diff --git a/public/js/hls.light.min.js b/public/js/hls.light.min.js index 5a1fd1d83..b6af6800d 100644 --- a/public/js/hls.light.min.js +++ b/public/js/hls.light.min.js @@ -1,5 +1,2 @@ -// @license http://www.apache.org/licenses/LICENSE-2.0 Apache-2.0 -// @source https://github.com/video-dev/hls.js -// @version v1.2.9 -"undefined"!=typeof window&&function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t():"function"==typeof define&&define.amd?define([],t):"object"==typeof exports?exports.Hls=t():e.Hls=t()}(this,(()=>(()=>{var e={21:(e,t,r)=>{"use strict";r.r(t),r.d(t,{default:()=>u});var i=function(){function e(e,t){this.subtle=void 0,this.aesIV=void 0,this.subtle=e,this.aesIV=t}return e.prototype.decrypt=function(e,t){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},t,e)},e}(),n=function(){function e(e,t){this.subtle=void 0,this.key=void 0,this.subtle=e,this.key=t}return e.prototype.expandKey=function(){return 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p=v^v<<1^v<<2^v<<3^v<<4;p=p>>>8^255&p^99,e[c]=p,t[p]=c;var m=f[c],y=f[m],E=f[y],T=257*f[p]^16843008*p;i[c]=T<<24|T>>>8,n[c]=T<<16|T>>>16,a[c]=T<<8|T>>>24,s[c]=T,T=16843009*E^65537*y^257*m^16843008*c,l[p]=T<<24|T>>>8,u[p]=T<<16|T>>>16,d[p]=T<<8|T>>>24,h[p]=T,c?(c=m^f[f[f[E^m]]],v^=f[f[v]]):c=v=1}},t.expandKey=function(e){for(var t=this.uint8ArrayToUint32Array_(e),r=!0,i=0;i{"use strict";r.r(t),r.d(t,{canParse:()=>l,decodeFrame:()=>c,getID3Data:()=>s,getID3Frames:()=>f,getTimeStamp:()=>u,isFooter:()=>a,isHeader:()=>n,isTimeStampFrame:()=>d,testables:()=>E,utf8ArrayToStr:()=>y});var i,n=function(e,t){return t+10<=e.length&&73===e[t]&&68===e[t+1]&&51===e[t+2]&&e[t+3]<255&&e[t+4]<255&&e[t+6]<128&&e[t+7]<128&&e[t+8]<128&&e[t+9]<128},a=function(e,t){return t+10<=e.length&&51===e[t]&&68===e[t+1]&&73===e[t+2]&&e[t+3]<255&&e[t+4]<255&&e[t+6]<128&&e[t+7]<128&&e[t+8]<128&&e[t+9]<128},s=function(e,t){for(var r=t,i=0;n(e,t);)i+=10,i+=o(e,t+6),a(e,t+10)&&(i+=10),t+=i;if(i>0)return 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t.resetInitSegment=function(e,t,r,i){this._id3Track={type:"id3",id:3,pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0}},t.resetTimeStamp=function(e){this.initPTS=e,this.resetContiguity()},t.resetContiguity=function(){this.basePTS=null,this.lastPTS=null,this.frameIndex=0},t.canParse=function(e,t){return!1},t.appendFrame=function(e,t,r){},t.demux=function(e,t){this.cachedData&&(e=(0,d.appendUint8Array)(this.cachedData,e),this.cachedData=null);var r,i=o.getID3Data(e,0),n=i?i.length:0,a=this._audioTrack,f=this._id3Track,v=i?o.getTimeStamp(i):void 0,g=e.length;for((null===this.basePTS||0===this.frameIndex&&(0,s.isFiniteNumber)(v))&&(this.basePTS=c(v,t,this.initPTS),this.lastPTS=this.basePTS),null===this.lastPTS&&(this.lastPTS=this.basePTS),i&&i.length>0&&f.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:i,type:l.MetadataSchema.audioId3,duration:Number.POSITIVE_INFINITY});n>>5}function E(e,t){return t+1=e.length)return!1;var i=y(e,t);if(i<=r)return!1;var n=t+i;return n===e.length||E(e,n)}return!1}function S(e,t,r,a,s){if(!e.samplerate){var o=function(e,t,r,a){var s,o,l,u,d=navigator.userAgent.toLowerCase(),h=a,f=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];s=1+((192&t[r+2])>>>6);var c=(60&t[r+2])>>>2;if(!(c>f.length-1))return l=(1&t[r+2])<<2,l|=(192&t[r+3])>>>6,g.logger.log("manifest codec:"+a+", ADTS type:"+s+", samplingIndex:"+c),/firefox/i.test(d)?c>=6?(s=5,u=new Array(4),o=c-3):(s=2,u=new Array(2),o=c):-1!==d.indexOf("android")?(s=2,u=new Array(2),o=c):(s=5,u=new Array(4),a&&(-1!==a.indexOf("mp4a.40.29")||-1!==a.indexOf("mp4a.40.5"))||!a&&c>=6?o=c-3:((a&&-1!==a.indexOf("mp4a.40.2")&&(c>=6&&1===l||/vivaldi/i.test(d))||!a&&1===l)&&(s=2,u=new 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h||e.samples.push(f),{sample:f,length:d,missing:h}}var c=t.length-r;return(a=new Uint8Array(c)).set(t.subarray(r,t.length),0),{sample:{unit:a,pts:s},length:c,missing:-1}}function A(e,t){return A=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e},A(e,t)}const D=function(e){var t,r;function i(t,r){var i;return(i=e.call(this)||this).observer=void 0,i.config=void 0,i.observer=t,i.config=r,i}r=e,(t=i).prototype=Object.create(r.prototype),t.prototype.constructor=t,A(t,r);var n=i.prototype;return n.resetInitSegment=function(t,r,i,n){e.prototype.resetInitSegment.call(this,t,r,i,n),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"aac",samples:[],manifestCodec:r,duration:n,inputTimeScale:9e4,dropped:0}},i.probe=function(e){if(!e)return!1;for(var t=(o.getID3Data(e,0)||[]).length,r=e.length;t16384?e.subarray(0,16384):e,(0,d.findBox)(e,["moof"]).length>0},t.demux=function(e,t){this.timeOffset=t;var r=e,i=this.videoTrack,n=this.txtTrack;if(this.config.progressive){this.remainderData&&(r=(0,d.appendUint8Array)(this.remainderData,e));var a=(0,d.segmentValidRange)(r);this.remainderData=a.remainder,i.samples=a.valid||new Uint8Array}else i.samples=r;var s=this.extractID3Track(i,t);return n.samples=(0,d.parseSamples)(t,i),{videoTrack:i,audioTrack:this.audioTrack,id3Track:s,textTrack:this.txtTrack}},t.flush=function(){var e=this.timeOffset,t=this.videoTrack,r=this.txtTrack;t.samples=this.remainderData||new Uint8Array,this.remainderData=null;var i=this.extractID3Track(t,this.timeOffset);return r.samples=(0,d.parseSamples)(e,t),{videoTrack:t,audioTrack:u(),id3Track:i,textTrack:u()}},t.extractID3Track=function(e,t){var r=this.id3Track;if(e.samples.length){var i=(0,d.findBox)(e.samples,["emsg"]);i&&i.forEach((function(e){var i=(0,d.parseEmsg)(e);if(R.test(i.schemeIdUri)){var n=(0,s.isFiniteNumber)(i.presentationTime)?i.presentationTime/i.timeScale:t+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},t.demuxSampleAes=function(e,t,r){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))},t.destroy=function(){},e}();var _=null,x=[32,64,96,128,160,192,224,256,288,320,352,384,416,448,32,48,56,64,80,96,112,128,160,192,224,256,320,384,32,40,48,56,64,80,96,112,128,160,192,224,256,320,32,48,56,64,80,96,112,128,144,160,176,192,224,256,8,16,24,32,40,48,56,64,80,96,112,128,144,160],I=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],w=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],C=[0,1,1,4];function P(e,t,r,i,n){if(!(r+24>t.length)){var a=O(t,r);if(a&&r+a.frameLength<=t.length){var 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t=Math.min(this.bitsAvailable,e),r=this.word>>>32-t;return e>32&&g.logger.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=t,this.bitsAvailable>0?this.word<<=t:this.bytesAvailable>0&&this.loadWord(),(t=e-t)>0&&this.bitsAvailable?r<>>e))return this.word<<=e,this.bitsAvailable-=e,e;return this.loadWord(),e+this.skipLZ()},t.skipUEG=function(){this.skipBits(1+this.skipLZ())},t.skipEG=function(){this.skipBits(1+this.skipLZ())},t.readUEG=function(){var e=this.skipLZ();return this.readBits(e+1)-1},t.readEG=function(){var e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)},t.readBoolean=function(){return 1===this.readBits(1)},t.readUByte=function(){return this.readBits(8)},t.readUShort=function(){return this.readBits(16)},t.readUInt=function(){return this.readBits(32)},t.skipScalingList=function(e){for(var t=8,r=8,i=0;i=e.length)return void r();if(!(e[t].unit.length<32)){var i=this.decrypter.isSync();if(this.decryptAacSample(e,t,r,i),!i)return}}},t.getAvcEncryptedData=function(e){for(var t=16*Math.floor((e.length-48)/160)+16,r=new Int8Array(t),i=0,n=32;n=e.length)return void i();for(var n=e[t].units;!(r>=n.length);r++){var a=n[r];if(!(a.data.length<=48||1!==a.type&&5!==a.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(e,t,r,i,a,s),!s)return}}}},e}();function G(){return G=Object.assign?Object.assign.bind():function(e){for(var t=1;t1;){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===((t=o[0])[0]<<16)+(t[1]<<8)+t[2]){if((r=(t[4]<<8)+t[5])&&r>e.size-6)return null;var u=t[7];192&u&&(n=536870912*(14&t[9])+4194304*(255&t[10])+16384*(254&t[11])+128*(255&t[12])+(254&t[13])/2,64&u?n-(a=536870912*(14&t[14])+4194304*(255&t[15])+16384*(254&t[16])+128*(255&t[17])+(254&t[18])/2)>54e5&&(g.logger.warn(Math.round((n-a)/9e4)+"s delta between PTS and DTS, align them"),n=a):a=n);var d=(i=t[8])+9;if(e.size<=d)return null;e.size-=d;for(var h=new Uint8Array(e.size),f=0,c=o.length;fv){d-=v;continue}t=t.subarray(d),v-=d,d=0}h.set(t,s),s+=v}return r&&(r-=i+3),{data:h,pts:n,dts:a,len:r}}return null}function Y(e,t){if(e.units.length&&e.frame){if(void 0===e.pts){var r=t.samples,i=r.length;if(!i)return void t.dropped++;var n=r[i-1];e.pts=n.pts,e.dts=n.dts}t.samples.push(e)}e.debug.length&&g.logger.log(e.pts+"/"+e.dts+":"+e.debug)}const q=function(){function e(e,t,r){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=e,this.config=t,this.typeSupported=r}e.probe=function(t){var r=e.syncOffset(t);return r>0&&g.logger.warn("MPEG2-TS detected but first sync word found @ offset "+r),-1!==r},e.syncOffset=function(e){for(var t=Math.min(940,e.length-376)+1,r=0;r>4>1){if((x=R+5+t[R+4])===R+V)continue}else x=R+4;switch(_){case c:k&&(v&&(o=W(v))&&this.parseAVCPES(l,f,o,!1),v={data:[],size:0}),v&&(v.data.push(t.subarray(x,R+V)),v.size+=R+V-x);break;case p:if(k){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(t.subarray(x,R+V)),y.size+=R+V-x);break;case m:k&&(E&&(o=W(E))&&this.parseID3PES(h,o),E={data:[],size:0}),E&&(E.data.push(t.subarray(x,R+V)),E.size+=R+V-x);break;case 0:k&&(x+=t[x]+1),b=this._pmtId=j(t,x);break;case b:k&&(x+=t[x]+1);var I=K(t,x,this.typeSupported,a);(c=I.avc)>0&&(l.pid=c),(p=I.audio)>0&&(u.pid=p,u.segmentCodec=I.segmentCodec),(m=I.id3)>0&&(h.pid=m),null===T||S||(g.logger.log("unknown PID '"+T+"' in TS found"),T=null,R=A-188),S=this.pmtParsed=!0;break;case 17:case 8191:break;default:T=_}}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=v,u.pesData=y,h.pesData=E;var w={audioTrack:u,videoTrack:l,id3Track:h,textTrack:f};return s&&this.extractRemainingSamples(w),w},t.flush=function(){var e,t=this.remainderData;return this.remainderData=null,e=t?this.demux(t,-1,!1,!0):{videoTrack:this._avcTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(e),this.sampleAes?this.decrypt(e,this.sampleAes):e},t.extractRemainingSamples=function(e){var t,r=e.audioTrack,i=e.videoTrack,n=e.id3Track,a=e.textTrack,s=i.pesData,o=r.pesData,l=n.pesData;if(s&&(t=W(s))?(this.parseAVCPES(i,a,t,!0),i.pesData=null):i.pesData=s,o&&(t=W(o))){switch(r.segmentCodec){case"aac":this.parseAACPES(r,t);break;case"mp3":this.parseMPEGPES(r,t)}r.pesData=null}else null!=o&&o.size&&g.logger.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=o;l&&(t=W(l))?(this.parseID3PES(n,t),n.pesData=null):n.pesData=l},t.demuxSampleAes=function(e,t,r){var i=this.demux(e,r,!0,!this.config.progressive),n=this.sampleAes=new B(this.observer,this.config,t);return this.decrypt(i,n)},t.decrypt=function(e,t){return new Promise((function(r){var i=e.audioTrack,n=e.videoTrack;i.samples&&"aac"===i.segmentCodec?t.decryptAacSamples(i.samples,0,(function(){n.samples?t.decryptAvcSamples(n.samples,0,0,(function(){r(e)})):r(e)})):n.samples&&t.decryptAvcSamples(n.samples,0,0,(function(){r(e)}))}))},t.destroy=function(){this._duration=0},t.parseAVCPES=function(e,t,r,i){var n,a=this,s=this.parseAVCNALu(e,r.data),o=this.avcSample,l=!1;r.data=null,o&&s.length&&!e.audFound&&(Y(o,e),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,t.samples);break;case 7:if(n=!0,l=!0,!e.sps){var h=new U(i.data).readSPS();e.width=h.width,e.height=h.height,e.pixelRatio=h.pixelRatio,e.sps=[i.data],e.duration=a._duration;for(var f=i.data.subarray(1,4),c="avc1.",v=0;v<3;v++){var g=f[v].toString(16);g.length<2&&(g="0"+g),c+=g}e.codec=c}break;case 8:n=!0,e.pps||(e.pps=[i.data]);break;case 9:n=!1,e.audFound=!0,o&&Y(o,e),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&&(Y(o,e),this.avcSample=null)},t.getLastNalUnit=function(e){var t,r,i=this.avcSample;if(i&&0!==i.units.length||(i=e[e.length-1]),null!==(t=i)&&void 0!==t&&t.units){var n=i.units;r=n[n.length-1]}return r},t.parseAVCNALu=function(e,t){var r,i,n=t.byteLength,a=e.naluState||0,s=a,o=[],l=0,u=-1,d=0;for(-1===a&&(u=0,d=31&t[0],a=0,l=1);l=0){var h={data:t.subarray(u,l-a-1),type:d};o.push(h)}else{var f=this.getLastNalUnit(e.samples);if(f&&(s&&l<=4-s&&f.state&&(f.data=f.data.subarray(0,f.data.byteLength-s)),(i=l-a-1)>0)){var c=new Uint8Array(f.data.byteLength+i);c.set(f.data,0),c.set(t.subarray(0,i),f.data.byteLength),f.data=c,f.state=0}}l=0&&a>=0){var v={data:t.subarray(u,n),type:d,state:a};o.push(v)}if(0===o.length){var g=this.getLastNalUnit(e.samples);if(g){var p=new Uint8Array(g.data.byteLength+t.byteLength);p.set(g.data,0),p.set(t,g.data.byteLength),g.data=p}}return e.naluState=a,o},t.parseAACPES=function(e,t){var r,a,s,o,l,u=0,d=this.aacOverFlow,h=t.data;if(d){this.aacOverFlow=null;var f=d.missing,c=d.sample.unit.byteLength;if(-1===f){var v=new Uint8Array(c+h.byteLength);v.set(d.sample.unit,0),v.set(h,c),h=v}else{var p=c-f;d.sample.unit.set(h.subarray(0,f),p),e.samples.push(d.sample),u=d.missing}}for(r=u,a=h.length;r1?r-1:0),n=1;n>24&255,o[1]=t>>16&255,o[2]=t>>8&255,o[3]=255&t,o.set(e,4),a=0,t=8;a>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,85,196,0,0]))},e.mdia=function(t){return e.box(e.types.mdia,e.mdhd(t.timescale,t.duration),e.hdlr(t.type),e.minf(t))},e.mfhd=function(t){return e.box(e.types.mfhd,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t]))},e.minf=function(t){return"audio"===t.type?e.box(e.types.minf,e.box(e.types.smhd,e.SMHD),e.DINF,e.stbl(t)):e.box(e.types.minf,e.box(e.types.vmhd,e.VMHD),e.DINF,e.stbl(t))},e.moof=function(t,r,i){return e.box(e.types.moof,e.mfhd(t),e.traf(i,r))},e.moov=function(t){for(var r=t.length,i=[];r--;)i[r]=e.trak(t[r]);return e.box.apply(null,[e.types.moov,e.mvhd(t[0].timescale,t[0].duration)].concat(i).concat(e.mvex(t)))},e.mvex=function(t){for(var r=t.length,i=[];r--;)i[r]=e.trex(t[r]);return e.box.apply(null,[e.types.mvex].concat(i))},e.mvhd=function(t,r){r*=t;var i=Math.floor(r/($+1)),n=Math.floor(r%($+1)),a=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,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 e.box(e.types.mvhd,a)},e.sdtp=function(t){var r,i,n=t.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=e.box(e.types.avcC,new Uint8Array([1,a[3],a[4],a[5],255,224|t.sps.length].concat(a).concat([t.pps.length]).concat(s))),l=t.width,u=t.height,d=t.pixelRatio[0],h=t.pixelRatio[1];return e.box(e.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,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,e.box(e.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),e.box(e.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,255&d,h>>24,h>>16&255,h>>8&255,255&h])))},e.esds=function(e){var t=e.config.length;return new Uint8Array([0,0,0,0,3,23+t,0,1,0,4,15+t,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([t]).concat(e.config).concat([6,1,2]))},e.mp4a=function(t){var r=t.samplerate;return e.box(e.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),e.box(e.types.esds,e.esds(t)))},e.mp3=function(t){var r=t.samplerate;return e.box(e.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},e.stsd=function(t){return"audio"===t.type?"mp3"===t.segmentCodec&&"mp3"===t.codec?e.box(e.types.stsd,e.STSD,e.mp3(t)):e.box(e.types.stsd,e.STSD,e.mp4a(t)):e.box(e.types.stsd,e.STSD,e.avc1(t))},e.tkhd=function(t){var r=t.id,i=t.duration*t.timescale,n=t.width,a=t.height,s=Math.floor(i/($+1)),o=Math.floor(i%($+1));return e.box(e.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,n>>8&255,255&n,0,0,a>>8&255,255&a,0,0]))},e.traf=function(t,r){var i=e.sdtp(t),n=t.id,a=Math.floor(r/($+1)),s=Math.floor(r%($+1));return e.box(e.types.traf,e.box(e.types.tfhd,new Uint8Array([0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n])),e.box(e.types.tfdt,new Uint8Array([1,0,0,0,a>>24,a>>16&255,a>>8&255,255&a,s>>24,s>>16&255,s>>8&255,255&s])),e.trun(t,i.length+16+20+8+16+8+8),i)},e.trak=function(t){return t.duration=t.duration||4294967295,e.box(e.types.trak,e.tkhd(t),e.mdia(t))},e.trex=function(t){var r=t.id;return e.box(e.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},e.trun=function(t,r){var i,n,a,s,o,l,u=t.samples||[],d=u.length,h=12+16*d,f=new Uint8Array(h);for(r+=8+h,f.set(["video"===t.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 e.box(e.types.trun,f)},e.initSegment=function(t){e.types||e.init();var r=e.moov(t),i=new Uint8Array(e.FTYP.byteLength+r.byteLength);return i.set(e.FTYP),i.set(r,e.FTYP.byteLength),i},e}();Z.types=void 0,Z.HDLR_TYPES=void 0,Z.STTS=void 0,Z.STSC=void 0,Z.STCO=void 0,Z.STSZ=void 0,Z.VMHD=void 0,Z.SMHD=void 0,Z.STSD=void 0,Z.FTYP=void 0,Z.DINF=void 0;const J=Z;var ee=r(308);function te(e,t){return void 0===t&&(t=!1),function(e,t,r,i){void 0===r&&(r=1),void 0===i&&(i=!1);var n=e*t*r;return i?Math.round(n):n}(e,1e3,1/9e4,t)}function re(){return re=Object.assign?Object.assign.bind():function(e){for(var t=1;t0?e:r.pts}),e[0].pts);return t&&g.logger.debug("PTS rollover detected"),r},t.remux=function(e,t,r,i,n,a,s,o){var l,u,d,h,f,c,v=n,p=n,m=e.pid>-1,y=t.pid>-1,E=t.samples.length,T=e.samples.length>0,S=s&&E>0||E>1;if((!m||T)&&(!y||S)||this.ISGenerated||s){this.ISGenerated||(d=this.generateIS(e,t,n));var b,L=this.isVideoContiguous,A=-1;if(S&&(A=function(e){for(var t=0;t0){g.logger.warn("[mp4-remuxer]: Dropped "+A+" out of "+E+" video samples due to a missing keyframe");var D=this.getVideoStartPts(t.samples);t.samples=t.samples.slice(A),t.dropped+=A,b=p+=(t.samples[0].pts-D)/t.inputTimeScale}else-1===A&&(g.logger.warn("[mp4-remuxer]: No keyframe found out of "+E+" video samples"),c=!1);if(this.ISGenerated){if(T&&S){var R=this.getVideoStartPts(t.samples),k=(se(e.samples[0].pts,R)-R)/t.inputTimeScale;v+=Math.max(0,k),p+=Math.max(0,-k)}if(T){if(e.samplerate||(g.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),d=this.generateIS(e,t,n)),u=this.remuxAudio(e,v,this.isAudioContiguous,a,y||S||o===ee.PlaylistLevelType.AUDIO?p:void 0),S){var _=u?u.endPTS-u.startPTS:0;t.inputTimeScale||(g.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),d=this.generateIS(e,t,n)),l=this.remuxVideo(t,p,L,_)}}else S&&(l=this.remuxVideo(t,p,L,0));l&&(l.firstKeyFrame=A,l.independent=-1!==A,l.firstKeyFramePTS=b)}}return this.ISGenerated&&(r.samples.length&&(f=oe(r,n,this._initPTS,this._initDTS)),i.samples.length&&(h=le(i,n,this._initPTS))),{audio:u,video:l,initSegment:d,independent:c,text:h,id3:f}},t.generateIS=function(e,t,r){var i,n,a,o=e.samples,l=t.samples,u=this.typeSupported,d={},h=!(0,s.isFiniteNumber)(this._initPTS),f="audio/mp4";if(h&&(i=n=1/0),e.config&&o.length&&(e.timescale=e.samplerate,"mp3"===e.segmentCodec&&(u.mpeg?(f="audio/mpeg",e.codec=""):u.mp3&&(e.codec="mp3")),d.audio={id:"audio",container:f,codec:e.codec,initSegment:"mp3"===e.segmentCodec&&u.mpeg?new Uint8Array(0):J.initSegment([e]),metadata:{channelCount:e.channelCount}},h&&(a=e.inputTimeScale,i=n=o[0].pts-Math.round(a*r))),t.sps&&t.pps&&l.length&&(t.timescale=t.inputTimeScale,d.video={id:"main",container:"video/mp4",codec:t.codec,initSegment:J.initSegment([t]),metadata:{width:t.width,height:t.height}},h)){a=t.inputTimeScale;var c=this.getVideoStartPts(l),v=Math.round(a*r);n=Math.min(n,se(l[0].dts,c)-v),i=Math.min(i,c-v)}if(Object.keys(d).length)return this.ISGenerated=!0,h&&(this._initPTS=i,this._initDTS=n),{tracks:d,initPTS:i,timescale:a}},t.remuxVideo=function(e,t,r,a){var s,o,l=e.inputTimeScale,u=e.samples,d=[],h=u.length,f=this._initPTS,c=this.nextAvcDts,v=8,p=this.videoSampleDuration,m=Number.POSITIVE_INFINITY,y=Number.NEGATIVE_INFINITY,E=!1;r&&null!==c||(c=t*l-(u[0].pts-se(u[0].dts,u[0].pts)));for(var T=0;T0?T-1:T].dts&&(E=!0)}E&&u.sort((function(e,t){var r=e.dts-t.dts,i=e.pts-t.pts;return r||i})),s=u[0].dts;var b=u[u.length-1].dts-s,L=b?Math.round(b/(h-1)):p||e.inputTimeScale/30;if(r){var A=s-c,D=A>L,R=A<-1;if((D||R)&&(D?g.logger.warn("AVC: "+te(A,!0)+" ms ("+A+"dts) hole between fragments detected, filling it"):g.logger.warn("AVC: "+te(-A,!0)+" ms ("+A+"dts) overlapping between fragments detected"),!R||c>u[0].pts)){s=c;var k=u[0].pts-A;u[0].dts=s,u[0].pts=k,g.logger.log("Video: First PTS/DTS adjusted: "+te(k,!0)+"/"+te(s,!0)+", delta: "+te(A,!0)+" ms")}}s=Math.max(0,s);for(var _=0,x=0,I=0;I0?W.dts-u[K-1].dts:L;if(ee=K>0?W.pts-u[K-1].pts:L,ae.stretchShortVideoTrack&&null!==this.nextAudioPts){var le=Math.floor(ae.maxBufferHole*l),de=(a?m+a*l:this.nextAudioPts)-W.pts;de>le?((p=de-oe)<0?p=oe:B=!0,g.logger.log("[mp4-remuxer]: It is approximately "+de/90+" ms to the next segment; using duration "+p/90+" ms for the last video frame.")):p=oe}else p=oe}var he=Math.round(W.pts-W.dts);G=Math.min(G,p),H=Math.max(H,p),V=Math.min(V,ee),j=Math.max(j,ee),d.push(new ue(W.key,p,q,he))}if(d.length)if(ie){if(ie<70){var fe=d[0].flags;fe.dependsOn=2,fe.isNonSync=0}}else if(ne&&j-V0&&(a&&Math.abs(E-y)<9e3||Math.abs(se(p[0].pts-h,E)-y)<20*d),p.forEach((function(e){e.pts=se(e.pts-h,E)})),!r||y<0){if(p=p.filter((function(e){return e.pts>=0})),!p.length)return;y=0===s?0:a&&!v?Math.max(0,E):p[0].pts}if("aac"===e.segmentCodec)for(var T=this.config.maxAudioFramesDrift,S=0,b=y;S=T*d&&R<1e4&&v){var k=Math.round(D/d);(b=A-k*d)<0&&(k--,b+=d),0===S&&(this.nextAudioPts=y=b),g.logger.warn("[mp4-remuxer]: Injecting "+k+" audio frame @ "+(b/o).toFixed(3)+"s due to "+Math.round(1e3*D/o)+" ms gap.");for(var _=0;_0))return;O+=m;try{w=new Uint8Array(O)}catch(e){return void this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:n.ErrorTypes.MUX_ERROR,details:n.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:O,reason:"fail allocating audio mdat "+O})}f||(new DataView(w.buffer).setUint32(0,O),w.set(J.types.mdat,4))}w.set(B,m);var V=B.byteLength;m+=V,c.push(new ue(!0,u,V,0)),P=G}var H=c.length;if(H){var j=c[c.length-1];this.nextAudioPts=y=P+l*j.duration;var K=f?new Uint8Array(0):J.moof(e.sequenceNumber++,C/l,re({},e,{samples:c}));e.samples=[];var W=C/o,Y=y/o,q={data1:K,data2:w,startPTS:W,endPTS:Y,startDTS:W,endDTS:Y,type:"audio",hasAudio:!0,hasVideo:!1,nb:H};return this.isAudioContiguous=!0,q}},t.remuxEmptyAudio=function(e,t,r,i){var n=e.inputTimeScale,a=n/(e.samplerate?e.samplerate:n),s=this.nextAudioPts,o=(null!==s?s:i.startDTS*n)+this._initDTS,l=i.endDTS*n+this._initDTS,u=1024*a,d=Math.ceil((l-o)/u),h=Q.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);if(g.logger.warn("[mp4-remuxer]: remux empty Audio"),h){for(var f=[],c=0;c4294967296;)e+=r;return e}function oe(e,t,r,i){var n=e.samples.length;if(n){for(var a=e.inputTimeScale,s=0;s4?r:"hvc1"===r||"hev1"===r?"hvc1.1.c.L120.90":"av01"===r?"av01.0.04M.08":"avc1"===r||t===he.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}const ce=function(){function e(){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 t=e.prototype;return t.destroy=function(){},t.resetTimeStamp=function(e){this.initPTS=e,this.lastEndTime=null},t.resetNextTimestamp=function(){this.lastEndTime=null},t.resetInitSegment=function(e,t,r){this.audioCodec=t,this.videoCodec=r,this.generateInitSegment(e),this.emitInitSegment=!0},t.generateInitSegment=function(e){var t=this.audioCodec,r=this.videoCodec;if(!e||!e.byteLength)return this.initTracks=void 0,void(this.initData=void 0);var i=this.initData=(0,d.parseInitSegment)(e);t||(t=fe(i.audio,he.ElementaryStreamTypes.AUDIO)),r||(r=fe(i.video,he.ElementaryStreamTypes.VIDEO));var n={};i.audio&&i.video?n.audiovideo={container:"video/mp4",codec:t+","+r,initSegment:e,id:"main"}:i.audio?n.audio={container:"audio/mp4",codec:t,initSegment:e,id:"audio"}:i.video?n.video={container:"video/mp4",codec:r,initSegment:e,id:"main"}:g.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=n},t.remux=function(e,t,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=t.samples;if(!h||!h.length)return u;var f={initPTS:void 0,timescale:1},c=this.initData;if(c&&c.length||(this.generateInitSegment(h),c=this.initData),!c||!c.length)return g.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),u;this.emitInitSegment&&(f.tracks=this.initTracks,this.emitInitSegment=!1);var v=(0,d.getStartDTS)(c,h);(0,s.isFiniteNumber)(o)||(this.initPTS=f.initPTS=o=v-n);var p=(0,d.getDuration)(h,c),m=e?v-o:l,y=m+p;(0,d.offsetStartDTS)(c,h,o),p>0?this.lastEndTime=y:(g.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var E=!!c.audio,T=!!c.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=f;var L=null!=(a=this.initPTS)?a:0;return u.id3=oe(r,n,L,L),i.samples.length&&(u.text=le(i,n,L)),u},e}();var ve;try{ve=self.performance.now.bind(self.performance)}catch(e){g.logger.debug("Unable to use Performance API on this environment"),ve=self.Date.now}var ge=[{demux:q,remux:ae},{demux:k,remux:ce},{demux:D,remux:ae},{demux:X,remux:ae}],pe=function(){function e(e,t,r,i,n){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=e,this.typeSupported=t,this.config=r,this.vendor=i,this.id=n}var t=e.prototype;return t.configure=function(e){this.transmuxConfig=e,this.decrypter&&this.decrypter.reset()},t.push=function(e,t,r,i){var n=this,a=r.transmuxing;a.executeStart=ve();var s=new 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D=this.transmux(s,b,g,v,r),R=this.currentTransmuxState;return R.contiguous=!0,R.discontinuity=!1,R.trackSwitch=!1,a.executeEnd=ve(),D},t.flush=function(e){var t=this,r=e.transmuxing;r.executeStart=ve();var a=this.decrypter,s=this.currentTransmuxState,o=this.decryptionPromise;if(o)return o.then((function(){return t.flush(e)}));var l=[],u=s.timeOffset;if(a){var d=a.flush();d&&l.push(this.push(d,null,e))}var h=this.demuxer,f=this.remuxer;if(!h||!f)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=ve(),[me(e)];var c=h.flush(u);return ye(c)?c.then((function(r){return t.flushRemux(l,r,e),l})):(this.flushRemux(l,c,e),l)},t.flushRemux=function(e,t,r){var i=t.audioTrack,n=t.videoTrack,a=t.id3Track,s=t.textTrack,o=this.currentTransmuxState,l=o.accurateTimeOffset,u=o.timeOffset;g.logger.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: 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i,n;r.r(t),r.d(t,{ErrorDetails:()=>n,ErrorTypes:()=>i}),function(e){e.NETWORK_ERROR="networkError",e.MEDIA_ERROR="mediaError",e.KEY_SYSTEM_ERROR="keySystemError",e.MUX_ERROR="muxError",e.OTHER_ERROR="otherError"}(i||(i={})),function(e){e.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",e.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",e.KEY_SYSTEM_NO_SESSION="keySystemNoSession",e.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",e.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",e.MANIFEST_LOAD_ERROR="manifestLoadError",e.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",e.MANIFEST_PARSING_ERROR="manifestParsingError",e.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",e.LEVEL_EMPTY_ERROR="levelEmptyError",e.LEVEL_LOAD_ERROR="levelLoadError",e.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",e.LEVEL_SWITCH_ERROR="levelSwitchError",e.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",e.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",e.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",e.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",e.FRAG_LOAD_ERROR="fragLoadError",e.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",e.FRAG_DECRYPT_ERROR="fragDecryptError",e.FRAG_PARSING_ERROR="fragParsingError",e.REMUX_ALLOC_ERROR="remuxAllocError",e.KEY_LOAD_ERROR="keyLoadError",e.KEY_LOAD_TIMEOUT="keyLoadTimeOut",e.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",e.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",e.BUFFER_APPEND_ERROR="bufferAppendError",e.BUFFER_APPENDING_ERROR="bufferAppendingError",e.BUFFER_STALLED_ERROR="bufferStalledError",e.BUFFER_FULL_ERROR="bufferFullError",e.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",e.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",e.INTERNAL_EXCEPTION="internalException",e.INTERNAL_ABORTED="aborted",e.UNKNOWN="unknown"}(n||(n={}))},851:(e,t,r)=>{"use 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if(i[3]){var c=new f(i[3]);c["DATA-ID"]&&(o=!0,s[c["DATA-ID"]]=c)}return{levels:a.length>0&&a.length-1){l.logger.warn("Keyformat "+$+" is not supported from the manifest");continue}if("identity"!==$)continue;Y&&(d=E.LevelKey.fromURL(t,q),q&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(Y)>=0&&(d.method=Y,d.keyFormat=$,Q&&(d.keyID=Q),X&&(d.keyFormatVersions=X),d.iv=z));break;case"START":var Z=new f(M).decimalFloatingPoint("TIME-OFFSET");(0,a.isFiniteNumber)(Z)&&(h.startTimeOffset=Z);break;case"MAP":var J=new f(M);if(k.duration){var ee=new p.Fragment(i,t);w(ee,J,r,d),v=ee,k.initSegment=v,v.rawProgramDateTime&&!k.rawProgramDateTime&&(k.rawProgramDateTime=v.rawProgramDateTime)}else w(k,J,r,d),v=k,x=!0;break;case"SERVER-CONTROL":var te=new f(M);h.canBlockReload=te.bool("CAN-BLOCK-RELOAD"),h.canSkipUntil=te.optionalFloat("CAN-SKIP-UNTIL",0),h.canSkipDateRanges=h.canSkipUntil>0&&te.bool("CAN-SKIP-DATERANGES"),h.partHoldBack=te.optionalFloat("PART-HOLD-BACK",0),h.holdBack=te.optionalFloat("HOLD-BACK",0);break;case"PART-INF":var re=new f(M);h.partTarget=re.decimalFloatingPoint("PART-TARGET");break;case"PART":var ie=h.partList;ie||(ie=h.partList=[]);var ne=T>0?ie[ie.length-1]:void 0,ae=T++,se=new p.Part(new f(M),k,t,ae,ne);ie.push(se),k.duration+=se.duration;break;case"PRELOAD-HINT":var oe=new f(M);h.preloadHint=oe;break;case"RENDITION-REPORT":var le=new f(M);h.renditionReports=h.renditionReports||[],h.renditionReports.push(le);break;default:l.logger.warn("line parsed but not handled: "+o)}}}L&&!L.relurl?(c.pop(),S-=L.duration,h.partList&&(h.fragmentHint=L)):h.partList&&(I(k,L),k.cc=b,h.fragmentHint=k);var ue=c.length,de=c[0],he=c[ue-1];if((S+=h.skippedSegments*h.targetduration)>0&&ue&&he){h.averagetargetduration=S/ue;var fe=he.sn;h.endSN="initSegment"!==fe?fe:0,de&&(h.startCC=de.cc,de.initSegment||h.fragments.every((function(e){return e.relurl&&(t=e.relurl,R.test(null!=(r=null===(i=n.parseURL(t))||void 0===i?void 0:i.path)?r:""));var t,r,i}))&&(l.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),(k=new p.Fragment(i,t)).relurl=he.relurl,k.level=r,k.sn="initSegment",de.initSegment=k,h.needSidxRanges=!0))}else h.endSN=0,h.startCC=0;return h.fragmentHint&&(S+=h.fragmentHint.duration),h.totalduration=S,h.endCC=b,_>0&&function(e,t){for(var r=e[t],i=t;i--;){var n=e[i];if(!n)return;n.programDateTime=r.programDateTime-1e3*n.duration,r=n}}(c,_),h},e}();function _(e,t){["video","audio","text"].forEach((function(r){var i=e.filter((function(e){return function(e,t){var r=T[t];return!!r&&!0===r[e.slice(0,4)]}(e,r)}));if(i.length){var n=i.filter((function(e){return 0===e.lastIndexOf("avc1",0)||0===e.lastIndexOf("mp4a",0)}));t[r+"Codec"]=n.length>0?n[0]:i[0],e=e.filter((function(e){return-1===i.indexOf(e)}))}})),t.unknownCodecs=e}function x(e,t,r){var i=t[r];i&&(e[r]=i)}function I(e,t){e.rawProgramDateTime?e.programDateTime=Date.parse(e.rawProgramDateTime):null!=t&&t.programDateTime&&(e.programDateTime=t.endProgramDateTime),(0,a.isFiniteNumber)(e.programDateTime)||(e.programDateTime=null,e.rawProgramDateTime=null)}function w(e,t,r,i){e.relurl=t.URI,t.BYTERANGE&&e.setByteRange(t.BYTERANGE),e.level=r,e.sn="initSegment",i&&(e.levelkey=i),e.initSegment=null}var C=r(308);function P(e,t){var r=e.url;return void 0!==r&&0!==r.indexOf("data:")||(r=t.url),r}const O=function(){function e(e){this.hls=void 0,this.loaders=Object.create(null),this.hls=e,this.registerListeners()}var t=e.prototype;return t.startLoad=function(e){},t.stopLoad=function(){this.destroyInternalLoaders()},t.registerListeners=function(){var e=this.hls;e.on(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(s.Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(s.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.on(s.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},t.unregisterListeners=function(){var e=this.hls;e.off(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(s.Events.LEVEL_LOADING,this.onLevelLoading,this),e.off(s.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.off(s.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},t.createInternalLoader=function(e){var t=this.hls.config,r=t.pLoader,i=t.loader,n=new(r||i)(t);return e.loader=n,this.loaders[e.type]=n,n},t.getInternalLoader=function(e){return this.loaders[e.type]},t.resetInternalLoader=function(e){this.loaders[e]&&delete this.loaders[e]},t.destroyInternalLoaders=function(){for(var e in this.loaders){var t=this.loaders[e];t&&t.destroy(),this.resetInternalLoader(e)}},t.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},t.onManifestLoading=function(e,t){var r=t.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:C.PlaylistContextType.MANIFEST,url:r,deliveryDirectives:null})},t.onLevelLoading=function(e,t){var r=t.id,i=t.level,n=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:null,level:i,responseType:"text",type:C.PlaylistContextType.LEVEL,url:n,deliveryDirectives:a})},t.onAudioTrackLoading=function(e,t){var r=t.id,i=t.groupId,n=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:C.PlaylistContextType.AUDIO_TRACK,url:n,deliveryDirectives:a})},t.onSubtitleTrackLoading=function(e,t){var r=t.id,i=t.groupId,n=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:C.PlaylistContextType.SUBTITLE_TRACK,url:n,deliveryDirectives:a})},t.load=function(e){var t,r,i,n,a,s,o=this.hls.config,u=this.getInternalLoader(e);if(u){var d=u.context;if(d&&d.url===e.url)return void l.logger.trace("[playlist-loader]: playlist request ongoing");l.logger.log("[playlist-loader]: aborting previous loader for type: "+e.type),u.abort()}switch(e.type){case C.PlaylistContextType.MANIFEST:r=o.manifestLoadingMaxRetry,i=o.manifestLoadingTimeOut,n=o.manifestLoadingRetryDelay,a=o.manifestLoadingMaxRetryTimeout;break;case C.PlaylistContextType.LEVEL:case C.PlaylistContextType.AUDIO_TRACK:case C.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(e),null!