodec,A=d.defaultInitPts,D=d.duration,R=d.initSegmentData;if((m||y||E)&&this.resetInitSegment(R,S,L,D),(m||E)&&this.resetInitialTimestamp(A),p||this.resetContiguity(),this.needsProbing(s,m,y)){if(o.dataLength){var k=o.flush();s=Object(h.b)(k,s)}this.configureTransmuxer(s,d)}var _=this.transmux(s,c,b,T,r),I=this.currentTransmuxState;return I.contiguous=!0,I.discontinuity=!1,I.trackSwitch=!1,a.executeEnd=at(),_},e.flush=function(t){var e=this,r=t.transmuxing;r.executeStart=at();var a=this.decrypter,s=this.cache,o=this.currentTransmuxState,l=this.decryptionPromise;if(l)return l.then((function(){return e.flush(t)}));var u=[],h=o.timeOffset;if(a){var d=a.flush();d&&u.push(this.push(d,null,t))}var c=s.dataLength;s.reset();var f=this.demuxer,g=this.remuxer;if(!f||!g)return c>=ut&&this.observer.emit(i.a.ERROR,i.a.ERROR,{type:n.b.MEDIA_ERROR,details:n.a.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),r.executeEnd=at(),[dt(t)];var v=f.flush(h);return ct(v)?v.then((function(r){return e.flushRemux(u,r,t),u})):(this.flushRemux(u,v,t),u)},e.flushRemux=function(t,e,r){var i=e.audioTrack,n=e.videoTrack,a=e.id3Track,s=e.textTrack,o=this.currentTransmuxState,l=o.accurateTimeOffset,u=o.timeOffset;v.b.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var h=this.remuxer.remux(i,n,a,s,u,l,!0,this.id);t.push({remuxResult:h,chunkMeta:r}),r.transmuxing.executeEnd=at()},e.resetInitialTimestamp=function(t){var e=this.demuxer,r=this.remuxer;e&&r&&(e.resetTimeStamp(t),r.resetTimeStamp(t))},e.resetContiguity=function(){var t=this.demuxer,e=this.remuxer;t&&e&&(t.resetContiguity(),e.resetNextTimestamp())},e.resetInitSegment=function(t,e,r,i){var n=this.demuxer,a=this.remuxer;n&&a&&(n.resetInitSegment(t,e,r,i),a.resetInitSegment(t,e,r))},e.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},e.transmux=function(t,e,r,i,n){return e&&"SAMPLE-AES"===e.method?this.transmuxSampleAes(t,e,r,i,n):this.transmuxUnencrypted(t,r,i,n)},e.transmuxUnencrypted=function(t,e,r,i){var n=this.demuxer.demux(t,e,!1,!this.config.progressive),a=n.audioTrack,s=n.videoTrack,o=n.id3Track,l=n.textTrack;return{remuxResult:this.remuxer.remux(a,s,o,l,e,r,!1,this.id),chunkMeta:i}},e.transmuxSampleAes=function(t,e,r,i,n){var a=this;return this.demuxer.demuxSampleAes(t,e,r).then((function(t){return{remuxResult:a.remuxer.remux(t.audioTrack,t.videoTrack,t.id3Track,t.textTrack,r,i,!1,a.id),chunkMeta:n}}))},e.configureTransmuxer=function(t,e){for(var r,i=this.config,n=this.observer,a=this.typeSupported,s=this.vendor,o=e.audioCodec,l=e.defaultInitPts,u=e.duration,h=e.initSegmentData,d=e.videoCodec,c=0,f=lt.length;c1?r-1:0),n=1;n>24&255,o[1]=e>>16&255,o[2]=e>>8&255,o[3]=255&e,o.set(t,4),a=0,e=8;a>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,85,196,0,0]))},t.mdia=function(e){return t.box(t.types.mdia,t.mdhd(e.timescale,e.duration),t.hdlr(e.type),t.minf(e))},t.mfhd=function(e){return t.box(t.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))},t.minf=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))},t.moof=function(e,r,i){return t.box(t.types.moof,t.mfhd(e),t.traf(i,r))},t.moov=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trak(e[r]);return t.box.apply(null,[t.types.moov,t.mvhd(e[0].timescale,e[0].duration)].concat(i).concat(t.mvex(e)))},t.mvex=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trex(e[r]);return t.box.apply(null,[t.types.mvex].concat(i))},t.mvhd=function(e,r){r*=e;var i=Math.floor(r/(a+1)),n=Math.floor(r%(a+1)),s=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,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,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,s)},t.sdtp=function(e){var r,i,n=e.samples||[],a=new Uint8Array(4+n.length);for(r=0;r>>8&255),a.push(255&n),a=a.concat(Array.prototype.slice.call(i));for(r=0;r>>8&255),s.push(255&n),s=s.concat(Array.prototype.slice.call(i));var o=t.box(t.types.avcC,new Uint8Array([1,a[3],a[4],a[5],255,224|e.sps.length].concat(a).concat([e.pps.length]).concat(s))),l=e.width,u=e.height,h=e.pixelRatio[0],d=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,l>>8&255,255&l,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]),o,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([h>>24,h>>16&255,h>>8&255,255&h,d>>24,d>>16&255,d>>8&255,255&d])))},t.esds=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]))},t.mp4a=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)))},t.mp3=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]))},t.stsd=function(e){return"audio"===e.type?"mp3"===e.segmentCodec&&"mp3"===e.codec?t.box(t.types.stsd,t.STSD,t.mp3(e)):t.box(t.types.stsd,t.STSD,t.mp4a(e)):t.box(t.types.stsd,t.STSD,t.avc1(e))},t.tkhd=function(e){var r=e.id,i=e.duration*e.timescale,n=e.width,s=e.height,o=Math.floor(i/(a+1)),l=Math.floor(i%(a+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,o>>24,o>>16&255,o>>8&255,255&o,l>>24,l>>16&255,l>>8&255,255&l,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,n>>8&255,255&n,0,0,s>>8&255,255&s,0,0]))},t.traf=function(e,r){var i=t.sdtp(e),n=e.id,s=Math.floor(r/(a+1)),o=Math.floor(r%(a+1));return t.box(t.types.traf,t.box(t.types.tfhd,new Uint8Array([0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n])),t.box(t.types.tfdt,new Uint8Array([1,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o])),t.trun(e,i.length+16+20+8+16+8+8),i)},t.trak=function(e){return e.duration=e.duration||4294967295,t.box(t.types.trak,t.tkhd(e),t.mdia(e))},t.trex=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]))},t.trun=function(e,r){var i,n,a,s,o,l,u=e.samples||[],h=u.length,d=12+16*h,c=new Uint8Array(d);for(r+=8+d,c.set([0,0,15,1,h>>>24&255,h>>>16&255,h>>>8&255,255&h,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),i=0;i>>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,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return t.box(t.types.trun,c)},t.initSegment=function(e){t.types||t.init();var r=t.moov(e),i=new Uint8Array(t.FTYP.byteLength+r.byteLength);return i.set(t.FTYP),i.set(r,t.FTYP.byteLength),i},t}();s.types=void 0,s.HDLR_TYPES=void 0,s.STTS=void 0,s.STSC=void 0,s.STCO=void 0,s.STSZ=void 0,s.VMHD=void 0,s.SMHD=void 0,s.STSD=void 0,s.FTYP=void 0,s.DINF=void 0;var o=s,l=r(0),u=r(2),h=r(1),d=r(4),c=r(9);function f(){return(f=Object.assign?Object.assign.bind():function(t){for(var e=1;e=75||v&&v>=600)}var e=t.prototype;return e.destroy=function(){},e.resetTimeStamp=function(t){h.b.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=t},e.resetNextTimestamp=function(){h.b.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},e.resetInitSegment=function(){h.b.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},e.getVideoStartPts=function(t){var e=!1,r=t.reduce((function(t,r){var i=r.pts-t;return i<-4294967296?(e=!0,y(t,r.pts)):i>0?t:r.pts}),t[0].pts);return e&&h.b.debug("PTS rollover detected"),r},e.remux=function(t,e,r,i,n,a,s,o){var l,u,c,f,g,v,p=n,m=n,E=t.pid>-1,S=e.pid>-1,L=e.samples.length,A=t.samples.length>0,D=s&&L>0||L>1;if((!E||A)&&(!S||D)||this.ISGenerated||s){this.ISGenerated||(c=this.generateIS(t,e,n));var R,k=this.isVideoContiguous,_=-1;if(D&&(_=function(t){for(var e=0;e0){h.b.warn("[mp4-remuxer]: Dropped "+_+" out of "+L+" video samples due to a missing keyframe");var I=this.getVideoStartPts(e.samples);e.samples=e.samples.slice(_),e.dropped+=_,R=m+=(e.samples[0].pts-I)/e.inputTimeScale}else-1===_&&(h.b.warn("[mp4-remuxer]: No keyframe found out of "+L+" video samples"),v=!1);if(this.ISGenerated){if(A&&D){var O=this.getVideoStartPts(e.samples),w=(y(t.samples[0].pts,O)-O)/e.inputTimeScale;p+=Math.max(0,w),m+=Math.max(0,-w)}if(A){if(t.samplerate||(h.b.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),c=this.generateIS(t,e,n)),u=this.remuxAudio(t,p,this.isAudioContiguous,a,S||D||o===d.b.AUDIO?m:void 0),D){var C=u?u.endPTS-u.startPTS:0;e.inputTimeScale||(h.b.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),c=this.generateIS(t,e,n)),l=this.remuxVideo(e,m,k,C)}}else D&&(l=this.remuxVideo(e,m,k,0));l&&(l.firstKeyFrame=_,l.independent=-1!==_,l.firstKeyFramePTS=R)}}return this.ISGenerated&&(r.samples.length&&(g=T(r,n,this._initPTS,this._initDTS)),i.samples.length&&(f=b(i,n,this._initPTS))),{audio:u,video:l,initSegment:c,independent:v,text:f,id3:g}},e.generateIS=function(t,e,r){var n,a,s,l=t.samples,u=e.samples,h=this.typeSupported,d={},c=!Object(i.a)(this._initPTS),f="audio/mp4";if(c&&(n=a=1/0),t.config&&l.length){switch(t.timescale=t.samplerate,t.segmentCodec){case"mp3":h.mpeg?(f="audio/mpeg",t.codec=""):h.mp3&&(t.codec="mp3")}d.audio={id:"audio",container:f,codec:t.codec,initSegment:"mp3"===t.segmentCodec&&h.mpeg?new Uint8Array(0):o.initSegment([t]),metadata:{channelCount:t.channelCount}},c&&(s=t.inputTimeScale,n=a=l[0].pts-Math.round(s*r))}if(e.sps&&e.pps&&u.length&&(e.timescale=e.inputTimeScale,d.video={id:"main",container:"video/mp4",codec:e.codec,initSegment:o.initSegment([e]),metadata:{width:e.width,height:e.height}},c)){s=e.inputTimeScale;var g=this.getVideoStartPts(u),v=Math.round(s*r);a=Math.min(a,y(u[0].dts,g)-v),n=Math.min(n,g-v)}if(Object.keys(d).length)return this.ISGenerated=!0,c&&(this._initPTS=n,this._initDTS=a),{tracks:d,initPTS:n,timescale:s}},e.remuxVideo=function(t,e,r,i){var n,a,s=t.inputTimeScale,d=t.samples,v=[],m=d.length,T=this._initPTS,b=this.nextAvcDts,S=8,L=this.videoSampleDuration,A=Number.POSITIVE_INFINITY,D=Number.NEGATIVE_INFINITY,R=0,k=!1;r&&null!==b||(b=e*s-(d[0].pts-y(d[0].dts,d[0].pts)));for(var _=0;_I.pts){R=Math.max(Math.min(R,I.pts-I.dts),-18e3)}I.dts0?_-1:_].dts&&(k=!0)}k&&d.sort((function(t,e){var r=t.dts-e.dts,i=t.pts-e.pts;return r||i})),n=d[0].dts;var O=(a=d[d.length-1].dts)-n,w=O?Math.round(O/(m-1)):L||t.inputTimeScale/30;if(R<0){if(R<-2*w){h.b.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(c.b)(-w,!0)+" ms");for(var C=R,x=0;xw;if(F||M<-1){F?h.b.warn("AVC: "+Object(c.b)(M,!0)+" ms ("+M+"dts) hole between fragments detected, filling it"):h.b.warn("AVC: "+Object(c.b)(-M,!0)+" ms ("+M+"dts) overlapping between fragments detected"),n=b;var N=d[0].pts-M;d[0].dts=n,d[0].pts=N,h.b.log("Video: First PTS/DTS adjusted: "+Object(c.b)(N,!0)+"/"+Object(c.b)(n,!0)+", delta: "+Object(c.b)(M,!0)+" ms")}}p&&(n=Math.max(0,n));for(var U=0,B=0,G=0;G0?$.dts-d[Q-1].dts:w;if(at.stretchShortVideoTrack&&null!==this.nextAudioPts){var ot=Math.floor(at.maxBufferHole*s),lt=(i?A+i*s:this.nextAudioPts)-$.pts;lt>ot?((L=lt-st)<0?L=st:X=!0,h.b.log("[mp4-remuxer]: It is approximately "+lt/90+" ms to the next segment; using duration "+L/90+" ms for the last video frame.")):L=st}else L=st}var ut=Math.round($.pts-$.dts);v.push(new E($.key,L,Z,ut))}if(v.length&&g&&g<70){var ht=v[0].flags;ht.dependsOn=2,ht.isNonSync=0}L=X||!L?w:L,this.nextAvcDts=b=a+L,this.videoSampleDuration=L,this.isVideoContiguous=!0;var dt={data1:o.moof(t.sequenceNumber++,n,f({},t,{samples:v})),data2:Y,startPTS:A/s,endPTS:(D+L)/s,startDTS:n/s,endDTS:b/s,type:"video",hasAudio:!1,hasVideo:!0,nb:v.length,dropped:t.dropped};return t.samples=[],t.dropped=0,dt},e.remuxAudio=function(t,e,r,i,a){var s=t.inputTimeScale,d=s/(t.samplerate?t.samplerate:s),c="aac"===t.segmentCodec?1024:1152,g=c*d,v=this._initPTS,p="mp3"===t.segmentCodec&&this.typeSupported.mpeg,m=[],T=void 0!==a,b=t.samples,S=p?0:8,L=this.nextAudioPts||-1,A=e*s;if(this.isAudioContiguous=r=r||b.length&&L>0&&(i&&Math.abs(A-L)<9e3||Math.abs(y(b[0].pts-v,A)-L)<20*g),b.forEach((function(t){t.pts=y(t.pts-v,A)})),!r||L<0){if(!(b=b.filter((function(t){return t.pts>=0}))).length)return;L=0===a?0:i&&!T?Math.max(0,A):b[0].pts}if("aac"===t.segmentCodec)for(var D=this.config.maxAudioFramesDrift,R=0,k=L;R=D*g&&w<1e4&&T){var C=Math.round(O/g);(k=I-C*g)<0&&(C--,k+=g),0===R&&(this.nextAudioPts=L=k),h.b.warn("[mp4-remuxer]: Injecting "+C+" audio frame @ "+(k/s).toFixed(3)+"s due to "+Math.round(1e3*O/s)+" ms gap.");for(var x=0;x0))return;B+=S;try{F=new Uint8Array(B)}catch(t){return void this.observer.emit(l.a.ERROR,l.a.ERROR,{type:u.b.MUX_ERROR,details:u.a.REMUX_ALLOC_ERROR,fatal:!1,bytes:B,reason:"fail allocating audio mdat "+B})}p||(new DataView(F.buffer).setUint32(0,B),F.set(o.types.mdat,4))}F.set(V,S);var Y=V.byteLength;S+=Y,m.push(new E(!0,c,Y,0)),U=W}var q=m.length;if(q){var z=m[m.length-1];this.nextAudioPts=L=U+d*z.duration;var X=p?new Uint8Array(0):o.moof(t.sequenceNumber++,N/d,f({},t,{samples:m}));t.samples=[];var Q=N/s,$=L/s,J={data1:X,data2:F,startPTS:Q,endPTS:$,startDTS:Q,endDTS:$,type:"audio",hasAudio:!0,hasVideo:!1,nb:q};return this.isAudioContiguous=!0,J}},e.remuxEmptyAudio=function(t,e,r,i){var a=t.inputTimeScale,s=a/(t.samplerate?t.samplerate:a),o=this.nextAudioPts,l=(null!==o?o:i.startDTS*a)+this._initDTS,u=i.endDTS*a+this._initDTS,d=1024*s,c=Math.ceil((u-l)/d),f=n.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);if(h.b.warn("[mp4-remuxer]: remux empty Audio"),f){for(var g=[],v=0;v4294967296;)t+=r;return t}function T(t,e,r,i){var n=t.samples.length;if(n){for(var a=t.inputTimeScale,s=0;s>>8^255&p^99,t[f]=p,e[p]=f;var m=c[f],y=c[m],T=c[y],b=257*c[p]^16843008*p;i[f]=b<<24|b>>>8,n[f]=b<<16|b>>>16,a[f]=b<<8|b>>>24,s[f]=b,b=16843009*T^65537*y^257*m^16843008*f,l[p]=b<<24|b>>>8,u[p]=b<<16|b>>>16,h[p]=b<<8|b>>>24,d[p]=b,f?(f=m^c[c[c[T^m]]],g^=c[c[g]]):f=g=1}},e.expandKey=function(t){for(var e=this.uint8ArrayToUint32Array_(t),r=!0,i=0;i0}),!1)}t.exports=function(t,e){e=e||{};var n={main:r.m},o=e.all?{main:Object.keys(n.main)}:function(t,e){for(var r={main:[e]},i={main:[]},n={main:{}};s(r);)for(var o=Object.keys(r),l=0;lNumber.MAX_SAFE_INTEGER?1/0:e},e.hexadecimalInteger=function(t){if(this[t]){var e=(this[t]||"0x").slice(2);e=(1&e.length?"0":"")+e;for(var r=new Uint8Array(e.length/2),i=0;iNumber.MAX_SAFE_INTEGER?1/0:e},e.decimalFloatingPoint=function(t){return parseFloat(this[t])},e.optionalFloat=function(t,e){var r=this[t];return r?parseFloat(r):e},e.enumeratedString=function(t){return this[t]},e.bool=function(t){return"YES"===this[t]},e.decimalResolution=function(t){var e=h.exec(this[t]);if(null!==e)return{width:parseInt(e[1],10),height:parseInt(e[2],10)}},t.parseAttrList=function(t){var e,r={};for(d.lastIndex=0;null!==(e=d.exec(t));){var i=e[2];0===i.indexOf('"')&&i.lastIndexOf('"')===i.length-1&&(i=i.slice(1,-1)),r[e[1]]=i}return r},t}();function f(){return(f=Object.assign?Object.assign.bind():function(t){for(var e=1;e=0)&&(!this.endOnNext||!!this.class)}}])&&g(e.prototype,r),n&&g(e,n),Object.defineProperty(e,"prototype",{writable:!1}),t}(),p=r(6);function m(t,e){for(var r=0;rt.endSN||e>0||0===e&&r>0,this.updated||this.advanced?this.misses=Math.floor(.6*t.misses):this.misses=t.misses+1,this.availabilityDelay=t.availabilityDelay},e=t,(r=[{key:"hasProgramDateTime",get:function(){return!!this.fragments.length&&Object(a.a)(this.fragments[this.fragments.length-1].programDateTime)}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||10}},{key:"drift",get:function(){var t=this.driftEndTime-this.driftStartTime;return t>0?1e3*(this.driftEnd-this.driftStart)/t:1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var t;return null!==(t=this.fragments)&&void 0!==t&&t.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}])&&m(e.prototype,r),i&&m(e,i),Object.defineProperty(e,"prototype",{writable:!1}),t}(),T=r(18),b={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dvav:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function E(t,e){return MediaSource.isTypeSupported((e||"video")+'/mp4;codecs="'+t+'"')}var S=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,L=/#EXT-X-MEDIA:(.*)/g,A=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),D=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(DATERANGE|KEY|MAP|PART|PART-INF|PLAYLIST-TYPE|PRELOAD-HINT|RENDITION-REPORT|SERVER-CONTROL|SKIP|START):(.+)/.source,/#EXT-X-(BITRATE|DISCONTINUITY-SEQUENCE|MEDIA-SEQUENCE|TARGETDURATION|VERSION): *(\d+)/.source,/#EXT-X-(DISCONTINUITY|ENDLIST|GAP)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),R=/\.(mp4|m4s|m4v|m4a)$/i;var k=function(){function t(){}return t.findGroup=function(t,e){for(var r=0;r2){var r=e.shift()+".";return r+=parseInt(e.shift()).toString(16),r+=("000"+parseInt(e.shift()).toString(16)).slice(-4)}return t},t.resolve=function(t,e){return n.buildAbsoluteURL(e,t,{alwaysNormalize:!0})},t.parseMasterPlaylist=function(e,r){var i,n=[],a={},s=!1;for(S.lastIndex=0;null!=(i=S.exec(e));)if(i[1]){var o=new c(i[1]),l={attrs:o,bitrate:o.decimalInteger("AVERAGE-BANDWIDTH")||o.decimalInteger("BANDWIDTH"),name:o.NAME,url:t.resolve(i[2],r)},u=o.decimalResolution("RESOLUTION");u&&(l.width=u.width,l.height=u.height),_((o.CODECS||"").split(/[ ,]+/).filter((function(t){return t})),l),l.videoCodec&&-1!==l.videoCodec.indexOf("avc1")&&(l.videoCodec=t.convertAVC1ToAVCOTI(l.videoCodec)),n.push(l)}else if(i[3]){var h=new c(i[3]);h["DATA-ID"]&&(s=!0,a[h["DATA-ID"]]=h)}return{levels:n,sessionData:s?a:null}},t.parseMasterPlaylistMedia=function(e,r,i,n){var a;void 0===n&&(n=[]);var s=[],o=0;for(L.lastIndex=0;null!==(a=L.exec(e));){var l=new c(a[1]);if(l.TYPE===i){var u={attrs:l,bitrate:0,id:o++,groupId:l["GROUP-ID"],instreamId:l["INSTREAM-ID"],name:l.NAME||l.LANGUAGE||"",type:i,default:l.bool("DEFAULT"),autoselect:l.bool("AUTOSELECT"),forced:l.bool("FORCED"),lang:l.LANGUAGE,url:l.URI?t.resolve(l.URI,r):""};if(n.length){var h=t.findGroup(n,u.groupId)||n[0];I(u,h,"audioCodec"),I(u,h,"textCodec")}s.push(u)}}return s},t.parseLevelPlaylist=function(t,e,r,i,s){var o,u,h,d=new y(e),f=d.fragments,g=null,m=0,b=0,E=0,S=0,L=null,k=new p.b(i,e),_=-1,I=!1;for(A.lastIndex=0,d.m3u8=t;null!==(o=A.exec(t));){I&&(I=!1,(k=new p.b(i,e)).start=E,k.sn=m,k.cc=S,k.level=r,g&&(k.initSegment=g,k.rawProgramDateTime=g.rawProgramDateTime,g.rawProgramDateTime=null));var C=o[1];if(C){k.duration=parseFloat(C);var x=(" "+o[2]).slice(1);k.title=x||null,k.tagList.push(x?["INF",C,x]:["INF",C])}else if(o[3])Object(a.a)(k.duration)&&(k.start=E,h&&(k.levelkey=h),k.sn=m,k.level=r,k.cc=S,k.urlId=s,f.push(k),k.relurl=(" "+o[3]).slice(1),O(k,L),L=k,E+=k.duration,m++,b=0,I=!0);else if(o[4]){var P=(" "+o[4]).slice(1);L?k.setByteRange(P,L):k.setByteRange(P)}else if(o[5])k.rawProgramDateTime=(" "+o[5]).slice(1),k.tagList.push(["PROGRAM-DATE-TIME",k.rawProgramDateTime]),-1===_&&(_=f.length);else{if(!(o=o[0].match(D))){l.b.warn("No matches on slow regex match for level playlist!");continue}for(u=1;u-1){l.b.warn("Keyformat "+$+" is not supported from the manifest");continue}if("identity"!==$)continue;Y&&(h=T.a.fromURL(e,q),q&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Y)>=0&&(h.method=Y,h.keyFormat=$,Q&&(h.keyID=Q),X&&(h.keyFormatVersions=X),h.iv=z));break;case"START":var J=new c(F).decimalFloatingPoint("TIME-OFFSET");Object(a.a)(J)&&(d.startTimeOffset=J);break;case"MAP":var Z=new c(F);if(k.duration){var tt=new p.b(i,e);w(tt,Z,r,h),g=tt,k.initSegment=g,g.rawProgramDateTime&&!k.rawProgramDateTime&&(k.rawProgramDateTime=g.rawProgramDateTime)}else w(k,Z,r,h),g=k,I=!0;break;case"SERVER-CONTROL":var et=new c(F);d.canBlockReload=et.bool("CAN-BLOCK-RELOAD"),d.canSkipUntil=et.optionalFloat("CAN-SKIP-UNTIL",0),d.canSkipDateRanges=d.canSkipUntil>0&&et.bool("CAN-SKIP-DATERANGES"),d.partHoldBack=et.optionalFloat("PART-HOLD-BACK",0),d.holdBack=et.optionalFloat("HOLD-BACK",0);break;case"PART-INF":var rt=new c(F);d.partTarget=rt.decimalFloatingPoint("PART-TARGET");break;case"PART":var it=d.partList;it||(it=d.partList=[]);var nt=b>0?it[it.length-1]:void 0,at=b++,st=new p.c(new c(F),k,e,at,nt);it.push(st),k.duration+=st.duration;break;case"PRELOAD-HINT":var ot=new c(F);d.preloadHint=ot;break;case"RENDITION-REPORT":var lt=new c(F);d.renditionReports=d.renditionReports||[],d.renditionReports.push(lt);break;default:l.b.warn("line parsed but not handled: "+o)}}}L&&!L.relurl?(f.pop(),E-=L.duration,d.partList&&(d.fragmentHint=L)):d.partList&&(O(k,L),k.cc=S,d.fragmentHint=k);var ut=f.length,ht=f[0],dt=f[ut-1];if((E+=d.skippedSegments*d.targetduration)>0&&ut&&dt){d.averagetargetduration=E/ut;var ct=dt.sn;d.endSN="initSegment"!==ct?ct:0,ht&&(d.startCC=ht.cc,ht.initSegment||d.fragments.every((function(t){return t.relurl&&(e=t.relurl,R.test(null!=(r=null===(i=n.parseURL(e))||void 0===i?void 0:i.path)?r:""));var e,r,i}))&&(l.b.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),(k=new p.b(i,e)).relurl=dt.relurl,k.level=r,k.sn="initSegment",ht.initSegment=k,d.needSidxRanges=!0))}else d.endSN=0,d.startCC=0;return d.fragmentHint&&(E+=d.fragmentHint.duration),d.totalduration=E,d.endCC=S,_>0&&function(t,e){for(var r=t[e],i=e;i--;){var n=t[i];if(!n)return;n.programDateTime=r.programDateTime-1e3*n.duration,r=n}}(f,_),d},t}();function _(t,e){["video","audio","text"].forEach((function(r){var i=t.filter((function(t){return function(t,e){var r=b[e];return!!r&&!0===r[t.slice(0,4)]}(t,r)}));if(i.length){var n=i.filter((function(t){return 0===t.lastIndexOf("avc1",0)||0===t.lastIndexOf("mp4a",0)}));e[r+"Codec"]=n.length>0?n[0]:i[0],t=t.filter((function(t){return-1===i.indexOf(t)}))}})),e.unknownCodecs=t}function I(t,e,r){var i=e[r];i&&(t[r]=i)}function O(t,e){t.rawProgramDateTime?t.programDateTime=Date.parse(t.rawProgramDateTime):null!=e&&e.programDateTime&&(t.programDateTime=e.endProgramDateTime),Object(a.a)(t.programDateTime)||(t.programDateTime=null,t.rawProgramDateTime=null)}function w(t,e,r,i){t.relurl=e.URI,e.BYTERANGE&&t.setByteRange(e.BYTERANGE),t.level=r,t.sn="initSegment",i&&(t.levelkey=i),t.initSegment=null}var C=r(4);function x(t,e){var r=t.url;return void 0!==r&&0!==r.indexOf("data:")||(r=e.url),r}var P=function(){function t(t){this.hls=void 0,this.loaders=Object.create(null),this.hls=t,this.registerListeners()}var e=t.prototype;return e.registerListeners=function(){var t=this.hls;t.on(s.a.MANIFEST_LOADING,this.onManifestLoading,this),t.on(s.a.LEVEL_LOADING,this.onLevelLoading,this),t.on(s.a.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.on(s.a.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.unregisterListeners=function(){var t=this.hls;t.off(s.a.MANIFEST_LOADING,this.onManifestLoading,this),t.off(s.a.LEVEL_LOADING,this.onLevelLoading,this),t.off(s.a.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(s.a.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.createInternalLoader=function(t){var e=this.hls.config,r=e.pLoader,i=e.loader,n=new(r||i)(e);return t.loader=n,this.loaders[t.type]=n,n},e.getInternalLoader=function(t){return this.loaders[t.type]},e.resetInternalLoader=function(t){this.loaders[t]&&delete this.loaders[t]},e.destroyInternalLoaders=function(){for(var t in this.loaders){var e=this.loaders[t];e&&e.destroy(),this.resetInternalLoader(t)}},e.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},e.onManifestLoading=function(t,e){var r=e.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:C.a.MANIFEST,url:r,deliveryDirectives:null})},e.onLevelLoading=function(t,e){var r=e.id,i=e.level,n=e.url,a=e.deliveryDirectives;this.load({id:r,groupId:null,level:i,responseType:"text",type:C.a.LEVEL,url:n,deliveryDirectives:a})},e.onAudioTrackLoading=function(t,e){var r=e.id,i=e.groupId,n=e.url,a=e.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:C.a.AUDIO_TRACK,url:n,deliveryDirectives:a})},e.onSubtitleTrackLoading=function(t,e){var r=e.id,i=e.groupId,n=e.url,a=e.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:C.a.SUBTITLE_TRACK,url:n,deliveryDirectives:a})},e.load=function(t){var e,r,i,n,a,s,o=this.hls.config,u=this.getInternalLoader(t);if(u){var h=u.context;if(h&&h.url===t.url)return void l.b.trace("[playlist-loader]: playlist request ongoing");l.b.log("[playlist-loader]: aborting previous loader for type: "+t.type),u.abort()}switch(t.type){case C.a.MANIFEST:r=o.manifestLoadingMaxRetry,i=o.manifestLoadingTimeOut,n=o.manifestLoadingRetryDelay,a=o.manifestLoadingMaxRetryTimeout;break;case C.a.LEVEL:case C.a.AUDIO_TRACK:case C.a.SUBTITLE_TRACK:r=0,i=o.levelLoadingTimeOut;break;default:r=o.levelLoadingMaxRetry,i=o.levelLoadingTimeOut,n=o.levelLoadingRetryDelay,a=o.levelLoadingMaxRetryTimeout}if((u=this.createInternalLoader(t),null!==(e=t.deliveryDirectives)&&void 0!==e&&e.part)&&(t.type===C.a.LEVEL&&null!==t.level?s=this.hls.levels[t.level].details:t.type===C.a.AUDIO_TRACK&&null!==t.id?s=this.hls.audioTracks[t.id].details:t.type===C.a.SUBTITLE_TRACK&&null!==t.id&&(s=this.hls.subtitleTracks[t.id].details),s)){var d=s.partTarget,c=s.targetduration;d&&c&&(i=Math.min(1e3*Math.max(3*d,.8*c),i))}var f={timeout:i,maxRetry:r,retryDelay:n,maxRetryDelay:a,highWaterMark:0},g={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};u.load(t,f,g)},e.loadsuccess=function(t,e,r,i){if(void 0===i&&(i=null),r.isSidxRequest)return this.handleSidxRequest(t,r),void this.handlePlaylistLoaded(t,e,r,i);this.resetInternalLoader(r.type);var n=t.data;0===n.indexOf("#EXTM3U")?(e.parsing.start=performance.now(),n.indexOf("#EXTINF:")>0||n.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(t,e,r,i):this.handleMasterPlaylist(t,e,r,i)):this.handleManifestParsingError(t,r,"no EXTM3U delimiter",i)},e.loaderror=function(t,e,r){void 0===r&&(r=null),this.handleNetworkError(e,r,!1,t)},e.loadtimeout=function(t,e,r){void 0===r&&(r=null),this.handleNetworkError(e,r,!0)},e.handleMasterPlaylist=function(t,e,r,i){var n=this.hls,a=t.data,o=x(t,r),u=k.parseMasterPlaylist(a,o),h=u.levels,d=u.sessionData;if(h.length){var f=h.map((function(t){return{id:t.attrs.AUDIO,audioCodec:t.audioCodec}})),g=h.map((function(t){return{id:t.attrs.SUBTITLES,textCodec:t.textCodec}})),v=k.parseMasterPlaylistMedia(a,o,"AUDIO",f),p=k.parseMasterPlaylistMedia(a,o,"SUBTITLES",g),m=k.parseMasterPlaylistMedia(a,o,"CLOSED-CAPTIONS");if(v.length)v.some((function(t){return!t.url}))||!h[0].audioCodec||h[0].attrs.AUDIO||(l.b.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),v.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new c({}),bitrate:0,url:""}));n.trigger(s.a.MANIFEST_LOADED,{levels:h,audioTracks:v,subtitles:p,captions:m,url:o,stats:e,networkDetails:i,sessionData:d})}else this.handleManifestParsingError(t,r,"no level found in manifest",i)},e.handleTrackOrLevelPlaylist=function(t,e,r,i){var n=this.hls,l=r.id,u=r.level,h=r.type,d=x(t,r),f=Object(a.a)(l)?l:0,g=Object(a.a)(u)?u:f,v=function(t){switch(t.type){case C.a.AUDIO_TRACK:return C.b.AUDIO;case C.a.SUBTITLE_TRACK:return C.b.SUBTITLE;default:return C.b.MAIN}}(r),p=k.parseLevelPlaylist(t.data,d,g,v,f);if(p.fragments.length){if(h===C.a.MANIFEST){var m={attrs:new c({}),bitrate:0,details:p,name:"",url:d};n.trigger(s.a.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:d,stats:e,networkDetails:i,sessionData:null})}if(e.parsing.end=performance.now(),p.needSidxRanges){var y,T=null===(y=p.fragments[0].initSegment)||void 0===y?void 0:y.url;this.load({url:T,isSidxRequest:!0,type:h,level:u,levelDetails:p,id:l,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null})}else r.levelDetails=p,this.handlePlaylistLoaded(t,e,r,i)}else n.trigger(s.a.ERROR,{type:o.b.NETWORK_ERROR,details:o.a.LEVEL_EMPTY_ERROR,fatal:!1,url:d,reason:"no fragments found in level",level:"number"==typeof r.level?r.level:void 0})},e.handleSidxRequest=function(t,e){var r=Object(u.k)(new Uint8Array(t.data));if(r){var i=r.references,n=e.levelDetails;i.forEach((function(t,e){var i=t.info,a=n.fragments[e];0===a.byteRange.length&&a.setByteRange(String(1+i.end-i.start)+"@"+String(i.start)),a.initSegment&&a.initSegment.setByteRange(String(r.moovEndOffset)+"@0")}))}},e.handleManifestParsingError=function(t,e,r,i){this.hls.trigger(s.a.ERROR,{type:o.b.NETWORK_ERROR,details:o.a.MANIFEST_PARSING_ERROR,fatal:e.type===C.a.MANIFEST,url:t.url,reason:r,response:t,context:e,networkDetails:i})},e.handleNetworkError=function(t,e,r,i){void 0===r&&(r=!1),l.b.warn("[playlist-loader]: A network "+(r?"timeout":"error")+" occurred while loading "+t.type+" level: "+t.level+" id: "+t.id+' group-id: "'+t.groupId+'"');var n=o.a.UNKNOWN,a=!1,u=this.getInternalLoader(t);switch(t.type){case C.a.MANIFEST:n=r?o.a.MANIFEST_LOAD_TIMEOUT:o.a.MANIFEST_LOAD_ERROR,a=!0;break;case C.a.LEVEL:n=r?o.a.LEVEL_LOAD_TIMEOUT:o.a.LEVEL_LOAD_ERROR,a=!1;break;case C.a.AUDIO_TRACK:n=r?o.a.AUDIO_TRACK_LOAD_TIMEOUT:o.a.AUDIO_TRACK_LOAD_ERROR,a=!1;break;case C.a.SUBTITLE_TRACK:n=r?o.a.SUBTITLE_TRACK_LOAD_TIMEOUT:o.a.SUBTITLE_LOAD_ERROR,a=!1}u&&this.resetInternalLoader(t.type);var h={type:o.b.NETWORK_ERROR,details:n,fatal:a,url:t.url,loader:u,context:t,networkDetails:e};i&&(h.response=i),this.hls.trigger(s.a.ERROR,h)},e.handlePlaylistLoaded=function(t,e,r,i){var n=r.type,a=r.level,o=r.id,l=r.groupId,u=r.loader,h=r.levelDetails,d=r.deliveryDirectives;if(null!=h&&h.targetduration){if(u)switch(h.live&&(u.getCacheAge&&(h.ageHeader=u.getCacheAge()||0),u.getCacheAge&&!isNaN(h.ageHeader)||(h.ageHeader=0)),n){case C.a.MANIFEST:case C.a.LEVEL:this.hls.trigger(s.a.LEVEL_LOADED,{details:h,level:a||0,id:o||0,stats:e,networkDetails:i,deliveryDirectives:d});break;case C.a.AUDIO_TRACK:this.hls.trigger(s.a.AUDIO_TRACK_LOADED,{details:h,id:o||0,groupId:l||"",stats:e,networkDetails:i,deliveryDirectives:d});break;case C.a.SUBTITLE_TRACK:this.hls.trigger(s.a.SUBTITLE_TRACK_LOADED,{details:h,id:o||0,groupId:l||"",stats:e,networkDetails:i,deliveryDirectives:d})}}else this.handleManifestParsingError(t,r,"invalid target duration",i)},t}(),M=function(){function t(t){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=t,this._registerListeners()}var e=t.prototype;return e._registerListeners=function(){this.hls.on(s.a.KEY_LOADING,this.onKeyLoading,this)},e._unregisterListeners=function(){this.hls.off(s.a.KEY_LOADING,this.onKeyLoading)},e.destroy=function(){for(var t in this._unregisterListeners(),this.loaders){var e=this.loaders[t];e&&e.destroy()}this.loaders={}},e.onKeyLoading=function(t,e){var r=e.frag,i=r.type,n=this.loaders[i];if(r.decryptdata){var a=r.decryptdata.uri;if(a!==this.decrypturl||null===this.decryptkey){var o=this.hls.config;if(n&&(l.b.warn("abort previous key loader for type:"+i),n.abort()),!a)return void l.b.warn("key uri is falsy");var u=o.loader,h=r.loader=this.loaders[i]=new u(o);this.decrypturl=a,this.decryptkey=null;var d={url:a,frag:r,responseType:"arraybuffer"},c={timeout:o.fragLoadingTimeOut,maxRetry:0,retryDelay:o.fragLoadingRetryDelay,maxRetryDelay:o.fragLoadingMaxRetryTimeout,highWaterMark:0},f={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};h.load(d,c,f)}else this.decryptkey&&(r.decryptdata.key=this.decryptkey,this.hls.trigger(s.a.KEY_LOADED,{frag:r}))}else l.b.warn("Missing decryption data on fragment in onKeyLoading")},e.loadsuccess=function(t,e,r){var i=r.frag;i.decryptdata?(this.decryptkey=i.decryptdata.key=new Uint8Array(t.data),i.loader=null,delete this.loaders[i.type],this.hls.trigger(s.a.KEY_LOADED,{frag:i})):l.b.error("after key load, decryptdata unset")},e.loaderror=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(s.a.ERROR,{type:o.b.NETWORK_ERROR,details:o.a.KEY_LOAD_ERROR,fatal:!1,frag:r,response:t})},e.loadtimeout=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(s.a.ERROR,{type:o.b.NETWORK_ERROR,details:o.a.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},t}();function F(t,e){var r;try{r=new Event("addtrack")}catch(t){(r=document.createEvent("Event")).initEvent("addtrack",!1,!1)}r.track=t,e.dispatchEvent(r)}function N(t,e){var r=t.mode;if("disabled"===r&&(t.mode="hidden"),t.cues&&!t.cues.getCueById(e.id))try{if(t.addCue(e),!t.cues.getCueById(e.id))throw new Error("addCue is failed for: "+e)}catch(r){l.b.debug("[texttrack-utils]: "+r);var i=new self.TextTrackCue(e.startTime,e.endTime,e.text);i.id=e.id,t.addCue(i)}"disabled"===r&&(t.mode=r)}function U(t){var e=t.mode;if("disabled"===e&&(t.mode="hidden"),t.cues)for(var r=t.cues.length;r--;)t.removeCue(t.cues[r]);"disabled"===e&&(t.mode=e)}function B(t,e,r,i){var n=t.mode;if("disabled"===n&&(t.mode="hidden"),t.cues&&t.cues.length>0)for(var a=function(t,e,r){var i=[],n=function(t,e){if(et[r].endTime)return-1;var i=0,n=r;for(;i<=n;){var a=Math.floor((n+i)/2);if(et[a].startTime&&i-1)for(var a=n,s=t.length;a=e&&o.endTime<=r)i.push(o);else if(o.startTime>r)return i}return i}(t.cues,e,r),s=0;sn.startDate&&t.push(r),t}),[]).sort((function(t,e){return t.startDate.getTime()-e.startDate.getTime()}))[0];m&&(c=H(m.startDate,g),h=!0)}for(var y,T=Object.keys(n.attr),b=0;b.05&&this.forwardBufferLength>1){var u=Math.min(2,Math.max(1,a)),h=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;t.playbackRate=Math.min(u,Math.max(1,h))}else 1!==t.playbackRate&&0!