From d88821c0d96870be7f9b278a1b5b458269449808 Mon Sep 17 00:00:00 2001 From: nobody Date: Sat, 18 Mar 2023 07:42:47 +0100 Subject: [PATCH] hls.js v1.3.4 -> v1.3.5 (#1360) --- THIRD_PARTY.txt | 2 +- modules/internal/targets.js | 2 +- pages/updates/updates.html | 2 +- resources/hls.js/{1.3.4 => 1.3.5}/hls.min.jsm | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) rename resources/hls.js/{1.3.4 => 1.3.5}/hls.min.jsm (58%) diff --git a/THIRD_PARTY.txt b/THIRD_PARTY.txt index 102a2f00..e07a3703 100644 --- a/THIRD_PARTY.txt +++ b/THIRD_PARTY.txt @@ -1159,7 +1159,7 @@ 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/1.3.4/hls.min.js +https://cdnjs.cloudflare.com/ajax/libs/hls.js/1.3.5/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/4.52.0/instantsearch.production.min.js diff --git a/modules/internal/targets.js b/modules/internal/targets.js index dc92b4a7..de5ae22d 100644 --- a/modules/internal/targets.js +++ b/modules/internal/targets.js @@ -231,7 +231,7 @@ 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 '1.3.4'; + if (type.startsWith('/hls.js/1.')) return '1.3.5'; if (type.startsWith('/hogan.js/')) return '3.0.2'; if (type.startsWith('/instantsearch.css/7.')) return '7.4.5'; if (type.startsWith('/instantsearch.css/8.')) return '8.0.0'; diff --git a/pages/updates/updates.html b/pages/updates/updates.html index abe18313..fae53531 100644 --- a/pages/updates/updates.html +++ b/pages/updates/updates.html @@ -41,7 +41,7 @@
  • react-router v6.8.1 -> v6.9.0 (#1357)
  • Swiper v9.0.5 -> v9.1.1 (#1358)
  • mdb-ui-kit v6.1.0 -> v6.2.0 (#1359)
    • -
  • hls.js v1.3.3 -> v1.3.4 (#1360)
    • +
  • hls.js v1.3.3 -> v1.3.5 (#1360)
  • bootstrap-table v1.21.2 -> v1.21.3 (#1361)
  • libphonenumber-js v1.10.20 -> v1.10.24 (#1362)
  • algoliasearch v4.14.3 -> v4.15.0 (#1363)
    • diff --git a/resources/hls.js/1.3.4/hls.min.jsm b/resources/hls.js/1.3.5/hls.min.jsm similarity index 58% rename from resources/hls.js/1.3.4/hls.min.jsm rename to resources/hls.js/1.3.5/hls.min.jsm index 1dd9a593..1ba6f90e 100644 --- a/resources/hls.js/1.3.4/hls.min.jsm +++ b/resources/hls.js/1.3.5/hls.min.jsm @@ -1,2 +1,2 @@ -"undefined"!=typeof window&&function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.Hls=e():t.Hls=e()}(this,(()=>(()=>{var t={21:(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>u});var i=function(){function t(t,e){this.subtle=void 0,this.aesIV=void 0,this.subtle=t,this.aesIV=e}return t.prototype.decrypt=function(t,e){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},e,t)},t}(),n=function(){function t(t,e){this.subtle=void 0,this.key=void 0,this.subtle=t,this.key=e}return t.prototype.expandKey=function(){return 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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||(this.decryptAacSample(t,e,r),this.decrypter.isSync())))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||(this.decryptAvcSample(t,e,r,i,a),this.decrypter.isSync())))return}}},t}();function G(){return G=Object.assign?Object.assign.bind():function(t){for(var e=1;e1;){var l=new 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0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=t,this.config=e,this.typeSupported=r}t.probe=function(e){var r=t.syncOffset(e);return r>0&&v.logger.warn("MPEG2-TS detected but first sync word found @ offset "+r),-1!==r},t.syncOffset=function(t){for(var e=t.length,r=Math.min(940,t.length-K)+1,i=0;ir)return i;i++}return-1},t.createTrack=function(t,e){return{container:"video"===t||"audio"===t?"video/mp2t":void 0,type:t,id:d.RemuxerTrackIdConfig[t],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===t?e:void 0}};var e=t.prototype;return e.resetInitSegment=function(e,r,i,n){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=t.createTrack("video"),this._audioTrack=t.createTrack("audio",n),this._id3Track=t.createTrack("id3"),this._txtTrack=t.createTrack("text"),this._audioTrack.segmentCodec="aac",this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.audioCodec=r,this.videoCodec=i,this._duration=n},e.resetTimeStamp=function(){},e.resetContiguity=function(){var t=this._audioTrack,e=this._avcTrack,r=this._id3Track;t&&(t.pesData=null),e&&(e.pesData=null),r&&(r.pesData=null),this.aacOverFlow=null,this.avcSample=null,this.remainderData=null},e.demux=function(e,r,a,s){var o;void 0===a&&(a=!1),void 0===s&&(s=!1),a||(this.sampleAes=null);var l=this._avcTrack,u=this._audioTrack,h=this._id3Track,c=this._txtTrack,f=l.pid,g=l.pesData,p=u.pid,m=h.pid,y=u.pesData,E=h.pesData,T=null,S=this.pmtParsed,b=this._pmtId,L=e.length;if(this.remainderData&&(L=(e=(0,d.appendUint8Array)(this.remainderData,e)).length,this.remainderData=null),L>4>1){if((w=k+5+e[k+4])===k+K)continue}else w=k+4;switch(I){case f:R&&(g&&(o=W(g))&&this.parseAVCPES(l,c,o,!1),g={data:[],size:0}),g&&(g.data.push(e.subarray(w,k+K)),g.size+=k+K-w);break;case p:if(R){if(y&&(o=W(y)))switch(u.segmentCodec){case"aac":this.parseAACPES(u,o);break;case"mp3":this.parseMPEGPES(u,o)}y={data:[],size:0}}y&&(y.data.push(e.subarray(w,k+K)),y.size+=k+K-w);break;case m:R&&(E&&(o=W(E))&&this.parseID3PES(h,o),E={data:[],size:0}),E&&(E.data.push(e.subarray(w,k+K)),E.size+=k+K-w);break;case 0:R&&(w+=e[w]+1),b=this._pmtId=V(e,w);break;case b:R&&(w+=e[w]+1);var C=Y(e,w,this.typeSupported,a);(f=C.avc)>0&&(l.pid=f),(p=C.audio)>0&&(u.pid=p,u.segmentCodec=C.segmentCodec),(m=C.id3)>0&&(h.pid=m),null===T||S||(v.logger.warn("MPEG-TS PMT found at "+k+" after unknown PID '"+T+"'. Backtracking to sync byte @"+A+" to parse all TS packets."),T=null,k=A-188),S=this.pmtParsed=!0;break;case 17:case 8191:break;default:T=I}}else D++;D>0&&this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"Found "+D+" TS packet/s that do not start with 0x47"}),l.pesData=g,u.pesData=y,h.pesData=E;var _={audioTrack:u,videoTrack:l,id3Track:h,textTrack:c};return s&&this.extractRemainingSamples(_),_},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=W(s))?(this.parseAVCPES(i,a,e,!0),i.pesData=null):i.pesData=s,o&&(e=W(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.logger.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=o;l&&(e=W(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 B(this.observer,this.config,e);return this.decrypt(i,n)},e.decrypt=function(t,e){return new Promise((function(r){var i=t.audioTrack,n=t.videoTrack;i.samples&&"aac"===i.segmentCodec?e.decryptAacSamples(i.samples,0,(function(){n.samples?e.decryptAvcSamples(n.samples,0,0,(function(){r(t)})):r(t)})):n.samples&&e.decryptAvcSamples(n.samples,0,0,(function(){r(t)}))}))},e.destroy=function(){this._duration=0},e.parseAVCPES=function(t,e,r,i){var n,a=this,s=this.parseAVCNALu(t,r.data),o=this.avcSample,l=!1;r.data=null,o&&s.length&&!t.audFound&&(q(o,t),o=this.avcSample=H(!1,r.pts,r.dts,"")),s.forEach((function(i){switch(i.type){case 1:n=!0,o||(o=a.avcSample=H(!0,r.pts,r.dts,"")),o.frame=!0;var s=i.data;if(l&&s.length>4){var u=new U(s).readSliceType();2!==u&&4!==u&&7!==u&&9!==u||(o.key=!0)}break;case 5:n=!0,o||(o=a.avcSample=H(!0,r.pts,r.dts,"")),o.key=!0,o.frame=!0;break;case 6:n=!0,(0,d.parseSEIMessageFromNALu)(i.data,1,r.pts,e.samples);break;case 7:if(n=!0,l=!0,!t.sps){var h=new U(i.data).readSPS();t.width=h.width,t.height=h.height,t.pixelRatio=h.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&&q(o,t),o=a.avcSample=H(!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&&(q(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,d=0;for(-1===a&&(u=0,d=31&e[0],a=0,l=1);l=0){var h={data:e.subarray(u,l-a-1),type:d};o.push(h)}else{var c=this.getLastNalUnit(t.samples);if(c&&(s&&l<=4-s&&c.state&&(c.data=c.data.subarray(0,c.data.byteLength-s)),(i=l-a-1)>0)){var f=new Uint8Array(c.data.byteLength+i);f.set(c.data,0),f.set(e.subarray(0,i),c.data.byteLength),c.data=f,c.state=0}}l=0&&a>=0){var g={data:e.subarray(u,n),type:d,state:a};o.push(g)}if(0===o.length){var v=this.getLastNalUnit(t.samples);if(v){var p=new Uint8Array(v.data.byteLength+e.byteLength);p.set(v.data,0),p.set(e,v.data.byteLength),v.data=p}}return t.naluState=a,o},e.parseAACPES=function(t,e){var r,a,s,o,l,u=0,d=this.aacOverFlow,h=e.data;if(d){this.aacOverFlow=null;var c=d.missing,f=d.sample.unit.byteLength;if(-1===c){var g=new Uint8Array(f+h.byteLength);g.set(d.sample.unit,0),g.set(h,f),h=g}else{var p=f-c;d.sample.unit.set(h.subarray(0,c),p),t.samples.push(d.sample),u=d.missing}}for(r=u,a=h.length;r4?r:"hvc1"===r||"hev1"===r?"hvc1.1.c.L120.90":"av01"===r?"av01.0.04M.08":"avc1"===r||e===J.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}const tt=function(){function t(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndTime=null}var e=t.prototype;return e.destroy=function(){},e.resetTimeStamp=function(t){this.initPTS=t,this.lastEndTime=null},e.resetNextTimestamp=function(){this.lastEndTime=null},e.resetInitSegment=function(t,e,r,i){this.audioCodec=e,this.videoCodec=r,this.generateInitSegment((0,d.patchEncyptionData)(t,i)),this.emitInitSegment=!0},e.generateInitSegment=function(t){var e=this.audioCodec,r=this.videoCodec;if(!t||!t.byteLength)return this.initTracks=void 0,void(this.initData=void 0);var i=this.initData=(0,d.parseInitSegment)(t);e||(e=Z(i.audio,J.ElementaryStreamTypes.AUDIO)),r||(r=Z(i.video,J.ElementaryStreamTypes.VIDEO));var n={};i.audio&&i.video?n.audiovideo={container:"video/mp4",codec:e+","+r,initSegment:t,id:"main"}:i.audio?n.audio={container:"audio/mp4",codec:e,initSegment:t,id:"audio"}:i.video?n.video={container:"video/mp4",codec:r,initSegment:t,id:"main"}:v.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=n},e.remux=function(t,e,r,i,n){var a,o=this.initPTS,l=this.lastEndTime,u={audio:void 0,video:void 0,text:i,id3:r,initSegment:void 0};(0,s.isFiniteNumber)(l)||(l=this.lastEndTime=n||0);var h=e.samples;if(!h||!h.length)return u;var c={initPTS:void 0,timescale:1},f=this.initData;if(f&&f.length||(this.generateInitSegment(h),f=this.initData),!f||!f.length)return v.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),u;this.emitInitSegment&&(c.tracks=this.initTracks,this.emitInitSegment=!1);var g=(0,d.getStartDTS)(f,h);(0,s.isFiniteNumber)(o)||(this.initPTS=c.initPTS=o=g-n);var p=(0,d.getDuration)(h,f),m=t?g-o:l,y=m+p;(0,d.offsetStartDTS)(f,h,o),p>0?this.lastEndTime=y:(v.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var E=!!f.audio,T=!!f.video,S="";E&&(S+="audio"),T&&(S+="video");var b={data1:h,startPTS:m,startDTS:m,endPTS:y,endDTS:y,type:S,hasAudio:E,hasVideo:T,nb:1,dropped:0};u.audio="audio"===b.type?b:void 0,u.video="audio"!==b.type?b:void 0,u.initSegment=c;var L=null!=(a=this.initPTS)?a:0;return u.id3=(0,$.flushTextTrackMetadataCueSamples)(r,n,L,L),i.samples.length&&(u.text=(0,$.flushTextTrackUserdataCueSamples)(i,n,L)),u},t}();var et;try{et=self.performance.now.bind(self.performance)}catch(t){v.logger.debug("Unable to use Performance API on this environment"),et=self.Date.now}var rt=[{demux:R,remux:tt},{demux:X,remux:$.default},{demux:D,remux:$.default},{demux:Q,remux:$.default}],it=function(){function t(t,e,r,i,n){this.async=!1,this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=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=et();var s=new Uint8Array(t),o=this.currentTransmuxState,l=this.transmuxConfig;i&&(this.currentTransmuxState=i);var u=i||o,d=u.contiguous,h=u.discontinuity,c=u.trackSwitch,f=u.accurateTimeOffset,g=u.timeOffset,v=u.initSegmentChange,p=l.audioCodec,m=l.videoCodec,y=l.defaultInitPts,E=l.duration,T=l.initSegmentData,S=function(t,e){var r=null;return t.byteLength>0&&null!=e&&null!=e.key&&null!==e.iv&&null!=e.method&&(r=e),r}(s,e);if(S&&"AES-128"===S.method){var b=this.getDecrypter();if(!b.isSync())return this.decryptionPromise=b.webCryptoDecrypt(s,S.key.buffer,S.iv.buffer).then((function(t){var e=n.push(t,null,r);return n.decryptionPromise=null,e})),this.decryptionPromise;var L=b.softwareDecrypt(s,S.key.buffer,S.iv.buffer);if(r.part>-1&&(L=b.flush()),!L)return a.executeEnd=et(),nt(r);s=new Uint8Array(L)}var A=this.needsProbing(h,c);A&&this.configureTransmuxer(s),(h||c||v||A)&&this.resetInitSegment(T,p,m,E,e),(h||v||A)&&this.resetInitialTimestamp(y),d||this.resetContiguity();var D=this.transmux(s,S,g,f,r),k=this.currentTransmuxState;return k.contiguous=!0,k.discontinuity=!1,k.trackSwitch=!1,a.executeEnd=et(),D},e.flush=function(t){var e=this,r=t.transmuxing;r.executeStart=et();var a=this.decrypter,s=this.currentTransmuxState,o=this.decryptionPromise;if(o)return o.then((function(){return e.flush(t)}));var l=[],u=s.timeOffset;if(a){var d=a.flush();d&&l.push(this.push(d,null,t))}var h=this.demuxer,c=this.remuxer;if(!h||!c)return this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),r.executeEnd=et(),[nt(t)];var f=h.flush(u);return at(f)?f.then((function(r){return e.flushRemux(l,r,t),l})):(this.flushRemux(l,f,t),l)},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.logger.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var d=this.remuxer.remux(i,n,a,s,u,l,!0,this.id);t.push({remuxResult:d,chunkMeta:r}),r.transmuxing.executeEnd=et()},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,n){var a=this.demuxer,s=this.remuxer;a&&s&&(a.resetInitSegment(t,e,r,i),s.resetInitSegment(t,e,r,n))},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){for(var e,r=this.config,i=this.observer,n=this.typeSupported,a=this.vendor,s=0,o=rt.length;s{"use strict";var i,n;r.r(e),r.d(e,{ErrorDetails:()=>n,ErrorTypes:()=>i}),function(t){t.NETWORK_ERROR="networkError",t.MEDIA_ERROR="mediaError",t.KEY_SYSTEM_ERROR="keySystemError",t.MUX_ERROR="muxError",t.OTHER_ERROR="otherError"}(i||(i={})),function(t){t.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",t.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",t.KEY_SYSTEM_NO_SESSION="keySystemNoSession",t.KEY_SYSTEM_NO_CONFIGURED_LICENSE="keySystemNoConfiguredLicense",t.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",t.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED="keySystemServerCertificateRequestFailed",t.KEY_SYSTEM_SERVER_CERTIFICATE_UPDATE_FAILED="keySystemServerCertificateUpdateFailed",t.KEY_SYSTEM_SESSION_UPDATE_FAILED="keySystemSessionUpdateFailed",t.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED="keySystemStatusOutputRestricted",t.KEY_SYSTEM_STATUS_INTERNAL_ERROR="keySystemStatusInternalError",t.MANIFEST_LOAD_ERROR="manifestLoadError",t.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",t.MANIFEST_PARSING_ERROR="manifestParsingError",t.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",t.LEVEL_EMPTY_ERROR="levelEmptyError",t.LEVEL_LOAD_ERROR="levelLoadError",t.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",t.LEVEL_SWITCH_ERROR="levelSwitchError",t.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",t.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",t.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",t.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",t.FRAG_LOAD_ERROR="fragLoadError",t.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",t.FRAG_DECRYPT_ERROR="fragDecryptError",t.FRAG_PARSING_ERROR="fragParsingError",t.REMUX_ALLOC_ERROR="remuxAllocError",t.KEY_LOAD_ERROR="keyLoadError",t.KEY_LOAD_TIMEOUT="keyLoadTimeOut",t.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",t.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",t.BUFFER_APPEND_ERROR="bufferAppendError",t.BUFFER_APPENDING_ERROR="bufferAppendingError",t.BUFFER_STALLED_ERROR="bufferStalledError",t.BUFFER_FULL_ERROR="bufferFullError",t.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",t.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",t.INTERNAL_EXCEPTION="internalException",t.INTERNAL_ABORTED="aborted",t.UNKNOWN="unknown"}(n||(n={}))},851:(t,e,r)=>{"use 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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:V.PlaylistContextType.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:V.PlaylistContextType.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:V.PlaylistContextType.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:V.PlaylistContextType.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 d=u.context;if(d&&d.url===t.url)return void l.logger.trace("[playlist-loader]: playlist request ongoing");l.logger.log("[playlist-loader]: aborting previous loader for type: "+t.type),u.abort()}switch(t.type){case V.PlaylistContextType.MANIFEST:r=o.manifestLoadingMaxRetry,i=o.manifestLoadingTimeOut,n=o.manifestLoadingRetryDelay,a=o.manifestLoadingMaxRetryTimeout;break;case V.PlaylistContextType.LEVEL:case V.PlaylistContextType.AUDIO_TRACK:case V.PlaylistContextType.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===V.PlaylistContextType.LEVEL&&null!==t.level?s=this.hls.levels[t.level].details:t.type===V.PlaylistContextType.AUDIO_TRACK&&null!==t.id?s=this.hls.audioTracks[t.id].details:t.type===V.PlaylistContextType.SUBTITLE_TRACK&&null!==t.id&&(s=this.hls.subtitleTracks[t.id].details),s)){var h=s.partTarget,c=s.targetduration;h&&c&&(i=Math.min(1e3*Math.max(3*h,.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){void 0===i&&(i=null),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=Y(t,r),u=N.parseMasterPlaylist(a,o),d=u.levels,c=u.sessionData,f=u.sessionKeys;if(d.length){var g=d.map((function(t){return{id:t.attrs.AUDIO,audioCodec:t.audioCodec}})),v=d.map((function(t){return{id:t.attrs.SUBTITLES,textCodec:t.textCodec}})),p=N.parseMasterPlaylistMedia(a,o,"AUDIO",g),m=N.parseMasterPlaylistMedia(a,o,"SUBTITLES",v),y=N.parseMasterPlaylistMedia(a,o,"CLOSED-CAPTIONS");p.length&&(p.some((function(t){return!t.url}))||!d[0].audioCodec||d[0].attrs.AUDIO||(l.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),p.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new h({}),bitrate:0,url:""}))),n.trigger(s.Events.MANIFEST_LOADED,{levels:d,audioTracks:p,subtitles:m,captions:y,url:o,stats:e,networkDetails:i,sessionData:c,sessionKeys:f})}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,d=r.type,c=Y(t,r),f=(0,a.isFiniteNumber)(l)?l:0,g=(0,a.isFiniteNumber)(u)?u:f,v=function(t){switch(t.type){case V.PlaylistContextType.AUDIO_TRACK:return V.PlaylistLevelType.AUDIO;case V.PlaylistContextType.SUBTITLE_TRACK:return V.PlaylistLevelType.SUBTITLE;default:return V.PlaylistLevelType.MAIN}}(r),p=N.parseLevelPlaylist(t.data,c,g,v,f);if(p.fragments.length){if(d===V.PlaylistContextType.MANIFEST){var m={attrs:new h({}),bitrate:0,details:p,name:"",url:c};n.trigger(s.Events.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:c,stats:e,networkDetails:i,sessionData:null,sessionKeys:null})}e.parsing.end=performance.now(),r.levelDetails=p,this.handlePlaylistLoaded(t,e,r,i)}else n.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:c,reason:"no fragments found in level",level:"number"==typeof r.level?r.level:void 0})},e.handleManifestParsingError=function(t,e,r,i){this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:e.type===V.PlaylistContextType.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.logger.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.ErrorDetails.UNKNOWN,a=!1,u=this.getInternalLoader(t);switch(t.type){case V.PlaylistContextType.MANIFEST:n=r?o.ErrorDetails.MANIFEST_LOAD_TIMEOUT:o.ErrorDetails.MANIFEST_LOAD_ERROR,a=!0;break;case V.PlaylistContextType.LEVEL:n=r?o.ErrorDetails.LEVEL_LOAD_TIMEOUT:o.ErrorDetails.LEVEL_LOAD_ERROR,a=!1;break;case V.PlaylistContextType.AUDIO_TRACK:n=r?o.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:o.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,a=!1;break;case V.PlaylistContextType.SUBTITLE_TRACK:n=r?o.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:o.ErrorDetails.SUBTITLE_LOAD_ERROR,a=!1}u&&this.resetInternalLoader(t.type);var d={type:o.ErrorTypes.NETWORK_ERROR,details:n,fatal:a,url:t.url,loader:u,context:t,networkDetails:e};i&&(d.response=i),this.hls.trigger(s.Events.ERROR,d)},e.handlePlaylistLoaded=function(t,e,r,i){var n=r.type,a=r.level,o=r.id,l=r.groupId,u=r.loader,d=r.levelDetails,h=r.deliveryDirectives;if(null!=d&&d.targetduration){if(u)switch(d.live&&(u.getCacheAge&&(d.ageHeader=u.getCacheAge()||0),u.getCacheAge&&!isNaN(d.ageHeader)||(d.ageHeader=0)),n){case V.PlaylistContextType.MANIFEST:case V.PlaylistContextType.LEVEL:this.hls.trigger(s.Events.LEVEL_LOADED,{details:d,level:a||0,id:o||0,stats:e,networkDetails:i,deliveryDirectives:h});break;case V.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(s.Events.AUDIO_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:e,networkDetails:i,deliveryDirectives:h});break;case V.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(s.Events.SUBTITLE_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:e,networkDetails:i,deliveryDirectives:h})}}else this.handleManifestParsingError(t,r,"invalid target duration",i)},t}();function q(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 X(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.logger.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 z(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 Q(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;for(var i=0,n=r;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;stt&&(h=tt),h-d<=0&&(h=d+.25);for(var c=0;cn.startDate&&t.push(r),t}),[]).sort((function(t,e){return t.startDate.getTime()-e.startDate.getTime()}))[0];p&&(c=et(p.startDate,g),d=!0)}for(var m,y=Object.keys(n.attr),E=0;E.05&&this.forwardBufferLength>1){var u=Math.min(2,Math.max(1,a)),d=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;t.playbackRate=Math.min(u,Math.max(1,d))}else 1!==t.playbackRate&&0!==t.playbackRate&&(t.playbackRate=1)}}}}},i.estimateLiveEdge=function(){var t=this.levelDetails;return null===t?null:t.edge+t.age},i.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 d=i;return u+Math.min(1*this.stallCount,d)}},{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}}])&&it(e.prototype,r),Object.defineProperty(e,"prototype",{writable:!1}),t}();function at(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 e.sn>t.sn?t.cc===e.cc&&t.minEndPTS?e.start=t.start+(t.minEndPTS-t.start):e.start=t.start+t.duration:e.start=Math.max(t.start-e.duration,0)}function gt(t,e,r,i,n,s){i-r<=0&&(l.logger.warn("Fragment should have a positive duration",e),i=r+e.duration,s=n+e.duration);var o=r,u=i,d=e.startPTS,h=e.endPTS;if((0,a.isFiniteNumber)(d)){var c=Math.abs(d-r);(0,a.isFiniteNumber)(e.deltaPTS)?e.deltaPTS=Math.max(c,e.deltaPTS):e.deltaPTS=c,o=Math.max(r,d),r=Math.min(r,d),n=Math.min(n,e.startDTS),u=Math.min(i,h),i=Math.max(i,h),s=Math.max(s,e.endDTS)}e.duration=i-r;var f=r-e.start;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--)ft(m[g],m[g-1]);for(g=p;g=i.length||pt(e,i[r].start)}function pt(t,e){if(e){for(var r=t.fragments,i=t.skippedSegments;i=0&&u>e.partTarget&&(o+=1)}return new lt(s,o>=0?o:void 0,st.No)}}},e.loadPlaylist=function(t){-1===this.requestScheduled&&(this.requestScheduled=self.performance.now())},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,s=e.stats,o=self.performance.now(),u=s.loading.first?Math.max(0,o-s.loading.first):0;if(n.advancedDateTime=Date.now()-u,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&&function(t,e){for(var r=null,i=t.fragments,n=i.length-1;n>=0;n--){var s=i[n].initSegment;if(s){r=s;break}}t.fragmentHint&&delete t.fragmentHint.endPTS;var o,u,d,h,c,f=0;if(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 d=l[s+u],h=o[u];i&&!h&&u0){if(r&&S>r.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+r.tuneInGoal+" to: "+S+" with playlist age: "+n.age),S=0;else{var b=Math.floor(S/n.targetduration);h+=b,void 0!==c&&(c+=Math.round(S%n.targetduration/n.partTarget)),this.log("CDN Tune-in age: "+n.ageHeader+"s last advanced "+E.toFixed(2)+"s goal: "+S+" skip sn "+b+" to part "+c)}n.tuneInGoal=S}if(d=this.getDeliveryDirectives(n,e.deliveryDirectives,h,c),f||!y)return void this.loadPlaylist(d)}else d=this.getDeliveryDirectives(n,e.deliveryDirectives,h,c);var L=this.hls.mainForwardBufferInfo,A=L?L.end-L.len:0,D=function(t,e){void 0===e&&(e=1/0);var r=1e3*t.targetduration;if(t.updated){var i=t.fragments;if(i.length&&4*r>e){var n=1e3*i[i.length-1].duration;nthis.requestScheduled+D&&(this.requestScheduled=s.loading.start):this.requestScheduled=-1,void 0!