==(t=e.deliveryDirectives)&&void 0!==t&&t.part&&(e.type===C.PlaylistContextType.LEVEL&&null!==e.level?s=this.hls.levels[e.level].details:e.type===C.PlaylistContextType.AUDIO_TRACK&&null!==e.id?s=this.hls.audioTracks[e.id].details:e.type===C.PlaylistContextType.SUBTITLE_TRACK&&null!==e.id&&(s=this.hls.subtitleTracks[e.id].details),s)){var h=s.partTarget,f=s.targetduration;h&&f&&(i=Math.min(1e3*Math.max(3*h,.8*f),i))}var c={timeout:i,maxRetry:r,retryDelay:n,maxRetryDelay:a,highWaterMark:0},v={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};u.load(e,c,v)},t.loadsuccess=function(e,t,r,i){if(void 0===i&&(i=null),r.isSidxRequest)return this.handleSidxRequest(e,r),void this.handlePlaylistLoaded(e,t,r,i);this.resetInternalLoader(r.type);var n=e.data;0===n.indexOf("#EXTM3U")?(t.parsing.start=performance.now(),n.indexOf("#EXTINF:")>0||n.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(e,t,r,i):this.handleMasterPlaylist(e,t,r,i)):this.handleManifestParsingError(e,r,"no EXTM3U delimiter",i)},t.loaderror=function(e,t,r){void 0===r&&(r=null),this.handleNetworkError(t,r,!1,e)},t.loadtimeout=function(e,t,r){void 0===r&&(r=null),this.handleNetworkError(t,r,!0)},t.handleMasterPlaylist=function(e,t,r,i){var n=this.hls,a=e.data,o=P(e,r),u=k.parseMasterPlaylist(a,o),d=u.levels,h=u.sessionData;if(d.length){var c=d.map((function(e){return{id:e.attrs.AUDIO,audioCodec:e.audioCodec}})),v=d.map((function(e){return{id:e.attrs.SUBTITLES,textCodec:e.textCodec}})),g=k.parseMasterPlaylistMedia(a,o,"AUDIO",c),p=k.parseMasterPlaylistMedia(a,o,"SUBTITLES",v),m=k.parseMasterPlaylistMedia(a,o,"CLOSED-CAPTIONS");g.length&&(g.some((function(e){return!e.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"),g.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new f({}),bitrate:0,url:""}))),n.trigger(s.Events.MANIFEST_LOADED,{levels:d,audioTracks:g,subtitles:p,captions:m,url:o,stats:t,networkDetails:i,sessionData:h})}else this.handleManifestParsingError(e,r,"no level found in manifest",i)},t.handleTrackOrLevelPlaylist=function(e,t,r,i){var n=this.hls,l=r.id,u=r.level,d=r.type,h=P(e,r),c=(0,a.isFiniteNumber)(l)?l:0,v=(0,a.isFiniteNumber)(u)?u:c,g=function(e){switch(e.type){case C.PlaylistContextType.AUDIO_TRACK:return C.PlaylistLevelType.AUDIO;case C.PlaylistContextType.SUBTITLE_TRACK:return C.PlaylistLevelType.SUBTITLE;default:return C.PlaylistLevelType.MAIN}}(r),p=k.parseLevelPlaylist(e.data,h,v,g,c);if(p.fragments.length){if(d===C.PlaylistContextType.MANIFEST){var m={attrs:new f({}),bitrate:0,details:p,name:"",url:h};n.trigger(s.Events.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:h,stats:t,networkDetails:i,sessionData:null})}if(t.parsing.end=performance.now(),p.needSidxRanges){var y,E=null===(y=p.fragments[0].initSegment)||void 0===y?void 0:y.url;this.load({url:E,isSidxRequest:!0,type:d,level:u,levelDetails:p,id:l,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null})}else r.levelDetails=p,this.handlePlaylistLoaded(e,t,r,i)}else n.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:h,reason:"no fragments found in level",level:"number"==typeof r.level?r.level:void 0})},t.handleSidxRequest=function(e,t){var r=new Uint8Array(e.data),i=(0,u.findBox)(r,["sidx"])[0];if(i){var n=(0,u.parseSegmentIndex)(i);if(n){var a=n.references,s=t.levelDetails;a.forEach((function(e,t){var i=e.info,n=s.fragments[t];if(0===n.byteRange.length&&n.setByteRange(String(1+i.end-i.start)+"@"+String(i.start)),n.initSegment){var a=(0,u.findBox)(r,["moov"])[0],o=a?a.length:null;n.initSegment.setByteRange(String(o)+"@0")}}))}}},t.handleManifestParsingError=function(e,t,r,i){this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:t.type===C.PlaylistContextType.MANIFEST,url:e.url,reason:r,response:e,context:t,networkDetails:i})},t.handleNetworkError=function(e,t,r,i){void 0===r&&(r=!1),l.logger.warn("[playlist-loader]: A network "+(r?"timeout":"error")+" occurred while loading "+e.type+" level: "+e.level+" id: "+e.id+' group-id: "'+e.groupId+'"');var n=o.ErrorDetails.UNKNOWN,a=!1,u=this.getInternalLoader(e);switch(e.type){case C.PlaylistContextType.MANIFEST:n=r?o.ErrorDetails.MANIFEST_LOAD_TIMEOUT:o.ErrorDetails.MANIFEST_LOAD_ERROR,a=!0;break;case C.PlaylistContextType.LEVEL:n=r?o.ErrorDetails.LEVEL_LOAD_TIMEOUT:o.ErrorDetails.LEVEL_LOAD_ERROR,a=!1;break;case C.PlaylistContextType.AUDIO_TRACK:n=r?o.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:o.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,a=!1;break;case C.PlaylistContextType.SUBTITLE_TRACK:n=r?o.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:o.ErrorDetails.SUBTITLE_LOAD_ERROR,a=!1}u&&this.resetInternalLoader(e.type);var d={type:o.ErrorTypes.NETWORK_ERROR,details:n,fatal:a,url:e.url,loader:u,context:e,networkDetails:t};i&&(d.response=i),this.hls.trigger(s.Events.ERROR,d)},t.handlePlaylistLoaded=function(e,t,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 C.PlaylistContextType.MANIFEST:case C.PlaylistContextType.LEVEL:this.hls.trigger(s.Events.LEVEL_LOADED,{details:d,level:a||0,id:o||0,stats:t,networkDetails:i,deliveryDirectives:h});break;case C.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(s.Events.AUDIO_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:t,networkDetails:i,deliveryDirectives:h});break;case C.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(s.Events.SUBTITLE_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:t,networkDetails:i,deliveryDirectives:h})}}else this.handleManifestParsingError(e,r,"invalid target duration",i)},e}();var F=function(){function e(e){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=e,this.registerListeners()}var t=e.prototype;return t.startLoad=function(e){},t.stopLoad=function(){this.destroyInternalLoaders()},t.registerListeners=function(){this.hls.on(s.Events.KEY_LOADING,this.onKeyLoading,this)},t.unregisterListeners=function(){this.hls.off(s.Events.KEY_LOADING,this.onKeyLoading)},t.destroyInternalLoaders=function(){for(var e in this.loaders){var t=this.loaders[e];t&&t.destroy()}this.loaders={}},t.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},t.onKeyLoading=function(e,t){var r=t.frag,i=r.type,n=this.loaders[i];if(r.decryptdata){var a=r.decryptdata.uri;if(a!==this.decrypturl||null===this.decryptkey){var o=this.hls.config;if(n&&(l.logger.warn("abort previous key loader for type:"+i),n.abort()),!a)return void l.logger.warn("key uri is falsy");var u=o.loader,d=r.loader=this.loaders[i]=new u(o);this.decrypturl=a,this.decryptkey=null;var h={url:a,frag:r,responseType:"arraybuffer"},f={timeout:o.fragLoadingTimeOut,maxRetry:0,retryDelay:o.fragLoadingRetryDelay,maxRetryDelay:o.fragLoadingMaxRetryTimeout,highWaterMark:0},c={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};d.load(h,f,c)}else this.decryptkey&&(r.decryptdata.key=this.decryptkey,this.hls.trigger(s.Events.KEY_LOADED,{frag:r}))}else l.logger.warn("Missing decryption data on fragment in onKeyLoading")},t.loadsuccess=function(e,t,r){var i=r.frag;i.decryptdata?(this.decryptkey=i.decryptdata.key=new Uint8Array(e.data),i.loader=null,delete this.loaders[i.type],this.hls.trigger(s.Events.KEY_LOADED,{frag:i})):l.logger.error("after key load, decryptdata unset")},t.loaderror=function(e,t){var r=t.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:r,response:e})},t.loadtimeout=function(e,t){var r=t.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},e}();function M(e,t){var r;try{r=new Event("addtrack")}catch(e){(r=document.createEvent("Event")).initEvent("addtrack",!1,!1)}r.track=e,t.dispatchEvent(r)}var N=r(181),U=r(856);function B(){return self.WebKitDataCue||self.VTTCue||self.TextTrackCue}var G=function(){var e=B();try{new e(0,Number.POSITIVE_INFINITY,"")}catch(e){return Number.MAX_VALUE}return Number.POSITIVE_INFINITY}();function V(e,t){return e.getTime()/1e3-t}const H=function(){function e(e){this.hls=void 0,this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=e,this._registerListeners()}var t=e.prototype;return t.destroy=function(){this._unregisterListeners(),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=null},t._registerListeners=function(){var e=this.hls;e.on(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(s.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.on(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this)},t._unregisterListeners=function(){var e=this.hls;e.off(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(s.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.off(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this)},t.onMediaAttached=function(e,t){this.media=t.media},t.onMediaDetaching=function(){this.id3Track&&(function(e){var t=e.mode;if("disabled"===t&&(e.mode="hidden"),e.cues)for(var r=e.cues.length;r--;)e.removeCue(e.cues[r]);"disabled"===t&&(e.mode=t)}(this.id3Track),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={})},t.onManifestLoading=function(){this.dateRangeCuesAppended={}},t.createTrack=function(e){var t=this.getID3Track(e.textTracks);return t.mode="hidden",t},t.getID3Track=function(e){if(this.media){for(var t=0;tG&&(h=G),h-d<=0&&(h=d+.25);for(var f=0;f0)for(var a=function(e,t,r){var i=[],n=function(e,t){if(te[r].endTime)return-1;for(var i=0,n=r;i<=n;){var a=Math.floor((n+i)/2);if(te[a].startTime&&i-1)for(var a=n,s=e.length;a=t&&o.endTime<=r)i.push(o);else if(o.startTime>r)return i}return i}(e.cues,t,r),s=0;sn.startDate&&e.push(r),e}),[]).sort((function(e,t){return e.startDate.getTime()-t.startDate.getTime()}))[0];p&&(f=V(p.startDate,v),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;e.playbackRate=Math.min(u,Math.max(1,d))}else 1!==e.playbackRate&&0!==e.playbackRate&&(e.playbackRate=1)}}}}},i.estimateLiveEdge=function(){var e=this.levelDetails;return null===e?null:e.edge+e.age},i.computeLatency=function(){var e=this.estimateLiveEdge();return null===e?null:e-this.currentTime},t=e,(r=[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var e=this.config,t=this.levelDetails;return void 0!==e.liveMaxLatencyDuration?e.liveMaxLatencyDuration:t?e.liveMaxLatencyDurationCount*t.targetduration:0}},{key:"targetLatency",get:function(){var e=this.levelDetails;if(null===e)return null;var t=e.holdBack,r=e.partHoldBack,i=e.targetduration,n=this.config,a=n.liveSyncDuration,s=n.liveSyncDurationCount,o=n.lowLatencyMode,l=this.hls.userConfig,u=o&&r||t;(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 e=this.estimateLiveEdge(),t=this.targetLatency,r=this.levelDetails;if(null===e||null===t||null===r)return null;var i=r.edge,n=e-t-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 e=this.levelDetails;return null===e?1:e.drift}},{key:"edgeStalled",get:function(){var e=this.levelDetails;if(null===e)return 0;var t=3*(this.config.lowLatencyMode&&e.partTarget||e.targetduration);return Math.max(e.age-t,0)}},{key:"forwardBufferLength",get:function(){var e=this.media,t=this.levelDetails;if(!e||!t)return 0;var r=e.buffered.length;return(r?e.buffered.end(r-1):t.edge)-this.currentTime}}])&&j(t.prototype,r),Object.defineProperty(t,"prototype",{writable:!1}),e}();function Y(e,t){for(var r=0;re.sn?(n=r-e.start,i=e):(n=e.start-r,i=t),i.duration!==n&&(i.duration=n)}else t.sn>e.sn?e.cc===t.cc&&e.minEndPTS?t.start=e.start+(e.minEndPTS-e.start):t.start=e.start+e.duration:t.start=Math.max(e.start-t.duration,0)}function J(e,t,r,i,n,s){i-r<=0&&(l.logger.warn("Fragment should have a positive duration",t),i=r+t.duration,s=n+t.duration);var o=r,u=i,d=t.startPTS,h=t.endPTS;if((0,a.isFiniteNumber)(d)){var f=Math.abs(d-r);(0,a.isFiniteNumber)(t.deltaPTS)?t.deltaPTS=Math.max(f,t.deltaPTS):t.deltaPTS=f,o=Math.max(r,d),r=Math.min(r,d),n=Math.min(n,t.startDTS),u=Math.min(i,h),i=Math.max(i,h),s=Math.max(s,t.endDTS)}t.duration=i-r;var c=r-t.start;t.appendedPTS=i,t.start=t.startPTS=r,t.maxStartPTS=o,t.startDTS=n,t.endPTS=i,t.minEndPTS=u,t.endDTS=s;var v,g=t.sn;if(!e||ge.endSN)return 0;var p=g-e.startSN,m=e.fragments;for(m[p]=t,v=p;v>0;v--)Z(m[v],m[v-1]);for(v=p;v=i.length||function(e,t){if(t){for(var r=e.fragments,i=e.skippedSegments;it.partTarget&&(l+=1)}if((0,a.isFiniteNumber)(o))return new q(o,(0,a.isFiniteNumber)(l)?l:void 0,K.No)}}},t.loadPlaylist=function(e){},t.shouldLoadTrack=function(e){return this.canLoad&&e&&!!e.url&&(!e.details||e.details.live)},t.playlistLoaded=function(e,t,r){var i=this,n=t.details,s=t.stats,o=s.loading.end?Math.max(0,self.performance.now()-s.loading.end):0;if(n.advancedDateTime=Date.now()-o,n.live||null!=r&&r.live){if(n.reloaded(r),r&&this.log("live playlist "+e+" "+(n.advanced?"REFRESHED "+n.lastPartSn+"-"+n.lastPartIndex:"MISSED")),r&&n.fragments.length>0&&function(e,t){for(var r=null,i=e.fragments,n=i.length-1;n>=0;n--){var s=i[n].initSegment;if(s){r=s;break}}e.fragmentHint&&delete e.fragmentHint.endPTS;var o,u,d,h,f,c=0;if(function(e,t,r){for(var i=t.skippedSegments,n=Math.max(e.startSN,t.startSN)-t.startSN,a=(e.fragmentHint?1:0)+(i?t.endSN:Math.min(e.endSN,t.endSN))-t.startSN,s=t.startSN-e.startSN,o=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,l=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,u=n;u<=a;u++){var d=l[s+u],h=o[u];i&&!h&&u0){if(r&&T>r.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+r.tuneInGoal+" to: "+T+" with playlist age: "+n.age),T=0;else{var S=Math.floor(T/n.targetduration);d+=S,void 0!==h&&(h+=Math.round(T%n.targetduration/n.partTarget)),this.log("CDN Tune-in age: "+n.ageHeader+"s last advanced "+y.toFixed(2)+"s goal: "+T+" skip sn "+S+" to part "+h)}n.tuneInGoal=T}if(u=this.getDeliveryDirectives(n,t.deliveryDirectives,d,h),f||!m)return void this.loadPlaylist(u)}else u=this.getDeliveryDirectives(n,t.deliveryDirectives,d,h);var b=function(e,t){var r,i=1e3*e.levelTargetDuration,n=i/2,a=e.age,s=a>0&&a<3*i,o=t.loading.end-t.loading.start,l=e.availabilityDelay;if(!1===e.updated)if(s){var u=333*e.misses;r=Math.max(Math.min(n,2*o),u),e.availabilityDelay=(e.availabilityDelay||0)+r}else r=n;else s?(l=Math.min(l||i/2,a),e.availabilityDelay=l,r=l+i-a):r=i-o;return Math.round(r)}(n,s);void 0!==d&&n.canBlockReload&&(b-=n.partTarget||1),this.log("reload live playlist "+e+" in "+Math.round(b)+" ms"),this.timer=self.setTimeout((function(){return i.loadPlaylist(u)}),b)}else this.clearTimer()},t.getDeliveryDirectives=function(e,t,r,i){var n=function(e,t){var r=e.canSkipUntil,i=e.canSkipDateRanges,n=e.endSN;return r&&(void 0!==t?t-n:0)-1&&null!==(t=e.context)&&void 0!==t&&t.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+e.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 "'+e.details+'"')}else this.warn('cannot recover from error "'+e.details+'"'),this.clearTimer(),e.fatal=!0;return n},e}();function re(){return re=Object.assign?Object.assign.bind():function(e){for(var t=1;t0){r=n[0].bitrate,n.sort((function(e,t){return e.bitrate-t.bitrate})),this._levels=n;for(var c=0;cthis.hls.config.fragLoadingMaxRetry&&(s=d)):s=d}break;case o.ErrorDetails.LEVEL_LOAD_ERROR:case o.ErrorDetails.LEVEL_LOAD_TIMEOUT:n&&(n.deliveryDirectives&&(u=!1),s=n.level),l=!0;break;case o.ErrorDetails.REMUX_ALLOC_ERROR:s=null!=(i=r.level)?i:this.currentLevelIndex,l=!0}void 0!==s&&this.recoverLevel(r,s,l,u)}}},l.recoverLevel=function(e,t,r,i){var n=e.details,a=this._levels[t];if(a.loadError++,r){if(!this.retryLoadingOrFail(e))return void(this.currentLevelIndex=-1);e.levelRetry=!0}if(i){var s=a.url.length;if(s>1&&a.loadError-1&&this.currentLevelIndex!==o&&(this.warn(n+": switch to "+o),e.levelRetry=!0,this.hls.nextAutoLevel=o)}}},l.redundantFailover=function(e){var t=this._levels[e],r=t.url.length;if(r>1){var i=(t.urlId+1)%r;this.warn("Switching to redundant URL-id "+i),this._levels.forEach((function(e){e.urlId=i})),this.level=e}},l.onFragLoaded=function(e,t){var r=t.frag;if(void 0!==r&&r.type===C.PlaylistLevelType.MAIN){var i=this._levels[r.level];void 0!==i&&(i.fragmentError=0,i.loadError=0)}},l.onLevelLoaded=function(e,t){var r,i,n=t.level,a=t.details,s=this._levels[n];if(!s)return this.warn("Invalid level index "+n),void(null!==(i=t.deliveryDirectives)&&void 0!==i&&i.skip&&(a.deltaUpdateFailed=!0));n===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0,this.retryCount=0),this.playlistLoaded(n,t,s.details)):null!==(r=t.deliveryDirectives)&&void 0!==r&&r.skip&&(a.deltaUpdateFailed=!0)},l.onAudioTrackSwitched=function(e,t){var r=this.hls.levels[this.currentLevelIndex];if(r&&r.audioGroupIds){for(var i=-1,n=this.hls.audioTracks[t.id].groupId,a=0;a0){var i=r.urlId,n=r.url[i];if(e)try{n=e.addDirectives(n)}catch(e){this.warn("Could not construct new URL with HLS Delivery Directives: "+e)}this.log("Attempt loading level index "+t+(e?" at sn "+e.msn+" part "+e.part:"")+" with URL-id "+i+" "+n),this.clearTimer(),this.hls.trigger(s.Events.LEVEL_LOADING,{url:n,level:t,id:i,deliveryDirectives:e||null})}},l.removeLevel=function(e,t){var r=function(e,r){return r!==t},i=this._levels.filter((function(i,n){return n!==e||i.url.length>1&&void 0!==t&&(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(e,t){var r=e.details;return null!=r&&r.fragments&&r.fragments.forEach((function(e){e.level=t})),e}));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(e){var t,r=this._levels;if(0!==r.length&&(this.currentLevelIndex!==e||null===(t=r[e])||void 0===t||!t.details)){if(e<0||e>=r.length){var i=e<0;if(this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.OTHER_ERROR,details:o.ErrorDetails.LEVEL_SWITCH_ERROR,level:e,fatal:i,reason:"invalid level idx"}),i)return;e=Math.min(e,r.length-1)}this.clearTimer();var n=this.currentLevelIndex,a=r[n],l=r[e];this.log("switching to level "+e+" from "+n),this.currentLevelIndex=e;var u=re({},l,{level:e,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(e){this.manualLevelIndex=e,void 0===this._startLevel&&(this._startLevel=e),-1!==e&&(this.level=e)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(e){this._firstLevel=e}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var e=this.hls.config.startLevel;return void 0!==e?e:this._firstLevel}return this._startLevel},set:function(e){this._startLevel=e}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(e){this.level=e,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=e)}}])&&ie(n.prototype,a),Object.defineProperty(n,"prototype",{writable:!1}),i}(te);!function(e){e.NOT_LOADED="NOT_LOADED",e.APPENDING="APPENDING",e.PARTIAL="PARTIAL",e.OK="OK"}(ae||(ae={}));var le=function(){function e(e){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=e,this._registerListeners()}var t=e.prototype;return t._registerListeners=function(){var e=this.hls;e.on(s.Events.BUFFER_APPENDED,this.onBufferAppended,this),e.on(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),e.on(s.Events.FRAG_LOADED,this.onFragLoaded,this)},t._unregisterListeners=function(){var e=this.hls;e.off(s.Events.BUFFER_APPENDED,this.onBufferAppended,this),e.off(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),e.off(s.Events.FRAG_LOADED,this.onFragLoaded,this)},t.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},t.getAppendedFrag=function(e,t){if(t===C.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<=e&&void 0!==s&&e<=s)return n>9&&(this.activeParts=i.slice(n-9)),a}else if(r.start<=e&&void 0!==r.appendedPTS&&e<=r.appendedPTS)return r}return this.getBufferedFrag(e,t)},t.getBufferedFrag=function(e,t){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)===t&&a.buffered){var s=a.body;if(s.start<=e&&e<=s.end)return s}}return null},t.detectEvictedFragments=function(e,t,r){var i=this;Object.keys(this.fragments).forEach((function(n){var a=i.fragments[n];if(a)if(a.buffered){var s=a.range[e];s&&s.time.some((function(e){var r=!i.isTimeBuffered(e.startPTS,e.endPTS,t);return r&&i.removeFragment(a.body),r}))}else a.body.type===r&&i.removeFragment(a.body)}))},t.detectPartialFragments=function(e){var t=this,r=this.timeRanges,i=e.frag,n=e.part;if(r&&"initSegment"!==i.sn){var a=de(i),s=this.fragments[a];s&&(Object.keys(r).forEach((function(e){var a=i.elementaryStreams[e];if(a){var o=r[e],l=null!==n||!0===a.partial;s.range[e]=t.getBufferedTimes(i,n,l,o)}})),s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body))}},t.fragBuffered=function(e){var t=de(e),r=this.fragments[t];r&&(r.loaded=null,r.buffered=!0)},t.getBufferedTimes=function(e,t,r,i){for(var n={time:[],partial:r},a=t?t.start:e.start,s=t?t.end:e.end,o=e.minEndPTS||s,l=e.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},t.getPartialFragment=function(e){var t,r,i,n=null,a=0,s=this.bufferPadding,o=this.fragments;return Object.keys(o).forEach((function(l){var u=o[l];u&&ue(u)&&(r=u.body.start-s,i=u.body.end+s,e>=r&&e<=i&&(t=Math.min(e-r,i-e),a<=t&&(n=u.body,a=t)))})),n},t.getState=function(e){var t=de(e),r=this.fragments[t];return r?r.buffered?ue(r)?ae.PARTIAL:ae.OK:ae.APPENDING:ae.NOT_LOADED},t.isTimeBuffered=function(e,t,r){for(var i,n,a=0;a=i&&t<=n)return!0;if(t<=i)return!1}return!1},t.onFragLoaded=function(e,t){var r=t.frag,i=t.part;if("initSegment"!==r.sn&&!r.bitrateTest&&!i){var n=de(r);this.fragments[n]={body:r,loaded:t,buffered:!1,range:Object.create(null)}}},t.onBufferAppended=function(e,t){var r=this,i=t.frag,n=t.part,a=t.timeRanges;if(i.type===C.PlaylistLevelType.MAIN)if(this.activeFragment=i,n){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(n)}else this.activeParts=null;this.timeRanges=a,Object.keys(a).forEach((function(e){var t=a[e];if(r.detectEvictedFragments(e,t),!n)for(var s=0;se&&i.removeFragment(s)}}))},t.removeFragment=function(e){var t=de(e);e.stats.loaded=0,e.clearElementaryStreamInfo(),delete this.fragments[t]},t.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},e}();function ue(e){var t,r;return e.buffered&&((null===(t=e.range.video)||void 0===t?void 0:t.partial)||(null===(r=e.range.audio)||void 0===r?void 0:r.partial))}function de(e){return e.type+"_"+e.level+"_"+e.urlId+"_"+e.sn}var he=function(){function e(){this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}var t=e.prototype;return t.destroy=function(){this.onHandlerDestroying(),this.onHandlerDestroyed()},t.onHandlerDestroying=function(){this.clearNextTick(),this.clearInterval()},t.onHandlerDestroyed=function(){},t.hasInterval=function(){return!!this._tickInterval},t.hasNextTick=function(){return!!this._tickTimer},t.setInterval=function(e){return!this._tickInterval&&(this._tickInterval=self.setInterval(this._boundTick,e),!0)},t.clearInterval=function(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)},t.clearNextTick=function(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)},t.tick=function(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)},t.tickImmediate=function(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)},t.doTick=function(){},e}(),fe={length:0,start:function(){return 0},end:function(){return 0}},ce=function(){function e(){}return e.isBuffered=function(t,r){try{if(t)for(var i=e.getBuffered(t),n=0;n=i.start(n)&&r<=i.end(n))return!0}catch(e){}return!1},e.bufferInfo=function(t,r,i){try{if(t){var n,a=e.getBuffered(t),s=[];for(n=0;ns&&(i[a-1].end=e[n].end):i.push(e[n])}else i.push(e[n])}else i=e;for(var o,l=0,u=t,d=t,h=0;h=f&&t0)r=n+1;else{if(!(s<0))return a;i=n-1}}return null};function ye(e,t,r){void 0===e&&(e=0),void 0===t&&(t=0);var i=Math.min(t,r.duration+(r.deltaPTS?r.deltaPTS:0));return r.start+r.duration-i<=e?1:r.start-i>e&&r.start?-1:0}function Ee(e,t,r){var i=1e3*Math.min(t,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>e}function Te(e){var t="function"==typeof Map?new Map:void 0;return Te=function(e){if(null===e||(r=e,-1===Function.toString.call(r).indexOf("[native code]")))return e;var r;if("function"!=typeof e)throw new TypeError("Super expression must either be null or a function");if(void 0!==t){if(t.has(e))return 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0,this.loader=null,this.partLoadTimeout=-1,this.config=e}var t=e.prototype;return t.destroy=function(){this.loader&&(this.loader.destroy(),this.loader=null)},t.abort=function(){this.loader&&this.loader.abort()},t.load=function(e,t){var r=this,i=e.url;if(!i)return Promise.reject(new _e({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:e,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=e.loader=a?new a(n):new s(n),d=ke(e),h={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:"initSegment"===e.sn?1/0:De};e.stats=u.stats,u.load(d,h,{onSuccess:function(t,n,a,s){r.resetLoader(e,u),i({frag:e,part:null,payload:t.data,networkDetails:s})},onError:function(t,i,n){r.resetLoader(e,u),l(new _e({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:e,response:t,networkDetails:n}))},onAbort:function(t,i,n){r.resetLoader(e,u),l(new _e({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:e,networkDetails:n}))},onTimeout:function(t,i,n){r.resetLoader(e,u),l(new _e({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,networkDetails:n}))},onProgress:function(r,i,n,a){t&&t({frag:e,part:null,payload:n,networkDetails:a})}})}))},t.loadPart=function(e,t,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=e.loader=a?new a(n):new s(n),h=ke(e,t),f={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:De};t.stats=d.stats,d.load(h,f,{onSuccess:function(n,a,s,o){i.resetLoader(e,d),i.updateStatsFromPart(e,t);var u={frag:e,part:t,payload:n.data,networkDetails:o};r(u),l(u)},onError:function(r,n,a){i.resetLoader(e,d),u(new _e({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:e,part:t,response:r,networkDetails:a}))},onAbort:function(r,n,a){e.stats.aborted=t.stats.aborted,i.resetLoader(e,d),u(new _e({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:e,part:t,networkDetails:a}))},onTimeout:function(r,n,a){i.resetLoader(e,d),u(new _e({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,part:t,networkDetails:a}))}})}))},t.updateStatsFromPart=function(e,t){var r=e.stats,i=t.stats,n=i.total;if(r.loaded+=i.loaded,n){var a=Math.round(e.duration/t.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},t.resetLoader=function(e,t){e.loader=null,this.loader===t&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),t.destroy()},e}();function ke(e,t){void 0===t&&(t=null);var r=t||e,i={frag:e,part:t,responseType:"arraybuffer",url:r.url,headers:{},rangeStart:0,rangeEnd:0},n=r.byteRangeStartOffset,s=r.byteRangeEndOffset;return(0,a.isFiniteNumber)(n)&&(0,a.isFiniteNumber)(s)&&(i.rangeStart=n,i.rangeEnd=s),i}var _e=function(e){var t,r;function i(t){for(var r,i=arguments.length,n=new Array(i>1?i-1:0),a=1;a=t.endSN&&!e.nextStart){var n=t.partList;if(null!=n&&n.length){var a=n[n.length-1];return ce.isBuffered(this.media,a.start+a.duration/2)}var s=i.getState(r);return s===ae.PARTIAL||s===ae.OK}return!1},h.onMediaAttached=function(e,t){var r=this.media=this.mediaBuffer=t.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),r.addEventListener("seeking",this.onvseeking),r.addEventListener("ended",this.onvended);var i=this.config;this.levels&&i.autoStartLoad&&this.state===Oe&&this.startLoad(i.startPosition)},h.onMediaDetaching=function(){var e=this.media;null!=e&&e.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),e&&this.onvseeking&&this.onvended&&(e.removeEventListener("seeking",this.onvseeking),e.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},h.onMediaSeeking=function(){var e=this.config,t=this.fragCurrent,r=this.media,i=this.mediaBuffer,n=this.state,s=r?r.currentTime:0,o=ce.bufferInfo(i||r,s,e.maxBufferHole);if(this.log("media seeking to "+((0,a.isFiniteNumber)(s)?s.toFixed(3):s)+", state: "+n),n===Ve)this.resetLoadingState();else if(t){var l=e.maxFragLookUpTolerance,u=t.start-l,d=t.start+t.duration+l;if(!o.len||do.end){var h=s>d;(s0&&a&&a.key&&a.iv&&"AES-128"===a.method){var o=self.performance.now();return t.decrypter.webCryptoDecrypt(new Uint8Array(n),a.key.buffer,a.iv.buffer).then((function(t){var n=self.performance.now();return i.trigger(s.Events.FRAG_DECRYPTED,{frag:e,payload:t,stats:{tstart:o,tdecrypt:n}}),r.payload=t,r}))}return r})).then((function(r){var i=t.fragCurrent,n=t.hls,a=t.levels;if(!a)throw new Error("init load aborted, missing levels");a[e.level].details;var o=e.stats;t.state=Fe,t.fragLoadError=0,e.data=new Uint8Array(r.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),r.frag===i&&n.trigger(s.Events.FRAG_BUFFERED,{stats:o,frag:i,part:null,id:e.type}),t.tick()})).catch((function(r){t.state!==Oe&&t.state!==He&&(t.warn(r),t.resetFragmentLoading(e))}))},h.fragContextChanged=function(e){var t=this.fragCurrent;return!e||!t||e.level!==t.level||e.sn!==t.sn||e.urlId!==t.urlId},h.fragBufferedComplete=function(e,t){var r,i,n=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+e.type+" sn: "+e.sn+(t?" part: "+t.index:"")+" of "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+e.level+" "+(n?Ie(ce.getBuffered(n)):"(detached)")),this.state=Fe,n&&(!this.loadedmetadata&&e.type==C.PlaylistLevelType.MAIN&&n.buffered.length&&(null===(r=this.fragCurrent)||void 0===r?void 0:r.sn)===(null===(i=this.fragPrevious)||void 0===i?void 0:i.sn)&&(this.loadedmetadata=!0,this.seekToStartPos()),this.tick())},h.seekToStartPos=function(){},h._handleFragmentLoadComplete=function(e){var t=this.transmuxer;if(t){var r=e.frag,i=e.part,n=e.partsLoaded,a=!n||0===n.length||n.some((function(e){return!e})),s=new ve(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!a);t.flush(s)}},h._handleFragmentLoadProgress=function(e){},h._doFragLoad=function(e,t,r,i){var n=this;if(void 0===r&&(r=null),!this.levels)throw new Error("frag load aborted, missing levels");if(r=Math.max(e.start,r||0),this.config.lowLatencyMode&&t){var o=t.partList;if(o&&i){r>e.end&&t.fragmentHint&&(e=t.fragmentHint);var l=this.getNextPart(o,e,r);if(l>-1){var u=o[l];return this.log("Loading part sn: "+e.sn+" p: "+u.index+" cc: "+e.cc+" of playlist ["+t.startSN+"-"+t.endSN+"] parts [0-"+l+"-"+(o.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+e.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=u.start+u.duration,this.state=Ne,this.hls.trigger(s.Events.FRAG_LOADING,{frag:e,part:o[l],targetBufferTime:r}),this.doFragPartsLoad(e,o,l,i).catch((function(e){return n.handleFragLoadError(e)}))}if(!e.url||this.loadedEndOfParts(o,r))return Promise.resolve(null)}}return this.log("Loading fragment "+e.sn+" cc: "+e.cc+" "+(t?"of ["+t.startSN+"-"+t.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+e.level+", target: "+parseFloat(r.toFixed(3))),(0,a.isFiniteNumber)(e.sn)&&!this.bitrateTest&&(this.nextLoadPosition=e.start+e.duration),this.state=Ne,this.hls.trigger(s.Events.FRAG_LOADING,{frag:e,targetBufferTime:r}),this.fragmentLoader.load(e,i).catch((function(e){return n.handleFragLoadError(e)}))},h.doFragPartsLoad=function(e,t,r,i){var n=this;return new Promise((function(a,o){var l=[];!function r(u){var d=t[u];n.fragmentLoader.loadPart(e,d,i).then((function(i){l[d.index]=i;var o=i.part;n.hls.trigger(s.Events.FRAG_LOADED,i);var h=t[u+1];if(!h||h.fragment!==e)return a({frag:e,part:o,partsLoaded:l});r(u+1)})).catch(o)}(r)}))},h.handleFragLoadError=function(e){var t=e.data;return t&&t.details===o.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(t.frag,t.part):this.hls.trigger(s.Events.ERROR,t),null},h._handleTransmuxerFlush=function(e){var t=this.getCurrentContext(e);if(t&&this.state===Be){var r=t.frag,i=t.part,n=t.level,a=self.performance.now();r.stats.parsing.end=a,i&&(i.stats.parsing.end=a),this.updateLevelTiming(r,i,n,e.partial)}else this.fragCurrent||(this.state=Fe)},h.getCurrentContext=function(e){var t=this.levels,r=e.level,i=e.sn,n=e.part;if(!t||!t[r])return this.warn("Levels object was unset while buffering fragment "+i+" of level "+r+". 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d=function(e,t){(t=t||{}).frag=a.frag,t.id=a.id,a.hls.trigger(e,t)};this.observer=new et.EventEmitter,this.observer.on(s.Events.FRAG_DECRYPTED,d),this.observer.on(s.Events.ERROR,d);var h={mp4:tt.isTypeSupported("video/mp4"),mpeg:tt.isTypeSupported("audio/mpeg"),mp3:tt.isTypeSupported('audio/mp4; codecs="mp3"')},f=navigator.vendor;if(this.useWorker&&"undefined"!=typeof Worker){var c;l.logger.log("demuxing in webworker");try{c=this.worker=function(e,t){t=t||{};var i={main:r.m},n=t.all?{main:Object.keys(i.main)}:function(e,t){for(var r={main:[t]},i={main:[]},n={main:{}};$e(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 R=!(y&&(null===(h=n.initSegment)||void 0===h?void 0:h.url)===(null===(f=y.initSegment)||void 0===f?void 0:f.url)),k=new Je.TransmuxState(E,A,o,T,p,R);if(!A||E||R){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: "+R);var _=new Je.TransmuxConfig(r,i,t,s,d);this.configureTransmuxer(_)}if(this.frag=n,this.part=a,g)g.postMessage({cmd:"demux",data:e,decryptdata:m,chunkMeta:u,state:k},e instanceof ArrayBuffer?[e]:[]);else if(v){var x=v.push(e,m,u,k);(0,Je.isPromise)(x)?x.then((function(e){c.handleTransmuxComplete(e)})):this.handleTransmuxComplete(x)}},t.flush=function(e){var t=this;e.transmuxing.start=self.performance.now();var r=this.transmuxer,i=this.worker;if(i)i.postMessage({cmd:"flush",chunkMeta:e});else if(r){var n=r.flush(e);(0,Je.isPromise)(n)?n.then((function(r){t.handleFlushResult(r,e)})):this.handleFlushResult(n,e)}},t.handleFlushResult=function(e,t){var r=this;e.forEach((function(e){r.handleTransmuxComplete(e)})),this.onFlush(t)},t.onWorkerMessage=function(e){var t=e.data,r=this.hls;switch(t.event){case"init":self.URL.revokeObjectURL(this.worker.objectURL);break;case"transmuxComplete":this.handleTransmuxComplete(t.data);break;case"flush":this.onFlush(t.data);break;case"workerLog":l.logger[t.data.logType]&&l.logger[t.data.logType](t.data.message);break;default:t.data=t.data||{},t.data.frag=this.frag,t.data.id=this.id,r.trigger(t.event,t.data)}},t.configureTransmuxer=function(e){var t=this.worker,r=this.transmuxer;t?t.postMessage({cmd:"configure",config:e}):r&&r.configure(e)},t.handleTransmuxComplete=function(e){e.