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a=t[e].units;!(r>=a.length);r++){var n=a[r];if(!(n.length<=48||1!==n.type&&5!==n.type)){var o=this.decrypter.isSync();if(this.decryptAvcSample(t,e,r,i,n,o),!o)return}}}},t}(),B=U,G={video:0,audio:1,id3:2,text:3},j=function(){function t(e,r,i,a){y(this,t),this.observer=e,this.config=i,this.typeSupported=a,this.remuxer=r,this.sampleAes=null}return t.prototype.setDecryptData=function(t){null!=t&&null!=t.key&&"SAMPLE-AES"===t.method?this.sampleAes=new B(this.observer,this.config,t,this.discardEPB):this.sampleAes=null},t.probe=function(e){var r=t._syncOffset(e);return!(r<0)&&(r&&w.b.warn("MPEG2-TS detected but first sync word found @ offset "+r+", junk ahead ?"),!0)},t._syncOffset=function(t){for(var e=Math.min(1e3,t.length-564),r=0;r>4>1){if((l=n+5+e[n+4])===n+188)continue}else l=n+4;switch(s){case v:o&&(E&&(u=D(E))&&I(u,!1),E={data:[],size:0}),E&&(E.data.push(e.subarray(l,n+188)),E.size+=n+188-l);break;case y:o&&(T&&(u=D(T))&&(p.isAAC?k(u):O(u)),T={data:[],size:0}),T&&(T.data.push(e.subarray(l,n+188)),T.size+=n+188-l);break;case m:o&&(R&&(u=D(R))&&C(u),R={data:[],size:0}),R&&(R.data.push(e.subarray(l,n+188)),R.size+=n+188-l);break;case 0:o&&(l+=e[l]+1),b=this._pmtId=A(e,l);break;case b:o&&(l+=e[l]+1);var x=_(e,l,!0===this.typeSupported.mpeg||!0===this.typeSupported.mp3,null!=this.sampleAes);v=x.avc,v>0&&(f.pid=v),y=x.audio,y>0&&(p.pid=y,p.isAAC=x.isAAC),m=x.id3,m>0&&(g.pid=m),h&&!c&&(w.b.log("reparse from beginning"),h=!1,n=P-188),c=this.pmtParsed=!0;break;case 17:case 8191:break;default:h=!0}}else this.observer.trigger(S.a.ERROR,{type:L.b.MEDIA_ERROR,details:L.a.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});E&&(u=D(E))?(I(u,!0),f.pesData=null):f.pesData=E,T&&(u=D(T))?(p.isAAC?k(u):O(u),p.pesData=null):(T&&T.size&&w.b.log("last AAC PES packet truncated,might overlap between fragments"),p.pesData=T),R&&(u=D(R))?(C(u),g.pesData=null):g.pesData=R,null==this.sampleAes?this.remuxer.remux(p,f,g,this._txtTrack,r,i,a):this.decryptAndRemux(p,f,g,this._txtTrack,r,i,a)},t.prototype.decryptAndRemux=function(t,e,r,i,a,n,o){if(t.samples&&t.isAAC){var s=this;this.sampleAes.decryptAacSamples(t.samples,0,function(){s.decryptAndRemuxAvc(t,e,r,i,a,n,o)})}else this.decryptAndRemuxAvc(t,e,r,i,a,n,o)},t.prototype.decryptAndRemuxAvc=function(t,e,r,i,a,n,o){if(e.samples){var s=this;this.sampleAes.decryptAvcSamples(e.samples,0,0,function(){s.remuxer.remux(t,e,r,i,a,n,o)})}else this.remuxer.remux(t,e,r,i,a,n,o)},t.prototype.destroy=function(){this._initPTS=this._initDTS=void 0,this._duration=0},t.prototype._parsePAT=function(t,e){return(31&t[e+10])<<8|t[e+11]},t.prototype._parsePMT=function(t,e,r,i){var a,n,o,s,l={audio:-1,avc:-1,id3:-1,isAAC:!0};for(a=(15&t[e+1])<<8|t[e+2],n=e+3+a-4,o=(15&t[e+10])<<8|t[e+11],e+=12+o;e1;){var h=new Uint8Array(d[0].length+d[1].length);h.set(d[0]),h.set(d[1],d[0].length),d[0]=h,d.splice(1,1)}if(e=d[0],1===(e[0]<<16)+(e[1]<<8)+e[2]){if((i=(e[4]<<8)+e[5])&&i>t.size-6)return null;r=e[7],192&r&&(o=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,o>4294967295&&(o-=8589934592),64&r?(s=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2,s>4294967295&&(s-=8589934592),o-s>54e5&&(w.b.warn(Math.round((o-s)/9e4)+"s delta between PTS and DTS, align them"),o=s)):s=o),a=e[8],l=a+9,t.size-=l,n=new Uint8Array(t.size);for(var c=0,f=d.length;cp){l-=p;continue}e=e.subarray(l),p-=l,l=0}n.set(e,u),u+=p}return i&&(i-=a+3),{data:n,pts:o,dts:s,len:i}}return null},t.prototype.pushAccesUnit=function(t,e){if(t.units.length&&t.frame){var r=e.samples,i=r.length;!this.config.forceKeyFrameOnDiscontinuity||!0===t.key||e.sps&&(i||this.contiguous)?(t.id=i,r.push(t)):e.dropped++}t.debug.length&&w.b.log(t.pts+"/"+t.dts+":"+t.debug)},t.prototype._parseAVCPES=function(t,e){var r,i,a,n=this,o=this._avcTrack,s=this._parseAVCNALu(t.data),l=this.avcSample,u=!1,d=this.pushAccesUnit.bind(this),h=function(t,e,r,i){return{key:t,pts:e,dts:r,units:[],debug:i}};t.data=null,l&&s.length&&!o.audFound&&(d(l,o),l=this.avcSample=h(!1,t.pts,t.dts,"")),s.forEach(function(e){switch(e.type){case 1:i=!0,l||(l=n.avcSample=h(!0,t.pts,t.dts,"")),l.frame=!0;var s=e.data;if(u&&s.length>4){var c=new M(s).readSliceType();2!==c&&4!==c&&7!==c&&9!==c||(l.key=!0)}break;case 5:i=!0,l||(l=n.avcSample=h(!0,t.pts,t.dts,"")),l.key=!0,l.frame=!0;break;case 6:i=!0,r=new M(n.discardEPB(e.data)),r.readUByte();for(var f=0,p=0,g=!1,v=0;!g&&r.bytesAvailable>1;){f=0;do{v=r.readUByte(),f+=v}while(255===v);p=0;do{v=r.readUByte(),p+=v}while(255===v);if(4===f&&0!==r.bytesAvailable){g=!0;if(181===r.readUByte()){if(49===r.readUShort()){if(1195456820===r.readUInt()){if(3===r.readUByte()){var y=r.readUByte(),m=r.readUByte(),b=31&y,E=[y,m];for(a=0;a0){if(e.pts>=t[r-1].pts)t.push(e);else for(var i=r-1;i>=0;i--)if(e.pts=0)i={data:t.subarray(c,o-u-1),type:n},h.push(i);else{var f=this._getLastNalUnit();if(f&&(d&&o<=4-d&&f.state&&(f.data=f.data.subarray(0,f.data.byteLength-d)),(r=o-u-1)>0)){var p=new Uint8Array(f.data.byteLength+r);p.set(f.data,0),p.set(t.subarray(0,r),f.data.byteLength),f.data=p}}o=0&&u>=0&&(i={data:t.subarray(c,s),type:n,state:u},h.push(i)),0===h.length){var g=this._getLastNalUnit();if(g){var v=new Uint8Array(g.data.byteLength+t.byteLength);v.set(g.data,0),v.set(t,g.data.byteLength),g.data=v}}return l.naluState=u,h},t.prototype.discardEPB=function(t){for(var e,r,i=t.byteLength,a=[],n=1;n1&&(w.b.log("AAC: align PTS for overlapping frames by "+Math.round((m-h)/90)),h=m)}for(;i>24&255,e[1]=i>>16&255,e[2]=i>>8&255,e[3]=255&i,e.set(t,4),a=0,i=8;a>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,a>>24,a>>16&255,a>>8&255,255&a,85,196,0,0]))},t.mdia=function(e){return t.box(t.types.mdia,t.mdhd(e.timescale,e.duration),t.hdlr(e.type),t.minf(e))},t.mfhd=function(e){return t.box(t.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))},t.minf=function(e){return"audio"===e.type?t.box(t.types.minf,t.box(t.types.smhd,t.SMHD),t.DINF,t.stbl(e)):t.box(t.types.minf,t.box(t.types.vmhd,t.VMHD),t.DINF,t.stbl(e))},t.moof=function(e,r,i){return t.box(t.types.moof,t.mfhd(e),t.traf(i,r))},t.moov=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trak(e[r]);return t.box.apply(null,[t.types.moov,t.mvhd(e[0].timescale,e[0].duration)].concat(i).concat(t.mvex(e)))},t.mvex=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trex(e[r]);return t.box.apply(null,[t.types.mvex].concat(i))},t.mvhd=function(e,r){r*=e;var i=Math.floor(r/(z+1)),a=Math.floor(r%(z+1)),n=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,a>>24,a>>16&255,a>>8&255,255&a,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return t.box(t.types.mvhd,n)},t.sdtp=function(e){var r,i,a=e.samples||[],n=new Uint8Array(4+a.length);for(i=0;i>>8&255),n.push(255&a),n=n.concat(Array.prototype.slice.call(i));for(r=0;r>>8&255),o.push(255&a),o=o.concat(Array.prototype.slice.call(i));var s=t.box(t.types.avcC,new Uint8Array([1,n[3],n[4],n[5],255,224|e.sps.length].concat(n).concat([e.pps.length]).concat(o))),l=e.width,u=e.height,d=e.pixelRatio[0],h=e.pixelRatio[1];return t.box(t.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,u>>8&255,255&u,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),s,t.box(t.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),t.box(t.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,255&d,h>>24,h>>16&255,h>>8&255,255&h])))},t.esds=function(t){var e=t.config.length;return new Uint8Array([0,0,0,0,3,23+e,0,1,0,4,15+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([e]).concat(t.config).concat([6,1,2]))},t.mp4a=function(e){var r=e.samplerate;return t.box(t.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),t.box(t.types.esds,t.esds(e)))},t.mp3=function(e){var r=e.samplerate;return t.box(t.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},t.stsd=function(e){return"audio"===e.type?e.isAAC||"mp3"!==e.codec?t.box(t.types.stsd,t.STSD,t.mp4a(e)):t.box(t.types.stsd,t.STSD,t.mp3(e)):t.box(t.types.stsd,t.STSD,t.avc1(e))},t.tkhd=function(e){var r=e.id,i=e.duration*e.timescale,a=e.width,n=e.height,o=Math.floor(i/(z+1)),s=Math.floor(i%(z+1));return t.box(t.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,o>>24,o>>16&255,o>>8&255,255&o,s>>24,s>>16&255,s>>8&255,255&s,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]))},t.traf=function(e,r){var i=t.sdtp(e),a=e.id,n=Math.floor(r/(z+1)),o=Math.floor(r%(z+1));return t.box(t.types.traf,t.box(t.types.tfhd,new Uint8Array([0,0,0,0,a>>24,a>>16&255,a>>8&255,255&a])),t.box(t.types.tfdt,new Uint8Array([1,0,0,0,n>>24,n>>16&255,n>>8&255,255&n,o>>24,o>>16&255,o>>8&255,255&o])),t.trun(e,i.length+16+20+8+16+8+8),i)},t.trak=function(e){return e.duration=e.duration||4294967295,t.box(t.types.trak,t.tkhd(e),t.mdia(e))},t.trex=function(e){var r=e.id;return t.box(t.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},t.trun=function(e,r){var i,a,n,o,s,l,u=e.samples||[],d=u.length,h=12+16*d,c=new Uint8Array(h);for(r+=8+h,c.set([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,o>>>24&255,o>>>16&255,o>>>8&255,255&o,s.isLeading<<2|s.dependsOn,s.isDependedOn<<6|s.hasRedundancy<<4|s.paddingValue<<1|s.isNonSync,61440&s.degradPrio,15&s.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return t.box(t.types.trun,c)},t.initSegment=function(e){t.types||t.init();var r,i=t.moov(e);return r=new Uint8Array(t.FTYP.byteLength+i.byteLength),r.set(t.FTYP),r.set(i,t.FTYP.byteLength),r},t}(),q=X,Q=function(){function t(e,r,i,a){T(this,t),this.observer=e,this.config=r,this.typeSupported=i;var n=navigator.userAgent;this.isSafari=a&&a.indexOf("Apple")>-1&&n&&!n.match("CriOS"),this.ISGenerated=!1}return t.prototype.destroy=function(){},t.prototype.resetTimeStamp=function(t){this._initPTS=this._initDTS=t},t.prototype.resetInitSegment=function(){this.ISGenerated=!1},t.prototype.remux=function(t,e,r,i,a,n,o){if(this.ISGenerated||this.generateIS(t,e,a),this.ISGenerated){var s=t.samples.length,l=e.samples.length,u=a,d=a;if(s&&l){var h=(t.samples[0].dts-e.samples[0].dts)/e.inputTimeScale;u+=Math.max(0,h),d+=Math.max(0,-h)}if(s){t.timescale||(w.b.warn("regenerate InitSegment as audio detected"),this.generateIS(t,e,a));var c=this.remuxAudio(t,u,n,o);if(l){var f=void 0;c&&(f=c.endPTS-c.startPTS),e.timescale||(w.b.warn("regenerate InitSegment as video detected"),this.generateIS(t,e,a)),this.remuxVideo(e,d,n,f,o)}}else{var p=void 0;l&&(p=this.remuxVideo(e,d,n,o)),p&&t.codec&&this.remuxEmptyAudio(t,u,n,p)}}r.samples.length&&this.remuxID3(r,a),i.samples.length&&this.remuxText(i,a),this.observer.trigger(S.a.FRAG_PARSED)},t.prototype.generateIS=function(t,e,r){var i,a,n=this.observer,o=t.samples,s=e.samples,l=this.typeSupported,u="audio/mp4",d={},h={tracks:d},c=void 0===this._initPTS;if(c&&(i=a=1/0),t.config&&o.length&&(t.timescale=t.samplerate,w.b.log("audio sampling rate : "+t.samplerate),t.isAAC||(l.mpeg?(u="audio/mpeg",t.codec=""):l.mp3&&(t.codec="mp3")),d.audio={container:u,codec:t.codec,initSegment:!t.isAAC&&l.mpeg?new Uint8Array:q.initSegment([t]),metadata:{channelCount:t.channelCount}},c&&(i=a=o[0].pts-t.inputTimeScale*r)),e.sps&&e.pps&&s.length){var f=e.inputTimeScale;e.timescale=f,d.video={container:"video/mp4",codec:e.codec,initSegment:q.initSegment([e]),metadata:{width:e.width,height:e.height}},c&&(i=Math.min(i,s[0].pts-f*r),a=Math.min(a,s[0].dts-f*r),this.observer.trigger(S.a.INIT_PTS_FOUND,{initPTS:i}))}Object.keys(d).length?