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a=n[r];if(!(a.data.length<=48||1!==a.type&&5!==a.type)){var s=this.decrypter.issync();if(this.decryptavcsample(t,e,r,i,a,s),!s)return}}}},t}(),b={video:1,audio:2,id3:3,text:4},g=function(){function t(t,e,r){this.observer=void 0,this.config=void 0,this.typesupported=void 0,this.sampleaes=null,this.pmtparsed=!1,this.audiocodec=void 0,this.videocodec=void 0,this._duration=0,this.aaclastpts=null,this._initpts=null,this._initdts=null,this._pmtid=-1,this._avctrack=void 0,this._audiotrack=void 0,this._id3track=void 0,this._txttrack=void 0,this.aacoverflow=null,this.avcsample=null,this.remainderdata=null,this.observer=t,this.config=e,this.typesupported=r}t.probe=function(e){var r=t.syncoffset(e);return!(r<0)&&(r&&f.b.warn("mpeg2-ts detected but first sync word found @ offset "+r+", junk ahead ?"),!0)},t.syncoffset=function(t){for(var e=math.min(1e3,t.length-564),r=0;r<e;){if(71===t[r]&&71===t[r+188]&&71===t[r+376])return r;r++}return-1},t.createtrack=function(t,e){return{container:"video"===t||"audio"===t?"video/mp2t":void 0,type:t,id:b[t],pid:-1,inputtimescale:9e4,sequencenumber:0,samples:[],dropped:0,duration:"audio"===t?e:void 0}};var e=t.prototype;return e.resetinitsegment=function(e,r,i){this.pmtparsed=!1,this._pmtid=-1,this._avctrack=t.createtrack("video",i),this._audiotrack=t.createtrack("audio",i),this._id3track=t.createtrack("id3",i),this._txttrack=t.createtrack("text",i),this._audiotrack.isaac=!0,this.aacoverflow=null,this.aaclastpts=null,this.avcsample=null,this.audiocodec=e,this.videocodec=r,this._duration=i},e.resettimestamp=function(){},e.resetcontiguity=function(){var t=this._audiotrack,e=this._avctrack,r=this._id3track;t&&(t.pesdata=null),e&&(e.pesdata=null),r&&(r.pesdata=null),this.aacoverflow=null,this.aaclastpts=null},e.demux=function(e,r,a,s){var o;void 0===a&&(a=!1),void 0===s&&(s=!1),a||(this.sampleaes=null);var u=this._avctrack,h=this._audiotrack,d=this._id3track,c=u.pid,g=u.pesdata,v=h.pid,p=d.pid,m=h.pesdata,y=d.pesdata,t=!1,b=this.pmtparsed,e=this._pmtid,s=e.length;if(this.remainderdata&&(s=(e=object(l.a)(this.remainderdata,e)).length,this.remainderdata=null),s<188&&!s)return this.remainderdata=e,{audiotrack:h,avctrack:u,id3track:d,texttrack:this._txttrack};var l=math.max(0,t.syncoffset(e));(s-=(s+l)%188)<e.bytelength&&!s&&(this.remainderdata=new uint8array(e.buffer,s,e.buffer.bytelength-s));for(var a=l;a<s;a+=188)if(71===e[a]){var r=!!(64&e[a+1]),d=((31&e[a+1])<<8)+e[a+2],k=void 0;if((48&e[a+3])>>4>1){if((k=a+5+e[a+4])===a+188)continue}else k=a+4;switch(d){case c:r&&(g&&(o=v(g))&&this.parseavcpes(o,!1),g={data:[],size:0}),g&&(g.data.push(e.subarray(k,a+188)),g.size+=a+188-k);break;case v:r&&(m&&(o=v(m))&&(h.isaac?this.parseaacpes(o):this.parsempegpes(o)),m={data:[],size:0}),m&&(m.data.push(e.subarray(k,a+188)),m.size+=a+188-k);break;case p:r&&(y&&(o=v(y))&&this.parseid3pes(o),y={data:[],size:0}),y&&(y.data.push(e.subarray(k,a+188)),y.size+=a+188-k);break;case 0:r&&(k+=e[k]+1),e=this._pmtid=j(e,k);break;case e:r&&(k+=e[k]+1);var _=h(e,k,!0===this.typesupported.mpeg||!0===this.typesupported.mp3,a);(c=_.avc)>0&&(u.pid=c),(v=_.audio)>0&&(h.pid=v,h.isaac=_.isaac),(p=_.id3)>0&&(d.pid=p),t&&!b&&(f.b.log("reparse from beginning"),t=!1,a=l-188),b=this.pmtparsed=!0;break;case 17:case 8191:break;default:t=!0}}else this.observer.emit(i.a.error,i.a.error,{type:n.b.media_error,details:n.a.frag_parsing_error,fatal:!1,reason:"ts packet did not start with 0x47"});u.pesdata=g,h.pesdata=m,d.pesdata=y;var i={audiotrack:h,avctrack:u,id3track:d,texttrack:this._txttrack};return s&&this.extractremainingsamples(i),i},e.flush=function(){var t,e=this.remainderdata;return this.remainderdata=null,t=e?this.demux(e,-1,!1,!0):{audiotrack:this._audiotrack,avctrack:this._avctrack,texttrack:this._txttrack,id3track:this._id3track},this.extractremainingsamples(t),this.sampleaes?this.decrypt(t,this.sampleaes):t},e.extractremainingsamples=function(t){var e,r=t.audiotrack,i=t.avctrack,n=t.id3track,a=i.pesdata,s=r.pesdata,o=n.pesdata;a&&(e=v(a))?(this.parseavcpes(e,!0),i.pesdata=null):i.pesdata=a,s&&(e=v(s))?(r.isaac?this.parseaacpes(e):this.parsempegpes(e),r.pesdata=null):(null!=s&&s.size&&f.b.log("last aac pes packet truncated,might overlap between fragments"),r.pesdata=s),o&&(e=v(o))?(this.parseid3pes(e),n.pesdata=null):n.pesdata=o},e.demuxsampleaes=function(t,e,r){var i=this.demux(t,r,!0,!this.config.progressive),n=this.sampleaes=new u(this.observer,this.config,e);return this.decrypt(i,n)},e.decrypt=function(t,e){return new promise((function(r){var i=t.audiotrack,n=t.avctrack;i.samples&&i.isaac?e.decryptaacsamples(i.samples,0,(function(){n.samples?e.decryptavcsamples(n.samples,0,0,(function(){r(t)})):r(t)})):n.samples&&e.decryptavcsamples(n.samples,0,0,(function(){r(t)}))}))},e.destroy=function(){this._initpts=this._initdts=null,this._duration=0},e.parseavcpes=function(t,e){var r,i=this,n=this._avctrack,a=this.parseavcnalu(t.data),s=this.avcsample,l=!1;t.data=null,s&&a.length&&!n.audfound&&(w(s,n),s=this.avcsample=k(!1,t.pts,t.dts,"")),a.foreach((function(e){switch(e.type){case 1:r=!0,s||(s=i.avcsample=k(!0,t.pts,t.dts,"")),s.frame=!0;var a=e.data;if(l&&a.length>4){var u=new n(a).readslicetype();2!==u&&4!==u&&7!==u&&9!==u||(s.key=!0)}break;case 5:r=!0,s||(s=i.avcsample=k(!0,t.pts,t.dts,"")),s.key=!0,s.frame=!0;break;case 6:r=!0;var h=new n(q(e.data));h.readubyte();for(var d=0,c=0,f=!1,g=0;!f&&h.bytesavailable>1;){d=0;do{d+=g=h.readubyte()}while(255===g);c=0;do{c+=g=h.readubyte()}while(255===g);if(4===d&&0!==h.bytesavailable){if(f=!0,181===h.readubyte())if(49===h.readushort())if(1195456820===h.readuint())if(3===h.readubyte()){for(var v=h.readubyte(),p=31&v,m=[v,h.readubyte()],y=0;y<p;y++)m.push(h.readubyte()),m.push(h.readubyte()),m.push(h.readubyte());y(i._txttrack.samples,{type:3,pts:t.pts,bytes:m})}}else if(5===d&&0!==h.bytesavailable){if(f=!0,c>16){for(var t=[],b=0;b<16;b++)t.push(h.readubyte().tostring(16)),3!==b&&5!==b&&7!==b&&9!==b||t.push("-");for(var e=c-16,s=new uint8array(e),l=0;l<e;l++)s[l]=h.readubyte();y(i._txttrack.samples,{pts:t.pts,payloadtype:d,uuid:t.join(""),userdata:object(o.f)(s),userdatabytes:s})}}else if(c<h.bytesavailable)for(var a=0;a<c;a++)h.readubyte()}break;case 7:if(r=!0,l=!0,!n.sps){var r=new n(e.data).readsps();n.width=r.width,n.height=r.height,n.pixelratio=r.pixelratio,n.sps=[e.data],n.duration=i._duration;for(var d=e.data.subarray(1,4),k="avc1.",_=0;_<3;_++){var i=d[_].tostring(16);i.length<2&&(i="0"+i),k+=i}n.codec=k}break;case 8:r=!0,n.pps||(n.pps=[e.data]);break;case 9:r=!1,n.audfound=!0,s&&w(s,n),s=i.avcsample=k(!1,t.pts,t.dts,"");break;case 12:r=!1;break;default:r=!1,s&&(s.debug+="unknown nal "+e.type+" ")}s&&r&&s.units.push(e)})),e&&s&&(w(s,n),this.avcsample=null)},e.getlastnalunit=function(){var t,e,r=this.avcsample;if(!r||0===r.units.length){var i=this._avctrack.samples;r=i[i.length-1]}if(null!==(t=r)&&void 0!==t&&t.units){var n=r.units;e=n[n.length-1]}return e},e.parseavcnalu=function(t){var e,r,i=t.bytelength,n=this._avctrack,a=n.nalustate||0,s=a,o=[],l=0,u=-1,h=0;for(-1===a&&(u=0,h=31&t[0],a=0,l=1);l<i;)if(e=t[l++],a)if(1!==a)if(e)if(1===e){if(u>=0){var d={data:t.subarray(u,l-a-1),type:h};o.push(d)}else{var c=this.getlastnalunit();if(c&&(s&&l<=4-s&&c.state&&(c.data=c.data.subarray(0,c.data.bytelength-s)),(r=l-a-1)>0)){var f=new uint8array(c.data.bytelength+r);f.set(c.data,0),f.set(t.subarray(0,r),c.data.bytelength),c.data=f}}l<i?(u=l,h=31&t[l],a=0):a=-1}else a=0;else a=3;else a=e?0:2;else a=e?0:1;if(u>=0&&a>=0){var g={data:t.subarray(u,i),type:h,state:a};o.push(g)}if(0===o.length){var v=this.getlastnalunit();if(v){var p=new uint8array(v.data.bytelength+t.bytelength);p.set(v.data,0),p.set(t,v.data.bytelength),v.data=p}}return n.nalustate=a,o},e.parseaacpes=function(t){var e,r,a,s,o,l=0,u=this._audiotrack,h=this.aacoverflow,d=t.data;if(h){this.aacoverflow=null;var c=h.sample.unit.bytelength,g=math.min(h.missing,c),v=c-g;h.sample.unit.set(d.subarray(0,g),v),u.samples.push(h.sample),l=h.missing}for(e=l,r=d.length;e<r-1&&!m(d,e);e++);if(e!==l&&(e<r-1?(a="aac pes did not start with adts header,offset:"+e,s=!1):(a="no adts header found in aac pes",s=!0),f.b.warn("parsing error:"+a),this.observer.emit(i.a.error,i.a.error,{type:n.b.media_error,details:n.a.frag_parsing_error,fatal:s,reason:a}),s))return;if(t(u,this.observer,d,e,this.audiocodec),void 0!==t.pts)o=t.pts;else{if(!h)return void f.b.warn("[tsdemuxer]: aac pes unknown pts");var p=b(u.samplerate);o=h.sample.pts+p}for(var y=0;e<r;){if(m(d,e)){if(e+5<r){var s=e(u,d,e,o,y);if(s){if(!s.missing){e+=s.length,y++;continue}this.aacoverflow=s}}break}e++}},e.parsempegpes=function(t){var e=t.data,r=e.length,i=0,n=0,a=t.pts;if(void 0!==a)for(;n<r;)if(m(e,n)){var s=o(this._audiotrack,e,n,a,i);if(!s)break;n+=s.length,i++}else n++;else f.b.warn("[tsdemuxer]: mpeg pes unknown pts")},e.parseid3pes=function(t){void 0!==t.pts?this._id3track.samples.push(t):f.b.warn("[tsdemuxer]: id3 pes unknown pts")},t}();function k(t,e,r,i){return{key:t,frame:!1,pts:e,dts:r,units:[],debug:i,length:0}}function j(t,e){return(31&t[e+10])<<8|t[e+11]}function h(t,e,r,i){var n={audio:-1,avc:-1,id3:-1,isaac:!0},a=e+3+((15&t[e+1])<<8|t[e+2])-4;for(e+=12+((15&t[e+10])<<8|t[e+11]);e<a;){var s=(31&t[e+1])<<8|t[e+2];switch(t[e]){case 207:if(!i){f.b.log("adts aac with aes-128-cbc frame encryption found in unencrypted stream");break}case 15:-1===n.audio&&(n.audio=s);break;case 21:-1===n.id3&&(n.id3=s);break;case 219:if(!i){f.b.log("h.264 with aes-128-cbc slice encryption found in unencrypted stream");break}case 27:-1===n.avc&&(n.avc=s);break;case 3:case 4:r?-1===n.audio&&(n.audio=s,n.isaac=!1):f.b.log("mpeg audio found, not supported in this browser");break;case 36:f.b.warn("unsupported hevc stream type found")}e+=5+((15&t[e+3])<<8|t[e+4])}return n}function v(t){var e,r,i,n,a,s=0,o=t.data;if(!t||0===t.size)return null;for(;o[0].length<19&&o.length>1;){var l=new uint8array(o[0].length+o[1].length);l.set(o[0]),l.set(o[1],o[0].length),o[0]=l,o.splice(1,1)}if(1===((e=o[0])[0]<<16)+(e[1]<<8)+e[2]){if((r=(e[4]<<8)+e[5])&&r>t.size-6)return null;var u=e[7];192&u&&(n=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,64&u?n-(a=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2)>54e5&&(f.b.warn(math.round((n-a)/9e4)+"s delta between pts and dts, align them"),n=a):a=n);var h=(i=e[8])+9;if(t.size<=h)return null;t.size-=h;for(var d=new uint8array(t.size),c=0,g=o.length;c<g;c++){var v=(e=o[c]).bytelength;if(h){if(h>v){h-=v;continue}e=e.subarray(h),v-=h,h=0}d.set(e,s),s+=v}return r&&(r-=i+3),{data:d,pts:n,dts:a,len:r}}return null}function w(t,e){if(t.units.length&&t.frame){if(void 0===t.pts){var r=e.samples,i=r.length;if(!i)return void e.dropped++;var n=r[i-1];t.pts=n.pts,t.dts=n.dts}e.samples.push(t)}t.debug.length&&f.b.log(t.pts+"/"+t.dts+":"+t.debug)}function y(t,e){var r=t.length;if(r>0){if(e.pts>=t[r-1].pts)t.push(e);else for(var i=r-1;i>=0;i--)if(e.pts<t[i].pts){t.splice(i,0,e);break}}else t.push(e)}function q(t){for(var e=t.bytelength,r=[],i=1;i<e-2;)0===t[i]&&0===t[i+1]&&3===t[i+2]?(r.push(i+2),i+=2):i++;if(0===r.length)return t;var n=e-r.length,a=new uint8array(n),s=0;for(i=0;i<n;s++,i++)s===r[0]&&(s++,r.shift()),a[i]=t[s];return a}g.minprobebytelength=188;var x=g;function z(t,e){return(z=object.setprototypeof||function(t,e){return t.