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(e)},e}(),it=function(){function e(e,t,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=e,this.media=t,this.fragmentTracker=r,this.hls=i}var t=e.prototype;return t.destroy=function(){this.media=null,this.hls=this.fragmentTracker=null},t.poll=function(e,t){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===e){if((u||o)&&(this.stalled=null),!(i.paused&&!s||i.ended||0===i.playbackRate)&&ce.getBuffered(i).length){var d=ce.bufferInfo(i,a,0),h=d.len>0,f=d.nextStart||0;if(h||f){if(s){var c=d.len>2,v=!f||t&&t.start<=a||f-a>2&&!this.fragmentTracker.getPartialFragment(a);if(c||v)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var g,p=Math.max(f,d.start||0)-a,m=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,y=(null==m||null===(g=m.details)||void 0===g?void 0:g.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=ce.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}}},t._tryFixBufferStall=function(e,t){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;e.len>r.maxBufferHole&&t>1e3*r.highBufferWatchdogPeriod&&(l.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())}},t._reportStall=function(e){var t=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(e)+")"),t.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:e.len}))},t._trySkipBufferHole=function(e){var t=this.config,r=this.hls,i=this.media;if(null===i)return 0;for(var n=i.currentTime,a=0,u=ce.getBuffered(i),d=0;d=a&&n1?(i=0,this.bitrateTest=!0):i=r.nextAutoLevel),this.level=r.nextLoadLevel=i,this.loadedmetadata=!1}t>0&&-1===e&&(this.log("Override startPosition with lastCurrentTime @"+t.toFixed(3)),e=t),this.state=Fe,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()}else this._forceStartLoad=!0,this.state=Oe},u.stopLoad=function(){this._forceStartLoad=!1,e.prototype.stopLoad.call(this)},u.doTick=function(){switch(this.state){case Fe:this.doTickIdle();break;case je:var e,t=this.levels,r=this.level,i=null==t||null===(e=t[r])||void 0===e?void 0:e.details;if(i&&(!i.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(i))break;this.state=Fe;break}break;case Ue: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=Fe)}this.onTickEnd()},u.onTickEnd=function(){e.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},u.doTickIdle=function(){var e,t,r=this.hls,i=this.levelLastLoaded,n=this.levels,a=this.media,o=r.config,l=r.nextLoadLevel;if(null!==i&&(a||!this.startFragRequested&&o.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&n&&n[l]){var u=n[l];this.level=r.nextLoadLevel=l;var d=u.details;if(!d||this.state===je||d.live&&this.levelLastLoaded!==l)this.state=je;else{var h=this.getMainFwdBufferInfo();if(null!==h&&!(h.len>=this.getMaxBufferLength(u.maxBitrate))){if(this._streamEnded(h,d)){var f={};return this.altAudio&&(f.type="video"),this.hls.trigger(s.Events.BUFFER_EOS,f),void(this.state=Ve)}this.backtrackFragment&&this.backtrackFragment.start>h.end&&(this.backtrackFragment=null);var c=this.backtrackFragment?this.backtrackFragment.start:h.end,v=this.getNextFragment(c,d);if(this.couldBacktrack&&!this.fragPrevious&&v&&"initSegment"!==v.sn&&this.fragmentTracker.getState(v)!==ae.OK){var g,m=(null!=(g=this.backtrackFragment)?g:v).sn-d.startSN,y=d.fragments[m-1];y&&v.cc===y.cc&&(v=y,this.fragmentTracker.removeFragment(y))}else this.backtrackFragment&&h.len&&(this.backtrackFragment=null);if(v&&this.fragmentTracker.getState(v)===ae.OK&&this.nextLoadPosition>c){var E=this.audioOnly&&!this.altAudio?p.ElementaryStreamTypes.AUDIO:p.ElementaryStreamTypes.VIDEO;a&&this.afterBufferFlushed(a,E,C.PlaylistLevelType.MAIN),v=this.getNextFragment(this.nextLoadPosition,d)}v&&(!v.initSegment||v.initSegment.data||this.bitrateTest||(v=v.initSegment),"identity"!==(null===(e=v.decryptdata)||void 0===e?void 0:e.keyFormat)||null!==(t=v.decryptdata)&&void 0!==t&&t.key?this.loadFragment(v,d,c):this.loadKey(v,d))}}}},u.loadFragment=function(t,r,i){var n,a=this.fragmentTracker.getState(t);this.fragCurrent=t,a===ae.NOT_LOADED?"initSegment"===t.sn?this._loadInitSegment(t):this.bitrateTest?(this.log("Fragment "+t.sn+" of level "+t.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(t)):(this.startFragRequested=!0,e.prototype.loadFragment.call(this,t,r,i)):a===ae.APPENDING?this.reduceMaxBufferLength(t.duration)&&this.fragmentTracker.removeFragment(t):0===(null===(n=this.media)||void 0===n?void 0:n.buffered.length)&&this.fragmentTracker.removeAllFragments()},u.getAppendedFrag=function(e){var t=this.fragmentTracker.getAppendedFrag(e,C.PlaylistLevelType.MAIN);return t&&"fragment"in t?t.fragment:t},u.getBufferedFrag=function(e){return this.fragmentTracker.getBufferedFrag(e,C.PlaylistLevelType.MAIN)},u.followingBufferedFrag=function(e){return e?this.getBufferedFrag(e.end+.5):null},u.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},u.nextLevelSwitch=function(){var e=this.levels,t=this.media;if(null!=t&&t.readyState){var r,i=this.getAppendedFrag(t.currentTime);if(i&&i.start>1&&this.flushMainBuffer(0,i.start-1),!t.paused&&e){var n=e[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(t.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 e=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,null!=e&&e.loader&&e.loader.abort(),this.state){case Me:case Ne:case Ue:case Be:case Ge:this.state=Fe}this.nextLoadPosition=this.getLoadPosition()},u.flushMainBuffer=function(t,r){e.prototype.flushMainBuffer.call(this,t,r,this.altAudio?"video":null)},u.onMediaAttached=function(t,r){e.prototype.onMediaAttached.call(this,t,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 it(this.config,i,this.fragmentTracker,this.hls)},u.onMediaDetaching=function(){var t=this.media;t&&this.onvplaying&&this.onvseeked&&(t.removeEventListener("playing",this.onvplaying),t.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),e.prototype.onMediaDetaching.call(this)},u.onMediaPlaying=function(){this.tick()},u.onMediaSeeked=function(){var e=this.media,t=e?e.currentTime:null;(0,a.isFiniteNumber)(t)&&this.log("Media seeked to "+t.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(e,t){var r,i,n,a=!1,s=!1;t.levels.forEach((function(e){(r=e.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=Ye())||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=t.levels,this.startFragRequested=!1},u.onLevelLoading=function(e,t){var r=this.levels;if(r&&this.state===Fe){var i=r[t.level];(!i.details||i.details.live&&this.levelLastLoaded!==t.level||this.waitForCdnTuneIn(i.details))&&(this.state=je)}},u.onLevelLoaded=function(e,t){var r,i=this.levels,n=t.level,a=t.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!==Ne&&this.state!==Ue||l.level!==t.level&&l.loader&&(this.state=Fe,this.backtrackFragment=null,l.loader.abort());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===je){if(this.waitForCdnTuneIn(a))return;this.state=Fe}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(e){var t,r=e.frag,i=e.part,n=e.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===(t=r.initSegment)||void 0===t?void 0:t.data,h=this._getAudioCodec(s),f=this.transmuxer=this.transmuxer||new rt(this.hls,C.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),c=i?i.index:-1,v=-1!==c,g=new ve(r.level,r.sn,r.stats.chunkCount,n.byteLength,c,v),p=this.initPTS[r.cc];f.push(n,d,h,l,r,i,o.totalduration,u,g,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(e,t){var r=this.altAudio,i=!!t.url,n=t.id;if(!i){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var a=this.fragCurrent;null!=a&&a.loader&&(this.log("Switching to main audio track, cancel main fragment load"),a.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var o=this.hls;r&&o.trigger(s.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(s.Events.AUDIO_TRACK_SWITCHED,{id:n})}},u.onAudioTrackSwitched=function(e,t){var r=t.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(e,t){var r,i,n=t.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(e,t){var r=t.frag,i=t.part;if(!r||r.type===C.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===Ge&&(this.state=Fe));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(e,t){switch(t.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.onFragmentOrKeyLoadError(C.PlaylistLevelType.MAIN,t);break;case o.ErrorDetails.LEVEL_LOAD_ERROR:case o.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==He&&(t.fatal?(this.warn(""+t.details),this.state=He):t.levelRetry||this.state!==je||(this.state=Fe));break;case o.ErrorDetails.BUFFER_FULL_ERROR:if("main"===t.parent&&(this.state===Be||this.state===Ge)){var r=!0,i=this.getFwdBufferInfo(this.media,C.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()}}},u.checkBuffer=function(){var e=this.media,t=this.gapController;if(e&&t&&e.readyState){if(this.loadedmetadata||!ce.getBuffered(e).length){var r=this.state!==Fe?this.fragCurrent:null;t.poll(this.lastCurrentTime,r)}this.lastCurrentTime=e.currentTime}},u.onFragLoadEmergencyAborted=function(){this.state=Fe,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},u.onBufferFlushed=function(e,t){var r=t.type;if(r!==p.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var i=(r===p.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(i,r,C.PlaylistLevelType.MAIN)}},u.onLevelsUpdated=function(e,t){this.levels=t.levels},u.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},u.seekToStartPos=function(){var e=this.media;if(e){var t=e.currentTime,r=this.startPosition;if(r>=0&&t0&&(n1&&!1===e.seeking){var r=e.currentTime;if(ce.isBuffered(e,r)?t=this.getAppendedFrag(r):ce.isBuffered(e,r+.1)&&(t=this.getAppendedFrag(r+.1)),t){this.backtrackFragment=null;var i=this.fragPlaying,n=t.level;i&&t.sn===i.sn&&i.level===n&&t.urlId===i.urlId||(this.hls.trigger(s.Events.FRAG_CHANGED,{frag:t}),i&&i.level===n||this.hls.trigger(s.Events.LEVEL_SWITCHED,{level:n}),this.fragPlaying=t)}}},n=i,(l=[{key:"nextLevel",get:function(){var e=this.nextBufferedFrag;return e?e.level:-1}},{key:"currentFrag",get:function(){var e=this.media;return e?this.fragPlaying||this.getAppendedFrag(e.currentTime):null}},{key:"currentProgramDateTime",get:function(){var e=this.media;if(e){var t=e.currentTime,r=this.currentFrag;if(r&&(0,a.isFiniteNumber)(t)&&(0,a.isFiniteNumber)(r.programDateTime)){var i=r.programDateTime+1e3*(t-r.start);return new Date(i)}}return null}},{key:"currentLevel",get:function(){var e=this.currentFrag;return e?e.level:-1}},{key:"nextBufferedFrag",get:function(){var e=this.currentFrag;return e?this.followingBufferedFrag(e):null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}])&&nt(n.prototype,l),Object.defineProperty(n,"prototype",{writable:!1}),i}(Ke);const ot=function(){function e(e,t,r){void 0===t&&(t=0),void 0===r&&(r=0),this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=e,this.alpha_=e?Math.exp(Math.log(.5)/e):0,this.estimate_=t,this.totalWeight_=r}var t=e.prototype;return t.sample=function(e,t){var r=Math.pow(this.alpha_,e);this.estimate_=t*(1-r)+r*this.estimate_,this.totalWeight_+=e},t.getTotalWeight=function(){return this.totalWeight_},t.getEstimate=function(){if(this.alpha_){var e=1-Math.pow(this.alpha_,this.totalWeight_);if(e)return this.estimate_/e}return this.estimate_},e}(),lt=function(){function e(e,t,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 ot(e),this.fast_=new ot(t)}var t=e.prototype;return t.update=function(e,t){var r=this.slow_,i=this.fast_;this.slow_.halfLife!==e&&(this.slow_=new ot(e,r.getEstimate(),r.getTotalWeight())),this.fast_.halfLife!==t&&(this.fast_=new ot(t,i.getEstimate(),i.getTotalWeight()))},t.sample=function(e,t){var r=(e=Math.max(e,this.minDelayMs_))/1e3,i=8*t/r;this.fast_.sample(r,i),this.slow_.sample(r,i)},t.canEstimate=function(){var e=this.fast_;return e&&e.getTotalWeight()>=this.minWeight_},t.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},t.destroy=function(){},e}();function ut(e,t){for(var r=0;rp;b--){var A=g[b].maxBitrate;if((L=E?u*A/(6.4*E):u*A/v)=T||(l.logger.warn("Fragment "+e.sn+(t?" part "+t.index:"")+" of level "+e.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+b+"\n Current BW estimate: "+((0,a.isFiniteNumber)(v)?(v/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,c&&this.bwEstimator.sample(h,o.loaded),this.clearTimer(),e.loader&&(this.fragCurrent=this.partCurrent=null,e.loader.abort()),r.trigger(s.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:e,part:t,stats:o}))}}}}}},i.onFragLoaded=function(e,t){var r=t.frag,i=t.part;if(r.type===C.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(e,t){var r=t.frag,i=t.part,n=i?i.stats:r.stats;if(!n.aborted&&r.type===C.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(e,t){switch(t.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer()}},i.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},i.getNextABRAutoLevel=function(){var e=this.fragCurrent,t=this.partCurrent,r=this.hls,i=r.maxAutoLevel,n=r.config,a=r.minAutoLevel,s=r.media,o=t?t.duration:e?e.duration:0,u=(s&&s.currentTime,s&&0!==s.playbackRate?Math.abs(s.playbackRate):1),d=this.bwEstimator?this.bwEstimator.getEstimate():n.abrEwmaDefaultEstimate,h=r.mainForwardBufferInfo,f=(h?h.len:0)/u,c=this.findBestLevel(d,a,i,f,n.abrBandWidthFactor,n.abrBandWidthUpFactor);if(c>=0)return c;l.logger.trace((f?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var v=o?Math.min(o,n.maxStarvationDelay):n.maxStarvationDelay,g=n.abrBandWidthFactor,p=n.abrBandWidthUpFactor;if(!f){var m=this.bitrateTestDelay;m&&(v=(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*v)+" ms"),g=p=1)}return c=this.findBestLevel(d,a,i,f+v,g,p),Math.max(c,0)},i.findBestLevel=function(e,t,r,i,n,s){for(var o,u=this.fragCurrent,d=this.partCurrent,h=this.lastLoadedFragLevel,f=this.hls.levels,c=f[h],v=!(null==c||null===(o=c.details)||void 0===o||!o.live),g=null==c?void 0:c.codecSet,p=d?d.duration:u?u.duration:0,m=r;m>=t;m--){var y=f[m];if(y&&(!g||y.codecSet===g)){var E,T=y.details,S=(d?null==T?void 0:T.partTarget:null==T?void 0:T.averagetargetduration)||p;E=m<=h?n*e:s*e;var b=f[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)||v&&!this.bitrateTestDelay||L0||Object.keys(this.pendingTracks).length>0},t.destroy=function(){this.unregisterListeners(),this.details=null},t.registerListeners=function(){var e=this.hls;e.on(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(s.Events.BUFFER_RESET,this.onBufferReset,this),e.on(s.Events.BUFFER_APPENDING,this.onBufferAppending,this),e.on(s.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.on(s.Events.BUFFER_EOS,this.onBufferEos,this),e.on(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(s.Events.FRAG_PARSED,this.onFragParsed,this),e.on(s.Events.FRAG_CHANGED,this.onFragChanged,this)},t.unregisterListeners=function(){var e=this.hls;e.off(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(s.Events.BUFFER_RESET,this.onBufferReset,this),e.off(s.Events.BUFFER_APPENDING,this.onBufferAppending,this),e.off(s.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.off(s.Events.BUFFER_EOS,this.onBufferEos,this),e.off(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(s.Events.FRAG_PARSED,this.onFragParsed,this),e.off(s.Events.FRAG_CHANGED,this.onFragChanged,this)},t._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new ct(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},t.onManifestParsed=function(e,t){var r=2;(t.audio&&!t.video||!t.altAudio)&&(r=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,this.details=null,l.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},t.onMediaAttaching=function(e,t){var r=this.media=t.media;if(r&&vt){var i=this.mediaSource=new vt;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}},t.onMediaDetaching=function(){var e=this.media,t=this.mediaSource,r=this._objectUrl;if(t){if(l.logger.log("[buffer-controller]: media source detaching"),"open"===t.readyState)try{t.endOfStream()}catch(e){l.logger.warn("[buffer-controller]: onMediaDetaching: "+e.message+" while calling endOfStream")}this.onBufferReset(),t.removeEventListener("sourceopen",this._onMediaSourceOpen),t.removeEventListener("sourceended",this._onMediaSourceEnded),t.removeEventListener("sourceclose",this._onMediaSourceClose),e&&(r&&self.URL.revokeObjectURL(r),e.src===r?(e.removeAttribute("src"),e.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)},t.onBufferReset=function(){var e=this;this.getSourceBufferTypes().forEach((function(t){var r=e.sourceBuffer[t];try{r&&(e.removeBufferListeners(t),e.mediaSource&&e.mediaSource.removeSourceBuffer(r),e.sourceBuffer[t]=void 0)}catch(e){l.logger.warn("[buffer-controller]: Failed to reset the "+t+" buffer",e)}})),this._initSourceBuffer()},t.onBufferCodecs=function(e,t){var r=this,i=this.getSourceBufferTypes().length;Object.keys(t).forEach((function(e){if(i){var n=r.tracks[e];if(n&&"function"==typeof n.buffer.changeType){var a=t[e],s=a.id,o=a.codec,u=a.levelCodec,d=a.container,h=a.metadata,f=(n.levelCodec||n.codec).replace(gt,"$1"),c=(u||o).replace(gt,"$1");if(f!==c){var v=d+";codecs="+(u||o);r.appendChangeType(e,v),l.logger.log("[buffer-controller]: switching codec "+f+" to "+c),r.tracks[e]={buffer:n.buffer,codec:o,container:d,levelCodec:u,metadata:h,id:s}}}}else r.pendingTracks[e]=t[e]})),i||(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},t.appendChangeType=function(e,t){var r=this,i=this.operationQueue,n={execute:function(){var n=r.sourceBuffer[e];n&&(l.logger.log("[buffer-controller]: changing "+e+" sourceBuffer type to "+t),n.changeType(t)),i.shiftAndExecuteNext(e)},onStart:function(){},onComplete:function(){},onError:function(t){l.logger.warn("[buffer-controller]: Failed to change "+e+" SourceBuffer type",t)}};i.append(n,e)},t.onBufferAppending=function(e,t){var r=this,i=this.hls,n=this.operationQueue,a=this.tracks,u=t.data,d=t.type,h=t.frag,f=t.part,c=t.chunkMeta,v=c.buffering[d],g=self.performance.now();v.start=g;var p=h.stats.buffering,m=f?f.stats.buffering:null;0===p.start&&(p.start=g),m&&0===m.start&&(m.start=g);var y=a.audio,E="audio"===d&&1===c.id&&"audio/mpeg"===(null==y?void 0:y.container),T={execute:function(){if(v.executeStart=self.performance.now(),E){var e=r.sourceBuffer[d];if(e){var t=h.start-e.timestampOffset;Math.abs(t)>=.1&&(l.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+t+") sn: "+h.sn+")"),e.timestampOffset=h.start)}}r.appendExecutor(u,d)},onStart:function(){},onComplete:function(){var e=self.performance.now();v.executeEnd=v.end=e,0===p.first&&(p.first=e),m&&0===m.first&&(m.first=e);var t=r.sourceBuffer,i={};for(var n in t)i[n]=ce.getBuffered(t[n]);r.appendError=0,r.hls.trigger(s.Events.BUFFER_APPENDED,{type:d,frag:h,part:f,chunkMeta:c,parent:h.type,timeRanges:i})},onError:function(e){l.logger.error("[buffer-controller]: Error encountered while trying to append to the "+d+" SourceBuffer",e);var t={type:o.ErrorTypes.MEDIA_ERROR,parent:h.type,details:o.ErrorDetails.BUFFER_APPEND_ERROR,err:e,fatal:!1};e.code===DOMException.QUOTA_EXCEEDED_ERR?t.details=o.ErrorDetails.BUFFER_FULL_ERROR:(r.appendError++,t.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"),t.fatal=!0,i.stopLoad())),i.trigger(s.Events.ERROR,t)}};n.append(T,d)},t.onBufferFlushing=function(e,t){var r=this,i=this.operationQueue,n=function(e){return{execute:r.removeExecutor.bind(r,e,t.startOffset,t.endOffset),onStart:function(){},onComplete:function(){r.hls.trigger(s.Events.BUFFER_FLUSHED,{type:e})},onError:function(t){l.logger.warn("[buffer-controller]: Failed to remove from "+e+" SourceBuffer",t)}}};t.type?i.append(n(t.type),t.type):this.getSourceBufferTypes().forEach((function(e){i.append(n(e),e)}))},t.onFragParsed=function(e,t){var r=this,i=t.frag,n=t.part,a=[],o=n?n.elementaryStreams:i.elementaryStreams;o[p.ElementaryStreamTypes.AUDIOVIDEO]?a.push("audiovideo"):(o[p.ElementaryStreamTypes.AUDIO]&&a.push("audio"),o[p.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 e=self.performance.now();i.stats.buffering.end=e,n&&(n.stats.buffering.end=e);var t=n?n.stats:i.stats;r.hls.trigger(s.Events.FRAG_BUFFERED,{frag:i,part:n,stats:t,id:i.type})}),a)},t.onFragChanged=function(e,t){this.flushBackBuffer()},t.onBufferEos=function(e,t){var r=this;this.getSourceBufferTypes().reduce((function(e,i){var n=r.sourceBuffer[i];return t.type&&t.type!==i||n&&!n.ended&&(n.ended=!0,l.logger.log("[buffer-controller]: "+i+" sourceBuffer now EOS")),e&&!(n&&!n.ended)}),!0)&&this.blockBuffers((function(){var e=r.mediaSource;e&&"open"===e.readyState&&e.endOfStream()}))},t.onLevelUpdated=function(e,t){var r=t.details;r.fragments.length&&(this.details=r,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},t.flushBackBuffer=function(){var e=this.hls,t=this.details,r=this.media,i=this.sourceBuffer;if(r&&null!==t){var n=this.getSourceBufferTypes();if(n.length){var o=t.live&&null!==e.config.liveBackBufferLength?e.config.liveBackBufferLength:e.config.backBufferLength;if((0,a.isFiniteNumber)(o)&&!(o<0)){var l=r.currentTime,u=t.levelTargetDuration,d=Math.max(o,u),h=Math.floor(l/u)*u-d;n.forEach((function(r){var n=i[r];if(n){var a=ce.getBuffered(n);a.length>0&&h>a.start(0)&&(e.trigger(s.Events.BACK_BUFFER_REACHED,{bufferEnd:h}),t.live&&e.trigger(s.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:h}),e.trigger(s.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:h,type:r}))}}))}}}},t.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var e=this.details,t=this.hls,r=this.media,i=this.mediaSource,n=e.fragments[0].start+e.totalduration,s=r.duration,o=(0,a.isFiniteNumber)(i.duration)?i.duration:0;e.live&&t.config.liveDurationInfinity?(l.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),i.duration=1/0,this.updateSeekableRange(e)):(n>o&&n>s||!(0,a.isFiniteNumber)(s))&&(l.logger.log("[buffer-controller]: Updating Media Source duration to "+n.toFixed(3)),i.duration=n)}},t.updateSeekableRange=function(e){var t=this.mediaSource,r=e.fragments;if(r.length&&e.live&&null!=t&&t.setLiveSeekableRange){var i=Math.max(0,r[0].start),n=Math.max(i,i+e.totalduration);t.setLiveSeekableRange(i,n)}},t.checkPendingTracks=function(){var e=this.bufferCodecEventsExpected,t=this.operationQueue,r=this.pendingTracks,i=Object.keys(r).length;if(i&&!e||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(e){t.executeNext(e)}))}},t.createSourceBuffers=function(e){var t=this.sourceBuffer,r=this.mediaSource;if(!r)throw Error("createSourceBuffers called when mediaSource was null");var i=0;for(var n in e)if(!t[n]){var a=e[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=t[n]=r.addSourceBuffer(d),f=n;this.addBufferListener(f,"updatestart",this._onSBUpdateStart),this.addBufferListener(f,"updateend",this._onSBUpdateEnd),this.addBufferListener(f,"error",this._onSBUpdateError),this.tracks[n]={buffer:h,codec:u,container:a.container,levelCodec:a.levelCodec,metadata:a.metadata,id:a.id},i++}catch(e){l.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+e.message),this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:e,mimeType:d})}}i&&this.hls.trigger(s.Events.BUFFER_CREATED,{tracks:this.tracks})},t._onSBUpdateStart=function(e){this.operationQueue.current(e).onStart()},t._onSBUpdateEnd=function(e){var t=this.operationQueue;t.current(e).onComplete(),t.shiftAndExecuteNext(e)},t._onSBUpdateError=function(e,t){l.logger.error("[buffer-controller]: "+e+" SourceBuffer error",t),this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var r=this.operationQueue.current(e);r&&r.onError(t)},t.removeExecutor=function(e,t,r){var i=this.media,n=this.mediaSource,s=this.operationQueue,o=this.sourceBuffer[e];if(!i||!n||!o)return l.logger.warn("[buffer-controller]: Attempting to remove from the "+e+" SourceBuffer, but it does not exist"),void s.shiftAndExecuteNext(e);var u=(0,a.isFiniteNumber)(i.duration)?i.duration:1/0,d=(0,a.isFiniteNumber)(n.duration)?n.duration:1/0,h=Math.max(0,t),f=Math.min(r,u,d);f>h?(l.logger.log("[buffer-controller]: Removing ["+h+","+f+"] from the "+e+" SourceBuffer"),o.remove(h,f)):s.shiftAndExecuteNext(e)},t.appendExecutor=function(e,t){var r=this.operationQueue,i=this.sourceBuffer[t];if(!i)return l.logger.warn("[buffer-controller]: Attempting to append to the "+t+" SourceBuffer, but it does not exist"),void r.shiftAndExecuteNext(t);i.ended=!1,i.appendBuffer(e)},t.blockBuffers=function(e,t){var r=this;if(void 0===t&&(t=this.getSourceBufferTypes()),!t.length)return l.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve().then(e);var i=this.operationQueue,n=t.map((function(e){return i.appendBlocker(e)}));Promise.all(n).then((function(){e(),t.forEach((function(e){var t=r.sourceBuffer[e];t&&t.updating||i.shiftAndExecuteNext(e)}))}))},t.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},t.addBufferListener=function(e,t,r){var i=this.sourceBuffer[e];if(i){var n=r.bind(this,e);this.listeners[e].push({event:t,listener:n}),i.addEventListener(t,n)}},t.removeBufferListeners=function(e){var t=this.sourceBuffer[e];t&&this.listeners[e].forEach((function(e){t.removeEventListener(e.event,e.listener)}))},e}();function mt(e,t){for(var r=0;r0&&this.mediaWidth>0){var e=this.hls.levels;if(e.length){var t=this.hls;t.autoLevelCapping=this.getMaxLevel(e.length-1),t.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=t.autoLevelCapping}}},i.getMaxLevel=function(t){var r=this,i=this.hls.levels;if(!i.length)return-1;var n=i.filter((function(i,n){return e.isLevelAllowed(n,r.restrictedLevels)&&n<=t}));return this.clientRect=null,e.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 e=this.media,t={width:0,height:0};if(e){var r=e.getBoundingClientRect();t.width=r.width,t.height=r.height,t.width||t.height||(t.width=r.right-r.left||e.width||0,t.height=r.bottom-r.top||e.height||0)}return this.clientRect=t,t},e.isLevelAllowed=function(e,t){return void 0===t&&(t=[]),-1===t.indexOf(e)},e.getMaxLevelByMediaSize=function(e,t,r){if(!e||!e.length)return-1;for(var i,n,a=e.length-1,s=0;s=t||o.height>=r)&&(i=o,!(n=e[s+1])||i.width!==n.width||i.height!==n.height)){a=s;break}}return a},t=e,(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 e=1;if(!this.hls.config.ignoreDevicePixelRatio)try{e=self.devicePixelRatio}catch(e){}return e}}])&&mt(t.prototype,r),Object.defineProperty(t,"prototype",{writable:!1}),e}(),Et=function(){function e(e){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=e,this.registerListeners()}var t=e.prototype;return t.setStreamController=function(e){this.streamController=e},t.registerListeners=function(){this.hls.on(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},t.unregisterListeners=function(){this.hls.off(s.Events.MEDIA_ATTACHING,this.onMediaAttaching)},t.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},t.onMediaAttaching=function(e,t){var r=this.hls.config;if(r.capLevelOnFPSDrop){var i=t.media instanceof self.HTMLVideoElement?t.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)}},t.checkFPS=function(e,t,r){var i=performance.now();if(t){if(this.lastTime){var n=i-this.lastTime,a=r-this.lastDroppedFrames,o=t-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=t}},t.checkFPSInterval=function(){var e=this.media;if(e)if(this.isVideoPlaybackQualityAvailable){var t=e.getVideoPlaybackQuality();this.checkFPS(e,t.totalVideoFrames,t.droppedVideoFrames)}else this.checkFPS(e,e.webkitDecodedFrameCount,e.webkitDroppedFrameCount)},e}();var Tt=r(408),St=/^age:\s*[\d.]+\s*$/m;const bt=function(){function e(e){this.xhrSetup=void 0,this.requestTimeout=void 0,this.retryTimeout=void 0,this.retryDelay=void 0,this.config=null,this.callbacks=null,this.context=void 0,this.loader=null,this.stats=void 0,this.xhrSetup=e?e.xhrSetup:null,this.stats=new Tt.LoadStats,this.retryDelay=0}var t=e.prototype;return t.destroy=function(){this.callbacks=null,this.abortInternal(),this.loader=null,this.config=null},t.abortInternal=function(){var e=this.loader;self.clearTimeout(this.requestTimeout),self.clearTimeout(this.retryTimeout),e&&(e.onreadystatechange=null,e.onprogress=null,4!==e.readyState&&(this.stats.aborted=!0,e.abort()))},t.abort=function(){var e;this.abortInternal(),null!==(e=this.callbacks)&&void 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t=this.levelkeys[e];t&&!this._decryptdata&&(this._decryptdata=t.getDecryptData(this.sn))}},r.abortRequests=function(){var e,t;null==(e=this.loader)||e.abort(),null==(t=this.keyLoader)||t.abort()},r.setElementaryStreamInfo=function(e,t,r,i,a,n){void 0===n&&(n=!1);var s=this.elementaryStreams,o=s[e];o?(o.startPTS=Math.min(o.startPTS,t),o.endPTS=Math.max(o.endPTS,r),o.startDTS=Math.min(o.startDTS,i),o.endDTS=Math.max(o.endDTS,a)):s[e]={startPTS:t,endPTS:r,startDTS:i,endDTS:a,partial:n}},r.clearElementaryStreamInfo=function(){var e=this.elementaryStreams;e[F]=null,e[O]=null,e[M]=null},s(t,[{key:"decryptdata",get:function(){if(!this.levelkeys&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkeys&&!this.levelkeys.NONE){var e=this.levelkeys.identity;if(e)this._decryptdata=e.getDecryptData(this.sn);else{var t=Object.keys(this.levelkeys);if(1===t.length)return this._decryptdata=this.levelkeys[t[0]].getDecryptData(this.sn)}}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(null===this.programDateTime)return null;if(!m(this.programDateTime))return null;var e=m(this.duration)?this.duration:0;return this.programDateTime+1e3*e}},{key:"encrypted",get:function(){var e;if(null!=(e=this._decryptdata)&&e.encrypted)return!0;if(this.levelkeys){var t=Object.keys(this.levelkeys),r=t.length;if(r>1||1===r&&this.levelkeys[t[0]].encrypted)return!0}return!1}}]),t}(N),U=function(e){function t(t,r,i,a,n){var s;(s=e.call(this,i)||this).fragOffset=0,s.duration=0,s.gap=!1,s.independent=!1,s.relurl=void 0,s.fragment=void 0,s.index=void 0,s.stats=new P,s.duration=t.decimalFloatingPoint("DURATION"),s.gap=t.bool("GAP"),s.independent=t.bool("INDEPENDENT"),s.relurl=t.enumeratedString("URI"),s.fragment=r,s.index=a;var o=t.enumeratedString("BYTERANGE");return o&&s.setByteRange(o,n),n&&(s.fragOffset=n.fragOffset+n.duration),s}return 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0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.encryptedFragments=void 0,this.playlistParsingError=null,this.variableList=null,this.hasVariableRefs=!1,this.fragments=[],this.encryptedFragments=[],this.dateRanges={},this.url=e}return e.prototype.reloaded=function(e){if(!e)return this.advanced=!0,void(this.updated=!0);var t=this.lastPartSn-e.lastPartSn,r=this.lastPartIndex-e.lastPartIndex;this.updated=this.endSN!==e.endSN||!!r||!!t||!this.live,this.advanced=this.endSN>e.endSN||t>0||0===t&&r>0,this.updated||this.advanced?this.misses=Math.floor(.6*e.misses):this.misses=e.misses+1,this.availabilityDelay=e.availabilityDelay},s(e,[{key:"hasProgramDateTime",get:function(){return!!this.fragments.length&&m(this.fragments[this.fragments.length-1].programDateTime)}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||10}},{key:"drift",get:function(){var e=this.driftEndTime-this.driftStartTime;return e>0?1e3*(this.driftEnd-this.driftStart)/e:1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var e;return null!=(e=this.partList)&&e.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var e;return null!=(e=this.fragments)&&e.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var e;return null!=(e=this.partList)&&e.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var e;return null!=(e=this.partList)&&e.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),e}(),H=c(void 0);function V(e,t,r){return Uint8Array.prototype.slice?e.slice(t,r):new 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f=u[d++];if(64!==f)break;if(a+="."+Te(f),d+=12,5!==u[d++])break;d=Ee(u,d);var c=u[d++],v=(248&c)>>3;31===v&&(v+=1+((7&c)<<3)+((224&u[d])>>5)),a+="."+v}break;case"hvc1":case"hev1":var g=ge(r,["hvcC"])[0],m=g[1],p=["","A","B","C"][m>>6],y=31&m,E=fe(g,2),T=(32&m)>>5?"H":"L",S=g[12],L=g.subarray(6,12);a+="."+p+y,a+="."+E.toString(16).toUpperCase(),a+="."+T+S;for(var R="",A=L.length;A--;){var b=L[A];(b||R)&&(R="."+b.toString(16).toUpperCase()+R)}a+=R;break;case"dvh1":case"dvhe":var D=ge(r,["dvcC"])[0],k=D[2]>>1&127,_=D[2]<<5&32|D[3]>>3&31;a+="."+Se(k)+"."+Se(_);break;case"vp09":var x=ge(r,["vpcC"])[0],w=x[4],C=x[5],I=x[6]>>4&15;a+="."+Se(w)+"."+Se(C)+"."+Se(I);break;case"av01":var P=ge(r,["av1C"])[0],F=P[1]>>>5,O=31&P[1],M=P[2]>>>7?"H":"M",N=(64&P[2])>>6,B=(32&P[2])>>5,U=2===F&&N?B?12:10:N?10:8,G=(16&P[2])>>4,H=(8&P[2])>>3,V=(4&P[2])>>2,K=3&P[2];a+="."+F+"."+Se(O)+M+"."+Se(U)+"."+G+"."+H+V+K+"."+Se(1)+"."+Se(1)+"."+Se(1)+".0"}return{codec:a,encrypted:n}}function Ee(e,t){for(var r=t+5;128&e[t++]&&t0;a||(i=ge(t,["encv"])),i.forEach((function(e){ge(a?e.subarray(28):e.subarray(78),["sinf"]).forEach((function(e){var t=function(e){var t=ge(e,["schm"])[0];if(t){var r=de(t.subarray(4,8));if("cbcs"===r||"cenc"===r)return ge(e,["schi","tenc"])[0]}return k.error("[eme] missing 'schm' box"),null}(e);if(t){var i=t.subarray(8,24);i.some((function(e){return 0!==e}))||(k.log("[eme] Patching keyId in 'enc"+(a?"a":"v")+">sinf>>tenc' box: "+se(i)+" -> "+se(r)),t.set(r,8))}}))}))})),e}function Re(e){var t=fe(e,0),r=8;1&t&&(r+=4),4&t&&(r+=4);for(var i=0,a=fe(e,4),n=0;n>1&63;return 39===r||40===r}return 6==(31&t)}function ke(e,t,r,i){var a=_e(e),n=0;n+=t;for(var s=0,o=0,l=0;n=a.length)break;s+=l=a[n++]}while(255===l);o=0;do{if(n>=a.length)break;o+=l=a[n++]}while(255===l);var u=a.length-n,d=n;if(ou){k.error("Malformed SEI payload. 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0!==r&&0!==r.indexOf("data:")||(r=t.url),r}var ut=function(){function e(e){this.hls=void 0,this.loaders=Object.create(null),this.variableList=null,this.hls=e,this.registerListeners()}var t=e.prototype;return t.startLoad=function(e){},t.stopLoad=function(){this.destroyInternalLoaders()},t.registerListeners=function(){var e=this.hls;e.on(E.MANIFEST_LOADING,this.onManifestLoading,this),e.on(E.LEVEL_LOADING,this.onLevelLoading,this),e.on(E.