diff --git a/THIRD_PARTY.txt b/THIRD_PARTY.txt
index 7a4ae11f..9531a8fc 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/1.1.5/hls.min.js
+https://cdnjs.cloudflare.com/ajax/libs/hls.js/1.2.0/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/4.43.1/instantsearch.production.min.js
diff --git a/modules/internal/targets.js b/modules/internal/targets.js
index 5fd538a7..358730d0 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 '1.1.5';
+ if (type.startsWith('/hls.js/1.')) return '1.2.0';
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 a7ae21df..49aa7036 100644
--- a/pages/updates/updates.html
+++ b/pages/updates/updates.html
@@ -32,6 +32,7 @@
bootswatch v5.1.3 -> v5.2.0 (#1081)
Swiper v8.3.1 -> v8.3.2 (#1086)
tinymce v6.1.0 -> v6.1.1 (#1087)
+ hls.js v1.1.5 -> v1.2.0 (#1088)
Added
diff --git a/resources/hls.js/1.1.5/hls.min.jsm b/resources/hls.js/1.1.5/hls.min.jsm
deleted file mode 100644
index e2644507..00000000
--- a/resources/hls.js/1.1.5/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 r.d(e,"a",e),e},r.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},r.p="/dist/",r(r.s=20)}([function(t,e,r){"use strict";var i;r.d(e,"a",(function(){return i})),function(t){t.MEDIA_ATTACHING="hlsMediaAttaching",t.MEDIA_ATTACHED="hlsMediaAttached",t.MEDIA_DETACHING="hlsMediaDetaching",t.MEDIA_DETACHED="hlsMediaDetached",t.BUFFER_RESET="hlsBufferReset",t.BUFFER_CODECS="hlsBufferCodecs",t.BUFFER_CREATED="hlsBufferCreated",t.BUFFER_APPENDING="hlsBufferAppending",t.BUFFER_APPENDED="hlsBufferAppended",t.BUFFER_EOS="hlsBufferEos",t.BUFFER_FLUSHING="hlsBufferFlushing",t.BUFFER_FLUSHED="hlsBufferFlushed",t.MANIFEST_LOADING="hlsManifestLoading",t.MANIFEST_LOADED="hlsManifestLoaded",t.MANIFEST_PARSED="hlsManifestParsed",t.LEVEL_SWITCHING="hlsLevelSwitching",t.LEVEL_SWITCHED="hlsLevelSwitched",t.LEVEL_LOADING="hlsLevelLoading",t.LEVEL_LOADED="hlsLevelLoaded",t.LEVEL_UPDATED="hlsLevelUpdated",t.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",t.LEVELS_UPDATED="hlsLevelsUpdated",t.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",t.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",t.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",t.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",t.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",t.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",t.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",t.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",t.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",t.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",t.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",t.CUES_PARSED="hlsCuesParsed",t.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",t.INIT_PTS_FOUND="hlsInitPtsFound",t.FRAG_LOADING="hlsFragLoading",t.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",t.FRAG_LOADED="hlsFragLoaded",t.FRAG_DECRYPTED="hlsFragDecrypted",t.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",t.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",t.FRAG_PARSING_METADATA="hlsFragParsingMetadata",t.FRAG_PARSED="hlsFragParsed",t.FRAG_BUFFERED="hlsFragBuffered",t.FRAG_CHANGED="hlsFragChanged",t.FPS_DROP="hlsFpsDrop",t.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",t.ERROR="hlsError",t.DESTROYING="hlsDestroying",t.KEY_LOADING="hlsKeyLoading",t.KEY_LOADED="hlsKeyLoaded",t.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",t.BACK_BUFFER_REACHED="hlsBackBufferReached"}(i||(i={}))},function(t,e,r){"use 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D=R,k=null,_=[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],I=[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 O(t,e,r,i,n){if(!(r+24>e.length)){var a=x(e,r);if(a&&r+a.frameLength<=e.length){var s=i+n*(9e4*a.samplesPerFrame/a.sampleRate),o={unit:e.subarray(r,r+a.frameLength),pts:s,dts:s};return t.config=[],t.channelCount=a.channelCount,t.samplerate=a.sampleRate,t.samples.push(o),{sample:o,length:a.frameLength,missing:0}}}}function x(t,e){var r=t[e+1]>>3&3,i=t[e+1]>>1&3,n=t[e+2]>>4&15,a=t[e+2]>>2&3;if(1!==r&&0!==n&&15!==n&&3!==a){var s=t[e+2]>>1&1,o=t[e+3]>>6,l=1e3*_[14*(3===r?3-i:3===i?3:4)+n-1],u=I[3*(3===r?0:2===r?1:2)+a],h=3===o?1:2,d=C[r][i],c=w[i],f=8*d*c,g=Math.floor(d*l/u+s)*c;if(null===k){var v=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);k=v?parseInt(v[1]):0}return!!k&&k<=87&&2===i&&l>=224e3&&0===o&&(t[e+3]=128|t[e+3]),{sampleRate:u,channelCount:h,frameLength:g,samplesPerFrame:f}}}function P(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),r=this.word>>>32-e;return t>32&&f.b.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=e,this.bitsAvailable>0?this.word<<=e:this.bytesAvailable>0&&this.loadWord(),(e=t-e)>0&&this.bitsAvailable?r<>>t))return this.word<<=t,this.bitsAvailable-=t,t;return this.loadWord(),t+this.skipLZ()},e.skipUEG=function(){this.skipBits(1+this.skipLZ())},e.skipEG=function(){this.skipBits(1+this.skipLZ())},e.readUEG=function(){var t=this.skipLZ();return this.readBits(t+1)-1},e.readEG=function(){var t=this.readUEG();return 1&t?1+t>>>1:-1*(t>>>1)},e.readBoolean=function(){return 1===this.readBits(1)},e.readUByte=function(){return this.readBits(8)},e.readUShort=function(){return this.readBits(16)},e.readUInt=function(){return this.readBits(32)},e.skipScalingList=function(t){for(var e=8,r=8,i=0;i=t.length)return void r();if(!(t[e].unit.length<32)){var i=this.decrypter.isSync();if(this.decryptAacSample(t,e,r,i),!i)return}}},e.getAvcEncryptedData=function(t){for(var e=16*Math.floor((t.length-48)/160)+16,r=new Int8Array(e),i=0,n=32;n=t.length)return void i();for(var n=t[e].units;!(r>=n.length);r++){var a=n[r];if(!(a.data.length<=48||1!==a.type&&5!==a.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(t,e,r,i,a,s),!s)return}}}},t}(),B={video:1,audio:2,id3:3,text:4},G=function(){function t(t,e,r){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=t,this.config=e,this.typeSupported=r}t.probe=function(e){var r=t.syncOffset(e);return!(r<0)&&(r&&f.b.warn("MPEG2-TS detected but first sync word found @ offset "+r+", junk ahead ?"),!0)},t.syncOffset=function(t){for(var e=Math.min(1e3,t.length-564),r=0;r>4>1){if((_=R+5+e[R+4])===R+188)continue}else _=R+4;switch(k){case c:D&&(g&&(o=V(g))&&this.parseAVCPES(o,!1),g={data:[],size:0}),g&&(g.data.push(e.subarray(_,R+188)),g.size+=R+188-_);break;case v:D&&(m&&(o=V(m))&&(h.isAAC?this.parseAACPES(o):this.parseMPEGPES(o)),m={data:[],size:0}),m&&(m.data.push(e.subarray(_,R+188)),m.size+=R+188-_);break;case p:D&&(y&&(o=V(y))&&this.parseID3PES(o),y={data:[],size:0}),y&&(y.data.push(e.subarray(_,R+188)),y.size+=R+188-_);break;case 0:D&&(_+=e[_]+1),E=this._pmtId=j(e,_);break;case E:D&&(_+=e[_]+1);var I=H(e,_,!0===this.typeSupported.mpeg||!0===this.typeSupported.mp3,a);(c=I.avc)>0&&(u.pid=c),(v=I.audio)>0&&(h.pid=v,h.isAAC=I.isAAC),(p=I.id3)>0&&(d.pid=p),T&&!b&&(f.b.log("reparse from beginning"),T=!1,R=L-188),b=this.pmtParsed=!0;break;case 17:case 8191:break;default:T=!0}}else A++;A>0&&this.observer.emit(i.a.ERROR,i.a.ERROR,{type:n.b.MEDIA_ERROR,details:n.a.FRAG_PARSING_ERROR,fatal:!1,reason:"Found "+A+" TS packet/s that do not start with 0x47"}),u.pesData=g,h.pesData=m,d.pesData=y;var C={audioTrack:h,avcTrack:u,id3Track:d,textTrack:this._txtTrack};return s&&this.extractRemainingSamples(C),C},e.flush=function(){var t,e=this.remainderData;return this.remainderData=null,t=e?this.demux(e,-1,!1,!0):{audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(t),this.sampleAes?this.decrypt(t,this.sampleAes):t},e.extractRemainingSamples=function(t){var e,r=t.audioTrack,i=t.avcTrack,n=t.id3Track,a=i.pesData,s=r.pesData,o=n.pesData;a&&(e=V(a))?(this.parseAVCPES(e,!0),i.pesData=null):i.pesData=a,s&&(e=V(s))?(r.isAAC?this.parseAACPES(e):this.parseMPEGPES(e),r.pesData=null):(null!=s&&s.size&&f.b.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=s),o&&(e=V(o))?(this.parseID3PES(e),n.pesData=null):n.pesData=o},e.demuxSampleAes=function(t,e,r){var i=this.demux(t,r,!0,!this.config.progressive),n=this.sampleAes=new U(this.observer,this.config,e);return this.decrypt(i,n)},e.decrypt=function(t,e){return new Promise((function(r){var i=t.audioTrack,n=t.avcTrack;i.samples&&i.isAAC?e.decryptAacSamples(i.samples,0,(function(){n.samples?e.decryptAvcSamples(n.samples,0,0,(function(){r(t)})):r(t)})):n.samples&&e.decryptAvcSamples(n.samples,0,0,(function(){r(t)}))}))},e.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},e.parseAVCPES=function(t,e){var r,i=this,n=this._avcTrack,a=this.parseAVCNALu(t.data),s=this.avcSample,l=!1;t.data=null,s&&a.length&&!n.audFound&&(W(s,n),s=this.avcSample=K(!1,t.pts,t.dts,"")),a.forEach((function(e){switch(e.type){case 1:r=!0,s||(s=i.avcSample=K(!0,t.pts,t.dts,"")),s.frame=!0;var a=e.data;if(l&&a.length>4){var u=new N(a).readSliceType();2!==u&&4!==u&&7!==u&&9!==u||(s.key=!0)}break;case 5:r=!0,s||(s=i.avcSample=K(!0,t.pts,t.dts,"")),s.key=!0,s.frame=!0;break;case 6:r=!0;var h=new N(q(e.data));h.readUByte();for(var d=0,c=0,f=!1,g=0;!f&&h.bytesAvailable>1;){d=0;do{d+=g=h.readUByte()}while(255===g);c=0;do{c+=g=h.readUByte()}while(255===g);if(4===d&&0!==h.bytesAvailable){if(f=!0,181===h.readUByte())if(49===h.readUShort())if(1195456820===h.readUInt())if(3===h.readUByte()){for(var v=h.readUByte(),p=31&v,m=[v,h.readUByte()],y=0;y16){for(var T=[],b=0;b<16;b++)T.push(h.readUByte().toString(16)),3!==b&&5!==b&&7!==b&&9!==b||T.push("-");for(var E=c-16,S=new Uint8Array(E),L=0;L=0){var d={data:t.subarray(u,l-a-1),type:h};o.push(d)}else{var c=this.getLastNalUnit();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(t.subarray(0,r),c.data.byteLength),c.data=f,c.state=0}}l=0&&a>=0){var g={data:t.subarray(u,i),type:h,state:a};o.push(g)}if(0===o.length){var v=this.getLastNalUnit();if(v){var p=new Uint8Array(v.data.byteLength+t.byteLength);p.set(v.data,0),p.set(t,v.data.byteLength),v.data=p}}return n.naluState=a,o},e.parseAACPES=function(t){var e,r,a,s,o,l=0,u=this._audioTrack,h=this.aacOverFlow,d=t.data;if(h){this.aacOverFlow=null;var c=h.sample.unit.byteLength,g=Math.min(h.missing,c),v=c-g;h.sample.unit.set(d.subarray(0,g),v),u.samples.push(h.sample),l=h.missing}for(e=l,r=d.length;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((r=(e[4]<<8)+e[5])&&r>t.size-6)return null;var u=e[7];192&u&&(n=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,64&u?n-(a=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2)>54e5&&(f.b.warn(Math.round((n-a)/9e4)+"s delta between PTS and DTS, align them"),n=a):a=n);var h=(i=e[8])+9;if(t.size<=h)return null;t.size-=h;for(var d=new Uint8Array(t.size),c=0,g=o.length;cv){h-=v;continue}e=e.subarray(h),v-=h,h=0}d.set(e,s),s+=v}return r&&(r-=i+3),{data:d,pts:n,dts:a,len:r}}return null}function W(t,e){if(t.units.length&&t.frame){if(void 0===t.pts){var r=e.samples,i=r.length;if(!i)return void e.dropped++;var n=r[i-1];t.pts=n.pts,t.dts=n.dts}e.samples.push(t)}t.debug.length&&f.b.log(t.pts+"/"+t.dts+":"+t.debug)}function Y(t,e){var r=t.length;if(r>0){if(e.pts>=t[r-1].pts)t.push(e);else for(var i=r-1;i>=0;i--)if(e.pts0?this.lastEndDTS=p:(f.b.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var m=!!c.audio,y=!!c.video,T="";m&&(T+="audio"),y&&(T+="video");var b={data1:h,startPTS:v,startDTS:v,endPTS:p,endDTS:p,type:T,hasAudio:m,hasVideo:y,nb:1,dropped:0};return u.audio="audio"===b.type?b:void 0,u.video="audio"!==b.type?b:void 0,u.text=i,u.id3=r,u.initSegment=d,u},t}(),et=function(t,e,r){return Object(l.d)(t,e)-r};function rt(t,e){var r=null==t?void 0:t.codec;return r&&r.length>4?r:"hvc1"===r?"hvc1.1.c.L120.90":"av01"===r?"av01.0.04M.08":"avc1"===r||e===Z.a.VIDEO?"avc1.42e01e":"mp4a.40.5"}var it,nt=tt,at=r(13);try{it=self.performance.now.bind(self.performance)}catch(t){f.b.debug("Unable to use Performance API on this environment"),it=self.Date.now}var st=[{demux:X,remux:J.a},{demux:D,remux:nt},{demux:A,remux:J.a},{demux:$,remux:J.a}],ot=1024;st.forEach((function(t){var e=t.demux;ot=Math.max(ot,e.minProbeByteLength)}));var lt=function(){function t(t,e,r,i,n){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new at.a,this.observer=t,this.typeSupported=e,this.config=r,this.vendor=i,this.id=n}var e=t.prototype;return e.configure=function(t){this.transmuxConfig=t,this.decrypter&&this.decrypter.reset()},e.push=function(t,e,r,i){var n=this,a=r.transmuxing;a.executeStart=it();var s=new Uint8Array(t),o=this.cache,u=this.config,h=this.currentTransmuxState,d=this.transmuxConfig;i&&(this.currentTransmuxState=i);var c=function(t,e){var r=null;t.byteLength>0&&null!=e&&null!=e.key&&null!==e.iv&&null!=e.method&&(r=e);return r}(s,e);if(c&&"AES-128"===c.method){var f=this.getDecrypter();if(!u.enableSoftwareAES)return this.decryptionPromise=f.webCryptoDecrypt(s,c.key.buffer,c.iv.buffer).then((function(t){var e=n.push(t,null,r);return n.decryptionPromise=null,e})),this.decryptionPromise;var g=f.softwareDecrypt(s,c.key.buffer,c.iv.buffer);if(!g)return a.executeEnd=it(),ut(r);s=new Uint8Array(g)}var v=i||h,p=v.contiguous,m=v.discontinuity,y=v.trackSwitch,T=v.accurateTimeOffset,b=v.timeOffset,E=v.initSegmentChange,S=d.audioCodec,L=d.videoCodec,A=d.defaultInitPts,R=d.duration,D=d.initSegmentData;if((m||y||E)&&this.resetInitSegment(D,S,L,R),(m||E)&&this.resetInitialTimestamp(A),p||this.resetContiguity(),this.needsProbing(s,m,y)){if(o.dataLength){var k=o.flush();s=Object(l.a)(k,s)}this.configureTransmuxer(s,d)}var _=this.transmux(s,c,b,T,r),I=this.currentTransmuxState;return I.contiguous=!0,I.discontinuity=!1,I.trackSwitch=!1,a.executeEnd=it(),_},e.flush=function(t){var e=this,r=t.transmuxing;r.executeStart=it();var a=this.decrypter,s=this.cache,o=this.currentTransmuxState,l=this.decryptionPromise;if(l)return l.then((function(){return e.flush(t)}));var u=[],h=o.timeOffset;if(a){var d=a.flush();d&&u.push(this.push(d,null,t))}var c=s.dataLength;s.reset();var f=this.demuxer,g=this.remuxer;if(!f||!g)return c>=ot&&this.observer.emit(i.a.ERROR,i.a.ERROR,{type:n.b.MEDIA_ERROR,details:n.a.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),r.executeEnd=it(),[ut(t)];var v=f.flush(h);return ht(v)?v.then((function(r){return e.flushRemux(u,r,t),u})):(this.flushRemux(u,v,t),u)},e.flushRemux=function(t,e,r){var i=e.audioTrack,n=e.avcTrack,a=e.id3Track,s=e.textTrack,o=this.currentTransmuxState,l=o.accurateTimeOffset,u=o.timeOffset;f.b.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var h=this.remuxer.remux(i,n,a,s,u,l,!0,this.id);t.push({remuxResult:h,chunkMeta:r}),r.transmuxing.executeEnd=it()},e.resetInitialTimestamp=function(t){var e=this.demuxer,r=this.remuxer;e&&r&&(e.resetTimeStamp(t),r.resetTimeStamp(t))},e.resetContiguity=function(){var t=this.demuxer,e=this.remuxer;t&&e&&(t.resetContiguity(),e.resetNextTimestamp())},e.resetInitSegment=function(t,e,r,i){var n=this.demuxer,a=this.remuxer;n&&a&&(n.resetInitSegment(e,r,i),a.resetInitSegment(t,e,r))},e.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},e.transmux=function(t,e,r,i,n){return e&&"SAMPLE-AES"===e.method?this.transmuxSampleAes(t,e,r,i,n):this.transmuxUnencrypted(t,r,i,n)},e.transmuxUnencrypted=function(t,e,r,i){var n=this.demuxer.demux(t,e,!1,!this.config.progressive),a=n.audioTrack,s=n.avcTrack,o=n.id3Track,l=n.textTrack;return{remuxResult:this.remuxer.remux(a,s,o,l,e,r,!1,this.id),chunkMeta:i}},e.transmuxSampleAes=function(t,e,r,i,n){var a=this;return this.demuxer.demuxSampleAes(t,e,r).then((function(t){return{remuxResult:a.remuxer.remux(t.audioTrack,t.avcTrack,t.id3Track,t.textTrack,r,i,!1,a.id),chunkMeta:n}}))},e.configureTransmuxer=function(t,e){for(var r,i=this.config,n=this.observer,a=this.typeSupported,s=this.vendor,o=e.audioCodec,l=e.defaultInitPts,u=e.duration,h=e.initSegmentData,d=e.videoCodec,c=0,g=st.length;c>>8^255&p^99,t[f]=p,e[p]=f;var m=c[f],y=c[m],T=c[y],b=257*c[p]^16843008*p;i[f]=b<<24|b>>>8,n[f]=b<<16|b>>>16,a[f]=b<<8|b>>>24,s[f]=b,b=16843009*T^65537*y^257*m^16843008*f,l[p]=b<<24|b>>>8,u[p]=b<<16|b>>>16,h[p]=b<<8|b>>>24,d[p]=b,f?(f=m^c[c[c[T^m]]],g^=c[c[g]]):f=g=1}},e.expandKey=function(t){for(var e=this.uint8ArrayToUint32Array_(t),r=!0,i=0;i1?r-1:0),n=1;n>24&255,o[1]=e>>16&255,o[2]=e>>8&255,o[3]=255&e,o.set(t,4),a=0,e=8;a>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,85,196,0,0]))},t.mdia=function(e){return t.box(t.types.mdia,t.mdhd(e.timescale,e.duration),t.hdlr(e.type),t.minf(e))},t.mfhd=function(e){return t.box(t.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))},t.minf=function(e){return"audio"===e.type?t.box(t.types.minf,t.box(t.types.smhd,t.SMHD),t.DINF,t.stbl(e)):t.box(t.types.minf,t.box(t.types.vmhd,t.VMHD),t.DINF,t.stbl(e))},t.moof=function(e,r,i){return t.box(t.types.moof,t.mfhd(e),t.traf(i,r))},t.moov=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trak(e[r]);return t.box.apply(null,[t.types.moov,t.mvhd(e[0].timescale,e[0].duration)].concat(i).concat(t.mvex(e)))},t.mvex=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trex(e[r]);return t.box.apply(null,[t.types.mvex].concat(i))},t.mvhd=function(e,r){r*=e;var i=Math.floor(r/(a+1)),n=Math.floor(r%(a+1)),s=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return t.box(t.types.mvhd,s)},t.sdtp=function(e){var r,i,n=e.samples||[],a=new Uint8Array(4+n.length);for(r=0;r>>8&255),a.push(255&n),a=a.concat(Array.prototype.slice.call(i));for(r=0;r>>8&255),s.push(255&n),s=s.concat(Array.prototype.slice.call(i));var o=t.box(t.types.avcC,new Uint8Array([1,a[3],a[4],a[5],255,224|e.sps.length].concat(a).concat([e.pps.length]).concat(s))),l=e.width,u=e.height,h=e.pixelRatio[0],d=e.pixelRatio[1];return t.box(t.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,u>>8&255,255&u,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,t.box(t.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),t.box(t.types.pasp,new Uint8Array([h>>24,h>>16&255,h>>8&255,255&h,d>>24,d>>16&255,d>>8&255,255&d])))},t.esds=function(t){var e=t.config.length;return new Uint8Array([0,0,0,0,3,23+e,0,1,0,4,15+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([e]).concat(t.config).concat([6,1,2]))},t.mp4a=function(e){var r=e.samplerate;return t.box(t.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),t.box(t.types.esds,t.esds(e)))},t.mp3=function(e){var r=e.samplerate;return t.box(t.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},t.stsd=function(e){return"audio"===e.type?e.isAAC||"mp3"!==e.codec?t.box(t.types.stsd,t.STSD,t.mp4a(e)):t.box(t.types.stsd,t.STSD,t.mp3(e)):t.box(t.types.stsd,t.STSD,t.avc1(e))},t.tkhd=function(e){var r=e.id,i=e.duration*e.timescale,n=e.width,s=e.height,o=Math.floor(i/(a+1)),l=Math.floor(i%(a+1));return t.box(t.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,o>>24,o>>16&255,o>>8&255,255&o,l>>24,l>>16&255,l>>8&255,255&l,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,n>>8&255,255&n,0,0,s>>8&255,255&s,0,0]))},t.traf=function(e,r){var i=t.sdtp(e),n=e.id,s=Math.floor(r/(a+1)),o=Math.floor(r%(a+1));return t.box(t.types.traf,t.box(t.types.tfhd,new Uint8Array([0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n])),t.box(t.types.tfdt,new Uint8Array([1,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o])),t.trun(e,i.length+16+20+8+16+8+8),i)},t.trak=function(e){return e.duration=e.duration||4294967295,t.box(t.types.trak,t.tkhd(e),t.mdia(e))},t.trex=function(e){var r=e.id;return t.box(t.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},t.trun=function(e,r){var i,n,a,s,o,l,u=e.samples||[],h=u.length,d=12+16*h,c=new Uint8Array(d);for(r+=8+d,c.set([0,0,15,1,h>>>24&255,h>>>16&255,h>>>8&255,255&h,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),i=0;i>>24&255,a>>>16&255,a>>>8&255,255&a,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,61440&o.degradPrio,15&o.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return t.box(t.types.trun,c)},t.initSegment=function(e){t.types||t.init();var r=t.moov(e),i=new Uint8Array(t.FTYP.byteLength+r.byteLength);return i.set(t.FTYP),i.set(r,t.FTYP.byteLength),i},t}();s.types=void 0,s.HDLR_TYPES=void 0,s.STTS=void 0,s.STSC=void 0,s.STCO=void 0,s.STSZ=void 0,s.VMHD=void 0,s.SMHD=void 0,s.STSD=void 0,s.FTYP=void 0,s.DINF=void 0;var o=s,l=r(0),u=r(2),h=r(1),d=r(4),c=r(8);function f(){return(f=Object.assign||function(t){for(var e=1;e0?t:r.pts}),t[0].pts);return e&&h.b.debug("PTS rollover detected"),r},e.remux=function(t,e,r,i,n,a,s,o){var l,u,c,f,g,v,p=n,m=n,T=t.pid>-1,b=e.pid>-1,E=e.samples.length,S=t.samples.length>0,L=E>1;if((!T||S)&&(!b||L)||this.ISGenerated||s){this.ISGenerated||(c=this.generateIS(t,e,n));var A=this.isVideoContiguous,R=-1;if(L&&(R=function(t){for(var e=0;e0){h.b.warn("[mp4-remuxer]: Dropped "+R+" out of "+E+" video samples due to a missing keyframe");var D=this.getVideoStartPts(e.samples);e.samples=e.samples.slice(R),e.dropped+=R,m+=(e.samples[0].pts-D)/(e.timescale||9e4)}else-1===R&&(h.b.warn("[mp4-remuxer]: No keyframe found out of "+E+" video samples"),v=!1);if(this.ISGenerated){if(S&&L){var k=this.getVideoStartPts(e.samples),_=(y(t.samples[0].pts,k)-k)/e.inputTimeScale;p+=Math.max(0,_),m+=Math.max(0,-_)}if(S){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,b||L||o===d.b.AUDIO?m:void 0),L){var I=u?u.endPTS-u.startPTS:0;e.inputTimeScale||(h.b.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),c=this.generateIS(t,e,n)),l=this.remuxVideo(e,m,A,I)}}else L&&(l=this.remuxVideo(e,m,A,0));l&&(l.firstKeyFrame=R,l.independent=-1!==R)}}return this.ISGenerated&&(r.samples.length&&(g=this.remuxID3(r,n)),i.samples.length&&(f=this.remuxText(i,n))),{audio:u,video:l,initSegment:c,independent:v,text:f,id3:g}},e.generateIS=function(t,e,r){var n,a,s,l=t.samples,u=e.samples,h=this.typeSupported,d={},c=!Object(i.a)(this._initPTS),f="audio/mp4";if(c&&(n=a=1/0),t.config&&l.length&&(t.timescale=t.samplerate,t.isAAC||(h.mpeg?(f="audio/mpeg",t.codec=""):h.mp3&&(t.codec="mp3")),d.audio={id:"audio",container:f,codec:t.codec,initSegment:!t.isAAC&&h.mpeg?new Uint8Array(0):o.initSegment([t]),metadata:{channelCount:t.channelCount}},c&&(s=t.inputTimeScale,n=a=l[0].pts-Math.round(s*r))),e.sps&&e.pps&&u.length&&(e.timescale=e.inputTimeScale,d.video={id:"main",container:"video/mp4",codec:e.codec,initSegment:o.initSegment([e]),metadata:{width:e.width,height:e.height}},c)){s=e.inputTimeScale;var g=this.getVideoStartPts(u),v=Math.round(s*r);a=Math.min(a,y(u[0].dts,g)-v),n=Math.min(n,g-v)}if(Object.keys(d).length)return this.ISGenerated=!0,c&&(this._initPTS=n,this._initDTS=a),{tracks:d,initPTS:n,timescale:s}},e.remuxVideo=function(t,e,r,i){var n,a,s,d=t.inputTimeScale,v=t.samples,m=[],b=v.length,E=this._initPTS,S=this.nextAvcDts,L=8,A=Number.POSITIVE_INFINITY,R=Number.NEGATIVE_INFINITY,D=0,k=!1;r&&null!==S||(S=e*d-(v[0].pts-y(v[0].dts,v[0].pts)));for(var _=0;_I.pts){D=Math.max(Math.min(D,I.pts-I.dts),-18e3)}I.dts0?_-1:_].dts&&(k=!0)}k&&v.sort((function(t,e){var r=t.dts-e.dts,i=t.pts-e.pts;return r||i})),a=v[0].dts,s=v[v.length-1].dts;var C=Math.round((s-a)/(b-1));if(D<0){if(D<-2*C){h.b.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(c.b)(-C,!0)+" ms");for(var w=D,O=0;OC;if(M||P<-1){M?h.b.warn("AVC: "+Object(c.b)(P,!0)+" ms ("+P+"dts) hole between fragments detected, filling it"):h.b.warn("AVC: "+Object(c.b)(-P,!0)+" ms ("+P+"dts) overlapping between fragments detected"),a=S;var F=v[0].pts-P;v[0].dts=a,v[0].pts=F,h.b.log("Video: First PTS/DTS adjusted: "+Object(c.b)(F,!0)+"/"+Object(c.b)(a,!0)+", delta: "+Object(c.b)(P,!0)+" ms")}}p&&(a=Math.max(0,a));for(var N=0,U=0,B=0;B0?X-1:X].dts;if(it.stretchShortVideoTrack&&null!==this.nextAudioPts){var at=Math.floor(it.maxBufferHole*d),st=(i?A+i*d:this.nextAudioPts)-z.pts;st>at?((n=st-nt)<0&&(n=nt),h.b.log("[mp4-remuxer]: It is approximately "+st/90+" ms to the next segment; using duration "+n/90+" ms for the last video frame.")):n=nt}else n=nt}var ot=Math.round(z.pts-z.dts);m.push(new T(z.key,n,$,ot))}if(m.length&&g&&g<70){var lt=m[0].flags;lt.dependsOn=2,lt.isNonSync=0}this.nextAvcDts=S=s+n,this.isVideoContiguous=!0;var ut={data1:o.moof(t.sequenceNumber++,a,f({},t,{samples:m})),data2:W,startPTS:A/d,endPTS:(R+n)/d,startDTS:a/d,endDTS:S/d,type:"video",hasAudio:!1,hasVideo:!0,nb:m.length,dropped:t.dropped};return t.samples=[],t.dropped=0,ut},e.remuxAudio=function(t,e,r,i,a){var s=t.inputTimeScale,d=s/(t.samplerate?t.samplerate:s),c=t.isAAC?1024:1152,g=c*d,v=this._initPTS,p=!t.isAAC&&this.typeSupported.mpeg,m=[],b=t.samples,E=p?0:8,S=this.nextAudioPts||-1,L=e*s;if(this.isAudioContiguous=r=r||b.length&&S>0&&(i&&Math.abs(L-S)<9e3||Math.abs(y(b[0].pts-v,L)-S)<20*g),b.forEach((function(t){t.pts=y(t.pts-v,L)})),!r||S<0){if(!(b=b.filter((function(t){return t.pts>=0}))).length)return;S=0===a?0:i?Math.max(0,L):b[0].pts}if(t.isAAC)for(var A=void 0!==a,R=this.config.maxAudioFramesDrift,D=0,k=S;D=R*g&&w<1e4&&A){var O=Math.round(C/g);(k=I-O*g)<0&&(O--,k+=g),0===D&&(this.nextAudioPts=S=k),h.b.warn("[mp4-remuxer]: Injecting "+O+" audio frame @ "+(k/s).toFixed(3)+"s due to "+Math.round(1e3*C/s)+" ms gap.");for(var x=0;x0))return;B+=E;try{F=new Uint8Array(B)}catch(t){return void this.observer.emit(l.a.ERROR,l.a.ERROR,{type:u.b.MUX_ERROR,details:u.a.REMUX_ALLOC_ERROR,fatal:!1,bytes:B,reason:"fail allocating audio mdat "+B})}p||(new DataView(F.buffer).setUint32(0,B),F.set(o.types.mdat,4))}F.set(V,E);var Y=V.byteLength;E+=Y,m.push(new T(!0,c,Y,0)),U=W}var q=m.length;if(q){var X=m[m.length-1];this.nextAudioPts=S=U+d*X.duration;var z=p?new Uint8Array(0):o.moof(t.sequenceNumber++,N/d,f({},t,{samples:m}));t.samples=[];var Q=N/s,$=S/s,J={data1:z,data2:F,startPTS:Q,endPTS:$,startDTS:Q,endDTS:$,type:"audio",hasAudio:!0,hasVideo:!1,nb:q};return this.isAudioContiguous=!0,J}},e.remuxEmptyAudio=function(t,e,r,i){var a=t.inputTimeScale,s=a/(t.samplerate?t.samplerate:a),o=this.nextAudioPts,l=(null!==o?o:i.startDTS*a)+this._initDTS,u=i.endDTS*a+this._initDTS,d=1024*s,c=Math.ceil((u-l)/d),f=n.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);if(h.b.warn("[mp4-remuxer]: remux empty Audio"),f){for(var g=[],v=0;v4294967296;)t+=r;return t}var T=function(t,e,r,i){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=e,this.size=r,this.cts=i,this.flags=new b(t)},b=function(t){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=t?2:1,this.isNonSync=t?0:1}},function(t,e,r){"use strict";r.d(e,"a",(function(){return a}));var i=r(11);function n(t,e){for(var r=0;r0}),!1)}t.exports=function(t,e){e=e||{};var n={main:r.m},o=e.all?{main:Object.keys(n.main)}:function(t,e){for(var r={main:[e]},i={main:[]},n={main:{}};s(r);)for(var o=Object.keys(r),l=0;lt.endSN||e>0||0===e&&r>0,this.updated||this.advanced?this.misses=Math.floor(.6*t.misses):this.misses=t.misses+1,this.availabilityDelay=t.availabilityDelay},e=t,(r=[{key:"hasProgramDateTime",get:function(){return!!this.fragments.length&&Object(n.a)(this.fragments[this.fragments.length-1].programDateTime)}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||10}},{key:"drift",get:function(){var t=this.driftEndTime-this.driftStartTime;return t>0?1e3*(this.driftEnd-this.driftStart)/t:1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var t;return null!==(t=this.fragments)&&void 0!==t&&t.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}])&&h(e.prototype,r),i&&h(e,i),t}(),c=r(17),f=/^(\d+)x(\d+)$/,g=/\s*(.+?)\s*=((?:\".*?\")|.*?)(?:,|$)/g,v=function(){function t(e){for(var r in"string"==typeof e&&(e=t.parseAttrList(e)),e)e.hasOwnProperty(r)&&(this[r]=e[r])}var e=t.prototype;return e.decimalInteger=function(t){var e=parseInt(this[t],10);return e>Number.MAX_SAFE_INTEGER?1/0:e},e.hexadecimalInteger=function(t){if(this[t]){var e=(this[t]||"0x").slice(2);e=(1&e.length?"0":"")+e;for(var r=new Uint8Array(e.length/2),i=0;iNumber.MAX_SAFE_INTEGER?1/0:e},e.decimalFloatingPoint=function(t){return parseFloat(this[t])},e.optionalFloat=function(t,e){var r=this[t];return r?parseFloat(r):e},e.enumeratedString=function(t){return this[t]},e.bool=function(t){return"YES"===this[t]},e.decimalResolution=function(t){var e=f.exec(this[t]);if(null!==e)return{width:parseInt(e[1],10),height:parseInt(e[2],10)}},t.parseAttrList=function(t){var e,r={};for(g.lastIndex=0;null!==(e=g.exec(t));){var i=e[2];0===i.indexOf('"')&&i.lastIndexOf('"')===i.length-1&&(i=i.slice(1,-1)),r[e[1]]=i}return r},t}(),p={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 m(t,e){return MediaSource.isTypeSupported((e||"video")+'/mp4;codecs="'+t+'"')}var y=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,T=/#EXT-X-MEDIA:(.*)/g,b=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),E=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),S=/\.(mp4|m4s|m4v|m4a)$/i;var L=function(){function t(){}return t.findGroup=function(t,e){for(var r=0;r2){var r=e.shift()+".";return r+=parseInt(e.shift()).toString(16),r+=("000"+parseInt(e.shift()).toString(16)).substr(-4)}return t},t.resolve=function(t,e){return i.buildAbsoluteURL(e,t,{alwaysNormalize:!0})},t.parseMasterPlaylist=function(e,r){var i,n=[],a={},s=!1;for(y.lastIndex=0;null!=(i=y.exec(e));)if(i[1]){var o=new v(i[1]),l={attrs:o,bitrate:o.decimalInteger("AVERAGE-BANDWIDTH")||o.decimalInteger("BANDWIDTH"),name:o.NAME,url:t.resolve(i[2],r)},u=o.decimalResolution("RESOLUTION");u&&(l.width=u.width,l.height=u.height),A((o.CODECS||"").split(/[ ,]+/).filter((function(t){return t})),l),l.videoCodec&&-1!==l.videoCodec.indexOf("avc1")&&(l.videoCodec=t.convertAVC1ToAVCOTI(l.videoCodec)),n.push(l)}else if(i[3]){var h=new v(i[3]);h["DATA-ID"]&&(s=!0,a[h["DATA-ID"]]=h)}return{levels:n,sessionData:s?a:null}},t.parseMasterPlaylistMedia=function(e,r,i,n){var a;void 0===n&&(n=[]);var s=[],o=0;for(T.lastIndex=0;null!==(a=T.exec(e));){var l=new v(a[1]);if(l.TYPE===i){var u={attrs:l,bitrate:0,id:o++,groupId:l["GROUP-ID"],instreamId:l["INSTREAM-ID"],name:l.NAME||l.LANGUAGE||"",type:i,default:l.bool("DEFAULT"),autoselect:l.bool("AUTOSELECT"),forced:l.bool("FORCED"),lang:l.LANGUAGE,url:l.URI?t.resolve(l.URI,r):""};if(n.length){var h=t.findGroup(n,u.groupId)||n[0];R(u,h,"audioCodec"),R(u,h,"textCodec")}s.push(u)}}return s},t.parseLevelPlaylist=function(t,e,r,a,s){var l,h,f,g=new d(e),p=g.fragments,m=null,y=0,T=0,L=0,A=0,R=null,k=new u.b(a,e),_=-1,I=!1;for(b.lastIndex=0,g.m3u8=t;null!==(l=b.exec(t));){I&&(I=!1,(k=new u.b(a,e)).start=L,k.sn=y,k.cc=A,k.level=r,m&&(k.initSegment=m,k.rawProgramDateTime=m.rawProgramDateTime));var C=l[1];if(C){k.duration=parseFloat(C);var w=(" "+l[2]).slice(1);k.title=w||null,k.tagList.push(w?["INF",C,w]:["INF",C])}else if(l[3])Object(n.a)(k.duration)&&(k.start=L,f&&(k.levelkey=f),k.sn=y,k.level=r,k.cc=A,k.urlId=s,p.push(k),k.relurl=(" "+l[3]).slice(1),D(k,R),R=k,L+=k.duration,y++,T=0,I=!0);else if(l[4]){var O=(" "+l[4]).slice(1);R?k.setByteRange(O,R):k.setByteRange(O)}else if(l[5])k.rawProgramDateTime=(" "+l[5]).slice(1),k.tagList.push(["PROGRAM-DATE-TIME",k.rawProgramDateTime]),-1===_&&(_=p.length);else{if(!(l=l[0].match(E))){o.b.warn("No matches on slow regex match for level playlist!");continue}for(h=1;h-1){o.b.warn("Keyformat "+q+" is not supported from the manifest");continue}if("identity"!==q)continue;j&&(f=c.a.fromURL(e,H),H&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(j)>=0&&(f.method=j,f.keyFormat=q,Y&&(f.keyID=Y),W&&(f.keyFormatVersions=W),f.iv=V));break;case"START":var X=new v(P).decimalFloatingPoint("TIME-OFFSET");Object(n.a)(X)&&(g.startTimeOffset=X);break;case"MAP":var z=new v(P);k.relurl=z.URI,z.BYTERANGE&&k.setByteRange(z.BYTERANGE),k.level=r,k.sn="initSegment",f&&(k.levelkey=f),k.initSegment=null,m=k,I=!0;break;case"SERVER-CONTROL":var Q=new v(P);g.canBlockReload=Q.bool("CAN-BLOCK-RELOAD"),g.canSkipUntil=Q.optionalFloat("CAN-SKIP-UNTIL",0),g.canSkipDateRanges=g.canSkipUntil>0&&Q.bool("CAN-SKIP-DATERANGES"),g.partHoldBack=Q.optionalFloat("PART-HOLD-BACK",0),g.holdBack=Q.optionalFloat("HOLD-BACK",0);break;case"PART-INF":var $=new v(P);g.partTarget=$.decimalFloatingPoint("PART-TARGET");break;case"PART":var J=g.partList;J||(J=g.partList=[]);var Z=T>0?J[J.length-1]:void 0,tt=T++,et=new u.c(new v(P),k,e,tt,Z);J.push(et),k.duration+=et.duration;break;case"PRELOAD-HINT":var rt=new v(P);g.preloadHint=rt;break;case"RENDITION-REPORT":var it=new v(P);g.renditionReports=g.renditionReports||[],g.renditionReports.push(it);break;default:o.b.warn("line parsed but not handled: "+l)}}}R&&!R.relurl?(p.pop(),L-=R.duration,g.partList&&(g.fragmentHint=R)):g.partList&&(D(k,R),k.cc=A,g.fragmentHint=k);var nt=p.length,at=p[0],st=p[nt-1];if((L+=g.skippedSegments*g.targetduration)>0&&nt&&st){g.averagetargetduration=L/nt;var ot=st.sn;g.endSN="initSegment"!==ot?ot:0,at&&(g.startCC=at.cc,at.initSegment||g.fragments.every((function(t){return t.relurl&&(e=t.relurl,S.test(null!