__proto__=e,t})(t,e)}var q=function(t){var e,r;function i(){return t.apply(this,arguments)||this}r=t,(e=i).prototype=object.create(r.prototype),e.prototype.constructor=e,z(e,r);var n=i.prototype;return n.resetinitsegment=function(e,r,i){t.prototype.resetinitsegment.call(this,e,r,i),this._audiotrack={container:"audio/mpeg",type:"audio",id:0,pid:-1,sequencenumber:0,isaac:!1,samples:[],manifestcodec:e,duration:i,inputtimescale:9e4,dropped:0}},i.probe=function(t){if(!t)return!1;for(var e=(o.b(t,0)||[]).length,r=t.length;e<r;e++)if(f(t,e))return f.b.log("mpeg audio sync word found !"),!0;return!1},n.canparse=function(t,e){return function(t,e){return p(t,e)&&4<=t.length-e}(t,e)},n.appendframe=function(t,e,r){if(null!==this.initpts)return o(t,e,r,this.initpts,this.frameindex)},i}(c);q.minprobebytelength=4;var $=q,j=r(16),z=r(5),tt=function(){function t(){this.emitinitsegment=!1,this.audiocodec=void 0,this.videocodec=void 0,this.initdata=void 0,this.initpts=void 0,this.inittracks=void 0,this.lastenddts=null}var e=t.prototype;return e.destroy=function(){},e.resettimestamp=function(t){this.initpts=t,this.lastenddts=null},e.resetnexttimestamp=function(){this.lastenddts=null},e.resetinitsegment=function(t,e,r){this.audiocodec=e,this.videocodec=r,this.generateinitsegment(t),this.emitinitsegment=!0},e.generateinitsegment=function(t){var e=this.audiocodec,r=this.videocodec;if(!t||!t.bytelength)return this.inittracks=void 0,void(this.initdata=void 0);var i=this.initdata=object(l.f)(t);e||(e=rt(i.audio,z.a.audio)),r||(r=rt(i.video,z.a.video));var n={};i.audio&&i.video?n.audiovideo={container:"video/mp4",codec:e+","+r,initsegment:t,id:"main"}:i.audio?n.audio={container:"audio/mp4",codec:e,initsegment:t,id:"audio"}:i.video?n.video={container:"video/mp4",codec:r,initsegment:t,id:"main"}:f.b.warn("[passthrough-remuxer.ts]: initsegment does not contain moov or trak boxes."),this.inittracks=n},e.remux=function(t,e,r,i,n){var a=this.initpts,o=this.lastenddts,u={audio:void 0,video:void 0,text:i,id3:r,initsegment:void 0};object(s.a)(o)||(o=this.lastenddts=n||0);var h=e.samples;if(!h||!h.length)return u;var d={initpts:void 0,timescale:1},c=this.initdata;if(c&&c.length||(this.generateinitsegment(h),c=this.initdata),!c||!c.length)return f.b.warn("[passthrough-remuxer.ts]: failed to generate initsegment."),u;this.emitinitsegment&&(d.tracks=this.inittracks,this.emitinitsegment=!1),object(s.a)(a)||(this.initpts=d.initpts=a=et(c,h,o));var g=object(l.c)(h,c),v=o,p=g+v;object(l.e)(c,h,a),g>0?this.lastenddts=p:(f.b.warn("duration parsed from mp4 should be greater than zero"),this.resetnexttimestamp());var m=!!c.audio,y=!!c.video,t="";m&&(t+="audio"),y&&(t+="video");var b={data1:h,startpts:v,startdts:v,endpts:p,enddts:p,type:t,hasaudio:m,hasvideo:y,nb:1,dropped:0};return u.audio="audio"===b.type?b:void 0,u.video="audio"!==b.type?b:void 0,u.text=i,u.id3=r,u.initsegment=d,u},t}(),et=function(t,e,r){return object(l.d)(t,e)-r};function rt(t,e){var r=null==t?void 0:t.codec;return r&&r.length>4?r:"hvc1"===r?"hvc1.1.c.l120.90":"av01"===r?"av01.0.04m.08":"avc1"===r||e===z.a.video?"avc1.42e01e":"mp4a.40.5"}var it,nt=tt,at=r(13);try{it=self.performance.now.bind(self.performance)}catch(t){f.b.debug("unable to use performance api on this environment"),it=self.date.now}var st=[{demux:x,remux:j.a},{demux:d,remux:nt},{demux:a,remux:j.a},{demux:$,remux:j.a}],ot=1024;st.foreach((function(t){var e=t.demux;ot=math.max(ot,e.minprobebytelength)}));var lt=function(){function t(t,e,r,i,n){this.observer=void 0,this.typesupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionpromise=null,this.transmuxconfig=void 0,this.currenttransmuxstate=void 0,this.cache=new at.a,this.observer=t,this.typesupported=e,this.config=r,this.vendor=i,this.id=n}var e=t.prototype;return e.configure=function(t){this.transmuxconfig=t,this.decrypter&&this.decrypter.reset()},e.push=function(t,e,r,i){var n=this,a=r.transmuxing;a.executestart=it();var s=new uint8array(t),o=this.cache,u=this.config,h=this.currenttransmuxstate,d=this.transmuxconfig;i&&(this.currenttransmuxstate=i);var c=function(t,e){var r=null;t.bytelength>0&&null!=e&&null!=e.key&&null!==e.iv&&null!=e.method&&(r=e);return r}(s,e);if(c&&"aes-128"===c.method){var f=this.getdecrypter();if(!u.enablesoftwareaes)return this.decryptionpromise=f.webcryptodecrypt(s,c.key.buffer,c.iv.buffer).then((function(t){var e=n.push(t,null,r);return n.decryptionpromise=null,e})),this.decryptionpromise;var g=f.softwaredecrypt(s,c.key.buffer,c.iv.buffer);if(!g)return a.executeend=it(),ut(r);s=new uint8array(g)}var v=i||h,p=v.contiguous,m=v.discontinuity,y=v.trackswitch,t=v.accuratetimeoffset,b=v.timeoffset,e=d.audiocodec,s=d.videocodec,l=d.defaultinitpts,a=d.duration,r=d.initsegmentdata;if((m||y)&&this.resetinitsegment(r,e,s,a),m&&this.resetinitialtimestamp(l),p||this.resetcontiguity(),this.needsprobing(s,m,y)){if(o.datalength){var d=o.flush();s=object(l.a)(d,s)}this.configuretransmuxer(s,d)}var k=this.transmux(s,c,b,t,r),_=this.currenttransmuxstate;return _.contiguous=!0,_.discontinuity=!1,_.trackswitch=!1,a.executeend=it(),k},e.flush=function(t){var e=this,r=t.transmuxing;r.executestart=it();var a=this.decrypter,s=this.cache,o=this.currenttransmuxstate,l=this.decryptionpromise;if(l)return l.then((function(){return e.flush(t)}));var u=[],h=o.timeoffset;if(a){var d=a.flush();d&&u.push(this.push(d,null,t))}var c=s.datalength;s.reset();var f=this.demuxer,g=this.remuxer;if(!f||!g)return c>=ot&&this.observer.emit(i.a.error,i.a.error,{type:n.b.media_error,details:n.a.frag_parsing_error,fatal:!0,reason:"no demux matching with content found"}),r.executeend=it(),[ut(t)];var v=f.flush(h);return ht(v)?v.then((function(r){return e.flushremux(u,r,t),u})):(this.flushremux(u,v,t),u)},e.flushremux=function(t,e,r){var i=e.audiotrack,n=e.avctrack,a=e.id3track,s=e.texttrack,o=this.currenttransmuxstate,l=o.accuratetimeoffset,u=o.timeoffset;f.b.log("[transmuxer.ts]: flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var h=this.remuxer.remux(i,n,a,s,u,l,!0,this.id);t.push({remuxresult:h,chunkmeta:r}),r.transmuxing.executeend=it()},e.resetinitialtimestamp=function(t){var e=this.demuxer,r=this.remuxer;e&&r&&(e.resettimestamp(t),r.resettimestamp(t))},e.resetcontiguity=function(){var t=this.demuxer,e=this.remuxer;t&&e&&(t.resetcontiguity(),e.resetnexttimestamp())},e.resetinitsegment=function(t,e,r,i){var n=this.demuxer,a=this.remuxer;n&&a&&(n.resetinitsegment(e,r,i),a.resetinitsegment(t,e,r))},e.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},e.transmux=function(t,e,r,i,n){return e&&"sample-aes"===e.method?this.transmuxsampleaes(t,e,r,i,n):this.transmuxunencrypted(t,r,i,n)},e.transmuxunencrypted=function(t,e,r,i){var n=this.demuxer.demux(t,e,!1,!this.config.progressive),a=n.audiotrack,s=n.avctrack,o=n.id3track,l=n.texttrack;return{remuxresult:this.remuxer.remux(a,s,o,l,e,r,!1,this.id),chunkmeta:i}},e.transmuxsampleaes=function(t,e,r,i,n){var a=this;return this.demuxer.demuxsampleaes(t,e,r).then((function(t){return{remuxresult:a.remuxer.remux(t.audiotrack,t.avctrack,t.id3track,t.texttrack,r,i,!1,a.id),chunkmeta:n}}))},e.configuretransmuxer=function(t,e){for(var r,i=this.config,n=this.observer,a=this.typesupported,s=this.vendor,o=e.audiocodec,l=e.defaultinitpts,u=e.duration,h=e.initsegmentdata,d=e.videocodec,c=0,g=st.length;c<g;c++)if(st[c].demux.probe(t)){r=st[c];break}r||(f.b.warn("failed to find demuxer by probing frag, treating as mp4 passthrough"),r={demux:d,remux:nt});var v=this.demuxer,p=this.remuxer,m=r.remux,y=r.demux;p&&p instanceof m||(this.remuxer=new m(n,i,a,s)),v&&v instanceof y||(this.demuxer=new y(n,i,a),this.probe=y.probe),this.resetinitsegment(h,o,d,u),this.resetinitialtimestamp(l)},e.needsprobing=function(t,e,r){return!this.demuxer||!this.remuxer||e||r},e.getdecrypter=function(){var t=this.decrypter;return t||(t=this.decrypter=new a.a(this.observer,this.config)),t},t}();var ut=function(t){return{remuxresult:{},chunkmeta:t}};function ht(t){return"then"in t&&t.then instanceof function}var dt=function(t,e,r,i,n){this.audiocodec=void 0,this.videocodec=void 0,this.initsegmentdata=void 0,this.duration=void 0,this.defaultinitpts=void 0,this.audiocodec=t,this.videocodec=e,this.initsegmentdata=r,this.duration=i,this.defaultinitpts=n},ct=function(t,e,r,i,n){this.discontinuity=void 0,this.contiguous=void 0,this.accuratetimeoffset=void 0,this.trackswitch=void 0,this.timeoffset=void 0,this.discontinuity=t,this.contiguous=e,this.accuratetimeoffset=r,this.trackswitch=i,this.timeoffset=n}},function(t,e,r){var i,n,a,s,o;i=/^((?:[a-za-z0-9+\-.]+:)?)(\/\/[^\/?#]*)?((?:[^\/?#]*\/)*[^;?#]*)?(;[^?#]*)?(\?[^#]*)?(#[^]*)?$/,n=/^([^\/?#]*)([^]*)$/,a=/(?:\/|^)\.(?=\/)/g,s=/(?:\/|^)\.\.\/(?!\.\.\/)[^\/]*(?=\/)/g,o={buildabsoluteurl:function(t,e,r){if(r=r||{},t=t.trim(),!(e=e.trim())){if(!r.alwaysnormalize)return t;var i=o.parseurl(t);if(!i)throw new error("error trying to parse base url.");return i.path=o.normalizepath(i.path),o.buildurlfromparts(i)}var a=o.parseurl(e);if(!a)throw new error("error trying to parse relative url.");if(a.scheme)return r.alwaysnormalize?(a.path=o.normalizepath(a.path),o.buildurlfromparts(a)):e;var s=o.parseurl(t);if(!s)throw new error("error trying to parse base url.");if(!s.netloc&&s.path&&"/"!==s.path[0]){var l=n.exec(s.path);s.netloc=l[1],s.path=l[2]}s.netloc&&!s.path&&(s.path="/");var u={scheme:s.scheme,netloc:a.netloc,path:null,params:a.params,query:a.query,fragment:a.fragment};if(!a.netloc&&(u.netloc=s.netloc,"/"!==a.path[0]))if(a.path){var h=s.path,d=h.substring(0,h.lastindexof("/")+1)+a.path;u.path=o.normalizepath(d)}else u.path=s.path,a.params||(u.params=s.params,a.query||(u.query=s.query));return null===u.path&&(u.path=r.alwaysnormalize?o.normalizepath(a.path):a.path),o.buildurlfromparts(u)},parseurl:function(t){var e=i.exec(t);return e?{scheme:e[1]||"",netloc:e[2]||"",path:e[3]||"",params:e[4]||"",query:e[5]||"",fragment:e[6]||""}:null},normalizepath:function(t){for(t=t.split("").reverse().join("").replace(a,"");t.length!==(t=t.replace(s,"")).length;);return t.split("").reverse().join("")},buildurlfromparts:function(t){return t.scheme+t.netloc+t.path+t.params+t.query+t.fragment}},t.exports=o},function(t,e,r){"use strict";r.d(e,"a",(function(){return i}));var i=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkcount=0,this.bwestimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},function(t,e,r){"use strict";r.d(e,"a",(function(){return i}));var i=function(){function t(){this.chunks=[],this.datalength=0}var e=t.prototype;return e.push=function(t){this.chunks.push(t),this.datalength+=t.length},e.flush=function(){var t,e=this.chunks,r=this.datalength;return e.length?(t=1===e.length?e[0]:function(t,e){for(var r=new uint8array(e),i=0,n=0;n<t.length;n++){var a=t[n];r.set(a,i),i+=a.length}return r}(e,r),this.reset(),t):new uint8array(0)},e.reset=function(){this.chunks.length=0,this.datalength=0},t}()},function(t,e,r){"use strict";var i=object.prototype.hasownproperty,n="~";function a(){}function s(t,e,r){this.fn=t,this.context=e,this.once=r||!1}function o(t,e,r,i,a){if("function"!=typeof r)throw new typeerror("the listener must be a function");var o=new s(r,i||t,a),l=n?n+e:e;return t._events[l]?t._events[l].fn?t._events[l]=[t._events[l],o]:t._events[l].push(o):(t._events[l]=o,t._eventscount++),t}function l(t,e){0==--t._eventscount?t._events=new a:delete t._events[e]}function u(){this._events=new a,this._eventscount=0}object.create&&(a.prototype=object.create(null),(new a).