diff --git a/THIRD_PARTY.txt b/THIRD_PARTY.txt
index 09c12a5c..d2e6c332 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/1.2.3/hls.min.js
+https://cdnjs.cloudflare.com/ajax/libs/hls.js/1.2.4/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/4.46.3/instantsearch.production.min.js
diff --git a/modules/internal/targets.js b/modules/internal/targets.js
index 4d45faae..0822b32d 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 '1.2.3';
+ if (type.startsWith('/hls.js/1.')) return '1.2.4';
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 405f3220..b53c982c 100644
--- a/pages/updates/updates.html
+++ b/pages/updates/updates.html
@@ -37,6 +37,7 @@
vue v3.2.39 -> v3.2.40 (#1149)
simplebar v5.3.8 -> v5.3.9 (#1150)
react-intl v6.1.1 -> v6.1.2 (#1151)
+ hls.js v1.2.3 -> v1.2.4 (#1152)
Added
diff --git a/resources/hls.js/1.2.3/hls.min.jsm b/resources/hls.js/1.2.3/hls.min.jsm
deleted file mode 100644
index 05d935e0..00000000
--- a/resources/hls.js/1.2.3/hls.min.jsm
+++ /dev/null
@@ -1,2 +0,0 @@
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e=t&&t.__esModule?function(){return t.default}:function(){return t};return i.d(e,"a",e),e},i.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},i.p="/dist/",i(i.s=20)}([function(t,e,i){"use strict";var r;i.d(e,"a",(function(){return r})),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"}(r||(r={}))},function(t,e,i){"use 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n.resetInitSegment=function(e,i,r,n){t.prototype.resetInitSegment.call(this,e,i,r,n),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"aac",samples:[],manifestCodec:i,duration:n,inputTimeScale:9e4,dropped:0}},r.probe=function(t){if(!t)return!1;for(var e=(o.b(t,0)||[]).length,i=t.length;e16384?t.subarray(0,16384):t,Object(h.c)(t,["moof"]).length>0},e.demux=function(t,e){this.timeOffset=e;var i=t,r=this.videoTrack,n=this.txtTrack;if(this.config.progressive){this.remainderData&&(i=Object(h.b)(this.remainderData,t));var a=Object(h.l)(i);this.remainderData=a.remainder,r.samples=a.valid||new Uint8Array}else r.samples=i;var s=this.extractID3Track(r,e);return n.samples=Object(h.j)(e,r),{videoTrack:r,audioTrack:this.audioTrack,id3Track:s,textTrack:this.txtTrack}},e.flush=function(){var 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(R.test(r.schemeIdUri)){var n=Object(s.a)(r.presentationTime)?r.presentationTime/r.timeScale:e+r.presentationTimeDelta/r.timeScale,a=r.payload;i.samples.push({data:a,len:a.byteLength,dts:n,pts:n,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}(),_=null,I=[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],O=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],C=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],w=[0,1,1,4];function x(t,e,i,r,n){if(!(i+24>e.length)){var a=P(e,i);if(a&&i+a.frameLength<=e.length){var s=r+n*(9e4*a.samplesPerFrame/a.sampleRate),o={unit:e.subarray(i,i+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 P(t,e){var i=t[e+1]>>3&3,r=t[e+1]>>1&3,n=t[e+2]>>4&15,a=t[e+2]>>2&3;if(1!==i&&0!==n&&15!==n&&3!==a){var s=t[e+2]>>1&1,o=t[e+3]>>6,l=1e3*I[14*(3===i?3-r:3===r?3:4)+n-1],u=O[3*(3===i?0:2===i?1:2)+a],h=3===o?1:2,d=C[i][r],c=w[r],f=8*d*c,g=Math.floor(d*l/u+s)*c;if(null===_){var v=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);_=v?parseInt(v[1]):0}return!!_&&_<=87&&2===r&&l>=224e3&&0===o&&(t[e+3]=128|t[e+3]),{sampleRate:u,channelCount:h,frameLength:g,samplesPerFrame:f}}}function F(t,e){return 255===t[e]&&224==(224&t[e+1])&&0!=(6&t[e+1])}function M(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),i=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?i<>>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,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,n=32;n=t.length)return void r();for(var n=t[e].units;!(i>=n.length);i++){var a=n[i];if(!(a.data.length<=48||1!==a.type&&5!==a.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(t,e,i,r,a,s),!s)return}}}},t}();function G(){return(G=Object.assign?Object.assign.bind():function(t){for(var e=1;e1;){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&&(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=(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:n,dts:a,len:i}}return null}function W(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 n=i[r-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 Y(t){for(var e=t.byteLength,i=[],r=1;r>4>1){if((k=A+5+t[A+4])===A+188)continue}else k=A+4;switch(R){case c:D&&(f&&(s=V(f))&&this.parseAVCPES(o,d,s,!1),f={data:[],size:0}),f&&(f.data.push(t.subarray(k,A+188)),f.size+=A+188-k);break;case g:if(D){if(m&&(s=V(m)))switch(l.segmentCodec){case"aac":this.parseAACPES(l,s);break;case"mp3":this.parseMPEGPES(l,s)}m={data:[],size:0}}m&&(m.data.push(t.subarray(k,A+188)),m.size+=A+188-k);break;case p:D&&(y&&(s=V(y))&&this.parseID3PES(u,s),y={data:[],size:0}),y&&(y.data.push(t.subarray(k,A+188)),y.size+=A+188-k);break;case 0:D&&(k+=t[k]+1),E=this._pmtId=K(t,k);break;case E:D&&(k+=t[k]+1);var _=H(t,k,this.typeSupported,i);(c=_.avc)>0&&(o.pid=c),(g=_.audio)>0&&(l.pid=g,l.segmentCodec=_.segmentCodec),(p=_.id3)>0&&(u.pid=p),null===T||b||(v.b.log("unknown PID '"+T+"' in TS found"),T=null),b=this.pmtParsed=!0;break;case 17:case 8191:break;default:T=R}}else L++;L>0&&this.observer.emit(r.a.ERROR,r.a.ERROR,{type:n.b.MEDIA_ERROR,details:n.a.FRAG_PARSING_ERROR,fatal:!1,reason:"Found "+L+" TS packet/s that do not start with 0x47"}),o.pesData=f,l.pesData=m,u.pesData=y;var I={audioTrack:l,videoTrack:o,id3Track:u,textTrack:d};return a&&this.extractRemainingSamples(I),I},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,n=t.id3Track,a=t.textTrack,s=r.pesData,o=i.pesData,l=n.pesData;if(s&&(e=V(s))?(this.parseAVCPES(r,a,e,!0),r.pesData=null):r.pesData=s,o&&(e=V(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=V(l))?(this.parseID3PES(n,e),n.pesData=null):n.pesData=l},e.demuxSampleAes=function(t,e,i){var r=this.demux(t,i,!0,!this.config.progressive),n=this.sampleAes=new B(this.observer,this.config,e);return this.decrypt(r,n)},e.decrypt=function(t,e){return new Promise((function(i){var r=t.audioTrack,n=t.videoTrack;r.samples&&"aac"===r.segmentCodec?e.decryptAacSamples(r.samples,0,(function(){n.samples?e.decryptAvcSamples(n.samples,0,0,(function(){i(t)})):i(t)})):n.samples&&e.decryptAvcSamples(n.samples,0,0,(function(){i(t)}))}))},e.destroy=function(){this._duration=0},e.parseAVCPES=function(t,e,i,r){var n,a=this,s=this.parseAVCNALu(t,i.data),o=this.avcSample,l=!1;i.data=null,o&&s.length&&!t.audFound&&(W(o,t),o=this.avcSample=j(!1,i.pts,i.dts,"")),s.forEach((function(r){switch(r.type){case 1:n=!0,o||(o=a.avcSample=j(!0,i.pts,i.dts,"")),o.frame=!0;var s=r.data;if(l&&s.length>4){var u=new U(s).readSliceType();2!==u&&4!==u&&7!==u&&9!==u||(o.key=!0)}break;case 5:n=!0,o||(o=a.avcSample=j(!0,i.pts,i.dts,"")),o.key=!0,o.frame=!0;break;case 6:n=!0,Object(h.i)(Y(r.data),i.pts,e.samples);break;case 7:if(n=!0,l=!0,!t.sps){var d=new U(r.data).readSPS();t.width=d.width,t.height=d.height,t.pixelRatio=d.pixelRatio,t.sps=[r.data],t.duration=a._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:n=!0,t.pps||(t.pps=[r.data]);break;case 9:n=!1,t.audFound=!0,o&&W(o,t),o=a.avcSample=j(!1,i.pts,i.dts,"");break;case 12:n=!0;break;default:n=!1,o&&(o.debug+="unknown NAL "+r.type+" ")}o&&n&&o.units.push(r)})),r&&o&&(W(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 n=r.units;i=n[n.length-1]}return i},e.parseAVCNALu=function(t,e){var i,r,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)),(r=l-a-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&&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 i,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(i=u,a=d.length;i4?i:"hvc1"===i||"hev1"===i?"hvc1.1.c.L120.90":"av01"===i?"av01.0.04M.08":"avc1"===i||e===$.a.VIDEO?"avc1.42e01e":"mp4a.40.5"}var Z,tt=function(){function t(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndTime=null}var e=t.prototype;return e.destroy=function(){},e.resetTimeStamp=function(t){this.initPTS=t,this.lastEndTime=null},e.resetNextTimestamp=function(){this.lastEndTime=null},e.resetInitSegment=function(t,e,i){this.audioCodec=e,this.videoCodec=i,this.generateInitSegment(t),this.emitInitSegment=!0},e.generateInitSegment=function(t){var e=this.audioCodec,i=this.videoCodec;if(!t||!t.byteLength)return this.initTracks=void 0,void(this.initData=void 0);var r=this.initData=Object(h.h)(t);e||(e=J(r.audio,$.a.AUDIO)),i||(i=J(r.video,$.a.VIDEO));var n={};r.audio&&r.video?n.audiovideo={container:"video/mp4",codec:e+","+i,initSegment:t,id:"main"}:r.audio?n.audio={container:"audio/mp4",codec:e,initSegment:t,id:"audio"}:r.video?n.video={container:"video/mp4",codec:i,initSegment:t,id:"main"}:v.b.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=n},e.remux=function(t,e,i,r,n){var a,o=this.initPTS,l=this.lastEndTime,u={audio:void 0,video:void 0,text:r,id3:i,initSegment:void 0};Object(s.a)(l)||(l=this.lastEndTime=n||0);var d=e.samples;if(!d||!d.length)return u;var c={initPTS:void 0,timescale:1},f=this.initData;if(f&&f.length||(this.generateInitSegment(d),f=this.initData),!f||!f.length)return v.b.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),u;this.emitInitSegment&&(c.tracks=this.initTracks,this.emitInitSegment=!1);var g=Object(h.e)(f,d);Object(s.a)(o)||(this.initPTS=c.initPTS=o=g-n);var p=Object(h.d)(d,f),m=t?g-o:l,y=m+p;Object(h.f)(f,d,o),p>0?this.lastEndTime=y:(v.b.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var T=!!f.audio,b=!!f.video,E="";T&&(E+="audio"),b&&(E+="video");var S={data1:d,startPTS:m,startDTS:m,endPTS:y,endDTS:y,type:E,hasAudio:T,hasVideo:b,nb:1,dropped:0};u.audio="audio"===S.type?S:void 0,u.video="audio"!==S.type?S:void 0,u.initSegment=c;var L=null!=(a=this.initPTS)?a:0;return u.id3=Object(Q.b)(i,n,L,L),r.samples.length&&(u.text=Object(Q.c)(r,n,L)),u},t}();try{Z=self.performance.now.bind(self.performance)}catch(t){v.b.debug("Unable to use Performance API on this environment"),Z=self.Date.now}var et=[{demux:q,remux:Q.a},{demux:k,remux:tt},{demux:D,remux:Q.a},{demux:X,remux:Q.a}],it=function(){function t(t,e,i,r,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.observer=t,this.typeSupported=e,this.config=i,this.vendor=r,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,i,r){var n=this,a=i.transmuxing;a.executeStart=Z();var s=new Uint8Array(t),o=this.config,l=this.currentTransmuxState,u=this.transmuxConfig;r&&(this.currentTransmuxState=r);var h=r||l,d=h.contiguous,c=h.discontinuity,f=h.trackSwitch,g=h.accurateTimeOffset,v=h.timeOffset,p=h.initSegmentChange,m=u.audioCodec,y=u.videoCodec,T=u.defaultInitPts,b=u.duration,E=u.initSegmentData;(c||f||p)&&this.resetInitSegment(E,m,y,b),(c||p)&&this.resetInitialTimestamp(T),d||this.resetContiguity();var S=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(S&&"AES-128"===S.method){var L=this.getDecrypter();if(!o.enableSoftwareAES)return this.decryptionPromise=L.webCryptoDecrypt(s,S.key.buffer,S.iv.buffer).then((function(t){var e=n.push(t,null,i);return n.decryptionPromise=null,e})),this.decryptionPromise;var A=L.softwareDecrypt(s,S.key.buffer,S.iv.buffer);if(!A)return a.executeEnd=Z(),rt(i);s=new Uint8Array(A)}this.needsProbing(s,c,f)&&this.configureTransmuxer(s,u);var D=this.transmux(s,S,v,g,i),R=this.currentTransmuxState;return R.contiguous=!0,R.discontinuity=!1,R.trackSwitch=!1,a.executeEnd=Z(),D},e.flush=function(t){var e=this,i=t.transmuxing;i.executeStart=Z();var a=this.decrypter,s=this.currentTransmuxState,o=this.decryptionPromise;if(o)return o.then((function(){return e.flush(t)}));var l=[],u=s.timeOffset;if(a){var h=a.flush();h&&l.push(this.push(h,null,t))}var d=this.demuxer,c=this.remuxer;if(!d||!c)return this.observer.emit(r.a.ERROR,r.a.ERROR,{type:n.b.MEDIA_ERROR,details:n.a.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),i.executeEnd=Z(),[rt(t)];var f=d.flush(u);return nt(f)?f.then((function(i){return e.flushRemux(l,i,t),l})):(this.flushRemux(l,f,t),l)},e.flushRemux=function(t,e,i){var r=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 "+i.sn+(i.part>-1?" p: "+i.part:"")+" of level "+i.level);var h=this.remuxer.remux(r,n,a,s,u,l,!0,this.id);t.push({remuxResult:h,chunkMeta:i}),i.transmuxing.executeEnd=Z()},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 n=this.demuxer,a=this.remuxer;n&&a&&(n.resetInitSegment(t,e,i,r),a.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,n){return e&&"SAMPLE-AES"===e.method?this.transmuxSampleAes(t,e,i,r,n):this.transmuxUnencrypted(t,i,r,n)},e.transmuxUnencrypted=function(t,e,i,r){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,i,!1,this.id),chunkMeta:r}},e.transmuxSampleAes=function(t,e,i,r,n){var a=this;return this.demuxer.demuxSampleAes(t,e,i).then((function(t){return{remuxResult:a.remuxer.remux(t.audioTrack,t.videoTrack,t.id3Track,t.textTrack,i,r,!1,a.id),chunkMeta:n}}))},e.configureTransmuxer=function(t,e){for(var i,r=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=et.length;c1?i-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,r>>24,r>>16&255,r>>8&255,255&r,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,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/(a+1)),n=Math.floor(i%(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,r>>24,r>>16&255,r>>8&255,255&r,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 i,r,n=e.samples||[],a=new Uint8Array(4+n.length);for(i=0;i>>8&255),a.push(255&n),a=a.concat(Array.prototype.slice.call(r));for(i=0;i>>8&255),s.push(255&n),s=s.concat(Array.prototype.slice.call(r));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 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,n=e.width,s=e.height,o=Math.floor(r/(a+1)),l=Math.floor(r%(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,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,n>>8&255,255&n,0,0,s>>8&255,255&s,0,0]))},t.traf=function(e,i){var r=t.sdtp(e),n=e.id,s=Math.floor(i/(a+1)),o=Math.floor(i%(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,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,n,a,s,o,l,u=e.samples||[],h=u.length,d=12+16*h,c=new Uint8Array(d);for(i+=8+d,c.set(["video"===e.type?1:0,0,15,1,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,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*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(11);function f(){return(f=Object.assign?Object.assign.bind():function(t){for(var e=1;e0?t:i.pts}),t[0].pts);return e&&h.b.debug("PTS rollover detected"),i},e.remux=function(t,e,i,r,n,a,s,o){var l,u,c,f,g,v,p=n,b=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=b+=(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=(m(t.samples[0].pts,O)-O)/e.inputTimeScale;p+=Math.max(0,C),b+=Math.max(0,-C)}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?b: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,n)),l=this.remuxVideo(e,b,k,w)}}else D&&(l=this.remuxVideo(e,b,k,0));l&&(l.firstKeyFrame=_,l.independent=-1!==_,l.firstKeyFramePTS=R)}}return this.ISGenerated&&(i.samples.length&&(g=y(i,n,this._initPTS,this._initDTS)),r.samples.length&&(f=T(r,n,this._initPTS))),{audio:u,video:l,initSegment:c,independent:v,text:f,id3:g}},e.generateIS=function(t,e,i){var n,a,s,l=t.samples,u=e.samples,h=this.typeSupported,d={},c=!Object(r.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*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);a=Math.min(a,m(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,i,r){var n,a,s=t.inputTimeScale,d=t.samples,p=[],y=d.length,T=this._initPTS,E=this.nextAvcDts,S=8,L=this.videoSampleDuration,A=Number.POSITIVE_INFINITY,D=Number.NEGATIVE_INFINITY,R=!1;i&&null!