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.on(E.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},t.unregisterListeners=function(){var e=this.hls;e.off(E.MANIFEST_LOADING,this.onManifestLoading,this),e.off(E.LEVEL_LOADING,this.onLevelLoading,this),e.off(E.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.off(E.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},t.createInternalLoader=function(e){var t=this.hls.config,r=t.pLoader,i=t.loader,a=new(r||i)(t);return this.loaders[e.type]=a,a},t.getInternalLoader=function(e){return this.loaders[e.type]},t.resetInternalLoader=function(e){this.loaders[e]&&delete this.loaders[e]},t.destroyInternalLoaders=function(){for(var e in this.loaders){var t=this.loaders[e];t&&t.destroy(),this.resetInternalLoader(e)}},t.destroy=function(){this.variableList=null,this.unregisterListeners(),this.destroyInternalLoaders()},t.onManifestLoading=function(e,t){var r=t.url;this.variableList=null,this.load({id:null,level:0,responseType:"text",type:et,url:r,deliveryDirectives:null})},t.onLevelLoading=function(e,t){var r=t.id,i=t.level,a=t.pathwayId,n=t.url,s=t.deliveryDirectives;this.load({id:r,level:i,pathwayId:a,responseType:"text",type:tt,url:n,deliveryDirectives:s})},t.onAudioTrackLoading=function(e,t){var r=t.id,i=t.groupId,a=t.url,n=t.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:rt,url:a,deliveryDirectives:n})},t.onSubtitleTrackLoading=function(e,t){var r=t.id,i=t.groupId,a=t.url,n=t.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:it,url:a,deliveryDirectives:n})},t.load=function(e){var t,r,i,a=this,n=this.hls.config,s=this.getInternalLoader(e);if(s){var l=s.context;if(l&&l.url===e.url&&l.level===e.level)return void k.trace("[playlist-loader]: playlist request ongoing");k.log("[playlist-loader]: aborting previous loader for type: "+e.type),s.abort()}if(r=e.type===et?n.manifestLoadPolicy.default:o({},n.playlistLoadPolicy.default,{timeoutRetry:null,errorRetry:null}),s=this.createInternalLoader(e),m(null==(t=e.deliveryDirectives)?void 0:t.part)&&(e.type===tt&&null!==e.level?i=this.hls.levels[e.level].details:e.type===rt&&null!==e.id?i=this.hls.audioTracks[e.id].details:e.type===it&&null!==e.id&&(i=this.hls.subtitleTracks[e.id].details),i)){var u=i.partTarget,d=i.targetduration;if(u&&d){var h=1e3*Math.max(3*u,.8*d);r=o({},r,{maxTimeToFirstByteMs:Math.min(h,r.maxTimeToFirstByteMs),maxLoadTimeMs:Math.min(h,r.maxTimeToFirstByteMs)})}}var f=r.errorRetry||r.timeoutRetry||{},c={loadPolicy:r,timeout:r.maxLoadTimeMs,maxRetry:f.maxNumRetry||0,retryDelay:f.retryDelayMs||0,maxRetryDelay:f.maxRetryDelayMs||0},v={onSuccess:function(e,t,r,i){var n=a.getInternalLoader(r);a.resetInternalLoader(r.type);var s=e.data;0===s.indexOf("#EXTM3U")?(t.parsing.start=performance.now(),Ye.isMediaPlaylist(s)?a.handleTrackOrLevelPlaylist(e,t,r,i||null,n):a.handleMasterPlaylist(e,t,r,i)):a.handleManifestParsingError(e,r,new Error("no EXTM3U delimiter"),i||null,t)},onError:function(e,t,r,i){a.handleNetworkError(t,r,!1,e,i)},onTimeout:function(e,t,r){a.handleNetworkError(t,r,!0,void 0,e)}};s.load(e,c,v)},t.handleMasterPlaylist=function(e,t,r,i){var a=this.hls,n=e.data,s=lt(e,r),o=Ye.parseMasterPlaylist(n,s);if(o.playlistParsingError)this.handleManifestParsingError(e,r,o.playlistParsingError,i,t);else{var l=o.contentSteering,u=o.levels,d=o.sessionData,h=o.sessionKeys,f=o.startTimeOffset,c=o.variableList;this.variableList=c;var v=Ye.parseMasterPlaylistMedia(n,s,o),g=v.AUDIO,m=void 0===g?[]:g,p=v.SUBTITLES,y=v["CLOSED-CAPTIONS"];m.length&&(m.some((function(e){return!e.url}))||!u[0].audioCodec||u[0].attrs.AUDIO||(k.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),m.unshift({type:"main",name:"main",groupId:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new w({}),bitrate:0,url:""}))),a.trigger(E.MANIFEST_LOADED,{levels:u,audioTracks:m,subtitles:p,captions:y,contentSteering:l,url:s,stats:t,networkDetails:i,sessionData:d,sessionKeys:h,startTimeOffset:f,variableList:c})}},t.handleTrackOrLevelPlaylist=function(e,t,r,i,a){var n=this.hls,s=r.id,o=r.level,l=r.type,u=lt(e,r),d=m(o)?o:m(s)?s:0,h=ot(r),f=Ye.parseLevelPlaylist(e.data,u,d,h,0,this.variableList);if(l===et){var c={attrs:new w({}),bitrate:0,details:f,name:"",url:u};n.trigger(E.MANIFEST_LOADED,{levels:[c],audioTracks:[],url:u,stats:t,networkDetails:i,sessionData:null,sessionKeys:null,contentSteering:null,startTimeOffset:null,variableList:null})}t.parsing.end=performance.now(),r.levelDetails=f,this.handlePlaylistLoaded(f,e,t,r,i,a)},t.handleManifestParsingError=function(e,t,r,i,a){this.hls.trigger(E.ERROR,{type:T.NETWORK_ERROR,details:S.MANIFEST_PARSING_ERROR,fatal:t.type===et,url:e.url,err:r,error:r,reason:r.message,response:e,context:t,networkDetails:i,stats:a})},t.handleNetworkError=function(e,t,r,a,n){void 0===r&&(r=!1);var s="A network "+(r?"timeout":"error"+(a?" (status "+a.code+")":""))+" occurred while loading "+e.type;e.type===tt?s+=": "+e.level+" id: "+e.id:e.type!==rt&&e.type!==it||(s+=" id: "+e.id+' group-id: "'+e.groupId+'"');var o=new Error(s);k.warn("[playlist-loader]: "+s);var l=S.UNKNOWN,u=!1,d=this.getInternalLoader(e);switch(e.type){case et:l=r?S.MANIFEST_LOAD_TIMEOUT:S.MANIFEST_LOAD_ERROR,u=!0;break;case tt:l=r?S.LEVEL_LOAD_TIMEOUT:S.LEVEL_LOAD_ERROR,u=!1;break;case rt:l=r?S.AUDIO_TRACK_LOAD_TIMEOUT:S.AUDIO_TRACK_LOAD_ERROR,u=!1;break;case it:l=r?S.SUBTITLE_TRACK_LOAD_TIMEOUT:S.SUBTITLE_LOAD_ERROR,u=!1}d&&this.resetInternalLoader(e.type);var h={type:T.NETWORK_ERROR,details:l,fatal:u,url:e.url,loader:d,context:e,error:o,networkDetails:t,stats:n};if(a){var f=(null==t?void 0:t.url)||e.url;h.response=i({url:f,data:void 0},a)}this.hls.trigger(E.ERROR,h)},t.handlePlaylistLoaded=function(e,t,r,i,a,n){var s=this.hls,o=i.type,l=i.level,u=i.id,d=i.groupId,h=i.deliveryDirectives,f=lt(t,i),c=ot(i),v="number"==typeof i.level&&c===at?l:void 0;if(e.fragments.length){e.targetduration||(e.playlistParsingError=new Error("Missing Target Duration"));var g=e.playlistParsingError;if(g)s.trigger(E.ERROR,{type:T.NETWORK_ERROR,details:S.LEVEL_PARSING_ERROR,fatal:!1,url:f,error:g,reason:g.message,response:t,context:i,level:v,parent:c,networkDetails:a,stats:r});else switch(e.live&&n&&(n.getCacheAge&&(e.ageHeader=n.getCacheAge()||0),n.getCacheAge&&!isNaN(e.ageHeader)||(e.ageHeader=0)),o){case et:case tt:s.trigger(E.LEVEL_LOADED,{details:e,level:v||0,id:u||0,stats:r,networkDetails:a,deliveryDirectives:h});break;case rt:s.trigger(E.AUDIO_TRACK_LOADED,{details:e,id:u||0,groupId:d||"",stats:r,networkDetails:a,deliveryDirectives:h});break;case it:s.trigger(E.SUBTITLE_TRACK_LOADED,{details:e,id:u||0,groupId:d||"",stats:r,networkDetails:a,deliveryDirectives:h})}}else{var m=new Error("No Segments found in Playlist");s.trigger(E.ERROR,{type:T.NETWORK_ERROR,details:S.LEVEL_EMPTY_ERROR,fatal:!1,url:f,error:m,reason:m.message,response:t,context:i,level:v,parent:c,networkDetails:a,stats:r})}},e}();function dt(e,t){var r;try{r=new Event("addtrack")}catch(e){(r=document.createEvent("Event")).initEvent("addtrack",!1,!1)}r.track=e,t.dispatchEvent(r)}function ht(e,t,r,i){var a=e.mode;if("disabled"===a&&(e.mode="hidden"),e.cues&&e.cues.length>0)for(var n=function(e,t,r){var i=[],a=function(e,t){if(te[r].endTime)return-1;for(var i=0,a=r;i<=a;){var n=Math.floor((a+i)/2);if(te[n].startTime&&i-1)for(var n=a,s=e.length;n=t&&o.endTime<=r)i.push(o);else if(o.startTime>r)return i}return i}(e.cues,t,r),s=0;spt&&(h=pt),h-d<=0&&(h=d+.25);for(var f=0;ft.startDate&&(!e||t.startDate.05&&this.forwardBufferLength>1){var l=Math.min(2,Math.max(1,n)),u=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;e.playbackRate=Math.min(l,Math.max(1,u))}else 1!==e.playbackRate&&0!==e.playbackRate&&(e.playbackRate=1)}}}}},t.estimateLiveEdge=function(){var e=this.levelDetails;return null===e?null:e.edge+e.age},t.computeLatency=function(){var e=this.estimateLiveEdge();return null===e?null:e-this.currentTime},s(e,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var e=this.config,t=this.levelDetails;return void 0!==e.liveMaxLatencyDuration?e.liveMaxLatencyDuration:t?e.liveMaxLatencyDurationCount*t.targetduration:0}},{key:"targetLatency",get:function(){var e=this.levelDetails;if(null===e)return null;var t=e.holdBack,r=e.partHoldBack,i=e.targetduration,a=this.config,n=a.liveSyncDuration,s=a.liveSyncDurationCount,o=a.lowLatencyMode,l=this.hls.userConfig,u=o&&r||t;(l.liveSyncDuration||l.liveSyncDurationCount||0===u)&&(u=void 0!==n?n:s*i);var d=i;return u+Math.min(1*this.stallCount,d)}},{key:"liveSyncPosition",get:function(){var e=this.estimateLiveEdge(),t=this.targetLatency,r=this.levelDetails;if(null===e||null===t||null===r)return null;var i=r.edge,a=e-t-this.edgeStalled,n=i-r.totalduration,s=i-(this.config.lowLatencyMode&&r.partTarget||r.targetduration);return Math.min(Math.max(n,a),s)}},{key:"drift",get:function(){var e=this.levelDetails;return null===e?1:e.drift}},{key:"edgeStalled",get:function(){var e=this.levelDetails;if(null===e)return 0;var t=3*(this.config.lowLatencyMode&&e.partTarget||e.targetduration);return Math.max(e.age-t,0)}},{key:"forwardBufferLength",get:function(){var e=this.media,t=this.levelDetails;if(!e||!t)return 0;var r=e.buffered.length;return(r?e.buffered.end(r-1):t.edge)-this.currentTime}}]),e}(),St=["NONE","TYPE-0","TYPE-1",null],Lt=["SDR","PQ","HLG"],Rt="",At="YES",bt="v2",Dt=function(){function e(e,t,r){this.msn=void 0,this.part=void 0,this.skip=void 0,this.msn=e,this.part=t,this.skip=r}return e.prototype.addDirectives=function(e){var t=new self.URL(e);return void 0!==this.msn&&t.searchParams.set("_HLS_msn",this.msn.toString()),void 0!==this.part&&t.searchParams.set("_HLS_part",this.part.toString()),this.skip&&t.searchParams.set("_HLS_skip",this.skip),t.href},e}(),kt=function(){function e(e){this._attrs=void 0,this.audioCodec=void 0,this.bitrate=void 0,this.codecSet=void 0,this.url=void 0,this.frameRate=void 0,this.height=void 0,this.id=void 0,this.name=void 0,this.videoCodec=void 0,this.width=void 0,this.details=void 0,this.fragmentError=0,this.loadError=0,this.loaded=void 0,this.realBitrate=0,this.supportedPromise=void 0,this.supportedResult=void 0,this._avgBitrate=0,this._audioGroups=void 0,this._subtitleGroups=void 0,this._urlId=0,this.url=[e.url],this._attrs=[e.attrs],this.bitrate=e.bitrate,e.details&&(this.details=e.details),this.id=e.id||0,this.name=e.name,this.width=e.width||0,this.height=e.height||0,this.frameRate=e.attrs.optionalFloat("FRAME-RATE",0),this._avgBitrate=e.attrs.decimalInteger("AVERAGE-BANDWIDTH"),this.audioCodec=e.audioCodec,this.videoCodec=e.videoCodec,this.codecSet=[e.videoCodec,e.audioCodec].filter((function(e){return!!e})).map((function(e){return e.substring(0,4)})).join(","),this.addGroupId("audio",e.attrs.AUDIO),this.addGroupId("text",e.attrs.SUBTITLES)}var t=e.prototype;return t.hasAudioGroup=function(e){return _t(this._audioGroups,e)},t.hasSubtitleGroup=function(e){return _t(this._subtitleGroups,e)},t.addGroupId=function(e,t){if(t)if("audio"===e){var r=this._audioGroups;r||(r=this._audioGroups=[]),-1===r.indexOf(t)&&r.push(t)}else if("text"===e){var i=this._subtitleGroups;i||(i=this._subtitleGroups=[]),-1===i.indexOf(t)&&i.push(t)}},t.addFallback=function(){},s(e,[{key:"maxBitrate",get:function(){return Math.max(this.realBitrate,this.bitrate)}},{key:"averageBitrate",get:function(){return this._avgBitrate||this.realBitrate||this.bitrate}},{key:"attrs",get:function(){return this._attrs[0]}},{key:"codecs",get:function(){return this.attrs.CODECS||""}},{key:"pathwayId",get:function(){return this.attrs["PATHWAY-ID"]||"."}},{key:"videoRange",get:function(){return this.attrs["VIDEO-RANGE"]||"SDR"}},{key:"score",get:function(){return this.attrs.optionalFloat("SCORE",0)}},{key:"uri",get:function(){return this.url[0]||""}},{key:"audioGroups",get:function(){return this._audioGroups}},{key:"subtitleGroups",get:function(){return this._subtitleGroups}},{key:"urlId",get:function(){return 0},set:function(e){}},{key:"audioGroupIds",get:function(){return this.audioGroups?[this.audioGroupId]:void 0}},{key:"textGroupIds",get:function(){return this.subtitleGroups?[this.textGroupId]:void 0}},{key:"audioGroupId",get:function(){var e;return null==(e=this.audioGroups)?void 0:e[0]}},{key:"textGroupId",get:function(){var e;return null==(e=this.subtitleGroups)?void 0:e[0]}}]),e}();function _t(e,t){return!(!t||!e)&&-1!==e.indexOf(t)}function xt(e,t){var r=t.startPTS;if(m(r)){var i,a=0;t.sn>e.sn?(a=r-e.start,i=e):(a=e.start-r,i=t),i.duration!==a&&(i.duration=a)}else t.sn>e.sn?e.cc===t.cc&&e.minEndPTS?t.start=e.start+(e.minEndPTS-e.start):t.start=e.start+e.duration:t.start=Math.max(e.start-t.duration,0)}function wt(e,t,r,i,a,n){i-r<=0&&(k.warn("Fragment should have a positive duration",t),i=r+t.duration,n=a+t.duration);var s=r,o=i,l=t.startPTS,u=t.endPTS;if(m(l)){var d=Math.abs(l-r);m(t.deltaPTS)?t.deltaPTS=Math.max(d,t.deltaPTS):t.deltaPTS=d,s=Math.max(r,l),r=Math.min(r,l),a=Math.min(a,t.startDTS),o=Math.min(i,u),i=Math.max(i,u),n=Math.max(n,t.endDTS)}var h=r-t.start;0!==t.start&&(t.start=r),t.duration=i-t.start,t.startPTS=r,t.maxStartPTS=s,t.startDTS=a,t.endPTS=i,t.minEndPTS=o,t.endDTS=n;var f,c=t.sn;if(!e||ce.endSN)return 0;var v=c-e.startSN,g=e.fragments;for(g[v]=t,f=v;f>0;f--)xt(g[f],g[f-1]);for(f=v;f=0;a--){var n=i[a].initSegment;if(n){r=n;break}}e.fragmentHint&&delete e.fragmentHint.endPTS;var s,l,u,d,h,f=0;if(function(e,t,r){for(var i=t.skippedSegments,a=Math.max(e.startSN,t.startSN)-t.startSN,n=(e.fragmentHint?1:0)+(i?t.endSN:Math.min(e.endSN,t.endSN))-t.startSN,s=t.startSN-e.startSN,o=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,l=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,u=a;u<=n;u++){var d=l[s+u],h=o[u];i&&!h&&u=i.length||function(e,t){if(t){for(var r=e.fragments,i=e.skippedSegments;i499)}(a)||!!r);return e.shouldRetry?e.shouldRetry(e,t,r,i,n):n}var Ht=function(e,t){for(var r=0,i=e.length-1,a=null,n=null;r<=i;){var s=t(n=e[a=(r+i)/2|0]);if(s>0)r=a+1;else{if(!(s<0))return n;i=a-1}}return null};function Vt(e,t,r,i){void 0===r&&(r=0),void 0===i&&(i=0);var a=null;if(e){a=t[e.sn-t[0].sn+1]||null;var n=e.endDTS-r;n>0&&n<15e-7&&(r+=15e-7)}else 0===r&&0===t[0].start&&(a=t[0]);if(a&&(!e||e.level===a.level)&&0===Kt(r,i,a))return a;var s=Ht(t,Kt.bind(null,r,i));return!s||s===e&&a?a:s}function Kt(e,t,r){if(void 0===e&&(e=0),void 0===t&&(t=0),r.start<=e&&r.start+r.duration>e)return 0;var i=Math.min(t,r.duration+(r.deltaPTS?r.deltaPTS:0));return r.start+r.duration-i<=e?1:r.start-i>e&&r.start?-1:0}function jt(e,t,r){var i=1e3*Math.min(t,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>e}var Wt=0,Yt=2,qt=3,zt=5,Xt=0,Qt=1,Jt=2,$t=function(){function e(e){this.hls=void 0,this.playlistError=0,this.penalizedRenditions={},this.log=void 0,this.warn=void 0,this.error=void 0,this.hls=e,this.log=k.log.bind(k,"[info]:"),this.warn=k.warn.bind(k,"[warning]:"),this.error=k.error.bind(k,"[error]:"),this.registerListeners()}var t=e.prototype;return t.registerListeners=function(){var e=this.hls;e.on(E.ERROR,this.onError,this),e.on(E.MANIFEST_LOADING,this.onManifestLoading,this),e.on(E.LEVEL_UPDATED,this.onLevelUpdated,this)},t.unregisterListeners=function(){var e=this.hls;e&&(e.off(E.ERROR,this.onError,this),e.off(E.ERROR,this.onErrorOut,this),e.off(E.MANIFEST_LOADING,this.onManifestLoading,this),e.off(E.LEVEL_UPDATED,this.onLevelUpdated,this))},t.destroy=function(){this.unregisterListeners(),this.hls=null,this.penalizedRenditions={}},t.startLoad=function(e){},t.stopLoad=function(){this.playlistError=0},t.getVariantLevelIndex=function(e){return(null==e?void 0:e.type)===at?e.level:this.hls.loadLevel},t.onManifestLoading=function(){this.playlistError=0,this.penalizedRenditions={}},t.onLevelUpdated=function(){this.playlistError=0},t.onError=function(e,t){var r,i;if(!t.fatal){var a=this.hls,n=t.context;switch(t.details){case S.FRAG_LOAD_ERROR:case S.FRAG_LOAD_TIMEOUT:case S.KEY_LOAD_ERROR:case S.KEY_LOAD_TIMEOUT:return void(t.errorAction=this.getFragRetryOrSwitchAction(t));case S.FRAG_PARSING_ERROR:if(null!=(r=t.frag)&&r.gap)return void(t.errorAction={action:Wt,flags:Xt});case S.FRAG_GAP:case S.FRAG_DECRYPT_ERROR:return t.errorAction=this.getFragRetryOrSwitchAction(t),void(t.errorAction.action=Yt);case S.LEVEL_EMPTY_ERROR:case S.LEVEL_PARSING_ERROR:var s,o,l=t.parent===at?t.level:a.loadLevel;return void(t.details===S.LEVEL_EMPTY_ERROR&&null!=(s=t.context)&&null!=(o=s.levelDetails)&&o.live?t.errorAction=this.getPlaylistRetryOrSwitchAction(t,l):(t.levelRetry=!1,t.errorAction=this.getLevelSwitchAction(t,l)));case S.LEVEL_LOAD_ERROR:case S.LEVEL_LOAD_TIMEOUT:return void("number"==typeof(null==n?void 0:n.level)&&(t.errorAction=this.getPlaylistRetryOrSwitchAction(t,n.level)));case S.AUDIO_TRACK_LOAD_ERROR:case S.AUDIO_TRACK_LOAD_TIMEOUT:case S.SUBTITLE_LOAD_ERROR:case S.SUBTITLE_TRACK_LOAD_TIMEOUT:if(n){var u=a.levels[a.loadLevel];if(u&&(n.type===rt&&u.hasAudioGroup(n.groupId)||n.type===it&&u.hasSubtitleGroup(n.groupId)))return t.errorAction=this.getPlaylistRetryOrSwitchAction(t,a.loadLevel),t.errorAction.action=Yt,void(t.errorAction.flags=Qt)}return;case S.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:var d=a.levels[a.loadLevel],h=null==d?void 0:d.attrs["HDCP-LEVEL"];return void(h?t.errorAction={action:Yt,flags:Jt,hdcpLevel:h}:this.keySystemError(t));case S.BUFFER_ADD_CODEC_ERROR:case S.REMUX_ALLOC_ERROR:case S.BUFFER_APPEND_ERROR:return void(t.errorAction=this.getLevelSwitchAction(t,null!=(i=t.level)?i:a.loadLevel));case S.INTERNAL_EXCEPTION:case S.BUFFER_APPENDING_ERROR:case S.BUFFER_FULL_ERROR:case S.LEVEL_SWITCH_ERROR:case S.BUFFER_STALLED_ERROR:case S.BUFFER_SEEK_OVER_HOLE:case S.BUFFER_NUDGE_ON_STALL:return void(t.errorAction={action:Wt,flags:Xt})}t.type===T.KEY_SYSTEM_ERROR&&this.keySystemError(t)}},t.keySystemError=function(e){var t=this.getVariantLevelIndex(e.frag);e.levelRetry=!1,e.errorAction=this.getLevelSwitchAction(e,t)},t.getPlaylistRetryOrSwitchAction=function(e,t){var r=Nt(this.hls.config.playlistLoadPolicy,e),i=this.playlistError++;if(Gt(r,i,Mt(e),e.response))return{action:zt,flags:Xt,retryConfig:r,retryCount:i};var a=this.getLevelSwitchAction(e,t);return r&&(a.retryConfig=r,a.retryCount=i),a},t.getFragRetryOrSwitchAction=function(e){var t=this.hls,r=this.getVariantLevelIndex(e.frag),i=t.levels[r],a=t.config,n=a.fragLoadPolicy,s=a.keyLoadPolicy,o=Nt(e.details.startsWith("key")?s:n,e),l=t.levels.reduce((function(e,t){return e+t.fragmentError}),0);if(i&&(e.details!==S.FRAG_GAP&&i.fragmentError++,Gt(o,l,Mt(e),e.response)))return{action:zt,flags:Xt,retryConfig:o,retryCount:l};var u=this.getLevelSwitchAction(e,r);return o&&(u.retryConfig=o,u.retryCount=l),u},t.getLevelSwitchAction=function(e,t){var r=this.hls;null==t&&(t=r.loadLevel);var i=this.hls.levels[t];if(i){var a,n,s=e.details;i.loadError++,s===S.BUFFER_APPEND_ERROR&&i.fragmentError++;var o=-1,l=r.levels,u=r.loadLevel,d=r.minAutoLevel,h=r.maxAutoLevel;r.autoLevelEnabled||(r.loadLevel=-1);for(var f,c=null==(a=e.frag)?void 0:a.type,v=(c===nt&&s===S.FRAG_PARSING_ERROR||"audio"===e.sourceBufferName&&(s===S.BUFFER_ADD_CODEC_ERROR||s===S.BUFFER_APPEND_ERROR))&&l.some((function(e){var t=e.audioCodec;return i.audioCodec!==t})),g="video"===e.sourceBufferName&&(s===S.BUFFER_ADD_CODEC_ERROR||s===S.BUFFER_APPEND_ERROR)&&l.some((function(e){var t=e.codecSet,r=e.audioCodec;return i.codecSet!==t&&i.audioCodec===r})),m=null!=(n=e.context)?n:{},p=m.type,y=m.groupId,E=function(){var t=(T+u)%l.length;if(t!==u&&t>=d&&t<=h&&0===l[t].loadError){var r,a,n=l[t];if(s===S.FRAG_GAP&&e.frag){var f=l[t].details;if(f){var m=Vt(e.frag,f.fragments,e.frag.start);if(null!=m&&m.gap)return 0}}else{if(p===rt&&n.hasAudioGroup(y)||p===it&&n.hasSubtitleGroup(y))return 0;if(c===nt&&null!=(r=i.audioGroups)&&r.some((function(e){return n.hasAudioGroup(e)}))||c===st&&null!=(a=i.subtitleGroups)&&a.some((function(e){return n.hasSubtitleGroup(e)}))||v&&i.audioCodec===n.audioCodec||!v&&i.audioCodec!==n.audioCodec||g&&i.codecSet===n.codecSet)return 0}return o=t,1}},T=l.length;T--&&(0===(f=E())||1!==f););if(o>-1&&r.loadLevel!==o)return e.levelRetry=!0,this.playlistError=0,{action:Yt,flags:Xt,nextAutoLevel:o}}return{action:Yt,flags:Qt}},t.onErrorOut=function(e,t){var r;switch(null==(r=t.errorAction)?void 0:r.action){case Wt:break;case Yt:this.sendAlternateToPenaltyBox(t),t.errorAction.resolved||t.details===S.FRAG_GAP?/MediaSource readyState: ended/.test(t.error.message)&&(this.warn('MediaSource ended after "'+t.sourceBufferName+'" sourceBuffer append error. Attempting to recover from media error.'),this.hls.recoverMediaError()):t.fatal=!0}t.fatal&&this.hls.stopLoad()},t.sendAlternateToPenaltyBox=function(e){var t=this.hls,r=e.errorAction;if(r){var i=r.flags,a=r.hdcpLevel,n=r.nextAutoLevel;switch(i){case Xt:this.switchLevel(e,n);break;case Jt:a&&(t.maxHdcpLevel=St[St.indexOf(a)-1],r.resolved=!0),this.warn('Restricting playback to HDCP-LEVEL of "'+t.maxHdcpLevel+'" or lower')}r.resolved||this.switchLevel(e,n)}},t.switchLevel=function(e,t){void 0!==t&&e.errorAction&&(this.warn("switching to level "+t+" after "+e.details),this.hls.nextAutoLevel=t,e.errorAction.resolved=!0,this.hls.nextLoadLevel=this.hls.nextAutoLevel)},e}(),Zt=function(){function e(e,t){this.hls=void 0,this.timer=-1,this.requestScheduled=-1,this.canLoad=!1,this.log=void 0,this.warn=void 0,this.log=k.log.bind(k,t+":"),this.warn=k.warn.bind(k,t+":"),this.hls=e}var t=e.prototype;return t.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},t.clearTimer=function(){-1!==this.timer&&(self.clearTimeout(this.timer),this.timer=-1)},t.startLoad=function(){this.canLoad=!0,this.requestScheduled=-1,this.loadPlaylist()},t.stopLoad=function(){this.canLoad=!1,this.clearTimer()},t.switchParams=function(e,t){var r=null==t?void 0:t.renditionReports;if(r){for(var i=-1,a=0;a=0&&d>t.partTarget&&(u+=1)}return new Dt(l,u>=0?u:void 0,Rt)}}},t.loadPlaylist=function(e){-1===this.requestScheduled&&(this.requestScheduled=self.performance.now())},t.shouldLoadPlaylist=function(e){return this.canLoad&&!!e&&!!e.url&&(!e.details||e.details.live)},t.shouldReloadPlaylist=function(e){return-1===this.timer&&-1===this.requestScheduled&&this.shouldLoadPlaylist(e)},t.playlistLoaded=function(e,t,r){var i=this,a=t.details,n=t.stats,s=self.performance.now(),o=n.loading.first?Math.max(0,s-n.loading.first):0;if(a.advancedDateTime=Date.now()-o,a.live||null!=r&&r.live){if(a.reloaded(r),r&&this.log("live playlist "+e+" "+(a.advanced?"REFRESHED "+a.lastPartSn+"-"+a.lastPartIndex:a.updated?"UPDATED":"MISSED")),r&&a.fragments.length>0&&Ct(r,a),!this.canLoad||!a.live)return;var l,u=void 0,d=void 0;if(a.canBlockReload&&a.endSN&&a.advanced){var h=this.hls.config.lowLatencyMode,f=a.lastPartSn,c=a.endSN,v=a.lastPartIndex,g=f===c;-1!==v?(u=g?c+1:f,d=g?h?0:v:v+1):u=c+1;var m=a.age,p=m+a.ageHeader,y=Math.min(p-a.partTarget,1.5*a.targetduration);if(y>0){if(r&&y>r.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+r.tuneInGoal+" to: "+y+" with playlist age: "+a.age),y=0;else{var E=Math.floor(y/a.targetduration);u+=E,void 0!==d&&(d+=Math.round(y%a.targetduration/a.partTarget)),this.log("CDN Tune-in age: "+a.ageHeader+"s last advanced "+m.toFixed(2)+"s goal: "+y+" skip sn "+E+" to part "+d)}a.tuneInGoal=y}if(l=this.getDeliveryDirectives(a,t.deliveryDirectives,u,d),h||!g)return void this.loadPlaylist(l)}else(a.canBlockReload||a.canSkipUntil)&&(l=this.getDeliveryDirectives(a,t.deliveryDirectives,u,d));var T=this.hls.mainForwardBufferInfo,S=T?T.end-T.len:0,L=function(e,t){void 0===t&&(t=1/0);var r=1e3*e.targetduration;if(e.updated){var i=e.fragments;if(i.length&&4*r>t){var a=1e3*i[i.length-1].duration;athis.requestScheduled+L&&(this.requestScheduled=n.loading.start),void 0!==u&&a.canBlockReload?this.requestScheduled=n.loading.first+L-(1e3*a.partTarget||1e3):-1===this.requestScheduled||this.requestScheduled+L=u.maxNumRetry)return!1;if(i&&null!=(h=e.context)&&h.deliveryDirectives)this.warn("Retrying playlist loading "+(l+1)+"/"+u.maxNumRetry+' after "'+r+'" without delivery-directives'),this.loadPlaylist();else{var f=Bt(u,l);this.timer=self.setTimeout((function(){return t.loadPlaylist()}),f),this.warn("Retrying playlist loading "+(l+1)+"/"+u.maxNumRetry+' after "'+r+'" in '+f+"ms")}e.levelRetry=!0,a.resolved=!0}return d},e}(),er=function(){function e(e,t,r){void 0===t&&(t=0),void 0===r&&(r=0),this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=e,this.alpha_=e?Math.exp(Math.log(.5)/e):0,this.estimate_=t,this.totalWeight_=r}var t=e.prototype;return t.sample=function(e,t){var r=Math.pow(this.alpha_,e);this.estimate_=t*(1-r)+r*this.estimate_,this.totalWeight_+=e},t.getTotalWeight=function(){return this.totalWeight_},t.getEstimate=function(){if(this.alpha_){var e=1-Math.pow(this.alpha_,this.totalWeight_);if(e)return this.estimate_/e}return this.estimate_},e}(),tr=function(){function e(e,t,r,i){void 0===i&&(i=100),this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultTTFB_=void 0,this.ttfb_=void 0,this.defaultEstimate_=r,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new er(e),this.fast_=new er(t),this.defaultTTFB_=i,this.ttfb_=new er(e)}var t=e.prototype;return t.update=function(e,t){var r=this.slow_,i=this.fast_,a=this.ttfb_;r.halfLife!==e&&(this.slow_=new er(e,r.getEstimate(),r.getTotalWeight())),i.halfLife!==t&&(this.fast_=new er(t,i.getEstimate(),i.getTotalWeight())),a.halfLife!==e&&(this.ttfb_=new er(e,a.getEstimate(),a.getTotalWeight()))},t.sample=function(e,t){var r=(e=Math.max(e,this.minDelayMs_))/1e3,i=8*t/r;this.fast_.sample(r,i),this.slow_.sample(r,i)},t.sampleTTFB=function(e){var t=e/1e3,r=Math.sqrt(2)*Math.exp(-Math.pow(t,2)/2);this.ttfb_.sample(r,Math.max(e,5))},t.canEstimate=function(){return this.fast_.getTotalWeight()>=this.minWeight_},t.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},t.getEstimateTTFB=function(){return this.ttfb_.getTotalWeight()>=this.minWeight_?this.ttfb_.getEstimate():this.defaultTTFB_},t.destroy=function(){},e}();function rr(e,t){var r=!1,i=[];return e&&(r="SDR"!==e,i=[e]),t&&(i=t.allowedVideoRanges||Lt.slice(0),i=(r=void 0!==t.preferHDR?t.preferHDR:function(){if("function"==typeof matchMedia){var e=matchMedia("(dynamic-range: high)"),t=matchMedia("bad query");if(e.media!==t.media)return!0===e.matches}return!1}())?i.filter((function(e){return"SDR"!==e})):["SDR"]),{preferHDR:r,allowedVideoRanges:i}}function ir(e,t){k.log('[abr] start candidates with "'+e+'" ignored because '+t)}var ar=function(){function e(e){var t=this;this.hls=void 0,this.lastLevelLoadSec=0,this.lastLoadedFragLevel=-1,this.firstSelection=-1,this._nextAutoLevel=-1,this.nextAutoLevelKey="",this.audioTracksByGroup=null,this.codecTiers=null,this.timer=-1,this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this._abandonRulesCheck=function(){var e=t.fragCurrent,r=t.partCurrent,i=t.hls,a=i.autoLevelEnabled,n=i.media;if(e&&n){var s=performance.now(),o=r?r.stats:e.stats,l=r?r.duration:e.duration,u=s-o.loading.start,d=i.minAutoLevel;if(o.aborted||o.loaded&&o.loaded===o.total||e.level<=d)return t.clearTimer(),void(t._nextAutoLevel=-1);if(a&&!n.paused&&n.playbackRate&&n.readyState){var h=i.mainForwardBufferInfo;if(null!==h){var f=t.bwEstimator.getEstimateTTFB(),c=Math.abs(n.playbackRate);if(!(u<=Math.max(f,l/(2*c)*1e3))){var v=h.len/c,g=o.loading.first?o.loading.first-o.loading.start:-1,p=o.loaded&&g>-1,y=t.getBwEstimate(),T=i.levels,S=T[e.level],L=o.total||Math.max(o.loaded,Math.round(l*S.maxBitrate/8)),R=p?u-g:u;R<1&&p&&(R=Math.min(u,8*o.loaded/y));var A=p?1e3*o.loaded/R:0,b=A?(L-o.loaded)/A:8*L/y+f/1e3;if(!(b<=v)){var D,_=A?8*A:y,x=Number.POSITIVE_INFINITY;for(D=e.level-1;D>d;D--){var w=T[D].maxBitrate;if((x=t.getTimeToLoadFrag(f/1e3,_,l*w,!T[D].details))=b||x>10*l)){i.nextLoadLevel=i.nextAutoLevel=D,p?t.bwEstimator.sample(u-Math.min(f,g),o.loaded):t.bwEstimator.sampleTTFB(u);var C=T[D].bitrate;t.getBwEstimate()*t.hls.config.abrBandWidthUpFactor>C&&t.resetEstimator(C),t.clearTimer(),k.warn("[abr] Fragment "+e.sn+(r?" part "+r.index:"")+" of level "+e.level+" is loading too slowly;\n Time to underbuffer: "+v.toFixed(3)+" s\n Estimated load time for current fragment: "+b.toFixed(3)+" s\n Estimated load time for down switch fragment: "+x.toFixed(3)+" s\n TTFB estimate: "+(0|g)+" ms\n Current BW estimate: "+(m(y)?0|y:"Unknown")+" bps\n New BW estimate: "+(0|t.getBwEstimate())+" bps\n Switching to level "+D+" @ "+(0|C)+" bps"),i.trigger(E.FRAG_LOAD_EMERGENCY_ABORTED,{frag:e,part:r,stats:o})}}}}}}},this.hls=e,this.bwEstimator=this.initEstimator(),this.registerListeners()}var t=e.prototype;return t.resetEstimator=function(e){e&&(k.log("setting initial bwe to "+e),this.hls.config.abrEwmaDefaultEstimate=e),this.firstSelection=-1,this.bwEstimator=this.initEstimator()},t.initEstimator=function(){var e=this.hls.config;return new tr(e.abrEwmaSlowVoD,e.abrEwmaFastVoD,e.abrEwmaDefaultEstimate)},t.registerListeners=function(){var e=this.hls;e.on(E.MANIFEST_LOADING,this.onManifestLoading,this),e.on(E.FRAG_LOADING,this.onFragLoading,this),e.on(E.FRAG_LOADED,this.onFragLoaded,this),e.on(E.FRAG_BUFFERED,this.onFragBuffered,this),e.on(E.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(E.LEVEL_LOADED,this.onLevelLoaded,this),e.on(E.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(E.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),e.on(E.ERROR,this.onError,this)},t.unregisterListeners=function(){var e=this.hls;e&&(e.off(E.MANIFEST_LOADING,this.onManifestLoading,this),e.off(E.FRAG_LOADING,this.onFragLoading,this),e.off(E.FRAG_LOADED,this.onFragLoaded,this),e.off(E.FRAG_BUFFERED,this.onFragBuffered,this),e.off(E.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(E.LEVEL_LOADED,this.onLevelLoaded,this),e.off(E.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(E.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),e.off(E.ERROR,this.onError,this))},t.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this._abandonRulesCheck=null,this.fragCurrent=this.partCurrent=null},t.onManifestLoading=function(e,t){this.lastLoadedFragLevel=-1,this.firstSelection=-1,this.lastLevelLoadSec=0,this.fragCurrent=this.partCurrent=null,this.onLevelsUpdated(),this.clearTimer()},t.onLevelsUpdated=function(){this.lastLoadedFragLevel>-1&&this.fragCurrent&&(this.lastLoadedFragLevel=this.fragCurrent.level),this._nextAutoLevel=-1,this.onMaxAutoLevelUpdated(),this.codecTiers=null,this.audioTracksByGroup=null},t.onMaxAutoLevelUpdated=function(){this.firstSelection=-1,this.nextAutoLevelKey=""},t.onFragLoading=function(e,t){var r,i=t.frag;this.ignoreFragment(i)||(i.bitrateTest||(this.fragCurrent=i,this.partCurrent=null!=(r=t.part)?r:null),this.clearTimer(),this.timer=self.setInterval(this._abandonRulesCheck,100))},t.onLevelSwitching=function(e,t){this.clearTimer()},t.onError=function(e,t){if(!t.fatal)switch(t.details){case S.BUFFER_ADD_CODEC_ERROR:case S.BUFFER_APPEND_ERROR:this.lastLoadedFragLevel=-1,this.firstSelection=-1;break;case S.FRAG_LOAD_TIMEOUT:var r=t.frag,i=this.fragCurrent,a=this.partCurrent;if(r&&i&&r.sn===i.sn&&r.level===i.level){var n=performance.now(),s=a?a.stats:r.stats,o=n-s.loading.start,l=s.loading.first?s.loading.first-s.loading.start:-1;if(s.loaded&&l>-1){var u=this.bwEstimator.getEstimateTTFB();this.bwEstimator.sample(o-Math.min(u,l),s.loaded)}else this.bwEstimator.sampleTTFB(o)}}},t.getTimeToLoadFrag=function(e,t,r,i){return e+r/t+(i?this.lastLevelLoadSec:0)},t.onLevelLoaded=function(e,t){var r=this.hls.config,i=t.stats.loading,a=i.end-i.start;m(a)&&(this.lastLevelLoadSec=a/1e3),t.details.live?this.bwEstimator.update(r.abrEwmaSlowLive,r.abrEwmaFastLive):this.bwEstimator.update(r.abrEwmaSlowVoD,r.abrEwmaFastVoD)},t.onFragLoaded=function(e,t){var r=t.frag,i=t.part,a=i?i.stats:r.stats;if(r.type===at&&this.bwEstimator.sampleTTFB(a.loading.first-a.loading.start),!this.ignoreFragment(r)){if(this.clearTimer(),r.level===this._nextAutoLevel&&(this._nextAutoLevel=-1),this.firstSelection=-1,this.hls.config.abrMaxWithRealBitrate){var n=i?i.duration:r.duration,s=this.hls.levels[r.level],o=(s.loaded?s.loaded.bytes:0)+a.loaded,l=(s.loaded?s.loaded.duration:0)+n;s.loaded={bytes:o,duration:l},s.realBitrate=Math.round(8*o/l)}if(r.bitrateTest){var u={stats:a,frag:r,part:i,id:r.type};this.onFragBuffered(E.FRAG_BUFFERED,u),r.bitrateTest=!1}else this.lastLoadedFragLevel=r.level}},t.onFragBuffered=function(e,t){var r=t.frag,i=t.part,a=null!=i&&i.stats.loaded?i.stats:r.stats;if(!a.aborted&&!this.ignoreFragment(r)){var n=a.parsing.end-a.loading.start-Math.min(a.loading.first-a.loading.start,this.bwEstimator.getEstimateTTFB());this.bwEstimator.sample(n,a.loaded),a.bwEstimate=this.getBwEstimate(),r.bitrateTest?this.bitrateTestDelay=n/1e3:this.bitrateTestDelay=0}},t.ignoreFragment=function(e){return e.type!==at||"initSegment"===e.sn},t.clearTimer=function(){this.timer>-1&&(self.clearInterval(this.timer),this.timer=-1)},t.getAutoLevelKey=function(){var e;return this.getBwEstimate()+"_"+(null==(e=this.hls.mainForwardBufferInfo)?void 0:e.len)},t.getNextABRAutoLevel=function(){var e=this.fragCurrent,t=this.partCurrent,r=this.hls,i=r.maxAutoLevel,a=r.config,n=r.minAutoLevel,s=r.media,o=t?t.duration:e?e.duration:0,l=s&&0!==s.playbackRate?Math.abs(s.playbackRate):1,u=this.getBwEstimate(),d=r.mainForwardBufferInfo,h=(d?d.len:0)/l,f=a.abrBandWidthFactor,c=a.abrBandWidthUpFactor;if(h){var v=this.findBestLevel(u,n,i,h,0,f,c);if(v>=0)return v}var g=o?Math.min(o,a.maxStarvationDelay):a.maxStarvationDelay;if(!h){var m=this.bitrateTestDelay;m&&(g=(o?Math.min(o,a.maxLoadingDelay):a.maxLoadingDelay)-m,k.info("[abr] bitrate test took "+Math.round(1e3*m)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),f=c=1)}var p=this.findBestLevel(u,n,i,h,g,f,c);if(k.info("[abr] "+(h?"rebuffering expected":"buffer is empty")+", optimal quality level "+p),p>-1)return p;var y=r.levels[n],E=r.levels[r.loadLevel];return(null==y?void 0:y.bitrate)<(null==E?void 0:E.bitrate)?n:r.loadLevel},t.getBwEstimate=function(){return this.bwEstimator.canEstimate()?this.bwEstimator.getEstimate():this.hls.config.abrEwmaDefaultEstimate},t.findBestLevel=function(e,t,r,i,a,n,s){var o,l=this,u=i+a,d=this.lastLoadedFragLevel,h=-1===d?this.hls.firstLevel:d,f=this.fragCurrent,c=this.partCurrent,v=this.hls,g=v.levels,p=v.allAudioTracks,y=v.loadLevel,E=v.config;if(1===g.length)return 0;var T,S=g[h],L=!