=(r=null===(n=i.parseURL(e))||void 0===n?void 0:n.path)?r:""));var e,r,n}))&&(o.b.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),(k=new u.b(a,e)).relurl=st.relurl,k.level=r,k.sn="initSegment",at.initSegment=k,g.needSidxRanges=!0))}else g.endSN=0,g.startCC=0;return g.fragmentHint&&(L+=g.fragmentHint.duration),g.totalduration=L,g.endCC=A,_>0&&function(t,e){for(var r=t[e],i=e;i--;){var n=t[i];if(!n)return;n.programDateTime=r.programDateTime-1e3*n.duration,r=n}}(p,_),g},t}();function A(t,e){["video","audio","text"].forEach((function(r){var i=t.filter((function(t){return function(t,e){var r=p[e];return!!r&&!0===r[t.slice(0,4)]}(t,r)}));if(i.length){var n=i.filter((function(t){return 0===t.lastIndexOf("avc1",0)||0===t.lastIndexOf("mp4a",0)}));e[r+"Codec"]=n.length>0?n[0]:i[0],t=t.filter((function(t){return-1===i.indexOf(t)}))}})),e.unknownCodecs=t}function R(t,e,r){var i=e[r];i&&(t[r]=i)}function D(t,e){t.rawProgramDateTime?t.programDateTime=Date.parse(t.rawProgramDateTime):null!=e&&e.programDateTime&&(t.programDateTime=e.endProgramDateTime),Object(n.a)(t.programDateTime)||(t.programDateTime=null,t.rawProgramDateTime=null)}var k=r(4);function _(t,e){var r=t.url;return void 0!==r&&0!==r.indexOf("data:")||(r=e.url),r}var I=function(){function t(t){this.hls=void 0,this.loaders=Object.create(null),this.hls=t,this.registerListeners()}var e=t.prototype;return e.registerListeners=function(){var t=this.hls;t.on(a.a.MANIFEST_LOADING,this.onManifestLoading,this),t.on(a.a.LEVEL_LOADING,this.onLevelLoading,this),t.on(a.a.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.on(a.a.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.unregisterListeners=function(){var t=this.hls;t.off(a.a.MANIFEST_LOADING,this.onManifestLoading,this),t.off(a.a.LEVEL_LOADING,this.onLevelLoading,this),t.off(a.a.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(a.a.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.createInternalLoader=function(t){var e=this.hls.config,r=e.pLoader,i=e.loader,n=new(r||i)(e);return t.loader=n,this.loaders[t.type]=n,n},e.getInternalLoader=function(t){return this.loaders[t.type]},e.resetInternalLoader=function(t){this.loaders[t]&&delete this.loaders[t]},e.destroyInternalLoaders=function(){for(var t in this.loaders){var e=this.loaders[t];e&&e.destroy(),this.resetInternalLoader(t)}},e.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},e.onManifestLoading=function(t,e){var r=e.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:k.a.MANIFEST,url:r,deliveryDirectives:null})},e.onLevelLoading=function(t,e){var r=e.id,i=e.level,n=e.url,a=e.deliveryDirectives;this.load({id:r,groupId:null,level:i,responseType:"text",type:k.a.LEVEL,url:n,deliveryDirectives:a})},e.onAudioTrackLoading=function(t,e){var r=e.id,i=e.groupId,n=e.url,a=e.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:k.a.AUDIO_TRACK,url:n,deliveryDirectives:a})},e.onSubtitleTrackLoading=function(t,e){var r=e.id,i=e.groupId,n=e.url,a=e.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:k.a.SUBTITLE_TRACK,url:n,deliveryDirectives:a})},e.load=function(t){var e,r,i,n,a,s,l=this.hls.config,u=this.getInternalLoader(t);if(u){var h=u.context;if(h&&h.url===t.url)return void o.b.trace("[playlist-loader]: playlist request ongoing");o.b.log("[playlist-loader]: aborting previous loader for type: "+t.type),u.abort()}switch(t.type){case k.a.MANIFEST:r=l.manifestLoadingMaxRetry,i=l.manifestLoadingTimeOut,n=l.manifestLoadingRetryDelay,a=l.manifestLoadingMaxRetryTimeout;break;case k.a.LEVEL:case k.a.AUDIO_TRACK:case k.a.SUBTITLE_TRACK:r=0,i=l.levelLoadingTimeOut;break;default:r=l.levelLoadingMaxRetry,i=l.levelLoadingTimeOut,n=l.levelLoadingRetryDelay,a=l.levelLoadingMaxRetryTimeout}if((u=this.createInternalLoader(t),null!==(e=t.deliveryDirectives)&&void 0!==e&&e.part)&&(t.type===k.a.LEVEL&&null!==t.level?s=this.hls.levels[t.level].details:t.type===k.a.AUDIO_TRACK&&null!==t.id?s=this.hls.audioTracks[t.id].details:t.type===k.a.SUBTITLE_TRACK&&null!==t.id&&(s=this.hls.subtitleTracks[t.id].details),s)){var d=s.partTarget,c=s.targetduration;d&&c&&(i=Math.min(1e3*Math.max(3*d,.8*c),i))}var f={timeout:i,maxRetry:r,retryDelay:n,maxRetryDelay:a,highWaterMark:0},g={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};u.load(t,f,g)},e.loadsuccess=function(t,e,r,i){if(void 0===i&&(i=null),r.isSidxRequest)return this.handleSidxRequest(t,r),void this.handlePlaylistLoaded(t,e,r,i);this.resetInternalLoader(r.type);var n=t.data;0===n.indexOf("#EXTM3U")?(e.parsing.start=performance.now(),n.indexOf("#EXTINF:")>0||n.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(t,e,r,i):this.handleMasterPlaylist(t,e,r,i)):this.handleManifestParsingError(t,r,"no EXTM3U delimiter",i)},e.loaderror=function(t,e,r){void 0===r&&(r=null),this.handleNetworkError(e,r,!1,t)},e.loadtimeout=function(t,e,r){void 0===r&&(r=null),this.handleNetworkError(e,r,!0)},e.handleMasterPlaylist=function(t,e,r,i){var n=this.hls,s=t.data,l=_(t,r),u=L.parseMasterPlaylist(s,l),h=u.levels,d=u.sessionData;if(h.length){var c=h.map((function(t){return{id:t.attrs.AUDIO,audioCodec:t.audioCodec}})),f=h.map((function(t){return{id:t.attrs.SUBTITLES,textCodec:t.textCodec}})),g=L.parseMasterPlaylistMedia(s,l,"AUDIO",c),p=L.parseMasterPlaylistMedia(s,l,"SUBTITLES",f),m=L.parseMasterPlaylistMedia(s,l,"CLOSED-CAPTIONS");if(g.length)g.some((function(t){return!t.url}))||!h[0].audioCodec||h[0].attrs.AUDIO||(o.b.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),g.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new v({}),bitrate:0,url:""}));n.trigger(a.a.MANIFEST_LOADED,{levels:h,audioTracks:g,subtitles:p,captions:m,url:l,stats:e,networkDetails:i,sessionData:d})}else this.handleManifestParsingError(t,r,"no level found in manifest",i)},e.handleTrackOrLevelPlaylist=function(t,e,r,i){var o=this.hls,l=r.id,u=r.level,h=r.type,d=_(t,r),c=Object(n.a)(l)?l:0,f=Object(n.a)(u)?u:c,g=function(t){switch(t.type){case k.a.AUDIO_TRACK:return k.b.AUDIO;case k.a.SUBTITLE_TRACK:return k.b.SUBTITLE;default:return k.b.MAIN}}(r),p=L.parseLevelPlaylist(t.data,d,f,g,c);if(p.fragments.length){if(h===k.a.MANIFEST){var m={attrs:new v({}),bitrate:0,details:p,name:"",url:d};o.trigger(a.a.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:d,stats:e,networkDetails:i,sessionData:null})}if(e.parsing.end=performance.now(),p.needSidxRanges){var y,T=null===(y=p.fragments[0].initSegment)||void 0===y?void 0:y.url;this.load({url:T,isSidxRequest:!0,type:h,level:u,levelDetails:p,id:l,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null})}else r.levelDetails=p,this.handlePlaylistLoaded(t,e,r,i)}else o.trigger(a.a.ERROR,{type:s.b.NETWORK_ERROR,details:s.a.LEVEL_EMPTY_ERROR,fatal:!1,url:d,reason:"no fragments found in level",level:"number"==typeof r.level?r.level:void 0})},e.handleSidxRequest=function(t,e){var r=Object(l.g)(new Uint8Array(t.data));if(r){var i=r.references,n=e.levelDetails;i.forEach((function(t,e){var i=t.info,a=n.fragments[e];0===a.byteRange.length&&a.setByteRange(String(1+i.end-i.start)+"@"+String(i.start)),a.initSegment&&a.initSegment.setByteRange(String(r.moovEndOffset)+"@0")}))}},e.handleManifestParsingError=function(t,e,r,i){this.hls.trigger(a.a.ERROR,{type:s.b.NETWORK_ERROR,details:s.a.MANIFEST_PARSING_ERROR,fatal:e.type===k.a.MANIFEST,url:t.url,reason:r,response:t,context:e,networkDetails:i})},e.handleNetworkError=function(t,e,r,i){void 0===r&&(r=!1),o.b.warn("[playlist-loader]: A network "+(r?"timeout":"error")+" occurred while loading "+t.type+" level: "+t.level+" id: "+t.id+' group-id: "'+t.groupId+'"');var n=s.a.UNKNOWN,l=!1,u=this.getInternalLoader(t);switch(t.type){case k.a.MANIFEST:n=r?s.a.MANIFEST_LOAD_TIMEOUT:s.a.MANIFEST_LOAD_ERROR,l=!0;break;case k.a.LEVEL:n=r?s.a.LEVEL_LOAD_TIMEOUT:s.a.LEVEL_LOAD_ERROR,l=!1;break;case k.a.AUDIO_TRACK:n=r?s.a.AUDIO_TRACK_LOAD_TIMEOUT:s.a.AUDIO_TRACK_LOAD_ERROR,l=!1;break;case k.a.SUBTITLE_TRACK:n=r?s.a.SUBTITLE_TRACK_LOAD_TIMEOUT:s.a.SUBTITLE_LOAD_ERROR,l=!1}u&&this.resetInternalLoader(t.type);var h={type:s.b.NETWORK_ERROR,details:n,fatal:l,url:t.url,loader:u,context:t,networkDetails:e};i&&(h.response=i),this.hls.trigger(a.a.ERROR,h)},e.handlePlaylistLoaded=function(t,e,r,i){var n=r.type,s=r.level,o=r.id,l=r.groupId,u=r.loader,h=r.levelDetails,d=r.deliveryDirectives;if(null!=h&&h.targetduration){if(u)switch(h.live&&(u.getCacheAge&&(h.ageHeader=u.getCacheAge()||0),u.getCacheAge&&!isNaN(h.ageHeader)||(h.ageHeader=0)),n){case k.a.MANIFEST:case k.a.LEVEL:this.hls.trigger(a.a.LEVEL_LOADED,{details:h,level:s||0,id:o||0,stats:e,networkDetails:i,deliveryDirectives:d});break;case k.a.AUDIO_TRACK:this.hls.trigger(a.a.AUDIO_TRACK_LOADED,{details:h,id:o||0,groupId:l||"",stats:e,networkDetails:i,deliveryDirectives:d});break;case k.a.SUBTITLE_TRACK:this.hls.trigger(a.a.SUBTITLE_TRACK_LOADED,{details:h,id:o||0,groupId:l||"",stats:e,networkDetails:i,deliveryDirectives:d})}}else this.handleManifestParsingError(t,r,"invalid target duration",i)},t}(),C=function(){function t(t){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=t,this._registerListeners()}var e=t.prototype;return e._registerListeners=function(){this.hls.on(a.a.KEY_LOADING,this.onKeyLoading,this)},e._unregisterListeners=function(){this.hls.off(a.a.KEY_LOADING,this.onKeyLoading)},e.destroy=function(){for(var t in this._unregisterListeners(),this.loaders){var e=this.loaders[t];e&&e.destroy()}this.loaders={}},e.onKeyLoading=function(t,e){var r=e.frag,i=r.type,n=this.loaders[i];if(r.decryptdata){var s=r.decryptdata.uri;if(s!==this.decrypturl||null===this.decryptkey){var l=this.hls.config;if(n&&(o.b.warn("abort previous key loader for type:"+i),n.abort()),!s)return void o.b.warn("key uri is falsy");var u=l.loader,h=r.loader=this.loaders[i]=new u(l);this.decrypturl=s,this.decryptkey=null;var d={url:s,frag:r,responseType:"arraybuffer"},c={timeout:l.fragLoadingTimeOut,maxRetry:0,retryDelay:l.fragLoadingRetryDelay,maxRetryDelay:l.fragLoadingMaxRetryTimeout,highWaterMark:0},f={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};h.load(d,c,f)}else this.decryptkey&&(r.decryptdata.key=this.decryptkey,this.hls.trigger(a.a.KEY_LOADED,{frag:r}))}else o.b.warn("Missing decryption data on fragment in onKeyLoading")},e.loadsuccess=function(t,e,r){var i=r.frag;i.decryptdata?(this.decryptkey=i.decryptdata.key=new Uint8Array(t.data),i.loader=null,delete this.loaders[i.type],this.hls.trigger(a.a.KEY_LOADED,{frag:i})):o.b.error("after key load, decryptdata unset")},e.loaderror=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(a.a.ERROR,{type:s.b.NETWORK_ERROR,details:s.a.KEY_LOAD_ERROR,fatal:!1,frag:r,response:t})},e.loadtimeout=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(a.a.ERROR,{type:s.b.NETWORK_ERROR,details:s.a.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},t}();function w(t,e){var r;try{r=new Event("addtrack")}catch(t){(r=document.createEvent("Event")).initEvent("addtrack",!1,!1)}r.track=t,e.dispatchEvent(r)}function O(t,e){var r=t.mode;if("disabled"===r&&(t.mode="hidden"),t.cues&&!t.cues.getCueById(e.id))try{if(t.addCue(e),!t.cues.getCueById(e.id))throw new Error("addCue is failed for: "+e)}catch(r){o.b.debug("[texttrack-utils]: "+r);var i=new self.TextTrackCue(e.startTime,e.endTime,e.text);i.id=e.id,t.addCue(i)}"disabled"===r&&(t.mode=r)}function x(t){var e=t.mode;if("disabled"===e&&(t.mode="hidden"),t.cues)for(var r=t.cues.length;r--;)t.removeCue(t.cues[r]);"disabled"===e&&(t.mode=e)}function P(t,e,r){var i=t.mode;if("disabled"===i&&(t.mode="hidden"),t.cues&&t.cues.length>0)for(var n=function(t,e,r){var i=[],n=function(t,e){if(et[r].endTime)return-1;var i=0,n=r;for(;i<=n;){var a=Math.floor((n+i)/2);if(et[a].startTime&&i-1)for(var a=n,s=t.length;a=e&&o.endTime<=r)i.push(o);else if(o.startTime>r)return i}return i}(t.cues,e,r),a=0;a.05&&this.forwardBufferLength>1){var u=Math.min(2,Math.max(1,a)),h=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;t.playbackRate=Math.min(u,Math.max(1,h))}else 1!==t.playbackRate&&0!==t.playbackRate&&(t.playbackRate=1)}}}}},n.estimateLiveEdge=function(){var t=this.levelDetails;return null===t?null:t.edge+t.age},n.computeLatency=function(){var t=this.estimateLiveEdge();return null===t?null:t-this.currentTime},e=t,(r=[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var t=this.config,e=this.levelDetails;return void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:e?t.liveMaxLatencyDurationCount*e.targetduration:0}},{key:"targetLatency",get:function(){var t=this.levelDetails;if(null===t)return null;var e=t.holdBack,r=t.partHoldBack,i=t.targetduration,n=this.config,a=n.liveSyncDuration,s=n.liveSyncDurationCount,o=n.lowLatencyMode,l=this.hls.userConfig,u=o&&r||e;(l.liveSyncDuration||l.liveSyncDurationCount||0===u)&&(u=void 0!==a?a:s*i);var h=i;return u+Math.min(1*this.stallCount,h)}},{key:"liveSyncPosition",get:function(){var t=this.estimateLiveEdge(),e=this.targetLatency,r=this.levelDetails;if(null===t||null===e||null===r)return null;var i=r.edge,n=t-e-this.edgeStalled,a=i-r.totalduration,s=i-(this.config.lowLatencyMode&&r.partTarget||r.targetduration);return Math.min(Math.max(a,n),s)}},{key:"drift",get:function(){var t=this.levelDetails;return null===t?1:t.drift}},{key:"edgeStalled",get:function(){var t=this.levelDetails;if(null===t)return 0;var e=3*(this.config.lowLatencyMode&&t.partTarget||t.targetduration);return Math.max(t.age-e,0)}},{key:"forwardBufferLength",get:function(){var t=this.media,e=this.levelDetails;if(!t||!e)return 0;var r=t.buffered.length;return r?t.buffered.end(r-1):e.edge-this.currentTime}}])&&N(e.prototype,r),i&&N(e,i),t}();function G(t,e){for(var r=0;rt.sn?(a=r-t.start,i=t):(a=t.start-r,i=e),i.duration!==a&&(i.duration=a)}else if(e.sn>t.sn){t.cc===e.cc&&t.minEndPTS?e.start=t.start+(t.minEndPTS-t.start):e.start=t.start+t.duration}else e.start=Math.max(t.start-e.duration,0)}function Y(t,e,r,i,a,s){i-r<=0&&(o.b.warn("Fragment should have a positive duration",e),i=r+e.duration,s=a+e.duration);var l=r,u=i,h=e.startPTS,d=e.endPTS;if(Object(n.a)(h)){var c=Math.abs(h-r);Object(n.a)(e.deltaPTS)?e.deltaPTS=Math.max(c,e.deltaPTS):e.deltaPTS=c,l=Math.max(r,h),r=Math.min(r,h),a=Math.min(a,e.startDTS),u=Math.min(i,d),i=Math.max(i,d),s=Math.max(s,e.endDTS)}e.duration=i-r;var f=r-e.start;e.appendedPTS=i,e.start=e.startPTS=r,e.maxStartPTS=l,e.startDTS=a,e.endPTS=i,e.minEndPTS=u,e.endDTS=s;var g,v=e.sn;if(!t||vt.endSN)return 0;var p=v-t.startSN,m=t.fragments;for(m[p]=e,g=p;g>0;g--)W(m[g],m[g-1]);for(g=p;g=0;a--){var s=i[a].initSegment;if(s){r=s;break}}t.fragmentHint&&delete t.fragmentHint.endPTS;var l,u=0;(function(t,e,r){for(var i=e.skippedSegments,n=Math.max(t.startSN,e.startSN)-e.startSN,a=(t.fragmentHint?1:0)+(i?e.endSN:Math.min(t.endSN,e.endSN))-e.startSN,s=e.startSN-t.startSN,o=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,l=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,u=n;u<=a;u++){var h=l[s+u],d=o[u];i&&!d&&u=i.length||z(e,i[r].start)}function z(t,e){if(e){for(var r=t.fragments,i=t.skippedSegments;ie.partTarget&&(l+=1)}if(Object(n.a)(o))return new K(o,Object(n.a)(l)?l:void 0,U.No)}}},e.loadPlaylist=function(t){},e.shouldLoadTrack=function(t){return this.canLoad&&t&&!!t.url&&(!t.details||t.details.live)},e.playlistLoaded=function(t,e,r){var i=this,n=e.details,a=e.stats,s=a.loading.end?Math.max(0,self.performance.now()-a.loading.end):0;if(n.advancedDateTime=Date.now()-s,n.live||null!=r&&r.live){if(n.reloaded(r),r&&this.log("live playlist "+t+" "+(n.advanced?"REFRESHED "+n.lastPartSn+"-"+n.lastPartIndex:"MISSED")),r&&n.fragments.length>0&&q(r,n),!this.canLoad||!n.live)return;var o,l=void 0,u=void 0;if(n.canBlockReload&&n.endSN&&n.advanced){var h=this.hls.config.lowLatencyMode,d=n.lastPartSn,c=n.endSN,f=n.lastPartIndex,g=d===c;-1!==f?(l=g?c+1:d,u=g?h?0:f:f+1):l=c+1;var v=n.age,p=v+n.ageHeader,m=Math.min(p-n.partTarget,1.5*n.targetduration);if(m>0){if(r&&m>r.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+r.tuneInGoal+" to: "+m+" with playlist age: "+n.age),m=0;else{var y=Math.floor(m/n.targetduration);if(l+=y,void 0!==u)u+=Math.round(m%n.targetduration/n.partTarget);this.log("CDN Tune-in age: "+n.ageHeader+"s last advanced "+v.toFixed(2)+"s goal: "+m+" skip sn "+y+" to part "+u)}n.tuneInGoal=m}if(o=this.getDeliveryDirectives(n,e.deliveryDirectives,l,u),h||!g)return void this.loadPlaylist(o)}else o=this.getDeliveryDirectives(n,e.deliveryDirectives,l,u);var T=function(t,e){var r,i=1e3*t.levelTargetDuration,n=i/2,a=t.age,s=a>0&&a<3*i,o=e.loading.end-e.loading.start,l=t.availabilityDelay;if(!1===t.updated)if(s){var u=333*t.misses;r=Math.max(Math.min(n,2*o),u),t.availabilityDelay=(t.availabilityDelay||0)+r}else r=n;else s?(l=Math.min(l||i/2,a),t.availabilityDelay=l,r=l+i-a):r=i-o;return Math.round(r)}(n,a);void 0!==l&&n.canBlockReload&&(T-=n.partTarget||1),this.log("reload live playlist "+t+" in "+Math.round(T)+" ms"),this.timer=self.setTimeout((function(){return i.loadPlaylist(o)}),T)}else this.clearTimer()},e.getDeliveryDirectives=function(t,e,r,i){var n=function(t,e){var r=t.canSkipUntil,i=t.canSkipDateRanges,n=t.endSN;return r&&(void 0!==e?e-n:0)-1&&null!==(e=t.context)&&void 0!==e&&e.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+t.details+'"'),this.loadPlaylist();else{var a=Math.min(Math.pow(2,this.retryCount)*i.levelLoadingRetryDelay,i.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout((function(){return r.loadPlaylist()}),a),this.warn("retry playlist loading #"+this.retryCount+" in "+a+' ms after "'+t.details+'"')}else this.warn('cannot recover from error "'+t.details+'"'),this.clearTimer(),t.fatal=!0;return n},t}();function $(){return($=Object.assign||function(t){for(var e=1;e0){r=n[0].bitrate,n.sort((function(t,e){return t.bitrate-e.bitrate})),this._levels=n;for(var f=0;fthis.hls.config.fragLoadingMaxRetry&&(a=r.frag.level)):a=r.frag.level}break;case s.a.LEVEL_LOAD_ERROR:case s.a.LEVEL_LOAD_TIMEOUT:i&&(i.deliveryDirectives&&(l=!1),a=i.level),o=!0;break;case s.a.REMUX_ALLOC_ERROR:a=r.level,o=!0}void 0!==a&&this.recoverLevel(r,a,o,l)}}},u.recoverLevel=function(t,e,r,i){var n=t.details,a=this._levels[e];if(a.loadError++,r){if(!this.retryLoadingOrFail(t))return void(this.currentLevelIndex=-1);t.levelRetry=!0}if(i){var s=a.url.length;if(s>1&&a.loadError1){var i=(e.urlId+1)%r;this.warn("Switching to redundant URL-id "+i),this._levels.forEach((function(t){t.urlId=i})),this.level=t}},u.onFragLoaded=function(t,e){var r=e.frag;if(void 0!==r&&r.type===k.b.MAIN){var i=this._levels[r.level];void 0!==i&&(i.fragmentError=0,i.loadError=0)}},u.onLevelLoaded=function(t,e){var r,i,n=e.level,a=e.details,s=this._levels[n];if(!s)return this.warn("Invalid level index "+n),void(null!==(i=e.deliveryDirectives)&&void 0!==i&&i.skip&&(a.deltaUpdateFailed=!0));n===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0,this.retryCount=0),this.playlistLoaded(n,e,s.details)):null!==(r=e.deliveryDirectives)&&void 0!==r&&r.skip&&(a.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(t,e){var r=this.hls.levels[this.currentLevelIndex];if(r&&r.audioGroupIds){for(var i=-1,n=this.hls.audioTracks[e.id].groupId,a=0;a0){var i=r.urlId,n=r.url[i];if(t)try{n=t.addDirectives(n)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("Attempt loading level index "+e+(t?" at sn "+t.msn+" part "+t.part:"")+" with URL-id "+i+" "+n),this.clearTimer(),this.hls.trigger(a.a.LEVEL_LOADING,{url:n,level:e,id:i,deliveryDirectives:t||null})}},u.removeLevel=function(t,e){var r=function(t,r){return r!==e},i=this._levels.filter((function(i,n){return n!==t||i.url.length>1&&void 0!==e&&(i.url=i.url.filter(r),i.audioGroupIds&&(i.audioGroupIds=i.audioGroupIds.filter(r)),i.textGroupIds&&(i.textGroupIds=i.textGroupIds.filter(r)),i.urlId=0,!0)})).map((function(t,e){var r=t.details;return null!=r&&r.fragments&&r.fragments.forEach((function(t){t.level=e})),t}));this._levels=i,this.hls.trigger(a.a.LEVELS_UPDATED,{levels:i})},n=i,(o=[{key:"levels",get:function(){return 0===this._levels.length?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(t){var e,r=this._levels;if(0!==r.length&&(this.currentLevelIndex!==t||null===(e=r[t])||void 0===e||!e.details)){if(t<0||t>=r.length){var i=t<0;if(this.hls.trigger(a.a.ERROR,{type:s.b.OTHER_ERROR,details:s.a.LEVEL_SWITCH_ERROR,level:t,fatal:i,reason:"invalid level idx"}),i)return;t=Math.min(t,r.length-1)}this.clearTimer();var n=this.currentLevelIndex,o=r[n],l=r[t];this.log("switching to level "+t+" from "+n),this.currentLevelIndex=t;var u=$({},l,{level:t,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete u._urlId,this.hls.trigger(a.a.LEVEL_SWITCHING,u);var h=l.details;if(!h||h.live){var d=this.switchParams(l.uri,null==o?void 0:o.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)}}])&&J(n.prototype,o),l&&J(n,l),i}(Q);!function(t){t.NOT_LOADED="NOT_LOADED",t.BACKTRACKED="BACKTRACKED",t.APPENDING="APPENDING",t.PARTIAL="PARTIAL",t.OK="OK"}(tt||(tt={}));var it=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(a.a.BUFFER_APPENDED,this.onBufferAppended,this),t.on(a.a.FRAG_BUFFERED,this.onFragBuffered,this),t.on(a.a.FRAG_LOADED,this.onFragLoaded,this)},e._unregisterListeners=function(){var t=this.hls;t.off(a.a.BUFFER_APPENDED,this.onBufferAppended,this),t.off(a.a.FRAG_BUFFERED,this.onFragBuffered,this),t.off(a.a.FRAG_LOADED,this.onFragLoaded,this)},e.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},e.getAppendedFrag=function(t,e){if(e===k.b.MAIN){var r=this.activeFragment,i=this.activeParts;if(!r)return null;if(i)for(var n=i.length;n--;){var a=i[n],s=a?a.end:r.appendedPTS;if(a.start<=t&&void 0!==s&&t<=s)return n>9&&(this.activeParts=i.slice(n-9)),a}else if(r.start<=t&&void 0!==r.appendedPTS&&t<=r.appendedPTS)return r}return this.getBufferedFrag(t,e)},e.getBufferedFrag=function(t,e){for(var r=this.fragments,i=Object.keys(r),n=i.length;n--;){var a=r[i[n]];if((null==a?void 0:a.body.type)===e&&a.buffered){var s=a.body;if(s.start<=t&&t<=s.end)return s}}return null},e.detectEvictedFragments=function(t,e,r){var i=this;Object.keys(this.fragments).forEach((function(n){var a=i.fragments[n];if(a)if(a.buffered){var s=a.range[t];s&&s.time.some((function(t){var r=!i.isTimeBuffered(t.startPTS,t.endPTS,e);return r&&i.removeFragment(a.body),r}))}else a.body.type===r&&i.removeFragment(a.body)}))},e.detectPartialFragments=function(t){var e=this,r=this.timeRanges,i=t.frag,n=t.part;if(r&&"initSegment"!==i.sn){var a=at(i),s=this.fragments[a];s&&(Object.keys(r).forEach((function(t){var a=i.elementaryStreams[t];if(a){var o=r[t],l=null!==n||!0===a.partial;s.range[t]=e.getBufferedTimes(i,n,l,o)}})),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body))}},e.fragBuffered=function(t){var e=at(t),r=this.fragments[e];r&&(r.backtrack=r.loaded=null,r.buffered=!0)},e.getBufferedTimes=function(t,e,r,i){for(var n={time:[],partial:r},a=e?e.start:t.start,s=e?e.end:t.end,o=t.minEndPTS||s,l=t.maxStartPTS||a,u=0;u=h&&o<=d){n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});break}if(ah)n.partial=!0,n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});else if(s<=h)break}return n},e.getPartialFragment=function(t){var e,r,i,n=null,a=0,s=this.bufferPadding,o=this.fragments;return Object.keys(o).forEach((function(l){var u=o[l];u&&nt(u)&&(r=u.body.start-s,i=u.body.end+s,t>=r&&t<=i&&(e=Math.min(t-r,i-t),a<=e&&(n=u.body,a=e)))})),n},e.getState=function(t){var e=at(t),r=this.fragments[e];return r?r.buffered?nt(r)?tt.PARTIAL:tt.OK:r.backtrack?tt.BACKTRACKED:tt.APPENDING:tt.NOT_LOADED},e.backtrack=function(t,e){var r=at(t),i=this.fragments[r];if(!i||i.backtrack)return null;var n=i.backtrack=e||i.loaded;return i.loaded=null,n},e.getBacktrackData=function(t){var e=at(t),r=this.fragments[e];if(r){var i,n=r.backtrack;if(null!=n&&null!==(i=n.payload)&&void 0!==i&&i.byteLength)return n;this.removeFragment(t)}return null},e.isTimeBuffered=function(t,e,r){for(var i,n,a=0;a=i&&e<=n)return!0;if(e<=i)return!1}return!1},e.onFragLoaded=function(t,e){var r=e.frag,i=e.part;if("initSegment"!==r.sn&&!r.bitrateTest&&!i){var n=at(r);this.fragments[n]={body:r,loaded:e,backtrack:null,buffered:!1,range:Object.create(null)}}},e.onBufferAppended=function(t,e){var r=this,i=e.frag,n=e.part,a=e.timeRanges;if(i.type===k.b.MAIN)if(this.activeFragment=i,n){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(n)}else this.activeParts=null;this.timeRanges=a,Object.keys(a).forEach((function(t){var e=a[t];if(r.detectEvictedFragments(t,e),!n)for(var s=0;st&&i.removeFragment(s)}}))},e.removeFragment=function(t){var e=at(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 nt(t){var e,r;return t.buffered&&((null===(e=t.range.video)||void 0===e?void 0:e.partial)||(null===(r=t.range.audio)||void 0===r?void 0:r.partial))}function at(t){return t.type+"_"+t.level+"_"+t.urlId+"_"+t.sn}var st=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}(),ot={length:0,start:function(){return 0},end:function(){return 0}},lt=function(){function t(){}return t.isBuffered=function(e,r){try{if(e)for(var i=t.getBuffered(e),n=0;n=i.start(n)&&r<=i.end(n))return!0}catch(t){}return!1},t.bufferInfo=function(e,r,i){try{if(e){var n,a=t.getBuffered(e),s=[];for(n=0;ns&&(i[a-1].end=t[n].end):i.push(t[n])}else i.push(t[n])}else i=t;for(var o,l=0,u=e,h=e,d=0;d=c&&er.startCC||t&&t.cc0)r=n+1;else{if(!(s<0))return a;i=n-1}}return null}};function pt(t,e,r,i){void 0===r&&(r=0),void 0===i&&(i=0);var n=null;if(t?n=e[t.sn-e[0].sn+1]||null:0===r&&0===e[0].start&&(n=e[0]),n&&0===mt(r,i,n))return n;var a=vt.search(e,mt.bind(null,r,i));return a||n}function mt(t,e,r){void 0===t&&(t=0),void 0===e&&(e=0);var i=Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return r.start+r.duration-i<=t?1:r.start-i>t&&r.start?-1:0}function yt(t,e,r){var i=1e3*Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>t}function Tt(t){var e="function"==typeof Map?new Map:void 0;return(Tt=function(t){if(null===t||(r=t,-1===Function.toString.call(r).indexOf("[native code]")))return t;var r;if("function"!=typeof t)throw new TypeError("Super expression must either be null or a function");if(void 0!==e){if(e.has(t))return e.get(t);e.set(t,i)}function i(){return bt(t,arguments,Lt(this).constructor)}return i.prototype=Object.create(t.prototype,{constructor:{value:i,enumerable:!1,writable:!0,configurable:!0}}),St(i,t)})(t)}function bt(t,e,r){return(bt=Et()?Reflect.construct:function(t,e,r){var i=[null];i.push.apply(i,e);var n=new(Function.bind.apply(t,i));return r&&St(n,r.prototype),n}).apply(null,arguments)}function Et(){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 St(t,e){return(St=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function Lt(t){return(Lt=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}var At=Math.pow(2,17),Rt=function(){function t(t){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=t}var e=t.prototype;return e.destroy=function(){this.loader&&(this.loader.destroy(),this.loader=null)},e.abort=function(){this.loader&&this.loader.abort()},e.load=function(t,e){var r=this,i=t.url;if(!i)return Promise.reject(new kt({type:s.b.NETWORK_ERROR,details:s.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,networkDetails:null},"Fragment does not have a "+(i?"part list":"url")));this.abort();var n=this.config,a=n.fLoader,o=n.loader;return new Promise((function(i,l){r.loader&&r.loader.destroy();var u=r.loader=t.loader=a?new a(n):new o(n),h=Dt(t),d={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:At};t.stats=u.stats,u.load(h,d,{onSuccess:function(e,n,a,s){r.resetLoader(t,u),i({frag:t,part:null,payload:e.data,networkDetails:s})},onError:function(e,i,n){r.resetLoader(t,u),l(new kt({type:s.b.NETWORK_ERROR,details:s.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,response:e,networkDetails:n}))},onAbort:function(e,i,n){r.resetLoader(t,u),l(new kt({type:s.b.NETWORK_ERROR,details:s.a.INTERNAL_ABORTED,fatal:!1,frag:t,networkDetails:n}))},onTimeout:function(e,i,n){r.resetLoader(t,u),l(new kt({type:s.b.NETWORK_ERROR,details:s.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,networkDetails:n}))},onProgress:function(r,i,n,a){e&&e({frag:t,part:null,payload:n,networkDetails:a})}})}))},e.loadPart=function(t,e,r){var i=this;this.abort();var n=this.config,a=n.fLoader,o=n.loader;return new Promise((function(l,u){i.loader&&i.loader.destroy();var h=i.loader=t.loader=a?new a(n):new o(n),d=Dt(t,e),c={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:At};e.stats=h.stats,h.load(d,c,{onSuccess:function(n,a,s,o){i.resetLoader(t,h),i.updateStatsFromPart(t,e);var u={frag:t,part:e,payload:n.data,networkDetails:o};r(u),l(u)},onError:function(r,n,a){i.resetLoader(t,h),u(new kt({type:s.b.NETWORK_ERROR,details:s.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,part:e,response:r,networkDetails:a}))},onAbort:function(r,n,a){t.stats.aborted=e.stats.aborted,i.resetLoader(t,h),u(new kt({type:s.b.NETWORK_ERROR,details:s.a.INTERNAL_ABORTED,fatal:!1,frag:t,part:e,networkDetails:a}))},onTimeout:function(r,n,a){i.resetLoader(t,h),u(new kt({type:s.b.NETWORK_ERROR,details:s.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,part:e,networkDetails:a}))}})}))},e.updateStatsFromPart=function(t,e){var r=t.stats,i=e.stats,n=i.total;if(r.loaded+=i.loaded,n){var a=Math.round(t.duration/e.duration),s=Math.min(Math.round(r.loaded/n),a),o=(a-s)*Math.round(r.loaded/s);r.total=r.loaded+o}else r.total=Math.max(r.loaded,r.total);var l=r.loading,u=i.loading;l.start?l.first+=u.first-u.start:(l.start=u.start,l.first=u.first),l.end=u.end},e.resetLoader=function(t,e){t.loader=null,this.loader===e&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),e.destroy()},t}();function Dt(t,e){void 0===e&&(e=null);var r=e||t,i={frag:t,part:e,responseType:"arraybuffer",url:r.url,headers:{},rangeStart:0,rangeEnd:0},a=r.byteRangeStartOffset,s=r.byteRangeEndOffset;return Object(n.a)(a)&&Object(n.a)(s)&&(i.rangeStart=a,i.rangeEnd=s),i}var kt=function(t){var e,r;function i(e){for(var r,i=arguments.length,n=new Array(i>1?i-1:0),a=1;a=e.endSN&&!t.nextStart){var n=e.partList;if(null!=n&&n.length){var a=n[n.length-1];return lt.isBuffered(this.media,a.start+a.duration/2)}var s=i.getState(r);return s===tt.PARTIAL||s===tt.OK}return!1},c.onMediaAttached=function(t,e){var r=this.media=this.mediaBuffer=e.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),r.addEventListener("seeking",this.onvseeking),r.addEventListener("ended",this.onvended);var i=this.config;this.levels&&i.autoStartLoad&&this.state===Ot&&this.startLoad(i.startPosition)},c.onMediaDetaching=function(){var t=this.media;null!=t&&t.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),t&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},c.onMediaSeeking=function(){var t=this.config,e=this.fragCurrent,r=this.media,i=this.mediaBuffer,a=this.state,s=r?r.currentTime:0,o=lt.bufferInfo(i||r,s,t.maxBufferHole);if(this.log("media seeking to "+(Object(n.a)(s)?s.toFixed(3):s)+", state: "+a),a===Kt)this.resetLoadingState();else if(e&&!o.len){var l=t.maxFragLookUpTolerance,u=e.start-l,h=s>e.start+e.duration+l;(s0&&s&&s.key&&s.iv&&"AES-128"===s.method){var o=self.performance.now();return e.decrypter.webCryptoDecrypt(new Uint8Array(n),s.key.buffer,s.iv.buffer).then((function(e){var n=self.performance.now();return i.trigger(a.a.FRAG_DECRYPTED,{frag:t,payload:e,stats:{tstart:o,tdecrypt:n}}),r.payload=e,r}))}return r})).then((function(r){var i=e.fragCurrent,n=e.hls,s=e.levels;if(!s)throw new Error("init load aborted, missing levels");s[t.level].details;var o=t.stats;e.state=xt,e.fragLoadError=0,t.data=new Uint8Array(r.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),r.frag===i&&n.trigger(a.a.FRAG_BUFFERED,{stats:o,frag:i,part:null,id:t.type}),e.tick()})).catch((function(r){e.warn(r),e.resetFragmentLoading(t)}))},c.fragContextChanged=function(t){var e=this.fragCurrent;return!t||!e||t.level!==e.level||t.sn!==e.sn||t.urlId!==e.urlId},c.fragBufferedComplete=function(t,e){var r=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+t.type+" sn: "+t.sn+(e?" part: "+e.index:"")+" of "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+t.level+" "+It.toString(lt.getBuffered(r))),this.state=xt,this.tick()},c._handleFragmentLoadComplete=function(t){var e=this.transmuxer;if(e){var r=t.frag,i=t.part,n=t.partsLoaded,a=!n||0===n.length||n.some((function(t){return!t})),s=new ut(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!a);e.flush(s)}},c._handleFragmentLoadProgress=function(t){},c._doFragLoad=function(t,e,r,i){var s=this;if(void 0===r&&(r=null),!this.levels)throw new Error("frag load aborted, missing levels");if(r=Math.max(t.start,r||0),this.config.lowLatencyMode&&e){var o=e.partList;if(o&&i){r>t.end&&e.fragmentHint&&(t=e.fragmentHint);var l=this.getNextPart(o,t,r);if(l>-1){var u=o[l];return this.log("Loading part sn: "+t.sn+" p: "+u.index+" cc: "+t.cc+" of playlist ["+e.startSN+"-"+e.endSN+"] parts [0-"+l+"-"+(o.