==E||(E=e*s-(d[0].pts-m(d[0].dts,d[0].pts)));for(var k=0;k0?k-1:k].dts&&(R=!0)}R&&d.sort((function(t,e){var i=t.dts-e.dts,r=t.pts-e.pts;return i||r})),n=d[0].dts;var I=(a=d[d.length-1].dts)-n,O=I?Math.round(I/(y-1)):L||t.inputTimeScale/30;if(i){var C=n-E,w=C>O;if(w||C<-1){w?h.b.warn("AVC: "+Object(c.b)(C,!0)+" ms ("+C+"dts) hole between fragments detected, filling it"):h.b.warn("AVC: "+Object(c.b)(-C,!0)+" ms ("+C+"dts) overlapping between fragments detected"),n=E;var x=d[0].pts-C;d[0].dts=n,d[0].pts=x,h.b.log("Video: First PTS/DTS adjusted: "+Object(c.b)(x,!0)+"/"+Object(c.b)(n,!0)+", delta: "+Object(c.b)(C,!0)+" ms")}}n=Math.max(0,n);for(var P=0,F=0,M=0;M0?$.dts-d[Q-1].dts:O;if(at=Q>0?$.pts-d[Q-1].pts:O,st.stretchShortVideoTrack&&null!==this.nextAudioPts){var lt=Math.floor(st.maxBufferHole*s),ut=(r?A+r*s:this.nextAudioPts)-$.pts;ut>lt?((L=ut-ot)<0?L=ot:W=!0,h.b.log("[mp4-remuxer]: It is approximately "+ut/90+" ms to the next segment; using duration "+L/90+" ms for the last video frame.")):L=ot}else L=ot}var ht=Math.round($.pts-$.dts);Y=Math.min(Y,L),z=Math.max(z,L),q=Math.min(q,at),X=Math.max(X,at),p.push(new b($.key,L,Z,ht))}if(p.length)if(g){if(g<70){var dt=p[0].flags;dt.dependsOn=2,dt.isNonSync=0}}else if(v&&X-q0&&(r&&Math.abs(A-L)<9e3||Math.abs(m(E[0].pts-v,A)-L)<20*g),E.forEach((function(t){t.pts=m(t.pts-v,A)})),!i||L<0){if(!(E=E.filter((function(t){return t.pts>=0}))).length)return;L=0===a?0:r&&!T?Math.max(0,A):E[0].pts}if("aac"===t.segmentCodec)for(var D=this.config.maxAudioFramesDrift,R=0,k=L;R=D*g&&C<1e4&&T){var w=Math.round(O/g);(k=I-w*g)<0&&(w--,k+=g),0===R&&(this.nextAudioPts=L=k),h.b.warn("[mp4-remuxer]: Injecting "+w+" audio frame @ "+(k/s).toFixed(3)+"s due to "+Math.round(1e3*O/s)+" ms gap.");for(var x=0;x0))return;B+=S;try{M=new Uint8Array(B)}catch(t){return void this.observer.emit(l.a.ERROR,l.a.ERROR,{type:u.b.MUX_ERROR,details:u.a.REMUX_ALLOC_ERROR,fatal:!1,bytes:B,reason:"fail allocating audio mdat "+B})}p||(new DataView(M.buffer).setUint32(0,B),M.set(o.types.mdat,4))}M.set(V,S);var Y=V.byteLength;S+=Y,y.push(new b(!0,c,Y,0)),U=W}var q=y.length;if(q){var z=y[y.length-1];this.nextAudioPts=L=U+d*z.duration;var X=p?new Uint8Array(0):o.moof(t.sequenceNumber++,N/d,f({},t,{samples:y}));t.samples=[];var Q=N/s,$=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 a=t.inputTimeScale,s=a/(t.samplerate?t.samplerate:a),o=this.nextAudioPts,l=(null!==o?o:r.startDTS*a)+this._initDTS,u=r.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+=i;return t}function y(t,e,i,r){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;r[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),i=!0,r=0;r0}),!1)}t.exports=function(t,e){e=e||{};var n={main:i.m},o=e.all?{main:Object.keys(n.main)}:function(t,e){for(var i={main:[e]},r={main:[]},n={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),n&&g(e,n),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(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,i),r&&m(e,r),Object.defineProperty(e,"prototype",{writable:!1}),t}(),T=i(17),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 n.buildAbsoluteURL(e,t,{alwaysNormalize:!0})},t.parseMasterPlaylist=function(e,i){var r,n=[],a={},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)),n.push(l)}else if(r[3]){var h=new c(r[3]);h["DATA-ID"]&&(s=!0,a[h["DATA-ID"]]=h)}return{levels:n,sessionData:s?a:null}},t.parseMasterPlaylistMedia=function(e,i,r,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===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(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,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(a.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(a.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 nt=b>0?rt[rt.length-1]:void 0,at=b++,st=new p.c(new c(M),k,e,at,nt);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=n.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 n=t[r];if(!n)return;n.programDateTime=i.programDateTime-1e3*n.duration,i=n}}(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 n=r.filter((function(t){return 0===t.lastIndexOf("avc1",0)||0===t.lastIndexOf("mp4a",0)}));e[i+"Codec"]=n.length>0?n[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(a.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.startLoad=function(t){},e.stopLoad=function(){this.destroyInternalLoaders()},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,n=new(i||r)(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 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,n=e.url,a=e.deliveryDirectives;this.load({id:i,groupId:null,level:r,responseType:"text",type:w.a.LEVEL,url:n,deliveryDirectives:a})},e.onAudioTrackLoading=function(t,e){var i=e.id,r=e.groupId,n=e.url,a=e.deliveryDirectives;this.load({id:i,groupId:r,level:null,responseType:"text",type:w.a.AUDIO_TRACK,url:n,deliveryDirectives:a})},e.onSubtitleTrackLoading=function(t,e){var i=e.id,r=e.groupId,n=e.url,a=e.deliveryDirectives;this.load({id:i,groupId:r,level:null,responseType:"text",type:w.a.SUBTITLE_TRACK,url:n,deliveryDirectives:a})},e.load=function(t){var e,i,r,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 w.a.MANIFEST:i=o.manifestLoadingMaxRetry,r=o.manifestLoadingTimeOut,n=o.manifestLoadingRetryDelay,a=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,n=o.levelLoadingRetryDelay,a=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: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,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 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,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 n=this.hls,a=t.data,o=x(t,i),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:r,sessionData:d})}else this.handleManifestParsingError(t,i,"no level found in manifest",r)},e.handleTrackOrLevelPlaylist=function(t,e,i,r){var n=this.hls,l=i.id,u=i.level,h=i.type,d=x(t,i),f=Object(a.a)(l)?l:0,g=Object(a.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};n.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 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 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 n=Object(u.k)(r);if(n){var a=n.references,s=e.levelDetails;a.forEach((function(t,e){var r=t.info,n=s.fragments[e];if(0===n.byteRange.length&&n.setByteRange(String(1+r.end-r.start)+"@"+String(r.start)),n.initSegment){var a=Object(u.c)(i,["moov"])[0],o=a?a.length:null;n.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 n=o.a.UNKNOWN,a=!1,u=this.getInternalLoader(t);switch(t.type){case w.a.MANIFEST:n=i?o.a.MANIFEST_LOAD_TIMEOUT:o.a.MANIFEST_LOAD_ERROR,a=!0;break;case w.a.LEVEL:n=i?o.a.LEVEL_LOAD_TIMEOUT:o.a.LEVEL_LOAD_ERROR,a=!1;break;case w.a.AUDIO_TRACK:n=i?o.a.AUDIO_TRACK_LOAD_TIMEOUT:o.a.AUDIO_TRACK_LOAD_ERROR,a=!1;break;case w.a.SUBTITLE_TRACK:n=i?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};r&&(h.response=r),this.hls.trigger(s.a.ERROR,h)},e.handlePlaylistLoaded=function(t,e,i,r){var n=i.type,a=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)),n){case w.a.MANIFEST:case w.a.LEVEL:this.hls.trigger(s.a.LEVEL_LOADED,{details:h,level:a||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.startLoad=function(t){},e.stopLoad=function(){this.destroyInternalLoaders()},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.destroyInternalLoaders=function(){for(var t in this.loaders){var e=this.loaders[t];e&&e.destroy()}this.loaders={}},e.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},e.onKeyLoading=function(t,e){var i=e.frag,r=i.type,n=this.loaders[r];if(i.decryptdata){var a=i.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:"+r),n.abort()),!a)return void l.b.warn("key uri is falsy");var u=o.loader,h=i.loader=this.loaders[r]=new u(o);this.decrypturl=a,this.decryptkey=null;var d={url:a,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 n=t.mode;if("disabled"===n&&(t.mode="hidden"),t.cues&&t.cues.length>0)for(var a=function(t,e,i){var r=[],n=function(t,e){if(et[i].endTime)return-1;var r=0,n=i;for(;r<=n;){var a=Math.floor((n+r)/2);if(et[a].startTime&&r-1)for(var a=n,s=t.length;a=e&&o.endTime<=i)r.push(o);else if(o.startTime>i)return r}return r}(t.cues,e,i),s=0;sn.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(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,(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,n=this.config,a=n.liveSyncDuration,s=n.liveSyncDurationCount,o=n.lowLatencyMode,l=this.hls.userConfig,u=o&&i||e;(l.liveSyncDuration||l.liveSyncDurationCount||0===u)&&(u=void 0!==a?a: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,n=t-e-this.edgeStalled,a=r-i.totalduration,s=r-(this.config.lowLatencyMode&&i.partTarget||i.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 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?(n=i-t.start,r=t):(n=t.start-i,r=e),r.duration!==n&&(r.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,i,r,n,s){r-i<=0&&(l.b.warn("Fragment should have a positive duration",e),r=i+e.duration,s=n+e.duration);var o=i,u=r,h=e.startPTS,d=e.endPTS;if(Object(a.a)(h)){var c=Math.abs(h-i);Object(a.a)(e.deltaPTS)?e.deltaPTS=Math.max(c,e.deltaPTS):e.deltaPTS=c,o=Math.max(i,h),i=Math.min(i,h),n=Math.min(n,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=n,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;n--){var s=r[n].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,n=Math.max(t.startSN,e.startSN)-e.startSN,a=(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=n;u<=a;u++){var h=l[s+u],d=o[u];r&&!d&&u=r.length||nt(e,r[i].start)}function nt(t,e){if(e){for(var i=t.fragments,r=t.skippedSegments;re.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,i){var r=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!=i&&i.live){if(n.reloaded(i),i&&this.log("live playlist "+t+" "+(n.advanced?"REFRESHED "+n.lastPartSn+"-"+n.lastPartIndex:"MISSED")),i&&n.fragments.length>0&&it(i,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(i&&m>i.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+i.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 i,r=1e3*t.levelTargetDuration,n=r/2,a=t.age,s=a>0&&a<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(n,2*o),u),t.availabilityDelay=(t.availabilityDelay||0)+i}else i=n;else s?(l=Math.min(l||r/2,a),t.availabilityDelay=l,i=l+r-a):i=r-o;return Math.round(i)}(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 r.loadPlaylist(o)}),T)}else this.clearTimer()},e.getDeliveryDirectives=function(t,e,i,r){var n=function(t,e){var i=t.canSkipUntil,r=t.canSkipDateRanges,n=t.endSN;return i&&(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)*r.levelLoadingRetryDelay,r.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout((function(){return i.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){i=n[0].bitrate,n.sort((function(t,e){return t.bitrate-e.bitrate})),this._levels=n;for(var f=0;fthis.hls.config.fragLoadingMaxRetry&&(s=h)):s=h}break;case o.a.LEVEL_LOAD_ERROR:case o.a.LEVEL_LOAD_TIMEOUT:n&&(n.deliveryDirectives&&(u=!1),s=n.level),l=!0;break;case o.a.REMUX_ALLOC_ERROR:s=null!=(r=i.level)?r:this.currentLevelIndex,l=!0}void 0!==s&&this.recoverLevel(i,s,l,u)}}},u.recoverLevel=function(t,e,i,r){var n=t.details,a=this._levels[e];if(a.loadError++,i){if(!this.retryLoadingOrFail(t))return void(this.currentLevelIndex=-1);t.levelRetry=!0}if(r){var s=a.url.length;if(s>1&&a.loadError-1&&this.currentLevelIndex!==o&&(this.warn(n+": switch to "+o),t.levelRetry=!0,this.hls.nextAutoLevel=o)}}},u.redundantFailover=function(t){var e=this._levels[t],i=e.url.length;if(i>1){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,n=e.level,a=e.details,s=this._levels[n];if(!s)return this.warn("Invalid level index "+n),void(null!==(r=e.deliveryDirectives)&&void 0!==r&&r.skip&&(a.deltaUpdateFailed=!0));n===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0,this.retryCount=0),this.playlistLoaded(n,e,s.details)):null!==(i=e.deliveryDirectives)&&void 0!==i&&i.skip&&(a.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(t,e){var i=this.hls.levels[this.currentLevelIndex];if(i&&i.audioGroupIds){for(var r=-1,n=this.hls.audioTracks[e.id].groupId,a=0;a0){var r=i.urlId,n=i.url[r];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 "+r+" "+n),this.clearTimer(),this.hls.trigger(s.a.LEVEL_LOADING,{url:n,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,n){return n!==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})},n=r,(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,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 n=this.currentLevelIndex,a=i[n],l=i[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}),r}(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===w.b.MAIN){var i=this.activeFragment,r=this.activeParts;if(!i)return null;if(r)for(var n=r.length;n--;){var a=r[n],s=a?a.end:i.appendedPTS;if(a.start<=t&&void 0!==s&&t<=s)return n>9&&(this.activeParts=r.slice(n-9)),a}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),n=r.length;n--;){var a=i[r[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,i){var r=this;Object.keys(this.fragments).forEach((function(n){var a=r.fragments[n];if(a)if(a.buffered){var s=a.range[t];s&&s.time.some((function(t){var i=!r.isTimeBuffered(t.startPTS,t.endPTS,e);return i&&r.removeFragment(a.body),i}))}else a.body.type===i&&r.removeFragment(a.body)}))},e.detectPartialFragments=function(t){var e=this,i=this.timeRanges,r=t.frag,n=t.part;if(i&&"initSegment"!==r.sn){var a=gt(r),s=this.fragments[a];s&&(Object.keys(i).forEach((function(t){var a=r.elementaryStreams[t];if(a){var o=i[t],l=null!==n||!0===a.partial;s.range[t]=e.getBufferedTimes(r,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),i=this.fragments[e];i&&(i.loaded=null,i.buffered=!0)},e.getBufferedTimes=function(t,e,i,r){for(var n={time:[],partial:i},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,r.start(u)),endPTS:Math.min(s,r.end(u))});break}if(ah)n.partial=!0,n.time.push({startPTS:Math.max(a,r.start(u)),endPTS:Math.min(s,r.end(u))});else if(s<=h)break}return n},e.getPartialFragment=function(t){var e,i,r,n=null,a=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),a<=e&&(n=u.body,a=e)))})),n},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,n,a=0;a=r&&e<=n)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 n=gt(i);this.fragments[n]={body:i,loaded:e,buffered:!1,range:Object.create(null)}}},e.onBufferAppended=function(t,e){var i=this,r=e.frag,n=e.part,a=e.timeRanges;if(r.type===w.b.MAIN)if(this.activeFragment=r,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(i.detectEvictedFragments(t,e),!n)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),n=0;n=r.start(n)&&i<=r.end(n))return!0}catch(t){}return!1},t.bufferInfo=function(e,i,r){try{if(e){var n,a=t.getBuffered(e),s=[];for(n=0;ns&&(r[a-1].end=t[n].end):r.push(t[n])}else r.push(t[n])}else r=t;for(var o,l=0,u=e,h=e,d=0;d=c&&ei.startCC||t&&t.cc0)i=n+1;else{if(!(s<0))return a;r=n-1}}return null}};function Dt(t,e,i,r){void 0===i&&(i=0),void 0===r&&(r=0);var n=null;if(t?n=e[t.sn-e[0].sn+1]||null:0===i&&0===e[0].start&&(n=e[0]),n&&0===Rt(i,r,n))return n;var a=At.search(e,Rt.bind(null,i,r));return a||n}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 n=new(Function.bind.apply(t,r));return i&&Ct(n,i.