(null==S||null==(o=S.details)||!o.live),R=-1===y||-1===d,A="SDR",b=(null==S?void 0:S.frameRate)||0,D=E.audioPreference,_=E.videoPreference,x=this.audioTracksByGroup||(this.audioTracksByGroup=function(e){return e.reduce((function(e,t){var r=e.groups[t.groupId];r||(r=e.groups[t.groupId]={tracks:[],channels:{2:0},hasDefault:!1,hasAutoSelect:!1}),r.tracks.push(t);var i=t.channels||"2";return r.channels[i]=(r.channels[i]||0)+1,r.hasDefault=r.hasDefault||t.default,r.hasAutoSelect=r.hasAutoSelect||t.autoselect,r.hasDefault&&(e.hasDefaultAudio=!0),r.hasAutoSelect&&(e.hasAutoSelectAudio=!0),e}),{hasDefaultAudio:!1,hasAutoSelectAudio:!1,groups:{}})}(p));if(R){if(-1!==this.firstSelection)return this.firstSelection;var w=this.codecTiers||(this.codecTiers=function(e,t,r,i){return e.slice(r,i+1).reduce((function(e,r){if(!r.codecSet)return e;var i=r.audioGroups,a=e[r.codecSet];a||(e[r.codecSet]=a={minBitrate:1/0,minHeight:1/0,minFramerate:1/0,maxScore:0,videoRanges:{SDR:0},channels:{2:0},hasDefaultAudio:!i,fragmentError:0}),a.minBitrate=Math.min(a.minBitrate,r.bitrate);var n=Math.min(r.height,r.width);return a.minHeight=Math.min(a.minHeight,n),a.minFramerate=Math.min(a.minFramerate,r.frameRate),a.maxScore=Math.max(a.maxScore,r.score),a.fragmentError+=r.fragmentError,a.videoRanges[r.videoRange]=(a.videoRanges[r.videoRange]||0)+1,i&&i.forEach((function(e){if(e){var r=t.groups[e];a.hasDefaultAudio=a.hasDefaultAudio||t.hasDefaultAudio?r.hasDefault:r.hasAutoSelect||!t.hasDefaultAudio&&!t.hasAutoSelectAudio,Object.keys(r.channels).forEach((function(e){a.channels[e]=(a.channels[e]||0)+r.channels[e]}))}})),e}),{})}(g,x,t,r)),C=function(e,t,r,i,a){for(var n=Object.keys(e),s=null==i?void 0:i.channels,o=null==i?void 0:i.audioCodec,l=s&&2===parseInt(s),u=!0,d=!1,h=1/0,f=1/0,c=1/0,v=0,g=[],p=rr(t,a),y=p.preferHDR,E=p.allowedVideoRanges,T=function(){var t=e[n[S]];u=t.channels[2]>0,h=Math.min(h,t.minHeight),f=Math.min(f,t.minFramerate),c=Math.min(c,t.minBitrate);var r=E.filter((function(e){return t.videoRanges[e]>0}));r.length>0&&(d=!0,g=r)},S=n.length;S--;)T();h=m(h)?h:0,f=m(f)?f:0;var L=Math.max(1080,h),R=Math.max(30,f);return c=m(c)?c:r,r=Math.max(c,r),d||(t=void 0,g=[]),{codecSet:n.reduce((function(t,i){var a=e[i];if(i===t)return t;if(a.minBitrate>r)return ir(i,"min bitrate of "+a.minBitrate+" > current estimate of "+r),t;if(!a.hasDefaultAudio)return ir(i,"no renditions with default or auto-select sound found"),t;if(o&&i.indexOf(o.substring(0,4))%5!=0)return ir(i,'audio codec preference "'+o+'" not found'),t;if(s&&!l){if(!a.channels[s])return ir(i,"no renditions with "+s+" channel sound found (channels options: "+Object.keys(a.channels)+")"),t}else if((!o||l)&&u&&0===a.channels[2])return ir(i,"no renditions with stereo sound found"),t;return a.minHeight>L?(ir(i,"min resolution of "+a.minHeight+" > maximum of "+L),t):a.minFramerate>R?(ir(i,"min framerate of "+a.minFramerate+" > maximum of "+R),t):g.some((function(e){return a.videoRanges[e]>0}))?a.maxScore=Me(t)||a.fragmentError>e[t].fragmentError)?t:(v=a.maxScore,i):(ir(i,"no variants with VIDEO-RANGE of "+JSON.stringify(g)+" found"),t)}),void 0),videoRanges:g,preferHDR:y,minFramerate:f,minBitrate:c}}(w,A,e,D,_),I=C.codecSet,P=C.videoRanges,F=C.minFramerate,O=C.minBitrate,M=C.preferHDR;T=I,A=M?P[P.length-1]:P[0],b=F,e=Math.max(e,O),k.log("[abr] picked start tier "+JSON.stringify(C))}else T=null==S?void 0:S.codecSet,A=null==S?void 0:S.videoRange;for(var N,B=c?c.duration:f?f.duration:0,U=this.bwEstimator.getEstimateTTFB()/1e3,G=[],H=function(){var t,o,f=g[V],v=V>h;if(!f)return 0;if(T&&f.codecSet!==T||A&&f.videoRange!==A||v&&b>f.frameRate||!v&&b>0&&b=2*B&&0===a?g[V].averageBitrate:g[V].maxBitrate,x=l.getTimeToLoadFrag(U,p,_*D,void 0===E);if(p>=_&&(V===d||0===f.loadError&&0===f.fragmentError)&&(x<=U||!m(x)||L&&!l.bitrateTestDelay||x"+V+" adjustedbw("+Math.round(p)+")-bitrate="+Math.round(p-_)+" ttfb:"+U.toFixed(1)+" avgDuration:"+D.toFixed(1)+" maxFetchDuration:"+u.toFixed(1)+" fetchDuration:"+x.toFixed(1)+" firstSelection:"+R+" codecSet:"+T+" videoRange:"+A+" hls.loadLevel:"+y)),R&&(l.firstSelection=V),{v:V}}},V=r;V>=t;V--)if(0!==(N=H())&&N)return N.v;return-1},s(e,[{key:"firstAutoLevel",get:function(){var e=this.hls,t=e.maxAutoLevel,r=e.minAutoLevel,i=this.getBwEstimate(),a=this.hls.config.maxStarvationDelay,n=this.findBestLevel(i,r,t,0,a,1,1);if(n>-1)return n;var s=this.hls.firstLevel,o=Math.min(Math.max(s,r),t);return k.warn("[abr] Could not find best starting auto level. Defaulting to first in playlist "+s+" clamped to "+o),o}},{key:"forcedAutoLevel",get:function(){return this.nextAutoLevelKey?-1:this._nextAutoLevel}},{key:"nextAutoLevel",get:function(){var e=this.forcedAutoLevel,t=this.bwEstimator.canEstimate(),r=this.lastLoadedFragLevel>-1;if(!(-1===e||t&&r&&this.nextAutoLevelKey!==this.getAutoLevelKey()))return e;var i=t&&r?this.getNextABRAutoLevel():this.firstAutoLevel;if(-1!==e){var a=this.hls.levels;if(a.length>Math.max(e,i)&&a[e].loadError<=a[i].loadError)return e}return this._nextAutoLevel=i,this.nextAutoLevelKey=this.getAutoLevelKey(),i},set:function(e){var t=Math.max(this.hls.minAutoLevel,e);this._nextAutoLevel!=t&&(this.nextAutoLevelKey="",this._nextAutoLevel=t)}}]),e}(),nr={length:0,start:function(){return 0},end:function(){return 0}},sr=function(){function e(){}return e.isBuffered=function(t,r){try{if(t)for(var i=e.getBuffered(t),a=0;a=i.start(a)&&r<=i.end(a))return!0}catch(e){}return!1},e.bufferInfo=function(t,r,i){try{if(t){var a,n=e.getBuffered(t),s=[];for(a=0;as&&(i[n-1].end=e[a].end):i.push(e[a])}else i.push(e[a])}else i=e;for(var o,l=0,u=t,d=t,h=0;h=f&&t "+e+")")},this.hls=e;var r="[buffer-controller]";this.appendSource=e.config.preferManagedMediaSource,this.log=k.log.bind(k,r),this.warn=k.warn.bind(k,r),this.error=k.error.bind(k,r),this._initSourceBuffer(),this.registerListeners()}var t=e.prototype;return t.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},t.destroy=function(){this.unregisterListeners(),this.details=null,this.lastMpegAudioChunk=null,this.hls=null},t.registerListeners=function(){var e=this.hls;e.on(E.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(E.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(E.MANIFEST_LOADING,this.onManifestLoading,this),e.on(E.MANIFEST_PARSED,this.onManifestParsed,this),e.on(E.BUFFER_RESET,this.onBufferReset,this),e.on(E.BUFFER_APPENDING,this.onBufferAppending,this),e.on(E.BUFFER_CODECS,this.onBufferCodecs,this),e.on(E.BUFFER_EOS,this.onBufferEos,this),e.on(E.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(E.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(E.FRAG_PARSED,this.onFragParsed,this),e.on(E.FRAG_CHANGED,this.onFragChanged,this)},t.unregisterListeners=function(){var e=this.hls;e.off(E.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(E.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(E.MANIFEST_LOADING,this.onManifestLoading,this),e.off(E.MANIFEST_PARSED,this.onManifestParsed,this),e.off(E.BUFFER_RESET,this.onBufferReset,this),e.off(E.BUFFER_APPENDING,this.onBufferAppending,this),e.off(E.BUFFER_CODECS,this.onBufferCodecs,this),e.off(E.BUFFER_EOS,this.onBufferEos,this),e.off(E.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(E.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(E.FRAG_PARSED,this.onFragParsed,this),e.off(E.FRAG_CHANGED,this.onFragChanged,this)},t._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new or(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]},this.appendErrors={audio:0,video:0,audiovideo:0},this.lastMpegAudioChunk=null},t.onManifestLoading=function(){this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=0,this.details=null},t.onManifestParsed=function(e,t){var r=2;t.audio&&!t.video||t.altAudio,r=1,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,this.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},t.onMediaAttaching=function(e,t){var r=this.media=t.media,i=we(this.appendSource);if(r&&i){var a,n=this.mediaSource=new i;this.log("created media source: "+(null==(a=n.constructor)?void 0:a.name)),n.addEventListener("sourceopen",this._onMediaSourceOpen),n.addEventListener("sourceended",this._onMediaSourceEnded),n.addEventListener("sourceclose",this._onMediaSourceClose),n.addEventListener("startstreaming",this._onStartStreaming),n.addEventListener("endstreaming",this._onEndStreaming);var s=this._objectUrl=self.URL.createObjectURL(n);if(this.appendSource)try{r.removeAttribute("src");var o=self.ManagedMediaSource;r.disableRemotePlayback=r.disableRemotePlayback||o&&n instanceof o,dr(r),function(e,t){var r=self.document.createElement("source");r.type="video/mp4",r.src=t,e.appendChild(r)}(r,s),r.load()}catch(e){r.src=s}else r.src=s;r.addEventListener("emptied",this._onMediaEmptied)}},t.onMediaDetaching=function(){var e=this.media,t=this.mediaSource,r=this._objectUrl;if(t){if(this.log("media source detaching"),"open"===t.readyState)try{t.endOfStream()}catch(e){this.warn("onMediaDetaching: "+e.message+" while calling endOfStream")}this.onBufferReset(),t.removeEventListener("sourceopen",this._onMediaSourceOpen),t.removeEventListener("sourceended",this._onMediaSourceEnded),t.removeEventListener("sourceclose",this._onMediaSourceClose),t.removeEventListener("startstreaming",this._onStartStreaming),t.removeEventListener("endstreaming",this._onEndStreaming),e&&(e.removeEventListener("emptied",this._onMediaEmptied),r&&self.URL.revokeObjectURL(r),this.mediaSrc===r?(e.removeAttribute("src"),this.appendSource&&dr(e),e.load()):this.warn("media|source.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(E.MEDIA_DETACHED,void 0)},t.onBufferReset=function(){var e=this;this.getSourceBufferTypes().forEach((function(t){e.resetBuffer(t)})),this._initSourceBuffer()},t.resetBuffer=function(e){var t=this.sourceBuffer[e];try{var r;t&&(this.removeBufferListeners(e),this.sourceBuffer[e]=void 0,null!=(r=this.mediaSource)&&r.sourceBuffers.length&&this.mediaSource.removeSourceBuffer(t))}catch(t){this.warn("onBufferReset "+e,t)}},t.onBufferCodecs=function(e,t){var r=this,i=this.getSourceBufferTypes().length,a=Object.keys(t);if(a.forEach((function(e){if(i){var a=r.tracks[e];if(a&&"function"==typeof a.buffer.changeType){var n,s=t[e],o=s.id,l=s.codec,u=s.levelCodec,d=s.container,h=s.metadata,f=Ge(a.codec,a.levelCodec),c=null==f?void 0:f.replace(lr,"$1"),v=Ge(l,u),g=null==(n=v)?void 0:n.replace(lr,"$1");if(v&&c!==g){"audio"===e.slice(0,5)&&(v=Ue(v,r.hls.config.preferManagedMediaSource));var m=d+";codecs="+v;r.appendChangeType(e,m),r.log("switching codec "+f+" to "+v),r.tracks[e]={buffer:a.buffer,codec:l,container:d,levelCodec:u,metadata:h,id:o}}}}else r.pendingTracks[e]=t[e]})),!i){var n=Math.max(this.bufferCodecEventsExpected-1,0);this.bufferCodecEventsExpected!==n&&(this.log(n+" bufferCodec event(s) expected "+a.join(",")),this.bufferCodecEventsExpected=n),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks()}},t.appendChangeType=function(e,t){var r=this,i=this.operationQueue,a={execute:function(){var a=r.sourceBuffer[e];a&&(r.log("changing "+e+" sourceBuffer type to "+t),a.changeType(t)),i.shiftAndExecuteNext(e)},onStart:function(){},onComplete:function(){},onError:function(t){r.warn("Failed to change "+e+" SourceBuffer type",t)}};i.append(a,e,!!this.pendingTracks[e])},t.onBufferAppending=function(e,t){var r=this,i=this.hls,a=this.operationQueue,n=this.tracks,s=t.data,o=t.type,l=t.frag,u=t.part,d=t.chunkMeta,h=d.buffering[o],f=self.performance.now();h.start=f;var c=l.stats.buffering,v=u?u.stats.buffering:null;0===c.start&&(c.start=f),v&&0===v.start&&(v.start=f);var g=n.audio,m=!1;"audio"===o&&"audio/mpeg"===(null==g?void 0:g.container)&&(m=!this.lastMpegAudioChunk||1===d.id||this.lastMpegAudioChunk.sn!==d.sn,this.lastMpegAudioChunk=d);var p=l.start,y={execute:function(){if(h.executeStart=self.performance.now(),m){var e=r.sourceBuffer[o];if(e){var t=p-e.timestampOffset;Math.abs(t)>=.1&&(r.log("Updating audio SourceBuffer timestampOffset to "+p+" (delta: "+t+") sn: "+l.sn+")"),e.timestampOffset=p)}}r.appendExecutor(s,o)},onStart:function(){},onComplete:function(){var e=self.performance.now();h.executeEnd=h.end=e,0===c.first&&(c.first=e),v&&0===v.first&&(v.first=e);var t=r.sourceBuffer,i={};for(var a in t)i[a]=sr.getBuffered(t[a]);r.appendErrors[o]=0,"audio"===o||"video"===o?r.appendErrors.audiovideo=0:(r.appendErrors.audio=0,r.appendErrors.video=0),r.hls.trigger(E.BUFFER_APPENDED,{type:o,frag:l,part:u,chunkMeta:d,parent:l.type,timeRanges:i})},onError:function(e){var t={type:T.MEDIA_ERROR,parent:l.type,details:S.BUFFER_APPEND_ERROR,sourceBufferName:o,frag:l,part:u,chunkMeta:d,error:e,err:e,fatal:!1};if(e.code===DOMException.QUOTA_EXCEEDED_ERR)t.details=S.BUFFER_FULL_ERROR;else{var a=++r.appendErrors[o];t.details=S.BUFFER_APPEND_ERROR,r.warn("Failed "+a+"/"+i.config.appendErrorMaxRetry+' times to append segment in "'+o+'" sourceBuffer'),a>=i.config.appendErrorMaxRetry&&(t.fatal=!0)}i.trigger(E.ERROR,t)}};a.append(y,o,!!this.pendingTracks[o])},t.onBufferFlushing=function(e,t){var r=this,i=this.operationQueue,a=function(e){return{execute:r.removeExecutor.bind(r,e,t.startOffset,t.endOffset),onStart:function(){},onComplete:function(){r.hls.trigger(E.BUFFER_FLUSHED,{type:e})},onError:function(t){r.warn("Failed to remove from "+e+" SourceBuffer",t)}}};t.type?i.append(a(t.type),t.type):this.getSourceBufferTypes().forEach((function(e){i.append(a(e),e)}))},t.onFragParsed=function(e,t){var r=this,i=t.frag,a=t.part,n=[],s=a?a.elementaryStreams:i.elementaryStreams;s[M]?n.push("audiovideo"):(s[F]&&n.push("audio"),s[O]&&n.push("video")),0===n.length&&this.warn("Fragments must have at least one ElementaryStreamType set. type: "+i.type+" level: "+i.level+" sn: "+i.sn),this.blockBuffers((function(){var e=self.performance.now();i.stats.buffering.end=e,a&&(a.stats.buffering.end=e);var t=a?a.stats:i.stats;r.hls.trigger(E.FRAG_BUFFERED,{frag:i,part:a,stats:t,id:i.type})}),n)},t.onFragChanged=function(e,t){this.trimBuffers()},t.onBufferEos=function(e,t){var r=this;this.getSourceBufferTypes().reduce((function(e,i){var a=r.sourceBuffer[i];return!a||t.type&&t.type!==i||(a.ending=!0,a.ended||(a.ended=!0,r.log(i+" sourceBuffer now EOS"))),e&&!(a&&!a.ended)}),!0)&&(this.log("Queueing mediaSource.endOfStream()"),this.blockBuffers((function(){r.getSourceBufferTypes().forEach((function(e){var t=r.sourceBuffer[e];t&&(t.ending=!1)}));var e=r.mediaSource;e&&"open"===e.readyState?(r.log("Calling mediaSource.endOfStream()"),e.endOfStream()):e&&r.log("Could not call mediaSource.endOfStream(). mediaSource.readyState: "+e.readyState)})))},t.onLevelUpdated=function(e,t){var r=t.details;r.fragments.length&&(this.details=r,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},t.trimBuffers=function(){var e=this.hls,t=this.details,r=this.media;if(r&&null!==t&&this.getSourceBufferTypes().length){var i=e.config,a=r.currentTime,n=t.levelTargetDuration,s=t.live&&null!==i.liveBackBufferLength?i.liveBackBufferLength:i.backBufferLength;if(m(s)&&s>0){var o=Math.max(s,n),l=Math.floor(a/n)*n-o;this.flushBackBuffer(a,n,l)}if(m(i.frontBufferFlushThreshold)&&i.frontBufferFlushThreshold>0){var u=Math.max(i.maxBufferLength,i.frontBufferFlushThreshold),d=Math.max(u,n),h=Math.floor(a/n)*n+d;this.flushFrontBuffer(a,n,h)}}},t.flushBackBuffer=function(e,t,r){var i=this,a=this.details,n=this.sourceBuffer;this.getSourceBufferTypes().forEach((function(s){var o=n[s];if(o){var l=sr.getBuffered(o);if(l.length>0&&r>l.start(0)){if(i.hls.trigger(E.BACK_BUFFER_REACHED,{bufferEnd:r}),null!=a&&a.live)i.hls.trigger(E.LIVE_BACK_BUFFER_REACHED,{bufferEnd:r});else if(o.ended&&l.end(l.length-1)-e<2*t)return void i.log("Cannot flush "+s+" back buffer while SourceBuffer is in ended state");i.hls.trigger(E.BUFFER_FLUSHING,{startOffset:0,endOffset:r,type:s})}}}))},t.flushFrontBuffer=function(e,t,r){var i=this,a=this.sourceBuffer;this.getSourceBufferTypes().forEach((function(n){var s=a[n];if(s){var o=sr.getBuffered(s),l=o.length;if(l<2)return;var u=o.start(l-1),d=o.end(l-1);if(r>u||e>=u&&e<=d)return;if(s.ended&&e-d<2*t)return void i.log("Cannot flush "+n+" front buffer while SourceBuffer is in ended state");i.hls.trigger(E.BUFFER_FLUSHING,{startOffset:u,endOffset:1/0,type:n})}}))},t.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var e=this.details,t=this.hls,r=this.media,i=this.mediaSource,a=e.fragments[0].start+e.totalduration,n=r.duration,s=m(i.duration)?i.duration:0;e.live&&t.config.liveDurationInfinity?(i.duration=1/0,this.updateSeekableRange(e)):(a>s&&a>n||!m(n))&&(this.log("Updating Media Source duration to "+a.toFixed(3)),i.duration=a)}},t.updateSeekableRange=function(e){var t=this.mediaSource,r=e.fragments;if(r.length&&e.live&&null!=t&&t.setLiveSeekableRange){var i=Math.max(0,r[0].start),a=Math.max(i,i+e.totalduration);this.log("Media Source duration is set to "+t.duration+". Setting seekable range to "+i+"-"+a+"."),t.setLiveSeekableRange(i,a)}},t.checkPendingTracks=function(){var e=this.bufferCodecEventsExpected,t=this.operationQueue,r=this.pendingTracks,i=Object.keys(r).length;if(i&&(!e||2===i||"audiovideo"in r)){this.createSourceBuffers(r),this.pendingTracks={};var a=this.getSourceBufferTypes();if(a.length)this.hls.trigger(E.BUFFER_CREATED,{tracks:this.tracks}),a.forEach((function(e){t.executeNext(e)}));else{var n=new Error("could not create source buffer for media codec(s)");this.hls.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:S.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,error:n,reason:n.message})}}},t.createSourceBuffers=function(e){var t=this,r=this.sourceBuffer,i=this.mediaSource;if(!i)throw Error("createSourceBuffers called when mediaSource was null");var a=function(a){if(!r[a]){var n=e[a];if(!n)throw Error("source buffer exists for track "+a+", however track does not");var s=n.levelCodec||n.codec;s&&"audio"===a.slice(0,5)&&(s=Ue(s,t.hls.config.preferManagedMediaSource));var o=n.container+";codecs="+s;t.log("creating sourceBuffer("+o+")");try{var l=r[a]=i.addSourceBuffer(o),u=a;t.addBufferListener(u,"updatestart",t._onSBUpdateStart),t.addBufferListener(u,"updateend",t._onSBUpdateEnd),t.addBufferListener(u,"error",t._onSBUpdateError),t.addBufferListener(u,"bufferedchange",(function(e,r){var i=r.removedRanges;null!=i&&i.length&&t.hls.trigger(E.BUFFER_FLUSHED,{type:a})})),t.tracks[a]={buffer:l,codec:s,container:n.container,levelCodec:n.levelCodec,metadata:n.metadata,id:n.id}}catch(e){t.error("error while trying to add sourceBuffer: "+e.message),t.hls.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:S.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:e,sourceBufferName:a,mimeType:o})}}};for(var n in e)a(n)},t._onSBUpdateStart=function(e){this.operationQueue.current(e).onStart()},t._onSBUpdateEnd=function(e){var t;if("closed"!==(null==(t=this.mediaSource)?void 0:t.readyState)){var r=this.operationQueue;r.current(e).onComplete(),r.shiftAndExecuteNext(e)}else this.resetBuffer(e)},t._onSBUpdateError=function(e,t){var r,i=new Error(e+" SourceBuffer error. MediaSource readyState: "+(null==(r=this.mediaSource)?void 0:r.readyState));this.error(""+i,t),this.hls.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:S.BUFFER_APPENDING_ERROR,sourceBufferName:e,error:i,fatal:!1});var a=this.operationQueue.current(e);a&&a.onError(i)},t.removeExecutor=function(e,t,r){var i=this.media,a=this.mediaSource,n=this.operationQueue,s=this.sourceBuffer[e];if(!i||!a||!s)return this.warn("Attempting to remove from the "+e+" SourceBuffer, but it does not exist"),void n.shiftAndExecuteNext(e);var o=m(i.duration)?i.duration:1/0,l=m(a.duration)?a.duration:1/0,u=Math.max(0,t),d=Math.min(r,o,l);d>u&&(!s.ending||s.ended)?(s.ended=!1,this.log("Removing ["+u+","+d+"] from the "+e+" SourceBuffer"),s.remove(u,d)):n.shiftAndExecuteNext(e)},t.appendExecutor=function(e,t){var r=this.sourceBuffer[t];if(r)r.ended=!1,r.appendBuffer(e);else if(!this.pendingTracks[t])throw new Error("Attempting to append to the "+t+" SourceBuffer, but it does not exist")},t.blockBuffers=function(e,t){var r=this;if(void 0===t&&(t=this.getSourceBufferTypes()),!t.length)return this.log("Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve().then(e);var i=this.operationQueue,a=t.map((function(e){return i.appendBlocker(e)}));Promise.all(a).then((function(){e(),t.forEach((function(e){var t=r.sourceBuffer[e];null!=t&&t.updating||i.shiftAndExecuteNext(e)}))}))},t.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},t.addBufferListener=function(e,t,r){var i=this.sourceBuffer[e];if(i){var a=r.bind(this,e);this.listeners[e].push({event:t,listener:a}),i.addEventListener(t,a)}},t.removeBufferListeners=function(e){var t=this.sourceBuffer[e];t&&this.listeners[e].forEach((function(e){t.removeEventListener(e.event,e.listener)}))},s(e,[{key:"mediaSrc",get:function(){var e,t=(null==(e=this.media)?void 0:e.firstChild)||this.media;return null==t?void 0:t.src}}]),e}();function dr(e){var t=e.querySelectorAll("source");[].slice.call(t).forEach((function(t){e.removeChild(t)}))}var hr=function(){function e(e){this.hls=void 0,this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.clientRect=void 0,this.streamController=void 0,this.hls=e,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var t=e.prototype;return t.setStreamController=function(e){this.streamController=e},t.destroy=function(){this.hls&&this.unregisterListener(),this.timer&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},t.registerListeners=function(){var e=this.hls;e.on(E.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),e.on(E.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(E.MANIFEST_PARSED,this.onManifestParsed,this),e.on(E.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(E.BUFFER_CODECS,this.onBufferCodecs,this),e.on(E.MEDIA_DETACHING,this.onMediaDetaching,this)},t.unregisterListener=function(){var e=this.hls;e.off(E.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),e.off(E.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(E.MANIFEST_PARSED,this.onManifestParsed,this),e.off(E.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(E.BUFFER_CODECS,this.onBufferCodecs,this),e.off(E.MEDIA_DETACHING,this.onMediaDetaching,this)},t.onFpsDropLevelCapping=function(e,t){var r=this.hls.levels[t.droppedLevel];this.isLevelAllowed(r)&&this.restrictedLevels.push({bitrate:r.bitrate,height:r.height,width:r.width})},t.onMediaAttaching=function(e,t){this.media=t.media instanceof HTMLVideoElement?t.media:null,this.clientRect=null,this.timer&&this.hls.levels.length&&this.detectPlayerSize()},t.onManifestParsed=function(e,t){var r=this.hls;this.restrictedLevels=[],this.firstLevel=t.firstLevel,r.config.capLevelToPlayerSize&&t.video&&this.startCapping()},t.onLevelsUpdated=function(e,t){this.timer&&m(this.autoLevelCapping)&&this.detectPlayerSize()},t.onBufferCodecs=function(e,t){this.hls.config.capLevelToPlayerSize&&t.video&&this.startCapping()},t.onMediaDetaching=function(){this.stopCapping()},t.detectPlayerSize=function(){if(this.media){if(this.mediaHeight<=0||this.mediaWidth<=0)return void(this.clientRect=null);var e=this.hls.levels;if(e.length){var t=this.hls,r=this.getMaxLevel(e.length-1);r!==this.autoLevelCapping&&k.log("Setting autoLevelCapping to "+r+": "+e[r].height+"p@"+e[r].bitrate+" for media "+this.mediaWidth+"x"+this.mediaHeight),t.autoLevelCapping=r,t.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=t.autoLevelCapping}}},t.getMaxLevel=function(t){var r=this,i=this.hls.levels;if(!i.length)return-1;var a=i.filter((function(e,i){return r.isLevelAllowed(e)&&i<=t}));return this.clientRect=null,e.getMaxLevelByMediaSize(a,this.mediaWidth,this.mediaHeight)},t.startCapping=function(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},t.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},t.getDimensions=function(){if(this.clientRect)return this.clientRect;var e=this.media,t={width:0,height:0};if(e){var r=e.getBoundingClientRect();t.width=r.width,t.height=r.height,t.width||t.height||(t.width=r.right-r.left||e.width||0,t.height=r.bottom-r.top||e.height||0)}return this.clientRect=t,t},t.isLevelAllowed=function(e){return!this.restrictedLevels.some((function(t){return e.bitrate===t.bitrate&&e.width===t.width&&e.height===t.height}))},e.getMaxLevelByMediaSize=function(e,t,r){if(null==e||!e.length)return-1;for(var i,a,n=e.length-1,s=Math.max(t,r),o=0;o=s||l.height>=s)&&(i=l,!(a=e[o+1])||i.width!==a.width||i.height!==a.height)){n=o;break}}return n},s(e,[{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 e=1;if(!this.hls.config.ignoreDevicePixelRatio)try{e=self.devicePixelRatio}catch(e){}return e}}]),e}(),fr=function(){function e(e){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=e,this.registerListeners()}var t=e.prototype;return t.setStreamController=function(e){this.streamController=e},t.registerListeners=function(){this.hls.on(E.MEDIA_ATTACHING,this.onMediaAttaching,this)},t.unregisterListeners=function(){this.hls.off(E.MEDIA_ATTACHING,this.onMediaAttaching,this)},t.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},t.onMediaAttaching=function(e,t){var r=this.hls.config;if(r.capLevelOnFPSDrop){var i=t.media instanceof self.HTMLVideoElement?t.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)}},t.checkFPS=function(e,t,r){var i=performance.now();if(t){if(this.lastTime){var a=i-this.lastTime,n=r-this.lastDroppedFrames,s=t-this.lastDecodedFrames,o=1e3*n/a,l=this.hls;if(l.trigger(E.FPS_DROP,{currentDropped:n,currentDecoded:s,totalDroppedFrames:r}),o>0&&n>l.config.fpsDroppedMonitoringThreshold*s){var u=l.currentLevel;k.warn("drop FPS ratio greater than max allowed value for currentLevel: "+u),u>0&&(-1===l.autoLevelCapping||l.autoLevelCapping>=u)&&(u-=1,l.trigger(E.FPS_DROP_LEVEL_CAPPING,{level:u,droppedLevel:l.currentLevel}),l.autoLevelCapping=u,this.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=t}},t.checkFPSInterval=function(){var e=this.media;if(e)if(this.isVideoPlaybackQualityAvailable){var t=e.getVideoPlaybackQuality();this.checkFPS(e,t.totalVideoFrames,t.droppedVideoFrames)}else this.checkFPS(e,e.webkitDecodedFrameCount,e.webkitDroppedFrameCount)},e}(),cr=function(){function e(e){this.hls=void 0,this.log=void 0,this.loader=null,this.uri=null,this.pathwayId=".",this.pathwayPriority=null,this.timeToLoad=300,this.reloadTimer=-1,this.updated=0,this.started=!1,this.enabled=!0,this.levels=null,this.audioTracks=null,this.subtitleTracks=null,this.penalizedPathways={},this.hls=e,this.log=k.log.bind(k,"[content-steering]:"),this.registerListeners()}var t=e.prototype;return t.registerListeners=function(){var e=this.hls;e.on(E.MANIFEST_LOADING,this.onManifestLoading,this),e.on(E.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(E.MANIFEST_PARSED,this.onManifestParsed,this),e.on(E.ERROR,this.onError,this)},t.unregisterListeners=function(){var e=this.hls;e&&(e.off(E.MANIFEST_LOADING,this.onManifestLoading,this),e.off(E.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(E.MANIFEST_PARSED,this.onManifestParsed,this),e.off(E.ERROR,this.onError,this))},t.startLoad=function(){if(this.started=!0,this.clearTimeout(),this.enabled&&this.uri){if(this.updated){var e=1e3*this.timeToLoad-(performance.now()-this.updated);if(e>0)return void this.scheduleRefresh(this.uri,e)}this.loadSteeringManifest(this.uri)}},t.stopLoad=function(){this.started=!1,this.loader&&(this.loader.destroy(),this.loader=null),this.clearTimeout()},t.clearTimeout=function(){-1!==this.reloadTimer&&(self.clearTimeout(this.reloadTimer),this.reloadTimer=-1)},t.destroy=function(){this.unregisterListeners(),this.stopLoad(),this.hls=null,this.levels=this.audioTracks=this.subtitleTracks=null},t.removeLevel=function(e){var t=this.levels;t&&(this.levels=t.filter((function(t){return t!==e})))},t.onManifestLoading=function(){this.stopLoad(),this.enabled=!0,this.timeToLoad=300,this.updated=0,this.uri=null,this.pathwayId=".",this.levels=this.audioTracks=this.subtitleTracks=null},t.onManifestLoaded=function(e,t){var r=t.contentSteering;null!==r&&(this.pathwayId=r.pathwayId,this.uri=r.uri,this.started&&this.startLoad())},t.onManifestParsed=function(e,t){this.audioTracks=t.audioTracks,this.subtitleTracks=t.subtitleTracks},t.onError=function(e,t){var r=t.errorAction;if((null==r?void 0:r.action)===Yt&&r.flags===Qt){var i=this.levels,a=this.pathwayPriority,n=this.pathwayId;if(t.context){var s=t.context,o=s.groupId,l=s.pathwayId,u=s.type;o&&i?n=this.getPathwayForGroupId(o,u,n):l&&(n=l)}n in this.penalizedPathways||(this.penalizedPathways[n]=performance.now()),!a&&i&&(a=i.reduce((function(e,t){return-1===e.indexOf(t.pathwayId)&&e.push(t.pathwayId),e}),[])),a&&a.length>1&&(this.updatePathwayPriority(a),r.resolved=this.pathwayId!==n),r.resolved||k.warn("Could not resolve "+t.details+' ("'+t.error.message+'") with content-steering for Pathway: '+n+" levels: "+(i?i.length:i)+" priorities: "+JSON.stringify(a)+" penalized: "+JSON.stringify(this.penalizedPathways))}},t.filterParsedLevels=function(e){this.levels=e;var t=this.getLevelsForPathway(this.pathwayId);if(0===t.length){var r=e[0].pathwayId;this.log("No levels found in Pathway "+this.pathwayId+'. Setting initial Pathway to "'+r+'"'),t=this.getLevelsForPathway(r),this.pathwayId=r}return t.length!==e.length?(this.log("Found "+t.length+"/"+e.length+' levels in Pathway "'+this.pathwayId+'"'),t):e},t.getLevelsForPathway=function(e){return null===this.levels?[]:this.levels.filter((function(t){return e===t.pathwayId}))},t.updatePathwayPriority=function(e){var t;this.pathwayPriority=e;var r=this.penalizedPathways,i=performance.now();Object.keys(r).forEach((function(e){i-r[e]>3e5&&delete r[e]}));for(var a=0;a0){this.log('Setting Pathway to "'+n+'"'),this.pathwayId=n,Ot(t),this.hls.trigger(E.LEVELS_UPDATED,{levels:t});var l=this.hls.levels[s];o&&l&&this.levels&&(l.attrs["STABLE-VARIANT-ID"]!==o.attrs["STABLE-VARIANT-ID"]&&l.bitrate!==o.bitrate&&this.log("Unstable Pathways change from bitrate "+o.bitrate+" to "+l.bitrate),this.hls.nextLoadLevel=s);break}}}},t.getPathwayForGroupId=function(e,t,r){for(var i=this.getLevelsForPathway(r).concat(this.levels||[]),a=0;a=2&&(0===r.loading.first&&(r.loading.first=Math.max(self.performance.now(),r.loading.start),a.timeout!==a.loadPolicy.maxLoadTimeMs&&(self.clearTimeout(this.requestTimeout),a.timeout=a.loadPolicy.maxLoadTimeMs,this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),a.loadPolicy.maxLoadTimeMs-(r.loading.first-r.loading.start)))),4===i)){self.clearTimeout(this.requestTimeout),t.onreadystatechange=null,t.onprogress=null;var n=t.status,s="text"!==t.responseType;if(n>=200&&n<300&&(s&&t.response||null!==t.responseText)){r.loading.end=Math.max(self.performance.now(),r.loading.first);var o=s?t.response:t.responseText,l="arraybuffer"===t.responseType?o.byteLength:o.length;if(r.loaded=r.total=l,r.bwEstimate=8e3*r.total/(r.loading.end-r.loading.first),!this.callbacks)return;var u=this.callbacks.onProgress;if(u&&u(r,e,o,t),!this.callbacks)return;var d={url:t.responseURL,data:o,code:n};this.callbacks.onSuccess(d,r,e,t)}else{var h=a.loadPolicy.errorRetry;Gt(h,r.retry,!1,{url:e.url,data:void 0,code:n})?this.retry(h):(k.error(n+" while loading "+e.url),this.callbacks.onError({code:n,text:t.statusText},e,t,r))}}}},t.loadtimeout=function(){var e,t=null==(e=this.config)?void 0:e.loadPolicy.timeoutRetry;if(Gt(t,this.stats.retry,!0))this.retry(t);else{var r;k.warn("timeout while loading "+(null==(r=this.context)?void 0:r.url));var i=this.callbacks;i&&(this.abortInternal(),i.onTimeout(this.stats,this.context,this.loader))}},t.retry=function(e){var t=this.context,r=this.stats;this.retryDelay=Bt(e,r.retry),r.retry++,k.warn((status?"HTTP Status "+status:"Timeout")+" while loading "+(null==t?void 0:t.url)+", retrying "+r.retry+"/"+e.maxNumRetry+" in "+this.retryDelay+"ms"),this.abortInternal(),this.loader=null,self.clearTimeout(this.retryTimeout),this.retryTimeout=self.setTimeout(this.loadInternal.bind(this),this.retryDelay)},t.loadprogress=function(e){var t=this.stats;t.loaded=e.loaded,e.lengthComputable&&(t.total=e.total)},t.getCacheAge=function(){var e=null;if(this.loader&&mr.test(this.loader.getAllResponseHeaders())){var t=this.loader.getResponseHeader("age");e=t?parseFloat(t):null}return e},t.getResponseHeader=function(e){return this.loader&&new RegExp("^"+e+":\\s*[\\d.]+\\s*$","im").test(this.loader.getAllResponseHeaders())?this.loader.getResponseHeader(e):null},e}(),yr=function(){function e(){this.chunks=[],this.dataLength=0}var t=e.prototype;return t.push=function(e){this.chunks.push(e),this.dataLength+=e.length},t.flush=function(){var e,t=this.chunks,r=this.dataLength;return t.length?