==t.playbackRate&&(t.playbackRate=1)}}}}},n.estimateLiveEdge=function(){var t=this.levelDetails;return null===t?null:t.edge+t.age},n.computeLatency=function(){var t=this.estimateLiveEdge();return null===t?null:t-this.currentTime},e=t,(r=[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var t=this.config,e=this.levelDetails;return void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:e?t.liveMaxLatencyDurationCount*e.targetduration:0}},{key:"targetLatency",get:function(){var t=this.levelDetails;if(null===t)return null;var e=t.holdBack,r=t.partHoldBack,i=t.targetduration,n=this.config,a=n.liveSyncDuration,s=n.liveSyncDurationCount,o=n.lowLatencyMode,l=this.hls.userConfig,u=o&&r||e;(l.liveSyncDuration||l.liveSyncDurationCount||0===u)&&(u=void 0!==a?a:s*i);var h=i;return u+Math.min(1*this.stallCount,h)}},{key:"liveSyncPosition",get:function(){var t=this.estimateLiveEdge(),e=this.targetLatency,r=this.levelDetails;if(null===t||null===e||null===r)return null;var i=r.edge,n=t-e-this.edgeStalled,a=i-r.totalduration,s=i-(this.config.lowLatencyMode&&r.partTarget||r.targetduration);return Math.min(Math.max(a,n),s)}},{key:"drift",get:function(){var t=this.levelDetails;return null===t?1:t.drift}},{key:"edgeStalled",get:function(){var t=this.levelDetails;if(null===t)return 0;var e=3*(this.config.lowLatencyMode&&t.partTarget||t.targetduration);return Math.max(t.age-e,0)}},{key:"forwardBufferLength",get:function(){var t=this.media,e=this.levelDetails;if(!t||!e)return 0;var r=t.buffered.length;return(r?t.buffered.end(r-1):e.edge)-this.currentTime}}])&&W(e.prototype,r),i&&W(e,i),Object.defineProperty(e,"prototype",{writable:!1}),t}();function z(t,e){for(var r=0;rt.sn?(n=r-t.start,i=t):(n=t.start-r,i=e),i.duration!==n&&(i.duration=n)}else if(e.sn>t.sn){t.cc===e.cc&&t.minEndPTS?e.start=t.start+(t.minEndPTS-t.start):e.start=t.start+t.duration}else e.start=Math.max(t.start-e.duration,0)}function et(t,e,r,i,n,s){i-r<=0&&(l.b.warn("Fragment should have a positive duration",e),i=r+e.duration,s=n+e.duration);var o=r,u=i,h=e.startPTS,d=e.endPTS;if(Object(a.a)(h)){var c=Math.abs(h-r);Object(a.a)(e.deltaPTS)?e.deltaPTS=Math.max(c,e.deltaPTS):e.deltaPTS=c,o=Math.max(r,h),r=Math.min(r,h),n=Math.min(n,e.startDTS),u=Math.min(i,d),i=Math.max(i,d),s=Math.max(s,e.endDTS)}e.duration=i-r;var f=r-e.start;e.appendedPTS=i,e.start=e.startPTS=r,e.maxStartPTS=o,e.startDTS=n,e.endPTS=i,e.minEndPTS=u,e.endDTS=s;var g,v=e.sn;if(!t||vt.endSN)return 0;var p=v-t.startSN,m=t.fragments;for(m[p]=e,g=p;g>0;g--)tt(m[g],m[g-1]);for(g=p;g=0;n--){var s=i[n].initSegment;if(s){r=s;break}}t.fragmentHint&&delete t.fragmentHint.endPTS;var o,u=0;(function(t,e,r){for(var i=e.skippedSegments,n=Math.max(t.startSN,e.startSN)-e.startSN,a=(t.fragmentHint?1:0)+(i?e.endSN:Math.min(t.endSN,e.endSN))-e.startSN,s=e.startSN-t.startSN,o=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,l=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,u=n;u<=a;u++){var h=l[s+u],d=o[u];i&&!d&&u=i.length||nt(e,i[r].start)}function nt(t,e){if(e){for(var r=t.fragments,i=t.skippedSegments;ie.partTarget&&(l+=1)}if(Object(a.a)(o))return new X(o,Object(a.a)(l)?l:void 0,Y.No)}}},e.loadPlaylist=function(t){},e.shouldLoadTrack=function(t){return this.canLoad&&t&&!!t.url&&(!t.details||t.details.live)},e.playlistLoaded=function(t,e,r){var i=this,n=e.details,a=e.stats,s=a.loading.end?Math.max(0,self.performance.now()-a.loading.end):0;if(n.advancedDateTime=Date.now()-s,n.live||null!=r&&r.live){if(n.reloaded(r),r&&this.log("live playlist "+t+" "+(n.advanced?"REFRESHED "+n.lastPartSn+"-"+n.lastPartIndex:"MISSED")),r&&n.fragments.length>0&&rt(r,n),!this.canLoad||!n.live)return;var o,l=void 0,u=void 0;if(n.canBlockReload&&n.endSN&&n.advanced){var h=this.hls.config.lowLatencyMode,d=n.lastPartSn,c=n.endSN,f=n.lastPartIndex,g=d===c;-1!==f?(l=g?c+1:d,u=g?h?0:f:f+1):l=c+1;var v=n.age,p=v+n.ageHeader,m=Math.min(p-n.partTarget,1.5*n.targetduration);if(m>0){if(r&&m>r.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+r.tuneInGoal+" to: "+m+" with playlist age: "+n.age),m=0;else{var y=Math.floor(m/n.targetduration);if(l+=y,void 0!==u)u+=Math.round(m%n.targetduration/n.partTarget);this.log("CDN Tune-in age: "+n.ageHeader+"s last advanced "+v.toFixed(2)+"s goal: "+m+" skip sn "+y+" to part "+u)}n.tuneInGoal=m}if(o=this.getDeliveryDirectives(n,e.deliveryDirectives,l,u),h||!g)return void this.loadPlaylist(o)}else o=this.getDeliveryDirectives(n,e.deliveryDirectives,l,u);var T=function(t,e){var r,i=1e3*t.levelTargetDuration,n=i/2,a=t.age,s=a>0&&a<3*i,o=e.loading.end-e.loading.start,l=t.availabilityDelay;if(!1===t.updated)if(s){var u=333*t.misses;r=Math.max(Math.min(n,2*o),u),t.availabilityDelay=(t.availabilityDelay||0)+r}else r=n;else s?(l=Math.min(l||i/2,a),t.availabilityDelay=l,r=l+i-a):r=i-o;return Math.round(r)}(n,a);void 0!==l&&n.canBlockReload&&(T-=n.partTarget||1),this.log("reload live playlist "+t+" in "+Math.round(T)+" ms"),this.timer=self.setTimeout((function(){return i.loadPlaylist(o)}),T)}else this.clearTimer()},e.getDeliveryDirectives=function(t,e,r,i){var n=function(t,e){var r=t.canSkipUntil,i=t.canSkipDateRanges,n=t.endSN;return r&&(void 0!==e?e-n:0)-1&&null!==(e=t.context)&&void 0!==e&&e.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+t.details+'"'),this.loadPlaylist();else{var a=Math.min(Math.pow(2,this.retryCount)*i.levelLoadingRetryDelay,i.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout((function(){return r.loadPlaylist()}),a),this.warn("retry playlist loading #"+this.retryCount+" in "+a+' ms after "'+t.details+'"')}else this.warn('cannot recover from error "'+t.details+'"'),this.clearTimer(),t.fatal=!0;return n},t}();function st(){return(st=Object.assign?Object.assign.bind():function(t){for(var e=1;e0){r=n[0].bitrate,n.sort((function(t,e){return t.bitrate-e.bitrate})),this._levels=n;for(var f=0;fthis.hls.config.fragLoadingMaxRetry&&(a=r.frag.level)):a=r.frag.level}break;case o.a.LEVEL_LOAD_ERROR:case o.a.LEVEL_LOAD_TIMEOUT:i&&(i.deliveryDirectives&&(l=!1),a=i.level),s=!0;break;case o.a.REMUX_ALLOC_ERROR:a=r.level,s=!0}void 0!==a&&this.recoverLevel(r,a,s,l)}}},u.recoverLevel=function(t,e,r,i){var n=t.details,a=this._levels[e];if(a.loadError++,r){if(!this.retryLoadingOrFail(t))return void(this.currentLevelIndex=-1);t.levelRetry=!0}if(i){var s=a.url.length;if(s>1&&a.loadError1){var i=(e.urlId+1)%r;this.warn("Switching to redundant URL-id "+i),this._levels.forEach((function(t){t.urlId=i})),this.level=t}},u.onFragLoaded=function(t,e){var r=e.frag;if(void 0!==r&&r.type===C.b.MAIN){var i=this._levels[r.level];void 0!==i&&(i.fragmentError=0,i.loadError=0)}},u.onLevelLoaded=function(t,e){var r,i,n=e.level,a=e.details,s=this._levels[n];if(!s)return this.warn("Invalid level index "+n),void(null!==(i=e.deliveryDirectives)&&void 0!==i&&i.skip&&(a.deltaUpdateFailed=!0));n===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0,this.retryCount=0),this.playlistLoaded(n,e,s.details)):null!==(r=e.deliveryDirectives)&&void 0!==r&&r.skip&&(a.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(t,e){var r=this.hls.levels[this.currentLevelIndex];if(r&&r.audioGroupIds){for(var i=-1,n=this.hls.audioTracks[e.id].groupId,a=0;a0){var i=r.urlId,n=r.url[i];if(t)try{n=t.addDirectives(n)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("Attempt loading level index "+e+(t?" at sn "+t.msn+" part "+t.part:"")+" with URL-id "+i+" "+n),this.clearTimer(),this.hls.trigger(s.a.LEVEL_LOADING,{url:n,level:e,id:i,deliveryDirectives:t||null})}},u.removeLevel=function(t,e){var r=function(t,r){return r!==e},i=this._levels.filter((function(i,n){return n!==t||i.url.length>1&&void 0!==e&&(i.url=i.url.filter(r),i.audioGroupIds&&(i.audioGroupIds=i.audioGroupIds.filter(r)),i.textGroupIds&&(i.textGroupIds=i.textGroupIds.filter(r)),i.urlId=0,!0)})).map((function(t,e){var r=t.details;return null!=r&&r.fragments&&r.fragments.forEach((function(t){t.level=e})),t}));this._levels=i,this.hls.trigger(s.a.LEVELS_UPDATED,{levels:i})},n=i,(a=[{key:"levels",get:function(){return 0===this._levels.length?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(t){var e,r=this._levels;if(0!==r.length&&(this.currentLevelIndex!==t||null===(e=r[t])||void 0===e||!e.details)){if(t<0||t>=r.length){var i=t<0;if(this.hls.trigger(s.a.ERROR,{type:o.b.OTHER_ERROR,details:o.a.LEVEL_SWITCH_ERROR,level:t,fatal:i,reason:"invalid level idx"}),i)return;t=Math.min(t,r.length-1)}this.clearTimer();var n=this.currentLevelIndex,a=r[n],l=r[t];this.log("switching to level "+t+" from "+n),this.currentLevelIndex=t;var u=st({},l,{level:t,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete u._urlId,this.hls.trigger(s.a.LEVEL_SWITCHING,u);var h=l.details;if(!h||h.live){var d=this.switchParams(l.uri,null==a?void 0:a.details);this.loadPlaylist(d)}}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(t){this.manualLevelIndex=t,void 0===this._startLevel&&(this._startLevel=t),-1!==t&&(this.level=t)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(t){this._firstLevel=t}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var t=this.hls.config.startLevel;return void 0!==t?t:this._firstLevel}return this._startLevel},set:function(t){this._startLevel=t}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(t){this.level=t,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=t)}}])&&ot(n.prototype,a),l&&ot(n,l),Object.defineProperty(n,"prototype",{writable:!1}),i}(at);!function(t){t.NOT_LOADED="NOT_LOADED",t.APPENDING="APPENDING",t.PARTIAL="PARTIAL",t.OK="OK"}(ut||(ut={}));var ct=function(){function t(t){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=t,this._registerListeners()}var e=t.prototype;return e._registerListeners=function(){var t=this.hls;t.on(s.a.BUFFER_APPENDED,this.onBufferAppended,this),t.on(s.a.FRAG_BUFFERED,this.onFragBuffered,this),t.on(s.a.FRAG_LOADED,this.onFragLoaded,this)},e._unregisterListeners=function(){var t=this.hls;t.off(s.a.BUFFER_APPENDED,this.onBufferAppended,this),t.off(s.a.FRAG_BUFFERED,this.onFragBuffered,this),t.off(s.a.FRAG_LOADED,this.onFragLoaded,this)},e.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},e.getAppendedFrag=function(t,e){if(e===C.b.MAIN){var r=this.activeFragment,i=this.activeParts;if(!r)return null;if(i)for(var n=i.length;n--;){var a=i[n],s=a?a.end:r.appendedPTS;if(a.start<=t&&void 0!==s&&t<=s)return n>9&&(this.activeParts=i.slice(n-9)),a}else if(r.start<=t&&void 0!==r.appendedPTS&&t<=r.appendedPTS)return r}return this.getBufferedFrag(t,e)},e.getBufferedFrag=function(t,e){for(var r=this.fragments,i=Object.keys(r),n=i.length;n--;){var a=r[i[n]];if((null==a?void 0:a.body.type)===e&&a.buffered){var s=a.body;if(s.start<=t&&t<=s.end)return s}}return null},e.detectEvictedFragments=function(t,e,r){var i=this;Object.keys(this.fragments).forEach((function(n){var a=i.fragments[n];if(a)if(a.buffered){var s=a.range[t];s&&s.time.some((function(t){var r=!i.isTimeBuffered(t.startPTS,t.endPTS,e);return r&&i.removeFragment(a.body),r}))}else a.body.type===r&&i.removeFragment(a.body)}))},e.detectPartialFragments=function(t){var e=this,r=this.timeRanges,i=t.frag,n=t.part;if(r&&"initSegment"!==i.sn){var a=gt(i),s=this.fragments[a];s&&(Object.keys(r).forEach((function(t){var a=i.elementaryStreams[t];if(a){var o=r[t],l=null!==n||!0===a.partial;s.range[t]=e.getBufferedTimes(i,n,l,o)}})),s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body))}},e.fragBuffered=function(t){var e=gt(t),r=this.fragments[e];r&&(r.loaded=null,r.buffered=!0)},e.getBufferedTimes=function(t,e,r,i){for(var n={time:[],partial:r},a=e?e.start:t.start,s=e?e.end:t.end,o=t.minEndPTS||s,l=t.maxStartPTS||a,u=0;u=h&&o<=d){n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});break}if(ah)n.partial=!0,n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});else if(s<=h)break}return n},e.getPartialFragment=function(t){var e,r,i,n=null,a=0,s=this.bufferPadding,o=this.fragments;return Object.keys(o).forEach((function(l){var u=o[l];u&&ft(u)&&(r=u.body.start-s,i=u.body.end+s,t>=r&&t<=i&&(e=Math.min(t-r,i-t),a<=e&&(n=u.body,a=e)))})),n},e.getState=function(t){var e=gt(t),r=this.fragments[e];return r?r.buffered?ft(r)?ut.PARTIAL:ut.OK:ut.APPENDING:ut.NOT_LOADED},e.isTimeBuffered=function(t,e,r){for(var i,n,a=0;a=i&&e<=n)return!0;if(e<=i)return!1}return!1},e.onFragLoaded=function(t,e){var r=e.frag,i=e.part;if("initSegment"!==r.sn&&!r.bitrateTest&&!i){var n=gt(r);this.fragments[n]={body:r,loaded:e,buffered:!1,range:Object.create(null)}}},e.onBufferAppended=function(t,e){var r=this,i=e.frag,n=e.part,a=e.timeRanges;if(i.type===C.b.MAIN)if(this.activeFragment=i,n){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(n)}else this.activeParts=null;this.timeRanges=a,Object.keys(a).forEach((function(t){var e=a[t];if(r.detectEvictedFragments(t,e),!n)for(var s=0;st&&i.removeFragment(s)}}))},e.removeFragment=function(t){var e=gt(t);t.stats.loaded=0,t.clearElementaryStreamInfo(),delete this.fragments[e]},e.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},t}();function ft(t){var e,r;return t.buffered&&((null===(e=t.range.video)||void 0===e?void 0:e.partial)||(null===(r=t.range.audio)||void 0===r?void 0:r.partial))}function gt(t){return t.type+"_"+t.level+"_"+t.urlId+"_"+t.sn}var vt=function(){function t(){this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}var e=t.prototype;return e.destroy=function(){this.onHandlerDestroying(),this.onHandlerDestroyed()},e.onHandlerDestroying=function(){this.clearNextTick(),this.clearInterval()},e.onHandlerDestroyed=function(){},e.hasInterval=function(){return!!this._tickInterval},e.hasNextTick=function(){return!!this._tickTimer},e.setInterval=function(t){return!this._tickInterval&&(this._tickInterval=self.setInterval(this._boundTick,t),!0)},e.clearInterval=function(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)},e.clearNextTick=function(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)},e.tick=function(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)},e.tickImmediate=function(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)},e.doTick=function(){},t}(),pt={length:0,start:function(){return 0},end:function(){return 0}},mt=function(){function t(){}return t.isBuffered=function(e,r){try{if(e)for(var i=t.getBuffered(e),n=0;n=i.start(n)&&r<=i.end(n))return!0}catch(t){}return!1},t.bufferInfo=function(e,r,i){try{if(e){var n,a=t.getBuffered(e),s=[];for(n=0;ns&&(i[a-1].end=t[n].end):i.push(t[n])}else i.push(t[n])}else i=t;for(var o,l=0,u=e,h=e,d=0;d=c&&er.startCC||t&&t.cc0)r=n+1;else{if(!(s<0))return a;i=n-1}}return null}};function Dt(t,e,r,i){void 0===r&&(r=0),void 0===i&&(i=0);var n=null;if(t?n=e[t.sn-e[0].sn+1]||null:0===r&&0===e[0].start&&(n=e[0]),n&&0===Rt(r,i,n))return n;var a=At.search(e,Rt.bind(null,r,i));return a||n}function Rt(t,e,r){void 0===t&&(t=0),void 0===e&&(e=0);var i=Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return r.start+r.duration-i<=t?1:r.start-i>t&&r.start?-1:0}function kt(t,e,r){var i=1e3*Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>t}function _t(t){var e="function"==typeof Map?new Map:void 0;return(_t=function(t){if(null===t||(r=t,-1===Function.toString.call(r).indexOf("[native code]")))return t;var r;if("function"!=typeof t)throw new TypeError("Super expression must either be null or a function");if(void 0!==e){if(e.has(t))return e.get(t);e.set(t,i)}function i(){return It(t,arguments,Ct(this).constructor)}return i.prototype=Object.create(t.prototype,{constructor:{value:i,enumerable:!1,writable:!0,configurable:!0}}),wt(i,t)})(t)}function It(t,e,r){return(It=Ot()?Reflect.construct.bind():function(t,e,r){var i=[null];i.push.apply(i,e);var n=new(Function.bind.apply(t,i));return r&&wt(n,r.prototype),n}).apply(null,arguments)}function Ot(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}function wt(t,e){return(wt=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}function Ct(t){return(Ct=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}var xt=Math.pow(2,17),Pt=function(){function t(t){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=t}var e=t.prototype;return e.destroy=function(){this.loader&&(this.loader.destroy(),this.loader=null)},e.abort=function(){this.loader&&this.loader.abort()},e.load=function(t,e){var r=this,i=t.url;if(!i)return Promise.reject(new Ft({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,networkDetails:null},"Fragment does not have a "+(i?"part list":"url")));this.abort();var n=this.config,a=n.fLoader,s=n.loader;return new Promise((function(i,l){r.loader&&r.loader.destroy();var u=r.loader=t.loader=a?new a(n):new s(n),h=Mt(t),d={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:"initSegment"===t.sn?1/0:xt};t.stats=u.stats,u.load(h,d,{onSuccess:function(e,n,a,s){r.resetLoader(t,u),i({frag:t,part:null,payload:e.data,networkDetails:s})},onError:function(e,i,n){r.resetLoader(t,u),l(new Ft({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,response:e,networkDetails:n}))},onAbort:function(e,i,n){r.resetLoader(t,u),l(new Ft({type:o.b.NETWORK_ERROR,details:o.a.INTERNAL_ABORTED,fatal:!1,frag:t,networkDetails:n}))},onTimeout:function(e,i,n){r.resetLoader(t,u),l(new Ft({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,networkDetails:n}))},onProgress:function(r,i,n,a){e&&e({frag:t,part:null,payload:n,networkDetails:a})}})}))},e.loadPart=function(t,e,r){var i=this;this.abort();var n=this.config,a=n.fLoader,s=n.loader;return new Promise((function(l,u){i.loader&&i.loader.destroy();var h=i.loader=t.loader=a?new a(n):new s(n),d=Mt(t,e),c={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:xt};e.stats=h.stats,h.load(d,c,{onSuccess:function(n,a,s,o){i.resetLoader(t,h),i.updateStatsFromPart(t,e);var u={frag:t,part:e,payload:n.data,networkDetails:o};r(u),l(u)},onError:function(r,n,a){i.resetLoader(t,h),u(new Ft({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,part:e,response:r,networkDetails:a}))},onAbort:function(r,n,a){t.stats.aborted=e.stats.aborted,i.resetLoader(t,h),u(new Ft({type:o.b.NETWORK_ERROR,details:o.a.INTERNAL_ABORTED,fatal:!1,frag:t,part:e,networkDetails:a}))},onTimeout:function(r,n,a){i.resetLoader(t,h),u(new Ft({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,part:e,networkDetails:a}))}})}))},e.updateStatsFromPart=function(t,e){var r=t.stats,i=e.stats,n=i.total;if(r.loaded+=i.loaded,n){var a=Math.round(t.duration/e.duration),s=Math.min(Math.round(r.loaded/n),a),o=(a-s)*Math.round(r.loaded/s);r.total=r.loaded+o}else r.total=Math.max(r.loaded,r.total);var l=r.loading,u=i.loading;l.start?l.first+=u.first-u.start:(l.start=u.start,l.first=u.first),l.end=u.end},e.resetLoader=function(t,e){t.loader=null,this.loader===e&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),e.destroy()},t}();function Mt(t,e){void 0===e&&(e=null);var r=e||t,i={frag:t,part:e,responseType:"arraybuffer",url:r.url,headers:{},rangeStart:0,rangeEnd:0},n=r.byteRangeStartOffset,s=r.byteRangeEndOffset;return Object(a.a)(n)&&Object(a.a)(s)&&(i.rangeStart=n,i.rangeEnd=s),i}var Ft=function(t){var e,r;function i(e){for(var r,i=arguments.length,n=new Array(i>1?i-1:0),a=1;a=e.endSN&&!t.nextStart){var n=e.partList;if(null!=n&&n.length){var a=n[n.length-1];return mt.isBuffered(this.media,a.start+a.duration/2)}var s=i.getState(r);return s===ut.PARTIAL||s===ut.OK}return!1},c.onMediaAttached=function(t,e){var r=this.media=this.mediaBuffer=e.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),r.addEventListener("seeking",this.onvseeking),r.addEventListener("ended",this.onvended);var i=this.config;this.levels&&i.autoStartLoad&&this.state===jt&&this.startLoad(i.startPosition)},c.onMediaDetaching=function(){var t=this.media;null!=t&&t.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),t&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},c.onMediaSeeking=function(){var t=this.config,e=this.fragCurrent,r=this.media,i=this.mediaBuffer,n=this.state,s=r?r.currentTime:0,o=mt.bufferInfo(i||r,s,t.maxBufferHole);if(this.log("media seeking to "+(Object(a.a)(s)?s.toFixed(3):s)+", state: "+n),n===Xt)this.resetLoadingState();else if(e&&!o.len){var l=t.maxFragLookUpTolerance,u=e.start-l,h=s>e.start+e.duration+l;(s0&&a&&a.key&&a.iv&&"AES-128"===a.method){var o=self.performance.now();return e.decrypter.webCryptoDecrypt(new Uint8Array(n),a.key.buffer,a.iv.buffer).then((function(e){var n=self.performance.now();return i.trigger(s.a.FRAG_DECRYPTED,{frag:t,payload:e,stats:{tstart:o,tdecrypt:n}}),r.payload=e,r}))}return r})).then((function(r){var i=e.fragCurrent,n=e.hls,a=e.levels;if(!a)throw new Error("init load aborted, missing levels");a[t.level].details;var o=t.stats;e.state=Kt,e.fragLoadError=0,t.data=new Uint8Array(r.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),r.frag===i&&n.trigger(s.a.FRAG_BUFFERED,{stats:o,frag:i,part:null,id:t.type}),e.tick()})).catch((function(r){e.warn(r),e.resetFragmentLoading(t)}))},c.fragContextChanged=function(t){var e=this.fragCurrent;return!t||!e||t.level!==e.level||t.sn!==e.sn||t.urlId!==e.urlId},c.fragBufferedComplete=function(t,e){var r=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+t.type+" sn: "+t.sn+(e?" part: "+e.index:"")+" of "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+t.level+" "+Ut.toString(mt.getBuffered(r))),this.state=Kt,this.tick()},c._handleFragmentLoadComplete=function(t){var e=this.transmuxer;if(e){var r=t.frag,i=t.part,n=t.partsLoaded,a=!n||0===n.length||n.some((function(t){return!t})),s=new yt(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!a);e.flush(s)}},c._handleFragmentLoadProgress=function(t){},c._doFragLoad=function(t,e,r,i){var n=this;if(void 0===r&&(r=null),!this.levels)throw new Error("frag load aborted, missing levels");if(r=Math.max(t.start,r||0),this.config.lowLatencyMode&&e){var o=e.partList;if(o&&i){r>t.end&&e.fragmentHint&&(t=e.fragmentHint);var l=this.getNextPart(o,t,r);if(l>-1){var u=o[l];return this.log("Loading part sn: "+t.sn+" p: "+u.index+" cc: "+t.cc+" of playlist ["+e.startSN+"-"+e.endSN+"] parts [0-"+l+"-"+(o.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=u.start+u.duration,this.state=Vt,this.hls.trigger(s.a.FRAG_LOADING,{frag:t,part:o[l],targetBufferTime:r}),this.doFragPartsLoad(t,o,l,i).catch((function(t){return n.handleFragLoadError(t)}))}if(!t.url||this.loadedEndOfParts(o,r))return Promise.resolve(null)}}return this.log("Loading fragment "+t.sn+" cc: "+t.cc+" "+(e?"of ["+e.startSN+"-"+e.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),Object(a.a)(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=Vt,this.hls.trigger(s.a.FRAG_LOADING,{frag:t,targetBufferTime:r}),this.fragmentLoader.load(t,i).catch((function(t){return n.handleFragLoadError(t)}))},c.doFragPartsLoad=function(t,e,r,i){var n=this;return new Promise((function(a,o){var l=[];!function r(u){var h=e[u];n.fragmentLoader.loadPart(t,h,i).then((function(i){l[h.index]=i;var o=i.part;n.hls.trigger(s.a.FRAG_LOADED,i);var d=e[u+1];if(!d||d.fragment!==t)return a({frag:t,part:o,partsLoaded:l});r(u+1)})).catch(o)}(r)}))},c.handleFragLoadError=function(t){var e=t.data;return e&&e.details===o.a.INTERNAL_ABORTED?this.handleFragLoadAborted(e.frag,e.part):this.hls.trigger(s.a.ERROR,e),null},c._handleTransmuxerFlush=function(t){var e=this.getCurrentContext(t);if(e&&this.state===qt){var r=e.frag,i=e.part,n=e.level,a=self.performance.now();r.stats.parsing.end=a,i&&(i.stats.parsing.end=a),this.updateLevelTiming(r,i,n,t.partial)}else this.fragCurrent||(this.state=Kt)},c.getCurrentContext=function(t){var e=this.levels,r=t.level,i=t.sn,n=t.part;if(!e||!e[r])return this.warn("Levels object was unset while buffering fragment "+i+" of level "+r+". The current chunk will not be buffered."),null;var a=e[r],s=n>-1?function(t,e,r){if(!t||!t.details)return null;var i=t.details.partList;if(i)for(var n=i.length;n--;){var a=i[n];if(a.index===r&&a.fragment.sn===e)return a}return null}(a,i,n):null,o=s?s.fragment:function(t,e,r){if(!t||!t.details)return null;var i=t.details,n=i.fragments[e-i.startSN];return n||((n=i.fragmentHint)&&n.sn===e?n:ea&&this.flushMainBuffer(s,t.start)}else this.flushMainBuffer(0,t.start)},c.getFwdBufferInfo=function(t,e){var r=this.config,i=this.getLoadPosition();if(!Object(a.a)(i))return null;var n=mt.bufferInfo(t,i,r.maxBufferHole);if(0===n.len&&void 0!==n.nextStart){var s=this.fragmentTracker.getBufferedFrag(i,e);if(s&&n.nextStart=r&&(e.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+e.maxMaxBufferLength+"s"),!0)},c.getNextFragment=function(t,e){var r,i,n=e.fragments,a=n.length;if(!a)return null;var s,o=this.config,l=n[0].start;if(e.live){var u=o.initialLiveManifestSize;if(a-1&&rr.start&&r.loaded},c.getInitialLiveFragment=function(t,e){var r=this.fragPrevious,i=null;if(r){if(t.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+r.programDateTime),i=function(t,e,r){if(null===e||!Array.isArray(t)||!t.length||!Object(a.a)(e))return null;if(e<(t[0].programDateTime||0))return null;if(e>=(t[t.length-1].endProgramDateTime||0))return null;r=r||0;for(var i=0;i=t.startSN&&n<=t.endSN){var s=e[n-t.startSN];r.cc===s.cc&&(i=s,this.log("Live playlist, switching playlist, load frag with next SN: "+i.sn))}i||(i=function(t,e){return At.search(t,(function(t){return t.cce?-1:0}))}(e,r.cc))&&this.log("Live playlist, switching playlist, load frag with same CC: "+i.sn)}}else{var o=this.hls.liveSyncPosition;null!==o&&(i=this.getFragmentAtPosition(o,this.bitrateTest?t.fragmentEnd:t.edge,t))}return i},c.getFragmentAtPosition=function(t,e,r){var i,n=this.config,a=this.fragPrevious,s=r.fragments,o=r.endSN,l=r.fragmentHint,u=n.maxFragLookUpTolerance,h=!!(n.lowLatencyMode&&r.partList&&l);(h&&l&&!this.bitrateTest&&(s=s.concat(l),o=l.sn),te-u?0:u):i=s[s.length-1];if(i){var d=i.sn-r.startSN,c=a&&i.level===a.level,f=s[d+1];a&&i.sn===a.sn&&!h&&c&&(i.sn=a-e.maxFragLookUpTolerance&&n<=s;if(null!==i&&r.duration>i&&(n"+t.startSN+" prev-sn: "+(n?n.sn:"na")+" fragments: "+o),d}return l},c.waitForCdnTuneIn=function(t){return t.live&&t.canBlockReload&&t.partTarget&&t.tuneInGoal>Math.max(t.partHoldBack,3*t.partTarget)},c.setStartPosition=function(t,e){var r=this.startPosition;if(r"+t))}}])&&Bt(n.prototype,h),d&&Bt(n,d),Object.defineProperty(n,"prototype",{writable:!1}),i}(vt);function te(){return self.MediaSource||self.WebKitMediaSource}function ee(){return self.SourceBuffer||self.WebKitSourceBuffer}var re=r(19),ie=r(11),ne=r(16),ae=te()||{isTypeSupported:function(){return!1}},se=function(){function t(t,e,r,i){var n=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.hls=t,this.id=e,this.onTransmuxComplete=r,this.onFlush=i;var a=t.config,u=function(e,r){(r=r||{}).frag=n.frag,r.id=n.id,t.trigger(e,r)};this.observer=new ne.EventEmitter,this.observer.on(s.a.FRAG_DECRYPTED,u),this.observer.on(s.a.ERROR,u);var h={mp4:ae.isTypeSupported("video/mp4"),mpeg:ae.isTypeSupported("audio/mpeg"),mp3:ae.isTypeSupported('audio/mp4; codecs="mp3"')},d=navigator.vendor;if(a.enableWorker&&"undefined"!=typeof Worker){var c;l.b.log("demuxing in webworker");try{c=this.worker=re(20),this.onwmsg=this.onWorkerMessage.bind(this),c.addEventListener("message",this.onwmsg),c.onerror=function(e){t.trigger(s.a.ERROR,{type:o.b.OTHER_ERROR,details:o.a.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(e.message+" ("+e.filename+":"+e.lineno+")")})},c.postMessage({cmd:"init",typeSupported:h,vendor:d,id:e,config:JSON.stringify(a)})}catch(t){l.b.warn("Error in worker:",t),l.b.error("Error while initializing DemuxerWorker, fallback to inline"),c&&self.URL.revokeObjectURL(c.objectURL),this.transmuxer=new ie.c(this.observer,h,a,d,e),this.worker=null}}else this.transmuxer=new ie.c(this.observer,h,a,d,e)}var e=t.prototype;return e.destroy=function(){var t=this.worker;if(t)t.removeEventListener("message",this.onwmsg),t.terminate(),this.worker=null,this.onwmsg=void 0;else{var e=this.transmuxer;e&&(e.destroy(),this.transmuxer=null)}var r=this.observer;r&&r.removeAllListeners(),this.frag=null,this.observer=null,this.hls=null},e.push=function(t,e,r,i,n,a,s,o,u,h){var d,c,f=this;u.transmuxing.start=self.performance.now();var g=this.transmuxer,v=this.worker,p=a?a.start:n.start,m=n.decryptdata,y=this.frag,T=!(y&&n.cc===y.cc),b=!(y&&u.level===y.level),E=y?u.sn-y.sn:-1,S=this.part?u.part-this.part.index:-1,L=!b&&(1===E||0===E&&1===S),A=self.performance.now();(b||E||0===n.stats.parsing.start)&&(n.stats.parsing.start=A),!a||!S&&L||(a.stats.parsing.start=A);var D=!(y&&(null===(d=n.initSegment)||void 0===d?void 0:d.url)===(null===(c=y.initSegment)||void 0===c?void 0:c.url)),R=new ie.b(T,L,o,b,p,D);if(!L||T||D){l.b.log("[transmuxer-interface, "+n.type+"]: Starting new transmux session for sn: "+u.sn+" p: "+u.part+" level: "+u.level+" id: "+u.id+"\n discontinuity: "+T+"\n trackSwitch: "+b+"\n contiguous: "+L+"\n accurateTimeOffset: "+o+"\n timeOffset: "+p+"\n initSegmentChange: "+D);var k=new ie.a(r,i,e,s,h);this.configureTransmuxer(k)}if(this.frag=n,this.part=a,v)v.postMessage({cmd:"demux",data:t,decryptdata:m,chunkMeta:u,state:R},t instanceof ArrayBuffer?[t]:[]);else if(g){var _=g.push(t,m,u,R);Object(ie.d)(_)?_.then((function(t){f.handleTransmuxComplete(t)})):this.handleTransmuxComplete(_)}},e.flush=function(t){var e=this;t.transmuxing.start=self.performance.now();var r=this.transmuxer,i=this.worker;if(i)i.postMessage({cmd:"flush",chunkMeta:t});else if(r){var n=r.flush(t);Object(ie.d)(n)?n.then((function(r){e.handleFlushResult(r,t)})):this.handleFlushResult(n,t)}},e.handleFlushResult=function(t,e){var r=this;t.forEach((function(t){r.handleTransmuxComplete(t)})),this.onFlush(e)},e.onWorkerMessage=function(t){var e=t.data,r=this.hls;switch(e.event){case"init":self.URL.revokeObjectURL(this.worker.objectURL);break;case"transmuxComplete":this.handleTransmuxComplete(e.data);break;case"flush":this.onFlush(e.data);break;default:e.data=e.data||{},e.data.frag=this.frag,e.data.id=this.id,r.trigger(e.event,e.data)}},e.configureTransmuxer=function(t){var e=this.worker,r=this.transmuxer;e?e.postMessage({cmd:"configure",config:t}):r&&r.configure(t)},e.handleTransmuxComplete=function(t){t.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(t)},t}(),oe=function(){function t(t,e,r,i){this.config=void 0,this.media=null,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=t,this.media=e,this.fragmentTracker=r,this.hls=i}var e=t.prototype;return e.destroy=function(){this.media=null,this.hls=this.fragmentTracker=null},e.poll=function(t,e){var r=this.config,i=this.media,n=this.stalled;if(null!==i){var a=i.currentTime,s=i.seeking,o=this.seeking&&!s,u=!this.seeking&&s;if(this.seeking=s,a===t){if((u||o)&&(this.stalled=null),!(i.paused&&!s||i.ended||0===i.playbackRate)&&mt.getBuffered(i).length){var h=mt.bufferInfo(i,a,0),d=h.len>0,c=h.nextStart||0;if(d||c){if(s){var f=h.len>2,g=!c||e&&e.start<=a||c-a>2&&!this.fragmentTracker.getPartialFragment(a);if(f||g)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var v,p=Math.max(c,h.start||0)-a,m=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,y=(null==m||null===(v=m.details)||void 0===v?void 0:v.live)?2*m.details.targetduration:2;if(p>0&&p<=y)return void this._trySkipBufferHole(null)}var T=self.performance.now();if(null!==n){var b=T-n;if(s||!(b>=250)||(this._reportStall(h),this.media)){var E=mt.bufferInfo(i,a,r.maxBufferHole);this._tryFixBufferStall(E,b)}}else this.stalled=T}}}else if(this.moved=!0,null!==n){if(this.stallReported){var S=self.performance.now()-n;l.b.warn("playback not stuck anymore @"+a+", after "+Math.round(S)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}}},e._tryFixBufferStall=function(t,e){var r=this.config,i=this.fragmentTracker,n=this.media;if(null!==n){var a=n.currentTime,s=i.getPartialFragment(a);if(s)if(this._trySkipBufferHole(s)||!this.media)return;t.len>r.maxBufferHole&&e>1e3*r.highBufferWatchdogPeriod&&(l.b.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())}},e._reportStall=function(t){var e=this.hls,r=this.media;!this.stallReported&&r&&(this.stallReported=!0,l.b.warn("Playback stalling at @"+r.currentTime+" due to low buffer ("+JSON.stringify(t)+")"),e.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.BUFFER_STALLED_ERROR,fatal:!1,buffer:t.len}))},e._trySkipBufferHole=function(t){var e=this.config,r=this.hls,i=this.media;if(null===i)return 0;for(var n=i.currentTime,a=0,u=mt.getBuffered(i),h=0;h=a&&n0&&-1===t&&(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=Kt,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this._forceStartLoad=!0,this.state=jt},d.stopLoad=function(){this._forceStartLoad=!1,t.prototype.stopLoad.call(this)},d.doTick=function(){switch(this.state){case Kt:this.doTickIdle();break;case Jt:var t,e=this.levels,r=this.level,i=null==e||null===(t=e[r])||void 0===t?void 0:t.details;if(i&&(!i.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(i))break;this.state=Kt;break}break;case Wt:var n,a=self.performance.now(),s=this.retryDate;(!s||a>=s||null!==(n=this.media)&&void 0!==n&&n.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=Kt)}this.onTickEnd()},d.onTickEnd=function(){t.