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 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 n=this.config,a=n.fLoader,s=n.loader;return new Promise((function(r,l){i.loader&&i.loader.destroy();var u=i.loader=t.loader=a?new a(n):new s(n),h=Ft(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){i.resetLoader(t,u),r({frag:t,part:null,payload:e.data,networkDetails:s})},onError:function(e,r,n){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:n}))},onAbort:function(e,r,n){i.resetLoader(t,u),l(new Mt({type:o.b.NETWORK_ERROR,details:o.a.INTERNAL_ABORTED,fatal:!1,frag:t,networkDetails:n}))},onTimeout:function(e,r,n){i.resetLoader(t,u),l(new Mt({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,networkDetails:n}))},onProgress:function(i,r,n,a){e&&e({frag:t,part:null,payload:n,networkDetails:a})}})}))},e.loadPart=function(t,e,i){var r=this;this.abort();var n=this.config,a=n.fLoader,s=n.loader;return new Promise((function(l,u){r.loader&&r.loader.destroy();var h=r.loader=t.loader=a?new a(n):new s(n),d=Ft(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){r.resetLoader(t,h),r.updateStatsFromPart(t,e);var u={frag:t,part:e,payload:n.data,networkDetails:o};i(u),l(u)},onError:function(i,n,a){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:a}))},onAbort:function(i,n,a){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:a}))},onTimeout:function(i,n,a){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:a}))}})}))},e.updateStatsFromPart=function(t,e){var i=t.stats,r=e.stats,n=r.total;if(i.loaded+=r.loaded,n){var a=Math.round(t.duration/e.duration),s=Math.min(Math.round(i.loaded/n),a),o=(a-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},n=i.byteRangeStartOffset,s=i.byteRangeEndOffset;return Object(a.a)(n)&&Object(a.a)(s)&&(r.rangeStart=n,r.rangeEnd=s),r}var Mt=function(t){var e,i;function r(e){for(var i,r=arguments.length,n=new Array(r>1?r-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=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===Kt&&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&&this.onvseeking&&this.onvended&&(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,n=this.state,s=i?i.currentTime:0,o=mt.bufferInfo(r||i,s,t.maxBufferHole);if(this.log("media seeking to "+(Object(a.a)(s)?s.toFixed(3):s)+", state: "+n),n===Qt)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 r.trigger(s.a.FRAG_DECRYPTED,{frag:t,payload:e,stats:{tstart:o,tdecrypt:n}}),i.payload=e,i}))}return i})).then((function(i){var r=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=Ht,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&&n.trigger(s.a.FRAG_BUFFERED,{stats:o,frag:r,part:null,id:t.type}),e.tick()})).catch((function(i){e.state!==Kt&&e.state!==$t&&(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+" "+(i?Ut.toString(mt.getBuffered(i)):"(detached)")),this.state=Ht,i&&(!this.loadedmetadata&&i.buffered.length&&this.fragCurrent===this.fragPrevious&&(this.loadedmetadata=!0,this.seekToStartPos()),this.tick())},c.seekToStartPos=function(){},c._handleFragmentLoadComplete=function(t){var e=this.transmuxer;if(e){var i=t.frag,r=t.part,n=t.partsLoaded,a=!n||0===n.length||n.some((function(t){return!t})),s=new yt(i.level,i.sn,i.stats.chunkCount+1,0,r?r.index:-1,!a);e.flush(s)}},c._handleFragmentLoadProgress=function(t){},c._doFragLoad=function(t,e,i,r){var n=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=Wt,this.hls.trigger(s.a.FRAG_LOADING,{frag:t,part:o[l],targetBufferTime:i}),this.doFragPartsLoad(t,o,l,r).catch((function(t){return n.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(a.a)(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=Wt,this.hls.trigger(s.a.FRAG_LOADING,{frag:t,targetBufferTime:i}),this.fragmentLoader.load(t,r).catch((function(t){return n.handleFragLoadError(t)}))},c.doFragPartsLoad=function(t,e,i,r){var n=this;return new Promise((function(a,o){var l=[];!function i(u){var h=e[u];n.fragmentLoader.loadPart(t,h,r).then((function(r){l[h.index]=r;var o=r.part;n.hls.trigger(s.a.FRAG_LOADED,r);var d=e[u+1];if(!d||d.fragment!==t)return a({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===zt){var i=e.frag,r=e.part,n=e.level,a=self.performance.now();i.stats.parsing.end=a,r&&(r.stats.parsing.end=a),this.updateLevelTiming(i,r,n,t.partial)}else this.fragCurrent||(this.state=Ht)},c.getCurrentContext=function(t){var e=this.levels,i=t.level,r=t.sn,n=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 a=e[i],s=n>-1?function(t,e,i){if(!t||!t.details)return null;var r=t.details.partList;if(r)for(var n=r.length;n--;){var a=r[n];if(a.index===i&&a.fragment.sn===e)return a}return null}(a,r,n):null,o=s?s.fragment:function(t,e,i){if(!t||!t.details)return null;var r=t.details,n=r.fragments[e-r.startSN];return n||((n=r.fragmentHint)&&n.sn===e?n:ea&&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(a.a)(r))return null;var n=mt.bufferInfo(t,r,i.maxBufferHole);if(0===n.len&&void 0!==n.nextStart){var s=this.fragmentTracker.getBufferedFrag(r,e);if(s&&n.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 n,a=this.config,s=i[0].start;if(e.live){var o=a.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(a.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&&n<=t.endSN){var s=e[n-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,n=this.config,a=this.fragPrevious,s=i.fragments,o=i.endSN,l=i.fragmentHint,u=n.maxFragLookUpTolerance,h=!!(n.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;if(a&&r.sn===a.sn&&!h)if(a&&r.level===a.level){var c=s[d+1];r.sn=a-e.maxFragLookUpTolerance&&n<=s;if(null!==r&&i.duration>r&&(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 i=this.startPosition;if(i"+t))}}])&&Bt(n.prototype,h),d&&Bt(n,d),Object.defineProperty(n,"prototype",{writable:!1}),r}(vt);function ee(){return self.MediaSource||self.WebKitMediaSource}function ie(){return self.SourceBuffer||self.WebKitSourceBuffer}var re=i(18),ne=i(10),ae=i(15),se=ee()||{isTypeSupported:function(){return!1}},oe=function(){function t(t,e,i,r){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=i,this.onFlush=r;var a=t.config,u=function(e,i){(i=i||{}).frag=n.frag,i.id=n.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:se.isTypeSupported("video/mp4"),mpeg:se.isTypeSupported("audio/mpeg"),mp3:se.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(19),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 ne.c(this.observer,h,a,d,e),this.worker=null}}else this.transmuxer=new ne.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 i=this.observer;i&&i.removeAllListeners(),this.frag=null,this.observer=null,this.hls=null},e.push=function(t,e,i,r,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=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===n.stats.parsing.start)&&(n.stats.parsing.start=D),!a||!S&&A||(a.stats.parsing.start=D);var R=!(y&&(null===(d=n.initSegment)||void 0===d?void 0:d.url)===(null===(c=y.initSegment)||void 0===c?void 0:c.url)),k=new ne.b(T,A,o,b,p,R);if(!A||T||R){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: "+A+"\n accurateTimeOffset: "+o+"\n timeOffset: "+p+"\n initSegmentChange: "+R);var _=new ne.a(i,r,e,s,h);this.configureTransmuxer(_)}if(this.frag=n,this.part=a,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(ne.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 n=i.flush(t);Object(ne.d)(n)?n.then((function(i){e.handleFlushResult(i,t)})):this.handleFlushResult(n,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}(),le=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,n=this.stalled;if(null!==r){var a=r.currentTime,s=r.seeking,o=this.seeking&&!s,u=!this.seeking&&s;if(this.seeking=s,a===t){if((u||o)&&(this.stalled=null),!(r.paused&&!s||r.ended||0===r.playbackRate)&&mt.getBuffered(r).length){var h=mt.bufferInfo(r,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(r,a,i.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 i=this.config,r=this.fragmentTracker,n=this.media;if(null!==n){var a=n.currentTime,s=r.getPartialFragment(a);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 n=r.currentTime,a=0,u=mt.getBuffered(r),h=0;h=a&&n1?(r=0,this.bitrateTest=!0):r=i.nextAutoLevel),this.level=i.nextLoadLevel=r,this.loadedmetadata=!1}e>0&&-1===t&&(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=Ht,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this._forceStartLoad=!0,this.state=Kt},h.stopLoad=function(){this._forceStartLoad=!1,t.prototype.stopLoad.call(this)},h.doTick=function(){switch(this.state){case Ht:this.doTickIdle();break;case Zt: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=Ht;break}break;case Yt: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.resetStartWhenNotLoaded(this.level),this.state=Ht)}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,n=this.levels,a=this.media,o=i.config,l=i.nextLoadLevel;if(null!==r&&(a||!this.startFragRequested&&o.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&n&&n[l]){var u=n[l];this.level=i.nextLoadLevel=l;var h=u.details;if(!h||this.state===Zt||h.live&&this.levelLastLoaded!==l)this.state=Zt;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=Qt)}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;a&&this.afterBufferFlushed(a,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 n,a=this.fragmentTracker.getState(e);this.fragCurrent=e,a===ut.NOT_LOADED?"initSegment"===e.sn?this._loadInitSegment(e):this.bitrateTest?(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)):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()},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 n=t[this.hls.nextLoadLevel],a=this.fragLastKbps;i=a&&this.fragCurrent?this.fragCurrent.duration*n.maxBitrate/(1e3*a)+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 Vt:case Wt:case Yt:case zt:case Xt:this.state=Ht}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 le(this.config,r,this.fragmentTracker,this.hls)},h.onMediaDetaching=function(){var e=this.media;e&&this.onvplaying&&this.onvseeked&&(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(a.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,n,a=!1,s=!1;e.levels.forEach((function(t){(i=t.audioCodec)&&(-1!==i.indexOf("mp4a.40.2")&&(a=!0),-1!==i.indexOf("mp4a.40.5")&&(s=!0))})),this.audioCodecSwitch=a&&s&&!("function"==typeof(null==(n=ie())||null===(r=n.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===Ht){var r=i[e.level];(!r.details||r.details.live&&this.levelLastLoaded!==e.level||this.waitForCdnTuneIn(r.details))&&(this.state=Zt)}},h.onLevelLoaded=function(t,e){var i,r=this.levels,n=e.level,a=e.details,o=a.totalduration;if(r){this.log("Level "+n+" loaded ["+a.startSN+","+a.endSN+"], cc ["+a.startCC+", "+a.endCC+"] duration:"+o);var l=this.fragCurrent;!l||this.state!==Wt&&this.state!==Yt||l.level!==e.level&&l.loader&&(this.state=Ht,this.backtrackFragment=null,l.loader.abort());var u=r[n],h=0;if(a.live||null!==(i=u.details)&&void 0!==i&&i.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===Zt){if(this.waitForCdnTuneIn(a))return;this.state=Ht}this.startFragRequested?a.live&&this.synchronizeToLiveEdge(a):this.setStartPosition(a,h),this.tick()}else this.warn("Levels were reset while loading level "+n)},h._handleFragmentLoadProgress=function(t){var e,i=t.frag,r=t.part,n=t.payload,a=this.levels;if(a){var s=a[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 oe(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,n.byteLength,f,g),p=this.initPTS[i.cc];c.push(n,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,n=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 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;i&&o.trigger(s.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(s.a.AUDIO_TRACK_SWITCHED,{id:n})}},h.onAudioTrackSwitched=function(t,e){var i=e.id,r=!!this.hls.audioTracks[i].url;if(r){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=r,this.tick()},h.onBufferCreated=function(t,e){var i,r,n=e.tracks,a=!1;for(var s in n){var o=n[s];if("main"===o.id){if(r=s,i=o,"video"===s){var l=n[s];l&&(this.videoBuffer=l.buffer)}}else a=!0}a&&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===Xt&&(this.state=Ht));var n=r?r.stats:i.stats;this.fragLastKbps=Math.round(8*n.total/(n.buffering.end-n.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!==$t&&(e.fatal?(this.warn(""+e.details),this.state=$t):e.levelRetry||this.state!==Zt||(this.state=Ht));break;case o.a.BUFFER_FULL_ERROR:if("main"===e.parent&&(this.state===zt||this.state===Xt)){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){if(this.loadedmetadata||!mt.getBuffered(t).length){var i=this.state!==Ht?this.fragCurrent:null;e.poll(this.lastCurrentTime,i)}this.lastCurrentTime=t.currentTime}},h.onFragLoadEmergencyAborted=function(){this.state=Ht,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;if(t){var e=t.currentTime,i=this.startPosition;if(i>=0&&e0&&(n1&&!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,n=e.level;r&&e.sn===r.sn&&r.level===n&&e.urlId===r.urlId||(this.hls.trigger(s.a.FRAG_CHANGED,{frag:e}),r&&r.level===n||this.hls.trigger(s.a.LEVEL_SWITCHED,{level:n}),this.fragPlaying=e)}}},n=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(a.a)(e)&&Object(a.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}}])&&ue(n.prototype,l),u&&ue(n,u),Object.defineProperty(n,"prototype",{writable:!1}),r}(te),ce=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}(),fe=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 ce(t),this.fast_=new ce(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 ce(t,i.getEstimate(),i.getTotalWeight())),this.fast_.halfLife!==e&&(this.fast_=new ce(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 ge(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(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"),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})}}}}}},n.onFragLoaded=function(t,e){var i=e.frag,r=e.part;if(i.type===w.b.MAIN&&Object(a.a)(i.sn)){var n=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)+n.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:n,frag:i,part:r,id:i.type};this.onFragBuffered(s.a.FRAG_BUFFERED,d)}}},n.onFragBuffered=function(t,e){var i=e.frag,r=e.part,n=r?r.stats:i.stats;if(!n.aborted&&i.type===w.b.MAIN&&"initSegment"!==i.sn){var a=n.parsing.end-n.loading.start;this.bwEstimator.sample(a,n.loaded),n.bwEstimate=this.bwEstimator.getEstimate(),i.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,i=this.hls,r=i.maxAutoLevel,n=i.config,a=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():n.abrEwmaDefaultEstimate,c=(mt.bufferInfo(s,u,n.maxBufferHole).end-u)/h,f=this.findBestLevel(d,a,r,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,r,c+g,v,p),Math.max(f,0)},n.findBestLevel=function(t,e,i,r,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=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?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+"/"+r+"/"+S),b>E&&(!S||f&&!this.bitrateTestDelay||S0&&-1===t?(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e,this.state=Ht):(this.loadedmetadata=!1,this.state=qt),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()},n.doTick=function(){switch(this.state){case Ht:this.doTickIdle();break;case qt:var e,i=this.levels,r=this.trackId,n=null==i||null===(e=i[r])||void 0===e?void 0:e.details;if(n){if(this.waitForCdnTuneIn(n))break;this.state=Jt}break;case Yt: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.resetStartWhenNotLoaded(this.trackId),this.state=Ht);break;case Jt: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=Wt;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=Ht}this.onTickEnd()},n.clearWaitingFragment=function(){var t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=Ht)},n.resetLoadingState=function(){this.clearWaitingFragment(),t.prototype.resetLoadingState.call(this)},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,i=this.hls,r=this.levels,n=this.media,a=this.trackId,o=i.config;if(r&&r[a]&&(n||!this.startFragRequested&&o.startFragPrefetch)){var l=r[a].details;if(!l||l.live&&this.levelLastLoaded!==a||this.waitForCdnTuneIn(l))this.state=qt;else{var u=this.mediaBuffer?this.mediaBuffer:this.media;this.bufferFlushed&&u&&(this.bufferFlushed=!1,this.afterBufferFlushed(u,p.a.AUDIO,w.b.AUDIO));var h=this.getFwdBufferInfo(u,w.b.AUDIO);if(null!==h){var d=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,w.b.MAIN),c=h.len,f=this.getMaxBufferLength(null==d?void 0:d.len),g=this.audioSwitch;if(!(c>=f)||g){if(!g&&this._streamEnded(h,l))return i.trigger(s.a.BUFFER_EOS,{type:"audio"}),void(this.state=Qt);var v=l.fragments[0].start,m=h.end;if(g&&n){var y=this.getLoadPosition();m=y,l.PTSKnown&&yv||h.