(n.trigger(S.a.FRAG_PARSING_INIT_SEGMENT,h),this.ISGenerated=!0,c&&(this._initPTS=i,this._initDTS=a)):n.trigger(S.a.ERROR,{type:L.b.MEDIA_ERROR,details:L.a.FRAG_PARSING_ERROR,fatal:!1,reason:"no audio/video samples found"})},t.prototype.remuxVideo=function(t,e,r,i,a){var n,o,s,l,u,d,h,c=8,f=t.timescale,p=t.samples,g=[],v=p.length,y=this._PTSNormalize,m=this._initDTS,b=this.nextAvcDts,E=this.isSafari;E&&(r|=p.length&&b&&(a&&Math.abs(e-b/f)<.1||Math.abs(p[0].pts-b-m)1?w.b.log("AVC:"+_+" ms hole between fragments detected,filling it"):_<-1&&w.b.log("AVC:"+-_+" ms overlapping between fragments detected"),u=b,p[0].dts=u,l=Math.max(l-_,b),p[0].pts=l,w.b.log("Video/PTS/DTS adjusted: "+Math.round(l/90)+"/"+Math.round(u/90)+",delta:"+_+" ms")),A=p[p.length-1],h=Math.max(A.dts,0),d=Math.max(A.pts,0,h),E&&(n=Math.round((h-u)/(p.length-1)));for(var D=0,I=0,k=0;k0?U-1:U].dts;if(X.stretchShortVideoTrack){var J=X.maxBufferHole,$=X.maxSeekHole,Z=Math.floor(Math.min(J,$)*f),tt=(i?l+i*f:this.nextAudioPts)-B.pts;tt>Z?(n=tt-Q,n<0&&(n=Q),w.b.log("It is approximately "+tt/90+" ms to the next segment; using duration "+n/90+" ms for the last video frame.")):n=Q}else n=Q}H=Math.round(B.pts-B.dts)}g.push({size:j,duration:n,cts:H,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:B.key?2:1,isNonSync:B.key?0:1}})}this.nextAvcDts=h+n;var et=t.dropped;if(t.len=0,t.nbNalu=0,t.dropped=0,g.length&&navigator.userAgent.toLowerCase().indexOf("chrome")>-1){var rt=g[0].flags;rt.dependsOn=2,rt.isNonSync=0}t.samples=g,s=q.moof(t.sequenceNumber++,u,t),t.samples=[];var it={data1:s,data2:o,startPTS:l/f,endPTS:(d+n)/f,startDTS:u/f,endDTS:this.nextAvcDts/f,type:"video",nb:g.length,dropped:et};return this.observer.trigger(S.a.FRAG_PARSING_DATA,it),it},t.prototype.remuxAudio=function(t,e,r,i){var a,n,o,s,l,u,d,h=t.inputTimeScale,c=t.timescale,f=h/c,p=t.isAAC?1024:1152,g=p*f,v=this._PTSNormalize,y=this._initDTS,m=!t.isAAC&&this.typeSupported.mpeg,b=t.samples,E=[],T=this.nextAudioPts;if(r|=b.length&&T&&(i&&Math.abs(e-T/h)<.1||Math.abs(b[0].pts-T-y)<20*g),b.forEach(function(t){t.pts=t.dts=v(t.pts-y,e*h)}),b=b.filter(function(t){return t.pts>=0}),0!==b.length){if(r||(T=i?e*h:b[0].pts),t.isAAC)for(var R=this.config.maxAudioFramesDrift,A=0,_=T;A=R*g&&O<1e4&&_){var C=Math.round(D/g);w.b.warn("Injecting "+C+" audio frame @ "+(_/h).toFixed(3)+"s due to "+Math.round(1e3*D/h)+" ms gap.");for(var P=0;P0&&G<1e4)j=Math.round((B-T)/g),w.b.log(G+" ms hole between AAC samples detected,filling 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a=t.inputTimeScale,n=t.samplerate?t.samplerate:a,o=a/n,s=this.nextAudioPts,l=(void 0!==s?s:i.startDTS*a)+this._initDTS,u=i.endDTS*a+this._initDTS,d=1024*o,h=Math.ceil((u-l)/d),c=Y.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);if(w.b.warn("remux empty Audio"),!c)return void w.b.trace("Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec!");for(var f=[],p=0;p4294967296;)t+=r;return t},t}(),J=Q,$=function(){function t(e){R(this,t),this.observer=e}return t.prototype.destroy=function(){},t.prototype.resetTimeStamp=function(){},t.prototype.resetInitSegment=function(){},t.prototype.remux=function(t,e,r,i,a,n,o,s){var l=this.observer,u="";t&&(u+="audio"),e&&(u+="video"),l.trigger(S.a.FRAG_PARSING_DATA,{data1:s,startPTS:a,startDTS:a,type:u,nb:1,dropped:0}),l.trigger(S.a.FRAG_PARSED)},t}(),Z=$,tt=function(){function t(e,r,i,a){A(this,t),this.observer=e,this.typeSupported=r,this.config=i,this.vendor=a}return t.prototype.destroy=function(){var t=this.demuxer;t&&t.destroy()},t.prototype.push=function(t,e,r,i,a,n,o,s,l,u,d,h){if(t.byteLength>0&&null!=e&&null!=e.key&&"AES-128"===e.method){var c=this.decrypter;null==c&&(c=this.decrypter=new _.a(this.observer,this.config));var f,p=this;try{f=performance.now()}catch(t){f=Date.now()}c.decrypt(t,e.key.buffer,e.iv.buffer,function(t){var c;try{c=performance.now()}catch(t){c=Date.now()}p.observer.trigger(S.a.FRAG_DECRYPTED,{stats:{tstart:f,tdecrypt:c}}),p.pushDecrypted(new Uint8Array(t),e,new Uint8Array(r),i,a,n,o,s,l,u,d,h)})}else this.pushDecrypted(new Uint8Array(t),e,new Uint8Array(r),i,a,n,o,s,l,u,d,h)},t.prototype.pushDecrypted=function(t,e,r,i,a,n,o,s,l,u,d,h){var c=this.demuxer;if(!c||o&&!this.probe(t)){for(var f=this.observer,p=this.typeSupported,g=this.config,v=[{demux:H,remux:J},{demux:P,remux:Z},{demux:k,remux:J},{demux:W,remux:J}],y=0,m=v.length;ye?i.start+i.duration:Math.max(i.start-a.duration,0):r>e?(i.duration=n-i.start,i.duration<0&&Pt.b.warn("negative duration computed 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e=this.loaders[t];e&&e.destroy()}this.loaders={},Nt.prototype.destroy.call(this)},e.prototype.onManifestLoading=function(t){this.load(t.url,{type:"manifest"})},e.prototype.onLevelLoading=function(t){this.load(t.url,{type:"level",level:t.level,id:t.id})},e.prototype.onAudioTrackLoading=function(t){this.load(t.url,{type:"audioTrack",id:t.id})},e.prototype.onSubtitleTrackLoading=function(t){this.load(t.url,{type:"subtitleTrack",id:t.id})},e.prototype.load=function(t,e){var r=this.loaders[e.type];if(void 0!==r){var i=r.context;if(i&&i.url===t)return void Pt.b.trace("playlist request ongoing");Pt.b.warn("abort previous loader for type:"+e.type),r.abort()}var a=this.hls.config,n=void 0,o=void 0,s=void 0,l=void 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"+a[3]).slice(1),l.fragments.push(c),h=c,s+=c.duration,c=new Xt}}else if(a[4]){if(c.rawByteRange=(" "+a[4]).slice(1),h){var v=h.byteRangeEndOffset;v&&(c.lastByteRangeEndOffset=v)}}else if(a[5])c.rawProgramDateTime=(" "+a[5]).slice(1),c.tagList.push(["PROGRAM-DATE-TIME",c.rawProgramDateTime]),void 0===l.programDateTime&&(l.programDateTime=new Date(new Date(Date.parse(a[5]))-1e3*s));else{for(a=a[0].match(Yt),n=1;n=0&&(u.method=T,u.baseuri=e,u.reluri=R,u.key=null,u.iv=A));break;case"START":var S=y,L=new Gt(S),_=L.decimalFloatingPoint("TIME-OFFSET");isNaN(_)||(l.startTimeOffset=_);break;case"MAP":var w=new Gt(y);c.relurl=w.URI,c.rawByteRange=w.BYTERANGE,c.baseurl=e,c.level=r,c.type=i,c.sn="initSegment",l.initSegment=c,c=new Xt;break;default:Pt.b.warn("line parsed but not handled: "+a)}}}return c=h,c&&!c.relurl&&(l.fragments.pop(),s-=c.duration),l.totalduration=s,l.averagetargetduration=s/l.fragments.length,l.endSN=o-1,l.startCC=l.fragments[0]?l.fragments[0].cc:0,l.endCC=d,l},e.prototype.loadsuccess=function(t,e,r){var i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,a=t.data,n=t.url,o=r.type,s=r.id,l=r.level,u=this.hls;if(this.loaders[o]=void 0,void 0!==n&&0!==n.indexOf("data:")||(n=r.url),e.tload=performance.now(),0===a.indexOf("#EXTM3U"))if(a.indexOf("#EXTINF:")>0){var d="audioTrack"!==o&&"subtitleTrack"!==o,h=isNaN(l)?isNaN(s)?0:s:l,c=this.parseLevelPlaylist(a,n,h,"audioTrack"===o?"audio":"subtitleTrack"===o?"subtitle":"main");c.tload=e.tload,"manifest"===o&&u.trigger(Ot.a.MANIFEST_LOADED,{levels:[{url:n,details:c}],audioTracks:[],url:n,stats:e,networkDetails:i}),e.tparsed=performance.now(),c.targetduration?d?u.trigger(Ot.a.LEVEL_LOADED,{details:c,level:l||0,id:s||0,stats:e,networkDetails:i}):"audioTrack"===o?u.trigger(Ot.a.AUDIO_TRACK_LOADED,{details:c,id:s,stats:e,networkDetails:i}):"subtitleTrack"===o&&u.trigger(Ot.a.SUBTITLE_TRACK_LOADED,{details:c,id:s,stats:e,networkDetails:i}):u.trigger(Ot.a.ERROR,{type:Ct.b.NETWORK_ERROR,details:Ct.a.MANIFEST_PARSING_ERROR,fatal:!0,url:n,reason:"invalid targetduration",networkDetails:i})}else{var f=this.parseMasterPlaylist(a,n);if(f.length){var p=f.map(function(t){return{id:t.attrs.AUDIO,codec:t.audioCodec}}),g=this.parseMasterPlaylistMedia(a,n,"AUDIO",p),v=this.parseMasterPlaylistMedia(a,n,"SUBTITLES");if(g.length){var y=!1;g.forEach(function(t){t.url||(y=!0)}),!1===y&&f[0].audioCodec&&!f[0].attrs.AUDIO&&(Pt.b.log("audio codec signaled in quality level, but no embedded audio track signaled, create one"),g.unshift({type:"main",name:"main"}))}u.trigger(Ot.a.MANIFEST_LOADED,{levels:f,audioTracks:g,subtitles:v,url:n,stats:e,networkDetails:i})}else u.trigger(Ot.a.ERROR,{type:Ct.b.NETWORK_ERROR,details:Ct.a.MANIFEST_PARSING_ERROR,fatal:!0,url:n,reason:"no level found in manifest",networkDetails:i})}else u.trigger(Ot.a.ERROR,{type:Ct.b.NETWORK_ERROR,details:Ct.a.MANIFEST_PARSING_ERROR,fatal:!0,url:n,reason:"no EXTM3U delimiter",networkDetails:i})},e.prototype.loaderror=function(t,e){var r,i,a=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,n=e.loader;switch(e.type){case"manifest":r=Ct.a.MANIFEST_LOAD_ERROR,i=!0;break;case"level":r=Ct.a.LEVEL_LOAD_ERROR,i=!1;break;case"audioTrack":r=Ct.a.AUDIO_TRACK_LOAD_ERROR,i=!1}n&&(n.abort(),this.loaders[e.type]=void 0),this.hls.trigger(Ot.a.ERROR,{type:Ct.b.NETWORK_ERROR,details:r,fatal:i,url:n.url,loader:n,response:t,context:e,networkDetails:a})},e.prototype.loadtimeout=function(t,e){var r,i,a=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,n=e.loader;switch(e.type){case"manifest":r=Ct.a.MANIFEST_LOAD_TIMEOUT,i=!0;break;case"level":r=Ct.a.LEVEL_LOAD_TIMEOUT,i=!1;break;case"audioTrack":r=Ct.a.AUDIO_TRACK_LOAD_TIMEOUT,i=!1}n&&(n.abort(),this.loaders[e.type]=void 0),this.hls.trigger(Ot.a.ERROR,{type:Ct.b.NETWORK_ERROR,details:r,fatal:i,url:n.url,loader:n,context:e,networkDetails:a})},e}(Nt),Qt=qt,Jt=function(t){function e(r){h(this,e);var i=c(this,t.call(this,r,Ot.a.FRAG_LOADING));return i.loaders={},i}return f(e,t),e.prototype.destroy=function(){var t=this.loaders;for(var e in t){var r=t[e];r&&r.destroy()}this.loaders={},Nt.prototype.destroy.call(this)},e.prototype.onFragLoading=function(t){var e=t.frag,r=e.type,i=this.loaders[r],a=this.hls.config;e.loaded=0,i&&(Pt.b.warn("abort previous fragment loader for type:"+r),i.abort()),i=this.loaders[r]=e.loader=void 0!==a.fLoader?new a.fLoader(a):new a.loader(a);var n=void 0,o=void 0,s=void 0;n={url:e.url,frag:e,responseType:"arraybuffer",progressData:!1};var l=e.byteRangeStartOffset,u=e.byteRangeEndOffset;isNaN(l)||isNaN(u)||(n.rangeStart=l,n.rangeEnd=u),o={timeout:a.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:a.fragLoadingMaxRetryTimeout},s={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this),onProgress:this.loadprogress.bind(this)},i.load(n,o,s)},e.prototype.loadsuccess=function(t,e,r){var i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,a=t.data,n=r.frag;n.loader=void 0,this.loaders[n.type]=void 0,this.hls.trigger(Ot.a.FRAG_LOADED,{payload:a,frag:n,stats:e,networkDetails:i})},e.prototype.loaderror=function(t,e){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,i=e.loader;i&&i.abort(),this.loaders[e.type]=void 0,this.hls.trigger(Ot.a.ERROR,{type:Ct.b.NETWORK_ERROR,details:Ct.a.FRAG_LOAD_ERROR,fatal:!1,frag:e.frag,response:t,networkDetails:r})},e.prototype.loadtimeout=function(t,e){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,i=e.loader;i&&i.abort(),this.loaders[e.type]=void 0,this.hls.trigger(Ot.a.ERROR,{type:Ct.b.NETWORK_ERROR,details:Ct.