==h&&n.canBlockReload?this.requestScheduled=s.loading.first+D-(1e3*n.partTarget||1e3):this.requestScheduled=(-1===this.requestScheduled?o:this.requestScheduled)+D;var k=this.requestScheduled-o;k=Math.max(0,k),this.log("reload live playlist "+t+" in "+Math.round(k)+" ms"),this.timer=self.setTimeout((function(){return i.loadPlaylist(d)}),k)}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 yt(){return yt=Object.assign?Object.assign.bind():function(t){for(var e=1;e0){r=n[0].bitrate,n.sort((function(t,e){return t.attrs["HDCP-LEVEL"]!==e.attrs["HDCP-LEVEL"]?(t.attrs["HDCP-LEVEL"]||"")>(e.attrs["HDCP-LEVEL"]||"")?1:-1:t.bitrate!==e.bitrate?t.bitrate-e.bitrate:t.attrs.SCORE!==e.attrs.SCORE?t.attrs.decimalFloatingPoint("SCORE")-e.attrs.decimalFloatingPoint("SCORE"):d&&t.height!==e.height?t.height-e.height:0})),this._levels=n;for(var f=0;fthis.hls.config.fragLoadingMaxRetry&&(l=h)):l=h}break;case o.ErrorDetails.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:var f=s.attrs["HDCP-LEVEL"];f&&(this.hls.maxHdcpLevel=ot[ot.indexOf(f)-1],this.warn('Restricting playback to HDCP-LEVEL of "'+this.hls.maxHdcpLevel+'" or lower'));case o.ErrorDetails.FRAG_PARSING_ERROR:case o.ErrorDetails.KEY_SYSTEM_NO_SESSION:l=(null===(i=r.frag)||void 0===i?void 0:i.type)===V.PlaylistLevelType.MAIN?r.frag.level:this.currentLevelIndex,r.levelRetry=!1;break;case o.ErrorDetails.LEVEL_LOAD_ERROR:case o.ErrorDetails.LEVEL_LOAD_TIMEOUT:a&&(a.deliveryDirectives&&(d=!1),l=a.level),u=!0;break;case o.ErrorDetails.REMUX_ALLOC_ERROR:l=null!=(n=r.level)?n:this.currentLevelIndex,u=!0}void 0!==l&&this.recoverLevel(r,l,u,d)}}},l.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.loadError-1&&this.currentLevelIndex!==o?(this.warn(n+": switch to "+o),t.levelRetry=!0,this.hls.nextAutoLevel=o):!1===t.levelRetry&&(t.fatal=!0)}}},l.redundantFailover=function(t){var e=this._levels[t],r=e.url.length;if(r>1){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}},l.onFragLoaded=function(t,e){var r=e.frag;if(void 0!==r&&r.type===V.PlaylistLevelType.MAIN){var i=this._levels[r.level];void 0!==i&&(i.fragmentError=0,i.loadError=0)}},l.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)},l.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 n=i.urlId,a=i.url[n];if(e)try{a=e.addDirectives(a)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("Attempt loading level index "+r+(void 0!==(null==e?void 0:e.msn)?" at sn "+e.msn+" part "+e.part:"")+" with URL-id "+n+" "+a),this.clearTimer(),this.hls.trigger(s.Events.LEVEL_LOADING,{url:a,level:r,id:n,deliveryDirectives:e||null})}},l.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.Events.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.Events.ERROR,{type:o.ErrorTypes.OTHER_ERROR,details:o.ErrorDetails.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=yt({},l,{level:t,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete u._urlId,this.hls.trigger(s.Events.LEVEL_SWITCHING,u);var d=l.details;if(!d||d.live){var h=this.switchParams(l.uri,null==a?void 0:a.details);this.loadPlaylist(h)}}}},{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)}}])&&Et(n.prototype,a),Object.defineProperty(n,"prototype",{writable:!1}),i}(mt);!function(t){t.NOT_LOADED="NOT_LOADED",t.APPENDING="APPENDING",t.PARTIAL="PARTIAL",t.OK="OK"}(St||(St={}));var At=function(){function t(t){this.activeFragment=null,this.activeParts=null,this.endListFragments=Object.create(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.Events.BUFFER_APPENDED,this.onBufferAppended,this),t.on(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),t.on(s.Events.FRAG_LOADED,this.onFragLoaded,this)},e._unregisterListeners=function(){var t=this.hls;t.off(s.Events.BUFFER_APPENDED,this.onBufferAppended,this),t.off(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),t.off(s.Events.FRAG_LOADED,this.onFragLoaded,this)},e.destroy=function(){this._unregisterListeners(),this.fragments=this.endListFragments=this.timeRanges=this.activeFragment=this.activeParts=null},e.getAppendedFrag=function(t,e){if(e===V.PlaylistLevelType.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;this.timeRanges&&(this.timeRanges[t]=e),Object.keys(this.fragments).forEach((function(n){var a=i.fragments[n];if(a)if(a.buffered||a.loaded){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=kt(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,s.body.endList&&(this.endListFragments[s.body.type]=s)):this.removeFragment(s.body))}},e.fragBuffered=function(t){var e=kt(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=d&&o<=h){n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});break}if(ad)n.partial=!0,n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});else if(s<=d)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&&Dt(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.isEndListAppended=function(t){var e=this.endListFragments[t];return void 0!==e&&(e.buffered||Dt(e))},e.getState=function(t){var e=kt(t),r=this.fragments[e];return r?r.buffered?Dt(r)?St.PARTIAL:St.OK:St.APPENDING:St.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=kt(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===V.PlaylistLevelType.MAIN)if(this.activeFragment!==i&&(this.activeFragment=i,i.appendedPTS=void 0),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&&i.type===V.PlaylistLevelType.MAIN){var s=i.elementaryStreams[t];if(!s)return;for(var o=0;os.startPTS?i.appendedPTS=Math.max(l,i.appendedPTS||0):i.appendedPTS=s.endPTS}}}))},e.onFragBuffered=function(t,e){this.detectPartialFragments(e)},e.hasFragment=function(t){var e=kt(t);return!!this.fragments[e]},e.removeFragmentsInRange=function(t,e,r){var i=this;Object.keys(this.fragments).forEach((function(n){var a=i.fragments[n];if(a&&a.buffered){var s=a.body;s.type===r&&s.startt&&i.removeFragment(s)}}))},e.removeFragment=function(t){var e=kt(t);t.stats.loaded=0,t.clearElementaryStreamInfo(),t.appendedPTS=void 0,delete this.fragments[e],t.endList&&delete this.endListFragments[t.type]},e.removeAllFragments=function(){this.fragments=Object.create(null),this.endListFragments=Object.create(null),this.activeFragment=null,this.activeParts=null},t}();function Dt(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 kt(t){return t.type+"_"+t.level+"_"+t.urlId+"_"+t.sn}function Rt(t){var e="function"==typeof Map?new Map:void 0;return Rt=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,_t(this).constructor)}return i.prototype=Object.create(t.prototype,{constructor:{value:i,enumerable:!1,writable:!0,configurable:!0}}),Ct(i,t)},Rt(t)}function It(t,e,r){return It=wt()?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&&Ct(n,r.prototype),n},It.apply(null,arguments)}function wt(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}function Ct(t,e){return Ct=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t},Ct(t,e)}function _t(t){return _t=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(t){return t.__proto__||Object.getPrototypeOf(t)},_t(t)}var Pt=Math.pow(2,17),Ot=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.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.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),d=xt(t),h={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:"initSegment"===t.sn?1/0:Pt};t.stats=u.stats,u.load(d,h,{onSuccess:function(e,n,a,s){r.resetLoader(t,u);var o=e.data;a.resetIV&&t.decryptdata&&(t.decryptdata.iv=new Uint8Array(o.slice(0,16)),o=o.slice(16)),i({frag:t,part:null,payload:o,networkDetails:s})},onError:function(e,i,n){r.resetLoader(t,u),l(new Ft({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.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.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:t,networkDetails:n}))},onTimeout:function(e,i,n){r.resetLoader(t,u),l(new Ft({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.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 d=i.loader=t.loader=a?new a(n):new s(n),h=xt(t,e),c={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:Pt};e.stats=d.stats,d.load(h,c,{onSuccess:function(n,a,s,o){i.resetLoader(t,d),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,d),u(new Ft({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.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,d),u(new Ft({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:t,part:e,networkDetails:a}))},onTimeout:function(r,n,a){i.resetLoader(t,d),u(new Ft({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.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 xt(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;if((0,a.isFiniteNumber)(n)&&(0,a.isFiniteNumber)(s)){var o,l=n,u=s;if("initSegment"===t.sn&&"AES-128"===(null===(o=t.decryptdata)||void 0===o?void 0:o.method)){var d=s-n;d%16&&(u=s+(16-d%16)),0!==n&&(i.resetIV=!0,l=n-16)}i.rangeStart=l,i.rangeEnd=u}return 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;a1&&this.tickImmediate(),this._tickCallCount=0)},e.tickImmediate=function(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)},e.doTick=function(){},t}(),Ut={length:0,start:function(){return 0},end:function(){return 0}},Bt=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,d=e,h=0;h=c&&e0)r=n+1;else{if(!(s<0))return a;i=n-1}}return null};function Wt(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===qt(r,i,n))return n;var a=Yt(e,qt.bind(null,r,i));return!a||a===t&&n?n:a}function qt(t,e,r){if(void 0===t&&(t=0),void 0===e&&(e=0),r.start<=t&&r.start+r.duration>t)return 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 Xt(t,e,r){var i=1e3*Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>t}var zt=r(21);const Qt=function(t){for(var e="",r=t.length,i=0;io.end){var h=s>d;(s0&&a&&a.key&&a.iv&&"AES-128"===a.method){var o=self.performance.now();return r.decrypter.decrypt(new Uint8Array(n),a.key.buffer,a.iv.buffer).then((function(r){var n=self.performance.now();return i.trigger(s.Events.FRAG_DECRYPTED,{frag:t,payload:r,stats:{tstart:o,tdecrypt:n}}),e.payload=r,e}))}return e})).then((function(e){var i=r.fragCurrent,n=r.hls,a=r.levels;if(!a)throw new Error("init load aborted, missing levels");a[t.level].details;var o=t.stats;r.state=te,r.fragLoadError=0,t.data=new Uint8Array(e.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),e.frag===i&&n.trigger(s.Events.FRAG_BUFFERED,{stats:o,frag:i,part:null,id:t.type}),r.tick()})).catch((function(e){r.state!==Zt&&r.state!==le&&(r.warn(e),r.resetFragmentLoading(t))}))},d.fragContextChanged=function(t){var e=this.fragCurrent;return!t||!e||t.level!==e.level||t.sn!==e.sn||t.urlId!==e.urlId},d.fragBufferedComplete=function(t,e){var r,i,n,a,s=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+" (frag:["+(null!=(r=t.startPTS)?r:NaN).toFixed(3)+"-"+(null!=(i=t.endPTS)?i:NaN).toFixed(3)+"] > buffer:"+(s?Qt(Bt.getBuffered(s)):"(detached)")+")"),this.state=te,s&&(!this.loadedmetadata&&t.type==V.PlaylistLevelType.MAIN&&s.buffered.length&&(null===(n=this.fragCurrent)||void 0===n?void 0:n.sn)===(null===(a=this.fragPrevious)||void 0===a?void 0:a.sn)&&(this.loadedmetadata=!0,this.seekToStartPos()),this.tick())},d.seekToStartPos=function(){},d._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 Gt(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!a);e.flush(s)}},d._handleFragmentLoadProgress=function(t){},d._doFragLoad=function(t,e,r,i){var n,o=this;if(void 0===r&&(r=null),!this.levels)throw new Error("frag load aborted, missing levels");var l=null;if(!t.encrypted||null!==(n=t.decryptdata)&&void 0!==n&&n.key?!t.encrypted&&e.encryptedFragments.length&&this.keyLoader.loadClear(t,e.encryptedFragments):(this.log("Loading key for "+t.sn+" of ["+e.startSN+"-"+e.endSN+"], "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+t.level),this.state=ee,this.fragCurrent=t,l=this.keyLoader.load(t).then((function(t){if(!o.fragContextChanged(t.frag))return o.hls.trigger(s.Events.KEY_LOADED,t),o.state===ee&&(o.state=te),t})),this.hls.trigger(s.Events.KEY_LOADING,{frag:t}),this.throwIfFragContextChanged("KEY_LOADING")),r=Math.max(t.start,r||0),this.config.lowLatencyMode&&e){var u=e.partList;if(u&&i){r>t.end&&e.fragmentHint&&(t=e.fragmentHint);var d=this.getNextPart(u,t,r);if(d>-1){var h=u[d];return this.log("Loading part sn: "+t.sn+" p: "+h.index+" cc: "+t.cc+" of playlist ["+e.startSN+"-"+e.endSN+"] parts [0-"+d+"-"+(u.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=h.start+h.duration,this.state=re,this.hls.trigger(s.Events.FRAG_LOADING,{frag:t,part:u[d],targetBufferTime:r}),this.throwIfFragContextChanged("FRAG_LOADING parts"),l?l.then((function(e){return!e||o.fragContextChanged(e.frag)?null:o.doFragPartsLoad(t,u,d,i)})).catch((function(t){return o.handleFragLoadError(t)})):this.doFragPartsLoad(t,u,d,i).catch((function(t){return o.handleFragLoadError(t)}))}if(!t.url||this.loadedEndOfParts(u,r))return Promise.resolve(null)}}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))),(0,a.isFiniteNumber)(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=re,this.hls.trigger(s.Events.FRAG_LOADING,{frag:t,targetBufferTime:r}),this.throwIfFragContextChanged("FRAG_LOADING");var c=this.config.progressive;return c&&l?l.then((function(e){return!e||o.fragContextChanged(null==e?void 0:e.frag)?null:o.fragmentLoader.load(t,i)})).catch((function(t){return o.handleFragLoadError(t)})):Promise.all([this.fragmentLoader.load(t,c?i:void 0),l]).then((function(t){var e=t[0];return!c&&e&&i&&i(e),e})).catch((function(t){return o.handleFragLoadError(t)}))},d.throwIfFragContextChanged=function(t){if(null===this.fragCurrent)throw new Error("frag load aborted, context changed in "+t)},d.doFragPartsLoad=function(t,e,r,i){var n=this;return new Promise((function(a,o){var l=[];!function r(u){var d=e[u];n.fragmentLoader.loadPart(t,d,i).then((function(i){l[d.index]=i;var o=i.part;n.hls.trigger(s.Events.FRAG_LOADED,i);var h=e[u+1];if(!h||h.fragment!==t)return a({frag:t,part:o,partsLoaded:l});r(u+1)})).catch(o)}(r)}))},d.handleFragLoadError=function(t){if("data"in t){var e=t.data;t.data&&e.details===o.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(e.frag,e.part):this.hls.trigger(s.Events.ERROR,e)}else this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.OTHER_ERROR,details:o.ErrorDetails.INTERNAL_EXCEPTION,err:t,fatal:!0});return null},d._handleTransmuxerFlush=function(t){var e=this.getCurrentContext(t);if(e&&this.state===ae){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===Zt||this.state===le||(this.state=te)},d.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)},d.getFwdBufferInfo=function(t,e){var r=this.config,i=this.getLoadPosition();if(!(0,a.isFiniteNumber)(i))return null;var n=Bt.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)},d.getNextFragment=function(t,e){var r=e.fragments,i=r.length;if(!i)return null;var n,a=this.config,s=r[0].start;if(e.live){var o=a.initialLiveManifestSize;if(i-1&&rr.start&&r.loaded},d.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||!(0,a.isFiniteNumber)(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 Yt(t,(function(t){return t.cce?-1:0}))}(e,r.cc),i&&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},d.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,d=!!(n.lowLatencyMode&&r.partList&&l);if(d&&l&&!this.bitrateTest&&(s=s.concat(l),o=l.sn),i=te-u?0:u):s[s.length-1]){var h=i.sn-r.startSN;if(this.fragmentTracker.getState(i)===St.OK&&(a=i),a&&i.sn===a.sn&&!d&&a&&i.level===a.level){var c=s[h+1];i.sn=a-e.maxFragLookUpTolerance&&n<=s;if(null!==i&&r.duration>i&&(nr.startCC||t&&t.cc"+t.startSN+" prev-sn: "+(n?n.sn:"na")+" fragments: "+o),c}return u},d.waitForCdnTuneIn=function(t){return t.live&&t.canBlockReload&&t.partTarget&&t.tuneInGoal>Math.max(t.partHoldBack,3*t.partTarget)},d.setStartPosition=function(t,e){var r=this.startPosition;if(r"+t))}}])&&$t(n.prototype,u),Object.defineProperty(n,"prototype",{writable:!1}),i}(Nt);function ce(){return self.MediaSource||self.WebKitMediaSource}function fe(){return self.SourceBuffer||self.WebKitSourceBuffer}var ge=function(){var t=ENTRY_MODULE,e={},r=function r(i){var n=e[i];if(void 0!==n)return n.exports;var a=e[i]={exports:{}};return t[i].call(a.exports,a,a.exports,r),a.exports};r.m=t,r.n=function(t){var e=t&&t.__esModule?function(){return t.default}:function(){return t};return r.d(e,{a:e}),e},r.d=function(t,e){for(var i in e)r.o(e,i)&&!r.o(t,i)&&Object.defineProperty(t,i,{enumerable:!0,get:e[i]})},r.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},r.r=function(t){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})};var i=r(ENTRY_MODULE);return i.default||i}.toString().split("ENTRY_MODULE"),ve="\\(\\s*(/\\*.*?\\*/)?\\s*.*?([\\.|\\-|\\+|\\w|/|@]+).*?\\)";function pe(t){return(t+"").replace(/[.?*+^$[\]\\(){}|-]/g,"\\$&")}function me(t,e,i){var n={};n[i]=[];var a=e.toString().replace(/^"[^"]+"/,"function"),s=a.match(/^function\s?\w*\(\w+,\s*\w+,\s*(\w+)\)/)||a.match(/^\(\w+,\s*\w+,\s*(\w+)\)\s?\=\s?\>/);if(!s)return n;for(var o,l=s[1],u=new RegExp("(\\\\n|\\W)"+pe(l)+ve,"g");o=u.exec(a);)"dll-reference"!==o[3]&&n[i].push(o[3]);for(u=new RegExp("\\("+pe(l)+'\\("(dll-reference\\s([\\.|\\-|\\+|\\w|/|@]+))"\\)\\)'+ve,"g");o=u.exec(a);)t[o[2]]||(n[i].push(o[1]),t[o[2]]=r(o[1]).m),n[o[2]]=n[o[2]]||[],n[o[2]].push(o[4]);for(var d,h=Object.keys(n),c=0;c0}),!1)}function Ee(t,e,r,i){var n=t[i].map((function(t){return'"'+t+'": '+e[i][t].toString().replace(/^"[^"]+"/,"function")})).join(",");return ge[0]+"{"+n+"}"+ge[1]+'"'+r+'"'+ge[2]}var Te=r(544),Se=r(729),be=r.n(Se),Le=ce()||{isTypeSupported:function(){return!1}},Ae=function(){function t(t,e,i,n){var a=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.useWorker=void 0,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0;var u=t.config;this.hls=t,this.id=e,this.useWorker=!!u.enableWorker,this.onTransmuxComplete=i,this.onFlush=n;var d=function(t,e){(e=e||{}).frag=a.frag,e.id=a.id,a.hls.trigger(t,e)};this.observer=new Se.EventEmitter,this.observer.on(s.Events.FRAG_DECRYPTED,d),this.observer.on(s.Events.ERROR,d);var h={mp4:Le.isTypeSupported("video/mp4"),mpeg:Le.isTypeSupported("audio/mpeg"),mp3:Le.isTypeSupported('audio/mp4; codecs="mp3"')},c=navigator.vendor;if(this.useWorker&&"undefined"!=typeof Worker){var f;l.logger.log("demuxing in webworker");try{f=this.worker=function(t,e){e=e||{};var i={main:r.m},n=e.all?{main:Object.keys(i.main)}:function(t,e){for(var r={main:[e]},i={main:[]},n={main:{}};ye(r);)for(var a=Object.keys(r),s=0;s1&&u.id===(null==y?void 0:y.stats.chunkCount),A=!T&&(1===S||0===S&&(1===b||L&&b<=0)),D=self.performance.now();(T||S||0===n.stats.parsing.start)&&(n.stats.parsing.start=D),!a||!b&&A||(a.stats.parsing.start=D);var k=!(y&&(null===(h=n.initSegment)||void 0===h?void 0:h.url)===(null===(c=y.initSegment)||void 0===c?void 0:c.url)),R=new Te.TransmuxState(E,A,o,T,p,k);if(!A||E||k){l.logger.log("[transmuxer-interface, "+n.type+"]: Starting new transmux session for sn: "+u.sn+" p: "+u.part+" level: "+u.level+" id: "+u.id+"\n discontinuity: "+E+"\n trackSwitch: "+T+"\n contiguous: "+A+"\n accurateTimeOffset: "+o+"\n timeOffset: "+p+"\n initSegmentChange: "+k);var I=new Te.TransmuxConfig(r,i,e,s,d);this.configureTransmuxer(I)}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 w=g.push(t,m,u,R);(0,Te.isPromise)(w)?(g.async=!0,w.then((function(t){f.handleTransmuxComplete(t)})).catch((function(t){f.transmuxerError(t,u,"transmuxer-interface push error")}))):(g.async=!1,this.handleTransmuxComplete(w))}},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);(0,Te.isPromise)(n)||r.async?((0,Te.isPromise)(n)||(n=Promise.resolve(n)),n.then((function(r){e.handleFlushResult(r,t)})).catch((function(r){e.transmuxerError(r,t,"transmuxer-interface flush error")}))):this.handleFlushResult(n,t)}},e.transmuxerError=function(t,e,r){this.hls&&this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.FRAG_PARSING_ERROR,chunkMeta:e,fatal:!1,error:t,err:t,reason:r})},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;case"workerLog":l.logger[e.data.logType]&&l.logger[e.data.logType](e.data.message);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}(),De=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)&&Bt.getBuffered(i).length){var d=Bt.bufferInfo(i,a,0),h=d.len>0,c=d.nextStart||0;if(h||c){if(s){var f=d.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,d.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 E=self.performance.now();if(null!==n){var T=E-n;if(s||!(T>=250)||(this._reportStall(d),this.media)){var S=Bt.bufferInfo(i,a,r.maxBufferHole);this._tryFixBufferStall(S,T)}}else this.stalled=E}}}else if(this.moved=!0,null!==n){if(this.stallReported){var b=self.performance.now()-n;l.logger.warn("playback not stuck anymore @"+a+", after "+Math.round(b)+"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&&(this._trySkipBufferHole(s)||!this.media))return;t.len>r.maxBufferHole&&e>1e3*r.highBufferWatchdogPeriod&&(l.logger.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.logger.warn("Playback stalling at @"+r.currentTime+" due to low buffer ("+JSON.stringify(t)+")"),e.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.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=Bt.getBuffered(i),d=0;d=a&&n1?(i=0,this.bitrateTest=!0):i=r.nextAutoLevel),this.level=r.nextLoadLevel=i,this.loadedmetadata=!1}e>0&&-1===t&&(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=te,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this._forceStartLoad=!0,this.state=Zt},u.stopLoad=function(){this._forceStartLoad=!1,t.prototype.stopLoad.call(this)},u.doTick=function(){switch(this.state){case te:this.doTickIdle();break;case de: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=te;break}break;case ie:var n,a=self.performance.now(),s=this.retryDate;(!s||a>=s||null!==(n=this.media)&&void 0!==n&&n.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded(this.level),this.state=te)}this.onTickEnd()},u.onTickEnd=function(){t.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},u.doTickIdle=function(){var t=this.hls,e=this.levelLastLoaded,r=this.levels,i=this.media,n=t.config,a=t.nextLoadLevel;if(null!==e&&(i||!this.startFragRequested&&n.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&r&&r[a]){var o=r[a],l=this.getMainFwdBufferInfo();if(null!==l){var u=this.getLevelDetails();if(u&&this._streamEnded(l,u)){var d={};return this.altAudio&&(d.type="video"),this.hls.trigger(s.Events.BUFFER_EOS,d),void(this.state=oe)}this.level=t.nextLoadLevel=a;var h=o.details;if(!h||this.state===de||h.live&&this.levelLastLoaded!==a)return this.level=a,void(this.state=de);if(!(l.len>=this.getMaxBufferLength(o.maxBitrate))){this.backtrackFragment&&this.backtrackFragment.start>l.end&&(this.backtrackFragment=null);var c=this.backtrackFragment?this.backtrackFragment.start:l.end,f=this.getNextFragment(c,h);if(this.couldBacktrack&&!this.fragPrevious&&f&&"initSegment"!==f.sn&&this.fragmentTracker.getState(f)!==St.OK){var g,p=(null!=(g=this.backtrackFragment)?g:f).sn-h.startSN,m=h.fragments[p-1];m&&f.cc===m.cc&&(f=m,this.fragmentTracker.removeFragment(m))}else this.backtrackFragment&&l.len&&(this.backtrackFragment=null);if(f&&this.fragmentTracker.getState(f)===St.OK&&this.nextLoadPosition>c){var y=this.audioOnly&&!this.altAudio?v.ElementaryStreamTypes.AUDIO:v.ElementaryStreamTypes.VIDEO,E=(y===v.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;E&&this.afterBufferFlushed(E,y,V.PlaylistLevelType.MAIN),f=this.getNextFragment(this.nextLoadPosition,h)}f&&(!f.initSegment||f.initSegment.data||this.bitrateTest||(f=f.initSegment),this.loadFragment(f,h,c))}}}},u.loadFragment=function(e,r,i){var n,a=this.fragmentTracker.getState(e);this.fragCurrent=e,a===St.NOT_LOADED?"initSegment"===e.sn?this._loadInitSegment(e,r):this.bitrateTest?(this.log("Fragment "+e.sn+" of level "+e.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(e,r)):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i)):a===St.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()},u.getAppendedFrag=function(t){var e=this.fragmentTracker.getAppendedFrag(t,V.PlaylistLevelType.MAIN);return e&&"fragment"in e?e.fragment:e},u.getBufferedFrag=function(t){return this.fragmentTracker.getBufferedFrag(t,V.PlaylistLevelType.MAIN)},u.followingBufferedFrag=function(t){return t?this.getBufferedFrag(t.end+.5):null},u.