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},d.doTickIdle=function(){var t,e,r=this.hls,i=this.levelLastLoaded,n=this.levels,a=this.media,o=r.config,l=r.nextLoadLevel;if(null!==i&&(a||!this.startFragRequested&&o.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&n&&n[l]){var u=n[l];this.level=r.nextLoadLevel=l;var h=u.details;if(!h||this.state===Jt||h.live&&this.levelLastLoaded!==l)this.state=Jt;else{var d=this.getMainFwdBufferInfo();if(null!==d)if(!(d.len>=this.getMaxBufferLength(u.maxBitrate))){if(this._streamEnded(d,h)){var c={};return this.altAudio&&(c.type="video"),this.hls.trigger(s.a.BUFFER_EOS,c),void(this.state=Xt)}this.backtrackFragment&&this.backtrackFragment.start>d.end&&(this.backtrackFragment=null);var f=this.backtrackFragment?this.backtrackFragment.start:d.end,g=this.getNextFragment(f,h);if(this.couldBacktrack&&!this.fragPrevious&&g&&"initSegment"!==g.sn&&this.fragmentTracker.getState(g)!==ut.OK){var v,m=(null!=(v=this.backtrackFragment)?v:g).sn-h.startSN,y=h.fragments[m-1];y&&g.cc===y.cc&&(g=y,this.fragmentTracker.removeFragment(y))}else this.backtrackFragment&&d.len&&(this.backtrackFragment=null);if(g&&this.fragmentTracker.getState(g)===ut.OK&&this.nextLoadPosition>f){var T=this.audioOnly&&!this.altAudio?p.a.AUDIO:p.a.VIDEO;this.afterBufferFlushed(a,T,C.b.MAIN),g=this.getNextFragment(this.nextLoadPosition,h)}g&&(!g.initSegment||g.initSegment.data||this.bitrateTest||(g=g.initSegment),"identity"!==(null===(t=g.decryptdata)||void 0===t?void 0:t.keyFormat)||null!==(e=g.decryptdata)&&void 0!==e&&e.key?this.loadFragment(g,h,f):this.loadKey(g,h))}}}},d.loadFragment=function(e,r,i){var n,a=this.fragmentTracker.getState(e);this.fragCurrent=e,a===ut.NOT_LOADED||a===ut.PARTIAL?"initSegment"===e.sn?this._loadInitSegment(e):this.bitrateTest?(e.bitrateTest=!0,this.log("Fragment "+e.sn+" of level "+e.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(e)):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i)):a===ut.APPENDING?this.reduceMaxBufferLength(e.duration)&&this.fragmentTracker.removeFragment(e):0===(null===(n=this.media)||void 0===n?void 0:n.buffered.length)&&this.fragmentTracker.removeAllFragments()},d.getAppendedFrag=function(t){var e=this.fragmentTracker.getAppendedFrag(t,C.b.MAIN);return e&&"fragment"in e?e.fragment:e},d.getBufferedFrag=function(t){return this.fragmentTracker.getBufferedFrag(t,C.b.MAIN)},d.followingBufferedFrag=function(t){return t?this.getBufferedFrag(t.end+.5):null},d.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},d.nextLevelSwitch=function(){var t=this.levels,e=this.media;if(null!=e&&e.readyState){var r,i=this.getAppendedFrag(e.currentTime);if(i&&i.start>1&&this.flushMainBuffer(0,i.start-1),!e.paused&&t){var n=t[this.hls.nextLoadLevel],a=this.fragLastKbps;r=a&&this.fragCurrent?this.fragCurrent.duration*n.maxBitrate/(1e3*a)+1:0}else r=0;var s=this.getBufferedFrag(e.currentTime+r);if(s){var o=this.followingBufferedFrag(s);if(o){this.abortCurrentFrag();var l=o.maxStartPTS?o.maxStartPTS:o.start,u=o.duration,h=Math.max(s.end,l+Math.min(Math.max(u-this.config.maxFragLookUpTolerance,.5*u),.75*u));this.flushMainBuffer(h,Number.POSITIVE_INFINITY)}}}},d.abortCurrentFrag=function(){var t=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,null!=t&&t.loader&&t.loader.abort(),this.state){case Ht:case Vt:case Wt:case qt:case zt:this.state=Kt}this.nextLoadPosition=this.getLoadPosition()},d.flushMainBuffer=function(e,r){t.prototype.flushMainBuffer.call(this,e,r,this.altAudio?"video":null)},d.onMediaAttached=function(e,r){t.prototype.onMediaAttached.call(this,e,r);var i=r.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),i.addEventListener("playing",this.onvplaying),i.addEventListener("seeked",this.onvseeked),this.gapController=new oe(this.config,i,this.fragmentTracker,this.hls)},d.onMediaDetaching=function(){var e=this.media;e&&(e.removeEventListener("playing",this.onvplaying),e.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),t.prototype.onMediaDetaching.call(this)},d.onMediaPlaying=function(){this.tick()},d.onMediaSeeked=function(){var t=this.media,e=t?t.currentTime:null;Object(a.a)(e)&&this.log("Media seeked to "+e.toFixed(3)),this.tick()},d.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(s.a.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null,this.backtrackFragment=null},d.onManifestParsed=function(t,e){var r,i,n,a=!1,s=!1;e.levels.forEach((function(t){(r=t.audioCodec)&&(-1!==r.indexOf("mp4a.40.2")&&(a=!0),-1!==r.indexOf("mp4a.40.5")&&(s=!0))})),this.audioCodecSwitch=a&&s&&!("function"==typeof(null==(n=ee())||null===(i=n.prototype)||void 0===i?void 0:i.changeType)),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=e.levels,this.startFragRequested=!1},d.onLevelLoading=function(t,e){var r=this.levels;if(r&&this.state===Kt){var i=r[e.level];(!i.details||i.details.live&&this.levelLastLoaded!==e.level||this.waitForCdnTuneIn(i.details))&&(this.state=Jt)}},d.onLevelLoaded=function(t,e){var r,i=this.levels,n=e.level,a=e.details,o=a.totalduration;if(i){this.log("Level "+n+" loaded ["+a.startSN+","+a.endSN+"], cc ["+a.startCC+", "+a.endCC+"] duration:"+o);var l=this.fragCurrent;!l||this.state!==Vt&&this.state!==Wt||l.level!==e.level&&l.loader&&(this.state=Kt,this.backtrackFragment=null,l.loader.abort());var u=i[n],h=0;if(a.live||null!==(r=u.details)&&void 0!==r&&r.live){if(a.fragments[0]||(a.deltaUpdateFailed=!0),a.deltaUpdateFailed)return;h=this.alignPlaylists(a,u.details)}if(u.details=a,this.levelLastLoaded=n,this.hls.trigger(s.a.LEVEL_UPDATED,{details:a,level:n}),this.state===Jt){if(this.waitForCdnTuneIn(a))return;this.state=Kt}this.startFragRequested?a.live&&this.synchronizeToLiveEdge(a):this.setStartPosition(a,h),this.tick()}else this.warn("Levels were reset while loading level "+n)},d._handleFragmentLoadProgress=function(t){var e,r=t.frag,i=t.part,n=t.payload,a=this.levels;if(a){var s=a[r.level],o=s.details;if(o){var l=s.videoCodec,u=o.PTSKnown||!o.live,h=null===(e=r.initSegment)||void 0===e?void 0:e.data,d=this._getAudioCodec(s),c=this.transmuxer=this.transmuxer||new se(this.hls,C.b.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),f=i?i.index:-1,g=-1!==f,v=new yt(r.level,r.sn,r.stats.chunkCount,n.byteLength,f,g),p=this.initPTS[r.cc];c.push(n,h,d,l,r,i,o.totalduration,u,v,p)}else this.warn("Dropping fragment "+r.sn+" of level "+r.level+" after level details were reset")}else this.warn("Levels were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},d.onAudioTrackSwitching=function(t,e){var r=this.altAudio,i=!!e.url,n=e.id;if(!i){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var a=this.fragCurrent;null!=a&&a.loader&&(this.log("Switching to main audio track, cancel main fragment load"),a.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var o=this.hls;r&&o.trigger(s.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(s.a.AUDIO_TRACK_SWITCHED,{id:n})}},d.onAudioTrackSwitched=function(t,e){var r=e.id,i=!!this.hls.audioTracks[r].url;if(i){var n=this.videoBuffer;n&&this.mediaBuffer!==n&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=n)}this.altAudio=i,this.tick()},d.onBufferCreated=function(t,e){var r,i,n=e.tracks,a=!1;for(var s in n){var o=n[s];if("main"===o.id){if(i=s,r=o,"video"===s){var l=n[s];l&&(this.videoBuffer=l.buffer)}}else a=!0}a&&r?(this.log("Alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},d.onFragBuffered=function(t,e){var r=e.frag,i=e.part;if(!r||r.type===C.b.MAIN){if(this.fragContextChanged(r))return this.warn("Fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state),void(this.state===zt&&(this.state=Kt));var n=i?i.stats:r.stats;this.fragLastKbps=Math.round(8*n.total/(n.buffering.end-n.loading.first)),"initSegment"!==r.sn&&(this.fragPrevious=r),this.fragBufferedComplete(r,i)}},d.onError=function(t,e){switch(e.details){case o.a.FRAG_LOAD_ERROR:case o.a.FRAG_LOAD_TIMEOUT:case o.a.KEY_LOAD_ERROR:case o.a.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(C.b.MAIN,e);break;case o.a.LEVEL_LOAD_ERROR:case o.a.LEVEL_LOAD_TIMEOUT:this.state!==Qt&&(e.fatal?(this.warn(""+e.details),this.state=Qt):e.levelRetry||this.state!==Jt||(this.state=Kt));break;case o.a.BUFFER_FULL_ERROR:if("main"===e.parent&&(this.state===qt||this.state===zt)){var r=!0,i=this.getFwdBufferInfo(this.media,C.b.MAIN);i&&i.len>.5&&(r=!this.reduceMaxBufferLength(i.len)),r&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}}},d.checkBuffer=function(){var t=this.media,e=this.gapController;if(t&&e&&t.readyState){var r=mt.getBuffered(t);if(!this.loadedmetadata&&r.length)this.loadedmetadata=!0,this.seekToStartPos();else{var i=this.state!==Kt?this.fragCurrent:null;e.poll(this.lastCurrentTime,i)}this.lastCurrentTime=t.currentTime}},d.onFragLoadEmergencyAborted=function(){this.state=Kt,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},d.onBufferFlushed=function(t,e){var r=e.type;if(r!==p.a.AUDIO||this.audioOnly&&!this.altAudio){var i=(r===p.a.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(i,r,C.b.MAIN)}},d.onLevelsUpdated=function(t,e){this.levels=e.levels},d.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},d.seekToStartPos=function(){var t=this.media,e=t.currentTime,r=this.startPosition;if(r>=0&&e0&&(n1&&!1===t.seeking){var r=t.currentTime;if(mt.isBuffered(t,r)?e=this.getAppendedFrag(r):mt.isBuffered(t,r+.1)&&(e=this.getAppendedFrag(r+.1)),e){this.backtrackFragment=null;var i=this.fragPlaying,n=e.level;i&&e.sn===i.sn&&i.level===n&&e.urlId===i.urlId||(this.hls.trigger(s.a.FRAG_CHANGED,{frag:e}),i&&i.level===n||this.hls.trigger(s.a.LEVEL_SWITCHED,{level:n}),this.fragPlaying=e)}}},n=i,(u=[{key:"nextLevel",get:function(){var t=this.nextBufferedFrag;return t?t.level:-1}},{key:"currentFrag",get:function(){var t=this.media;return t?this.fragPlaying||this.getAppendedFrag(t.currentTime):null}},{key:"currentProgramDateTime",get:function(){var t=this.media;if(t){var e=t.currentTime,r=this.currentFrag;if(r&&Object(a.a)(e)&&Object(a.a)(r.programDateTime)){var i=r.programDateTime+1e3*(e-r.start);return new Date(i)}}return null}},{key:"currentLevel",get:function(){var t=this.currentFrag;return t?t.level:-1}},{key:"nextBufferedFrag",get:function(){var t=this.currentFrag;return t?this.followingBufferedFrag(t):null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}])&&le(n.prototype,u),h&&le(n,h),Object.defineProperty(n,"prototype",{writable:!1}),i}(Zt),de=function(){function t(t,e,r){void 0===e&&(e=0),void 0===r&&(r=0),this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=t,this.alpha_=t?Math.exp(Math.log(.5)/t):0,this.estimate_=e,this.totalWeight_=r}var e=t.prototype;return e.sample=function(t,e){var r=Math.pow(this.alpha_,t);this.estimate_=e*(1-r)+r*this.estimate_,this.totalWeight_+=t},e.getTotalWeight=function(){return this.totalWeight_},e.getEstimate=function(){if(this.alpha_){var t=1-Math.pow(this.alpha_,this.totalWeight_);if(t)return this.estimate_/t}return this.estimate_},t}(),ce=function(){function t(t,e,r){this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultEstimate_=r,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new de(t),this.fast_=new de(e)}var e=t.prototype;return e.update=function(t,e){var r=this.slow_,i=this.fast_;this.slow_.halfLife!==t&&(this.slow_=new de(t,r.getEstimate(),r.getTotalWeight())),this.fast_.halfLife!==e&&(this.fast_=new de(e,i.getEstimate(),i.getTotalWeight()))},e.sample=function(t,e){var r=(t=Math.max(t,this.minDelayMs_))/1e3,i=8*e/r;this.fast_.sample(r,i),this.slow_.sample(r,i)},e.canEstimate=function(){var t=this.fast_;return t&&t.getTotalWeight()>=this.minWeight_},e.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},e.destroy=function(){},t}();function fe(t,e){for(var r=0;r=2*h/c||y<=b)){var E,S=Number.POSITIVE_INFINITY;for(E=t.level-1;E>g;E--){if((S=h*f[E].maxBitrate/(6.4*m))=y)){var L=this.bwEstimator.getEstimate();l.b.warn("Fragment "+t.sn+(e?" part "+e.index:"")+" of level "+t.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+E+"\n Current BW estimate: "+(Object(a.a)(L)?(L/1024).toFixed(3):"Unknown")+" Kb/s\n Estimated load time for current fragment: "+y.toFixed(3)+" s\n Estimated load time for the next fragment: "+S.toFixed(3)+" s\n Time to underbuffer: "+b.toFixed(3)+" s"),r.nextLoadLevel=E,this.bwEstimator.sample(d,u.loaded),this.clearTimer(),t.loader&&(this.fragCurrent=this.partCurrent=null,t.loader.abort()),r.trigger(s.a.FRAG_LOAD_EMERGENCY_ABORTED,{frag:t,part:e,stats:u})}}}}}},n.onFragLoaded=function(t,e){var r=e.frag,i=e.part;if(r.type===C.b.MAIN&&Object(a.a)(r.sn)){var n=i?i.stats:r.stats,o=i?i.duration:r.duration;if(this.clearTimer(),this.lastLoadedFragLevel=r.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var l=this.hls.levels[r.level],u=(l.loaded?l.loaded.bytes:0)+n.loaded,h=(l.loaded?l.loaded.duration:0)+o;l.loaded={bytes:u,duration:h},l.realBitrate=Math.round(8*u/h)}if(r.bitrateTest){var d={stats:n,frag:r,part:i,id:r.type};this.onFragBuffered(s.a.FRAG_BUFFERED,d),r.bitrateTest=!1}}},n.onFragBuffered=function(t,e){var r=e.frag,i=e.part,n=i?i.stats:r.stats;if(!n.aborted&&r.type===C.b.MAIN&&"initSegment"!==r.sn){var a=n.parsing.end-n.loading.start;this.bwEstimator.sample(a,n.loaded),n.bwEstimate=this.bwEstimator.getEstimate(),r.bitrateTest?this.bitrateTestDelay=a/1e3:this.bitrateTestDelay=0}},n.onError=function(t,e){switch(e.details){case o.a.FRAG_LOAD_ERROR:case o.a.FRAG_LOAD_TIMEOUT:this.clearTimer()}},n.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},n.getNextABRAutoLevel=function(){var t=this.fragCurrent,e=this.partCurrent,r=this.hls,i=r.maxAutoLevel,n=r.config,a=r.minAutoLevel,s=r.media,o=e?e.duration:t?t.duration:0,u=s?s.currentTime:0,h=s&&0!==s.playbackRate?Math.abs(s.playbackRate):1,d=this.bwEstimator?this.bwEstimator.getEstimate():n.abrEwmaDefaultEstimate,c=(mt.bufferInfo(s,u,n.maxBufferHole).end-u)/h,f=this.findBestLevel(d,a,i,c,n.abrBandWidthFactor,n.abrBandWidthUpFactor);if(f>=0)return f;l.b.trace((c?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var g=o?Math.min(o,n.maxStarvationDelay):n.maxStarvationDelay,v=n.abrBandWidthFactor,p=n.abrBandWidthUpFactor;if(!c){var m=this.bitrateTestDelay;if(m)g=(o?Math.min(o,n.maxLoadingDelay):n.maxLoadingDelay)-m,l.b.trace("bitrate test took "+Math.round(1e3*m)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),v=p=1}return f=this.findBestLevel(d,a,i,c+g,v,p),Math.max(f,0)},n.findBestLevel=function(t,e,r,i,n,a){for(var s,o=this.fragCurrent,u=this.partCurrent,h=this.lastLoadedFragLevel,d=this.hls.levels,c=d[h],f=!(null==c||null===(s=c.details)||void 0===s||!s.live),g=null==c?void 0:c.codecSet,v=u?u.duration:o?o.duration:0,p=r;p>=e;p--){var m=d[p];if(m&&(!g||m.codecSet===g)){var y=m.details,T=(u?null==y?void 0:y.partTarget:null==y?void 0:y.averagetargetduration)||v,b=void 0;b=p<=h?n*t:a*t;var E=d[p].maxBitrate,S=E*T/b;if(l.b.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+p+"/"+Math.round(b)+"/"+E+"/"+T+"/"+i+"/"+S),b>E&&(!S||f&&!this.bitrateTestDelay||S0&&-1===t?(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),this.state=Kt):(this.loadedmetadata=!1,this.state=Yt),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()},n.doTick=function(){switch(this.state){case Kt:this.doTickIdle();break;case Yt:var e,r=this.levels,i=this.trackId,n=null==r||null===(e=r[i])||void 0===e?void 0:e.details;if(n){if(this.waitForCdnTuneIn(n))break;this.state=$t}break;case Wt:var a,s=performance.now(),o=this.retryDate;(!o||s>=o||null!==(a=this.media)&&void 0!==a&&a.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=Kt);break;case $t:var u=this.waitingData;if(u){var h=u.frag,d=u.part,c=u.cache,f=u.complete;if(void 0!==this.initPTS[h.cc]){this.waitingData=null,this.waitingVideoCC=-1,this.state=Vt;var g={frag:h,part:d,payload:c.flush(),networkDetails:null};this._handleFragmentLoadProgress(g),f&&t.prototype._handleFragmentLoadComplete.call(this,g)}else if(this.videoTrackCC!==this.waitingVideoCC)l.b.log("Waiting fragment cc ("+h.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var v=this.getLoadPosition(),p=mt.bufferInfo(this.mediaBuffer,v,this.config.maxBufferHole);Rt(p.end,this.config.maxFragLookUpTolerance,h)<0&&(l.b.log("Waiting fragment cc ("+h.cc+") @ "+h.start+" cancelled because another fragment at "+p.end+" is needed"),this.clearWaitingFragment())}}else this.state=Kt}this.onTickEnd()},n.clearWaitingFragment=function(){var t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=Kt)},n.onTickEnd=function(){var t=this.media;if(t&&t.readyState){var e=(this.mediaBuffer?this.mediaBuffer:t).buffered;!this.loadedmetadata&&e.length&&(this.loadedmetadata=!0),this.lastCurrentTime=t.currentTime}},n.doTickIdle=function(){var t,e,r=this.hls,i=this.levels,n=this.media,a=this.trackId,o=r.config;if(i&&i[a]&&(n||!this.startFragRequested&&o.startFragPrefetch)){var l=i[a].details;if(!l||l.live&&this.levelLastLoaded!==a||this.waitForCdnTuneIn(l))this.state=Yt;else{this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,p.a.AUDIO,C.b.AUDIO));var u=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,C.b.AUDIO);if(null!==u){var h=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,C.b.MAIN),d=u.len,c=this.getMaxBufferLength(null==h?void 0:h.len),f=this.audioSwitch;if(!(d>=c)||f){if(!f&&this._streamEnded(u,l))return r.trigger(s.a.BUFFER_EOS,{type:"audio"}),void(this.state=Xt);var g=l.fragments[0].start,v=u.end;if(f){var m=this.getLoadPosition();v=m,l.PTSKnown&&mg||u.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),n.currentTime=g+.05)}if(!(h&&v>h.end+l.targetduration)&&(h&&h.len||!u.len)){var y=this.getNextFragment(v,l);y?"identity"!==(null===(t=y.decryptdata)||void 0===t?void 0:t.keyFormat)||null!==(e=y.decryptdata)&&void 0!==e&&e.key?this.loadFragment(y,l,v):this.loadKey(y,l):this.bufferFlushed=!0}}}}}},n.getMaxBufferLength=function(e){var r=t.prototype.getMaxBufferLength.call(this);return e?Math.max(r,e):r},n.onMediaDetaching=function(){this.videoBuffer=null,t.prototype.onMediaDetaching.call(this)},n.onAudioTracksUpdated=function(t,e){var r=e.audioTracks;this.resetTransmuxer(),this.levels=r.map((function(t){return new Q(t)}))},n.onAudioTrackSwitching=function(t,e){var r=!!e.url;this.trackId=e.id;var i=this.fragCurrent;null!=i&&i.loader&&i.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),r?this.setInterval(100):this.resetTransmuxer(),r?(this.audioSwitch=!0,this.state=Kt):this.state=jt,this.tick()},n.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},n.onLevelLoaded=function(t,e){this.mainDetails=e.details,null!==this.cachedTrackLoadedData&&(this.hls.trigger(s.a.AUDIO_TRACK_LOADED,this.cachedTrackLoadedData),this.cachedTrackLoadedData=null)},n.onAudioTrackLoaded=function(t,e){var r;if(null!=this.mainDetails){var i=this.levels,n=e.details,a=e.id;if(i){this.log("Track "+a+" loaded ["+n.startSN+","+n.endSN+"],duration:"+n.totalduration);var s=i[a],o=0;if(n.live||null!==(r=s.details)&&void 0!==r&&r.live){var l=this.mainDetails;if(n.fragments[0]||(n.deltaUpdateFailed=!0),n.deltaUpdateFailed||!l)return;!s.details&&n.hasProgramDateTime&&l.hasProgramDateTime?(Lt(n,l),o=n.fragments[0].start):o=this.alignPlaylists(n,s.details)}s.details=n,this.levelLastLoaded=a,this.startFragRequested||!this.mainDetails&&n.live||this.setStartPosition(s.details,o),this.state!==Yt||this.waitForCdnTuneIn(n)||(this.state=Kt),this.tick()}else this.warn("Audio tracks were reset while loading level "+a)}else this.cachedTrackLoadedData=e},n._handleFragmentLoadProgress=function(t){var e,r=t.frag,i=t.part,n=t.payload,a=this.config,s=this.trackId,o=this.levels;if(o){var u=o[s],h=u.details,d=a.defaultAudioCodec||u.audioCodec||"mp4a.40.2",c=this.transmuxer;c||(c=this.transmuxer=new se(this.hls,C.b.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var f=this.initPTS[r.cc],g=null===(e=r.initSegment)||void 0===e?void 0:e.data;if(void 0!==f){var v=i?i.index:-1,p=-1!==v,m=new yt(r.level,r.sn,r.stats.chunkCount,n.byteLength,v,p);c.push(n,g,d,"",r,i,h.totalduration,!1,m,f)}else{l.b.log("Unknown video PTS for cc "+r.cc+", waiting for video PTS before demuxing audio frag "+r.sn+" of ["+h.startSN+" ,"+h.endSN+"],track "+s),(this.waitingData=this.waitingData||{frag:r,part:i,cache:new ve.a,complete:!1}).cache.push(new Uint8Array(n)),this.waitingVideoCC=this.videoTrackCC,this.state=$t}}else this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},n._handleFragmentLoadComplete=function(e){this.waitingData?this.waitingData.complete=!0:t.prototype._handleFragmentLoadComplete.call(this,e)},n.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},n.onBufferCreated=function(t,e){var r=e.tracks.audio;r&&(this.mediaBuffer=r.buffer),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer)},n.onFragBuffered=function(t,e){var r=e.frag,i=e.part;r.type===C.b.AUDIO&&(this.fragContextChanged(r)?this.warn("Fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch):("initSegment"!==r.sn&&(this.fragPrevious=r,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(s.a.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(r,i)))},n.onError=function(e,r){switch(r.details){case o.a.FRAG_LOAD_ERROR:case o.a.FRAG_LOAD_TIMEOUT:case o.a.KEY_LOAD_ERROR:case o.a.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(C.b.AUDIO,r);break;case o.a.AUDIO_TRACK_LOAD_ERROR:case o.a.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==Qt&&this.state!==jt&&(this.state=r.fatal?Qt:Kt,this.warn(r.details+" while loading frag, switching to "+this.state+" state"));break;case o.a.BUFFER_FULL_ERROR:if("audio"===r.parent&&(this.state===qt||this.state===zt)){var i=!0,n=this.getFwdBufferInfo(this.mediaBuffer,C.b.AUDIO);n&&n.len>.5&&(i=!this.reduceMaxBufferLength(n.len)),i&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,t.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}}},n.onBufferFlushed=function(t,e){e.type===p.a.AUDIO&&(this.bufferFlushed=!0)},n._handleTransmuxComplete=function(t){var e,r="audio",i=this.hls,n=t.remuxResult,a=t.chunkMeta,o=this.getCurrentContext(a);if(!o)return this.warn("The loading context changed while buffering fragment "+a.sn+" of level "+a.level+". This chunk will not be buffered."),void this.resetLiveStartWhenNotLoaded(a.level);var l=o.frag,u=o.part,h=o.level.details,d=n.audio,c=n.text,f=n.id3,g=n.initSegment;if(!this.fragContextChanged(l)&&h){if(this.state=qt,this.audioSwitch&&d&&this.completeAudioSwitch(),null!=g&&g.tracks&&(this._bufferInitSegment(g.tracks,l,a),i.trigger(s.a.FRAG_PARSING_INIT_SEGMENT,{frag:l,id:r,tracks:g.tracks})),d){var v=d.startPTS,m=d.endPTS,y=d.startDTS,T=d.endDTS;u&&(u.elementaryStreams[p.a.AUDIO]={startPTS:v,endPTS:m,startDTS:y,endDTS:T}),l.setElementaryStreamInfo(p.a.AUDIO,v,m,y,T),this.bufferFragmentData(d,l,u,a)}if(null!=f&&null!==(e=f.samples)&&void 0!==e&&e.length){var b=pe({id:r,frag:l,details:h},f);i.trigger(s.a.FRAG_PARSING_METADATA,b)}if(c){var E=pe({id:r,frag:l,details:h},c);i.trigger(s.a.FRAG_PARSING_USERDATA,E)}}},n._bufferInitSegment=function(t,e,r){if(this.state===qt){t.video&&delete t.video;var i=t.audio;if(i){i.levelCodec=i.codec,i.id="audio",this.log("Init audio buffer, container:"+i.container+", codecs[parsed]=["+i.codec+"]"),this.hls.trigger(s.a.BUFFER_CODECS,t);var n=i.initSegment;if(null!=n&&n.byteLength){var a={type:"audio",frag:e,part:null,chunkMeta:r,parent:e.type,data:n};this.hls.trigger(s.a.BUFFER_APPENDING,a)}this.tick()}}},n.loadFragment=function(e,r,i){var n=this.fragmentTracker.getState(e);this.fragCurrent=e,(this.audioSwitch||n===ut.NOT_LOADED||n===ut.PARTIAL)&&("initSegment"===e.sn?this._loadInitSegment(e):r.live&&!Object(a.a)(this.initPTS[e.cc])?(this.log("Waiting for video PTS in continuity counter "+e.cc+" of live stream before loading audio fragment "+e.sn+" of level "+this.trackId),this.state=$t):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i)))},n.completeAudioSwitch=function(){var e=this.hls,r=this.media,i=this.trackId;r&&(this.log("Switching audio track : flushing all audio"),t.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,e.trigger(s.a.AUDIO_TRACK_SWITCHED,{id:i})},i}(Zt);function Te(t,e){for(var r=0;r=e.length)this.warn("Invalid id passed to audio-track controller");else{this.clearTimer();var r=e[this.trackId];this.log("Now switching to audio-track index "+t);var i=e[t],n=i.id,a=i.groupId,o=void 0===a?"":a,l=i.name,u=i.type,h=i.url;if(this.trackId=t,this.trackName=l,this.selectDefaultTrack=!1,this.hls.trigger(s.a.AUDIO_TRACK_SWITCHING,{id:n,groupId:o,name:l,type:u,url:h}),!i.details||i.details.live){var d=this.switchParams(i.url,null==r?void 0:r.details);this.loadPlaylist(d)}}},u.selectInitialTrack=function(){this.tracksInGroup;var t=this.trackName,e=this.findTrackId(t)||this.findTrackId();-1!==e?this.setAudioTrack(e):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},u.findTrackId=function(t){for(var e=this.tracksInGroup,r=0;r=n[o].start&&s<=n[o].end){a=n[o];break}var l=r.start+r.duration;a?a.end=l:(a={start:s,end:l},n.push(a)),this.fragmentTracker.fragBuffered(r)}}},l.onBufferFlushing=function(t,e){var r=e.startOffset,i=e.endOffset;if(0===r&&i!==Number.POSITIVE_INFINITY){var n=this.currentTrackId,a=this.levels;if(!a.length||!a[n]||!a[n].details)return;var s=i-a[n].details.targetduration;if(s<=0)return;e.endOffsetSubtitles=Math.max(0,s),this.tracksBuffered.forEach((function(t){for(var e=0;e=s.length||n!==a)&&o){if(this.mediaBuffer=this.mediaBufferTimeRanges,i.live||null!==(r=o.details)&&void 0!==r&&r.live){var l=this.mainDetails;if(i.deltaUpdateFailed||!l)return;var u=l.fragments[0];if(o.details)0===this.alignPlaylists(i,o.details)&&u&&nt(i,u.start);else i.hasProgramDateTime&&l.hasProgramDateTime?Lt(i,l):u&&nt(i,u.start)}if(o.details=i,this.levelLastLoaded=n,this.tick(),i.live&&!this.fragCurrent&&this.media&&this.state===Kt)Dt(null,i.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),o.details=void 0)}}},l._handleFragmentLoadComplete=function(t){var e=t.frag,r=t.payload,i=e.decryptdata,n=this.hls;if(!this.fragContextChanged(e)&&r&&r.byteLength>0&&i&&i.key&&i.iv&&"AES-128"===i.method){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(r),i.key.buffer,i.iv.buffer).then((function(t){var r=performance.now();n.trigger(s.a.FRAG_DECRYPTED,{frag:e,payload:t,stats:{tstart:a,tdecrypt:r}})}))}},l.doTick=function(){if(this.media){if(this.state===Kt){var t,e=this.currentTrackId,r=this.levels;if(!r.length||!r[e]||!r[e].details)return;var i=r[e].details,n=i.targetduration,a=this.config,s=this.media,o=mt.bufferedInfo(this.mediaBufferTimeRanges,s.currentTime-n,a.maxBufferHole),l=o.end;if(o.len>this.getMaxBufferLength()+n)return;var u,h=i.fragments,d=h.length,c=i.edge,f=this.fragPrevious;if(l-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange))},l.pollTrackChange=function(t){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,t)},l.onMediaDetaching=function(){this.media&&(self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId),ke(this.media.textTracks).forEach((function(t){U(t)})),this.subtitleTrack=-1,this.media=null)},l.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},l.onManifestParsed=function(t,e){this.tracks=e.subtitleTracks},l.onSubtitleTrackLoaded=function(t,e){var r=e.id,i=e.details,n=this.trackId,a=this.tracksInGroup[n];if(a){var s=a.details;a.details=e.details,this.log("subtitle track "+r+" loaded ["+i.startSN+"-"+i.endSN+"]"),r===this.trackId&&(this.retryCount=0,this.playlistLoaded(r,e,s))}else this.warn("Invalid subtitle track id "+r)},l.onLevelLoading=function(t,e){this.switchLevel(e.level)},l.onLevelSwitching=function(t,e){this.switchLevel(e.level)},l.switchLevel=function(t){var e=this.hls.levels[t];if(null!=e&&e.textGroupIds){var r=e.textGroupIds[e.urlId];if(this.groupId!==r){var i=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,n=this.tracks.filter((function(t){return!r||t.groupId===r}));this.tracksInGroup=n;var a=this.findTrackId(null==i?void 0:i.name)||this.findTrackId();this.groupId=r;var o={subtitleTracks:n};this.log("Updating subtitle tracks, "+n.length+' track(s) found in "'+r+'" group-id'),this.hls.trigger(s.a.SUBTITLE_TRACKS_UPDATED,o),-1!==a&&this.setSubtitleTrack(a,i)}}},l.findTrackId=function(t){for(var e=this.tracksInGroup,r=0;r=i.length)){this.clearTimer();var n=i[t];if(this.log("Switching to subtitle track "+t),this.trackId=t,n){var a=n.id,o=n.groupId,l=void 0===o?"":o,u=n.name,h=n.type,d=n.url;this.hls.trigger(s.a.SUBTITLE_TRACK_SWITCH,{id:a,groupId:l,name:u,type:h,url:d});var c=this.switchParams(n.url,null==e?void 0:e.details);this.loadPlaylist(c)}else this.hls.trigger(s.a.SUBTITLE_TRACK_SWITCH,{id:t})}}else this.queuedDefaultTrack=t},l.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),this.media&&this.hls.config.renderTextTracksNatively){for(var t=-1,e=ke(this.media.textTracks),r=0;r-1&&this.toggleTrackModes(this.trackId)}},{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(t){this.selectDefaultTrack=!1;var e=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 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this.queues[t][0]},t}(),we=te(),Ce=/([ha]vc.)(?:\.[^.,]+)+/,xe=function(){function t(t){var e=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var t=e.hls,r=e.media,i=e.mediaSource;l.b.log("[buffer-controller]: Media source opened"),r&&(e.updateMediaElementDuration(),t.trigger(s.a.MEDIA_ATTACHED,{media:r})),i&&i.removeEventListener("sourceopen",e._onMediaSourceOpen),e.checkPendingTracks()},this._onMediaSourceClose=function(){l.b.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){l.b.log("[buffer-controller]: Media source ended")},this.hls=t,this._initSourceBuffer(),this.registerListeners()}var e=t.prototype;return e.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},e.destroy=function(){this.unregisterListeners(),this.details=null},e.registerListeners=function(){var t=this.hls;t.on(s.a.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(s.a.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(s.a.MANIFEST_PARSED,this.onManifestParsed,this),t.on(s.a.BUFFER_RESET,this.onBufferReset,this),t.on(s.a.BUFFER_APPENDING,this.onBufferAppending,this),t.on(s.a.BUFFER_CODECS,this.onBufferCodecs,this),t.on(s.a.BUFFER_EOS,this.onBufferEos,this),t.on(s.a.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(s.a.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(s.a.FRAG_PARSED,this.onFragParsed,this),t.on(s.a.FRAG_CHANGED,this.onFragChanged,this)},e.unregisterListeners=function(){var t=this.hls;t.off(s.a.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(s.a.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(s.a.MANIFEST_PARSED,this.onManifestParsed,this),t.off(s.a.BUFFER_RESET,this.onBufferReset,this),t.off(s.a.BUFFER_APPENDING,this.onBufferAppending,this),t.off(s.a.BUFFER_CODECS,this.onBufferCodecs,this),t.off(s.a.BUFFER_EOS,this.onBufferEos,this),t.off(s.a.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(s.a.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(s.a.FRAG_PARSED,this.onFragParsed,this),t.off(s.a.FRAG_CHANGED,this.onFragChanged,this)},e._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new Oe(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},e.onManifestParsed=function(t,e){var r=2;(e.audio&&!e.video||!e.altAudio)&&(r=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,this.details=null,l.b.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},e.onMediaAttaching=function(t,e){var r=this.media=e.media;if(r&&we){var i=this.mediaSource=new we;i.addEventListener("sourceopen",this._onMediaSourceOpen),i.addEventListener("sourceended",this._onMediaSourceEnded),i.addEventListener("sourceclose",this._onMediaSourceClose),r.src=self.URL.createObjectURL(i),this._objectUrl=r.src}},e.onMediaDetaching=function(){var t=this.media,e=this.mediaSource,r=this._objectUrl;if(e){if(l.b.log("[buffer-controller]: media source detaching"),"open"===e.readyState)try{e.endOfStream()}catch(t){l.b.warn("[buffer-controller]: onMediaDetaching: "+t.message+" while calling endOfStream")}this.onBufferReset(),e.removeEventListener("sourceopen",this._onMediaSourceOpen),e.removeEventListener("sourceended",this._onMediaSourceEnded),e.removeEventListener("sourceclose",this._onMediaSourceClose),t&&(r&&self.URL.revokeObjectURL(r),t.src===r?(t.removeAttribute("src"),t.load()):l.b.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(s.a.MEDIA_DETACHED,void 0)},e.onBufferReset=function(){var t=this;this.getSourceBufferTypes().forEach((function(e){var r=t.sourceBuffer[e];try{r&&(t.removeBufferListeners(e),t.mediaSource&&t.mediaSource.removeSourceBuffer(r),t.sourceBuffer[e]=void 0)}catch(t){l.b.warn("[buffer-controller]: Failed to reset the "+e+" buffer",t)}})),this._initSourceBuffer()},e.onBufferCodecs=function(t,e){var r=this,i=this.getSourceBufferTypes().length;Object.keys(e).forEach((function(t){if(i){var n=r.tracks[t];if(n&&"function"==typeof n.buffer.changeType){var a=e[t],s=a.id,o=a.codec,u=a.levelCodec,h=a.container,d=a.metadata,c=(n.levelCodec||n.codec).replace(Ce,"$1"),f=(u||o).replace(Ce,"$1");if(c!