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),n.currentTime=v+.05)}if(!(d&&m>d.end+l.targetduration)&&(d&&d.len||!h.len)){var T=this.getNextFragment(m,l);T?"identity"!==(null===(t=T.decryptdata)||void 0===t?void 0:t.keyFormat)||null!==(e=T.decryptdata)&&void 0!==e&&e.key?this.loadFragment(T,l,m):this.loadKey(T,l):this.bufferFlushed=!0}}}}}},n.getMaxBufferLength=function(e){var i=t.prototype.getMaxBufferLength.call(this);return e?Math.max(i,e):i},n.onMediaDetaching=function(){this.videoBuffer=null,t.prototype.onMediaDetaching.call(this)},n.onAudioTracksUpdated=function(t,e){var i=e.audioTracks;this.resetTransmuxer(),this.levels=i.map((function(t){return new Q(t)}))},n.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=Ht):this.state=Kt,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 i;if(null!=this.mainDetails){var r=this.levels,n=e.details,a=e.id;if(r){this.log("Track "+a+" loaded ["+n.startSN+","+n.endSN+"],duration:"+n.totalduration);var s=r[a],o=0;if(n.live||null!==(i=s.details)&&void 0!==i&&i.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!==qt||this.waitForCdnTuneIn(n)||(this.state=Ht),this.tick()}else this.warn("Audio tracks were reset while loading level "+a)}else this.cachedTrackLoadedData=e},n._handleFragmentLoadProgress=function(t){var e,i=t.frag,r=t.part,n=t.payload,a=this.config,s=this.trackId,o=this.levels;if(o){var l=o[s],u=l.details,h=a.defaultAudioCodec||l.audioCodec||"mp4a.40.2",d=this.transmuxer;d||(d=this.transmuxer=new oe(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,n.byteLength,g,v);d.push(n,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 pe,complete:!1}).cache.push(new Uint8Array(n)),this.waitingVideoCC=this.videoTrackCC,this.state=Jt}}else this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+i.sn+" of level "+i.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 i=e.tracks.audio;i&&(this.mediaBuffer=i.buffer||null),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer||null)},n.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)))},n.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!==$t&&this.state!==Kt&&(this.state=i.fatal?$t:Ht,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===zt||this.state===Xt)){var r=!0,n=this.getFwdBufferInfo(this.mediaBuffer,w.b.AUDIO);n&&n.len>.5&&(r=!this.reduceMaxBufferLength(n.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()}}},n.onBufferFlushed=function(t,e){e.type===p.a.AUDIO&&(this.bufferFlushed=!0)},n._handleTransmuxComplete=function(t){var e,i="audio",r=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.resetStartWhenNotLoaded(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=zt,this.audioSwitch&&d&&this.completeAudioSwitch(),null!=g&&g.tracks&&(this._bufferInitSegment(g.tracks,l,a),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,a)}if(null!=f&&null!==(e=f.samples)&&void 0!==e&&e.length){var b=me({id:i,frag:l,details:h},f);r.trigger(s.a.FRAG_PARSING_METADATA,b)}if(c){var E=me({id:i,frag:l,details:h},c);r.trigger(s.a.FRAG_PARSING_USERDATA,E)}}},n._bufferInitSegment=function(t,e,i){if(this.state===zt){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 n=r.initSegment;if(null!=n&&n.byteLength){var a={type:"audio",frag:e,part:null,chunkMeta:i,parent:e.type,data:n};this.hls.trigger(s.a.BUFFER_APPENDING,a)}this.tick()}}},n.loadFragment=function(e,i,r){var n=this.fragmentTracker.getState(e);this.fragCurrent=e,(this.audioSwitch||n===ut.NOT_LOADED||n===ut.PARTIAL)&&("initSegment"===e.sn?this._loadInitSegment(e):i.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=Jt):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,i,r)))},n.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}(te);function be(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],n=r.id,a=r.groupId,o=void 0===a?"":a,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:n,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=n[o].start&&s<=n[o].end){a=n[o];break}var l=i.start+i.duration;a?a.end=l:(a={start:s,end:l},n.push(a)),this.fragmentTracker.fragBuffered(i)}}},l.onBufferFlushing=function(t,e){var i=e.startOffset,r=e.endOffset;if(0===i&&r!==Number.POSITIVE_INFINITY){var n=this.currentTrackId,a=this.levels;if(!a.length||!a[n]||!a[n].details)return;var s=r-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,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&&nt(r,u.start);else r.hasProgramDateTime&&l.hasProgramDateTime?Lt(r,l):u&&nt(r,u.start)}if(o.details=r,this.levelLastLoaded=n,this.tick(),r.live&&!this.fragCurrent&&this.media&&this.state===Ht)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,n=this.hls;if(!this.fragContextChanged(e)&&i&&i.byteLength>0&&r&&r.key&&r.iv&&"AES-128"===r.method){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(i),r.key.buffer,r.iv.buffer).then((function(t){var i=performance.now();n.trigger(s.a.FRAG_DECRYPTED,{frag:e,payload:t,stats:{tstart:a,tdecrypt:i}})}))}},l.doTick=function(){if(this.media){if(this.state===Ht){var t=this.currentTrackId,e=this.levels;if(!e.length||!e[t]||!e[t].details)return;var i=e[t].details,r=i.targetduration,n=this.config,a=this.media,s=mt.bufferedInfo(this.tracksBuffered[this.currentTrackId]||[],a.currentTime-r,n.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>>=0)>r-1)throw new DOMException("Failed to execute '"+e+"' on 'TimeRanges': The index provided ("+i+") is greater than the maximum bound ("+r+")");return t[i][e]};this.buffered={get length(){return t.length},end:function(i){return e("end",i,t.length)},start:function(i){return e("start",i,t.length)}}};function ke(t,e){for(var i=0;i-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),Ie(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,n=this.trackId,a=this.tracksInGroup[n];if(a){var s=a.details;a.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,n=this.tracks.filter((function(t){return!i||t.groupId===i}));this.tracksInGroup=n;var a=this.findTrackId(null==r?void 0:r.name)||this.findTrackId();this.groupId=i;var o={subtitleTracks:n};this.log("Updating subtitle tracks, "+n.length+' track(s) found in "'+i+'" group-id'),this.hls.trigger(s.a.SUBTITLE_TRACKS_UPDATED,o),-1!==a&&this.setSubtitleTrack(a,r)}}},l.findTrackId=function(t){for(var e=this.tracksInGroup,i=0;i=r.length)){this.clearTimer();var n=r[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=Ie(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)}}])&&ke(n.prototype,a),o&&ke(n,o),Object.defineProperty(n,"prototype",{writable:!1}),r}(at),we=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],n=i[t];if(n.length){var a=n[0];try{a.execute()}catch(e){l.b.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),a.onError(e),r&&r.updating||(n.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}(),xe=ee(),Pe=/([ha]vc.)(?:\.[^.,]+)+/,Fe=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 we(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&&xe){var r=this.mediaSource=new xe;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 n=i.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(Pe,"$1"),f=(u||o).replace(Pe,"$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:n.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,n={execute:function(){var n=i.sourceBuffer[t];n&&(l.b.log("[buffer-controller]: changing "+t+" sourceBuffer type to "+e),n.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(n,t)},e.onBufferAppending=function(t,e){var i=this,r=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=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 n in e)r[n]=mt.getBuffered(e[n]);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.stopLoad())),r.trigger(s.a.ERROR,e)}};n.append(b,h)},e.onBufferFlushing=function(t,e){var i=this,r=this.operationQueue,n=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(n(e.type),e.type):this.getSourceBufferTypes().forEach((function(t){r.append(n(t),t)}))},e.onFragParsed=function(t,e){var i=this,r=e.frag,n=e.part,a=[],o=n?n.elementaryStreams:r.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: "+r.type+" level: "+r.level+" sn: "+r.sn),this.blockBuffers((function(){var t=self.performance.now();r.stats.buffering.end=t,n&&(n.stats.buffering.end=t);var e=n?n.stats:r.stats;i.hls.trigger(s.a.FRAG_BUFFERED,{frag:r,part:n,stats:e,id:r.type})}),a)},e.onFragChanged=function(t,e){this.flushBackBuffer()},e.onBufferEos=function(t,e){var i=this;this.getSourceBufferTypes().reduce((function(t,r){var n=i.sourceBuffer[r];return e.type&&e.type!==r||n&&!n.ended&&(n.ended=!0,l.b.log("[buffer-controller]: "+r+" sourceBuffer now EOS")),t&&!(n&&!n.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 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=i.currentTime,u=e.levelTargetDuration,h=Math.max(o,u),d=Math.floor(l/u)*u-h;n.forEach((function(i){var n=r[i];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: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,n=t.fragments[0].start+t.totalduration,s=i.duration,o=Object(a.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)):(n>o&&n>s||!Object(a.a)(s))&&(l.b.log("[buffer-controller]: Updating Media Source duration to "+n.toFixed(3)),r.duration=n)}},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),n=Math.max(r,r+t.totalduration);e.setLiveSeekableRange(r,n)}},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 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,i=this.mediaSource;if(!i)throw Error("createSourceBuffers called when mediaSource was null");var r=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]=i.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},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,n=this.mediaSource,s=this.operationQueue,o=this.sourceBuffer[t];if(!r||!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)(r.duration)?r.duration:1/0,h=Object(a.a)(n.duration)?n.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,n=e.map((function(t){return r.appendBlocker(t)}));Promise.all(n).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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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(Oe.INFO,"setCursor: "+t),this.rows[this.currRow].setCursor(t)},e.setPAC=function(t){this.logger.log(Oe.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}(),Xe=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(Oe.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(Oe.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 Qe(t,e,i){i.a=t,i.b=e}function $e(t,e,i){return i.a===t&&i.b===e}var Je=function(){function t(t,e,i){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var r=new He;this.channels=[null,new Xe(t,e,r),new Xe(t+1,i,r)],this.cmdHistory={a:null,b:null},this.logger=r}var e=t.prototype;return e.getHandler=function(t){return this.channels[t].getHandler()},e.setHandler=function(t,e){this.channels[t].setHandler(e)},e.addData=function(t,e){var i,r,n,a=!1;this.logger.time=t;for(var s=0;s ("+Ve([r,n])+")"),(i=this.parseCmd(r,n))||(i=this.parseMidrow(r,n)),i||(i=this.parsePAC(r,n)),i||(i=this.parseBackgroundAttributes(r,n)),!i&&(a=this.parseChars(r,n))){var o=this.currentChannel;if(o&&o>0)this.channels[o].insertChars(a);else this.logger.log(Oe.WARNING,"No channel found yet. TEXT-MODE?")}i||a||this.logger.log(Oe.WARNING,"Couldn't parse cleaned data "+Ve([r,n])+" orig: "+Ve([e[s],e[s+1]]))}},e.parseCmd=function(t,e){var i=this.cmdHistory;if(!((20===t||28===t||21===t||29===t)&&e>=32&&e<=47)&&!((23===t||31===t)&&e>=33&&e<=35))return!1;if($e(t,e,i))return Qe(null,null,i),this.logger.log(Oe.DEBUG,"Repeated command ("+Ve([t,e])+") is dropped"),!0;var r=20===t||21===t||23===t?1:2,n=this.channels[r];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),Qe(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(Oe.ERROR,"Mismatch channel in midrow parsing"),!1;var r=this.channels[i];return!!r&&(r.ccMIDROW(e),this.logger.log(Oe.DEBUG,"MIDROW ("+Ve([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($e(t,e,r))return Qe(null,null,r),!0;var n=t<=23?1:2;i=e>=64&&e<=95?1===n?Ue[t]:Ge[t]:1===n?Be[t]:je[t];var a=this.channels[n];return!!a&&(a.setPAC(this.interpretPAC(i,e)),Qe(t,e,r),this.currentChannel=n,!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,n=null,a=null;(t>=25?(i=2,a=t-8):(i=1,a=t),a>=17&&a<=19)?(r=17===a?e+80:18===a?e+112:e+144,this.logger.log(Oe.INFO,"Special char '"+Ne(r)+"' in channel 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i=e.toLowerCase();return!!~t.indexOf(i)&&i}function r(t){return i(e,t)}function n(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",n({},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",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=r(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}(),ei=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 ii(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 ri=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 ni(t,e,i,r){var n=r?t.split(r):[t];for(var a in n)if("string"==typeof n[a]){var s=n[a].split(i);if(2===s.length)e(s[0],s[1])}}var ai=new ti(0,0,""),si="middle"===ai.align?"middle":"center";function oi(t,e,i){var r=t;function n(){var e=ii(t);if(null===e)throw new Error("Malformed timestamp: "+r);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'): "+r);t=t.slice(3),a(),e.endTime=n(),a(),function(t,e){var r=new ri;ni(t,(function(t,e){var n;switch(t){case"region":for(var a=i.length-1;a>=0;a--)if(i[a].id===e){r.set(t,i[a].region);break}break;case"vertical":r.alt(t,e,["rl","lr"]);break;case"line":n=e.split(","),r.integer(t,n[0]),r.percent(t,n[0])&&r.set("snapToLines",!1),r.alt(t,n[0],["auto"]),2===n.length&&r.alt("lineAlign",n[1],["start",si,"end"]);break;case"position":n=e.split(","),r.percent(t,n[0]),2===n.length&&r.alt("positionAlign",n[1],["start",si,"end","line-left","line-right","auto"]);break;case"size":r.percent(t,e);break;case"align":r.alt(t,e,["start",si,"end","left","right"])}}),/:/,/\s/),e.region=r.get("region",null),e.vertical=r.get("vertical","");var n=r.get("line","auto");"auto"===n&&-1===ai.line&&(n=-1),e.line=n,e.lineAlign=r.get("lineAlign","start"),e.snapToLines=r.get("snapToLines",!0),e.size=r.get("size",100),e.align=r.get("align",si);var a=r.get("position","auto");"auto"===a&&50===ai.position&&(a="start"===e.align||"left"===e.align?0:"end"===e.align||"right"===e.align?100:50),e.position=a}(t,e)}function li(t){return t.replace(//gi,"\n")}var ui=function(){function t(){this.state="INITIAL",this.buffer="",this.decoder=new ei,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=li(t);i>>0).toString()};function vi(t,e,i){return gi(t.toString())+gi(e.toString())+gi(i)}function pi(t,e,i,r,n,s,o,l){var u,h=new ui,d=Object(G.f)(new Uint8Array(t)).trim().replace(ci,"\n").split("\n"),c=[],f=Object(hi.a)(e,i),g="00:00.000",v=0,p=0,m=!0;h.oncue=function(t){var e=r[n],i=r.ccOffset,a=(v-f)/9e4;null!=e&&e.new&&(void 0!==p?i=r.ccOffset=e.start:function(t,e,i){var r=t[e],n=t[r.prevCC];if(!n||!n.new&&r.new)return t.ccOffset=t.presentationOffset=r.start,void(r.new=!1);for(;null!==(a=n)&&void 0!==a&&a.new;){var a;t.ccOffset+=r.start-n.start,r.new=!1,n=t[(r=n).prevCC]}t.presentationOffset=i}(r,n,a)),a&&(i=a-r.presentationOffset);var o=t.endTime-t.startTime,l=Object(di.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=vi(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(fi(t,"X-TIMESTAMP-MAP=")){m=!1,t.slice(16).split(",").forEach((function(t){fi(t,"LOCAL:")?g=t.slice(6):fi(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)),n=t.length>9?parseInt(t.substring(0,t.indexOf(":"))):0;if(!(Object(a.a)(e)&&Object(a.a)(i)&&Object(a.a)(r)&&Object(a.a)(n)))throw Error("Malformed X-TIMESTAMP-MAP: Local:"+t);return e+=1e3*i,e+=6e4*r,e+=36e5*n}(g)/1e3}catch(t){u=t}return}""===t&&(m=!1)}h.parse(t+"\n")})),h.flush()}function mi(){return(mi=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||n.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,n=e.id,a=e.initPTS,o=e.timescale,l=this.unparsedVttFrags;"main"===n&&(this.initPTS[r.cc]=a,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}}},n.getMaxLevel=function(e){var i=this,r=this.hls.levels;if(!r.length)return-1;var n=r.filter((function(r,n){return t.isLevelAllowed(n,i.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 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,n,a=t.length-1,s=0;s=e||o.height>=i)&&(r=o,!(n=t[s+1])||r.width!==n.width||r.height!==n.height)){a=s;break}}return a},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}}])&&Ii(e.prototype,i),r&&Ii(e,r),Object.defineProperty(e,"prototype",{writable:!1}),t}(),wi=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 n=r-this.lastTime,a=i-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:i}),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=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"}(Oi||(Oi={}));var xi="undefined"!=typeof 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diff --git a/resources/hls.js/1.2.4/hls.min.jsm b/resources/hls.js/1.2.4/hls.min.jsm