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},u.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,d=Math.max(s.end,l+Math.min(Math.max(u-this.config.maxFragLookUpTolerance,.5*u),.75*u));this.flushMainBuffer(d,Number.POSITIVE_INFINITY)}}}},u.abortCurrentFrag=function(){var t=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,t&&t.abortRequests(),this.state){case ee:case re:case ie:case ae:case se:this.state=te}this.nextLoadPosition=this.getLoadPosition()},u.flushMainBuffer=function(e,r){t.prototype.flushMainBuffer.call(this,e,r,this.altAudio?"video":null)},u.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 De(this.config,i,this.fragmentTracker,this.hls)},u.onMediaDetaching=function(){var e=this.media;e&&this.onvplaying&&this.onvseeked&&(e.removeEventListener("playing",this.onvplaying),e.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),t.prototype.onMediaDetaching.call(this)},u.onMediaPlaying=function(){this.tick()},u.onMediaSeeked=function(){var t=this.media,e=t?t.currentTime:null;(0,a.isFiniteNumber)(e)&&this.log("Media seeked to "+e.toFixed(3)),this.tick()},u.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(s.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null,this.backtrackFragment=null},u.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=fe())||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},u.onLevelLoading=function(t,e){var r=this.levels;if(r&&this.state===te){var i=r[e.level];(!i.details||i.details.live&&this.levelLastLoaded!==e.level||this.waitForCdnTuneIn(i.details))&&(this.state=de)}},u.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!==re&&this.state!==ie||l.level!==e.level&&l.loader&&(this.state=te,this.backtrackFragment=null,l.abortRequests());var u=i[n],d=0;if(a.live||null!==(r=u.details)&&void 0!==r&&r.live){if(a.fragments[0]||(a.deltaUpdateFailed=!0),a.deltaUpdateFailed)return;d=this.alignPlaylists(a,u.details)}if(u.details=a,this.levelLastLoaded=n,this.hls.trigger(s.Events.LEVEL_UPDATED,{details:a,level:n}),this.state===de){if(this.waitForCdnTuneIn(a))return;this.state=te}this.startFragRequested?a.live&&this.synchronizeToLiveEdge(a):this.setStartPosition(a,d),this.tick()}else this.warn("Levels were reset while loading level "+n)},u._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,d=null===(e=r.initSegment)||void 0===e?void 0:e.data,h=this._getAudioCodec(s),c=this.transmuxer=this.transmuxer||new Ae(this.hls,V.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),f=i?i.index:-1,g=-1!==f,v=new Gt(r.level,r.sn,r.stats.chunkCount,n.byteLength,f,g),p=this.initPTS[r.cc];c.push(n,d,h,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")},u.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;a&&(this.log("Switching to main audio track, cancel main fragment load"),a.abortRequests()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var o=this.hls;r&&o.trigger(s.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(s.Events.AUDIO_TRACK_SWITCHED,{id:n})}},u.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()},u.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},u.onFragBuffered=function(t,e){var r=e.frag,i=e.part;if(!r||r.type===V.PlaylistLevelType.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===se&&(this.state=te));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)}},u.onError=function(t,e){if(e.type!==o.ErrorTypes.KEY_SYSTEM_ERROR)switch(e.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:case o.ErrorDetails.FRAG_PARSING_ERROR:case o.ErrorDetails.KEY_LOAD_ERROR:case o.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(V.PlaylistLevelType.MAIN,e);break;case o.ErrorDetails.LEVEL_LOAD_ERROR:case o.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==le&&(e.fatal?(this.warn(""+e.details),this.state=le):e.levelRetry||this.state!==de||(this.state=te));break;case o.ErrorDetails.BUFFER_FULL_ERROR:if("main"===e.parent&&(this.state===ae||this.state===se)){var r=!0,i=this.getFwdBufferInfo(this.media,V.PlaylistLevelType.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()}}else this.onFragmentOrKeyLoadError(V.PlaylistLevelType.MAIN,e)},u.checkBuffer=function(){var t=this.media,e=this.gapController;if(t&&e&&t.readyState){if(this.loadedmetadata||!Bt.getBuffered(t).length){var r=this.state!==te?this.fragCurrent:null;e.poll(this.lastCurrentTime,r)}this.lastCurrentTime=t.currentTime}},u.onFragLoadEmergencyAborted=function(){this.state=te,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},u.onBufferFlushed=function(t,e){var r=e.type;if(r!==v.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var i=(r===v.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(i,r,V.PlaylistLevelType.MAIN)}},u.onLevelsUpdated=function(t,e){this.levels=e.levels},u.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},u.seekToStartPos=function(){var t=this.media;if(t){var e=t.currentTime,r=this.startPosition;if(r>=0&&e0&&(n1&&!1===t.seeking){var r=t.currentTime;if(Bt.isBuffered(t,r)?e=this.getAppendedFrag(r):Bt.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.fragPlaying=e,this.hls.trigger(s.Events.FRAG_CHANGED,{frag:e}),i&&i.level===n||this.hls.trigger(s.Events.LEVEL_SWITCHED,{level:n}))}}},n=i,(l=[{key:"nextLevel",get:function(){var t=this.nextBufferedFrag;return t?t.level:-1}},{key:"currentFrag",get:function(){var t=this.media;return t?this.fragPlaying||this.getAppendedFrag(t.currentTime):null}},{key:"currentProgramDateTime",get:function(){var t=this.media;if(t){var e=t.currentTime,r=this.currentFrag;if(r&&(0,a.isFiniteNumber)(e)&&(0,a.isFiniteNumber)(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}}])&&ke(n.prototype,l),Object.defineProperty(n,"prototype",{writable:!1}),i}(he);const we=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 we(t),this.fast_=new we(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 we(t,r.getEstimate(),r.getTotalWeight())),this.fast_.halfLife!==e&&(this.fast_=new we(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 _e(t,e){for(var r=0;rp;b--){var A=v[b].maxBitrate;if((L=E?u*A/(6.4*E):u*A/g)=T||(l.logger.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 "+b+"\n Current BW estimate: "+((0,a.isFiniteNumber)(g)?(g/1024).toFixed(3):"Unknown")+" Kb/s\n Estimated load time for current fragment: "+T.toFixed(3)+" s\n Estimated load time for the next fragment: "+L.toFixed(3)+" s\n Time to underbuffer: "+S.toFixed(3)+" s"),r.nextLoadLevel=b,f&&this.bwEstimator.sample(h,o.loaded),this.clearTimer(),(t.loader||t.keyLoader)&&(this.fragCurrent=this.partCurrent=null,t.abortRequests()),r.trigger(s.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:t,part:e,stats:o}))}}}}}},i.onFragLoaded=function(t,e){var r=e.frag,i=e.part;if(r.type===V.PlaylistLevelType.MAIN&&(0,a.isFiniteNumber)(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,d=(l.loaded?l.loaded.duration:0)+o;l.loaded={bytes:u,duration:d},l.realBitrate=Math.round(8*u/d)}if(r.bitrateTest){var h={stats:n,frag:r,part:i,id:r.type};this.onFragBuffered(s.Events.FRAG_BUFFERED,h)}}},i.onFragBuffered=function(t,e){var r=e.frag,i=e.part,n=i?i.stats:r.stats;if(!n.aborted&&r.type===V.PlaylistLevelType.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}},i.onError=function(t,e){var r;if((null===(r=e.frag)||void 0===r?void 0:r.type)===V.PlaylistLevelType.MAIN){if(e.type===o.ErrorTypes.KEY_SYSTEM_ERROR)return void this.clearTimer();switch(e.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:case o.ErrorDetails.KEY_LOAD_ERROR:case o.ErrorDetails.KEY_LOAD_TIMEOUT:this.clearTimer()}}},i.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},i.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&&0!==s.playbackRate?Math.abs(s.playbackRate):1,d=this.bwEstimator?this.bwEstimator.getEstimate():n.abrEwmaDefaultEstimate,h=r.mainForwardBufferInfo,c=(h?h.len:0)/u,f=this.findBestLevel(d,a,i,c,n.abrBandWidthFactor,n.abrBandWidthUpFactor);if(f>=0)return f;l.logger.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;m&&(g=(o?Math.min(o,n.maxLoadingDelay):n.maxLoadingDelay)-m,l.logger.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)},i.findBestLevel=function(t,e,r,i,n,s){for(var o,u=this.fragCurrent,d=this.partCurrent,h=this.lastLoadedFragLevel,c=this.hls.levels,f=c[h],g=!(null==f||null===(o=f.details)||void 0===o||!o.live),v=null==f?void 0:f.codecSet,p=d?d.duration:u?u.duration:0,m=r;m>=e;m--){var y=c[m];if(y&&(!v||y.codecSet===v)){var E,T=y.details,S=(d?null==T?void 0:T.partTarget:null==T?void 0:T.averagetargetduration)||p;E=m<=h?n*t:s*t;var b=c[m].maxBitrate,L=b*S/E;if(l.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+m+"/"+Math.round(E)+"/"+b+"/"+S+"/"+i+"/"+L),E>b&&(0===L||!(0,a.isFiniteNumber)(L)||g&&!this.bitrateTestDelay||L0&&-1===t?(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e,this.state=te):(this.loadedmetadata=!1,this.state=ne),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()},n.doTick=function(){switch(this.state){case te:this.doTickIdle();break;case ne: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=ue}break;case ie:var a,s=performance.now(),o=this.retryDate;(!o||s>=o||null!==(a=this.media)&&void 0!==a&&a.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded(this.trackId),this.state=te);break;case ue:var l=this.waitingData;if(l){var u=l.frag,d=l.part,h=l.cache,c=l.complete;if(void 0!==this.initPTS[u.cc]){this.waitingData=null,this.waitingVideoCC=-1,this.state=re;var f={frag:u,part:d,payload:h.flush(),networkDetails:null};this._handleFragmentLoadProgress(f),c&&t.prototype._handleFragmentLoadComplete.call(this,f)}else if(this.videoTrackCC!==this.waitingVideoCC)this.log("Waiting fragment cc ("+u.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var g=this.getLoadPosition(),v=Bt.bufferInfo(this.mediaBuffer,g,this.config.maxBufferHole);qt(v.end,this.config.maxFragLookUpTolerance,u)<0&&(this.log("Waiting fragment cc ("+u.cc+") @ "+u.start+" cancelled because another fragment at "+v.end+" is needed"),this.clearWaitingFragment())}}else this.state=te}this.onTickEnd()},n.clearWaitingFragment=function(){var t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=te)},n.resetLoadingState=function(){this.clearWaitingFragment(),t.prototype.resetLoadingState.call(this)},n.onTickEnd=function(){var t=this.media;t&&t.readyState&&(this.lastCurrentTime=t.currentTime)},n.doTickIdle=function(){var t=this.hls,e=this.levels,r=this.media,i=this.trackId,n=t.config;if(e&&e[i]&&(r||!this.startFragRequested&&n.startFragPrefetch)){var a=e[i].details;if(!a||a.live&&this.levelLastLoaded!==i||this.waitForCdnTuneIn(a))this.state=ne;else{var o=this.mediaBuffer?this.mediaBuffer:this.media;this.bufferFlushed&&o&&(this.bufferFlushed=!1,this.afterBufferFlushed(o,v.ElementaryStreamTypes.AUDIO,V.PlaylistLevelType.AUDIO));var l=this.getFwdBufferInfo(o,V.PlaylistLevelType.AUDIO);if(null!==l){var u=this.audioSwitch;if(!u&&this._streamEnded(l,a))return t.trigger(s.Events.BUFFER_EOS,{type:"audio"}),void(this.state=oe);var d=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,V.PlaylistLevelType.MAIN);if(!(l.len>=this.getMaxBufferLength(null==d?void 0:d.len))||u){var h=a.fragments[0].start,c=l.end;if(u&&r){var f=this.getLoadPosition();c=f,a.PTSKnown&&fh||l.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),r.currentTime=h+.05)}if(!(d&&c>d.end+a.targetduration)&&(d&&d.len||!l.len)){var g=this.getNextFragment(c,a);g?this.loadFragment(g,a,c):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 ut(t)}))},n.onAudioTrackSwitching=function(t,e){var r=!!e.url;this.trackId=e.id;var i=this.fragCurrent;i&&i.abortRequests(),this.fragCurrent=null,this.clearWaitingFragment(),r?this.setInterval(100):this.resetTransmuxer(),r?(this.audioSwitch=!0,this.state=te):this.state=Zt,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.Events.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?(Vt(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!==ne||this.waitForCdnTuneIn(n)||(this.state=te),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 l=o[s],u=l.details,d=a.defaultAudioCodec||l.audioCodec||"mp4a.40.2",h=this.transmuxer;h||(h=this.transmuxer=new Ae(this.hls,V.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var c=this.initPTS[r.cc],f=null===(e=r.initSegment)||void 0===e?void 0:e.data;if(void 0!==c){var g=i?i.index:-1,v=-1!==g,p=new Gt(r.level,r.sn,r.stats.chunkCount,n.byteLength,g,v);h.push(n,f,d,"",r,i,u.totalduration,!1,p,c)}else this.log("Unknown video PTS for cc "+r.cc+", waiting for video PTS before demuxing audio frag "+r.sn+" of ["+u.startSN+" ,"+u.endSN+"],track "+s),(this.waitingData=this.waitingData||{frag:r,part:i,cache:new Oe,complete:!1}).cache.push(new Uint8Array(n)),this.waitingVideoCC=this.videoTrackCC,this.state=ue}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||null),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer||null)},n.onFragBuffered=function(t,e){var r,i=e.frag,n=e.part;i.type===V.PlaylistLevelType.AUDIO?this.fragContextChanged(i)?this.warn("Fragment "+i.sn+(n?" p: "+n.index:"")+" of level "+i.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch):("initSegment"!==i.sn&&(this.fragPrevious=i,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(s.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(i,n)):this.loadedmetadata||i.type!==V.PlaylistLevelType.MAIN||null!==(r=this.videoBuffer||this.media)&&void 0!==r&&r.buffered.length&&(this.loadedmetadata=!0)},n.onError=function(e,r){if(r.type!==o.ErrorTypes.KEY_SYSTEM_ERROR)switch(r.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:case o.ErrorDetails.FRAG_PARSING_ERROR:case o.ErrorDetails.KEY_LOAD_ERROR:case o.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(V.PlaylistLevelType.AUDIO,r);break;case o.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case o.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==le&&this.state!==Zt&&(this.state=r.fatal?le:te,this.warn(r.details+" while loading frag, switching to "+this.state+" state"));break;case o.ErrorDetails.BUFFER_FULL_ERROR:if("audio"===r.parent&&(this.state===ae||this.state===se)){var i=!0,n=this.getFwdBufferInfo(this.mediaBuffer,V.PlaylistLevelType.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()}}else this.onFragmentOrKeyLoadError(V.PlaylistLevelType.AUDIO,r)},n.onBufferFlushed=function(t,e){e.type===v.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0,this.state===oe&&(this.state=te))},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.resetStartWhenNotLoaded(a.level);var l=o.frag,u=o.part,d=o.level.details,h=n.audio,c=n.text,f=n.id3,g=n.initSegment;if(!this.fragContextChanged(l)&&d){if(this.state=ae,this.audioSwitch&&h&&this.completeAudioSwitch(),null!=g&&g.tracks&&(this._bufferInitSegment(g.tracks,l,a),i.trigger(s.Events.FRAG_PARSING_INIT_SEGMENT,{frag:l,id:r,tracks:g.tracks})),h){var p=h.startPTS,m=h.endPTS,y=h.startDTS,E=h.endDTS;u&&(u.elementaryStreams[v.ElementaryStreamTypes.AUDIO]={startPTS:p,endPTS:m,startDTS:y,endDTS:E}),l.setElementaryStreamInfo(v.ElementaryStreamTypes.AUDIO,p,m,y,E),this.bufferFragmentData(h,l,u,a)}if(null!=f&&null!==(e=f.samples)&&void 0!==e&&e.length){var T=xe({id:r,frag:l,details:d},f);i.trigger(s.Events.FRAG_PARSING_METADATA,T)}if(c){var S=xe({id:r,frag:l,details:d},c);i.trigger(s.Events.FRAG_PARSING_USERDATA,S)}}},n._bufferInitSegment=function(t,e,r){if(this.state===ae){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.Events.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.Events.BUFFER_APPENDING,a)}this.tick()}}},n.loadFragment=function(e,r,i){var n=this.fragmentTracker.getState(e);this.fragCurrent=e,(this.audioSwitch||n===St.NOT_LOADED||n===St.PARTIAL)&&("initSegment"===e.sn?this._loadInitSegment(e,r):r.live&&!(0,a.isFiniteNumber)(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=ue):(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.Events.AUDIO_TRACK_SWITCHED,{id:i})},i}(he);const Ne=Me;function Ue(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,d=i.url;if(this.trackId=t,this.trackName=l,this.selectDefaultTrack=!1,this.hls.trigger(s.Events.AUDIO_TRACK_SWITCHING,{id:n,groupId:o,name:l,type:u,url:d}),!i.details||i.details.live){var h=this.switchParams(i.url,null==r?void 0:r.details);this.loadPlaylist(h)}}},l.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.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},l.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)}}},o.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){this.mediaBuffer=this.mediaBufferTimeRanges;var l=0;if(i.live||null!==(r=o.details)&&void 0!==r&&r.live){var u=this.mainDetails;if(i.deltaUpdateFailed||!u)return;var d=u.fragments[0];o.details?0===(l=this.alignPlaylists(i,o.details))&&d&&pt(i,l=d.start):i.hasProgramDateTime&&u.hasProgramDateTime?(Vt(i,u),l=i.fragments[0].start):d&&pt(i,l=d.start)}o.details=i,this.levelLastLoaded=n,this.startFragRequested||!this.mainDetails&&i.live||this.setStartPosition(o.details,l),this.tick(),i.live&&!this.fragCurrent&&this.media&&this.state===te&&(Wt(null,i.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),o.details=void 0))}}},o._handleFragmentLoadComplete=function(t){var e=this,r=t.frag,i=t.payload,n=r.decryptdata,a=this.hls;if(!this.fragContextChanged(r)&&i&&i.byteLength>0&&n&&n.key&&n.iv&&"AES-128"===n.method){var o=performance.now();this.decrypter.decrypt(new Uint8Array(i),n.key.buffer,n.iv.buffer).then((function(t){var e=performance.now();a.trigger(s.Events.FRAG_DECRYPTED,{frag:r,payload:t,stats:{tstart:o,tdecrypt:e}})})).catch((function(t){e.warn(t.name+": "+t.message),e.state=te}))}},o.doTick=function(){if(this.media){if(this.state===te){var t=this.currentTrackId,e=this.levels;if(!e.length||!e[t]||!e[t].details)return;var r=e[t].details,i=r.targetduration,n=this.config,a=this.getLoadPosition(),s=Bt.bufferedInfo(this.tracksBuffered[this.currentTrackId]||[],a-i,n.maxBufferHole),o=s.end,l=s.len,u=this.getFwdBufferInfo(this.media,V.PlaylistLevelType.MAIN);if(l>this.getMaxBufferLength(null==u?void 0:u.len)+i)return;var d=r.fragments,h=d.length,c=r.edge,f=null,g=this.fragPrevious;if(o>>=0)>i-1)throw new DOMException("Failed to execute '"+e+"' on 'TimeRanges': The index provided ("+r+") is greater than the maximum bound ("+i+")");return t[r][e]};this.buffered={get length(){return t.length},end:function(r){return e("end",r,t.length)},start:function(r){return e("start",r,t.length)}}};function Ye(t,e){for(var r=0;r-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))},o.pollTrackChange=function(t){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,t)},o.onMediaDetaching=function(){this.media&&(self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId),qe(this.media.textTracks).forEach((function(t){z(t)})),this.subtitleTrack=-1,this.media=null)},o.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},o.onManifestParsed=function(t,e){this.tracks=e.subtitleTracks},o.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)},o.onLevelLoading=function(t,e){this.switchLevel(e.level)},o.onLevelSwitching=function(t,e){this.switchLevel(e.level)},o.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.Events.SUBTITLE_TRACKS_UPDATED,o),-1!==a&&this.setSubtitleTrack(a,i)}}},o.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,d=n.type,h=n.url;this.hls.trigger(s.Events.SUBTITLE_TRACK_SWITCH,{id:a,groupId:l,name:u,type:d,url:h});var c=this.switchParams(n.url,null==e?void 0:e.details);this.loadPlaylist(c)}else this.hls.trigger(s.Events.SUBTITLE_TRACK_SWITCH,{id:t})}}else this.queuedDefaultTrack=t},o.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),this.media&&this.hls.config.renderTextTracksNatively){for(var t=-1,e=qe(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)}}])&&Ye(n.prototype,a),Object.defineProperty(n,"prototype",{writable:!1}),i}(mt);var ze,Qe=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.logger.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}(),$e=ce(),Je=/([ha]vc.)(?:\.[^.,]+)+/,Ze=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.lastMpegAudioChunk=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var t=e.media,r=e.mediaSource;l.logger.log("[buffer-controller]: Media source opened"),t&&(t.removeEventListener("emptied",e._onMediaEmptied),e.updateMediaElementDuration(),e.hls.trigger(s.Events.MEDIA_ATTACHED,{media:t})),r&&r.removeEventListener("sourceopen",e._onMediaSourceOpen),e.checkPendingTracks()},this._onMediaSourceClose=function(){l.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){l.logger.log("[buffer-controller]: Media source ended")},this._onMediaEmptied=function(){var t=e.media,r=e._objectUrl;t&&t.src!==r&&l.logger.error("Media element src was set while attaching MediaSource ("+r+" > "+t.src+")")},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,this.lastMpegAudioChunk=null},e.registerListeners=function(){var t=this.hls;t.on(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(s.Events.BUFFER_RESET,this.onBufferReset,this),t.on(s.Events.BUFFER_APPENDING,this.onBufferAppending,this),t.on(s.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.on(s.Events.BUFFER_EOS,this.onBufferEos,this),t.on(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(s.Events.FRAG_PARSED,this.onFragParsed,this),t.on(s.Events.FRAG_CHANGED,this.onFragChanged,this)},e.unregisterListeners=function(){var t=this.hls;t.off(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(s.Events.BUFFER_RESET,this.onBufferReset,this),t.off(s.Events.BUFFER_APPENDING,this.onBufferAppending,this),t.off(s.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.off(s.Events.BUFFER_EOS,this.onBufferEos,this),t.off(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(s.Events.FRAG_PARSED,this.onFragParsed,this),t.off(s.Events.FRAG_CHANGED,this.onFragChanged,this)},e._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new Qe(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]},this.lastMpegAudioChunk=null},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.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},e.onMediaAttaching=function(t,e){var r=this.media=e.media;if(r&&$e){var i=this.mediaSource=new $e;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,r.addEventListener("emptied",this._onMediaEmptied)}},e.onMediaDetaching=function(){var t=this.media,e=this.mediaSource,r=this._objectUrl;if(e){if(l.logger.log("[buffer-controller]: media source detaching"),"open"===e.readyState)try{e.endOfStream()}catch(t){l.logger.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&&(t.removeEventListener("emptied",this._onMediaEmptied),r&&self.URL.revokeObjectURL(r),t.src===r?(t.removeAttribute("src"),t.load()):l.logger.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.Events.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.logger.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,d=a.container,h=a.metadata,c=(n.levelCodec||n.codec).replace(Je,"$1"),f=(u||o).replace(Je,"$1");if(c!==f){var g=d+";codecs="+(u||o);r.appendChangeType(t,g),l.logger.log("[buffer-controller]: switching codec "+c+" to "+f),r.tracks[t]={buffer:n.buffer,codec:o,container:d,levelCodec:u,metadata:h,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.logger.log("[buffer-controller]: changing "+t+" sourceBuffer type to "+e),n.changeType(e)),i.shiftAndExecuteNext(t)},onStart:function(){},onComplete:function(){},onError:function(e){l.logger.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,d=e.type,h=e.frag,c=e.part,f=e.chunkMeta,g=f.buffering[d],v=self.performance.now();g.start=v;var p=h.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,E=!1;"audio"===d&&"audio/mpeg"===(null==y?void 0:y.container)&&(E=!this.lastMpegAudioChunk||1===f.id||this.lastMpegAudioChunk.sn!==f.sn,this.lastMpegAudioChunk=f);var T=h.start,S={execute:function(){if(g.executeStart=self.performance.now(),E){var t=r.sourceBuffer[d];if(t){var e=T-t.timestampOffset;Math.abs(e)>=.1&&(l.