==f){var g=h+";codecs="+(u||o);r.appendChangeType(t,g),l.b.log("[buffer-controller]: switching codec "+c+" to "+f),r.tracks[t]={buffer:n.buffer,codec:o,container:h,levelCodec:u,metadata:d,id:s}}}}else r.pendingTracks[t]=e[t]})),i||(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},e.appendChangeType=function(t,e){var r=this,i=this.operationQueue,n={execute:function(){var n=r.sourceBuffer[t];n&&(l.b.log("[buffer-controller]: changing "+t+" sourceBuffer type to "+e),n.changeType(e)),i.shiftAndExecuteNext(t)},onStart:function(){},onComplete:function(){},onError:function(e){l.b.warn("[buffer-controller]: Failed to change "+t+" SourceBuffer type",e)}};i.append(n,t)},e.onBufferAppending=function(t,e){var r=this,i=this.hls,n=this.operationQueue,a=this.tracks,u=e.data,h=e.type,d=e.frag,c=e.part,f=e.chunkMeta,g=f.buffering[h],v=self.performance.now();g.start=v;var p=d.stats.buffering,m=c?c.stats.buffering:null;0===p.start&&(p.start=v),m&&0===m.start&&(m.start=v);var y=a.audio,T="audio"===h&&1===f.id&&"audio/mpeg"===(null==y?void 0:y.container),b={execute:function(){if(g.executeStart=self.performance.now(),T){var t=r.sourceBuffer[h];if(t){var e=d.start-t.timestampOffset;Math.abs(e)>=.1&&(l.b.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+d.start+" (delta: "+e+") sn: "+d.sn+")"),t.timestampOffset=d.start)}}r.appendExecutor(u,h)},onStart:function(){},onComplete:function(){var t=self.performance.now();g.executeEnd=g.end=t,0===p.first&&(p.first=t),m&&0===m.first&&(m.first=t);var e=r.sourceBuffer,i={};for(var n in e)i[n]=mt.getBuffered(e[n]);r.appendError=0,r.hls.trigger(s.a.BUFFER_APPENDED,{type:h,frag:d,part:c,chunkMeta:f,parent:d.type,timeRanges:i})},onError:function(t){l.b.error("[buffer-controller]: Error encountered while trying to append to the "+h+" SourceBuffer",t);var e={type:o.b.MEDIA_ERROR,parent:d.type,details:o.a.BUFFER_APPEND_ERROR,err:t,fatal:!1};t.code===DOMException.QUOTA_EXCEEDED_ERR?e.details=o.a.BUFFER_FULL_ERROR:(r.appendError++,e.details=o.a.BUFFER_APPEND_ERROR,r.appendError>i.config.appendErrorMaxRetry&&(l.b.error("[buffer-controller]: Failed "+i.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),e.fatal=!0)),i.trigger(s.a.ERROR,e)}};n.append(b,h)},e.onBufferFlushing=function(t,e){var r=this,i=this.operationQueue,n=function(t){return{execute:r.removeExecutor.bind(r,t,e.startOffset,e.endOffset),onStart:function(){},onComplete:function(){r.hls.trigger(s.a.BUFFER_FLUSHED,{type:t})},onError:function(e){l.b.warn("[buffer-controller]: Failed to remove from "+t+" SourceBuffer",e)}}};e.type?i.append(n(e.type),e.type):this.getSourceBufferTypes().forEach((function(t){i.append(n(t),t)}))},e.onFragParsed=function(t,e){var r=this,i=e.frag,n=e.part,a=[],o=n?n.elementaryStreams:i.elementaryStreams;o[p.a.AUDIOVIDEO]?a.push("audiovideo"):(o[p.a.AUDIO]&&a.push("audio"),o[p.a.VIDEO]&&a.push("video"));0===a.length&&l.b.warn("Fragments must have at least one ElementaryStreamType set. type: "+i.type+" level: "+i.level+" sn: "+i.sn),this.blockBuffers((function(){var t=self.performance.now();i.stats.buffering.end=t,n&&(n.stats.buffering.end=t);var e=n?n.stats:i.stats;r.hls.trigger(s.a.FRAG_BUFFERED,{frag:i,part:n,stats:e,id:i.type})}),a)},e.onFragChanged=function(t,e){this.flushBackBuffer()},e.onBufferEos=function(t,e){var r=this;this.getSourceBufferTypes().reduce((function(t,i){var n=r.sourceBuffer[i];return e.type&&e.type!==i||n&&!n.ended&&(n.ended=!0,l.b.log("[buffer-controller]: "+i+" sourceBuffer now EOS")),t&&!(n&&!n.ended)}),!0)&&this.blockBuffers((function(){var t=r.mediaSource;t&&"open"===t.readyState&&t.endOfStream()}))},e.onLevelUpdated=function(t,e){var r=e.details;r.fragments.length&&(this.details=r,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},e.flushBackBuffer=function(){var t=this.hls,e=this.details,r=this.media,i=this.sourceBuffer;if(r&&null!==e){var n=this.getSourceBufferTypes();if(n.length){var o=e.live&&null!==t.config.liveBackBufferLength?t.config.liveBackBufferLength:t.config.backBufferLength;if(Object(a.a)(o)&&!(o<0)){var l=r.currentTime,u=e.levelTargetDuration,h=Math.max(o,u),d=Math.floor(l/u)*u-h;n.forEach((function(r){var n=i[r];if(n){var a=mt.getBuffered(n);a.length>0&&d>a.start(0)&&(t.trigger(s.a.BACK_BUFFER_REACHED,{bufferEnd:d}),e.live&&t.trigger(s.a.LIVE_BACK_BUFFER_REACHED,{bufferEnd:d}),t.trigger(s.a.BUFFER_FLUSHING,{startOffset:0,endOffset:d,type:r}))}}))}}}},e.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var t=this.details,e=this.hls,r=this.media,i=this.mediaSource,n=t.fragments[0].start+t.totalduration,s=r.duration,o=Object(a.a)(i.duration)?i.duration:0;t.live&&e.config.liveDurationInfinity?(l.b.log("[buffer-controller]: Media Source duration is set to Infinity"),i.duration=1/0,this.updateSeekableRange(t)):(n>o&&n>s||!Object(a.a)(s))&&(l.b.log("[buffer-controller]: Updating Media Source duration to "+n.toFixed(3)),i.duration=n)}},e.updateSeekableRange=function(t){var e=this.mediaSource,r=t.fragments;if(r.length&&t.live&&null!=e&&e.setLiveSeekableRange){var i=Math.max(0,r[0].start),n=Math.max(i,i+t.totalduration);e.setLiveSeekableRange(i,n)}},e.checkPendingTracks=function(){var t=this.bufferCodecEventsExpected,e=this.operationQueue,r=this.pendingTracks,i=Object.keys(r).length;if(i&&!t||2===i){this.createSourceBuffers(r),this.pendingTracks={};var n=this.getSourceBufferTypes();if(0===n.length)return void this.hls.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});n.forEach((function(t){e.executeNext(t)}))}},e.createSourceBuffers=function(t){var e=this.sourceBuffer,r=this.mediaSource;if(!r)throw Error("createSourceBuffers called when mediaSource was null");var i=0;for(var n in t)if(!e[n]){var a=t[n];if(!a)throw Error("source buffer exists for track "+n+", however track does not");var u=a.levelCodec||a.codec,h=a.container+";codecs="+u;l.b.log("[buffer-controller]: creating sourceBuffer("+h+")");try{var d=e[n]=r.addSourceBuffer(h),c=n;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[n]={buffer:d,codec:u,container:a.container,levelCodec:a.levelCodec,metadata:a.metadata,id:a.id},i++}catch(t){l.b.error("[buffer-controller]: error while trying to add sourceBuffer: "+t.message),this.hls.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:t,mimeType:h})}}i&&this.hls.trigger(s.a.BUFFER_CREATED,{tracks:this.tracks})},e._onSBUpdateStart=function(t){this.operationQueue.current(t).onStart()},e._onSBUpdateEnd=function(t){var e=this.operationQueue;e.current(t).onComplete(),e.shiftAndExecuteNext(t)},e._onSBUpdateError=function(t,e){l.b.error("[buffer-controller]: "+t+" SourceBuffer error",e),this.hls.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.BUFFER_APPENDING_ERROR,fatal:!1});var r=this.operationQueue.current(t);r&&r.onError(e)},e.removeExecutor=function(t,e,r){var i=this.media,n=this.mediaSource,s=this.operationQueue,o=this.sourceBuffer[t];if(!i||!n||!o)return l.b.warn("[buffer-controller]: Attempting to remove from the "+t+" SourceBuffer, but it does not exist"),void s.shiftAndExecuteNext(t);var u=Object(a.a)(i.duration)?i.duration:1/0,h=Object(a.a)(n.duration)?n.duration:1/0,d=Math.max(0,e),c=Math.min(r,u,h);c>d?(l.b.log("[buffer-controller]: Removing ["+d+","+c+"] from the "+t+" SourceBuffer"),o.remove(d,c)):s.shiftAndExecuteNext(t)},e.appendExecutor=function(t,e){var r=this.operationQueue,i=this.sourceBuffer[e];if(!i)return l.b.warn("[buffer-controller]: Attempting to append to the "+e+" SourceBuffer, but it does not exist"),void r.shiftAndExecuteNext(e);i.ended=!1,i.appendBuffer(t)},e.blockBuffers=function(t,e){var r=this;if(void 0===e&&(e=this.getSourceBufferTypes()),!e.length)return l.b.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve().then(t);var i=this.operationQueue,n=e.map((function(t){return i.appendBlocker(t)}));Promise.all(n).then((function(){t(),e.forEach((function(t){var e=r.sourceBuffer[t];e&&e.updating||i.shiftAndExecuteNext(t)}))}))},e.getSourceBufferTypes=function(){return 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0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=t,this.outputFilter=e,this.mode=null,this.verbose=0,this.displayedMemory=new Ye(r),this.nonDisplayedMemory=new Ye(r),this.lastOutputScreen=new Ye(r),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=r}var e=t.prototype;return e.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},e.getHandler=function(){return this.outputFilter},e.setHandler=function(t){this.outputFilter=t},e.setPAC=function(t){this.writeScreen.setPAC(t)},e.setBkgData=function(t){this.writeScreen.setBkgData(t)},e.setMode=function(t){t!==this.mode&&(this.mode=t,this.logger.log(_e.INFO,"MODE="+t),"MODE_POP-ON"===this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=t)},e.insertChars=function(t){for(var e=0;e=46,e.italics)e.foreground="white";else{var r=Math.floor(t/2)-16;e.foreground=["white","green","blue","cyan","red","yellow","magenta"][r]}this.logger.log(_e.INFO,"MIDROW: "+JSON.stringify(e)),this.writeScreen.setPen(e)},e.outputDataUpdate=function(t){void 0===t&&(t=!1);var e=this.logger.time;null!==e&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,e,this.lastOutputScreen),t&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:e):this.cueStartTime=e,this.lastOutputScreen.copy(this.displayedMemory))},e.cueSplitAtTime=function(t){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,t,this.displayedMemory),this.cueStartTime=t))},t}();function ze(t,e,r){r.a=t,r.b=e}function Xe(t,e,r){return r.a===t&&r.b===e}var Qe=function(){function t(t,e,r){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var i=new je;this.channels=[null,new qe(t,e,i),new qe(t+1,r,i)],this.cmdHistory={a:null,b:null},this.logger=i}var e=t.prototype;return e.getHandler=function(t){return this.channels[t].getHandler()},e.setHandler=function(t,e){this.channels[t].setHandler(e)},e.addData=function(t,e){var r,i,n,a=!1;this.logger.time=t;for(var s=0;s ("+Ke([i,n])+")"),(r=this.parseCmd(i,n))||(r=this.parseMidrow(i,n)),r||(r=this.parsePAC(i,n)),r||(r=this.parseBackgroundAttributes(i,n)),!r&&(a=this.parseChars(i,n))){var o=this.currentChannel;if(o&&o>0)this.channels[o].insertChars(a);else this.logger.log(_e.WARNING,"No channel found yet. TEXT-MODE?")}r||a||this.logger.log(_e.WARNING,"Couldn't parse cleaned data "+Ke([i,n])+" orig: "+Ke([e[s],e[s+1]]))}},e.parseCmd=function(t,e){var r=this.cmdHistory;if(!((20===t||28===t||21===t||29===t)&&e>=32&&e<=47)&&!((23===t||31===t)&&e>=33&&e<=35))return!1;if(Xe(t,e,r))return ze(null,null,r),this.logger.log(_e.DEBUG,"Repeated command ("+Ke([t,e])+") is dropped"),!0;var i=20===t||21===t||23===t?1:2,n=this.channels[i];return 20===t||21===t||28===t||29===t?32===e?n.ccRCL():33===e?n.ccBS():34===e?n.ccAOF():35===e?n.ccAON():36===e?n.ccDER():37===e?n.ccRU(2):38===e?n.ccRU(3):39===e?n.ccRU(4):40===e?n.ccFON():41===e?n.ccRDC():42===e?n.ccTR():43===e?n.ccRTD():44===e?n.ccEDM():45===e?n.ccCR():46===e?n.ccENM():47===e&&n.ccEOC():n.ccTO(e-32),ze(t,e,r),this.currentChannel=i,!0},e.parseMidrow=function(t,e){var r=0;if((17===t||25===t)&&e>=32&&e<=47){if((r=17===t?1:2)!==this.currentChannel)return this.logger.log(_e.ERROR,"Mismatch channel in midrow parsing"),!1;var i=this.channels[r];return!!i&&(i.ccMIDROW(e),this.logger.log(_e.DEBUG,"MIDROW ("+Ke([t,e])+")"),!0)}return!1},e.parsePAC=function(t,e){var r,i=this.cmdHistory;if(!((t>=17&&t<=23||t>=25&&t<=31)&&e>=64&&e<=127)&&!((16===t||24===t)&&e>=64&&e<=95))return!1;if(Xe(t,e,i))return ze(null,null,i),!0;var n=t<=23?1:2;r=e>=64&&e<=95?1===n?Fe[t]:Ue[t]:1===n?Ne[t]:Be[t];var a=this.channels[n];return!!a&&(a.setPAC(this.interpretPAC(r,e)),ze(t,e,i),this.currentChannel=n,!0)},e.interpretPAC=function(t,e){var r,i={color:null,italics:!1,indent:null,underline:!1,row:t};return r=e>95?e-96:e-64,i.underline=1==(1&r),r<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(r/2)]:r<=15?(i.italics=!0,i.color="white"):i.indent=4*Math.floor((r-16)/2),i},e.parseChars=function(t,e){var r,i,n=null,a=null;(t>=25?(r=2,a=t-8):(r=1,a=t),a>=17&&a<=19)?(i=17===a?e+80:18===a?e+112:e+144,this.logger.log(_e.INFO,"Special char '"+Me(i)+"' in channel 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r=e.toLowerCase();return!!~t.indexOf(r)&&r}function i(t){return r(e,t)}function n(t){for(var e=arguments.length,r=new Array(e>1?e-1:0),i=1;i100)throw new Error("Position must be between 0 and 100.");T=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"positionAlign",n({},l,{get:function(){return b},set:function(t){var e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");b=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"size",n({},l,{get:function(){return E},set:function(t){if(t<0||t>100)throw new Error("Size must be between 0 and 100.");E=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"align",n({},l,{get:function(){return S},set:function(t){var e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");S=e,this.hasBeenReset=!0}})),o.displayState=void 0}return a.prototype.getCueAsHTML=function(){return self.WebVTT.convertCueToDOMTree(self,this.text)},a}(),Ze=function(){function t(){}return t.prototype.decode=function(t,e){if(!t)return"";if("string"!=typeof t)throw new Error("Error - expected string data.");return decodeURIComponent(encodeURIComponent(t))},t}();function tr(t){function e(t,e,r,i){return 3600*(0|t)+60*(0|e)+(0|r)+parseFloat(i||0)}var r=t.match(/^(?:(\d+):)?(\d{2}):(\d{2})(\.\d+)?/);return r?parseFloat(r[2])>59?e(r[2],r[3],0,r[4]):e(r[1],r[2],r[3],r[4]):null}var er=function(){function t(){this.values=Object.create(null)}var e=t.prototype;return e.set=function(t,e){this.get(t)||""===e||(this.values[t]=e)},e.get=function(t,e,r){return r?this.has(t)?this.values[t]:e[r]:this.has(t)?this.values[t]:e},e.has=function(t){return t in this.values},e.alt=function(t,e,r){for(var i=0;i=0&&r<=100)return this.set(t,r),!0}return!1},t}();function rr(t,e,r,i){var n=i?t.split(i):[t];for(var a in n)if("string"==typeof n[a]){var s=n[a].split(r);if(2===s.length)e(s[0],s[1])}}var ir=new Je(0,0,""),nr="middle"===ir.align?"middle":"center";function ar(t,e,r){var i=t;function n(){var e=tr(t);if(null===e)throw new Error("Malformed timestamp: "+i);return t=t.replace(/^[^\sa-zA-Z-]+/,""),e}function a(){t=t.replace(/^\s+/,"")}if(a(),e.startTime=n(),a(),"--\x3e"!==t.slice(0,3))throw new Error("Malformed time stamp (time stamps must be separated by '--\x3e'): "+i);t=t.slice(3),a(),e.endTime=n(),a(),function(t,e){var i=new er;rr(t,(function(t,e){var n;switch(t){case"region":for(var a=r.length-1;a>=0;a--)if(r[a].id===e){i.set(t,r[a].region);break}break;case"vertical":i.alt(t,e,["rl","lr"]);break;case"line":n=e.split(","),i.integer(t,n[0]),i.percent(t,n[0])&&i.set("snapToLines",!1),i.alt(t,n[0],["auto"]),2===n.length&&i.alt("lineAlign",n[1],["start",nr,"end"]);break;case"position":n=e.split(","),i.percent(t,n[0]),2===n.length&&i.alt("positionAlign",n[1],["start",nr,"end","line-left","line-right","auto"]);break;case"size":i.percent(t,e);break;case"align":i.alt(t,e,["start",nr,"end","left","right"])}}),/:/,/\s/),e.region=i.get("region",null),e.vertical=i.get("vertical","");var n=i.get("line","auto");"auto"===n&&-1===ir.line&&(n=-1),e.line=n,e.lineAlign=i.get("lineAlign","start"),e.snapToLines=i.get("snapToLines",!0),e.size=i.get("size",100),e.align=i.get("align",nr);var a=i.get("position","auto");"auto"===a&&50===ir.position&&(a="start"===e.align||"left"===e.align?0:"end"===e.align||"right"===e.align?100:50),e.position=a}(t,e)}function sr(t){return t.replace(//gi,"\n")}var or=function(){function t(){this.state="INITIAL",this.buffer="",this.decoder=new Ze,this.regionList=[],this.cue=null,this.oncue=void 0,this.onparsingerror=void 0,this.onflush=void 0}var e=t.prototype;return e.parse=function(t){var e=this;function r(){var t=e.buffer,r=0;for(t=sr(t);r>>0).toString()};function fr(t,e,r){return cr(t.toString())+cr(e.toString())+cr(r)}function gr(t,e,r,i,n,s,o,l){var u,h=new or,d=Object(G.f)(new Uint8Array(t)).trim().replace(hr,"\n").split("\n"),c=[],f=Object(lr.a)(e,r),g="00:00.000",v=0,p=0,m=!0;h.oncue=function(t){var e=i[n],r=i.ccOffset,a=(v-f)/9e4;null!=e&&e.new&&(void 0!==p?r=i.ccOffset=e.start:function(t,e,r){var i=t[e],n=t[i.prevCC];if(!n||!n.new&&i.new)return t.ccOffset=t.presentationOffset=i.start,void(i.new=!1);for(;null!==(a=n)&&void 0!==a&&a.new;){var a;t.ccOffset+=i.start-n.start,i.new=!1,n=t[(i=n).prevCC]}t.presentationOffset=r}(i,n,a)),a&&(r=a-i.presentationOffset);var o=t.endTime-t.startTime,l=Object(ur.d)(9e4*(t.startTime+r-p),9e4*s)/9e4;t.startTime=Math.max(l,0),t.endTime=Math.max(l+o,0);var u=t.text.trim();t.text=decodeURIComponent(encodeURIComponent(u)),t.id||(t.id=fr(t.startTime,t.endTime,u)),t.endTime>0&&c.push(t)},h.onparsingerror=function(t){u=t},h.onflush=function(){u?l(u):o(c)},d.forEach((function(t){if(m){if(dr(t,"X-TIMESTAMP-MAP=")){m=!1,t.slice(16).split(",").forEach((function(t){dr(t,"LOCAL:")?g=t.slice(6):dr(t,"MPEGTS:")&&(v=parseInt(t.slice(7)))}));try{p=function(t){var e=parseInt(t.slice(-3)),r=parseInt(t.slice(-6,-4)),i=parseInt(t.slice(-9,-7)),n=t.length>9?parseInt(t.substring(0,t.indexOf(":"))):0;if(!(Object(a.a)(e)&&Object(a.a)(r)&&Object(a.a)(i)&&Object(a.a)(n)))throw Error("Malformed X-TIMESTAMP-MAP: Local:"+t);return e+=1e3*r,e+=6e4*i,e+=36e5*n}(g)/1e3}catch(t){u=t}return}""===t&&(m=!1)}h.parse(t+"\n")})),h.flush()}function vr(){return(vr=Object.assign?Object.assign.bind():function(t){for(var e=1;e=0&&(c[0]=Math.min(c[0],e),c[1]=Math.max(c[1],r),h=!0,f/(r-e)>.5))return}if(h||n.push([e,r]),this.config.renderTextTracksNatively){var g=this.captionsTracks[t];this.Cues.newCue(g,e,r,i)}else{var v=this.Cues.newCue(null,e,r,i);this.hls.trigger(s.a.CUES_PARSED,{type:"captions",cues:v,track:t})}},e.onInitPtsFound=function(t,e){var r=this,i=e.frag,n=e.id,a=e.initPTS,o=e.timescale,l=this.unparsedVttFrags;"main"===n&&(this.initPTS[i.cc]=a,this.timescale[i.cc]=o),l.length&&(this.unparsedVttFrags=[],l.forEach((function(t){r.onFragLoaded(s.a.FRAG_LOADED,t)})))},e.getExistingTrack=function(t){var e=this.media;if(e)for(var r=0;r0&&this.mediaWidth>0){var t=this.hls.levels;if(t.length){var e=this.hls;e.autoLevelCapping=this.getMaxLevel(t.length-1),e.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=e.autoLevelCapping}}},n.getMaxLevel=function(e){var r=this,i=this.hls.levels;if(!i.length)return-1;var n=i.filter((function(i,n){return t.isLevelAllowed(n,r.restrictedLevels)&&n<=e}));return this.clientRect=null,t.getMaxLevelByMediaSize(n,this.mediaWidth,this.mediaHeight)},n.startCapping=function(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},n.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},n.getDimensions=function(){if(this.clientRect)return this.clientRect;var t=this.media,e={width:0,height:0};if(t){var r=t.getBoundingClientRect();e.width=r.width,e.height=r.height,e.width||e.height||(e.width=r.right-r.left||t.width||0,e.height=r.bottom-r.top||t.height||0)}return this.clientRect=e,e},t.isLevelAllowed=function(t,e){return void 0===e&&(e=[]),-1===e.indexOf(t)},t.getMaxLevelByMediaSize=function(t,e,r){if(!t||!t.length)return-1;for(var i,n,a=t.length-1,s=0;s=e||o.height>=r)&&(i=o,!(n=t[s+1])||i.width!==n.width||i.height!==n.height)){a=s;break}}return a},e=t,(r=[{key:"mediaWidth",get:function(){return this.getDimensions().width*this.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*this.contentScaleFactor}},{key:"contentScaleFactor",get:function(){var t=1;if(!this.hls.config.ignoreDevicePixelRatio)try{t=self.devicePixelRatio}catch(t){}return t}}])&&kr(e.prototype,r),i&&kr(e,i),Object.defineProperty(e,"prototype",{writable:!1}),t}(),Or=function(){function t(t){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=t,this.registerListeners()}var e=t.prototype;return e.setStreamController=function(t){this.streamController=t},e.registerListeners=function(){this.hls.on(s.a.MEDIA_ATTACHING,this.onMediaAttaching,this)},e.unregisterListeners=function(){this.hls.off(s.a.MEDIA_ATTACHING,this.onMediaAttaching)},e.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},e.onMediaAttaching=function(t,e){var r=this.hls.config;if(r.capLevelOnFPSDrop){var i=e.media instanceof self.HTMLVideoElement?e.media:null;this.media=i,i&&"function"==typeof i.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),r.fpsDroppedMonitoringPeriod)}},e.checkFPS=function(t,e,r){var i=performance.now();if(e){if(this.lastTime){var n=i-this.lastTime,a=r-this.lastDroppedFrames,o=e-this.lastDecodedFrames,u=1e3*a/n,h=this.hls;if(h.trigger(s.a.FPS_DROP,{currentDropped:a,currentDecoded:o,totalDroppedFrames:r}),u>0&&a>h.config.fpsDroppedMonitoringThreshold*o){var d=h.currentLevel;l.b.warn("drop FPS ratio greater than max allowed value for currentLevel: "+d),d>0&&(-1===h.autoLevelCapping||h.autoLevelCapping>=d)&&(d-=1,h.trigger(s.a.FPS_DROP_LEVEL_CAPPING,{level:d,droppedLevel:h.currentLevel}),h.autoLevelCapping=d,this.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=e}},e.checkFPSInterval=function(){var t=this.media;if(t)if(this.isVideoPlaybackQualityAvailable){var e=t.getVideoPlaybackQuality();this.checkFPS(t,e.totalVideoFrames,e.droppedVideoFrames)}else this.checkFPS(t,t.webkitDecodedFrameCount,t.webkitDroppedFrameCount)},t}();!function(t){t.WIDEVINE="com.widevine.alpha",t.PLAYREADY="com.microsoft.playready"}(_r||(_r={}));var wr="undefined"!=typeof self&&self.navigator&&self.navigator.requestMediaKeySystemAccess?self.navigator.requestMediaKeySystemAccess.bind(self.navigator):null;function Cr(t,e){for(var r=0;r3)return void this.hls.trigger(s.a.ERROR,{type:o.b.KEY_SYSTEM_ERROR,details:o.a.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});var u=3-this._requestLicenseFailureCount+1;l.b.warn("Retrying license request, "+u+" attempts left"),this._requestLicense(r,i)}}},n._generateLicenseRequestChallenge=function(t,e){switch(t.mediaKeySystemDomain){case _r.WIDEVINE:return e}throw new Error("unsupported key-system: "+t.mediaKeySystemDomain)},n._requestLicense=function(t,e){l.b.log("Requesting content license for key-system");var r=this._mediaKeysList[0];if(!r)return l.b.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),void this.hls.trigger(s.a.ERROR,{type:o.b.KEY_SYSTEM_ERROR,details:o.a.KEY_SYSTEM_NO_ACCESS,fatal:!0});try{var 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e.resetInitSegment=function(t,e,i,r){this._id3Track={type:"id3",id:3,pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0}},e.resetTimeStamp=function(t){this.initPTS=t,this.resetContiguity()},e.resetContiguity=function(){this.basePTS=null,this.frameIndex=0},e.canParse=function(t,e){return!1},e.appendFrame=function(t,e,i){},e.demux=function(t,e){this.cachedData&&(t=Object(h.b)(this.cachedData,t),this.cachedData=null);var i,r,a=o.b(t,0),n=a?a.length:0,c=this._audioTrack,g=this._id3Track,v=a?o.d(a):void 0,p=t.length;for((null===this.basePTS||0===this.frameIndex&&Object(s.a)(v))&&(this.basePTS=f(v,e,this.initPTS)),a&&a.length>0&&g.samples.push({pts:this.basePTS,dts:this.basePTS,data:a,type:l.a.audioId3}),r=this.basePTS;n>>5}function T(t,e){return e+1=t.length)return!1;var r=y(t,e);if(r<=i)return!1;var a=e+r;return a===t.length||T(t,a)}return!1}function E(t,e,i,n,s){if(!t.samplerate){var o=function(t,e,i,n){var s,o,l,u,h=navigator.userAgent.toLowerCase(),d=n,c=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];s=1+((192&e[i+2])>>>6);var f=(60&e[i+2])>>>2;if(!(f>c.length-1))return l=(1&e[i+2])<<2,l|=(192&e[i+3])>>>6,v.b.log("manifest codec:"+n+", ADTS type:"+s+", samplingIndex:"+f),/firefox/i.test(h)?f>=6?(s=5,u=new Array(4),o=f-3):(s=2,u=new Array(2),o=f):-1!==h.indexOf("android")?(s=2,u=new Array(2),o=f):(s=5,u=new Array(4),n&&(-1!==n.indexOf("mp4a.40.29")||-1!==n.indexOf("mp4a.40.5"))||!n&&f>=6?o=f-3:((n&&-1!==n.indexOf("mp4a.40.2")&&(f>=6&&1===l||/vivaldi/i.test(h))||!n&&1===l)&&(s=2,u=new Array(2)),o=f)),u[0]=s<<3,u[0]|=(14&f)>>1,u[1]|=(1&f)<<7,u[1]|=l<<3,5===s&&(u[1]|=(14&o)>>1,u[2]=(1&o)<<7,u[2]|=8,u[3]=0),{config:u,samplerate:c[f],channelCount:l,codec:"mp4a.40."+s,manifestCodec:d};t.trigger(r.a.ERROR,{type:a.b.MEDIA_ERROR,details:a.a.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+f})}(e,i,n,s);if(!o)return;t.config=o.config,t.samplerate=o.samplerate,t.channelCount=o.channelCount,t.codec=o.codec,t.manifestCodec=o.manifestCodec,v.b.log("parsed codec:"+t.codec+", rate:"+o.samplerate+", channels:"+o.channelCount)}}function S(t){return 9216e4/t}function L(t,e,i,r,a){var n,s=r+a*S(t.samplerate),o=function(t,e){var i=m(t,e);if(e+i<=t.length){var r=y(t,e)-i;if(r>0)return{headerLength:i,frameLength:r}}}(e,i);if(o){var l=o.frameLength,u=o.headerLength,h=u+l,d=Math.max(0,i+h-e.length);d?(n=new Uint8Array(h-u)).set(e.subarray(i+u,e.length),0):n=e.subarray(i+u,i+h);var c={unit:n,pts:s};return d||t.samples.push(c),{sample:c,length:h,missing:d}}var f=e.length-i;return(n=new Uint8Array(f)).set(e.subarray(i,e.length),0),{sample:{unit:n,pts:s},length:f,missing:-1}}function A(t,e){return(A=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}var D=function(t){var e,i;function r(e,i){var r;return(r=t.call(this)||this).observer=void 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t=this.timeOffset,e=this.videoTrack,i=this.txtTrack;e.samples=this.remainderData||new Uint8Array,this.remainderData=null;var r=this.extractID3Track(e,this.timeOffset);return i.samples=Object(h.j)(t,e),{videoTrack:e,audioTrack:u(),id3Track:r,textTrack:u()}},e.extractID3Track=function(t,e){var i=this.id3Track;if(t.samples.length){var r=Object(h.c)(t.samples,["emsg"]);r&&r.forEach((function(t){var r=Object(h.g)(t);if(k.test(r.schemeIdUri)){var a=Object(s.a)(r.presentationTime)?r.presentationTime/r.timeScale:e+r.presentationTimeDelta/r.timeScale,n=r.payload;i.samples.push({data:n,len:n.byteLength,dts:a,pts:a,type:l.a.emsg})}}))}return i},e.demuxSampleAes=function(t,e,i){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))},e.destroy=function(){},t}();_.minProbeByteLength=1024;var I=_,O=null,C=[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],w=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],x=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],P=[0,1,1,4];function F(t,e,i,r,a){if(!(i+24>e.length)){var n=M(e,i);if(n&&i+n.frameLength<=e.length){var s=r+a*(9e4*n.samplesPerFrame/n.sampleRate),o={unit:e.subarray(i,i+n.frameLength),pts:s,dts:s};return t.config=[],t.channelCount=n.channelCount,t.samplerate=n.sampleRate,t.samples.push(o),{sample:o,length:n.frameLength,missing:0}}}}function M(t,e){var i=t[e+1]>>3&3,r=t[e+1]>>1&3,a=t[e+2]>>4&15,n=t[e+2]>>2&3;if(1!==i&&0!==a&&15!==a&&3!==n){var s=t[e+2]>>1&1,o=t[e+3]>>6,l=1e3*C[14*(3===i?3-r:3===r?3:4)+a-1],u=w[3*(3===i?0:2===i?1:2)+n],h=3===o?1:2,d=x[i][r],c=P[r],f=8*d*c,g=Math.floor(d*l/u+s)*c;if(null===O){var 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this.readBits(t+1)-1},e.readEG=function(){var t=this.readUEG();return 1&t?1+t>>>1:-1*(t>>>1)},e.readBoolean=function(){return 1===this.readBits(1)},e.readUByte=function(){return this.readBits(8)},e.readUShort=function(){return this.readBits(16)},e.readUInt=function(){return this.readBits(32)},e.skipScalingList=function(t){for(var e=8,i=8,r=0;r=t.length)return void i();if(!(t[e].unit.length<32)){var r=this.decrypter.isSync();if(this.decryptAacSample(t,e,i,r),!r)return}}},e.getAvcEncryptedData=function(t){for(var e=16*Math.floor((t.length-48)/160)+16,i=new Int8Array(e),r=0,a=32;a=t.length)return void r();for(var a=t[e].units;!(i>=a.length);i++){var n=a[i];if(!(n.data.length<=48||1!==n.type&&5!==n.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(t,e,i,r,n,s),!s)return}}}},t}();function K(){return(K=Object.assign?Object.assign.bind():function(t){for(var e=1;e>4>1){if((I=R+5+e[R+4])===R+188)continue}else I=R+4;switch(_){case 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C={audioTrack:u,videoTrack:l,id3Track:d,textTrack:c};return s&&this.extractRemainingSamples(C),C},e.flush=function(){var t,e=this.remainderData;return this.remainderData=null,t=e?this.demux(e,-1,!1,!0):{videoTrack:this._avcTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(t),this.sampleAes?this.decrypt(t,this.sampleAes):t},e.extractRemainingSamples=function(t){var e,i=t.audioTrack,r=t.videoTrack,a=t.id3Track,n=t.textTrack,s=r.pesData,o=i.pesData,l=a.pesData;if(s&&(e=q(s))?(this.parseAVCPES(r,n,e,!0),r.pesData=null):r.pesData=s,o&&(e=q(o))){switch(i.segmentCodec){case"aac":this.parseAACPES(i,e);break;case"mp3":this.parseMPEGPES(i,e)}i.pesData=null}else null!=o&&o.size&&v.b.log("last AAC PES packet truncated,might overlap between fragments"),i.pesData=o;l&&(e=q(l))?(this.parseID3PES(a,e),a.pesData=null):a.pesData=l},e.demuxSampleAes=function(t,e,i){var r=this.demux(t,i,!0,!this.config.progressive),a=this.sampleAes=new j(this.observer,this.config,e);return this.decrypt(r,a)},e.decrypt=function(t,e){return new Promise((function(i){var r=t.audioTrack,a=t.videoTrack;r.samples&&"aac"===r.segmentCodec?e.decryptAacSamples(r.samples,0,(function(){a.samples?e.decryptAvcSamples(a.samples,0,0,(function(){i(t)})):i(t)})):a.samples&&e.decryptAvcSamples(a.samples,0,0,(function(){i(t)}))}))},e.destroy=function(){this._duration=0},e.parseAVCPES=function(t,e,i,r){var a,n=this,s=this.parseAVCNALu(t,i.data),o=this.avcSample,l=!1;i.data=null,o&&s.length&&!t.audFound&&(z(o,t),o=this.avcSample=V(!1,i.pts,i.dts,"")),s.forEach((function(r){switch(r.type){case 1:a=!0,o||(o=n.avcSample=V(!0,i.pts,i.dts,"")),o.frame=!0;var s=r.data;if(l&&s.length>4){var u=new G(s).readSliceType();2!==u&&4!==u&&7!==u&&9!==u||(o.key=!0)}break;case 5:a=!0,o||(o=n.avcSample=V(!0,i.pts,i.dts,"")),o.key=!0,o.frame=!0;break;case 6:a=!0,Object(h.i)(X(r.data),i.pts,e.samples);break;case 7:if(a=!0,l=!0,!t.sps){var d=new G(r.data).readSPS();t.width=d.width,t.height=d.height,t.pixelRatio=d.pixelRatio,t.sps=[r.data],t.duration=n._duration;for(var c=r.data.subarray(1,4),f="avc1.",g=0;g<3;g++){var v=c[g].toString(16);v.length<2&&(v="0"+v),f+=v}t.codec=f}break;case 8:a=!0,t.pps||(t.pps=[r.data]);break;case 9:a=!1,t.audFound=!0,o&&z(o,t),o=n.avcSample=V(!1,i.pts,i.dts,"");break;case 12:a=!0;break;default:a=!1,o&&(o.debug+="unknown NAL "+r.type+" ")}o&&a&&o.units.push(r)})),r&&o&&(z(o,t),this.avcSample=null)},e.getLastNalUnit=function(t){var e,i,r=this.avcSample;if(r&&0!==r.units.length||(r=t[t.length-1]),null!==(e=r)&&void 0!==e&&e.units){var a=r.units;i=a[a.length-1]}return i},e.parseAVCNALu=function(t,e){var i,r,a=e.byteLength,n=t.naluState||0,s=n,o=[],l=0,u=-1,h=0;for(-1===n&&(u=0,h=31&e[0],n=0,l=1);l=0){var d={data:e.subarray(u,l-n-1),type:h};o.push(d)}else{var c=this.getLastNalUnit(t.samples);if(c&&(s&&l<=4-s&&c.state&&(c.data=c.data.subarray(0,c.data.byteLength-s)),(r=l-n-1)>0)){var f=new Uint8Array(c.data.byteLength+r);f.set(c.data,0),f.set(e.subarray(0,r),c.data.byteLength),c.data=f,c.state=0}}l=0&&n>=0){var g={data:e.subarray(u,a),type:h,state:n};o.push(g)}if(0===o.length){var v=this.getLastNalUnit(t.samples);if(v){var p=new Uint8Array(v.data.byteLength+e.byteLength);p.set(v.data,0),p.set(e,v.data.byteLength),v.data=p}}return t.naluState=n,o},e.parseAACPES=function(t,e){var i,n,s,o,l,u=0,h=this.aacOverFlow,d=e.data;if(h){this.aacOverFlow=null;var c=h.missing,f=h.sample.unit.byteLength;if(-1===c){var g=new Uint8Array(f+d.byteLength);g.set(h.sample.unit,0),g.set(d,f),d=g}else{var p=f-c;h.sample.unit.set(d.subarray(0,c),p),t.samples.push(h.sample),u=h.missing}}for(i=u,n=d.length;i1;){var l=new Uint8Array(o[0].length+o[1].length);l.set(o[0]),l.set(o[1],o[0].length),o[0]=l,o.splice(1,1)}if(1===((e=o[0])[0]<<16)+(e[1]<<8)+e[2]){if((i=(e[4]<<8)+e[5])&&i>t.size-6)return null;var u=e[7];192&u&&(a=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,64&u?a-(n=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2)>54e5&&(v.b.warn(Math.round((a-n)/9e4)+"s delta between PTS and DTS, align them"),a=n):n=a);var h=(r=e[8])+9;if(t.size<=h)return null;t.size-=h;for(var d=new Uint8Array(t.size),c=0,f=o.length;cg){h-=g;continue}e=e.subarray(h),g-=h,h=0}d.set(e,s),s+=g}return i&&(i-=r+3),{data:d,pts:a,dts:n,len:i}}return null}function z(t,e){if(t.units.length&&t.frame){if(void 0===t.pts){var i=e.samples,r=i.length;if(!r)return void e.dropped++;var a=i[r-1];t.pts=a.pts,t.dts=a.dts}e.samples.push(t)}t.debug.length&&v.b.log(t.pts+"/"+t.dts+":"+t.debug)}function X(t){for(var e=t.byteLength,i=[],r=1;r0?this.lastEndDTS=m:(v.b.