new file mode 100644
index 00000000..a3471c46
--- /dev/null
+++ b/resources/hls.js/1.2.4/hls.min.jsm
@@ -0,0 +1,2 @@
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r})),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"}(r||(r={}))},function(t,e,i){"use 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e},i.setDecryptDataFromLevelKey=function(t,e){var i=t;return"AES-128"===(null==t?void 0:t.method)&&t.uri&&!t.iv&&((i=o.a.fromURI(t.uri)).method=t.method,i.iv=this.createInitializationVector(e),i.keyFormat="identity"),i},i.setElementaryStreamInfo=function(t,e,i,r,n,a){void 0===a&&(a=!1);var s=this.elementaryStreams,o=s[t];o?(o.startPTS=Math.min(o.startPTS,e),o.endPTS=Math.max(o.endPTS,i),o.startDTS=Math.min(o.startDTS,r),o.endDTS=Math.max(o.endDTS,n)):s[t]={startPTS:e,endPTS:i,startDTS:r,endDTS:n,partial:a}},i.clearElementaryStreamInfo=function(){var t=this.elementaryStreams;t[r.AUDIO]=null,t[r.VIDEO]=null,t[r.AUDIOVIDEO]=null},c(e,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var t=this.sn;"number"!=typeof t&&(this.levelkey&&"AES-128"===this.levelkey.method&&!this.levelkey.iv&&s.b.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance 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l=o.frameLength,u=o.headerLength,h=u+l,d=Math.max(0,i+h-e.length);d?(a=new Uint8Array(h-u)).set(e.subarray(i+u,e.length),0):a=e.subarray(i+u,i+h);var c={unit:a,pts:s};return d||t.samples.push(c),{sample:c,length:h,missing:d}}var f=e.length-i;return(a=new Uint8Array(f)).set(e.subarray(i,e.length),0),{sample:{unit:a,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 0,r.config=void 0,r.observer=e,r.config=i,r}i=t,(e=r).prototype=Object.create(i.prototype),e.prototype.constructor=e,A(e,i);var n=r.prototype;return 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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(R.test(r.schemeIdUri)){var n=Object(s.a)(r.presentationTime)?r.presentationTime/r.timeScale:e+r.presentationTimeDelta/r.timeScale,a=r.payload;i.samples.push({data:a,len:a.byteLength,dts:n,pts:n,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 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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,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,n=32;n=t.length)return void r();for(var n=t[e].units;!(i>=n.length);i++){var a=n[i];if(!(a.data.length<=48||1!==a.type&&5!==a.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(t,e,i,r,a,s),!s)return}}}},t}();function 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n=i[r-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 Y(t){for(var e=t.byteLength,i=[],r=1;r>4>1){if((k=A+5+t[A+4])===A+188)continue}else k=A+4;switch(R){case c:D&&(f&&(s=V(f))&&this.parseAVCPES(o,d,s,!1),f={data:[],size:0}),f&&(f.data.push(t.subarray(k,A+188)),f.size+=A+188-k);break;case g:if(D){if(m&&(s=V(m)))switch(l.segmentCodec){case"aac":this.parseAACPES(l,s);break;case"mp3":this.parseMPEGPES(l,s)}m={data:[],size:0}}m&&(m.data.push(t.subarray(k,A+188)),m.size+=A+188-k);break;case p:D&&(y&&(s=V(y))&&this.parseID3PES(u,s),y={data:[],size:0}),y&&(y.data.push(t.subarray(k,A+188)),y.size+=A+188-k);break;case 0:D&&(k+=t[k]+1),E=this._pmtId=K(t,k);break;case E:D&&(k+=t[k]+1);var _=H(t,k,this.typeSupported,i);(c=_.avc)>0&&(o.pid=c),(g=_.audio)>0&&(l.pid=g,l.segmentCodec=_.segmentCodec),(p=_.id3)>0&&(u.pid=p),null===T||b||(v.b.log("unknown PID '"+T+"' in TS found"),T=null),b=this.pmtParsed=!0;break;case 17:case 8191:break;default:T=R}}else L++;L>0&&this.observer.emit(r.a.ERROR,r.a.ERROR,{type:n.b.MEDIA_ERROR,details:n.a.FRAG_PARSING_ERROR,fatal:!1,reason:"Found "+L+" TS packet/s that do not start with 0x47"}),o.pesData=f,l.pesData=m,u.pesData=y;var I={audioTrack:l,videoTrack:o,id3Track:u,textTrack:d};return a&&this.extractRemainingSamples(I),I},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,n=t.id3Track,a=t.textTrack,s=r.pesData,o=i.pesData,l=n.pesData;if(s&&(e=V(s))?(this.parseAVCPES(r,a,e,!0),r.pesData=null):r.pesData=s,o&&(e=V(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=V(l))?(this.parseID3PES(n,e),n.pesData=null):n.pesData=l},e.demuxSampleAes=function(t,e,i){var r=this.demux(t,i,!0,!this.config.progressive),n=this.sampleAes=new B(this.observer,this.config,e);return this.decrypt(r,n)},e.decrypt=function(t,e){return new Promise((function(i){var r=t.audioTrack,n=t.videoTrack;r.samples&&"aac"===r.segmentCodec?e.decryptAacSamples(r.samples,0,(function(){n.samples?e.decryptAvcSamples(n.samples,0,0,(function(){i(t)})):i(t)})):n.samples&&e.decryptAvcSamples(n.samples,0,0,(function(){i(t)}))}))},e.destroy=function(){this._duration=0},e.parseAVCPES=function(t,e,i,r){var n,a=this,s=this.parseAVCNALu(t,i.data),o=this.avcSample,l=!1;i.data=null,o&&s.length&&!t.audFound&&(W(o,t),o=this.avcSample=j(!1,i.pts,i.dts,"")),s.forEach((function(r){switch(r.type){case 1:n=!0,o||(o=a.avcSample=j(!0,i.pts,i.dts,"")),o.frame=!0;var s=r.data;if(l&&s.length>4){var u=new U(s).readSliceType();2!==u&&4!==u&&7!==u&&9!==u||(o.key=!0)}break;case 5:n=!0,o||(o=a.avcSample=j(!0,i.pts,i.dts,"")),o.key=!0,o.frame=!0;break;case 6:n=!0,Object(h.i)(Y(r.data),i.pts,e.samples);break;case 7:if(n=!0,l=!0,!t.sps){var d=new U(r.data).readSPS();t.width=d.width,t.height=d.height,t.pixelRatio=d.pixelRatio,t.sps=[r.data],t.duration=a._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:n=!0,t.pps||(t.pps=[r.data]);break;case 9:n=!1,t.audFound=!0,o&&W(o,t),o=a.avcSample=j(!1,i.pts,i.dts,"");break;case 12:n=!0;break;default:n=!1,o&&(o.debug+="unknown NAL "+r.type+" ")}o&&n&&o.units.push(r)})),r&&o&&(W(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 n=r.units;i=n[n.length-1]}return i},e.parseAVCNALu=function(t,e){var i,r,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)),(r=l-a-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&&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 i,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(i=u,a=d.length;i4?i:"hvc1"===i||"hev1"===i?"hvc1.1.c.L120.90":"av01"===i?"av01.0.04M.08":"avc1"===i||e===$.a.VIDEO?"avc1.42e01e":"mp4a.40.5"}var Z,tt=function(){function t(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndTime=null}var e=t.prototype;return e.destroy=function(){},e.resetTimeStamp=function(t){this.initPTS=t,this.lastEndTime=null},e.resetNextTimestamp=function(){this.lastEndTime=null},e.resetInitSegment=function(t,e,i){this.audioCodec=e,this.videoCodec=i,this.generateInitSegment(t),this.emitInitSegment=!0},e.generateInitSegment=function(t){var e=this.audioCodec,i=this.videoCodec;if(!t||!t.byteLength)return this.initTracks=void 0,void(this.initData=void 0);var r=this.initData=Object(h.h)(t);e||(e=J(r.audio,$.a.AUDIO)),i||(i=J(r.video,$.a.VIDEO));var n={};r.audio&&r.video?n.audiovideo={container:"video/mp4",codec:e+","+i,initSegment:t,id:"main"}:r.audio?n.audio={container:"audio/mp4",codec:e,initSegment:t,id:"audio"}:r.video?n.video={container:"video/mp4",codec:i,initSegment:t,id:"main"}:v.b.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=n},e.remux=function(t,e,i,r,n){var a,o=this.initPTS,l=this.lastEndTime,u={audio:void 0,video:void 0,text:r,id3:i,initSegment:void 0};Object(s.a)(l)||(l=this.lastEndTime=n||0);var d=e.samples;if(!d||!d.length)return u;var c={initPTS:void 0,timescale:1},f=this.initData;if(f&&f.length||(this.generateInitSegment(d),f=this.initData),!f||!f.length)return v.b.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),u;this.emitInitSegment&&(c.tracks=this.initTracks,this.emitInitSegment=!1);var g=Object(h.e)(f,d);Object(s.a)(o)||(this.initPTS=c.initPTS=o=g-n);var p=Object(h.d)(d,f),m=t?g-o:l,y=m+p;Object(h.f)(f,d,o),p>0?this.lastEndTime=y:(v.b.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var T=!!f.audio,b=!!f.video,E="";T&&(E+="audio"),b&&(E+="video");var S={data1:d,startPTS:m,startDTS:m,endPTS:y,endDTS:y,type:E,hasAudio:T,hasVideo:b,nb:1,dropped:0};u.audio="audio"===S.type?S:void 0,u.video="audio"!==S.type?S:void 0,u.initSegment=c;var L=null!=(a=this.initPTS)?a:0;return u.id3=Object(Q.b)(i,n,L,L),r.samples.length&&(u.text=Object(Q.c)(r,n,L)),u},t}();try{Z=self.performance.now.bind(self.performance)}catch(t){v.b.debug("Unable to use Performance API on this environment"),Z=self.Date.now}var et=[{demux:q,remux:Q.a},{demux:k,remux:tt},{demux:D,remux:Q.a},{demux:X,remux:Q.a}],it=function(){function t(t,e,i,r,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.observer=t,this.typeSupported=e,this.config=i,this.vendor=r,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,i,r){var n=this,a=i.transmuxing;a.executeStart=Z();var s=new Uint8Array(t),o=this.config,l=this.currentTransmuxState,u=this.transmuxConfig;r&&(this.currentTransmuxState=r);var h=r||l,d=h.contiguous,c=h.discontinuity,f=h.trackSwitch,g=h.accurateTimeOffset,v=h.timeOffset,p=h.initSegmentChange,m=u.audioCodec,y=u.videoCodec,T=u.defaultInitPts,b=u.duration,E=u.initSegmentData;(c||f||p)&&this.resetInitSegment(E,m,y,b),(c||p)&&this.resetInitialTimestamp(T),d||this.resetContiguity();var S=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(S&&"AES-128"===S.method){var L=this.getDecrypter();if(!o.enableSoftwareAES)return this.decryptionPromise=L.webCryptoDecrypt(s,S.key.buffer,S.iv.buffer).then((function(t){var e=n.push(t,null,i);return n.decryptionPromise=null,e})),this.decryptionPromise;var A=L.softwareDecrypt(s,S.key.buffer,S.iv.buffer);if(!A)return a.executeEnd=Z(),rt(i);s=new Uint8Array(A)}this.needsProbing(s,c,f)&&this.configureTransmuxer(s,u);var D=this.transmux(s,S,v,g,i),R=this.currentTransmuxState;return R.contiguous=!0,R.discontinuity=!1,R.trackSwitch=!1,a.executeEnd=Z(),D},e.flush=function(t){var e=this,i=t.transmuxing;i.executeStart=Z();var a=this.decrypter,s=this.currentTransmuxState,o=this.decryptionPromise;if(o)return o.then((function(){return e.flush(t)}));var l=[],u=s.timeOffset;if(a){var h=a.flush();h&&l.push(this.push(h,null,t))}var d=this.demuxer,c=this.remuxer;if(!d||!c)return this.observer.emit(r.a.ERROR,r.a.ERROR,{type:n.b.MEDIA_ERROR,details:n.a.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),i.executeEnd=Z(),[rt(t)];var f=d.flush(u);return nt(f)?f.then((function(i){return e.flushRemux(l,i,t),l})):(this.flushRemux(l,f,t),l)},e.flushRemux=function(t,e,i){var r=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 "+i.sn+(i.part>-1?" p: "+i.part:"")+" of level "+i.level);var h=this.remuxer.remux(r,n,a,s,u,l,!0,this.id);t.push({remuxResult:h,chunkMeta:i}),i.transmuxing.executeEnd=Z()},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 n=this.demuxer,a=this.remuxer;n&&a&&(n.resetInitSegment(t,e,i,r),a.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,n){return e&&"SAMPLE-AES"===e.method?this.transmuxSampleAes(t,e,i,r,n):this.transmuxUnencrypted(t,i,r,n)},e.transmuxUnencrypted=function(t,e,i,r){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,i,!1,this.id),chunkMeta:r}},e.transmuxSampleAes=function(t,e,i,r,n){var a=this;return this.demuxer.demuxSampleAes(t,e,i).then((function(t){return{remuxResult:a.remuxer.remux(t.audioTrack,t.videoTrack,t.id3Track,t.textTrack,i,r,!1,a.id),chunkMeta:n}}))},e.configureTransmuxer=function(t,e){for(var i,r=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=et.length;c1?i-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,r>>24,r>>16&255,r>>8&255,255&r,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,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/(a+1)),n=Math.floor(i%(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,r>>24,r>>16&255,r>>8&255,255&r,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 i,r,n=e.samples||[],a=new Uint8Array(4+n.length);for(i=0;i>>8&255),a.push(255&n),a=a.concat(Array.prototype.slice.call(r));for(i=0;i>>8&255),s.push(255&n),s=s.concat(Array.prototype.slice.call(r));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 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,n=e.width,s=e.height,o=Math.floor(r/(a+1)),l=Math.floor(r%(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,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,n>>8&255,255&n,0,0,s>>8&255,255&s,0,0]))},t.traf=function(e,i){var r=t.sdtp(e),n=e.id,s=Math.floor(i/(a+1)),o=Math.floor(i%(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,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,n,a,s,o,l,u=e.samples||[],h=u.length,d=12+16*h,c=new Uint8Array(d);for(i+=8+d,c.set(["video"===e.type?1:0,0,15,1,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,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*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(11);function f(){return(f=Object.assign?Object.assign.bind():function(t){for(var e=1;e0?t:i.pts}),t[0].pts);return e&&h.b.debug("PTS rollover detected"),i},e.remux=function(t,e,i,r,n,a,s,o){var l,u,c,f,g,v,p=n,b=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=b+=(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=(m(t.samples[0].pts,O)-O)/e.inputTimeScale;p+=Math.max(0,C),b+=Math.max(0,-C)}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?b: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,n)),l=this.remuxVideo(e,b,k,w)}}else D&&(l=this.remuxVideo(e,b,k,0));l&&(l.firstKeyFrame=_,l.independent=-1!==_,l.firstKeyFramePTS=R)}}return this.ISGenerated&&(i.samples.length&&(g=y(i,n,this._initPTS,this._initDTS)),r.samples.length&&(f=T(r,n,this._initPTS))),{audio:u,video:l,initSegment:c,independent:v,text:f,id3:g}},e.generateIS=function(t,e,i){var n,a,s,l=t.samples,u=e.samples,h=this.typeSupported,d={},c=!Object(r.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*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);a=Math.min(a,m(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,i,r){var n,a,s=t.inputTimeScale,d=t.samples,p=[],y=d.length,T=this._initPTS,E=this.nextAvcDts,S=8,L=this.videoSampleDuration,A=Number.POSITIVE_INFINITY,D=Number.NEGATIVE_INFINITY,R=!1;i&&null!==E||(E=e*s-(d[0].pts-m(d[0].dts,d[0].pts)));for(var k=0;k0?k-1:k].dts&&(R=!0)}R&&d.sort((function(t,e){var i=t.dts-e.dts,r=t.pts-e.pts;return i||r})),n=d[0].dts;var I=(a=d[d.length-1].dts)-n,O=I?Math.round(I/(y-1)):L||t.inputTimeScale/30;if(i){var C=n-E,w=C>O;if(w||C<-1){w?h.b.warn("AVC: "+Object(c.b)(C,!0)+" ms ("+C+"dts) hole between fragments detected, filling it"):h.b.warn("AVC: "+Object(c.b)(-C,!0)+" ms ("+C+"dts) overlapping between fragments detected"),n=E;var x=d[0].pts-C;d[0].dts=n,d[0].pts=x,h.b.log("Video: First PTS/DTS adjusted: "+Object(c.b)(x,!0)+"/"+Object(c.b)(n,!0)+", delta: "+Object(c.b)(C,!0)+" ms")}}n=Math.max(0,n);for(var P=0,F=0,M=0;M0?