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=u.start+u.duration,this.state=Mt,this.hls.trigger(a.a.FRAG_LOADING,{frag:t,part:o[l],targetBufferTime:r}),this.doFragPartsLoad(t,o,l,i).catch((function(t){return s.handleFragLoadError(t)}))}if(!t.url||this.loadedEndOfParts(o,r))return Promise.resolve(null)}}return this.log("Loading fragment "+t.sn+" cc: "+t.cc+" "+(e?"of ["+e.startSN+"-"+e.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),Object(n.a)(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=Mt,this.hls.trigger(a.a.FRAG_LOADING,{frag:t,targetBufferTime:r}),this.fragmentLoader.load(t,i).catch((function(t){return s.handleFragLoadError(t)}))},c.doFragPartsLoad=function(t,e,r,i){var n=this;return new Promise((function(s,o){var l=[];!function r(u){var h=e[u];n.fragmentLoader.loadPart(t,h,i).then((function(i){l[h.index]=i;var o=i.part;n.hls.trigger(a.a.FRAG_LOADED,i);var d=e[u+1];if(!d||d.fragment!==t)return s({frag:t,part:o,partsLoaded:l});r(u+1)})).catch(o)}(r)}))},c.handleFragLoadError=function(t){var e=t.data;return e&&e.details===s.a.INTERNAL_ABORTED?this.handleFragLoadAborted(e.frag,e.part):this.hls.trigger(a.a.ERROR,e),null},c._handleTransmuxerFlush=function(t){var e=this.getCurrentContext(t);if(e&&this.state===Ut){var r=e.frag,i=e.part,n=e.level,a=self.performance.now();r.stats.parsing.end=a,i&&(i.stats.parsing.end=a),this.updateLevelTiming(r,i,n,t.partial)}else this.fragCurrent||(this.state=xt)},c.getCurrentContext=function(t){var e=this.levels,r=t.level,i=t.sn,n=t.part;if(!e||!e[r])return this.warn("Levels object was unset while buffering fragment "+i+" of level "+r+". The current chunk will not be buffered."),null;var a=e[r],s=n>-1?function(t,e,r){if(!t||!t.details)return null;var i=t.details.partList;if(i)for(var n=i.length;n--;){var a=i[n];if(a.index===r&&a.fragment.sn===e)return a}return null}(a,i,n):null,o=s?s.fragment:function(t,e,r){if(!t||!t.details)return null;var i=t.details,n=i.fragments[e-i.startSN];return n||((n=i.fragmentHint)&&n.sn===e?n:ea&&this.flushMainBuffer(s,t.start)}else this.flushMainBuffer(0,t.start)},c.getFwdBufferInfo=function(t,e){var r=this.config,i=this.getLoadPosition();if(!Object(n.a)(i))return null;var a=lt.bufferInfo(t,i,r.maxBufferHole);if(0===a.len&&void 0!==a.nextStart){var s=this.fragmentTracker.getBufferedFrag(i,e);if(s&&a.nextStart=r&&(e.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+e.maxMaxBufferLength+"s"),!0)},c.getNextFragment=function(t,e){var r,i,n=e.fragments,a=n.length;if(!a)return null;var s,o=this.config,l=n[0].start;if(e.live){var u=o.initialLiveManifestSize;if(a-1&&rr.start&&r.loaded},c.getInitialLiveFragment=function(t,e){var r=this.fragPrevious,i=null;if(r){if(t.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+r.programDateTime),i=function(t,e,r){if(null===e||!Array.isArray(t)||!t.length||!Object(n.a)(e))return null;if(e<(t[0].programDateTime||0))return null;if(e>=(t[t.length-1].endProgramDateTime||0))return null;r=r||0;for(var i=0;i=t.startSN&&a<=t.endSN){var s=e[a-t.startSN];r.cc===s.cc&&(i=s,this.log("Live playlist, switching playlist, load frag with next SN: "+i.sn))}i||(i=function(t,e){return vt.search(t,(function(t){return t.cce?-1:0}))}(e,r.cc))&&this.log("Live playlist, switching playlist, load frag with same CC: "+i.sn)}}else{var o=this.hls.liveSyncPosition;null!==o&&(i=this.getFragmentAtPosition(o,this.bitrateTest?t.fragmentEnd:t.edge,t))}return i},c.getFragmentAtPosition=function(t,e,r){var i,n=this.config,a=this.fragPrevious,s=r.fragments,o=r.endSN,l=r.fragmentHint,u=n.maxFragLookUpTolerance,h=!!(n.lowLatencyMode&&r.partList&&l);(h&&l&&!this.bitrateTest&&(s=s.concat(l),o=l.sn),te-u?0:u):i=s[s.length-1];if(i){var d=i.sn-r.startSN,c=a&&i.level===a.level,f=s[d+1];if(this.fragmentTracker.getState(i)===tt.BACKTRACKED){i=null;for(var g=d;s[g]&&this.fragmentTracker.getState(s[g])===tt.BACKTRACKED;)i=a?s[g--]:s[--g];i||(i=f)}else a&&i.sn===a.sn&&!h&&c&&(i.sn=a-e.maxFragLookUpTolerance&&n<=s;if(null!==i&&r.duration>i&&(n"+t.startSN+" prev-sn: "+(a?a.sn:"na")+" fragments: "+o),d}return l},c.waitForCdnTuneIn=function(t){return t.live&&t.canBlockReload&&t.tuneInGoal>Math.max(t.partHoldBack,3*t.partTarget)},c.setStartPosition=function(t,e){var r=this.startPosition;if(r"+t))}}])&&Ct(u.prototype,h),d&&Ct(u,d),i}(st);function Yt(){return self.MediaSource||self.WebKitMediaSource}function qt(){return self.SourceBuffer||self.WebKitSourceBuffer}var Xt=r(18),zt=r(10),Qt=r(14),$t=Yt()||{isTypeSupported:function(){return!1}},Jt=function(){function t(t,e,r,i){var n=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.hls=t,this.id=e,this.onTransmuxComplete=r,this.onFlush=i;var l=t.config,u=function(e,r){(r=r||{}).frag=n.frag,r.id=n.id,t.trigger(e,r)};this.observer=new Qt.EventEmitter,this.observer.on(a.a.FRAG_DECRYPTED,u),this.observer.on(a.a.ERROR,u);var h={mp4:$t.isTypeSupported("video/mp4"),mpeg:$t.isTypeSupported("audio/mpeg"),mp3:$t.isTypeSupported('audio/mp4; codecs="mp3"')},d=navigator.vendor;if(l.enableWorker&&"undefined"!=typeof Worker){var c;o.b.log("demuxing in webworker");try{c=this.worker=Xt(19),this.onwmsg=this.onWorkerMessage.bind(this),c.addEventListener("message",this.onwmsg),c.onerror=function(e){t.trigger(a.a.ERROR,{type:s.b.OTHER_ERROR,details:s.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(l)})}catch(t){o.b.warn("Error in worker:",t),o.b.error("Error while initializing DemuxerWorker, fallback to inline"),c&&self.URL.revokeObjectURL(c.objectURL),this.transmuxer=new zt.c(this.observer,h,l,d,e),this.worker=null}}else this.transmuxer=new zt.c(this.observer,h,l,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;else{var e=this.transmuxer;e&&(e.destroy(),this.transmuxer=null)}var r=this.observer;r&&r.removeAllListeners(),this.observer=null},e.push=function(t,e,r,i,n,a,s,l,u,h){var d,c,f=this;u.transmuxing.start=self.performance.now();var g=this.transmuxer,v=this.worker,p=a?a.start:n.start,m=n.decryptdata,y=this.frag,T=!(y&&n.cc===y.cc),b=!(y&&u.level===y.level),E=y?u.sn-y.sn:-1,S=this.part?u.part-this.part.index:1,L=!b&&(1===E||0===E&&1===S),A=self.performance.now();(b||E||0===n.stats.parsing.start)&&(n.stats.parsing.start=A),!a||!S&&L||(a.stats.parsing.start=A);var R=!(y&&(null===(d=n.initSegment)||void 0===d?void 0:d.url)===(null===(c=y.initSegment)||void 0===c?void 0:c.url)),D=new zt.b(T,L,l,b,p,R);if(!L||T||R){o.b.log("[transmuxer-interface, "+n.type+"]: Starting new transmux session for sn: "+u.sn+" p: "+u.part+" level: "+u.level+" id: "+u.id+"\n discontinuity: "+T+"\n trackSwitch: "+b+"\n contiguous: "+L+"\n accurateTimeOffset: "+l+"\n timeOffset: "+p+"\n initSegmentChange: "+R);var k=new zt.a(r,i,e,s,h);this.configureTransmuxer(k)}if(this.frag=n,this.part=a,v)v.postMessage({cmd:"demux",data:t,decryptdata:m,chunkMeta:u,state:D},t instanceof ArrayBuffer?[t]:[]);else if(g){var _=g.push(t,m,u,D);Object(zt.d)(_)?_.then((function(t){f.handleTransmuxComplete(t)})):this.handleTransmuxComplete(_)}},e.flush=function(t){var e=this;t.transmuxing.start=self.performance.now();var r=this.transmuxer,i=this.worker;if(i)i.postMessage({cmd:"flush",chunkMeta:t});else if(r){var n=r.flush(t);Object(zt.d)(n)?n.then((function(r){e.handleFlushResult(r,t)})):this.handleFlushResult(n,t)}},e.handleFlushResult=function(t,e){var r=this;t.forEach((function(t){r.handleTransmuxComplete(t)})),this.onFlush(e)},e.onWorkerMessage=function(t){var e=t.data,r=this.hls;switch(e.event){case"init":self.URL.revokeObjectURL(this.worker.objectURL);break;case"transmuxComplete":this.handleTransmuxComplete(e.data);break;case"flush":this.onFlush(e.data);break;default:e.data=e.data||{},e.data.frag=this.frag,e.data.id=this.id,r.trigger(e.event,e.data)}},e.configureTransmuxer=function(t){var e=this.worker,r=this.transmuxer;e?e.postMessage({cmd:"configure",config:t}):r&&r.configure(t)},e.handleTransmuxComplete=function(t){t.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(t)},t}(),Zt=function(){function t(t,e,r,i){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=t,this.media=e,this.fragmentTracker=r,this.hls=i}var e=t.prototype;return e.destroy=function(){this.hls=this.fragmentTracker=this.media=null},e.poll=function(t){var e=this.config,r=this.media,i=this.stalled,n=r.currentTime,a=r.seeking,s=this.seeking&&!a,l=!this.seeking&&a;if(this.seeking=a,n===t){if((l||s)&&(this.stalled=null),!r.paused&&!r.ended&&0!==r.playbackRate&<.getBuffered(r).length){var u=lt.bufferInfo(r,n,0),h=u.len>0,d=u.nextStart||0;if(h||d){if(a){var c=u.len>2,f=!d||d-n>2&&!this.fragmentTracker.getPartialFragment(n);if(c||f)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var g,v=Math.max(d,u.start||0)-n,p=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,m=(null==p||null===(g=p.details)||void 0===g?void 0:g.live)?2*p.details.targetduration:2;if(v>0&&v<=m)return void this._trySkipBufferHole(null)}var y=self.performance.now();if(null!==i){var T=y-i;!a&&T>=250&&this._reportStall(u.len);var b=lt.bufferInfo(r,n,e.maxBufferHole);this._tryFixBufferStall(b,T)}else this.stalled=y}}}else if(this.moved=!0,null!==i){if(this.stallReported){var E=self.performance.now()-i;o.b.warn("playback not stuck anymore @"+n+", after "+Math.round(E)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}},e._tryFixBufferStall=function(t,e){var r=this.config,i=this.fragmentTracker,n=this.media.currentTime,a=i.getPartialFragment(n);if(a&&this._trySkipBufferHole(a))return;t.len>r.maxBufferHole&&e>1e3*r.highBufferWatchdogPeriod&&(o.b.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},e._reportStall=function(t){var e=this.hls,r=this.media;this.stallReported||(this.stallReported=!0,o.b.warn("Playback stalling at @"+r.currentTime+" due to low buffer (buffer="+t+")"),e.trigger(a.a.ERROR,{type:s.b.MEDIA_ERROR,details:s.a.BUFFER_STALLED_ERROR,fatal:!1,buffer:t}))},e._trySkipBufferHole=function(t){for(var e=this.config,r=this.hls,i=this.media,n=i.currentTime,l=0,u=lt.getBuffered(i),h=0;h=l&&n0&&-1===t&&(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=xt,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this._forceStartLoad=!0,this.state=Ot},c.stopLoad=function(){this._forceStartLoad=!1,t.prototype.stopLoad.call(this)},c.doTick=function(){switch(this.state){case xt:this.doTickIdle();break;case Vt:var t,e=this.levels,r=this.level,i=null==e||null===(t=e[r])||void 0===t?void 0:t.details;if(i&&(!i.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(i))break;this.state=xt;break}break;case Ft:var n,a=self.performance.now(),s=this.retryDate;(!s||a>=s||null!==(n=this.media)&&void 0!==n&&n.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=xt)}this.onTickEnd()},c.onTickEnd=function(){t.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},c.doTickIdle=function(){var t,e,r=this.hls,i=this.levelLastLoaded,n=this.levels,s=this.media,o=r.config,l=r.nextLoadLevel;if(null!==i&&(s||!this.startFragRequested&&o.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&n&&n[l]){var h=n[l];this.level=r.nextLoadLevel=l;var d=h.details;if(!d||this.state===Vt||d.live&&this.levelLastLoaded!==l)this.state=Vt;else{var c=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:s,k.b.MAIN);if(null!==c)if(!(c.len>=this.getMaxBufferLength(h.maxBitrate))){if(this._streamEnded(c,d)){var f={};return this.altAudio&&(f.type="video"),this.hls.trigger(a.a.BUFFER_EOS,f),void(this.state=Kt)}var g=c.end,v=this.getNextFragment(g,d);if(this.couldBacktrack&&!this.fragPrevious&&v&&"initSegment"!==v.sn){var p=v.sn-d.startSN;p>1&&(v=d.fragments[p-1],this.fragmentTracker.removeFragment(v))}if(v&&this.fragmentTracker.getState(v)===tt.OK&&this.nextLoadPosition>g){var m=this.audioOnly&&!this.altAudio?u.a.AUDIO:u.a.VIDEO;this.afterBufferFlushed(s,m,k.b.MAIN),v=this.getNextFragment(this.nextLoadPosition,d)}v&&(!v.initSegment||v.initSegment.data||this.bitrateTest||(v=v.initSegment),"identity"!==(null===(t=v.decryptdata)||void 0===t?void 0:t.keyFormat)||null!==(e=v.decryptdata)&&void 0!==e&&e.key?this.loadFragment(v,d,g):this.loadKey(v,d))}}}},c.loadFragment=function(e,r,i){var n,a=this.fragmentTracker.getState(e);if(this.fragCurrent=e,a===tt.BACKTRACKED){var s=this.fragmentTracker.getBacktrackData(e);if(s)return this._handleFragmentLoadProgress(s),void this._handleFragmentLoadComplete(s);a=tt.NOT_LOADED}a===tt.NOT_LOADED||a===tt.PARTIAL?"initSegment"===e.sn?this._loadInitSegment(e):this.bitrateTest?(e.bitrateTest=!0,this.log("Fragment "+e.sn+" of level "+e.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(e)):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i)):a===tt.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()},c.getAppendedFrag=function(t){var e=this.fragmentTracker.getAppendedFrag(t,k.b.MAIN);return e&&"fragment"in e?e.fragment:e},c.getBufferedFrag=function(t){return this.fragmentTracker.getBufferedFrag(t,k.b.MAIN)},c.followingBufferedFrag=function(t){return t?this.getBufferedFrag(t.end+.5):null},c.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},c.nextLevelSwitch=function(){var t=this.levels,e=this.media;if(null!=e&&e.readyState){var r,i=this.getAppendedFrag(e.currentTime);if(i&&i.start>1&&this.flushMainBuffer(0,i.start-1),!e.paused&&t){var n=t[this.hls.nextLoadLevel],a=this.fragLastKbps;r=a&&this.fragCurrent?this.fragCurrent.duration*n.maxBitrate/(1e3*a)+1:0}else r=0;var s=this.getBufferedFrag(e.currentTime+r);if(s){var o=this.followingBufferedFrag(s);if(o){this.abortCurrentFrag();var l=o.maxStartPTS?o.maxStartPTS:o.start,u=o.duration,h=Math.max(s.end,l+Math.min(Math.max(u-this.config.maxFragLookUpTolerance,.5*u),.75*u));this.flushMainBuffer(h,Number.POSITIVE_INFINITY)}}}},c.abortCurrentFrag=function(){var t=this.fragCurrent;this.fragCurrent=null,null!=t&&t.loader&&t.loader.abort(),this.state===Pt&&(this.state=xt),this.nextLoadPosition=this.getLoadPosition()},c.flushMainBuffer=function(e,r){t.prototype.flushMainBuffer.call(this,e,r,this.altAudio?"video":null)},c.onMediaAttached=function(e,r){t.prototype.onMediaAttached.call(this,e,r);var i=r.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),i.addEventListener("playing",this.onvplaying),i.addEventListener("seeked",this.onvseeked),this.gapController=new Zt(this.config,i,this.fragmentTracker,this.hls)},c.onMediaDetaching=function(){var e=this.media;e&&(e.removeEventListener("playing",this.onvplaying),e.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),t.prototype.onMediaDetaching.call(this)},c.onMediaPlaying=function(){this.tick()},c.onMediaSeeked=function(){var t=this.media,e=t?t.currentTime:null;Object(n.a)(e)&&this.log("Media seeked to "+e.toFixed(3)),this.tick()},c.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(a.a.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},c.onManifestParsed=function(t,e){var r,i,n,a=!1,s=!1;e.levels.forEach((function(t){(r=t.audioCodec)&&(-1!==r.indexOf("mp4a.40.2")&&(a=!0),-1!==r.indexOf("mp4a.40.5")&&(s=!0))})),this.audioCodecSwitch=a&&s&&!("function"==typeof(null==(n=qt())||null===(i=n.prototype)||void 0===i?void 0:i.changeType)),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=e.levels,this.startFragRequested=!1},c.onLevelLoading=function(t,e){var r=this.levels;if(r&&this.state===xt){var i=r[e.level];(!i.details||i.details.live&&this.levelLastLoaded!==e.level||this.waitForCdnTuneIn(i.details))&&(this.state=Vt)}},c.onLevelLoaded=function(t,e){var r,i=this.levels,n=e.level,s=e.details,o=s.totalduration;if(i){this.log("Level "+n+" loaded ["+s.startSN+","+s.endSN+"], cc ["+s.startCC+", "+s.endCC+"] duration:"+o);var l=this.fragCurrent;!l||this.state!==Mt&&this.state!==Ft||l.level!==e.level&&l.loader&&(this.state=xt,l.loader.abort());var u=i[n],h=0;if(s.live||null!==(r=u.details)&&void 0!==r&&r.live){if(s.fragments[0]||(s.deltaUpdateFailed=!0),s.deltaUpdateFailed)return;h=this.alignPlaylists(s,u.details)}if(u.details=s,this.levelLastLoaded=n,this.hls.trigger(a.a.LEVEL_UPDATED,{details:s,level:n}),this.state===Vt){if(this.waitForCdnTuneIn(s))return;this.state=xt}this.startFragRequested?s.live&&this.synchronizeToLiveEdge(s):this.setStartPosition(s,h),this.tick()}else this.warn("Levels were reset while loading level "+n)},c._handleFragmentLoadProgress=function(t){var e,r=t.frag,i=t.part,n=t.payload,a=this.levels;if(a){var s=a[r.level],o=s.details;if(o){var l=s.videoCodec,u=o.PTSKnown||!o.live,h=null===(e=r.initSegment)||void 0===e?void 0:e.data,d=this._getAudioCodec(s),c=this.transmuxer=this.transmuxer||new Jt(this.hls,k.b.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),f=i?i.index:-1,g=-1!==f,v=new ut(r.level,r.sn,r.stats.chunkCount,n.byteLength,f,g),p=this.initPTS[r.cc];c.push(n,h,d,l,r,i,o.totalduration,u,v,p)}else this.warn("Dropping fragment "+r.sn+" of level "+r.level+" after level details were reset")}else this.warn("Levels were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},c.onAudioTrackSwitching=function(t,e){var r=this.altAudio,i=!!e.url,n=e.id;if(!i){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var s=this.fragCurrent;null!=s&&s.loader&&(this.log("Switching to main audio track, cancel main fragment load"),s.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var o=this.hls;r&&o.trigger(a.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(a.a.AUDIO_TRACK_SWITCHED,{id:n})}},c.onAudioTrackSwitched=function(t,e){var r=e.id,i=!!this.hls.audioTracks[r].url;if(i){var n=this.videoBuffer;n&&this.mediaBuffer!==n&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=n)}this.altAudio=i,this.tick()},c.onBufferCreated=function(t,e){var r,i,n=e.tracks,a=!1;for(var s in n){var o=n[s];if("main"===o.id){if(i=s,r=o,"video"===s){var l=n[s];l&&(this.videoBuffer=l.buffer)}}else a=!0}a&&r?(this.log("Alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},c.onFragBuffered=function(t,e){var r=e.frag,i=e.part;if(!r||r.type===k.b.MAIN){if(this.fragContextChanged(r))return this.warn("Fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state),void(this.state===Bt&&(this.state=xt));var n=i?i.stats:r.stats;this.fragLastKbps=Math.round(8*n.total/(n.buffering.end-n.loading.first)),"initSegment"!==r.sn&&(this.fragPrevious=r),this.fragBufferedComplete(r,i)}},c.onError=function(t,e){switch(e.details){case s.a.FRAG_LOAD_ERROR:case s.a.FRAG_LOAD_TIMEOUT:case s.a.KEY_LOAD_ERROR:case s.a.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(k.b.MAIN,e);break;case s.a.LEVEL_LOAD_ERROR:case s.a.LEVEL_LOAD_TIMEOUT:this.state!==jt&&(e.fatal?(this.warn(""+e.details),this.state=jt):e.levelRetry||this.state!==Vt||(this.state=xt));break;case s.a.BUFFER_FULL_ERROR:if("main"===e.parent&&(this.state===Ut||this.state===Bt)){var r=!0,i=this.getFwdBufferInfo(this.media,k.b.MAIN);i&&i.len>.5&&(r=!this.reduceMaxBufferLength(i.len)),r&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}}},c.checkBuffer=function(){var t=this.media,e=this.gapController;if(t&&e&&t.readyState){var r=lt.getBuffered(t);!this.loadedmetadata&&r.length?(this.loadedmetadata=!0,this.seekToStartPos()):e.poll(this.lastCurrentTime),this.lastCurrentTime=t.currentTime}},c.onFragLoadEmergencyAborted=function(){this.state=xt,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},c.onBufferFlushed=function(t,e){var r=e.type;if(r!==u.a.AUDIO||this.audioOnly&&!this.altAudio){var i=(r===u.a.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(i,r,k.b.MAIN)}},c.onLevelsUpdated=function(t,e){this.levels=e.levels},c.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},c.seekToStartPos=function(){var t=this.media,e=t.currentTime,r=this.startPosition;if(r>=0&&e0&&(n1&&!1===t.seeking){var r=t.currentTime;if(lt.isBuffered(t,r)?e=this.getAppendedFrag(r):lt.isBuffered(t,r+.1)&&(e=this.getAppendedFrag(r+.1)),e){var i=this.fragPlaying,n=e.level;i&&e.sn===i.sn&&i.level===n&&e.urlId===i.urlId||(this.hls.trigger(a.a.FRAG_CHANGED,{frag:e}),i&&i.level===n||this.hls.trigger(a.a.LEVEL_SWITCHED,{level:n}),this.fragPlaying=e)}}},l=i,(h=[{key:"nextLevel",get:function(){var t=this.nextBufferedFrag;return t?t.level:-1}},{key:"currentLevel",get:function(){var t=this.media;if(t){var e=this.getAppendedFrag(t.currentTime);if(e)return e.level}return-1}},{key:"nextBufferedFrag",get:function(){var t=this.media;if(t){var e=this.getAppendedFrag(t.currentTime);return this.followingBufferedFrag(e)}return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}])&&te(l.prototype,h),d&&te(l,d),i}(Wt),ie=function(){function t(t,e,r){void 0===e&&(e=0),void 0===r&&(r=0),this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=t,this.alpha_=t?Math.exp(Math.log(.5)/t):0,this.estimate_=e,this.totalWeight_=r}var e=t.prototype;return e.sample=function(t,e){var r=Math.pow(this.alpha_,t);this.estimate_=e*(1-r)+r*this.estimate_,this.totalWeight_+=t},e.getTotalWeight=function(){return this.totalWeight_},e.getEstimate=function(){if(this.alpha_){var t=1-Math.pow(this.alpha_,this.totalWeight_);if(t)return this.estimate_/t}return this.estimate_},t}(),ne=function(){function t(t,e,r){this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultEstimate_=r,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new ie(t),this.fast_=new ie(e)}var e=t.prototype;return e.update=function(t,e){var r=this.slow_,i=this.fast_;this.slow_.halfLife!==t&&(this.slow_=new ie(t,r.getEstimate(),r.getTotalWeight())),this.fast_.halfLife!==e&&(this.fast_=new ie(e,i.getEstimate(),i.getTotalWeight()))},e.sample=function(t,e){var r=(t=Math.max(t,this.minDelayMs_))/1e3,i=8*e/r;this.fast_.sample(r,i),this.slow_.sample(r,i)},e.canEstimate=function(){var t=this.fast_;return t&&t.getTotalWeight()>=this.minWeight_},e.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},e.destroy=function(){},t}();function ae(t,e){for(var r=0;r=2*h/c||y<=b)){var E,S=Number.POSITIVE_INFINITY;for(E=t.level-1;E>g;E--){if((S=h*f[E].maxBitrate/(6.4*m))=y)){var L=this.bwEstimator.getEstimate();o.b.warn("Fragment "+t.sn+(e?" part "+e.index:"")+" of level "+t.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+E+"\n Current BW estimate: "+(Object(n.a)(L)?(L/1024).toFixed(3):"Unknown")+" Kb/s\n Estimated load time for current fragment: "+y.toFixed(3)+" s\n Estimated load time for the next fragment: "+S.toFixed(3)+" s\n Time to underbuffer: "+b.toFixed(3)+" s"),r.nextLoadLevel=E,this.bwEstimator.sample(d,u.loaded),this.clearTimer(),t.loader&&(this.fragCurrent=this.partCurrent=null,t.loader.abort()),r.trigger(a.a.FRAG_LOAD_EMERGENCY_ABORTED,{frag:t,part:e,stats:u})}}}}}},l.onFragLoaded=function(t,e){var r=e.frag,i=e.part;if(r.type===k.b.MAIN&&Object(n.a)(r.sn)){var s=i?i.stats:r.stats,o=i?i.duration:r.duration;if(this.clearTimer(),this.lastLoadedFragLevel=r.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var l=this.hls.levels[r.level],u=(l.loaded?l.loaded.bytes:0)+s.loaded,h=(l.loaded?l.loaded.duration:0)+o;l.loaded={bytes:u,duration:h},l.realBitrate=Math.round(8*u/h)}if(r.bitrateTest){var d={stats:s,frag:r,part:i,id:r.type};this.onFragBuffered(a.a.FRAG_BUFFERED,d),r.bitrateTest=!1}}},l.onFragBuffered=function(t,e){var r=e.frag,i=e.part,n=i?i.stats:r.stats;if(!n.aborted&&r.type===k.b.MAIN&&"initSegment"!==r.sn){var a=n.parsing.end-n.loading.start;this.bwEstimator.sample(a,n.loaded),n.bwEstimate=this.bwEstimator.getEstimate(),r.bitrateTest?this.bitrateTestDelay=a/1e3:this.bitrateTestDelay=0}},l.onError=function(t,e){switch(e.details){case s.a.FRAG_LOAD_ERROR:case s.a.FRAG_LOAD_TIMEOUT:this.clearTimer()}},l.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},l.getNextABRAutoLevel=function(){var t=this.fragCurrent,e=this.partCurrent,r=this.hls,i=r.maxAutoLevel,n=r.config,a=r.minAutoLevel,s=r.media,l=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=(lt.bufferInfo(s,u,n.maxBufferHole).end-u)/h,f=this.findBestLevel(d,a,i,c,n.abrBandWidthFactor,n.abrBandWidthUpFactor);if(f>=0)return f;o.b.trace((c?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var g=l?Math.min(l,n.maxStarvationDelay):n.maxStarvationDelay,v=n.abrBandWidthFactor,p=n.abrBandWidthUpFactor;if(!c){var m=this.bitrateTestDelay;if(m)g=(l?Math.min(l,n.maxLoadingDelay):n.maxLoadingDelay)-m,o.b.trace("bitrate test took "+Math.round(1e3*m)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),v=p=1}return f=this.findBestLevel(d,a,i,c+g,v,p),Math.max(f,0)},l.findBestLevel=function(t,e,r,i,n,a){for(var s,l=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:l?l.duration:0,p=r;p>=e;p--){var m=d[p];if(m&&(!g||m.codecSet===g)){var y=m.details,T=(u?null==y?void 0:y.partTarget:null==y?void 0:y.averagetargetduration)||v,b=void 0;b=p<=h?n*t:a*t;var E=d[p].maxBitrate,S=E*T/b;if(o.b.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+p+"/"+Math.round(b)+"/"+E+"/"+T+"/"+i+"/"+S),b>E&&(!S||f&&!this.bitrateTestDelay||S0&&-1===t?(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),this.state=xt):(this.loadedmetadata=!1,this.state=Nt),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()},l.doTick=function(){switch(this.state){case xt:this.doTickIdle();break;case Nt:var e,r=this.levels,i=this.trackId,n=null==r||null===(e=r[i])||void 0===e?void 0:e.details;if(n){if(this.waitForCdnTuneIn(n))break;this.state=Ht}break;case Ft:var a,s=performance.now(),l=this.retryDate;(!l||s>=l||null!==(a=this.media)&&void 0!==a&&a.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=xt);break;case Ht:var u=this.waitingData;if(u){var h=u.frag,d=u.part,c=u.cache,f=u.complete;if(void 0!==this.initPTS[h.cc]){this.waitingData=null,this.waitingVideoCC=-1,this.state=Mt;var g={frag:h,part:d,payload:c.flush(),networkDetails:null};this._handleFragmentLoadProgress(g),f&&t.prototype._handleFragmentLoadComplete.call(this,g)}else if(this.videoTrackCC!==this.waitingVideoCC)o.b.log("Waiting fragment cc ("+h.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var v=this.getLoadPosition(),p=lt.bufferInfo(this.mediaBuffer,v,this.config.maxBufferHole);mt(p.end,this.config.maxFragLookUpTolerance,h)<0&&(o.b.log("Waiting fragment cc ("+h.cc+") @ "+h.start+" cancelled because another fragment at "+p.end+" is needed"),this.clearWaitingFragment())}}else this.state=xt}this.onTickEnd()},l.clearWaitingFragment=function(){var t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=xt)},l.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}},l.doTickIdle=function(){var t,e,r=this.hls,i=this.levels,n=this.media,s=this.trackId,o=r.config;if(i&&i[s]&&(n||!this.startFragRequested&&o.startFragPrefetch)){var l=i[s].details;if(!l||l.live&&this.levelLastLoaded!==s||this.waitForCdnTuneIn(l))this.state=Nt;else{this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,u.a.AUDIO,k.b.AUDIO));var h=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,k.b.AUDIO);if(null!==h){var d=h.len,c=this.getMaxBufferLength(),f=this.audioSwitch;if(!(d>=c)||f){if(!f&&this._streamEnded(h,l))return r.trigger(a.a.BUFFER_EOS,{type:"audio"}),void(this.state=Kt);var g=l.fragments[0].start,v=h.end;if(f){var p=this.getLoadPosition();v=p,l.PTSKnown&&pg||h.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),n.currentTime=g+.05)}var m=this.getNextFragment(v,l);m?"identity"!==(null===(t=m.decryptdata)||void 0===t?void 0:t.keyFormat)||null!==(e=m.decryptdata)&&void 0!==e&&e.key?this.loadFragment(m,l,v):this.loadKey(m,l):this.bufferFlushed=!0}}}}},l.getMaxBufferLength=function(){var e=t.prototype.getMaxBufferLength.call(this),r=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,k.b.MAIN);return null===r?e:Math.max(e,r.len)},l.onMediaDetaching=function(){this.videoBuffer=null,t.prototype.onMediaDetaching.call(this)},l.onAudioTracksUpdated=function(t,e){var r=e.audioTracks;this.resetTransmuxer(),this.levels=r.map((function(t){return new j(t)}))},l.onAudioTrackSwitching=function(t,e){var r=!!e.url;this.trackId=e.id;var i=this.fragCurrent;null!=i&&i.loader&&i.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),r?this.setInterval(100):this.resetTransmuxer(),r?(this.audioSwitch=!0,this.state=xt):this.state=Ot,this.tick()},l.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},l.onLevelLoaded=function(t,e){this.mainDetails=e.details},l.onAudioTrackLoaded=function(t,e){var r,i=this.levels,n=e.details,a=e.id;if(i){this.log("Track "+a+" loaded ["+n.startSN+","+n.endSN+"],duration:"+n.totalduration);var s=i[a],o=0;if(n.live||null!==(r=s.details)&&void 0!==r&&r.live){var l=this.mainDetails;if(n.fragments[0]||(n.deltaUpdateFailed=!0),n.deltaUpdateFailed||!l)return;!s.details&&n.hasProgramDateTime&&l.hasProgramDateTime?(gt(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!==Nt||this.waitForCdnTuneIn(n)||(this.state=xt),this.tick()}else this.warn("Audio tracks were reset while loading level "+a)},l._handleFragmentLoadProgress=function(t){var e,r=t.frag,i=t.part,n=t.payload,a=this.config,s=this.trackId,l=this.levels;if(l){var u=l[s],h=u.details,d=a.defaultAudioCodec||u.audioCodec||"mp4a.40.2",c=this.transmuxer;c||(c=this.transmuxer=new Jt(this.hls,k.b.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var f=this.initPTS[r.cc],g=null===(e=r.initSegment)||void 0===e?void 0:e.data;if(void 0!==f){var v=i?i.index:-1,p=-1!==v,m=new ut(r.level,r.sn,r.stats.chunkCount,n.byteLength,v,p);c.push(n,g,d,"",r,i,h.totalduration,!1,m,f)}else{o.b.log("Unknown video PTS for cc "+r.cc+", waiting for video PTS before demuxing audio frag "+r.sn+" of ["+h.startSN+" ,"+h.endSN+"],track "+s),(this.waitingData=this.waitingData||{frag:r,part:i,cache:new oe.a,complete:!1}).cache.push(new Uint8Array(n)),this.waitingVideoCC=this.videoTrackCC,this.state=Ht}}else this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},l._handleFragmentLoadComplete=function(e){this.waitingData?this.waitingData.complete=!0:t.prototype._handleFragmentLoadComplete.call(this,e)},l.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},l.onBufferCreated=function(t,e){var r=e.tracks.audio;r&&(this.mediaBuffer=r.buffer),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer)},l.onFragBuffered=function(t,e){var r=e.frag,i=e.part;r.type===k.b.AUDIO&&(this.fragContextChanged(r)?this.warn("Fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch):("initSegment"!==r.sn&&(this.fragPrevious=r,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(a.a.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(r,i)))},l.onError=function(e,r){switch(r.details){case s.a.FRAG_LOAD_ERROR:case s.a.FRAG_LOAD_TIMEOUT:case s.a.KEY_LOAD_ERROR:case s.a.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(k.b.AUDIO,r);break;case s.a.AUDIO_TRACK_LOAD_ERROR:case s.a.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==jt&&this.state!==Ot&&(this.state=r.fatal?jt:xt,this.warn(r.details+" while loading frag, switching to "+this.state+" state"));break;case s.a.BUFFER_FULL_ERROR:if("audio"===r.parent&&(this.state===Ut||this.state===Bt)){var i=!0,n=this.getFwdBufferInfo(this.mediaBuffer,k.b.AUDIO);n&&n.len>.5&&(i=!this.reduceMaxBufferLength(n.len)),i&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,t.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}}},l.onBufferFlushed=function(t,e){e.type===u.a.AUDIO&&(this.bufferFlushed=!0)},l._handleTransmuxComplete=function(t){var e,r="audio",i=this.hls,n=t.remuxResult,s=t.chunkMeta,o=this.getCurrentContext(s);if(!o)return this.warn("The loading context changed while buffering fragment "+s.sn+" of level "+s.level+". This chunk will not be buffered."),void this.resetLiveStartWhenNotLoaded(s.level);var l=o.frag,h=o.part,d=n.audio,c=n.text,f=n.id3,g=n.initSegment;if(!this.fragContextChanged(l)){if(this.state=Ut,this.audioSwitch&&d&&this.completeAudioSwitch(),null!=g&&g.tracks&&(this._bufferInitSegment(g.tracks,l,s),i.trigger(a.a.FRAG_PARSING_INIT_SEGMENT,{frag:l,id:r,tracks:g.tracks})),d){var v=d.startPTS,p=d.endPTS,m=d.startDTS,y=d.endDTS;h&&(h.elementaryStreams[u.a.AUDIO]={startPTS:v,endPTS:p,startDTS:m,endDTS:y}),l.setElementaryStreamInfo(u.a.AUDIO,v,p,m,y),this.bufferFragmentData(d,l,h,s)}if(null!=f&&null!==(e=f.samples)&&void 0!==e&&e.length){var T=le({frag:l,id:r},f);i.trigger(a.a.FRAG_PARSING_METADATA,T)}if(c){var b=le({frag:l,id:r},c);i.trigger(a.a.FRAG_PARSING_USERDATA,b)}}},l._bufferInitSegment=function(t,e,r){if(this.state===Ut){t.video&&delete t.video;var i=t.audio;if(i){i.levelCodec=i.codec,i.id="audio",this.log("Init audio buffer, container:"+i.container+", codecs[parsed]=["+i.codec+"]"),this.hls.trigger(a.a.BUFFER_CODECS,t);var n=i.initSegment;if(null!