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+T+" (delta: "+e+") sn: "+h.sn+")"),t.timestampOffset=T)}}r.appendExecutor(u,d)},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]=Bt.getBuffered(e[n]);r.appendError=0,r.hls.trigger(s.Events.BUFFER_APPENDED,{type:d,frag:h,part:c,chunkMeta:f,parent:h.type,timeRanges:i})},onError:function(t){l.logger.error("[buffer-controller]: Error encountered while trying to append to the "+d+" SourceBuffer",t);var e={type:o.ErrorTypes.MEDIA_ERROR,parent:h.type,details:o.ErrorDetails.BUFFER_APPEND_ERROR,err:t,fatal:!1};t.code===DOMException.QUOTA_EXCEEDED_ERR?e.details=o.ErrorDetails.BUFFER_FULL_ERROR:(r.appendError++,e.details=o.ErrorDetails.BUFFER_APPEND_ERROR,r.appendError>i.config.appendErrorMaxRetry&&(l.logger.error("[buffer-controller]: Failed "+i.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),e.fatal=!0,i.stopLoad())),i.trigger(s.Events.ERROR,e)}};n.append(S,d)},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.Events.BUFFER_FLUSHED,{type:t})},onError:function(e){l.logger.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[v.ElementaryStreamTypes.AUDIOVIDEO]?a.push("audiovideo"):(o[v.ElementaryStreamTypes.AUDIO]&&a.push("audio"),o[v.ElementaryStreamTypes.VIDEO]&&a.push("video")),0===a.length&&l.logger.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.Events.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!n||e.type&&e.type!==i||(n.ending=!0,n.ended||(n.ended=!0,l.logger.log("[buffer-controller]: "+i+" sourceBuffer now EOS"))),t&&!(n&&!n.ended)}),!0)&&(l.logger.log("[buffer-controller]: Queueing mediaSource.endOfStream()"),this.blockBuffers((function(){r.getSourceBufferTypes().forEach((function(t){var e=r.sourceBuffer[t];e&&(e.ending=!1)}));var t=r.mediaSource;t&&"open"===t.readyState?(l.logger.log("[buffer-controller]: Calling mediaSource.endOfStream()"),t.endOfStream()):t&&l.logger.info("[buffer-controller]: Could not call mediaSource.endOfStream(). mediaSource.readyState: "+t.readyState)})))},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((0,a.isFiniteNumber)(o)&&!(o<0)){var u=r.currentTime,d=e.levelTargetDuration,h=Math.max(o,d),c=Math.floor(u/d)*d-h;n.forEach((function(r){var n=i[r];if(n){var a=Bt.getBuffered(n);if(a.length>0&&c>a.start(0)){if(t.trigger(s.Events.BACK_BUFFER_REACHED,{bufferEnd:c}),e.live)t.trigger(s.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:c});else if(n.ended&&a.end(a.length-1)-u<2*d)return void l.logger.info("[buffer-controller]: Cannot flush "+r+" back buffer while SourceBuffer is in ended 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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.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.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,d=a.container+";codecs="+u;l.logger.log("[buffer-controller]: creating sourceBuffer("+d+")");try{var h=e[n]=r.addSourceBuffer(d),c=n;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[n]={buffer:h,codec:u,container:a.container,levelCodec:a.levelCodec,metadata:a.metadata,id:a.id},i++}catch(t){l.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+t.message),this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:t,mimeType:d})}}i&&this.hls.trigger(s.Events.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.logger.error("[buffer-controller]: "+t+" SourceBuffer 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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.logger.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 e=this.sourceBuffer[t];e&&this.listeners[t].forEach((function(t){e.removeEventListener(t.event,t.listener)}))},t}(),tr={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,128:174,129:176,130:189,131:191,132:8482,133:162,134:163,135:9834,136:224,137:32,138:232,139:226,140:234,141:238,142:244,143:251,144:193,145:201,146:211,147:218,148:220,149:252,150:8216,151:161,152:42,153:8217,154:9473,155:169,156:8480,157:8226,158:8220,159:8221,160:192,161:194,162:199,163:200,164:202,165:203,166:235,167:206,168:207,169:239,170:212,171:217,172:249,173:219,174:171,175:187,176:195,177:227,178:205,179:204,180:236,181:210,182:242,183:213,184:245,185:123,186:125,187:92,188:94,189:95,190:124,191:8764,192:196,193:228,194:214,195:246,196:223,197:165,198:164,199:9475,200:197,201:229,202:216,203:248,204:9487,205:9491,206:9495,207:9499},er=function(t){var e=t;return tr.hasOwnProperty(t)&&(e=tr[t]),String.fromCharCode(e)},rr=15,ir=100,nr={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},ar={17:2,18:4,21:6,22:8,23:10,19:13,20:15},sr={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},or={25:2,26:4,29:6,30:8,31:10,27:13,28:15},lr=["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"}(ze||(ze={}));var ur=function(){function t(){this.time=null,this.verboseLevel=ze.ERROR}return t.prototype.log=function(t,e){if(this.verboseLevel>=t){var r="function"==typeof e?e():e;l.logger.log(this.time+" ["+t+"] "+r)}},t}(),dr=function(t){for(var e=[],r=0;rir&&(this.logger.log(ze.DEBUG,"Too large cursor position "+this.pos),this.pos=ir)},e.moveCursor=function(t){var e=this.pos+t;if(t>1)for(var r=this.pos+1;r=144&&this.backSpace();var r=er(t);this.pos>=ir?this.logger.log(ze.ERROR,(function(){return"Cannot insert 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TEXT-MODE?")}r||a||this.logger.log(ze.WARNING,"Couldn't parse cleaned data "+dr([i,n])+" orig: "+dr([e[s],e[s+1]]))}},e.parseCmd=function(t,e){var r=this.cmdHistory;if(!((20===t||28===t||21===t||29===t)&&e>=32&&e<=47||(23===t||31===t)&&e>=33&&e<=35))return!1;if(yr(t,e,r))return mr(null,null,r),this.logger.log(ze.DEBUG,"Repeated command ("+dr([t,e])+") is dropped"),!0;var i=20===t||21===t||23===t?1:2,n=this.channels[i];return 20===t||21===t||28===t||29===t?32===e?n.ccRCL():33===e?n.ccBS():34===e?n.ccAOF():35===e?n.ccAON():36===e?n.ccDER():37===e?n.ccRU(2):38===e?n.ccRU(3):39===e?n.ccRU(4):40===e?n.ccFON():41===e?n.ccRDC():42===e?n.ccTR():43===e?n.ccRTD():44===e?n.ccEDM():45===e?n.ccCR():46===e?n.ccENM():47===e&&n.ccEOC():n.ccTO(e-32),mr(t,e,r),this.currentChannel=i,!0},e.parseMidrow=function(t,e){var r=0;if((17===t||25===t)&&e>=32&&e<=47){if((r=17===t?1:2)!==this.currentChannel)return this.logger.log(ze.ERROR,"Mismatch channel in midrow parsing"),!1;var i=this.channels[r];return!!i&&(i.ccMIDROW(e),this.logger.log(ze.DEBUG,"MIDROW ("+dr([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(yr(t,e,i))return mr(null,null,i),!0;var n=t<=23?1:2;r=e>=64&&e<=95?1===n?nr[t]:sr[t]:1===n?ar[t]:or[t];var a=this.channels[n];return!!a&&(a.setPAC(this.interpretPAC(r,e)),mr(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;if(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(ze.INFO,"Special char '"+er(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.");E=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"positionAlign",n({},l,{get:function(){return T},set:function(t){var e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");T=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"size",n({},l,{get:function(){return S},set:function(t){if(t<0||t>100)throw new Error("Size must be between 0 and 100.");S=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"align",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}})),o.displayState=void 0}return a.prototype.getCueAsHTML=function(){return self.WebVTT.convertCueToDOMTree(self,this.text)},a}();var br=function(){function t(){}return 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e=Lr(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 Ar;Dr(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",Rr,"end"]);break;case"position":n=e.split(","),i.percent(t,n[0]),2===n.length&&i.alt("positionAlign",n[1],["start",Rr,"end","line-left","line-right","auto"]);break;case"size":i.percent(t,e);break;case"align":i.alt(t,e,["start",Rr,"end","left","right"])}}),/:/,/\s/),e.region=i.get("region",null),e.vertical=i.get("vertical","");var n=i.get("line","auto");"auto"===n&&-1===kr.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",Rr);var a=i.get("position","auto");"auto"===a&&50===kr.position&&(a="start"===e.align||"left"===e.align?0:"end"===e.align||"right"===e.align?100:50),e.position=a}(t,e)}function wr(t){return t.replace(//gi,"\n")}var Cr=function(){function t(){this.state="INITIAL",this.buffer="",this.decoder=new br,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=wr(t);r>>0).toString()};function Mr(t,e,r){return Fr(t.toString())+Fr(e.toString())+Fr(r)}function Nr(){return Nr=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),d=!0,f/(r-e)>.5))return}if(d||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.Events.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.Events.FRAG_LOADED,t)})))},e.getExistingTrack=function(t){var e=this.media;if(e)for(var r=0;r0&&c.push(t)},d.onparsingerror=function(t){u=t},d.onflush=function(){u?l(u):o(c)},h.forEach((function(t){if(m){if(xr(t,"X-TIMESTAMP-MAP=")){m=!1,t.slice(16).split(",").forEach((function(t){xr(t,"LOCAL:")?g=t.slice(6):xr(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(!((0,a.isFiniteNumber)(e)&&(0,a.isFiniteNumber)(r)&&(0,a.isFiniteNumber)(i)&&(0,a.isFiniteNumber)(n)))throw Error("Malformed X-TIMESTAMP-MAP: Local:"+t);return e+=1e3*r,(e+=6e4*i)+36e5*n}(g)/1e3}catch(t){u=t}return}""===t&&(m=!1)}d.parse(t+"\n")})),d.flush()}(null!==(i=t.initSegment)&&void 0!==i&&i.data?(0,R.appendUint8Array)(t.initSegment.data,new Uint8Array(e)):e,this.initPTS[t.cc],this.timescale[t.cc],r,t.cc,t.start,(function(e){n._appendCues(e,t.level),o.trigger(s.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:t})}),(function(r){n._fallbackToIMSC1(t,e),l.logger.log("Failed to parse VTT cue: "+r),o.trigger(s.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t,error:r})}))},e._fallbackToIMSC1=function(t,e){var r=this,i=this.tracks[t.level];i.textCodec||Hr(e,this.initPTS[t.cc],this.timescale[t.cc],(function(){i.textCodec=Ur,r._parseIMSC1(t,e)}),(function(){i.textCodec="wvtt"}))},e._appendCues=function(t,e){var r=this.hls;if(this.config.renderTextTracksNatively){var i=this.textTracks[e];if(!i||"disabled"===i.mode)return;t.forEach((function(t){return X(i,t)}))}else{var n=this.tracks[e];if(!n)return;var a=n.default?"default":"subtitles"+e;r.trigger(s.Events.CUES_PARSED,{type:"subtitles",cues:t,track:a})}},e.onFragDecrypted=function(t,e){var r=e.frag;if(r.type===V.PlaylistLevelType.SUBTITLE){if(!(0,a.isFiniteNumber)(this.initPTS[r.cc]))return void this.unparsedVttFrags.push(e);this.onFragLoaded(s.Events.FRAG_LOADED,e)}},e.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},e.onFragParsingUserdata=function(t,e){var r=this.cea608Parser1,i=this.cea608Parser2;if(this.enabled&&r&&i){var n=e.frag,a=e.samples;if(n.type!==V.PlaylistLevelType.MAIN||"NONE"!==this.closedCaptionsForLevel(n))for(var s=0;s0&&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}}},i.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)},i.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())},i.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},i.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}}])&&$r(e.prototype,r),Object.defineProperty(e,"prototype",{writable:!1}),t}(),Zr=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.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},e.unregisterListeners=function(){this.hls.off(s.Events.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,d=this.hls;if(d.trigger(s.Events.FPS_DROP,{currentDropped:a,currentDecoded:o,totalDroppedFrames:r}),u>0&&a>d.config.fpsDroppedMonitoringThreshold*o){var h=d.currentLevel;l.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+h),h>0&&(-1===d.autoLevelCapping||d.autoLevelCapping>=h)&&(h-=1,d.trigger(s.Events.FPS_DROP_LEVEL_CAPPING,{level:h,droppedLevel:d.currentLevel}),d.autoLevelCapping=h,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}();var ti=r(300);function ei(t){var e="function"==typeof Map?new Map:void 0;return ei=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 ri(t,arguments,ai(this).constructor)}return i.prototype=Object.create(t.prototype,{constructor:{value:i,enumerable:!1,writable:!0,configurable:!0}}),ni(i,t)},ei(t)}function ri(t,e,r){return ri=ii()?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&&ni(n,r.prototype),n},ri.apply(null,arguments)}function ii(){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 ni(t,e){return ni=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t},ni(t,e)}function ai(t){return ai=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(t){return t.__proto__||Object.getPrototypeOf(t)},ai(t)}var si="[eme]",oi=function(){function t(e){this.hls=void 0,this.config=void 0,this.media=null,this.keyFormatPromise=null,this.keySystemAccessPromises={},this._requestLicenseFailureCount=0,this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},this.setMediaKeysQueue=t.CDMCleanupPromise?[t.CDMCleanupPromise]:[],this.onMediaEncrypted=this._onMediaEncrypted.bind(this),this.onWaitingForKey=this._onWaitingForKey.bind(this),this.debug=l.logger.debug.bind(l.logger,si),this.log=l.logger.log.bind(l.logger,si),this.warn=l.logger.warn.bind(l.logger,si),this.error=l.logger.error.bind(l.logger,si),this.hls=e,this.config=e.config,this.registerListeners()}var e=t.prototype;return e.destroy=function(){this.unregisterListeners(),this.onMediaDetached(),this.hls=this.onMediaEncrypted=this.onWaitingForKey=this.keyIdToKeySessionPromise=null},e.registerListeners=function(){this.hls.on(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(s.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(s.Events.MANIFEST_LOADED,this.onManifestLoaded,this)},e.unregisterListeners=function(){this.hls.off(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(s.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(s.Events.MANIFEST_LOADED,this.onManifestLoaded,this)},e.getLicenseServerUrl=function(t){var e=this.config,r=e.drmSystems,i=e.widevineLicenseUrl,n=r[t];if(n)return n.licenseUrl;if(t===m.WIDEVINE&&i)return i;throw new Error('no license server URL configured for key-system "'+t+'"')},e.getServerCertificateUrl=function(t){var e=this.config.drmSystems[t];if(e)return e.serverCertificateUrl;this.log('No Server Certificate in config.drmSystems["'+t+'"]')},e.attemptKeySystemAccess=function(t){var e=this,r=this.hls.levels,i=function(t,e,r){return!!t&&r.indexOf(t)===e},n=r.map((function(t){return t.audioCodec})).filter(i),a=r.map((function(t){return t.videoCodec})).filter(i);return n.length+a.length===0&&a.push("avc1.42e01e"),new Promise((function(r,i){!function t(s){var l=s.shift();e.getMediaKeysPromise(l,n,a).then((function(t){return r({keySystem:l,mediaKeys:t})})).catch((function(e){s.length?t(s):i(e instanceof li?e:new li({type:o.ErrorTypes.KEY_SYSTEM_ERROR,details:o.ErrorDetails.KEY_SYSTEM_NO_ACCESS,error:e,fatal:!0},e.message))}))}(t)}))},e.requestMediaKeySystemAccess=function(t,e){var r=this.config.requestMediaKeySystemAccessFunc;if("function"!=typeof r){var i="Configured requestMediaKeySystemAccess is not a function "+r;return null===k&&"http:"===self.location.protocol&&(i="navigator.requestMediaKeySystemAccess is not available over insecure protocol "+location.protocol),Promise.reject(new Error(i))}return r(t,e)},e.getMediaKeysPromise=function(t,e,r){var i=this,n=function(t,e,r,i){var n;switch(t){case m.FAIRPLAY:n=["cenc","sinf"];break;case m.WIDEVINE:case m.PLAYREADY:n=["cenc"];break;case m.CLEARKEY:n=["cenc","keyids"];break;default:throw new Error("Unknown key-system: "+t)}return function(t,e,r,i){return[{initDataTypes:t,persistentState:i.persistentState||"not-allowed",distinctiveIdentifier:i.distinctiveIdentifier||"not-allowed",sessionTypes:i.sessionTypes||[i.sessionType||"temporary"],audioCapabilities:e.map((function(t){return{contentType:'audio/mp4; codecs="'+t+'"',robustness:i.audioRobustness||"",encryptionScheme:i.audioEncryptionScheme||null}})),videoCapabilities:r.map((function(t){return{contentType:'video/mp4; codecs="'+t+'"',robustness:i.videoRobustness||"",encryptionScheme:i.videoEncryptionScheme||null}}))}]}(n,e,r,i)}(t,e,r,this.config.drmSystemOptions),a=this.keySystemAccessPromises[t],s=null==a?void 0:a.keySystemAccess;if(!s){this.log('Requesting encrypted media "'+t+'" key-system access with config: '+JSON.stringify(n)),s=this.requestMediaKeySystemAccess(t,n);var o=this.keySystemAccessPromises[t]={keySystemAccess:s};return s.catch((function(e){i.log('Failed to obtain access to key-system "'+t+'": '+e)})),s.then((function(e){i.log('Access for key-system "'+e.keySystem+'" obtained');var r=i.fetchServerCertificate(t);return i.log('Create media-keys for "'+t+'"'),o.mediaKeys=e.createMediaKeys().then((function(e){return i.log('Media-keys created for "'+t+'"'),r.then((function(r){return r?i.setMediaKeysServerCertificate(e,t,r):e}))})),o.mediaKeys.catch((function(e){i.error('Failed to create media-keys for "'+t+'"}: '+e)})),o.mediaKeys}))}return s.then((function(){return a.mediaKeys}))},e.createMediaKeySessionContext=function(t){var e=t.decryptdata,r=t.keySystem,i=t.mediaKeys;this.log('Creating key-system session "'+r+'" keyId: '+ti.default.hexDump(e.keyId||[]));var n=i.createSession(),a={decryptdata:e,keySystem:r,mediaKeys:i,mediaKeysSession:n,keyStatus:"status-pending"};return this.mediaKeySessions.push(a),a},e.renewKeySession=function(t){var e=t.decryptdata;if(e.pssh){var r=this.createMediaKeySessionContext(t),i=this.getKeyIdString(e);this.keyIdToKeySessionPromise[i]=this.generateRequestWithPreferredKeySession(r,"cenc",e.pssh,"expired")}else this.warn("Could not renew expired session. Missing pssh initData.");this.removeSession(t)},e.getKeyIdString=function(t){if(!t)throw new Error("Could not read keyId of undefined decryptdata");if(null===t.keyId)throw new Error("keyId is null");return ti.default.hexDump(t.keyId)},e.updateKeySession=function(t,e){var r,i=t.mediaKeysSession;return this.log('Updating key-session "'+i.sessionId+'" for keyID '+ti.default.hexDump((null===(r=t.decryptdata)||void 0===r?void 0:r.keyId)||[])+"\n } (data length: "+(e?e.byteLength:e)+")"),i.update(e)},e.selectKeySystemFormat=function(t){var e=Object.keys(t.levelkeys||{});return this.keyFormatPromise||(this.log("Selecting key-system from fragment (sn: "+t.sn+" "+t.type+": "+t.level+") key formats "+e.join(", ")),this.keyFormatPromise=this.getKeyFormatPromise(e)),this.keyFormatPromise},e.getKeyFormatPromise=function(t){var e=this;return new Promise((function(r,i){var n=D(e.config),a=t.map(L).filter((function(t){return!!t&&-1!==n.indexOf(t)}));return e.getKeySystemSelectionPromise(a).then((function(t){var e=t.keySystem,n=A(e);n?r(n):i(new Error('Unable to find format for key-system "'+e+'"'))})).catch(i)}))},e.loadKey=function(t){var e=this,r=t.keyInfo.decryptdata,i=this.getKeyIdString(r),n="(keyId: "+i+' format: "'+r.keyFormat+'" method: '+r.method+" uri: "+r.uri+")";this.log("Starting session for key "+n);var a=this.keyIdToKeySessionPromise[i];return a||(a=this.keyIdToKeySessionPromise[i]=this.getKeySystemForKeyPromise(r).then((function(i){var a=i.keySystem,s=i.mediaKeys;return e.throwIfDestroyed(),e.log("Handle encrypted media sn: "+t.frag.sn+" "+t.frag.type+": "+t.frag.level+" using key "+n),e.attemptSetMediaKeys(a,s).then((function(){e.throwIfDestroyed();var t=e.createMediaKeySessionContext({keySystem:a,mediaKeys:s,decryptdata:r});return e.generateRequestWithPreferredKeySession(t,"cenc",r.pssh,"playlist-key")}))}))).catch((function(t){return e.handleError(t)})),a},e.throwIfDestroyed=function(t){if(void 0===t&&(t="Invalid state"),!this.hls)throw new Error("invalid state")},e.handleError=function(t){this.hls&&(this.error(t.message),t instanceof li?this.hls.trigger(s.Events.ERROR,t.data):this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.KEY_SYSTEM_ERROR,details:o.ErrorDetails.KEY_SYSTEM_NO_KEYS,error:t,fatal:!0}))},e.getKeySystemForKeyPromise=function(t){var e=this.getKeyIdString(t),r=this.keyIdToKeySessionPromise[e];if(!r){var i=L(t.keyFormat),n=i?[i]:D(this.config);return this.attemptKeySystemAccess(n)}return r},e.getKeySystemSelectionPromise=function(t){if(t.length||(t=D(this.config)),0===t.length)throw new li({type:o.ErrorTypes.KEY_SYSTEM_ERROR,details:o.ErrorDetails.KEY_SYSTEM_NO_CONFIGURED_LICENSE,fatal:!0},"Missing key-system license configuration options "+JSON.stringify({drmSystems:this.config.drmSystems}));return this.attemptKeySystemAccess(t)},e._onMediaEncrypted=function(t){var e=this,r=t.initDataType,i=t.initData;if(this.debug('"'+t.type+'" event: init data type: "'+r+'"'),null!==i){var n,a;if("sinf"===r&&this.config.drmSystems[m.FAIRPLAY]){var s=(0,R.bin2str)(new Uint8Array(i));try{var o=S(JSON.parse(s).sinf),l=(0,R.parseSinf)(new Uint8Array(o));if(!l)return;n=l.subarray(8,24),a=m.FAIRPLAY}catch(t){return void this.warn('Failed to parse sinf "encrypted" event message initData')}}else{var u=(0,R.parsePssh)(i);if(null===u)return;0===u.version&&u.systemId===E.WIDEVINE&&u.data&&(n=u.data.subarray(8,24)),a=function(t){if(t===E.WIDEVINE)return m.WIDEVINE}(u.systemId)}if(a&&n){for(var d=ti.default.hexDump(n),h=this.keyIdToKeySessionPromise,c=this.mediaKeySessions,f=h[d],g=function(t){var a=c[t],s=a.decryptdata;if(s.pssh||!s.keyId)return"continue";var o=ti.default.hexDump(s.keyId);return d===o||-1!==s.uri.replace(/-/g,"").indexOf(d)?(f=h[o],delete h[o],s.pssh=new Uint8Array(i),s.keyId=n,f=h[d]=f.then((function(){return e.generateRequestWithPreferredKeySession(a,r,i,"encrypted-event-key-match")})),"break"):void 0},v=0;v3||s.status>=400&&s.status<500)n(new li({type:o.ErrorTypes.KEY_SYSTEM_ERROR,details:o.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0,networkDetails:s},"License Request XHR failed ("+a+"). 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n=i.length;t.CDMCleanupPromise=Promise.all(i.map((function(t){return e.removeSession(t)})).concat(null==r?void 0:r.setMediaKeys(null).catch((function(t){e.log("Could not clear media keys: "+t+". media.src: "+(null==r?void 0:r.src))})))).then((function(){n&&(e.log("finished closing key sessions and clearing media keys"),i.length=0)})).catch((function(t){e.log("Could not close sessions and clear media keys: "+t+". media.src: "+(null==r?void 0:r.src))}))},e.onManifestLoaded=function(t,e){var r=e.sessionKeys;if(r&&this.config.emeEnabled&&!this.keyFormatPromise){var i=r.reduce((function(t,e){return-1===t.indexOf(e.keyFormat)&&t.push(e.keyFormat),t}),[]);this.log("Selecting key-system from session-keys "+i.join(", ")),this.keyFormatPromise=this.getKeyFormatPromise(i)}},e.removeSession=function(t){var e=this,r=t.mediaKeysSession,i=t.licenseXhr;if(r){this.log("Remove licenses and keys and close session 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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,d=e.pixelRatio[0],h=e.pixelRatio[1];return t.box(t.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,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([d>>24,d>>16&255,d>>8&255,255&d,h>>24,h>>16&255,h>>8&255,255&h])))},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||[],d=u.length,h=12+16*d,c=new Uint8Array(h);for(r+=8+h,c.set(["video"===e.type?1:0,0,15,1,d>>>24&255,d>>>16&255,d>>>8&255,255&d,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;const o=s;var l=r(851),u=r(973),d=r(93),h=r(308),c=r(673);function f(){return f=Object.assign?Object.assign.bind():function(t){for(var e=1;e0?t:r.pts}),t[0].pts);return e&&d.logger.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,T=n,S=t.pid>-1,b=e.pid>-1,L=e.samples.length,A=t.samples.length>0,D=s&&L>0||L>1;if((!S||A)&&(!b||D)||this.ISGenerated||s){this.ISGenerated||(c=this.generateIS(t,e,n));var k,R=this.isVideoContiguous,I=-1;if(D&&(I=function(t){for(var e=0;e0){d.logger.warn("[mp4-remuxer]: Dropped "+I+" out of "+L+" video samples due to a missing keyframe");var w=this.getVideoStartPts(e.samples);e.samples=e.samples.slice(I),e.dropped+=I,k=T+=(e.samples[0].pts-w)/e.inputTimeScale}else-1===I&&(d.logger.warn("[mp4-remuxer]: No keyframe found out of "+L+" video samples"),v=!1);if(this.ISGenerated){if(A&&D){var C=this.getVideoStartPts(e.samples),_=(m(t.samples[0].pts,C)-C)/e.inputTimeScale;p+=Math.max(0,_),T+=Math.max(0,-_)}if(A){if(t.samplerate||(d.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),c=this.generateIS(t,e,n)),u=this.remuxAudio(t,p,this.isAudioContiguous,a,b||D||o===h.PlaylistLevelType.AUDIO?T:void 0),D){var P=u?u.endPTS-u.startPTS:0;e.inputTimeScale||(d.