$.dts-d[Q-1].dts:O;if(at=Q>0?$.pts-d[Q-1].pts:O,st.stretchShortVideoTrack&&null!==this.nextAudioPts){var lt=Math.floor(st.maxBufferHole*s),ut=(r?A+r*s:this.nextAudioPts)-$.pts;ut>lt?((L=ut-ot)<0?L=ot:W=!0,h.b.log("[mp4-remuxer]: It is approximately "+ut/90+" ms to the next segment; using duration "+L/90+" ms for the last video frame.")):L=ot}else L=ot}var ht=Math.round($.pts-$.dts);Y=Math.min(Y,L),z=Math.max(z,L),q=Math.min(q,at),X=Math.max(X,at),p.push(new b($.key,L,Z,ht))}if(p.length)if(g){if(g<70){var dt=p[0].flags;dt.dependsOn=2,dt.isNonSync=0}}else if(v&&X-q0&&(r&&Math.abs(A-L)<9e3||Math.abs(m(E[0].pts-v,A)-L)<20*g),E.forEach((function(t){t.pts=m(t.pts-v,A)})),!i||L<0){if(!(E=E.filter((function(t){return t.pts>=0}))).length)return;L=0===a?0:r&&!T?Math.max(0,A):E[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,y.push(new b(!0,c,Y,0)),U=W}var q=y.length;if(q){var z=y[y.length-1];this.nextAudioPts=L=U+d*z.duration;var X=p?new Uint8Array(0):o.moof(t.sequenceNumber++,N/d,f({},t,{samples:y}));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 a=t.inputTimeScale,s=a/(t.samplerate?t.samplerate:a),o=this.nextAudioPts,l=(null!==o?o:r.startDTS*a)+this._initDTS,u=r.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+=i;return t}function y(t,e,i,r){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;r[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),i=!0,r=0;r0}),!1)}t.exports=function(t,e){e=e||{};var n={main:i.m},o=e.all?{main:Object.keys(n.main)}:function(t,e){for(var i={main:[e]},r={main:[]},n={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),n&&g(e,n),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(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,i),r&&m(e,r),Object.defineProperty(e,"prototype",{writable:!1}),t}(),T=i(17),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,dva1:!0,dvav:!0,dvh1:!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 n.buildAbsoluteURL(e,t,{alwaysNormalize:!0})},t.parseMasterPlaylist=function(e,i){var r,n=[],a=[],s={},o=!1;for(S.lastIndex=0;null!=(r=S.exec(e));)if(r[1]){var l,u=new c(r[1]),h={attrs:u,bitrate:u.decimalInteger("AVERAGE-BANDWIDTH")||u.decimalInteger("BANDWIDTH"),name:u.NAME,url:t.resolve(r[2],i)},d=u.decimalResolution("RESOLUTION");d&&(h.width=d.width,h.height=d.height),_((u.CODECS||"").split(/[ ,]+/).filter((function(t){return t})),h),h.videoCodec&&-1!==h.videoCodec.indexOf("avc1")&&(h.videoCodec=t.convertAVC1ToAVCOTI(h.videoCodec)),null!==(l=h.unknownCodecs)&&void 0!==l&&l.length||a.push(h),n.push(h)}else if(r[3]){var f=new c(r[3]);f["DATA-ID"]&&(o=!0,s[f["DATA-ID"]]=f)}return{levels:a.length>0&&a.length-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(a.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 nt=b>0?rt[rt.length-1]:void 0,at=b++,st=new p.c(new c(M),k,e,at,nt);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=n.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 n=t[r];if(!n)return;n.programDateTime=i.programDateTime-1e3*n.duration,i=n}}(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 n=r.filter((function(t){return 0===t.lastIndexOf("avc1",0)||0===t.lastIndexOf("mp4a",0)}));e[i+"Codec"]=n.length>0?n[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(a.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.startLoad=function(t){},e.stopLoad=function(){this.destroyInternalLoaders()},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,n=new(i||r)(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 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,n=e.url,a=e.deliveryDirectives;this.load({id:i,groupId:null,level:r,responseType:"text",type:w.a.LEVEL,url:n,deliveryDirectives:a})},e.onAudioTrackLoading=function(t,e){var i=e.id,r=e.groupId,n=e.url,a=e.deliveryDirectives;this.load({id:i,groupId:r,level:null,responseType:"text",type:w.a.AUDIO_TRACK,url:n,deliveryDirectives:a})},e.onSubtitleTrackLoading=function(t,e){var i=e.id,r=e.groupId,n=e.url,a=e.deliveryDirectives;this.load({id:i,groupId:r,level:null,responseType:"text",type:w.a.SUBTITLE_TRACK,url:n,deliveryDirectives:a})},e.load=function(t){var e,i,r,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 w.a.MANIFEST:i=o.manifestLoadingMaxRetry,r=o.manifestLoadingTimeOut,n=o.manifestLoadingRetryDelay,a=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,n=o.levelLoadingRetryDelay,a=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: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,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 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,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 n=this.hls,a=t.data,o=x(t,i),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:r,sessionData:d})}else this.handleManifestParsingError(t,i,"no level found in manifest",r)},e.handleTrackOrLevelPlaylist=function(t,e,i,r){var n=this.hls,l=i.id,u=i.level,h=i.type,d=x(t,i),f=Object(a.a)(l)?l:0,g=Object(a.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};n.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 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 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 n=Object(u.k)(r);if(n){var a=n.references,s=e.levelDetails;a.forEach((function(t,e){var r=t.info,n=s.fragments[e];if(0===n.byteRange.length&&n.setByteRange(String(1+r.end-r.start)+"@"+String(r.start)),n.initSegment){var a=Object(u.c)(i,["moov"])[0],o=a?a.length:null;n.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 n=o.a.UNKNOWN,a=!1,u=this.getInternalLoader(t);switch(t.type){case w.a.MANIFEST:n=i?o.a.MANIFEST_LOAD_TIMEOUT:o.a.MANIFEST_LOAD_ERROR,a=!0;break;case w.a.LEVEL:n=i?o.a.LEVEL_LOAD_TIMEOUT:o.a.LEVEL_LOAD_ERROR,a=!1;break;case w.a.AUDIO_TRACK:n=i?o.a.AUDIO_TRACK_LOAD_TIMEOUT:o.a.AUDIO_TRACK_LOAD_ERROR,a=!1;break;case w.a.SUBTITLE_TRACK:n=i?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};r&&(h.response=r),this.hls.trigger(s.a.ERROR,h)},e.handlePlaylistLoaded=function(t,e,i,r){var n=i.type,a=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)),n){case w.a.MANIFEST:case w.a.LEVEL:this.hls.trigger(s.a.LEVEL_LOADED,{details:h,level:a||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.startLoad=function(t){},e.stopLoad=function(){this.destroyInternalLoaders()},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.destroyInternalLoaders=function(){for(var t in this.loaders){var e=this.loaders[t];e&&e.destroy()}this.loaders={}},e.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},e.onKeyLoading=function(t,e){var i=e.frag,r=i.type,n=this.loaders[r];if(i.decryptdata){var a=i.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:"+r),n.abort()),!a)return void l.b.warn("key uri is falsy");var u=o.loader,h=i.loader=this.loaders[r]=new u(o);this.decrypturl=a,this.decryptkey=null;var d={url:a,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 n=t.mode;if("disabled"===n&&(t.mode="hidden"),t.cues&&t.cues.length>0)for(var a=function(t,e,i){var r=[],n=function(t,e){if(et[i].endTime)return-1;var r=0,n=i;for(;r<=n;){var a=Math.floor((n+r)/2);if(et[a].startTime&&r-1)for(var a=n,s=t.length;a=e&&o.endTime<=i)r.push(o);else if(o.startTime>i)return r}return r}(t.cues,e,i),s=0;sn.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(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,(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,n=this.config,a=n.liveSyncDuration,s=n.liveSyncDurationCount,o=n.lowLatencyMode,l=this.hls.userConfig,u=o&&i||e;(l.liveSyncDuration||l.liveSyncDurationCount||0===u)&&(u=void 0!==a?a: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,n=t-e-this.edgeStalled,a=r-i.totalduration,s=r-(this.config.lowLatencyMode&&i.partTarget||i.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 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?(n=i-t.start,r=t):(n=t.start-i,r=e),r.duration!==n&&(r.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,i,r,n,s){r-i<=0&&(l.b.warn("Fragment should have a positive duration",e),r=i+e.duration,s=n+e.duration);var o=i,u=r,h=e.startPTS,d=e.endPTS;if(Object(a.a)(h)){var c=Math.abs(h-i);Object(a.a)(e.deltaPTS)?e.deltaPTS=Math.max(c,e.deltaPTS):e.deltaPTS=c,o=Math.max(i,h),i=Math.min(i,h),n=Math.min(n,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=n,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;n--){var s=r[n].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,n=Math.max(t.startSN,e.startSN)-e.startSN,a=(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=n;u<=a;u++){var h=l[s+u],d=o[u];r&&!d&&u=r.length||nt(e,r[i].start)}function nt(t,e){if(e){for(var i=t.fragments,r=t.skippedSegments;re.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,i){var r=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!=i&&i.live){if(n.reloaded(i),i&&this.log("live playlist "+t+" "+(n.advanced?"REFRESHED "+n.lastPartSn+"-"+n.lastPartIndex:"MISSED")),i&&n.fragments.length>0&&it(i,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(i&&m>i.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+i.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 i,r=1e3*t.levelTargetDuration,n=r/2,a=t.age,s=a>0&&a<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(n,2*o),u),t.availabilityDelay=(t.availabilityDelay||0)+i}else i=n;else s?(l=Math.min(l||r/2,a),t.availabilityDelay=l,i=l+r-a):i=r-o;return Math.round(i)}(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 r.loadPlaylist(o)}),T)}else this.clearTimer()},e.getDeliveryDirectives=function(t,e,i,r){var n=function(t,e){var i=t.canSkipUntil,r=t.canSkipDateRanges,n=t.endSN;return i&&(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)*r.levelLoadingRetryDelay,r.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout((function(){return i.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){i=n[0].bitrate,n.sort((function(t,e){return t.bitrate-e.bitrate})),this._levels=n;for(var f=0;fthis.hls.config.fragLoadingMaxRetry&&(s=h)):s=h}break;case o.a.LEVEL_LOAD_ERROR:case o.a.LEVEL_LOAD_TIMEOUT:n&&(n.deliveryDirectives&&(u=!1),s=n.level),l=!0;break;case o.a.REMUX_ALLOC_ERROR:s=null!=(r=i.level)?r:this.currentLevelIndex,l=!0}void 0!==s&&this.recoverLevel(i,s,l,u)}}},u.recoverLevel=function(t,e,i,r){var n=t.details,a=this._levels[e];if(a.loadError++,i){if(!this.retryLoadingOrFail(t))return void(this.currentLevelIndex=-1);t.levelRetry=!0}if(r){var s=a.url.length;if(s>1&&a.loadError-1&&this.currentLevelIndex!==o&&(this.warn(n+": switch to "+o),t.levelRetry=!0,this.hls.nextAutoLevel=o)}}},u.redundantFailover=function(t){var e=this._levels[t],i=e.url.length;if(i>1){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,n=e.level,a=e.details,s=this._levels[n];if(!s)return this.warn("Invalid level index "+n),void(null!==(r=e.deliveryDirectives)&&void 0!==r&&r.skip&&(a.deltaUpdateFailed=!0));n===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0,this.retryCount=0),this.playlistLoaded(n,e,s.details)):null!==(i=e.deliveryDirectives)&&void 0!==i&&i.skip&&(a.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(t,e){var i=this.hls.levels[this.currentLevelIndex];if(i&&i.audioGroupIds){for(var r=-1,n=this.hls.audioTracks[e.id].groupId,a=0;a0){var r=i.urlId,n=i.url[r];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 "+r+" "+n),this.clearTimer(),this.hls.trigger(s.a.LEVEL_LOADING,{url:n,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,n){return n!==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})},n=r,(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,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 n=this.currentLevelIndex,a=i[n],l=i[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}),r}(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===w.b.MAIN){var i=this.activeFragment,r=this.activeParts;if(!i)return null;if(r)for(var n=r.length;n--;){var a=r[n],s=a?a.end:i.appendedPTS;if(a.start<=t&&void 0!==s&&t<=s)return n>9&&(this.activeParts=r.slice(n-9)),a}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),n=r.length;n--;){var a=i[r[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,i){var r=this;Object.keys(this.fragments).forEach((function(n){var a=r.fragments[n];if(a)if(a.buffered){var s=a.range[t];s&&s.time.some((function(t){var i=!r.isTimeBuffered(t.startPTS,t.endPTS,e);return i&&r.removeFragment(a.body),i}))}else a.body.type===i&&r.removeFragment(a.body)}))},e.detectPartialFragments=function(t){var e=this,i=this.timeRanges,r=t.frag,n=t.part;if(i&&"initSegment"!==r.sn){var a=gt(r),s=this.fragments[a];s&&(Object.keys(i).forEach((function(t){var a=r.elementaryStreams[t];if(a){var o=i[t],l=null!==n||!0===a.partial;s.range[t]=e.getBufferedTimes(r,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),i=this.fragments[e];i&&(i.loaded=null,i.buffered=!0)},e.getBufferedTimes=function(t,e,i,r){for(var n={time:[],partial:i},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,r.start(u)),endPTS:Math.min(s,r.end(u))});break}if(ah)n.partial=!0,n.time.push({startPTS:Math.max(a,r.start(u)),endPTS:Math.min(s,r.end(u))});else if(s<=h)break}return n},e.getPartialFragment=function(t){var e,i,r,n=null,a=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),a<=e&&(n=u.body,a=e)))})),n},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,n,a=0;a=r&&e<=n)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 n=gt(i);this.fragments[n]={body:i,loaded:e,buffered:!1,range:Object.create(null)}}},e.onBufferAppended=function(t,e){var i=this,r=e.frag,n=e.part,a=e.timeRanges;if(r.type===w.b.MAIN)if(this.activeFragment=r,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(i.detectEvictedFragments(t,e),!n)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),n=0;n=r.start(n)&&i<=r.end(n))return!0}catch(t){}return!1},t.bufferInfo=function(e,i,r){try{if(e){var n,a=t.getBuffered(e),s=[];for(n=0;ns&&(r[a-1].end=t[n].end):r.push(t[n])}else r.push(t[n])}else r=t;for(var o,l=0,u=e,h=e,d=0;d=c&&ei.startCC||t&&t.cc0)i=n+1;else{if(!(s<0))return a;r=n-1}}return null}};function Dt(t,e,i,r){void 0===i&&(i=0),void 0===r&&(r=0);var n=null;if(t?n=e[t.sn-e[0].sn+1]||null:0===i&&0===e[0].start&&(n=e[0]),n&&0===Rt(i,r,n))return n;var a=At.search(e,Rt.bind(null,i,r));return a||n}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 n=new(Function.bind.apply(t,r));return i&&Ct(n,i.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 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 n=this.config,a=n.fLoader,s=n.loader;return new Promise((function(r,l){i.loader&&i.loader.destroy();var u=i.loader=t.loader=a?new a(n):new s(n),h=Ft(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){i.resetLoader(t,u),r({frag:t,part:null,payload:e.data,networkDetails:s})},onError:function(e,r,n){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:n}))},onAbort:function(e,r,n){i.resetLoader(t,u),l(new Mt({type:o.b.NETWORK_ERROR,details:o.a.INTERNAL_ABORTED,fatal:!1,frag:t,networkDetails:n}))},onTimeout:function(e,r,n){i.resetLoader(t,u),l(new Mt({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,networkDetails:n}))},onProgress:function(i,r,n,a){e&&e({frag:t,part:null,payload:n,networkDetails:a})}})}))},e.loadPart=function(t,e,i){var r=this;this.abort();var n=this.config,a=n.fLoader,s=n.loader;return new Promise((function(l,u){r.loader&&r.loader.destroy();var h=r.loader=t.loader=a?new a(n):new s(n),d=Ft(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){r.resetLoader(t,h),r.updateStatsFromPart(t,e);var u={frag:t,part:e,payload:n.data,networkDetails:o};i(u),l(u)},onError:function(i,n,a){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:a}))},onAbort:function(i,n,a){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:a}))},onTimeout:function(i,n,a){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:a}))}})}))},e.updateStatsFromPart=function(t,e){var i=t.stats,r=e.stats,n=r.total;if(i.loaded+=r.loaded,n){var a=Math.round(t.duration/e.duration),s=Math.min(Math.round(i.loaded/n),a),o=(a-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},n=i.byteRangeStartOffset,s=i.byteRangeEndOffset;return Object(a.a)(n)&&Object(a.a)(s)&&(r.rangeStart=n,r.rangeEnd=s),r}var Mt=function(t){var e,i;function r(e){for(var i,r=arguments.length,n=new Array(r>1?r-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=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===Kt&&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&&this.onvseeking&&this.onvended&&(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,n=this.state,s=i?i.currentTime:0,o=mt.bufferInfo(r||i,s,t.maxBufferHole);if(this.log("media seeking to "+(Object(a.a)(s)?s.toFixed(3):s)+", state: "+n),n===Qt)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 r.trigger(s.a.FRAG_DECRYPTED,{frag:t,payload:e,stats:{tstart:o,tdecrypt:n}}),i.payload=e,i}))}return i})).then((function(i){var r=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=Ht,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&&n.trigger(s.a.FRAG_BUFFERED,{stats:o,frag:r,part:null,id:t.type}),e.tick()})).catch((function(i){e.state!