=n&&n.byteLength){var s={type:"audio",frag:e,part:null,chunkMeta:r,parent:e.type,data:n};this.hls.trigger(a.a.BUFFER_APPENDING,s)}this.tick()}}},l.loadFragment=function(e,r,i){var a=this.fragmentTracker.getState(e);this.fragCurrent=e,(this.audioSwitch||a===tt.NOT_LOADED||a===tt.PARTIAL)&&("initSegment"===e.sn?this._loadInitSegment(e):r.live&&!Object(n.a)(this.initPTS[e.cc])?(this.log("Waiting for video PTS in continuity counter "+e.cc+" of live stream before loading audio fragment "+e.sn+" of level "+this.trackId),this.state=Ht):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i)))},l.completeAudioSwitch=function(){var e=this.hls,r=this.media,i=this.trackId;r&&(this.log("Switching audio track : flushing all audio"),t.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,e.trigger(a.a.AUDIO_TRACK_SWITCHED,{id:i})},i}(Wt);function de(t,e){for(var r=0;r=e.length)this.warn("Invalid id passed to audio-track controller");else{this.clearTimer();var r=e[this.trackId];this.log("Now switching to audio-track index "+t);var i=e[t],n=i.id,s=i.groupId,o=void 0===s?"":s,l=i.name,u=i.type,h=i.url;if(this.trackId=t,this.trackName=l,this.selectDefaultTrack=!1,this.hls.trigger(a.a.AUDIO_TRACK_SWITCHING,{id:n,groupId:o,name:l,type:u,url:h}),!i.details||i.details.live){var d=this.switchParams(i.url,null==r?void 0:r.details);this.loadPlaylist(d)}}},u.selectInitialTrack=function(){this.tracksInGroup;var t=this.trackName,e=this.findTrackId(t)||this.findTrackId();-1!==e?this.setAudioTrack(e):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(a.a.ERROR,{type:s.b.MEDIA_ERROR,details:s.a.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},u.findTrackId=function(t){for(var e=this.tracksInGroup,r=0;r=n[o].start&&s<=n[o].end){a=n[o];break}var l=r.start+r.duration;a?a.end=l:(a={start:s,end:l},n.push(a)),this.fragmentTracker.fragBuffered(r)}}},l.onBufferFlushing=function(t,e){var r=e.startOffset,i=e.endOffset;if(0===r&&i!==Number.POSITIVE_INFINITY){var n=this.currentTrackId,a=this.levels;if(!a.length||!a[n]||!a[n].details)return;var s=i-a[n].details.targetduration;if(s<=0)return;e.endOffsetSubtitles=Math.max(0,s),this.tracksBuffered.forEach((function(t){for(var e=0;e=s.length||n!==a)&&o){if(this.mediaBuffer=this.mediaBufferTimeRanges,i.live||null!==(r=o.details)&&void 0!==r&&r.live){var l=this.mainDetails;if(i.deltaUpdateFailed||!l)return;var u=l.fragments[0];if(o.details)0===this.alignPlaylists(i,o.details)&&u&&z(i,u.start);else i.hasProgramDateTime&&l.hasProgramDateTime?gt(i,l):u&&z(i,u.start)}if(o.details=i,this.levelLastLoaded=n,this.tick(),i.live&&!this.fragCurrent&&this.media&&this.state===xt)pt(null,i.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),o.details=void 0)}}},l._handleFragmentLoadComplete=function(t){var e=t.frag,r=t.payload,i=e.decryptdata,n=this.hls;if(!this.fragContextChanged(e)&&r&&r.byteLength>0&&i&&i.key&&i.iv&&"AES-128"===i.method){var s=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(r),i.key.buffer,i.iv.buffer).then((function(t){var r=performance.now();n.trigger(a.a.FRAG_DECRYPTED,{frag:e,payload:t,stats:{tstart:s,tdecrypt:r}})}))}},l.doTick=function(){if(this.media){if(this.state===xt){var t,e=this.currentTrackId,r=this.levels;if(!r.length||!r[e]||!r[e].details)return;var i=r[e].details,n=i.targetduration,a=this.config,s=this.media,o=lt.bufferedInfo(this.mediaBufferTimeRanges,s.currentTime-n,a.maxBufferHole),l=o.end;if(o.len>this.getMaxBufferLength()+n)return;var u,h=i.fragments,d=h.length,c=i.edge,f=this.fragPrevious;if(l-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange))},l.pollTrackChange=function(t){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,t)},l.onMediaDetaching=function(){this.media&&(self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId),Te(this.media.textTracks).forEach((function(t){x(t)})),this.subtitleTrack=-1,this.media=null)},l.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},l.onManifestParsed=function(t,e){this.tracks=e.subtitleTracks},l.onSubtitleTrackLoaded=function(t,e){var r=e.id,i=e.details,n=this.trackId,a=this.tracksInGroup[n];if(a){var s=a.details;a.details=e.details,this.log("subtitle track "+r+" loaded ["+i.startSN+"-"+i.endSN+"]"),r===this.trackId&&(this.retryCount=0,this.playlistLoaded(r,e,s))}else this.warn("Invalid subtitle track id "+r)},l.onLevelLoading=function(t,e){this.switchLevel(e.level)},l.onLevelSwitching=function(t,e){this.switchLevel(e.level)},l.switchLevel=function(t){var e=this.hls.levels[t];if(null!=e&&e.textGroupIds){var r=e.textGroupIds[e.urlId];if(this.groupId!==r){var i=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,n=this.tracks.filter((function(t){return!r||t.groupId===r}));this.tracksInGroup=n;var s=this.findTrackId(null==i?void 0:i.name)||this.findTrackId();this.groupId=r;var o={subtitleTracks:n};this.log("Updating subtitle tracks, "+n.length+' track(s) found in "'+r+'" group-id'),this.hls.trigger(a.a.SUBTITLE_TRACKS_UPDATED,o),-1!==s&&this.setSubtitleTrack(s,i)}}},l.findTrackId=function(t){for(var e=this.tracksInGroup,r=0;r=i.length)){this.clearTimer();var n=i[t];if(this.log("Switching to subtitle track "+t),this.trackId=t,n){var s=n.id,o=n.groupId,l=void 0===o?"":o,u=n.name,h=n.type,d=n.url;this.hls.trigger(a.a.SUBTITLE_TRACK_SWITCH,{id:s,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(a.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=Te(this.media.textTracks),r=0;r0||Object.keys(this.pendingTracks).length>0},e.destroy=function(){this.unregisterListeners(),this.details=null},e.registerListeners=function(){var t=this.hls;t.on(a.a.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(a.a.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(a.a.MANIFEST_PARSED,this.onManifestParsed,this),t.on(a.a.BUFFER_RESET,this.onBufferReset,this),t.on(a.a.BUFFER_APPENDING,this.onBufferAppending,this),t.on(a.a.BUFFER_CODECS,this.onBufferCodecs,this),t.on(a.a.BUFFER_EOS,this.onBufferEos,this),t.on(a.a.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(a.a.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(a.a.FRAG_PARSED,this.onFragParsed,this),t.on(a.a.FRAG_CHANGED,this.onFragChanged,this)},e.unregisterListeners=function(){var t=this.hls;t.off(a.a.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(a.a.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(a.a.MANIFEST_PARSED,this.onManifestParsed,this),t.off(a.a.BUFFER_RESET,this.onBufferReset,this),t.off(a.a.BUFFER_APPENDING,this.onBufferAppending,this),t.off(a.a.BUFFER_CODECS,this.onBufferCodecs,this),t.off(a.a.BUFFER_EOS,this.onBufferEos,this),t.off(a.a.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(a.a.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(a.a.FRAG_PARSED,this.onFragParsed,this),t.off(a.a.FRAG_CHANGED,this.onFragChanged,this)},e._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new Se(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},e.onManifestParsed=function(t,e){var r=2;(e.audio&&!e.video||!e.altAudio)&&(r=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,this.details=null,o.b.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},e.onMediaAttaching=function(t,e){var r=this.media=e.media;if(r&&Le){var i=this.mediaSource=new Le;i.addEventListener("sourceopen",this._onMediaSourceOpen),i.addEventListener("sourceended",this._onMediaSourceEnded),i.addEventListener("sourceclose",this._onMediaSourceClose),r.src=self.URL.createObjectURL(i),this._objectUrl=r.src}},e.onMediaDetaching=function(){var t=this.media,e=this.mediaSource,r=this._objectUrl;if(e){if(o.b.log("[buffer-controller]: media source detaching"),"open"===e.readyState)try{e.endOfStream()}catch(t){o.b.warn("[buffer-controller]: onMediaDetaching: "+t.message+" while calling endOfStream")}this.onBufferReset(),e.removeEventListener("sourceopen",this._onMediaSourceOpen),e.removeEventListener("sourceended",this._onMediaSourceEnded),e.removeEventListener("sourceclose",this._onMediaSourceClose),t&&(r&&self.URL.revokeObjectURL(r),t.src===r?(t.removeAttribute("src"),t.load()):o.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(a.a.MEDIA_DETACHED,void 0)},e.onBufferReset=function(){var t=this;this.getSourceBufferTypes().forEach((function(e){var r=t.sourceBuffer[e];try{r&&(t.removeBufferListeners(e),t.mediaSource&&t.mediaSource.removeSourceBuffer(r),t.sourceBuffer[e]=void 0)}catch(t){o.b.warn("[buffer-controller]: Failed to reset the "+e+" buffer",t)}})),this._initSourceBuffer()},e.onBufferCodecs=function(t,e){var r=this,i=this.getSourceBufferTypes().length;Object.keys(e).forEach((function(t){if(i){var n=r.tracks[t];if(n&&"function"==typeof n.buffer.changeType){var a=e[t],s=a.codec,o=a.levelCodec,l=a.container;if((n.levelCodec||n.codec).replace(Ae,"$1")!==(o||s).replace(Ae,"$1")){var u=l+";codecs="+(o||s);r.appendChangeType(t,u)}}}else r.pendingTracks[t]=e[t]})),i||(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},e.appendChangeType=function(t,e){var r=this,i=this.operationQueue,n={execute:function(){var n=r.sourceBuffer[t];n&&(o.b.log("[buffer-controller]: changing "+t+" sourceBuffer type to "+e),n.changeType(e)),i.shiftAndExecuteNext(t)},onStart:function(){},onComplete:function(){},onError:function(e){o.b.warn("[buffer-controller]: Failed to change "+t+" SourceBuffer type",e)}};i.append(n,t)},e.onBufferAppending=function(t,e){var r=this,i=this.hls,n=this.operationQueue,l=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=l.audio,T="audio"===h&&1===f.id&&"audio/mpeg"===(null==y?void 0:y.container),b={execute:function(){if(g.executeStart=self.performance.now(),T){var t=r.sourceBuffer[h];if(t){var e=d.start-t.timestampOffset;Math.abs(e)>=.1&&(o.b.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+d.start+" (delta: "+e+") sn: "+d.sn+")"),t.timestampOffset=d.start)}}r.appendExecutor(u,h)},onStart:function(){},onComplete:function(){var t=self.performance.now();g.executeEnd=g.end=t,0===p.first&&(p.first=t),m&&0===m.first&&(m.first=t);var e=r.sourceBuffer,i={};for(var n in e)i[n]=lt.getBuffered(e[n]);r.appendError=0,r.hls.trigger(a.a.BUFFER_APPENDED,{type:h,frag:d,part:c,chunkMeta:f,parent:d.type,timeRanges:i})},onError:function(t){o.b.error("[buffer-controller]: Error encountered while trying to append to the "+h+" SourceBuffer",t);var e={type:s.b.MEDIA_ERROR,parent:d.type,details:s.a.BUFFER_APPEND_ERROR,err:t,fatal:!1};t.code===DOMException.QUOTA_EXCEEDED_ERR?e.details=s.a.BUFFER_FULL_ERROR:(r.appendError++,e.details=s.a.BUFFER_APPEND_ERROR,r.appendError>i.config.appendErrorMaxRetry&&(o.b.error("[buffer-controller]: Failed "+i.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),e.fatal=!0)),i.trigger(a.a.ERROR,e)}};n.append(b,h)},e.onBufferFlushing=function(t,e){var r=this,i=this.operationQueue,n=function(t){return{execute:r.removeExecutor.bind(r,t,e.startOffset,e.endOffset),onStart:function(){},onComplete:function(){r.hls.trigger(a.a.BUFFER_FLUSHED,{type:t})},onError:function(e){o.b.warn("[buffer-controller]: Failed to remove from "+t+" SourceBuffer",e)}}};e.type?i.append(n(e.type),e.type):this.getSourceBufferTypes().forEach((function(t){i.append(n(t),t)}))},e.onFragParsed=function(t,e){var r=this,i=e.frag,n=e.part,s=[],l=n?n.elementaryStreams:i.elementaryStreams;l[u.a.AUDIOVIDEO]?s.push("audiovideo"):(l[u.a.AUDIO]&&s.push("audio"),l[u.a.VIDEO]&&s.push("video"));0===s.length&&o.b.warn("Fragments must have at least one ElementaryStreamType set. type: "+i.type+" level: "+i.level+" sn: "+i.sn),this.blockBuffers((function(){var t=self.performance.now();i.stats.buffering.end=t,n&&(n.stats.buffering.end=t);var e=n?n.stats:i.stats;r.hls.trigger(a.a.FRAG_BUFFERED,{frag:i,part:n,stats:e,id:i.type})}),s)},e.onFragChanged=function(t,e){this.flushBackBuffer()},e.onBufferEos=function(t,e){var r=this;this.getSourceBufferTypes().reduce((function(t,i){var n=r.sourceBuffer[i];return e.type&&e.type!==i||n&&!n.ended&&(n.ended=!0,o.b.log("[buffer-controller]: "+i+" sourceBuffer now EOS")),t&&!(n&&!n.ended)}),!0)&&this.blockBuffers((function(){var t=r.mediaSource;t&&"open"===t.readyState&&t.endOfStream()}))},e.onLevelUpdated=function(t,e){var r=e.details;r.fragments.length&&(this.details=r,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},e.flushBackBuffer=function(){var t=this.hls,e=this.details,r=this.media,i=this.sourceBuffer;if(r&&null!==e){var s=this.getSourceBufferTypes();if(s.length){var o=e.live&&null!==t.config.liveBackBufferLength?t.config.liveBackBufferLength:t.config.backBufferLength;if(Object(n.a)(o)&&!(o<0)){var l=r.currentTime,u=e.levelTargetDuration,h=Math.max(o,u),d=Math.floor(l/u)*u-h;s.forEach((function(r){var n=i[r];if(n){var s=lt.getBuffered(n);s.length>0&&d>s.start(0)&&(t.trigger(a.a.BACK_BUFFER_REACHED,{bufferEnd:d}),e.live&&t.trigger(a.a.LIVE_BACK_BUFFER_REACHED,{bufferEnd:d}),t.trigger(a.a.BUFFER_FLUSHING,{startOffset:0,endOffset:d,type:r}))}}))}}}},e.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var t=this.details,e=this.hls,r=this.media,i=this.mediaSource,a=t.fragments[0].start+t.totalduration,s=r.duration,l=Object(n.a)(i.duration)?i.duration:0;t.live&&e.config.liveDurationInfinity?(o.b.log("[buffer-controller]: Media Source duration is set to Infinity"),i.duration=1/0,this.updateSeekableRange(t)):(a>l&&a>s||!Object(n.a)(s))&&(o.b.log("[buffer-controller]: Updating Media Source duration to "+a.toFixed(3)),i.duration=a)}},e.updateSeekableRange=function(t){var e=this.mediaSource,r=t.fragments;if(r.length&&t.live&&null!=e&&e.setLiveSeekableRange){var i=Math.max(0,r[0].start),n=Math.max(i,i+t.totalduration);e.setLiveSeekableRange(i,n)}},e.checkPendingTracks=function(){var t=this.bufferCodecEventsExpected,e=this.operationQueue,r=this.pendingTracks,i=Object.keys(r).length;if(i&&!t||2===i){this.createSourceBuffers(r),this.pendingTracks={};var n=this.getSourceBufferTypes();if(0===n.length)return void this.hls.trigger(a.a.ERROR,{type:s.b.MEDIA_ERROR,details:s.a.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});n.forEach((function(t){e.executeNext(t)}))}},e.createSourceBuffers=function(t){var e=this.sourceBuffer,r=this.mediaSource;if(!r)throw Error("createSourceBuffers called when mediaSource was null");var i=0;for(var n in t)if(!e[n]){var l=t[n];if(!l)throw Error("source buffer exists for track "+n+", however track does not");var u=l.levelCodec||l.codec,h=l.container+";codecs="+u;o.b.log("[buffer-controller]: creating sourceBuffer("+h+")");try{var d=e[n]=r.addSourceBuffer(h),c=n;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[n]={buffer:d,codec:u,container:l.container,levelCodec:l.levelCodec,id:l.id},i++}catch(t){o.b.error("[buffer-controller]: error while trying to add sourceBuffer: "+t.message),this.hls.trigger(a.a.ERROR,{type:s.b.MEDIA_ERROR,details:s.a.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:t,mimeType:h})}}i&&this.hls.trigger(a.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){o.b.error("[buffer-controller]: "+t+" SourceBuffer error",e),this.hls.trigger(a.a.ERROR,{type:s.b.MEDIA_ERROR,details:s.a.BUFFER_APPENDING_ERROR,fatal:!1});var r=this.operationQueue.current(t);r&&r.onError(e)},e.removeExecutor=function(t,e,r){var i=this.media,a=this.mediaSource,s=this.operationQueue,l=this.sourceBuffer[t];if(!i||!a||!l)return o.b.warn("[buffer-controller]: Attempting to remove from the "+t+" SourceBuffer, but it does not exist"),void s.shiftAndExecuteNext(t);var u=Object(n.a)(i.duration)?i.duration:1/0,h=Object(n.a)(a.duration)?a.duration:1/0,d=Math.max(0,e),c=Math.min(r,u,h);c>d?(o.b.log("[buffer-controller]: Removing ["+d+","+c+"] from the "+t+" SourceBuffer"),l.remove(d,c)):s.shiftAndExecuteNext(t)},e.appendExecutor=function(t,e){var r=this.operationQueue,i=this.sourceBuffer[e];if(!i)return o.b.warn("[buffer-controller]: Attempting to append to the "+e+" SourceBuffer, but it does not exist"),void r.shiftAndExecuteNext(e);i.ended=!1,i.appendBuffer(t)},e.blockBuffers=function(t,e){var r=this;if(void 0===e&&(e=this.getSourceBufferTypes()),!e.length)return o.b.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve(t);var i=this.operationQueue,n=e.map((function(t){return i.appendBlocker(t)}));Promise.all(n).then((function(){t(),e.forEach((function(t){var e=r.sourceBuffer[t];e&&e.updating||i.shiftAndExecuteNext(t)}))}))},e.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},e.addBufferListener=function(t,e,r){var i=this.sourceBuffer[t];if(i){var n=r.bind(this,t);this.listeners[t].push({event:e,listener:n}),i.addEventListener(e,n)}},e.removeBufferListeners=function(t){var 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De.hasOwnProperty(t)&&(e=De[t]),String.fromCharCode(e)},_e={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},Ie={17:2,18:4,21:6,22:8,23:10,19:13,20:15},Ce={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},we={25:2,26:4,29:6,30:8,31:10,27:13,28:15},Oe=["white","green","blue","cyan","red","yellow","magenta","black","transparent"];!function(t){t[t.ERROR=0]="ERROR",t[t.TEXT=1]="TEXT",t[t.WARNING=2]="WARNING",t[t.INFO=2]="INFO",t[t.DEBUG=3]="DEBUG",t[t.DATA=3]="DATA"}(be||(be={}));var xe=function(){function t(){this.time=null,this.verboseLevel=be.ERROR}return t.prototype.log=function(t,e){this.verboseLevel>=t&&o.b.log(this.time+" ["+t+"] "+e)},t}(),Pe=function(t){for(var e=[],r=0;r100&&(this.logger.log(be.DEBUG,"Too large cursor position "+this.pos),this.pos=100)},e.moveCursor=function(t){var e=this.pos+t;if(t>1)for(var r=this.pos+1;r=144&&this.backSpace();var e=ke(t);this.pos>=100?this.logger.log(be.ERROR,"Cannot insert "+t.toString(16)+" ("+e+") at position "+this.pos+". 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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(be.INFO,"MODE="+t),"MODE_POP-ON"===this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=t)},e.insertChars=function(t){for(var e=0;e=46,e.italics)e.foreground="white";else{var r=Math.floor(t/2)-16;e.foreground=["white","green","blue","cyan","red","yellow","magenta"][r]}this.logger.log(be.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 Ge(t,e,r){r.a=t,r.b=e}function Ke(t,e,r){return r.a===t&&r.b===e}var je=function(){function t(t,e,r){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var i=new xe;this.channels=[null,new Be(t,e,i),new Be(t+1,r,i)],this.cmdHistory={a:null,b:null},this.logger=i}var e=t.prototype;return e.getHandler=function(t){return this.channels[t].getHandler()},e.setHandler=function(t,e){this.channels[t].setHandler(e)},e.addData=function(t,e){var r,i,n,a=!1;this.logger.time=t;for(var s=0;s ("+Pe([i,n])+")"),(r=this.parseCmd(i,n))||(r=this.parseMidrow(i,n)),r||(r=this.parsePAC(i,n)),r||(r=this.parseBackgroundAttributes(i,n)),!r&&(a=this.parseChars(i,n))){var o=this.currentChannel;if(o&&o>0)this.channels[o].insertChars(a);else this.logger.log(be.WARNING,"No channel found yet. 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i=this.channels[r];return!!i&&(i.ccMIDROW(e),this.logger.log(be.DEBUG,"MIDROW ("+Pe([t,e])+")"),!0)}return!1},e.parsePAC=function(t,e){var r,i=this.cmdHistory;if(!((t>=17&&t<=23||t>=25&&t<=31)&&e>=64&&e<=127)&&!((16===t||24===t)&&e>=64&&e<=95))return!1;if(Ke(t,e,i))return Ge(null,null,i),!0;var n=t<=23?1:2;r=e>=64&&e<=95?1===n?_e[t]:Ce[t]:1===n?Ie[t]:we[t];var a=this.channels[n];return!!a&&(a.setPAC(this.interpretPAC(r,e)),Ge(t,e,i),this.currentChannel=n,!0)},e.interpretPAC=function(t,e){var r,i={color:null,italics:!1,indent:null,underline:!1,row:t};return r=e>95?e-96:e-64,i.underline=1==(1&r),r<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(r/2)]:r<=15?(i.italics=!0,i.color="white"):i.indent=4*Math.floor((r-16)/2),i},e.parseChars=function(t,e){var r,i,n=null,a=null;(t>=25?(r=2,a=t-8):(r=1,a=t),a>=17&&a<=19)?(i=17===a?e+80:18===a?e+112:e+144,this.logger.log(be.INFO,"Special char '"+ke(i)+"' in channel 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r=e.toLowerCase();return!!~t.indexOf(r)&&r}function i(t){return r(e,t)}function n(t){for(var e=arguments.length,r=new Array(e>1?e-1:0),i=1;i100)throw new Error("Position must be between 0 and 100.");T=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"positionAlign",n({},l,{get:function(){return b},set:function(t){var e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");b=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"size",n({},l,{get:function(){return E},set:function(t){if(t<0||t>100)throw new Error("Size must be between 0 and 100.");E=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"align",n({},l,{get:function(){return S},set:function(t){var e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");S=e,this.hasBeenReset=!0}})),o.displayState=void 0}return a.prototype.getCueAsHTML=function(){return self.WebVTT.convertCueToDOMTree(self,this.text)},a}(),We=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 Ye(t){function e(t,e,r,i){return 3600*(0|t)+60*(0|e)+(0|r)+parseFloat(i||0)}var r=t.match(/^(?:(\d+):)?(\d{2}):(\d{2})(\.\d+)?/);return r?parseFloat(r[2])>59?e(r[2],r[3],0,r[4]):e(r[1],r[2],r[3],r[4]):null}var qe=function(){function t(){this.values=Object.create(null)}var e=t.prototype;return e.set=function(t,e){this.get(t)||""===e||(this.values[t]=e)},e.get=function(t,e,r){return r?this.has(t)?this.values[t]:e[r]:this.has(t)?this.values[t]:e},e.has=function(t){return t in this.values},e.alt=function(t,e,r){for(var i=0;i=0&&r<=100)return this.set(t,r),!0}return!1},t}();function Xe(t,e,r,i){var n=i?t.split(i):[t];for(var a in n)if("string"==typeof n[a]){var s=n[a].split(r);if(2===s.length)e(s[0],s[1])}}var ze=new Ve(0,0,""),Qe="middle"===ze.align?"middle":"center";function $e(t,e,r){var i=t;function n(){var e=Ye(t);if(null===e)throw new Error("Malformed timestamp: "+i);return t=t.replace(/^[^\sa-zA-Z-]+/,""),e}function a(){t=t.replace(/^\s+/,"")}if(a(),e.startTime=n(),a(),"--\x3e"!==t.substr(0,3))throw new Error("Malformed time stamp (time stamps must be separated by '--\x3e'): "+i);t=t.substr(3),a(),e.endTime=n(),a(),function(t,e){var i=new qe;Xe(t,(function(t,e){var n;switch(t){case"region":for(var a=r.length-1;a>=0;a--)if(r[a].id===e){i.set(t,r[a].region);break}break;case"vertical":i.alt(t,e,["rl","lr"]);break;case"line":n=e.split(","),i.integer(t,n[0]),i.percent(t,n[0])&&i.set("snapToLines",!1),i.alt(t,n[0],["auto"]),2===n.length&&i.alt("lineAlign",n[1],["start",Qe,"end"]);break;case"position":n=e.split(","),i.percent(t,n[0]),2===n.length&&i.alt("positionAlign",n[1],["start",Qe,"end","line-left","line-right","auto"]);break;case"size":i.percent(t,e);break;case"align":i.alt(t,e,["start",Qe,"end","left","right"])}}),/:/,/\s/),e.region=i.get("region",null),e.vertical=i.get("vertical","");var n=i.get("line","auto");"auto"===n&&-1===ze.line&&(n=-1),e.line=n,e.lineAlign=i.get("lineAlign","start"),e.snapToLines=i.get("snapToLines",!0),e.size=i.get("size",100),e.align=i.get("align",Qe);var a=i.get("position","auto");"auto"===a&&50===ze.position&&(a="start"===e.align||"left"===e.align?0:"end"===e.align||"right"===e.align?100:50),e.position=a}(t,e)}function Je(t){return t.replace(//gi,"\n")}var Ze=function(){function t(){this.state="INITIAL",this.buffer="",this.decoder=new We,this.regionList=[],this.cue=null,this.oncue=void 0,this.onparsingerror=void 0,this.onflush=void 0}var e=t.prototype;return e.parse=function(t){var e=this;function r(){var t=e.buffer,r=0;for(t=Je(t);r>>0).toString()};function ar(t,e,r){return nr(t.toString())+nr(e.toString())+nr(r)}function sr(t,e,r,i,a,s,o,l){var u,h=new Ze,d=Object(M.f)(new Uint8Array(t)).trim().replace(rr,"\n").split("\n"),c=[],f=Object(tr.a)(e,r),g="00:00.000",v=0,p=0,m=!0,y=!1;h.oncue=function(t){var e=i[a],r=i.ccOffset,n=(v-f)/9e4;if(null!=e&&e.new&&(void 0!==p?r=i.ccOffset=e.start:function(t,e,r){var i=t[e],n=t[i.prevCC];if(!n||!n.new&&i.new)return t.ccOffset=t.presentationOffset=i.start,void(i.new=!1);for(;null!==(a=n)&&void 0!==a&&a.new;){var a;t.ccOffset+=i.start-n.start,i.new=!1,n=t[(i=n).prevCC]}t.presentationOffset=r}(i,a,n)),n&&(r=n-i.presentationOffset),y){var o=t.endTime-t.startTime,l=Object(er.b)(9e4*(t.startTime+r-p),9e4*s)/9e4;t.startTime=l,t.endTime=l+o}var u=t.text.trim();t.text=decodeURIComponent(encodeURIComponent(u)),t.id||(t.id=ar(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(ir(t,"X-TIMESTAMP-MAP=")){m=!1,y=!0,t.substr(16).split(",").forEach((function(t){ir(t,"LOCAL:")?g=t.substr(6):ir(t,"MPEGTS:")&&(v=parseInt(t.substr(7)))}));try{p=function(t){var e=parseInt(t.substr(-3)),r=parseInt(t.substr(-6,2)),i=parseInt(t.substr(-9,2)),a=t.length>9?parseInt(t.substr(0,t.indexOf(":"))):0;if(!(Object(n.a)(e)&&Object(n.a)(r)&&Object(n.a)(i)&&Object(n.a)(a)))throw Error("Malformed X-TIMESTAMP-MAP: Local:"+t);return e+=1e3*r,e+=6e4*i,e+=36e5*a}(g)/1e3}catch(t){y=!1,u=t}return}""===t&&(m=!1)}h.parse(t+"\n")})),h.flush()}function or(){return(or=Object.assign||function(t){for(var e=1;e=0&&(c[0]=Math.min(c[0],e),c[1]=Math.max(c[1],r),h=!0,f/(r-e)>.5))return}if(h||n.push([e,r]),this.config.renderTextTracksNatively){var g=this.captionsTracks[t];this.Cues.newCue(g,e,r,i)}else{var v=this.Cues.newCue(null,e,r,i);this.hls.trigger(a.a.CUES_PARSED,{type:"captions",cues:v,track:t})}},e.onInitPtsFound=function(t,e){var r=this,i=e.frag,n=e.id,s=e.initPTS,o=e.timescale,l=this.unparsedVttFrags;"main"===n&&(this.initPTS[i.cc]=s,this.timescale[i.cc]=o),l.length&&(this.unparsedVttFrags=[],l.forEach((function(t){r.onFragLoaded(a.a.FRAG_LOADED,t)})))},e.getExistingTrack=function(t){var e=this.media;if(e)for(var r=0;r0&&this.mediaWidth>0){var t=this.hls.levels;if(t.length){var e=this.hls;e.autoLevelCapping=this.getMaxLevel(t.length-1),e.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=e.autoLevelCapping}}},n.getMaxLevel=function(e){var r=this,i=this.hls.levels;if(!i.length)return-1;var n=i.filter((function(i,n){return t.isLevelAllowed(n,r.restrictedLevels)&&n<=e}));return this.clientRect=null,t.getMaxLevelByMediaSize(n,this.mediaWidth,this.mediaHeight)},n.startCapping=function(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},n.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},n.getDimensions=function(){if(this.clientRect)return this.clientRect;var t=this.media,e={width:0,height:0};if(t){var r=t.getBoundingClientRect();e.width=r.width,e.height=r.height,e.width||e.height||(e.width=r.right-r.left||t.width||0,e.height=r.bottom-r.top||t.height||0)}return this.clientRect=e,e},t.isLevelAllowed=function(t,e){return void 0===e&&(e=[]),-1===e.indexOf(t)},t.getMaxLevelByMediaSize=function(t,e,r){if(!t||!t.length)return-1;for(var i,n,a=t.length-1,s=0;s=e||o.height>=r)&&(i=o,!(n=t[s+1])||i.width!==n.width||i.height!==n.height)){a=s;break}}return a},e=t,i=[{key:"contentScaleFactor",get:function(){var t=1;try{t=self.devicePixelRatio}catch(t){}return t}}],(r=[{key:"mediaWidth",get:function(){return this.getDimensions().width*t.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*t.contentScaleFactor}}])&&Tr(e.prototype,r),i&&Tr(e,i),t}(),Sr=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(a.a.MEDIA_ATTACHING,this.onMediaAttaching,this)},e.unregisterListeners=function(){this.hls.off(a.a.MEDIA_ATTACHING,this.onMediaAttaching)},e.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},e.onMediaAttaching=function(t,e){var r=this.hls.config;if(r.capLevelOnFPSDrop){var i=e.media instanceof self.HTMLVideoElement?e.media:null;this.media=i,i&&"function"==typeof i.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),r.fpsDroppedMonitoringPeriod)}},e.checkFPS=function(t,e,r){var i=performance.now();if(e){if(this.lastTime){var n=i-this.lastTime,s=r-this.lastDroppedFrames,l=e-this.lastDecodedFrames,u=1e3*s/n,h=this.hls;if(h.trigger(a.a.FPS_DROP,{currentDropped:s,currentDecoded:l,totalDroppedFrames:r}),u>0&&s>h.config.fpsDroppedMonitoringThreshold*l){var d=h.currentLevel;o.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(a.a.FPS_DROP_LEVEL_CAPPING,{level:d,droppedLevel:h.currentLevel}),h.autoLevelCapping=d,this.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=e}},e.checkFPSInterval=function(){var t=this.media;if(t)if(this.isVideoPlaybackQualityAvailable){var e=t.getVideoPlaybackQuality();this.checkFPS(t,e.totalVideoFrames,e.droppedVideoFrames)}else this.checkFPS(t,t.webkitDecodedFrameCount,t.webkitDroppedFrameCount)},t}();!function(t){t.WIDEVINE="com.widevine.alpha",t.PLAYREADY="com.microsoft.playready"}(br||(br={}));var Lr="undefined"!=typeof self&&self.navigator&&self.navigator.requestMediaKeySystemAccess?self.navigator.requestMediaKeySystemAccess.bind(self.navigator):null;function Ar(t,e){for(var r=0;r3)return void this.hls.trigger(a.a.ERROR,{type:s.b.KEY_SYSTEM_ERROR,details:s.a.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});var u=3-this._requestLicenseFailureCount+1;o.b.warn("Retrying license request, "+u+" attempts left"),this._requestLicense(r,i)}}},n._generateLicenseRequestChallenge=function(t,e){switch(t.mediaKeySystemDomain){case br.WIDEVINE:return e}throw new Error("unsupported key-system: "+t.mediaKeySystemDomain)},n._requestLicense=function(t,e){o.b.log("Requesting content license for key-system");var r=this._mediaKeysList[0];if(!r)return o.b.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),void this.hls.trigger(a.a.ERROR,{type:s.b.KEY_SYSTEM_ERROR,details:s.a.KEY_SYSTEM_NO_ACCESS,fatal:!0});try{var i=this.getLicenseServerUrl(r.mediaKeySystemDomain),n=this._createLicenseXhr(i,t,e);o.b.log("Sending license request to URL: "+i);var l=this._generateLicenseRequestChallenge(r,t);n.send(l)}catch(t){o.b.error("Failure requesting DRM license: "+t),this.hls.trigger(a.a.ERROR,{type:s.b.KEY_SYSTEM_ERROR,details:s.a.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},n.onMediaAttached=function(t,e){if(this._emeEnabled){var r=e.media;this._media=r,r.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 r=e.levels.map((function(t){return t.audioCodec})).filter((function(t){return!!t})),i=e.levels.map((function(t){return t.videoCodec})).filter((function(t){return!!t}));this._attemptKeySystemAccess(br.WIDEVINE,r,i)}},e=t,(r=[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}])&&Ar(e.prototype,r),i&&Ar(e,i),t}();function Ir(t,e){for(var r=0;r=t.length?{done:!0}:{done:!1,value:t[i++]}}}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 Or(t,e){(null==e||e>t.length)&&(e=t.length);for(var r=0,i=new Array(e);r-1?n+1:i.levels.length;e=i.levels.slice(0,a)}for(var s,o=wr(e);!(s=o()).done;){var l=s.value;l.bitrate>r&&(r=l.bitrate)}return r>0?r:NaN},e.getBufferLength=function(t){var e=this.hls.media,r=t===Rr.AUDIO?this.audioBuffer:this.videoBuffer;return r&&e?1e3*lt.bufferInfo(r,e.currentTime,this.config.maxBufferHole).len:NaN},e.createPlaylistLoader=function(){var t=this.config.pLoader,e=this.applyPlaylistData,r=t||this.config.loader;return function(){function t(t){this.loader=void 0,this.loader=new r(t)}var i=t.prototype;return i.destroy=function(){this.loader.destroy()},i.abort=function(){this.loader.abort()},i.load=function(t,r,i){e(t),this.loader.load(t,r,i)},Cr(t,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),t}()},e.createFragmentLoader=function(){var t=this.config.fLoader,e=this.applyFragmentData,r=t||this.config.loader;return function(){function t(t){this.loader=void 0,this.loader=new r(t)}var i=t.prototype;return i.destroy=function(){this.loader.destroy()},i.abort=function(){this.loader.abort()},i.load=function(t,r,i){e(t),this.loader.load(t,r,i)},Cr(t,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return 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this.readBits(t+1)-1},e.readEG=function(){var t=this.readUEG();return 1&t?1+t>>>1:-1*(t>>>1)},e.readBoolean=function(){return 1===this.readBits(1)},e.readUByte=function(){return this.readBits(8)},e.readUShort=function(){return this.readBits(16)},e.readUInt=function(){return this.readBits(32)},e.skipScalingList=function(t){for(var e=8,r=8,i=0;i=t.length)return void r();if(!(t[e].unit.length<32)){var i=this.decrypter.isSync();if(this.decryptAacSample(t,e,r,i),!i)return}}},e.getAvcEncryptedData=function(t){for(var e=16*Math.floor((t.length-48)/160)+16,r=new Int8Array(e),i=0,n=32;n=t.length)return void i();for(var n=t[e].units;!(r>=n.length);r++){var a=n[r];if(!(a.data.length<=48||1!==a.type&&5!==a.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(t,e,r,i,a,s),!s)return}}}},t}();function K(){return(K=Object.assign?Object.assign.bind():function(t){for(var e=1;e>4>1){if((I=R+5+e[R+4])===R+188)continue}else I=R+4;switch(_){case 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w={audioTrack:u,videoTrack:l,id3Track:d,textTrack:c};return s&&this.extractRemainingSamples(w),w},e.flush=function(){var t,e=this.remainderData;return this.remainderData=null,t=e?this.demux(e,-1,!1,!0):{videoTrack:this._avcTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(t),this.sampleAes?this.decrypt(t,this.sampleAes):t},e.extractRemainingSamples=function(t){var e,r=t.audioTrack,i=t.videoTrack,n=t.id3Track,a=t.textTrack,s=i.pesData,o=r.pesData,l=n.pesData;if(s&&(e=q(s))?