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),c=this.generateIS(t,e,n)),l=this.remuxVideo(e,T,R,P)}}else D&&(l=this.remuxVideo(e,T,R,0));l&&(l.firstKeyFrame=I,l.independent=-1!==I,l.firstKeyFramePTS=k)}}return this.ISGenerated&&(r.samples.length&&(g=y(r,n,this._initPTS,this._initDTS)),i.samples.length&&(f=E(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,d=this.typeSupported,h={},c=!(0,i.isFiniteNumber)(this._initPTS),f="audio/mp4";if(c&&(n=a=1/0),t.config&&l.length&&(t.timescale=t.samplerate,"mp3"===t.segmentCodec&&(d.mpeg?(f="audio/mpeg",t.codec=""):d.mp3&&(t.codec="mp3")),h.audio={id:"audio",container:f,codec:t.codec,initSegment:"mp3"===t.segmentCodec&&d.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,h.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,m(u[0].dts,g)-v),n=Math.min(n,g-v)}if(Object.keys(h).length)return this.ISGenerated=!0,c&&(this._initPTS=n,this._initDTS=a),{tracks:h,initPTS:n,timescale:s}},e.remuxVideo=function(t,e,r,i){var n,a,s=t.inputTimeScale,h=t.samples,p=[],y=h.length,E=this._initPTS,S=this.nextAvcDts,b=8,L=this.videoSampleDuration,A=Number.POSITIVE_INFINITY,D=Number.NEGATIVE_INFINITY,k=!1;r&&null!==S||(S=e*s-(h[0].pts-m(h[0].dts,h[0].pts)));for(var R=0;R0?R-1:R].dts&&(k=!0)}k&&h.sort((function(t,e){var r=t.dts-e.dts,i=t.pts-e.pts;return r||i})),n=h[0].dts;var w=h[h.length-1].dts-n,C=w?Math.round(w/(y-1)):L||t.inputTimeScale/30;if(r){var _=n-S,P=_>C,O=_<-1;if((P||O)&&(P?d.logger.warn("AVC: "+(0,c.toMsFromMpegTsClock)(_,!0)+" ms ("+_+"dts) hole between fragments detected, filling it"):d.logger.warn("AVC: "+(0,c.toMsFromMpegTsClock)(-_,!0)+" ms ("+_+"dts) overlapping between fragments detected"),!O||S>h[0].pts)){n=S;var x=h[0].pts-_;h[0].dts=n,h[0].pts=x,d.logger.log("Video: First PTS/DTS adjusted: "+(0,c.toMsFromMpegTsClock)(x,!0)+"/"+(0,c.toMsFromMpegTsClock)(n,!0)+", delta: "+(0,c.toMsFromMpegTsClock)(_,!0)+" ms")}}n=Math.max(0,n);for(var F=0,M=0,N=0;N0?J.dts-h[$-1].dts:C;if(st=$>0?J.pts-h[$-1].pts:C,ot.stretchShortVideoTrack&&null!==this.nextAudioPts){var ut=Math.floor(ot.maxBufferHole*s),dt=(i?A+i*s:this.nextAudioPts)-J.pts;dt>ut?((L=dt-lt)<0?L=lt:W=!0,d.logger.log("[mp4-remuxer]: It is approximately "+dt/90+" ms to the next segment; using duration "+L/90+" ms for the last video frame.")):L=lt}else L=lt}var ht=Math.round(J.pts-J.dts);q=Math.min(q,L),z=Math.max(z,L),X=Math.min(X,st),Q=Math.max(Q,st),p.push(new T(J.key,L,tt,ht))}if(p.length)if(g){if(g<70){var ct=p[0].flags;ct.dependsOn=2,ct.isNonSync=0}}else if(v&&Q-X0&&(i&&Math.abs(A-L)<9e3||Math.abs(m(S[0].pts-v,A)-L)<20*g),S.forEach((function(t){t.pts=m(t.pts-v,A)})),!r||L<0){if(S=S.filter((function(t){return t.pts>=0})),!S.length)return;L=0===a?0:i&&!E?Math.max(0,A):S[0].pts}if("aac"===t.segmentCodec)for(var D=this.config.maxAudioFramesDrift,k=0,R=L;k=D*g&&_<1e4&&E){var P=Math.round(C/g);(R=w-P*g)<0&&(P--,R+=g),0===k&&(this.nextAudioPts=L=R),d.logger.warn("[mp4-remuxer]: Injecting "+P+" audio frame @ "+(R/s).toFixed(3)+"s due to "+Math.round(1e3*C/s)+" ms gap.");for(var O=0;O0))return;B+=b;try{M=new Uint8Array(B)}catch(t){return void this.observer.emit(l.Events.ERROR,l.Events.ERROR,{type:u.ErrorTypes.MUX_ERROR,details:u.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:B,reason:"fail allocating audio mdat "+B})}p||(new DataView(M.buffer).setUint32(0,B),M.set(o.types.mdat,4))}M.set(V,b);var W=V.byteLength;b+=W,y.push(new T(!0,c,W,0)),U=Y}var q=y.length;if(q){var X=y[y.length-1];this.nextAudioPts=L=U+h*X.duration;var z=p?new Uint8Array(0):o.moof(t.sequenceNumber++,N/h,f({},t,{samples:y}));t.samples=[];var Q=N/s,$=L/s,J={data1:z,data2:M,startPTS:Q,endPTS:$,startDTS:Q,endDTS:$,type:"audio",hasAudio:!0,hasVideo:!1,nb:q};return this.isAudioContiguous=!0,J}},e.remuxEmptyAudio=function(t,e,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,h=1024*s,c=Math.ceil((u-l)/h),f=n.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);if(d.logger.warn("[mp4-remuxer]: remux empty Audio"),f){for(var g=[],v=0;v4294967296;)t+=r;return t}function y(t,e,r,i){var n=t.samples.length;if(n){for(var a=t.inputTimeScale,s=0;s{"use strict";var i;r.r(e),r.d(e,{MetadataSchema:()=>i}),function(t){t.audioId3="org.id3",t.dateRange="com.apple.quicktime.HLS",t.emsg="https://aomedia.org/emsg/ID3"}(i||(i={}))},308:(t,e,r)=>{"use strict";var i,n;r.r(e),r.d(e,{PlaylistContextType:()=>i,PlaylistLevelType:()=>n}),function(t){t.MANIFEST="manifest",t.LEVEL="level",t.AUDIO_TRACK="audioTrack",t.SUBTITLE_TRACK="subtitleTrack"}(i||(i={})),function(t){t.MAIN="main",t.AUDIO="audio",t.SUBTITLE="subtitle"}(n||(n={}))},300:(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>i});const i={hexDump:function(t){for(var e="",r=0;r{"use strict";r.r(e),r.d(e,{enableLogs:()=>o,logger:()=>l});var i=function(){},n={trace:i,debug:i,log:i,warn:i,info:i,error:i},a=n;function s(t){var e=self.console[t];return e?e.bind(self.console,"["+t+"] >"):i}function o(t,e){if(self.console&&!0===t||"object"==typeof t){!function(t){for(var e=arguments.length,r=new Array(e>1?e-1:0),i=1;i{"use 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i=this.extractID3Track(e,this.timeOffset);return r.samples=(0,d.parseSamples)(t,e),{videoTrack:e,audioTrack:u(),id3Track:i,textTrack:u()}},e.extractID3Track=function(t,e){var r=this.id3Track;if(t.samples.length){var i=(0,d.findBox)(t.samples,["emsg"]);i&&i.forEach((function(t){var i=(0,d.parseEmsg)(t);if(k.test(i.schemeIdUri)){var n=(0,s.isFiniteNumber)(i.presentationTime)?i.presentationTime/i.timeScale:e+i.presentationTimeDelta/i.timeScale,a=4294967295===i.eventDuration?Number.POSITIVE_INFINITY:i.eventDuration/i.timeScale;a<=.001&&(a=Number.POSITIVE_INFINITY);var o=i.payload;r.samples.push({data:o,len:o.byteLength,dts:n,pts:n,type:l.MetadataSchema.emsg,duration:a})}}))}return r},e.demuxSampleAes=function(t,e,r){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))},e.destroy=function(){},t}();var I=null,w=[32,64,96,128,160,192,224,256,288,320,352,384,416,448,32,48,56,64,80,96,112,128,160,192,224,256,320,384,32,40,48,56,64,80,96,112,128,160,192,224,256,320,32,48,56,64,80,96,112,128,144,160,176,192,224,256,8,16,24,32,40,48,56,64,80,96,112,128,144,160],C=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],_=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],P=[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*w[14*(3===r?3-i:3===i?3:4)+n-1],u=C[3*(3===r?0:2===r?1:2)+a],d=3===o?1:2,h=_[r][i],c=P[i],f=8*h*c,g=Math.floor(h*l/u+s)*c;if(null===I){var v=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);I=v?parseInt(v[1]):0}return!!I&&I<=87&&2===i&&l>=224e3&&0===o&&(t[e+3]=128|t[e+3]),{sampleRate:u,channelCount:d,frameLength:g,samplesPerFrame:f}}}function F(t,e){return 255===t[e]&&224==(224&t[e+1])&&0!=(6&t[e+1])}function M(t,e){return e+1t?(this.word<<=t,this.bitsAvailable-=t):(t-=this.bitsAvailable,t-=(e=t>>3)<<3,this.bytesAvailable-=e,this.loadWord(),this.word<<=t,this.bitsAvailable-=t)},e.readBits=function(t){var e=Math.min(this.bitsAvailable,t),r=this.word>>>32-e;if(t>32&&v.logger.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=e,this.bitsAvailable>0)this.word<<=e;else{if(!(this.bytesAvailable>0))throw new Error("no bits available");this.loadWord()}return(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||(this.decryptAacSample(t,e,r),this.decrypter.isSync())))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||(this.decryptAvcSample(t,e,r,i,a),this.decrypter.isSync())))return}}},t}();function G(){return G=Object.assign?Object.assign.bind():function(t){for(var e=1;e1;){var l=new Uint8Array(o[0].length+o[1].length);l.set(o[0]),l.set(o[1],o[0].length),o[0]=l,o.splice(1,1)}if(1===((e=o[0])[0]<<16)+(e[1]<<8)+e[2]){if((r=(e[4]<<8)+e[5])&&r>t.size-6)return null;var u=e[7];192&u&&(n=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,64&u?n-(a=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2)>54e5&&(v.logger.warn(Math.round((n-a)/9e4)+"s delta between PTS and DTS, align them"),n=a):a=n);var d=(i=e[8])+9;if(t.size<=d)return null;t.size-=d;for(var h=new Uint8Array(t.size),c=0,f=o.length;cg){d-=g;continue}e=e.subarray(d),g-=d,d=0}h.set(e,s),s+=g}return r&&(r-=i+3),{data:h,pts:n,dts:a,len:r}}return null}function q(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.logger.log(t.pts+"/"+t.dts+":"+t.debug)}const X=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._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&&v.logger.warn("MPEG2-TS detected but first sync word found @ offset "+r),-1!==r},t.syncOffset=function(t){for(var e=t.length,r=Math.min(940,t.length-K)+1,i=0;ir)return i;i++}return-1},t.createTrack=function(t,e){return{container:"video"===t||"audio"===t?"video/mp2t":void 0,type:t,id:d.RemuxerTrackIdConfig[t],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===t?e:void 0}};var e=t.prototype;return e.resetInitSegment=function(e,r,i,n){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=t.createTrack("video"),this._audioTrack=t.createTrack("audio",n),this._id3Track=t.createTrack("id3"),this._txtTrack=t.createTrack("text"),this._audioTrack.segmentCodec="aac",this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.audioCodec=r,this.videoCodec=i,this._duration=n},e.resetTimeStamp=function(){},e.resetContiguity=function(){var t=this._audioTrack,e=this._avcTrack,r=this._id3Track;t&&(t.pesData=null),e&&(e.pesData=null),r&&(r.pesData=null),this.aacOverFlow=null,this.avcSample=null,this.remainderData=null},e.demux=function(e,r,a,s){var o;void 0===a&&(a=!1),void 0===s&&(s=!1),a||(this.sampleAes=null);var l=this._avcTrack,u=this._audioTrack,h=this._id3Track,c=this._txtTrack,f=l.pid,g=l.pesData,p=u.pid,m=h.pid,y=u.pesData,E=h.pesData,T=null,S=this.pmtParsed,b=this._pmtId,L=e.length;if(this.remainderData&&(L=(e=(0,d.appendUint8Array)(this.remainderData,e)).length,this.remainderData=null),L>4>1){if((w=k+5+e[k+4])===k+K)continue}else w=k+4;switch(I){case f:R&&(g&&(o=W(g))&&this.parseAVCPES(l,c,o,!1),g={data:[],size:0}),g&&(g.data.push(e.subarray(w,k+K)),g.size+=k+K-w);break;case p:if(R){if(y&&(o=W(y)))switch(u.segmentCodec){case"aac":this.parseAACPES(u,o);break;case"mp3":this.parseMPEGPES(u,o)}y={data:[],size:0}}y&&(y.data.push(e.subarray(w,k+K)),y.size+=k+K-w);break;case m:R&&(E&&(o=W(E))&&this.parseID3PES(h,o),E={data:[],size:0}),E&&(E.data.push(e.subarray(w,k+K)),E.size+=k+K-w);break;case 0:R&&(w+=e[w]+1),b=this._pmtId=V(e,w);break;case b:R&&(w+=e[w]+1);var C=Y(e,w,this.typeSupported,a);(f=C.avc)>0&&(l.pid=f),(p=C.audio)>0&&(u.pid=p,u.segmentCodec=C.segmentCodec),(m=C.id3)>0&&(h.pid=m),null===T||S||(v.logger.warn("MPEG-TS PMT found at "+k+" after unknown PID '"+T+"'. Backtracking to sync byte @"+A+" to parse all TS packets."),T=null,k=A-188),S=this.pmtParsed=!0;break;case 17:case 8191:break;default:T=I}}else D++;D>0&&this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"Found "+D+" TS packet/s that do not start with 0x47"}),l.pesData=g,u.pesData=y,h.pesData=E;var _={audioTrack:u,videoTrack:l,id3Track:h,textTrack:c};return s&&this.extractRemainingSamples(_),_},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=W(s))?(this.parseAVCPES(i,a,e,!0),i.pesData=null):i.pesData=s,o&&(e=W(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.logger.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=o;l&&(e=W(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 B(this.observer,this.config,e);return this.decrypt(i,n)},e.decrypt=function(t,e){return new Promise((function(r){var i=t.audioTrack,n=t.videoTrack;i.samples&&"aac"===i.segmentCodec?e.decryptAacSamples(i.samples,0,(function(){n.samples?e.decryptAvcSamples(n.samples,0,0,(function(){r(t)})):r(t)})):n.samples&&e.decryptAvcSamples(n.samples,0,0,(function(){r(t)}))}))},e.destroy=function(){this._duration=0},e.parseAVCPES=function(t,e,r,i){var n,a=this,s=this.parseAVCNALu(t,r.data),o=this.avcSample,l=!1;r.data=null,o&&s.length&&!t.audFound&&(q(o,t),o=this.avcSample=H(!1,r.pts,r.dts,"")),s.forEach((function(i){switch(i.type){case 1:n=!0,o||(o=a.avcSample=H(!0,r.pts,r.dts,"")),o.frame=!0;var s=i.data;if(l&&s.length>4){var u=new U(s).readSliceType();2!==u&&4!==u&&7!==u&&9!==u||(o.key=!0)}break;case 5:n=!0,o||(o=a.avcSample=H(!0,r.pts,r.dts,"")),o.key=!0,o.frame=!0;break;case 6:n=!0,(0,d.parseSEIMessageFromNALu)(i.data,1,r.pts,e.samples);break;case 7:if(n=!0,l=!0,!t.sps){var h=new U(i.data).readSPS();t.width=h.width,t.height=h.height,t.pixelRatio=h.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&&q(o,t),o=a.avcSample=H(!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&&(q(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,d=0;for(-1===a&&(u=0,d=31&e[0],a=0,l=1);l=0){var h={data:e.subarray(u,l-a-1),type:d};o.push(h)}else{var c=this.getLastNalUnit(t.samples);if(c&&(s&&l<=4-s&&c.state&&(c.data=c.data.subarray(0,c.data.byteLength-s)),(i=l-a-1)>0)){var f=new Uint8Array(c.data.byteLength+i);f.set(c.data,0),f.set(e.subarray(0,i),c.data.byteLength),c.data=f,c.state=0}}l=0&&a>=0){var g={data:e.subarray(u,n),type:d,state:a};o.push(g)}if(0===o.length){var v=this.getLastNalUnit(t.samples);if(v){var p=new Uint8Array(v.data.byteLength+e.byteLength);p.set(v.data,0),p.set(e,v.data.byteLength),v.data=p}}return t.naluState=a,o},e.parseAACPES=function(t,e){var r,a,s,o,l,u=0,d=this.aacOverFlow,h=e.data;if(d){this.aacOverFlow=null;var c=d.missing,f=d.sample.unit.byteLength;if(-1===c){var g=new Uint8Array(f+h.byteLength);g.set(d.sample.unit,0),g.set(h,f),h=g}else{var p=f-c;d.sample.unit.set(h.subarray(0,c),p),t.samples.push(d.sample),u=d.missing}}for(r=u,a=h.length;r4?r:"hvc1"===r||"hev1"===r?"hvc1.1.c.L120.90":"av01"===r?"av01.0.04M.08":"avc1"===r||e===J.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}const tt=function(){function t(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndTime=null}var e=t.prototype;return e.destroy=function(){},e.resetTimeStamp=function(t){this.initPTS=t,this.lastEndTime=null},e.resetNextTimestamp=function(){this.lastEndTime=null},e.resetInitSegment=function(t,e,r,i){this.audioCodec=e,this.videoCodec=r,this.generateInitSegment((0,d.patchEncyptionData)(t,i)),this.emitInitSegment=!0},e.generateInitSegment=function(t){var e=this.audioCodec,r=this.videoCodec;if(!t||!t.byteLength)return this.initTracks=void 0,void(this.initData=void 0);var i=this.initData=(0,d.parseInitSegment)(t);e||(e=Z(i.audio,J.ElementaryStreamTypes.AUDIO)),r||(r=Z(i.video,J.ElementaryStreamTypes.VIDEO));var n={};i.audio&&i.video?n.audiovideo={container:"video/mp4",codec:e+","+r,initSegment:t,id:"main"}:i.audio?n.audio={container:"audio/mp4",codec:e,initSegment:t,id:"audio"}:i.video?n.video={container:"video/mp4",codec:r,initSegment:t,id:"main"}:v.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=n},e.remux=function(t,e,r,i,n){var a,o=this.initPTS,l=this.lastEndTime,u={audio:void 0,video:void 0,text:i,id3:r,initSegment:void 0};(0,s.isFiniteNumber)(l)||(l=this.lastEndTime=n||0);var h=e.samples;if(!h||!h.length)return u;var c={initPTS:void 0,timescale:1},f=this.initData;if(f&&f.length||(this.generateInitSegment(h),f=this.initData),!f||!f.length)return v.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),u;this.emitInitSegment&&(c.tracks=this.initTracks,this.emitInitSegment=!1);var g=(0,d.getStartDTS)(f,h);(0,s.isFiniteNumber)(o)||(this.initPTS=c.initPTS=o=g-n);var p=(0,d.getDuration)(h,f),m=t?g-o:l,y=m+p;(0,d.offsetStartDTS)(f,h,o),p>0?this.lastEndTime=y:(v.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var E=!!f.audio,T=!!f.video,S="";E&&(S+="audio"),T&&(S+="video");var b={data1:h,startPTS:m,startDTS:m,endPTS:y,endDTS:y,type:S,hasAudio:E,hasVideo:T,nb:1,dropped:0};u.audio="audio"===b.type?b:void 0,u.video="audio"!==b.type?b:void 0,u.initSegment=c;var L=null!=(a=this.initPTS)?a:0;return u.id3=(0,$.flushTextTrackMetadataCueSamples)(r,n,L,L),i.samples.length&&(u.text=(0,$.flushTextTrackUserdataCueSamples)(i,n,L)),u},t}();var et;try{et=self.performance.now.bind(self.performance)}catch(t){v.logger.debug("Unable to use Performance API on this environment"),et=self.Date.now}var rt=[{demux:R,remux:tt},{demux:X,remux:$.default},{demux:D,remux:$.default},{demux:Q,remux:$.default}],it=function(){function t(t,e,r,i,n){this.async=!1,this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=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=et();var s=new Uint8Array(t),o=this.currentTransmuxState,l=this.transmuxConfig;i&&(this.currentTransmuxState=i);var u=i||o,d=u.contiguous,h=u.discontinuity,c=u.trackSwitch,f=u.accurateTimeOffset,g=u.timeOffset,v=u.initSegmentChange,p=l.audioCodec,m=l.videoCodec,y=l.defaultInitPts,E=l.duration,T=l.initSegmentData,S=function(t,e){var r=null;return t.byteLength>0&&null!=e&&null!=e.key&&null!==e.iv&&null!=e.method&&(r=e),r}(s,e);if(S&&"AES-128"===S.method){var b=this.getDecrypter();if(!b.isSync())return this.decryptionPromise=b.webCryptoDecrypt(s,S.key.buffer,S.iv.buffer).then((function(t){var e=n.push(t,null,r);return n.decryptionPromise=null,e})),this.decryptionPromise;var L=b.softwareDecrypt(s,S.key.buffer,S.iv.buffer);if(r.part>-1&&(L=b.flush()),!L)return a.executeEnd=et(),nt(r);s=new Uint8Array(L)}var A=this.needsProbing(h,c);A&&this.configureTransmuxer(s),(h||c||v||A)&&this.resetInitSegment(T,p,m,E,e),(h||v||A)&&this.resetInitialTimestamp(y),d||this.resetContiguity();var D=this.transmux(s,S,g,f,r),k=this.currentTransmuxState;return k.contiguous=!0,k.discontinuity=!1,k.trackSwitch=!1,a.executeEnd=et(),D},e.flush=function(t){var e=this,r=t.transmuxing;r.executeStart=et();var a=this.decrypter,s=this.currentTransmuxState,o=this.decryptionPromise;if(o)return o.then((function(){return e.flush(t)}));var l=[],u=s.timeOffset;if(a){var d=a.flush();d&&l.push(this.push(d,null,t))}var h=this.demuxer,c=this.remuxer;if(!h||!c)return this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),r.executeEnd=et(),[nt(t)];var f=h.flush(u);return at(f)?f.then((function(r){return e.flushRemux(l,r,t),l})):(this.flushRemux(l,f,t),l)},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.logger.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var d=this.remuxer.remux(i,n,a,s,u,l,!0,this.id);t.push({remuxResult:d,chunkMeta:r}),r.transmuxing.executeEnd=et()},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,n){var a=this.demuxer,s=this.remuxer;a&&s&&(a.resetInitSegment(t,e,r,i),s.resetInitSegment(t,e,r,n))},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 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t=this.hls;t.on(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(s.Events.LEVEL_LOADING,this.onLevelLoading,this),t.on(s.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.on(s.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.unregisterListeners=function(){var t=this.hls;t.off(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(s.Events.LEVEL_LOADING,this.onLevelLoading,this),t.off(s.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(s.Events.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:V.PlaylistContextType.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:V.PlaylistContextType.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:V.PlaylistContextType.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:V.PlaylistContextType.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 d=u.context;if(d&&d.url===t.url)return void l.logger.trace("[playlist-loader]: playlist request ongoing");l.logger.log("[playlist-loader]: aborting previous loader for type: "+t.type),u.abort()}switch(t.type){case V.PlaylistContextType.MANIFEST:r=o.manifestLoadingMaxRetry,i=o.manifestLoadingTimeOut,n=o.manifestLoadingRetryDelay,a=o.manifestLoadingMaxRetryTimeout;break;case V.PlaylistContextType.LEVEL:case V.PlaylistContextType.AUDIO_TRACK:case V.PlaylistContextType.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===V.PlaylistContextType.LEVEL&&null!==t.level?s=this.hls.levels[t.level].details:t.type===V.PlaylistContextType.AUDIO_TRACK&&null!==t.id?s=this.hls.audioTracks[t.id].details:t.type===V.PlaylistContextType.SUBTITLE_TRACK&&null!==t.id&&(s=this.hls.subtitleTracks[t.id].details),s)){var h=s.partTarget,c=s.targetduration;h&&c&&(i=Math.min(1e3*Math.max(3*h,.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){void 0===i&&(i=null),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=Y(t,r),u=N.parseMasterPlaylist(a,o),d=u.levels,c=u.sessionData,f=u.sessionKeys;if(d.length){var g=d.map((function(t){return{id:t.attrs.AUDIO,audioCodec:t.audioCodec}})),v=d.map((function(t){return{id:t.attrs.SUBTITLES,textCodec:t.textCodec}})),p=N.parseMasterPlaylistMedia(a,o,"AUDIO",g),m=N.parseMasterPlaylistMedia(a,o,"SUBTITLES",v),y=N.parseMasterPlaylistMedia(a,o,"CLOSED-CAPTIONS");p.length&&(p.some((function(t){return!t.url}))||!d[0].audioCodec||d[0].attrs.AUDIO||(l.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),p.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new h({}),bitrate:0,url:""}))),n.trigger(s.Events.MANIFEST_LOADED,{levels:d,audioTracks:p,subtitles:m,captions:y,url:o,stats:e,networkDetails:i,sessionData:c,sessionKeys:f})}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,d=r.type,c=Y(t,r),f=(0,a.isFiniteNumber)(l)?l:0,g=(0,a.isFiniteNumber)(u)?u:f,v=function(t){switch(t.type){case V.PlaylistContextType.AUDIO_TRACK:return V.PlaylistLevelType.AUDIO;case V.PlaylistContextType.SUBTITLE_TRACK:return V.PlaylistLevelType.SUBTITLE;default:return V.PlaylistLevelType.MAIN}}(r),p=N.parseLevelPlaylist(t.data,c,g,v,f);if(p.fragments.length){if(d===V.PlaylistContextType.MANIFEST){var m={attrs:new h({}),bitrate:0,details:p,name:"",url:c};n.trigger(s.Events.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:c,stats:e,networkDetails:i,sessionData:null,sessionKeys:null})}e.parsing.end=performance.now(),r.levelDetails=p,this.handlePlaylistLoaded(t,e,r,i)}else n.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:c,reason:"no fragments found in level",level:"number"==typeof r.level?r.level:void 0})},e.handleManifestParsingError=function(t,e,r,i){this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:e.type===V.PlaylistContextType.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.logger.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.ErrorDetails.UNKNOWN,a=!1,u=this.getInternalLoader(t);switch(t.type){case V.PlaylistContextType.MANIFEST:n=r?o.ErrorDetails.MANIFEST_LOAD_TIMEOUT:o.ErrorDetails.MANIFEST_LOAD_ERROR,a=!0;break;case V.PlaylistContextType.LEVEL:n=r?o.ErrorDetails.LEVEL_LOAD_TIMEOUT:o.ErrorDetails.LEVEL_LOAD_ERROR,a=!1;break;case V.PlaylistContextType.AUDIO_TRACK:n=r?o.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:o.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,a=!1;break;case V.PlaylistContextType.SUBTITLE_TRACK:n=r?o.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:o.ErrorDetails.SUBTITLE_LOAD_ERROR,a=!1}u&&this.resetInternalLoader(t.type);var d={type:o.ErrorTypes.NETWORK_ERROR,details:n,fatal:a,url:t.url,loader:u,context:t,networkDetails:e};i&&(d.response=i),this.hls.trigger(s.Events.ERROR,d)},e.handlePlaylistLoaded=function(t,e,r,i){var n=r.type,a=r.level,o=r.id,l=r.groupId,u=r.loader,d=r.levelDetails,h=r.deliveryDirectives;if(null!=d&&d.targetduration){if(u)switch(d.live&&(u.getCacheAge&&(d.ageHeader=u.getCacheAge()||0),u.getCacheAge&&!isNaN(d.ageHeader)||(d.ageHeader=0)),n){case V.PlaylistContextType.MANIFEST:case V.PlaylistContextType.LEVEL:this.hls.trigger(s.Events.LEVEL_LOADED,{details:d,level:a||0,id:o||0,stats:e,networkDetails:i,deliveryDirectives:h});break;case V.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(s.Events.AUDIO_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:e,networkDetails:i,deliveryDirectives:h});break;case V.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(s.Events.SUBTITLE_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:e,networkDetails:i,deliveryDirectives:h})}}else this.handleManifestParsingError(t,r,"invalid target duration",i)},t}();function q(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 X(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.logger.