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e.frag,networkDetails:r})},e.prototype.loadprogress=function(t,e,r){var i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,a=e.frag;a.loaded=t.loaded,this.hls.trigger(Ot.a.FRAG_LOAD_PROGRESS,{frag:a,stats:t,networkDetails:i})},e}(Nt),$t=Jt,Zt=function(t){function e(r){p(this,e);var i=g(this,t.call(this,r,Ot.a.KEY_LOADING));return i.loaders={},i.decryptkey=null,i.decrypturl=null,i}return v(e,t),e.prototype.destroy=function(){for(var t in this.loaders){var e=this.loaders[t];e&&e.destroy()}this.loaders={},Nt.prototype.destroy.call(this)},e.prototype.onKeyLoading=function(t){var e=t.frag,r=e.type,i=this.loaders[r],a=e.decryptdata,n=a.uri;if(n!==this.decrypturl||null===this.decryptkey){var o=this.hls.config;i&&(Pt.b.warn("abort previous key loader for type:"+r),i.abort()),e.loader=this.loaders[r]=new o.loader(o),this.decrypturl=n,this.decryptkey=null;var s=void 0,l=void 0,u=void 0;s={url:n,frag:e,responseType:"arraybuffer"},l={timeout:o.fragLoadingTimeOut,maxRetry:o.fragLoadingMaxRetry,retryDelay:o.fragLoadingRetryDelay,maxRetryDelay:o.fragLoadingMaxRetryTimeout},u={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)},e.loader.load(s,l,u)}else this.decryptkey&&(a.key=this.decryptkey,this.hls.trigger(Ot.a.KEY_LOADED,{frag:e}))},e.prototype.loadsuccess=function(t,e,r){var i=r.frag;this.decryptkey=i.decryptdata.key=new Uint8Array(t.data),i.loader=void 0,this.loaders[i.type]=void 0,this.hls.trigger(Ot.a.KEY_LOADED,{frag:i})},e.prototype.loaderror=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),this.loaders[e.type]=void 0,this.hls.trigger(Ot.a.ERROR,{type:Ct.b.NETWORK_ERROR,details:Ct.a.KEY_LOAD_ERROR,fatal:!1,frag:r,response:t})},e.prototype.loadtimeout=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),this.loaders[e.type]=void 0,this.hls.trigger(Ot.a.ERROR,{type:Ct.b.NETWORK_ERROR,details:Ct.a.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},e}(Nt),te=Zt,ee={search:function(t,e){for(var r=0,i=t.length-1,a=null,n=null;r<=i;){a=(r+i)/2|0,n=t[a];var o=e(n);if(o>0)r=a+1;else{if(!(o<0))return n;i=a-1}}return null}},re=ee,ie={isBuffered:function(t,e){try{if(t)for(var r=t.buffered,i=0;i=r.start(i)&&e<=r.end(i))return!0}catch(t){}return!1},bufferInfo:function(t,e,r){try{if(t){var i,a=t.buffered,n=[];for(i=0;id&&(l[u-1].end=t[s].end):l.push(t[s])}else l.push(t[s])}for(s=0,i=0,a=n=e;s=h&&e1?e-1:0),a=1;a1?e-1:0),a=1;a0&&-1===t&&(Pt.b.log("override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=ve.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this.forceStartLoad=!0,this.state=ve.STOPPED},e.prototype.stopLoad=function(){var t=this.fragCurrent;t&&(t.loader&&t.loader.abort(),this.fragCurrent=null),this.fragPrevious=null,this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.state=ve.STOPPED,this.forceStartLoad=!1},e.prototype.tick=function(){1===++this.ticks&&(this.doTick(),this.ticks>1&&setTimeout(this.tick,1),this.ticks=0)},e.prototype.doTick=function(){switch(this.state){case ve.ERROR:break;case ve.BUFFER_FLUSHING:this.fragLoadError=0;break;case ve.IDLE:this._doTickIdle();break;case ve.WAITING_LEVEL:var t=this.levels[this.level];t&&t.details&&(this.state=ve.IDLE);break;case ve.FRAG_LOADING_WAITING_RETRY:var e=performance.now(),r=this.retryDate;(!r||e>=r||this.media&&this.media.seeking)&&(Pt.b.log("mediaController: retryDate reached, switch back to IDLE state"),this.state=ve.IDLE);break;case ve.ERROR:case ve.STOPPED:case ve.FRAG_LOADING:case ve.PARSING:case ve.PARSED:case ve.ENDED:}this._checkBuffer(),this._checkFragmentChanged()},e.prototype._doTickIdle=function(){var t=this.hls,e=t.config,r=this.media;if(void 0!==this.levelLastLoaded&&(r||!this.startFragRequested&&e.startFragPrefetch)){var i=void 0;i=this.loadedmetadata?r.currentTime:this.nextLoadPosition;var a=t.nextLoadLevel,n=this.levels[a];if(n){var o=n.bitrate,s=void 0;s=o?Math.max(8*e.maxBufferSize/o,e.maxBufferLength):e.maxBufferLength,s=Math.min(s,e.maxMaxBufferLength);var l=ae.bufferInfo(this.mediaBuffer?this.mediaBuffer:r,i,e.maxBufferHole),u=l.len;if(!(u>=s)){Pt.b.trace("buffer length of "+u.toFixed(3)+" is below max of "+s.toFixed(3)+". checking for more payload ..."),this.level=t.nextLoadLevel=a;var d=n.details;if(void 0===d||!0===d.live&&this.levelLastLoaded!==a)return void(this.state=ve.WAITING_LEVEL);var h=this.fragPrevious;if(!d.live&&h&&!h.backtracked&&h.sn===d.endSN&&!l.nextStart){if(Math.min(r.duration,h.start+h.duration)-Math.max(l.end,h.start)<=Math.max(.2,h.duration)){var c={};return this.altAudio&&(c.type="video"),this.hls.trigger(Ot.a.BUFFER_EOS,c),void(this.state=ve.ENDED)}}this._fetchPayloadOrEos(i,l,d)}}}},e.prototype._fetchPayloadOrEos=function(t,e,r){var i=this.fragPrevious,a=this.level,n=r.fragments,o=n.length;if(0!==o){var s=n[0].start,l=n[o-1].start+n[o-1].duration,u=e.end,d=void 0;if(r.initSegment&&!r.initSegment.data)d=r.initSegment;else if(r.live){var h=this.config.initialLiveManifestSize;if(oh&&(l.currentTime=h),this.nextLoadPosition=h}if(t.PTSKnown&&e>i&&l&&l.readyState)return null;if(this.startFragRequested&&!t.PTSKnown){if(a){var c=a.sn+1;if(c>=t.startSN&&c<=t.endSN){var f=n[c-t.startSN];a.cc===f.cc&&(u=f,Pt.b.log("live playlist, switching playlist, load frag with next SN: "+u.sn))}u||(u=re.search(n,function(t){return a.cc-t.cc}))&&Pt.b.log("live playlist, switching playlist, load frag with same CC: "+u.sn)}u||(u=n[Math.min(o-1,Math.round(o/2))],Pt.b.log("live playlist, switching playlist, unknown, load middle frag : "+u.sn))}return u},e.prototype._findFragment=function(t,e,r,i,a,n,o){var s=this.hls.config,l=void 0,u=void 0,d=s.maxFragLookUpTolerance,h=e?i[e.sn-i[0].sn+1]:void 0,c=function(t){var e=Math.min(d,t.duration+(t.deltaPTS?t.deltaPTS:0));return t.start+t.duration-e<=a?1:t.start-e>a&&t.start?-1:0};if(an-d&&(d=0),u=h&&!c(h)?h:re.search(i,c)):u=i[r-1],u){l=u;var f=l.sn-o.startSN,p=e&&l.level===e.level,g=i[f-1],v=i[f+1];if(e&&l.sn===e.sn)if(p&&!l.backtracked)if(l.sns.maxBufferHole&&e.dropped&&f?(l=g,Pt.b.warn("SN just loaded, with large PTS gap between audio and video, maybe frag is not starting with a keyframe ? load previous one to try to overcome this"),e.loadCounter--):(l=v,Pt.b.log("SN just loaded, load next one: "+l.sn))}else l=null;else l.backtracked&&(v&&v.backtracked?(Pt.b.warn("Already backtracked from fragment "+v.sn+", will not backtrack to fragment "+l.sn+". Loading fragment "+v.sn),l=v):(Pt.b.warn("Loaded fragment with dropped frames, backtracking 1 segment to find a keyframe"),l.dropped=0,g?(g.loadCounter&&g.loadCounter--,l=g,l.backtracked=!0):f&&(l=null)))}return l},e.prototype._loadFragmentOrKey=function(t,e,r,i,a){var n=this.hls,o=n.config;if(!t.decryptdata||null==t.decryptdata.uri||null!=t.decryptdata.key){if(Pt.b.log("Loading "+t.sn+" of ["+r.startSN+" ,"+r.endSN+"],level "+e+", currentTime:"+i.toFixed(3)+",bufferEnd:"+a.toFixed(3)),void 0!==this.fragLoadIdx?this.fragLoadIdx++:this.fragLoadIdx=0,t.loadCounter){t.loadCounter++;var s=o.fragLoadingLoopThreshold;if(t.loadCounter>s&&Math.abs(this.fragLoadIdx-t.loadIdx)e.endPTS?1:0})},e.prototype.followingBufferedFrag=function(t){return t?this.getBufferedFrag(t.endPTS+.5):null},e.prototype._checkFragmentChanged=function(){var t,e,r=this.media;if(r&&r.readyState&&!1===r.seeking&&(e=r.currentTime,e>r.playbackRate*this.lastCurrentTime&&(this.lastCurrentTime=e),ae.isBuffered(r,e)?t=this.getBufferedFrag(e):ae.isBuffered(r,e+.1)&&(t=this.getBufferedFrag(e+.1)),t)){var i=t;if(i!==this.fragPlaying){this.hls.trigger(Ot.a.FRAG_CHANGED,{frag:i});var a=i.level;this.fragPlaying&&this.fragPlaying.level===a||this.hls.trigger(Ot.a.LEVEL_SWITCHED,{level:a}),this.fragPlaying=i}}},e.prototype.immediateLevelSwitch=function(){if(Pt.b.log("immediateLevelSwitch"),!this.immediateSwitch){this.immediateSwitch=!0;var t=this.media,e=void 0;t?(e=t.paused,t.pause()):e=!0,this.previouslyPaused=e}var r=this.fragCurrent;r&&r.loader&&r.loader.abort(),this.fragCurrent=null,void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},e.prototype.immediateLevelSwitchEnd=function(){var t=this.media;t&&t.buffered.length&&(this.immediateSwitch=!1,ae.isBuffered(t,t.currentTime)&&(t.currentTime-=1e-4),this.previouslyPaused||t.play())},e.prototype.nextLevelSwitch=function(){var t=this.media;if(t&&t.readyState){var e=void 0,r=void 0,i=void 0;if(void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold),r=this.getBufferedFrag(t.currentTime),r&&r.startPTS>1&&this.flushMainBuffer(0,r.startPTS-1),t.paused)e=0;else{var a=this.hls.nextLoadLevel,n=this.levels[a],o=this.fragLastKbps;e=o&&this.fragCurrent?this.fragCurrent.duration*n.bitrate/(1e3*o)+1:0}if((i=this.getBufferedFrag(t.currentTime+e))&&(i=this.followingBufferedFrag(i))){var s=this.fragCurrent;s&&s.loader&&s.loader.abort(),this.fragCurrent=null,this.flushMainBuffer(i.maxStartPTS,Number.POSITIVE_INFINITY)}}},e.prototype.flushMainBuffer=function(t,e){this.state=ve.BUFFER_FLUSHING;var r={startOffset:t,endOffset:e};this.altAudio&&(r.type="video"),this.hls.trigger(Ot.a.BUFFER_FLUSHING,r)},e.prototype.onMediaAttached=function(t){var e=this.media=this.mediaBuffer=t.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),this.onvended=this.onMediaEnded.bind(this),e.addEventListener("seeking",this.onvseeking),e.addEventListener("seeked",this.onvseeked),e.addEventListener("ended",this.onvended);var r=this.config;this.levels&&r.autoStartLoad&&this.hls.startLoad(r.startPosition)},e.prototype.onMediaDetaching=function(){var t=this.media;t&&t.ended&&(Pt.b.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0);var e=this.levels;e&&e.forEach(function(t){t.details&&t.details.fragments.forEach(function(t){t.loadCounter=void 0,t.backtracked=void 0})}),t&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("seeked",this.onvseeked),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvseeked=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.stopLoad()},e.prototype.onMediaSeeking=function(){var t=this.media,e=t?t.currentTime:void 0,r=this.config;isNaN(e)||Pt.b.log("media seeking to "+e.toFixed(3));var i=this.mediaBuffer?this.mediaBuffer:t,a=ae.bufferInfo(i,e,this.config.maxBufferHole);if(this.state===ve.FRAG_LOADING){var n=this.fragCurrent;if(0===a.len&&n){var o=r.maxFragLookUpTolerance,s=n.start-o,l=n.start+n.duration+o;el?(n.loader&&(Pt.b.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),n.loader.abort()),this.fragCurrent=null,this.fragPrevious=null,this.state=ve.IDLE):Pt.b.log("seeking outside of buffer but within currently loaded fragment range")}}else this.state===ve.ENDED&&(0===a.len&&(this.fragPrevious=0),this.state=ve.IDLE);t&&(this.lastCurrentTime=e),this.state!==ve.FRAG_LOADING&&void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*r.fragLoadingLoopThreshold),this.loadedmetadata||(this.nextLoadPosition=this.startPosition=e),this.tick()},e.prototype.onMediaSeeked=function(){var t=this.media,e=t?t.currentTime:void 0;isNaN(e)||Pt.b.log("media seeked to "+e.toFixed(3)),this.tick()},e.prototype.onMediaEnded=function(){Pt.b.log("media ended"),this.startPosition=this.lastCurrentTime=0},e.prototype.onManifestLoading=function(){Pt.b.log("trigger BUFFER_RESET"),this.hls.trigger(Ot.a.BUFFER_RESET),this._bufferedFrags=[],this.stalled=!1,this.startPosition=this.lastCurrentTime=0},e.prototype.onManifestParsed=function(t){var e,r=!1,i=!1;t.levels.forEach(function(t){(e=t.audioCodec)&&(-1!==e.indexOf("mp4a.40.2")&&(r=!0),-1!