__proto__||(n=!1)),u.prototype.eventnames=function(){var t,e,r=[];if(0===this._eventscount)return r;for(e in t=this._events)i.call(t,e)&&r.push(n?e.slice(1):e);return object.getownpropertysymbols?r.concat(object.getownpropertysymbols(t)):r},u.prototype.listeners=function(t){var e=n?n+t:t,r=this._events[e];if(!r)return[];if(r.fn)return[r.fn];for(var i=0,a=r.length,s=new array(a);i<a;i++)s[i]=r[i].fn;return s},u.prototype.listenercount=function(t){var e=n?n+t:t,r=this._events[e];return r?r.fn?1:r.length:0},u.prototype.emit=function(t,e,r,i,a,s){var o=n?n+t:t;if(!this._events[o])return!1;var l,u,h=this._events[o],d=arguments.length;if(h.fn){switch(h.once&&this.removelistener(t,h.fn,void 0,!0),d){case 1:return h.fn.call(h.context),!0;case 2:return h.fn.call(h.context,e),!0;case 3:return h.fn.call(h.context,e,r),!0;case 4:return h.fn.call(h.context,e,r,i),!0;case 5:return h.fn.call(h.context,e,r,i,a),!0;case 6:return h.fn.call(h.context,e,r,i,a,s),!0}for(u=1,l=new array(d-1);u<d;u++)l[u-1]=arguments[u];h.fn.apply(h.context,l)}else{var c,f=h.length;for(u=0;u<f;u++)switch(h[u].once&&this.removelistener(t,h[u].fn,void 0,!0),d){case 1:h[u].fn.call(h[u].context);break;case 2:h[u].fn.call(h[u].context,e);break;case 3:h[u].fn.call(h[u].context,e,r);break;case 4:h[u].fn.call(h[u].context,e,r,i);break;default:if(!l)for(c=1,l=new 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0,this.subtle=t,this.aesiv=e}return t.prototype.decrypt=function(t,e){return this.subtle.decrypt({name:"aes-cbc",iv:this.aesiv},e,t)},t}(),n=function(){function t(t,e){this.subtle=void 0,this.key=void 0,this.subtle=t,this.key=e}return t.prototype.expandkey=function(){return this.subtle.importkey("raw",this.key,{name:"aes-cbc"},!1,["encrypt","decrypt"])},t}(),a=r(9);var s=function(){function t(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.submix=[new uint32array(256),new uint32array(256),new uint32array(256),new uint32array(256)],this.invsubmix=[new uint32array(256),new uint32array(256),new uint32array(256),new uint32array(256)],this.sbox=new uint32array(256),this.invsbox=new uint32array(256),this.key=new uint32array(0),this.ksrows=0,this.keysize=0,this.keyschedule=void 0,this.invkeyschedule=void 0,this.inittable()}var e=t.prototype;return e.uint8arraytouint32array_=function(t){for(var e=new dataview(t),r=new uint32array(4),i=0;i<4;i++)r[i]=e.getuint32(4*i);return r},e.inittable=function(){var t=this.sbox,e=this.invsbox,r=this.submix,i=r[0],n=r[1],a=r[2],s=r[3],o=this.invsubmix,l=o[0],u=o[1],h=o[2],d=o[3],c=new uint32array(256),f=0,g=0,v=0;for(v=0;v<256;v++)c[v]=v<128?v<<1:v<<1^283;for(v=0;v<256;v++){var p=g^g<<1^g<<2^g<<3^g<<4;p=p>>>8^255&p^99,t[f]=p,e[p]=f;var m=c[f],y=c[m],t=c[y],b=257*c[p]^16843008*p;i[f]=b<<24|b>>>8,n[f]=b<<16|b>>>16,a[f]=b<<8|b>>>24,s[f]=b,b=16843009*t^65537*y^257*m^16843008*f,l[p]=b<<24|b>>>8,u[p]=b<<16|b>>>16,h[p]=b<<8|b>>>24,d[p]=b,f?(f=m^c[c[c[t^m]]],g^=c[c[g]]):f=g=1}},e.expandkey=function(t){for(var e=this.uint8arraytouint32array_(t),r=!0,i=0;i<e.length&&r;)r=e[i]===this.key[i],i++;if(!r){this.key=e;var n=this.keysize=e.length;if(4!==n&&6!==n&&8!==n)throw new error("invalid aes key size="+n);var a,s,o,l,u=this.ksrows=4*(n+6+1),h=this.keyschedule=new uint32array(u),d=this.invkeyschedule=new uint32array(u),c=this.sbox,f=this.rcon,g=this.invsubmix,v=g[0],p=g[1],m=g[2],y=g[3];for(a=0;a<u;a++)a<n?o=h[a]=e[a]:(l=o,a%n==0?(l=c[(l=l<<8|l>>>24)>>>24]<<24|c[l>>>16&255]<<16|c[l>>>8&255]<<8|c[255&l],l^=f[a/n|0]<<24):n>6&&a%n==4&&(l=c[l>>>24]<<24|c[l>>>16&255]<<16|c[l>>>8&255]<<8|c[255&l]),h[a]=o=(h[a-n]^l)>>>0);for(s=0;s<u;s++)a=u-s,l=3&s?h[a]:h[a-4],d[s]=s<4||a<=4?l:v[c[l>>>24]]^p[c[l>>>16&255]]^m[c[l>>>8&255]]^y[c[255&l]],d[s]=d[s]>>>0}},e.networktohostorderswap=function(t){return t<<24|(65280&t)<<8|(16711680&t)>>8|t>>>24},e.decrypt=function(t,e,r){for(var i,n,a,s,o,l,u,h,d,c,f,g,v,p,m=this.keysize+6,y=this.invkeyschedule,t=this.invsbox,b=this.invsubmix,e=b[0],s=b[1],l=b[2],a=b[3],r=this.uint8arraytouint32array_(r),d=r[0],k=r[1],_=r[2],i=r[3],c=new int32array(t),w=new int32array(c.length),o=this.networktohostorderswap;e<c.length;){for(d=o(c[e]),c=o(c[e+1]),f=o(c[e+2]),g=o(c[e+3]),o=d^y[0],l=g^y[1],u=f^y[2],h=c^y[3],v=4,p=1;p<m;p++)i=e[o>>>24]^s[l>>16&255]^l[u>>8&255]^a[255&h]^y[v],n=e[l>>>24]^s[u>>16&255]^l[h>>8&255]^a[255&o]^y[v+1],a=e[u>>>24]^s[h>>16&255]^l[o>>8&255]^a[255&l]^y[v+2],s=e[h>>>24]^s[o>>16&255]^l[l>>8&255]^a[255&u]^y[v+3],o=i,l=n,u=a,h=s,v+=4;i=t[o>>>24]<<24^t[l>>16&255]<<16^t[u>>8&255]<<8^t[255&h]^y[v],n=t[l>>>24]<<24^t[u>>16&255]<<16^t[h>>8&255]<<8^t[255&o]^y[v+1],a=t[u>>>24]<<24^t[h>>16&255]<<16^t[o>>8&255]<<8^t[255&l]^y[v+2],s=t[h>>>24]<<24^t[o>>16&255]<<16^t[l>>8&255]<<8^t[255&u]^y[v+3],w[e]=o(i^d),w[e+1]=o(s^k),w[e+2]=o(a^_),w[e+3]=o(n^i),d=d,k=c,_=f,i=g,e+=4}return w.buffer},t}(),o=r(1),l=r(6),u=function(){function t(t,e,r){var i=(void 0===r?{}:r).removepkcs7padding,n=void 0===i||i;if(this.logenabled=!0,this.observer=void 0,this.config=void 0,this.removepkcs7padding=void 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this.webcryptodecrypt(new uint8array(t),e,r).then(i)},e.softwaredecrypt=function(t,e,r){var i=this.currentiv,n=this.currentresult,o=this.remainderdata;this.logonce("js aes decrypt"),o&&(t=object(l.a)(o,t),this.remainderdata=null);var u=this.getvalidchunk(t);if(!u.length)return null;i&&(r=i);var h=this.softwaredecrypter;h||(h=this.softwaredecrypter=new s),h.expandkey(e);var d=n;return this.currentresult=h.decrypt(u.buffer,0,r),this.currentiv=object(a.a)(u,-16).buffer,d||null},e.webcryptodecrypt=function(t,e,r){var a=this,s=this.subtle;return this.key===e&&this.fastaeskey||(this.key=e,this.fastaeskey=new n(s,e)),this.fastaeskey.expandkey().then((function(e){return s?new i(s,r).decrypt(t.buffer,e):promise.reject(new error("web crypto not initialized"))})).catch((function(i){return a.onwebcryptoerror(i,t,e,r)}))},e.onwebcryptoerror=function(t,e,r,i){return o.b.warn("[decrypter.ts]: webcrypto error, disable webcrypto api:",t),this.config.enablesoftwareaes=!0,this.logenabled=!0,this.softwaredecrypt(e,r,i)},e.getvalidchunk=function(t){var e=t,r=t.length-t.length%16;return r!==t.length&&(e=object(a.a)(t,0,r),this.remainderdata=object(a.a)(t,r)),e},e.logonce=function(t){this.logenabled&&(o.b.log("[decrypter.ts]: "+t),this.logenabled=!1)},t}()},function(t,e,r){"use strict";r.d(e,"a",(function(){return m})),r.d(e,"b",(function(){return y}));var i=r(3),n=function(){function t(){}return t.getsilentframe=function(t,e){switch(t){case"mp4a.40.2":if(1===e)return new uint8array([0,200,0,128,35,128]);if(2===e)return new uint8array([33,0,73,144,2,25,0,35,128]);if(3===e)return new uint8array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===e)return new uint8array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===e)return new uint8array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(6===e)return new uint8array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224]);break;default:if(1===e)return new uint8array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(2===e)return new uint8array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(3===e)return new uint8array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94])}},t}(),a=math.pow(2,32)-1,s=function(){function t(){}return t.init=function(){var e;for(e in t.types={avc1:[],avcc:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]},t.types)t.types.hasownproperty(e)&&(t.types[e]=[e.charcodeat(0),e.charcodeat(1),e.charcodeat(2),e.charcodeat(3)]);var r=new uint8array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),i=new uint8array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);t.hdlr_types={video:r,audio:i};var n=new uint8array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),a=new uint8array([0,0,0,0,0,0,0,0]);t.stts=t.stsc=t.stco=a,t.stsz=new uint8array([0,0,0,0,0,0,0,0,0,0,0,0]),t.vmhd=new uint8array([0,0,0,1,0,0,0,0,0,0,0,0]),t.smhd=new uint8array([0,0,0,0,0,0,0,0]),t.stsd=new uint8array([0,0,0,0,0,0,0,1]);var s=new uint8array([105,115,111,109]),o=new uint8array([97,118,99,49]),l=new uint8array([0,0,0,1]);t.ftyp=t.box(t.types.ftyp,s,l,s,o),t.dinf=t.box(t.types.dinf,t.box(t.types.dref,n))},t.box=function(t){for(var e=8,r=arguments.length,i=new array(r>1?r-1:0),n=1;n<r;n++)i[n-1]=arguments[n];for(var a=i.length,s=a;a--;)e+=i[a].bytelength;var o=new uint8array(e);for(o[0]=e>>24&255,o[1]=e>>16&255,o[2]=e>>8&255,o[3]=255&e,o.set(t,4),a=0,e=8;a<s;a++)o.set(i[a],e),e+=i[a].bytelength;return o},t.hdlr=function(e){return t.box(t.types.hdlr,t.hdlr_types[e])},t.mdat=function(e){return t.box(t.types.mdat,e)},t.mdhd=function(e,r){r*=e;var i=math.floor(r/(a+1)),n=math.floor(r%(a+1));return t.box(t.types.mdhd,new uint8array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,85,196,0,0]))},t.mdia=function(e){return t.box(t.types.mdia,t.mdhd(e.timescale,e.duration),t.hdlr(e.type),t.minf(e))},t.mfhd=function(e){return t.box(t.types.mfhd,new uint8array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))},t.minf=function(e){return"audio"===e.type?t.box(t.types.minf,t.box(t.types.smhd,t.smhd),t.dinf,t.stbl(e)):t.box(t.types.minf,t.box(t.types.vmhd,t.vmhd),t.dinf,t.stbl(e))},t.moof=function(e,r,i){return t.box(t.types.moof,t.mfhd(e),t.traf(i,r))},t.moov=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trak(e[r]);return t.box.apply(null,[t.types.moov,t.mvhd(e[0].timescale,e[0].duration)].concat(i).concat(t.mvex(e)))},t.mvex=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trex(e[r]);return t.box.apply(null,[t.types.mvex].concat(i))},t.mvhd=function(e,r){r*=e;var i=math.floor(r/(a+1)),n=math.floor(r%(a+1)),s=new uint8array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return t.box(t.types.mvhd,s)},t.sdtp=function(e){var r,i,n=e.samples||[],a=new uint8array(4+n.length);for(r=0;r<n.length;r++)i=n[r].flags,a[r+4]=i.dependson<<4|i.isdependedon<<2|i.hasredundancy;return t.box(t.types.sdtp,a)},t.stbl=function(e){return t.box(t.types.stbl,t.stsd(e),t.box(t.types.stts,t.stts),t.box(t.types.stsc,t.stsc),t.box(t.types.stsz,t.stsz),t.box(t.types.stco,t.stco))},t.avc1=function(e){var r,i,n,a=[],s=[];for(r=0;r<e.sps.length;r++)n=(i=e.sps[r]).bytelength,a.push(n>>>8&255),a.push(255&n),a=a.concat(array.prototype.slice.call(i));for(r=0;r<e.pps.length;r++)n=(i=e.pps[r]).bytelength,s.push(n>>>8&255),s.push(255&n),s=s.concat(array.prototype.slice.call(i));var o=t.box(t.types.avcc,new uint8array([1,a[3],a[4],a[5],255,224|e.sps.length].concat(a).concat([e.pps.length]).concat(s))),l=e.width,u=e.height,h=e.pixelratio[0],d=e.pixelratio[1];return t.box(t.types.avc1,new uint8array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,u>>8&255,255&u,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,t.box(t.types.btrt,new uint8array([0,28,156,128,0,45,198,192,0,45,198,192])),t.box(t.types.pasp,new uint8array([h>>24,h>>16&255,h>>8&255,255&h,d>>24,d>>16&255,d>>8&255,255&d])))},t.esds=function(t){var e=t.config.length;return new uint8array([0,0,0,0,3,23+e,0,1,0,4,15+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([e]).concat(t.config).concat([6,1,2]))},t.mp4a=function(e){var r=e.samplerate;return t.box(t.types.mp4a,new uint8array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelcount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),t.box(t.types.esds,t.esds(e)))},t.mp3=function(e){var r=e.samplerate;return t.box(t.types[".mp3"],new uint8array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelcount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},t.stsd=function(e){return"audio"===e.type?e.isaac||"mp3"!