(e=1===t.length?t[0]:function(e,t){for(var r=new Uint8Array(t),i=0,a=0;a=i&&a(t,r,n.flush(),e)):a(t,r,l,e),o()})).catch((function(){return Promise.reject()}))}()},e}();function Sr(e,t){return new self.Request(e.url,t)}var Lr,Rr=function(e){function t(t,r,i){var a;return(a=e.call(this,t)||this).code=void 0,a.details=void 0,a.code=r,a.details=i,a}return l(t,e),t}(f(Error)),Ar=i(i({autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,ignoreDevicePixelRatio:!1,preferManagedMediaSource:!0,initialLiveManifestSize:1,maxBufferLength:30,backBufferLength:1/0,frontBufferFlushThreshold:1/0,maxBufferSize:6e7,maxBufferHole:.1,highBufferWatchdogPeriod:2,nudgeOffset:.1,nudgeMaxRetry:3,maxFragLookUpTolerance:.25,liveSyncDurationCount:3,liveMaxLatencyDurationCount:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,maxLiveSyncPlaybackRate:1,liveDurationInfinity:!1,liveBackBufferLength:null,maxMaxBufferLength:600,enableWorker:!0,workerPath:null,enableSoftwareAES:!0,startLevel:void 0,startFragPrefetch:!1,fpsDroppedMonitoringPeriod:5e3,fpsDroppedMonitoringThreshold:.2,appendErrorMaxRetry:3,loader:pr,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:ar,bufferController:ur,capLevelController:hr,errorController:$t,fpsController:fr,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrEwmaDefaultEstimateMax:5e6,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystems:{},drmSystemOptions:{},requestMediaKeySystemAccessFunc:null,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0,enableDateRangeMetadataCues:!0,enableEmsgMetadataCues:!0,enableID3MetadataCues:!0,useMediaCapabilities:!1,certLoadPolicy:{default:{maxTimeToFirstByteMs:8e3,maxLoadTimeMs:2e4,timeoutRetry:null,errorRetry:null}},keyLoadPolicy:{default:{maxTimeToFirstByteMs:8e3,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:2e4,backoff:"linear"},errorRetry:{maxNumRetry:8,retryDelayMs:1e3,maxRetryDelayMs:2e4,backoff:"linear"}}},manifestLoadPolicy:{default:{maxTimeToFirstByteMs:1/0,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},playlistLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:2,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},fragLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:12e4,timeoutRetry:{maxNumRetry:4,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:6,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},steeringManifestLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,manifestLoadingMaxRetryTimeout:64e3,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,levelLoadingMaxRetryTimeout:64e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingMaxRetryTimeout:64e3},{cueHandler:H,enableWebVTT:!1,enableIMSC1:!1,enableCEA708Captions:!1,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}),{},{subtitleStreamController:void 0,subtitleTrackController:void 0,timelineController:void 0,audioStreamController:void 0,audioTrackController:void 0,emeController:void 0,cmcdController:void 0,contentSteeringController:cr});function br(e){return e&&"object"==typeof e?Array.isArray(e)?e.map(br):Object.keys(e).reduce((function(t,r){return t[r]=br(e[r]),t}),{}):e}function Dr(e){var t=e.loader;t!==Tr&&t!==pr?(k.log("[config]: Custom loader detected, cannot enable progressive streaming"),e.progressive=!1):function(){if(self.fetch&&self.AbortController&&self.ReadableStream&&self.Request)try{return new self.ReadableStream({}),!0}catch(e){}return!1}()&&(e.loader=Tr,e.progressive=!0,e.enableSoftwareAES=!0,k.log("[config]: Progressive streaming enabled, using FetchLoader"))}var kr=function(e){function t(t,r){var i;return(i=e.call(this,t,"[level-controller]")||this)._levels=[],i._firstLevel=-1,i._maxAutoLevel=-1,i._startLevel=void 0,i.currentLevel=null,i.currentLevelIndex=-1,i.manualLevelIndex=-1,i.steering=void 0,i.onParsedComplete=void 0,i.steering=r,i._registerListeners(),i}l(t,e);var r=t.prototype;return r._registerListeners=function(){var e=this.hls;e.on(E.MANIFEST_LOADING,this.onManifestLoading,this),e.on(E.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(E.LEVEL_LOADED,this.onLevelLoaded,this),e.on(E.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(E.FRAG_BUFFERED,this.onFragBuffered,this),e.on(E.ERROR,this.onError,this)},r._unregisterListeners=function(){var e=this.hls;e.off(E.MANIFEST_LOADING,this.onManifestLoading,this),e.off(E.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(E.LEVEL_LOADED,this.onLevelLoaded,this),e.off(E.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(E.FRAG_BUFFERED,this.onFragBuffered,this),e.off(E.ERROR,this.onError,this)},r.destroy=function(){this._unregisterListeners(),this.steering=null,this.resetLevels(),e.prototype.destroy.call(this)},r.stopLoad=function(){this._levels.forEach((function(e){e.loadError=0,e.fragmentError=0})),e.prototype.stopLoad.call(this)},r.resetLevels=function(){this._startLevel=void 0,this.manualLevelIndex=-1,this.currentLevelIndex=-1,this.currentLevel=null,this._levels=[],this._maxAutoLevel=-1},r.onManifestLoading=function(e,t){this.resetLevels()},r.onManifestLoaded=function(e,t){var r=this.hls.config.preferManagedMediaSource,i=[],a={},n={},s=!1,o=!1,l=!1;t.levels.forEach((function(e){var t,u,d=e.attrs,h=e.audioCodec,f=e.videoCodec;-1!==(null==(t=h)?void 0:t.indexOf("mp4a.40.34"))&&(Lr||(Lr=/chrome|firefox/i.test(navigator.userAgent)),Lr&&(e.audioCodec=h=void 0)),h&&(e.audioCodec=h=Ue(h,r)),0===(null==(u=f)?void 0:u.indexOf("avc1"))&&(f=e.videoCodec=function(e){var t=e.split(".");if(t.length>2){var r=t.shift()+".";return(r+=parseInt(t.shift()).toString(16))+("000"+parseInt(t.shift()).toString(16)).slice(-4)}return e}(f));var c=e.width,v=e.height,g=e.unknownCodecs;if(s||(s=!(!c||!v)),o||(o=!!f),l||(l=!!h),!(null!=g&&g.length||h&&!Ie(h,"audio",r)||f&&!Ie(f,"video",r))){var m=d.CODECS,p=d["FRAME-RATE"],y=d["HDCP-LEVEL"],E=d["PATHWAY-ID"],T=d.RESOLUTION,S=d["VIDEO-RANGE"],L=(E||".")+"-"+e.bitrate+"-"+T+"-"+p+"-"+m+"-"+S+"-"+y;if(a[L])if(a[L].uri===e.url||e.attrs["PATHWAY-ID"])a[L].addGroupId("audio",d.AUDIO),a[L].addGroupId("text",d.SUBTITLES);else{var R=n[L]+=1;e.attrs["PATHWAY-ID"]=new Array(R+1).join(".");var A=new kt(e);a[L]=A,i.push(A)}else{var b=new kt(e);a[L]=b,n[L]=1,i.push(b)}}})),this.filterAndSortMediaOptions(i,t,s,o,l)},r.filterAndSortMediaOptions=function(e,t,r,i,a){var n=this,s=[],o=[],l=e;if((r||i)&&a&&(l=l.filter((function(e){var t,r=e.videoCodec,i=e.videoRange,a=e.width,n=e.height;return(!!r||!(!a||!n))&&!!(t=i)&&Lt.indexOf(t)>-1}))),0!==l.length){if(t.audioTracks){var u=this.hls.config.preferManagedMediaSource;_r(s=t.audioTracks.filter((function(e){return!e.audioCodec||Ie(e.audioCodec,"audio",u)})))}t.subtitles&&_r(o=t.subtitles);var d=l.slice(0);l.sort((function(e,t){if(e.attrs["HDCP-LEVEL"]!==t.attrs["HDCP-LEVEL"])return(e.attrs["HDCP-LEVEL"]||"")>(t.attrs["HDCP-LEVEL"]||"")?1:-1;if(r&&e.height!==t.height)return e.height-t.height;if(e.frameRate!==t.frameRate)return e.frameRate-t.frameRate;if(e.videoRange!==t.videoRange)return Lt.indexOf(e.videoRange)-Lt.indexOf(t.videoRange);if(e.videoCodec!==t.videoCodec){var i=Oe(e.videoCodec),a=Oe(t.videoCodec);if(i!==a)return a-i}if(e.uri===t.uri&&e.codecSet!==t.codecSet){var n=Me(e.codecSet),s=Me(t.codecSet);if(n!==s)return s-n}return e.bitrate!==t.bitrate?e.bitrate-t.bitrate:0}));var h=d[0];if(this.steering&&(l=this.steering.filterParsedLevels(l)).length!==d.length)for(var f=0;fm&&m===Ar.abrEwmaDefaultEstimate&&(this.hls.bandwidthEstimate=p)}break}var y=a&&!i,L={levels:l,audioTracks:s,subtitleTracks:o,sessionData:t.sessionData,sessionKeys:t.sessionKeys,firstLevel:this._firstLevel,stats:t.stats,audio:a,video:i,altAudio:!y&&s.some((function(e){return!!e.url}))};this.hls.trigger(E.MANIFEST_PARSED,L),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else Promise.resolve().then((function(){if(n.hls){t.levels.length&&n.warn("One or more CODECS in variant not supported: "+JSON.stringify(t.levels[0].attrs));var e=new Error("no level with compatible codecs found in manifest");n.hls.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:S.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:t.url,error:e,reason:e.message})}}))},r.onError=function(e,t){!t.fatal&&t.context&&t.context.type===tt&&t.context.level===this.level&&this.checkRetry(t)},r.onFragBuffered=function(e,t){var r=t.frag;if(void 0!==r&&r.type===at){var i=r.elementaryStreams;if(!Object.keys(i).some((function(e){return!!i[e]})))return;var a=this._levels[r.level];null!=a&&a.loadError&&(this.log("Resetting level error count of "+a.loadError+" on frag buffered"),a.loadError=0)}},r.onLevelLoaded=function(e,t){var r,i,a=t.level,n=t.details,s=this._levels[a];if(!s)return this.warn("Invalid level index "+a),void(null!=(i=t.deliveryDirectives)&&i.skip&&(n.deltaUpdateFailed=!0));a===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0),this.playlistLoaded(a,t,s.details)):null!=(r=t.deliveryDirectives)&&r.skip&&(n.deltaUpdateFailed=!0)},r.loadPlaylist=function(t){e.prototype.loadPlaylist.call(this);var r=this.currentLevelIndex,i=this.currentLevel;if(i&&this.shouldLoadPlaylist(i)){var a=i.uri;if(t)try{a=t.addDirectives(a)}catch(e){this.warn("Could not construct new URL with HLS Delivery Directives: "+e)}var n=i.attrs["PATHWAY-ID"];this.log("Loading level index "+r+(void 0!==(null==t?void 0:t.msn)?" at sn "+t.msn+" part "+t.part:"")+" with"+(n?" Pathway "+n:"")+" "+a),this.clearTimer(),this.hls.trigger(E.LEVEL_LOADING,{url:a,level:r,pathwayId:i.attrs["PATHWAY-ID"],id:0,deliveryDirectives:t||null})}},r.removeLevel=function(e){var t,r=this,i=this._levels.filter((function(t,i){return i!==e||(r.steering&&r.steering.removeLevel(t),t===r.currentLevel&&(r.currentLevel=null,r.currentLevelIndex=-1,t.details&&t.details.fragments.forEach((function(e){return e.level=-1}))),!1)}));Ot(i),this._levels=i,this.currentLevelIndex>-1&&null!=(t=this.currentLevel)&&t.details&&(this.currentLevelIndex=this.currentLevel.details.fragments[0].level),this.hls.trigger(E.LEVELS_UPDATED,{levels:i})},r.onLevelsUpdated=function(e,t){var r=t.levels;this._levels=r},r.checkMaxAutoUpdated=function(){var e=this.hls,t=e.autoLevelCapping,r=e.maxAutoLevel,i=e.maxHdcpLevel;this._maxAutoLevel!==r&&(this._maxAutoLevel=r,this.hls.trigger(E.MAX_AUTO_LEVEL_UPDATED,{autoLevelCapping:t,levels:this.levels,maxAutoLevel:r,minAutoLevel:this.hls.minAutoLevel,maxHdcpLevel:i}))},s(t,[{key:"levels",get:function(){return 0===this._levels.length?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(e){var t=this._levels;if(0!==t.length){if(e<0||e>=t.length){var r=new Error("invalid level idx"),i=e<0;if(this.hls.trigger(E.ERROR,{type:T.OTHER_ERROR,details:S.LEVEL_SWITCH_ERROR,level:e,fatal:i,error:r,reason:r.message}),i)return;e=Math.min(e,t.length-1)}var a=this.currentLevelIndex,n=this.currentLevel,s=n?n.attrs["PATHWAY-ID"]:void 0,o=t[e],l=o.attrs["PATHWAY-ID"];if(this.currentLevelIndex=e,this.currentLevel=o,a!==e||!o.details||!n||s!==l){this.log("Switching to level "+e+" ("+(o.height?o.height+"p ":"")+(o.videoRange?o.videoRange+" ":"")+(o.codecSet?o.codecSet+" ":"")+"@"+o.bitrate+")"+(l?" with Pathway "+l:"")+" from level "+a+(s?" with Pathway "+s:""));var u={level:e,attrs:o.attrs,details:o.details,bitrate:o.bitrate,averageBitrate:o.averageBitrate,maxBitrate:o.maxBitrate,realBitrate:o.realBitrate,width:o.width,height:o.height,codecSet:o.codecSet,audioCodec:o.audioCodec,videoCodec:o.videoCodec,audioGroups:o.audioGroups,subtitleGroups:o.subtitleGroups,loaded:o.loaded,loadError:o.loadError,fragmentError:o.fragmentError,name:o.name,id:o.id,uri:o.uri,url:o.url,urlId:0,audioGroupIds:o.audioGroupIds,textGroupIds:o.textGroupIds};this.hls.trigger(E.LEVEL_SWITCHING,u);var d=o.details;if(!d||d.live){var h=this.switchParams(o.uri,null==n?void 0:n.details);this.loadPlaylist(h)}}}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(e){this.manualLevelIndex=e,void 0===this._startLevel&&(this._startLevel=e),-1!==e&&(this.level=e)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(e){this._firstLevel=e}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var e=this.hls.config.startLevel;return void 0!==e?e:this.hls.firstAutoLevel}return this._startLevel},set:function(e){this._startLevel=e}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(e){this.level=e,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=e)}}]),t}(Zt);function _r(e){var t={};e.forEach((function(e){var r=e.groupId||"";e.id=t[r]=t[r]||0,t[r]++}))}var xr="NOT_LOADED",wr="APPENDING",Cr="PARTIAL",Ir="OK",Pr=function(){function e(e){this.activePartLists=Object.create(null),this.endListFragments=Object.create(null),this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hasGaps=!1,this.hls=e,this._registerListeners()}var t=e.prototype;return t._registerListeners=function(){var e=this.hls;e.on(E.BUFFER_APPENDED,this.onBufferAppended,this),e.on(E.FRAG_BUFFERED,this.onFragBuffered,this),e.on(E.FRAG_LOADED,this.onFragLoaded,this)},t._unregisterListeners=function(){var e=this.hls;e.off(E.BUFFER_APPENDED,this.onBufferAppended,this),e.off(E.FRAG_BUFFERED,this.onFragBuffered,this),e.off(E.FRAG_LOADED,this.onFragLoaded,this)},t.destroy=function(){this._unregisterListeners(),this.fragments=this.activePartLists=this.endListFragments=this.timeRanges=null},t.getAppendedFrag=function(e,t){var r=this.activePartLists[t];if(r)for(var i=r.length;i--;){var a=r[i];if(!a)break;var n=a.end;if(a.start<=e&&null!==n&&e<=n)return a}return this.getBufferedFrag(e,t)},t.getBufferedFrag=function(e,t){for(var r=this.fragments,i=Object.keys(r),a=i.length;a--;){var n=r[i[a]];if((null==n?void 0:n.body.type)===t&&n.buffered){var s=n.body;if(s.start<=e&&e<=s.end)return s}}return null},t.detectEvictedFragments=function(e,t,r,i){var a=this;this.timeRanges&&(this.timeRanges[e]=t);var n=(null==i?void 0:i.fragment.sn)||-1;Object.keys(this.fragments).forEach((function(i){var s=a.fragments[i];if(s&&!(n>=s.body.sn))if(s.buffered||s.loaded){var o=s.range[e];o&&o.time.some((function(e){var r=!a.isTimeBuffered(e.startPTS,e.endPTS,t);return r&&a.removeFragment(s.body),r}))}else s.body.type===r&&a.removeFragment(s.body)}))},t.detectPartialFragments=function(e){var t=this,r=this.timeRanges,i=e.frag,a=e.part;if(r&&"initSegment"!==i.sn){var n=Or(i),s=this.fragments[n];if(!(!s||s.buffered&&i.gap)){var o=!i.relurl;Object.keys(r).forEach((function(e){var n=i.elementaryStreams[e];if(n){var l=r[e],u=o||!0===n.partial;s.range[e]=t.getBufferedTimes(i,a,u,l)}})),s.loaded=null,Object.keys(s.range).length?(s.buffered=!0,(s.body.endList=i.endList||s.body.endList)&&(this.endListFragments[s.body.type]=s),Fr(s)||this.removeParts(i.sn-1,i.type)):this.removeFragment(s.body)}}},t.removeParts=function(e,t){var r=this.activePartLists[t];r&&(this.activePartLists[t]=r.filter((function(t){return t.fragment.sn>=e})))},t.fragBuffered=function(e,t){var r=Or(e),i=this.fragments[r];!i&&t&&(i=this.fragments[r]={body:e,appendedPTS:null,loaded:null,buffered:!1,range:Object.create(null)},e.gap&&(this.hasGaps=!0)),i&&(i.loaded=null,i.buffered=!0)},t.getBufferedTimes=function(e,t,r,i){for(var a={time:[],partial:r},n=e.start,s=e.end,o=e.minEndPTS||s,l=e.maxStartPTS||n,u=0;u=d&&o<=h){a.time.push({startPTS:Math.max(n,i.start(u)),endPTS:Math.min(s,i.end(u))});break}if(nd){var f=Math.max(n,i.start(u)),c=Math.min(s,i.end(u));c>f&&(a.partial=!0,a.time.push({startPTS:f,endPTS:c}))}else if(s<=d)break}return a},t.getPartialFragment=function(e){var t,r,i,a=null,n=0,s=this.bufferPadding,o=this.fragments;return Object.keys(o).forEach((function(l){var u=o[l];u&&Fr(u)&&(r=u.body.start-s,i=u.body.end+s,e>=r&&e<=i&&(t=Math.min(e-r,i-e),n<=t&&(a=u.body,n=t)))})),a},t.isEndListAppended=function(e){var t=this.endListFragments[e];return void 0!==t&&(t.buffered||Fr(t))},t.getState=function(e){var t=Or(e),r=this.fragments[t];return r?r.buffered?Fr(r)?Cr:Ir:wr:xr},t.isTimeBuffered=function(e,t,r){for(var i,a,n=0;n=i&&t<=a)return!0;if(t<=i)return!1}return!1},t.onFragLoaded=function(e,t){var r=t.frag,i=t.part;if("initSegment"!==r.sn&&!r.bitrateTest){var a=i?null:t,n=Or(r);this.fragments[n]={body:r,appendedPTS:null,loaded:a,buffered:!1,range:Object.create(null)}}},t.onBufferAppended=function(e,t){var r=this,i=t.frag,a=t.part,n=t.timeRanges;if("initSegment"!==i.sn){var s=i.type;if(a){var o=this.activePartLists[s];o||(this.activePartLists[s]=o=[]),o.push(a)}this.timeRanges=n,Object.keys(n).forEach((function(e){var t=n[e];r.detectEvictedFragments(e,t,s,a)}))}},t.onFragBuffered=function(e,t){this.detectPartialFragments(t)},t.hasFragment=function(e){var t=Or(e);return!!this.fragments[t]},t.hasParts=function(e){var t;return!(null==(t=this.activePartLists[e])||!t.length)},t.removeFragmentsInRange=function(e,t,r,i,a){var n=this;i&&!this.hasGaps||Object.keys(this.fragments).forEach((function(s){var o=n.fragments[s];if(o){var l=o.body;l.type!==r||i&&!l.gap||l.starte&&(o.buffered||a)&&n.removeFragment(l)}}))},t.removeFragment=function(e){var t=Or(e);e.stats.loaded=0,e.clearElementaryStreamInfo();var r=this.activePartLists[e.type];if(r){var i=e.sn;this.activePartLists[e.type]=r.filter((function(e){return e.fragment.sn!==i}))}delete this.fragments[t],e.endList&&delete this.endListFragments[e.type]},t.removeAllFragments=function(){this.fragments=Object.create(null),this.endListFragments=Object.create(null),this.activePartLists=Object.create(null),this.hasGaps=!1},e}();function Fr(e){var t,r,i;return e.buffered&&(e.body.gap||(null==(t=e.range.video)?void 0:t.partial)||(null==(r=e.range.audio)?void 0:r.partial)||(null==(i=e.range.audiovideo)?void 0:i.partial))}function Or(e){return e.type+"_"+e.level+"_"+e.sn}var Mr=Math.pow(2,17),Nr=function(){function e(e){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=e}var t=e.prototype;return t.destroy=function(){this.loader&&(this.loader.destroy(),this.loader=null)},t.abort=function(){this.loader&&this.loader.abort()},t.load=function(e,t){var r=this,a=e.url;if(!a)return Promise.reject(new Gr({type:T.NETWORK_ERROR,details:S.FRAG_LOAD_ERROR,fatal:!1,frag:e,error:new Error("Fragment does not have a "+(a?"part list":"url")),networkDetails:null}));this.abort();var n=this.config,s=n.fLoader,o=n.loader;return new Promise((function(l,u){if(r.loader&&r.loader.destroy(),e.gap){if(e.tagList.some((function(e){return"GAP"===e[0]})))return void u(Ur(e));e.gap=!1}var d=r.loader=e.loader=s?new s(n):new o(n),h=Br(e),f=Ut(n.fragLoadPolicy.default),c={loadPolicy:f,timeout:f.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:"initSegment"===e.sn?1/0:Mr};e.stats=d.stats,d.load(h,c,{onSuccess:function(t,i,a,n){r.resetLoader(e,d);var s=t.data;a.resetIV&&e.decryptdata&&(e.decryptdata.iv=new Uint8Array(s.slice(0,16)),s=s.slice(16)),l({frag:e,part:null,payload:s,networkDetails:n})},onError:function(t,n,s,o){r.resetLoader(e,d),u(new Gr({type:T.NETWORK_ERROR,details:S.FRAG_LOAD_ERROR,fatal:!1,frag:e,response:i({url:a,data:void 0},t),error:new Error("HTTP Error "+t.code+" "+t.text),networkDetails:s,stats:o}))},onAbort:function(t,i,a){r.resetLoader(e,d),u(new Gr({type:T.NETWORK_ERROR,details:S.INTERNAL_ABORTED,fatal:!1,frag:e,error:new Error("Aborted"),networkDetails:a,stats:t}))},onTimeout:function(t,i,a){r.resetLoader(e,d),u(new Gr({type:T.NETWORK_ERROR,details:S.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,error:new Error("Timeout after "+c.timeout+"ms"),networkDetails:a,stats:t}))},onProgress:function(r,i,a,n){t&&t({frag:e,part:null,payload:a,networkDetails:n})}})}))},t.loadPart=function(e,t,r){var a=this;this.abort();var n=this.config,s=n.fLoader,o=n.loader;return new Promise((function(l,u){if(a.loader&&a.loader.destroy(),e.gap||t.gap)u(Ur(e,t));else{var d=a.loader=e.loader=s?new s(n):new o(n),h=Br(e,t),f=Ut(n.fragLoadPolicy.default),c={loadPolicy:f,timeout:f.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:Mr};t.stats=d.stats,d.load(h,c,{onSuccess:function(i,n,s,o){a.resetLoader(e,d),a.updateStatsFromPart(e,t);var u={frag:e,part:t,payload:i.data,networkDetails:o};r(u),l(u)},onError:function(r,n,s,o){a.resetLoader(e,d),u(new Gr({type:T.NETWORK_ERROR,details:S.FRAG_LOAD_ERROR,fatal:!1,frag:e,part:t,response:i({url:h.url,data:void 0},r),error:new Error("HTTP Error "+r.code+" "+r.text),networkDetails:s,stats:o}))},onAbort:function(r,i,n){e.stats.aborted=t.stats.aborted,a.resetLoader(e,d),u(new Gr({type:T.NETWORK_ERROR,details:S.INTERNAL_ABORTED,fatal:!1,frag:e,part:t,error:new Error("Aborted"),networkDetails:n,stats:r}))},onTimeout:function(r,i,n){a.resetLoader(e,d),u(new Gr({type:T.NETWORK_ERROR,details:S.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,part:t,error:new Error("Timeout after "+c.timeout+"ms"),networkDetails:n,stats:r}))}})}}))},t.updateStatsFromPart=function(e,t){var r=e.stats,i=t.stats,a=i.total;if(r.loaded+=i.loaded,a){var n=Math.round(e.duration/t.duration),s=Math.min(Math.round(r.loaded/a),n),o=(n-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},t.resetLoader=function(e,t){e.loader=null,this.loader===t&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),t.destroy()},e}();function Br(e,t){void 0===t&&(t=null);var r=t||e,i={frag:e,part:t,responseType:"arraybuffer",url:r.url,headers:{},rangeStart:0,rangeEnd:0},a=r.byteRangeStartOffset,n=r.byteRangeEndOffset;if(m(a)&&m(n)){var s,o=a,l=n;if("initSegment"===e.sn&&"AES-128"===(null==(s=e.decryptdata)?void 0:s.method)){var u=n-a;u%16&&(l=n+(16-u%16)),0!==a&&(i.resetIV=!0,o=a-16)}i.rangeStart=o,i.rangeEnd=l}return i}function Ur(e,t){var r=new Error("GAP "+(e.gap?"tag":"attribute")+" found"),i={type:T.MEDIA_ERROR,details:S.FRAG_GAP,fatal:!1,frag:e,error:r,networkDetails:null};return t&&(i.part=t),(t||e).stats.aborted=!0,new Gr(i)}var Gr=function(e){function t(t){var r;return(r=e.call(this,t.error.message)||this).data=void 0,r.data=t,r}return l(t,e),t}(f(Error)),Hr=function(){function e(e){this.config=void 0,this.keyUriToKeyInfo={},this.emeController=null,this.config=e}var t=e.prototype;return t.abort=function(e){for(var t in this.keyUriToKeyInfo){var r=this.keyUriToKeyInfo[t].loader;if(r){var i;if(e&&e!==(null==(i=r.context)?void 0:i.frag.type))return;r.abort()}}},t.detach=function(){for(var e in this.keyUriToKeyInfo){var t=this.keyUriToKeyInfo[e];(t.mediaKeySessionContext||t.decryptdata.isCommonEncryption)&&delete this.keyUriToKeyInfo[e]}},t.destroy=function(){for(var e in this.detach(),this.keyUriToKeyInfo){var t=this.keyUriToKeyInfo[e].loader;t&&t.destroy()}this.keyUriToKeyInfo={}},t.createKeyLoadError=function(e,t,r,i,a){return void 0===t&&(t=S.KEY_LOAD_ERROR),new Gr({type:T.NETWORK_ERROR,details:t,fatal:!1,frag:e,response:a,error:r,networkDetails:i})},t.loadClear=function(e,t){var r=this;if(this.emeController&&this.config.emeEnabled)for(var i=e.sn,a=e.cc,n=function(){var e=t[s];if(a<=e.cc&&("initSegment"===i||"initSegment"===e.sn||i1&&this.tickImmediate(),this._tickCallCount=0)},t.tickImmediate=function(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)},t.doTick=function(){},e}(),Kr=function(e,t,r,i,a,n){void 0===i&&(i=0),void 0===a&&(a=-1),void 0===n&&(n=!1),this.level=void 0,this.sn=void 0,this.part=void 0,this.id=void 0,this.size=void 0,this.partial=void 0,this.transmuxing={start:0,executeStart:0,executeEnd:0,end:0},this.buffering={audio:{start:0,executeStart:0,executeEnd:0,end:0},video:{start:0,executeStart:0,executeEnd:0,end:0},audiovideo:{start:0,executeStart:0,executeEnd:0,end:0}},this.level=e,this.sn=t,this.id=r,this.size=i,this.part=a,this.partial=n};function jr(e,t){for(var r=0,i=e.length;rr.startCC||e&&e.cc>>8^255&m^99,e[c]=m,t[m]=c;var p=f[c],y=f[p],E=f[y],T=257*f[m]^16843008*m;i[c]=T<<24|T>>>8,a[c]=T<<16|T>>>16,n[c]=T<<8|T>>>24,s[c]=T,T=16843009*E^65537*y^257*p^16843008*c,l[m]=T<<24|T>>>8,u[m]=T<<16|T>>>16,d[m]=T<<8|T>>>24,h[m]=T,c?(c=p^f[f[f[E^p]]],v^=f[f[v]]):c=v=1}},t.expandKey=function(e){for(var t=this.uint8ArrayToUint32Array_(e),r=!0,i=0;is.end){var d=n>u;(n0&&null!=n&&n.key&&n.iv&&"AES-128"===n.method){var s=self.performance.now();return r.decrypter.decrypt(new Uint8Array(a),n.key.buffer,n.iv.buffer).catch((function(t){throw i.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:S.FRAG_DECRYPT_ERROR,fatal:!1,error:t,reason:t.message,frag:e}),t})).then((function(a){var n=self.performance.now();return i.trigger(E.FRAG_DECRYPTED,{frag:e,payload:a,stats:{tstart:s,tdecrypt:n}}),t.payload=a,r.completeInitSegmentLoad(t)}))}return r.completeInitSegmentLoad(t)})).catch((function(t){r.state!==Zr&&r.state!==oi&&(r.warn(t),r.resetFragmentLoading(e))}))},r.completeInitSegmentLoad=function(e){if(!this.levels)throw new Error("init load aborted, missing levels");var t=e.frag.stats;this.state=ei,e.frag.data=new Uint8Array(e.payload),t.parsing.start=t.buffering.start=self.performance.now(),t.parsing.end=t.buffering.end=self.performance.now(),this.tick()},r.fragContextChanged=function(e){var t=this.fragCurrent;return!e||!t||e.sn!==t.sn||e.level!==t.level},r.fragBufferedComplete=function(e,t){var r,i,a,n,s=this.mediaBuffer?this.mediaBuffer:this.media;if(this.log("Buffered "+e.type+" sn: "+e.sn+(t?" part: "+t.index:"")+" of "+(this.playlistType===at?"level":"track")+" "+e.level+" (frag:["+(null!=(r=e.startPTS)?r:NaN).toFixed(3)+"-"+(null!=(i=e.endPTS)?i:NaN).toFixed(3)+"] > buffer:"+(s?$r(sr.getBuffered(s)):"(detached)")+")"),"initSegment"!==e.sn){var o;if(e.type!==st){var l=e.elementaryStreams;if(!Object.keys(l).some((function(e){return!!l[e]})))return void(this.state=ei)}var u=null==(o=this.levels)?void 0:o[e.level];null!=u&&u.fragmentError&&(this.log("Resetting level fragment error count of "+u.fragmentError+" on frag buffered"),u.fragmentError=0)}this.state=ei,s&&(!this.loadedmetadata&&e.type==at&&s.buffered.length&&(null==(a=this.fragCurrent)?void 0:a.sn)===(null==(n=this.fragPrevious)?void 0:n.sn)&&(this.loadedmetadata=!0,this.seekToStartPos()),this.tick())},r.seekToStartPos=function(){},r._handleFragmentLoadComplete=function(e){var t=this.transmuxer;if(t){var r=e.frag,i=e.part,a=e.partsLoaded,n=!a||0===a.length||a.some((function(e){return!e})),s=new Kr(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!n);t.flush(s)}},r._handleFragmentLoadProgress=function(e){},r._doFragLoad=function(e,t,r,i){var a,n=this;void 0===r&&(r=null);var s=null==t?void 0:t.details;if(!this.levels||!s)throw new Error("frag load aborted, missing level"+(s?"":" detail")+"s");var o=null;if(!e.encrypted||null!=(a=e.decryptdata)&&a.key?!e.encrypted&&s.encryptedFragments.length&&this.keyLoader.loadClear(e,s.encryptedFragments):(this.log("Loading key for "+e.sn+" of ["+s.startSN+"-"+s.endSN+"], "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+e.level),this.state=ti,this.fragCurrent=e,o=this.keyLoader.load(e).then((function(e){if(!n.fragContextChanged(e.frag))return n.hls.trigger(E.KEY_LOADED,e),n.state===ti&&(n.state=ei),e})),this.hls.trigger(E.KEY_LOADING,{frag:e}),null===this.fragCurrent&&(o=Promise.reject(new Error("frag load aborted, context changed in KEY_LOADING")))),r=Math.max(e.start,r||0),this.config.lowLatencyMode&&"initSegment"!==e.sn){var l=s.partList;if(l&&i){r>e.end&&s.fragmentHint&&(e=s.fragmentHint);var u=this.getNextPart(l,e,r);if(u>-1){var d,h=l[u];return this.log("Loading part sn: "+e.sn+" p: "+h.index+" cc: "+e.cc+" of playlist ["+s.startSN+"-"+s.endSN+"] parts [0-"+u+"-"+(l.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+e.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=h.start+h.duration,this.state=ri,d=o?o.then((function(r){return!r||n.fragContextChanged(r.frag)?null:n.doFragPartsLoad(e,h,t,i)})).catch((function(e){return n.handleFragLoadError(e)})):this.doFragPartsLoad(e,h,t,i).catch((function(e){return n.handleFragLoadError(e)})),this.hls.trigger(E.FRAG_LOADING,{frag:e,part:h,targetBufferTime:r}),null===this.fragCurrent?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING parts")):d}if(!e.url||this.loadedEndOfParts(l,r))return Promise.resolve(null)}}this.log("Loading fragment "+e.sn+" cc: "+e.cc+" "+(s?"of ["+s.startSN+"-"+s.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+e.level+", target: "+parseFloat(r.toFixed(3))),m(e.sn)&&!this.bitrateTest&&(this.nextLoadPosition=e.start+e.duration),this.state=ri;var f,c=this.config.progressive;return f=c&&o?o.then((function(t){return!t||n.fragContextChanged(null==t?void 0:t.frag)?null:n.fragmentLoader.load(e,i)})).catch((function(e){return n.handleFragLoadError(e)})):Promise.all([this.fragmentLoader.load(e,c?i:void 0),o]).then((function(e){var t=e[0];return!c&&t&&i&&i(t),t})).catch((function(e){return n.handleFragLoadError(e)})),this.hls.trigger(E.FRAG_LOADING,{frag:e,targetBufferTime:r}),null===this.fragCurrent?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING")):f},r.doFragPartsLoad=function(e,t,r,i){var a=this;return new Promise((function(n,s){var o,l=[],u=null==(o=r.details)?void 0:o.partList;!function t(o){a.fragmentLoader.loadPart(e,o,i).then((function(i){l[o.index]=i;var s=i.part;a.hls.trigger(E.FRAG_LOADED,i);var d=Pt(r,e.sn,o.index+1)||Ft(u,e.sn,o.index+1);if(!d)return n({frag:e,part:s,partsLoaded:l});t(d)})).catch(s)}(t)}))},r.handleFragLoadError=function(e){if("data"in e){var t=e.data;e.data&&t.details===S.INTERNAL_ABORTED?this.handleFragLoadAborted(t.frag,t.part):this.hls.trigger(E.ERROR,t)}else this.hls.trigger(E.ERROR,{type:T.OTHER_ERROR,details:S.INTERNAL_EXCEPTION,err:e,error:e,fatal:!0});return null},r._handleTransmuxerFlush=function(e){var t=this.getCurrentContext(e);if(t&&this.state===ai){var r=t.frag,i=t.part,a=t.level,n=self.performance.now();r.stats.parsing.end=n,i&&(i.stats.parsing.end=n),this.updateLevelTiming(r,i,a,e.partial)}else this.fragCurrent||this.state===Zr||this.state===oi||(this.state=ei)},r.getCurrentContext=function(e){var t=this.levels,r=this.fragCurrent,i=e.level,a=e.sn,n=e.part;if(null==t||!t[i])return this.warn("Levels object was unset while buffering fragment "+a+" of level "+i+". The current chunk will not be buffered."),null;var s=t[i],o=n>-1?Pt(s,a,n):null,l=o?o.fragment:function(e,t,r){if(null==e||!e.details)return null;var i=e.details,a=i.fragments[t-i.startSN];return a||((a=i.fragmentHint)&&a.sn===t?a:tn&&this.flushMainBuffer(s,e.start)}else this.flushMainBuffer(0,e.start)},r.getFwdBufferInfo=function(e,t){var r=this.getLoadPosition();return m(r)?this.getFwdBufferInfoAtPos(e,r,t):null},r.getFwdBufferInfoAtPos=function(e,t,r){var i=this.config.maxBufferHole,a=sr.bufferInfo(e,t,i);if(0===a.len&&void 0!==a.nextStart){var n=this.fragmentTracker.getBufferedFrag(t,r);if(n&&a.nextStart=r&&(t.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+t.maxMaxBufferLength+"s"),!0)},r.getAppendedFrag=function(e,t){var r=this.fragmentTracker.getAppendedFrag(e,at);return r&&"fragment"in r?r.fragment:r},r.getNextFragment=function(e,t){var r=t.fragments,i=r.length;if(!i)return null;var a,n=this.config,s=r[0].start;if(t.live){var o=n.initialLiveManifestSize;if(it},r.getNextFragmentLoopLoading=function(e,t,r,i,a){var n=e.gap,s=this.getNextFragment(this.nextLoadPosition,t);if(null===s)return s;if(e=s,n&&e&&!e.gap&&r.nextStart){var o=this.getFwdBufferInfoAtPos(this.mediaBuffer?this.mediaBuffer:this.media,r.nextStart,i);if(null!==o&&r.len+o.len>=a)return this.log('buffer full after gaps in "'+i+'" playlist starting at sn: '+e.sn),null}return e},r.mapToInitFragWhenRequired=function(e){return null==e||!e.initSegment||null!=e&&e.initSegment.data||this.bitrateTest?e:e.initSegment},r.getNextPart=function(e,t,r){for(var i=-1,a=!1,n=!0,s=0,o=e.length;s-1&&rr.start&&r.loaded},r.getInitialLiveFragment=function(e,t){var r=this.fragPrevious,i=null;if(r){if(e.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+r.programDateTime),i=function(e,t,r){if(null===t||!Array.isArray(e)||!e.length||!m(t))return null;if(t<(e[0].programDateTime||0))return null;if(t>=(e[e.length-1].endProgramDateTime||0))return null;r=r||0;for(var i=0;i=e.startSN&&a<=e.endSN){var n=t[a-e.startSN];r.cc===n.cc&&(i=n,this.log("Live playlist, switching playlist, load frag with next SN: "+i.sn))}i||(i=function(e,t){return Ht(e,(function(e){return e.cct?-1:0}))}(t,r.cc),i&&this.log("Live playlist, switching playlist, load frag with same CC: "+i.sn))}}else{var s=this.hls.liveSyncPosition;null!==s&&(i=this.getFragmentAtPosition(s,this.bitrateTest?e.fragmentEnd:e.edge,e))}return i},r.getFragmentAtPosition=function(e,t,r){var i,a=this.config,n=this.fragPrevious,s=r.fragments,o=r.endSN,l=r.fragmentHint,u=a.maxFragLookUpTolerance,d=r.partList,h=!!(a.lowLatencyMode&&null!=d&&d.length&&l);if(h&&l&&!this.bitrateTest&&(s=s.concat(l),o=l.sn),i=et-u?0:u):s[s.length-1]){var f=i.sn-r.startSN,c=this.fragmentTracker.getState(i);if((c===Ir||c===Cr&&i.gap)&&(n=i),n&&i.sn===n.sn&&(!h||d[0].fragment.sn>i.sn)&&n&&i.level===n.level){var v=s[f+1];i=i.sn=n-t.maxFragLookUpTolerance&&a<=s;if(null!==i&&r.duration>i&&(a"+e.startSN+" prev-sn: "+(o?o.sn:"na")+" fragments: "+i),l}return a},r.waitForCdnTuneIn=function(e){return e.live&&e.canBlockReload&&e.partTarget&&e.tuneInGoal>Math.max(e.partHoldBack,3*e.partTarget)},r.setStartPosition=function(e,t){var r=this.startPosition;if(r "+(null==(a=this.fragCurrent)?void 0:a.url))}else{var n=t.details===S.FRAG_GAP;n&&this.fragmentTracker.fragBuffered(i,!0);var s=t.errorAction,o=s||{},l=o.action,u=o.retryCount,d=void 0===u?0:u,h=o.retryConfig;if(s&&l===zt&&h){this.resetStartWhenNotLoaded(this.levelLastLoaded);var f=Bt(h,d);this.warn("Fragment "+i.sn+" of "+e+" "+i.level+" errored with "+t.details+", retrying loading "+(d+1)+"/"+h.maxNumRetry+" in "+f+"ms"),s.resolved=!0,this.retryDate=self.performance.now()+f,this.state=ii}else if(h&&s){if(this.resetFragmentErrors(e),!(d.5;i&&this.reduceMaxBufferLength(r.len);var a=!i;return a&&this.warn("Buffer full error while media.currentTime is not buffered, flush "+t+" buffer"),e.frag&&(this.fragmentTracker.removeFragment(e.frag),this.nextLoadPosition=e.frag.start),this.resetLoadingState(),a}return!1},r.resetFragmentErrors=function(e){e===nt&&(this.fragCurrent=null),this.loadedmetadata||(this.startFragRequested=!1),this.state!==Zr&&(this.state=ei)},r.afterBufferFlushed=function(e,t,r){if(e){var i=sr.getBuffered(e);this.fragmentTracker.detectEvictedFragments(t,i,r),this.state===si&&this.resetLoadingState()}},r.resetLoadingState=function(){this.log("Reset loading state"),this.fragCurrent=null,this.fragPrevious=null,this.state=ei},r.resetStartWhenNotLoaded=function(e){if(!this.loadedmetadata){this.startFragRequested=!1;var t=e?e.details:null;null!=t&&t.live?