==e.indexOf("mp4a.40.5")&&(i=!0))}),this.audioCodecSwitch=r&&i,this.audioCodecSwitch&&Pt.b.log("both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=t.levels,this.startFragRequested=!1;var a=this.config;(a.autoStartLoad||this.forceStartLoad)&&this.hls.startLoad(a.startPosition)},e.prototype.onLevelLoaded=function(t){var e=t.details,r=t.level,i=this.levels[this.levelLastLoaded],a=this.levels[r],n=e.totalduration,o=0;if(Pt.b.log("level "+r+" loaded ["+e.startSN+","+e.endSN+"],duration:"+n),e.live){var s=a.details;s&&e.fragments.length>0?(T(s,e),o=e.fragments[0].start,this.liveSyncPosition=this.computeLivePosition(o,s),e.PTSKnown&&!isNaN(o)?Pt.b.log("live playlist sliding:"+o.toFixed(3)):(Pt.b.log("live playlist - outdated PTS, unknown sliding"),w(this.fragPrevious,i,e))):(Pt.b.log("live playlist - first load, unknown sliding"),e.PTSKnown=!1,w(this.fragPrevious,i,e))}else e.PTSKnown=!1;if(a.details=e,this.levelLastLoaded=r,this.hls.trigger(Ot.a.LEVEL_UPDATED,{details:e,level:r}),!1===this.startFragRequested){if(-1===this.startPosition||-1===this.lastCurrentTime){var l=e.startTimeOffset;isNaN(l)?e.live?(this.startPosition=this.computeLivePosition(o,e),Pt.b.log("configure startPosition to "+this.startPosition)):this.startPosition=0:(l<0&&(Pt.b.log("negative start time offset "+l+", count from end of last fragment"),l=o+n+l),Pt.b.log("start time offset found in playlist, adjust startPosition to "+l),this.startPosition=l),this.lastCurrentTime=this.startPosition}this.nextLoadPosition=this.startPosition}this.state===ve.WAITING_LEVEL&&(this.state=ve.IDLE),this.tick()},e.prototype.onKeyLoaded=function(){this.state===ve.KEY_LOADING&&(this.state=ve.IDLE,this.tick())},e.prototype.onFragLoaded=function(t){var e=this.fragCurrent,r=t.frag;if(this.state===ve.FRAG_LOADING&&e&&"main"===r.type&&r.level===e.level&&r.sn===e.sn){var i=t.stats,a=this.levels[e.level],n=a.details;if(Pt.b.log("Loaded "+e.sn+" of ["+n.startSN+" ,"+n.endSN+"],level "+e.level),this.bitrateTest=!1,this.stats=i,!0===r.bitrateTest&&this.hls.nextLoadLevel)this.state=ve.IDLE,this.startFragRequested=!1,i.tparsed=i.tbuffered=performance.now(),this.hls.trigger(Ot.a.FRAG_BUFFERED,{stats:i,frag:e,id:"main"}),this.tick();else if("initSegment"===r.sn)this.state=ve.IDLE,i.tparsed=i.tbuffered=performance.now(),n.initSegment.data=t.payload,this.hls.trigger(Ot.a.FRAG_BUFFERED,{stats:i,frag:e,id:"main"}),this.tick();else{this.state=ve.PARSING;var o=n.totalduration,s=e.level,l=e.sn,u=this.config.defaultAudioCodec||a.audioCodec;this.audioCodecSwap&&(Pt.b.log("swapping playlist audio codec"),void 0===u&&(u=this.lastAudioCodec),u&&(u=-1!==u.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5")),this.pendingBuffering=!0,this.appended=!1,Pt.b.log("Parsing "+l+" of ["+n.startSN+" ,"+n.endSN+"],level "+s+", cc "+e.cc);var d=this.demuxer;d||(d=this.demuxer=new ce(this.hls,"main"));var h=this.media,c=h&&h.seeking,f=!c&&(n.PTSKnown||!n.live),p=n.initSegment?n.initSegment.data:[];d.push(t.payload,p,u,a.videoCodec,e,o,f,void 0)}}this.fragLoadError=0},e.prototype.onFragParsingInitSegment=function(t){var e=this.fragCurrent,r=t.frag;if(e&&"main"===t.id&&r.sn===e.sn&&r.level===e.level&&this.state===ve.PARSING){var i,a,n=t.tracks;if(n.audio&&this.altAudio&&delete n.audio,a=n.audio){var o=this.levels[this.level].audioCodec,s=navigator.userAgent.toLowerCase();o&&this.audioCodecSwap&&(Pt.b.log("swapping playlist audio codec"),o=-1!==o.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),this.audioCodecSwitch&&1!==a.metadata.channelCount&&-1===s.indexOf("firefox")&&(o="mp4a.40.5"),-1!==s.indexOf("android")&&"audio/mpeg"!==a.container&&(o="mp4a.40.2",Pt.b.log("Android: force audio codec to "+o)),a.levelCodec=o,a.id=t.id}a=n.video,a&&(a.levelCodec=this.levels[this.level].videoCodec,a.id=t.id),this.hls.trigger(Ot.a.BUFFER_CODECS,n);for(i in n){a=n[i],Pt.b.log("main track:"+i+",container:"+a.container+",codecs[level/parsed]=["+a.levelCodec+"/"+a.codec+"]");var l=a.initSegment;l&&(this.appended=!0,this.pendingBuffering=!0,this.hls.trigger(Ot.a.BUFFER_APPENDING,{type:i,data:l,parent:"main",content:"initSegment"}))}this.tick()}},e.prototype.onFragParsingData=function(t){var e=this,r=this.fragCurrent,i=t.frag;if(r&&"main"===t.id&&i.sn===r.sn&&i.level===r.level&&("audio"!==t.type||!this.altAudio)&&this.state===ve.PARSING){var a=this.levels[this.level],n=r;if(isNaN(t.endPTS)&&(t.endPTS=t.startPTS+r.duration,t.endDTS=t.startDTS+r.duration),Pt.b.log("Parsed "+t.type+",PTS:["+t.startPTS.toFixed(3)+","+t.endPTS.toFixed(3)+"],DTS:["+t.startDTS.toFixed(3)+"/"+t.endDTS.toFixed(3)+"],nb:"+t.nb+",dropped:"+(t.dropped||0)),"video"===t.type)if(n.dropped=t.dropped,n.dropped)if(n.backtracked)Pt.b.warn("Already backtracked on this fragment, appending with the gap");else{var o=a.details;if(!o||n.sn!==o.startSN)return Pt.b.warn("missing video frame(s), backtracking fragment"),n.backtracked=!0,this.nextLoadPosition=t.startPTS,this.state=ve.IDLE,this.fragPrevious=n,void this.tick();Pt.b.warn("missing video frame(s) on first frag, appending with gap")}else n.backtracked=!1;var s=E(a.details,n,t.startPTS,t.endPTS,t.startDTS,t.endDTS),l=this.hls;l.trigger(Ot.a.LEVEL_PTS_UPDATED,{details:a.details,level:this.level,drift:s,type:t.type,start:t.startPTS,end:t.endPTS}),[t.data1,t.data2].forEach(function(r){r&&r.length&&e.state===ve.PARSING&&(e.appended=!0,e.pendingBuffering=!0,l.trigger(Ot.a.BUFFER_APPENDING,{type:t.type,data:r,parent:"main",content:"data"}))}),this.tick()}},e.prototype.onFragParsed=function(t){var e=this.fragCurrent,r=t.frag;e&&"main"===t.id&&r.sn===e.sn&&r.level===e.level&&this.state===ve.PARSING&&(this.stats.tparsed=performance.now(),this.state=ve.PARSED,this._checkAppendedParsed())},e.prototype.onAudioTrackSwitching=function(t){var e=!!t.url,r=t.id;if(!e){if(this.mediaBuffer!==this.media){Pt.b.log("switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var i=this.fragCurrent;i.loader&&(Pt.b.log("switching to main audio track, cancel main fragment load"),i.loader.abort()),this.fragCurrent=null,this.fragPrevious=null,this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.state=ve.IDLE}var a=this.hls;a.trigger(Ot.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),a.trigger(Ot.a.AUDIO_TRACK_SWITCHED,{id:r}),this.altAudio=!1}},e.prototype.onAudioTrackSwitched=function(t){var e=t.id,r=!!this.hls.audioTracks[e].url;if(r){var i=this.videoBuffer;i&&this.mediaBuffer!==i&&(Pt.b.log("switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=i)}this.altAudio=r,this.tick()},e.prototype.onBufferCreated=function(t){var e=t.tracks,r=void 0,i=void 0,a=!1;for(var n in e){var o=e[n];"main"===o.id?(i=n,r=o,"video"===n&&(this.videoBuffer=e[n].buffer)):a=!0}a&&r?(Pt.b.log("alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},e.prototype.onBufferAppended=function(t){if("main"===t.parent){var e=this.state;e!==ve.PARSING&&e!==ve.PARSED||(this.pendingBuffering=t.pending>0,this._checkAppendedParsed())}},e.prototype._checkAppendedParsed=function(){if(!(this.state!==ve.PARSED||this.appended&&this.pendingBuffering)){var t=this.fragCurrent;if(t){var e=this.mediaBuffer?this.mediaBuffer:this.media;Pt.b.log("main buffered : "+pe.toString(e.buffered));var r=this._bufferedFrags.filter(function(t){return ae.isBuffered(e,(t.startPTS+t.endPTS)/2)});r.push(t),this._bufferedFrags=r.sort(function(t,e){return t.startPTS-e.startPTS}),this.fragPrevious=t;var i=this.stats;i.tbuffered=performance.now(),this.fragLastKbps=Math.round(8*i.total/(i.tbuffered-i.tfirst)),this.hls.trigger(Ot.a.FRAG_BUFFERED,{stats:i,frag:t,id:"main"}),this.state=ve.IDLE}this.tick()}},e.prototype.onError=function(t){var e=t.frag||this.fragCurrent;if(!e||"main"===e.type){var r=!!this.media&&ae.isBuffered(this.media,this.media.currentTime)&&ae.isBuffered(this.media,this.media.currentTime+.5);switch(t.details){case Ct.a.FRAG_LOAD_ERROR:case Ct.a.FRAG_LOAD_TIMEOUT:case Ct.a.KEY_LOAD_ERROR:case Ct.a.KEY_LOAD_TIMEOUT:if(!t.fatal)if(this.fragLoadError+1<=this.config.fragLoadingMaxRetry){var i=Math.min(Math.pow(2,this.fragLoadError)*this.config.fragLoadingRetryDelay,this.config.fragLoadingMaxRetryTimeout);e.loadCounter=0,Pt.b.warn("mediaController: frag loading failed, retry in "+i+" ms"),this.retryDate=performance.now()+i,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.fragLoadError++,this.state=ve.FRAG_LOADING_WAITING_RETRY}else Pt.b.error("mediaController: "+t.details+" reaches max retry, redispatch as fatal ..."),t.fatal=!0,this.state=ve.ERROR;break;case Ct.a.FRAG_LOOP_LOADING_ERROR:t.fatal||(r?(this._reduceMaxBufferLength(e.duration),this.state=ve.IDLE):e.autoLevel&&0!==e.level||(t.fatal=!0,this.state=ve.ERROR));break;case Ct.a.LEVEL_LOAD_ERROR:case Ct.a.LEVEL_LOAD_TIMEOUT:this.state!==ve.ERROR&&(t.fatal?(this.state=ve.ERROR,Pt.b.warn("streamController: "+t.details+",switch to "+this.state+" state ...")):t.levelRetry||this.state!==ve.WAITING_LEVEL||(this.state=ve.IDLE));break;case Ct.a.BUFFER_FULL_ERROR:"main"!==t.parent||this.state!==ve.PARSING&&this.state!==ve.PARSED||(r?(this._reduceMaxBufferLength(this.config.maxBufferLength),this.state=ve.IDLE):(Pt.b.warn("buffer full error also media.currentTime is not buffered, flush everything"),this.fragCurrent=null,this.flushMainBuffer(0,Number.POSITIVE_INFINITY)))}}},e.prototype._reduceMaxBufferLength=function(t){var e=this.config;e.maxMaxBufferLength>=t&&(e.maxMaxBufferLength/=2,Pt.b.warn("main:reduce max buffer length to "+e.maxMaxBufferLength+"s"),void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*e.fragLoadingLoopThreshold))},e.prototype._checkBuffer=function(){var t=this.media,e=this.config;if(t&&t.readyState){var r=t.currentTime,i=this.mediaBuffer?this.mediaBuffer:t,a=i.buffered;if(!this.loadedmetadata&&a.length){this.loadedmetadata=!0;var n=t.seeking?r:this.startPosition,o=ae.isBuffered(i,n),s=a.start(0),l=!o&&Math.abs(n-s)1e3*e.lowBufferWatchdogPeriod){this.stallReported||(this.stallReported=!0,Pt.b.warn("playback stalling in low buffer @"+r),f.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.BUFFER_STALLED_ERROR,fatal:!1,buffer:g}));var y=u.nextStart,m=y-r;if(y&&m0){this.nudgeRetry=++v;var b=v*e.nudgeOffset;Pt.b.log("adjust currentTime from "+t.currentTime+" to next buffered @ "+y+" + nudge "+b),t.currentTime=y+b,this.stalled=void 0,f.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.BUFFER_SEEK_OVER_HOLE,fatal:!1,hole:y+b-r})}}else if(g>.5&&p>1e3*e.highBufferWatchdogPeriod)if(this.stallReported||(this.stallReported=!0,Pt.b.warn("playback stalling in high buffer @"+r),f.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.BUFFER_STALLED_ERROR,fatal:!1,buffer:g})),this.stalled=void 0,this.nudgeRetry=++v,v"+t),this.hls.trigger(Ot.a.STREAM_STATE_TRANSITION,{previousState:e,nextState:t})}},get:function(){return this._state}},{key:"currentLevel",get:function(){var t=this.media;if(t){var e=this.getBufferedFrag(t.currentTime);if(e)return e.level}return-1}},{key:"nextBufferedFrag",get:function(){var t=this.media;return t?this.followingBufferedFrag(this.getBufferedFrag(t.currentTime)):null}},{key:"nextLevel",get:function(){var t=this.nextBufferedFrag;return t?t.level:-1}},{key:"liveSyncPosition",get:function(){return this._liveSyncPosition},set:function(t){this._liveSyncPosition=t}}]),e}(Nt),me=ye,be=function(){function t(t,e){for(var r=0;r0){r=e[0].bitrate,e.sort(function(t,e){return t.bitrate-e.bitrate}),this._levels=e;for(var d=0;d0})}else this.hls.