==e.codec?t.box(t.types.stsd,t.stsd,t.mp4a(e)):t.box(t.types.stsd,t.stsd,t.mp3(e)):t.box(t.types.stsd,t.stsd,t.avc1(e))},t.tkhd=function(e){var r=e.id,i=e.duration*e.timescale,n=e.width,s=e.height,o=math.floor(i/(a+1)),l=math.floor(i%(a+1));return t.box(t.types.tkhd,new uint8array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,o>>24,o>>16&255,o>>8&255,255&o,l>>24,l>>16&255,l>>8&255,255&l,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,n>>8&255,255&n,0,0,s>>8&255,255&s,0,0]))},t.traf=function(e,r){var i=t.sdtp(e),n=e.id,s=math.floor(r/(a+1)),o=math.floor(r%(a+1));return t.box(t.types.traf,t.box(t.types.tfhd,new uint8array([0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n])),t.box(t.types.tfdt,new uint8array([1,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o])),t.trun(e,i.length+16+20+8+16+8+8),i)},t.trak=function(e){return e.duration=e.duration||4294967295,t.box(t.types.trak,t.tkhd(e),t.mdia(e))},t.trex=function(e){var r=e.id;return t.box(t.types.trex,new uint8array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},t.trun=function(e,r){var i,n,a,s,o,l,u=e.samples||[],h=u.length,d=12+16*h,c=new uint8array(d);for(r+=8+d,c.set([0,0,15,1,h>>>24&255,h>>>16&255,h>>>8&255,255&h,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),i=0;i<h;i++)a=(n=u[i]).duration,s=n.size,o=n.flags,l=n.cts,c.set([a>>>24&255,a>>>16&255,a>>>8&255,255&a,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o.isleading<<2|o.dependson,o.isdependedon<<6|o.hasredundancy<<4|o.paddingvalue<<1|o.isnonsync,61440&o.degradprio,15&o.degradprio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return t.box(t.types.trun,c)},t.initsegment=function(e){t.types||t.init();var r=t.moov(e),i=new uint8array(t.ftyp.bytelength+r.bytelength);return i.set(t.ftyp),i.set(r,t.ftyp.bytelength),i},t}();s.types=void 0,s.hdlr_types=void 0,s.stts=void 0,s.stsc=void 0,s.stco=void 0,s.stsz=void 0,s.vmhd=void 0,s.smhd=void 0,s.stsd=void 0,s.ftyp=void 0,s.dinf=void 0;var o=s,l=r(0),u=r(2),h=r(1),d=r(4),c=r(8);function f(){return(f=object.assign||function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)object.prototype.hasownproperty.call(r,i)&&(t[i]=r[i])}return t}).apply(this,arguments)}var g=null,v=null,p=!1,m=function(){function t(t,e,r,i){if(void 0===i&&(i=""),this.observer=void 0,this.config=void 0,this.typesupported=void 0,this.isgenerated=!1,this._initpts=void 0,this._initdts=void 0,this.nextavcdts=null,this.nextaudiopts=null,this.isaudiocontiguous=!1,this.isvideocontiguous=!1,this.observer=t,this.config=e,this.typesupported=r,this.isgenerated=!1,null===g){var n=(navigator.useragent||"").match(/chrome\/(\d+)/i);g=n?parseint(n[1]):0}if(null===v){var a=navigator.useragent.match(/safari\/(\d+)/i);v=a?parseint(a[1]):0}p=!!g&&g<75||!!v&&v<600}var e=t.prototype;return e.destroy=function(){},e.resettimestamp=function(t){h.b.log("[mp4-remuxer]: initpts & initdts reset"),this._initpts=this._initdts=t},e.resetnexttimestamp=function(){h.b.log("[mp4-remuxer]: reset next timestamp"),this.isvideocontiguous=!1,this.isaudiocontiguous=!1},e.resetinitsegment=function(){h.b.log("[mp4-remuxer]: isgenerated flag reset"),this.isgenerated=!1},e.getvideostartpts=function(t){var e=!1,r=t.reduce((function(t,r){var i=r.pts-t;return i<-4294967296?(e=!0,y(t,r.pts)):i>0?t:r.pts}),t[0].pts);return e&&h.b.debug("pts rollover detected"),r},e.remux=function(t,e,r,i,n,a,s,o){var l,u,c,f,g,v,p=n,m=n,t=t.pid>-1,b=e.pid>-1,e=e.samples.length,s=t.samples.length>0,l=e>1;if((!t||s)&&(!b||l)||this.isgenerated||s){this.isgenerated||(c=this.generateis(t,e,n));var a=this.isvideocontiguous,r=-1;if(l&&(r=function(t){for(var e=0;e<t.length;e++)if(t[e].key)return e;return-1}(e.samples),!a&&this.config.forcekeyframeondiscontinuity))if(v=!0,r>0){h.b.warn("[mp4-remuxer]: dropped "+r+" out of "+e+" video samples due to a missing keyframe");var d=this.getvideostartpts(e.samples);e.samples=e.samples.slice(r),e.dropped+=r,m+=(e.samples[0].pts-d)/(e.timescale||9e4)}else-1===r&&(h.b.warn("[mp4-remuxer]: no keyframe found out of "+e+" video samples"),v=!1);if(this.isgenerated){if(s&&l){var k=this.getvideostartpts(e.samples),_=(y(t.samples[0].pts,k)-k)/e.inputtimescale;p+=math.max(0,_),m+=math.max(0,-_)}if(s){if(t.samplerate||(h.b.warn("[mp4-remuxer]: regenerate initsegment as audio detected"),c=this.generateis(t,e,n)),u=this.remuxaudio(t,p,this.isaudiocontiguous,a,b||l||o===d.b.audio?m:void 0),l){var i=u?u.endpts-u.startpts:0;e.inputtimescale||(h.b.warn("[mp4-remuxer]: regenerate initsegment as video detected"),c=this.generateis(t,e,n)),l=this.remuxvideo(e,m,a,i)}}else l&&(l=this.remuxvideo(e,m,a,0));l&&(l.firstkeyframe=r,l.independent=-1!==r)}}return this.isgenerated&&(r.samples.length&&(g=this.remuxid3(r,n)),i.samples.length&&(f=this.remuxtext(i,n))),{audio:u,video:l,initsegment:c,independent:v,text:f,id3:g}},e.generateis=function(t,e,r){var n,a,s,l=t.samples,u=e.samples,h=this.typesupported,d={},c=!object(i.a)(this._initpts),f="audio/mp4";if(c&&(n=a=1/0),t.config&&l.length&&(t.timescale=t.samplerate,t.isaac||(h.mpeg?(f="audio/mpeg",t.codec=""):h.mp3&&(t.codec="mp3")),d.audio={id:"audio",container:f,codec:t.codec,initsegment:!t.isaac&&h.mpeg?new uint8array(0):o.initsegment([t]),metadata:{channelcount:t.channelcount}},c&&(s=t.inputtimescale,n=a=l[0].pts-math.round(s*r))),e.sps&&e.pps&&u.length&&(e.timescale=e.inputtimescale,d.video={id:"main",container:"video/mp4",codec:e.codec,initsegment:o.initsegment([e]),metadata:{width:e.width,height:e.height}},c)){s=e.inputtimescale;var g=this.getvideostartpts(u),v=math.round(s*r);a=math.min(a,y(u[0].dts,g)-v),n=math.min(n,g-v)}if(object.keys(d).length)return this.isgenerated=!0,c&&(this._initpts=n,this._initdts=a),{tracks:d,initpts:n,timescale:s}},e.remuxvideo=function(t,e,r,i){var n,a,s,d=t.inputtimescale,v=t.samples,m=[],b=v.length,e=this._initpts,s=this.nextavcdts,l=8,a=number.positive_infinity,r=number.negative_infinity,d=0,k=!1;r&&null!==s||(s=e*d-(v[0].pts-y(v[0].dts,v[0].pts)));for(var _=0;_<b;_++){var i=v[_];if(i.pts=y(i.pts-e,s),i.dts=y(i.dts-e,s),i.dts>i.pts){d=math.max(math.min(d,i.pts-i.dts),-18e3)}i.dts<v[_>0?_-1:_].dts&&(k=!0)}k&&v.sort((function(t,e){var r=t.dts-e.dts,i=t.pts-e.pts;return r||i})),a=v[0].dts,s=v[v.length-1].dts;var c=math.round((s-a)/(b-1));if(d<0){if(d<-2*c){h.b.warn("pts < dts detected in video samples, offsetting dts from pts by "+object(c.b)(-c,!0)+" ms");for(var w=d,o=0;o<b;o++)v[o].dts=w=math.max(w,v[o].pts-c),v[o].pts=math.max(w,v[o].pts)}else{h.b.warn("pts < dts detected in video samples, shifting dts by "+object(c.b)(d,!0)+" ms to overcome this issue");for(var x=0;x<b;x++)v[x].dts=v[x].dts+d}a=v[0].dts}if(r){var p=a-s,m=p>c;if(m||p<-1){m?h.b.warn("avc: "+object(c.b)(p,!0)+" ms ("+p+"dts) hole between fragments detected, filling it"):h.b.warn("avc: "+object(c.b)(-p,!0)+" ms ("+p+"dts) overlapping between fragments detected"),a=s;var f=v[0].pts-p;v[0].dts=a,v[0].pts=f,h.b.log("video: first pts/dts adjusted: "+object(c.b)(f,!0)+"/"+object(c.b)(a,!0)+", delta: "+object(c.b)(p,!0)+" ms")}}p&&(a=math.max(0,a));for(var n=0,u=0,b=0;b<b;b++){for(var g=v[b],k=g.units,j=k.length,h=0,v=0;v<j;v++)h+=k[v].data.length;u+=h,n+=j,g.length=h,g.dts=math.max(g.dts,a),g.pts=math.max(g.pts,g.dts,0),a=math.min(g.pts,a),r=math.max(g.pts,r)}s=v[b-1].dts;var w,y=u+4*n+8;try{w=new uint8array(y)}catch(t){return void this.observer.emit(l.a.error,l.a.error,{type:u.b.mux_error,details:u.a.remux_alloc_error,fatal:!1,bytes:y,reason:"fail allocating video mdat "+y})}var q=new dataview(w.buffer);q.setuint32(0,y),w.set(o.types.mdat,4);for(var x=0;x<b;x++){for(var 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*(\d+)/.source,/#ext-x-(key):(.+)/.source,/#ext-x-(start):(.+)/.source,/#ext-x-(endlist)/.source,/#ext-x-(discontinuity-seq)uence: *(\d+)/.source,/#ext-x-(dis)continuity/.source,/#ext-x-(version):(\d+)/.source,/#ext-x-(map):(.+)/.source,/#ext-x-(server-control):(.+)/.source,/#ext-x-(part-inf):(.+)/.source,/#ext-x-(gap)/.source,/#ext-x-(bitrate):\s*(\d+)/.source,/#ext-x-(part):(.+)/.source,/#ext-x-(preload-hint):(.+)/.source,/#ext-x-(rendition-report):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),s=/\.(mp4|m4s|m4v|m4a)$/i;var l=function(){function t(){}return t.findgroup=function(t,e){for(var r=0;r<t.length;r++){var i=t[r];if(i.id===e)return i}},t.convertavc1toavcoti=function(t){var e=t.split(".");if(e.length>2){var r=e.shift()+".";return r+=parseint(e.shift()).tostring(16),r+=("000"+parseint(e.shift()).tostring(16)).substr(-4)}return t},t.resolve=function(t,e){return i.buildabsoluteurl(e,t,{alwaysnormalize:!0})},t.parsemasterplaylist=function(e,r){var i,n=[],a={},s=!1;for(y.lastindex=0;null!=(i=y.exec(e));)if(i[1]){var o=new v(i[1]),l={attrs:o,bitrate:o.decimalinteger("average-bandwidth")||o.decimalinteger("bandwidth"),name:o.name,url:t.resolve(i[2],r)},u=o.decimalresolution("resolution");u&&(l.width=u.width,l.height=u.height),a((o.codecs||"").split(/[ ,]+/).filter((function(t){return t})),l),l.videocodec&&-1!==l.videocodec.indexof("avc1")&&(l.videocodec=t.convertavc1toavcoti(l.videocodec)),n.push(l)}else if(i[3]){var h=new v(i[3]);h["data-id"]&&(s=!0,a[h["data-id"]]=h)}return{levels:n,sessiondata:s?a:null}},t.parsemasterplaylistmedia=function(e,r,i,n){var a;void 0===n&&(n=[]);var s=[],o=0;for(t.lastindex=0;null!==(a=t.exec(e));){var l=new v(a[1]);if(l.type===i){var u={attrs:l,bitrate:0,id:o++,groupid:l["group-id"],instreamid:l["instream-id"],name:l.name||l.language||"",type:i,default:l.bool("default"),autoselect:l.bool("autoselect"),forced:l.bool("forced"),lang:l.language,url:l.uri?t.resolve(l.uri,r):""};if(n.length){var h=t.findgroup(n,u.groupid)||n[0];r(u,h,"audiocodec"),r(u,h,"textcodec")}s.push(u)}}return s},t.parselevelplaylist=function(t,e,r,a,s){var l,h,f,g=new d(e),p=g.fragments,m=null,y=0,t=0,l=0,a=0,r=null,k=new u.b(a,e),_=-1,i=!1;for(b.lastindex=0,g.m3u8=t;null!==(l=b.exec(t));){i&&(i=!1,(k=new u.b(a,e)).start=l,k.sn=y,k.cc=a,k.level=r,m&&(k.initsegment=m,k.rawprogramdatetime=m.rawprogramdatetime));var c=l[1];if(c){k.duration=parsefloat(c);var w=(" "+l[2]).slice(1);k.title=w||null,k.taglist.push(w?["inf",c,w]:["inf",c])}else if(l[3])object(n.a)(k.duration)&&(k.start=l,f&&(k.levelkey=f),k.sn=y,k.level=r,k.cc=a,k.urlid=s,p.push(k),k.relurl=(" "+l[3]).slice(1),d(k,r),r=k,l+=k.duration,y++,t=0,i=!0);else if(l[4]){var o=(" "+l[4]).slice(1);r?k.setbyterange(o,r):k.setbyterange(o)}else if(l[5])k.rawprogramdatetime=(" "+l[5]).slice(1),k.taglist.push(["program-date-time",k.rawprogramdatetime]),-1===_&&(_=p.length);else{if(!(l=l[0].match(e))){o.b.warn("no matches on slow regex match for level playlist!");continue}for(h=1;h<l.length&&void 0===l[h];h++);var x=(" "+l[h]).slice(1),p=(" "+l[h+1]).slice(1),m=l[h+2]?(" "+l[h+2]).slice(1):"";switch(x){case"playlist-type":g.type=p.touppercase();break;case"media-sequence":y=g.startsn=parseint(p);break;case"skip":var f=new v(p),n=f.decimalinteger("skipped-segments");if(object(n.a)(n)){g.skippedsegments=n;for(var u=n;u--;)p.unshift(null);y+=n}var b=f.enumeratedstring("recently-removed-dateranges");b&&(g.recentlyremoveddateranges=b.split("\t"));break;case"targetduration":g.targetduration=parsefloat(p);break;case"version":g.version=parseint(p);break;case"extm3u":break;case"endlist":g.live=!1;break;case"#":(p||m)&&k.taglist.push(m?[p,m]:[p]);break;case"dis":a++;case"gap":k.taglist.push([x]);break;case"bitrate":k.taglist.push([x,p]);break;case"discontinuity-seq":a=parseint(p);break;case"key":var g,k=new v(p),j=k.enumeratedstring("method"),h=k.uri,v=k.hexadecimalinteger("iv"),w=k.enumeratedstring("keyformatversions"),y=k.enumeratedstring("keyid"),q=null!