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 z(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 Q(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;for(var i=0,n=r;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;stt&&(h=tt),h-d<=0&&(h=d+.25);for(var c=0;cn.startDate&&t.push(r),t}),[]).sort((function(t,e){return t.startDate.getTime()-e.startDate.getTime()}))[0];p&&(c=et(p.startDate,g),d=!0)}for(var m,y=Object.keys(n.attr),E=0;E.05&&this.forwardBufferLength>1){var u=Math.min(2,Math.max(1,a)),d=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;t.playbackRate=Math.min(u,Math.max(1,d))}else 1!==t.playbackRate&&0!==t.playbackRate&&(t.playbackRate=1)}}}}},i.estimateLiveEdge=function(){var t=this.levelDetails;return null===t?null:t.edge+t.age},i.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 d=i;return u+Math.min(1*this.stallCount,d)}},{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}}])&&it(e.prototype,r),Object.defineProperty(e,"prototype",{writable:!1}),t}();function at(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 e.sn>t.sn?t.cc===e.cc&&t.minEndPTS?e.start=t.start+(t.minEndPTS-t.start):e.start=t.start+t.duration:e.start=Math.max(t.start-e.duration,0)}function gt(t,e,r,i,n,s){i-r<=0&&(l.logger.warn("Fragment should have a positive duration",e),i=r+e.duration,s=n+e.duration);var o=r,u=i,d=e.startPTS,h=e.endPTS;if((0,a.isFiniteNumber)(d)){var c=Math.abs(d-r);(0,a.isFiniteNumber)(e.deltaPTS)?e.deltaPTS=Math.max(c,e.deltaPTS):e.deltaPTS=c,o=Math.max(r,d),r=Math.min(r,d),n=Math.min(n,e.startDTS),u=Math.min(i,h),i=Math.max(i,h),s=Math.max(s,e.endDTS)}e.duration=i-r;var f=r-e.start;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--)ft(m[g],m[g-1]);for(g=p;g=i.length||pt(e,i[r].start)}function pt(t,e){if(e){for(var r=t.fragments,i=t.skippedSegments;i=0&&u>e.partTarget&&(o+=1)}return new lt(s,o>=0?o:void 0,st.No)}}},e.loadPlaylist=function(t){-1===this.requestScheduled&&(this.requestScheduled=self.performance.now())},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,s=e.stats,o=self.performance.now(),u=s.loading.first?Math.max(0,o-s.loading.first):0;if(n.advancedDateTime=Date.now()-u,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&&function(t,e){for(var r=null,i=t.fragments,n=i.length-1;n>=0;n--){var s=i[n].initSegment;if(s){r=s;break}}t.fragmentHint&&delete t.fragmentHint.endPTS;var o,u,d,h,c,f=0;if(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 d=l[s+u],h=o[u];i&&!h&&u0){if(r&&S>r.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+r.tuneInGoal+" to: "+S+" with playlist age: "+n.age),S=0;else{var b=Math.floor(S/n.targetduration);h+=b,void 0!==c&&(c+=Math.round(S%n.targetduration/n.partTarget)),this.log("CDN Tune-in age: "+n.ageHeader+"s last advanced "+E.toFixed(2)+"s goal: "+S+" skip sn "+b+" to part "+c)}n.tuneInGoal=S}if(d=this.getDeliveryDirectives(n,e.deliveryDirectives,h,c),f||!y)return void this.loadPlaylist(d)}else d=this.getDeliveryDirectives(n,e.deliveryDirectives,h,c);var L=this.hls.mainForwardBufferInfo,A=L?L.end-L.len:0,D=function(t,e){void 0===e&&(e=1/0);var r=1e3*t.targetduration;if(t.updated){var i=t.fragments;if(i.length&&4*r>e){var n=1e3*i[i.length-1].duration;nthis.requestScheduled+D&&(this.requestScheduled=s.loading.start):this.requestScheduled=-1,void 0!==h&&n.canBlockReload?this.requestScheduled=s.loading.first+D-(1e3*n.partTarget||1e3):this.requestScheduled=(-1===this.requestScheduled?o:this.requestScheduled)+D;var k=this.requestScheduled-o;k=Math.max(0,k),this.log("reload live playlist "+t+" in "+Math.round(k)+" ms"),this.timer=self.setTimeout((function(){return i.loadPlaylist(d)}),k)}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 yt(){return yt=Object.assign?Object.assign.bind():function(t){for(var e=1;e0){r=n[0].bitrate,n.sort((function(t,e){return t.attrs["HDCP-LEVEL"]!==e.attrs["HDCP-LEVEL"]?(t.attrs["HDCP-LEVEL"]||"")>(e.attrs["HDCP-LEVEL"]||"")?1:-1:t.bitrate!==e.bitrate?t.bitrate-e.bitrate:t.attrs.SCORE!==e.attrs.SCORE?t.attrs.decimalFloatingPoint("SCORE")-e.attrs.decimalFloatingPoint("SCORE"):d&&t.height!==e.height?t.height-e.height:0})),this._levels=n;for(var f=0;fthis.hls.config.fragLoadingMaxRetry&&(l=h)):l=h}break;case o.ErrorDetails.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:var f=s.attrs["HDCP-LEVEL"];f&&(this.hls.maxHdcpLevel=ot[ot.indexOf(f)-1],this.warn('Restricting playback to HDCP-LEVEL of "'+this.hls.maxHdcpLevel+'" or lower'));case o.ErrorDetails.FRAG_PARSING_ERROR:case o.ErrorDetails.KEY_SYSTEM_NO_SESSION:l=(null===(i=r.frag)||void 0===i?void 0:i.type)===V.PlaylistLevelType.MAIN?r.frag.level:this.currentLevelIndex,r.levelRetry=!1;break;case o.ErrorDetails.LEVEL_LOAD_ERROR:case o.ErrorDetails.LEVEL_LOAD_TIMEOUT:a&&(a.deliveryDirectives&&(d=!1),l=a.level),u=!0;break;case o.ErrorDetails.REMUX_ALLOC_ERROR:l=null!=(n=r.level)?n:this.currentLevelIndex,u=!0}void 0!==l&&this.recoverLevel(r,l,u,d)}}},l.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.loadError-1&&this.currentLevelIndex!==o?(this.warn(n+": switch to "+o),t.levelRetry=!0,this.hls.nextAutoLevel=o):!1===t.levelRetry&&(t.fatal=!0)}}},l.redundantFailover=function(t){var e=this._levels[t],r=e.url.length;if(r>1){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}},l.onFragLoaded=function(t,e){var r=e.frag;if(void 0!==r&&r.type===V.PlaylistLevelType.MAIN){var i=this._levels[r.level];void 0!==i&&(i.fragmentError=0,i.loadError=0)}},l.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)},l.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 n=i.urlId,a=i.url[n];if(e)try{a=e.addDirectives(a)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("Attempt loading level index "+r+(void 0!==(null==e?void 0:e.msn)?" at sn "+e.msn+" part "+e.part:"")+" with URL-id "+n+" "+a),this.clearTimer(),this.hls.trigger(s.Events.LEVEL_LOADING,{url:a,level:r,id:n,deliveryDirectives:e||null})}},l.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.Events.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.Events.ERROR,{type:o.ErrorTypes.OTHER_ERROR,details:o.ErrorDetails.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=yt({},l,{level:t,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete u._urlId,this.hls.trigger(s.Events.LEVEL_SWITCHING,u);var d=l.details;if(!d||d.live){var h=this.switchParams(l.uri,null==a?void 0:a.details);this.loadPlaylist(h)}}}},{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)}}])&&Et(n.prototype,a),Object.defineProperty(n,"prototype",{writable:!1}),i}(mt);!function(t){t.NOT_LOADED="NOT_LOADED",t.APPENDING="APPENDING",t.PARTIAL="PARTIAL",t.OK="OK"}(St||(St={}));var At=function(){function t(t){this.activeFragment=null,this.activeParts=null,this.endListFragments=Object.create(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.Events.BUFFER_APPENDED,this.onBufferAppended,this),t.on(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),t.on(s.Events.FRAG_LOADED,this.onFragLoaded,this)},e._unregisterListeners=function(){var t=this.hls;t.off(s.Events.BUFFER_APPENDED,this.onBufferAppended,this),t.off(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),t.off(s.Events.FRAG_LOADED,this.onFragLoaded,this)},e.destroy=function(){this._unregisterListeners(),this.fragments=this.endListFragments=this.timeRanges=this.activeFragment=this.activeParts=null},e.getAppendedFrag=function(t,e){if(e===V.PlaylistLevelType.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;this.timeRanges&&(this.timeRanges[t]=e),Object.keys(this.fragments).forEach((function(n){var a=i.fragments[n];if(a)if(a.buffered||a.loaded){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=kt(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,s.body.endList&&(this.endListFragments[s.body.type]=s)):this.removeFragment(s.body))}},e.fragBuffered=function(t){var e=kt(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=d&&o<=h){n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});break}if(ad)n.partial=!0,n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});else if(s<=d)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&&Dt(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.isEndListAppended=function(t){var e=this.endListFragments[t];return void 0!==e&&(e.buffered||Dt(e))},e.getState=function(t){var e=kt(t),r=this.fragments[e];return r?r.buffered?Dt(r)?St.PARTIAL:St.OK:St.APPENDING:St.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=kt(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===V.PlaylistLevelType.MAIN)if(this.activeFragment!==i&&(this.activeFragment=i,i.appendedPTS=void 0),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&&i.type===V.PlaylistLevelType.MAIN){var s=i.elementaryStreams[t];if(!s)return;for(var o=0;os.startPTS?i.appendedPTS=Math.max(l,i.appendedPTS||0):i.appendedPTS=s.endPTS}}}))},e.onFragBuffered=function(t,e){this.detectPartialFragments(e)},e.hasFragment=function(t){var e=kt(t);return!!this.fragments[e]},e.removeFragmentsInRange=function(t,e,r){var i=this;Object.keys(this.fragments).forEach((function(n){var a=i.fragments[n];if(a&&a.buffered){var s=a.body;s.type===r&&s.startt&&i.removeFragment(s)}}))},e.removeFragment=function(t){var e=kt(t);t.stats.loaded=0,t.clearElementaryStreamInfo(),t.appendedPTS=void 0,delete this.fragments[e],t.endList&&delete this.endListFragments[t.type]},e.removeAllFragments=function(){this.fragments=Object.create(null),this.endListFragments=Object.create(null),this.activeFragment=null,this.activeParts=null},t}();function Dt(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 kt(t){return t.type+"_"+t.level+"_"+t.urlId+"_"+t.sn}function Rt(t){var e="function"==typeof Map?new Map:void 0;return Rt=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,_t(this).constructor)}return i.prototype=Object.create(t.prototype,{constructor:{value:i,enumerable:!1,writable:!0,configurable:!0}}),Ct(i,t)},Rt(t)}function It(t,e,r){return It=wt()?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&&Ct(n,r.prototype),n},It.apply(null,arguments)}function wt(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}function Ct(t,e){return Ct=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t},Ct(t,e)}function _t(t){return _t=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(t){return t.__proto__||Object.getPrototypeOf(t)},_t(t)}var Pt=Math.pow(2,17),Ot=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.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.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),d=xt(t),h={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:"initSegment"===t.sn?1/0:Pt};t.stats=u.stats,u.load(d,h,{onSuccess:function(e,n,a,s){r.resetLoader(t,u);var o=e.data;a.resetIV&&t.decryptdata&&(t.decryptdata.iv=new Uint8Array(o.slice(0,16)),o=o.slice(16)),i({frag:t,part:null,payload:o,networkDetails:s})},onError:function(e,i,n){r.resetLoader(t,u),l(new Ft({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.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.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:t,networkDetails:n}))},onTimeout:function(e,i,n){r.resetLoader(t,u),l(new Ft({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.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 d=i.loader=t.loader=a?new a(n):new s(n),h=xt(t,e),c={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:Pt};e.stats=d.stats,d.load(h,c,{onSuccess:function(n,a,s,o){i.resetLoader(t,d),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,d),u(new Ft({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.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,d),u(new Ft({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:t,part:e,networkDetails:a}))},onTimeout:function(r,n,a){i.resetLoader(t,d),u(new Ft({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.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 xt(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;if((0,a.isFiniteNumber)(n)&&(0,a.isFiniteNumber)(s)){var o,l=n,u=s;if("initSegment"===t.sn&&"AES-128"===(null===(o=t.decryptdata)||void 0===o?void 0:o.method)){var d=s-n;d%16&&(u=s+(16-d%16)),0!==n&&(i.resetIV=!0,l=n-16)}i.rangeStart=l,i.rangeEnd=u}return 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;a1&&this.tickImmediate(),this._tickCallCount=0)},e.tickImmediate=function(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)},e.doTick=function(){},t}(),Ut={length:0,start:function(){return 0},end:function(){return 0}},Bt=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,d=e,h=0;h=c&&e0)r=n+1;else{if(!(s<0))return a;i=n-1}}return null};function Wt(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===qt(r,i,n))return n;var a=Yt(e,qt.bind(null,r,i));return!a||a===t&&n?n:a}function qt(t,e,r){if(void 0===t&&(t=0),void 0===e&&(e=0),r.start<=t&&r.start+r.duration>t)return 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 Xt(t,e,r){var i=1e3*Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>t}var zt=r(21);const Qt=function(t){for(var e="",r=t.length,i=0;io.end){var h=s>d;(s0&&a&&a.key&&a.iv&&"AES-128"===a.method){var o=self.performance.now();return r.decrypter.decrypt(new Uint8Array(n),a.key.buffer,a.iv.buffer).then((function(r){var n=self.performance.now();return i.trigger(s.Events.FRAG_DECRYPTED,{frag:t,payload:r,stats:{tstart:o,tdecrypt:n}}),e.payload=r,e}))}return e})).then((function(e){var i=r.fragCurrent,n=r.hls,a=r.levels;if(!a)throw new Error("init load aborted, missing levels");a[t.level].details;var o=t.stats;r.state=te,r.fragLoadError=0,t.data=new Uint8Array(e.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),e.frag===i&&n.trigger(s.Events.FRAG_BUFFERED,{stats:o,frag:i,part:null,id:t.type}),r.tick()})).catch((function(e){r.state!==Zt&&r.state!==le&&(r.warn(e),r.resetFragmentLoading(t))}))},d.fragContextChanged=function(t){var e=this.fragCurrent;return!t||!e||t.level!==e.level||t.sn!==e.sn||t.urlId!==e.urlId},d.fragBufferedComplete=function(t,e){var r,i,n,a,s=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+" (frag:["+(null!=(r=t.startPTS)?r:NaN).toFixed(3)+"-"+(null!=(i=t.endPTS)?i:NaN).toFixed(3)+"] > buffer:"+(s?Qt(Bt.getBuffered(s)):"(detached)")+")"),this.state=te,s&&(!this.loadedmetadata&&t.type==V.PlaylistLevelType.MAIN&&s.buffered.length&&(null===(n=this.fragCurrent)||void 0===n?void 0:n.sn)===(null===(a=this.fragPrevious)||void 0===a?void 0:a.sn)&&(this.loadedmetadata=!0,this.seekToStartPos()),this.tick())},d.seekToStartPos=function(){},d._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 Gt(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!a);e.flush(s)}},d._handleFragmentLoadProgress=function(t){},d._doFragLoad=function(t,e,r,i){var n,o=this;if(void 0===r&&(r=null),!this.levels)throw new Error("frag load aborted, missing levels");var l=null;if(!t.encrypted||null!==(n=t.decryptdata)&&void 0!==n&&n.key?!t.encrypted&&e.encryptedFragments.length&&this.keyLoader.loadClear(t,e.encryptedFragments):(this.log("Loading key for "+t.sn+" of ["+e.startSN+"-"+e.endSN+"], "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+t.level),this.state=ee,this.fragCurrent=t,l=this.keyLoader.load(t).then((function(t){if(!o.fragContextChanged(t.frag))return o.hls.trigger(s.Events.KEY_LOADED,t),o.state===ee&&(o.state=te),t})),this.hls.trigger(s.Events.KEY_LOADING,{frag:t}),this.throwIfFragContextChanged("KEY_LOADING")),r=Math.max(t.start,r||0),this.config.lowLatencyMode&&e){var u=e.partList;if(u&&i){r>t.end&&e.fragmentHint&&(t=e.fragmentHint);var d=this.getNextPart(u,t,r);if(d>-1){var h=u[d];return this.log("Loading part sn: "+t.sn+" p: "+h.index+" cc: "+t.cc+" of playlist ["+e.startSN+"-"+e.endSN+"] parts [0-"+d+"-"+(u.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=h.start+h.duration,this.state=re,this.hls.trigger(s.Events.FRAG_LOADING,{frag:t,part:u[d],targetBufferTime:r}),this.throwIfFragContextChanged("FRAG_LOADING parts"),l?l.then((function(e){return!e||o.fragContextChanged(e.frag)?null:o.doFragPartsLoad(t,u,d,i)})).catch((function(t){return o.handleFragLoadError(t)})):this.doFragPartsLoad(t,u,d,i).catch((function(t){return o.handleFragLoadError(t)}))}if(!t.url||this.loadedEndOfParts(u,r))return Promise.resolve(null)}}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))),(0,a.isFiniteNumber)(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=re,this.hls.trigger(s.Events.FRAG_LOADING,{frag:t,targetBufferTime:r}),this.throwIfFragContextChanged("FRAG_LOADING");var c=this.config.progressive;return c&&l?l.then((function(e){return!e||o.fragContextChanged(null==e?void 0:e.frag)?null:o.fragmentLoader.load(t,i)})).catch((function(t){return o.handleFragLoadError(t)})):Promise.all([this.fragmentLoader.load(t,c?i:void 0),l]).then((function(t){var e=t[0];return!c&&e&&i&&i(e),e})).catch((function(t){return o.handleFragLoadError(t)}))},d.throwIfFragContextChanged=function(t){if(null===this.fragCurrent)throw new Error("frag load aborted, context changed in "+t)},d.doFragPartsLoad=function(t,e,r,i){var n=this;return new Promise((function(a,o){var l=[];!function r(u){var d=e[u];n.fragmentLoader.loadPart(t,d,i).then((function(i){l[d.index]=i;var o=i.part;n.hls.trigger(s.Events.FRAG_LOADED,i);var h=e[u+1];if(!h||h.fragment!==t)return a({frag:t,part:o,partsLoaded:l});r(u+1)})).catch(o)}(r)}))},d.handleFragLoadError=function(t){if("data"in t){var e=t.data;t.data&&e.details===o.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(e.frag,e.part):this.hls.trigger(s.Events.ERROR,e)}else this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.OTHER_ERROR,details:o.ErrorDetails.INTERNAL_EXCEPTION,err:t,fatal:!0});return null},d._handleTransmuxerFlush=function(t){var e=this.getCurrentContext(t);if(e&&this.state===ae){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===Zt||this.state===le||(this.state=te)},d.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)},d.getFwdBufferInfo=function(t,e){var r=this.config,i=this.getLoadPosition();if(!(0,a.isFiniteNumber)(i))return null;var n=Bt.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)},d.getNextFragment=function(t,e){var r=e.fragments,i=r.length;if(!i)return null;var n,a=this.config,s=r[0].start;if(e.live){var o=a.initialLiveManifestSize;if(i-1&&rr.start&&r.loaded},d.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||!(0,a.isFiniteNumber)(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 Yt(t,(function(t){return t.cce?-1:0}))}(e,r.cc),i&&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},d.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,d=!!(n.lowLatencyMode&&r.partList&&l);if(d&&l&&!this.bitrateTest&&(s=s.concat(l),o=l.sn),i=te-u?0:u):s[s.length-1]){var h=i.sn-r.startSN;if(this.fragmentTracker.getState(i)===St.OK&&(a=i),a&&i.sn===a.sn&&!d&&a&&i.level===a.level){var c=s[h+1];i.sn=a-e.maxFragLookUpTolerance&&n<=s;if(null!==i&&r.duration>i&&(nr.startCC||t&&t.cc"+t.startSN+" prev-sn: "+(n?n.sn:"na")+" fragments: "+o),c}return u},d.waitForCdnTuneIn=function(t){return t.live&&t.canBlockReload&&t.partTarget&&t.tuneInGoal>Math.max(t.partHoldBack,3*t.partTarget)},d.setStartPosition=function(t,e){var r=this.startPosition;if(r"+t))}}])&&$t(n.prototype,u),Object.defineProperty(n,"prototype",{writable:!1}),i}(Nt);function ce(){return self.MediaSource||self.WebKitMediaSource}function fe(){return self.SourceBuffer||self.WebKitSourceBuffer}var ge=function(){var t=ENTRY_MODULE,e={},r=function r(i){var n=e[i];if(void 0!==n)return n.exports;var a=e[i]={exports:{}};return t[i].call(a.exports,a,a.exports,r),a.exports};r.m=t,r.n=function(t){var e=t&&t.__esModule?function(){return t.default}:function(){return t};return r.d(e,{a:e}),e},r.d=function(t,e){for(var i in e)r.o(e,i)&&!r.o(t,i)&&Object.defineProperty(t,i,{enumerable:!0,get:e[i]})},r.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},r.r=function(t){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})};var i=r(ENTRY_MODULE);return i.default||i}.toString().split("ENTRY_MODULE"),ve="\\(\\s*(/\\*.*?\\*/)?\\s*.*?([\\.|\\-|\\+|\\w|/|@]+).*?\\)";function pe(t){return(t+"").replace(/[.?*+^$[\]\\(){}|-]/g,"\\$&")}function me(t,e,i){var n={};n[i]=[];var a=e.toString().replace(/^"[^"]+"/,"function"),s=a.match(/^function\s?\w*\(\w+,\s*\w+,\s*(\w+)\)/)||a.match(/^\(\w+,\s*\w+,\s*(\w+)\)\s?\=\s?\>/);if(!s)return n;for(var o,l=s[1],u=new RegExp("(\\\\n|\\W)"+pe(l)+ve,"g");o=u.exec(a);)"dll-reference"!==o[3]&&n[i].push(o[3]);for(u=new RegExp("\\("+pe(l)+'\\("(dll-reference\\s([\\.|\\-|\\+|\\w|/|@]+))"\\)\\)'+ve,"g");o=u.exec(a);)t[o[2]]||(n[i].push(o[1]),t[o[2]]=r(o[1]).m),n[o[2]]=n[o[2]]||[],n[o[2]].push(o[4]);for(var d,h=Object.keys(n),c=0;c0}),!1)}function Ee(t,e,r,i){var n=t[i].map((function(t){return'"'+t+'": '+e[i][t].toString().replace(/^"[^"]+"/,"function")})).join(",");return ge[0]+"{"+n+"}"+ge[1]+'"'+r+'"'+ge[2]}var Te=r(544),Se=r(729),be=r.n(Se),Le=ce()||{isTypeSupported:function(){return!1}},Ae=function(){function t(t,e,i,n){var a=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.useWorker=void 0,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0;var u=t.config;this.hls=t,this.id=e,this.useWorker=!!u.enableWorker,this.onTransmuxComplete=i,this.onFlush=n;var d=function(t,e){(e=e||{}).frag=a.frag,e.id=a.id,a.hls.trigger(t,e)};this.observer=new Se.EventEmitter,this.observer.on(s.Events.FRAG_DECRYPTED,d),this.observer.on(s.Events.ERROR,d);var h={mp4:Le.isTypeSupported("video/mp4"),mpeg:Le.isTypeSupported("audio/mpeg"),mp3:Le.isTypeSupported('audio/mp4; codecs="mp3"')},c=navigator.vendor;if(this.useWorker&&"undefined"!=typeof Worker){var f;l.logger.log("demuxing in webworker");try{f=this.worker=function(t,e){e=e||{};var i={main:r.m},n=e.all?{main:Object.keys(i.main)}:function(t,e){for(var r={main:[e]},i={main:[]},n={main:{}};ye(r);)for(var a=Object.keys(r),s=0;s1&&u.id===(null==y?void 0:y.stats.chunkCount),A=!T&&(1===S||0===S&&(1===b||L&&b<=0)),D=self.performance.now();(T||S||0===n.stats.parsing.start)&&(n.stats.parsing.start=D),!a||!b&&A||(a.stats.parsing.start=D);var k=!(y&&(null===(h=n.initSegment)||void 0===h?void 0:h.url)===(null===(c=y.initSegment)||void 0===c?void 0:c.url)),R=new Te.TransmuxState(E,A,o,T,p,k);if(!A||E||k){l.logger.log("[transmuxer-interface, "+n.type+"]: Starting new transmux session for sn: "+u.sn+" p: "+u.part+" level: "+u.level+" id: "+u.id+"\n discontinuity: "+E+"\n trackSwitch: "+T+"\n contiguous: "+A+"\n accurateTimeOffset: "+o+"\n timeOffset: "+p+"\n initSegmentChange: "+k);var I=new Te.TransmuxConfig(r,i,e,s,d);this.configureTransmuxer(I)}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 w=g.push(t,m,u,R);(0,Te.isPromise)(w)?(g.async=!0,w.then((function(t){f.handleTransmuxComplete(t)})).catch((function(t){f.transmuxerError(t,u,"transmuxer-interface push error")}))):(g.async=!1,this.handleTransmuxComplete(w))}},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);(0,Te.isPromise)(n)||r.async?((0,Te.isPromise)(n)||(n=Promise.resolve(n)),n.then((function(r){e.handleFlushResult(r,t)})).catch((function(r){e.transmuxerError(r,t,"transmuxer-interface flush error")}))):this.handleFlushResult(n,t)}},e.transmuxerError=function(t,e,r){this.hls&&this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.FRAG_PARSING_ERROR,chunkMeta:e,fatal:!1,error:t,err:t,reason:r})},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;case"workerLog":l.logger[e.data.logType]&&l.logger[e.data.logType](e.data.message);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}(),De=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)&&Bt.getBuffered(i).length){var d=Bt.bufferInfo(i,a,0),h=d.len>0,c=d.nextStart||0;if(h||c){if(s){var f=d.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,d.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 E=self.performance.now();if(null!==n){var T=E-n;if(s||!(T>=250)||(this._reportStall(d),this.media)){var S=Bt.bufferInfo(i,a,r.maxBufferHole);this._tryFixBufferStall(S,T)}}else this.stalled=E}}}else if(this.moved=!0,null!==n){if(this.stallReported){var b=self.performance.now()-n;l.logger.warn("playback not stuck anymore @"+a+", after "+Math.round(b)+"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&&(this._trySkipBufferHole(s)||!this.media))return;t.len>r.maxBufferHole&&e>1e3*r.highBufferWatchdogPeriod&&(l.logger.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.logger.warn("Playback stalling at @"+r.currentTime+" due to low buffer ("+JSON.stringify(t)+")"),e.