(this.parseAVCPES(i,a,e,!0),i.pesData=null):i.pesData=s,o&&(e=q(o))){switch(r.segmentCodec){case"aac":this.parseAACPES(r,e);break;case"mp3":this.parseMPEGPES(r,e)}r.pesData=null}else null!=o&&o.size&&v.b.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=o;l&&(e=q(l))?(this.parseID3PES(n,e),n.pesData=null):n.pesData=l},e.demuxSampleAes=function(t,e,r){var i=this.demux(t,r,!0,!this.config.progressive),n=this.sampleAes=new 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G(i.data).readSPS();t.width=d.width,t.height=d.height,t.pixelRatio=d.pixelRatio,t.sps=[i.data],t.duration=a._duration;for(var c=i.data.subarray(1,4),f="avc1.",g=0;g<3;g++){var v=c[g].toString(16);v.length<2&&(v="0"+v),f+=v}t.codec=f}break;case 8:n=!0,t.pps||(t.pps=[i.data]);break;case 9:n=!1,t.audFound=!0,o&&z(o,t),o=a.avcSample=V(!1,r.pts,r.dts,"");break;case 12:n=!0;break;default:n=!1,o&&(o.debug+="unknown NAL "+i.type+" ")}o&&n&&o.units.push(i)})),i&&o&&(z(o,t),this.avcSample=null)},e.getLastNalUnit=function(t){var e,r,i=this.avcSample;if(i&&0!==i.units.length||(i=t[t.length-1]),null!==(e=i)&&void 0!==e&&e.units){var n=i.units;r=n[n.length-1]}return r},e.parseAVCNALu=function(t,e){var r,i,n=e.byteLength,a=t.naluState||0,s=a,o=[],l=0,u=-1,h=0;for(-1===a&&(u=0,h=31&e[0],a=0,l=1);l=0){var d={data:e.subarray(u,l-a-1),type:h};o.push(d)}else{var c=this.getLastNalUnit(t.samples);if(c&&(s&&l<=4-s&&c.state&&(c.data=c.data.subarray(0,c.data.byteLength-s)),(i=l-a-1)>0)){var f=new 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u=e[7];192&u&&(n=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,64&u?n-(a=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2)>54e5&&(v.b.warn(Math.round((n-a)/9e4)+"s delta between PTS and DTS, align them"),n=a):a=n);var h=(i=e[8])+9;if(t.size<=h)return null;t.size-=h;for(var d=new Uint8Array(t.size),c=0,f=o.length;cg){h-=g;continue}e=e.subarray(h),g-=h,h=0}d.set(e,s),s+=g}return r&&(r-=i+3),{data:d,pts:n,dts:a,len:r}}return null}function z(t,e){if(t.units.length&&t.frame){if(void 0===t.pts){var r=e.samples,i=r.length;if(!i)return void e.dropped++;var n=r[i-1];t.pts=n.pts,t.dts=n.dts}e.samples.push(t)}t.debug.length&&v.b.log(t.pts+"/"+t.dts+":"+t.debug)}function X(t){for(var e=t.byteLength,r=[],i=1;i0?this.lastEndDTS=m:(v.b.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var y=!!f.audio,T=!!f.video,b="";y&&(b+="audio"),T&&(b+="video");var E={data1:d,startPTS:p,startDTS:p,endPTS:m,endDTS:m,type:b,hasAudio:y,hasVideo:T,nb:1,dropped:0};u.audio="audio"===E.type?E:void 0,u.video="audio"!==E.type?E:void 0,u.initSegment=c;var S=null!=(a=this.initPTS)?a:0;return u.id3=Object(tt.b)(r,n,S,S),i.samples.length&&(u.text=Object(tt.c)(i,n,S)),u},t}(),it=function(t,e,r){return Object(h.e)(t,e)-r};function nt(t,e){var r=null==t?void 0:t.codec;return r&&r.length>4?r:"hvc1"===r||"hev1"===r?"hvc1.1.c.L120.90":"av01"===r?"av01.0.04M.08":"avc1"===r||e===et.a.VIDEO?"avc1.42e01e":"mp4a.40.5"}var at,st=rt,ot=r(15);try{at=self.performance.now.bind(self.performance)}catch(t){v.b.debug("Unable to use Performance API on this environment"),at=self.Date.now}var lt=[{demux:Q,remux:tt.a},{demux:I,remux:st},{demux:R,remux:tt.a},{demux:Z,remux:tt.a}],ut=1024;lt.forEach((function(t){var e=t.demux;ut=Math.max(ut,e.minProbeByteLength)}));var ht=function(){function t(t,e,r,i,n){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new ot.a,this.observer=t,this.typeSupported=e,this.config=r,this.vendor=i,this.id=n}var e=t.prototype;return e.configure=function(t){this.transmuxConfig=t,this.decrypter&&this.decrypter.reset()},e.push=function(t,e,r,i){var n=this,a=r.transmuxing;a.executeStart=at();var s=new Uint8Array(t),o=this.cache,l=this.config,u=this.currentTransmuxState,d=this.transmuxConfig;i&&(this.currentTransmuxState=i);var c=function(t,e){var r=null;t.byteLength>0&&null!=e&&null!=e.key&&null!==e.iv&&null!=e.method&&(r=e);return r}(s,e);if(c&&"AES-128"===c.method){var f=this.getDecrypter();if(!l.enableSoftwareAES)return this.decryptionPromise=f.webCryptoDecrypt(s,c.key.buffer,c.iv.buffer).then((function(t){var e=n.push(t,null,r);return n.decryptionPromise=null,e})),this.decryptionPromise;var g=f.softwareDecrypt(s,c.key.buffer,c.iv.buffer);if(!g)return a.executeEnd=at(),dt(r);s=new Uint8Array(g)}var v=i||u,p=v.contiguous,m=v.discontinuity,y=v.trackSwitch,T=v.accurateTimeOffset,b=v.timeOffset,E=v.initSegmentChange,S=d.audioCodec,L=d.videoCodec,A=d.defaultInitPts,D=d.duration,R=d.initSegmentData;if((m||y||E)&&this.resetInitSegment(R,S,L,D),(m||E)&&this.resetInitialTimestamp(A),p||this.resetContiguity(),this.needsProbing(s,m,y)){if(o.dataLength){var k=o.flush();s=Object(h.b)(k,s)}this.configureTransmuxer(s,d)}var _=this.transmux(s,c,b,T,r),I=this.currentTransmuxState;return I.contiguous=!0,I.discontinuity=!1,I.trackSwitch=!1,a.executeEnd=at(),_},e.flush=function(t){var e=this,r=t.transmuxing;r.executeStart=at();var a=this.decrypter,s=this.cache,o=this.currentTransmuxState,l=this.decryptionPromise;if(l)return l.then((function(){return e.flush(t)}));var u=[],h=o.timeOffset;if(a){var d=a.flush();d&&u.push(this.push(d,null,t))}var c=s.dataLength;s.reset();var f=this.demuxer,g=this.remuxer;if(!f||!g)return c>=ut&&this.observer.emit(i.a.ERROR,i.a.ERROR,{type:n.b.MEDIA_ERROR,details:n.a.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),r.executeEnd=at(),[dt(t)];var v=f.flush(h);return ct(v)?v.then((function(r){return e.flushRemux(u,r,t),u})):(this.flushRemux(u,v,t),u)},e.flushRemux=function(t,e,r){var i=e.audioTrack,n=e.videoTrack,a=e.id3Track,s=e.textTrack,o=this.currentTransmuxState,l=o.accurateTimeOffset,u=o.timeOffset;v.b.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var h=this.remuxer.remux(i,n,a,s,u,l,!0,this.id);t.push({remuxResult:h,chunkMeta:r}),r.transmuxing.executeEnd=at()},e.resetInitialTimestamp=function(t){var e=this.demuxer,r=this.remuxer;e&&r&&(e.resetTimeStamp(t),r.resetTimeStamp(t))},e.resetContiguity=function(){var t=this.demuxer,e=this.remuxer;t&&e&&(t.resetContiguity(),e.resetNextTimestamp())},e.resetInitSegment=function(t,e,r,i){var n=this.demuxer,a=this.remuxer;n&&a&&(n.resetInitSegment(t,e,r,i),a.resetInitSegment(t,e,r))},e.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},e.transmux=function(t,e,r,i,n){return e&&"SAMPLE-AES"===e.method?this.transmuxSampleAes(t,e,r,i,n):this.transmuxUnencrypted(t,r,i,n)},e.transmuxUnencrypted=function(t,e,r,i){var n=this.demuxer.demux(t,e,!1,!this.config.progressive),a=n.audioTrack,s=n.videoTrack,o=n.id3Track,l=n.textTrack;return{remuxResult:this.remuxer.remux(a,s,o,l,e,r,!1,this.id),chunkMeta:i}},e.transmuxSampleAes=function(t,e,r,i,n){var a=this;return this.demuxer.demuxSampleAes(t,e,r).then((function(t){return{remuxResult:a.remuxer.remux(t.audioTrack,t.videoTrack,t.id3Track,t.textTrack,r,i,!1,a.id),chunkMeta:n}}))},e.configureTransmuxer=function(t,e){for(var r,i=this.config,n=this.observer,a=this.typeSupported,s=this.vendor,o=e.audioCodec,l=e.defaultInitPts,u=e.duration,h=e.initSegmentData,d=e.videoCodec,c=0,f=lt.length;c1?r-1:0),n=1;n>24&255,o[1]=e>>16&255,o[2]=e>>8&255,o[3]=255&e,o.set(t,4),a=0,e=8;a>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,85,196,0,0]))},t.mdia=function(e){return t.box(t.types.mdia,t.mdhd(e.timescale,e.duration),t.hdlr(e.type),t.minf(e))},t.mfhd=function(e){return t.box(t.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))},t.minf=function(e){return"audio"===e.type?t.box(t.types.minf,t.box(t.types.smhd,t.SMHD),t.DINF,t.stbl(e)):t.box(t.types.minf,t.box(t.types.vmhd,t.VMHD),t.DINF,t.stbl(e))},t.moof=function(e,r,i){return t.box(t.types.moof,t.mfhd(e),t.traf(i,r))},t.moov=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trak(e[r]);return t.box.apply(null,[t.types.moov,t.mvhd(e[0].timescale,e[0].duration)].concat(i).concat(t.mvex(e)))},t.mvex=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trex(e[r]);return t.box.apply(null,[t.types.mvex].concat(i))},t.mvhd=function(e,r){r*=e;var i=Math.floor(r/(a+1)),n=Math.floor(r%(a+1)),s=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return t.box(t.types.mvhd,s)},t.sdtp=function(e){var r,i,n=e.samples||[],a=new Uint8Array(4+n.length);for(r=0;r>>8&255),a.push(255&n),a=a.concat(Array.prototype.slice.call(i));for(r=0;r>>8&255),s.push(255&n),s=s.concat(Array.prototype.slice.call(i));var o=t.box(t.types.avcC,new Uint8Array([1,a[3],a[4],a[5],255,224|e.sps.length].concat(a).concat([e.pps.length]).concat(s))),l=e.width,u=e.height,h=e.pixelRatio[0],d=e.pixelRatio[1];return t.box(t.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,u>>8&255,255&u,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,t.box(t.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),t.box(t.types.pasp,new Uint8Array([h>>24,h>>16&255,h>>8&255,255&h,d>>24,d>>16&255,d>>8&255,255&d])))},t.esds=function(t){var e=t.config.length;return new Uint8Array([0,0,0,0,3,23+e,0,1,0,4,15+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([e]).concat(t.config).concat([6,1,2]))},t.mp4a=function(e){var r=e.samplerate;return t.box(t.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),t.box(t.types.esds,t.esds(e)))},t.mp3=function(e){var r=e.samplerate;return t.box(t.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},t.stsd=function(e){return"audio"===e.type?"mp3"===e.segmentCodec&&"mp3"===e.codec?t.box(t.types.stsd,t.STSD,t.mp3(e)):t.box(t.types.stsd,t.STSD,t.mp4a(e)):t.box(t.types.stsd,t.STSD,t.avc1(e))},t.tkhd=function(e){var r=e.id,i=e.duration*e.timescale,n=e.width,s=e.height,o=Math.floor(i/(a+1)),l=Math.floor(i%(a+1));return t.box(t.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,o>>24,o>>16&255,o>>8&255,255&o,l>>24,l>>16&255,l>>8&255,255&l,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,n>>8&255,255&n,0,0,s>>8&255,255&s,0,0]))},t.traf=function(e,r){var i=t.sdtp(e),n=e.id,s=Math.floor(r/(a+1)),o=Math.floor(r%(a+1));return t.box(t.types.traf,t.box(t.types.tfhd,new Uint8Array([0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n])),t.box(t.types.tfdt,new Uint8Array([1,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o])),t.trun(e,i.length+16+20+8+16+8+8),i)},t.trak=function(e){return e.duration=e.duration||4294967295,t.box(t.types.trak,t.tkhd(e),t.mdia(e))},t.trex=function(e){var r=e.id;return t.box(t.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},t.trun=function(e,r){var i,n,a,s,o,l,u=e.samples||[],h=u.length,d=12+16*h,c=new Uint8Array(d);for(r+=8+d,c.set([0,0,15,1,h>>>24&255,h>>>16&255,h>>>8&255,255&h,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),i=0;i>>24&255,a>>>16&255,a>>>8&255,255&a,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,61440&o.degradPrio,15&o.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return t.box(t.types.trun,c)},t.initSegment=function(e){t.types||t.init();var r=t.moov(e),i=new Uint8Array(t.FTYP.byteLength+r.byteLength);return i.set(t.FTYP),i.set(r,t.FTYP.byteLength),i},t}();s.types=void 0,s.HDLR_TYPES=void 0,s.STTS=void 0,s.STSC=void 0,s.STCO=void 0,s.STSZ=void 0,s.VMHD=void 0,s.SMHD=void 0,s.STSD=void 0,s.FTYP=void 0,s.DINF=void 0;var o=s,l=r(0),u=r(2),h=r(1),d=r(4),c=r(9);function f(){return(f=Object.assign?Object.assign.bind():function(t){for(var e=1;e=75||v&&v>=600)}var e=t.prototype;return e.destroy=function(){},e.resetTimeStamp=function(t){h.b.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=t},e.resetNextTimestamp=function(){h.b.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},e.resetInitSegment=function(){h.b.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},e.getVideoStartPts=function(t){var e=!1,r=t.reduce((function(t,r){var i=r.pts-t;return i<-4294967296?(e=!0,y(t,r.pts)):i>0?t:r.pts}),t[0].pts);return e&&h.b.debug("PTS rollover detected"),r},e.remux=function(t,e,r,i,n,a,s,o){var l,u,c,f,g,v,p=n,m=n,E=t.pid>-1,S=e.pid>-1,L=e.samples.length,A=t.samples.length>0,D=s&&L>0||L>1;if((!E||A)&&(!S||D)||this.ISGenerated||s){this.ISGenerated||(c=this.generateIS(t,e,n));var R,k=this.isVideoContiguous,_=-1;if(D&&(_=function(t){for(var e=0;e0){h.b.warn("[mp4-remuxer]: Dropped "+_+" out of "+L+" video samples due to a missing keyframe");var I=this.getVideoStartPts(e.samples);e.samples=e.samples.slice(_),e.dropped+=_,R=m+=(e.samples[0].pts-I)/e.inputTimeScale}else-1===_&&(h.b.warn("[mp4-remuxer]: No keyframe found out of "+L+" video samples"),v=!1);if(this.ISGenerated){if(A&&D){var O=this.getVideoStartPts(e.samples),w=(y(t.samples[0].pts,O)-O)/e.inputTimeScale;p+=Math.max(0,w),m+=Math.max(0,-w)}if(A){if(t.samplerate||(h.b.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),c=this.generateIS(t,e,n)),u=this.remuxAudio(t,p,this.isAudioContiguous,a,S||D||o===d.b.AUDIO?m:void 0),D){var C=u?u.endPTS-u.startPTS:0;e.inputTimeScale||(h.b.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),c=this.generateIS(t,e,n)),l=this.remuxVideo(e,m,k,C)}}else D&&(l=this.remuxVideo(e,m,k,0));l&&(l.firstKeyFrame=_,l.independent=-1!==_,l.firstKeyFramePTS=R)}}return this.ISGenerated&&(r.samples.length&&(g=T(r,n,this._initPTS,this._initDTS)),i.samples.length&&(f=b(i,n,this._initPTS))),{audio:u,video:l,initSegment:c,independent:v,text:f,id3:g}},e.generateIS=function(t,e,r){var n,a,s,l=t.samples,u=e.samples,h=this.typeSupported,d={},c=!Object(i.a)(this._initPTS),f="audio/mp4";if(c&&(n=a=1/0),t.config&&l.length){switch(t.timescale=t.samplerate,t.segmentCodec){case"mp3":h.mpeg?(f="audio/mpeg",t.codec=""):h.mp3&&(t.codec="mp3")}d.audio={id:"audio",container:f,codec:t.codec,initSegment:"mp3"===t.segmentCodec&&h.mpeg?new Uint8Array(0):o.initSegment([t]),metadata:{channelCount:t.channelCount}},c&&(s=t.inputTimeScale,n=a=l[0].pts-Math.round(s*r))}if(e.sps&&e.pps&&u.length&&(e.timescale=e.inputTimeScale,d.video={id:"main",container:"video/mp4",codec:e.codec,initSegment:o.initSegment([e]),metadata:{width:e.width,height:e.height}},c)){s=e.inputTimeScale;var g=this.getVideoStartPts(u),v=Math.round(s*r);a=Math.min(a,y(u[0].dts,g)-v),n=Math.min(n,g-v)}if(Object.keys(d).length)return this.ISGenerated=!0,c&&(this._initPTS=n,this._initDTS=a),{tracks:d,initPTS:n,timescale:s}},e.remuxVideo=function(t,e,r,i){var n,a,s=t.inputTimeScale,d=t.samples,v=[],m=d.length,T=this._initPTS,b=this.nextAvcDts,S=8,L=this.videoSampleDuration,A=Number.POSITIVE_INFINITY,D=Number.NEGATIVE_INFINITY,R=0,k=!1;r&&null!==b||(b=e*s-(d[0].pts-y(d[0].dts,d[0].pts)));for(var _=0;_I.pts){R=Math.max(Math.min(R,I.pts-I.dts),-18e3)}I.dts0?_-1:_].dts&&(k=!0)}k&&d.sort((function(t,e){var r=t.dts-e.dts,i=t.pts-e.pts;return r||i})),n=d[0].dts;var O=(a=d[d.length-1].dts)-n,w=O?Math.round(O/(m-1)):L||t.inputTimeScale/30;if(R<0){if(R<-2*w){h.b.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(c.b)(-w,!0)+" ms");for(var C=R,x=0;xw;if(F||M<-1){F?h.b.warn("AVC: "+Object(c.b)(M,!0)+" ms ("+M+"dts) hole between fragments detected, filling it"):h.b.warn("AVC: "+Object(c.b)(-M,!0)+" ms ("+M+"dts) overlapping between fragments detected"),n=b;var N=d[0].pts-M;d[0].dts=n,d[0].pts=N,h.b.log("Video: First PTS/DTS adjusted: "+Object(c.b)(N,!0)+"/"+Object(c.b)(n,!0)+", delta: "+Object(c.b)(M,!0)+" ms")}}p&&(n=Math.max(0,n));for(var U=0,B=0,G=0;G0?$.dts-d[Q-1].dts:w;if(at.stretchShortVideoTrack&&null!==this.nextAudioPts){var ot=Math.floor(at.maxBufferHole*s),lt=(i?A+i*s:this.nextAudioPts)-$.pts;lt>ot?((L=lt-st)<0?L=st:X=!0,h.b.log("[mp4-remuxer]: It is approximately "+lt/90+" ms to the next segment; using duration "+L/90+" ms for the last video frame.")):L=st}else L=st}var ut=Math.round($.pts-$.dts);v.push(new E($.key,L,Z,ut))}if(v.length&&g&&g<70){var ht=v[0].flags;ht.dependsOn=2,ht.isNonSync=0}L=X||!L?w:L,this.nextAvcDts=b=a+L,this.videoSampleDuration=L,this.isVideoContiguous=!0;var dt={data1:o.moof(t.sequenceNumber++,n,f({},t,{samples:v})),data2:Y,startPTS:A/s,endPTS:(D+L)/s,startDTS:n/s,endDTS:b/s,type:"video",hasAudio:!1,hasVideo:!0,nb:v.length,dropped:t.dropped};return t.samples=[],t.dropped=0,dt},e.remuxAudio=function(t,e,r,i,a){var s=t.inputTimeScale,d=s/(t.samplerate?t.samplerate:s),c="aac"===t.segmentCodec?1024:1152,g=c*d,v=this._initPTS,p="mp3"===t.segmentCodec&&this.typeSupported.mpeg,m=[],T=void 0!==a,b=t.samples,S=p?0:8,L=this.nextAudioPts||-1,A=e*s;if(this.isAudioContiguous=r=r||b.length&&L>0&&(i&&Math.abs(A-L)<9e3||Math.abs(y(b[0].pts-v,A)-L)<20*g),b.forEach((function(t){t.pts=y(t.pts-v,A)})),!r||L<0){if(!(b=b.filter((function(t){return t.pts>=0}))).length)return;L=0===a?0:i&&!T?Math.max(0,A):b[0].pts}if("aac"===t.segmentCodec)for(var D=this.config.maxAudioFramesDrift,R=0,k=L;R=D*g&&w<1e4&&T){var C=Math.round(O/g);(k=I-C*g)<0&&(C--,k+=g),0===R&&(this.nextAudioPts=L=k),h.b.warn("[mp4-remuxer]: Injecting "+C+" audio frame @ "+(k/s).toFixed(3)+"s due to "+Math.round(1e3*O/s)+" ms gap.");for(var x=0;x0))return;B+=S;try{F=new Uint8Array(B)}catch(t){return void this.observer.emit(l.a.ERROR,l.a.ERROR,{type:u.b.MUX_ERROR,details:u.a.REMUX_ALLOC_ERROR,fatal:!1,bytes:B,reason:"fail allocating audio mdat "+B})}p||(new DataView(F.buffer).setUint32(0,B),F.set(o.types.mdat,4))}F.set(V,S);var Y=V.byteLength;S+=Y,m.push(new E(!0,c,Y,0)),U=W}var q=m.length;if(q){var z=m[m.length-1];this.nextAudioPts=L=U+d*z.duration;var X=p?new Uint8Array(0):o.moof(t.sequenceNumber++,N/d,f({},t,{samples:m}));t.samples=[];var Q=N/s,$=L/s,J={data1:X,data2:F,startPTS:Q,endPTS:$,startDTS:Q,endDTS:$,type:"audio",hasAudio:!0,hasVideo:!1,nb:q};return this.isAudioContiguous=!0,J}},e.remuxEmptyAudio=function(t,e,r,i){var a=t.inputTimeScale,s=a/(t.samplerate?t.samplerate:a),o=this.nextAudioPts,l=(null!==o?o:i.startDTS*a)+this._initDTS,u=i.endDTS*a+this._initDTS,d=1024*s,c=Math.ceil((u-l)/d),f=n.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);if(h.b.warn("[mp4-remuxer]: remux empty Audio"),f){for(var g=[],v=0;v4294967296;)t+=r;return t}function T(t,e,r,i){var n=t.samples.length;if(n){for(var a=t.inputTimeScale,s=0;s>>8^255&p^99,t[f]=p,e[p]=f;var m=c[f],y=c[m],T=c[y],b=257*c[p]^16843008*p;i[f]=b<<24|b>>>8,n[f]=b<<16|b>>>16,a[f]=b<<8|b>>>24,s[f]=b,b=16843009*T^65537*y^257*m^16843008*f,l[p]=b<<24|b>>>8,u[p]=b<<16|b>>>16,h[p]=b<<8|b>>>24,d[p]=b,f?(f=m^c[c[c[T^m]]],g^=c[c[g]]):f=g=1}},e.expandKey=function(t){for(var e=this.uint8ArrayToUint32Array_(t),r=!0,i=0;i0}),!1)}t.exports=function(t,e){e=e||{};var n={main:r.m},o=e.all?{main:Object.keys(n.main)}:function(t,e){for(var r={main:[e]},i={main:[]},n={main:{}};s(r);)for(var o=Object.keys(r),l=0;lNumber.MAX_SAFE_INTEGER?1/0:e},e.hexadecimalInteger=function(t){if(this[t]){var e=(this[t]||"0x").slice(2);e=(1&e.length?"0":"")+e;for(var r=new Uint8Array(e.length/2),i=0;iNumber.MAX_SAFE_INTEGER?1/0:e},e.decimalFloatingPoint=function(t){return parseFloat(this[t])},e.optionalFloat=function(t,e){var r=this[t];return r?parseFloat(r):e},e.enumeratedString=function(t){return this[t]},e.bool=function(t){return"YES"===this[t]},e.decimalResolution=function(t){var e=h.exec(this[t]);if(null!==e)return{width:parseInt(e[1],10),height:parseInt(e[2],10)}},t.parseAttrList=function(t){var e,r={};for(d.lastIndex=0;null!==(e=d.exec(t));){var i=e[2];0===i.indexOf('"')&&i.lastIndexOf('"')===i.length-1&&(i=i.slice(1,-1)),r[e[1]]=i}return r},t}();function f(){return(f=Object.assign?Object.assign.bind():function(t){for(var e=1;e=0)&&(!this.endOnNext||!!this.class)}}])&&g(e.prototype,r),n&&g(e,n),Object.defineProperty(e,"prototype",{writable:!1}),t}(),p=r(6);function m(t,e){for(var r=0;rt.endSN||e>0||0===e&&r>0,this.updated||this.advanced?this.misses=Math.floor(.6*t.misses):this.misses=t.misses+1,this.availabilityDelay=t.availabilityDelay},e=t,(r=[{key:"hasProgramDateTime",get:function(){return!!this.fragments.length&&Object(a.a)(this.fragments[this.fragments.length-1].programDateTime)}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||10}},{key:"drift",get:function(){var t=this.driftEndTime-this.driftStartTime;return t>0?1e3*(this.driftEnd-this.driftStart)/t:1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var t;return null!==(t=this.fragments)&&void 0!==t&&t.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}])&&m(e.prototype,r),i&&m(e,i),Object.defineProperty(e,"prototype",{writable:!1}),t}(),T=r(18),b={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dvav:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function E(t,e){return MediaSource.isTypeSupported((e||"video")+'/mp4;codecs="'+t+'"')}var S=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,L=/#EXT-X-MEDIA:(.*)/g,A=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),D=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(DATERANGE|KEY|MAP|PART|PART-INF|PLAYLIST-TYPE|PRELOAD-HINT|RENDITION-REPORT|SERVER-CONTROL|SKIP|START):(.+)/.source,/#EXT-X-(BITRATE|DISCONTINUITY-SEQUENCE|MEDIA-SEQUENCE|TARGETDURATION|VERSION): *(\d+)/.source,/#EXT-X-(DISCONTINUITY|ENDLIST|GAP)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),R=/\.(mp4|m4s|m4v|m4a)$/i;var k=function(){function t(){}return t.findGroup=function(t,e){for(var r=0;r2){var r=e.shift()+".";return r+=parseInt(e.shift()).toString(16),r+=("000"+parseInt(e.shift()).toString(16)).slice(-4)}return t},t.resolve=function(t,e){return n.buildAbsoluteURL(e,t,{alwaysNormalize:!0})},t.parseMasterPlaylist=function(e,r){var i,n=[],a={},s=!1;for(S.lastIndex=0;null!=(i=S.exec(e));)if(i[1]){var o=new c(i[1]),l={attrs:o,bitrate:o.decimalInteger("AVERAGE-BANDWIDTH")||o.decimalInteger("BANDWIDTH"),name:o.NAME,url:t.resolve(i[2],r)},u=o.decimalResolution("RESOLUTION");u&&(l.width=u.width,l.height=u.height),_((o.CODECS||"").split(/[ ,]+/).filter((function(t){return t})),l),l.videoCodec&&-1!==l.videoCodec.indexOf("avc1")&&(l.videoCodec=t.convertAVC1ToAVCOTI(l.videoCodec)),n.push(l)}else if(i[3]){var h=new c(i[3]);h["DATA-ID"]&&(s=!0,a[h["DATA-ID"]]=h)}return{levels:n,sessionData:s?a:null}},t.parseMasterPlaylistMedia=function(e,r,i,n){var a;void 0===n&&(n=[]);var s=[],o=0;for(L.lastIndex=0;null!==(a=L.exec(e));){var l=new c(a[1]);if(l.TYPE===i){var u={attrs:l,bitrate:0,id:o++,groupId:l["GROUP-ID"],instreamId:l["INSTREAM-ID"],name:l.NAME||l.LANGUAGE||"",type:i,default:l.bool("DEFAULT"),autoselect:l.bool("AUTOSELECT"),forced:l.bool("FORCED"),lang:l.LANGUAGE,url:l.URI?t.resolve(l.URI,r):""};if(n.length){var h=t.findGroup(n,u.groupId)||n[0];I(u,h,"audioCodec"),I(u,h,"textCodec")}s.push(u)}}return s},t.parseLevelPlaylist=function(t,e,r,i,s){var o,u,h,d=new y(e),f=d.fragments,g=null,m=0,b=0,E=0,S=0,L=null,k=new p.b(i,e),_=-1,I=!1;for(A.lastIndex=0,d.m3u8=t;null!==(o=A.exec(t));){I&&(I=!1,(k=new p.b(i,e)).start=E,k.sn=m,k.cc=S,k.level=r,g&&(k.initSegment=g,k.rawProgramDateTime=g.rawProgramDateTime,g.rawProgramDateTime=null));var C=o[1];if(C){k.duration=parseFloat(C);var x=(" "+o[2]).slice(1);k.title=x||null,k.tagList.push(x?["INF",C,x]:["INF",C])}else if(o[3])Object(a.a)(k.duration)&&(k.start=E,h&&(k.levelkey=h),k.sn=m,k.level=r,k.cc=S,k.urlId=s,f.push(k),k.relurl=(" "+o[3]).slice(1),O(k,L),L=k,E+=k.duration,m++,b=0,I=!0);else if(o[4]){var P=(" "+o[4]).slice(1);L?k.setByteRange(P,L):k.setByteRange(P)}else if(o[5])k.rawProgramDateTime=(" "+o[5]).slice(1),k.tagList.push(["PROGRAM-DATE-TIME",k.rawProgramDateTime]),-1===_&&(_=f.length);else{if(!(o=o[0].match(D))){l.b.warn("No matches on slow regex match for level playlist!");continue}for(u=1;u-1){l.b.warn("Keyformat "+$+" is not supported from the manifest");continue}if("identity"!==$)continue;Y&&(h=T.a.fromURL(e,q),q&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Y)>=0&&(h.method=Y,h.keyFormat=$,Q&&(h.keyID=Q),X&&(h.keyFormatVersions=X),h.iv=z));break;case"START":var J=new c(F).decimalFloatingPoint("TIME-OFFSET");Object(a.a)(J)&&(d.startTimeOffset=J);break;case"MAP":var Z=new c(F);if(k.duration){var tt=new p.b(i,e);w(tt,Z,r,h),g=tt,k.initSegment=g,g.rawProgramDateTime&&!k.rawProgramDateTime&&(k.rawProgramDateTime=g.rawProgramDateTime)}else w(k,Z,r,h),g=k,I=!0;break;case"SERVER-CONTROL":var et=new c(F);d.canBlockReload=et.bool("CAN-BLOCK-RELOAD"),d.canSkipUntil=et.optionalFloat("CAN-SKIP-UNTIL",0),d.canSkipDateRanges=d.canSkipUntil>0&&et.bool("CAN-SKIP-DATERANGES"),d.partHoldBack=et.optionalFloat("PART-HOLD-BACK",0),d.holdBack=et.optionalFloat("HOLD-BACK",0);break;case"PART-INF":var rt=new c(F);d.partTarget=rt.decimalFloatingPoint("PART-TARGET");break;case"PART":var it=d.partList;it||(it=d.partList=[]);var nt=b>0?it[it.length-1]:void 0,at=b++,st=new p.c(new c(F),k,e,at,nt);it.push(st),k.duration+=st.duration;break;case"PRELOAD-HINT":var ot=new c(F);d.preloadHint=ot;break;case"RENDITION-REPORT":var lt=new c(F);d.renditionReports=d.renditionReports||[],d.renditionReports.push(lt);break;default:l.b.warn("line parsed but not handled: "+o)}}}L&&!L.relurl?(f.pop(),E-=L.duration,d.partList&&(d.fragmentHint=L)):d.partList&&(O(k,L),k.cc=S,d.fragmentHint=k);var ut=f.length,ht=f[0],dt=f[ut-1];if((E+=d.skippedSegments*d.targetduration)>0&&ut&&dt){d.averagetargetduration=E/ut;var ct=dt.sn;d.endSN="initSegment"!==ct?ct:0,ht&&(d.startCC=ht.cc,ht.initSegment||d.fragments.every((function(t){return t.relurl&&(e=t.relurl,R.test(null!=(r=null===(i=n.parseURL(e))||void 0===i?void 0:i.path)?r:""));var e,r,i}))&&(l.b.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),(k=new p.b(i,e)).relurl=dt.relurl,k.level=r,k.sn="initSegment",ht.initSegment=k,d.needSidxRanges=!0))}else d.endSN=0,d.startCC=0;return d.fragmentHint&&(E+=d.fragmentHint.duration),d.totalduration=E,d.endCC=S,_>0&&function(t,e){for(var r=t[e],i=e;i--;){var n=t[i];if(!n)return;n.programDateTime=r.programDateTime-1e3*n.duration,r=n}}(f,_),d},t}();function _(t,e){["video","audio","text"].forEach((function(r){var i=t.filter((function(t){return function(t,e){var r=b[e];return!!r&&!0===r[t.slice(0,4)]}(t,r)}));if(i.length){var n=i.filter((function(t){return 0===t.lastIndexOf("avc1",0)||0===t.lastIndexOf("mp4a",0)}));e[r+"Codec"]=n.length>0?n[0]:i[0],t=t.filter((function(t){return-1===i.indexOf(t)}))}})),e.unknownCodecs=t}function I(t,e,r){var i=e[r];i&&(t[r]=i)}function O(t,e){t.rawProgramDateTime?t.programDateTime=Date.parse(t.rawProgramDateTime):null!=e&&e.programDateTime&&(t.programDateTime=e.endProgramDateTime),Object(a.a)(t.programDateTime)||(t.programDateTime=null,t.rawProgramDateTime=null)}function w(t,e,r,i){t.relurl=e.URI,e.BYTERANGE&&t.setByteRange(e.BYTERANGE),t.level=r,t.sn="initSegment",i&&(t.levelkey=i),t.initSegment=null}var C=r(4);function x(t,e){var r=t.url;return void 0!==r&&0!==r.indexOf("data:")||(r=e.url),r}var P=function(){function t(t){this.hls=void 0,this.loaders=Object.create(null),this.hls=t,this.registerListeners()}var e=t.prototype;return e.registerListeners=function(){var t=this.hls;t.on(s.a.MANIFEST_LOADING,this.onManifestLoading,this),t.on(s.a.LEVEL_LOADING,this.onLevelLoading,this),t.on(s.a.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.on(s.a.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.unregisterListeners=function(){var t=this.hls;t.off(s.a.MANIFEST_LOADING,this.onManifestLoading,this),t.off(s.a.LEVEL_LOADING,this.onLevelLoading,this),t.off(s.a.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(s.a.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.createInternalLoader=function(t){var e=this.hls.config,r=e.pLoader,i=e.loader,n=new(r||i)(e);return t.loader=n,this.loaders[t.type]=n,n},e.getInternalLoader=function(t){return this.loaders[t.type]},e.resetInternalLoader=function(t){this.loaders[t]&&delete this.loaders[t]},e.destroyInternalLoaders=function(){for(var t in this.loaders){var e=this.loaders[t];e&&e.destroy(),this.resetInternalLoader(t)}},e.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},e.onManifestLoading=function(t,e){var r=e.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:C.a.MANIFEST,url:r,deliveryDirectives:null})},e.onLevelLoading=function(t,e){var r=e.id,i=e.level,n=e.url,a=e.deliveryDirectives;this.load({id:r,groupId:null,level:i,responseType:"text",type:C.a.LEVEL,url:n,deliveryDirectives:a})},e.onAudioTrackLoading=function(t,e){var r=e.id,i=e.groupId,n=e.url,a=e.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:C.a.AUDIO_TRACK,url:n,deliveryDirectives:a})},e.onSubtitleTrackLoading=function(t,e){var r=e.id,i=e.groupId,n=e.url,a=e.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:C.a.SUBTITLE_TRACK,url:n,deliveryDirectives:a})},e.load=function(t){var e,r,i,n,a,s,o=this.hls.config,u=this.getInternalLoader(t);if(u){var h=u.context;if(h&&h.url===t.url)return void l.b.trace("[playlist-loader]: playlist request ongoing");l.b.log("[playlist-loader]: aborting previous loader for type: "+t.type),u.abort()}switch(t.type){case C.a.MANIFEST:r=o.manifestLoadingMaxRetry,i=o.manifestLoadingTimeOut,n=o.manifestLoadingRetryDelay,a=o.manifestLoadingMaxRetryTimeout;break;case C.a.LEVEL:case C.a.AUDIO_TRACK:case C.a.SUBTITLE_TRACK:r=0,i=o.levelLoadingTimeOut;break;default:r=o.levelLoadingMaxRetry,i=o.levelLoadingTimeOut,n=o.levelLoadingRetryDelay,a=o.levelLoadingMaxRetryTimeout}if((u=this.createInternalLoader(t),null!==(e=t.deliveryDirectives)&&void 0!==e&&e.part)&&(t.type===C.a.LEVEL&&null!==t.level?s=this.hls.levels[t.level].details:t.type===C.a.AUDIO_TRACK&&null!==t.id?s=this.hls.audioTracks[t.id].details:t.type===C.a.SUBTITLE_TRACK&&null!==t.id&&(s=this.hls.subtitleTracks[t.id].details),s)){var d=s.partTarget,c=s.targetduration;d&&c&&(i=Math.min(1e3*Math.max(3*d,.8*c),i))}var f={timeout:i,maxRetry:r,retryDelay:n,maxRetryDelay:a,highWaterMark:0},g={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};u.load(t,f,g)},e.loadsuccess=function(t,e,r,i){if(void 0===i&&(i=null),r.isSidxRequest)return this.handleSidxRequest(t,r),void this.handlePlaylistLoaded(t,e,r,i);this.resetInternalLoader(r.type);var n=t.data;0===n.indexOf("#EXTM3U")?(e.parsing.start=performance.now(),n.indexOf("#EXTINF:")>0||n.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(t,e,r,i):this.handleMasterPlaylist(t,e,r,i)):this.handleManifestParsingError(t,r,"no EXTM3U delimiter",i)},e.loaderror=function(t,e,r){void 0===r&&(r=null),this.handleNetworkError(e,r,!1,t)},e.loadtimeout=function(t,e,r){void 0===r&&(r=null),this.handleNetworkError(e,r,!0)},e.handleMasterPlaylist=function(t,e,r,i){var n=this.hls,a=t.data,o=x(t,r),u=k.parseMasterPlaylist(a,o),h=u.levels,d=u.sessionData;if(h.length){var f=h.map((function(t){return{id:t.attrs.AUDIO,audioCodec:t.audioCodec}})),g=h.map((function(t){return{id:t.attrs.SUBTITLES,textCodec:t.textCodec}})),v=k.parseMasterPlaylistMedia(a,o,"AUDIO",f),p=k.parseMasterPlaylistMedia(a,o,"SUBTITLES",g),m=k.parseMasterPlaylistMedia(a,o,"CLOSED-CAPTIONS");if(v.length)v.some((function(t){return!t.url}))||!h[0].audioCodec||h[0].attrs.AUDIO||(l.b.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),v.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new c({}),bitrate:0,url:""}));n.trigger(s.a.MANIFEST_LOADED,{levels:h,audioTracks:v,subtitles:p,captions:m,url:o,stats:e,networkDetails:i,sessionData:d})}else this.handleManifestParsingError(t,r,"no level found in manifest",i)},e.handleTrackOrLevelPlaylist=function(t,e,r,i){var n=this.hls,l=r.id,u=r.level,h=r.type,d=x(t,r),f=Object(a.a)(l)?l:0,g=Object(a.a)(u)?u:f,v=function(t){switch(t.type){case C.a.AUDIO_TRACK:return C.b.AUDIO;case C.a.SUBTITLE_TRACK:return C.b.SUBTITLE;default:return C.b.MAIN}}(r),p=k.parseLevelPlaylist(t.data,d,g,v,f);if(p.fragments.length){if(h===C.a.MANIFEST){var m={attrs:new c({}),bitrate:0,details:p,name:"",url:d};n.trigger(s.a.