=(g=k.enumeratedstring("keyformat"))?g:"identity";if(["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"].indexof(q)>-1){o.b.warn("keyformat "+q+" is not supported from the manifest");continue}if("identity"!==q)continue;j&&(f=c.a.fromurl(e,h),h&&["aes-128","sample-aes","sample-aes-cenc"].indexof(j)>=0&&(f.method=j,f.keyformat=q,y&&(f.keyid=y),w&&(f.keyformatversions=w),f.iv=v));break;case"start":var x=new v(p).decimalfloatingpoint("time-offset");object(n.a)(x)&&(g.starttimeoffset=x);break;case"map":var z=new v(p);k.relurl=z.uri,z.byterange&&k.setbyterange(z.byterange),k.level=r,k.sn="initsegment",f&&(k.levelkey=f),k.initsegment=null,m=k,i=!0;break;case"server-control":var q=new v(p);g.canblockreload=q.bool("can-block-reload"),g.canskipuntil=q.optionalfloat("can-skip-until",0),g.canskipdateranges=g.canskipuntil>0&&q.bool("can-skip-dateranges"),g.partholdback=q.optionalfloat("part-hold-back",0),g.holdback=q.optionalfloat("hold-back",0);break;case"part-inf":var $=new v(p);g.parttarget=$.decimalfloatingpoint("part-target");break;case"part":var j=g.partlist;j||(j=g.partlist=[]);var z=t>0?j[j.length-1]:void 0,tt=t++,et=new u.c(new v(p),k,e,tt,z);j.push(et),k.duration+=et.duration;break;case"preload-hint":var rt=new v(p);g.preloadhint=rt;break;case"rendition-report":var it=new v(p);g.renditionreports=g.renditionreports||[],g.renditionreports.push(it);break;default:o.b.warn("line parsed but not handled: "+l)}}}r&&!r.relurl?(p.pop(),l-=r.duration,g.partlist&&(g.fragmenthint=r)):g.partlist&&(d(k,r),k.cc=a,g.fragmenthint=k);var nt=p.length,at=p[0],st=p[nt-1];if((l+=g.skippedsegments*g.targetduration)>0&&nt&&st){g.averagetargetduration=l/nt;var ot=st.sn;g.endsn="initsegment"!==ot?ot:0,at&&(g.startcc=at.cc,at.initsegment||g.fragments.every((function(t){return t.relurl&&(e=t.relurl,s.test(null!=(r=null===(n=i.parseurl(e))||void 0===n?void 0:n.path)?r:""));var e,r,n}))&&(o.b.warn("mp4 fragments found but no init segment (probably no map, incomplete m3u8), trying to fetch sidx"),(k=new u.b(a,e)).relurl=st.relurl,k.level=r,k.sn="initsegment",at.initsegment=k,g.needsidxranges=!0))}else g.endsn=0,g.startcc=0;return g.fragmenthint&&(l+=g.fragmenthint.duration),g.totalduration=l,g.endcc=a,_>0&&function(t,e){for(var r=t[e],i=e;i--;){var n=t[i];if(!n)return;n.programdatetime=r.programdatetime-1e3*n.duration,r=n}}(p,_),g},t}();function a(t,e){["video","audio","text"].foreach((function(r){var i=t.filter((function(t){return function(t,e){var r=p[e];return!!r&&!0===r[t.slice(0,4)]}(t,r)}));if(i.length){var n=i.filter((function(t){return 0===t.lastindexof("avc1",0)||0===t.lastindexof("mp4a",0)}));e[r+"codec"]=n.length>0?n[0]:i[0],t=t.filter((function(t){return-1===i.indexof(t)}))}})),e.unknowncodecs=t}function r(t,e,r){var i=e[r];i&&(t[r]=i)}function d(t,e){t.rawprogramdatetime?t.programdatetime=date.parse(t.rawprogramdatetime):null!=e&&e.programdatetime&&(t.programdatetime=e.endprogramdatetime),object(n.a)(t.programdatetime)||(t.programdatetime=null,t.rawprogramdatetime=null)}var k=r(4);function _(t,e){var r=t.url;return void 0!==r&&0!==r.indexof("data:")||(r=e.url),r}var i=function(){function t(t){this.hls=void 0,this.loaders=object.create(null),this.hls=t,this.registerlisteners()}var e=t.prototype;return e.registerlisteners=function(){var t=this.hls;t.on(a.a.manifest_loading,this.onmanifestloading,this),t.on(a.a.level_loading,this.onlevelloading,this),t.on(a.a.audio_track_loading,this.onaudiotrackloading,this),t.on(a.a.subtitle_track_loading,this.onsubtitletrackloading,this)},e.unregisterlisteners=function(){var t=this.hls;t.off(a.a.manifest_loading,this.onmanifestloading,this),t.off(a.a.level_loading,this.onlevelloading,this),t.off(a.a.audio_track_loading,this.onaudiotrackloading,this),t.off(a.a.subtitle_track_loading,this.onsubtitletrackloading,this)},e.createinternalloader=function(t){var e=this.hls.config,r=e.ploader,i=e.loader,n=new(r||i)(e);return t.loader=n,this.loaders[t.type]=n,n},e.getinternalloader=function(t){return this.loaders[t.type]},e.resetinternalloader=function(t){this.loaders[t]&&delete this.loaders[t]},e.destroyinternalloaders=function(){for(var t in this.loaders){var e=this.loaders[t];e&&e.destroy(),this.resetinternalloader(t)}},e.destroy=function(){this.unregisterlisteners(),this.destroyinternalloaders()},e.onmanifestloading=function(t,e){var r=e.url;this.load({id:null,groupid:null,level:0,responsetype:"text",type:k.a.manifest,url:r,deliverydirectives:null})},e.onlevelloading=function(t,e){var r=e.id,i=e.level,n=e.url,a=e.deliverydirectives;this.load({id:r,groupid:null,level:i,responsetype:"text",type:k.a.level,url:n,deliverydirectives:a})},e.onaudiotrackloading=function(t,e){var r=e.id,i=e.groupid,n=e.url,a=e.deliverydirectives;this.load({id:r,groupid:i,level:null,responsetype:"text",type:k.a.audio_track,url:n,deliverydirectives:a})},e.onsubtitletrackloading=function(t,e){var r=e.id,i=e.groupid,n=e.url,a=e.deliverydirectives;this.load({id:r,groupid:i,level:null,responsetype:"text",type:k.a.subtitle_track,url:n,deliverydirectives:a})},e.load=function(t){var e,r,i,n,a,s,l=this.hls.config,u=this.getinternalloader(t);if(u){var h=u.context;if(h&&h.url===t.url)return void o.b.trace("[playlist-loader]: playlist request ongoing");o.b.log("[playlist-loader]: aborting previous loader for type: "+t.type),u.abort()}switch(t.type){case k.a.manifest:r=l.manifestloadingmaxretry,i=l.manifestloadingtimeout,n=l.manifestloadingretrydelay,a=l.manifestloadingmaxretrytimeout;break;case k.a.level:case k.a.audio_track:case k.a.subtitle_track:r=0,i=l.levelloadingtimeout;break;default:r=l.levelloadingmaxretry,i=l.levelloadingtimeout,n=l.levelloadingretrydelay,a=l.levelloadingmaxretrytimeout}if((u=this.createinternalloader(t),null!==(e=t.deliverydirectives)&&void 0!==e&&e.part)&&(t.type===k.a.level&&null!==t.level?s=this.hls.levels[t.level].details:t.type===k.a.audio_track&&null!==t.id?s=this.hls.audiotracks[t.id].details:t.type===k.a.subtitle_track&&null!==t.id&&(s=this.hls.subtitletracks[t.id].details),s)){var d=s.parttarget,c=s.targetduration;d&&c&&(i=math.min(1e3*math.max(3*d,.8*c),i))}var f={timeout:i,maxretry:r,retrydelay:n,maxretrydelay:a,highwatermark:0},g={onsuccess:this.loadsuccess.bind(this),onerror:this.loaderror.bind(this),ontimeout:this.loadtimeout.bind(this)};u.load(t,f,g)},e.loadsuccess=function(t,e,r,i){if(void 0===i&&(i=null),r.issidxrequest)return this.handlesidxrequest(t,r),void this.handleplaylistloaded(t,e,r,i);this.resetinternalloader(r.type);var n=t.data;0===n.indexof("#extm3u")?(e.parsing.start=performance.now(),n.indexof("#extinf:")>0||n.indexof("#ext-x-targetduration:")>0?this.handletrackorlevelplaylist(t,e,r,i):this.handlemasterplaylist(t,e,r,i)):this.handlemanifestparsingerror(t,r,"no extm3u delimiter",i)},e.loaderror=function(t,e,r){void 0===r&&(r=null),this.handlenetworkerror(e,r,!1,t)},e.loadtimeout=function(t,e,r){void 0===r&&(r=null),this.handlenetworkerror(e,r,!0)},e.handlemasterplaylist=function(t,e,r,i){var n=this.hls,s=t.data,l=_(t,r),u=l.parsemasterplaylist(s,l),h=u.levels,d=u.sessiondata;if(h.length){var c=h.map((function(t){return{id:t.attrs.audio,audiocodec:t.audiocodec}})),f=h.map((function(t){return{id:t.attrs.subtitles,textcodec:t.textcodec}})),g=l.parsemasterplaylistmedia(s,l,"audio",c),p=l.parsemasterplaylistmedia(s,l,"subtitles",f),m=l.parsemasterplaylistmedia(s,l,"closed-captions");if(g.length)g.some((function(t){return!t.url}))||!h[0].audiocodec||h[0].attrs.audio||(o.b.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),g.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new v({}),bitrate:0,url:""}));n.trigger(a.a.manifest_loaded,{levels:h,audiotracks:g,subtitles:p,captions:m,url:l,stats:e,networkdetails:i,sessiondata:d})}else this.handlemanifestparsingerror(t,r,"no level found in manifest",i)},e.handletrackorlevelplaylist=function(t,e,r,i){var o=this.hls,l=r.id,u=r.level,h=r.type,d=_(t,r),c=object(n.a)(l)?l:0,f=object(n.a)(u)?u:c,g=function(t){switch(t.type){case k.a.audio_track:return k.b.audio;case k.a.subtitle_track:return k.b.subtitle;default:return k.b.main}}(r),p=l.parselevelplaylist(t.data,d,f,g,c);if(p.fragments.length){if(h===k.a.manifest){var m={attrs:new v({}),bitrate:0,details:p,name:"",url:d};o.trigger(a.a.manifest_loaded,{levels:[m],audiotracks:[],url:d,stats:e,networkdetails:i,sessiondata:null})}if(e.parsing.end=performance.now(),p.needsidxranges){var y,t=null===(y=p.fragments[0].initsegment)||void 0===y?void 0:y.url;this.load({url:t,issidxrequest:!0,type:h,level:u,leveldetails:p,id:l,groupid:null,rangestart:0,rangeend:2048,responsetype:"arraybuffer",deliverydirectives:null})}else r.leveldetails=p,this.handleplaylistloaded(t,e,r,i)}else o.trigger(a.a.error,{type:s.b.network_error,details:s.a.level_empty_error,fatal:!1,url:d,reason:"no fragments found in level",level:"number"==typeof r.level?r.level:void 0})},e.handlesidxrequest=function(t,e){var r=object(l.g)(new uint8array(t.data));if(r){var i=r.references,n=e.leveldetails;i.foreach((function(t,e){var i=t.info,a=n.fragments[e];0===a.byterange.length&&a.setbyterange(string(1+i.end-i.start)+"@"+string(i.start)),a.initsegment&&a.initsegment.setbyterange(string(r.moovendoffset)+"@0")}))}},e.handlemanifestparsingerror=function(t,e,r,i){this.hls.trigger(a.a.error,{type:s.b.network_error,details:s.a.manifest_parsing_error,fatal:e.type===k.a.manifest,url:t.url,reason:r,response:t,context:e,networkdetails:i})},e.handlenetworkerror=function(t,e,r,i){void 0===r&&(r=!1),o.b.warn("[playlist-loader]: a network "+(r?"timeout":"error")+" occurred while loading "+t.type+" level: "+t.level+" id: "+t.id+' group-id: "'+t.groupid+'"');var n=s.a.unknown,l=!1,u=this.getinternalloader(t);switch(t.type){case k.a.manifest:n=r?s.a.manifest_load_timeout:s.a.manifest_load_error,l=!0;break;case k.a.level:n=r?s.a.level_load_timeout:s.a.level_load_error,l=!1;break;case k.a.audio_track:n=r?s.a.audio_track_load_timeout:s.a.audio_track_load_error,l=!1;break;case k.a.subtitle_track:n=r?s.a.subtitle_track_load_timeout:s.a.subtitle_load_error,l=!1}u&&this.resetinternalloader(t.type);var h={type:s.b.network_error,details:n,fatal:l,url:t.url,loader:u,context:t,networkdetails:e};i&&(h.response=i),this.hls.trigger(a.a.error,h)},e.handleplaylistloaded=function(t,e,r,i){var n=r.type,s=r.level,o=r.id,l=r.groupid,u=r.loader,h=r.leveldetails,d=r.deliverydirectives;if(null!=h&&h.targetduration){if(u)switch(h.live&&(u.getcacheage&&(h.ageheader=u.getcacheage()||0),u.getcacheage&&!isnan(h.ageheader)||(h.ageheader=0)),n){case k.a.manifest:case k.a.level:this.hls.trigger(a.a.level_loaded,{details:h,level:s||0,id:o||0,stats:e,networkdetails:i,deliverydirectives:d});break;case k.a.audio_track:this.hls.trigger(a.a.audio_track_loaded,{details:h,id:o||0,groupid:l||"",stats:e,networkdetails:i,deliverydirectives:d});break;case k.a.subtitle_track:this.hls.trigger(a.a.subtitle_track_loaded,{details:h,id:o||0,groupid:l||"",stats:e,networkdetails:i,deliverydirectives:d})}}else this.handlemanifestparsingerror(t,r,"invalid target duration",i)},t}(),c=function(){function t(t){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=t,this._registerlisteners()}var e=t.prototype;return e._registerlisteners=function(){this.hls.on(a.a.key_loading,this.onkeyloading,this)},e._unregisterlisteners=function(){this.hls.off(a.a.key_loading,this.onkeyloading)},e.destroy=function(){for(var t in this._unregisterlisteners(),this.loaders){var e=this.loaders[t];e&&e.destroy()}this.loaders={}},e.onkeyloading=function(t,e){var r=e.frag,i=r.type,n=this.loaders[i];if(r.decryptdata){var s=r.decryptdata.uri;if(s!