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.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=Bt.getBuffered(i),d=0;d=a&&n1?(i=0,this.bitrateTest=!0):i=r.nextAutoLevel),this.level=r.nextLoadLevel=i,this.loadedmetadata=!1}e>0&&-1===t&&(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=te,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this._forceStartLoad=!0,this.state=Zt},u.stopLoad=function(){this._forceStartLoad=!1,t.prototype.stopLoad.call(this)},u.doTick=function(){switch(this.state){case te:this.doTickIdle();break;case de: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=te;break}break;case ie:var n,a=self.performance.now(),s=this.retryDate;(!s||a>=s||null!==(n=this.media)&&void 0!==n&&n.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded(this.level),this.state=te)}this.onTickEnd()},u.onTickEnd=function(){t.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},u.doTickIdle=function(){var t=this.hls,e=this.levelLastLoaded,r=this.levels,i=this.media,n=t.config,a=t.nextLoadLevel;if(null!==e&&(i||!this.startFragRequested&&n.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&r&&r[a]){var o=r[a],l=this.getMainFwdBufferInfo();if(null!==l){var u=this.getLevelDetails();if(u&&this._streamEnded(l,u)){var d={};return this.altAudio&&(d.type="video"),this.hls.trigger(s.Events.BUFFER_EOS,d),void(this.state=oe)}this.level=t.nextLoadLevel=a;var h=o.details;if(!h||this.state===de||h.live&&this.levelLastLoaded!==a)return this.level=a,void(this.state=de);if(!(l.len>=this.getMaxBufferLength(o.maxBitrate))){this.backtrackFragment&&this.backtrackFragment.start>l.end&&(this.backtrackFragment=null);var c=this.backtrackFragment?this.backtrackFragment.start:l.end,f=this.getNextFragment(c,h);if(this.couldBacktrack&&!this.fragPrevious&&f&&"initSegment"!==f.sn&&this.fragmentTracker.getState(f)!==St.OK){var g,p=(null!=(g=this.backtrackFragment)?g:f).sn-h.startSN,m=h.fragments[p-1];m&&f.cc===m.cc&&(f=m,this.fragmentTracker.removeFragment(m))}else this.backtrackFragment&&l.len&&(this.backtrackFragment=null);if(f&&this.fragmentTracker.getState(f)===St.OK&&this.nextLoadPosition>c){var y=this.audioOnly&&!this.altAudio?v.ElementaryStreamTypes.AUDIO:v.ElementaryStreamTypes.VIDEO,E=(y===v.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;E&&this.afterBufferFlushed(E,y,V.PlaylistLevelType.MAIN),f=this.getNextFragment(this.nextLoadPosition,h)}f&&(!f.initSegment||f.initSegment.data||this.bitrateTest||(f=f.initSegment),this.loadFragment(f,h,c))}}}},u.loadFragment=function(e,r,i){var n,a=this.fragmentTracker.getState(e);this.fragCurrent=e,a===St.NOT_LOADED?"initSegment"===e.sn?this._loadInitSegment(e,r):this.bitrateTest?(this.log("Fragment "+e.sn+" of level "+e.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(e,r)):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i)):a===St.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()},u.getAppendedFrag=function(t){var e=this.fragmentTracker.getAppendedFrag(t,V.PlaylistLevelType.MAIN);return e&&"fragment"in e?e.fragment:e},u.getBufferedFrag=function(t){return this.fragmentTracker.getBufferedFrag(t,V.PlaylistLevelType.MAIN)},u.followingBufferedFrag=function(t){return t?this.getBufferedFrag(t.end+.5):null},u.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},u.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,d=Math.max(s.end,l+Math.min(Math.max(u-this.config.maxFragLookUpTolerance,.5*u),.75*u));this.flushMainBuffer(d,Number.POSITIVE_INFINITY)}}}},u.abortCurrentFrag=function(){var t=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,t&&t.abortRequests(),this.state){case ee:case re:case ie:case ae:case se:this.state=te}this.nextLoadPosition=this.getLoadPosition()},u.flushMainBuffer=function(e,r){t.prototype.flushMainBuffer.call(this,e,r,this.altAudio?"video":null)},u.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 De(this.config,i,this.fragmentTracker,this.hls)},u.onMediaDetaching=function(){var e=this.media;e&&this.onvplaying&&this.onvseeked&&(e.removeEventListener("playing",this.onvplaying),e.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),t.prototype.onMediaDetaching.call(this)},u.onMediaPlaying=function(){this.tick()},u.onMediaSeeked=function(){var t=this.media,e=t?t.currentTime:null;(0,a.isFiniteNumber)(e)&&this.log("Media seeked to "+e.toFixed(3)),this.tick()},u.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(s.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null,this.backtrackFragment=null},u.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=fe())||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},u.onLevelLoading=function(t,e){var r=this.levels;if(r&&this.state===te){var i=r[e.level];(!i.details||i.details.live&&this.levelLastLoaded!==e.level||this.waitForCdnTuneIn(i.details))&&(this.state=de)}},u.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!==re&&this.state!==ie||l.level!==e.level&&l.loader&&(this.state=te,this.backtrackFragment=null,l.abortRequests());var u=i[n],d=0;if(a.live||null!==(r=u.details)&&void 0!==r&&r.live){if(a.fragments[0]||(a.deltaUpdateFailed=!0),a.deltaUpdateFailed)return;d=this.alignPlaylists(a,u.details)}if(u.details=a,this.levelLastLoaded=n,this.hls.trigger(s.Events.LEVEL_UPDATED,{details:a,level:n}),this.state===de){if(this.waitForCdnTuneIn(a))return;this.state=te}this.startFragRequested?a.live&&this.synchronizeToLiveEdge(a):this.setStartPosition(a,d),this.tick()}else this.warn("Levels were reset while loading level "+n)},u._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,d=null===(e=r.initSegment)||void 0===e?void 0:e.data,h=this._getAudioCodec(s),c=this.transmuxer=this.transmuxer||new Ae(this.hls,V.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),f=i?i.index:-1,g=-1!==f,v=new Gt(r.level,r.sn,r.stats.chunkCount,n.byteLength,f,g),p=this.initPTS[r.cc];c.push(n,d,h,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")},u.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;a&&(this.log("Switching to main audio track, cancel main fragment load"),a.abortRequests()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var o=this.hls;r&&o.trigger(s.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(s.Events.AUDIO_TRACK_SWITCHED,{id:n})}},u.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()},u.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},u.onFragBuffered=function(t,e){var r=e.frag,i=e.part;if(!r||r.type===V.PlaylistLevelType.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===se&&(this.state=te));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)}},u.onError=function(t,e){if(e.type!==o.ErrorTypes.KEY_SYSTEM_ERROR)switch(e.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:case o.ErrorDetails.FRAG_PARSING_ERROR:case o.ErrorDetails.KEY_LOAD_ERROR:case o.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(V.PlaylistLevelType.MAIN,e);break;case o.ErrorDetails.LEVEL_LOAD_ERROR:case o.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==le&&(e.fatal?(this.warn(""+e.details),this.state=le):e.levelRetry||this.state!==de||(this.state=te));break;case o.ErrorDetails.BUFFER_FULL_ERROR:if("main"===e.parent&&(this.state===ae||this.state===se)){var r=!0,i=this.getFwdBufferInfo(this.media,V.PlaylistLevelType.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()}}else this.onFragmentOrKeyLoadError(V.PlaylistLevelType.MAIN,e)},u.checkBuffer=function(){var t=this.media,e=this.gapController;if(t&&e&&t.readyState){if(this.loadedmetadata||!Bt.getBuffered(t).length){var r=this.state!==te?this.fragCurrent:null;e.poll(this.lastCurrentTime,r)}this.lastCurrentTime=t.currentTime}},u.onFragLoadEmergencyAborted=function(){this.state=te,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},u.onBufferFlushed=function(t,e){var r=e.type;if(r!==v.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var i=(r===v.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(i,r,V.PlaylistLevelType.MAIN)}},u.onLevelsUpdated=function(t,e){this.levels=e.levels},u.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},u.seekToStartPos=function(){var t=this.media;if(t){var e=t.currentTime,r=this.startPosition;if(r>=0&&e0&&(n1&&!1===t.seeking){var r=t.currentTime;if(Bt.isBuffered(t,r)?e=this.getAppendedFrag(r):Bt.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.fragPlaying=e,this.hls.trigger(s.Events.FRAG_CHANGED,{frag:e}),i&&i.level===n||this.hls.trigger(s.Events.LEVEL_SWITCHED,{level:n}))}}},n=i,(l=[{key:"nextLevel",get:function(){var t=this.nextBufferedFrag;return t?t.level:-1}},{key:"currentFrag",get:function(){var t=this.media;return t?this.fragPlaying||this.getAppendedFrag(t.currentTime):null}},{key:"currentProgramDateTime",get:function(){var t=this.media;if(t){var e=t.currentTime,r=this.currentFrag;if(r&&(0,a.isFiniteNumber)(e)&&(0,a.isFiniteNumber)(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}}])&&ke(n.prototype,l),Object.defineProperty(n,"prototype",{writable:!1}),i}(he);const we=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 we(t),this.fast_=new we(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 we(t,r.getEstimate(),r.getTotalWeight())),this.fast_.halfLife!==e&&(this.fast_=new we(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 _e(t,e){for(var r=0;rp;b--){var A=v[b].maxBitrate;if((L=E?u*A/(6.4*E):u*A/g)=T||(l.logger.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 "+b+"\n Current BW estimate: "+((0,a.isFiniteNumber)(g)?(g/1024).toFixed(3):"Unknown")+" Kb/s\n Estimated load time for current fragment: "+T.toFixed(3)+" s\n Estimated load time for the next fragment: "+L.toFixed(3)+" s\n Time to underbuffer: "+S.toFixed(3)+" s"),r.nextLoadLevel=b,f&&this.bwEstimator.sample(h,o.loaded),this.clearTimer(),(t.loader||t.keyLoader)&&(this.fragCurrent=this.partCurrent=null,t.abortRequests()),r.trigger(s.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:t,part:e,stats:o}))}}}}}},i.onFragLoaded=function(t,e){var r=e.frag,i=e.part;if(r.type===V.PlaylistLevelType.MAIN&&(0,a.isFiniteNumber)(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,d=(l.loaded?l.loaded.duration:0)+o;l.loaded={bytes:u,duration:d},l.realBitrate=Math.round(8*u/d)}if(r.bitrateTest){var h={stats:n,frag:r,part:i,id:r.type};this.onFragBuffered(s.Events.FRAG_BUFFERED,h)}}},i.onFragBuffered=function(t,e){var r=e.frag,i=e.part,n=i?i.stats:r.stats;if(!n.aborted&&r.type===V.PlaylistLevelType.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}},i.onError=function(t,e){var r;if((null===(r=e.frag)||void 0===r?void 0:r.type)===V.PlaylistLevelType.MAIN){if(e.type===o.ErrorTypes.KEY_SYSTEM_ERROR)return void this.clearTimer();switch(e.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:case o.ErrorDetails.KEY_LOAD_ERROR:case o.ErrorDetails.KEY_LOAD_TIMEOUT:this.clearTimer()}}},i.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},i.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&&0!==s.playbackRate?Math.abs(s.playbackRate):1,d=this.bwEstimator?this.bwEstimator.getEstimate():n.abrEwmaDefaultEstimate,h=r.mainForwardBufferInfo,c=(h?h.len:0)/u,f=this.findBestLevel(d,a,i,c,n.abrBandWidthFactor,n.abrBandWidthUpFactor);if(f>=0)return f;l.logger.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;m&&(g=(o?Math.min(o,n.maxLoadingDelay):n.maxLoadingDelay)-m,l.logger.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)},i.findBestLevel=function(t,e,r,i,n,s){for(var o,u=this.fragCurrent,d=this.partCurrent,h=this.lastLoadedFragLevel,c=this.hls.levels,f=c[h],g=!(null==f||null===(o=f.details)||void 0===o||!o.live),v=null==f?void 0:f.codecSet,p=d?d.duration:u?u.duration:0,m=r;m>=e;m--){var y=c[m];if(y&&(!v||y.codecSet===v)){var E,T=y.details,S=(d?null==T?void 0:T.partTarget:null==T?void 0:T.averagetargetduration)||p;E=m<=h?n*t:s*t;var b=c[m].maxBitrate,L=b*S/E;if(l.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+m+"/"+Math.round(E)+"/"+b+"/"+S+"/"+i+"/"+L),E>b&&(0===L||!(0,a.isFiniteNumber)(L)||g&&!this.bitrateTestDelay||L0&&-1===t?(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e,this.state=te):(this.loadedmetadata=!1,this.state=ne),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()},n.doTick=function(){switch(this.state){case te:this.doTickIdle();break;case ne: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=ue}break;case ie:var a,s=performance.now(),o=this.retryDate;(!o||s>=o||null!==(a=this.media)&&void 0!==a&&a.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded(this.trackId),this.state=te);break;case ue:var l=this.waitingData;if(l){var u=l.frag,d=l.part,h=l.cache,c=l.complete;if(void 0!==this.initPTS[u.cc]){this.waitingData=null,this.waitingVideoCC=-1,this.state=re;var f={frag:u,part:d,payload:h.flush(),networkDetails:null};this._handleFragmentLoadProgress(f),c&&t.prototype._handleFragmentLoadComplete.call(this,f)}else if(this.videoTrackCC!==this.waitingVideoCC)this.log("Waiting fragment cc ("+u.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var g=this.getLoadPosition(),v=Bt.bufferInfo(this.mediaBuffer,g,this.config.maxBufferHole);qt(v.end,this.config.maxFragLookUpTolerance,u)<0&&(this.log("Waiting fragment cc ("+u.cc+") @ "+u.start+" cancelled because another fragment at "+v.end+" is needed"),this.clearWaitingFragment())}}else this.state=te}this.onTickEnd()},n.clearWaitingFragment=function(){var t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=te)},n.resetLoadingState=function(){this.clearWaitingFragment(),t.prototype.resetLoadingState.call(this)},n.onTickEnd=function(){var t=this.media;t&&t.readyState&&(this.lastCurrentTime=t.currentTime)},n.doTickIdle=function(){var t=this.hls,e=this.levels,r=this.media,i=this.trackId,n=t.config;if(e&&e[i]&&(r||!this.startFragRequested&&n.startFragPrefetch)){var a=e[i].details;if(!a||a.live&&this.levelLastLoaded!==i||this.waitForCdnTuneIn(a))this.state=ne;else{var o=this.mediaBuffer?this.mediaBuffer:this.media;this.bufferFlushed&&o&&(this.bufferFlushed=!1,this.afterBufferFlushed(o,v.ElementaryStreamTypes.AUDIO,V.PlaylistLevelType.AUDIO));var l=this.getFwdBufferInfo(o,V.PlaylistLevelType.AUDIO);if(null!==l){var u=this.audioSwitch;if(!u&&this._streamEnded(l,a))return t.trigger(s.Events.BUFFER_EOS,{type:"audio"}),void(this.state=oe);var d=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,V.PlaylistLevelType.MAIN);if(!(l.len>=this.getMaxBufferLength(null==d?void 0:d.len))||u){var h=a.fragments[0].start,c=l.end;if(u&&r){var f=this.getLoadPosition();c=f,a.PTSKnown&&fh||l.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),r.currentTime=h+.05)}if(!(d&&c>d.end+a.targetduration)&&(d&&d.len||!l.len)){var g=this.getNextFragment(c,a);g?this.loadFragment(g,a,c):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 ut(t)}))},n.onAudioTrackSwitching=function(t,e){var r=!!e.url;this.trackId=e.id;var i=this.fragCurrent;i&&i.abortRequests(),this.fragCurrent=null,this.clearWaitingFragment(),r?this.setInterval(100):this.resetTransmuxer(),r?(this.audioSwitch=!0,this.state=te):this.state=Zt,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.Events.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?(Vt(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!==ne||this.waitForCdnTuneIn(n)||(this.state=te),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 l=o[s],u=l.details,d=a.defaultAudioCodec||l.audioCodec||"mp4a.40.2",h=this.transmuxer;h||(h=this.transmuxer=new Ae(this.hls,V.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var c=this.initPTS[r.cc],f=null===(e=r.initSegment)||void 0===e?void 0:e.data;if(void 0!==c){var g=i?i.index:-1,v=-1!==g,p=new Gt(r.level,r.sn,r.stats.chunkCount,n.byteLength,g,v);h.push(n,f,d,"",r,i,u.totalduration,!1,p,c)}else this.log("Unknown video PTS for cc "+r.cc+", waiting for video PTS before demuxing audio frag "+r.sn+" of ["+u.startSN+" ,"+u.endSN+"],track "+s),(this.waitingData=this.waitingData||{frag:r,part:i,cache:new Oe,complete:!1}).cache.push(new Uint8Array(n)),this.waitingVideoCC=this.videoTrackCC,this.state=ue}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||null),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer||null)},n.onFragBuffered=function(t,e){var r,i=e.frag,n=e.part;i.type===V.PlaylistLevelType.AUDIO?this.fragContextChanged(i)?this.warn("Fragment "+i.sn+(n?" p: "+n.index:"")+" of level "+i.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch):("initSegment"!==i.sn&&(this.fragPrevious=i,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(s.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(i,n)):this.loadedmetadata||i.type!==V.PlaylistLevelType.MAIN||null!==(r=this.videoBuffer||this.media)&&void 0!==r&&r.buffered.length&&(this.loadedmetadata=!0)},n.onError=function(e,r){if(r.type!==o.ErrorTypes.KEY_SYSTEM_ERROR)switch(r.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:case o.ErrorDetails.FRAG_PARSING_ERROR:case o.ErrorDetails.KEY_LOAD_ERROR:case o.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(V.PlaylistLevelType.AUDIO,r);break;case o.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case o.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==le&&this.state!==Zt&&(this.state=r.fatal?le:te,this.warn(r.details+" while loading frag, switching to "+this.state+" state"));break;case o.ErrorDetails.BUFFER_FULL_ERROR:if("audio"===r.parent&&(this.state===ae||this.state===se)){var i=!0,n=this.getFwdBufferInfo(this.mediaBuffer,V.PlaylistLevelType.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()}}else this.onFragmentOrKeyLoadError(V.PlaylistLevelType.AUDIO,r)},n.onBufferFlushed=function(t,e){e.type===v.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0,this.state===oe&&(this.state=te))},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.resetStartWhenNotLoaded(a.level);var l=o.frag,u=o.part,d=o.level.details,h=n.audio,c=n.text,f=n.id3,g=n.initSegment;if(!this.fragContextChanged(l)&&d){if(this.state=ae,this.audioSwitch&&h&&this.completeAudioSwitch(),null!=g&&g.tracks&&(this._bufferInitSegment(g.tracks,l,a),i.trigger(s.Events.FRAG_PARSING_INIT_SEGMENT,{frag:l,id:r,tracks:g.tracks})),h){var p=h.startPTS,m=h.endPTS,y=h.startDTS,E=h.endDTS;u&&(u.elementaryStreams[v.ElementaryStreamTypes.AUDIO]={startPTS:p,endPTS:m,startDTS:y,endDTS:E}),l.setElementaryStreamInfo(v.ElementaryStreamTypes.AUDIO,p,m,y,E),this.bufferFragmentData(h,l,u,a)}if(null!=f&&null!==(e=f.samples)&&void 0!==e&&e.length){var T=xe({id:r,frag:l,details:d},f);i.trigger(s.Events.FRAG_PARSING_METADATA,T)}if(c){var S=xe({id:r,frag:l,details:d},c);i.trigger(s.Events.FRAG_PARSING_USERDATA,S)}}},n._bufferInitSegment=function(t,e,r){if(this.state===ae){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.Events.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.Events.BUFFER_APPENDING,a)}this.tick()}}},n.loadFragment=function(e,r,i){var n=this.fragmentTracker.getState(e);this.fragCurrent=e,(this.audioSwitch||n===St.NOT_LOADED||n===St.PARTIAL)&&("initSegment"===e.sn?this._loadInitSegment(e,r):r.live&&!(0,a.isFiniteNumber)(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=ue):(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.Events.AUDIO_TRACK_SWITCHED,{id:i})},i}(he);const Ne=Me;function Ue(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,d=i.url;if(this.trackId=t,this.trackName=l,this.selectDefaultTrack=!1,this.hls.trigger(s.Events.AUDIO_TRACK_SWITCHING,{id:n,groupId:o,name:l,type:u,url:d}),!i.details||i.details.live){var h=this.switchParams(i.url,null==r?void 0:r.details);this.loadPlaylist(h)}}},l.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.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},l.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)}}},o.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){this.mediaBuffer=this.mediaBufferTimeRanges;var l=0;if(i.live||null!==(r=o.details)&&void 0!==r&&r.live){var u=this.mainDetails;if(i.deltaUpdateFailed||!u)return;var d=u.fragments[0];o.details?0===(l=this.alignPlaylists(i,o.details))&&d&&pt(i,l=d.start):i.hasProgramDateTime&&u.hasProgramDateTime?(Vt(i,u),l=i.fragments[0].start):d&&pt(i,l=d.start)}o.details=i,this.levelLastLoaded=n,this.startFragRequested||!this.mainDetails&&i.live||this.setStartPosition(o.details,l),this.tick(),i.live&&!this.fragCurrent&&this.media&&this.state===te&&(Wt(null,i.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),o.details=void 0))}}},o._handleFragmentLoadComplete=function(t){var e=this,r=t.frag,i=t.payload,n=r.decryptdata,a=this.hls;if(!this.fragContextChanged(r)&&i&&i.byteLength>0&&n&&n.key&&n.iv&&"AES-128"===n.method){var o=performance.now();this.decrypter.decrypt(new Uint8Array(i),n.key.buffer,n.iv.buffer).then((function(t){var e=performance.now();a.trigger(s.Events.FRAG_DECRYPTED,{frag:r,payload:t,stats:{tstart:o,tdecrypt:e}})})).catch((function(t){e.warn(t.name+": "+t.message),e.state=te}))}},o.doTick=function(){if(this.media){if(this.state===te){var t=this.currentTrackId,e=this.levels;if(!e.length||!e[t]||!e[t].details)return;var r=e[t].details,i=r.targetduration,n=this.config,a=this.getLoadPosition(),s=Bt.bufferedInfo(this.tracksBuffered[this.currentTrackId]||[],a-i,n.maxBufferHole),o=s.end,l=s.len,u=this.getFwdBufferInfo(this.media,V.PlaylistLevelType.MAIN);if(l>this.getMaxBufferLength(null==u?void 0:u.len)+i)return;var d=r.fragments,h=d.length,c=r.edge,f=null,g=this.fragPrevious;if(o>>=0)>i-1)throw new DOMException("Failed to execute '"+e+"' on 'TimeRanges': The index provided ("+r+") is greater than the maximum bound ("+i+")");return t[r][e]};this.buffered={get length(){return t.length},end:function(r){return e("end",r,t.length)},start:function(r){return e("start",r,t.length)}}};function Ye(t,e){for(var r=0;r-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))},o.pollTrackChange=function(t){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,t)},o.onMediaDetaching=function(){this.media&&(self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId),qe(this.media.textTracks).forEach((function(t){z(t)})),this.subtitleTrack=-1,this.media=null)},o.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},o.onManifestParsed=function(t,e){this.tracks=e.subtitleTracks},o.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)},o.onLevelLoading=function(t,e){this.switchLevel(e.level)},o.onLevelSwitching=function(t,e){this.switchLevel(e.level)},o.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.Events.SUBTITLE_TRACKS_UPDATED,o),-1!==a&&this.setSubtitleTrack(a,i)}}},o.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,d=n.type,h=n.url;this.hls.trigger(s.Events.SUBTITLE_TRACK_SWITCH,{id:a,groupId:l,name:u,type:d,url:h});var c=this.switchParams(n.url,null==e?void 0:e.details);this.loadPlaylist(c)}else this.hls.trigger(s.Events.SUBTITLE_TRACK_SWITCH,{id:t})}}else this.queuedDefaultTrack=t},o.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),this.media&&this.hls.config.renderTextTracksNatively){for(var t=-1,e=qe(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)}}])&&Ye(n.prototype,a),Object.defineProperty(n,"prototype",{writable:!1}),i}(mt);var ze,Qe=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.logger.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}(),$e=ce(),Je=/([ha]vc.)(?:\.[^.,]+)+/,Ze=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.lastMpegAudioChunk=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var t=e.media,r=e.mediaSource;l.logger.log("[buffer-controller]: Media source opened"),t&&(t.removeEventListener("emptied",e._onMediaEmptied),e.updateMediaElementDuration(),e.hls.trigger(s.Events.MEDIA_ATTACHED,{media:t})),r&&r.removeEventListener("sourceopen",e._onMediaSourceOpen),e.checkPendingTracks()},this._onMediaSourceClose=function(){l.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){l.logger.log("[buffer-controller]: Media source ended")},this._onMediaEmptied=function(){var t=e.media,r=e._objectUrl;t&&t.src!==r&&l.logger.error("Media element src was set while attaching MediaSource ("+r+" > "+t.src+")")},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,this.lastMpegAudioChunk=null},e.registerListeners=function(){var t=this.hls;t.on(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(s.Events.BUFFER_RESET,this.onBufferReset,this),t.on(s.Events.BUFFER_APPENDING,this.onBufferAppending,this),t.on(s.