==Kt&&e.state!==$t&&(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+" "+(i?Ut.toString(mt.getBuffered(i)):"(detached)")),this.state=Ht,i&&(!this.loadedmetadata&&i.buffered.length&&this.fragCurrent===this.fragPrevious&&(this.loadedmetadata=!0,this.seekToStartPos()),this.tick())},c.seekToStartPos=function(){},c._handleFragmentLoadComplete=function(t){var e=this.transmuxer;if(e){var i=t.frag,r=t.part,n=t.partsLoaded,a=!n||0===n.length||n.some((function(t){return!t})),s=new yt(i.level,i.sn,i.stats.chunkCount+1,0,r?r.index:-1,!a);e.flush(s)}},c._handleFragmentLoadProgress=function(t){},c._doFragLoad=function(t,e,i,r){var n=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=Wt,this.hls.trigger(s.a.FRAG_LOADING,{frag:t,part:o[l],targetBufferTime:i}),this.doFragPartsLoad(t,o,l,r).catch((function(t){return n.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(a.a)(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=Wt,this.hls.trigger(s.a.FRAG_LOADING,{frag:t,targetBufferTime:i}),this.fragmentLoader.load(t,r).catch((function(t){return n.handleFragLoadError(t)}))},c.doFragPartsLoad=function(t,e,i,r){var n=this;return new Promise((function(a,o){var l=[];!function i(u){var h=e[u];n.fragmentLoader.loadPart(t,h,r).then((function(r){l[h.index]=r;var o=r.part;n.hls.trigger(s.a.FRAG_LOADED,r);var d=e[u+1];if(!d||d.fragment!==t)return a({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===zt){var i=e.frag,r=e.part,n=e.level,a=self.performance.now();i.stats.parsing.end=a,r&&(r.stats.parsing.end=a),this.updateLevelTiming(i,r,n,t.partial)}else this.fragCurrent||(this.state=Ht)},c.getCurrentContext=function(t){var e=this.levels,i=t.level,r=t.sn,n=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 a=e[i],s=n>-1?function(t,e,i){if(!t||!t.details)return null;var r=t.details.partList;if(r)for(var n=r.length;n--;){var a=r[n];if(a.index===i&&a.fragment.sn===e)return a}return null}(a,r,n):null,o=s?s.fragment:function(t,e,i){if(!t||!t.details)return null;var r=t.details,n=r.fragments[e-r.startSN];return n||((n=r.fragmentHint)&&n.sn===e?n:ea&&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(a.a)(r))return null;var n=mt.bufferInfo(t,r,i.maxBufferHole);if(0===n.len&&void 0!==n.nextStart){var s=this.fragmentTracker.getBufferedFrag(r,e);if(s&&n.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 n,a=this.config,s=i[0].start;if(e.live){var o=a.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(a.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&&n<=t.endSN){var s=e[n-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,n=this.config,a=this.fragPrevious,s=i.fragments,o=i.endSN,l=i.fragmentHint,u=n.maxFragLookUpTolerance,h=!!(n.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;if(a&&r.sn===a.sn&&!h)if(a&&r.level===a.level){var c=s[d+1];r.sn=a-e.maxFragLookUpTolerance&&n<=s;if(null!==r&&i.duration>r&&(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 i=this.startPosition;if(i"+t))}}])&&Bt(n.prototype,h),d&&Bt(n,d),Object.defineProperty(n,"prototype",{writable:!1}),r}(vt);function ee(){return self.MediaSource||self.WebKitMediaSource}function ie(){return self.SourceBuffer||self.WebKitSourceBuffer}var re=i(18),ne=i(10),ae=i(15),se=ee()||{isTypeSupported:function(){return!1}},oe=function(){function t(t,e,i,r){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=i,this.onFlush=r;var a=t.config,u=function(e,i){(i=i||{}).frag=n.frag,i.id=n.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:se.isTypeSupported("video/mp4"),mpeg:se.isTypeSupported("audio/mpeg"),mp3:se.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(19),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 ne.c(this.observer,h,a,d,e),this.worker=null}}else this.transmuxer=new ne.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 i=this.observer;i&&i.removeAllListeners(),this.frag=null,this.observer=null,this.hls=null},e.push=function(t,e,i,r,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=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===n.stats.parsing.start)&&(n.stats.parsing.start=D),!a||!S&&A||(a.stats.parsing.start=D);var R=!(y&&(null===(d=n.initSegment)||void 0===d?void 0:d.url)===(null===(c=y.initSegment)||void 0===c?void 0:c.url)),k=new ne.b(T,A,o,b,p,R);if(!A||T||R){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: "+A+"\n accurateTimeOffset: "+o+"\n timeOffset: "+p+"\n initSegmentChange: "+R);var _=new ne.a(i,r,e,s,h);this.configureTransmuxer(_)}if(this.frag=n,this.part=a,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(ne.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 n=i.flush(t);Object(ne.d)(n)?n.then((function(i){e.handleFlushResult(i,t)})):this.handleFlushResult(n,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}(),le=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,n=this.stalled;if(null!==r){var a=r.currentTime,s=r.seeking,o=this.seeking&&!s,u=!this.seeking&&s;if(this.seeking=s,a===t){if((u||o)&&(this.stalled=null),!(r.paused&&!s||r.ended||0===r.playbackRate)&&mt.getBuffered(r).length){var h=mt.bufferInfo(r,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(r,a,i.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 i=this.config,r=this.fragmentTracker,n=this.media;if(null!==n){var a=n.currentTime,s=r.getPartialFragment(a);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 n=r.currentTime,a=0,u=mt.getBuffered(r),h=0;h=a&&n1?(r=0,this.bitrateTest=!0):r=i.nextAutoLevel),this.level=i.nextLoadLevel=r,this.loadedmetadata=!1}e>0&&-1===t&&(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=Ht,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this._forceStartLoad=!0,this.state=Kt},h.stopLoad=function(){this._forceStartLoad=!1,t.prototype.stopLoad.call(this)},h.doTick=function(){switch(this.state){case Ht:this.doTickIdle();break;case Zt: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=Ht;break}break;case Yt: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.resetStartWhenNotLoaded(this.level),this.state=Ht)}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,n=this.levels,a=this.media,o=i.config,l=i.nextLoadLevel;if(null!==r&&(a||!this.startFragRequested&&o.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&n&&n[l]){var u=n[l];this.level=i.nextLoadLevel=l;var h=u.details;if(!h||this.state===Zt||h.live&&this.levelLastLoaded!==l)this.state=Zt;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=Qt)}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;a&&this.afterBufferFlushed(a,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 n,a=this.fragmentTracker.getState(e);this.fragCurrent=e,a===ut.NOT_LOADED?"initSegment"===e.sn?this._loadInitSegment(e):this.bitrateTest?(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)):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()},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 n=t[this.hls.nextLoadLevel],a=this.fragLastKbps;i=a&&this.fragCurrent?this.fragCurrent.duration*n.maxBitrate/(1e3*a)+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 Vt:case Wt:case Yt:case zt:case Xt:this.state=Ht}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 le(this.config,r,this.fragmentTracker,this.hls)},h.onMediaDetaching=function(){var e=this.media;e&&this.onvplaying&&this.onvseeked&&(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(a.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,n,a=!1,s=!1;e.levels.forEach((function(t){(i=t.audioCodec)&&(-1!==i.indexOf("mp4a.40.2")&&(a=!0),-1!==i.indexOf("mp4a.40.5")&&(s=!0))})),this.audioCodecSwitch=a&&s&&!("function"==typeof(null==(n=ie())||null===(r=n.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===Ht){var r=i[e.level];(!r.details||r.details.live&&this.levelLastLoaded!==e.level||this.waitForCdnTuneIn(r.details))&&(this.state=Zt)}},h.onLevelLoaded=function(t,e){var i,r=this.levels,n=e.level,a=e.details,o=a.totalduration;if(r){this.log("Level "+n+" loaded ["+a.startSN+","+a.endSN+"], cc ["+a.startCC+", "+a.endCC+"] duration:"+o);var l=this.fragCurrent;!l||this.state!==Wt&&this.state!==Yt||l.level!==e.level&&l.loader&&(this.state=Ht,this.backtrackFragment=null,l.loader.abort());var u=r[n],h=0;if(a.live||null!==(i=u.details)&&void 0!==i&&i.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===Zt){if(this.waitForCdnTuneIn(a))return;this.state=Ht}this.startFragRequested?a.live&&this.synchronizeToLiveEdge(a):this.setStartPosition(a,h),this.tick()}else this.warn("Levels were reset while loading level "+n)},h._handleFragmentLoadProgress=function(t){var e,i=t.frag,r=t.part,n=t.payload,a=this.levels;if(a){var s=a[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 oe(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,n.byteLength,f,g),p=this.initPTS[i.cc];c.push(n,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,n=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 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;i&&o.trigger(s.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(s.a.AUDIO_TRACK_SWITCHED,{id:n})}},h.onAudioTrackSwitched=function(t,e){var i=e.id,r=!!this.hls.audioTracks[i].url;if(r){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=r,this.tick()},h.onBufferCreated=function(t,e){var i,r,n=e.tracks,a=!1;for(var s in n){var o=n[s];if("main"===o.id){if(r=s,i=o,"video"===s){var l=n[s];l&&(this.videoBuffer=l.buffer)}}else a=!0}a&&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===Xt&&(this.state=Ht));var n=r?r.stats:i.stats;this.fragLastKbps=Math.round(8*n.total/(n.buffering.end-n.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!==$t&&(e.fatal?(this.warn(""+e.details),this.state=$t):e.levelRetry||this.state!==Zt||(this.state=Ht));break;case o.a.BUFFER_FULL_ERROR:if("main"===e.parent&&(this.state===zt||this.state===Xt)){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){if(this.loadedmetadata||!mt.getBuffered(t).length){var i=this.state!==Ht?this.fragCurrent:null;e.poll(this.lastCurrentTime,i)}this.lastCurrentTime=t.currentTime}},h.onFragLoadEmergencyAborted=function(){this.state=Ht,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;if(t){var e=t.currentTime,i=this.startPosition;if(i>=0&&e0&&(n1&&!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,n=e.level;r&&e.sn===r.sn&&r.level===n&&e.urlId===r.urlId||(this.hls.trigger(s.a.FRAG_CHANGED,{frag:e}),r&&r.level===n||this.hls.trigger(s.a.LEVEL_SWITCHED,{level:n}),this.fragPlaying=e)}}},n=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(a.a)(e)&&Object(a.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}}])&&ue(n.prototype,l),u&&ue(n,u),Object.defineProperty(n,"prototype",{writable:!1}),r}(te),ce=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}(),fe=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 ce(t),this.fast_=new ce(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 ce(t,i.getEstimate(),i.getTotalWeight())),this.fast_.halfLife!==e&&(this.fast_=new ce(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 ge(t,e){for(var i=0;ip;S--){var A=v[S].maxBitrate;if((L=T?u*A/(6.4*T):u*A/g)=b||(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 "+S+"\n Current BW estimate: "+(Object(a.a)(g)?(g/1024).toFixed(3):"Unknown")+" Kb/s\n Estimated load time for current fragment: "+b.toFixed(3)+" s\n Estimated load time for the next fragment: "+L.toFixed(3)+" s\n Time to underbuffer: "+E.toFixed(3)+" s"),i.nextLoadLevel=S,f&&this.bwEstimator.sample(d,o.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:o}))}}}}}},n.onFragLoaded=function(t,e){var i=e.frag,r=e.part;if(i.type===w.b.MAIN&&Object(a.a)(i.sn)){var n=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)+n.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:n,frag:i,part:r,id:i.type};this.onFragBuffered(s.a.FRAG_BUFFERED,d)}}},n.onFragBuffered=function(t,e){var i=e.frag,r=e.part,n=r?r.stats:i.stats;if(!n.aborted&&i.type===w.b.MAIN&&"initSegment"!==i.sn){var a=n.parsing.end-n.loading.start;this.bwEstimator.sample(a,n.loaded),n.bwEstimate=this.bwEstimator.getEstimate(),i.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,i=this.hls,r=i.maxAutoLevel,n=i.config,a=i.minAutoLevel,s=i.media,o=e?e.duration:t?t.duration:0,u=(s&&s.currentTime,s&&0!==s.playbackRate?Math.abs(s.playbackRate):1),h=this.bwEstimator?this.bwEstimator.getEstimate():n.abrEwmaDefaultEstimate,d=i.mainForwardBufferInfo,c=(d?d.len:0)/u,f=this.findBestLevel(h,a,r,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(h,a,r,c+g,v,p),Math.max(f,0)},n.findBestLevel=function(t,e,i,r,n,s){for(var o,u=this.fragCurrent,h=this.partCurrent,d=this.lastLoadedFragLevel,c=this.hls.levels,f=c[d],g=!(null==f||null===(o=f.details)||void 0===o||!o.live),v=null==f?void 0:f.codecSet,p=h?h.duration:u?u.duration:0,m=i;m>=e;m--){var y=c[m];if(y&&(!v||y.codecSet===v)){var T=y.details,b=(h?null==T?void 0:T.partTarget:null==T?void 0:T.averagetargetduration)||p,E=void 0;E=m<=d?n*t:s*t;var S=c[m].maxBitrate,L=S*b/E;if(l.b.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+m+"/"+Math.round(E)+"/"+S+"/"+b+"/"+r+"/"+L),E>S&&(0===L||!Object(a.a)(L)||g&&!this.bitrateTestDelay||L0&&-1===t?(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e,this.state=Ht):(this.loadedmetadata=!1,this.state=qt),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()},n.doTick=function(){switch(this.state){case Ht:this.doTickIdle();break;case qt:var e,i=this.levels,r=this.trackId,n=null==i||null===(e=i[r])||void 0===e?void 0:e.details;if(n){if(this.waitForCdnTuneIn(n))break;this.state=Jt}break;case Yt: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.resetStartWhenNotLoaded(this.trackId),this.state=Ht);break;case Jt: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=Wt;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=Ht}this.onTickEnd()},n.clearWaitingFragment=function(){var t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=Ht)},n.resetLoadingState=function(){this.clearWaitingFragment(),t.prototype.resetLoadingState.call(this)},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,i=this.hls,r=this.levels,n=this.media,a=this.trackId,o=i.config;if(r&&r[a]&&(n||!this.startFragRequested&&o.startFragPrefetch)){var l=r[a].details;if(!l||l.live&&this.levelLastLoaded!==a||this.waitForCdnTuneIn(l))this.state=qt;else{var u=this.mediaBuffer?this.mediaBuffer:this.media;this.bufferFlushed&&u&&(this.bufferFlushed=!1,this.afterBufferFlushed(u,p.a.AUDIO,w.b.AUDIO));var h=this.getFwdBufferInfo(u,w.b.AUDIO);if(null!==h){var d=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,w.b.MAIN),c=h.len,f=this.getMaxBufferLength(null==d?void 0:d.len),g=this.audioSwitch;if(!(c>=f)||g){if(!g&&this._streamEnded(h,l))return i.trigger(s.a.BUFFER_EOS,{type:"audio"}),void(this.state=Qt);var v=l.fragments[0].start,m=h.end;if(g&&n){var y=this.getLoadPosition();m=y,l.PTSKnown&&yv||h.