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:d,stats:e,networkDetails:i,sessionData:null})}if(e.parsing.end=performance.now(),p.needSidxRanges){var y,T=null===(y=p.fragments[0].initSegment)||void 0===y?void 0:y.url;this.load({url:T,isSidxRequest:!0,type:h,level:u,levelDetails:p,id:l,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null})}else r.levelDetails=p,this.handlePlaylistLoaded(t,e,r,i)}else n.trigger(s.a.ERROR,{type:o.b.NETWORK_ERROR,details:o.a.LEVEL_EMPTY_ERROR,fatal:!1,url:d,reason:"no fragments found in level",level:"number"==typeof r.level?r.level:void 0})},e.handleSidxRequest=function(t,e){var r=Object(u.k)(new Uint8Array(t.data));if(r){var i=r.references,n=e.levelDetails;i.forEach((function(t,e){var i=t.info,a=n.fragments[e];0===a.byteRange.length&&a.setByteRange(String(1+i.end-i.start)+"@"+String(i.start)),a.initSegment&&a.initSegment.setByteRange(String(r.moovEndOffset)+"@0")}))}},e.handleManifestParsingError=function(t,e,r,i){this.hls.trigger(s.a.ERROR,{type:o.b.NETWORK_ERROR,details:o.a.MANIFEST_PARSING_ERROR,fatal:e.type===C.a.MANIFEST,url:t.url,reason:r,response:t,context:e,networkDetails:i})},e.handleNetworkError=function(t,e,r,i){void 0===r&&(r=!1),l.b.warn("[playlist-loader]: A network "+(r?"timeout":"error")+" occurred while loading "+t.type+" level: "+t.level+" id: "+t.id+' group-id: "'+t.groupId+'"');var n=o.a.UNKNOWN,a=!1,u=this.getInternalLoader(t);switch(t.type){case C.a.MANIFEST:n=r?o.a.MANIFEST_LOAD_TIMEOUT:o.a.MANIFEST_LOAD_ERROR,a=!0;break;case C.a.LEVEL:n=r?o.a.LEVEL_LOAD_TIMEOUT:o.a.LEVEL_LOAD_ERROR,a=!1;break;case C.a.AUDIO_TRACK:n=r?o.a.AUDIO_TRACK_LOAD_TIMEOUT:o.a.AUDIO_TRACK_LOAD_ERROR,a=!1;break;case C.a.SUBTITLE_TRACK:n=r?o.a.SUBTITLE_TRACK_LOAD_TIMEOUT:o.a.SUBTITLE_LOAD_ERROR,a=!1}u&&this.resetInternalLoader(t.type);var h={type:o.b.NETWORK_ERROR,details:n,fatal:a,url:t.url,loader:u,context:t,networkDetails:e};i&&(h.response=i),this.hls.trigger(s.a.ERROR,h)},e.handlePlaylistLoaded=function(t,e,r,i){var n=r.type,a=r.level,o=r.id,l=r.groupId,u=r.loader,h=r.levelDetails,d=r.deliveryDirectives;if(null!=h&&h.targetduration){if(u)switch(h.live&&(u.getCacheAge&&(h.ageHeader=u.getCacheAge()||0),u.getCacheAge&&!isNaN(h.ageHeader)||(h.ageHeader=0)),n){case C.a.MANIFEST:case C.a.LEVEL:this.hls.trigger(s.a.LEVEL_LOADED,{details:h,level:a||0,id:o||0,stats:e,networkDetails:i,deliveryDirectives:d});break;case C.a.AUDIO_TRACK:this.hls.trigger(s.a.AUDIO_TRACK_LOADED,{details:h,id:o||0,groupId:l||"",stats:e,networkDetails:i,deliveryDirectives:d});break;case C.a.SUBTITLE_TRACK:this.hls.trigger(s.a.SUBTITLE_TRACK_LOADED,{details:h,id:o||0,groupId:l||"",stats:e,networkDetails:i,deliveryDirectives:d})}}else this.handleManifestParsingError(t,r,"invalid target duration",i)},t}(),M=function(){function t(t){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=t,this._registerListeners()}var e=t.prototype;return e._registerListeners=function(){this.hls.on(s.a.KEY_LOADING,this.onKeyLoading,this)},e._unregisterListeners=function(){this.hls.off(s.a.KEY_LOADING,this.onKeyLoading)},e.destroy=function(){for(var t in this._unregisterListeners(),this.loaders){var e=this.loaders[t];e&&e.destroy()}this.loaders={}},e.onKeyLoading=function(t,e){var r=e.frag,i=r.type,n=this.loaders[i];if(r.decryptdata){var a=r.decryptdata.uri;if(a!==this.decrypturl||null===this.decryptkey){var o=this.hls.config;if(n&&(l.b.warn("abort previous key loader for type:"+i),n.abort()),!a)return void l.b.warn("key uri is falsy");var u=o.loader,h=r.loader=this.loaders[i]=new u(o);this.decrypturl=a,this.decryptkey=null;var d={url:a,frag:r,responseType:"arraybuffer"},c={timeout:o.fragLoadingTimeOut,maxRetry:0,retryDelay:o.fragLoadingRetryDelay,maxRetryDelay:o.fragLoadingMaxRetryTimeout,highWaterMark:0},f={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};h.load(d,c,f)}else this.decryptkey&&(r.decryptdata.key=this.decryptkey,this.hls.trigger(s.a.KEY_LOADED,{frag:r}))}else l.b.warn("Missing decryption data on fragment in onKeyLoading")},e.loadsuccess=function(t,e,r){var i=r.frag;i.decryptdata?(this.decryptkey=i.decryptdata.key=new Uint8Array(t.data),i.loader=null,delete this.loaders[i.type],this.hls.trigger(s.a.KEY_LOADED,{frag:i})):l.b.error("after key load, decryptdata unset")},e.loaderror=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(s.a.ERROR,{type:o.b.NETWORK_ERROR,details:o.a.KEY_LOAD_ERROR,fatal:!1,frag:r,response:t})},e.loadtimeout=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(s.a.ERROR,{type:o.b.NETWORK_ERROR,details:o.a.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},t}();function F(t,e){var r;try{r=new Event("addtrack")}catch(t){(r=document.createEvent("Event")).initEvent("addtrack",!1,!1)}r.track=t,e.dispatchEvent(r)}function N(t,e){var r=t.mode;if("disabled"===r&&(t.mode="hidden"),t.cues&&!t.cues.getCueById(e.id))try{if(t.addCue(e),!t.cues.getCueById(e.id))throw new Error("addCue is failed for: "+e)}catch(r){l.b.debug("[texttrack-utils]: "+r);var i=new self.TextTrackCue(e.startTime,e.endTime,e.text);i.id=e.id,t.addCue(i)}"disabled"===r&&(t.mode=r)}function U(t){var e=t.mode;if("disabled"===e&&(t.mode="hidden"),t.cues)for(var r=t.cues.length;r--;)t.removeCue(t.cues[r]);"disabled"===e&&(t.mode=e)}function B(t,e,r,i){var n=t.mode;if("disabled"===n&&(t.mode="hidden"),t.cues&&t.cues.length>0)for(var a=function(t,e,r){var i=[],n=function(t,e){if(et[r].endTime)return-1;var i=0,n=r;for(;i<=n;){var a=Math.floor((n+i)/2);if(et[a].startTime&&i-1)for(var a=n,s=t.length;a=e&&o.endTime<=r)i.push(o);else if(o.startTime>r)return i}return i}(t.cues,e,r),s=0;sn.startDate&&t.push(r),t}),[]).sort((function(t,e){return t.startDate.getTime()-e.startDate.getTime()}))[0];m&&(c=H(m.startDate,g),h=!0)}for(var y,T=Object.keys(n.attr),b=0;b.05&&this.forwardBufferLength>1){var u=Math.min(2,Math.max(1,a)),h=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;t.playbackRate=Math.min(u,Math.max(1,h))}else 1!==t.playbackRate&&0!==t.playbackRate&&(t.playbackRate=1)}}}}},n.estimateLiveEdge=function(){var t=this.levelDetails;return null===t?null:t.edge+t.age},n.computeLatency=function(){var t=this.estimateLiveEdge();return null===t?null:t-this.currentTime},e=t,(r=[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var t=this.config,e=this.levelDetails;return void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:e?t.liveMaxLatencyDurationCount*e.targetduration:0}},{key:"targetLatency",get:function(){var t=this.levelDetails;if(null===t)return null;var e=t.holdBack,r=t.partHoldBack,i=t.targetduration,n=this.config,a=n.liveSyncDuration,s=n.liveSyncDurationCount,o=n.lowLatencyMode,l=this.hls.userConfig,u=o&&r||e;(l.liveSyncDuration||l.liveSyncDurationCount||0===u)&&(u=void 0!==a?a:s*i);var h=i;return u+Math.min(1*this.stallCount,h)}},{key:"liveSyncPosition",get:function(){var t=this.estimateLiveEdge(),e=this.targetLatency,r=this.levelDetails;if(null===t||null===e||null===r)return null;var i=r.edge,n=t-e-this.edgeStalled,a=i-r.totalduration,s=i-(this.config.lowLatencyMode&&r.partTarget||r.targetduration);return Math.min(Math.max(a,n),s)}},{key:"drift",get:function(){var t=this.levelDetails;return null===t?1:t.drift}},{key:"edgeStalled",get:function(){var t=this.levelDetails;if(null===t)return 0;var e=3*(this.config.lowLatencyMode&&t.partTarget||t.targetduration);return Math.max(t.age-e,0)}},{key:"forwardBufferLength",get:function(){var t=this.media,e=this.levelDetails;if(!t||!e)return 0;var r=t.buffered.length;return(r?t.buffered.end(r-1):e.edge)-this.currentTime}}])&&W(e.prototype,r),i&&W(e,i),Object.defineProperty(e,"prototype",{writable:!1}),t}();function z(t,e){for(var r=0;rt.sn?(n=r-t.start,i=t):(n=t.start-r,i=e),i.duration!==n&&(i.duration=n)}else if(e.sn>t.sn){t.cc===e.cc&&t.minEndPTS?e.start=t.start+(t.minEndPTS-t.start):e.start=t.start+t.duration}else e.start=Math.max(t.start-e.duration,0)}function et(t,e,r,i,n,s){i-r<=0&&(l.b.warn("Fragment should have a positive duration",e),i=r+e.duration,s=n+e.duration);var o=r,u=i,h=e.startPTS,d=e.endPTS;if(Object(a.a)(h)){var c=Math.abs(h-r);Object(a.a)(e.deltaPTS)?e.deltaPTS=Math.max(c,e.deltaPTS):e.deltaPTS=c,o=Math.max(r,h),r=Math.min(r,h),n=Math.min(n,e.startDTS),u=Math.min(i,d),i=Math.max(i,d),s=Math.max(s,e.endDTS)}e.duration=i-r;var f=r-e.start;e.appendedPTS=i,e.start=e.startPTS=r,e.maxStartPTS=o,e.startDTS=n,e.endPTS=i,e.minEndPTS=u,e.endDTS=s;var g,v=e.sn;if(!t||vt.endSN)return 0;var p=v-t.startSN,m=t.fragments;for(m[p]=e,g=p;g>0;g--)tt(m[g],m[g-1]);for(g=p;g=0;n--){var s=i[n].initSegment;if(s){r=s;break}}t.fragmentHint&&delete t.fragmentHint.endPTS;var o,u=0;(function(t,e,r){for(var i=e.skippedSegments,n=Math.max(t.startSN,e.startSN)-e.startSN,a=(t.fragmentHint?1:0)+(i?e.endSN:Math.min(t.endSN,e.endSN))-e.startSN,s=e.startSN-t.startSN,o=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,l=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,u=n;u<=a;u++){var h=l[s+u],d=o[u];i&&!d&&u=i.length||nt(e,i[r].start)}function nt(t,e){if(e){for(var r=t.fragments,i=t.skippedSegments;ie.partTarget&&(l+=1)}if(Object(a.a)(o))return new X(o,Object(a.a)(l)?l:void 0,Y.No)}}},e.loadPlaylist=function(t){},e.shouldLoadTrack=function(t){return this.canLoad&&t&&!!t.url&&(!t.details||t.details.live)},e.playlistLoaded=function(t,e,r){var i=this,n=e.details,a=e.stats,s=a.loading.end?Math.max(0,self.performance.now()-a.loading.end):0;if(n.advancedDateTime=Date.now()-s,n.live||null!=r&&r.live){if(n.reloaded(r),r&&this.log("live playlist "+t+" "+(n.advanced?"REFRESHED "+n.lastPartSn+"-"+n.lastPartIndex:"MISSED")),r&&n.fragments.length>0&&rt(r,n),!this.canLoad||!n.live)return;var o,l=void 0,u=void 0;if(n.canBlockReload&&n.endSN&&n.advanced){var h=this.hls.config.lowLatencyMode,d=n.lastPartSn,c=n.endSN,f=n.lastPartIndex,g=d===c;-1!==f?(l=g?c+1:d,u=g?h?0:f:f+1):l=c+1;var v=n.age,p=v+n.ageHeader,m=Math.min(p-n.partTarget,1.5*n.targetduration);if(m>0){if(r&&m>r.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+r.tuneInGoal+" to: "+m+" with playlist age: "+n.age),m=0;else{var y=Math.floor(m/n.targetduration);if(l+=y,void 0!==u)u+=Math.round(m%n.targetduration/n.partTarget);this.log("CDN Tune-in age: "+n.ageHeader+"s last advanced "+v.toFixed(2)+"s goal: "+m+" skip sn "+y+" to part "+u)}n.tuneInGoal=m}if(o=this.getDeliveryDirectives(n,e.deliveryDirectives,l,u),h||!g)return void this.loadPlaylist(o)}else o=this.getDeliveryDirectives(n,e.deliveryDirectives,l,u);var T=function(t,e){var r,i=1e3*t.levelTargetDuration,n=i/2,a=t.age,s=a>0&&a<3*i,o=e.loading.end-e.loading.start,l=t.availabilityDelay;if(!1===t.updated)if(s){var u=333*t.misses;r=Math.max(Math.min(n,2*o),u),t.availabilityDelay=(t.availabilityDelay||0)+r}else r=n;else s?(l=Math.min(l||i/2,a),t.availabilityDelay=l,r=l+i-a):r=i-o;return Math.round(r)}(n,a);void 0!==l&&n.canBlockReload&&(T-=n.partTarget||1),this.log("reload live playlist "+t+" in "+Math.round(T)+" ms"),this.timer=self.setTimeout((function(){return i.loadPlaylist(o)}),T)}else this.clearTimer()},e.getDeliveryDirectives=function(t,e,r,i){var n=function(t,e){var r=t.canSkipUntil,i=t.canSkipDateRanges,n=t.endSN;return r&&(void 0!==e?e-n:0)-1&&null!==(e=t.context)&&void 0!==e&&e.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+t.details+'"'),this.loadPlaylist();else{var a=Math.min(Math.pow(2,this.retryCount)*i.levelLoadingRetryDelay,i.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout((function(){return r.loadPlaylist()}),a),this.warn("retry playlist loading #"+this.retryCount+" in "+a+' ms after "'+t.details+'"')}else this.warn('cannot recover from error "'+t.details+'"'),this.clearTimer(),t.fatal=!0;return n},t}();function st(){return(st=Object.assign?Object.assign.bind():function(t){for(var e=1;e0){r=n[0].bitrate,n.sort((function(t,e){return t.bitrate-e.bitrate})),this._levels=n;for(var f=0;fthis.hls.config.fragLoadingMaxRetry&&(a=r.frag.level)):a=r.frag.level}break;case o.a.LEVEL_LOAD_ERROR:case o.a.LEVEL_LOAD_TIMEOUT:i&&(i.deliveryDirectives&&(l=!1),a=i.level),s=!0;break;case o.a.REMUX_ALLOC_ERROR:a=r.level,s=!0}void 0!==a&&this.recoverLevel(r,a,s,l)}}},u.recoverLevel=function(t,e,r,i){var n=t.details,a=this._levels[e];if(a.loadError++,r){if(!this.retryLoadingOrFail(t))return void(this.currentLevelIndex=-1);t.levelRetry=!0}if(i){var s=a.url.length;if(s>1&&a.loadError1){var i=(e.urlId+1)%r;this.warn("Switching to redundant URL-id "+i),this._levels.forEach((function(t){t.urlId=i})),this.level=t}},u.onFragLoaded=function(t,e){var r=e.frag;if(void 0!==r&&r.type===C.b.MAIN){var i=this._levels[r.level];void 0!==i&&(i.fragmentError=0,i.loadError=0)}},u.onLevelLoaded=function(t,e){var r,i,n=e.level,a=e.details,s=this._levels[n];if(!s)return this.warn("Invalid level index "+n),void(null!==(i=e.deliveryDirectives)&&void 0!==i&&i.skip&&(a.deltaUpdateFailed=!0));n===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0,this.retryCount=0),this.playlistLoaded(n,e,s.details)):null!==(r=e.deliveryDirectives)&&void 0!==r&&r.skip&&(a.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(t,e){var r=this.hls.levels[this.currentLevelIndex];if(r&&r.audioGroupIds){for(var i=-1,n=this.hls.audioTracks[e.id].groupId,a=0;a0){var i=r.urlId,n=r.url[i];if(t)try{n=t.addDirectives(n)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("Attempt loading level index "+e+(t?" at sn "+t.msn+" part "+t.part:"")+" with URL-id "+i+" "+n),this.clearTimer(),this.hls.trigger(s.a.LEVEL_LOADING,{url:n,level:e,id:i,deliveryDirectives:t||null})}},u.removeLevel=function(t,e){var r=function(t,r){return r!==e},i=this._levels.filter((function(i,n){return n!==t||i.url.length>1&&void 0!==e&&(i.url=i.url.filter(r),i.audioGroupIds&&(i.audioGroupIds=i.audioGroupIds.filter(r)),i.textGroupIds&&(i.textGroupIds=i.textGroupIds.filter(r)),i.urlId=0,!0)})).map((function(t,e){var r=t.details;return null!=r&&r.fragments&&r.fragments.forEach((function(t){t.level=e})),t}));this._levels=i,this.hls.trigger(s.a.LEVELS_UPDATED,{levels:i})},n=i,(a=[{key:"levels",get:function(){return 0===this._levels.length?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(t){var e,r=this._levels;if(0!==r.length&&(this.currentLevelIndex!==t||null===(e=r[t])||void 0===e||!e.details)){if(t<0||t>=r.length){var i=t<0;if(this.hls.trigger(s.a.ERROR,{type:o.b.OTHER_ERROR,details:o.a.LEVEL_SWITCH_ERROR,level:t,fatal:i,reason:"invalid level idx"}),i)return;t=Math.min(t,r.length-1)}this.clearTimer();var n=this.currentLevelIndex,a=r[n],l=r[t];this.log("switching to level "+t+" from "+n),this.currentLevelIndex=t;var u=st({},l,{level:t,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete u._urlId,this.hls.trigger(s.a.LEVEL_SWITCHING,u);var h=l.details;if(!h||h.live){var d=this.switchParams(l.uri,null==a?void 0:a.details);this.loadPlaylist(d)}}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(t){this.manualLevelIndex=t,void 0===this._startLevel&&(this._startLevel=t),-1!==t&&(this.level=t)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(t){this._firstLevel=t}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var t=this.hls.config.startLevel;return void 0!==t?t:this._firstLevel}return this._startLevel},set:function(t){this._startLevel=t}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(t){this.level=t,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=t)}}])&&ot(n.prototype,a),l&&ot(n,l),Object.defineProperty(n,"prototype",{writable:!1}),i}(at);!function(t){t.NOT_LOADED="NOT_LOADED",t.APPENDING="APPENDING",t.PARTIAL="PARTIAL",t.OK="OK"}(ut||(ut={}));var ct=function(){function t(t){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=t,this._registerListeners()}var e=t.prototype;return e._registerListeners=function(){var t=this.hls;t.on(s.a.BUFFER_APPENDED,this.onBufferAppended,this),t.on(s.a.FRAG_BUFFERED,this.onFragBuffered,this),t.on(s.a.FRAG_LOADED,this.onFragLoaded,this)},e._unregisterListeners=function(){var t=this.hls;t.off(s.a.BUFFER_APPENDED,this.onBufferAppended,this),t.off(s.a.FRAG_BUFFERED,this.onFragBuffered,this),t.off(s.a.FRAG_LOADED,this.onFragLoaded,this)},e.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},e.getAppendedFrag=function(t,e){if(e===C.b.MAIN){var r=this.activeFragment,i=this.activeParts;if(!r)return null;if(i)for(var n=i.length;n--;){var a=i[n],s=a?a.end:r.appendedPTS;if(a.start<=t&&void 0!==s&&t<=s)return n>9&&(this.activeParts=i.slice(n-9)),a}else if(r.start<=t&&void 0!==r.appendedPTS&&t<=r.appendedPTS)return r}return this.getBufferedFrag(t,e)},e.getBufferedFrag=function(t,e){for(var r=this.fragments,i=Object.keys(r),n=i.length;n--;){var a=r[i[n]];if((null==a?void 0:a.body.type)===e&&a.buffered){var s=a.body;if(s.start<=t&&t<=s.end)return s}}return null},e.detectEvictedFragments=function(t,e,r){var i=this;Object.keys(this.fragments).forEach((function(n){var a=i.fragments[n];if(a)if(a.buffered){var s=a.range[t];s&&s.time.some((function(t){var r=!i.isTimeBuffered(t.startPTS,t.endPTS,e);return r&&i.removeFragment(a.body),r}))}else a.body.type===r&&i.removeFragment(a.body)}))},e.detectPartialFragments=function(t){var e=this,r=this.timeRanges,i=t.frag,n=t.part;if(r&&"initSegment"!==i.sn){var a=gt(i),s=this.fragments[a];s&&(Object.keys(r).forEach((function(t){var a=i.elementaryStreams[t];if(a){var o=r[t],l=null!==n||!0===a.partial;s.range[t]=e.getBufferedTimes(i,n,l,o)}})),s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body))}},e.fragBuffered=function(t){var e=gt(t),r=this.fragments[e];r&&(r.loaded=null,r.buffered=!0)},e.getBufferedTimes=function(t,e,r,i){for(var n={time:[],partial:r},a=e?e.start:t.start,s=e?e.end:t.end,o=t.minEndPTS||s,l=t.maxStartPTS||a,u=0;u=h&&o<=d){n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});break}if(ah)n.partial=!0,n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});else if(s<=h)break}return n},e.getPartialFragment=function(t){var e,r,i,n=null,a=0,s=this.bufferPadding,o=this.fragments;return Object.keys(o).forEach((function(l){var u=o[l];u&&ft(u)&&(r=u.body.start-s,i=u.body.end+s,t>=r&&t<=i&&(e=Math.min(t-r,i-t),a<=e&&(n=u.body,a=e)))})),n},e.getState=function(t){var e=gt(t),r=this.fragments[e];return r?r.buffered?ft(r)?ut.PARTIAL:ut.OK:ut.APPENDING:ut.NOT_LOADED},e.isTimeBuffered=function(t,e,r){for(var i,n,a=0;a=i&&e<=n)return!0;if(e<=i)return!1}return!1},e.onFragLoaded=function(t,e){var r=e.frag,i=e.part;if("initSegment"!==r.sn&&!r.bitrateTest&&!i){var n=gt(r);this.fragments[n]={body:r,loaded:e,buffered:!1,range:Object.create(null)}}},e.onBufferAppended=function(t,e){var r=this,i=e.frag,n=e.part,a=e.timeRanges;if(i.type===C.b.MAIN)if(this.activeFragment=i,n){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(n)}else this.activeParts=null;this.timeRanges=a,Object.keys(a).forEach((function(t){var e=a[t];if(r.detectEvictedFragments(t,e),!n)for(var s=0;st&&i.removeFragment(s)}}))},e.removeFragment=function(t){var e=gt(t);t.stats.loaded=0,t.clearElementaryStreamInfo(),delete this.fragments[e]},e.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},t}();function ft(t){var e,r;return t.buffered&&((null===(e=t.range.video)||void 0===e?void 0:e.partial)||(null===(r=t.range.audio)||void 0===r?void 0:r.partial))}function gt(t){return t.type+"_"+t.level+"_"+t.urlId+"_"+t.sn}var vt=function(){function t(){this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}var e=t.prototype;return e.destroy=function(){this.onHandlerDestroying(),this.onHandlerDestroyed()},e.onHandlerDestroying=function(){this.clearNextTick(),this.clearInterval()},e.onHandlerDestroyed=function(){},e.hasInterval=function(){return!!this._tickInterval},e.hasNextTick=function(){return!!this._tickTimer},e.setInterval=function(t){return!this._tickInterval&&(this._tickInterval=self.setInterval(this._boundTick,t),!0)},e.clearInterval=function(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)},e.clearNextTick=function(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)},e.tick=function(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)},e.tickImmediate=function(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)},e.doTick=function(){},t}(),pt={length:0,start:function(){return 0},end:function(){return 0}},mt=function(){function t(){}return t.isBuffered=function(e,r){try{if(e)for(var i=t.getBuffered(e),n=0;n=i.start(n)&&r<=i.end(n))return!0}catch(t){}return!1},t.bufferInfo=function(e,r,i){try{if(e){var n,a=t.getBuffered(e),s=[];for(n=0;ns&&(i[a-1].end=t[n].end):i.push(t[n])}else i.push(t[n])}else i=t;for(var o,l=0,u=e,h=e,d=0;d=c&&er.startCC||t&&t.cc0)r=n+1;else{if(!(s<0))return a;i=n-1}}return null}};function Dt(t,e,r,i){void 0===r&&(r=0),void 0===i&&(i=0);var n=null;if(t?n=e[t.sn-e[0].sn+1]||null:0===r&&0===e[0].start&&(n=e[0]),n&&0===Rt(r,i,n))return n;var a=At.search(e,Rt.bind(null,r,i));return a||n}function Rt(t,e,r){void 0===t&&(t=0),void 0===e&&(e=0);var i=Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return r.start+r.duration-i<=t?1:r.start-i>t&&r.start?-1:0}function kt(t,e,r){var i=1e3*Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>t}function _t(t){var e="function"==typeof Map?new Map:void 0;return(_t=function(t){if(null===t||(r=t,-1===Function.toString.call(r).indexOf("[native code]")))return t;var r;if("function"!=typeof t)throw new TypeError("Super expression must either be null or a function");if(void 0!==e){if(e.has(t))return e.get(t);e.set(t,i)}function i(){return It(t,arguments,Ct(this).constructor)}return i.prototype=Object.create(t.prototype,{constructor:{value:i,enumerable:!1,writable:!0,configurable:!0}}),wt(i,t)})(t)}function It(t,e,r){return(It=Ot()?Reflect.construct.bind():function(t,e,r){var i=[null];i.push.apply(i,e);var n=new(Function.bind.apply(t,i));return r&&wt(n,r.prototype),n}).apply(null,arguments)}function Ot(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}function wt(t,e){return(wt=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}function Ct(t){return(Ct=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}var xt=Math.pow(2,17),Pt=function(){function t(t){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=t}var e=t.prototype;return e.destroy=function(){this.loader&&(this.loader.destroy(),this.loader=null)},e.abort=function(){this.loader&&this.loader.abort()},e.load=function(t,e){var r=this,i=t.url;if(!i)return Promise.reject(new Ft({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,networkDetails:null},"Fragment does not have a "+(i?"part list":"url")));this.abort();var n=this.config,a=n.fLoader,s=n.loader;return new Promise((function(i,l){r.loader&&r.loader.destroy();var u=r.loader=t.loader=a?new a(n):new s(n),h=Mt(t),d={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:"initSegment"===t.sn?1/0:xt};t.stats=u.stats,u.load(h,d,{onSuccess:function(e,n,a,s){r.resetLoader(t,u),i({frag:t,part:null,payload:e.data,networkDetails:s})},onError:function(e,i,n){r.resetLoader(t,u),l(new Ft({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,response:e,networkDetails:n}))},onAbort:function(e,i,n){r.resetLoader(t,u),l(new Ft({type:o.b.NETWORK_ERROR,details:o.a.INTERNAL_ABORTED,fatal:!1,frag:t,networkDetails:n}))},onTimeout:function(e,i,n){r.resetLoader(t,u),l(new Ft({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,networkDetails:n}))},onProgress:function(r,i,n,a){e&&e({frag:t,part:null,payload:n,networkDetails:a})}})}))},e.loadPart=function(t,e,r){var i=this;this.abort();var n=this.config,a=n.fLoader,s=n.loader;return new Promise((function(l,u){i.loader&&i.loader.destroy();var h=i.loader=t.loader=a?new a(n):new s(n),d=Mt(t,e),c={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:xt};e.stats=h.stats,h.load(d,c,{onSuccess:function(n,a,s,o){i.resetLoader(t,h),i.updateStatsFromPart(t,e);var u={frag:t,part:e,payload:n.data,networkDetails:o};r(u),l(u)},onError:function(r,n,a){i.resetLoader(t,h),u(new Ft({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,part:e,response:r,networkDetails:a}))},onAbort:function(r,n,a){t.stats.aborted=e.stats.aborted,i.resetLoader(t,h),u(new Ft({type:o.b.NETWORK_ERROR,details:o.a.INTERNAL_ABORTED,fatal:!1,frag:t,part:e,networkDetails:a}))},onTimeout:function(r,n,a){i.resetLoader(t,h),u(new Ft({type:o.b.NETWORK_ERROR,details:o.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,part:e,networkDetails:a}))}})}))},e.updateStatsFromPart=function(t,e){var r=t.stats,i=e.stats,n=i.total;if(r.loaded+=i.loaded,n){var a=Math.round(t.duration/e.duration),s=Math.min(Math.round(r.loaded/n),a),o=(a-s)*Math.round(r.loaded/s);r.total=r.loaded+o}else r.total=Math.max(r.loaded,r.total);var l=r.loading,u=i.loading;l.start?l.first+=u.first-u.start:(l.start=u.start,l.first=u.first),l.end=u.end},e.resetLoader=function(t,e){t.loader=null,this.loader===e&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),e.destroy()},t}();function Mt(t,e){void 0===e&&(e=null);var r=e||t,i={frag:t,part:e,responseType:"arraybuffer",url:r.url,headers:{},rangeStart:0,rangeEnd:0},n=r.byteRangeStartOffset,s=r.byteRangeEndOffset;return Object(a.a)(n)&&Object(a.a)(s)&&(i.rangeStart=n,i.rangeEnd=s),i}var Ft=function(t){var e,r;function i(e){for(var r,i=arguments.length,n=new Array(i>1?i-1:0),a=1;a=e.endSN&&!t.nextStart){var n=e.partList;if(null!=n&&n.length){var a=n[n.length-1];return mt.isBuffered(this.media,a.start+a.duration/2)}var s=i.getState(r);return s===ut.PARTIAL||s===ut.OK}return!1},c.onMediaAttached=function(t,e){var r=this.media=this.mediaBuffer=e.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),r.addEventListener("seeking",this.onvseeking),r.addEventListener("ended",this.onvended);var i=this.config;this.levels&&i.autoStartLoad&&this.state===jt&&this.startLoad(i.startPosition)},c.onMediaDetaching=function(){var t=this.media;null!=t&&t.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),t&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},c.onMediaSeeking=function(){var t=this.config,e=this.fragCurrent,r=this.media,i=this.mediaBuffer,n=this.state,s=r?r.currentTime:0,o=mt.bufferInfo(i||r,s,t.maxBufferHole);if(this.log("media seeking to "+(Object(a.a)(s)?s.toFixed(3):s)+", state: "+n),n===Xt)this.resetLoadingState();else if(e&&!o.len){var l=t.maxFragLookUpTolerance,u=e.start-l,h=s>e.start+e.duration+l;(s0&&a&&a.key&&a.iv&&"AES-128"===a.method){var o=self.performance.now();return e.decrypter.webCryptoDecrypt(new Uint8Array(n),a.key.buffer,a.iv.buffer).then((function(e){var n=self.performance.now();return i.trigger(s.a.FRAG_DECRYPTED,{frag:t,payload:e,stats:{tstart:o,tdecrypt:n}}),r.payload=e,r}))}return r})).then((function(r){var i=e.fragCurrent,n=e.hls,a=e.levels;if(!a)throw new Error("init load aborted, missing levels");a[t.level].details;var o=t.stats;e.state=Kt,e.fragLoadError=0,t.data=new Uint8Array(r.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),r.frag===i&&n.trigger(s.a.FRAG_BUFFERED,{stats:o,frag:i,part:null,id:t.type}),e.tick()})).catch((function(r){e.warn(r),e.resetFragmentLoading(t)}))},c.fragContextChanged=function(t){var e=this.fragCurrent;return!t||!e||t.level!==e.level||t.sn!==e.sn||t.urlId!==e.urlId},c.fragBufferedComplete=function(t,e){var r=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+t.type+" sn: "+t.sn+(e?" part: "+e.index:"")+" of "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+t.level+" "+Ut.toString(mt.getBuffered(r))),this.state=Kt,this.tick()},c._handleFragmentLoadComplete=function(t){var e=this.transmuxer;if(e){var r=t.frag,i=t.part,n=t.partsLoaded,a=!n||0===n.length||n.some((function(t){return!t})),s=new yt(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!a);e.flush(s)}},c._handleFragmentLoadProgress=function(t){},c._doFragLoad=function(t,e,r,i){var n=this;if(void 0===r&&(r=null),!this.levels)throw new Error("frag load aborted, missing levels");if(r=Math.max(t.start,r||0),this.config.lowLatencyMode&&e){var o=e.partList;if(o&&i){r>t.end&&e.fragmentHint&&(t=e.fragmentHint);var l=this.getNextPart(o,t,r);if(l>-1){var u=o[l];return this.log("Loading part sn: "+t.sn+" p: "+u.index+" cc: "+t.cc+" of playlist ["+e.startSN+"-"+e.endSN+"] parts [0-"+l+"-"+(o.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=u.start+u.duration,this.state=Vt,this.hls.trigger(s.a.FRAG_LOADING,{frag:t,part:o[l],targetBufferTime:r}),this.doFragPartsLoad(t,o,l,i).catch((function(t){return n.handleFragLoadError(t)}))}if(!t.url||this.loadedEndOfParts(o,r))return Promise.resolve(null)}}return this.log("Loading fragment "+t.sn+" cc: "+t.cc+" "+(e?"of ["+e.startSN+"-"+e.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),Object(a.a)(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=Vt,this.hls.trigger(s.a.FRAG_LOADING,{frag:t,targetBufferTime:r}),this.fragmentLoader.load(t,i).catch((function(t){return n.handleFragLoadError(t)}))},c.doFragPartsLoad=function(t,e,r,i){var n=this;return new Promise((function(a,o){var l=[];!function r(u){var h=e[u];n.fragmentLoader.loadPart(t,h,i).then((function(i){l[h.index]=i;var o=i.part;n.hls.trigger(s.a.FRAG_LOADED,i);var d=e[u+1];if(!d||d.fragment!==t)return a({frag:t,part:o,partsLoaded:l});r(u+1)})).catch(o)}(r)}))},c.handleFragLoadError=function(t){var e=t.data;return e&&e.details===o.a.INTERNAL_ABORTED?this.handleFragLoadAborted(e.frag,e.part):this.hls.trigger(s.a.ERROR,e),null},c._handleTransmuxerFlush=function(t){var e=this.getCurrentContext(t);if(e&&this.state===qt){var r=e.frag,i=e.part,n=e.level,a=self.performance.now();r.stats.parsing.end=a,i&&(i.stats.parsing.end=a),this.updateLevelTiming(r,i,n,t.partial)}else this.fragCurrent||(this.state=Kt)},c.getCurrentContext=function(t){var e=this.levels,r=t.level,i=t.sn,n=t.part;if(!e||!e[r])return this.warn("Levels object was unset while buffering fragment "+i+" of level "+r+". The current chunk will not be buffered."),null;var a=e[r],s=n>-1?function(t,e,r){if(!t||!t.details)return null;var i=t.details.partList;if(i)for(var n=i.length;n--;){var a=i[n];if(a.index===r&&a.fragment.sn===e)return a}return null}(a,i,n):null,o=s?s.fragment:function(t,e,r){if(!t||!t.details)return null;var i=t.details,n=i.fragments[e-i.startSN];return n||((n=i.fragmentHint)&&n.sn===e?n:ea&&this.flushMainBuffer(s,t.start)}else this.flushMainBuffer(0,t.start)},c.getFwdBufferInfo=function(t,e){var r=this.config,i=this.getLoadPosition();if(!Object(a.a)(i))return null;var n=mt.bufferInfo(t,i,r.maxBufferHole);if(0===n.len&&void 0!==n.nextStart){var s=this.fragmentTracker.getBufferedFrag(i,e);if(s&&n.nextStart=r&&(e.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+e.maxMaxBufferLength+"s"),!0)},c.getNextFragment=function(t,e){var r,i,n=e.fragments,a=n.length;if(!a)return null;var s,o=this.config,l=n[0].start;if(e.live){var u=o.initialLiveManifestSize;if(a-1&&rr.start&&r.loaded},c.getInitialLiveFragment=function(t,e){var r=this.fragPrevious,i=null;if(r){if(t.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+r.programDateTime),i=function(t,e,r){if(null===e||!Array.isArray(t)||!t.length||!Object(a.a)(e))return null;if(e<(t[0].programDateTime||0))return null;if(e>=(t[t.length-1].endProgramDateTime||0))return null;r=r||0;for(var i=0;i=t.startSN&&n<=t.endSN){var s=e[n-t.startSN];r.cc===s.cc&&(i=s,this.log("Live playlist, switching playlist, load frag with next SN: "+i.sn))}i||(i=function(t,e){return At.search(t,(function(t){return t.cce?-1:0}))}(e,r.cc))&&this.log("Live playlist, switching playlist, load frag with same CC: "+i.sn)}}else{var o=this.hls.liveSyncPosition;null!==o&&(i=this.getFragmentAtPosition(o,this.bitrateTest?t.fragmentEnd:t.edge,t))}return i},c.getFragmentAtPosition=function(t,e,r){var i,n=this.config,a=this.fragPrevious,s=r.fragments,o=r.endSN,l=r.fragmentHint,u=n.maxFragLookUpTolerance,h=!!(n.lowLatencyMode&&r.partList&&l);(h&&l&&!this.bitrateTest&&(s=s.concat(l),o=l.sn),te-u?0:u):i=s[s.length-1];if(i){var d=i.sn-r.startSN,c=a&&i.level===a.level,f=s[d+1];a&&i.sn===a.sn&&!h&&c&&(i.sn=a-e.maxFragLookUpTolerance&&n<=s;if(null!==i&&r.duration>i&&(n"+t.startSN+" prev-sn: "+(n?n.sn:"na")+" fragments: "+o),d}return l},c.waitForCdnTuneIn=function(t){return t.live&&t.canBlockReload&&t.partTarget&&t.tuneInGoal>Math.max(t.partHoldBack,3*t.partTarget)},c.setStartPosition=function(t,e){var r=this.startPosition;if(r"+t))}}])&&Bt(n.prototype,h),d&&Bt(n,d),Object.defineProperty(n,"prototype",{writable:!1}),i}(vt);function te(){return self.MediaSource||self.WebKitMediaSource}function ee(){return self.SourceBuffer||self.WebKitSourceBuffer}var re=r(19),ie=r(11),ne=r(16),ae=te()||{isTypeSupported:function(){return!1}},se=function(){function t(t,e,r,i){var n=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.hls=t,this.id=e,this.onTransmuxComplete=r,this.onFlush=i;var a=t.config,u=function(e,r){(r=r||{}).frag=n.frag,r.id=n.id,t.trigger(e,r)};this.observer=new ne.EventEmitter,this.observer.on(s.a.FRAG_DECRYPTED,u),this.observer.on(s.a.ERROR,u);var h={mp4:ae.isTypeSupported("video/mp4"),mpeg:ae.isTypeSupported("audio/mpeg"),mp3:ae.isTypeSupported('audio/mp4; codecs="mp3"')},d=navigator.vendor;if(a.enableWorker&&"undefined"!=typeof Worker){var c;l.b.log("demuxing in webworker");try{c=this.worker=re(20),this.onwmsg=this.onWorkerMessage.bind(this),c.addEventListener("message",this.onwmsg),c.onerror=function(e){t.trigger(s.a.ERROR,{type:o.b.OTHER_ERROR,details:o.a.