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:this.hls.url,reason:"no level with compatible codecs found in manifest"})},e.prototype.setLevelInternal=function(t){var e=this._levels,r=this.hls;if(t>=0&&t1&&s.loadError0&&(e=t.urlId,this.hls.trigger(Ot.a.LEVEL_LOADING,{url:t.url[e],level:this.currentLevelIndex,id:e}))},be(e,[{key:"levels",get:function(){return this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(t){var e=this._levels;e&&(t=Math.min(t,e.length-1),this.currentLevelIndex===t&&void 0!==e[t].details||this.setLevelInternal(t))}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(t){this.manualLevelIndex=t,void 0===this._startLevel&&(this._startLevel=t),-1!==t&&(this.level=t)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(t){this._firstLevel=t}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var t=this.hls.config.startLevel;return void 0!==t?t:this._firstLevel}return this._startLevel},set:function(t){this._startLevel=t}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(t){this.level=t,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=t)}}]),e}(Nt),Te=Ee,Re=r(3),Ae=function(t){function e(r){x(this,e);var i=F(this,t.call(this,r,Ot.a.MEDIA_ATTACHED,Ot.a.MEDIA_DETACHING,Ot.a.FRAG_PARSING_METADATA));return i.id3Track=void 0,i.media=void 0,i}return N(e,t),e.prototype.destroy=function(){Nt.prototype.destroy.call(this)},e.prototype.onMediaAttached=function(t){this.media=t.media,this.media},e.prototype.onMediaDetaching=function(){this.media=void 0},e.prototype.onFragParsingMetadata=function(t){var e=t.frag,r=t.samples;this.id3Track||(this.id3Track=this.media.addTextTrack("metadata","id3"),this.id3Track.mode="hidden");for(var i=window.WebKitDataCue||window.VTTCue||window.TextTrackCue,a=0;a=this.minWeight_},t.prototype.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},t.prototype.destroy=function(){},t}(),De=we,Ie=function(){function t(t,e){for(var r=0;r500*r.duration/s){var l=t.levels,u=Math.max(1,n.bw?n.bw/8:1e3*n.loaded/o),d=l[r.level],h=d.realBitrate?Math.max(d.realBitrate,d.bitrate):d.bitrate,c=n.total?n.total:Math.max(n.loaded,Math.round(r.duration*h/8)),f=e.currentTime,p=(c-n.loaded)/u,g=(ae.bufferInfo(e,f,t.config.maxBufferHole).end-f)/s;if(g<2*r.duration/s&&p>g){var v=void 0,y=void 0;for(y=r.level-1;y>a;y--){var m=l[y].realBitrate?Math.max(l[y].realBitrate,l[y].bitrate):l[y].bitrate;if((v=r.duration*m/(6.4*u))=i;u--){var d=l[u],h=d.details,c=h?h.totalduration/h.fragments.length:e,f=!!h&&h.live,p=void 0;p=u<=t?o*r:s*r;var g=l[u].realBitrate?Math.max(l[u].realBitrate,l[u].bitrate):l[u].bitrate,v=g*c/p;if(Pt.b.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+u+"/"+Math.round(p)+"/"+g+"/"+c+"/"+n+"/"+v),p>g&&(!v||f&&!this.bitrateTestDelay||v=0)return c;Pt.b.trace("rebuffering expected to happen, lets try to find a quality level minimizing the rebuffering");var f=s?Math.min(s,i.maxStarvationDelay):i.maxStarvationDelay,p=i.abrBandWidthFactor,g=i.abrBandWidthUpFactor;if(0===h){var v=this.bitrateTestDelay;if(v){f=(s?Math.min(s,i.maxLoadingDelay):i.maxLoadingDelay)-v,Pt.b.trace("bitrate test took "+Math.round(1e3*v)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*f)+" ms"),p=g=1}}return c=this._findBestLevel(o,s,d,a,e,h+f,p,g,r),Math.max(c,0)}}]),e}(Nt),Oe=ke,Ce=y(),Pe=function(t){function e(r){K(this,e);var i=W(this,t.call(this,r,Ot.a.MEDIA_ATTACHING,Ot.a.MEDIA_DETACHING,Ot.a.MANIFEST_PARSED,Ot.a.BUFFER_RESET,Ot.a.BUFFER_APPENDING,Ot.a.BUFFER_CODECS,Ot.a.BUFFER_EOS,Ot.a.BUFFER_FLUSHING,Ot.a.LEVEL_PTS_UPDATED,Ot.a.LEVEL_UPDATED));return i._msDuration=null,i._levelDuration=null,i._live=null,i._objectUrl=null,i.onsbue=i.onSBUpdateEnd.bind(i),i.onsbe=i.onSBUpdateError.bind(i),i.pendingTracks={},i.tracks={},i}return V(e,t),e.prototype.destroy=function(){Nt.prototype.destroy.call(this)},e.prototype.onLevelPtsUpdated=function(t){var e=t.type,r=this.tracks.audio;if("audio"===e&&r&&"audio/mpeg"===r.container){var i=this.sourceBuffer.audio;if(Math.abs(i.timestampOffset-t.start)>.1){var a=i.updating;try{i.abort()}catch(t){a=!0,Pt.b.warn("can not abort audio buffer: "+t)}a?this.audioTimestampOffset=t.start:(Pt.b.warn("change mpeg audio timestamp offset from "+i.timestampOffset+" to "+t.start),i.timestampOffset=t.start)}}},e.prototype.onManifestParsed=function(t){var e=t.audio,r=t.video||t.levels.length&&t.audio,i=0;t.altAudio&&(e||r)&&(i=(e?1:0)+(r?1:0),Pt.b.log(i+" sourceBuffer(s) expected")),this.sourceBufferNb=i},e.prototype.onMediaAttaching=function(t){var e=this.media=t.media;if(e){var r=this.mediaSource=new Ce;this.onmso=this.onMediaSourceOpen.bind(this),this.onmse=this.onMediaSourceEnded.bind(this),this.onmsc=this.onMediaSourceClose.bind(this),r.addEventListener("sourceopen",this.onmso),r.addEventListener("sourceended",this.onmse),r.addEventListener("sourceclose",this.onmsc),e.src=URL.createObjectURL(r),this._objectUrl=e.src}},e.prototype.onMediaDetaching=function(){Pt.b.log("media source detaching");var t=this.mediaSource;if(t){if("open"===t.readyState)try{t.endOfStream()}catch(t){Pt.b.warn("onMediaDetaching:"+t.message+" while calling endOfStream")}t.removeEventListener("sourceopen",this.onmso),t.removeEventListener("sourceended",this.onmse),t.removeEventListener("sourceclose",this.onmsc),this.media&&(URL.revokeObjectURL(this._objectUrl),this.media.src===this._objectUrl?(this.media.removeAttribute("src"),this.media.load()):Pt.b.warn("media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.pendingTracks={},this.tracks={},this.sourceBuffer={},this.flushRange=[],this.segments=[],this.appended=0}this.onmso=this.onmse=this.onmsc=null,this.hls.trigger(Ot.a.MEDIA_DETACHED)},e.prototype.onMediaSourceOpen=function(){Pt.b.log("media source opened"),this.hls.trigger(Ot.a.MEDIA_ATTACHED,{media:this.media});var t=this.mediaSource;t&&t.removeEventListener("sourceopen",this.onmso),this.checkPendingTracks()},e.prototype.checkPendingTracks=function(){var t=this.pendingTracks,e=Object.keys(t).length;e&&(this.sourceBufferNb<=e||0===this.sourceBufferNb)&&(this.createSourceBuffers(t),this.pendingTracks={},this.doAppending())},e.prototype.onMediaSourceClose=function(){Pt.b.log("media source closed")},e.prototype.onMediaSourceEnded=function(){Pt.b.log("media source ended")},e.prototype.onSBUpdateEnd=function(){if(this.audioTimestampOffset){var t=this.sourceBuffer.audio;Pt.b.warn("change mpeg audio timestamp offset from "+t.timestampOffset+" to "+this.audioTimestampOffset),t.timestampOffset=this.audioTimestampOffset,delete this.audioTimestampOffset}this._needsFlush&&this.doFlush(),this._needsEos&&this.checkEos(),this.appending=!1;var e=this.parent,r=this.segments.reduce(function(t,r){return r.parent===e?t+1:t},0);this.hls.trigger(Ot.a.BUFFER_APPENDED,{parent:e,pending:r}),this._needsFlush||this.doAppending(),this.updateMediaElementDuration()},e.prototype.onSBUpdateError=function(t){Pt.b.error("sourceBuffer error:",t),this.hls.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.BUFFER_APPENDING_ERROR,fatal:!1})},e.prototype.onBufferReset=function(){var t=this.sourceBuffer;for(var e in t){var r=t[e];try{this.mediaSource.removeSourceBuffer(r),r.removeEventListener("updateend",this.onsbue),r.removeEventListener("error",this.onsbe)}catch(t){}}this.sourceBuffer={},this.flushRange=[],this.segments=[],this.appended=0},e.prototype.onBufferCodecs=function(t){if(0===Object.keys(this.sourceBuffer).length){for(var e in t)this.pendingTracks[e]=t[e];var r=this.mediaSource;r&&"open"===r.readyState&&this.checkPendingTracks()}},e.prototype.createSourceBuffers=function(t){var e=this.sourceBuffer,r=this.mediaSource;for(var i in t)if(!e[i]){var a=t[i],n=a.levelCodec||a.codec,o=a.container+";codecs="+n;Pt.b.log("creating sourceBuffer("+o+")");try{var s=e[i]=r.addSourceBuffer(o);s.addEventListener("updateend",this.onsbue),s.addEventListener("error",this.onsbe),this.tracks[i]={codec:n,container:a.container},a.buffer=s}catch(t){Pt.b.error("error while trying to add sourceBuffer:"+t.message),this.hls.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.BUFFER_ADD_CODEC_ERROR,fatal:!1,err:t,mimeType:o})}}this.hls.trigger(Ot.a.BUFFER_CREATED,{tracks:t})},e.prototype.onBufferAppending=function(t){this._needsFlush||(this.segments?this.segments.push(t):this.segments=[t],this.doAppending())},e.prototype.onBufferAppendFail=function(t){Pt.b.error("sourceBuffer error:",t.event),this.hls.trigger(Ot.a.ERROR,{type:Ct.b.MEDIA_ERROR,details:Ct.a.BUFFER_APPENDING_ERROR,fatal:!1})},e.prototype.onBufferEos=function(t){var e=this.sourceBuffer,r=t.type;for(var i in e)r&&i!==r||e[i].ended||(e[i].ended=!0,Pt.b.log(i+" sourceBuffer now EOS"));this.checkEos()},e.prototype.checkEos=function(){var t=this.sourceBuffer,e=this.mediaSource;if(!e||"open"!==e.readyState)return void(this._needsEos=!1);for(var r in t){var i=t[r];if(!i.ended)return;if(i.updating)return void(this._needsEos=!0)}Pt.b.log("all media data available, signal endOfStream() to MediaSource and stop loading fragment");try{e.endOfStream()}catch(t){Pt.b.warn("exception while calling mediaSource.endOfStream()")}this._needsEos=!1},e.prototype.onBufferFlushing=function(t){this.flushRange.push({start:t.startOffset,end:t.endOffset,type:t.type}),this.flushBufferCounter=0,this.doFlush()},e.prototype.onLevelUpdated=function(t){var e=t.details;e.fragments.length>0&&(this._levelDuration=e.totalduration+e.fragments[0].start,this._live=e.live,this.updateMediaElementDuration())},e.prototype.updateMediaElementDuration=function(){var t=this.hls.config,e=void 0;if(null!==this._levelDuration&&this.media&&this.mediaSource&&this.sourceBuffer&&0!==this.media.readyState&&"open"===this.mediaSource.readyState){for(var r in this.sourceBuffer)if(!0===this.sourceBuffer[r].updating)return;e=this.media.duration,null===this._msDuration&&(this._msDuration=this.mediaSource.duration),!0===this._live&&!0===t.liveDurationInfinity?(Pt.b.log("Media Source duration is set to Infinity"),this._msDuration=this.mediaSource.duration=1/0):(this._levelDuration>this._msDuration&&this._levelDuration>e||e===1/0||isNaN(e))&&(Pt.b.log("Updating Media Source duration to "+this._levelDuration.toFixed(3)),this._msDuration=this.mediaSource.duration=this._levelDuration)}},e.prototype.doFlush=function(){for(;this.flushRange.length;){var t=this.flushRange[0];if(!this.flushBuffer(t.start,t.end,t.type))return void(this._needsFlush=!0);this.flushRange.shift(),this.flushBufferCounter=0}if(0===this.flushRange.length){this._needsFlush=!1;var e=0,r=this.sourceBuffer;try{for(var i in r)e+=r[i].buffered.length}catch(t){Pt.b.error("error while accessing sourceBuffer.buffered")}this.appended=e,this.hls.trigger(Ot.a.BUFFER_FLUSHED)}},e.prototype.doAppending=function(){var t=this.hls,e=this.sourceBuffer,r=this.segments;if(Object.keys(e).length){if(this.media.error)return this.segments=[],void Pt.b.error("trying to append although a media error occured, flush segment and abort");if(this.appending)return;if(r&&r.length){var i=r.shift();try{var a=i.type,n=e[a];n?n.updating?r.unshift(i):(n.ended=!1,this.parent=i.parent,n.appendBuffer(i.data),this.appendError=0,this.appended++,this.appending=!0):this.onSBUpdateEnd()}catch(e){Pt.b.error("error while trying to append buffer:"+e.message),r.unshift(i);var o={type:Ct.b.MEDIA_ERROR,parent:i.parent};if(22===e.code)return this.segments=[],o.details=Ct.a.BUFFER_FULL_ERROR,o.fatal=!1,void t.trigger(Ot.a.ERROR,o);if(this.appendError?this.appendError++:this.appendError=1,o.details=Ct.a.BUFFER_APPEND_ERROR,this.appendError>t.config.appendErrorMaxRetry)return Pt.b.log("fail "+t.