(this.startPosition=-1,this.setStartPosition(t,0),this.resetLoadingState()):this.nextLoadPosition=this.startPosition}},r.resetWhenMissingContext=function(e){this.warn("The loading context changed while buffering fragment "+e.sn+" of level "+e.level+". This chunk will not be buffered."),this.removeUnbufferedFrags(),this.resetStartWhenNotLoaded(this.levelLastLoaded),this.resetLoadingState()},r.removeUnbufferedFrags=function(e){void 0===e&&(e=0),this.fragmentTracker.removeFragmentsInRange(e,1/0,this.playlistType,!1,!0)},r.updateLevelTiming=function(e,t,r,i){var a,n=this,s=r.details;if(s){if(!Object.keys(e.elementaryStreams).reduce((function(t,a){var o=e.elementaryStreams[a];if(o){var l=o.endPTS-o.startPTS;if(l<=0)return n.warn("Could not parse fragment "+e.sn+" "+a+" duration reliably ("+l+")"),t||!1;var u=i?0:wt(s,e,o.startPTS,o.endPTS,o.startDTS,o.endDTS);return n.hls.trigger(E.LEVEL_PTS_UPDATED,{details:s,level:r,drift:u,type:a,frag:e,start:o.startPTS,end:o.endPTS}),!0}return t}),!1)&&null===(null==(a=this.transmuxer)?void 0:a.error)){var o=new Error("Found no media in fragment "+e.sn+" of level "+e.level+" resetting transmuxer to fallback to playlist timing");if(0===r.fragmentError&&(r.fragmentError++,e.gap=!0,this.fragmentTracker.removeFragment(e),this.fragmentTracker.fragBuffered(e,!0)),this.warn(o.message),this.hls.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:S.FRAG_PARSING_ERROR,fatal:!1,error:o,frag:e,reason:"Found no media in msn "+e.sn+' of level "'+r.url+'"'}),!this.hls)return;this.resetTransmuxer()}this.state=ni,this.hls.trigger(E.FRAG_PARSED,{frag:e,part:t})}else this.warn("level.details undefined")},r.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},r.recoverWorkerError=function(e){"demuxerWorker"===e.event&&(this.fragmentTracker.removeAllFragments(),this.resetTransmuxer(),this.resetStartWhenNotLoaded(this.levelLastLoaded),this.resetLoadingState())},s(t,[{key:"state",get:function(){return this._state},set:function(e){var t=this._state;t!==e&&(this._state=e,this.log(t+"->"+e))}}]),t}(Vr);function di(){return self.SourceBuffer||self.WebKitSourceBuffer}function hi(){if(!we())return!1;var e=di();return!e||e.prototype&&"function"==typeof e.prototype.appendBuffer&&"function"==typeof e.prototype.remove}function fi(e,t){return void 0===e&&(e=""),void 0===t&&(t=9e4),{type:e,id:-1,pid:-1,inputTimeScale:t,sequenceNumber:-1,samples:[],dropped:0}}var ci=function(){function e(){this._audioTrack=void 0,this._id3Track=void 0,this.frameIndex=0,this.cachedData=null,this.basePTS=null,this.initPTS=null,this.lastPTS=null}var t=e.prototype;return t.resetInitSegment=function(e,t,r,i){this._id3Track={type:"id3",id:3,pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0}},t.resetTimeStamp=function(e){this.initPTS=e,this.resetContiguity()},t.resetContiguity=function(){this.basePTS=null,this.lastPTS=null,this.frameIndex=0},t.canParse=function(e,t){return!1},t.appendFrame=function(e,t,r){},t.demux=function(e,t){this.cachedData&&(e=Ae(this.cachedData,e),this.cachedData=null);var r,i=Y(e,0),a=i?i.length:0,n=this._audioTrack,s=this._id3Track,o=i?X(i):void 0,l=e.length;for((null===this.basePTS||0===this.frameIndex&&m(o))&&(this.basePTS=vi(o,t,this.initPTS),this.lastPTS=this.basePTS),null===this.lastPTS&&(this.lastPTS=this.basePTS),i&&i.length>0&&s.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:i,type:ft,duration:Number.POSITIVE_INFINITY});a>>5}function yi(e,t){return t+1=e.length)return!1;var i=pi(e,t);if(i<=r)return!1;var a=t+i;return a===e.length||yi(e,a)}return!1}function Ti(e,t,r,i,a){if(!e.samplerate){var n=function(e,t,r,i){var a,n,s,o,l=navigator.userAgent.toLowerCase(),u=i,d=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];a=1+((192&t[r+2])>>>6);var h=(60&t[r+2])>>>2;if(!(h>d.length-1))return s=(1&t[r+2])<<2,s|=(192&t[r+3])>>>6,k.log("manifest codec:"+i+", ADTS type:"+a+", samplingIndex:"+h),/firefox/i.test(l)?h>=6?(a=5,o=new Array(4),n=h-3):(a=2,o=new Array(2),n=h):-1!==l.indexOf("android")?(a=2,o=new Array(2),n=h):(a=5,o=new Array(4),i&&(-1!==i.indexOf("mp4a.40.29")||-1!==i.indexOf("mp4a.40.5"))||!i&&h>=6?n=h-3:((i&&-1!==i.indexOf("mp4a.40.2")&&(h>=6&&1===s||/vivaldi/i.test(l))||!i&&1===s)&&(a=2,o=new Array(2)),n=h)),o[0]=a<<3,o[0]|=(14&h)>>1,o[1]|=(1&h)<<7,o[1]|=s<<3,5===a&&(o[1]|=(14&n)>>1,o[2]=(1&n)<<7,o[2]|=8,o[3]=0),{config:o,samplerate:d[h],channelCount:s,codec:"mp4a.40."+a,manifestCodec:u};var f=new Error("invalid ADTS sampling index:"+h);e.emit(E.ERROR,E.ERROR,{type:T.MEDIA_ERROR,details:S.FRAG_PARSING_ERROR,fatal:!0,error:f,reason:f.message})}(t,r,i,a);if(!n)return;e.config=n.config,e.samplerate=n.samplerate,e.channelCount=n.channelCount,e.codec=n.codec,e.manifestCodec=n.manifestCodec,k.log("parsed codec:"+e.codec+", rate:"+n.samplerate+", channels:"+n.channelCount)}}function Si(e){return 9216e4/e}function Li(e,t,r,i,a){var n,s=i+a*Si(e.samplerate),o=function(e,t){var r=mi(e,t);if(t+r<=e.length){var i=pi(e,t)-r;if(i>0)return{headerLength:r,frameLength:i}}}(t,r);if(o){var l=o.frameLength,u=o.headerLength,d=u+l,h=Math.max(0,r+d-t.length);h?(n=new Uint8Array(d-u)).set(t.subarray(r+u,t.length),0):n=t.subarray(r+u,r+d);var f={unit:n,pts:s};return h||e.samples.push(f),{sample:f,length:d,missing:h}}var c=t.length-r;return(n=new Uint8Array(c)).set(t.subarray(r,t.length),0),{sample:{unit:n,pts:s},length:c,missing:-1}}var Ri=null,Ai=[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],bi=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],Di=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],ki=[0,1,1,4];function _i(e,t,r,i,a){if(!(r+24>t.length)){var n=xi(t,r);if(n&&r+n.frameLength<=t.length){var s=i+a*(9e4*n.samplesPerFrame/n.sampleRate),o={unit:t.subarray(r,r+n.frameLength),pts:s,dts:s};return e.config=[],e.channelCount=n.channelCount,e.samplerate=n.sampleRate,e.samples.push(o),{sample:o,length:n.frameLength,missing:0}}}}function xi(e,t){var r=e[t+1]>>3&3,i=e[t+1]>>1&3,a=e[t+2]>>4&15,n=e[t+2]>>2&3;if(1!==r&&0!==a&&15!==a&&3!==n){var s=e[t+2]>>1&1,o=e[t+3]>>6,l=1e3*Ai[14*(3===r?3-i:3===i?3:4)+a-1],u=bi[3*(3===r?0:2===r?1:2)+n],d=3===o?1:2,h=Di[r][i],f=ki[i],c=8*h*f,v=Math.floor(h*l/u+s)*f;if(null===Ri){var g=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);Ri=g?parseInt(g[1]):0}return!!Ri&&Ri<=87&&2===i&&l>=224e3&&0===o&&(e[t+3]=128|e[t+3]),{sampleRate:u,channelCount:d,frameLength:v,samplesPerFrame:c}}}function wi(e,t){return 255===e[t]&&224==(224&e[t+1])&&0!=(6&e[t+1])}function Ci(e,t){return t+18&&109===e[r+4]&&111===e[r+5]&&111===e[r+6]&&102===e[r+7])return!0;r=i>1?r+i:t}return!1}(e)},t.demux=function(e,t){this.timeOffset=t;var r=e,i=this.videoTrack,a=this.txtTrack;if(this.config.progressive){this.remainderData&&(r=Ae(this.remainderData,e));var n=function(e){var t={valid:null,remainder:null},r=ge(e,["moof"]);if(r.length<2)return t.remainder=e,t;var i=r[r.length-1];return t.valid=V(e,0,i.byteOffset-8),t.remainder=V(e,i.byteOffset-8),t}(r);this.remainderData=n.remainder,i.samples=n.valid||new Uint8Array}else i.samples=r;var s=this.extractID3Track(i,t);return a.samples=be(t,i),{videoTrack:i,audioTrack:this.audioTrack,id3Track:s,textTrack:this.txtTrack}},t.flush=function(){var e=this.timeOffset,t=this.videoTrack,r=this.txtTrack;t.samples=this.remainderData||new Uint8Array,this.remainderData=null;var i=this.extractID3Track(t,this.timeOffset);return r.samples=be(e,t),{videoTrack:t,audioTrack:fi(),id3Track:i,textTrack:fi()}},t.extractID3Track=function(e,t){var r=this.id3Track;if(e.samples.length){var i=ge(e.samples,["emsg"]);i&&i.forEach((function(e){var i=function(e){var t=e[0],r="",i="",a=0,n=0,s=0,o=0,l=0,u=0;if(0===t){for(;"\0"!==de(e.subarray(u,u+1));)r+=de(e.subarray(u,u+1)),u+=1;for(r+=de(e.subarray(u,u+1)),u+=1;"\0"!==de(e.subarray(u,u+1));)i+=de(e.subarray(u,u+1)),u+=1;i+=de(e.subarray(u,u+1)),u+=1,a=fe(e,12),n=fe(e,16),o=fe(e,20),l=fe(e,24),u=28}else if(1===t){a=fe(e,u+=4);var d=fe(e,u+=4),h=fe(e,u+=4);for(u+=4,s=Math.pow(2,32)*d+h,p(s)||(s=Number.MAX_SAFE_INTEGER,k.warn("Presentation time exceeds safe integer limit and wrapped to max safe integer in parsing emsg box")),o=fe(e,u),l=fe(e,u+=4),u+=4;"\0"!==de(e.subarray(u,u+1));)r+=de(e.subarray(u,u+1)),u+=1;for(r+=de(e.subarray(u,u+1)),u+=1;"\0"!==de(e.subarray(u,u+1));)i+=de(e.subarray(u,u+1)),u+=1;i+=de(e.subarray(u,u+1)),u+=1}return{schemeIdUri:r,value:i,timeScale:a,presentationTime:s,presentationTimeDelta:n,eventDuration:o,id:l,payload:e.subarray(u,e.byteLength)}}(e);if(Fi.test(i.schemeIdUri)){var a=m(i.presentationTime)?i.presentationTime/i.timeScale:t+i.presentationTimeDelta/i.timeScale,n=4294967295===i.eventDuration?Number.POSITIVE_INFINITY:i.eventDuration/i.timeScale;n<=.001&&(n=Number.POSITIVE_INFINITY);var s=i.payload;r.samples.push({data:s,len:s.byteLength,dts:a,pts:a,type:vt,duration:n})}}))}return r},t.demuxSampleAes=function(e,t,r){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))},t.destroy=function(){},e}(),Mi=function(){function e(){this.VideoSample=null}var t=e.prototype;return t.createVideoSample=function(e,t,r,i){return{key:e,frame:!1,pts:t,dts:r,units:[],debug:i,length:0}},t.getLastNalUnit=function(e){var t,r,i=this.VideoSample;if(i&&0!==i.units.length||(i=e[e.length-1]),null!=(t=i)&&t.units){var a=i.units;r=a[a.length-1]}return r},t.pushAccessUnit=function(e,t){if(e.units.length&&e.frame){if(void 0===e.pts){var r=t.samples,i=r.length;if(!i)return void t.dropped++;var a=r[i-1];e.pts=a.pts,e.dts=a.dts}t.samples.push(e)}e.debug.length&&k.log(e.pts+"/"+e.dts+":"+e.debug)},e}(),Ni=function(){function e(e){this.data=void 0,this.bytesAvailable=void 0,this.word=void 0,this.bitsAvailable=void 0,this.data=e,this.bytesAvailable=e.byteLength,this.word=0,this.bitsAvailable=0}var t=e.prototype;return t.loadWord=function(){var e=this.data,t=this.bytesAvailable,r=e.byteLength-t,i=new Uint8Array(4),a=Math.min(4,t);if(0===a)throw new Error("no bytes available");i.set(e.subarray(r,r+a)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=8*a,this.bytesAvailable-=a},t.skipBits=function(e){var t;e=Math.min(e,8*this.bytesAvailable+this.bitsAvailable),this.bitsAvailable>e?(this.word<<=e,this.bitsAvailable-=e):(e-=this.bitsAvailable,e-=(t=e>>3)<<3,this.bytesAvailable-=t,this.loadWord(),this.word<<=e,this.bitsAvailable-=e)},t.readBits=function(e){var t=Math.min(this.bitsAvailable,e),r=this.word>>>32-t;if(e>32&&k.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=t,this.bitsAvailable>0)this.word<<=t;else{if(!(this.bytesAvailable>0))throw new Error("no bits available");this.loadWord()}return(t=e-t)>0&&this.bitsAvailable?r<>>e))return this.word<<=e,this.bitsAvailable-=e,e;return this.loadWord(),e+this.skipLZ()},t.skipUEG=function(){this.skipBits(1+this.skipLZ())},t.skipEG=function(){this.skipBits(1+this.skipLZ())},t.readUEG=function(){var e=this.skipLZ();return this.readBits(e+1)-1},t.readEG=function(){var e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)},t.readBoolean=function(){return 1===this.readBits(1)},t.readUByte=function(){return this.readBits(8)},t.readUShort=function(){return this.readBits(16)},t.readUInt=function(){return this.readBits(32)},t.skipScalingList=function(e){for(var t=8,r=8,i=0;i4){var c=new Ni(f).readSliceType();2!==c&&4!==c&&7!==c&&9!==c||(d=!0)}d&&null!=(h=l)&&h.frame&&!l.key&&(s.pushAccessUnit(l,e),l=s.VideoSample=null),l||(l=s.VideoSample=s.createVideoSample(!0,r.pts,r.dts,"")),l.frame=!0,l.key=d;break;case 5:n=!0,null!=(o=l)&&o.frame&&!l.key&&(s.pushAccessUnit(l,e),l=s.VideoSample=null),l||(l=s.VideoSample=s.createVideoSample(!0,r.pts,r.dts,"")),l.key=!0,l.frame=!0;break;case 6:n=!0,ke(i.data,1,r.pts,t.samples);break;case 7:var v,g;n=!0,u=!0;var m=i.data,p=new Ni(m).readSPS();if(!e.sps||e.width!==p.width||e.height!==p.height||(null==(v=e.pixelRatio)?void 0:v[0])!==p.pixelRatio[0]||(null==(g=e.pixelRatio)?void 0:g[1])!==p.pixelRatio[1]){e.width=p.width,e.height=p.height,e.pixelRatio=p.pixelRatio,e.sps=[m],e.duration=a;for(var y=m.subarray(1,4),E="avc1.",T=0;T<3;T++){var S=y[T].toString(16);S.length<2&&(S="0"+S),E+=S}e.codec=E}break;case 8:n=!0,e.pps=[i.data];break;case 9:n=!0,e.audFound=!0,l&&s.pushAccessUnit(l,e),l=s.VideoSample=s.createVideoSample(!1,r.pts,r.dts,"");break;case 12:n=!0;break;default:n=!1,l&&(l.debug+="unknown NAL "+i.type+" ")}l&&n&&l.units.push(i)})),i&&l&&(this.pushAccessUnit(l,e),this.VideoSample=null)},r.parseAVCNALu=function(e,t){var r,i,a=t.byteLength,n=e.naluState||0,s=n,o=[],l=0,u=-1,d=0;for(-1===n&&(u=0,d=31&t[0],n=0,l=1);l=0){var h={data:t.subarray(u,i),type:d};o.push(h)}else{var f=this.getLastNalUnit(e.samples);f&&(s&&l<=4-s&&f.state&&(f.data=f.data.subarray(0,f.data.byteLength-s)),i>0&&(f.data=Ae(f.data,t.subarray(0,i)),f.state=0))}l=0&&n>=0){var c={data:t.subarray(u,a),type:d,state:n};o.push(c)}if(0===o.length){var v=this.getLastNalUnit(e.samples);v&&(v.data=Ae(v.data,t))}return e.naluState=n,o},t}(Mi),Ui=function(){function e(e,t,r){this.keyData=void 0,this.decrypter=void 0,this.keyData=r,this.decrypter=new Jr(t,{removePKCS7Padding:!1})}var t=e.prototype;return t.decryptBuffer=function(e){return this.decrypter.decrypt(e,this.keyData.key.buffer,this.keyData.iv.buffer)},t.decryptAacSample=function(e,t,r){var i=this,a=e[t].unit;if(!(a.length<=16)){var n=a.subarray(16,a.length-a.length%16),s=n.buffer.slice(n.byteOffset,n.byteOffset+n.length);this.decryptBuffer(s).then((function(n){var s=new Uint8Array(n);a.set(s,16),i.decrypter.isSync()||i.decryptAacSamples(e,t+1,r)}))}},t.decryptAacSamples=function(e,t,r){for(;;t++){if(t>=e.length)return void r();if(!(e[t].unit.length<32||(this.decryptAacSample(e,t,r),this.decrypter.isSync())))return}},t.getAvcEncryptedData=function(e){for(var t=16*Math.floor((e.length-48)/160)+16,r=new Int8Array(t),i=0,a=32;a=e.length)return void i();for(var a=e[t].units;!(r>=a.length);r++){var n=a[r];if(!(n.data.length<=48||1!==n.type&&5!==n.type||(this.decryptAvcSample(e,t,r,i,n),this.decrypter.isSync())))return}}},e}(),Gi=188,Hi=function(){function e(e,t,r){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this._pmtId=-1,this._videoTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.remainderData=null,this.videoParser=void 0,this.observer=e,this.config=t,this.typeSupported=r,this.videoParser=new Bi}e.probe=function(t){var r=e.syncOffset(t);return r>0&&k.warn("MPEG2-TS detected but first sync word found @ offset "+r),-1!==r},e.syncOffset=function(e){for(var t=e.length,r=Math.min(940,t-Gi)+1,i=0;i1&&(0===n&&s>2||o+Gi>r))return n}i++}return-1},e.createTrack=function(e,t){return{container:"video"===e||"audio"===e?"video/mp2t":void 0,type:e,id:ue[e],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===e?t:void 0}};var t=e.prototype;return t.resetInitSegment=function(t,r,i,a){this.pmtParsed=!1,this._pmtId=-1,this._videoTrack=e.createTrack("video"),this._audioTrack=e.createTrack("audio",a),this._id3Track=e.createTrack("id3"),this._txtTrack=e.createTrack("text"),this._audioTrack.segmentCodec="aac",this.aacOverFlow=null,this.remainderData=null,this.audioCodec=r,this.videoCodec=i,this._duration=a},t.resetTimeStamp=function(){},t.resetContiguity=function(){var e=this._audioTrack,t=this._videoTrack,r=this._id3Track;e&&(e.pesData=null),t&&(t.pesData=null),r&&(r.pesData=null),this.aacOverFlow=null,this.remainderData=null},t.demux=function(t,r,i,a){var n;void 0===i&&(i=!1),void 0===a&&(a=!1),i||(this.sampleAes=null);var s=this._videoTrack,o=this._audioTrack,l=this._id3Track,u=this._txtTrack,d=s.pid,h=s.pesData,f=o.pid,c=l.pid,v=o.pesData,g=l.pesData,m=null,p=this.pmtParsed,y=this._pmtId,L=t.length;if(this.remainderData&&(L=(t=Ae(this.remainderData,t)).length,this.remainderData=null),L>4>1){if((x=b+5+t[b+4])===b+Gi)continue}else x=b+4;switch(_){case d:D&&(h&&(n=Yi(h))&&this.videoParser.parseAVCPES(s,u,n,!1,this._duration),h={data:[],size:0}),h&&(h.data.push(t.subarray(x,b+Gi)),h.size+=b+Gi-x);break;case f:if(D){if(v&&(n=Yi(v)))switch(o.segmentCodec){case"aac":this.parseAACPES(o,n);break;case"mp3":this.parseMPEGPES(o,n)}v={data:[],size:0}}v&&(v.data.push(t.subarray(x,b+Gi)),v.size+=b+Gi-x);break;case c:D&&(g&&(n=Yi(g))&&this.parseID3PES(l,n),g={data:[],size:0}),g&&(g.data.push(t.subarray(x,b+Gi)),g.size+=b+Gi-x);break;case 0:D&&(x+=t[x]+1),y=this._pmtId=Ki(t,x);break;case y:D&&(x+=t[x]+1);var w=ji(t,x,this.typeSupported,i);(d=w.videoPid)>0&&(s.pid=d,s.segmentCodec=w.segmentVideoCodec),(f=w.audioPid)>0&&(o.pid=f,o.segmentCodec=w.segmentAudioCodec),(c=w.id3Pid)>0&&(l.pid=c),null===m||p||(k.warn("MPEG-TS PMT found at "+b+" after unknown PID '"+m+"'. Backtracking to sync byte @"+R+" to parse all TS packets."),m=null,b=R-188),p=this.pmtParsed=!0;break;case 17:case 8191:break;default:m=_}}else A++;if(A>0){var C=new Error("Found "+A+" TS packet/s that do not start with 0x47");this.observer.emit(E.ERROR,E.ERROR,{type:T.MEDIA_ERROR,details:S.FRAG_PARSING_ERROR,fatal:!1,error:C,reason:C.message})}s.pesData=h,o.pesData=v,l.pesData=g;var I={audioTrack:o,videoTrack:s,id3Track:l,textTrack:u};return a&&this.extractRemainingSamples(I),I},t.flush=function(){var e,t=this.remainderData;return this.remainderData=null,e=t?this.demux(t,-1,!1,!0):{videoTrack:this._videoTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(e),this.sampleAes?this.decrypt(e,this.sampleAes):e},t.extractRemainingSamples=function(e){var t,r=e.audioTrack,i=e.videoTrack,a=e.id3Track,n=e.textTrack,s=i.pesData,o=r.pesData,l=a.pesData;if(s&&(t=Yi(s))?(this.videoParser.parseAVCPES(i,n,t,!0,this._duration),i.pesData=null):i.pesData=s,o&&(t=Yi(o))){switch(r.segmentCodec){case"aac":this.parseAACPES(r,t);break;case"mp3":this.parseMPEGPES(r,t)}r.pesData=null}else null!=o&&o.size&&k.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=o;l&&(t=Yi(l))?(this.parseID3PES(a,t),a.pesData=null):a.pesData=l},t.demuxSampleAes=function(e,t,r){var i=this.demux(e,r,!0,!this.config.progressive),a=this.sampleAes=new Ui(this.observer,this.config,t);return this.decrypt(i,a)},t.decrypt=function(e,t){return new Promise((function(r){var i=e.audioTrack,a=e.videoTrack;i.samples&&"aac"===i.segmentCodec?t.decryptAacSamples(i.samples,0,(function(){a.samples?t.decryptAvcSamples(a.samples,0,0,(function(){r(e)})):r(e)})):a.samples&&t.decryptAvcSamples(a.samples,0,0,(function(){r(e)}))}))},t.destroy=function(){this._duration=0},t.parseAACPES=function(e,t){var r,i,a,n=0,s=this.aacOverFlow,o=t.data;if(s){this.aacOverFlow=null;var l=s.missing,u=s.sample.unit.byteLength;if(-1===l)o=Ae(s.sample.unit,o);else{var d=u-l;s.sample.unit.set(o.subarray(0,l),d),e.samples.push(s.sample),n=s.missing}}for(r=n,i=o.length;r0)for(var l=t+5,u=o;u>2;){106===e[l]&&k.warn("AC-3 in M2TS support not included in build");var d=e[l+1]+2;l+=d,u-=d}break;case 194:case 135:k.warn("Unsupported EC-3 in M2TS found");break;case 36:k.warn("Unsupported HEVC in M2TS found")}t+=o+5}return a}function Wi(e){k.log(e+" with AES-128-CBC encryption found in unencrypted stream")}function Yi(e){var t,r,i,a,n,s=0,o=e.data;if(!e||0===e.size)return null;for(;o[0].length<19&&o.length>1;)o[0]=Ae(o[0],o[1]),o.splice(1,1);if(1===((t=o[0])[0]<<16)+(t[1]<<8)+t[2]){if((r=(t[4]<<8)+t[5])&&r>e.size-6)return null;var l=t[7];192&l&&(a=536870912*(14&t[9])+4194304*(255&t[10])+16384*(254&t[11])+128*(255&t[12])+(254&t[13])/2,64&l?a-(n=536870912*(14&t[14])+4194304*(255&t[15])+16384*(254&t[16])+128*(255&t[17])+(254&t[18])/2)>54e5&&(k.warn(Math.round((a-n)/9e4)+"s delta between PTS and DTS, align them"),a=n):n=a);var u=(i=t[8])+9;if(e.size<=u)return null;e.size-=u;for(var d=new Uint8Array(e.size),h=0,f=o.length;hc){u-=c;continue}t=t.subarray(u),c-=u,u=0}d.set(t,s),s+=c}return r&&(r-=i+3),{data:d,pts:a,dts:n,len:r}}return null}var qi=function(e){function t(){return e.apply(this,arguments)||this}l(t,e);var r=t.prototype;return r.resetInitSegment=function(t,r,i,a){e.prototype.resetInitSegment.call(this,t,r,i,a),this._audioTrack={container:"audio/mpeg",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"mp3",samples:[],manifestCodec:r,duration:a,inputTimeScale:9e4,dropped:0}},t.probe=function(e){if(!e)return!1;var t=Y(e,0),r=(null==t?void 0:t.length)||0;if(t&&11===e[r]&&119===e[r+1]&&void 0!==X(t)&&function(e,t){var r=0,i=5;t+=i;for(var a=new Uint32Array(1),n=new Uint32Array(1),s=new Uint8Array(1);i>0;){s[0]=e[t];var o=Math.min(i,8),l=8-o;n[0]=4278190080>>>24+l<>l,r=r?r<1?r-1:0),a=1;a>24&255,o[1]=t>>16&255,o[2]=t>>8&255,o[3]=255&t,o.set(e,4),n=0,t=8;n>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,a>>24,a>>16&255,a>>8&255,255&a,85,196,0,0]))},e.mdia=function(t){return e.box(e.types.mdia,e.mdhd(t.timescale,t.duration),e.hdlr(t.type),e.minf(t))},e.mfhd=function(t){return e.box(e.types.mfhd,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t]))},e.minf=function(t){return"audio"===t.type?e.box(e.types.minf,e.box(e.types.smhd,e.SMHD),e.DINF,e.stbl(t)):e.box(e.types.minf,e.box(e.types.vmhd,e.VMHD),e.DINF,e.stbl(t))},e.moof=function(t,r,i){return e.box(e.types.moof,e.mfhd(t),e.traf(i,r))},e.moov=function(t){for(var r=t.length,i=[];r--;)i[r]=e.trak(t[r]);return e.box.apply(null,[e.types.moov,e.mvhd(t[0].timescale,t[0].duration)].concat(i).concat(e.mvex(t)))},e.mvex=function(t){for(var r=t.length,i=[];r--;)i[r]=e.trex(t[r]);return e.box.apply(null,[e.types.mvex].concat(i))},e.mvhd=function(t,r){r*=t;var i=Math.floor(r/(Xi+1)),a=Math.floor(r%(Xi+1)),n=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,a>>24,a>>16&255,a>>8&255,255&a,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return e.box(e.types.mvhd,n)},e.sdtp=function(t){var r,i,a=t.samples||[],n=new Uint8Array(4+a.length);for(r=0;r>>8&255),n.push(255&a),n=n.concat(Array.prototype.slice.call(i));for(r=0;r>>8&255),s.push(255&a),s=s.concat(Array.prototype.slice.call(i));var o=e.box(e.types.avcC,new Uint8Array([1,n[3],n[4],n[5],255,224|t.sps.length].concat(n).concat([t.pps.length]).concat(s))),l=t.width,u=t.height,d=t.pixelRatio[0],h=t.pixelRatio[1];return e.box(e.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,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,e.box(e.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),e.box(e.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,255&d,h>>24,h>>16&255,h>>8&255,255&h])))},e.esds=function(e){var t=e.config.length;return new Uint8Array([0,0,0,0,3,23+t,0,1,0,4,15+t,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([t]).concat(e.config).concat([6,1,2]))},e.audioStsd=function(e){var t=e.samplerate;return 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,t>>8&255,255&t,0,0])},e.mp4a=function(t){return e.box(e.types.mp4a,e.audioStsd(t),e.box(e.types.esds,e.esds(t)))},e.mp3=function(t){return e.box(e.types[".mp3"],e.audioStsd(t))},e.ac3=function(t){return e.box(e.types["ac-3"],e.audioStsd(t),e.box(e.types.dac3,t.config))},e.stsd=function(t){return"audio"===t.type?"mp3"===t.segmentCodec&&"mp3"===t.codec?e.box(e.types.stsd,e.STSD,e.mp3(t)):"ac3"===t.segmentCodec?e.box(e.types.stsd,e.STSD,e.ac3(t)):e.box(e.types.stsd,e.STSD,e.mp4a(t)):e.box(e.types.stsd,e.STSD,e.avc1(t))},e.tkhd=function(t){var r=t.id,i=t.duration*t.timescale,a=t.width,n=t.height,s=Math.floor(i/(Xi+1)),o=Math.floor(i%(Xi+1));return e.box(e.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,a>>8&255,255&a,0,0,n>>8&255,255&n,0,0]))},e.traf=function(t,r){var i=e.sdtp(t),a=t.id,n=Math.floor(r/(Xi+1)),s=Math.floor(r%(Xi+1));return e.box(e.types.traf,e.box(e.types.tfhd,new Uint8Array([0,0,0,0,a>>24,a>>16&255,a>>8&255,255&a])),e.box(e.types.tfdt,new Uint8Array([1,0,0,0,n>>24,n>>16&255,n>>8&255,255&n,s>>24,s>>16&255,s>>8&255,255&s])),e.trun(t,i.length+16+20+8+16+8+8),i)},e.trak=function(t){return t.duration=t.duration||4294967295,e.box(e.types.trak,e.tkhd(t),e.mdia(t))},e.trex=function(t){var r=t.id;return e.box(e.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},e.trun=function(t,r){var i,a,n,s,o,l,u=t.samples||[],d=u.length,h=12+16*d,f=new Uint8Array(h);for(r+=8+h,f.set(["video"===t.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,n>>>16&255,n>>>8&255,255&n,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,61440&o.degradPrio,15&o.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return e.box(e.types.trun,f)},e.initSegment=function(t){e.types||e.init();var r=e.moov(t);return Ae(e.FTYP,r)},e}();function Ji(e,t){return void 0===t&&(t=!1),function(e,t,r,i){void 0===r&&(r=1),void 0===i&&(i=!1);var a=e*t*r;return i?Math.round(a):a}(e,1e3,1/9e4,t)}Qi.types=void 0,Qi.HDLR_TYPES=void 0,Qi.STTS=void 0,Qi.STSC=void 0,Qi.STCO=void 0,Qi.STSZ=void 0,Qi.VMHD=void 0,Qi.SMHD=void 0,Qi.STSD=void 0,Qi.FTYP=void 0,Qi.DINF=void 0;var $i=null,Zi=null,ea=function(){function e(e,t,r,i){if(this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=null,this._initDTS=null,this.nextAvcDts=null,this.nextAudioPts=null,this.videoSampleDuration=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.videoTrackConfig=void 0,this.observer=e,this.config=t,this.typeSupported=r,this.ISGenerated=!1,null===$i){var a=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);$i=a?parseInt(a[1]):0}if(null===Zi){var n=navigator.userAgent.match(/Safari\/(\d+)/i);Zi=n?parseInt(n[1]):0}}var t=e.prototype;return t.destroy=function(){this.config=this.videoTrackConfig=this._initPTS=this._initDTS=null},t.resetTimeStamp=function(e){k.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=e},t.resetNextTimestamp=function(){k.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},t.resetInitSegment=function(){k.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1,this.videoTrackConfig=void 0},t.getVideoStartPts=function(e){var t=!1,r=e.reduce((function(e,r){var i=r.pts-e;return i<-4294967296?(t=!0,ta(e,r.pts)):i>0?e:r.pts}),e[0].pts);return t&&k.debug("PTS rollover detected"),r},t.remux=function(e,t,r,i,a,n,s,o){var l,u,d,h,f,c,v=a,g=a,m=e.pid>-1,p=t.pid>-1,y=t.samples.length,E=e.samples.length>0,T=s&&y>0||y>1;if((!m||E)&&(!p||T)||this.ISGenerated||s){if(this.ISGenerated){var S,L,R,A,b=this.videoTrackConfig;!b||t.width===b.width&&t.height===b.height&&(null==(S=t.pixelRatio)?void 0:S[0])===(null==(L=b.pixelRatio)?void 0:L[0])&&(null==(R=t.pixelRatio)?void 0:R[1])===(null==(A=b.pixelRatio)?void 0:A[1])||this.resetInitSegment()}else d=this.generateIS(e,t,a,n);var D,_=this.isVideoContiguous,x=-1;if(T&&(x=function(e){for(var t=0;t0){k.warn("[mp4-remuxer]: Dropped "+x+" out of "+y+" video samples due to a missing keyframe");var w=this.getVideoStartPts(t.samples);t.samples=t.samples.slice(x),t.dropped+=x,D=g+=(t.samples[0].pts-w)/t.inputTimeScale}else-1===x&&(k.warn("[mp4-remuxer]: No keyframe found out of "+y+" video samples"),c=!1);if(this.ISGenerated){if(E&&T){var C=this.getVideoStartPts(t.samples),I=(ta(e.samples[0].pts,C)-C)/t.inputTimeScale;v+=Math.max(0,I),g+=Math.max(0,-I)}if(E){if(e.samplerate||(k.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),d=this.generateIS(e,t,a,n)),u=this.remuxAudio(e,v,this.isAudioContiguous,n,p||T||o===nt?g:void 0),T){var P=u?u.endPTS-u.startPTS:0;t.inputTimeScale||(k.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),d=this.generateIS(e,t,a,n)),l=this.remuxVideo(t,g,_,P)}}else T&&(l=this.remuxVideo(t,g,_,0));l&&(l.firstKeyFrame=x,l.independent=-1!==x,l.firstKeyFramePTS=D)}}return this.ISGenerated&&this._initPTS&&this._initDTS&&(r.samples.length&&(f=ra(r,a,this._initPTS,this._initDTS)),i.samples.length&&(h=ia(i,a,this._initPTS))),{audio:u,video:l,initSegment:d,independent:c,text:h,id3:f}},t.generateIS=function(e,t,r,i){var a,n,s,o=e.samples,l=t.samples,u=this.typeSupported,d={},h=this._initPTS,f=!h||i,c="audio/mp4";if(f&&(a=n=1/0),e.config&&o.length){switch(e.timescale=e.samplerate,e.segmentCodec){case"mp3":u.mpeg?(c="audio/mpeg",e.codec=""):u.mp3&&(e.codec="mp3");break;case"ac3":e.codec="ac-3"}d.audio={id:"audio",container:c,codec:e.codec,initSegment:"mp3"===e.segmentCodec&&u.mpeg?new Uint8Array(0):Qi.initSegment([e]),metadata:{channelCount:e.channelCount}},f&&(s=e.inputTimeScale,h&&s===h.timescale?f=!1:a=n=o[0].pts-Math.round(s*r))}if(t.sps&&t.pps&&l.length){if(t.timescale=t.inputTimeScale,d.video={id:"main",container:"video/mp4",codec:t.codec,initSegment:Qi.initSegment([t]),metadata:{width:t.width,height:t.height}},f)if(s=t.inputTimeScale,h&&s===h.timescale)f=!1;else{var v=this.getVideoStartPts(l),g=Math.round(s*r);n=Math.min(n,ta(l[0].dts,v)-g),a=Math.min(a,v-g)}this.videoTrackConfig={width:t.width,height:t.height,pixelRatio:t.pixelRatio}}if(Object.keys(d).length)return this.ISGenerated=!0,f?(this._initPTS={baseTime:a,timescale:s},this._initDTS={baseTime:n,timescale:s}):a=s=void 0,{tracks:d,initPTS:a,timescale:s}},t.remuxVideo=function(e,t,r,i){var a,n,s=e.inputTimeScale,l=e.samples,u=[],d=l.length,h=this._initPTS,f=this.nextAvcDts,c=8,v=this.videoSampleDuration,g=Number.POSITIVE_INFINITY,m=Number.NEGATIVE_INFINITY,p=!1;if(!r||null===f){var y=t*s,L=l[0].pts-ta(l[0].dts,l[0].pts);$i&&null!==f&&Math.abs(y-L-f)<15e3?r=!0:f=y-L}for(var R=h.baseTime*s/h.timescale,A=0;A0?A-1:A].dts&&(p=!0)}p&&l.sort((function(e,t){var r=e.dts-t.dts,i=e.pts-t.pts;return r||i})),a=l[0].dts;var D=(n=l[l.length-1].dts)-a,_=D?Math.round(D/(d-1)):v||e.inputTimeScale/30;if(r){var x=a-f,w=x>_,C=x<-1;if((w||C)&&(w?k.warn("AVC: "+Ji(x,!0)+" ms ("+x+"dts) hole between fragments detected at "+t.toFixed(3)):k.warn("AVC: "+Ji(-x,!0)+" ms ("+x+"dts) overlapping between fragments detected at "+t.toFixed(3)),!C||f>=l[0].pts||$i)){a=f;var I=l[0].pts-x;if(w)l[0].dts=a,l[0].pts=I;else for(var P=0;PI);P++)l[P].dts-=x,l[P].pts-=x;k.log("Video: Initial PTS/DTS adjusted: "+Ji(I,!0)+"/"+Ji(a,!0)+", delta: "+Ji(x,!0)+" ms")}}for(var F=0,O=0,M=a=Math.max(0,a),N=0;N0?$.dts-l[J-1].dts:_;if(se=J>0?$.pts-l[J-1].pts:_,oe.stretchShortVideoTrack&&null!==this.nextAudioPts){var ue=Math.floor(oe.maxBufferHole*s),de=(i?g+i*s:this.nextAudioPts)-$.pts;de>ue?((v=de-le)<0?v=le:Y=!0,k.log("[mp4-remuxer]: It is approximately "+de/90+" ms to the next segment; using duration "+v/90+" ms for the last video frame.")):v=le}else v=le}var he=Math.round($.pts-$.dts);q=Math.min(q,v),X=Math.max(X,v),z=Math.min(z,se),Q=Math.max(Q,se),u.push(new aa($.key,v,ee,he))}if(u.length)if($i){if($i<70){var fe=u[0].flags;fe.dependsOn=2,fe.isNonSync=0}}else if(Zi&&Q-z0&&(i&&Math.abs(p-m)<9e3||Math.abs(ta(v[0].pts-y,p)-m)<20*u),v.forEach((function(e){e.pts=ta(e.pts-y,p)})),!r||m<0){if(v=v.filter((function(e){return e.pts>=0})),!v.length)return;m=0===a?0:i&&!c?Math.max(0,p):v[0].pts}if("aac"===e.segmentCodec)for(var L=this.config.maxAudioFramesDrift,R=0,A=m;R=L*u&&x<1e4&&c){var w=Math.round(_/u);(A=D-w*u)<0&&(w--,A+=u),0===R&&(this.nextAudioPts=m=A),k.warn("[mp4-remuxer]: Injecting "+w+" audio frame @ "+(A/n).toFixed(3)+"s due to "+Math.round(1e3*_/n)+" ms gap.");for(var C=0;C0))return;N+=g;try{F=new Uint8Array(N)}catch(e){return void this.observer.emit(E.ERROR,E.ERROR,{type:T.MUX_ERROR,details:S.REMUX_ALLOC_ERROR,fatal:!1,error:e,bytes:N,reason:"fail allocating audio mdat "+N})}h||(new DataView(F.buffer).setUint32(0,N),F.set(Qi.types.mdat,4))}F.set(V,g);var j=V.byteLength;g+=j,f.push(new aa(!0,l,j,0)),M=K}var W=f.length;if(W){var Y=f[f.length-1];this.nextAudioPts=m=M+s*Y.duration;var q=h?new Uint8Array(0):Qi.moof(e.sequenceNumber++,O/s,o({},e,{samples:f}));e.samples=[];var z=O/n,X=m/n,Q={data1:q,data2:F,startPTS:z,endPTS:X,startDTS:z,endDTS:X,type:"audio",hasAudio:!0,hasVideo:!1,nb:W};return this.isAudioContiguous=!0,Q}},t.remuxEmptyAudio=function(e,t,r,i){var a=e.inputTimeScale,n=a/(e.samplerate?e.samplerate:a),s=this.nextAudioPts,o=this._initDTS,l=9e4*o.baseTime/o.timescale,u=(null!==s?s:i.startDTS*a)+l,d=i.endDTS*a+l,h=1024*n,f=Math.ceil((d-u)/h),c=zi.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);if(k.warn("[mp4-remuxer]: remux empty Audio"),c){for(var v=[],g=0;g4294967296;)e+=r;return e}function ra(e,t,r,i){var a=e.samples.length;if(a){for(var n=e.inputTimeScale,s=0;sa}(l,p,a,v)||f.timescale!==l.timescale&&n)&&(f.initPTS=p-a,l&&1===l.timescale&&k.warn("Adjusting initPTS by "+(f.initPTS-l.baseTime)),this.initPTS=l={baseTime:f.initPTS,timescale:1});var y=e?p-l.baseTime/l.timescale:u,E=y+v;!function(e,t,r){ge(t,["moof","traf"]).forEach((function(t){ge(t,["tfhd"]).forEach((function(i){var a=fe(i,4),n=e[a];if(n){var s=n.timescale||9e4;ge(t,["tfdt"]).forEach((function(e){var t=e[0],i=r*s;if(i){var a=fe(e,4);if(0===t)a-=i,ve(e,4,a=Math.max(a,0));else{a*=Math.pow(2,32),a+=fe(e,8),a-=i,a=Math.max(a,0);var n=Math.floor(a/(oe+1)),o=Math.floor(a%(oe+1));ve(e,4,n),ve(e,8,o)}}}))}}))}))}(c,h,l.baseTime/l.timescale),v>0?this.lastEndTime=E:(k.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var T=!!c.audio,S=!!c.video,L="";T&&(L+="audio"),S&&(L+="video");var R={data1:h,startPTS:y,startDTS:y,endPTS:E,endDTS:E,type:L,hasAudio:T,hasVideo:S,nb:1,dropped:0};return d.audio="audio"===R.type?R:void 0,d.video="audio"!==R.type?R:void 0,d.initSegment=f,d.id3=ra(r,a,l,l),i.samples.length&&(d.text=ia(i,a,l)),d},e}();function sa(e,t){var r=null==e?void 0:e.codec;if(r&&r.length>4)return r;if(t===F){if("ec-3"===r||"ac-3"===r||"alac"===r)return r;if("fLaC"===r||"Opus"===r)return Ue(r,!1);var i="mp4a.40.5";return k.info('Parsed audio codec "'+r+'" or audio object type not handled. Using "'+i+'"'),i}return k.warn('Unhandled video codec "'+r+'"'),"hvc1"===r||"hev1"===r?"hvc1.1.6.L120.90":"av01"===r?"av01.0.04M.08":"avc1.42e01e"}var oa,la="undefined"!=typeof self?self:void 0;try{oa=self.performance.now.bind(self.performance)}catch(e){k.debug("Unable to use Performance API on this environment"),oa=null==la?void 0:la.Date.now}var ua=[{demux:Oi,remux:na},{demux:Hi,remux:ea},{demux:Pi,remux:ea},{demux:qi,remux:ea}],da=function(){function e(e,t,r,i,a){this.async=!1,this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=e,this.typeSupported=t,this.config=r,this.vendor=i,this.id=a}var t=e.prototype;return t.configure=function(e){this.transmuxConfig=e,this.decrypter&&this.decrypter.reset()},t.push=function(e,t,r,i){var a=this,n=r.transmuxing;n.executeStart=oa();var s=new Uint8Array(e),o=this.currentTransmuxState,l=this.transmuxConfig;i&&(this.currentTransmuxState=i);var u=i||o,d=u.contiguous,h=u.discontinuity,f=u.trackSwitch,c=u.accurateTimeOffset,v=u.timeOffset,g=u.initSegmentChange,m=l.audioCodec,p=l.videoCodec,y=l.defaultInitPts,L=l.duration,R=l.initSegmentData,A=function(e,t){var r=null;return e.byteLength>0&&null!