==this.decrypturl||null===this.decryptkey){var l=this.hls.config;if(n&&(o.b.warn("abort previous key loader for type:"+i),n.abort()),!s)return void o.b.warn("key uri is falsy");var u=l.loader,h=r.loader=this.loaders[i]=new u(l);this.decrypturl=s,this.decryptkey=null;var d={url:s,frag:r,responsetype:"arraybuffer"},c={timeout:l.fragloadingtimeout,maxretry:0,retrydelay:l.fragloadingretrydelay,maxretrydelay:l.fragloadingmaxretrytimeout,highwatermark:0},f={onsuccess:this.loadsuccess.bind(this),onerror:this.loaderror.bind(this),ontimeout:this.loadtimeout.bind(this)};h.load(d,c,f)}else this.decryptkey&&(r.decryptdata.key=this.decryptkey,this.hls.trigger(a.a.key_loaded,{frag:r}))}else o.b.warn("missing decryption data on fragment in onkeyloading")},e.loadsuccess=function(t,e,r){var i=r.frag;i.decryptdata?(this.decryptkey=i.decryptdata.key=new uint8array(t.data),i.loader=null,delete this.loaders[i.type],this.hls.trigger(a.a.key_loaded,{frag:i})):o.b.error("after key load, decryptdata unset")},e.loaderror=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(a.a.error,{type:s.b.network_error,details:s.a.key_load_error,fatal:!1,frag:r,response:t})},e.loadtimeout=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(a.a.error,{type:s.b.network_error,details:s.a.key_load_timeout,fatal:!1,frag:r})},t}();function w(t,e){var r;try{r=new event("addtrack")}catch(t){(r=document.createevent("event")).initevent("addtrack",!1,!1)}r.track=t,e.dispatchevent(r)}function o(t,e){var r=t.mode;if("disabled"===r&&(t.mode="hidden"),t.cues&&!t.cues.getcuebyid(e.id))try{if(t.addcue(e),!t.cues.getcuebyid(e.id))throw new error("addcue is failed for: "+e)}catch(r){o.b.debug("[texttrack-utils]: "+r);var i=new self.texttrackcue(e.starttime,e.endtime,e.text);i.id=e.id,t.addcue(i)}"disabled"===r&&(t.mode=r)}function x(t){var e=t.mode;if("disabled"===e&&(t.mode="hidden"),t.cues)for(var r=t.cues.length;r--;)t.removecue(t.cues[r]);"disabled"===e&&(t.mode=e)}function p(t,e,r){var i=t.mode;if("disabled"===i&&(t.mode="hidden"),t.cues&&t.cues.length>0)for(var n=function(t,e,r){var i=[],n=function(t,e){if(e<t[0].starttime)return 0;var r=t.length-1;if(e>t[r].endtime)return-1;var i=0,n=r;for(;i<=n;){var a=math.floor((n+i)/2);if(e<t[a].starttime)n=a-1;else{if(!(e>t[a].starttime&&i<r))return a;i=a+1}}return t[i].starttime-e<e-t[n].starttime?i:n}(t,e);if(n>-1)for(var a=n,s=t.length;a<s;a++){var o=t[a];if(o.starttime>=e&&o.endtime<=r)i.push(o);else if(o.starttime>r)return i}return i}(t.cues,e,r),a=0;a<n.length;a++)t.removecue(n[a]);"disabled"===i&&(t.mode=i)}var m=r(7),f=function(){function t(t){this.hls=void 0,this.id3track=null,this.media=null,this.hls=t,this._registerlisteners()}var e=t.prototype;return e.destroy=function(){this._unregisterlisteners()},e._registerlisteners=function(){var t=this.hls;t.on(a.a.media_attached,this.onmediaattached,this),t.on(a.a.media_detaching,this.onmediadetaching,this),t.on(a.a.frag_parsing_metadata,this.onfragparsingmetadata,this),t.on(a.a.buffer_flushing,this.onbufferflushing,this)},e._unregisterlisteners=function(){var t=this.hls;t.off(a.a.media_attached,this.onmediaattached,this),t.off(a.a.media_detaching,this.onmediadetaching,this),t.off(a.a.frag_parsing_metadata,this.onfragparsingmetadata,this),t.off(a.a.buffer_flushing,this.onbufferflushing,this)},e.onmediaattached=function(t,e){this.media=e.media},e.onmediadetaching=function(){this.id3track&&(x(this.id3track),this.id3track=null,this.media=null)},e.getid3track=function(t){if(this.media){for(var e=0;e<t.length;e++){var r=t[e];if("metadata"===r.kind&&"id3"===r.label)return w(r,this.media),r}return this.media.addtexttrack("metadata","id3")}},e.onfragparsingmetadata=function(t,e){if(this.media){var r=e.frag,i=e.samples;this.id3track||(this.id3track=this.getid3track(this.media.texttracks),this.id3track.mode="hidden");for(var n=self.webkitdatacue||self.vttcue||self.texttrackcue,a=0;a<i.length;a++){var s=m.c(i[a].data);if(s){var o=i[a].pts,l=a<i.length-1?i[a+1].pts:r.end;l-o<=0&&(l=o+.25);for(var u=0;u<s.length;u++){var h=s[u];if(!m.e(h)){var d=new n(o,l,"");d.value=h,this.id3track.addcue(d)}}}}}},e.onbufferflushing=function(t,e){var r=e.startoffset,i=e.endoffset,n=e.type;if(!n||"audio"===n){var a=this.id3track;a&&p(a,r,i)}},t}();function n(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),object.defineproperty(t,i.key,i)}}var u,b=function(){function t(t){var e=this;this.hls=void 0,this.config=void 0,this.media=null,this.leveldetails=null,this.currenttime=0,this.stallcount=0,this._latency=null,this.timeupdatehandler=function(){return e.timeupdate()},this.hls=t,this.config=t.config,this.registerlisteners()}var e,r,i,n=t.prototype;return n.destroy=function(){this.unregisterlisteners(),this.onmediadetaching(),this.leveldetails=null,this.hls=this.timeupdatehandler=null},n.registerlisteners=function(){this.hls.on(a.a.media_attached,this.onmediaattached,this),this.hls.on(a.a.media_detaching,this.onmediadetaching,this),this.hls.on(a.a.manifest_loading,this.onmanifestloading,this),this.hls.on(a.a.level_updated,this.onlevelupdated,this),this.hls.on(a.a.error,this.onerror,this)},n.unregisterlisteners=function(){this.hls.off(a.a.media_attached,this.onmediaattached),this.hls.off(a.a.media_detaching,this.onmediadetaching),this.hls.off(a.a.manifest_loading,this.onmanifestloading),this.hls.off(a.a.level_updated,this.onlevelupdated),this.hls.off(a.a.error,this.onerror)},n.onmediaattached=function(t,e){this.media=e.media,this.media.addeventlistener("timeupdate",this.timeupdatehandler)},n.onmediadetaching=function(){this.media&&(this.media.removeeventlistener("timeupdate",this.timeupdatehandler),this.media=null)},n.onmanifestloading=function(){this.leveldetails=null,this._latency=null,this.stallcount=0},n.onlevelupdated=function(t,e){var r=e.details;this.leveldetails=r,r.advanced&&this.timeupdate(),!r.live&&this.media&&this.media.removeeventlistener("timeupdate",this.timeupdatehandler)},n.onerror=function(t,e){e.details===s.a.buffer_stalled_error&&(this.stallcount++,o.b.warn("[playback-rate-controller]: stall detected, adjusting target latency"))},n.timeupdate=function(){var t=this.media,e=this.leveldetails;if(t&&e){this.currenttime=t.currenttime;var r=this.computelatency();if(null!==r){this._latency=r;var i=this.config,n=i.lowlatencymode,a=i.maxlivesyncplaybackrate;if(n&&1!==a){var s=this.targetlatency;if(null!==s){var o=r-s,l=o<math.min(this.maxlatency,s+e.targetduration);if(e.live&&l&&o>.05&&this.forwardbufferlength>1){var u=math.min(2,math.max(1,a)),h=math.round(2/(1+math.exp(-.75*o-this.edgestalled))*20)/20;t.playbackrate=math.min(u,math.max(1,h))}else 1!==t.playbackrate&&0!==t.playbackrate&&(t.playbackrate=1)}}}}},n.estimateliveedge=function(){var t=this.leveldetails;return null===t?null:t.edge+t.age},n.computelatency=function(){var t=this.estimateliveedge();return null===t?null:t-this.currenttime},e=t,(r=[{key:"latency",get:function(){return this._latency||0}},{key:"maxlatency",get:function(){var t=this.config,e=this.leveldetails;return void 0!==t.livemaxlatencyduration?t.livemaxlatencyduration:e?t.livemaxlatencydurationcount*e.targetduration:0}},{key:"targetlatency",get:function(){var t=this.leveldetails;if(null===t)return null;var e=t.holdback,r=t.partholdback,i=t.targetduration,n=this.config,a=n.livesyncduration,s=n.livesyncdurationcount,o=n.lowlatencymode,l=this.hls.userconfig,u=o&&r||e;(l.livesyncduration||l.livesyncdurationcount||0===u)&&(u=void 0!==a?a:s*i);var h=i;return u+math.min(1*this.stallcount,h)}},{key:"livesyncposition",get:function(){var t=this.estimateliveedge(),e=this.targetlatency,r=this.leveldetails;if(null===t||null===e||null===r)return null;var i=r.edge,n=t-e-this.edgestalled,a=i-r.totalduration,s=i-(this.config.lowlatencymode&&r.parttarget||r.targetduration);return math.min(math.max(a,n),s)}},{key:"drift",get:function(){var t=this.leveldetails;return null===t?1:t.drift}},{key:"edgestalled",get:function(){var t=this.leveldetails;if(null===t)return 0;var e=3*(this.config.lowlatencymode&&t.parttarget||t.targetduration);return math.max(t.age-e,0)}},{key:"forwardbufferlength",get:function(){var t=this.media,e=this.leveldetails;if(!t||!e)return 0;var r=t.buffered.length;return r?t.buffered.end(r-1):e.edge-this.currenttime}}])&&n(e.prototype,r),i&&n(e,i),t}();function g(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),object.defineproperty(t,i.key,i)}}!function(t){t.no="",t.yes="yes",t.v2="v2"}(u||(u={}));var k=function(){function t(t,e,r){this.msn=void 0,this.part=void 0,this.skip=void 0,this.msn=t,this.part=e,this.skip=r}return t.prototype.adddirectives=function(t){var e=new self.url(t);return void 0!==this.msn&&e.searchparams.set("_hls_msn",this.msn.tostring()),void 0!==this.part&&e.searchparams.set("_hls_part",this.part.tostring()),this.skip&&e.searchparams.set("_hls_skip",this.skip),e.tostring()},t}(),j=function(){function t(t){this.attrs=void 0,this.audiocodec=void 0,this.bitrate=void 0,this.codecset=void 0,this.height=void 0,this.id=void 0,this.name=void 0,this.videocodec=void 0,this.width=void 0,this.unknowncodecs=void 0,this.audiogroupids=void 0,this.details=void 0,this.fragmenterror=0,this.loaderror=0,this.loaded=void 0,this.realbitrate=0,this.textgroupids=void 0,this.url=void 0,this._urlid=0,this.url=[t.url],this.attrs=t.attrs,this.bitrate=t.bitrate,t.details&&(this.details=t.details),this.id=t.id||0,this.name=t.name,this.width=t.width||0,this.height=t.height||0,this.audiocodec=t.audiocodec,this.videocodec=t.videocodec,this.unknowncodecs=t.unknowncodecs,this.codecset=[t.videocodec,t.audiocodec].filter((function(t){return t})).join(",").replace(/\.[^.,]+/g,"")}var e,r,i;return e=t,(r=[{key:"maxbitrate",get:function(){return math.max(this.realbitrate,this.bitrate)}},{key:"uri",get:function(){return this.url[this._urlid]||""}},{key:"urlid",get:function(){return this._urlid},set:function(t){var e=t%this.url.length;this._urlid!==e&&(this.details=void 0,this._urlid=e)}}])&&g(e.prototype,r),i&&g(e,i),t}();function h(t,e,r){switch(e){case"audio":t.audiogroupids||(t.audiogroupids=[]),t.audiogroupids.push(r);break;case"text":t.textgroupids||(t.textgroupids=[]),t.textgroupids.push(r)}}function v(t){var e={};t.foreach((function(t){var r=t.groupid||"";t.id=e[r]=e[r]||0,e[r]++}))}function w(t,e){var r=e.startpts;if(object(n.a)(r)){var i,a=0;e.sn>t.sn?(a=r-t.start,i=t):(a=t.start-r,i=e),i.duration!==a&&(i.duration=a)}else if(e.sn>t.sn){t.cc===e.cc&&t.minendpts?e.start=t.start+(t.minendpts-t.start):e.start=t.start+t.duration}else e.start=math.max(t.start-e.duration,0)}function y(t,e,r,i,a,s){i-r<=0&&(o.b.warn("fragment should have a positive duration",e),i=r+e.duration,s=a+e.duration);var l=r,u=i,h=e.startpts,d=e.endpts;if(object(n.a)(h)){var c=math.abs(h-r);object(n.a)(e.deltapts)?e.deltapts=math.max(c,e.deltapts):e.deltapts=c,l=math.max(r,h),r=math.min(r,h),a=math.min(a,e.startdts),u=math.min(i,d),i=math.max(i,d),s=math.max(s,e.enddts)}e.duration=i-r;var f=r-e.start;e.appendedpts=i,e.start=e.startpts=r,e.maxstartpts=l,e.startdts=a,e.endpts=i,e.minendpts=u,e.enddts=s;var g,v=e.sn;if(!t||v<t.startsn||v>t.endsn)return 0;var p=v-t.startsn,m=t.fragments;for(m[p]=e,g=p;g>0;g--)w(m[g],m[g-1]);for(g=p;g<m.length-1;g++)w(m[g],m[g+1]);return t.fragmenthint&&w(m[m.length-1],t.fragmenthint),t.ptsknown=t.alignedsliding=!0,f}function q(t,e){for(var r=null,i=t.fragments,a=i.length-1;a>=0;a--){var s=i[a].initsegment;if(s){r=s;break}}t.fragmenthint&&delete t.fragmenthint.endpts;var l,u=0;if(function(t,e,r){for(var i=e.skippedsegments,n=math.max(t.startsn,e.startsn)-e.startsn,a=(t.fragmenthint?1:0)+(i?e.endsn:math.min(t.endsn,e.endsn))-e.startsn,s=e.startsn-t.startsn,o=e.fragmenthint?e.fragments.concat(e.fragmenthint):e.fragments,l=t.fragmenthint?t.fragments.concat(t.fragmenthint):t.fragments,u=n;u<=a;u++){var h=l[s+u],d=o[u];i&&!d&&u<i&&(d=e.fragments[u]=h),h&&d&&r(h,d)}}(t,e,(function(t,i){var a;t.relurl&&(u=t.cc-i.cc),object(n.a)(t.startpts)&&object(n.a)(t.endpts)&&(i.start=i.startpts=t.startpts,i.startdts=t.startdts,i.appendedpts=t.appendedpts,i.maxstartpts=t.maxstartpts,i.endpts=t.endpts,i.enddts=t.enddts,i.minendpts=t.minendpts,i.duration=t.endpts-t.startpts,i.duration&&(l=i),e.ptsknown=e.alignedsliding=!0),i.elementarystreams=t.elementarystreams,i.loader=t.loader,i.stats=t.stats,i.urlid=t.urlid,t.initsegment?