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(e.message+" ("+e.filename+":"+e.lineno+")")})},c.postMessage({cmd:"init",typeSupported:h,vendor:d,id:e,config:JSON.stringify(a)})}catch(t){l.b.warn("Error in worker:",t),l.b.error("Error while initializing DemuxerWorker, fallback to inline"),c&&self.URL.revokeObjectURL(c.objectURL),this.transmuxer=new ie.c(this.observer,h,a,d,e),this.worker=null}}else this.transmuxer=new ie.c(this.observer,h,a,d,e)}var e=t.prototype;return e.destroy=function(){var t=this.worker;if(t)t.removeEventListener("message",this.onwmsg),t.terminate(),this.worker=null,this.onwmsg=void 0;else{var e=this.transmuxer;e&&(e.destroy(),this.transmuxer=null)}var r=this.observer;r&&r.removeAllListeners(),this.frag=null,this.observer=null,this.hls=null},e.push=function(t,e,r,i,n,a,s,o,u,h){var d,c,f=this;u.transmuxing.start=self.performance.now();var g=this.transmuxer,v=this.worker,p=a?a.start:n.start,m=n.decryptdata,y=this.frag,T=!(y&&n.cc===y.cc),b=!(y&&u.level===y.level),E=y?u.sn-y.sn:-1,S=this.part?u.part-this.part.index:-1,L=!b&&(1===E||0===E&&1===S),A=self.performance.now();(b||E||0===n.stats.parsing.start)&&(n.stats.parsing.start=A),!a||!S&&L||(a.stats.parsing.start=A);var D=!(y&&(null===(d=n.initSegment)||void 0===d?void 0:d.url)===(null===(c=y.initSegment)||void 0===c?void 0:c.url)),R=new ie.b(T,L,o,b,p,D);if(!L||T||D){l.b.log("[transmuxer-interface, "+n.type+"]: Starting new transmux session for sn: "+u.sn+" p: "+u.part+" level: "+u.level+" id: "+u.id+"\n discontinuity: "+T+"\n trackSwitch: "+b+"\n contiguous: "+L+"\n accurateTimeOffset: "+o+"\n timeOffset: "+p+"\n initSegmentChange: "+D);var k=new ie.a(r,i,e,s,h);this.configureTransmuxer(k)}if(this.frag=n,this.part=a,v)v.postMessage({cmd:"demux",data:t,decryptdata:m,chunkMeta:u,state:R},t instanceof ArrayBuffer?[t]:[]);else if(g){var _=g.push(t,m,u,R);Object(ie.d)(_)?_.then((function(t){f.handleTransmuxComplete(t)})):this.handleTransmuxComplete(_)}},e.flush=function(t){var e=this;t.transmuxing.start=self.performance.now();var r=this.transmuxer,i=this.worker;if(i)i.postMessage({cmd:"flush",chunkMeta:t});else if(r){var n=r.flush(t);Object(ie.d)(n)?n.then((function(r){e.handleFlushResult(r,t)})):this.handleFlushResult(n,t)}},e.handleFlushResult=function(t,e){var r=this;t.forEach((function(t){r.handleTransmuxComplete(t)})),this.onFlush(e)},e.onWorkerMessage=function(t){var e=t.data,r=this.hls;switch(e.event){case"init":self.URL.revokeObjectURL(this.worker.objectURL);break;case"transmuxComplete":this.handleTransmuxComplete(e.data);break;case"flush":this.onFlush(e.data);break;default:e.data=e.data||{},e.data.frag=this.frag,e.data.id=this.id,r.trigger(e.event,e.data)}},e.configureTransmuxer=function(t){var e=this.worker,r=this.transmuxer;e?e.postMessage({cmd:"configure",config:t}):r&&r.configure(t)},e.handleTransmuxComplete=function(t){t.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(t)},t}(),oe=function(){function t(t,e,r,i){this.config=void 0,this.media=null,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=t,this.media=e,this.fragmentTracker=r,this.hls=i}var e=t.prototype;return e.destroy=function(){this.media=null,this.hls=this.fragmentTracker=null},e.poll=function(t,e){var r=this.config,i=this.media,n=this.stalled;if(null!==i){var a=i.currentTime,s=i.seeking,o=this.seeking&&!s,u=!this.seeking&&s;if(this.seeking=s,a===t){if((u||o)&&(this.stalled=null),!(i.paused&&!s||i.ended||0===i.playbackRate)&&mt.getBuffered(i).length){var h=mt.bufferInfo(i,a,0),d=h.len>0,c=h.nextStart||0;if(d||c){if(s){var f=h.len>2,g=!c||e&&e.start<=a||c-a>2&&!this.fragmentTracker.getPartialFragment(a);if(f||g)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var v,p=Math.max(c,h.start||0)-a,m=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,y=(null==m||null===(v=m.details)||void 0===v?void 0:v.live)?2*m.details.targetduration:2;if(p>0&&p<=y)return void this._trySkipBufferHole(null)}var T=self.performance.now();if(null!==n){var b=T-n;if(s||!(b>=250)||(this._reportStall(h),this.media)){var E=mt.bufferInfo(i,a,r.maxBufferHole);this._tryFixBufferStall(E,b)}}else this.stalled=T}}}else if(this.moved=!0,null!==n){if(this.stallReported){var S=self.performance.now()-n;l.b.warn("playback not stuck anymore @"+a+", after "+Math.round(S)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}}},e._tryFixBufferStall=function(t,e){var r=this.config,i=this.fragmentTracker,n=this.media;if(null!==n){var a=n.currentTime,s=i.getPartialFragment(a);if(s)if(this._trySkipBufferHole(s)||!this.media)return;t.len>r.maxBufferHole&&e>1e3*r.highBufferWatchdogPeriod&&(l.b.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())}},e._reportStall=function(t){var e=this.hls,r=this.media;!this.stallReported&&r&&(this.stallReported=!0,l.b.warn("Playback stalling at @"+r.currentTime+" due to low buffer ("+JSON.stringify(t)+")"),e.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.BUFFER_STALLED_ERROR,fatal:!1,buffer:t.len}))},e._trySkipBufferHole=function(t){var e=this.config,r=this.hls,i=this.media;if(null===i)return 0;for(var n=i.currentTime,a=0,u=mt.getBuffered(i),h=0;h=a&&n0&&-1===t&&(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=Kt,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this._forceStartLoad=!0,this.state=jt},d.stopLoad=function(){this._forceStartLoad=!1,t.prototype.stopLoad.call(this)},d.doTick=function(){switch(this.state){case Kt:this.doTickIdle();break;case Jt:var t,e=this.levels,r=this.level,i=null==e||null===(t=e[r])||void 0===t?void 0:t.details;if(i&&(!i.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(i))break;this.state=Kt;break}break;case Wt:var n,a=self.performance.now(),s=this.retryDate;(!s||a>=s||null!==(n=this.media)&&void 0!==n&&n.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=Kt)}this.onTickEnd()},d.onTickEnd=function(){t.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},d.doTickIdle=function(){var t,e,r=this.hls,i=this.levelLastLoaded,n=this.levels,a=this.media,o=r.config,l=r.nextLoadLevel;if(null!==i&&(a||!this.startFragRequested&&o.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&n&&n[l]){var u=n[l];this.level=r.nextLoadLevel=l;var h=u.details;if(!h||this.state===Jt||h.live&&this.levelLastLoaded!==l)this.state=Jt;else{var d=this.getMainFwdBufferInfo();if(null!==d)if(!(d.len>=this.getMaxBufferLength(u.maxBitrate))){if(this._streamEnded(d,h)){var c={};return this.altAudio&&(c.type="video"),this.hls.trigger(s.a.BUFFER_EOS,c),void(this.state=Xt)}this.backtrackFragment&&this.backtrackFragment.start>d.end&&(this.backtrackFragment=null);var f=this.backtrackFragment?this.backtrackFragment.start:d.end,g=this.getNextFragment(f,h);if(this.couldBacktrack&&!this.fragPrevious&&g&&"initSegment"!==g.sn&&this.fragmentTracker.getState(g)!==ut.OK){var v,m=(null!=(v=this.backtrackFragment)?v:g).sn-h.startSN,y=h.fragments[m-1];y&&g.cc===y.cc&&(g=y,this.fragmentTracker.removeFragment(y))}else this.backtrackFragment&&d.len&&(this.backtrackFragment=null);if(g&&this.fragmentTracker.getState(g)===ut.OK&&this.nextLoadPosition>f){var T=this.audioOnly&&!this.altAudio?p.a.AUDIO:p.a.VIDEO;this.afterBufferFlushed(a,T,C.b.MAIN),g=this.getNextFragment(this.nextLoadPosition,h)}g&&(!g.initSegment||g.initSegment.data||this.bitrateTest||(g=g.initSegment),"identity"!==(null===(t=g.decryptdata)||void 0===t?void 0:t.keyFormat)||null!==(e=g.decryptdata)&&void 0!==e&&e.key?this.loadFragment(g,h,f):this.loadKey(g,h))}}}},d.loadFragment=function(e,r,i){var n,a=this.fragmentTracker.getState(e);this.fragCurrent=e,a===ut.NOT_LOADED||a===ut.PARTIAL?"initSegment"===e.sn?this._loadInitSegment(e):this.bitrateTest?(e.bitrateTest=!0,this.log("Fragment "+e.sn+" of level "+e.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(e)):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i)):a===ut.APPENDING?this.reduceMaxBufferLength(e.duration)&&this.fragmentTracker.removeFragment(e):0===(null===(n=this.media)||void 0===n?void 0:n.buffered.length)&&this.fragmentTracker.removeAllFragments()},d.getAppendedFrag=function(t){var e=this.fragmentTracker.getAppendedFrag(t,C.b.MAIN);return e&&"fragment"in e?e.fragment:e},d.getBufferedFrag=function(t){return this.fragmentTracker.getBufferedFrag(t,C.b.MAIN)},d.followingBufferedFrag=function(t){return t?this.getBufferedFrag(t.end+.5):null},d.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},d.nextLevelSwitch=function(){var t=this.levels,e=this.media;if(null!=e&&e.readyState){var r,i=this.getAppendedFrag(e.currentTime);if(i&&i.start>1&&this.flushMainBuffer(0,i.start-1),!e.paused&&t){var n=t[this.hls.nextLoadLevel],a=this.fragLastKbps;r=a&&this.fragCurrent?this.fragCurrent.duration*n.maxBitrate/(1e3*a)+1:0}else r=0;var s=this.getBufferedFrag(e.currentTime+r);if(s){var o=this.followingBufferedFrag(s);if(o){this.abortCurrentFrag();var l=o.maxStartPTS?o.maxStartPTS:o.start,u=o.duration,h=Math.max(s.end,l+Math.min(Math.max(u-this.config.maxFragLookUpTolerance,.5*u),.75*u));this.flushMainBuffer(h,Number.POSITIVE_INFINITY)}}}},d.abortCurrentFrag=function(){var t=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,null!=t&&t.loader&&t.loader.abort(),this.state){case Ht:case Vt:case Wt:case qt:case zt:this.state=Kt}this.nextLoadPosition=this.getLoadPosition()},d.flushMainBuffer=function(e,r){t.prototype.flushMainBuffer.call(this,e,r,this.altAudio?"video":null)},d.onMediaAttached=function(e,r){t.prototype.onMediaAttached.call(this,e,r);var i=r.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),i.addEventListener("playing",this.onvplaying),i.addEventListener("seeked",this.onvseeked),this.gapController=new oe(this.config,i,this.fragmentTracker,this.hls)},d.onMediaDetaching=function(){var e=this.media;e&&(e.removeEventListener("playing",this.onvplaying),e.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),t.prototype.onMediaDetaching.call(this)},d.onMediaPlaying=function(){this.tick()},d.onMediaSeeked=function(){var t=this.media,e=t?t.currentTime:null;Object(a.a)(e)&&this.log("Media seeked to "+e.toFixed(3)),this.tick()},d.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(s.a.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null,this.backtrackFragment=null},d.onManifestParsed=function(t,e){var r,i,n,a=!1,s=!1;e.levels.forEach((function(t){(r=t.audioCodec)&&(-1!==r.indexOf("mp4a.40.2")&&(a=!0),-1!==r.indexOf("mp4a.40.5")&&(s=!0))})),this.audioCodecSwitch=a&&s&&!("function"==typeof(null==(n=ee())||null===(i=n.prototype)||void 0===i?void 0:i.changeType)),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=e.levels,this.startFragRequested=!1},d.onLevelLoading=function(t,e){var r=this.levels;if(r&&this.state===Kt){var i=r[e.level];(!i.details||i.details.live&&this.levelLastLoaded!==e.level||this.waitForCdnTuneIn(i.details))&&(this.state=Jt)}},d.onLevelLoaded=function(t,e){var r,i=this.levels,n=e.level,a=e.details,o=a.totalduration;if(i){this.log("Level "+n+" loaded ["+a.startSN+","+a.endSN+"], cc ["+a.startCC+", "+a.endCC+"] duration:"+o);var l=this.fragCurrent;!l||this.state!==Vt&&this.state!==Wt||l.level!==e.level&&l.loader&&(this.state=Kt,this.backtrackFragment=null,l.loader.abort());var u=i[n],h=0;if(a.live||null!==(r=u.details)&&void 0!==r&&r.live){if(a.fragments[0]||(a.deltaUpdateFailed=!0),a.deltaUpdateFailed)return;h=this.alignPlaylists(a,u.details)}if(u.details=a,this.levelLastLoaded=n,this.hls.trigger(s.a.LEVEL_UPDATED,{details:a,level:n}),this.state===Jt){if(this.waitForCdnTuneIn(a))return;this.state=Kt}this.startFragRequested?a.live&&this.synchronizeToLiveEdge(a):this.setStartPosition(a,h),this.tick()}else this.warn("Levels were reset while loading level "+n)},d._handleFragmentLoadProgress=function(t){var e,r=t.frag,i=t.part,n=t.payload,a=this.levels;if(a){var s=a[r.level],o=s.details;if(o){var l=s.videoCodec,u=o.PTSKnown||!o.live,h=null===(e=r.initSegment)||void 0===e?void 0:e.data,d=this._getAudioCodec(s),c=this.transmuxer=this.transmuxer||new se(this.hls,C.b.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),f=i?i.index:-1,g=-1!==f,v=new yt(r.level,r.sn,r.stats.chunkCount,n.byteLength,f,g),p=this.initPTS[r.cc];c.push(n,h,d,l,r,i,o.totalduration,u,v,p)}else this.warn("Dropping fragment "+r.sn+" of level "+r.level+" after level details were reset")}else this.warn("Levels were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},d.onAudioTrackSwitching=function(t,e){var r=this.altAudio,i=!!e.url,n=e.id;if(!i){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var a=this.fragCurrent;null!=a&&a.loader&&(this.log("Switching to main audio track, cancel main fragment load"),a.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var o=this.hls;r&&o.trigger(s.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(s.a.AUDIO_TRACK_SWITCHED,{id:n})}},d.onAudioTrackSwitched=function(t,e){var r=e.id,i=!!this.hls.audioTracks[r].url;if(i){var n=this.videoBuffer;n&&this.mediaBuffer!==n&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=n)}this.altAudio=i,this.tick()},d.onBufferCreated=function(t,e){var r,i,n=e.tracks,a=!1;for(var s in n){var o=n[s];if("main"===o.id){if(i=s,r=o,"video"===s){var l=n[s];l&&(this.videoBuffer=l.buffer)}}else a=!0}a&&r?(this.log("Alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},d.onFragBuffered=function(t,e){var r=e.frag,i=e.part;if(!r||r.type===C.b.MAIN){if(this.fragContextChanged(r))return this.warn("Fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state),void(this.state===zt&&(this.state=Kt));var n=i?i.stats:r.stats;this.fragLastKbps=Math.round(8*n.total/(n.buffering.end-n.loading.first)),"initSegment"!==r.sn&&(this.fragPrevious=r),this.fragBufferedComplete(r,i)}},d.onError=function(t,e){switch(e.details){case o.a.FRAG_LOAD_ERROR:case o.a.FRAG_LOAD_TIMEOUT:case o.a.KEY_LOAD_ERROR:case o.a.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(C.b.MAIN,e);break;case o.a.LEVEL_LOAD_ERROR:case o.a.LEVEL_LOAD_TIMEOUT:this.state!==Qt&&(e.fatal?(this.warn(""+e.details),this.state=Qt):e.levelRetry||this.state!==Jt||(this.state=Kt));break;case o.a.BUFFER_FULL_ERROR:if("main"===e.parent&&(this.state===qt||this.state===zt)){var r=!0,i=this.getFwdBufferInfo(this.media,C.b.MAIN);i&&i.len>.5&&(r=!this.reduceMaxBufferLength(i.len)),r&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}}},d.checkBuffer=function(){var t=this.media,e=this.gapController;if(t&&e&&t.readyState){var r=mt.getBuffered(t);if(!this.loadedmetadata&&r.length)this.loadedmetadata=!0,this.seekToStartPos();else{var i=this.state!==Kt?this.fragCurrent:null;e.poll(this.lastCurrentTime,i)}this.lastCurrentTime=t.currentTime}},d.onFragLoadEmergencyAborted=function(){this.state=Kt,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},d.onBufferFlushed=function(t,e){var r=e.type;if(r!==p.a.AUDIO||this.audioOnly&&!this.altAudio){var i=(r===p.a.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(i,r,C.b.MAIN)}},d.onLevelsUpdated=function(t,e){this.levels=e.levels},d.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},d.seekToStartPos=function(){var t=this.media,e=t.currentTime,r=this.startPosition;if(r>=0&&e0&&(n1&&!1===t.seeking){var r=t.currentTime;if(mt.isBuffered(t,r)?e=this.getAppendedFrag(r):mt.isBuffered(t,r+.1)&&(e=this.getAppendedFrag(r+.1)),e){this.backtrackFragment=null;var i=this.fragPlaying,n=e.level;i&&e.sn===i.sn&&i.level===n&&e.urlId===i.urlId||(this.hls.trigger(s.a.FRAG_CHANGED,{frag:e}),i&&i.level===n||this.hls.trigger(s.a.LEVEL_SWITCHED,{level:n}),this.fragPlaying=e)}}},n=i,(u=[{key:"nextLevel",get:function(){var t=this.nextBufferedFrag;return t?t.level:-1}},{key:"currentFrag",get:function(){var t=this.media;return t?this.fragPlaying||this.getAppendedFrag(t.currentTime):null}},{key:"currentProgramDateTime",get:function(){var t=this.media;if(t){var e=t.currentTime,r=this.currentFrag;if(r&&Object(a.a)(e)&&Object(a.a)(r.programDateTime)){var i=r.programDateTime+1e3*(e-r.start);return new Date(i)}}return null}},{key:"currentLevel",get:function(){var t=this.currentFrag;return t?t.level:-1}},{key:"nextBufferedFrag",get:function(){var t=this.currentFrag;return t?this.followingBufferedFrag(t):null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}])&&le(n.prototype,u),h&&le(n,h),Object.defineProperty(n,"prototype",{writable:!1}),i}(Zt),de=function(){function t(t,e,r){void 0===e&&(e=0),void 0===r&&(r=0),this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=t,this.alpha_=t?Math.exp(Math.log(.5)/t):0,this.estimate_=e,this.totalWeight_=r}var e=t.prototype;return e.sample=function(t,e){var r=Math.pow(this.alpha_,t);this.estimate_=e*(1-r)+r*this.estimate_,this.totalWeight_+=t},e.getTotalWeight=function(){return this.totalWeight_},e.getEstimate=function(){if(this.alpha_){var t=1-Math.pow(this.alpha_,this.totalWeight_);if(t)return this.estimate_/t}return this.estimate_},t}(),ce=function(){function t(t,e,r){this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultEstimate_=r,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new de(t),this.fast_=new de(e)}var e=t.prototype;return e.update=function(t,e){var r=this.slow_,i=this.fast_;this.slow_.halfLife!==t&&(this.slow_=new de(t,r.getEstimate(),r.getTotalWeight())),this.fast_.halfLife!==e&&(this.fast_=new de(e,i.getEstimate(),i.getTotalWeight()))},e.sample=function(t,e){var r=(t=Math.max(t,this.minDelayMs_))/1e3,i=8*e/r;this.fast_.sample(r,i),this.slow_.sample(r,i)},e.canEstimate=function(){var t=this.fast_;return t&&t.getTotalWeight()>=this.minWeight_},e.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},e.destroy=function(){},t}();function fe(t,e){for(var r=0;r=2*h/c||y<=b)){var E,S=Number.POSITIVE_INFINITY;for(E=t.level-1;E>g;E--){if((S=h*f[E].maxBitrate/(6.4*m))=y)){var L=this.bwEstimator.getEstimate();l.b.warn("Fragment "+t.sn+(e?" part "+e.index:"")+" of level "+t.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+E+"\n Current BW estimate: "+(Object(a.a)(L)?(L/1024).toFixed(3):"Unknown")+" Kb/s\n Estimated load time for current fragment: "+y.toFixed(3)+" s\n Estimated load time for the next fragment: "+S.toFixed(3)+" s\n Time to underbuffer: "+b.toFixed(3)+" s"),r.nextLoadLevel=E,this.bwEstimator.sample(d,u.loaded),this.clearTimer(),t.loader&&(this.fragCurrent=this.partCurrent=null,t.loader.abort()),r.trigger(s.a.FRAG_LOAD_EMERGENCY_ABORTED,{frag:t,part:e,stats:u})}}}}}},n.onFragLoaded=function(t,e){var r=e.frag,i=e.part;if(r.type===C.b.MAIN&&Object(a.a)(r.sn)){var n=i?i.stats:r.stats,o=i?i.duration:r.duration;if(this.clearTimer(),this.lastLoadedFragLevel=r.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var l=this.hls.levels[r.level],u=(l.loaded?l.loaded.bytes:0)+n.loaded,h=(l.loaded?l.loaded.duration:0)+o;l.loaded={bytes:u,duration:h},l.realBitrate=Math.round(8*u/h)}if(r.bitrateTest){var d={stats:n,frag:r,part:i,id:r.type};this.onFragBuffered(s.a.FRAG_BUFFERED,d),r.bitrateTest=!1}}},n.onFragBuffered=function(t,e){var r=e.frag,i=e.part,n=i?i.stats:r.stats;if(!n.aborted&&r.type===C.b.MAIN&&"initSegment"!==r.sn){var a=n.parsing.end-n.loading.start;this.bwEstimator.sample(a,n.loaded),n.bwEstimate=this.bwEstimator.getEstimate(),r.bitrateTest?this.bitrateTestDelay=a/1e3:this.bitrateTestDelay=0}},n.onError=function(t,e){switch(e.details){case o.a.FRAG_LOAD_ERROR:case o.a.FRAG_LOAD_TIMEOUT:this.clearTimer()}},n.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},n.getNextABRAutoLevel=function(){var t=this.fragCurrent,e=this.partCurrent,r=this.hls,i=r.maxAutoLevel,n=r.config,a=r.minAutoLevel,s=r.media,o=e?e.duration:t?t.duration:0,u=s?s.currentTime:0,h=s&&0!==s.playbackRate?Math.abs(s.playbackRate):1,d=this.bwEstimator?this.bwEstimator.getEstimate():n.abrEwmaDefaultEstimate,c=(mt.bufferInfo(s,u,n.maxBufferHole).end-u)/h,f=this.findBestLevel(d,a,i,c,n.abrBandWidthFactor,n.abrBandWidthUpFactor);if(f>=0)return f;l.b.trace((c?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var g=o?Math.min(o,n.maxStarvationDelay):n.maxStarvationDelay,v=n.abrBandWidthFactor,p=n.abrBandWidthUpFactor;if(!c){var m=this.bitrateTestDelay;if(m)g=(o?Math.min(o,n.maxLoadingDelay):n.maxLoadingDelay)-m,l.b.trace("bitrate test took "+Math.round(1e3*m)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),v=p=1}return f=this.findBestLevel(d,a,i,c+g,v,p),Math.max(f,0)},n.findBestLevel=function(t,e,r,i,n,a){for(var s,o=this.fragCurrent,u=this.partCurrent,h=this.lastLoadedFragLevel,d=this.hls.levels,c=d[h],f=!(null==c||null===(s=c.details)||void 0===s||!s.live),g=null==c?void 0:c.codecSet,v=u?u.duration:o?o.duration:0,p=r;p>=e;p--){var m=d[p];if(m&&(!g||m.codecSet===g)){var y=m.details,T=(u?null==y?void 0:y.partTarget:null==y?void 0:y.averagetargetduration)||v,b=void 0;b=p<=h?n*t:a*t;var E=d[p].maxBitrate,S=E*T/b;if(l.b.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+p+"/"+Math.round(b)+"/"+E+"/"+T+"/"+i+"/"+S),b>E&&(!S||f&&!this.bitrateTestDelay||S0&&-1===t?(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),this.state=Kt):(this.loadedmetadata=!1,this.state=Yt),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()},n.doTick=function(){switch(this.state){case Kt:this.doTickIdle();break;case Yt:var e,r=this.levels,i=this.trackId,n=null==r||null===(e=r[i])||void 0===e?void 0:e.details;if(n){if(this.waitForCdnTuneIn(n))break;this.state=$t}break;case Wt:var a,s=performance.now(),o=this.retryDate;(!o||s>=o||null!==(a=this.media)&&void 0!==a&&a.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=Kt);break;case $t:var u=this.waitingData;if(u){var h=u.frag,d=u.part,c=u.cache,f=u.complete;if(void 0!==this.initPTS[h.cc]){this.waitingData=null,this.waitingVideoCC=-1,this.state=Vt;var g={frag:h,part:d,payload:c.flush(),networkDetails:null};this._handleFragmentLoadProgress(g),f&&t.prototype._handleFragmentLoadComplete.call(this,g)}else if(this.videoTrackCC!==this.waitingVideoCC)l.b.log("Waiting fragment cc ("+h.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var v=this.getLoadPosition(),p=mt.bufferInfo(this.mediaBuffer,v,this.config.maxBufferHole);Rt(p.end,this.config.maxFragLookUpTolerance,h)<0&&(l.b.log("Waiting fragment cc ("+h.cc+") @ "+h.start+" cancelled because another fragment at "+p.end+" is needed"),this.clearWaitingFragment())}}else this.state=Kt}this.onTickEnd()},n.clearWaitingFragment=function(){var t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=Kt)},n.onTickEnd=function(){var t=this.media;if(t&&t.readyState){var e=(this.mediaBuffer?this.mediaBuffer:t).buffered;!this.loadedmetadata&&e.length&&(this.loadedmetadata=!0),this.lastCurrentTime=t.currentTime}},n.doTickIdle=function(){var t,e,r=this.hls,i=this.levels,n=this.media,a=this.trackId,o=r.config;if(i&&i[a]&&(n||!this.startFragRequested&&o.startFragPrefetch)){var l=i[a].details;if(!l||l.live&&this.levelLastLoaded!==a||this.waitForCdnTuneIn(l))this.state=Yt;else{this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,p.a.AUDIO,C.b.AUDIO));var u=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,C.b.AUDIO);if(null!==u){var h=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,C.b.MAIN),d=u.len,c=this.getMaxBufferLength(null==h?void 0:h.len),f=this.audioSwitch;if(!(d>=c)||f){if(!f&&this._streamEnded(u,l))return r.trigger(s.a.BUFFER_EOS,{type:"audio"}),void(this.state=Xt);var g=l.fragments[0].start,v=u.end;if(f){var m=this.getLoadPosition();v=m,l.PTSKnown&&mg||u.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),n.currentTime=g+.05)}if(!(h&&v>h.end+l.targetduration)&&(h&&h.len||!u.len)){var y=this.getNextFragment(v,l);y?"identity"!==(null===(t=y.decryptdata)||void 0===t?void 0:t.keyFormat)||null!==(e=y.decryptdata)&&void 0!==e&&e.key?this.loadFragment(y,l,v):this.loadKey(y,l):this.bufferFlushed=!0}}}}}},n.getMaxBufferLength=function(e){var r=t.prototype.getMaxBufferLength.call(this);return e?Math.max(r,e):r},n.onMediaDetaching=function(){this.videoBuffer=null,t.prototype.onMediaDetaching.call(this)},n.onAudioTracksUpdated=function(t,e){var r=e.audioTracks;this.resetTransmuxer(),this.levels=r.map((function(t){return new Q(t)}))},n.onAudioTrackSwitching=function(t,e){var r=!!e.url;this.trackId=e.id;var i=this.fragCurrent;null!=i&&i.loader&&i.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),r?this.setInterval(100):this.resetTransmuxer(),r?(this.audioSwitch=!0,this.state=Kt):this.state=jt,this.tick()},n.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},n.onLevelLoaded=function(t,e){this.mainDetails=e.details,null!==this.cachedTrackLoadedData&&(this.hls.trigger(s.a.AUDIO_TRACK_LOADED,this.cachedTrackLoadedData),this.cachedTrackLoadedData=null)},n.onAudioTrackLoaded=function(t,e){var r;if(null!=this.mainDetails){var i=this.levels,n=e.details,a=e.id;if(i){this.log("Track "+a+" loaded ["+n.startSN+","+n.endSN+"],duration:"+n.totalduration);var s=i[a],o=0;if(n.live||null!==(r=s.details)&&void 0!==r&&r.live){var l=this.mainDetails;if(n.fragments[0]||(n.deltaUpdateFailed=!0),n.deltaUpdateFailed||!l)return;!s.details&&n.hasProgramDateTime&&l.hasProgramDateTime?(Lt(n,l),o=n.fragments[0].start):o=this.alignPlaylists(n,s.details)}s.details=n,this.levelLastLoaded=a,this.startFragRequested||!this.mainDetails&&n.live||this.setStartPosition(s.details,o),this.state!==Yt||this.waitForCdnTuneIn(n)||(this.state=Kt),this.tick()}else this.warn("Audio tracks were reset while loading level "+a)}else this.cachedTrackLoadedData=e},n._handleFragmentLoadProgress=function(t){var e,r=t.frag,i=t.part,n=t.payload,a=this.config,s=this.trackId,o=this.levels;if(o){var u=o[s],h=u.details,d=a.defaultAudioCodec||u.audioCodec||"mp4a.40.2",c=this.transmuxer;c||(c=this.transmuxer=new se(this.hls,C.b.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var f=this.initPTS[r.cc],g=null===(e=r.initSegment)||void 0===e?void 0:e.data;if(void 0!==f){var v=i?i.index:-1,p=-1!==v,m=new yt(r.level,r.sn,r.stats.chunkCount,n.byteLength,v,p);c.push(n,g,d,"",r,i,h.totalduration,!1,m,f)}else{l.b.log("Unknown video PTS for cc "+r.cc+", waiting for video PTS before demuxing audio frag "+r.sn+" of ["+h.startSN+" ,"+h.endSN+"],track "+s),(this.waitingData=this.waitingData||{frag:r,part:i,cache:new ve.a,complete:!1}).cache.push(new Uint8Array(n)),this.waitingVideoCC=this.videoTrackCC,this.state=$t}}else this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},n._handleFragmentLoadComplete=function(e){this.waitingData?this.waitingData.complete=!0:t.prototype._handleFragmentLoadComplete.call(this,e)},n.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},n.onBufferCreated=function(t,e){var r=e.tracks.audio;r&&(this.mediaBuffer=r.buffer),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer)},n.onFragBuffered=function(t,e){var r=e.frag,i=e.part;r.type===C.b.AUDIO&&(this.fragContextChanged(r)?this.warn("Fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch):("initSegment"!==r.sn&&(this.fragPrevious=r,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(s.a.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(r,i)))},n.onError=function(e,r){switch(r.details){case o.a.FRAG_LOAD_ERROR:case o.a.FRAG_LOAD_TIMEOUT:case o.a.KEY_LOAD_ERROR:case o.a.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(C.b.AUDIO,r);break;case o.a.AUDIO_TRACK_LOAD_ERROR:case o.a.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==Qt&&this.state!==jt&&(this.state=r.fatal?Qt:Kt,this.warn(r.details+" while loading frag, switching to "+this.state+" state"));break;case o.a.BUFFER_FULL_ERROR:if("audio"===r.parent&&(this.state===qt||this.state===zt)){var i=!0,n=this.getFwdBufferInfo(this.mediaBuffer,C.b.AUDIO);n&&n.len>.5&&(i=!this.reduceMaxBufferLength(n.len)),i&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,t.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}}},n.onBufferFlushed=function(t,e){e.type===p.a.AUDIO&&(this.bufferFlushed=!0)},n._handleTransmuxComplete=function(t){var e,r="audio",i=this.hls,n=t.remuxResult,a=t.chunkMeta,o=this.getCurrentContext(a);if(!o)return this.warn("The loading context changed while buffering fragment "+a.sn+" of level "+a.level+". This chunk will not be buffered."),void this.resetLiveStartWhenNotLoaded(a.level);var l=o.frag,u=o.part,h=o.level.details,d=n.audio,c=n.text,f=n.id3,g=n.initSegment;if(!this.fragContextChanged(l)&&h){if(this.state=qt,this.audioSwitch&&d&&this.completeAudioSwitch(),null!=g&&g.tracks&&(this._bufferInitSegment(g.tracks,l,a),i.trigger(s.a.FRAG_PARSING_INIT_SEGMENT,{frag:l,id:r,tracks:g.tracks})),d){var v=d.startPTS,m=d.endPTS,y=d.startDTS,T=d.endDTS;u&&(u.elementaryStreams[p.a.AUDIO]={startPTS:v,endPTS:m,startDTS:y,endDTS:T}),l.setElementaryStreamInfo(p.a.AUDIO,v,m,y,T),this.bufferFragmentData(d,l,u,a)}if(null!=f&&null!==(e=f.samples)&&void 0!==e&&e.length){var b=pe({id:r,frag:l,details:h},f);i.trigger(s.a.FRAG_PARSING_METADATA,b)}if(c){var E=pe({id:r,frag:l,details:h},c);i.trigger(s.a.FRAG_PARSING_USERDATA,E)}}},n._bufferInitSegment=function(t,e,r){if(this.state===qt){t.video&&delete t.video;var i=t.audio;if(i){i.levelCodec=i.codec,i.id="audio",this.log("Init audio buffer, container:"+i.container+", codecs[parsed]=["+i.codec+"]"),this.hls.trigger(s.a.BUFFER_CODECS,t);var n=i.initSegment;if(null!=n&&n.byteLength){var a={type:"audio",frag:e,part:null,chunkMeta:r,parent:e.type,data:n};this.hls.trigger(s.a.BUFFER_APPENDING,a)}this.tick()}}},n.loadFragment=function(e,r,i){var n=this.fragmentTracker.getState(e);this.fragCurrent=e,(this.audioSwitch||n===ut.NOT_LOADED||n===ut.PARTIAL)&&("initSegment"===e.sn?this._loadInitSegment(e):r.live&&!Object(a.a)(this.initPTS[e.cc])?(this.log("Waiting for video PTS in continuity counter "+e.cc+" of live stream before loading audio fragment "+e.sn+" of level "+this.trackId),this.state=$t):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i)))},n.completeAudioSwitch=function(){var e=this.hls,r=this.media,i=this.trackId;r&&(this.log("Switching audio track : flushing all audio"),t.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,e.trigger(s.a.AUDIO_TRACK_SWITCHED,{id:i})},i}(Zt);function Te(t,e){for(var r=0;r=e.length)this.warn("Invalid id passed to audio-track controller");else{this.clearTimer();var r=e[this.trackId];this.log("Now switching to audio-track index "+t);var i=e[t],n=i.id,a=i.groupId,o=void 0===a?"":a,l=i.name,u=i.type,h=i.url;if(this.trackId=t,this.trackName=l,this.selectDefaultTrack=!1,this.hls.trigger(s.a.AUDIO_TRACK_SWITCHING,{id:n,groupId:o,name:l,type:u,url:h}),!i.details||i.details.live){var d=this.switchParams(i.url,null==r?void 0:r.details);this.loadPlaylist(d)}}},u.selectInitialTrack=function(){this.tracksInGroup;var t=this.trackName,e=this.findTrackId(t)||this.findTrackId();-1!==e?this.setAudioTrack(e):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},u.findTrackId=function(t){for(var e=this.tracksInGroup,r=0;r=n[o].start&&s<=n[o].end){a=n[o];break}var l=r.start+r.duration;a?a.end=l:(a={start:s,end:l},n.push(a)),this.fragmentTracker.fragBuffered(r)}}},l.onBufferFlushing=function(t,e){var r=e.startOffset,i=e.endOffset;if(0===r&&i!==Number.POSITIVE_INFINITY){var n=this.currentTrackId,a=this.levels;if(!a.length||!a[n]||!a[n].details)return;var s=i-a[n].details.targetduration;if(s<=0)return;e.endOffsetSubtitles=Math.max(0,s),this.tracksBuffered.forEach((function(t){for(var e=0;e=s.length||n!==a)&&o){if(this.mediaBuffer=this.mediaBufferTimeRanges,i.live||null!==(r=o.details)&&void 0!==r&&r.live){var l=this.mainDetails;if(i.deltaUpdateFailed||!l)return;var u=l.fragments[0];if(o.details)0===this.alignPlaylists(i,o.details)&&u&&nt(i,u.start);else i.hasProgramDateTime&&l.hasProgramDateTime?Lt(i,l):u&&nt(i,u.start)}if(o.details=i,this.levelLastLoaded=n,this.tick(),i.live&&!this.fragCurrent&&this.media&&this.state===Kt)Dt(null,i.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),o.details=void 0)}}},l._handleFragmentLoadComplete=function(t){var e=t.frag,r=t.payload,i=e.decryptdata,n=this.hls;if(!this.fragContextChanged(e)&&r&&r.byteLength>0&&i&&i.key&&i.iv&&"AES-128"===i.method){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(r),i.key.buffer,i.iv.buffer).then((function(t){var r=performance.now();n.trigger(s.a.FRAG_DECRYPTED,{frag:e,payload:t,stats:{tstart:a,tdecrypt:r}})}))}},l.doTick=function(){if(this.media){if(this.state===Kt){var t,e=this.currentTrackId,r=this.levels;if(!r.length||!r[e]||!r[e].details)return;var i=r[e].details,n=i.targetduration,a=this.config,s=this.media,o=mt.bufferedInfo(this.mediaBufferTimeRanges,s.currentTime-n,a.maxBufferHole),l=o.end;if(o.len>this.getMaxBufferLength()+n)return;var u,h=i.fragments,d=h.length,c=i.edge,f=this.fragPrevious;if(l-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange))},l.pollTrackChange=function(t){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,t)},l.onMediaDetaching=function(){this.media&&(self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId),ke(this.media.textTracks).forEach((function(t){U(t)})),this.subtitleTrack=-1,this.media=null)},l.