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),r=[],o.fatal=!0,void t.trigger(Ot.a.ERROR,o);o.fatal=!1,t.trigger(Ot.a.ERROR,o)}}}},e.prototype.flushBuffer=function(t,e,r){var i,a,n,o,s,l,u=this.sourceBuffer;if(Object.keys(u).length){if(Pt.b.log("flushBuffer,pos/start/end: "+this.media.currentTime.toFixed(3)+"/"+t+"/"+e),this.flushBufferCounter.5)return this.flushBufferCounter++,Pt.b.log("flush "+d+" ["+s+","+l+"], of ["+n+","+o+"], pos:"+this.media.currentTime),i.remove(s,l),!1}catch(t){Pt.b.warn("exception while accessing sourcebuffer, it might have been removed from MediaSource")}}}else Pt.b.warn("abort flushing too many retries");Pt.b.log("buffer flushed")}return!0},e}(Nt),xe=Pe,Fe=function(){function t(t,e){for(var r=0;rthis.autoLevelCapping&&e.streamController.nextLevelSwitch(),this.autoLevelCapping=e.autoLevelCapping}}},e.prototype.getMaxLevel=function(t){var r=this;if(!this.levels)return-1;var i=this.levels.filter(function(i,a){return e.isLevelAllowed(a,r.restrictedLevels)&&a<=t});return e.getMaxLevelByMediaSize(i,this.mediaWidth,this.mediaHeight)},e.isLevelAllowed=function(t){return-1===(arguments.length>1&&void 0!==arguments[1]?arguments[1]:[]).indexOf(t)},e.getMaxLevelByMediaSize=function(t,e,r){if(!t||t&&!t.length)return-1;for(var i=t.length-1,a=0;a=e||n.height>=r)&&function(t,e){return!e||(t.width!==e.width||t.height!==e.height)}(n,t[a+1])){i=a;break}}return i},Fe(e,[{key:"mediaWidth",get:function(){var t=void 0,r=this.media;return r&&(t=r.width||r.clientWidth||r.offsetWidth,t*=e.contentScaleFactor),t}},{key:"mediaHeight",get:function(){var t=void 0,r=this.media;return r&&(t=r.height||r.clientHeight||r.offsetHeight,t*=e.contentScaleFactor),t}}],[{key:"contentScaleFactor",get:function(){var t=1;try{t=window.devicePixelRatio}catch(t){}return t}}]),e}(Nt),Me=Ne,Ue=function(t){function e(r){return q(this,e),Q(this,t.call(this,r,Ot.a.MEDIA_ATTACHING))}return J(e,t),e.prototype.destroy=function(){this.timer&&clearInterval(this.timer),this.isVideoPlaybackQualityAvailable=!1},e.prototype.onMediaAttaching=function(t){var e=this.hls.config;if(e.capLevelOnFPSDrop){"function"==typeof(this.video=t.media instanceof HTMLVideoElement?t.media:null).getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),clearInterval(this.timer),this.timer=setInterval(this.checkFPSInterval.bind(this),e.fpsDroppedMonitoringPeriod)}},e.prototype.checkFPS=function(t,e,r){var i=performance.now();if(e){if(this.lastTime){var a=i-this.lastTime,n=r-this.lastDroppedFrames,o=e-this.lastDecodedFrames,s=1e3*n/a,l=this.hls;if(l.trigger(Ot.a.FPS_DROP,{currentDropped:n,currentDecoded:o,totalDroppedFrames:r}),s>0&&n>l.config.fpsDroppedMonitoringThreshold*o){var u=l.currentLevel;Pt.b.warn("drop FPS ratio greater than max allowed value for currentLevel: "+u),u>0&&(-1===l.autoLevelCapping||l.autoLevelCapping>=u)&&(u-=1,l.trigger(Ot.a.FPS_DROP_LEVEL_CAPPING,{level:u,droppedLevel:l.currentLevel}),l.autoLevelCapping=u,l.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=e}},e.prototype.checkFPSInterval=function(){var t=this.video;if(t)if(this.isVideoPlaybackQualityAvailable){var e=t.getVideoPlaybackQuality();this.checkFPS(t,e.totalVideoFrames,e.droppedVideoFrames)}else this.checkFPS(t,t.webkitDecodedFrameCount,t.webkitDroppedFrameCount)},e}(Nt),Be=Ue,Ge=function(){function t(e){$(this,t),e&&e.xhrSetup&&(this.xhrSetup=e.xhrSetup)}return t.prototype.destroy=function(){this.abort(),this.loader=null},t.prototype.abort=function(){var t=this.loader;t&&4!==t.readyState&&(this.stats.aborted=!0,t.abort()),window.clearTimeout(this.requestTimeout),this.requestTimeout=null,window.clearTimeout(this.retryTimeout),this.retryTimeout=null},t.prototype.load=function(t,e,r){this.context=t,this.config=e,this.callbacks=r,this.stats={trequest:performance.now(),retry:0},this.retryDelay=e.retryDelay,this.loadInternal()},t.prototype.loadInternal=function(){var t,e=this.context;t=this.loader=new XMLHttpRequest;var r=this.stats;r.tfirst=0,r.loaded=0;var i=this.xhrSetup;try{if(i)try{i(t,e.url)}catch(r){t.open("GET",e.url,!0),i(t,e.url)}t.readyState||t.open("GET",e.url,!0)}catch(r){return void this.callbacks.onError({code:t.status,text:r.message},e,t)}e.rangeEnd&&t.setRequestHeader("Range","bytes="+e.rangeStart+"-"+(e.rangeEnd-1)),t.onreadystatechange=this.readystatechange.bind(this),t.onprogress=this.loadprogress.bind(this),t.responseType=e.responseType,this.requestTimeout=window.setTimeout(this.loadtimeout.bind(this),this.config.timeout),t.send()},t.prototype.readystatechange=function(t){var e=t.currentTarget,r=e.readyState,i=this.stats,a=this.context,n=this.config;if(!i.aborted&&r>=2)if(window.clearTimeout(this.requestTimeout),0===i.tfirst&&(i.tfirst=Math.max(performance.now(),i.trequest)),4===r){var o=e.status;if(o>=200&&o<300){i.tload=Math.max(i.tfirst,performance.now());var s=void 0,l=void 0;"arraybuffer"===a.responseType?(s=e.response,l=s.byteLength):(s=e.responseText,l=s.length),i.loaded=i.total=l;var u={url:e.responseURL,data:s};this.callbacks.onSuccess(u,i,a,e)}else i.retry>=n.maxRetry||o>=400&&o<499?(Pt.b.error(o+" while loading "+a.url),this.callbacks.onError({code:o,text:e.statusText},a,e)):(Pt.b.warn(o+" while loading "+a.url+", retrying in "+this.retryDelay+"..."),this.destroy(),this.retryTimeout=window.setTimeout(this.loadInternal.bind(this),this.retryDelay),this.retryDelay=Math.min(2*this.retryDelay,n.maxRetryDelay),i.retry++)}else this.requestTimeout=window.setTimeout(this.loadtimeout.bind(this),n.timeout)},t.prototype.loadtimeout=function(){Pt.b.warn("timeout while loading "+this.context.url),this.callbacks.onTimeout(this.stats,this.context,null)},t.prototype.loadprogress=function(t){var e=t.currentTarget,r=this.stats;r.loaded=t.loaded,t.lengthComputable&&(r.total=t.total);var i=this.callbacks.onProgress;i&&i(r,this.context,null,e)},t}(),je=Ge,He=function(){function t(t,e){for(var r=0;r1&&setTimeout(this.tick,1),this.ticks=0)},e.prototype.doTick=function(){this.updateTrack(this.trackId)},e.prototype.onError=function(t){t.fatal&&t.type===Ct.b.NETWORK_ERROR&&this.cleanTimer()},e.prototype.onManifestLoading=function(){this.tracks=[],this.trackId=-1},e.prototype.onManifestParsed=function(t){var e=this,r=t.audioTracks||[],i=!1;this.tracks=r,this.hls.trigger(Ot.a.AUDIO_TRACKS_UPDATED,{audioTracks:r});var a=0;r.forEach(function(t){if(t.default&&!i)return e.audioTrack=a,void(i=!0);a++}),!1===i&&r.length&&(Pt.b.log("no default audio track defined, use first audio track as default"),this.audioTrack=0)},e.prototype.onAudioTrackLoaded=function(t){t.id=0&&t=0&&t0&&-1===t?(Pt.b.log("audio:override startPosition with lastCurrentTime @"+e.toFixed(3)),this.state=Ye.IDLE):(this.lastCurrentTime=this.startPosition?this.startPosition:t,this.state=Ye.STARTING),this.nextLoadPosition=this.startPosition=this.lastCurrentTime,this.tick()}else this.startPosition=t,this.state=Ye.STOPPED},e.prototype.stopLoad=function(){var t=this.fragCurrent;t&&(t.loader&&t.loader.abort(),this.fragCurrent=null),this.fragPrevious=null,this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),this.state=Ye.STOPPED},e.prototype.tick=function(){1===++this.ticks&&(this.doTick(),this.ticks>1&&setTimeout(this.tick,1),this.ticks=0)},e.prototype.doTick=function(){var t,e,r,i=this.hls,a=i.config;switch(this.state){case Ye.ERROR:case Ye.PAUSED:case Ye.BUFFER_FLUSHING:break;case Ye.STARTING:this.state=Ye.WAITING_TRACK,this.loadedmetadata=!1;break;case Ye.IDLE:var n=this.tracks;if(!n)break;if(!this.media&&(this.startFragRequested||!a.startFragPrefetch))break;if(this.loadedmetadata)t=this.media.currentTime;else if(void 0===(t=this.nextLoadPosition))break;var o=this.mediaBuffer?this.mediaBuffer:this.media,s=this.videoBuffer?this.videoBuffer:this.media,l=ae.bufferInfo(o,t,a.maxBufferHole),u=ae.bufferInfo(s,t,a.maxBufferHole),d=l.len,h=l.end,c=this.fragPrevious,f=Math.max(a.maxBufferLength,u.len),p=this.audioSwitch,g=this.trackId;if((dm||l.nextStart))return;Pt.b.log("alt audio track ahead of main track, seek to start of alt audio track"),this.media.currentTime=m+.05}if(r.initSegment&&!r.initSegment.data)E=r.initSegment;else if(h<=m){if(E=v[0],null!==this.videoTrackCC&&E.cc!==this.videoTrackCC&&(E=A(v,this.videoTrackCC)),r.live&&E.loadIdx&&E.loadIdx===this.fragLoadIdx){var T=l.nextStart?l.nextStart:m;return Pt.b.log("no alt audio available @currentTime:"+this.media.currentTime+", seeking @"+(T+.05)),void(this.media.currentTime=T+.05)}}else{var R=void 0,S=a.maxFragLookUpTolerance,L=c?v[c.sn-v[0].sn+1]:void 0,_=function(t){var e=Math.min(S,t.duration);return t.start+t.duration-e<=h?1:t.start-e>h&&t.start?-1:0};hb-S&&(S=0),R=L&&!_(L)?L:re.search(v,_)):R=v[y-1],R&&(E=R,m=R.start,c&&E.level===c.level&&E.sn===c.sn&&(E.snw&&Math.abs(this.fragLoadIdx-E.loadIdx)=I||k)&&(Pt.b.log("audioStreamController: retryDate reached, switch back to IDLE state"),this.state=Ye.IDLE);break;case Ye.WAITING_INIT_PTS:var O=this.videoTrackCC;if(void 0===this.initPTS[O])break;var C=this.waitingFragment;if(C){var P=C.frag.cc;O!==P?(e=this.tracks[this.trackId],e.details&&e.details.live&&(Pt.b.warn("Waiting fragment CC ("+P+") does not match video track CC ("+O+")"),this.waitingFragment=null,this.state=Ye.IDLE)):(this.state=Ye.FRAG_LOADING,this.onFragLoaded(this.waitingFragment),this.waitingFragment=null)}else this.state=Ye.IDLE;break;case Ye.STOPPED:case Ye.FRAG_LOADING:case Ye.PARSING:case Ye.PARSED:case Ye.ENDED:}},e.prototype.onMediaAttached=function(t){var e=this.media=this.mediaBuffer=t.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),e.addEventListener("seeking",this.onvseeking),e.addEventListener("ended",this.onvended);var r=this.config;this.tracks&&r.autoStartLoad&&this.startLoad(r.startPosition)},e.prototype.onMediaDetaching=function(){var t=this.media;t&&t.ended&&(Pt.b.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0);var e=this.tracks;e&&e.forEach(function(t){t.details&&t.details.fragments.forEach(function(t){t.loadCounter=void 0})}),t&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvseeked=this.onvended=null),this.media=this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1,this.stopLoad()},e.prototype.onMediaSeeking=function(){this.state===Ye.ENDED&&(this.state=Ye.IDLE),this.media&&(this.lastCurrentTime=this.media.currentTime),void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold),this.tick()},e.prototype.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},e.prototype.onAudioTracksUpdated=function(t){Pt.b.log("audio tracks updated"),this.tracks=t.audioTracks},e.prototype.onAudioTrackSwitching=function(t){var e=!!t.url;this.trackId=t.id,this.fragCurrent=null,this.state=Ye.PAUSED,this.waitingFragment=null,e?this.timer||(this.timer=setInterval(this.ontick,100)):this.demuxer&&(this.demuxer.destroy(),this.demuxer=null),e&&(this.audioSwitch=!0,this.state=Ye.IDLE,void 0!