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),n.currentTime=v+.05)}if(!(d&&m>d.end+l.targetduration)&&(d&&d.len||!h.len)){var T=this.getNextFragment(m,l);T?"identity"!==(null===(t=T.decryptdata)||void 0===t?void 0:t.keyFormat)||null!==(e=T.decryptdata)&&void 0!==e&&e.key?this.loadFragment(T,l,m):this.loadKey(T,l):this.bufferFlushed=!0}}}}}},n.getMaxBufferLength=function(e){var i=t.prototype.getMaxBufferLength.call(this);return e?Math.max(i,e):i},n.onMediaDetaching=function(){this.videoBuffer=null,t.prototype.onMediaDetaching.call(this)},n.onAudioTracksUpdated=function(t,e){var i=e.audioTracks;this.resetTransmuxer(),this.levels=i.map((function(t){return new Q(t)}))},n.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=Ht):this.state=Kt,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 i;if(null!=this.mainDetails){var r=this.levels,n=e.details,a=e.id;if(r){this.log("Track "+a+" loaded ["+n.startSN+","+n.endSN+"],duration:"+n.totalduration);var s=r[a],o=0;if(n.live||null!==(i=s.details)&&void 0!==i&&i.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!==qt||this.waitForCdnTuneIn(n)||(this.state=Ht),this.tick()}else this.warn("Audio tracks were reset while loading level "+a)}else this.cachedTrackLoadedData=e},n._handleFragmentLoadProgress=function(t){var e,i=t.frag,r=t.part,n=t.payload,a=this.config,s=this.trackId,o=this.levels;if(o){var l=o[s],u=l.details,h=a.defaultAudioCodec||l.audioCodec||"mp4a.40.2",d=this.transmuxer;d||(d=this.transmuxer=new oe(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,n.byteLength,g,v);d.push(n,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 pe,complete:!1}).cache.push(new Uint8Array(n)),this.waitingVideoCC=this.videoTrackCC,this.state=Jt}}else this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+i.sn+" of level "+i.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 i=e.tracks.audio;i&&(this.mediaBuffer=i.buffer||null),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer||null)},n.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)))},n.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!==$t&&this.state!==Kt&&(this.state=i.fatal?$t:Ht,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===zt||this.state===Xt)){var r=!0,n=this.getFwdBufferInfo(this.mediaBuffer,w.b.AUDIO);n&&n.len>.5&&(r=!this.reduceMaxBufferLength(n.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()}}},n.onBufferFlushed=function(t,e){e.type===p.a.AUDIO&&(this.bufferFlushed=!0)},n._handleTransmuxComplete=function(t){var e,i="audio",r=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.resetStartWhenNotLoaded(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=zt,this.audioSwitch&&d&&this.completeAudioSwitch(),null!=g&&g.tracks&&(this._bufferInitSegment(g.tracks,l,a),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,a)}if(null!=f&&null!==(e=f.samples)&&void 0!==e&&e.length){var b=me({id:i,frag:l,details:h},f);r.trigger(s.a.FRAG_PARSING_METADATA,b)}if(c){var E=me({id:i,frag:l,details:h},c);r.trigger(s.a.FRAG_PARSING_USERDATA,E)}}},n._bufferInitSegment=function(t,e,i){if(this.state===zt){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 n=r.initSegment;if(null!=n&&n.byteLength){var a={type:"audio",frag:e,part:null,chunkMeta:i,parent:e.type,data:n};this.hls.trigger(s.a.BUFFER_APPENDING,a)}this.tick()}}},n.loadFragment=function(e,i,r){var n=this.fragmentTracker.getState(e);this.fragCurrent=e,(this.audioSwitch||n===ut.NOT_LOADED||n===ut.PARTIAL)&&("initSegment"===e.sn?this._loadInitSegment(e):i.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=Jt):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,i,r)))},n.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}(te);function be(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],n=r.id,a=r.groupId,o=void 0===a?"":a,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:n,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=n[o].start&&s<=n[o].end){a=n[o];break}var l=i.start+i.duration;a?a.end=l:(a={start:s,end:l},n.push(a)),this.fragmentTracker.fragBuffered(i)}}},l.onBufferFlushing=function(t,e){var i=e.startOffset,r=e.endOffset;if(0===i&&r!==Number.POSITIVE_INFINITY){var n=this.currentTrackId,a=this.levels;if(!a.length||!a[n]||!a[n].details)return;var s=r-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,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&&nt(r,u.start);else r.hasProgramDateTime&&l.hasProgramDateTime?Lt(r,l):u&&nt(r,u.start)}if(o.details=r,this.levelLastLoaded=n,this.tick(),r.live&&!this.fragCurrent&&this.media&&this.state===Ht)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,n=this.hls;if(!this.fragContextChanged(e)&&i&&i.byteLength>0&&r&&r.key&&r.iv&&"AES-128"===r.method){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(i),r.key.buffer,r.iv.buffer).then((function(t){var i=performance.now();n.trigger(s.a.FRAG_DECRYPTED,{frag:e,payload:t,stats:{tstart:a,tdecrypt:i}})}))}},l.doTick=function(){if(this.media){if(this.state===Ht){var t=this.currentTrackId,e=this.levels;if(!e.length||!e[t]||!e[t].details)return;var i=e[t].details,r=i.targetduration,n=this.config,a=this.media,s=mt.bufferedInfo(this.tracksBuffered[this.currentTrackId]||[],a.currentTime-r,n.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>>=0)>r-1)throw new DOMException("Failed to execute '"+e+"' on 'TimeRanges': The index provided ("+i+") is greater than the maximum bound ("+r+")");return t[i][e]};this.buffered={get length(){return t.length},end:function(i){return e("end",i,t.length)},start:function(i){return e("start",i,t.length)}}};function ke(t,e){for(var i=0;i-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),Ie(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,n=this.trackId,a=this.tracksInGroup[n];if(a){var s=a.details;a.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,n=this.tracks.filter((function(t){return!i||t.groupId===i}));this.tracksInGroup=n;var a=this.findTrackId(null==r?void 0:r.name)||this.findTrackId();this.groupId=i;var o={subtitleTracks:n};this.log("Updating subtitle tracks, "+n.length+' track(s) found in "'+i+'" group-id'),this.hls.trigger(s.a.SUBTITLE_TRACKS_UPDATED,o),-1!==a&&this.setSubtitleTrack(a,r)}}},l.findTrackId=function(t){for(var e=this.tracksInGroup,i=0;i=r.length)){this.clearTimer();var n=r[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=Ie(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)}}])&&ke(n.prototype,a),o&&ke(n,o),Object.defineProperty(n,"prototype",{writable:!1}),r}(at),we=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],n=i[t];if(n.length){var a=n[0];try{a.execute()}catch(e){l.b.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),a.onError(e),r&&r.updating||(n.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}(),xe=ee(),Pe=/([ha]vc.)(?:\.[^.,]+)+/,Fe=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 we(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&&xe){var r=this.mediaSource=new xe;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 n=i.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(Pe,"$1"),f=(u||o).replace(Pe,"$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:n.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,n={execute:function(){var n=i.sourceBuffer[t];n&&(l.b.log("[buffer-controller]: changing "+t+" sourceBuffer type to "+e),n.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(n,t)},e.onBufferAppending=function(t,e){var i=this,r=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=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 n in e)r[n]=mt.getBuffered(e[n]);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.stopLoad())),r.trigger(s.a.ERROR,e)}};n.append(b,h)},e.onBufferFlushing=function(t,e){var i=this,r=this.operationQueue,n=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(n(e.type),e.type):this.getSourceBufferTypes().forEach((function(t){r.append(n(t),t)}))},e.onFragParsed=function(t,e){var i=this,r=e.frag,n=e.part,a=[],o=n?n.elementaryStreams:r.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: "+r.type+" level: "+r.level+" sn: "+r.sn),this.blockBuffers((function(){var t=self.performance.now();r.stats.buffering.end=t,n&&(n.stats.buffering.end=t);var e=n?n.stats:r.stats;i.hls.trigger(s.a.FRAG_BUFFERED,{frag:r,part:n,stats:e,id:r.type})}),a)},e.onFragChanged=function(t,e){this.flushBackBuffer()},e.onBufferEos=function(t,e){var i=this;this.getSourceBufferTypes().reduce((function(t,r){var n=i.sourceBuffer[r];return e.type&&e.type!==r||n&&!n.ended&&(n.ended=!0,l.b.log("[buffer-controller]: "+r+" sourceBuffer now EOS")),t&&!(n&&!n.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 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=i.currentTime,u=e.levelTargetDuration,h=Math.max(o,u),d=Math.floor(l/u)*u-h;n.forEach((function(i){var n=r[i];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: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,n=t.fragments[0].start+t.totalduration,s=i.duration,o=Object(a.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)):(n>o&&n>s||!Object(a.a)(s))&&(l.b.log("[buffer-controller]: Updating Media Source duration to "+n.toFixed(3)),r.duration=n)}},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),n=Math.max(r,r+t.totalduration);e.setLiveSeekableRange(r,n)}},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 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,i=this.mediaSource;if(!i)throw Error("createSourceBuffers called when mediaSource was null");var r=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]=i.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},r++}catch(t){l.b.error("[buffer-controller]: error while trying to add 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u=Object(a.a)(r.duration)?r.duration:1/0,h=Object(a.a)(n.duration)?n.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,n=e.map((function(t){return r.appendBlocker(t)}));Promise.all(n).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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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(Oe.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(Oe.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 Qe(t,e,i){i.a=t,i.b=e}function $e(t,e,i){return i.a===t&&i.b===e}var Je=function(){function t(t,e,i){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var r=new He;this.channels=[null,new Xe(t,e,r),new Xe(t+1,i,r)],this.cmdHistory={a:null,b:null},this.logger=r}var e=t.prototype;return e.getHandler=function(t){return this.channels[t].getHandler()},e.setHandler=function(t,e){this.channels[t].setHandler(e)},e.addData=function(t,e){var i,r,n,a=!1;this.logger.time=t;for(var s=0;s ("+Ve([r,n])+")"),(i=this.parseCmd(r,n))||(i=this.parseMidrow(r,n)),i||(i=this.parsePAC(r,n)),i||(i=this.parseBackgroundAttributes(r,n)),!i&&(a=this.parseChars(r,n))){var o=this.currentChannel;if(o&&o>0)this.channels[o].insertChars(a);else this.logger.log(Oe.WARNING,"No channel found yet. 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r=this.channels[i];return!!r&&(r.ccMIDROW(e),this.logger.log(Oe.DEBUG,"MIDROW ("+Ve([t,e])+")"),!0)}return!1},e.parsePAC=function(t,e){var i,r=this.cmdHistory;if(!((t>=17&&t<=23||t>=25&&t<=31)&&e>=64&&e<=127)&&!((16===t||24===t)&&e>=64&&e<=95))return!1;if($e(t,e,r))return Qe(null,null,r),!0;var n=t<=23?1:2;i=e>=64&&e<=95?1===n?Ue[t]:Ge[t]:1===n?Be[t]:je[t];var a=this.channels[n];return!!a&&(a.setPAC(this.interpretPAC(i,e)),Qe(t,e,r),this.currentChannel=n,!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,n=null,a=null;(t>=25?(i=2,a=t-8):(i=1,a=t),a>=17&&a<=19)?(r=17===a?e+80:18===a?e+112:e+144,this.logger.log(Oe.INFO,"Special char '"+Ne(r)+"' in channel 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r=this.getLicenseServerUrl(i.mediaKeySystemDomain),n=this._createLicenseXhr(r,t,e);l.b.log("Sending license request to URL: "+r);var a=this._generateLicenseRequestChallenge(i,t);n.send(a)}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})}},n.onMediaAttached=function(t,e){if(this._emeEnabled){var i=e.media;this._media=i,i.addEventListener("encrypted",this._onMediaEncrypted)}},n.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(){})))},n.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(Oi.WIDEVINE,i,r)}},e=t,(i=[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}])&&Pi(e.prototype,i),r&&Pi(e,r),Object.defineProperty(e,"prototype",{writable:!1}),t}();function Bi(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 Ki(t,e){(null==e||e>t.length)&&(e=t.length);for(var i=0,r=new Array(e);i-1?n+1:r.levels.length;e=r.levels.slice(0,a)}for(var s,o=ji(e);!(s=o()).done;){var l=s.value;l.bitrate>i&&(i=l.bitrate)}return i>0?i:NaN},e.getBufferLength=function(t){var 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t&&u.length&&(u.sort((function(t,e){return"auto"===t.line||"auto"===e.line?0:t.line>8&&e.line>8?e.line-t.line:t.line-e.line})),u.forEach((function(e){return N(t,e)}))),u}},enableWebVTT:!0,enableIMSC1:!0,enableCEA708Captions:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}),{},{subtitleStreamController:De,subtitleTrackController:Ce,timelineController:ki,audioStreamController:Te,audioTrackController:Se,emeController:Ui,cmcdController:Vi});function hr(t){var e=t.loader;e!==rr&&e!==qi?(l.b.log("[config]: Custom loader detected, cannot enable progressive streaming"),t.progressive=!1):function(){if(self.fetch&&self.AbortController&&self.ReadableStream&&self.Request)try{return new self.ReadableStream({}),!0}catch(t){}return!1}()&&(t.loader=rr,t.progressive=!0,t.enableSoftwareAES=!0,l.b.log("[config]: Progressive streaming enabled, using FetchLoader"))}function dr(t,e){for(var i=0;i=e)return r;return 0}},{key:"maxAutoLevel",get:function(){var t=this.levels,e=this.autoLevelCapping;return-1===e&&t&&t.length?t.length-1:e}},{key:"nextAutoLevel",get:function(){return Math.min(Math.max(this.abrController.nextAutoLevel,this.minAutoLevel),this.maxAutoLevel)},set:function(t){this.abrController.nextAutoLevel=Math.max(this.minAutoLevel,t)}},{key:"playingDate",get:function(){return this.streamController.currentProgramDateTime}},{key:"mainForwardBufferInfo",get:function(){return this.streamController.getMainFwdBufferInfo()}},{key:"audioTracks",get:function(){var t=this.audioTrackController;return t?t.audioTracks:[]}},{key:"audioTrack",get:function(){var t=this.audioTrackController;return t?t.audioTrack:-1},set:function(t){var e=this.audioTrackController;e&&(e.audioTrack=t)}},{key:"subtitleTracks",get:function(){var t=this.subtitleTrackController;return t?t.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var t=this.subtitleTrackController;return t?t.subtitleTrack:-1},set:function(t){var e=this.subtitleTrackController;e&&(e.subtitleTrack=t)}},{key:"media",get:function(){return this._media}},{key:"subtitleDisplay",get:function(){var t=this.subtitleTrackController;return!!t&&t.subtitleDisplay},set:function(t){var e=this.subtitleTrackController;e&&(e.subtitleDisplay=t)}},{key:"lowLatencyMode",get:function(){return this.config.lowLatencyMode},set:function(t){this.config.lowLatencyMode=t}},{key:"liveSyncPosition",get:function(){return this.latencyController.liveSyncPosition}},{key:"latency",get:function(){return this.latencyController.latency}},{key:"maxLatency",get:function(){return this.latencyController.maxLatency}},{key:"targetLatency",get:function(){return this.latencyController.targetLatency}},{key:"drift",get:function(){return this.latencyController.drift}},{key:"forceStartLoad",get:function(){return this.streamController.forceStartLoad}}])&&dr(e.prototype,i),r&&dr(e,r),Object.defineProperty(e,"prototype",{writable:!1}),t}();cr.defaultConfig=void 0}]).default}));
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