(i.initsegment=t.initsegment,r=t.initsegment):i.initsegment&&i.initsegment.relurl!=(null===(a=r)||void 0===a?void 0:a.relurl)||(i.initsegment=r)})),e.skippedsegments&&(e.deltaupdatefailed=e.fragments.some((function(t){return!t})),e.deltaupdatefailed)){o.b.warn("[level-helper] previous playlist missing segments skipped in delta playlist");for(var h=e.skippedsegments;h--;)e.fragments.shift();e.startsn=e.fragments[0].sn,e.startcc=e.fragments[0].cc}var d=e.fragments;if(u){o.b.warn("discontinuity sliding from playlist, take drift into account");for(var c=0;c<d.length;c++)d[c].cc+=u}e.skippedsegments&&(e.startcc=e.fragments[0].cc),function(t,e,r){if(t&&e)for(var i=0,n=0,a=t.length;n<=a;n++){var s=t[n],o=e[n+i];s&&o&&s.index===o.index&&s.fragment.sn===o.fragment.sn?r(s,o):i--}}(t.partlist,e.partlist,(function(t,e){e.elementarystreams=t.elementarystreams,e.stats=t.stats})),l?y(e,l,l.startpts,l.endpts,l.startdts,l.enddts):x(t,e),d.length&&(e.totalduration=e.edge-d[0].start),e.driftstarttime=t.driftstarttime,e.driftstart=t.driftstart;var f=e.advanceddatetime;if(e.advanced&&f){var g=e.edge;e.driftstart||(e.driftstarttime=f,e.driftstart=g),e.driftendtime=f,e.driftend=g}else e.driftendtime=t.driftendtime,e.driftend=t.driftend,e.advanceddatetime=t.advanceddatetime}function x(t,e){var r=e.startsn+e.skippedsegments-t.startsn,i=t.fragments;r<0||r>=i.length||z(e,i[r].start)}function z(t,e){if(e){for(var r=t.fragments,i=t.skippedsegments;i<r.length;i++)r[i].start+=e;t.fragmenthint&&(t.fragmenthint.start+=e)}}var q=function(){function t(t,e){this.hls=void 0,this.timer=-1,this.canload=!1,this.retrycount=0,this.log=void 0,this.warn=void 0,this.log=o.b.log.bind(o.b,e+":"),this.warn=o.b.warn.bind(o.b,e+":"),this.hls=t}var e=t.prototype;return e.destroy=function(){this.cleartimer(),this.hls=this.log=this.warn=null},e.onerror=function(t,e){e.fatal&&e.type===s.b.network_error&&this.cleartimer()},e.cleartimer=function(){cleartimeout(this.timer),this.timer=-1},e.startload=function(){this.canload=!0,this.retrycount=0,this.loadplaylist()},e.stopload=function(){this.canload=!1,this.cleartimer()},e.switchparams=function(t,e){var r=null==e?void 0:e.renditionreports;if(r)for(var i=0;i<r.length;i++){var a=r[i],s=""+a.uri;if(s===t.substr(-s.length)){var o=parseint(a["last-msn"]),l=parseint(a["last-part"]);if(e&&this.hls.config.lowlatencymode){var u=math.min(e.age-e.parttarget,e.targetduration);void 0!==l&&u>e.parttarget&&(l+=1)}if(object(n.a)(o))return new k(o,object(n.a)(l)?l:void 0,u.no)}}},e.loadplaylist=function(t){},e.shouldloadtrack=function(t){return this.canload&&t&&!!t.url&&(!t.details||t.details.live)},e.playlistloaded=function(t,e,r){var i=this,n=e.details,a=e.stats,s=a.loading.end?math.max(0,self.performance.now()-a.loading.end):0;if(n.advanceddatetime=date.now()-s,n.live||null!=r&&r.live){if(n.reloaded(r),r&&this.log("live playlist "+t+" "+(n.advanced?"refreshed "+n.lastpartsn+"-"+n.lastpartindex:"missed")),r&&n.fragments.length>0&&q(r,n),!this.canload||!n.live)return;var o,l=void 0,u=void 0;if(n.canblockreload&&n.endsn&&n.advanced){var h=this.hls.config.lowlatencymode,d=n.lastpartsn,c=n.endsn,f=n.lastpartindex,g=d===c;-1!==f?(l=g?c+1:d,u=g?h?0:f:f+1):l=c+1;var v=n.age,p=v+n.ageheader,m=math.min(p-n.parttarget,1.5*n.targetduration);if(m>0){if(r&&m>r.tuneingoal)this.warn("cdn tune-in goal increased from: "+r.tuneingoal+" to: "+m+" with playlist age: "+n.age),m=0;else{var y=math.floor(m/n.targetduration);if(l+=y,void 0!==u)u+=math.round(m%n.targetduration/n.parttarget);this.log("cdn tune-in age: "+n.ageheader+"s last advanced "+v.tofixed(2)+"s goal: "+m+" skip sn "+y+" to part "+u)}n.tuneingoal=m}if(o=this.getdeliverydirectives(n,e.deliverydirectives,l,u),h||!g)return void this.loadplaylist(o)}else o=this.getdeliverydirectives(n,e.deliverydirectives,l,u);var t=function(t,e){var r,i=1e3*t.leveltargetduration,n=i/2,a=t.age,s=a>0&&a<3*i,o=e.loading.end-e.loading.start,l=t.availabilitydelay;if(!1===t.updated)if(s){var u=333*t.misses;r=math.max(math.min(n,2*o),u),t.availabilitydelay=(t.availabilitydelay||0)+r}else r=n;else s?(l=math.min(l||i/2,a),t.availabilitydelay=l,r=l+i-a):r=i-o;return math.round(r)}(n,a);void 0!==l&&n.canblockreload&&(t-=n.parttarget||1),this.log("reload live playlist "+t+" in "+math.round(t)+" ms"),this.timer=self.settimeout((function(){return i.loadplaylist(o)}),t)}else this.cleartimer()},e.getdeliverydirectives=function(t,e,r,i){var n=function(t,e){var r=t.canskipuntil,i=t.canskipdateranges,n=t.endsn;return r&&(void 0!==e?e-n:0)<r?i?u.v2:u.yes:u.no}(t,r);return null!=e&&e.skip&&t.deltaupdatefailed&&(r=e.msn,i=e.part,n=u.no),new k(r,i,n)},e.retryloadingorfail=function(t){var e,r=this,i=this.hls.config,n=this.retrycount<i.levelloadingmaxretry;if(n)if(this.retrycount++,t.details.indexof("loadtimeout")>-1&&null!==(e=t.context)&&void 0!==e&&e.deliverydirectives)this.warn("retry playlist loading #"+this.retrycount+' after "'+t.details+'"'),this.loadplaylist();else{var a=math.min(math.pow(2,this.retrycount)*i.levelloadingretrydelay,i.levelloadingmaxretrytimeout);this.timer=self.settimeout((function(){return r.loadplaylist()}),a),this.warn("retry playlist loading #"+this.retrycount+" in "+a+' ms after "'+t.details+'"')}else this.warn('cannot recover from error "'+t.details+'"'),this.cleartimer(),t.fatal=!0;return n},t}();function $(){return($=object.assign||function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)object.prototype.hasownproperty.call(r,i)&&(t[i]=r[i])}return t}).apply(this,arguments)}function j(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),object.defineproperty(t,i.key,i)}}function z(t,e){return(z=object.setprototypeof||function(t,e){return t.__proto__=e,t})(t,e)}var tt,et=/chrome|firefox/.test(navigator.useragent.tolowercase()),rt=function(t){var e,r;function i(e){var r;return(r=t.call(this,e,"[level-controller]")||this)._levels=[],r._firstlevel=-1,r._startlevel=void 0,r.currentlevelindex=-1,r.manuallevelindex=-1,r.onparsedcomplete=void 0,r._registerlisteners(),r}r=t,(e=i).prototype=object.create(r.prototype),e.prototype.constructor=e,z(e,r);var n,o,l,u=i.prototype;return u._registerlisteners=function(){var t=this.hls;t.on(a.a.manifest_loaded,this.onmanifestloaded,this),t.on(a.a.level_loaded,this.onlevelloaded,this),t.on(a.a.audio_track_switched,this.onaudiotrackswitched,this),t.on(a.a.frag_loaded,this.onfragloaded,this),t.on(a.a.error,this.onerror,this)},u._unregisterlisteners=function(){var t=this.hls;t.off(a.a.manifest_loaded,this.onmanifestloaded,this),t.off(a.a.level_loaded,this.onlevelloaded,this),t.off(a.a.audio_track_switched,this.onaudiotrackswitched,this),t.off(a.a.frag_loaded,this.onfragloaded,this),t.off(a.a.error,this.onerror,this)},u.destroy=function(){this._unregisterlisteners(),this.manuallevelindex=-1,this._levels.length=0,t.prototype.destroy.call(this)},u.startload=function(){this._levels.foreach((function(t){t.loaderror=0})),t.prototype.startload.call(this)},u.onmanifestloaded=function(t,e){var r,i,n=[],o=[],l=[],u={},h=!1,d=!1,c=!1;if(e.levels.foreach((function(t){var e=t.attrs;h=h||!(!t.width||!t.height),d=d||!!t.videocodec,c=c||!!t.audiocodec,et&&t.audiocodec&&-1!==t.audiocodec.indexof("mp4a.40.34")&&(t.audiocodec=void 0);var r=t.bitrate+"-"+t.attrs.resolution+"-"+t.attrs.codecs;(i=u[r])?i.url.push(t.url):(i=new j(t),u[r]=i,n.push(i)),e&&(e.audio&&h(i,"audio",e.audio),e.subtitles&&h(i,"text",e.subtitles))})),(h||d)&&c&&(n=n.filter((function(t){var e=t.videocodec,r=t.width,i=t.height;return!!e||!(!r||!i)}))),n=n.filter((function(t){var e=t.audiocodec,r=t.videocodec;return(!e||m(e,"audio"))&&(!r||m(r,"video"))})),e.audiotracks&&v(o=e.audiotracks.filter((function(t){return!t.audiocodec||m(t.audiocodec,"audio")}))),e.subtitles&&v(l=e.subtitles),n.length>0){r=n[0].bitrate,n.sort((function(t,e){return t.bitrate-e.bitrate})),this._levels=n;for(var f=0;f<n.length;f++)if(n[f].bitrate===r){this._firstlevel=f,this.log("manifest loaded, "+n.length+" level(s) found, first bitrate: "+r);break}var g=c&&!d,v={levels:n,audiotracks:o,subtitletracks:l,firstlevel:this._firstlevel,stats:e.stats,audio:c,video:d,altaudio:!g&&o.some((function(t){return!!t.url}))};this.hls.trigger(a.a.manifest_parsed,v),(this.hls.config.autostartload||this.hls.forcestartload)&&this.hls.startload(this.hls.config.startposition)}else this.hls.trigger(a.a.error,{type:s.b.media_error,details:s.a.manifest_incompatible_codecs_error,fatal:!0,url:e.url,reason:"no level with compatible codecs found in manifest"})},u.onerror=function(e,r){if(t.prototype.onerror.call(this,e,r),!r.fatal){var i=r.context,n=this._levels[this.currentlevelindex];if(i&&(i.type===k.a.audio_track&&n.audiogroupids&&i.groupid===n.audiogroupids[n.urlid]||i.type===k.a.subtitle_track&&n.textgroupids&&i.groupid===n.textgroupids[n.urlid]))this.redundantfailover(this.currentlevelindex);else{var a,o=!1,l=!0;switch(r.details){case s.a.frag_load_error:case s.a.frag_load_timeout:case s.a.key_load_error:case s.a.key_load_timeout:if(r.frag){var u=this._levels[r.frag.level];u?(u.fragmenterror++,u.fragmenterror>this.hls.config.fragloadingmaxretry&&(a=r.frag.level)):a=r.frag.level}break;case s.a.level_load_error:case s.a.level_load_timeout:i&&(i.deliverydirectives&&(l=!1),a=i.level),o=!0;break;case s.a.remux_alloc_error:a=r.level,o=!0}void 0!==a&&this.recoverlevel(r,a,o,l)}}},u.recoverlevel=function(t,e,r,i){var n=t.details,a=this._levels[e];if(a.loaderror++,r){if(!this.retryloadingorfail(t))return void(this.currentlevelindex=-1);t.levelretry=!0}if(i){var s=a.url.length;if(s>1&&a.loaderror<s)t.levelretry=!0,this.redundantfailover(e);else if(-1===this.manuallevelindex){var o=0===e?this._levels.length-1:e-1;this.currentlevelindex!==o&&0===this._levels[o].loaderror&&(this.warn(n+": switch to "+o),t.levelretry=!0,this.hls.nextautolevel=o)}}},u.redundantfailover=function(t){var e=this._levels[t],r=e.url.length;if(r>1){var i=(e.urlid+1)%r;this.warn("switching to redundant url-id "+i),this._levels.foreach((function(t){t.urlid=i})),this.level=t}},u.onfragloaded=function(t,e){var r=e.frag;if(void 0!==r&&r.type===k.b.main){var i=this._levels[r.level];void 0!==i&&(i.fragmenterror=0,i.loaderror=0)}},u.onlevelloaded=function(t,e){var r,i,n=e.level,a=e.details,s=this._levels[n];if(!s)return this.warn("invalid level index "+n),void(null!==(i=e.deliverydirectives)&&void 0!==i&&i.skip&&(a.deltaupdatefailed=!0));n===this.currentlevelindex?(0===s.fragmenterror&&(s.loaderror=0,this.retrycount=0),this.playlistloaded(n,e,s.details)):null!==(r=e.deliverydirectives)&&void 0!