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var y=!!f.audio,T=!!f.video,b="";y&&(b+="audio"),T&&(b+="video");var E={data1:d,startPTS:p,startDTS:p,endPTS:m,endDTS:m,type:b,hasAudio:y,hasVideo:T,nb:1,dropped:0};u.audio="audio"===E.type?E:void 0,u.video="audio"!==E.type?E:void 0,u.initSegment=c;var S=null!=(n=this.initPTS)?n:0;return u.id3=Object(tt.b)(i,a,S,S),r.samples.length&&(u.text=Object(tt.c)(r,a,S)),u},t}(),rt=function(t,e,i){return Object(h.e)(t,e)-i};function at(t,e){var i=null==t?void 0:t.codec;return i&&i.length>4?i:"hvc1"===i||"hev1"===i?"hvc1.1.c.L120.90":"av01"===i?"av01.0.04M.08":"avc1"===i||e===et.a.VIDEO?"avc1.42e01e":"mp4a.40.5"}var nt,st=it,ot=i(15);try{nt=self.performance.now.bind(self.performance)}catch(t){v.b.debug("Unable to use Performance API on this environment"),nt=self.Date.now}var lt=[{demux:Q,remux:tt.a},{demux:I,remux:st},{demux:R,remux:tt.a},{demux:Z,remux:tt.a}],ut=1024;lt.forEach((function(t){var e=t.demux;ut=Math.max(ut,e.minProbeByteLength)}));var ht=function(){function t(t,e,i,r,a){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.cache=new ot.a,this.observer=t,this.typeSupported=e,this.config=i,this.vendor=r,this.id=a}var e=t.prototype;return e.configure=function(t){this.transmuxConfig=t,this.decrypter&&this.decrypter.reset()},e.push=function(t,e,i,r){var a=this,n=i.transmuxing;n.executeStart=nt();var s=new Uint8Array(t),o=this.cache,l=this.config,u=this.currentTransmuxState,d=this.transmuxConfig;r&&(this.currentTransmuxState=r);var c=function(t,e){var i=null;t.byteLength>0&&null!=e&&null!=e.key&&null!==e.iv&&null!=e.method&&(i=e);return i}(s,e);if(c&&"AES-128"===c.method){var f=this.getDecrypter();if(!l.enableSoftwareAES)return this.decryptionPromise=f.webCryptoDecrypt(s,c.key.buffer,c.iv.buffer).then((function(t){var e=a.push(t,null,i);return a.decryptionPromise=null,e})),this.decryptionPromise;var g=f.softwareDecrypt(s,c.key.buffer,c.iv.buffer);if(!g)return n.executeEnd=nt(),dt(i);s=new Uint8Array(g)}var v=r||u,p=v.contiguous,m=v.discontinuity,y=v.trackSwitch,T=v.accurateTimeOffset,b=v.timeOffset,E=v.initSegmentChange,S=d.audioCodec,L=d.videoCodec,A=d.defaultInitPts,D=d.duration,R=d.initSegmentData;if((m||y||E)&&this.resetInitSegment(R,S,L,D),(m||E)&&this.resetInitialTimestamp(A),p||this.resetContiguity(),this.needsProbing(s,m,y)){if(o.dataLength){var k=o.flush();s=Object(h.b)(k,s)}this.configureTransmuxer(s,d)}var _=this.transmux(s,c,b,T,i),I=this.currentTransmuxState;return I.contiguous=!0,I.discontinuity=!1,I.trackSwitch=!1,n.executeEnd=nt(),_},e.flush=function(t){var e=this,i=t.transmuxing;i.executeStart=nt();var n=this.decrypter,s=this.cache,o=this.currentTransmuxState,l=this.decryptionPromise;if(l)return l.then((function(){return e.flush(t)}));var u=[],h=o.timeOffset;if(n){var d=n.flush();d&&u.push(this.push(d,null,t))}var c=s.dataLength;s.reset();var f=this.demuxer,g=this.remuxer;if(!f||!g)return c>=ut&&this.observer.emit(r.a.ERROR,r.a.ERROR,{type:a.b.MEDIA_ERROR,details:a.a.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),i.executeEnd=nt(),[dt(t)];var v=f.flush(h);return ct(v)?v.then((function(i){return e.flushRemux(u,i,t),u})):(this.flushRemux(u,v,t),u)},e.flushRemux=function(t,e,i){var r=e.audioTrack,a=e.videoTrack,n=e.id3Track,s=e.textTrack,o=this.currentTransmuxState,l=o.accurateTimeOffset,u=o.timeOffset;v.b.log("[transmuxer.ts]: Flushed fragment "+i.sn+(i.part>-1?" p: "+i.part:"")+" of level "+i.level);var h=this.remuxer.remux(r,a,n,s,u,l,!0,this.id);t.push({remuxResult:h,chunkMeta:i}),i.transmuxing.executeEnd=nt()},e.resetInitialTimestamp=function(t){var e=this.demuxer,i=this.remuxer;e&&i&&(e.resetTimeStamp(t),i.resetTimeStamp(t))},e.resetContiguity=function(){var t=this.demuxer,e=this.remuxer;t&&e&&(t.resetContiguity(),e.resetNextTimestamp())},e.resetInitSegment=function(t,e,i,r){var a=this.demuxer,n=this.remuxer;a&&n&&(a.resetInitSegment(t,e,i,r),n.resetInitSegment(t,e,i))},e.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},e.transmux=function(t,e,i,r,a){return e&&"SAMPLE-AES"===e.method?this.transmuxSampleAes(t,e,i,r,a):this.transmuxUnencrypted(t,i,r,a)},e.transmuxUnencrypted=function(t,e,i,r){var a=this.demuxer.demux(t,e,!1,!this.config.progressive),n=a.audioTrack,s=a.videoTrack,o=a.id3Track,l=a.textTrack;return{remuxResult:this.remuxer.remux(n,s,o,l,e,i,!1,this.id),chunkMeta:r}},e.transmuxSampleAes=function(t,e,i,r,a){var n=this;return this.demuxer.demuxSampleAes(t,e,i).then((function(t){return{remuxResult:n.remuxer.remux(t.audioTrack,t.videoTrack,t.id3Track,t.textTrack,i,r,!1,n.id),chunkMeta:a}}))},e.configureTransmuxer=function(t,e){for(var i,r=this.config,a=this.observer,n=this.typeSupported,s=this.vendor,o=e.audioCodec,l=e.defaultInitPts,u=e.duration,h=e.initSegmentData,d=e.videoCodec,c=0,f=lt.length;c1?i-1:0),a=1;a>24&255,o[1]=e>>16&255,o[2]=e>>8&255,o[3]=255&e,o.set(t,4),n=0,e=8;n>24&255,e>>16&255,e>>8&255,255&e,r>>24,r>>16&255,r>>8&255,255&r,a>>24,a>>16&255,a>>8&255,255&a,85,196,0,0]))},t.mdia=function(e){return t.box(t.types.mdia,t.mdhd(e.timescale,e.duration),t.hdlr(e.type),t.minf(e))},t.mfhd=function(e){return t.box(t.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))},t.minf=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))},t.moof=function(e,i,r){return t.box(t.types.moof,t.mfhd(e),t.traf(r,i))},t.moov=function(e){for(var i=e.length,r=[];i--;)r[i]=t.trak(e[i]);return t.box.apply(null,[t.types.moov,t.mvhd(e[0].timescale,e[0].duration)].concat(r).concat(t.mvex(e)))},t.mvex=function(e){for(var i=e.length,r=[];i--;)r[i]=t.trex(e[i]);return t.box.apply(null,[t.types.mvex].concat(r))},t.mvhd=function(e,i){i*=e;var r=Math.floor(i/(n+1)),a=Math.floor(i%(n+1)),s=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,r>>24,r>>16&255,r>>8&255,255&r,a>>24,a>>16&255,a>>8&255,255&a,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,s)},t.sdtp=function(e){var i,r,a=e.samples||[],n=new Uint8Array(4+a.length);for(i=0;i>>8&255),n.push(255&a),n=n.concat(Array.prototype.slice.call(r));for(i=0;i>>8&255),s.push(255&a),s=s.concat(Array.prototype.slice.call(r));var o=t.box(t.types.avcC,new Uint8Array([1,n[3],n[4],n[5],255,224|e.sps.length].concat(n).concat([e.pps.length]).concat(s))),l=e.width,u=e.height,h=e.pixelRatio[0],d=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,l>>8&255,255&l,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]),o,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([h>>24,h>>16&255,h>>8&255,255&h,d>>24,d>>16&255,d>>8&255,255&d])))},t.esds=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]))},t.mp4a=function(e){var i=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,i>>8&255,255&i,0,0]),t.box(t.types.esds,t.esds(e)))},t.mp3=function(e){var i=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,i>>8&255,255&i,0,0]))},t.stsd=function(e){return"audio"===e.type?"mp3"===e.segmentCodec&&"mp3"===e.codec?t.box(t.types.stsd,t.STSD,t.mp3(e)):t.box(t.types.stsd,t.STSD,t.mp4a(e)):t.box(t.types.stsd,t.STSD,t.avc1(e))},t.tkhd=function(e){var i=e.id,r=e.duration*e.timescale,a=e.width,s=e.height,o=Math.floor(r/(n+1)),l=Math.floor(r%(n+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,i>>24&255,i>>16&255,i>>8&255,255&i,0,0,0,0,o>>24,o>>16&255,o>>8&255,255&o,l>>24,l>>16&255,l>>8&255,255&l,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,a>>8&255,255&a,0,0,s>>8&255,255&s,0,0]))},t.traf=function(e,i){var r=t.sdtp(e),a=e.id,s=Math.floor(i/(n+1)),o=Math.floor(i%(n+1));return t.box(t.types.traf,t.box(t.types.tfhd,new Uint8Array([0,0,0,0,a>>24,a>>16&255,a>>8&255,255&a])),t.box(t.types.tfdt,new Uint8Array([1,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o])),t.trun(e,r.length+16+20+8+16+8+8),r)},t.trak=function(e){return e.duration=e.duration||4294967295,t.box(t.types.trak,t.tkhd(e),t.mdia(e))},t.trex=function(e){var i=e.id;return t.box(t.types.trex,new Uint8Array([0,0,0,0,i>>24,i>>16&255,i>>8&255,255&i,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},t.trun=function(e,i){var r,a,n,s,o,l,u=e.samples||[],h=u.length,d=12+16*h,c=new Uint8Array(d);for(i+=8+d,c.set([0,0,15,1,h>>>24&255,h>>>16&255,h>>>8&255,255&h,i>>>24&255,i>>>16&255,i>>>8&255,255&i],0),r=0;r>>24&255,n>>>16&255,n>>>8&255,255&n,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,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*r);return t.box(t.types.trun,c)},t.initSegment=function(e){t.types||t.init();var i=t.moov(e),r=new Uint8Array(t.FTYP.byteLength+i.byteLength);return r.set(t.FTYP),r.set(i,t.FTYP.byteLength),r},t}();s.types=void 0,s.HDLR_TYPES=void 0,s.STTS=void 0,s.STSC=void 0,s.STCO=void 0,s.STSZ=void 0,s.VMHD=void 0,s.SMHD=void 0,s.STSD=void 0,s.FTYP=void 0,s.DINF=void 0;var o=s,l=i(0),u=i(2),h=i(1),d=i(4),c=i(9);function f(){return(f=Object.assign?Object.assign.bind():function(t){for(var e=1;e=75||v&&v>=600)}var e=t.prototype;return e.destroy=function(){},e.resetTimeStamp=function(t){h.b.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=t},e.resetNextTimestamp=function(){h.b.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},e.resetInitSegment=function(){h.b.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},e.getVideoStartPts=function(t){var e=!1,i=t.reduce((function(t,i){var r=i.pts-t;return r<-4294967296?(e=!0,y(t,i.pts)):r>0?t:i.pts}),t[0].pts);return e&&h.b.debug("PTS rollover detected"),i},e.remux=function(t,e,i,r,a,n,s,o){var l,u,c,f,g,v,p=a,m=a,E=t.pid>-1,S=e.pid>-1,L=e.samples.length,A=t.samples.length>0,D=s&&L>0||L>1;if((!E||A)&&(!S||D)||this.ISGenerated||s){this.ISGenerated||(c=this.generateIS(t,e,a));var R,k=this.isVideoContiguous,_=-1;if(D&&(_=function(t){for(var e=0;e0){h.b.warn("[mp4-remuxer]: Dropped "+_+" out of "+L+" video samples due to a missing keyframe");var I=this.getVideoStartPts(e.samples);e.samples=e.samples.slice(_),e.dropped+=_,R=m+=(e.samples[0].pts-I)/e.inputTimeScale}else-1===_&&(h.b.warn("[mp4-remuxer]: No keyframe found out of "+L+" video samples"),v=!1);if(this.ISGenerated){if(A&&D){var O=this.getVideoStartPts(e.samples),C=(y(t.samples[0].pts,O)-O)/e.inputTimeScale;p+=Math.max(0,C),m+=Math.max(0,-C)}if(A){if(t.samplerate||(h.b.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),c=this.generateIS(t,e,a)),u=this.remuxAudio(t,p,this.isAudioContiguous,n,S||D||o===d.b.AUDIO?m:void 0),D){var w=u?u.endPTS-u.startPTS:0;e.inputTimeScale||(h.b.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),c=this.generateIS(t,e,a)),l=this.remuxVideo(e,m,k,w)}}else D&&(l=this.remuxVideo(e,m,k,0));l&&(l.firstKeyFrame=_,l.independent=-1!==_,l.firstKeyFramePTS=R)}}return this.ISGenerated&&(i.samples.length&&(g=T(i,a,this._initPTS,this._initDTS)),r.samples.length&&(f=b(r,a,this._initPTS))),{audio:u,video:l,initSegment:c,independent:v,text:f,id3:g}},e.generateIS=function(t,e,i){var a,n,s,l=t.samples,u=e.samples,h=this.typeSupported,d={},c=!Object(r.a)(this._initPTS),f="audio/mp4";if(c&&(a=n=1/0),t.config&&l.length){switch(t.timescale=t.samplerate,t.segmentCodec){case"mp3":h.mpeg?(f="audio/mpeg",t.codec=""):h.mp3&&(t.codec="mp3")}d.audio={id:"audio",container:f,codec:t.codec,initSegment:"mp3"===t.segmentCodec&&h.mpeg?new Uint8Array(0):o.initSegment([t]),metadata:{channelCount:t.channelCount}},c&&(s=t.inputTimeScale,a=n=l[0].pts-Math.round(s*i))}if(e.sps&&e.pps&&u.length&&(e.timescale=e.inputTimeScale,d.video={id:"main",container:"video/mp4",codec:e.codec,initSegment:o.initSegment([e]),metadata:{width:e.width,height:e.height}},c)){s=e.inputTimeScale;var g=this.getVideoStartPts(u),v=Math.round(s*i);n=Math.min(n,y(u[0].dts,g)-v),a=Math.min(a,g-v)}if(Object.keys(d).length)return this.ISGenerated=!0,c&&(this._initPTS=a,this._initDTS=n),{tracks:d,initPTS:a,timescale:s}},e.remuxVideo=function(t,e,i,r){var a,n,s=t.inputTimeScale,d=t.samples,v=[],m=d.length,T=this._initPTS,b=this.nextAvcDts,S=8,L=this.videoSampleDuration,A=Number.POSITIVE_INFINITY,D=Number.NEGATIVE_INFINITY,R=0,k=!1;i&&null!==b||(b=e*s-(d[0].pts-y(d[0].dts,d[0].pts)));for(var _=0;_I.pts){R=Math.max(Math.min(R,I.pts-I.dts),-18e3)}I.dts0?_-1:_].dts&&(k=!0)}k&&d.sort((function(t,e){var i=t.dts-e.dts,r=t.pts-e.pts;return i||r})),a=d[0].dts;var O=(n=d[d.length-1].dts)-a,C=O?Math.round(O/(m-1)):L||t.inputTimeScale/30;if(R<0){if(R<-2*C){h.b.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(c.b)(-C,!0)+" ms");for(var w=R,x=0;xC;if(M||F<-1){M?h.b.warn("AVC: "+Object(c.b)(F,!0)+" ms ("+F+"dts) hole between fragments detected, filling it"):h.b.warn("AVC: "+Object(c.b)(-F,!0)+" ms ("+F+"dts) overlapping between fragments detected"),a=b;var N=d[0].pts-F;d[0].dts=a,d[0].pts=N,h.b.log("Video: First PTS/DTS adjusted: "+Object(c.b)(N,!0)+"/"+Object(c.b)(a,!0)+", delta: "+Object(c.b)(F,!0)+" ms")}}p&&(a=Math.max(0,a));for(var U=0,B=0,G=0;G0?$.dts-d[Q-1].dts:C;if(nt.stretchShortVideoTrack&&null!==this.nextAudioPts){var ot=Math.floor(nt.maxBufferHole*s),lt=(r?A+r*s:this.nextAudioPts)-$.pts;lt>ot?((L=lt-st)<0?L=st:X=!0,h.b.log("[mp4-remuxer]: It is approximately "+lt/90+" ms to the next segment; using duration "+L/90+" ms for the last video frame.")):L=st}else L=st}var ut=Math.round($.pts-$.dts);v.push(new E($.key,L,Z,ut))}if(v.length&&g&&g<70){var ht=v[0].flags;ht.dependsOn=2,ht.isNonSync=0}L=X||!L?C:L,this.nextAvcDts=b=n+L,this.videoSampleDuration=L,this.isVideoContiguous=!0;var dt={data1:o.moof(t.sequenceNumber++,a,f({},t,{samples:v})),data2:Y,startPTS:A/s,endPTS:(D+L)/s,startDTS:a/s,endDTS:b/s,type:"video",hasAudio:!1,hasVideo:!0,nb:v.length,dropped:t.dropped};return t.samples=[],t.dropped=0,dt},e.remuxAudio=function(t,e,i,r,n){var s=t.inputTimeScale,d=s/(t.samplerate?t.samplerate:s),c="aac"===t.segmentCodec?1024:1152,g=c*d,v=this._initPTS,p="mp3"===t.segmentCodec&&this.typeSupported.mpeg,m=[],T=void 0!==n,b=t.samples,S=p?0:8,L=this.nextAudioPts||-1,A=e*s;if(this.isAudioContiguous=i=i||b.length&&L>0&&(r&&Math.abs(A-L)<9e3||Math.abs(y(b[0].pts-v,A)-L)<20*g),b.forEach((function(t){t.pts=y(t.pts-v,A)})),!i||L<0){if(!(b=b.filter((function(t){return t.pts>=0}))).length)return;L=0===n?0:r&&!T?Math.max(0,A):b[0].pts}if("aac"===t.segmentCodec)for(var D=this.config.maxAudioFramesDrift,R=0,k=L;R=D*g&&C<1e4&&T){var w=Math.round(O/g);(k=I-w*g)<0&&(w--,k+=g),0===R&&(this.nextAudioPts=L=k),h.b.warn("[mp4-remuxer]: Injecting "+w+" audio frame @ "+(k/s).toFixed(3)+"s due to "+Math.round(1e3*O/s)+" ms gap.");for(var x=0;x0))return;B+=S;try{M=new Uint8Array(B)}catch(t){return void this.observer.emit(l.a.ERROR,l.a.ERROR,{type:u.b.MUX_ERROR,details:u.a.REMUX_ALLOC_ERROR,fatal:!1,bytes:B,reason:"fail allocating audio mdat "+B})}p||(new DataView(M.buffer).setUint32(0,B),M.set(o.types.mdat,4))}M.set(V,S);var Y=V.byteLength;S+=Y,m.push(new E(!0,c,Y,0)),U=W}var q=m.length;if(q){var z=m[m.length-1];this.nextAudioPts=L=U+d*z.duration;var X=p?new Uint8Array(0):o.moof(t.sequenceNumber++,N/d,f({},t,{samples:m}));t.samples=[];var Q=N/s,$=L/s,J={data1:X,data2:M,startPTS:Q,endPTS:$,startDTS:Q,endDTS:$,type:"audio",hasAudio:!0,hasVideo:!1,nb:q};return this.isAudioContiguous=!0,J}},e.remuxEmptyAudio=function(t,e,i,r){var n=t.inputTimeScale,s=n/(t.samplerate?t.samplerate:n),o=this.nextAudioPts,l=(null!==o?o:r.startDTS*n)+this._initDTS,u=r.endDTS*n+this._initDTS,d=1024*s,c=Math.ceil((u-l)/d),f=a.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);if(h.b.warn("[mp4-remuxer]: remux empty Audio"),f){for(var g=[],v=0;v4294967296;)t+=i;return t}function T(t,e,i,r){var a=t.samples.length;if(a){for(var n=t.inputTimeScale,s=0;s>>8^255&p^99,t[f]=p,e[p]=f;var m=c[f],y=c[m],T=c[y],b=257*c[p]^16843008*p;r[f]=b<<24|b>>>8,a[f]=b<<16|b>>>16,n[f]=b<<8|b>>>24,s[f]=b,b=16843009*T^65537*y^257*m^16843008*f,l[p]=b<<24|b>>>8,u[p]=b<<16|b>>>16,h[p]=b<<8|b>>>24,d[p]=b,f?(f=m^c[c[c[T^m]]],g^=c[c[g]]):f=g=1}},e.expandKey=function(t){for(var e=this.uint8ArrayToUint32Array_(t),i=!0,r=0;r0}),!1)}t.exports=function(t,e){e=e||{};var a={main:i.m},o=e.all?{main:Object.keys(a.main)}:function(t,e){for(var i={main:[e]},r={main:[]},a={main:{}};s(i);)for(var o=Object.keys(i),l=0;lNumber.MAX_SAFE_INTEGER?1/0:e},e.hexadecimalInteger=function(t){if(this[t]){var e=(this[t]||"0x").slice(2);e=(1&e.length?"0":"")+e;for(var i=new Uint8Array(e.length/2),r=0;rNumber.MAX_SAFE_INTEGER?1/0:e},e.decimalFloatingPoint=function(t){return parseFloat(this[t])},e.optionalFloat=function(t,e){var i=this[t];return i?parseFloat(i):e},e.enumeratedString=function(t){return this[t]},e.bool=function(t){return"YES"===this[t]},e.decimalResolution=function(t){var e=h.exec(this[t]);if(null!==e)return{width:parseInt(e[1],10),height:parseInt(e[2],10)}},t.parseAttrList=function(t){var e,i={};for(d.lastIndex=0;null!==(e=d.exec(t));){var r=e[2];0===r.indexOf('"')&&r.lastIndexOf('"')===r.length-1&&(r=r.slice(1,-1)),i[e[1]]=r}return i},t}();function f(){return(f=Object.assign?Object.assign.bind():function(t){for(var e=1;e=0)&&(!this.endOnNext||!!this.class)}}])&&g(e.prototype,i),a&&g(e,a),Object.defineProperty(e,"prototype",{writable:!1}),t}(),p=i(6);function m(t,e){for(var i=0;it.endSN||e>0||0===e&&i>0,this.updated||this.advanced?this.misses=Math.floor(.6*t.misses):this.misses=t.misses+1,this.availabilityDelay=t.availabilityDelay},e=t,(i=[{key:"hasProgramDateTime",get:function(){return!!this.fragments.length&&Object(n.a)(this.fragments[this.fragments.length-1].programDateTime)}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||10}},{key:"drift",get:function(){var t=this.driftEndTime-this.driftStartTime;return t>0?1e3*(this.driftEnd-this.driftStart)/t:1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var t;return null!==(t=this.fragments)&&void 0!==t&&t.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}])&&m(e.prototype,i),r&&m(e,r),Object.defineProperty(e,"prototype",{writable:!1}),t}(),T=i(18),b={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dvav:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function E(t,e){return MediaSource.isTypeSupported((e||"video")+'/mp4;codecs="'+t+'"')}var S=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,L=/#EXT-X-MEDIA:(.*)/g,A=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),D=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(DATERANGE|KEY|MAP|PART|PART-INF|PLAYLIST-TYPE|PRELOAD-HINT|RENDITION-REPORT|SERVER-CONTROL|SKIP|START):(.+)/.source,/#EXT-X-(BITRATE|DISCONTINUITY-SEQUENCE|MEDIA-SEQUENCE|TARGETDURATION|VERSION): *(\d+)/.source,/#EXT-X-(DISCONTINUITY|ENDLIST|GAP)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),R=/\.(mp4|m4s|m4v|m4a)$/i;var k=function(){function t(){}return t.findGroup=function(t,e){for(var i=0;i2){var i=e.shift()+".";return i+=parseInt(e.shift()).toString(16),i+=("000"+parseInt(e.shift()).toString(16)).slice(-4)}return t},t.resolve=function(t,e){return a.buildAbsoluteURL(e,t,{alwaysNormalize:!0})},t.parseMasterPlaylist=function(e,i){var r,a=[],n={},s=!1;for(S.lastIndex=0;null!=(r=S.exec(e));)if(r[1]){var o=new c(r[1]),l={attrs:o,bitrate:o.decimalInteger("AVERAGE-BANDWIDTH")||o.decimalInteger("BANDWIDTH"),name:o.NAME,url:t.resolve(r[2],i)},u=o.decimalResolution("RESOLUTION");u&&(l.width=u.width,l.height=u.height),_((o.CODECS||"").split(/[ ,]+/).filter((function(t){return t})),l),l.videoCodec&&-1!==l.videoCodec.indexOf("avc1")&&(l.videoCodec=t.convertAVC1ToAVCOTI(l.videoCodec)),a.push(l)}else if(r[3]){var h=new c(r[3]);h["DATA-ID"]&&(s=!0,n[h["DATA-ID"]]=h)}return{levels:a,sessionData:s?n:null}},t.parseMasterPlaylistMedia=function(e,i,r,a){var n;void 0===a&&(a=[]);var s=[],o=0;for(L.lastIndex=0;null!==(n=L.exec(e));){var l=new c(n[1]);if(l.TYPE===r){var u={attrs:l,bitrate:0,id:o++,groupId:l["GROUP-ID"],instreamId:l["INSTREAM-ID"],name:l.NAME||l.LANGUAGE||"",type:r,default:l.bool("DEFAULT"),autoselect:l.bool("AUTOSELECT"),forced:l.bool("FORCED"),lang:l.LANGUAGE,url:l.URI?t.resolve(l.URI,i):""};if(a.length){var h=t.findGroup(a,u.groupId)||a[0];I(u,h,"audioCodec"),I(u,h,"textCodec")}s.push(u)}}return s},t.parseLevelPlaylist=function(t,e,i,r,s){var o,u,h,d=new y(e),f=d.fragments,g=null,m=0,b=0,E=0,S=0,L=null,k=new p.b(r,e),_=-1,I=!1;for(A.lastIndex=0,d.m3u8=t;null!==(o=A.exec(t));){I&&(I=!1,(k=new p.b(r,e)).start=E,k.sn=m,k.cc=S,k.level=i,g&&(k.initSegment=g,k.rawProgramDateTime=g.rawProgramDateTime,g.rawProgramDateTime=null));var w=o[1];if(w){k.duration=parseFloat(w);var x=(" "+o[2]).slice(1);k.title=x||null,k.tagList.push(x?["INF",w,x]:["INF",w])}else if(o[3])Object(n.a)(k.duration)&&(k.start=E,h&&(k.levelkey=h),k.sn=m,k.level=i,k.cc=S,k.urlId=s,f.push(k),k.relurl=(" "+o[3]).slice(1),O(k,L),L=k,E+=k.duration,m++,b=0,I=!0);else if(o[4]){var P=(" "+o[4]).slice(1);L?k.setByteRange(P,L):k.setByteRange(P)}else if(o[5])k.rawProgramDateTime=(" "+o[5]).slice(1),k.tagList.push(["PROGRAM-DATE-TIME",k.rawProgramDateTime]),-1===_&&(_=f.length);else{if(!(o=o[0].match(D))){l.b.warn("No matches on slow regex match for level playlist!");continue}for(u=1;u-1){l.b.warn("Keyformat "+$+" is not supported from the manifest");continue}if("identity"!==$)continue;Y&&(h=T.a.fromURL(e,q),q&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Y)>=0&&(h.method=Y,h.keyFormat=$,Q&&(h.keyID=Q),X&&(h.keyFormatVersions=X),h.iv=z));break;case"START":var J=new c(M).decimalFloatingPoint("TIME-OFFSET");Object(n.a)(J)&&(d.startTimeOffset=J);break;case"MAP":var Z=new c(M);if(k.duration){var tt=new p.b(r,e);C(tt,Z,i,h),g=tt,k.initSegment=g,g.rawProgramDateTime&&!k.rawProgramDateTime&&(k.rawProgramDateTime=g.rawProgramDateTime)}else C(k,Z,i,h),g=k,I=!0;break;case"SERVER-CONTROL":var et=new c(M);d.canBlockReload=et.bool("CAN-BLOCK-RELOAD"),d.canSkipUntil=et.optionalFloat("CAN-SKIP-UNTIL",0),d.canSkipDateRanges=d.canSkipUntil>0&&et.bool("CAN-SKIP-DATERANGES"),d.partHoldBack=et.optionalFloat("PART-HOLD-BACK",0),d.holdBack=et.optionalFloat("HOLD-BACK",0);break;case"PART-INF":var it=new c(M);d.partTarget=it.decimalFloatingPoint("PART-TARGET");break;case"PART":var rt=d.partList;rt||(rt=d.partList=[]);var at=b>0?rt[rt.length-1]:void 0,nt=b++,st=new p.c(new c(M),k,e,nt,at);rt.push(st),k.duration+=st.duration;break;case"PRELOAD-HINT":var ot=new c(M);d.preloadHint=ot;break;case"RENDITION-REPORT":var lt=new c(M);d.renditionReports=d.renditionReports||[],d.renditionReports.push(lt);break;default:l.b.warn("line parsed but not handled: "+o)}}}L&&!L.relurl?(f.pop(),E-=L.duration,d.partList&&(d.fragmentHint=L)):d.partList&&(O(k,L),k.cc=S,d.fragmentHint=k);var ut=f.length,ht=f[0],dt=f[ut-1];if((E+=d.skippedSegments*d.targetduration)>0&&ut&&dt){d.averagetargetduration=E/ut;var ct=dt.sn;d.endSN="initSegment"!==ct?ct:0,ht&&(d.startCC=ht.cc,ht.initSegment||d.fragments.every((function(t){return t.relurl&&(e=t.relurl,R.test(null!=(i=null===(r=a.parseURL(e))||void 0===r?void 0:r.path)?i:""));var e,i,r}))&&(l.b.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),(k=new p.b(r,e)).relurl=dt.relurl,k.level=i,k.sn="initSegment",ht.initSegment=k,d.needSidxRanges=!0))}else d.endSN=0,d.startCC=0;return d.fragmentHint&&(E+=d.fragmentHint.duration),d.totalduration=E,d.endCC=S,_>0&&function(t,e){for(var i=t[e],r=e;r--;){var a=t[r];if(!a)return;a.programDateTime=i.programDateTime-1e3*a.duration,i=a}}(f,_),d},t}();function _(t,e){["video","audio","text"].forEach((function(i){var r=t.filter((function(t){return function(t,e){var i=b[e];return!!i&&!0===i[t.slice(0,4)]}(t,i)}));if(r.length){var a=r.filter((function(t){return 0===t.lastIndexOf("avc1",0)||0===t.lastIndexOf("mp4a",0)}));e[i+"Codec"]=a.length>0?a[0]:r[0],t=t.filter((function(t){return-1===r.indexOf(t)}))}})),e.unknownCodecs=t}function I(t,e,i){var r=e[i];r&&(t[i]=r)}function O(t,e){t.rawProgramDateTime?t.programDateTime=Date.parse(t.rawProgramDateTime):null!=e&&e.programDateTime&&(t.programDateTime=e.endProgramDateTime),Object(n.a)(t.programDateTime)||(t.programDateTime=null,t.rawProgramDateTime=null)}function C(t,e,i,r){t.relurl=e.URI,e.BYTERANGE&&t.setByteRange(e.BYTERANGE),t.level=i,t.sn="initSegment",r&&(t.levelkey=r),t.initSegment=null}var w=i(4);function x(t,e){var i=t.url;return void 0!==i&&0!==i.indexOf("data:")||(i=e.url),i}var P=function(){function t(t){this.hls=void 0,this.loaders=Object.create(null),this.hls=t,this.registerListeners()}var e=t.prototype;return e.registerListeners=function(){var t=this.hls;t.on(s.a.MANIFEST_LOADING,this.onManifestLoading,this),t.on(s.a.LEVEL_LOADING,this.onLevelLoading,this),t.on(s.a.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.on(s.a.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.unregisterListeners=function(){var t=this.hls;t.off(s.a.MANIFEST_LOADING,this.onManifestLoading,this),t.off(s.a.LEVEL_LOADING,this.onLevelLoading,this),t.off(s.a.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(s.a.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.createInternalLoader=function(t){var e=this.hls.config,i=e.pLoader,r=e.loader,a=new(i||r)(e);return t.loader=a,this.loaders[t.type]=a,a},e.getInternalLoader=function(t){return this.loaders[t.type]},e.resetInternalLoader=function(t){this.loaders[t]&&delete this.loaders[t]},e.destroyInternalLoaders=function(){for(var t in this.loaders){var e=this.loaders[t];e&&e.destroy(),this.resetInternalLoader(t)}},e.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},e.onManifestLoading=function(t,e){var i=e.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:w.a.MANIFEST,url:i,deliveryDirectives:null})},e.onLevelLoading=function(t,e){var i=e.id,r=e.level,a=e.url,n=e.deliveryDirectives;this.load({id:i,groupId:null,level:r,responseType:"text",type:w.a.LEVEL,url:a,deliveryDirectives:n})},e.onAudioTrackLoading=function(t,e){var i=e.id,r=e.groupId,a=e.url,n=e.deliveryDirectives;this.load({id:i,groupId:r,level:null,responseType:"text",type:w.a.AUDIO_TRACK,url:a,deliveryDirectives:n})},e.onSubtitleTrackLoading=function(t,e){var i=e.id,r=e.groupId,a=e.url,n=e.deliveryDirectives;this.load({id:i,groupId:r,level:null,responseType:"text",type:w.a.SUBTITLE_TRACK,url:a,deliveryDirectives:n})},e.load=function(t){var e,i,r,a,n,s,o=this.hls.config,u=this.getInternalLoader(t);if(u){var h=u.context;if(h&&h.url===t.url)return void l.b.trace("[playlist-loader]: playlist request ongoing");l.b.log("[playlist-loader]: aborting previous loader for type: "+t.type),u.abort()}switch(t.type){case w.a.MANIFEST:i=o.manifestLoadingMaxRetry,r=o.manifestLoadingTimeOut,a=o.manifestLoadingRetryDelay,n=o.manifestLoadingMaxRetryTimeout;break;case w.a.LEVEL:case w.a.AUDIO_TRACK:case w.a.SUBTITLE_TRACK:i=0,r=o.levelLoadingTimeOut;break;default:i=o.levelLoadingMaxRetry,r=o.levelLoadingTimeOut,a=o.levelLoadingRetryDelay,n=o.levelLoadingMaxRetryTimeout}if((u=this.createInternalLoader(t),null!==(e=t.deliveryDirectives)&&void 0!==e&&e.part)&&(t.type===w.a.LEVEL&&null!==t.level?s=this.hls.levels[t.level].details:t.type===w.a.AUDIO_TRACK&&null!==t.id?s=this.hls.audioTracks[t.id].details:t.type===w.a.SUBTITLE_TRACK&&null!==t.id&&(s=this.hls.subtitleTracks[t.id].details),s)){var d=s.partTarget,c=s.targetduration;d&&c&&(r=Math.min(1e3*Math.max(3*d,.8*c),r))}var f={timeout:r,maxRetry:i,retryDelay:a,maxRetryDelay:n,highWaterMark:0},g={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};u.load(t,f,g)},e.loadsuccess=function(t,e,i,r){if(void 0===r&&(r=null),i.isSidxRequest)return this.handleSidxRequest(t,i),void this.handlePlaylistLoaded(t,e,i,r);this.resetInternalLoader(i.type);var a=t.data;0===a.indexOf("#EXTM3U")?(e.parsing.start=performance.now(),a.indexOf("#EXTINF:")>0||a.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(t,e,i,r):this.handleMasterPlaylist(t,e,i,r)):this.handleManifestParsingError(t,i,"no EXTM3U delimiter",r)},e.loaderror=function(t,e,i){void 0===i&&(i=null),this.handleNetworkError(e,i,!1,t)},e.loadtimeout=function(t,e,i){void 0===i&&(i=null),this.handleNetworkError(e,i,!0)},e.handleMasterPlaylist=function(t,e,i,r){var a=this.hls,n=t.data,o=x(t,i),u=k.parseMasterPlaylist(n,o),h=u.levels,d=u.sessionData;if(h.length){var f=h.map((function(t){return{id:t.attrs.AUDIO,audioCodec:t.audioCodec}})),g=h.map((function(t){return{id:t.attrs.SUBTITLES,textCodec:t.textCodec}})),v=k.parseMasterPlaylistMedia(n,o,"AUDIO",f),p=k.parseMasterPlaylistMedia(n,o,"SUBTITLES",g),m=k.parseMasterPlaylistMedia(n,o,"CLOSED-CAPTIONS");if(v.length)v.some((function(t){return!t.url}))||!h[0].audioCodec||h[0].attrs.AUDIO||(l.b.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),v.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new c({}),bitrate:0,url:""}));a.trigger(s.a.MANIFEST_LOADED,{levels:h,audioTracks:v,subtitles:p,captions:m,url:o,stats:e,networkDetails:r,sessionData:d})}else this.handleManifestParsingError(t,i,"no level found in manifest",r)},e.handleTrackOrLevelPlaylist=function(t,e,i,r){var a=this.hls,l=i.id,u=i.level,h=i.type,d=x(t,i),f=Object(n.a)(l)?l:0,g=Object(n.a)(u)?u:f,v=function(t){switch(t.type){case w.a.AUDIO_TRACK:return w.b.AUDIO;case w.a.SUBTITLE_TRACK:return w.b.SUBTITLE;default:return w.b.MAIN}}(i),p=k.parseLevelPlaylist(t.data,d,g,v,f);if(p.fragments.length){if(h===w.a.MANIFEST){var m={attrs:new c({}),bitrate:0,details:p,name:"",url:d};a.trigger(s.a.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:d,stats:e,networkDetails:r,sessionData:null})}if(e.parsing.end=performance.now(),p.needSidxRanges){var y,T=null===(y=p.fragments[0].initSegment)||void 0===y?void 0:y.url;this.load({url:T,isSidxRequest:!0,type:h,level:u,levelDetails:p,id:l,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null})}else i.levelDetails=p,this.handlePlaylistLoaded(t,e,i,r)}else a.trigger(s.a.ERROR,{type:o.b.NETWORK_ERROR,details:o.a.LEVEL_EMPTY_ERROR,fatal:!1,url:d,reason:"no fragments found in level",level:"number"==typeof i.level?i.level:void 0})},e.handleSidxRequest=function(t,e){var i=new Uint8Array(t.data),r=Object(u.c)(i,["sidx"])[0];if(r){var a=Object(u.k)(r);if(a){var n=a.references,s=e.levelDetails;n.forEach((function(t,e){var r=t.info,a=s.fragments[e];if(0===a.byteRange.length&&a.setByteRange(String(1+r.end-r.start)+"@"+String(r.start)),a.initSegment){var n=Object(u.c)(i,["moov"])[0],o=n?n.length:null;a.initSegment.setByteRange(String(o)+"@0")}}))}}},e.handleManifestParsingError=function(t,e,i,r){this.hls.trigger(s.a.ERROR,{type:o.b.NETWORK_ERROR,details:o.a.MANIFEST_PARSING_ERROR,fatal:e.type===w.a.MANIFEST,url:t.url,reason:i,response:t,context:e,networkDetails:r})},e.handleNetworkError=function(t,e,i,r){void 0===i&&(i=!1),l.b.warn("[playlist-loader]: A network "+(i?"timeout":"error")+" occurred while loading "+t.type+" level: "+t.level+" id: "+t.id+' group-id: "'+t.groupId+'"');var a=o.a.UNKNOWN,n=!1,u=this.getInternalLoader(t);switch(t.type){case w.a.MANIFEST:a=i?o.a.MANIFEST_LOAD_TIMEOUT:o.a.MANIFEST_LOAD_ERROR,n=!0;break;case w.a.LEVEL:a=i?o.a.LEVEL_LOAD_TIMEOUT:o.a.LEVEL_LOAD_ERROR,n=!1;break;case w.a.AUDIO_TRACK:a=i?o.a.AUDIO_TRACK_LOAD_TIMEOUT:o.a.AUDIO_TRACK_LOAD_ERROR,n=!1;break;case w.a.SUBTITLE_TRACK:a=i?o.a.SUBTITLE_TRACK_LOAD_TIMEOUT:o.a.SUBTITLE_LOAD_ERROR,n=!1}u&&this.resetInternalLoader(t.type);var h={type:o.b.NETWORK_ERROR,details:a,fatal:n,url:t.url,loader:u,context:t,networkDetails:e};r&&(h.response=r),this.hls.trigger(s.a.ERROR,h)},e.handlePlaylistLoaded=function(t,e,i,r){var a=i.type,n=i.level,o=i.id,l=i.groupId,u=i.loader,h=i.levelDetails,d=i.deliveryDirectives;if(null!=h&&h.targetduration){if(u)switch(h.live&&(u.getCacheAge&&(h.ageHeader=u.getCacheAge()||0),u.getCacheAge&&!isNaN(h.ageHeader)||(h.ageHeader=0)),a){case w.a.MANIFEST:case w.a.LEVEL:this.hls.trigger(s.a.LEVEL_LOADED,{details:h,level:n||0,id:o||0,stats:e,networkDetails:r,deliveryDirectives:d});break;case w.a.AUDIO_TRACK:this.hls.trigger(s.a.AUDIO_TRACK_LOADED,{details:h,id:o||0,groupId:l||"",stats:e,networkDetails:r,deliveryDirectives:d});break;case w.a.SUBTITLE_TRACK:this.hls.trigger(s.a.SUBTITLE_TRACK_LOADED,{details:h,id:o||0,groupId:l||"",stats:e,networkDetails:r,deliveryDirectives:d})}}else this.handleManifestParsingError(t,i,"invalid target duration",r)},t}(),F=function(){function t(t){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=t,this._registerListeners()}var e=t.prototype;return e._registerListeners=function(){this.hls.on(s.a.KEY_LOADING,this.onKeyLoading,this)},e._unregisterListeners=function(){this.hls.off(s.a.KEY_LOADING,this.onKeyLoading)},e.destroy=function(){for(var t in this._unregisterListeners(),this.loaders){var e=this.loaders[t];e&&e.destroy()}this.loaders={}},e.onKeyLoading=function(t,e){var i=e.frag,r=i.type,a=this.loaders[r];if(i.decryptdata){var n=i.decryptdata.uri;if(n!