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.on(s.Events.BUFFER_EOS,this.onBufferEos,this),t.on(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(s.Events.FRAG_PARSED,this.onFragParsed,this),t.on(s.Events.FRAG_CHANGED,this.onFragChanged,this)},e.unregisterListeners=function(){var t=this.hls;t.off(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(s.Events.BUFFER_RESET,this.onBufferReset,this),t.off(s.Events.BUFFER_APPENDING,this.onBufferAppending,this),t.off(s.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.off(s.Events.BUFFER_EOS,this.onBufferEos,this),t.off(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(s.Events.FRAG_PARSED,this.onFragParsed,this),t.off(s.Events.FRAG_CHANGED,this.onFragChanged,this)},e._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new Qe(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]},this.lastMpegAudioChunk=null},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.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},e.onMediaAttaching=function(t,e){var r=this.media=e.media;if(r&&$e){var i=this.mediaSource=new $e;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,r.addEventListener("emptied",this._onMediaEmptied)}},e.onMediaDetaching=function(){var t=this.media,e=this.mediaSource,r=this._objectUrl;if(e){if(l.logger.log("[buffer-controller]: media source detaching"),"open"===e.readyState)try{e.endOfStream()}catch(t){l.logger.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&&(t.removeEventListener("emptied",this._onMediaEmptied),r&&self.URL.revokeObjectURL(r),t.src===r?(t.removeAttribute("src"),t.load()):l.logger.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.Events.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.logger.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,d=a.container,h=a.metadata,c=(n.levelCodec||n.codec).replace(Je,"$1"),f=(u||o).replace(Je,"$1");if(c!==f){var g=d+";codecs="+(u||o);r.appendChangeType(t,g),l.logger.log("[buffer-controller]: switching codec "+c+" to "+f),r.tracks[t]={buffer:n.buffer,codec:o,container:d,levelCodec:u,metadata:h,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.logger.log("[buffer-controller]: changing "+t+" sourceBuffer type to "+e),n.changeType(e)),i.shiftAndExecuteNext(t)},onStart:function(){},onComplete:function(){},onError:function(e){l.logger.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,d=e.type,h=e.frag,c=e.part,f=e.chunkMeta,g=f.buffering[d],v=self.performance.now();g.start=v;var p=h.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,E=!1;"audio"===d&&"audio/mpeg"===(null==y?void 0:y.container)&&(E=!this.lastMpegAudioChunk||1===f.id||this.lastMpegAudioChunk.sn!==f.sn,this.lastMpegAudioChunk=f);var T=h.start,S={execute:function(){if(g.executeStart=self.performance.now(),E){var t=r.sourceBuffer[d];if(t){var e=T-t.timestampOffset;Math.abs(e)>=.1&&(l.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+T+" (delta: "+e+") sn: "+h.sn+")"),t.timestampOffset=T)}}r.appendExecutor(u,d)},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]=Bt.getBuffered(e[n]);r.appendError=0,r.hls.trigger(s.Events.BUFFER_APPENDED,{type:d,frag:h,part:c,chunkMeta:f,parent:h.type,timeRanges:i})},onError:function(t){l.logger.error("[buffer-controller]: Error encountered while trying to append to the "+d+" SourceBuffer",t);var e={type:o.ErrorTypes.MEDIA_ERROR,parent:h.type,details:o.ErrorDetails.BUFFER_APPEND_ERROR,err:t,fatal:!1};t.code===DOMException.QUOTA_EXCEEDED_ERR?e.details=o.ErrorDetails.BUFFER_FULL_ERROR:(r.appendError++,e.details=o.ErrorDetails.BUFFER_APPEND_ERROR,r.appendError>i.config.appendErrorMaxRetry&&(l.logger.error("[buffer-controller]: Failed "+i.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),e.fatal=!0,i.stopLoad())),i.trigger(s.Events.ERROR,e)}};n.append(S,d)},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.Events.BUFFER_FLUSHED,{type:t})},onError:function(e){l.logger.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[v.ElementaryStreamTypes.AUDIOVIDEO]?a.push("audiovideo"):(o[v.ElementaryStreamTypes.AUDIO]&&a.push("audio"),o[v.ElementaryStreamTypes.VIDEO]&&a.push("video")),0===a.length&&l.logger.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.Events.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!n||e.type&&e.type!==i||(n.ending=!0,n.ended||(n.ended=!0,l.logger.log("[buffer-controller]: "+i+" sourceBuffer now EOS"))),t&&!(n&&!n.ended)}),!0)&&(l.logger.log("[buffer-controller]: Queueing mediaSource.endOfStream()"),this.blockBuffers((function(){r.getSourceBufferTypes().forEach((function(t){var e=r.sourceBuffer[t];e&&(e.ending=!1)}));var t=r.mediaSource;t&&"open"===t.readyState?(l.logger.log("[buffer-controller]: Calling mediaSource.endOfStream()"),t.endOfStream()):t&&l.logger.info("[buffer-controller]: Could not call mediaSource.endOfStream(). mediaSource.readyState: "+t.readyState)})))},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((0,a.isFiniteNumber)(o)&&!(o<0)){var u=r.currentTime,d=e.levelTargetDuration,h=Math.max(o,d),c=Math.floor(u/d)*d-h;n.forEach((function(r){var n=i[r];if(n){var a=Bt.getBuffered(n);if(a.length>0&&c>a.start(0)){if(t.trigger(s.Events.BACK_BUFFER_REACHED,{bufferEnd:c}),e.live)t.trigger(s.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:c});else if(n.ended&&a.end(a.length-1)-u<2*d)return void l.logger.info("[buffer-controller]: Cannot flush "+r+" back buffer while SourceBuffer is in ended state");t.trigger(s.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:c,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=(0,a.isFiniteNumber)(i.duration)?i.duration:0;t.live&&e.config.liveDurationInfinity?(l.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),i.duration=1/0,this.updateSeekableRange(t)):(n>o&&n>s||!(0,a.isFiniteNumber)(s))&&(l.logger.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.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.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,d=a.container+";codecs="+u;l.logger.log("[buffer-controller]: creating sourceBuffer("+d+")");try{var h=e[n]=r.addSourceBuffer(d),c=n;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[n]={buffer:h,codec:u,container:a.container,levelCodec:a.levelCodec,metadata:a.metadata,id:a.id},i++}catch(t){l.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+t.message),this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:t,mimeType:d})}}i&&this.hls.trigger(s.Events.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.logger.error("[buffer-controller]: "+t+" SourceBuffer 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tr.hasOwnProperty(t)&&(e=tr[t]),String.fromCharCode(e)},rr=15,ir=100,nr={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},ar={17:2,18:4,21:6,22:8,23:10,19:13,20:15},sr={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},or={25:2,26:4,29:6,30:8,31:10,27:13,28:15},lr=["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"}(ze||(ze={}));var ur=function(){function t(){this.time=null,this.verboseLevel=ze.ERROR}return t.prototype.log=function(t,e){if(this.verboseLevel>=t){var r="function"==typeof e?e():e;l.logger.log(this.time+" ["+t+"] "+r)}},t}(),dr=function(t){for(var e=[],r=0;rir&&(this.logger.log(ze.DEBUG,"Too large cursor position "+this.pos),this.pos=ir)},e.moveCursor=function(t){var e=this.pos+t;if(t>1)for(var r=this.pos+1;r=144&&this.backSpace();var r=er(t);this.pos>=ir?this.logger.log(ze.ERROR,(function(){return"Cannot insert 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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.");E=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"positionAlign",n({},l,{get:function(){return T},set:function(t){var e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");T=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"size",n({},l,{get:function(){return S},set:function(t){if(t<0||t>100)throw new Error("Size must be between 0 and 100.");S=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"align",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}})),o.displayState=void 0}return a.prototype.getCueAsHTML=function(){return self.WebVTT.convertCueToDOMTree(self,this.text)},a}();var br=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 Lr(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 Ar=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 Dr(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);2===s.length&&e(s[0],s[1])}}var kr=new Sr(0,0,""),Rr="middle"===kr.align?"middle":"center";function Ir(t,e,r){var i=t;function n(){var e=Lr(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 Ar;Dr(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",Rr,"end"]);break;case"position":n=e.split(","),i.percent(t,n[0]),2===n.length&&i.alt("positionAlign",n[1],["start",Rr,"end","line-left","line-right","auto"]);break;case"size":i.percent(t,e);break;case"align":i.alt(t,e,["start",Rr,"end","left","right"])}}),/:/,/\s/),e.region=i.get("region",null),e.vertical=i.get("vertical","");var n=i.get("line","auto");"auto"===n&&-1===kr.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",Rr);var a=i.get("position","auto");"auto"===a&&50===kr.position&&(a="start"===e.align||"left"===e.align?0:"end"===e.align||"right"===e.align?100:50),e.position=a}(t,e)}function wr(t){return t.replace(//gi,"\n")}var Cr=function(){function t(){this.state="INITIAL",this.buffer="",this.decoder=new br,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=wr(t);r>>0).toString()};function Mr(t,e,r){return Fr(t.toString())+Fr(e.toString())+Fr(r)}function Nr(){return Nr=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),d=!0,f/(r-e)>.5))return}if(d||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.Events.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.Events.FRAG_LOADED,t)})))},e.getExistingTrack=function(t){var e=this.media;if(e)for(var r=0;r0&&c.push(t)},d.onparsingerror=function(t){u=t},d.onflush=function(){u?l(u):o(c)},h.forEach((function(t){if(m){if(xr(t,"X-TIMESTAMP-MAP=")){m=!1,t.slice(16).split(",").forEach((function(t){xr(t,"LOCAL:")?g=t.slice(6):xr(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(!((0,a.isFiniteNumber)(e)&&(0,a.isFiniteNumber)(r)&&(0,a.isFiniteNumber)(i)&&(0,a.isFiniteNumber)(n)))throw Error("Malformed X-TIMESTAMP-MAP: Local:"+t);return e+=1e3*r,(e+=6e4*i)+36e5*n}(g)/1e3}catch(t){u=t}return}""===t&&(m=!1)}d.parse(t+"\n")})),d.flush()}(null!==(i=t.initSegment)&&void 0!==i&&i.data?(0,R.appendUint8Array)(t.initSegment.data,new Uint8Array(e)):e,this.initPTS[t.cc],this.timescale[t.cc],r,t.cc,t.start,(function(e){n._appendCues(e,t.level),o.trigger(s.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:t})}),(function(r){n._fallbackToIMSC1(t,e),l.logger.log("Failed to parse VTT cue: "+r),o.trigger(s.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t,error:r})}))},e._fallbackToIMSC1=function(t,e){var r=this,i=this.tracks[t.level];i.textCodec||Hr(e,this.initPTS[t.cc],this.timescale[t.cc],(function(){i.textCodec=Ur,r._parseIMSC1(t,e)}),(function(){i.textCodec="wvtt"}))},e._appendCues=function(t,e){var r=this.hls;if(this.config.renderTextTracksNatively){var i=this.textTracks[e];if(!i||"disabled"===i.mode)return;t.forEach((function(t){return X(i,t)}))}else{var n=this.tracks[e];if(!n)return;var a=n.default?"default":"subtitles"+e;r.trigger(s.Events.CUES_PARSED,{type:"subtitles",cues:t,track:a})}},e.onFragDecrypted=function(t,e){var r=e.frag;if(r.type===V.PlaylistLevelType.SUBTITLE){if(!(0,a.isFiniteNumber)(this.initPTS[r.cc]))return void this.unparsedVttFrags.push(e);this.onFragLoaded(s.Events.FRAG_LOADED,e)}},e.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},e.onFragParsingUserdata=function(t,e){var r=this.cea608Parser1,i=this.cea608Parser2;if(this.enabled&&r&&i){var n=e.frag,a=e.samples;if(n.type!==V.PlaylistLevelType.MAIN||"NONE"!==this.closedCaptionsForLevel(n))for(var s=0;s0&&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}}},i.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)},i.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())},i.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},i.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}}])&&$r(e.prototype,r),Object.defineProperty(e,"prototype",{writable:!1}),t}(),Zr=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.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},e.unregisterListeners=function(){this.hls.off(s.Events.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,d=this.hls;if(d.trigger(s.Events.FPS_DROP,{currentDropped:a,currentDecoded:o,totalDroppedFrames:r}),u>0&&a>d.config.fpsDroppedMonitoringThreshold*o){var h=d.currentLevel;l.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+h),h>0&&(-1===d.autoLevelCapping||d.autoLevelCapping>=h)&&(h-=1,d.trigger(s.Events.FPS_DROP_LEVEL_CAPPING,{level:h,droppedLevel:d.currentLevel}),d.autoLevelCapping=h,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}();var ti=r(300);function ei(t){var e="function"==typeof Map?new Map:void 0;return ei=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 ri(t,arguments,ai(this).constructor)}return i.prototype=Object.create(t.prototype,{constructor:{value:i,enumerable:!1,writable:!0,configurable:!0}}),ni(i,t)},ei(t)}function ri(t,e,r){return ri=ii()?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&&ni(n,r.prototype),n},ri.apply(null,arguments)}function ii(){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 ni(t,e){return ni=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t},ni(t,e)}function ai(t){return ai=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(t){return t.__proto__||Object.getPrototypeOf(t)},ai(t)}var si="[eme]",oi=function(){function t(e){this.hls=void 0,this.config=void 0,this.media=null,this.keyFormatPromise=null,this.keySystemAccessPromises={},this._requestLicenseFailureCount=0,this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},this.setMediaKeysQueue=t.CDMCleanupPromise?[t.CDMCleanupPromise]:[],this.onMediaEncrypted=this._onMediaEncrypted.bind(this),this.onWaitingForKey=this._onWaitingForKey.bind(this),this.debug=l.logger.debug.bind(l.logger,si),this.log=l.logger.log.bind(l.logger,si),this.warn=l.logger.warn.bind(l.logger,si),this.error=l.logger.error.bind(l.logger,si),this.hls=e,this.config=e.config,this.registerListeners()}var e=t.prototype;return e.destroy=function(){this.unregisterListeners(),this.onMediaDetached(),this.hls=this.onMediaEncrypted=this.onWaitingForKey=this.keyIdToKeySessionPromise=null},e.registerListeners=function(){this.hls.on(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(s.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(s.Events.MANIFEST_LOADED,this.onManifestLoaded,this)},e.unregisterListeners=function(){this.hls.off(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(s.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(s.Events.MANIFEST_LOADED,this.onManifestLoaded,this)},e.getLicenseServerUrl=function(t){var e=this.config,r=e.drmSystems,i=e.widevineLicenseUrl,n=r[t];if(n)return n.licenseUrl;if(t===m.WIDEVINE&&i)return i;throw new Error('no license server URL configured for key-system "'+t+'"')},e.getServerCertificateUrl=function(t){var e=this.config.drmSystems[t];if(e)return e.serverCertificateUrl;this.log('No Server Certificate in config.drmSystems["'+t+'"]')},e.attemptKeySystemAccess=function(t){var e=this,r=this.hls.levels,i=function(t,e,r){return!!t&&r.indexOf(t)===e},n=r.map((function(t){return t.audioCodec})).filter(i),a=r.map((function(t){return t.videoCodec})).filter(i);return n.length+a.length===0&&a.push("avc1.42e01e"),new Promise((function(r,i){!function t(s){var l=s.shift();e.getMediaKeysPromise(l,n,a).then((function(t){return r({keySystem:l,mediaKeys:t})})).catch((function(e){s.length?t(s):i(e instanceof li?e:new li({type:o.ErrorTypes.KEY_SYSTEM_ERROR,details:o.ErrorDetails.KEY_SYSTEM_NO_ACCESS,error:e,fatal:!0},e.message))}))}(t)}))},e.requestMediaKeySystemAccess=function(t,e){var r=this.config.requestMediaKeySystemAccessFunc;if("function"!=typeof r){var i="Configured requestMediaKeySystemAccess is not a function "+r;return null===k&&"http:"===self.location.protocol&&(i="navigator.requestMediaKeySystemAccess is not available over insecure protocol "+location.protocol),Promise.reject(new Error(i))}return r(t,e)},e.getMediaKeysPromise=function(t,e,r){var i=this,n=function(t,e,r,i){var n;switch(t){case m.FAIRPLAY:n=["cenc","sinf"];break;case m.WIDEVINE:case m.PLAYREADY:n=["cenc"];break;case m.CLEARKEY:n=["cenc","keyids"];break;default:throw new Error("Unknown key-system: "+t)}return function(t,e,r,i){return[{initDataTypes:t,persistentState:i.persistentState||"not-allowed",distinctiveIdentifier:i.distinctiveIdentifier||"not-allowed",sessionTypes:i.sessionTypes||[i.sessionType||"temporary"],audioCapabilities:e.map((function(t){return{contentType:'audio/mp4; codecs="'+t+'"',robustness:i.audioRobustness||"",encryptionScheme:i.audioEncryptionScheme||null}})),videoCapabilities:r.map((function(t){return{contentType:'video/mp4; codecs="'+t+'"',robustness:i.videoRobustness||"",encryptionScheme:i.videoEncryptionScheme||null}}))}]}(n,e,r,i)}(t,e,r,this.config.drmSystemOptions),a=this.keySystemAccessPromises[t],s=null==a?void 0:a.keySystemAccess;if(!s){this.log('Requesting encrypted media "'+t+'" key-system access with config: '+JSON.stringify(n)),s=this.requestMediaKeySystemAccess(t,n);var o=this.keySystemAccessPromises[t]={keySystemAccess:s};return s.catch((function(e){i.log('Failed to obtain access to key-system "'+t+'": '+e)})),s.then((function(e){i.log('Access for key-system "'+e.keySystem+'" obtained');var r=i.fetchServerCertificate(t);return i.log('Create media-keys for "'+t+'"'),o.mediaKeys=e.createMediaKeys().then((function(e){return i.log('Media-keys created for "'+t+'"'),r.then((function(r){return r?i.setMediaKeysServerCertificate(e,t,r):e}))})),o.mediaKeys.catch((function(e){i.error('Failed to create media-keys for "'+t+'"}: '+e)})),o.mediaKeys}))}return s.then((function(){return a.mediaKeys}))},e.createMediaKeySessionContext=function(t){var e=t.decryptdata,r=t.keySystem,i=t.mediaKeys;this.log('Creating key-system session "'+r+'" keyId: '+ti.default.hexDump(e.keyId||[]));var n=i.createSession(),a={decryptdata:e,keySystem:r,mediaKeys:i,mediaKeysSession:n,keyStatus:"status-pending"};return this.mediaKeySessions.push(a),a},e.renewKeySession=function(t){var e=t.decryptdata;if(e.pssh){var r=this.createMediaKeySessionContext(t),i=this.getKeyIdString(e);this.keyIdToKeySessionPromise[i]=this.generateRequestWithPreferredKeySession(r,"cenc",e.pssh,"expired")}else this.warn("Could not renew expired session. 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t.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]},t.types)t.types.hasOwnProperty(e)&&(t.types[e]=[e.charCodeAt(0),e.charCodeAt(1),e.charCodeAt(2),e.charCodeAt(3)]);var r=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),i=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);t.HDLR_TYPES={video:r,audio:i};var n=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),a=new Uint8Array([0,0,0,0,0,0,0,0]);t.STTS=t.STSC=t.STCO=a,t.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),t.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),t.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),t.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var s=new Uint8Array([105,115,111,109]),o=new Uint8Array([97,118,99,49]),l=new Uint8Array([0,0,0,1]);t.FTYP=t.box(t.types.ftyp,s,l,s,o),t.DINF=t.box(t.types.dinf,t.box(t.types.dref,n))},t.box=function(t){for(var e=8,r=arguments.length,i=new Array(r>1?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,d=e.pixelRatio[0],h=e.pixelRatio[1];return t.box(t.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,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([d>>24,d>>16&255,d>>8&255,255&d,h>>24,h>>16&255,h>>8&255,255&h])))},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||[],d=u.length,h=12+16*d,c=new Uint8Array(h);for(r+=8+h,c.set(["video"===e.type?1:0,0,15,1,d>>>24&255,d>>>16&255,d>>>8&255,255&d,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;const o=s;var l=r(851),u=r(973),d=r(93),h=r(308),c=r(673);function f(){return f=Object.assign?Object.assign.bind():function(t){for(var e=1;e0?t:r.pts}),t[0].pts);return e&&d.logger.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,T=n,S=t.pid>-1,b=e.pid>-1,L=e.samples.length,A=t.samples.length>0,D=s&&L>0||L>1;if((!S||A)&&(!b||D)||this.ISGenerated||s){this.ISGenerated||(c=this.generateIS(t,e,n));var k,R=this.isVideoContiguous,I=-1;if(D&&(I=function(t){for(var e=0;e0){d.logger.warn("[mp4-remuxer]: Dropped "+I+" out of "+L+" video samples due to a missing keyframe");var 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this.ISGenerated&&(r.samples.length&&(g=y(r,n,this._initPTS,this._initDTS)),i.samples.length&&(f=E(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,d=this.typeSupported,h={},c=!(0,i.isFiniteNumber)(this._initPTS),f="audio/mp4";if(c&&(n=a=1/0),t.config&&l.length&&(t.timescale=t.samplerate,"mp3"===t.segmentCodec&&(d.mpeg?(f="audio/mpeg",t.codec=""):d.mp3&&(t.codec="mp3")),h.audio={id:"audio",container:f,codec:t.codec,initSegment:"mp3"===t.segmentCodec&&d.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,h.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,m(u[0].dts,g)-v),n=Math.min(n,g-v)}if(Object.keys(h).length)return this.ISGenerated=!0,c&&(this._initPTS=n,this._initDTS=a),{tracks:h,initPTS:n,timescale:s}},e.remuxVideo=function(t,e,r,i){var n,a,s=t.inputTimeScale,h=t.samples,p=[],y=h.length,E=this._initPTS,S=this.nextAvcDts,b=8,L=this.videoSampleDuration,A=Number.POSITIVE_INFINITY,D=Number.NEGATIVE_INFINITY,k=!1;r&&null!==S||(S=e*s-(h[0].pts-m(h[0].dts,h[0].pts)));for(var R=0;R0?R-1:R].dts&&(k=!0)}k&&h.sort((function(t,e){var r=t.dts-e.dts,i=t.pts-e.pts;return r||i})),n=h[0].dts;var w=h[h.length-1].dts-n,C=w?Math.round(w/(y-1)):L||t.inputTimeScale/30;if(r){var _=n-S,P=_>C,O=_<-1;if((P||O)&&(P?d.logger.warn("AVC: "+(0,c.toMsFromMpegTsClock)(_,!0)+" ms ("+_+"dts) hole between fragments detected, filling it"):d.logger.warn("AVC: "+(0,c.toMsFromMpegTsClock)(-_,!0)+" ms ("+_+"dts) overlapping between fragments detected"),!O||S>h[0].pts)){n=S;var x=h[0].pts-_;h[0].dts=n,h[0].pts=x,d.logger.log("Video: First PTS/DTS adjusted: "+(0,c.toMsFromMpegTsClock)(x,!0)+"/"+(0,c.toMsFromMpegTsClock)(n,!0)+", delta: "+(0,c.toMsFromMpegTsClock)(_,!0)+" ms")}}n=Math.max(0,n);for(var F=0,M=0,N=0;N0?J.dts-h[$-1].dts:C;if(st=$>0?J.pts-h[$-1].pts:C,ot.stretchShortVideoTrack&&null!==this.nextAudioPts){var ut=Math.floor(ot.maxBufferHole*s),dt=(i?A+i*s:this.nextAudioPts)-J.pts;dt>ut?((L=dt-lt)<0?L=lt:W=!0,d.logger.log("[mp4-remuxer]: It is approximately "+dt/90+" ms to the next segment; using duration "+L/90+" ms for the last video frame.")):L=lt}else L=lt}var ht=Math.round(J.pts-J.dts);q=Math.min(q,L),z=Math.max(z,L),X=Math.min(X,st),Q=Math.max(Q,st),p.push(new T(J.key,L,tt,ht))}if(p.length)if(g){if(g<70){var ct=p[0].flags;ct.dependsOn=2,ct.isNonSync=0}}else if(v&&Q-X0&&(i&&Math.abs(A-L)<9e3||Math.abs(m(S[0].pts-v,A)-L)<20*g),S.forEach((function(t){t.pts=m(t.pts-v,A)})),!r||L<0){if(S=S.filter((function(t){return t.pts>=0})),!S.length)return;L=0===a?0:i&&!E?Math.max(0,A):S[0].pts}if("aac"===t.segmentCodec)for(var D=this.config.maxAudioFramesDrift,k=0,R=L;k=D*g&&_<1e4&&E){var P=Math.round(C/g);(R=w-P*g)<0&&(P--,R+=g),0===k&&(this.nextAudioPts=L=R),d.logger.warn("[mp4-remuxer]: Injecting "+P+" audio frame @ "+(R/s).toFixed(3)+"s due to "+Math.round(1e3*C/s)+" ms gap.");for(var O=0;O0))return;B+=b;try{M=new Uint8Array(B)}catch(t){return void this.observer.emit(l.Events.ERROR,l.Events.ERROR,{type:u.ErrorTypes.MUX_ERROR,details:u.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:B,reason:"fail allocating audio mdat "+B})}p||(new DataView(M.buffer).setUint32(0,B),M.set(o.types.mdat,4))}M.set(V,b);var W=V.byteLength;b+=W,y.push(new T(!0,c,W,0)),U=Y}var q=y.length;if(q){var X=y[y.length-1];this.nextAudioPts=L=U+h*X.duration;var z=p?new Uint8Array(0):o.moof(t.sequenceNumber++,N/h,f({},t,{samples:y}));t.samples=[];var 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