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},l.onManifestParsed=function(t,e){this.tracks=e.subtitleTracks},l.onSubtitleTrackLoaded=function(t,e){var r=e.id,i=e.details,n=this.trackId,a=this.tracksInGroup[n];if(a){var s=a.details;a.details=e.details,this.log("subtitle track "+r+" loaded ["+i.startSN+"-"+i.endSN+"]"),r===this.trackId&&(this.retryCount=0,this.playlistLoaded(r,e,s))}else this.warn("Invalid subtitle track id "+r)},l.onLevelLoading=function(t,e){this.switchLevel(e.level)},l.onLevelSwitching=function(t,e){this.switchLevel(e.level)},l.switchLevel=function(t){var e=this.hls.levels[t];if(null!=e&&e.textGroupIds){var r=e.textGroupIds[e.urlId];if(this.groupId!==r){var i=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,n=this.tracks.filter((function(t){return!r||t.groupId===r}));this.tracksInGroup=n;var a=this.findTrackId(null==i?void 0:i.name)||this.findTrackId();this.groupId=r;var o={subtitleTracks:n};this.log("Updating subtitle tracks, "+n.length+' track(s) found in "'+r+'" group-id'),this.hls.trigger(s.a.SUBTITLE_TRACKS_UPDATED,o),-1!==a&&this.setSubtitleTrack(a,i)}}},l.findTrackId=function(t){for(var e=this.tracksInGroup,r=0;r=i.length)){this.clearTimer();var n=i[t];if(this.log("Switching to subtitle track "+t),this.trackId=t,n){var a=n.id,o=n.groupId,l=void 0===o?"":o,u=n.name,h=n.type,d=n.url;this.hls.trigger(s.a.SUBTITLE_TRACK_SWITCH,{id:a,groupId:l,name:u,type:h,url:d});var c=this.switchParams(n.url,null==e?void 0:e.details);this.loadPlaylist(c)}else this.hls.trigger(s.a.SUBTITLE_TRACK_SWITCH,{id:t})}}else this.queuedDefaultTrack=t},l.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),this.media&&this.hls.config.renderTextTracksNatively){for(var t=-1,e=ke(this.media.textTracks),r=0;r-1&&this.toggleTrackModes(this.trackId)}},{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(t){this.selectDefaultTrack=!1;var e=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(t,e)}}])&&De(n.prototype,a),o&&De(n,o),Object.defineProperty(n,"prototype",{writable:!1}),i}(at),Oe=function(){function t(t){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=t}var e=t.prototype;return e.append=function(t,e){var r=this.queues[e];r.push(t),1===r.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,r=new Promise((function(t){e=t})),i={execute:e,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(i,t),r},e.executeNext=function(t){var e=this.buffers,r=this.queues,i=e[t],n=r[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),i&&i.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}(),we=te(),Ce=/([ha]vc.)(?:\.[^.,]+)+/,xe=function(){function t(t){var e=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var t=e.hls,r=e.media,i=e.mediaSource;l.b.log("[buffer-controller]: Media source opened"),r&&(e.updateMediaElementDuration(),t.trigger(s.a.MEDIA_ATTACHED,{media:r})),i&&i.removeEventListener("sourceopen",e._onMediaSourceOpen),e.checkPendingTracks()},this._onMediaSourceClose=function(){l.b.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){l.b.log("[buffer-controller]: Media source ended")},this.hls=t,this._initSourceBuffer(),this.registerListeners()}var e=t.prototype;return e.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},e.destroy=function(){this.unregisterListeners(),this.details=null},e.registerListeners=function(){var t=this.hls;t.on(s.a.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(s.a.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(s.a.MANIFEST_PARSED,this.onManifestParsed,this),t.on(s.a.BUFFER_RESET,this.onBufferReset,this),t.on(s.a.BUFFER_APPENDING,this.onBufferAppending,this),t.on(s.a.BUFFER_CODECS,this.onBufferCodecs,this),t.on(s.a.BUFFER_EOS,this.onBufferEos,this),t.on(s.a.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(s.a.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(s.a.FRAG_PARSED,this.onFragParsed,this),t.on(s.a.FRAG_CHANGED,this.onFragChanged,this)},e.unregisterListeners=function(){var t=this.hls;t.off(s.a.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(s.a.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(s.a.MANIFEST_PARSED,this.onManifestParsed,this),t.off(s.a.BUFFER_RESET,this.onBufferReset,this),t.off(s.a.BUFFER_APPENDING,this.onBufferAppending,this),t.off(s.a.BUFFER_CODECS,this.onBufferCodecs,this),t.off(s.a.BUFFER_EOS,this.onBufferEos,this),t.off(s.a.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(s.a.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(s.a.FRAG_PARSED,this.onFragParsed,this),t.off(s.a.FRAG_CHANGED,this.onFragChanged,this)},e._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new Oe(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},e.onManifestParsed=function(t,e){var r=2;(e.audio&&!e.video||!e.altAudio)&&(r=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,this.details=null,l.b.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},e.onMediaAttaching=function(t,e){var r=this.media=e.media;if(r&&we){var i=this.mediaSource=new we;i.addEventListener("sourceopen",this._onMediaSourceOpen),i.addEventListener("sourceended",this._onMediaSourceEnded),i.addEventListener("sourceclose",this._onMediaSourceClose),r.src=self.URL.createObjectURL(i),this._objectUrl=r.src}},e.onMediaDetaching=function(){var t=this.media,e=this.mediaSource,r=this._objectUrl;if(e){if(l.b.log("[buffer-controller]: media source detaching"),"open"===e.readyState)try{e.endOfStream()}catch(t){l.b.warn("[buffer-controller]: onMediaDetaching: "+t.message+" while calling endOfStream")}this.onBufferReset(),e.removeEventListener("sourceopen",this._onMediaSourceOpen),e.removeEventListener("sourceended",this._onMediaSourceEnded),e.removeEventListener("sourceclose",this._onMediaSourceClose),t&&(r&&self.URL.revokeObjectURL(r),t.src===r?(t.removeAttribute("src"),t.load()):l.b.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(s.a.MEDIA_DETACHED,void 0)},e.onBufferReset=function(){var t=this;this.getSourceBufferTypes().forEach((function(e){var r=t.sourceBuffer[e];try{r&&(t.removeBufferListeners(e),t.mediaSource&&t.mediaSource.removeSourceBuffer(r),t.sourceBuffer[e]=void 0)}catch(t){l.b.warn("[buffer-controller]: Failed to reset the "+e+" buffer",t)}})),this._initSourceBuffer()},e.onBufferCodecs=function(t,e){var r=this,i=this.getSourceBufferTypes().length;Object.keys(e).forEach((function(t){if(i){var n=r.tracks[t];if(n&&"function"==typeof n.buffer.changeType){var a=e[t],s=a.id,o=a.codec,u=a.levelCodec,h=a.container,d=a.metadata,c=(n.levelCodec||n.codec).replace(Ce,"$1"),f=(u||o).replace(Ce,"$1");if(c!==f){var g=h+";codecs="+(u||o);r.appendChangeType(t,g),l.b.log("[buffer-controller]: switching codec "+c+" to "+f),r.tracks[t]={buffer:n.buffer,codec:o,container:h,levelCodec:u,metadata:d,id:s}}}}else r.pendingTracks[t]=e[t]})),i||(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},e.appendChangeType=function(t,e){var r=this,i=this.operationQueue,n={execute:function(){var n=r.sourceBuffer[t];n&&(l.b.log("[buffer-controller]: changing "+t+" sourceBuffer type to "+e),n.changeType(e)),i.shiftAndExecuteNext(t)},onStart:function(){},onComplete:function(){},onError:function(e){l.b.warn("[buffer-controller]: Failed to change "+t+" SourceBuffer type",e)}};i.append(n,t)},e.onBufferAppending=function(t,e){var r=this,i=this.hls,n=this.operationQueue,a=this.tracks,u=e.data,h=e.type,d=e.frag,c=e.part,f=e.chunkMeta,g=f.buffering[h],v=self.performance.now();g.start=v;var p=d.stats.buffering,m=c?c.stats.buffering:null;0===p.start&&(p.start=v),m&&0===m.start&&(m.start=v);var y=a.audio,T="audio"===h&&1===f.id&&"audio/mpeg"===(null==y?void 0:y.container),b={execute:function(){if(g.executeStart=self.performance.now(),T){var t=r.sourceBuffer[h];if(t){var e=d.start-t.timestampOffset;Math.abs(e)>=.1&&(l.b.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+d.start+" (delta: "+e+") sn: "+d.sn+")"),t.timestampOffset=d.start)}}r.appendExecutor(u,h)},onStart:function(){},onComplete:function(){var t=self.performance.now();g.executeEnd=g.end=t,0===p.first&&(p.first=t),m&&0===m.first&&(m.first=t);var e=r.sourceBuffer,i={};for(var n in e)i[n]=mt.getBuffered(e[n]);r.appendError=0,r.hls.trigger(s.a.BUFFER_APPENDED,{type:h,frag:d,part:c,chunkMeta:f,parent:d.type,timeRanges:i})},onError:function(t){l.b.error("[buffer-controller]: Error encountered while trying to append to the "+h+" SourceBuffer",t);var e={type:o.b.MEDIA_ERROR,parent:d.type,details:o.a.BUFFER_APPEND_ERROR,err:t,fatal:!1};t.code===DOMException.QUOTA_EXCEEDED_ERR?e.details=o.a.BUFFER_FULL_ERROR:(r.appendError++,e.details=o.a.BUFFER_APPEND_ERROR,r.appendError>i.config.appendErrorMaxRetry&&(l.b.error("[buffer-controller]: Failed "+i.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),e.fatal=!0)),i.trigger(s.a.ERROR,e)}};n.append(b,h)},e.onBufferFlushing=function(t,e){var r=this,i=this.operationQueue,n=function(t){return{execute:r.removeExecutor.bind(r,t,e.startOffset,e.endOffset),onStart:function(){},onComplete:function(){r.hls.trigger(s.a.BUFFER_FLUSHED,{type:t})},onError:function(e){l.b.warn("[buffer-controller]: Failed to remove from "+t+" SourceBuffer",e)}}};e.type?i.append(n(e.type),e.type):this.getSourceBufferTypes().forEach((function(t){i.append(n(t),t)}))},e.onFragParsed=function(t,e){var r=this,i=e.frag,n=e.part,a=[],o=n?n.elementaryStreams:i.elementaryStreams;o[p.a.AUDIOVIDEO]?a.push("audiovideo"):(o[p.a.AUDIO]&&a.push("audio"),o[p.a.VIDEO]&&a.push("video"));0===a.length&&l.b.warn("Fragments must have at least one ElementaryStreamType set. type: "+i.type+" level: "+i.level+" sn: "+i.sn),this.blockBuffers((function(){var t=self.performance.now();i.stats.buffering.end=t,n&&(n.stats.buffering.end=t);var e=n?n.stats:i.stats;r.hls.trigger(s.a.FRAG_BUFFERED,{frag:i,part:n,stats:e,id:i.type})}),a)},e.onFragChanged=function(t,e){this.flushBackBuffer()},e.onBufferEos=function(t,e){var r=this;this.getSourceBufferTypes().reduce((function(t,i){var n=r.sourceBuffer[i];return e.type&&e.type!==i||n&&!n.ended&&(n.ended=!0,l.b.log("[buffer-controller]: "+i+" sourceBuffer now EOS")),t&&!(n&&!n.ended)}),!0)&&this.blockBuffers((function(){var t=r.mediaSource;t&&"open"===t.readyState&&t.endOfStream()}))},e.onLevelUpdated=function(t,e){var r=e.details;r.fragments.length&&(this.details=r,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},e.flushBackBuffer=function(){var t=this.hls,e=this.details,r=this.media,i=this.sourceBuffer;if(r&&null!==e){var n=this.getSourceBufferTypes();if(n.length){var o=e.live&&null!==t.config.liveBackBufferLength?t.config.liveBackBufferLength:t.config.backBufferLength;if(Object(a.a)(o)&&!(o<0)){var l=r.currentTime,u=e.levelTargetDuration,h=Math.max(o,u),d=Math.floor(l/u)*u-h;n.forEach((function(r){var n=i[r];if(n){var a=mt.getBuffered(n);a.length>0&&d>a.start(0)&&(t.trigger(s.a.BACK_BUFFER_REACHED,{bufferEnd:d}),e.live&&t.trigger(s.a.LIVE_BACK_BUFFER_REACHED,{bufferEnd:d}),t.trigger(s.a.BUFFER_FLUSHING,{startOffset:0,endOffset:d,type:r}))}}))}}}},e.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var t=this.details,e=this.hls,r=this.media,i=this.mediaSource,n=t.fragments[0].start+t.totalduration,s=r.duration,o=Object(a.a)(i.duration)?i.duration:0;t.live&&e.config.liveDurationInfinity?(l.b.log("[buffer-controller]: Media Source duration is set to Infinity"),i.duration=1/0,this.updateSeekableRange(t)):(n>o&&n>s||!Object(a.a)(s))&&(l.b.log("[buffer-controller]: Updating Media Source duration to "+n.toFixed(3)),i.duration=n)}},e.updateSeekableRange=function(t){var e=this.mediaSource,r=t.fragments;if(r.length&&t.live&&null!=e&&e.setLiveSeekableRange){var i=Math.max(0,r[0].start),n=Math.max(i,i+t.totalduration);e.setLiveSeekableRange(i,n)}},e.checkPendingTracks=function(){var t=this.bufferCodecEventsExpected,e=this.operationQueue,r=this.pendingTracks,i=Object.keys(r).length;if(i&&!t||2===i){this.createSourceBuffers(r),this.pendingTracks={};var n=this.getSourceBufferTypes();if(0===n.length)return void this.hls.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});n.forEach((function(t){e.executeNext(t)}))}},e.createSourceBuffers=function(t){var e=this.sourceBuffer,r=this.mediaSource;if(!r)throw Error("createSourceBuffers called when mediaSource was null");var i=0;for(var n in t)if(!e[n]){var a=t[n];if(!a)throw Error("source buffer exists for track "+n+", however track does not");var u=a.levelCodec||a.codec,h=a.container+";codecs="+u;l.b.log("[buffer-controller]: creating sourceBuffer("+h+")");try{var d=e[n]=r.addSourceBuffer(h),c=n;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[n]={buffer:d,codec:u,container:a.container,levelCodec:a.levelCodec,metadata:a.metadata,id:a.id},i++}catch(t){l.b.error("[buffer-controller]: error while trying to add sourceBuffer: "+t.message),this.hls.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:t,mimeType:h})}}i&&this.hls.trigger(s.a.BUFFER_CREATED,{tracks:this.tracks})},e._onSBUpdateStart=function(t){this.operationQueue.current(t).onStart()},e._onSBUpdateEnd=function(t){var e=this.operationQueue;e.current(t).onComplete(),e.shiftAndExecuteNext(t)},e._onSBUpdateError=function(t,e){l.b.error("[buffer-controller]: "+t+" SourceBuffer error",e),this.hls.trigger(s.a.ERROR,{type:o.b.MEDIA_ERROR,details:o.a.BUFFER_APPENDING_ERROR,fatal:!1});var r=this.operationQueue.current(t);r&&r.onError(e)},e.removeExecutor=function(t,e,r){var i=this.media,n=this.mediaSource,s=this.operationQueue,o=this.sourceBuffer[t];if(!i||!n||!o)return l.b.warn("[buffer-controller]: Attempting to remove from the "+t+" SourceBuffer, but it does not exist"),void s.shiftAndExecuteNext(t);var u=Object(a.a)(i.duration)?i.duration:1/0,h=Object(a.a)(n.duration)?n.duration:1/0,d=Math.max(0,e),c=Math.min(r,u,h);c>d?(l.b.log("[buffer-controller]: Removing ["+d+","+c+"] from the "+t+" SourceBuffer"),o.remove(d,c)):s.shiftAndExecuteNext(t)},e.appendExecutor=function(t,e){var r=this.operationQueue,i=this.sourceBuffer[e];if(!i)return l.b.warn("[buffer-controller]: Attempting to append to the "+e+" SourceBuffer, but it does not exist"),void r.shiftAndExecuteNext(e);i.ended=!1,i.appendBuffer(t)},e.blockBuffers=function(t,e){var r=this;if(void 0===e&&(e=this.getSourceBufferTypes()),!e.length)return l.b.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve().then(t);var i=this.operationQueue,n=e.map((function(t){return i.appendBlocker(t)}));Promise.all(n).then((function(){t(),e.forEach((function(t){var e=r.sourceBuffer[t];e&&e.updating||i.shiftAndExecuteNext(t)}))}))},e.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},e.addBufferListener=function(t,e,r){var i=this.sourceBuffer[t];if(i){var n=r.bind(this,t);this.listeners[t].push({event:e,listener:n}),i.addEventListener(e,n)}},e.removeBufferListeners=function(t){var 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this.outputFilter},e.setHandler=function(t){this.outputFilter=t},e.setPAC=function(t){this.writeScreen.setPAC(t)},e.setBkgData=function(t){this.writeScreen.setBkgData(t)},e.setMode=function(t){t!==this.mode&&(this.mode=t,this.logger.log(_e.INFO,"MODE="+t),"MODE_POP-ON"===this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=t)},e.insertChars=function(t){for(var e=0;e=46,e.italics)e.foreground="white";else{var r=Math.floor(t/2)-16;e.foreground=["white","green","blue","cyan","red","yellow","magenta"][r]}this.logger.log(_e.INFO,"MIDROW: "+JSON.stringify(e)),this.writeScreen.setPen(e)},e.outputDataUpdate=function(t){void 0===t&&(t=!1);var e=this.logger.time;null!==e&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,e,this.lastOutputScreen),t&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:e):this.cueStartTime=e,this.lastOutputScreen.copy(this.displayedMemory))},e.cueSplitAtTime=function(t){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,t,this.displayedMemory),this.cueStartTime=t))},t}();function ze(t,e,r){r.a=t,r.b=e}function Xe(t,e,r){return r.a===t&&r.b===e}var Qe=function(){function t(t,e,r){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var i=new je;this.channels=[null,new qe(t,e,i),new qe(t+1,r,i)],this.cmdHistory={a:null,b:null},this.logger=i}var e=t.prototype;return e.getHandler=function(t){return this.channels[t].getHandler()},e.setHandler=function(t,e){this.channels[t].setHandler(e)},e.addData=function(t,e){var r,i,n,a=!1;this.logger.time=t;for(var s=0;s ("+Ke([i,n])+")"),(r=this.parseCmd(i,n))||(r=this.parseMidrow(i,n)),r||(r=this.parsePAC(i,n)),r||(r=this.parseBackgroundAttributes(i,n)),!r&&(a=this.parseChars(i,n))){var o=this.currentChannel;if(o&&o>0)this.channels[o].insertChars(a);else this.logger.log(_e.WARNING,"No channel found yet. 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i=this.channels[r];return!!i&&(i.ccMIDROW(e),this.logger.log(_e.DEBUG,"MIDROW ("+Ke([t,e])+")"),!0)}return!1},e.parsePAC=function(t,e){var r,i=this.cmdHistory;if(!((t>=17&&t<=23||t>=25&&t<=31)&&e>=64&&e<=127)&&!((16===t||24===t)&&e>=64&&e<=95))return!1;if(Xe(t,e,i))return ze(null,null,i),!0;var n=t<=23?1:2;r=e>=64&&e<=95?1===n?Fe[t]:Ue[t]:1===n?Ne[t]:Be[t];var a=this.channels[n];return!!a&&(a.setPAC(this.interpretPAC(r,e)),ze(t,e,i),this.currentChannel=n,!0)},e.interpretPAC=function(t,e){var r,i={color:null,italics:!1,indent:null,underline:!1,row:t};return r=e>95?e-96:e-64,i.underline=1==(1&r),r<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(r/2)]:r<=15?(i.italics=!0,i.color="white"):i.indent=4*Math.floor((r-16)/2),i},e.parseChars=function(t,e){var r,i,n=null,a=null;(t>=25?(r=2,a=t-8):(r=1,a=t),a>=17&&a<=19)?(i=17===a?e+80:18===a?e+112:e+144,this.logger.log(_e.INFO,"Special char '"+Me(i)+"' in channel 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r=e.toLowerCase();return!!~t.indexOf(r)&&r}function i(t){return r(e,t)}function n(t){for(var e=arguments.length,r=new Array(e>1?e-1:0),i=1;i100)throw new Error("Position must be between 0 and 100.");T=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"positionAlign",n({},l,{get:function(){return b},set:function(t){var e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");b=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"size",n({},l,{get:function(){return E},set:function(t){if(t<0||t>100)throw new Error("Size must be between 0 and 100.");E=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"align",n({},l,{get:function(){return S},set:function(t){var e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");S=e,this.hasBeenReset=!0}})),o.displayState=void 0}return a.prototype.getCueAsHTML=function(){return self.WebVTT.convertCueToDOMTree(self,this.text)},a}(),Ze=function(){function t(){}return 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e=tr(t);if(null===e)throw new Error("Malformed timestamp: "+i);return t=t.replace(/^[^\sa-zA-Z-]+/,""),e}function a(){t=t.replace(/^\s+/,"")}if(a(),e.startTime=n(),a(),"--\x3e"!==t.slice(0,3))throw new Error("Malformed time stamp (time stamps must be separated by '--\x3e'): "+i);t=t.slice(3),a(),e.endTime=n(),a(),function(t,e){var i=new er;rr(t,(function(t,e){var n;switch(t){case"region":for(var a=r.length-1;a>=0;a--)if(r[a].id===e){i.set(t,r[a].region);break}break;case"vertical":i.alt(t,e,["rl","lr"]);break;case"line":n=e.split(","),i.integer(t,n[0]),i.percent(t,n[0])&&i.set("snapToLines",!1),i.alt(t,n[0],["auto"]),2===n.length&&i.alt("lineAlign",n[1],["start",nr,"end"]);break;case"position":n=e.split(","),i.percent(t,n[0]),2===n.length&&i.alt("positionAlign",n[1],["start",nr,"end","line-left","line-right","auto"]);break;case"size":i.percent(t,e);break;case"align":i.alt(t,e,["start",nr,"end","left","right"])}}),/:/,/\s/),e.region=i.get("region",null),e.vertical=i.get("vertical","");var n=i.get("line","auto");"auto"===n&&-1===ir.line&&(n=-1),e.line=n,e.lineAlign=i.get("lineAlign","start"),e.snapToLines=i.get("snapToLines",!0),e.size=i.get("size",100),e.align=i.get("align",nr);var a=i.get("position","auto");"auto"===a&&50===ir.position&&(a="start"===e.align||"left"===e.align?0:"end"===e.align||"right"===e.align?100:50),e.position=a}(t,e)}function sr(t){return t.replace(//gi,"\n")}var or=function(){function t(){this.state="INITIAL",this.buffer="",this.decoder=new Ze,this.regionList=[],this.cue=null,this.oncue=void 0,this.onparsingerror=void 0,this.onflush=void 0}var e=t.prototype;return e.parse=function(t){var e=this;function r(){var t=e.buffer,r=0;for(t=sr(t);r>>0).toString()};function fr(t,e,r){return cr(t.toString())+cr(e.toString())+cr(r)}function gr(t,e,r,i,n,s,o,l){var u,h=new or,d=Object(G.f)(new Uint8Array(t)).trim().replace(hr,"\n").split("\n"),c=[],f=Object(lr.a)(e,r),g="00:00.000",v=0,p=0,m=!0;h.oncue=function(t){var e=i[n],r=i.ccOffset,a=(v-f)/9e4;null!=e&&e.new&&(void 0!==p?r=i.ccOffset=e.start:function(t,e,r){var i=t[e],n=t[i.prevCC];if(!n||!n.new&&i.new)return t.ccOffset=t.presentationOffset=i.start,void(i.new=!1);for(;null!==(a=n)&&void 0!==a&&a.new;){var a;t.ccOffset+=i.start-n.start,i.new=!1,n=t[(i=n).prevCC]}t.presentationOffset=r}(i,n,a)),a&&(r=a-i.presentationOffset);var o=t.endTime-t.startTime,l=Object(ur.d)(9e4*(t.startTime+r-p),9e4*s)/9e4;t.startTime=Math.max(l,0),t.endTime=Math.max(l+o,0);var u=t.text.trim();t.text=decodeURIComponent(encodeURIComponent(u)),t.id||(t.id=fr(t.startTime,t.endTime,u)),t.endTime>0&&c.push(t)},h.onparsingerror=function(t){u=t},h.onflush=function(){u?l(u):o(c)},d.forEach((function(t){if(m){if(dr(t,"X-TIMESTAMP-MAP=")){m=!1,t.slice(16).split(",").forEach((function(t){dr(t,"LOCAL:")?g=t.slice(6):dr(t,"MPEGTS:")&&(v=parseInt(t.slice(7)))}));try{p=function(t){var e=parseInt(t.slice(-3)),r=parseInt(t.slice(-6,-4)),i=parseInt(t.slice(-9,-7)),n=t.length>9?parseInt(t.substring(0,t.indexOf(":"))):0;if(!(Object(a.a)(e)&&Object(a.a)(r)&&Object(a.a)(i)&&Object(a.a)(n)))throw Error("Malformed X-TIMESTAMP-MAP: Local:"+t);return e+=1e3*r,e+=6e4*i,e+=36e5*n}(g)/1e3}catch(t){u=t}return}""===t&&(m=!1)}h.parse(t+"\n")})),h.flush()}function vr(){return(vr=Object.assign?Object.assign.bind():function(t){for(var e=1;e=0&&(c[0]=Math.min(c[0],e),c[1]=Math.max(c[1],r),h=!0,f/(r-e)>.5))return}if(h||n.push([e,r]),this.config.renderTextTracksNatively){var g=this.captionsTracks[t];this.Cues.newCue(g,e,r,i)}else{var v=this.Cues.newCue(null,e,r,i);this.hls.trigger(s.a.CUES_PARSED,{type:"captions",cues:v,track:t})}},e.onInitPtsFound=function(t,e){var r=this,i=e.frag,n=e.id,a=e.initPTS,o=e.timescale,l=this.unparsedVttFrags;"main"===n&&(this.initPTS[i.cc]=a,this.timescale[i.cc]=o),l.length&&(this.unparsedVttFrags=[],l.forEach((function(t){r.onFragLoaded(s.a.FRAG_LOADED,t)})))},e.getExistingTrack=function(t){var e=this.media;if(e)for(var r=0;r0&&this.mediaWidth>0){var t=this.hls.levels;if(t.length){var e=this.hls;e.autoLevelCapping=this.getMaxLevel(t.length-1),e.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=e.autoLevelCapping}}},n.getMaxLevel=function(e){var r=this,i=this.hls.levels;if(!i.length)return-1;var n=i.filter((function(i,n){return t.isLevelAllowed(n,r.restrictedLevels)&&n<=e}));return this.clientRect=null,t.getMaxLevelByMediaSize(n,this.mediaWidth,this.mediaHeight)},n.startCapping=function(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},n.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},n.getDimensions=function(){if(this.clientRect)return this.clientRect;var t=this.media,e={width:0,height:0};if(t){var r=t.getBoundingClientRect();e.width=r.width,e.height=r.height,e.width||e.height||(e.width=r.right-r.left||t.width||0,e.height=r.bottom-r.top||t.height||0)}return this.clientRect=e,e},t.isLevelAllowed=function(t,e){return void 0===e&&(e=[]),-1===e.indexOf(t)},t.getMaxLevelByMediaSize=function(t,e,r){if(!t||!t.length)return-1;for(var i,n,a=t.length-1,s=0;s=e||o.height>=r)&&(i=o,!(n=t[s+1])||i.width!==n.width||i.height!==n.height)){a=s;break}}return a},e=t,(r=[{key:"mediaWidth",get:function(){return this.getDimensions().width*this.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*this.contentScaleFactor}},{key:"contentScaleFactor",get:function(){var t=1;if(!this.hls.config.ignoreDevicePixelRatio)try{t=self.devicePixelRatio}catch(t){}return t}}])&&kr(e.prototype,r),i&&kr(e,i),Object.defineProperty(e,"prototype",{writable:!1}),t}(),Or=function(){function t(t){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=t,this.registerListeners()}var e=t.prototype;return e.setStreamController=function(t){this.streamController=t},e.registerListeners=function(){this.hls.on(s.a.MEDIA_ATTACHING,this.onMediaAttaching,this)},e.unregisterListeners=function(){this.hls.off(s.a.MEDIA_ATTACHING,this.onMediaAttaching)},e.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},e.onMediaAttaching=function(t,e){var r=this.hls.config;if(r.capLevelOnFPSDrop){var i=e.media instanceof self.HTMLVideoElement?e.media:null;this.media=i,i&&"function"==typeof i.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),r.fpsDroppedMonitoringPeriod)}},e.checkFPS=function(t,e,r){var i=performance.now();if(e){if(this.lastTime){var n=i-this.lastTime,a=r-this.lastDroppedFrames,o=e-this.lastDecodedFrames,u=1e3*a/n,h=this.hls;if(h.trigger(s.a.FPS_DROP,{currentDropped:a,currentDecoded:o,totalDroppedFrames:r}),u>0&&a>h.config.fpsDroppedMonitoringThreshold*o){var d=h.currentLevel;l.b.warn("drop FPS ratio greater than max allowed value for currentLevel: "+d),d>0&&(-1===h.autoLevelCapping||h.autoLevelCapping>=d)&&(d-=1,h.trigger(s.a.FPS_DROP_LEVEL_CAPPING,{level:d,droppedLevel:h.currentLevel}),h.autoLevelCapping=d,this.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=e}},e.checkFPSInterval=function(){var t=this.media;if(t)if(this.isVideoPlaybackQualityAvailable){var e=t.getVideoPlaybackQuality();this.checkFPS(t,e.totalVideoFrames,e.droppedVideoFrames)}else this.checkFPS(t,t.webkitDecodedFrameCount,t.webkitDroppedFrameCount)},t}();!function(t){t.WIDEVINE="com.widevine.alpha",t.PLAYREADY="com.microsoft.playready"}(_r||(_r={}));var wr="undefined"!=typeof self&&self.navigator&&self.navigator.requestMediaKeySystemAccess?self.navigator.requestMediaKeySystemAccess.bind(self.navigator):null;function Cr(t,e){for(var r=0;r3)return void this.hls.trigger(s.a.ERROR,{type:o.b.KEY_SYSTEM_ERROR,details:o.a.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});var u=3-this._requestLicenseFailureCount+1;l.b.warn("Retrying license request, "+u+" attempts left"),this._requestLicense(r,i)}}},n._generateLicenseRequestChallenge=function(t,e){switch(t.mediaKeySystemDomain){case _r.WIDEVINE:return e}throw new Error("unsupported key-system: "+t.mediaKeySystemDomain)},n._requestLicense=function(t,e){l.b.log("Requesting content license for key-system");var r=this._mediaKeysList[0];if(!r)return l.b.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),void this.hls.trigger(s.a.ERROR,{type:o.b.KEY_SYSTEM_ERROR,details:o.a.KEY_SYSTEM_NO_ACCESS,fatal:!0});try{var i=this.getLicenseServerUrl(r.mediaKeySystemDomain),n=this._createLicenseXhr(i,t,e);l.b.log("Sending license request to URL: "+i);var a=this._generateLicenseRequestChallenge(r,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 r=e.media;this._media=r,r.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 r=e.levels.map((function(t){return t.audioCodec})).filter((function(t){return!!t})),i=e.levels.map((function(t){return t.videoCodec})).filter((function(t){return!!t}));this._attemptKeySystemAccess(_r.WIDEVINE,r,i)}},e=t,(r=[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}])&&Cr(e.prototype,r),i&&Cr(e,i),Object.defineProperty(e,"prototype",{writable:!1}),t}();function Nr(t,e){for(var r=0;r=t.length?{done:!0}:{done:!1,value:t[i++]}}}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 Gr(t,e){(null==e||e>t.length)&&(e=t.length);for(var r=0,i=new Array(e);r-1?n+1:i.levels.length;e=i.levels.slice(0,a)}for(var s,o=Br(e);!(s=o()).done;){var l=s.value;l.bitrate>r&&(r=l.bitrate)}return r>0?r:NaN},e.getBufferLength=function(t){var e=this.hls.media,r=t===xr.AUDIO?this.audioBuffer:this.videoBuffer;return r&&e?1e3*mt.bufferInfo(r,e.currentTime,this.config.maxBufferHole).len:NaN},e.createPlaylistLoader=function(){var t=this.config.pLoader,e=this.applyPlaylistData,r=t||this.config.loader;return function(){function t(t){this.loader=void 0,this.loader=new r(t)}var i=t.prototype;return i.destroy=function(){this.loader.destroy()},i.abort=function(){this.loader.abort()},i.load=function(t,r,i){e(t),this.loader.load(t,r,i)},Ur(t,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),t}()},e.createFragmentLoader=function(){var t=this.config.fLoader,e=this.applyFragmentData,r=t||this.config.loader;return function(){function t(t){this.loader=void 0,this.loader=new r(t)}var i=t.prototype;return i.destroy=function(){this.loader.destroy()},i.abort=function(){this.loader.abort()},i.load=function(t,r,i){e(t),this.loader.load(t,r,i)},Ur(t,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),t}()},t.uuid=function(){var t=URL.createObjectURL(new Blob),e=t.toString();return URL.revokeObjectURL(t),e.slice(e.lastIndexOf("/")+1)},t.serialize=function(t){for(var e,r=[],i=function(t){return!Number.isNaN(t)&&null!=t&&""!==t&&!1!==t},n=function(t){return Math.round(t)},a=function(t){return 100*n(t/100)},s={br:n,d:n,bl:a,dl:a,mtp:a,nor:function(t){return encodeURIComponent(t)},rtp:a,tb:n},o=Br(Object.keys(t||{}).sort());!(e=o()).done;){var l=e.value,u=t[l];if(i(u)&&!("v"===l&&1===u||"pr"==l&&1===u)){var h=s[l];h&&(u=h(u));var d=typeof u,c=void 0;c="ot"===l||"sf"===l||"st"===l?l+"="+u:"boolean"===d?l:"number"===d?l+"="+u:l+"="+JSON.stringify(u),r.push(c)}}return r.join(",")},t.toHeaders=function(e){for(var r={},i=["Object","Request","Session","Status"],n=[{},{},{},{}],a={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},s=0,o=Object.keys(e);s=2)if(self.clearTimeout(this.requestTimeout),0===r.loading.first&&(r.loading.first=Math.max(self.performance.now(),r.loading.start)),4===i){e.onreadystatechange=null,e.onprogress=null;var a=e.status;if(a>=200&&a<300){var s,o;if(r.loading.end=Math.max(self.performance.now(),r.loading.first),o="arraybuffer"===t.responseType?(s=e.response).byteLength:(s=e.responseText).length,r.loaded=r.total=o,!this.callbacks)return;var u=this.callbacks.onProgress;if(u&&u(r,t,s,e),!this.callbacks)return;var h={url:e.responseURL,data:s};this.callbacks.onSuccess(h,r,t,e)}else r.retry>=n.maxRetry||a>=400&&a<499?(l.b.error(a+" while loading "+t.url),this.callbacks.onError({code:a,text:e.statusText},t,e)):(l.b.warn(a+" while loading "+t.url+", retrying in 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r;if("function"!=typeof t)throw new TypeError("Super expression must either be null or a function");if(void 0!==e){if(e.has(t))return e.get(t);e.set(t,i)}function i(){return qr(t,arguments,Qr(this).constructor)}return i.prototype=Object.create(t.prototype,{constructor:{value:i,enumerable:!1,writable:!0,configurable:!0}}),Xr(i,t)})(t)}function qr(t,e,r){return(qr=zr()?Reflect.construct.bind():function(t,e,r){var i=[null];i.push.apply(i,e);var n=new(Function.bind.apply(t,i));return r&&Xr(n,r.prototype),n}).apply(null,arguments)}function zr(){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 Xr(t,e){return(Xr=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}function Qr(t){return(Qr=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}function $r(){return($r=Object.assign?Object.assign.bind():function(t){for(var e=1;e=i&&n(e,r,a.flush(),t)):n(e,r,l,t),o()})).catch((function(){return Promise.reject()}))}()},t}();function Zr(t,e){return new self.Request(t.url,e)}var ti=function(t){var e,r;function i(e,r,i){var n;return(n=t.call(this,e)||this).code=void 0,n.details=void 0,n.code=r,n.details=i,n}return r=t,(e=i).prototype=Object.create(r.prototype),e.prototype.constructor=e,Xr(e,r),i}(Yr(Error)),ei=Jr,ri=/\s/;function ii(){return(ii=Object.assign?Object.assign.bind():function(t){for(var e=1;e=16?o--:o++;var f=sr(l.trim()),g=fr(e,r,f);t&&t.cues&&t.cues.getCueById(g)||((a=new h(e,r,f)).id=g,a.line=d+1,a.align="left",a.position=10+Math.min(80,10*Math.floor(8*o/32)),u.push(a))}return 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:Ae,subtitleTrackController:Ie,timelineController:Dr,audioStreamController:ye,audioTrackController:Ee,emeController:Fr,cmcdController:Kr});function li(t){var e=t.loader;e!==ei&&e!==Wr?(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=ei,t.progressive=!0,t.enableSoftwareAES=!0,l.b.log("[config]: Progressive streaming enabled, using FetchLoader"))}function ui(t,e){for(var r=0;r=e)return i;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:"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}}])&&ui(e.prototype,r),i&&ui(e,i),Object.defineProperty(e,"prototype",{writable:!1}),t}();hi.defaultConfig=void 0}]).default}));
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\ No newline at end of file