==this.decrypturl||null===this.decryptkey){var o=this.hls.config;if(a&&(l.b.warn("abort previous key loader for type:"+r),a.abort()),!n)return void l.b.warn("key uri is falsy");var u=o.loader,h=i.loader=this.loaders[r]=new u(o);this.decrypturl=n,this.decryptkey=null;var d={url:n,frag:i,responseType:"arraybuffer"},c={timeout:o.fragLoadingTimeOut,maxRetry:0,retryDelay:o.fragLoadingRetryDelay,maxRetryDelay:o.fragLoadingMaxRetryTimeout,highWaterMark:0},f={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};h.load(d,c,f)}else this.decryptkey&&(i.decryptdata.key=this.decryptkey,this.hls.trigger(s.a.KEY_LOADED,{frag:i}))}else l.b.warn("Missing decryption data on fragment in onKeyLoading")},e.loadsuccess=function(t,e,i){var r=i.frag;r.decryptdata?(this.decryptkey=r.decryptdata.key=new Uint8Array(t.data),r.loader=null,delete this.loaders[r.type],this.hls.trigger(s.a.KEY_LOADED,{frag:r})):l.b.error("after key load, decryptdata unset")},e.loaderror=function(t,e){var i=e.frag,r=i.loader;r&&r.abort(),delete this.loaders[i.type],this.hls.trigger(s.a.ERROR,{type:o.b.NETWORK_ERROR,details:o.a.KEY_LOAD_ERROR,fatal:!1,frag:i,response:t})},e.loadtimeout=function(t,e){var i=e.frag,r=i.loader;r&&r.abort(),delete this.loaders[i.type],this.hls.trigger(s.a.ERROR,{type:o.b.NETWORK_ERROR,details:o.a.KEY_LOAD_TIMEOUT,fatal:!1,frag:i})},t}();function M(t,e){var i;try{i=new Event("addtrack")}catch(t){(i=document.createEvent("Event")).initEvent("addtrack",!1,!1)}i.track=t,e.dispatchEvent(i)}function N(t,e){var i=t.mode;if("disabled"===i&&(t.mode="hidden"),t.cues&&!t.cues.getCueById(e.id))try{if(t.addCue(e),!t.cues.getCueById(e.id))throw new Error("addCue is failed for: "+e)}catch(i){l.b.debug("[texttrack-utils]: "+i);var r=new self.TextTrackCue(e.startTime,e.endTime,e.text);r.id=e.id,t.addCue(r)}"disabled"===i&&(t.mode=i)}function U(t){var e=t.mode;if("disabled"===e&&(t.mode="hidden"),t.cues)for(var i=t.cues.length;i--;)t.removeCue(t.cues[i]);"disabled"===e&&(t.mode=e)}function B(t,e,i,r){var a=t.mode;if("disabled"===a&&(t.mode="hidden"),t.cues&&t.cues.length>0)for(var n=function(t,e,i){var r=[],a=function(t,e){if(et[i].endTime)return-1;var r=0,a=i;for(;r<=a;){var n=Math.floor((a+r)/2);if(et[n].startTime&&r-1)for(var n=a,s=t.length;n=e&&o.endTime<=i)r.push(o);else if(o.startTime>i)return r}return r}(t.cues,e,i),s=0;sa.startDate&&t.push(i),t}),[]).sort((function(t,e){return t.startDate.getTime()-e.startDate.getTime()}))[0];m&&(c=H(m.startDate,g),h=!0)}for(var y,T=Object.keys(a.attr),b=0;b.05&&this.forwardBufferLength>1){var u=Math.min(2,Math.max(1,n)),h=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;t.playbackRate=Math.min(u,Math.max(1,h))}else 1!==t.playbackRate&&0!==t.playbackRate&&(t.playbackRate=1)}}}}},a.estimateLiveEdge=function(){var t=this.levelDetails;return null===t?null:t.edge+t.age},a.computeLatency=function(){var t=this.estimateLiveEdge();return null===t?null:t-this.currentTime},e=t,(i=[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var t=this.config,e=this.levelDetails;return void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:e?t.liveMaxLatencyDurationCount*e.targetduration:0}},{key:"targetLatency",get:function(){var t=this.levelDetails;if(null===t)return null;var e=t.holdBack,i=t.partHoldBack,r=t.targetduration,a=this.config,n=a.liveSyncDuration,s=a.liveSyncDurationCount,o=a.lowLatencyMode,l=this.hls.userConfig,u=o&&i||e;(l.liveSyncDuration||l.liveSyncDurationCount||0===u)&&(u=void 0!==n?n:s*r);var h=r;return u+Math.min(1*this.stallCount,h)}},{key:"liveSyncPosition",get:function(){var t=this.estimateLiveEdge(),e=this.targetLatency,i=this.levelDetails;if(null===t||null===e||null===i)return null;var r=i.edge,a=t-e-this.edgeStalled,n=r-i.totalduration,s=r-(this.config.lowLatencyMode&&i.partTarget||i.targetduration);return Math.min(Math.max(n,a),s)}},{key:"drift",get:function(){var t=this.levelDetails;return null===t?1:t.drift}},{key:"edgeStalled",get:function(){var t=this.levelDetails;if(null===t)return 0;var e=3*(this.config.lowLatencyMode&&t.partTarget||t.targetduration);return Math.max(t.age-e,0)}},{key:"forwardBufferLength",get:function(){var t=this.media,e=this.levelDetails;if(!t||!e)return 0;var i=t.buffered.length;return(i?t.buffered.end(i-1):e.edge)-this.currentTime}}])&&W(e.prototype,i),r&&W(e,r),Object.defineProperty(e,"prototype",{writable:!1}),t}();function z(t,e){for(var i=0;it.sn?(a=i-t.start,r=t):(a=t.start-i,r=e),r.duration!==a&&(r.duration=a)}else if(e.sn>t.sn){t.cc===e.cc&&t.minEndPTS?e.start=t.start+(t.minEndPTS-t.start):e.start=t.start+t.duration}else e.start=Math.max(t.start-e.duration,0)}function et(t,e,i,r,a,s){r-i<=0&&(l.b.warn("Fragment should have a positive duration",e),r=i+e.duration,s=a+e.duration);var o=i,u=r,h=e.startPTS,d=e.endPTS;if(Object(n.a)(h)){var c=Math.abs(h-i);Object(n.a)(e.deltaPTS)?e.deltaPTS=Math.max(c,e.deltaPTS):e.deltaPTS=c,o=Math.max(i,h),i=Math.min(i,h),a=Math.min(a,e.startDTS),u=Math.min(r,d),r=Math.max(r,d),s=Math.max(s,e.endDTS)}e.duration=r-i;var f=i-e.start;e.appendedPTS=r,e.start=e.startPTS=i,e.maxStartPTS=o,e.startDTS=a,e.endPTS=r,e.minEndPTS=u,e.endDTS=s;var g,v=e.sn;if(!t||vt.endSN)return 0;var p=v-t.startSN,m=t.fragments;for(m[p]=e,g=p;g>0;g--)tt(m[g],m[g-1]);for(g=p;g=0;a--){var s=r[a].initSegment;if(s){i=s;break}}t.fragmentHint&&delete t.fragmentHint.endPTS;var o,u=0;(function(t,e,i){for(var r=e.skippedSegments,a=Math.max(t.startSN,e.startSN)-e.startSN,n=(t.fragmentHint?1:0)+(r?e.endSN:Math.min(t.endSN,e.endSN))-e.startSN,s=e.startSN-t.startSN,o=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,l=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,u=a;u<=n;u++){var h=l[s+u],d=o[u];r&&!d&&u=r.length||at(e,r[i].start)}function at(t,e){if(e){for(var i=t.fragments,r=t.skippedSegments;re.partTarget&&(l+=1)}if(Object(n.a)(o))return new X(o,Object(n.a)(l)?l:void 0,Y.No)}}},e.loadPlaylist=function(t){},e.shouldLoadTrack=function(t){return this.canLoad&&t&&!!t.url&&(!t.details||t.details.live)},e.playlistLoaded=function(t,e,i){var r=this,a=e.details,n=e.stats,s=n.loading.end?Math.max(0,self.performance.now()-n.loading.end):0;if(a.advancedDateTime=Date.now()-s,a.live||null!=i&&i.live){if(a.reloaded(i),i&&this.log("live playlist "+t+" "+(a.advanced?"REFRESHED "+a.lastPartSn+"-"+a.lastPartIndex:"MISSED")),i&&a.fragments.length>0&&it(i,a),!this.canLoad||!a.live)return;var o,l=void 0,u=void 0;if(a.canBlockReload&&a.endSN&&a.advanced){var h=this.hls.config.lowLatencyMode,d=a.lastPartSn,c=a.endSN,f=a.lastPartIndex,g=d===c;-1!==f?(l=g?c+1:d,u=g?h?0:f:f+1):l=c+1;var v=a.age,p=v+a.ageHeader,m=Math.min(p-a.partTarget,1.5*a.targetduration);if(m>0){if(i&&m>i.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+i.tuneInGoal+" to: "+m+" with playlist age: "+a.age),m=0;else{var y=Math.floor(m/a.targetduration);if(l+=y,void 0!==u)u+=Math.round(m%a.targetduration/a.partTarget);this.log("CDN Tune-in age: "+a.ageHeader+"s last advanced "+v.toFixed(2)+"s goal: "+m+" skip sn "+y+" to part "+u)}a.tuneInGoal=m}if(o=this.getDeliveryDirectives(a,e.deliveryDirectives,l,u),h||!g)return void this.loadPlaylist(o)}else o=this.getDeliveryDirectives(a,e.deliveryDirectives,l,u);var T=function(t,e){var i,r=1e3*t.levelTargetDuration,a=r/2,n=t.age,s=n>0&&n<3*r,o=e.loading.end-e.loading.start,l=t.availabilityDelay;if(!1===t.updated)if(s){var u=333*t.misses;i=Math.max(Math.min(a,2*o),u),t.availabilityDelay=(t.availabilityDelay||0)+i}else i=a;else s?(l=Math.min(l||r/2,n),t.availabilityDelay=l,i=l+r-n):i=r-o;return Math.round(i)}(a,n);void 0!==l&&a.canBlockReload&&(T-=a.partTarget||1),this.log("reload live playlist "+t+" in "+Math.round(T)+" ms"),this.timer=self.setTimeout((function(){return r.loadPlaylist(o)}),T)}else this.clearTimer()},e.getDeliveryDirectives=function(t,e,i,r){var a=function(t,e){var i=t.canSkipUntil,r=t.canSkipDateRanges,a=t.endSN;return i&&(void 0!==e?e-a:0)-1&&null!==(e=t.context)&&void 0!==e&&e.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+t.details+'"'),this.loadPlaylist();else{var n=Math.min(Math.pow(2,this.retryCount)*r.levelLoadingRetryDelay,r.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout((function(){return i.loadPlaylist()}),n),this.warn("retry playlist loading #"+this.retryCount+" in "+n+' ms after "'+t.details+'"')}else this.warn('cannot recover from error "'+t.details+'"'),this.clearTimer(),t.fatal=!0;return a},t}();function st(){return(st=Object.assign?Object.assign.bind():function(t){for(var e=1;e0){i=a[0].bitrate,a.sort((function(t,e){return t.bitrate-e.bitrate})),this._levels=a;for(var f=0;fthis.hls.config.fragLoadingMaxRetry&&(n=i.frag.level)):n=i.frag.level}break;case o.a.LEVEL_LOAD_ERROR:case o.a.LEVEL_LOAD_TIMEOUT:r&&(r.deliveryDirectives&&(l=!1),n=r.level),s=!0;break;case o.a.REMUX_ALLOC_ERROR:n=i.level,s=!0}void 0!==n&&this.recoverLevel(i,n,s,l)}}},u.recoverLevel=function(t,e,i,r){var a=t.details,n=this._levels[e];if(n.loadError++,i){if(!this.retryLoadingOrFail(t))return void(this.currentLevelIndex=-1);t.levelRetry=!0}if(r){var s=n.url.length;if(s>1&&n.loadError1){var r=(e.urlId+1)%i;this.warn("Switching to redundant URL-id "+r),this._levels.forEach((function(t){t.urlId=r})),this.level=t}},u.onFragLoaded=function(t,e){var i=e.frag;if(void 0!==i&&i.type===w.b.MAIN){var r=this._levels[i.level];void 0!==r&&(r.fragmentError=0,r.loadError=0)}},u.onLevelLoaded=function(t,e){var i,r,a=e.level,n=e.details,s=this._levels[a];if(!s)return this.warn("Invalid level index "+a),void(null!==(r=e.deliveryDirectives)&&void 0!==r&&r.skip&&(n.deltaUpdateFailed=!0));a===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0,this.retryCount=0),this.playlistLoaded(a,e,s.details)):null!==(i=e.deliveryDirectives)&&void 0!==i&&i.skip&&(n.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(t,e){var i=this.hls.levels[this.currentLevelIndex];if(i&&i.audioGroupIds){for(var r=-1,a=this.hls.audioTracks[e.id].groupId,n=0;n0){var r=i.urlId,a=i.url[r];if(t)try{a=t.addDirectives(a)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("Attempt loading level index "+e+(t?" at sn "+t.msn+" part "+t.part:"")+" with URL-id "+r+" "+a),this.clearTimer(),this.hls.trigger(s.a.LEVEL_LOADING,{url:a,level:e,id:r,deliveryDirectives:t||null})}},u.removeLevel=function(t,e){var i=function(t,i){return i!==e},r=this._levels.filter((function(r,a){return a!==t||r.url.length>1&&void 0!==e&&(r.url=r.url.filter(i),r.audioGroupIds&&(r.audioGroupIds=r.audioGroupIds.filter(i)),r.textGroupIds&&(r.textGroupIds=r.textGroupIds.filter(i)),r.urlId=0,!0)})).map((function(t,e){var i=t.details;return null!=i&&i.fragments&&i.fragments.forEach((function(t){t.level=e})),t}));this._levels=r,this.hls.trigger(s.a.LEVELS_UPDATED,{levels:r})},a=r,(n=[{key:"levels",get:function(){return 0===this._levels.length?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(t){var e,i=this._levels;if(0!==i.length&&(this.currentLevelIndex!==t||null===(e=i[t])||void 0===e||!e.details)){if(t<0||t>=i.length){var r=t<0;if(this.hls.trigger(s.a.ERROR,{type:o.b.OTHER_ERROR,details:o.a.LEVEL_SWITCH_ERROR,level:t,fatal:r,reason:"invalid level idx"}),r)return;t=Math.min(t,i.length-1)}this.clearTimer();var a=this.currentLevelIndex,n=i[a],l=i[t];this.log("switching to level "+t+" from "+a),this.currentLevelIndex=t;var u=st({},l,{level:t,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete u._urlId,this.hls.trigger(s.a.LEVEL_SWITCHING,u);var h=l.details;if(!h||h.live){var d=this.switchParams(l.uri,null==n?void 0:n.details);this.loadPlaylist(d)}}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(t){this.manualLevelIndex=t,void 0===this._startLevel&&(this._startLevel=t),-1!==t&&(this.level=t)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(t){this._firstLevel=t}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var t=this.hls.config.startLevel;return void 0!==t?t:this._firstLevel}return this._startLevel},set:function(t){this._startLevel=t}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(t){this.level=t,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=t)}}])&&ot(a.prototype,n),l&&ot(a,l),Object.defineProperty(a,"prototype",{writable:!1}),r}(nt);!function(t){t.NOT_LOADED="NOT_LOADED",t.APPENDING="APPENDING",t.PARTIAL="PARTIAL",t.OK="OK"}(ut||(ut={}));var ct=function(){function t(t){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=t,this._registerListeners()}var e=t.prototype;return e._registerListeners=function(){var t=this.hls;t.on(s.a.BUFFER_APPENDED,this.onBufferAppended,this),t.on(s.a.FRAG_BUFFERED,this.onFragBuffered,this),t.on(s.a.FRAG_LOADED,this.onFragLoaded,this)},e._unregisterListeners=function(){var t=this.hls;t.off(s.a.BUFFER_APPENDED,this.onBufferAppended,this),t.off(s.a.FRAG_BUFFERED,this.onFragBuffered,this),t.off(s.a.FRAG_LOADED,this.onFragLoaded,this)},e.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},e.getAppendedFrag=function(t,e){if(e===w.b.MAIN){var i=this.activeFragment,r=this.activeParts;if(!i)return null;if(r)for(var a=r.length;a--;){var n=r[a],s=n?n.end:i.appendedPTS;if(n.start<=t&&void 0!==s&&t<=s)return a>9&&(this.activeParts=r.slice(a-9)),n}else if(i.start<=t&&void 0!==i.appendedPTS&&t<=i.appendedPTS)return i}return this.getBufferedFrag(t,e)},e.getBufferedFrag=function(t,e){for(var i=this.fragments,r=Object.keys(i),a=r.length;a--;){var n=i[r[a]];if((null==n?void 0:n.body.type)===e&&n.buffered){var s=n.body;if(s.start<=t&&t<=s.end)return s}}return null},e.detectEvictedFragments=function(t,e,i){var r=this;Object.keys(this.fragments).forEach((function(a){var n=r.fragments[a];if(n)if(n.buffered){var s=n.range[t];s&&s.time.some((function(t){var i=!r.isTimeBuffered(t.startPTS,t.endPTS,e);return i&&r.removeFragment(n.body),i}))}else n.body.type===i&&r.removeFragment(n.body)}))},e.detectPartialFragments=function(t){var e=this,i=this.timeRanges,r=t.frag,a=t.part;if(i&&"initSegment"!==r.sn){var n=gt(r),s=this.fragments[n];s&&(Object.keys(i).forEach((function(t){var n=r.elementaryStreams[t];if(n){var o=i[t],l=null!==a||!0===n.partial;s.range[t]=e.getBufferedTimes(r,a,l,o)}})),s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body))}},e.fragBuffered=function(t){var e=gt(t),i=this.fragments[e];i&&(i.loaded=null,i.buffered=!0)},e.getBufferedTimes=function(t,e,i,r){for(var a={time:[],partial:i},n=e?e.start:t.start,s=e?e.end:t.end,o=t.minEndPTS||s,l=t.maxStartPTS||n,u=0;u=h&&o<=d){a.time.push({startPTS:Math.max(n,r.start(u)),endPTS:Math.min(s,r.end(u))});break}if(nh)a.partial=!0,a.time.push({startPTS:Math.max(n,r.start(u)),endPTS:Math.min(s,r.end(u))});else if(s<=h)break}return a},e.getPartialFragment=function(t){var e,i,r,a=null,n=0,s=this.bufferPadding,o=this.fragments;return Object.keys(o).forEach((function(l){var u=o[l];u&&ft(u)&&(i=u.body.start-s,r=u.body.end+s,t>=i&&t<=r&&(e=Math.min(t-i,r-t),n<=e&&(a=u.body,n=e)))})),a},e.getState=function(t){var e=gt(t),i=this.fragments[e];return i?i.buffered?ft(i)?ut.PARTIAL:ut.OK:ut.APPENDING:ut.NOT_LOADED},e.isTimeBuffered=function(t,e,i){for(var r,a,n=0;n=r&&e<=a)return!0;if(e<=r)return!1}return!1},e.onFragLoaded=function(t,e){var i=e.frag,r=e.part;if("initSegment"!==i.sn&&!i.bitrateTest&&!r){var a=gt(i);this.fragments[a]={body:i,loaded:e,buffered:!1,range:Object.create(null)}}},e.onBufferAppended=function(t,e){var i=this,r=e.frag,a=e.part,n=e.timeRanges;if(r.type===w.b.MAIN)if(this.activeFragment=r,a){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(a)}else this.activeParts=null;this.timeRanges=n,Object.keys(n).forEach((function(t){var e=n[t];if(i.detectEvictedFragments(t,e),!a)for(var s=0;st&&r.removeFragment(s)}}))},e.removeFragment=function(t){var e=gt(t);t.stats.loaded=0,t.clearElementaryStreamInfo(),delete this.fragments[e]},e.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},t}();function ft(t){var e,i;return t.buffered&&((null===(e=t.range.video)||void 0===e?void 0:e.partial)||(null===(i=t.range.audio)||void 0===i?void 0:i.partial))}function gt(t){return t.type+"_"+t.level+"_"+t.urlId+"_"+t.sn}var vt=function(){function t(){this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}var e=t.prototype;return e.destroy=function(){this.onHandlerDestroying(),this.onHandlerDestroyed()},e.onHandlerDestroying=function(){this.clearNextTick(),this.clearInterval()},e.onHandlerDestroyed=function(){},e.hasInterval=function(){return!!this._tickInterval},e.hasNextTick=function(){return!!this._tickTimer},e.setInterval=function(t){return!this._tickInterval&&(this._tickInterval=self.setInterval(this._boundTick,t),!0)},e.clearInterval=function(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)},e.clearNextTick=function(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)},e.tick=function(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)},e.tickImmediate=function(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)},e.doTick=function(){},t}(),pt={length:0,start:function(){return 0},end:function(){return 0}},mt=function(){function t(){}return t.isBuffered=function(e,i){try{if(e)for(var r=t.getBuffered(e),a=0;a=r.start(a)&&i<=r.end(a))return!0}catch(t){}return!1},t.bufferInfo=function(e,i,r){try{if(e){var a,n=t.getBuffered(e),s=[];for(a=0;as&&(r[n-1].end=t[a].end):r.push(t[a])}else r.push(t[a])}else r=t;for(var o,l=0,u=e,h=e,d=0;d=c&&ei.startCC||t&&t.cc0)i=a+1;else{if(!(s<0))return n;r=a-1}}return null}};function Dt(t,e,i,r){void 0===i&&(i=0),void 0===r&&(r=0);var a=null;if(t?a=e[t.sn-e[0].sn+1]||null:0===i&&0===e[0].start&&(a=e[0]),a&&0===Rt(i,r,a))return a;var n=At.search(e,Rt.bind(null,i,r));return n||a}function Rt(t,e,i){void 0===t&&(t=0),void 0===e&&(e=0);var r=Math.min(e,i.duration+(i.deltaPTS?i.deltaPTS:0));return i.start+i.duration-r<=t?1:i.start-r>t&&i.start?-1:0}function kt(t,e,i){var r=1e3*Math.min(e,i.duration+(i.deltaPTS?i.deltaPTS:0));return(i.endProgramDateTime||0)-r>t}function _t(t){var e="function"==typeof Map?new Map:void 0;return(_t=function(t){if(null===t||(i=t,-1===Function.toString.call(i).indexOf("[native code]")))return t;var i;if("function"!=typeof t)throw new TypeError("Super expression must either be null or a function");if(void 0!==e){if(e.has(t))return e.get(t);e.set(t,r)}function r(){return It(t,arguments,wt(this).constructor)}return r.prototype=Object.create(t.prototype,{constructor:{value:r,enumerable:!1,writable:!0,configurable:!0}}),Ct(r,t)})(t)}function It(t,e,i){return(It=Ot()?Reflect.construct.bind():function(t,e,i){var r=[null];r.push.apply(r,e);var a=new(Function.bind.apply(t,r));return i&&Ct(a,i.prototype),a}).apply(null,arguments)}function Ot(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}function Ct(t,e){return(Ct=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}function wt(t){return(wt=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}var xt=Math.pow(2,17),Pt=function(){function t(t){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=t}var e=t.prototype;return e.destroy=function(){this.loader&&(this.loader.destroy(),this.loader=null)},e.abort=function(){this.loader&&this.loader.abort()},e.load=function(t,e){var i=this,r=t.url;if(!r)return Promise.reject(new Mt({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,networkDetails:null},"Fragment does not have a "+(r?"part list":"url")));this.abort();var a=this.config,n=a.fLoader,s=a.loader;return new Promise((function(r,l){i.loader&&i.loader.destroy();var u=i.loader=t.loader=n?new n(a):new s(a),h=Ft(t),d={timeout:a.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:a.fragLoadingMaxRetryTimeout,highWaterMark:"initSegment"===t.sn?1/0:xt};t.stats=u.stats,u.load(h,d,{onSuccess:function(e,a,n,s){i.resetLoader(t,u),r({frag:t,part:null,payload:e.data,networkDetails:s})},onError:function(e,r,a){i.resetLoader(t,u),l(new Mt({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,response:e,networkDetails:a}))},onAbort:function(e,r,a){i.resetLoader(t,u),l(new Mt({type:o.b.NETWORK_ERROR,details:o.a.INTERNAL_ABORTED,fatal:!1,frag:t,networkDetails:a}))},onTimeout:function(e,r,a){i.resetLoader(t,u),l(new Mt({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,networkDetails:a}))},onProgress:function(i,r,a,n){e&&e({frag:t,part:null,payload:a,networkDetails:n})}})}))},e.loadPart=function(t,e,i){var r=this;this.abort();var a=this.config,n=a.fLoader,s=a.loader;return new Promise((function(l,u){r.loader&&r.loader.destroy();var h=r.loader=t.loader=n?new n(a):new s(a),d=Ft(t,e),c={timeout:a.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:a.fragLoadingMaxRetryTimeout,highWaterMark:xt};e.stats=h.stats,h.load(d,c,{onSuccess:function(a,n,s,o){r.resetLoader(t,h),r.updateStatsFromPart(t,e);var u={frag:t,part:e,payload:a.data,networkDetails:o};i(u),l(u)},onError:function(i,a,n){r.resetLoader(t,h),u(new Mt({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,part:e,response:i,networkDetails:n}))},onAbort:function(i,a,n){t.stats.aborted=e.stats.aborted,r.resetLoader(t,h),u(new Mt({type:o.b.NETWORK_ERROR,details:o.a.INTERNAL_ABORTED,fatal:!1,frag:t,part:e,networkDetails:n}))},onTimeout:function(i,a,n){r.resetLoader(t,h),u(new Mt({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,part:e,networkDetails:n}))}})}))},e.updateStatsFromPart=function(t,e){var i=t.stats,r=e.stats,a=r.total;if(i.loaded+=r.loaded,a){var n=Math.round(t.duration/e.duration),s=Math.min(Math.round(i.loaded/a),n),o=(n-s)*Math.round(i.loaded/s);i.total=i.loaded+o}else i.total=Math.max(i.loaded,i.total);var l=i.loading,u=r.loading;l.start?l.first+=u.first-u.start:(l.start=u.start,l.first=u.first),l.end=u.end},e.resetLoader=function(t,e){t.loader=null,this.loader===e&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),e.destroy()},t}();function Ft(t,e){void 0===e&&(e=null);var i=e||t,r={frag:t,part:e,responseType:"arraybuffer",url:i.url,headers:{},rangeStart:0,rangeEnd:0},a=i.byteRangeStartOffset,s=i.byteRangeEndOffset;return Object(n.a)(a)&&Object(n.a)(s)&&(r.rangeStart=a,r.rangeEnd=s),r}var Mt=function(t){var e,i;function r(e){for(var i,r=arguments.length,a=new Array(r>1?r-1:0),n=1;n=e.endSN&&!t.nextStart){var a=e.partList;if(null!=a&&a.length){var n=a[a.length-1];return mt.isBuffered(this.media,n.start+n.duration/2)}var s=r.getState(i);return s===ut.PARTIAL||s===ut.OK}return!1},c.onMediaAttached=function(t,e){var i=this.media=this.mediaBuffer=e.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),i.addEventListener("seeking",this.onvseeking),i.addEventListener("ended",this.onvended);var r=this.config;this.levels&&r.autoStartLoad&&this.state===jt&&this.startLoad(r.startPosition)},c.onMediaDetaching=function(){var t=this.media;null!=t&&t.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),t&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},c.onMediaSeeking=function(){var t=this.config,e=this.fragCurrent,i=this.media,r=this.mediaBuffer,a=this.state,s=i?i.currentTime:0,o=mt.bufferInfo(r||i,s,t.maxBufferHole);if(this.log("media seeking to "+(Object(n.a)(s)?s.toFixed(3):s)+", state: "+a),a===Xt)this.resetLoadingState();else if(e&&!o.len){var l=t.maxFragLookUpTolerance,u=e.start-l,h=s>e.start+e.duration+l;(s0&&n&&n.key&&n.iv&&"AES-128"===n.method){var o=self.performance.now();return e.decrypter.webCryptoDecrypt(new Uint8Array(a),n.key.buffer,n.iv.buffer).then((function(e){var a=self.performance.now();return r.trigger(s.a.FRAG_DECRYPTED,{frag:t,payload:e,stats:{tstart:o,tdecrypt:a}}),i.payload=e,i}))}return i})).then((function(i){var r=e.fragCurrent,a=e.hls,n=e.levels;if(!n)throw new Error("init load aborted, missing levels");n[t.level].details;var o=t.stats;e.state=Kt,e.fragLoadError=0,t.data=new Uint8Array(i.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),i.frag===r&&a.trigger(s.a.FRAG_BUFFERED,{stats:o,frag:r,part:null,id:t.type}),e.tick()})).catch((function(i){e.warn(i),e.resetFragmentLoading(t)}))},c.fragContextChanged=function(t){var e=this.fragCurrent;return!t||!e||t.level!==e.level||t.sn!==e.sn||t.urlId!==e.urlId},c.fragBufferedComplete=function(t,e){var i=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+t.type+" sn: "+t.sn+(e?" part: "+e.index:"")+" of "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+t.level+" "+Ut.toString(mt.getBuffered(i))),this.state=Kt,this.tick()},c._handleFragmentLoadComplete=function(t){var e=this.transmuxer;if(e){var i=t.frag,r=t.part,a=t.partsLoaded,n=!a||0===a.length||a.some((function(t){return!t})),s=new yt(i.level,i.sn,i.stats.chunkCount+1,0,r?r.index:-1,!n);e.flush(s)}},c._handleFragmentLoadProgress=function(t){},c._doFragLoad=function(t,e,i,r){var a=this;if(void 0===i&&(i=null),!this.levels)throw new Error("frag load aborted, missing levels");if(i=Math.max(t.start,i||0),this.config.lowLatencyMode&&e){var o=e.partList;if(o&&r){i>t.end&&e.fragmentHint&&(t=e.fragmentHint);var l=this.getNextPart(o,t,i);if(l>-1){var u=o[l];return this.log("Loading part sn: "+t.sn+" p: "+u.index+" cc: "+t.cc+" of playlist ["+e.startSN+"-"+e.endSN+"] parts [0-"+l+"-"+(o.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(i.toFixed(3))),this.nextLoadPosition=u.start+u.duration,this.state=Vt,this.hls.trigger(s.a.FRAG_LOADING,{frag:t,part:o[l],targetBufferTime:i}),this.doFragPartsLoad(t,o,l,r).catch((function(t){return a.handleFragLoadError(t)}))}if(!t.url||this.loadedEndOfParts(o,i))return Promise.resolve(null)}}return this.log("Loading fragment "+t.sn+" cc: "+t.cc+" "+(e?"of ["+e.startSN+"-"+e.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(i.toFixed(3))),Object(n.a)(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=Vt,this.hls.trigger(s.a.FRAG_LOADING,{frag:t,targetBufferTime:i}),this.fragmentLoader.load(t,r).catch((function(t){return a.handleFragLoadError(t)}))},c.doFragPartsLoad=function(t,e,i,r){var a=this;return new Promise((function(n,o){var l=[];!function i(u){var h=e[u];a.fragmentLoader.loadPart(t,h,r).then((function(r){l[h.index]=r;var o=r.part;a.hls.trigger(s.a.FRAG_LOADED,r);var d=e[u+1];if(!d||d.fragment!==t)return n({frag:t,part:o,partsLoaded:l});i(u+1)})).catch(o)}(i)}))},c.handleFragLoadError=function(t){var e=t.data;return e&&e.details===o.a.INTERNAL_ABORTED?this.handleFragLoadAborted(e.frag,e.part):this.hls.trigger(s.a.ERROR,e),null},c._handleTransmuxerFlush=function(t){var e=this.getCurrentContext(t);if(e&&this.state===qt){var i=e.frag,r=e.part,a=e.level,n=self.performance.now();i.stats.parsing.end=n,r&&(r.stats.parsing.end=n),this.updateLevelTiming(i,r,a,t.partial)}else this.fragCurrent||(this.state=Kt)},c.getCurrentContext=function(t){var e=this.levels,i=t.level,r=t.sn,a=t.part;if(!e||!e[i])return this.warn("Levels object was unset while buffering fragment "+r+" of level "+i+". The current chunk will not be buffered."),null;var n=e[i],s=a>-1?function(t,e,i){if(!t||!t.details)return null;var r=t.details.partList;if(r)for(var a=r.length;a--;){var n=r[a];if(n.index===i&&n.fragment.sn===e)return n}return null}(n,r,a):null,o=s?s.fragment:function(t,e,i){if(!t||!t.details)return null;var r=t.details,a=r.fragments[e-r.startSN];return a||((a=r.fragmentHint)&&a.sn===e?a:en&&this.flushMainBuffer(s,t.start)}else this.flushMainBuffer(0,t.start)},c.getFwdBufferInfo=function(t,e){var i=this.config,r=this.getLoadPosition();if(!Object(n.a)(r))return null;var a=mt.bufferInfo(t,r,i.maxBufferHole);if(0===a.len&&void 0!==a.nextStart){var s=this.fragmentTracker.getBufferedFrag(r,e);if(s&&a.nextStart=i&&(e.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+e.maxMaxBufferLength+"s"),!0)},c.getNextFragment=function(t,e){var i=e.fragments,r=i.length;if(!r)return null;var a,n=this.config,s=i[0].start;if(e.live){var o=n.initialLiveManifestSize;if(r-1&&ii.start&&i.loaded},c.getInitialLiveFragment=function(t,e){var i=this.fragPrevious,r=null;if(i){if(t.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+i.programDateTime),r=function(t,e,i){if(null===e||!Array.isArray(t)||!t.length||!Object(n.a)(e))return null;if(e<(t[0].programDateTime||0))return null;if(e>=(t[t.length-1].endProgramDateTime||0))return null;i=i||0;for(var r=0;r=t.startSN&&a<=t.endSN){var s=e[a-t.startSN];i.cc===s.cc&&(r=s,this.log("Live playlist, switching playlist, load frag with next SN: "+r.sn))}r||(r=function(t,e){return At.search(t,(function(t){return t.cce?-1:0}))}(e,i.cc))&&this.log("Live playlist, switching playlist, load frag with same CC: "+r.sn)}}else{var o=this.hls.liveSyncPosition;null!==o&&(r=this.getFragmentAtPosition(o,this.bitrateTest?t.fragmentEnd:t.edge,t))}return r},c.getFragmentAtPosition=function(t,e,i){var r,a=this.config,n=this.fragPrevious,s=i.fragments,o=i.endSN,l=i.fragmentHint,u=a.maxFragLookUpTolerance,h=!!(a.lowLatencyMode&&i.partList&&l);(h&&l&&!this.bitrateTest&&(s=s.concat(l),o=l.sn),te-u?0:u):r=s[s.length-1];if(r){var d=r.sn-i.startSN,c=n&&r.level===n.level,f=s[d+1];n&&r.sn===n.sn&&!h&&c&&(r.sn=n-e.maxFragLookUpTolerance&&a<=s;if(null!==r&&i.duration>r&&(a"+t.startSN+" prev-sn: "+(a?a.sn:"na")+" fragments: "+o),d}return l},c.waitForCdnTuneIn=function(t){return t.live&&t.canBlockReload&&t.partTarget&&t.tuneInGoal>Math.max(t.partHoldBack,3*t.partTarget)},c.setStartPosition=function(t,e){var i=this.startPosition;if(i"+t))}}])&&Bt(a.prototype,h),d&&Bt(a,d),Object.defineProperty(a,"prototype",{writable:!1}),r}(vt);function te(){return self.MediaSource||self.WebKitMediaSource}function ee(){return self.SourceBuffer||self.WebKitSourceBuffer}var ie=i(19),re=i(11),ae=i(16),ne=te()||{isTypeSupported:function(){return!1}},se=function(){function t(t,e,i,r){var a=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.hls=t,this.id=e,this.onTransmuxComplete=i,this.onFlush=r;var n=t.config,u=function(e,i){(i=i||{}).frag=a.frag,i.id=a.id,t.trigger(e,i)};this.observer=new ae.EventEmitter,this.observer.on(s.a.FRAG_DECRYPTED,u),this.observer.on(s.a.ERROR,u);var h={mp4:ne.isTypeSupported("video/mp4"),mpeg:ne.isTypeSupported("audio/mpeg"),mp3:ne.isTypeSupported('audio/mp4; codecs="mp3"')},d=navigator.vendor;if(n.enableWorker&&"undefined"!=typeof Worker){var c;l.b.log("demuxing in webworker");try{c=this.worker=ie(20),this.onwmsg=this.onWorkerMessage.bind(this),c.addEventListener("message",this.onwmsg),c.onerror=function(e){t.trigger(s.a.ERROR,{type:o.b.OTHER_ERROR,details:o.a.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(e.message+" ("+e.filename+":"+e.lineno+")")})},c.postMessage({cmd:"init",typeSupported:h,vendor:d,id:e,config:JSON.stringify(n)})}catch(t){l.b.warn("Error in worker:",t),l.b.error("Error while initializing DemuxerWorker, fallback to inline"),c&&self.URL.revokeObjectURL(c.objectURL),this.transmuxer=new re.c(this.observer,h,n,d,e),this.worker=null}}else this.transmuxer=new re.c(this.observer,h,n,d,e)}var e=t.prototype;return e.destroy=function(){var t=this.worker;if(t)t.removeEventListener("message",this.onwmsg),t.terminate(),this.worker=null,this.onwmsg=void 0;else{var e=this.transmuxer;e&&(e.destroy(),this.transmuxer=null)}var i=this.observer;i&&i.removeAllListeners(),this.frag=null,this.observer=null,this.hls=null},e.push=function(t,e,i,r,a,n,s,o,u,h){var d,c,f=this;u.transmuxing.start=self.performance.now();var g=this.transmuxer,v=this.worker,p=n?n.start:a.start,m=a.decryptdata,y=this.frag,T=!(y&&a.cc===y.cc),b=!(y&&u.level===y.level),E=y?u.sn-y.sn:-1,S=this.part?u.part-this.part.index:-1,L=0===E&&u.id>1&&u.id===(null==y?void 0:y.stats.chunkCount),A=!b&&(1===E||0===E&&(1===S||L&&S<=0)),D=self.performance.now();(b||E||0===a.stats.parsing.start)&&(a.stats.parsing.start=D),!n||!S&&A||(n.stats.parsing.start=D);var R=!(y&&(null===(d=a.initSegment)||void 0===d?void 0:d.url)===(null===(c=y.initSegment)||void 0===c?void 0:c.url)),k=new re.b(T,A,o,b,p,R);if(!A||T||R){l.b.log("[transmuxer-interface, "+a.type+"]: Starting new transmux session for sn: "+u.sn+" p: "+u.part+" level: "+u.level+" id: "+u.id+"\n discontinuity: "+T+"\n trackSwitch: "+b+"\n contiguous: "+A+"\n accurateTimeOffset: "+o+"\n timeOffset: "+p+"\n initSegmentChange: "+R);var _=new re.a(i,r,e,s,h);this.configureTransmuxer(_)}if(this.frag=a,this.part=n,v)v.postMessage({cmd:"demux",data:t,decryptdata:m,chunkMeta:u,state:k},t instanceof ArrayBuffer?[t]:[]);else if(g){var I=g.push(t,m,u,k);Object(re.d)(I)?I.then((function(t){f.handleTransmuxComplete(t)})):this.handleTransmuxComplete(I)}},e.flush=function(t){var e=this;t.transmuxing.start=self.performance.now();var i=this.transmuxer,r=this.worker;if(r)r.postMessage({cmd:"flush",chunkMeta:t});else if(i){var a=i.flush(t);Object(re.d)(a)?a.then((function(i){e.handleFlushResult(i,t)})):this.handleFlushResult(a,t)}},e.handleFlushResult=function(t,e){var i=this;t.forEach((function(t){i.handleTransmuxComplete(t)})),this.onFlush(e)},e.onWorkerMessage=function(t){var e=t.data,i=this.hls;switch(e.event){case"init":self.URL.revokeObjectURL(this.worker.objectURL);break;case"transmuxComplete":this.handleTransmuxComplete(e.data);break;case"flush":this.onFlush(e.data);break;case"workerLog":l.b[e.data.logType]&&l.b[e.data.logType](e.data.message);break;default:e.data=e.data||{},e.data.frag=this.frag,e.data.id=this.id,i.trigger(e.event,e.data)}},e.configureTransmuxer=function(t){var e=this.worker,i=this.transmuxer;e?e.postMessage({cmd:"configure",config:t}):i&&i.configure(t)},e.handleTransmuxComplete=function(t){t.