==this.fragLoadIdx&&(this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold)),this.tick()},e.prototype.onAudioTrackLoaded=function(t){var e=t.details,r=t.id,i=this.tracks[r],a=e.totalduration,n=0;if(Pt.b.log("track "+r+" loaded ["+e.startSN+","+e.endSN+"],duration:"+a),e.live){var o=i.details;o&&e.fragments.length>0?(T(o,e),n=e.fragments[0].start,e.PTSKnown?Pt.b.log("live audio playlist sliding:"+n.toFixed(3)):Pt.b.log("live audio playlist - outdated PTS, unknown sliding")):(e.PTSKnown=!1,Pt.b.log("live audio playlist - first load, unknown sliding"))}else e.PTSKnown=!1;if(i.details=e,!this.startFragRequested){if(-1===this.startPosition){var s=e.startTimeOffset;isNaN(s)?this.startPosition=0:(Pt.b.log("start time offset found in playlist, adjust startPosition to "+s),this.startPosition=s)}this.nextLoadPosition=this.startPosition}this.state===Ye.WAITING_TRACK&&(this.state=Ye.IDLE),this.tick()},e.prototype.onKeyLoaded=function(){this.state===Ye.KEY_LOADING&&(this.state=Ye.IDLE,this.tick())},e.prototype.onFragLoaded=function(t){var e=this.fragCurrent,r=t.frag;if(this.state===Ye.FRAG_LOADING&&e&&"audio"===r.type&&r.level===e.level&&r.sn===e.sn){var i=this.tracks[this.trackId],a=i.details,n=a.totalduration,o=e.level,s=e.sn,l=e.cc,u=this.config.defaultAudioCodec||i.audioCodec||"mp4a.40.2",d=this.stats=t.stats;if("initSegment"===s)this.state=Ye.IDLE,d.tparsed=d.tbuffered=performance.now(),a.initSegment.data=t.payload,this.hls.trigger(Ot.a.FRAG_BUFFERED,{stats:d,frag:e,id:"audio"}),this.tick();else{this.state=Ye.PARSING,this.appended=!1,this.demuxer||(this.demuxer=new ce(this.hls,"audio"));var h=this.initPTS[l],c=a.initSegment?a.initSegment.data:[];if(a.initSegment||void 0!==h){this.pendingBuffering=!0,Pt.b.log("Demuxing "+s+" of ["+a.startSN+" ,"+a.endSN+"],track "+o);this.demuxer.push(t.payload,c,u,null,e,n,!1,h)}else Pt.b.log("unknown video PTS for continuity counter "+l+", waiting for video PTS before demuxing audio frag "+s+" of ["+a.startSN+" ,"+a.endSN+"],track "+o),this.waitingFragment=t,this.state=Ye.WAITING_INIT_PTS}}this.fragLoadError=0},e.prototype.onFragParsingInitSegment=function(t){var e=this.fragCurrent,r=t.frag;if(e&&"audio"===t.id&&r.sn===e.sn&&r.level===e.level&&this.state===Ye.PARSING){var i=t.tracks,a=void 0;if(i.video&&delete i.video,a=i.audio){a.levelCodec=a.codec,a.id=t.id,this.hls.trigger(Ot.a.BUFFER_CODECS,i),Pt.b.log("audio track:audio,container:"+a.container+",codecs[level/parsed]=["+a.levelCodec+"/"+a.codec+"]");var n=a.initSegment;if(n){var o={type:"audio",data:n,parent:"audio",content:"initSegment"};this.audioSwitch?this.pendingData=[o]:(this.appended=!0,this.pendingBuffering=!0,this.hls.trigger(Ot.a.BUFFER_APPENDING,o))}this.tick()}}},e.prototype.onFragParsingData=function(t){var e=this,r=this.fragCurrent,i=t.frag;if(r&&"audio"===t.id&&"audio"===t.type&&i.sn===r.sn&&i.level===r.level&&this.state===Ye.PARSING){var a=this.trackId,n=this.tracks[a],o=this.hls;isNaN(t.endPTS)&&(t.endPTS=t.startPTS+r.duration,t.endDTS=t.startDTS+r.duration),Pt.b.log("parsed "+t.type+",PTS:["+t.startPTS.toFixed(3)+","+t.endPTS.toFixed(3)+"],DTS:["+t.startDTS.toFixed(3)+"/"+t.endDTS.toFixed(3)+"],nb:"+t.nb),E(n.details,r,t.startPTS,t.endPTS);var s=this.audioSwitch,l=this.media,u=!1;if(s&&l)if(l.readyState){var d=l.currentTime;Pt.b.log("switching audio track : currentTime:"+d),d>=t.startPTS&&(Pt.b.log("switching audio track : flushing all audio"),this.state=Ye.BUFFER_FLUSHING,o.trigger(Ot.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),u=!0,this.audioSwitch=!1,o.trigger(Ot.a.AUDIO_TRACK_SWITCHED,{id:a}))}else this.audioSwitch=!1,o.trigger(Ot.a.AUDIO_TRACK_SWITCHED,{id:a});var h=this.pendingData;this.audioSwitch||([t.data1,t.data2].forEach(function(e){e&&e.length&&h.push({type:t.type,data:e,parent:"audio",content:"data"})}),!u&&h.length&&(h.forEach(function(t){e.state===Ye.PARSING&&(e.pendingBuffering=!0,e.hls.trigger(Ot.a.BUFFER_APPENDING,t))}),this.pendingData=[],this.appended=!0)),this.tick()}},e.prototype.onFragParsed=function(t){var e=this.fragCurrent,r=t.frag;e&&"audio"===t.id&&r.sn===e.sn&&r.level===e.level&&this.state===Ye.PARSING&&(this.stats.tparsed=performance.now(),this.state=Ye.PARSED,this._checkAppendedParsed())},e.prototype.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},e.prototype.onBufferCreated=function(t){var e=t.tracks.audio;e&&(this.mediaBuffer=e.buffer,this.loadedmetadata=!0),t.tracks.video&&(this.videoBuffer=t.tracks.video.buffer)},e.prototype.onBufferAppended=function(t){if("audio"===t.parent){var e=this.state;e!==Ye.PARSING&&e!==Ye.PARSED||(this.pendingBuffering=t.pending>0,this._checkAppendedParsed())}},e.prototype._checkAppendedParsed=function(){if(!(this.state!==Ye.PARSED||this.appended&&this.pendingBuffering)){var t=this.fragCurrent,e=this.stats,r=this.hls;if(t){this.fragPrevious=t,e.tbuffered=performance.now(),r.trigger(Ot.a.FRAG_BUFFERED,{stats:e,frag:t,id:"audio"});var i=this.mediaBuffer?this.mediaBuffer:this.media;Pt.b.log("audio buffered : "+pe.toString(i.buffered)),this.audioSwitch&&this.appended&&(this.audioSwitch=!1,r.trigger(Ot.a.AUDIO_TRACK_SWITCHED,{id:this.trackId})),this.state=Ye.IDLE}this.tick()}},e.prototype.onError=function(t){var e=t.frag;if(!e||"audio"===e.type)switch(t.details){case Ct.a.FRAG_LOAD_ERROR:case Ct.a.FRAG_LOAD_TIMEOUT:if(!t.fatal){var r=this.fragLoadError;r?r++:r=1;var i=this.config;if(r<=i.fragLoadingMaxRetry){this.fragLoadError=r,e.loadCounter=0;var a=Math.min(Math.pow(2,r-1)*i.fragLoadingRetryDelay,i.fragLoadingMaxRetryTimeout);Pt.b.warn("audioStreamController: frag loading failed, retry in "+a+" ms"),this.retryDate=performance.now()+a,this.state=Ye.FRAG_LOADING_WAITING_RETRY}else Pt.b.error("audioStreamController: "+t.details+" reaches max retry, redispatch as fatal ..."),t.fatal=!0,this.state=Ye.ERROR}break;case Ct.a.FRAG_LOOP_LOADING_ERROR:case Ct.a.AUDIO_TRACK_LOAD_ERROR:case Ct.a.AUDIO_TRACK_LOAD_TIMEOUT:case Ct.a.KEY_LOAD_ERROR:case Ct.a.KEY_LOAD_TIMEOUT:this.state!==Ye.ERROR&&(this.state=t.fatal?Ye.ERROR:Ye.IDLE,Pt.b.warn("audioStreamController: "+t.details+" while loading frag,switch to "+this.state+" state ..."));break;case Ct.a.BUFFER_FULL_ERROR:if("audio"===t.parent&&(this.state===Ye.PARSING||this.state===Ye.PARSED)){var n=this.mediaBuffer,o=this.media.currentTime;if(n&&ae.isBuffered(n,o)&&ae.isBuffered(n,o+.5)){var s=this.config;s.maxMaxBufferLength>=s.maxBufferLength&&(s.maxMaxBufferLength/=2,Pt.b.warn("audio:reduce max buffer length to "+s.maxMaxBufferLength+"s"),this.fragLoadIdx+=2*s.fragLoadingLoopThreshold),this.state=Ye.IDLE}else Pt.b.warn("buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,this.state=Ye.BUFFER_FLUSHING,this.hls.trigger(Ot.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"})}}},e.prototype.onBufferFlushed=function(){var t=this,e=this.pendingData;e&&e.length?(Pt.b.log("appending pending audio data on Buffer Flushed"),e.forEach(function(e){t.hls.trigger(Ot.a.BUFFER_APPENDING,e)}),this.appended=!0,this.pendingData=[],this.state=Ye.PARSED):(this.state=Ye.IDLE,this.fragPrevious=null,this.tick())},Ve(e,[{key:"state",set:function(t){if(this.state!==t){var e=this.state;this._state=t,Pt.b.log("audio stream:"+e+"->"+t)}},get:function(){return this._state}}]),e}(Nt),Xe=ze,qe=function(){function t(t){return"string"==typeof t&&(!!n[t.toLowerCase()]&&t.toLowerCase())}function e(t){return"string"==typeof t&&(!!o[t.toLowerCase()]&&t.toLowerCase())}function r(t){for(var e=1;e100)throw new Error("Position must be between 0 and 100.");E=t,this.hasBeenReset=!0}})),Object.defineProperty(s,"positionAlign",r({},u,{get:function(){return T},set:function(t){var r=e(t);if(!r)throw new SyntaxError("An invalid or illegal string was specified.");T=r,this.hasBeenReset=!0}})),Object.defineProperty(s,"size",r({},u,{get:function(){return R},set:function(t){if(t<0||t>100)throw new Error("Size must be between 0 and 100.");R=t,this.hasBeenReset=!0}})),Object.defineProperty(s,"align",r({},u,{get:function(){return A},set:function(t){var r=e(t);if(!r)throw new SyntaxError("An invalid or illegal string was specified.");A=r,this.hasBeenReset=!0}})),s.displayState=void 0,l)return s}if("undefined"!=typeof window&&window.VTTCue)return window.VTTCue;var a="auto",n={"":!0,lr:!0,rl:!0},o={start:!0,middle:!0,end:!0,left:!0,right:!0};return i.prototype.getCueAsHTML=function(){return window.WebVTT.convertCueToDOMTree(window,this.text)},i}(),Qe=function(){return{decode:function(t){if(!t)return"";if("string"!=typeof t)throw new Error("Error - expected string data.");return decodeURIComponent(encodeURIComponent(t))}}};st.prototype={set:function(t,e){this.get(t)||""===e||(this.values[t]=e)},get:function(t,e,r){return r?this.has(t)?this.values[t]:e[r]:this.has(t)?this.values[t]:e},has:function(t){return t in this.values},alt:function(t,e,r){for(var i=0;i=0&&e<=100)&&(this.set(t,e),!0)}};var Je=new qe(0,0,0),$e="middle"===Je.align?"middle":"center";nt.prototype={parse:function(t){function e(){var t=r.buffer,e=0;for(t=dt(t);e=r&&console.log(this.time+" ["+t+"] "+e)}},dr=function(t){for(var e=[],r=0;rir&&(ur.log("ERROR","Too large cursor position "+this.pos),this.pos=ir)},t.prototype.moveCursor=function(t){var e=this.pos+t;if(t>1)for(var r=this.pos+1;r=144&&this.backSpace();var e=er(t);if(this.pos>=ir)return void ur.log("ERROR","Cannot insert "+t.toString(16)+" ("+e+") at position "+this.pos+". Skipping it!");this.chars[this.pos].setChar(e,this.currPenState),this.moveCursor(1)},t.prototype.clearFromPos=function(t){var e;for(e=t;e0&&(r=t?"["+e.join(" | ")+"]":e.join("\n")),r},t.prototype.getTextAndFormat=function(){return this.rows},t}(),gr=function(){function t(e,r){ct(this,t),this.chNr=e,this.outputFilter=r,this.mode=null,this.verbose=0,this.displayedMemory=new pr,this.nonDisplayedMemory=new pr,this.lastOutputScreen=new pr,this.currRollUpRow=this.displayedMemory.rows[rr-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null}return t.prototype.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.currRollUpRow=this.displayedMemory.rows[rr-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.lastCueEndTime=null},t.prototype.getHandler=function(){return this.outputFilter},t.prototype.setHandler=function(t){this.outputFilter=t},t.prototype.setPAC=function(t){this.writeScreen.setPAC(t)},t.prototype.setBkgData=function(t){this.writeScreen.setBkgData(t)},t.prototype.setMode=function(t){t!==this.mode&&(this.mode=t,ur.log("INFO","MODE="+t),"MODE_POP-ON"===this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=t)},t.prototype.insertChars=function(t){for(var e=0;e=46,e.italics)e.foreground="white";else{var r=Math.floor(t/2)-16,i=["white","green","blue","cyan","red","yellow","magenta"];e.foreground=i[r]}ur.log("INFO","MIDROW: "+JSON.stringify(e)),this.writeScreen.setPen(e)},t.prototype.outputDataUpdate=function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0],e=ur.time;null!