=(null==t?void 0:t.key)&&null!==t.iv&&null!=t.method&&(r=t),r}(s,t);if(A&&"AES-128"===A.method){var b=this.getDecrypter();if(!b.isSync())return this.decryptionPromise=b.webCryptoDecrypt(s,A.key.buffer,A.iv.buffer).then((function(e){var t=a.push(e,null,r);return a.decryptionPromise=null,t})),this.decryptionPromise;var D=b.softwareDecrypt(s,A.key.buffer,A.iv.buffer);if(r.part>-1&&(D=b.flush()),!D)return n.executeEnd=oa(),ha(r);s=new Uint8Array(D)}var _=this.needsProbing(h,f);if(_){var x=this.configureTransmuxer(s);if(x)return k.warn("[transmuxer] "+x.message),this.observer.emit(E.ERROR,E.ERROR,{type:T.MEDIA_ERROR,details:S.FRAG_PARSING_ERROR,fatal:!1,error:x,reason:x.message}),n.executeEnd=oa(),ha(r)}(h||f||g||_)&&this.resetInitSegment(R,m,p,L,t),(h||g||_)&&this.resetInitialTimestamp(y),d||this.resetContiguity();var w=this.transmux(s,A,v,c,r),C=this.currentTransmuxState;return C.contiguous=!0,C.discontinuity=!1,C.trackSwitch=!1,n.executeEnd=oa(),w},t.flush=function(e){var t=this,r=e.transmuxing;r.executeStart=oa();var i=this.decrypter,a=this.currentTransmuxState,n=this.decryptionPromise;if(n)return n.then((function(){return t.flush(e)}));var s=[],o=a.timeOffset;if(i){var l=i.flush();l&&s.push(this.push(l,null,e))}var u=this.demuxer,d=this.remuxer;if(!u||!d)return r.executeEnd=oa(),[ha(e)];var h=u.flush(o);return fa(h)?h.then((function(r){return t.flushRemux(s,r,e),s})):(this.flushRemux(s,h,e),s)},t.flushRemux=function(e,t,r){var i=t.audioTrack,a=t.videoTrack,n=t.id3Track,s=t.textTrack,o=this.currentTransmuxState,l=o.accurateTimeOffset,u=o.timeOffset;k.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var d=this.remuxer.remux(i,a,n,s,u,l,!0,this.id);e.push({remuxResult:d,chunkMeta:r}),r.transmuxing.executeEnd=oa()},t.resetInitialTimestamp=function(e){var t=this.demuxer,r=this.remuxer;t&&r&&(t.resetTimeStamp(e),r.resetTimeStamp(e))},t.resetContiguity=function(){var e=this.demuxer,t=this.remuxer;e&&t&&(e.resetContiguity(),t.resetNextTimestamp())},t.resetInitSegment=function(e,t,r,i,a){var n=this.demuxer,s=this.remuxer;n&&s&&(n.resetInitSegment(e,t,r,i),s.resetInitSegment(e,t,r,a))},t.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},t.transmux=function(e,t,r,i,a){return t&&"SAMPLE-AES"===t.method?this.transmuxSampleAes(e,t,r,i,a):this.transmuxUnencrypted(e,r,i,a)},t.transmuxUnencrypted=function(e,t,r,i){var a=this.demuxer.demux(e,t,!1,!this.config.progressive),n=a.audioTrack,s=a.videoTrack,o=a.id3Track,l=a.textTrack;return{remuxResult:this.remuxer.remux(n,s,o,l,t,r,!1,this.id),chunkMeta:i}},t.transmuxSampleAes=function(e,t,r,i,a){var n=this;return this.demuxer.demuxSampleAes(e,t,r).then((function(e){return{remuxResult:n.remuxer.remux(e.audioTrack,e.videoTrack,e.id3Track,e.textTrack,r,i,!1,n.id),chunkMeta:a}}))},t.configureTransmuxer=function(e){for(var t,r=this.config,i=this.observer,a=this.typeSupported,n=this.vendor,s=0,o=ua.length;s1&&l.id===(null==m?void 0:m.stats.chunkCount),L=!y&&(1===E||0===E&&(1===T||S&&T<=0)),R=self.performance.now();(y||E||0===a.stats.parsing.start)&&(a.stats.parsing.start=R),!n||!T&&L||(n.stats.parsing.start=R);var A=!(m&&(null==(d=a.initSegment)?void 0:d.url)===(null==(h=m.initSegment)?void 0:h.url)),b=new va(p,L,o,y,v,A);if(!L||p||A){k.log("[transmuxer-interface, "+a.type+"]: Starting new transmux session for sn: "+l.sn+" p: "+l.part+" level: "+l.level+" id: "+l.id+"\n discontinuity: "+p+"\n trackSwitch: "+y+"\n contiguous: "+L+"\n accurateTimeOffset: "+o+"\n timeOffset: "+v+"\n initSegmentChange: "+A);var D=new ca(r,i,t,s,u);this.configureTransmuxer(D)}if(this.frag=a,this.part=n,this.workerContext)this.workerContext.worker.postMessage({cmd:"demux",data:e,decryptdata:g,chunkMeta:l,state:b},e instanceof ArrayBuffer?[e]:[]);else if(c){var _=c.push(e,g,l,b);fa(_)?(c.async=!0,_.then((function(e){f.handleTransmuxComplete(e)})).catch((function(e){f.transmuxerError(e,l,"transmuxer-interface push error")}))):(c.async=!1,this.handleTransmuxComplete(_))}},r.flush=function(e){var t=this;e.transmuxing.start=self.performance.now();var r=this.transmuxer;if(this.workerContext)this.workerContext.worker.postMessage({cmd:"flush",chunkMeta:e});else if(r){var i=r.flush(e);fa(i)||r.async?(fa(i)||(i=Promise.resolve(i)),i.then((function(r){t.handleFlushResult(r,e)})).catch((function(r){t.transmuxerError(r,e,"transmuxer-interface flush error")}))):this.handleFlushResult(i,e)}},r.transmuxerError=function(e,t,r){this.hls&&(this.error=e,this.hls.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:S.FRAG_PARSING_ERROR,chunkMeta:t,fatal:!1,error:e,err:e,reason:r}))},r.handleFlushResult=function(e,t){var r=this;e.forEach((function(e){r.handleTransmuxComplete(e)})),this.onFlush(t)},r.onWorkerMessage=function(e){var t=e.data,r=this.hls;switch(t.event){case"init":var i,a=null==(i=this.workerContext)?void 0:i.objectURL;a&&self.URL.revokeObjectURL(a);break;case"transmuxComplete":this.handleTransmuxComplete(t.data);break;case"flush":this.onFlush(t.data);break;case"workerLog":k[t.data.logType]&&k[t.data.logType](t.data.message);break;default:t.data=t.data||{},t.data.frag=this.frag,t.data.id=this.id,r.trigger(t.event,t.data)}},r.configureTransmuxer=function(e){var t=this.transmuxer;this.workerContext?this.workerContext.worker.postMessage({cmd:"configure",config:e}):t&&t.configure(e)},r.handleTransmuxComplete=function(e){e.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(e)},t}(),Sa=function(){function e(e,t,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=e,this.media=t,this.fragmentTracker=r,this.hls=i}var t=e.prototype;return t.destroy=function(){this.media=null,this.hls=this.fragmentTracker=null},t.poll=function(e,t){var r=this.config,i=this.media,a=this.stalled;if(null!==i){var n=i.currentTime,s=i.seeking,o=this.seeking&&!s,l=!this.seeking&&s;if(this.seeking=s,n===e)if(l||o)this.stalled=null;else if(i.paused&&!s||i.ended||0===i.playbackRate||!sr.getBuffered(i).length)this.nudgeRetry=0;else{var u=sr.bufferInfo(i,n,0),d=u.nextStart||0;if(s){var h=u.len>2,f=!d||t&&t.start<=n||d-n>2&&!this.fragmentTracker.getPartialFragment(n);if(h||f)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var c;if(!(u.len>0||d))return;var v=Math.max(d,u.start||0)-n,g=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,m=(null==g||null==(c=g.details)?void 0:c.live)?2*g.details.targetduration:2,p=this.fragmentTracker.getPartialFragment(n);if(v>0&&(v<=m||p))return void(i.paused||this._trySkipBufferHole(p))}var y=self.performance.now();if(null!==a){var E=y-a;if(s||!(E>=250)||(this._reportStall(u),this.media)){var T=sr.bufferInfo(i,n,r.maxBufferHole);this._tryFixBufferStall(T,E)}}else this.stalled=y}else if(this.moved=!0,s||(this.nudgeRetry=0),null!==a){if(this.stallReported){var S=self.performance.now()-a;k.warn("playback not stuck anymore @"+n+", after "+Math.round(S)+"ms"),this.stallReported=!1}this.stalled=null}}},t._tryFixBufferStall=function(e,t){var r=this.config,i=this.fragmentTracker,a=this.media;if(null!==a){var n=a.currentTime,s=i.getPartialFragment(n);if(s&&(this._trySkipBufferHole(s)||!this.media))return;(e.len>r.maxBufferHole||e.nextStart&&e.nextStart-n1e3*r.highBufferWatchdogPeriod&&(k.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())}},t._reportStall=function(e){var t=this.hls,r=this.media;if(!this.stallReported&&r){this.stallReported=!0;var i=new Error("Playback stalling at @"+r.currentTime+" due to low buffer ("+JSON.stringify(e)+")");k.warn(i.message),t.trigger(E.ERROR,{type:T.MEDIA_ERROR,details:S.BUFFER_STALLED_ERROR,fatal:!1,error:i,buffer:e.len})}},t._trySkipBufferHole=function(e){var t=this.config,r=this.hls,i=this.media;if(null===i)return 0;var a=i.currentTime,n=sr.bufferInfo(i,a,0),s=a0&&n.len<1&&i.readyState<3,u=s-a;if(u>0&&(o||l)){if(u>t.maxBufferHole){var d=this.fragmentTracker,h=!1;if(0===a){var f=d.getAppendedFrag(0,at);f&&s1?(i=0,this.bitrateTest=!0):i=r.firstAutoLevel),this.level=r.nextLoadLevel=i,this.loadedmetadata=!1}t>0&&-1===e&&(this.log("Override startPosition with lastCurrentTime @"+t.toFixed(3)),e=t),this.state=ei,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()}else this._forceStartLoad=!0,this.state=Zr},r.stopLoad=function(){this._forceStartLoad=!1,e.prototype.stopLoad.call(this)},r.doTick=function(){switch(this.state){case li:var e=this.levels,t=this.level,r=null==e?void 0:e[t],i=null==r?void 0:r.details;if(i&&(!i.live||this.levelLastLoaded===r)){if(this.waitForCdnTuneIn(i))break;this.state=ei;break}if(this.hls.nextLoadLevel!==this.level){this.state=ei;break}break;case ii:var a,n=self.performance.now(),s=this.retryDate;if(!s||n>=s||null!=(a=this.media)&&a.seeking){var o=this.levels,l=this.level,u=null==o?void 0:o[l];this.resetStartWhenNotLoaded(u||null),this.state=ei}}this.state===ei&&this.doTickIdle(),this.onTickEnd()},r.onTickEnd=function(){e.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},r.doTickIdle=function(){var e=this.hls,t=this.levelLastLoaded,r=this.levels,i=this.media,a=e.config,n=e.nextLoadLevel;if(null!==t&&(i||!this.startFragRequested&&a.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&null!=r&&r[n]){var s=r[n],o=this.getMainFwdBufferInfo();if(null!==o){var l=this.getLevelDetails();if(l&&this._streamEnded(o,l)){var u={};return this.altAudio&&(u.type="video"),this.hls.trigger(E.BUFFER_EOS,u),void(this.state=si)}e.loadLevel!==n&&-1===e.manualLevel&&this.log("Adapting to level "+n+" from level "+this.level),this.level=e.nextLoadLevel=n;var d=s.details;if(!d||this.state===li||d.live&&this.levelLastLoaded!==s)return this.level=n,void(this.state=li);var h=o.len,f=this.getMaxBufferLength(s.maxBitrate);if(!(h>=f)){this.backtrackFragment&&this.backtrackFragment.start>o.end&&(this.backtrackFragment=null);var c=this.backtrackFragment?this.backtrackFragment.start:o.end,v=this.getNextFragment(c,d);if(this.couldBacktrack&&!this.fragPrevious&&v&&"initSegment"!==v.sn&&this.fragmentTracker.getState(v)!==Ir){var g,m=(null!=(g=this.backtrackFragment)?g:v).sn-d.startSN,p=d.fragments[m-1];p&&v.cc===p.cc&&(v=p,this.fragmentTracker.removeFragment(p))}else this.backtrackFragment&&o.len&&(this.backtrackFragment=null);if(v&&this.isLoopLoading(v,c)){if(!v.gap){var y=this.audioOnly&&!this.altAudio?F:O,T=(y===O?this.videoBuffer:this.mediaBuffer)||this.media;T&&this.afterBufferFlushed(T,y,at)}v=this.getNextFragmentLoopLoading(v,d,o,at,f)}v&&(!v.initSegment||v.initSegment.data||this.bitrateTest||(v=v.initSegment),this.loadFragment(v,s,c))}}}},r.loadFragment=function(t,r,i){var a=this.fragmentTracker.getState(t);this.fragCurrent=t,a===xr||a===Cr?"initSegment"===t.sn?this._loadInitSegment(t,r):this.bitrateTest?(this.log("Fragment "+t.sn+" of level "+t.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(t,r)):(this.startFragRequested=!0,e.prototype.loadFragment.call(this,t,r,i)):this.clearTrackerIfNeeded(t)},r.getBufferedFrag=function(e){return this.fragmentTracker.getBufferedFrag(e,at)},r.followingBufferedFrag=function(e){return e?this.getBufferedFrag(e.end+.5):null},r.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},r.nextLevelSwitch=function(){var e=this.levels,t=this.media;if(null!=t&&t.readyState){var r,i=this.getAppendedFrag(t.currentTime);i&&i.start>1&&this.flushMainBuffer(0,i.start-1);var a=this.getLevelDetails();if(null!=a&&a.live){var n=this.getMainFwdBufferInfo();if(!n||n.len<2*a.targetduration)return}if(!t.paused&&e){var s=e[this.hls.nextLoadLevel],o=this.fragLastKbps;r=o&&this.fragCurrent?this.fragCurrent.duration*s.maxBitrate/(1e3*o)+1:0}else r=0;var l=this.getBufferedFrag(t.currentTime+r);if(l){var u=this.followingBufferedFrag(l);if(u){this.abortCurrentFrag();var d=u.maxStartPTS?u.maxStartPTS:u.start,h=u.duration,f=Math.max(l.end,d+Math.min(Math.max(h-this.config.maxFragLookUpTolerance,h*(this.couldBacktrack?.5:.125)),h*(this.couldBacktrack?.75:.25)));this.flushMainBuffer(f,Number.POSITIVE_INFINITY)}}}},r.abortCurrentFrag=function(){var e=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,e&&(e.abortRequests(),this.fragmentTracker.removeFragment(e)),this.state){case ti:case ri:case ii:case ai:case ni:this.state=ei}this.nextLoadPosition=this.getLoadPosition()},r.flushMainBuffer=function(t,r){e.prototype.flushMainBuffer.call(this,t,r,this.altAudio?"video":null)},r.onMediaAttached=function(t,r){e.prototype.onMediaAttached.call(this,t,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 Sa(this.config,i,this.fragmentTracker,this.hls)},r.onMediaDetaching=function(){var t=this.media;t&&this.onvplaying&&this.onvseeked&&(t.removeEventListener("playing",this.onvplaying),t.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),e.prototype.onMediaDetaching.call(this)},r.onMediaPlaying=function(){this.tick()},r.onMediaSeeked=function(){var e=this.media,t=e?e.currentTime:null;m(t)&&this.log("Media seeked to "+t.toFixed(3));var r=this.getMainFwdBufferInfo();null!==r&&0!==r.len?this.tick():this.warn('Main forward buffer length on "seeked" event '+(r?r.len:"empty")+")")},r.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(E.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=!1,this.startPosition=this.lastCurrentTime=this.fragLastKbps=0,this.levels=this.fragPlaying=this.backtrackFragment=this.levelLastLoaded=null,this.altAudio=this.audioOnly=this.startFragRequested=!1},r.onManifestParsed=function(e,t){var r,i,a=!1,n=!1;t.levels.forEach((function(e){var t=e.audioCodec;t&&(a=a||-1!==t.indexOf("mp4a.40.2"),n=n||-1!==t.indexOf("mp4a.40.5"))})),this.audioCodecSwitch=a&&n&&!("function"==typeof(null==(i=di())||null==(r=i.prototype)?void 0:r.changeType)),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=t.levels,this.startFragRequested=!1},r.onLevelLoading=function(e,t){var r=this.levels;if(r&&this.state===ei){var i=r[t.level];(!i.details||i.details.live&&this.levelLastLoaded!==i||this.waitForCdnTuneIn(i.details))&&(this.state=li)}},r.onLevelLoaded=function(e,t){var r,i=this.levels,a=t.level,n=t.details,s=n.totalduration;if(i){this.log("Level "+a+" loaded ["+n.startSN+","+n.endSN+"]"+(n.lastPartSn?"[part-"+n.lastPartSn+"-"+n.lastPartIndex+"]":"")+", cc ["+n.startCC+", "+n.endCC+"] duration:"+s);var o=i[a],l=this.fragCurrent;!l||this.state!==ri&&this.state!==ii||l.level!==t.level&&l.loader&&this.abortCurrentFrag();var u=0;if(n.live||null!=(r=o.details)&&r.live){var d;if(this.checkLiveUpdate(n),n.deltaUpdateFailed)return;u=this.alignPlaylists(n,o.details,null==(d=this.levelLastLoaded)?void 0:d.details)}if(o.details=n,this.levelLastLoaded=o,this.hls.trigger(E.LEVEL_UPDATED,{details:n,level:a}),this.state===li){if(this.waitForCdnTuneIn(n))return;this.state=ei}this.startFragRequested?n.live&&this.synchronizeToLiveEdge(n):this.setStartPosition(n,u),this.tick()}else this.warn("Levels were reset while loading level "+a)},r._handleFragmentLoadProgress=function(e){var t,r=e.frag,i=e.part,a=e.payload,n=this.levels;if(n){var s=n[r.level],o=s.details;if(!o)return this.warn("Dropping fragment "+r.sn+" of level "+r.level+" after level details were reset"),void this.fragmentTracker.removeFragment(r);var l=s.videoCodec,u=o.PTSKnown||!o.live,d=null==(t=r.initSegment)?void 0:t.data,h=this._getAudioCodec(s),f=this.transmuxer=this.transmuxer||new Ta(this.hls,at,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),c=i?i.index:-1,v=-1!==c,g=new Kr(r.level,r.sn,r.stats.chunkCount,a.byteLength,c,v),m=this.initPTS[r.cc];f.push(a,d,h,l,r,i,o.totalduration,u,g,m)}else this.warn("Levels were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},r.onAudioTrackSwitching=function(e,t){var r=this.altAudio;if(!t.url){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var i=this.fragCurrent;i&&(this.log("Switching to main audio track, cancel main fragment load"),i.abortRequests(),this.fragmentTracker.removeFragment(i)),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var a=this.hls;r&&(a.trigger(E.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:null}),this.fragmentTracker.removeAllFragments()),a.trigger(E.AUDIO_TRACK_SWITCHED,t)}},r.onAudioTrackSwitched=function(e,t){var r=t.id,i=!!this.hls.audioTracks[r].url;if(i){var a=this.videoBuffer;a&&this.mediaBuffer!==a&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=a)}this.altAudio=i,this.tick()},r.onBufferCreated=function(e,t){var r,i,a=t.tracks,n=!1;for(var s in a){var o=a[s];if("main"===o.id){if(i=s,r=o,"video"===s){var l=a[s];l&&(this.videoBuffer=l.buffer)}}else n=!0}n&&r?(this.log("Alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},r.onFragBuffered=function(e,t){var r=t.frag,i=t.part;if(!r||r.type===at){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===ni&&(this.state=ei));var a=i?i.stats:r.stats;this.fragLastKbps=Math.round(8*a.total/(a.buffering.end-a.loading.first)),"initSegment"!==r.sn&&(this.fragPrevious=r),this.fragBufferedComplete(r,i)}},r.onError=function(e,t){var r;if(t.fatal)this.state=oi;else switch(t.details){case S.FRAG_GAP:case S.FRAG_PARSING_ERROR:case S.FRAG_DECRYPT_ERROR:case S.FRAG_LOAD_ERROR:case S.FRAG_LOAD_TIMEOUT:case S.KEY_LOAD_ERROR:case S.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(at,t);break;case S.LEVEL_LOAD_ERROR:case S.LEVEL_LOAD_TIMEOUT:case S.LEVEL_PARSING_ERROR:t.levelRetry||this.state!==li||(null==(r=t.context)?void 0:r.type)!==tt||(this.state=ei);break;case S.BUFFER_APPEND_ERROR:case S.BUFFER_FULL_ERROR:if(!t.parent||"main"!==t.parent)return;if(t.details===S.BUFFER_APPEND_ERROR)return void this.resetLoadingState();this.reduceLengthAndFlushBuffer(t)&&this.flushMainBuffer(0,Number.POSITIVE_INFINITY);break;case S.INTERNAL_EXCEPTION:this.recoverWorkerError(t)}},r.checkBuffer=function(){var e=this.media,t=this.gapController;if(e&&t&&e.readyState){if(this.loadedmetadata||!sr.getBuffered(e).length){var r=this.state!==ei?this.fragCurrent:null;t.poll(this.lastCurrentTime,r)}this.lastCurrentTime=e.currentTime}},r.onFragLoadEmergencyAborted=function(){this.state=ei,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},r.onBufferFlushed=function(e,t){var r=t.type;if(r!==F||this.audioOnly&&!this.altAudio){var i=(r===O?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(i,r,at),this.tick()}},r.onLevelsUpdated=function(e,t){this.level>-1&&this.fragCurrent&&(this.level=this.fragCurrent.level),this.levels=t.levels},r.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},r.seekToStartPos=function(){var e=this.media;if(e){var t=e.currentTime,r=this.startPosition;if(r>=0&&t0&&(aS.cc;if(!1!==a.independent){var A=d.startPTS,b=d.endPTS,D=d.startDTS,k=d.endDTS;if(l)l.elementaryStreams[d.type]={startPTS:A,endPTS:b,startDTS:D,endDTS:k};else if(d.firstKeyFrame&&d.independent&&1===n.id&&!R&&(this.couldBacktrack=!0),d.dropped&&d.independent){var _=this.getMainFwdBufferInfo(),x=(_?_.end:this.getLoadPosition())+this.config.maxBufferHole,w=d.firstKeyFramePTS?d.firstKeyFramePTS:A;if(!L&&x2&&(o.gap=!0);o.setElementaryStreamInfo(d.type,A,b,D,k),this.backtrackFragment&&(this.backtrackFragment=o),this.bufferFragmentData(d,o,l,n,L||R)}else{if(!L&&!R)return void this.backtrack(o);o.gap=!0}}if(g){var C=g.startPTS,I=g.endPTS,P=g.startDTS,O=g.endDTS;l&&(l.elementaryStreams[F]={startPTS:C,endPTS:I,startDTS:P,endDTS:O}),o.setElementaryStreamInfo(F,C,I,P,O),this.bufferFragmentData(g,o,l,n)}if(v&&null!=f&&null!=(t=f.samples)&&t.length){var M={id:r,frag:o,details:v,samples:f.samples};i.trigger(E.FRAG_PARSING_METADATA,M)}if(v&&h){var N={id:r,frag:o,details:v,samples:h.samples};i.trigger(E.FRAG_PARSING_USERDATA,N)}}}else this.resetWhenMissingContext(n)},r._bufferInitSegment=function(e,t,r,i){var a=this;if(this.state===ai){this.audioOnly=!!t.audio&&!t.video,this.altAudio&&!this.audioOnly&&delete t.audio;var n=t.audio,s=t.video,o=t.audiovideo;if(n){var l=e.audioCodec,u=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(l&&(l=-1!==l.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),1!==n.metadata.channelCount&&-1===u.indexOf("firefox")&&(l="mp4a.40.5")),l&&-1!==l.indexOf("mp4a.40.5")&&-1!==u.indexOf("android")&&"audio/mpeg"!==n.container&&(l="mp4a.40.2",this.log("Android: force audio codec to "+l)),e.audioCodec&&e.audioCodec!==l&&this.log('Swapping manifest audio codec "'+e.audioCodec+'" for "'+l+'"'),n.levelCodec=l,n.id="main",this.log("Init audio buffer, container:"+n.container+", codecs[selected/level/parsed]=["+(l||"")+"/"+(e.audioCodec||"")+"/"+n.codec+"]")}s&&(s.levelCodec=e.videoCodec,s.id="main",this.log("Init video buffer, container:"+s.container+", codecs[level/parsed]=["+(e.videoCodec||"")+"/"+s.codec+"]")),o&&this.log("Init audiovideo buffer, container:"+o.container+", codecs[level/parsed]=["+e.codecs+"/"+o.codec+"]"),this.hls.trigger(E.BUFFER_CODECS,t),Object.keys(t).forEach((function(e){var n=t[e].initSegment;null!=n&&n.byteLength&&a.hls.trigger(E.BUFFER_APPENDING,{type:e,data:n,frag:r,part:null,chunkMeta:i,parent:r.type})})),this.tickImmediate()}},r.getMainFwdBufferInfo=function(){return this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,at)},r.backtrack=function(e){this.couldBacktrack=!0,this.backtrackFragment=e,this.resetTransmuxer(),this.flushBufferGap(e),this.fragmentTracker.removeFragment(e),this.fragPrevious=null,this.nextLoadPosition=e.start,this.state=ei},r.checkFragmentChanged=function(){var e=this.media,t=null;if(e&&e.readyState>1&&!1===e.seeking){var r=e.currentTime;if(sr.isBuffered(e,r)?t=this.getAppendedFrag(r):sr.isBuffered(e,r+.1)&&(t=this.getAppendedFrag(r+.1)),t){this.backtrackFragment=null;var i=this.fragPlaying,a=t.level;i&&t.sn===i.sn&&i.level===a||(this.fragPlaying=t,this.hls.trigger(E.FRAG_CHANGED,{frag:t}),i&&i.level===a||this.hls.trigger(E.LEVEL_SWITCHED,{level:a}))}}},s(t,[{key:"nextLevel",get:function(){var e=this.nextBufferedFrag;return e?e.level:-1}},{key:"currentFrag",get:function(){var e=this.media;return e?this.fragPlaying||this.getAppendedFrag(e.currentTime):null}},{key:"currentProgramDateTime",get:function(){var e=this.media;if(e){var t=e.currentTime,r=this.currentFrag;if(r&&m(t)&&m(r.programDateTime)){var i=r.programDateTime+1e3*(t-r.start);return new Date(i)}}return null}},{key:"currentLevel",get:function(){var e=this.currentFrag;return e?e.level:-1}},{key:"nextBufferedFrag",get:function(){var e=this.currentFrag;return e?this.followingBufferedFrag(e):null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),t}(ui),Ra=function(){function e(t){void 0===t&&(t={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this.started=!1,this._emitter=new ma,this._autoLevelCapping=-1,this._maxHdcpLevel=null,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null,this.triggeringException=void 0,D(t.debug||!1,"Hls instance");var r=this.config=function(e,t){if((t.liveSyncDurationCount||t.liveMaxLatencyDurationCount)&&(t.liveSyncDuration||t.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(void 0!==t.liveMaxLatencyDurationCount&&(void 0===t.liveSyncDurationCount||t.liveMaxLatencyDurationCount<=t.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(void 0!==t.liveMaxLatencyDuration&&(void 0===t.liveSyncDuration||t.liveMaxLatencyDuration<=t.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');var r=br(e),a=["TimeOut","MaxRetry","RetryDelay","MaxRetryTimeout"];return["manifest","level","frag"].forEach((function(e){var i=("level"===e?"playlist":e)+"LoadPolicy",n=void 0===t[i],s=[];a.forEach((function(a){var o=e+"Loading"+a,l=t[o];if(void 0!==l&&n){s.push(o);var u=r[i].default;switch(t[i]={default:u},a){case"TimeOut":u.maxLoadTimeMs=l,u.maxTimeToFirstByteMs=l;break;case"MaxRetry":u.errorRetry.maxNumRetry=l,u.timeoutRetry.maxNumRetry=l;break;case"RetryDelay":u.errorRetry.retryDelayMs=l,u.timeoutRetry.retryDelayMs=l;break;case"MaxRetryTimeout":u.errorRetry.maxRetryDelayMs=l,u.timeoutRetry.maxRetryDelayMs=l}}})),s.length&&k.warn('hls.js config: "'+s.join('", "')+'" setting(s) are deprecated, use "'+i+'": '+JSON.stringify(t[i]))})),i(i({},r),t)}(e.DefaultConfig,t);this.userConfig=t,r.progressive&&Dr(r);var a=r.abrController,n=r.bufferController,s=r.capLevelController,o=r.errorController,l=r.fpsController,u=new o(this),d=this.abrController=new a(this),h=this.bufferController=new n(this),f=this.capLevelController=new s(this),c=new l(this),v=new ut(this),g=new Et(this),m=r.contentSteeringController,p=m?new m(this):null,y=this.levelController=new kr(this,p),T=new Pr(this),S=new Hr(this.config),L=this.streamController=new La(this,T,S);f.setStreamController(L),c.setStreamController(L);var R=[v,y,L];p&&R.splice(1,0,p),this.networkControllers=R;var A=[d,h,f,c,g,T];this.audioTrackController=this.createController(r.audioTrackController,R);var b=r.audioStreamController;b&&R.push(new b(this,T,S)),this.subtitleTrackController=this.createController(r.subtitleTrackController,R);var _=r.subtitleStreamController;_&&R.push(new _(this,T,S)),this.createController(r.timelineController,A),S.emeController=this.emeController=this.createController(r.emeController,A),this.cmcdController=this.createController(r.cmcdController,A),this.latencyController=this.createController(Tt,A),this.coreComponents=A,R.push(u);var x=u.onErrorOut;"function"==typeof x&&this.on(E.ERROR,x,u)}e.isMSESupported=function(){return hi()},e.isSupported=function(){return function(){if(!hi())return!1;var e=we();return"function"==typeof(null==e?void 0:e.isTypeSupported)&&(["avc1.42E01E,mp4a.40.2","av01.0.01M.08","vp09.00.50.08"].some((function(t){return e.isTypeSupported(Fe(t,"video"))}))||["mp4a.40.2","fLaC"].some((function(t){return e.isTypeSupported(Fe(t,"audio"))})))}()},e.getMediaSource=function(){return we()};var t=e.prototype;return t.createController=function(e,t){if(e){var r=new e(this);return t&&t.push(r),r}return null},t.on=function(e,t,r){void 0===r&&(r=this),this._emitter.on(e,t,r)},t.once=function(e,t,r){void 0===r&&(r=this),this._emitter.once(e,t,r)},t.removeAllListeners=function(e){this._emitter.removeAllListeners(e)},t.off=function(e,t,r,i){void 0===r&&(r=this),this._emitter.off(e,t,r,i)},t.listeners=function(e){return this._emitter.listeners(e)},t.emit=function(e,t,r){return this._emitter.emit(e,t,r)},t.trigger=function(e,t){if(this.config.debug)return this.emit(e,e,t);try{return this.emit(e,e,t)}catch(t){if(k.error("An internal error happened while handling event "+e+'. Error message: "'+t.message+'". Here is a stacktrace:',t),!this.triggeringException){this.triggeringException=!0;var r=e===E.ERROR;this.trigger(E.ERROR,{type:T.OTHER_ERROR,details:S.INTERNAL_EXCEPTION,fatal:r,event:e,error:t}),this.triggeringException=!1}}return!1},t.listenerCount=function(e){return this._emitter.listenerCount(e)},t.destroy=function(){k.log("destroy"),this.trigger(E.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this.url=null,this.networkControllers.forEach((function(e){return e.destroy()})),this.networkControllers.length=0,this.coreComponents.forEach((function(e){return e.destroy()})),this.coreComponents.length=0;var e=this.config;e.xhrSetup=e.fetchSetup=void 0,this.userConfig=null},t.attachMedia=function(e){k.log("attachMedia"),this._media=e,this.trigger(E.MEDIA_ATTACHING,{media:e})},t.detachMedia=function(){k.log("detachMedia"),this.trigger(E.MEDIA_DETACHING,void 0),this._media=null},t.loadSource=function(e){this.stopLoad();var t=this.media,r=this.url,i=this.url=g.buildAbsoluteURL(self.location.href,e,{alwaysNormalize:!0});this._autoLevelCapping=-1,this._maxHdcpLevel=null,k.log("loadSource:"+i),t&&r&&(r!==i||this.bufferController.hasSourceTypes())&&(this.detachMedia(),this.attachMedia(t)),this.trigger(E.MANIFEST_LOADING,{url:e})},t.startLoad=function(e){void 0===e&&(e=-1),k.log("startLoad("+e+")"),this.started=!0,this.networkControllers.forEach((function(t){t.startLoad(e)}))},t.stopLoad=function(){k.log("stopLoad"),this.started=!1,this.networkControllers.forEach((function(e){e.stopLoad()}))},t.resumeBuffering=function(){this.started&&this.networkControllers.forEach((function(e){"fragmentLoader"in e&&e.startLoad(-1)}))},t.pauseBuffering=function(){this.networkControllers.forEach((function(e){"fragmentLoader"in e&&e.stopLoad()}))},t.swapAudioCodec=function(){k.log("swapAudioCodec"),this.streamController.swapAudioCodec()},t.recoverMediaError=function(){k.log("recoverMediaError");var e=this._media;this.detachMedia(),e&&this.attachMedia(e)},t.removeLevel=function(e){this.levelController.removeLevel(e)},t.setAudioOption=function(e){var t;return null==(t=this.audioTrackController)?void 0:t.setAudioOption(e)},t.setSubtitleOption=function(e){var t;return null==(t=this.subtitleTrackController)||t.setSubtitleOption(e),null},s(e,[{key:"levels",get:function(){var e=this.levelController.levels;return e||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(e){k.log("set currentLevel:"+e),this.levelController.manualLevel=e,this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(e){k.log("set nextLevel:"+e),this.levelController.manualLevel=e,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(e){k.log("set loadLevel:"+e),this.levelController.manualLevel=e}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(e){this.levelController.nextLoadLevel=e}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(e){k.log("set firstLevel:"+e),this.levelController.firstLevel=e}},{key:"startLevel",get:function(){var e=this.levelController.startLevel;return-1===e&&this.abrController.forcedAutoLevel>-1?this.abrController.forcedAutoLevel:e},set:function(e){k.log("set startLevel:"+e),-1!==e&&(e=Math.max(e,this.minAutoLevel)),this.levelController.startLevel=e}},{key:"capLevelToPlayerSize",get:function(){return this.config.capLevelToPlayerSize},set:function(e){var t=!!e;t!==this.config.capLevelToPlayerSize&&(t?this.capLevelController.startCapping():(this.capLevelController.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=t)}},{key:"autoLevelCapping",get:function(){return this._autoLevelCapping},set:function(e){this._autoLevelCapping!==e&&(k.log("set autoLevelCapping:"+e),this._autoLevelCapping=e,this.levelController.checkMaxAutoUpdated())}},{key:"bandwidthEstimate",get:function(){var e=this.abrController.bwEstimator;return e?e.getEstimate():NaN},set:function(e){this.abrController.resetEstimator(e)}},{key:"ttfbEstimate",get:function(){var e=this.abrController.bwEstimator;return e?e.getEstimateTTFB():NaN}},{key:"maxHdcpLevel",get:function(){return this._maxHdcpLevel},set:function(e){(function(e){return St.indexOf(e)>-1})(e)&&this._maxHdcpLevel!==e&&(this._maxHdcpLevel=e,this.levelController.checkMaxAutoUpdated())}},{key:"autoLevelEnabled",get:function(){return-1===this.levelController.manualLevel}},{key:"manualLevel",get:function(){return this.levelController.manualLevel}},{key:"minAutoLevel",get:function(){var e=this.levels,t=this.config.minAutoBitrate;if(!e)return 0;for(var r=e.length,i=0;i=t)return i;return 0}},{key:"maxAutoLevel",get:function(){var e,t=this.levels,r=this.autoLevelCapping,i=this.maxHdcpLevel;if(e=-1===r&&null!=t&&t.length?t.length-1:r,i)for(var a=e;a--;){var n=t[a].attrs["HDCP-LEVEL"];if(n&&n<=i)return a}return e}},{key:"firstAutoLevel",get:function(){return this.abrController.firstAutoLevel}},{key:"nextAutoLevel",get:function(){return this.abrController.nextAutoLevel},set:function(e){this.abrController.nextAutoLevel=e}},{key:"playingDate",get:function(){return this.streamController.currentProgramDateTime}},{key:"mainForwardBufferInfo",get:function(){return this.streamController.getMainFwdBufferInfo()}},{key:"allAudioTracks",get:function(){var e=this.audioTrackController;return e?e.allAudioTracks:[]}},{key:"audioTracks",get:function(){var e=this.audioTrackController;return e?e.audioTracks:[]}},{key:"audioTrack",get:function(){var e=this.audioTrackController;return e?e.audioTrack:-1},set:function(e){var t=this.audioTrackController;t&&(t.audioTrack=e)}},{key:"allSubtitleTracks",get:function(){var e=this.subtitleTrackController;return e?e.allSubtitleTracks:[]}},{key:"subtitleTracks",get:function(){var e=this.subtitleTrackController;return e?e.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var e=this.subtitleTrackController;return e?e.subtitleTrack:-1},set:function(e){var t=this.subtitleTrackController;t&&(t.subtitleTrack=e)}},{key:"media",get:function(){return this._media}},{key:"subtitleDisplay",get:function(){var e=this.subtitleTrackController;return!!e&&e.subtitleDisplay},set:function(e){var t=this.subtitleTrackController;t&&(t.subtitleDisplay=e)}},{key:"lowLatencyMode",get:function(){return this.config.lowLatencyMode},set:function(e){this.config.lowLatencyMode=e}},{key:"liveSyncPosition",get:function(){return this.latencyController.liveSyncPosition}},{key:"latency",get:function(){return this.latencyController.latency}},{key:"maxLatency",get:function(){return this.latencyController.maxLatency}},{key:"targetLatency",get:function(){return this.latencyController.targetLatency}},{key:"drift",get:function(){return this.latencyController.drift}},{key:"forceStartLoad",get:function(){return this.streamController.forceStartLoad}}],[{key:"version",get:function(){return"1.5.1"}},{key:"Events",get:function(){return E}},{key:"ErrorTypes",get:function(){return T}},{key:"ErrorDetails",get:function(){return S}},{key:"DefaultConfig",get:function(){return e.defaultConfig?e.defaultConfig:Ar},set:function(t){e.defaultConfig=t}}]),e}();return Ra.defaultConfig=void 0,Ra},"object"==typeof exports&&"undefined"!=typeof module?module.exports=i():"function"==typeof define&&define.amd?define(i):(r="undefined"!=typeof globalThis?globalThis:r||self).Hls=i()}(!1); +//# sourceMappingURL=hls.light.min.js.map