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(t)},t}(),oe=function(){function t(t,e,i,r){this.config=void 0,this.media=null,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=t,this.media=e,this.fragmentTracker=i,this.hls=r}var e=t.prototype;return e.destroy=function(){this.media=null,this.hls=this.fragmentTracker=null},e.poll=function(t,e){var i=this.config,r=this.media,a=this.stalled;if(null!==r){var n=r.currentTime,s=r.seeking,o=this.seeking&&!s,u=!this.seeking&&s;if(this.seeking=s,n===t){if((u||o)&&(this.stalled=null),!(r.paused&&!s||r.ended||0===r.playbackRate)&&mt.getBuffered(r).length){var h=mt.bufferInfo(r,n,0),d=h.len>0,c=h.nextStart||0;if(d||c){if(s){var f=h.len>2,g=!c||e&&e.start<=n||c-n>2&&!this.fragmentTracker.getPartialFragment(n);if(f||g)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var v,p=Math.max(c,h.start||0)-n,m=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,y=(null==m||null===(v=m.details)||void 0===v?void 0:v.live)?2*m.details.targetduration:2;if(p>0&&p<=y)return void this._trySkipBufferHole(null)}var T=self.performance.now();if(null!==a){var b=T-a;if(s||!(b>=250)||(this._reportStall(h),this.media)){var E=mt.bufferInfo(r,n,i.maxBufferHole);this._tryFixBufferStall(E,b)}}else this.stalled=T}}}else if(this.moved=!0,null!==a){if(this.stallReported){var S=self.performance.now()-a;l.b.warn("playback not stuck anymore @"+n+", after "+Math.round(S)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}}},e._tryFixBufferStall=function(t,e){var i=this.config,r=this.fragmentTracker,a=this.media;if(null!==a){var n=a.currentTime,s=r.getPartialFragment(n);if(s)if(this._trySkipBufferHole(s)||!this.media)return;t.len>i.maxBufferHole&&e>1e3*i.highBufferWatchdogPeriod&&(l.b.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())}},e._reportStall=function(t){var e=this.hls,i=this.media;!this.stallReported&&i&&(this.stallReported=!0,l.b.warn("Playback stalling at @"+i.currentTime+" due to low buffer ("+JSON.stringify(t)+")"),e.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.BUFFER_STALLED_ERROR,fatal:!1,buffer:t.len}))},e._trySkipBufferHole=function(t){var e=this.config,i=this.hls,r=this.media;if(null===r)return 0;for(var a=r.currentTime,n=0,u=mt.getBuffered(r),h=0;h=n&&a0&&-1===t&&(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=Kt,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this._forceStartLoad=!0,this.state=jt},h.stopLoad=function(){this._forceStartLoad=!1,t.prototype.stopLoad.call(this)},h.doTick=function(){switch(this.state){case Kt:this.doTickIdle();break;case Jt:var t,e=this.levels,i=this.level,r=null==e||null===(t=e[i])||void 0===t?void 0:t.details;if(r&&(!r.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(r))break;this.state=Kt;break}break;case Wt:var a,n=self.performance.now(),s=this.retryDate;(!s||n>=s||null!==(a=this.media)&&void 0!==a&&a.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=Kt)}this.onTickEnd()},h.onTickEnd=function(){t.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},h.doTickIdle=function(){var t,e,i=this.hls,r=this.levelLastLoaded,a=this.levels,n=this.media,o=i.config,l=i.nextLoadLevel;if(null!==r&&(n||!this.startFragRequested&&o.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&a&&a[l]){var u=a[l];this.level=i.nextLoadLevel=l;var h=u.details;if(!h||this.state===Jt||h.live&&this.levelLastLoaded!==l)this.state=Jt;else{var d=this.getMainFwdBufferInfo();if(null!==d)if(!(d.len>=this.getMaxBufferLength(u.maxBitrate))){if(this._streamEnded(d,h)){var c={};return this.altAudio&&(c.type="video"),this.hls.trigger(s.a.BUFFER_EOS,c),void(this.state=Xt)}this.backtrackFragment&&this.backtrackFragment.start>d.end&&(this.backtrackFragment=null);var f=this.backtrackFragment?this.backtrackFragment.start:d.end,g=this.getNextFragment(f,h);if(this.couldBacktrack&&!this.fragPrevious&&g&&"initSegment"!==g.sn&&this.fragmentTracker.getState(g)!==ut.OK){var v,m=(null!=(v=this.backtrackFragment)?v:g).sn-h.startSN,y=h.fragments[m-1];y&&g.cc===y.cc&&(g=y,this.fragmentTracker.removeFragment(y))}else this.backtrackFragment&&d.len&&(this.backtrackFragment=null);if(g&&this.fragmentTracker.getState(g)===ut.OK&&this.nextLoadPosition>f){var T=this.audioOnly&&!this.altAudio?p.a.AUDIO:p.a.VIDEO;this.afterBufferFlushed(n,T,w.b.MAIN),g=this.getNextFragment(this.nextLoadPosition,h)}g&&(!g.initSegment||g.initSegment.data||this.bitrateTest||(g=g.initSegment),"identity"!==(null===(t=g.decryptdata)||void 0===t?void 0:t.keyFormat)||null!==(e=g.decryptdata)&&void 0!==e&&e.key?this.loadFragment(g,h,f):this.loadKey(g,h))}}}},h.loadFragment=function(e,i,r){var a,n=this.fragmentTracker.getState(e);this.fragCurrent=e,n===ut.NOT_LOADED||n===ut.PARTIAL?"initSegment"===e.sn?this._loadInitSegment(e):this.bitrateTest?(e.bitrateTest=!0,this.log("Fragment "+e.sn+" of level "+e.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(e)):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,i,r)):n===ut.APPENDING?this.reduceMaxBufferLength(e.duration)&&this.fragmentTracker.removeFragment(e):0===(null===(a=this.media)||void 0===a?void 0:a.buffered.length)&&this.fragmentTracker.removeAllFragments()},h.getAppendedFrag=function(t){var e=this.fragmentTracker.getAppendedFrag(t,w.b.MAIN);return e&&"fragment"in e?e.fragment:e},h.getBufferedFrag=function(t){return this.fragmentTracker.getBufferedFrag(t,w.b.MAIN)},h.followingBufferedFrag=function(t){return t?this.getBufferedFrag(t.end+.5):null},h.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},h.nextLevelSwitch=function(){var t=this.levels,e=this.media;if(null!=e&&e.readyState){var i,r=this.getAppendedFrag(e.currentTime);if(r&&r.start>1&&this.flushMainBuffer(0,r.start-1),!e.paused&&t){var a=t[this.hls.nextLoadLevel],n=this.fragLastKbps;i=n&&this.fragCurrent?this.fragCurrent.duration*a.maxBitrate/(1e3*n)+1:0}else i=0;var s=this.getBufferedFrag(e.currentTime+i);if(s){var o=this.followingBufferedFrag(s);if(o){this.abortCurrentFrag();var l=o.maxStartPTS?o.maxStartPTS:o.start,u=o.duration,h=Math.max(s.end,l+Math.min(Math.max(u-this.config.maxFragLookUpTolerance,.5*u),.75*u));this.flushMainBuffer(h,Number.POSITIVE_INFINITY)}}}},h.abortCurrentFrag=function(){var t=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,null!=t&&t.loader&&t.loader.abort(),this.state){case Ht:case Vt:case Wt:case qt:case zt:this.state=Kt}this.nextLoadPosition=this.getLoadPosition()},h.flushMainBuffer=function(e,i){t.prototype.flushMainBuffer.call(this,e,i,this.altAudio?"video":null)},h.onMediaAttached=function(e,i){t.prototype.onMediaAttached.call(this,e,i);var r=i.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),r.addEventListener("playing",this.onvplaying),r.addEventListener("seeked",this.onvseeked),this.gapController=new oe(this.config,r,this.fragmentTracker,this.hls)},h.onMediaDetaching=function(){var e=this.media;e&&(e.removeEventListener("playing",this.onvplaying),e.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),t.prototype.onMediaDetaching.call(this)},h.onMediaPlaying=function(){this.tick()},h.onMediaSeeked=function(){var t=this.media,e=t?t.currentTime:null;Object(n.a)(e)&&this.log("Media seeked to "+e.toFixed(3)),this.tick()},h.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(s.a.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null,this.backtrackFragment=null},h.onManifestParsed=function(t,e){var i,r,a,n=!1,s=!1;e.levels.forEach((function(t){(i=t.audioCodec)&&(-1!==i.indexOf("mp4a.40.2")&&(n=!0),-1!==i.indexOf("mp4a.40.5")&&(s=!0))})),this.audioCodecSwitch=n&&s&&!("function"==typeof(null==(a=ee())||null===(r=a.prototype)||void 0===r?void 0:r.changeType)),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=e.levels,this.startFragRequested=!1},h.onLevelLoading=function(t,e){var i=this.levels;if(i&&this.state===Kt){var r=i[e.level];(!r.details||r.details.live&&this.levelLastLoaded!==e.level||this.waitForCdnTuneIn(r.details))&&(this.state=Jt)}},h.onLevelLoaded=function(t,e){var i,r=this.levels,a=e.level,n=e.details,o=n.totalduration;if(r){this.log("Level "+a+" loaded ["+n.startSN+","+n.endSN+"], cc ["+n.startCC+", "+n.endCC+"] duration:"+o);var l=this.fragCurrent;!l||this.state!==Vt&&this.state!==Wt||l.level!==e.level&&l.loader&&(this.state=Kt,this.backtrackFragment=null,l.loader.abort());var u=r[a],h=0;if(n.live||null!==(i=u.details)&&void 0!==i&&i.live){if(n.fragments[0]||(n.deltaUpdateFailed=!0),n.deltaUpdateFailed)return;h=this.alignPlaylists(n,u.details)}if(u.details=n,this.levelLastLoaded=a,this.hls.trigger(s.a.LEVEL_UPDATED,{details:n,level:a}),this.state===Jt){if(this.waitForCdnTuneIn(n))return;this.state=Kt}this.startFragRequested?n.live&&this.synchronizeToLiveEdge(n):this.setStartPosition(n,h),this.tick()}else this.warn("Levels were reset while loading level "+a)},h._handleFragmentLoadProgress=function(t){var e,i=t.frag,r=t.part,a=t.payload,n=this.levels;if(n){var s=n[i.level],o=s.details;if(o){var l=s.videoCodec,u=o.PTSKnown||!o.live,h=null===(e=i.initSegment)||void 0===e?void 0:e.data,d=this._getAudioCodec(s),c=this.transmuxer=this.transmuxer||new se(this.hls,w.b.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),f=r?r.index:-1,g=-1!==f,v=new yt(i.level,i.sn,i.stats.chunkCount,a.byteLength,f,g),p=this.initPTS[i.cc];c.push(a,h,d,l,i,r,o.totalduration,u,v,p)}else this.warn("Dropping fragment "+i.sn+" of level "+i.level+" after level details were reset")}else this.warn("Levels were reset while fragment load was in progress. Fragment "+i.sn+" of level "+i.level+" will not be buffered")},h.onAudioTrackSwitching=function(t,e){var i=this.altAudio,r=!!e.url,a=e.id;if(!r){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var n=this.fragCurrent;null!=n&&n.loader&&(this.log("Switching to main audio track, cancel main fragment load"),n.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var o=this.hls;i&&o.trigger(s.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(s.a.AUDIO_TRACK_SWITCHED,{id:a})}},h.onAudioTrackSwitched=function(t,e){var i=e.id,r=!!this.hls.audioTracks[i].url;if(r){var a=this.videoBuffer;a&&this.mediaBuffer!==a&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=a)}this.altAudio=r,this.tick()},h.onBufferCreated=function(t,e){var i,r,a=e.tracks,n=!1;for(var s in a){var o=a[s];if("main"===o.id){if(r=s,i=o,"video"===s){var l=a[s];l&&(this.videoBuffer=l.buffer)}}else n=!0}n&&i?(this.log("Alternate track found, use "+r+".buffered to schedule main fragment loading"),this.mediaBuffer=i.buffer):this.mediaBuffer=this.media},h.onFragBuffered=function(t,e){var i=e.frag,r=e.part;if(!i||i.type===w.b.MAIN){if(this.fragContextChanged(i))return this.warn("Fragment "+i.sn+(r?" p: "+r.index:"")+" of level "+i.level+" finished buffering, but was aborted. state: "+this.state),void(this.state===zt&&(this.state=Kt));var a=r?r.stats:i.stats;this.fragLastKbps=Math.round(8*a.total/(a.buffering.end-a.loading.first)),"initSegment"!==i.sn&&(this.fragPrevious=i),this.fragBufferedComplete(i,r)}},h.onError=function(t,e){switch(e.details){case o.a.FRAG_LOAD_ERROR:case o.a.FRAG_LOAD_TIMEOUT:case o.a.KEY_LOAD_ERROR:case o.a.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(w.b.MAIN,e);break;case o.a.LEVEL_LOAD_ERROR:case o.a.LEVEL_LOAD_TIMEOUT:this.state!==Qt&&(e.fatal?(this.warn(""+e.details),this.state=Qt):e.levelRetry||this.state!==Jt||(this.state=Kt));break;case o.a.BUFFER_FULL_ERROR:if("main"===e.parent&&(this.state===qt||this.state===zt)){var i=!0,r=this.getFwdBufferInfo(this.media,w.b.MAIN);r&&r.len>.5&&(i=!this.reduceMaxBufferLength(r.len)),i&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}}},h.checkBuffer=function(){var t=this.media,e=this.gapController;if(t&&e&&t.readyState){var i=mt.getBuffered(t);if(!this.loadedmetadata&&i.length)this.loadedmetadata=!0,this.seekToStartPos();else{var r=this.state!==Kt?this.fragCurrent:null;e.poll(this.lastCurrentTime,r)}this.lastCurrentTime=t.currentTime}},h.onFragLoadEmergencyAborted=function(){this.state=Kt,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},h.onBufferFlushed=function(t,e){var i=e.type;if(i!==p.a.AUDIO||this.audioOnly&&!this.altAudio){var r=(i===p.a.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(r,i,w.b.MAIN)}},h.onLevelsUpdated=function(t,e){this.levels=e.levels},h.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},h.seekToStartPos=function(){var t=this.media,e=t.currentTime,i=this.startPosition;if(i>=0&&e0&&(a1&&!1===t.seeking){var i=t.currentTime;if(mt.isBuffered(t,i)?e=this.getAppendedFrag(i):mt.isBuffered(t,i+.1)&&(e=this.getAppendedFrag(i+.1)),e){this.backtrackFragment=null;var r=this.fragPlaying,a=e.level;r&&e.sn===r.sn&&r.level===a&&e.urlId===r.urlId||(this.hls.trigger(s.a.FRAG_CHANGED,{frag:e}),r&&r.level===a||this.hls.trigger(s.a.LEVEL_SWITCHED,{level:a}),this.fragPlaying=e)}}},a=r,(l=[{key:"nextLevel",get:function(){var t=this.nextBufferedFrag;return t?t.level:-1}},{key:"currentFrag",get:function(){var t=this.media;return t?this.fragPlaying||this.getAppendedFrag(t.currentTime):null}},{key:"currentProgramDateTime",get:function(){var t=this.media;if(t){var e=t.currentTime,i=this.currentFrag;if(i&&Object(n.a)(e)&&Object(n.a)(i.programDateTime)){var r=i.programDateTime+1e3*(e-i.start);return new Date(r)}}return null}},{key:"currentLevel",get:function(){var t=this.currentFrag;return t?t.level:-1}},{key:"nextBufferedFrag",get:function(){var t=this.currentFrag;return t?this.followingBufferedFrag(t):null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}])&&le(a.prototype,l),u&&le(a,u),Object.defineProperty(a,"prototype",{writable:!1}),r}(Zt),de=function(){function t(t,e,i){void 0===e&&(e=0),void 0===i&&(i=0),this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=t,this.alpha_=t?Math.exp(Math.log(.5)/t):0,this.estimate_=e,this.totalWeight_=i}var e=t.prototype;return e.sample=function(t,e){var i=Math.pow(this.alpha_,t);this.estimate_=e*(1-i)+i*this.estimate_,this.totalWeight_+=t},e.getTotalWeight=function(){return this.totalWeight_},e.getEstimate=function(){if(this.alpha_){var t=1-Math.pow(this.alpha_,this.totalWeight_);if(t)return this.estimate_/t}return this.estimate_},t}(),ce=function(){function t(t,e,i){this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultEstimate_=i,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new de(t),this.fast_=new de(e)}var e=t.prototype;return e.update=function(t,e){var i=this.slow_,r=this.fast_;this.slow_.halfLife!==t&&(this.slow_=new de(t,i.getEstimate(),i.getTotalWeight())),this.fast_.halfLife!==e&&(this.fast_=new de(e,r.getEstimate(),r.getTotalWeight()))},e.sample=function(t,e){var i=(t=Math.max(t,this.minDelayMs_))/1e3,r=8*e/i;this.fast_.sample(i,r),this.slow_.sample(i,r)},e.canEstimate=function(){var t=this.fast_;return t&&t.getTotalWeight()>=this.minWeight_},e.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},e.destroy=function(){},t}();function fe(t,e){for(var i=0;i=2*h/c||y<=b)){var E,S=Number.POSITIVE_INFINITY;for(E=t.level-1;E>g;E--){if((S=h*f[E].maxBitrate/(6.4*m))=y)){var L=this.bwEstimator.getEstimate();l.b.warn("Fragment "+t.sn+(e?" part "+e.index:"")+" of level "+t.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+E+"\n Current BW estimate: "+(Object(n.a)(L)?(L/1024).toFixed(3):"Unknown")+" Kb/s\n Estimated load time for current fragment: "+y.toFixed(3)+" s\n Estimated load time for the next fragment: "+S.toFixed(3)+" s\n Time to underbuffer: "+b.toFixed(3)+" s"),i.nextLoadLevel=E,this.bwEstimator.sample(d,u.loaded),this.clearTimer(),t.loader&&(this.fragCurrent=this.partCurrent=null,t.loader.abort()),i.trigger(s.a.FRAG_LOAD_EMERGENCY_ABORTED,{frag:t,part:e,stats:u})}}}}}},a.onFragLoaded=function(t,e){var i=e.frag,r=e.part;if(i.type===w.b.MAIN&&Object(n.a)(i.sn)){var a=r?r.stats:i.stats,o=r?r.duration:i.duration;if(this.clearTimer(),this.lastLoadedFragLevel=i.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var l=this.hls.levels[i.level],u=(l.loaded?l.loaded.bytes:0)+a.loaded,h=(l.loaded?l.loaded.duration:0)+o;l.loaded={bytes:u,duration:h},l.realBitrate=Math.round(8*u/h)}if(i.bitrateTest){var d={stats:a,frag:i,part:r,id:i.type};this.onFragBuffered(s.a.FRAG_BUFFERED,d),i.bitrateTest=!1}}},a.onFragBuffered=function(t,e){var i=e.frag,r=e.part,a=r?r.stats:i.stats;if(!a.aborted&&i.type===w.b.MAIN&&"initSegment"!==i.sn){var n=a.parsing.end-a.loading.start;this.bwEstimator.sample(n,a.loaded),a.bwEstimate=this.bwEstimator.getEstimate(),i.bitrateTest?this.bitrateTestDelay=n/1e3:this.bitrateTestDelay=0}},a.onError=function(t,e){switch(e.details){case o.a.FRAG_LOAD_ERROR:case o.a.FRAG_LOAD_TIMEOUT:this.clearTimer()}},a.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},a.getNextABRAutoLevel=function(){var t=this.fragCurrent,e=this.partCurrent,i=this.hls,r=i.maxAutoLevel,a=i.config,n=i.minAutoLevel,s=i.media,o=e?e.duration:t?t.duration:0,u=s?s.currentTime:0,h=s&&0!==s.playbackRate?Math.abs(s.playbackRate):1,d=this.bwEstimator?this.bwEstimator.getEstimate():a.abrEwmaDefaultEstimate,c=(mt.bufferInfo(s,u,a.maxBufferHole).end-u)/h,f=this.findBestLevel(d,n,r,c,a.abrBandWidthFactor,a.abrBandWidthUpFactor);if(f>=0)return f;l.b.trace((c?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var g=o?Math.min(o,a.maxStarvationDelay):a.maxStarvationDelay,v=a.abrBandWidthFactor,p=a.abrBandWidthUpFactor;if(!c){var m=this.bitrateTestDelay;if(m)g=(o?Math.min(o,a.maxLoadingDelay):a.maxLoadingDelay)-m,l.b.trace("bitrate test took "+Math.round(1e3*m)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),v=p=1}return f=this.findBestLevel(d,n,r,c+g,v,p),Math.max(f,0)},a.findBestLevel=function(t,e,i,r,a,n){for(var s,o=this.fragCurrent,u=this.partCurrent,h=this.lastLoadedFragLevel,d=this.hls.levels,c=d[h],f=!(null==c||null===(s=c.details)||void 0===s||!s.live),g=null==c?void 0:c.codecSet,v=u?u.duration:o?o.duration:0,p=i;p>=e;p--){var m=d[p];if(m&&(!g||m.codecSet===g)){var y=m.details,T=(u?null==y?void 0:y.partTarget:null==y?void 0:y.averagetargetduration)||v,b=void 0;b=p<=h?a*t:n*t;var E=d[p].maxBitrate,S=E*T/b;if(l.b.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+p+"/"+Math.round(b)+"/"+E+"/"+T+"/"+r+"/"+S),b>E&&(!S||f&&!this.bitrateTestDelay||S0&&-1===t?(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e,this.state=Kt):(this.loadedmetadata=!1,this.state=Yt),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()},a.doTick=function(){switch(this.state){case Kt:this.doTickIdle();break;case Yt:var e,i=this.levels,r=this.trackId,a=null==i||null===(e=i[r])||void 0===e?void 0:e.details;if(a){if(this.waitForCdnTuneIn(a))break;this.state=$t}break;case Wt:var n,s=performance.now(),o=this.retryDate;(!o||s>=o||null!==(n=this.media)&&void 0!==n&&n.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=Kt);break;case $t:var l=this.waitingData;if(l){var u=l.frag,h=l.part,d=l.cache,c=l.complete;if(void 0!==this.initPTS[u.cc]){this.waitingData=null,this.waitingVideoCC=-1,this.state=Vt;var f={frag:u,part:h,payload:d.flush(),networkDetails:null};this._handleFragmentLoadProgress(f),c&&t.prototype._handleFragmentLoadComplete.call(this,f)}else if(this.videoTrackCC!==this.waitingVideoCC)this.log("Waiting fragment cc ("+u.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var g=this.getLoadPosition(),v=mt.bufferInfo(this.mediaBuffer,g,this.config.maxBufferHole);Rt(v.end,this.config.maxFragLookUpTolerance,u)<0&&(this.log("Waiting fragment cc ("+u.cc+") @ "+u.start+" cancelled because another fragment at "+v.end+" is needed"),this.clearWaitingFragment())}}else this.state=Kt}this.onTickEnd()},a.clearWaitingFragment=function(){var t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=Kt)},a.resetLoadingState=function(){this.clearWaitingFragment(),t.prototype.resetLoadingState.call(this)},a.onTickEnd=function(){var t=this.media;if(t&&t.readyState){var e=(this.mediaBuffer?this.mediaBuffer:t).buffered;!this.loadedmetadata&&e.length&&(this.loadedmetadata=!0),this.lastCurrentTime=t.currentTime}},a.doTickIdle=function(){var t,e,i=this.hls,r=this.levels,a=this.media,n=this.trackId,o=i.config;if(r&&r[n]&&(a||!this.startFragRequested&&o.startFragPrefetch)){var l=r[n].details;if(!l||l.live&&this.levelLastLoaded!==n||this.waitForCdnTuneIn(l))this.state=Yt;else{this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,p.a.AUDIO,w.b.AUDIO));var u=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,w.b.AUDIO);if(null!==u){var h=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,w.b.MAIN),d=u.len,c=this.getMaxBufferLength(null==h?void 0:h.len),f=this.audioSwitch;if(!(d>=c)||f){if(!f&&this._streamEnded(u,l))return i.trigger(s.a.BUFFER_EOS,{type:"audio"}),void(this.state=Xt);var g=l.fragments[0].start,v=u.end;if(f){var m=this.getLoadPosition();v=m,l.PTSKnown&&mg||u.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),a.currentTime=g+.05)}if(!(h&&v>h.end+l.targetduration)&&(h&&h.len||!u.len)){var y=this.getNextFragment(v,l);y?"identity"!==(null===(t=y.decryptdata)||void 0===t?void 0:t.keyFormat)||null!==(e=y.decryptdata)&&void 0!==e&&e.key?this.loadFragment(y,l,v):this.loadKey(y,l):this.bufferFlushed=!0}}}}}},a.getMaxBufferLength=function(e){var i=t.prototype.getMaxBufferLength.call(this);return e?Math.max(i,e):i},a.onMediaDetaching=function(){this.videoBuffer=null,t.prototype.onMediaDetaching.call(this)},a.onAudioTracksUpdated=function(t,e){var i=e.audioTracks;this.resetTransmuxer(),this.levels=i.map((function(t){return new Q(t)}))},a.onAudioTrackSwitching=function(t,e){var i=!!e.url;this.trackId=e.id;var r=this.fragCurrent;null!=r&&r.loader&&r.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),i?this.setInterval(100):this.resetTransmuxer(),i?(this.audioSwitch=!0,this.state=Kt):this.state=jt,this.tick()},a.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},a.onLevelLoaded=function(t,e){this.mainDetails=e.details,null!==this.cachedTrackLoadedData&&(this.hls.trigger(s.a.AUDIO_TRACK_LOADED,this.cachedTrackLoadedData),this.cachedTrackLoadedData=null)},a.onAudioTrackLoaded=function(t,e){var i;if(null!=this.mainDetails){var r=this.levels,a=e.details,n=e.id;if(r){this.log("Track "+n+" loaded ["+a.startSN+","+a.endSN+"],duration:"+a.totalduration);var s=r[n],o=0;if(a.live||null!==(i=s.details)&&void 0!==i&&i.live){var l=this.mainDetails;if(a.fragments[0]||(a.deltaUpdateFailed=!0),a.deltaUpdateFailed||!l)return;!s.details&&a.hasProgramDateTime&&l.hasProgramDateTime?(Lt(a,l),o=a.fragments[0].start):o=this.alignPlaylists(a,s.details)}s.details=a,this.levelLastLoaded=n,this.startFragRequested||!this.mainDetails&&a.live||this.setStartPosition(s.details,o),this.state!==Yt||this.waitForCdnTuneIn(a)||(this.state=Kt),this.tick()}else this.warn("Audio tracks were reset while loading level "+n)}else this.cachedTrackLoadedData=e},a._handleFragmentLoadProgress=function(t){var e,i=t.frag,r=t.part,a=t.payload,n=this.config,s=this.trackId,o=this.levels;if(o){var l=o[s],u=l.details,h=n.defaultAudioCodec||l.audioCodec||"mp4a.40.2",d=this.transmuxer;d||(d=this.transmuxer=new se(this.hls,w.b.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var c=this.initPTS[i.cc],f=null===(e=i.initSegment)||void 0===e?void 0:e.data;if(void 0!==c){var g=r?r.index:-1,v=-1!==g,p=new yt(i.level,i.sn,i.stats.chunkCount,a.byteLength,g,v);d.push(a,f,h,"",i,r,u.totalduration,!1,p,c)}else{this.log("Unknown video PTS for cc "+i.cc+", waiting for video PTS before demuxing audio frag "+i.sn+" of ["+u.startSN+" ,"+u.endSN+"],track "+s),(this.waitingData=this.waitingData||{frag:i,part:r,cache:new ve.a,complete:!1}).cache.push(new Uint8Array(a)),this.waitingVideoCC=this.videoTrackCC,this.state=$t}}else this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+i.sn+" of level "+i.level+" will not be buffered")},a._handleFragmentLoadComplete=function(e){this.waitingData?this.waitingData.complete=!0:t.prototype._handleFragmentLoadComplete.call(this,e)},a.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},a.onBufferCreated=function(t,e){var i=e.tracks.audio;i&&(this.mediaBuffer=i.buffer),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer)},a.onFragBuffered=function(t,e){var i=e.frag,r=e.part;i.type===w.b.AUDIO&&(this.fragContextChanged(i)?this.warn("Fragment "+i.sn+(r?" p: "+r.index:"")+" of level "+i.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch):("initSegment"!==i.sn&&(this.fragPrevious=i,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(s.a.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(i,r)))},a.onError=function(e,i){switch(i.details){case o.a.FRAG_LOAD_ERROR:case o.a.FRAG_LOAD_TIMEOUT:case o.a.KEY_LOAD_ERROR:case o.a.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(w.b.AUDIO,i);break;case o.a.AUDIO_TRACK_LOAD_ERROR:case o.a.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==Qt&&this.state!==jt&&(this.state=i.fatal?Qt:Kt,this.warn(i.details+" while loading frag, switching to "+this.state+" state"));break;case o.a.BUFFER_FULL_ERROR:if("audio"===i.parent&&(this.state===qt||this.state===zt)){var r=!0,a=this.getFwdBufferInfo(this.mediaBuffer,w.b.AUDIO);a&&a.len>.5&&(r=!this.reduceMaxBufferLength(a.len)),r&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,t.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}}},a.onBufferFlushed=function(t,e){e.type===p.a.AUDIO&&(this.bufferFlushed=!0)},a._handleTransmuxComplete=function(t){var e,i="audio",r=this.hls,a=t.remuxResult,n=t.chunkMeta,o=this.getCurrentContext(n);if(!o)return this.warn("The loading context changed while buffering fragment "+n.sn+" of level "+n.level+". This chunk will not be buffered."),void this.resetLiveStartWhenNotLoaded(n.level);var l=o.frag,u=o.part,h=o.level.details,d=a.audio,c=a.text,f=a.id3,g=a.initSegment;if(!this.fragContextChanged(l)&&h){if(this.state=qt,this.audioSwitch&&d&&this.completeAudioSwitch(),null!=g&&g.tracks&&(this._bufferInitSegment(g.tracks,l,n),r.trigger(s.a.FRAG_PARSING_INIT_SEGMENT,{frag:l,id:i,tracks:g.tracks})),d){var v=d.startPTS,m=d.endPTS,y=d.startDTS,T=d.endDTS;u&&(u.elementaryStreams[p.a.AUDIO]={startPTS:v,endPTS:m,startDTS:y,endDTS:T}),l.setElementaryStreamInfo(p.a.AUDIO,v,m,y,T),this.bufferFragmentData(d,l,u,n)}if(null!=f&&null!==(e=f.samples)&&void 0!==e&&e.length){var b=pe({id:i,frag:l,details:h},f);r.trigger(s.a.FRAG_PARSING_METADATA,b)}if(c){var E=pe({id:i,frag:l,details:h},c);r.trigger(s.a.FRAG_PARSING_USERDATA,E)}}},a._bufferInitSegment=function(t,e,i){if(this.state===qt){t.video&&delete t.video;var r=t.audio;if(r){r.levelCodec=r.codec,r.id="audio",this.log("Init audio buffer, container:"+r.container+", codecs[parsed]=["+r.codec+"]"),this.hls.trigger(s.a.BUFFER_CODECS,t);var a=r.initSegment;if(null!=a&&a.byteLength){var n={type:"audio",frag:e,part:null,chunkMeta:i,parent:e.type,data:a};this.hls.trigger(s.a.BUFFER_APPENDING,n)}this.tick()}}},a.loadFragment=function(e,i,r){var a=this.fragmentTracker.getState(e);this.fragCurrent=e,(this.audioSwitch||a===ut.NOT_LOADED||a===ut.PARTIAL)&&("initSegment"===e.sn?this._loadInitSegment(e):i.live&&!Object(n.a)(this.initPTS[e.cc])?(this.log("Waiting for video PTS in continuity counter "+e.cc+" of live stream before loading audio fragment "+e.sn+" of level "+this.trackId),this.state=$t):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,i,r)))},a.completeAudioSwitch=function(){var e=this.hls,i=this.media,r=this.trackId;i&&(this.log("Switching audio track : flushing all audio"),t.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,e.trigger(s.a.AUDIO_TRACK_SWITCHED,{id:r})},r}(Zt);function Te(t,e){for(var i=0;i=e.length)this.warn("Invalid id passed to audio-track controller");else{this.clearTimer();var i=e[this.trackId];this.log("Now switching to audio-track index "+t);var r=e[t],a=r.id,n=r.groupId,o=void 0===n?"":n,l=r.name,u=r.type,h=r.url;if(this.trackId=t,this.trackName=l,this.selectDefaultTrack=!1,this.hls.trigger(s.a.AUDIO_TRACK_SWITCHING,{id:a,groupId:o,name:l,type:u,url:h}),!r.details||r.details.live){var d=this.switchParams(r.url,null==i?void 0:i.details);this.loadPlaylist(d)}}},u.selectInitialTrack=function(){this.tracksInGroup;var t=this.trackName,e=this.findTrackId(t)||this.findTrackId();-1!==e?this.setAudioTrack(e):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},u.findTrackId=function(t){for(var e=this.tracksInGroup,i=0;i=a[o].start&&s<=a[o].end){n=a[o];break}var l=i.start+i.duration;n?n.end=l:(n={start:s,end:l},a.push(n)),this.fragmentTracker.fragBuffered(i)}}},l.onBufferFlushing=function(t,e){var i=e.startOffset,r=e.endOffset;if(0===i&&r!==Number.POSITIVE_INFINITY){var a=this.currentTrackId,n=this.levels;if(!n.length||!n[a]||!n[a].details)return;var s=r-n[a].details.targetduration;if(s<=0)return;e.endOffsetSubtitles=Math.max(0,s),this.tracksBuffered.forEach((function(t){for(var e=0;e=s.length||a!==n)&&o){if(this.mediaBuffer=this.mediaBufferTimeRanges,r.live||null!==(i=o.details)&&void 0!==i&&i.live){var l=this.mainDetails;if(r.deltaUpdateFailed||!l)return;var u=l.fragments[0];if(o.details)0===this.alignPlaylists(r,o.details)&&u&&at(r,u.start);else r.hasProgramDateTime&&l.hasProgramDateTime?Lt(r,l):u&&at(r,u.start)}if(o.details=r,this.levelLastLoaded=a,this.tick(),r.live&&!this.fragCurrent&&this.media&&this.state===Kt)Dt(null,r.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),o.details=void 0)}}},l._handleFragmentLoadComplete=function(t){var e=t.frag,i=t.payload,r=e.decryptdata,a=this.hls;if(!this.fragContextChanged(e)&&i&&i.byteLength>0&&r&&r.key&&r.iv&&"AES-128"===r.method){var n=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(i),r.key.buffer,r.iv.buffer).then((function(t){var i=performance.now();a.trigger(s.a.FRAG_DECRYPTED,{frag:e,payload:t,stats:{tstart:n,tdecrypt:i}})}))}},l.doTick=function(){if(this.media){if(this.state===Kt){var t=this.currentTrackId,e=this.levels;if(!e.length||!e[t]||!e[t].details)return;var i=e[t].details,r=i.targetduration,a=this.config,n=this.media,s=mt.bufferedInfo(this.mediaBufferTimeRanges,n.currentTime-r,a.maxBufferHole),o=s.end;if(s.len>this.getMaxBufferLength()+r)return;var l,u=i.fragments,h=u.length,d=i.edge,c=this.fragPrevious;if(o-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange))},l.pollTrackChange=function(t){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,t)},l.onMediaDetaching=function(){this.media&&(self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId),ke(this.media.textTracks).forEach((function(t){U(t)})),this.subtitleTrack=-1,this.media=null)},l.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},l.onManifestParsed=function(t,e){this.tracks=e.subtitleTracks},l.onSubtitleTrackLoaded=function(t,e){var i=e.id,r=e.details,a=this.trackId,n=this.tracksInGroup[a];if(n){var s=n.details;n.details=e.details,this.log("subtitle track "+i+" loaded ["+r.startSN+"-"+r.endSN+"]"),i===this.trackId&&(this.retryCount=0,this.playlistLoaded(i,e,s))}else this.warn("Invalid subtitle track id "+i)},l.onLevelLoading=function(t,e){this.switchLevel(e.level)},l.onLevelSwitching=function(t,e){this.switchLevel(e.level)},l.switchLevel=function(t){var e=this.hls.levels[t];if(null!=e&&e.textGroupIds){var i=e.textGroupIds[e.urlId];if(this.groupId!==i){var r=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,a=this.tracks.filter((function(t){return!i||t.groupId===i}));this.tracksInGroup=a;var n=this.findTrackId(null==r?void 0:r.name)||this.findTrackId();this.groupId=i;var o={subtitleTracks:a};this.log("Updating subtitle tracks, "+a.length+' track(s) found in "'+i+'" group-id'),this.hls.trigger(s.a.SUBTITLE_TRACKS_UPDATED,o),-1!==n&&this.setSubtitleTrack(n,r)}}},l.findTrackId=function(t){for(var e=this.tracksInGroup,i=0;i=r.length)){this.clearTimer();var a=r[t];if(this.log("Switching to subtitle track "+t),this.trackId=t,a){var n=a.id,o=a.groupId,l=void 0===o?"":o,u=a.name,h=a.type,d=a.url;this.hls.trigger(s.a.SUBTITLE_TRACK_SWITCH,{id:n,groupId:l,name:u,type:h,url:d});var c=this.switchParams(a.url,null==e?void 0:e.details);this.loadPlaylist(c)}else this.hls.trigger(s.a.SUBTITLE_TRACK_SWITCH,{id:t})}}else this.queuedDefaultTrack=t},l.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),this.media&&this.hls.config.renderTextTracksNatively){for(var t=-1,e=ke(this.media.textTracks),i=0;i-1&&this.toggleTrackModes(this.trackId)}},{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(t){this.selectDefaultTrack=!1;var e=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(t,e)}}])&&De(a.prototype,n),o&&De(a,o),Object.defineProperty(a,"prototype",{writable:!1}),r}(nt),Oe=function(){function t(t){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=t}var e=t.prototype;return e.append=function(t,e){var i=this.queues[e];i.push(t),1===i.length&&this.buffers[e]&&this.executeNext(e)},e.insertAbort=function(t,e){this.queues[e].unshift(t),this.executeNext(e)},e.appendBlocker=function(t){var e,i=new Promise((function(t){e=t})),r={execute:e,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(r,t),i},e.executeNext=function(t){var e=this.buffers,i=this.queues,r=e[t],a=i[t];if(a.length){var n=a[0];try{n.execute()}catch(e){l.b.