==e&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue&&(this.outputFilter.newCue(this.cueStartTime,e,this.lastOutputScreen),!0===t&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue()),this.cueStartTime=this.displayedMemory.isEmpty()?null:e):this.cueStartTime=e,this.lastOutputScreen.copy(this.displayedMemory))},t.prototype.cueSplitAtTime=function(t){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,t,this.displayedMemory),this.cueStartTime=t))},t}(),vr=function(){function t(e,r,i){ct(this,t),this.field=e||1,this.outputs=[r,i],this.channels=[new gr(1,r),new gr(2,i)],this.currChNr=-1,this.lastCmdA=null,this.lastCmdB=null,this.bufferedData=[],this.startTime=null,this.lastTime=null,this.dataCounters={padding:0,char:0,cmd:0,other:0}}return t.prototype.getHandler=function(t){return this.channels[t].getHandler()},t.prototype.setHandler=function(t,e){this.channels[t].setHandler(e)},t.prototype.addData=function(t,e){var r,i,a,n=!1;this.lastTime=t,ur.setTime(t);for(var o=0;o ("+dr([i,a])+")"),r=this.parseCmd(i,a),r||(r=this.parseMidrow(i,a)),r||(r=this.parsePAC(i,a)),r||(r=this.parseBackgroundAttributes(i,a)),!r&&(n=this.parseChars(i,a)))if(this.currChNr&&this.currChNr>=0){var s=this.channels[this.currChNr-1];s.insertChars(n)}else ur.log("WARNING","No channel found yet. TEXT-MODE?");r?this.dataCounters.cmd+=2:n?this.dataCounters.char+=2:(this.dataCounters.other+=2,ur.log("WARNING","Couldn't parse cleaned data "+dr([i,a])+" orig: "+dr([e[o],e[o+1]])))}else this.dataCounters.padding+=2},t.prototype.parseCmd=function(t,e){var r=null,i=(20===t||28===t)&&32<=e&&e<=47,a=(23===t||31===t)&&33<=e&&e<=35;if(!i&&!a)return!1;if(t===this.lastCmdA&&e===this.lastCmdB)return this.lastCmdA=null,this.lastCmdB=null,ur.log("DEBUG","Repeated command ("+dr([t,e])+") is dropped"),!0;r=20===t||23===t?1:2;var n=this.channels[r-1];return 20===t||28===t?32===e?n.ccRCL():33===e?n.ccBS():34===e?n.ccAOF():35===e?n.ccAON():36===e?n.ccDER():37===e?n.ccRU(2):38===e?n.ccRU(3):39===e?n.ccRU(4):40===e?n.ccFON():41===e?n.ccRDC():42===e?n.ccTR():43===e?n.ccRTD():44===e?n.ccEDM():45===e?n.ccCR():46===e?n.ccENM():47===e&&n.ccEOC():n.ccTO(e-32),this.lastCmdA=t,this.lastCmdB=e,this.currChNr=r,!0},t.prototype.parseMidrow=function(t,e){var r=null;if((17===t||25===t)&&32<=e&&e<=47){if((r=17===t?1:2)!==this.currChNr)return ur.log("ERROR","Mismatch channel in midrow parsing"),!1;return this.channels[r-1].ccMIDROW(e),ur.log("DEBUG","MIDROW ("+dr([t,e])+")"),!0}return!1},t.prototype.parsePAC=function(t,e){var r=null,i=null,a=(17<=t&&t<=23||25<=t&&t<=31)&&64<=e&&e<=127,n=(16===t||24===t)&&64<=e&&e<=95;if(!a&&!n)return!1;if(t===this.lastCmdA&&e===this.lastCmdB)return this.lastCmdA=null,this.lastCmdB=null,!0;r=t<=23?1:2,i=64<=e&&e<=95?1===r?ar[t]:or[t]:1===r?nr[t]:sr[t];var o=this.interpretPAC(i,e);return this.channels[r-1].setPAC(o),this.lastCmdA=t,this.lastCmdB=e,this.currChNr=r,!0},t.prototype.interpretPAC=function(t,e){var r=e,i={color:null,italics:!1,indent:null,underline:!1,row:t};return r=e>95?e-96:e-64,i.underline=1==(1&r),r<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(r/2)]:r<=15?(i.italics=!0,i.color="white"):i.indent=4*Math.floor((r-16)/2),i},t.prototype.parseChars=function(t,e){var r=null,i=null,a=null;if(t>=25?(r=2,a=t-8):(r=1,a=t),17<=a&&a<=19){var n=e;n=17===a?e+80:18===a?e+112:e+144,ur.log("INFO","Special char '"+er(n)+"' in channel "+r),i=[n]}else 32<=t&&t<=127&&(i=0===e?[t]:[t,e]);if(i){var o=dr(i);ur.log("DEBUG","Char codes = "+o.join(",")),this.lastCmdA=null,this.lastCmdB=null}return i},t.prototype.parseBackgroundAttributes=function(t,e){var r,i,a,n,o=(16===t||24===t)&&32<=e&&e<=47,s=(23===t||31===t)&&45<=e&&e<=47;return!(!o&&!s)&&(r={},16===t||24===t?(i=Math.floor((e-32)/2),r.background=lr[i],e%2==1&&(r.background=r.background+"_semi")):45===e?r.background="transparent":(r.foreground="black",47===e&&(r.underline=!0)),a=t<24?1:2,n=this.channels[a-1],n.setBkgData(r),this.lastCmdA=null,this.lastCmdB=null,!0)},t.prototype.reset=function(){for(var t=0;tt)&&(this.startTime=t),this.endTime=e,this.screen=r,this.timelineController.createCaptionsTrack(this.track)},t}(),br=mr,Er=function(t,e,r){return t.substr(r||0,e.length)===e},Tr=function(t){var e=parseInt(t.substr(-3)),r=parseInt(t.substr(-6,2)),i=parseInt(t.substr(-9,2)),a=t.length>9?parseInt(t.substr(0,t.indexOf(":"))):0;return isNaN(e)||isNaN(r)||isNaN(i)||isNaN(a)?-1:(e+=1e3*r,e+=6e4*i,e+=36e5*a)},Rr=function(t){for(var e=5381,r=t.length;r;)e=33*e^t.charCodeAt(--r);return(e>>>0).toString()},Ar=function(t,e,r){var i=t[e],a=t[i.prevCC];if(!a||!a.new&&i.new)return t.ccOffset=t.presentationOffset=i.start,void(i.new=!1);for(;a&&a.new;)t.ccOffset+=i.start-a.start,i.new=!1,i=a,a=t[i.prevCC];t.presentationOffset=r},Sr={parse:function(t,e,r,i,a,n){var o=/\r\n|\n\r|\n|\r/g,s=Object(Re.b)(new Uint8Array(t)).trim().replace(o,"\n").split("\n"),l="00:00.000",u=0,d=0,h=0,c=[],f=void 0,p=!0,g=new Ze;g.oncue=function(t){var e=r[i],a=r.ccOffset;e&&e.new&&(void 0!==d?a=r.ccOffset=e.start:Ar(r,i,h)),h&&(a=h+r.ccOffset-r.presentationOffset),t.startTime+=a-d,t.endTime+=a-d,t.id=Rr(t.startTime.toString())+Rr(t.endTime.toString())+Rr(t.text),t.text=decodeURIComponent(encodeURIComponent(t.text)),t.endTime>0&&c.push(t)},g.onparsingerror=function(t){f=t},g.onflush=function(){if(f&&n)return void n(f);a(c)},s.forEach(function(t){if(p){if(Er(t,"X-TIMESTAMP-MAP=")){p=!1,t.substr(16).split(",").forEach(function(t){Er(t,"LOCAL:")?l=t.substr(6):Er(t,"MPEGTS:")&&(u=parseInt(t.substr(7)))});try{e=e<0?e+8589934592:e,u-=e,d=Tr(l)/1e3,h=u/9e4,-1===d&&(f=new Error("Malformed X-TIMESTAMP-MAP: "+t))}catch(e){f=new Error("Malformed X-TIMESTAMP-MAP: "+t)}return}""===t&&(p=!1)}g.parse(t+"\n")}),g.flush()}},Lr=Sr,_r=function(t){function e(r){pt(this,e);var i=gt(this,t.call(this,r,Ot.a.MEDIA_ATTACHING,Ot.a.MEDIA_DETACHING,Ot.a.FRAG_PARSING_USERDATA,Ot.a.FRAG_DECRYPTED,Ot.a.MANIFEST_LOADING,Ot.a.MANIFEST_LOADED,Ot.a.FRAG_LOADED,Ot.a.LEVEL_SWITCHING,Ot.a.INIT_PTS_FOUND));if(i.hls=r,i.config=r.config,i.enabled=!0,i.Cues=r.config.cueHandler,i.textTracks=[],i.tracks=[],i.unparsedVttFrags=[],i.initPTS=void 0,i.cueRanges=[],i.config.enableCEA708Captions){var a=new br(i,1),n=new br(i,2);i.cea608Parser=new yr(0,a,n)}return i}return vt(e,t),e.prototype.addCues=function(t,e,r,i){for(var a=this.cueRanges,n=!1,o=a.length;o--;){var s=a[o],l=bt(s[0],s[1],e,r);if(l>=0&&(s[0]=Math.min(s[0],e),s[1]=Math.max(s[1],r),n=!0,l/(r-e)>.5))return}n||a.push([e,r]),this.Cues.newCue(this[t],e,r,i)},e.prototype.onInitPtsFound=function(t){var e=this;void 0===this.initPTS&&(this.initPTS=t.initPTS),this.unparsedVttFrags.length&&(this.unparsedVttFrags.forEach(function(t){e.onFragLoaded(t)}),this.unparsedVttFrags=[])},e.prototype.getExistingTrack=function(t){var e=this.media;if(e)for(var r=0;r=this.tracks.length)){this.timer&&(clearInterval(this.timer),this.timer=null);var e=At(this.media.textTracks);if(-1!==this.trackId&&this.subtitleDisplay&&(e[this.trackId].mode="hidden"),this.trackId=t,Pt.b.log("switching to subtitle track "+t),this.hls.trigger(Ot.a.SUBTITLE_TRACK_SWITCH,{id:t}),-1!==t){var r=this.tracks[t];this.subtitleDisplay&&(e[t].mode="showing");var i=r.details;void 0!==i&&!0!==i.live||(Pt.b.log("(re)loading playlist for subtitle track "+t),this.hls.trigger(Ot.a.SUBTITLE_TRACK_LOADING,{url:r.url,id:t}))}}},Dr(e,[{key:"subtitleTracks",get:function(){return this.tracks}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(t){this.trackId!==t&&this.setSubtitleTrackInternal(t)}}]),e}(Nt),kr=Ir,Or=r(4),Cr={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING"},Pr=function(t){function e(r){St(this,e);var i=Lt(this,t.call(this,r,Ot.a.MEDIA_ATTACHED,Ot.a.ERROR,Ot.a.KEY_LOADED,Ot.a.FRAG_LOADED,Ot.a.SUBTITLE_TRACKS_UPDATED,Ot.a.SUBTITLE_TRACK_SWITCH,Ot.a.SUBTITLE_TRACK_LOADED,Ot.a.SUBTITLE_FRAG_PROCESSED));return i.config=r.config,i.vttFragSNsProcessed={},i.vttFragQueues=void 0,i.currentlyProcessing=null,i.state=Cr.STOPPED,i.currentTrackId=-1,i.ticks=0,i.decrypter=new Or.a(r.observer,r.config),i}return _t(e,t),e.prototype.destroy=function(){Nt.prototype.destroy.call(this),this.state=Cr.STOPPED},e.prototype.clearVttFragQueues=function(){var t=this;this.vttFragQueues={},this.tracks.forEach(function(e){t.vttFragQueues[e.id]=[]})},e.prototype.nextFrag=function(){if(null===this.currentlyProcessing&&this.currentTrackId>-1&&this.vttFragQueues[this.currentTrackId].length){var t=this.currentlyProcessing=this.vttFragQueues[this.currentTrackId].shift();this.fragCurrent=t,this.hls.trigger(Ot.a.FRAG_LOADING,{frag:t}),this.state=Cr.FRAG_LOADING}},e.prototype.onSubtitleFragProcessed=function(t){t.success&&this.vttFragSNsProcessed[t.frag.trackId].push(t.frag.sn),this.currentlyProcessing=null,this.state=Cr.IDLE,this.nextFrag()},e.prototype.onMediaAttached=function(){this.state=Cr.IDLE},e.prototype.onError=function(t){var e=t.frag;e&&"subtitle"!==e.type||this.currentlyProcessing&&(this.currentlyProcessing=null,this.nextFrag())},e.prototype.tick=function(){var t=this;1===++this.ticks&&(this.doTick(),this.ticks>1&&setTimeout(function(){t.tick()},1),this.ticks=0)},e.prototype.doTick=function(){var t=this;switch(this.state){case Cr.IDLE:var e=this.tracks,r=this.currentTrackId,i=this.vttFragSNsProcessed[r],a=this.vttFragQueues[r],n=this.currentlyProcessing?this.currentlyProcessing.sn:-1,o=function(t){return i.indexOf(t.sn)>-1},s=function(t){return a.some(function(e){return e.sn===t.sn})};if(!e)break;var l;if(r0&&null!=r&&null!=r.key&&"AES-128"===r.method){var n;try{n=performance.now()}catch(t){n=Date.now()}this.decrypter.decrypt(t.payload,r.key.buffer,r.iv.buffer,function(t){var e;try{e=performance.now()}catch(t){e=Date.now()}a.trigger(Ot.a.FRAG_DECRYPTED,{frag:i,payload:t,stats:{tstart:n,tdecrypt:e}})})}},e}(Nt),xr=Pr,Fr={autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,initialLiveManifestSize:1,maxBufferLength:30,maxBufferSize:6e7,maxBufferHole:.5,maxSeekHole:2,lowBufferWatchdogPeriod:.5,highBufferWatchdogPeriod:3,nudgeOffset:.1,nudgeMaxRetry:3,maxFragLookUpTolerance:.25,liveSyncDurationCount:3,liveMaxLatencyDurationCount:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,liveDurationInfinity:!1,maxMaxBufferLength:600,enableWorker:!0,enableSoftwareAES:!0,manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,manifestLoadingMaxRetryTimeout:64e3,startLevel:void 0,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,levelLoadingMaxRetryTimeout:64e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingMaxRetryTimeout:64e3,fragLoadingLoopThreshold:3,startFragPrefetch:!1,fpsDroppedMonitoringPeriod:5e3,fpsDroppedMonitoringThreshold:.2,appendErrorMaxRetry:3,loader:je,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,fetchSetup:void 0,abrController:Oe,bufferController:xe,capLevelController:Me,fpsController:Be,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0};Fr.subtitleStreamController=xr,Fr.subtitleTrackController=kr,Fr.timelineController=wr,Fr.cueHandler=Dt,Fr.enableCEA708Captions=!0,Fr.enableWebVTT=!0,Fr.captionsTextTrack1Label="English",Fr.captionsTextTrack1LanguageCode="en",Fr.captionsTextTrack2Label="Spanish",Fr.captionsTextTrack2LanguageCode="es",Fr.audioStreamController=Xe,Fr.audioTrackController=We;var Nr=function(){function t(t,e){for(var r=0;r0&&void 0!==arguments[0]?arguments[0]:{};wt(this,t);var i=t.DefaultConfig;if((r.liveSyncDurationCount||r.liveMaxLatencyDurationCount)&&(r.liveSyncDuration||r.liveMaxLatencyDuration))throw new Error("Illegal hls.js 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