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),n.onError(e),r&&r.updating||(a.shift(),this.executeNext(t))}}},e.shiftAndExecuteNext=function(t){this.queues[t].shift(),this.executeNext(t)},e.current=function(t){return this.queues[t][0]},t}(),Ce=te(),we=/([ha]vc.)(?:\.[^.,]+)+/,xe=function(){function t(t){var e=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var t=e.hls,i=e.media,r=e.mediaSource;l.b.log("[buffer-controller]: Media source opened"),i&&(e.updateMediaElementDuration(),t.trigger(s.a.MEDIA_ATTACHED,{media:i})),r&&r.removeEventListener("sourceopen",e._onMediaSourceOpen),e.checkPendingTracks()},this._onMediaSourceClose=function(){l.b.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){l.b.log("[buffer-controller]: Media source ended")},this.hls=t,this._initSourceBuffer(),this.registerListeners()}var e=t.prototype;return e.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},e.destroy=function(){this.unregisterListeners(),this.details=null},e.registerListeners=function(){var t=this.hls;t.on(s.a.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(s.a.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(s.a.MANIFEST_PARSED,this.onManifestParsed,this),t.on(s.a.BUFFER_RESET,this.onBufferReset,this),t.on(s.a.BUFFER_APPENDING,this.onBufferAppending,this),t.on(s.a.BUFFER_CODECS,this.onBufferCodecs,this),t.on(s.a.BUFFER_EOS,this.onBufferEos,this),t.on(s.a.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(s.a.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(s.a.FRAG_PARSED,this.onFragParsed,this),t.on(s.a.FRAG_CHANGED,this.onFragChanged,this)},e.unregisterListeners=function(){var t=this.hls;t.off(s.a.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(s.a.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(s.a.MANIFEST_PARSED,this.onManifestParsed,this),t.off(s.a.BUFFER_RESET,this.onBufferReset,this),t.off(s.a.BUFFER_APPENDING,this.onBufferAppending,this),t.off(s.a.BUFFER_CODECS,this.onBufferCodecs,this),t.off(s.a.BUFFER_EOS,this.onBufferEos,this),t.off(s.a.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(s.a.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(s.a.FRAG_PARSED,this.onFragParsed,this),t.off(s.a.FRAG_CHANGED,this.onFragChanged,this)},e._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new Oe(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},e.onManifestParsed=function(t,e){var i=2;(e.audio&&!e.video||!e.altAudio)&&(i=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=i,this.details=null,l.b.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},e.onMediaAttaching=function(t,e){var i=this.media=e.media;if(i&&Ce){var r=this.mediaSource=new Ce;r.addEventListener("sourceopen",this._onMediaSourceOpen),r.addEventListener("sourceended",this._onMediaSourceEnded),r.addEventListener("sourceclose",this._onMediaSourceClose),i.src=self.URL.createObjectURL(r),this._objectUrl=i.src}},e.onMediaDetaching=function(){var t=this.media,e=this.mediaSource,i=this._objectUrl;if(e){if(l.b.log("[buffer-controller]: media source detaching"),"open"===e.readyState)try{e.endOfStream()}catch(t){l.b.warn("[buffer-controller]: onMediaDetaching: "+t.message+" while calling endOfStream")}this.onBufferReset(),e.removeEventListener("sourceopen",this._onMediaSourceOpen),e.removeEventListener("sourceended",this._onMediaSourceEnded),e.removeEventListener("sourceclose",this._onMediaSourceClose),t&&(i&&self.URL.revokeObjectURL(i),t.src===i?(t.removeAttribute("src"),t.load()):l.b.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(s.a.MEDIA_DETACHED,void 0)},e.onBufferReset=function(){var t=this;this.getSourceBufferTypes().forEach((function(e){var i=t.sourceBuffer[e];try{i&&(t.removeBufferListeners(e),t.mediaSource&&t.mediaSource.removeSourceBuffer(i),t.sourceBuffer[e]=void 0)}catch(t){l.b.warn("[buffer-controller]: Failed to reset the "+e+" buffer",t)}})),this._initSourceBuffer()},e.onBufferCodecs=function(t,e){var i=this,r=this.getSourceBufferTypes().length;Object.keys(e).forEach((function(t){if(r){var a=i.tracks[t];if(a&&"function"==typeof a.buffer.changeType){var n=e[t],s=n.id,o=n.codec,u=n.levelCodec,h=n.container,d=n.metadata,c=(a.levelCodec||a.codec).replace(we,"$1"),f=(u||o).replace(we,"$1");if(c!==f){var g=h+";codecs="+(u||o);i.appendChangeType(t,g),l.b.log("[buffer-controller]: switching codec "+c+" to "+f),i.tracks[t]={buffer:a.buffer,codec:o,container:h,levelCodec:u,metadata:d,id:s}}}}else i.pendingTracks[t]=e[t]})),r||(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},e.appendChangeType=function(t,e){var i=this,r=this.operationQueue,a={execute:function(){var a=i.sourceBuffer[t];a&&(l.b.log("[buffer-controller]: changing "+t+" sourceBuffer type to "+e),a.changeType(e)),r.shiftAndExecuteNext(t)},onStart:function(){},onComplete:function(){},onError:function(e){l.b.warn("[buffer-controller]: Failed to change "+t+" SourceBuffer type",e)}};r.append(a,t)},e.onBufferAppending=function(t,e){var i=this,r=this.hls,a=this.operationQueue,n=this.tracks,u=e.data,h=e.type,d=e.frag,c=e.part,f=e.chunkMeta,g=f.buffering[h],v=self.performance.now();g.start=v;var p=d.stats.buffering,m=c?c.stats.buffering:null;0===p.start&&(p.start=v),m&&0===m.start&&(m.start=v);var y=n.audio,T="audio"===h&&1===f.id&&"audio/mpeg"===(null==y?void 0:y.container),b={execute:function(){if(g.executeStart=self.performance.now(),T){var t=i.sourceBuffer[h];if(t){var e=d.start-t.timestampOffset;Math.abs(e)>=.1&&(l.b.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+d.start+" (delta: "+e+") sn: "+d.sn+")"),t.timestampOffset=d.start)}}i.appendExecutor(u,h)},onStart:function(){},onComplete:function(){var t=self.performance.now();g.executeEnd=g.end=t,0===p.first&&(p.first=t),m&&0===m.first&&(m.first=t);var e=i.sourceBuffer,r={};for(var a in e)r[a]=mt.getBuffered(e[a]);i.appendError=0,i.hls.trigger(s.a.BUFFER_APPENDED,{type:h,frag:d,part:c,chunkMeta:f,parent:d.type,timeRanges:r})},onError:function(t){l.b.error("[buffer-controller]: Error encountered while trying to append to the "+h+" SourceBuffer",t);var e={type:o.b.MEDIA_ERROR,parent:d.type,details:o.a.BUFFER_APPEND_ERROR,err:t,fatal:!1};t.code===DOMException.QUOTA_EXCEEDED_ERR?e.details=o.a.BUFFER_FULL_ERROR:(i.appendError++,e.details=o.a.BUFFER_APPEND_ERROR,i.appendError>r.config.appendErrorMaxRetry&&(l.b.error("[buffer-controller]: Failed "+r.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),e.fatal=!0)),r.trigger(s.a.ERROR,e)}};a.append(b,h)},e.onBufferFlushing=function(t,e){var i=this,r=this.operationQueue,a=function(t){return{execute:i.removeExecutor.bind(i,t,e.startOffset,e.endOffset),onStart:function(){},onComplete:function(){i.hls.trigger(s.a.BUFFER_FLUSHED,{type:t})},onError:function(e){l.b.warn("[buffer-controller]: Failed to remove from "+t+" SourceBuffer",e)}}};e.type?r.append(a(e.type),e.type):this.getSourceBufferTypes().forEach((function(t){r.append(a(t),t)}))},e.onFragParsed=function(t,e){var i=this,r=e.frag,a=e.part,n=[],o=a?a.elementaryStreams:r.elementaryStreams;o[p.a.AUDIOVIDEO]?n.push("audiovideo"):(o[p.a.AUDIO]&&n.push("audio"),o[p.a.VIDEO]&&n.push("video"));0===n.length&&l.b.warn("Fragments must have at least one ElementaryStreamType set. type: "+r.type+" level: "+r.level+" sn: "+r.sn),this.blockBuffers((function(){var t=self.performance.now();r.stats.buffering.end=t,a&&(a.stats.buffering.end=t);var e=a?a.stats:r.stats;i.hls.trigger(s.a.FRAG_BUFFERED,{frag:r,part:a,stats:e,id:r.type})}),n)},e.onFragChanged=function(t,e){this.flushBackBuffer()},e.onBufferEos=function(t,e){var i=this;this.getSourceBufferTypes().reduce((function(t,r){var a=i.sourceBuffer[r];return e.type&&e.type!==r||a&&!a.ended&&(a.ended=!0,l.b.log("[buffer-controller]: "+r+" sourceBuffer now EOS")),t&&!(a&&!a.ended)}),!0)&&this.blockBuffers((function(){var t=i.mediaSource;t&&"open"===t.readyState&&t.endOfStream()}))},e.onLevelUpdated=function(t,e){var i=e.details;i.fragments.length&&(this.details=i,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},e.flushBackBuffer=function(){var t=this.hls,e=this.details,i=this.media,r=this.sourceBuffer;if(i&&null!==e){var a=this.getSourceBufferTypes();if(a.length){var o=e.live&&null!==t.config.liveBackBufferLength?t.config.liveBackBufferLength:t.config.backBufferLength;if(Object(n.a)(o)&&!(o<0)){var l=i.currentTime,u=e.levelTargetDuration,h=Math.max(o,u),d=Math.floor(l/u)*u-h;a.forEach((function(i){var a=r[i];if(a){var n=mt.getBuffered(a);n.length>0&&d>n.start(0)&&(t.trigger(s.a.BACK_BUFFER_REACHED,{bufferEnd:d}),e.live&&t.trigger(s.a.LIVE_BACK_BUFFER_REACHED,{bufferEnd:d}),t.trigger(s.a.BUFFER_FLUSHING,{startOffset:0,endOffset:d,type:i}))}}))}}}},e.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var t=this.details,e=this.hls,i=this.media,r=this.mediaSource,a=t.fragments[0].start+t.totalduration,s=i.duration,o=Object(n.a)(r.duration)?r.duration:0;t.live&&e.config.liveDurationInfinity?(l.b.log("[buffer-controller]: Media Source duration is set to Infinity"),r.duration=1/0,this.updateSeekableRange(t)):(a>o&&a>s||!Object(n.a)(s))&&(l.b.log("[buffer-controller]: Updating Media Source duration to "+a.toFixed(3)),r.duration=a)}},e.updateSeekableRange=function(t){var e=this.mediaSource,i=t.fragments;if(i.length&&t.live&&null!=e&&e.setLiveSeekableRange){var r=Math.max(0,i[0].start),a=Math.max(r,r+t.totalduration);e.setLiveSeekableRange(r,a)}},e.checkPendingTracks=function(){var t=this.bufferCodecEventsExpected,e=this.operationQueue,i=this.pendingTracks,r=Object.keys(i).length;if(r&&!t||2===r){this.createSourceBuffers(i),this.pendingTracks={};var a=this.getSourceBufferTypes();if(0===a.length)return void this.hls.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});a.forEach((function(t){e.executeNext(t)}))}},e.createSourceBuffers=function(t){var e=this.sourceBuffer,i=this.mediaSource;if(!i)throw Error("createSourceBuffers called when mediaSource was null");var r=0;for(var a in t)if(!e[a]){var n=t[a];if(!n)throw Error("source buffer exists for track "+a+", however track does not");var u=n.levelCodec||n.codec,h=n.container+";codecs="+u;l.b.log("[buffer-controller]: creating sourceBuffer("+h+")");try{var d=e[a]=i.addSourceBuffer(h),c=a;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[a]={buffer:d,codec:u,container:n.container,levelCodec:n.levelCodec,metadata:n.metadata,id:n.id},r++}catch(t){l.b.error("[buffer-controller]: error while trying to add sourceBuffer: "+t.message),this.hls.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:t,mimeType:h})}}r&&this.hls.trigger(s.a.BUFFER_CREATED,{tracks:this.tracks})},e._onSBUpdateStart=function(t){this.operationQueue.current(t).onStart()},e._onSBUpdateEnd=function(t){var e=this.operationQueue;e.current(t).onComplete(),e.shiftAndExecuteNext(t)},e._onSBUpdateError=function(t,e){l.b.error("[buffer-controller]: "+t+" SourceBuffer error",e),this.hls.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.BUFFER_APPENDING_ERROR,fatal:!1});var i=this.operationQueue.current(t);i&&i.onError(e)},e.removeExecutor=function(t,e,i){var r=this.media,a=this.mediaSource,s=this.operationQueue,o=this.sourceBuffer[t];if(!r||!a||!o)return l.b.warn("[buffer-controller]: Attempting to remove from the "+t+" SourceBuffer, but it does not exist"),void s.shiftAndExecuteNext(t);var u=Object(n.a)(r.duration)?r.duration:1/0,h=Object(n.a)(a.duration)?a.duration:1/0,d=Math.max(0,e),c=Math.min(i,u,h);c>d?(l.b.log("[buffer-controller]: Removing ["+d+","+c+"] from the "+t+" SourceBuffer"),o.remove(d,c)):s.shiftAndExecuteNext(t)},e.appendExecutor=function(t,e){var i=this.operationQueue,r=this.sourceBuffer[e];if(!r)return l.b.warn("[buffer-controller]: Attempting to append to the "+e+" SourceBuffer, but it does not exist"),void i.shiftAndExecuteNext(e);r.ended=!1,r.appendBuffer(t)},e.blockBuffers=function(t,e){var i=this;if(void 0===e&&(e=this.getSourceBufferTypes()),!e.length)return l.b.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve().then(t);var r=this.operationQueue,a=e.map((function(t){return r.appendBlocker(t)}));Promise.all(a).then((function(){t(),e.forEach((function(t){var e=i.sourceBuffer[t];e&&e.updating||r.shiftAndExecuteNext(t)}))}))},e.getSourceBufferTypes=function(){return 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Pe.hasOwnProperty(t)&&(e=Pe[t]),String.fromCharCode(e)},Me={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},Ne={17:2,18:4,21:6,22:8,23:10,19:13,20:15},Ue={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},Be={25:2,26:4,29:6,30:8,31:10,27:13,28:15},Ge=["white","green","blue","cyan","red","yellow","magenta","black","transparent"];!function(t){t[t.ERROR=0]="ERROR",t[t.TEXT=1]="TEXT",t[t.WARNING=2]="WARNING",t[t.INFO=2]="INFO",t[t.DEBUG=3]="DEBUG",t[t.DATA=3]="DATA"}(_e||(_e={}));var je=function(){function t(){this.time=null,this.verboseLevel=_e.ERROR}return t.prototype.log=function(t,e){this.verboseLevel>=t&&l.b.log(this.time+" ["+t+"] "+e)},t}(),Ke=function(t){for(var e=[],i=0;i100&&(this.logger.log(_e.DEBUG,"Too large cursor position "+this.pos),this.pos=100)},e.moveCursor=function(t){var e=this.pos+t;if(t>1)for(var i=this.pos+1;i=144&&this.backSpace();var e=Fe(t);this.pos>=100?this.logger.log(_e.ERROR,"Cannot insert "+t.toString(16)+" ("+e+") at position "+this.pos+". Skipping it!"):(this.chars[this.pos].setChar(e,this.currPenState),this.moveCursor(1))},e.clearFromPos=function(t){var e;for(e=t;e<100;e++)this.chars[e].reset()},e.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},e.clearToEndOfRow=function(){this.clearFromPos(this.pos)},e.getTextString=function(){for(var t=[],e=!0,i=0;i<100;i++){var r=this.chars[i].uchar;" "!==r&&(e=!1),t.push(r)}return e?"":t.join("")},e.setPenStyles=function(t){this.currPenState.setStyles(t),this.chars[this.pos].setPenState(this.currPenState)},t}(),Ye=function(){function t(t){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var e=0;e<15;e++)this.rows.push(new We(t));this.logger=t,this.currRow=14,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var e=t.prototype;return e.reset=function(){for(var t=0;t<15;t++)this.rows[t].clear();this.currRow=14},e.equals=function(t){for(var e=!0,i=0;i<15;i++)if(!this.rows[i].equals(t.rows[i])){e=!1;break}return e},e.copy=function(t){for(var e=0;e<15;e++)this.rows[e].copy(t.rows[e])},e.isEmpty=function(){for(var t=!0,e=0;e<15;e++)if(!this.rows[e].isEmpty()){t=!1;break}return t},e.backSpace=function(){this.rows[this.currRow].backSpace()},e.clearToEndOfRow=function(){this.rows[this.currRow].clearToEndOfRow()},e.insertChar=function(t){this.rows[this.currRow].insertChar(t)},e.setPen=function(t){this.rows[this.currRow].setPenStyles(t)},e.moveCursor=function(t){this.rows[this.currRow].moveCursor(t)},e.setCursor=function(t){this.logger.log(_e.INFO,"setCursor: "+t),this.rows[this.currRow].setCursor(t)},e.setPAC=function(t){this.logger.log(_e.INFO,"pacData = "+JSON.stringify(t));var e=t.row-1;if(this.nrRollUpRows&&e0&&(i=t?"["+e.join(" | ")+"]":e.join("\n")),i},e.getTextAndFormat=function(){return this.rows},t}(),qe=function(){function t(t,e,i){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 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this.outputFilter},e.setHandler=function(t){this.outputFilter=t},e.setPAC=function(t){this.writeScreen.setPAC(t)},e.setBkgData=function(t){this.writeScreen.setBkgData(t)},e.setMode=function(t){t!==this.mode&&(this.mode=t,this.logger.log(_e.INFO,"MODE="+t),"MODE_POP-ON"===this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=t)},e.insertChars=function(t){for(var e=0;e=46,e.italics)e.foreground="white";else{var i=Math.floor(t/2)-16;e.foreground=["white","green","blue","cyan","red","yellow","magenta"][i]}this.logger.log(_e.INFO,"MIDROW: "+JSON.stringify(e)),this.writeScreen.setPen(e)},e.outputDataUpdate=function(t){void 0===t&&(t=!1);var e=this.logger.time;null!==e&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,e,this.lastOutputScreen),t&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:e):this.cueStartTime=e,this.lastOutputScreen.copy(this.displayedMemory))},e.cueSplitAtTime=function(t){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,t,this.displayedMemory),this.cueStartTime=t))},t}();function ze(t,e,i){i.a=t,i.b=e}function Xe(t,e,i){return i.a===t&&i.b===e}var Qe=function(){function t(t,e,i){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var r=new je;this.channels=[null,new qe(t,e,r),new qe(t+1,i,r)],this.cmdHistory={a:null,b:null},this.logger=r}var e=t.prototype;return e.getHandler=function(t){return this.channels[t].getHandler()},e.setHandler=function(t,e){this.channels[t].setHandler(e)},e.addData=function(t,e){var i,r,a,n=!1;this.logger.time=t;for(var s=0;s ("+Ke([r,a])+")"),(i=this.parseCmd(r,a))||(i=this.parseMidrow(r,a)),i||(i=this.parsePAC(r,a)),i||(i=this.parseBackgroundAttributes(r,a)),!i&&(n=this.parseChars(r,a))){var o=this.currentChannel;if(o&&o>0)this.channels[o].insertChars(n);else this.logger.log(_e.WARNING,"No channel found yet. TEXT-MODE?")}i||n||this.logger.log(_e.WARNING,"Couldn't parse cleaned data "+Ke([r,a])+" orig: "+Ke([e[s],e[s+1]]))}},e.parseCmd=function(t,e){var i=this.cmdHistory;if(!((20===t||28===t||21===t||29===t)&&e>=32&&e<=47)&&!((23===t||31===t)&&e>=33&&e<=35))return!1;if(Xe(t,e,i))return ze(null,null,i),this.logger.log(_e.DEBUG,"Repeated command ("+Ke([t,e])+") is dropped"),!0;var r=20===t||21===t||23===t?1:2,a=this.channels[r];return 20===t||21===t||28===t||29===t?32===e?a.ccRCL():33===e?a.ccBS():34===e?a.ccAOF():35===e?a.ccAON():36===e?a.ccDER():37===e?a.ccRU(2):38===e?a.ccRU(3):39===e?a.ccRU(4):40===e?a.ccFON():41===e?a.ccRDC():42===e?a.ccTR():43===e?a.ccRTD():44===e?a.ccEDM():45===e?a.ccCR():46===e?a.ccENM():47===e&&a.ccEOC():a.ccTO(e-32),ze(t,e,i),this.currentChannel=r,!0},e.parseMidrow=function(t,e){var i=0;if((17===t||25===t)&&e>=32&&e<=47){if((i=17===t?1:2)!==this.currentChannel)return this.logger.log(_e.ERROR,"Mismatch channel in midrow parsing"),!1;var r=this.channels[i];return!!r&&(r.ccMIDROW(e),this.logger.log(_e.DEBUG,"MIDROW ("+Ke([t,e])+")"),!0)}return!1},e.parsePAC=function(t,e){var i,r=this.cmdHistory;if(!((t>=17&&t<=23||t>=25&&t<=31)&&e>=64&&e<=127)&&!((16===t||24===t)&&e>=64&&e<=95))return!1;if(Xe(t,e,r))return ze(null,null,r),!0;var a=t<=23?1:2;i=e>=64&&e<=95?1===a?Me[t]:Ue[t]:1===a?Ne[t]:Be[t];var n=this.channels[a];return!!n&&(n.setPAC(this.interpretPAC(i,e)),ze(t,e,r),this.currentChannel=a,!0)},e.interpretPAC=function(t,e){var i,r={color:null,italics:!1,indent:null,underline:!1,row:t};return i=e>95?e-96:e-64,r.underline=1==(1&i),i<=13?r.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(i/2)]:i<=15?(r.italics=!0,r.color="white"):r.indent=4*Math.floor((i-16)/2),r},e.parseChars=function(t,e){var i,r,a=null,n=null;(t>=25?(i=2,n=t-8):(i=1,n=t),n>=17&&n<=19)?(r=17===n?e+80:18===n?e+112:e+144,this.logger.log(_e.INFO,"Special char '"+Fe(r)+"' in channel 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i=e.toLowerCase();return!!~t.indexOf(i)&&i}function r(t){return i(e,t)}function a(t){for(var e=arguments.length,i=new Array(e>1?e-1:0),r=1;r100)throw new Error("Position must be between 0 and 100.");T=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"positionAlign",a({},l,{get:function(){return b},set:function(t){var e=r(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");b=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"size",a({},l,{get:function(){return E},set:function(t){if(t<0||t>100)throw new Error("Size must be between 0 and 100.");E=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"align",a({},l,{get:function(){return S},set:function(t){var e=r(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");S=e,this.hasBeenReset=!0}})),o.displayState=void 0}return n.prototype.getCueAsHTML=function(){return self.WebVTT.convertCueToDOMTree(self,this.text)},n}(),Ze=function(){function t(){}return t.prototype.decode=function(t,e){if(!t)return"";if("string"!=typeof t)throw new Error("Error - expected string data.");return decodeURIComponent(encodeURIComponent(t))},t}();function ti(t){function e(t,e,i,r){return 3600*(0|t)+60*(0|e)+(0|i)+parseFloat(r||0)}var i=t.match(/^(?:(\d+):)?(\d{2}):(\d{2})(\.\d+)?/);return i?parseFloat(i[2])>59?e(i[2],i[3],0,i[4]):e(i[1],i[2],i[3],i[4]):null}var ei=function(){function t(){this.values=Object.create(null)}var e=t.prototype;return e.set=function(t,e){this.get(t)||""===e||(this.values[t]=e)},e.get=function(t,e,i){return i?this.has(t)?this.values[t]:e[i]:this.has(t)?this.values[t]:e},e.has=function(t){return t in this.values},e.alt=function(t,e,i){for(var r=0;r=0&&i<=100)return this.set(t,i),!0}return!1},t}();function ii(t,e,i,r){var a=r?t.split(r):[t];for(var n in a)if("string"==typeof a[n]){var s=a[n].split(i);if(2===s.length)e(s[0],s[1])}}var ri=new Je(0,0,""),ai="middle"===ri.align?"middle":"center";function ni(t,e,i){var r=t;function a(){var e=ti(t);if(null===e)throw new Error("Malformed timestamp: "+r);return t=t.replace(/^[^\sa-zA-Z-]+/,""),e}function n(){t=t.replace(/^\s+/,"")}if(n(),e.startTime=a(),n(),"--\x3e"!==t.slice(0,3))throw new Error("Malformed time stamp (time stamps must be separated by '--\x3e'): "+r);t=t.slice(3),n(),e.endTime=a(),n(),function(t,e){var r=new ei;ii(t,(function(t,e){var a;switch(t){case"region":for(var n=i.length-1;n>=0;n--)if(i[n].id===e){r.set(t,i[n].region);break}break;case"vertical":r.alt(t,e,["rl","lr"]);break;case"line":a=e.split(","),r.integer(t,a[0]),r.percent(t,a[0])&&r.set("snapToLines",!1),r.alt(t,a[0],["auto"]),2===a.length&&r.alt("lineAlign",a[1],["start",ai,"end"]);break;case"position":a=e.split(","),r.percent(t,a[0]),2===a.length&&r.alt("positionAlign",a[1],["start",ai,"end","line-left","line-right","auto"]);break;case"size":r.percent(t,e);break;case"align":r.alt(t,e,["start",ai,"end","left","right"])}}),/:/,/\s/),e.region=r.get("region",null),e.vertical=r.get("vertical","");var a=r.get("line","auto");"auto"===a&&-1===ri.line&&(a=-1),e.line=a,e.lineAlign=r.get("lineAlign","start"),e.snapToLines=r.get("snapToLines",!0),e.size=r.get("size",100),e.align=r.get("align",ai);var n=r.get("position","auto");"auto"===n&&50===ri.position&&(n="start"===e.align||"left"===e.align?0:"end"===e.align||"right"===e.align?100:50),e.position=n}(t,e)}function si(t){return t.replace(//gi,"\n")}var oi=function(){function t(){this.state="INITIAL",this.buffer="",this.decoder=new Ze,this.regionList=[],this.cue=null,this.oncue=void 0,this.onparsingerror=void 0,this.onflush=void 0}var e=t.prototype;return e.parse=function(t){var e=this;function i(){var t=e.buffer,i=0;for(t=si(t);i>>0).toString()};function fi(t,e,i){return ci(t.toString())+ci(e.toString())+ci(i)}function gi(t,e,i,r,a,s,o,l){var u,h=new oi,d=Object(G.f)(new Uint8Array(t)).trim().replace(hi,"\n").split("\n"),c=[],f=Object(li.a)(e,i),g="00:00.000",v=0,p=0,m=!0;h.oncue=function(t){var e=r[a],i=r.ccOffset,n=(v-f)/9e4;null!=e&&e.new&&(void 0!==p?i=r.ccOffset=e.start:function(t,e,i){var r=t[e],a=t[r.prevCC];if(!a||!a.new&&r.new)return t.ccOffset=t.presentationOffset=r.start,void(r.new=!1);for(;null!==(n=a)&&void 0!==n&&n.new;){var n;t.ccOffset+=r.start-a.start,r.new=!1,a=t[(r=a).prevCC]}t.presentationOffset=i}(r,a,n)),n&&(i=n-r.presentationOffset);var o=t.endTime-t.startTime,l=Object(ui.d)(9e4*(t.startTime+i-p),9e4*s)/9e4;t.startTime=Math.max(l,0),t.endTime=Math.max(l+o,0);var u=t.text.trim();t.text=decodeURIComponent(encodeURIComponent(u)),t.id||(t.id=fi(t.startTime,t.endTime,u)),t.endTime>0&&c.push(t)},h.onparsingerror=function(t){u=t},h.onflush=function(){u?l(u):o(c)},d.forEach((function(t){if(m){if(di(t,"X-TIMESTAMP-MAP=")){m=!1,t.slice(16).split(",").forEach((function(t){di(t,"LOCAL:")?g=t.slice(6):di(t,"MPEGTS:")&&(v=parseInt(t.slice(7)))}));try{p=function(t){var e=parseInt(t.slice(-3)),i=parseInt(t.slice(-6,-4)),r=parseInt(t.slice(-9,-7)),a=t.length>9?parseInt(t.substring(0,t.indexOf(":"))):0;if(!(Object(n.a)(e)&&Object(n.a)(i)&&Object(n.a)(r)&&Object(n.a)(a)))throw Error("Malformed X-TIMESTAMP-MAP: Local:"+t);return e+=1e3*i,e+=6e4*r,e+=36e5*a}(g)/1e3}catch(t){u=t}return}""===t&&(m=!1)}h.parse(t+"\n")})),h.flush()}function vi(){return(vi=Object.assign?Object.assign.bind():function(t){for(var e=1;e=0&&(c[0]=Math.min(c[0],e),c[1]=Math.max(c[1],i),h=!0,f/(i-e)>.5))return}if(h||a.push([e,i]),this.config.renderTextTracksNatively){var g=this.captionsTracks[t];this.Cues.newCue(g,e,i,r)}else{var v=this.Cues.newCue(null,e,i,r);this.hls.trigger(s.a.CUES_PARSED,{type:"captions",cues:v,track:t})}},e.onInitPtsFound=function(t,e){var i=this,r=e.frag,a=e.id,n=e.initPTS,o=e.timescale,l=this.unparsedVttFrags;"main"===a&&(this.initPTS[r.cc]=n,this.timescale[r.cc]=o),l.length&&(this.unparsedVttFrags=[],l.forEach((function(t){i.onFragLoaded(s.a.FRAG_LOADED,t)})))},e.getExistingTrack=function(t){var e=this.media;if(e)for(var i=0;i0&&this.mediaWidth>0){var t=this.hls.levels;if(t.length){var e=this.hls;e.autoLevelCapping=this.getMaxLevel(t.length-1),e.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=e.autoLevelCapping}}},a.getMaxLevel=function(e){var i=this,r=this.hls.levels;if(!r.length)return-1;var a=r.filter((function(r,a){return t.isLevelAllowed(a,i.restrictedLevels)&&a<=e}));return this.clientRect=null,t.getMaxLevelByMediaSize(a,this.mediaWidth,this.mediaHeight)},a.startCapping=function(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},a.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},a.getDimensions=function(){if(this.clientRect)return this.clientRect;var t=this.media,e={width:0,height:0};if(t){var i=t.getBoundingClientRect();e.width=i.width,e.height=i.height,e.width||e.height||(e.width=i.right-i.left||t.width||0,e.height=i.bottom-i.top||t.height||0)}return this.clientRect=e,e},t.isLevelAllowed=function(t,e){return void 0===e&&(e=[]),-1===e.indexOf(t)},t.getMaxLevelByMediaSize=function(t,e,i){if(!t||!t.length)return-1;for(var r,a,n=t.length-1,s=0;s=e||o.height>=i)&&(r=o,!(a=t[s+1])||r.width!==a.width||r.height!==a.height)){n=s;break}}return n},e=t,(i=[{key:"mediaWidth",get:function(){return this.getDimensions().width*this.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*this.contentScaleFactor}},{key:"contentScaleFactor",get:function(){var t=1;if(!this.hls.config.ignoreDevicePixelRatio)try{t=self.devicePixelRatio}catch(t){}return t}}])&&ki(e.prototype,i),r&&ki(e,r),Object.defineProperty(e,"prototype",{writable:!1}),t}(),Oi=function(){function t(t){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=t,this.registerListeners()}var e=t.prototype;return e.setStreamController=function(t){this.streamController=t},e.registerListeners=function(){this.hls.on(s.a.MEDIA_ATTACHING,this.onMediaAttaching,this)},e.unregisterListeners=function(){this.hls.off(s.a.MEDIA_ATTACHING,this.onMediaAttaching)},e.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},e.onMediaAttaching=function(t,e){var i=this.hls.config;if(i.capLevelOnFPSDrop){var r=e.media instanceof self.HTMLVideoElement?e.media:null;this.media=r,r&&"function"==typeof r.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),i.fpsDroppedMonitoringPeriod)}},e.checkFPS=function(t,e,i){var r=performance.now();if(e){if(this.lastTime){var a=r-this.lastTime,n=i-this.lastDroppedFrames,o=e-this.lastDecodedFrames,u=1e3*n/a,h=this.hls;if(h.trigger(s.a.FPS_DROP,{currentDropped:n,currentDecoded:o,totalDroppedFrames:i}),u>0&&n>h.config.fpsDroppedMonitoringThreshold*o){var d=h.currentLevel;l.b.warn("drop FPS ratio greater than max allowed value for currentLevel: "+d),d>0&&(-1===h.autoLevelCapping||h.autoLevelCapping>=d)&&(d-=1,h.trigger(s.a.FPS_DROP_LEVEL_CAPPING,{level:d,droppedLevel:h.currentLevel}),h.autoLevelCapping=d,this.streamController.nextLevelSwitch())}}this.lastTime=r,this.lastDroppedFrames=i,this.lastDecodedFrames=e}},e.checkFPSInterval=function(){var t=this.media;if(t)if(this.isVideoPlaybackQualityAvailable){var e=t.getVideoPlaybackQuality();this.checkFPS(t,e.totalVideoFrames,e.droppedVideoFrames)}else this.checkFPS(t,t.webkitDecodedFrameCount,t.webkitDroppedFrameCount)},t}();!function(t){t.WIDEVINE="com.widevine.alpha",t.PLAYREADY="com.microsoft.playready"}(_i||(_i={}));var Ci="undefined"!=typeof self&&self.navigator&&self.navigator.requestMediaKeySystemAccess?self.navigator.requestMediaKeySystemAccess.bind(self.navigator):null;function wi(t,e){for(var i=0;i3)return void this.hls.trigger(s.a.ERROR,{type:o.b.KEY_SYSTEM_ERROR,details:o.a.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});var u=3-this._requestLicenseFailureCount+1;l.b.warn("Retrying license request, "+u+" attempts left"),this._requestLicense(i,r)}}},a._generateLicenseRequestChallenge=function(t,e){switch(t.mediaKeySystemDomain){case _i.WIDEVINE:return e}throw new Error("unsupported key-system: "+t.mediaKeySystemDomain)},a._requestLicense=function(t,e){l.b.log("Requesting content license for key-system");var i=this._mediaKeysList[0];if(!i)return l.b.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),void this.hls.trigger(s.a.ERROR,{type:o.b.KEY_SYSTEM_ERROR,details:o.a.KEY_SYSTEM_NO_ACCESS,fatal:!0});try{var r=this.getLicenseServerUrl(i.mediaKeySystemDomain),a=this._createLicenseXhr(r,t,e);l.b.log("Sending license request to URL: "+r);var n=this._generateLicenseRequestChallenge(i,t);a.send(n)}catch(t){l.b.error("Failure requesting DRM license: "+t),this.hls.trigger(s.a.ERROR,{type:o.b.KEY_SYSTEM_ERROR,details:o.a.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},a.onMediaAttached=function(t,e){if(this._emeEnabled){var i=e.media;this._media=i,i.addEventListener("encrypted",this._onMediaEncrypted)}},a.onMediaDetached=function(){var t=this._media,e=this._mediaKeysList;t&&(t.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(e.map((function(t){if(t.mediaKeysSession)return t.mediaKeysSession.close().catch((function(){}))}))).then((function(){return t.setMediaKeys(null)})).catch((function(){})))},a.onManifestParsed=function(t,e){if(this._emeEnabled){var i=e.levels.map((function(t){return t.audioCodec})).filter((function(t){return!!t})),r=e.levels.map((function(t){return t.videoCodec})).filter((function(t){return!!t}));this._attemptKeySystemAccess(_i.WIDEVINE,i,r)}},e=t,(i=[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}])&&wi(e.prototype,i),r&&wi(e,r),Object.defineProperty(e,"prototype",{writable:!1}),t}();function Ni(t,e){for(var i=0;i=t.length?{done:!0}:{done:!1,value:t[r++]}}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}function Gi(t,e){(null==e||e>t.length)&&(e=t.length);for(var i=0,r=new Array(e);i-1?a+1:r.levels.length;e=r.levels.slice(0,n)}for(var s,o=Bi(e);!(s=o()).done;){var l=s.value;l.bitrate>i&&(i=l.bitrate)}return i>0?i:NaN},e.getBufferLength=function(t){var e=this.hls.media,i=t===xi.AUDIO?this.audioBuffer:this.videoBuffer;return i&&e?1e3*mt.bufferInfo(i,e.currentTime,this.config.maxBufferHole).len:NaN},e.createPlaylistLoader=function(){var t=this.config.pLoader,e=this.applyPlaylistData,i=t||this.config.loader;return function(){function t(t){this.loader=void 0,this.loader=new i(t)}var r=t.prototype;return r.destroy=function(){this.loader.destroy()},r.abort=function(){this.loader.abort()},r.load=function(t,i,r){e(t),this.loader.load(t,i,r)},Ui(t,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),t}()},e.createFragmentLoader=function(){var t=this.config.fLoader,e=this.applyFragmentData,i=t||this.config.loader;return function(){function t(t){this.loader=void 0,this.loader=new i(t)}var r=t.prototype;return r.destroy=function(){this.loader.destroy()},r.abort=function(){this.loader.abort()},r.load=function(t,i,r){e(t),this.loader.load(t,i,r)},Ui(t,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),t}()},t.uuid=function(){var t=URL.createObjectURL(new Blob),e=t.toString();return URL.revokeObjectURL(t),e.slice(e.lastIndexOf("/")+1)},t.serialize=function(t){for(var e,i=[],r=function(t){return!Number.isNaN(t)&&null!=t&&""!==t&&!1!==t},a=function(t){return Math.round(t)},n=function(t){return 100*a(t/100)},s={br:a,d:a,bl:n,dl:n,mtp:n,nor:function(t){return encodeURIComponent(t)},rtp:n,tb:a},o=Bi(Object.keys(t||{}).sort());!(e=o()).done;){var l=e.value,u=t[l];if(r(u)&&!("v"===l&&1===u||"pr"==l&&1===u)){var h=s[l];h&&(u=h(u));var d=typeof u,c=void 0;c="ot"===l||"sf"===l||"st"===l?l+"="+u:"boolean"===d?l:"number"===d?l+"="+u:l+"="+JSON.stringify(u),i.push(c)}}return i.join(",")},t.toHeaders=function(e){for(var 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