==r&&r.skip&&(a.deltaupdatefailed=!0)},u.onaudiotrackswitched=function(t,e){var r=this.hls.levels[this.currentlevelindex];if(r&&r.audiogroupids){for(var i=-1,n=this.hls.audiotracks[e.id].groupid,a=0;a<r.audiogroupids.length;a++)if(r.audiogroupids[a]===n){i=a;break}i!==r.urlid&&(r.urlid=i,this.startload())}},u.loadplaylist=function(t){var e=this.currentlevelindex,r=this._levels[e];if(this.canload&&r&&r.url.length>0){var i=r.urlid,n=r.url[i];if(t)try{n=t.adddirectives(n)}catch(t){this.warn("could not construct new url with hls delivery directives: "+t)}this.log("attempt loading level index "+e+(t?" at sn "+t.msn+" part "+t.part:"")+" with url-id "+i+" "+n),this.cleartimer(),this.hls.trigger(a.a.level_loading,{url:n,level:e,id:i,deliverydirectives:t||null})}},u.removelevel=function(t,e){var r=function(t,r){return r!==e},i=this._levels.filter((function(i,n){return n!==t||i.url.length>1&&void 0!==e&&(i.url=i.url.filter(r),i.audiogroupids&&(i.audiogroupids=i.audiogroupids.filter(r)),i.textgroupids&&(i.textgroupids=i.textgroupids.filter(r)),i.urlid=0,!0)})).map((function(t,e){var r=t.details;return null!=r&&r.fragments&&r.fragments.foreach((function(t){t.level=e})),t}));this._levels=i,this.hls.trigger(a.a.levels_updated,{levels:i})},n=i,(o=[{key:"levels",get:function(){return 0===this._levels.length?null:this._levels}},{key:"level",get:function(){return this.currentlevelindex},set:function(t){var e,r=this._levels;if(0!==r.length&&(this.currentlevelindex!==t||null===(e=r[t])||void 0===e||!e.details)){if(t<0||t>=r.length){var i=t<0;if(this.hls.trigger(a.a.error,{type:s.b.other_error,details:s.a.level_switch_error,level:t,fatal:i,reason:"invalid level idx"}),i)return;t=math.min(t,r.length-1)}this.cleartimer();var n=this.currentlevelindex,o=r[n],l=r[t];this.log("switching to level "+t+" from "+n),this.currentlevelindex=t;var u=$({},l,{level:t,maxbitrate:l.maxbitrate,uri:l.uri,urlid:l.urlid});delete u._urlid,this.hls.trigger(a.a.level_switching,u);var h=l.details;if(!h||h.live){var d=this.switchparams(l.uri,null==o?void 0:o.details);this.loadplaylist(d)}}}},{key:"manuallevel",get:function(){return this.manuallevelindex},set:function(t){this.manuallevelindex=t,void 0===this._startlevel&&(this._startlevel=t),-1!==t&&(this.level=t)}},{key:"firstlevel",get:function(){return this._firstlevel},set:function(t){this._firstlevel=t}},{key:"startlevel",get:function(){if(void 0===this._startlevel){var t=this.hls.config.startlevel;return void 0!==t?t:this._firstlevel}return this._startlevel},set:function(t){this._startlevel=t}},{key:"nextloadlevel",get:function(){return-1!==this.manuallevelindex?this.manuallevelindex:this.hls.nextautolevel},set:function(t){this.level=t,-1===this.manuallevelindex&&(this.hls.nextautolevel=t)}}])&&j(n.prototype,o),l&&j(n,l),i}(q);!function(t){t.not_loaded="not_loaded",t.backtracked="backtracked",t.appending="appending",t.partial="partial",t.ok="ok"}(tt||(tt={}));var it=function(){function t(t){this.activefragment=null,this.activeparts=null,this.fragments=object.create(null),this.timeranges=object.create(null),this.bufferpadding=.2,this.hls=void 0,this.hls=t,this._registerlisteners()}var e=t.prototype;return e._registerlisteners=function(){var t=this.hls;t.on(a.a.buffer_appended,this.onbufferappended,this),t.on(a.a.frag_buffered,this.onfragbuffered,this),t.on(a.a.frag_loaded,this.onfragloaded,this)},e._unregisterlisteners=function(){var t=this.hls;t.off(a.a.buffer_appended,this.onbufferappended,this),t.off(a.a.frag_buffered,this.onfragbuffered,this),t.off(a.a.frag_loaded,this.onfragloaded,this)},e.destroy=function(){this._unregisterlisteners(),this.fragments=this.timeranges=null},e.getappendedfrag=function(t,e){if(e===k.b.main){var r=this.activefragment,i=this.activeparts;if(!r)return null;if(i)for(var n=i.length;n--;){var a=i[n],s=a?a.end:r.appendedpts;if(a.start<=t&&void 0!==s&&t<=s)return n>9&&(this.activeparts=i.slice(n-9)),a}else if(r.start<=t&&void 0!==r.appendedpts&&t<=r.appendedpts)return r}return this.getbufferedfrag(t,e)},e.getbufferedfrag=function(t,e){for(var r=this.fragments,i=object.keys(r),n=i.length;n--;){var a=r[i[n]];if((null==a?void 0:a.body.type)===e&&a.buffered){var s=a.body;if(s.start<=t&&t<=s.end)return s}}return null},e.detectevictedfragments=function(t,e,r){var i=this;object.keys(this.fragments).foreach((function(n){var a=i.fragments[n];if(a)if(a.buffered){var s=a.range[t];s&&s.time.some((function(t){var r=!i.istimebuffered(t.startpts,t.endpts,e);return r&&i.removefragment(a.body),r}))}else a.body.type===r&&i.removefragment(a.body)}))},e.detectpartialfragments=function(t){var e=this,r=this.timeranges,i=t.frag,n=t.part;if(r&&"initsegment"!==i.sn){var a=at(i),s=this.fragments[a];s&&(object.keys(r).foreach((function(t){var a=i.elementarystreams[t];if(a){var o=r[t],l=null!==n||!0===a.partial;s.range[t]=e.getbufferedtimes(i,n,l,o)}})),s.backtrack=s.loaded=null,object.keys(s.range).length?s.buffered=!0:this.removefragment(s.body))}},e.fragbuffered=function(t){var e=at(t),r=this.fragments[e];r&&(r.backtrack=r.loaded=null,r.buffered=!0)},e.getbufferedtimes=function(t,e,r,i){for(var n={time:[],partial:r},a=e?e.start:t.start,s=e?e.end:t.end,o=t.minendpts||s,l=t.maxstartpts||a,u=0;u<i.length;u++){var h=i.start(u)-this.bufferpadding,d=i.end(u)+this.bufferpadding;if(l>=h&&o<=d){n.time.push({startpts:math.max(a,i.start(u)),endpts:math.min(s,i.end(u))});break}if(a<d&&s>h)n.partial=!0,n.time.push({startpts:math.max(a,i.start(u)),endpts:math.min(s,i.end(u))});else if(s<=h)break}return n},e.getpartialfragment=function(t){var e,r,i,n=null,a=0,s=this.bufferpadding,o=this.fragments;return object.keys(o).foreach((function(l){var u=o[l];u&&nt(u)&&(r=u.body.start-s,i=u.body.end+s,t>=r&&t<=i&&(e=math.min(t-r,i-t),a<=e&&(n=u.body,a=e)))})),n},e.getstate=function(t){var e=at(t),r=this.fragments[e];return r?r.buffered?nt(r)?tt.partial:tt.ok:r.backtrack?tt.backtracked:tt.appending:tt.not_loaded},e.backtrack=function(t,e){var r=at(t),i=this.fragments[r];if(!i||i.backtrack)return null;var n=i.backtrack=e||i.loaded;return i.loaded=null,n},e.getbacktrackdata=function(t){var e=at(t),r=this.fragments[e];if(r){var i,n=r.backtrack;if(null!=n&&null!==(i=n.payload)&&void 0!==i&&i.bytelength)return n;this.removefragment(t)}return null},e.istimebuffered=function(t,e,r){for(var i,n,a=0;a<r.length;a++){if(i=r.start(a)-this.bufferpadding,n=r.end(a)+this.bufferpadding,t>=i&&e<=n)return!0;if(e<=i)return!1}return!1},e.onfragloaded=function(t,e){var r=e.frag,i=e.part;if("initsegment"!==r.sn&&!r.bitratetest&&!i){var n=at(r);this.fragments[n]={body:r,loaded:e,backtrack:null,buffered:!1,range:object.create(null)}}},e.onbufferappended=function(t,e){var r=this,i=e.frag,n=e.part,a=e.timeranges;if(i.type===k.b.main)if(this.activefragment=i,n){var s=this.activeparts;s||(this.activeparts=s=[]),s.push(n)}else this.activeparts=null;this.timeranges=a,object.keys(a).foreach((function(t){var e=a[t];if(r.detectevictedfragments(t,e),!n)for(var s=0;s<e.length;s++)i.appendedpts=math.max(e.end(s),i.appendedpts||0)}))},e.onfragbuffered=function(t,e){this.detectpartialfragments(e)},e.hasfragment=function(t){var e=at(t);return!!this.fragments[e]},e.removefragmentsinrange=function(t,e,r){var i=this;object.keys(this.fragments).foreach((function(n){var a=i.fragments[n];if(a&&a.buffered){var s=a.body;s.type===r&&s.start<e&&s.end>t&&i.removefragment(s)}}))},e.removefragment=function(t){var e=at(t);t.stats.loaded=0,t.clearelementarystreaminfo(),delete this.fragments[e]},e.removeallfragments=function(){this.fragments=object.create(null),this.activefragment=null,this.activeparts=null},t}();function nt(t){var e,r;return t.buffered&&((null===(e=t.range.video)||void 0===e?void 0:e.partial)||(null===(r=t.range.audio)||void 0===r?void 0:r.partial))}function at(t){return t.type+"_"+t.level+"_"+t.urlid+"_"+t.sn}var st=function(){function t(){this._boundtick=void 0,this._ticktimer=null,this._tickinterval=null,this._tickcallcount=0,this._boundtick=this.tick.bind(this)}var e=t.prototype;return e.destroy=function(){this.onhandlerdestroying(),this.onhandlerdestroyed()},e.onhandlerdestroying=function(){this.clearnexttick(),this.clearinterval()},e.onhandlerdestroyed=function(){},e.hasinterval=function(){return!!this._tickinterval},e.hasnexttick=function(){return!!this._ticktimer},e.setinterval=function(t){return!this._tickinterval&&(this._tickinterval=self.setinterval(this._boundtick,t),!0)},e.clearinterval=function(){return!!this._tickinterval&&(self.clearinterval(this._tickinterval),this._tickinterval=null,!0)},e.clearnexttick=function(){return!!this._ticktimer&&(self.cleartimeout(this._ticktimer),this._ticktimer=null,!0)},e.tick=function(){this._tickcallcount++,1===this._tickcallcount&&(this.dotick(),this._tickcallcount>1&&this.tickimmediate(),this._tickcallcount=0)},e.tickimmediate=function(){this.clearnexttick(),this._ticktimer=self.settimeout(this._boundtick,0)},e.dotick=function(){},t}(),ot={length:0,start:function(){return 0},end:function(){return 0}},lt=function(){function t(){}return t.isbuffered=function(e,r){try{if(e)for(var i=t.getbuffered(e),n=0;n<i.length;n++)if(r>=i.start(n)&&r<=i.end(n))return!0}catch(t){}return!1},t.bufferinfo=function(e,r,i){try{if(e){var n,a=t.getbuffered(e),s=[];for(n=0;n<a.length;n++)s.push({start:a.start(n),end:a.end(n)});return this.bufferedinfo(s,r,i)}}catch(t){}return{len:0,start:r,end:r,nextstart:void 0}},t.bufferedinfo=function(t,e,r){e=math.max(0,e),t.sort((function(t,e){var r=t.start-e.start;return r||e.end-t.end}));var i=[];if(r)for(var n=0;n<t.length;n++){var a=i.length;if(a){var s=i[a-1].end;t[n].start-s<r?t[n].end>s&&(i[a-1].end=t[n].end):i.push(t[n])}else i.push(t[n])}else i=t;for(var o,l=0,u=e,h=e,d=0;d<i.length;d++){var c=i[d].start,f=i[d].end;if(e+r>=c&&e<f)u=c,l=(h=f)-e;else if(e+r<c){o=c;break}}return{len:l,start:u||0,end:h||0,nextstart:o}},t.getbuffered=function(t){try{return t.buffered}catch(t){return o.b.log("failed to get 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a=t[i];if(a&&a.cc===e){r=a;break}}return r}(r,i[0].cc);if(n&&(!n||n.startpts))return n;o.b.log("no frag in previous level to align on")}else o.b.log("no fragments to align")}(r.details,e);i&&object(n.a)(i.start)&&(o.b.log("adjusting pts using last level due to cc increase within current level "+e.url),dt(i.start,e))}}(t,r,e),!r.alignedsliding&&e.details&&function(t,e){if(!e.fragments.length||!t.hasprogramdatetime||!e.hasprogramdatetime)return;var r=e.fragments[0].programdatetime,i=t.fragments[0].programdatetime,a=(i-r)/1e3+e.fragments[0].start;a&&object(n.a)(a)&&(o.b.log("adjusting pts using programdatetime delta "+(i-r)+"ms, sliding:"+a.tofixed(3)+" "+t.url+" "),dt(a,t))}(r,e.details),r.alignedsliding||!e.details||r.skippedsegments||x(e.details,r))}function ft(t,e){var r=t.programdatetime;if(r){var i=(r-e)/1e3;t.start=t.startpts=i,t.endpts=i+t.duration}}function gt(t,e){if(e.fragments.length&&t.hasprogramdatetime&&e.hasprogramdatetime){var r=e.fragments[0].programdatetime-1e3*e.fragments[0].start;t.fragments.foreach((function(t){ft(t,r)})),t.fragmenthint&&ft(t.fragmenthint,r),t.alignedsliding=!0}}var vt={search:function(t,e){for(var r=0,i=t.length-1,n=null,a=null;r<=i;){var s=e(a=t[n=(r+i)/2|0]);if(s>0)r=n+1;else{if(!(s<0))return a;i=n-1}}return null}};function pt(t,e,r){if(null===e||!array.isarray(t)||!t.length||!object(n.a)(e))return null;if(e<(t[0].programdatetime||0))return null;if(e>=(t[t.length-1].endprogramdatetime||0))return null;r=r||0;for(var i=0;i<t.length;++i){var a=t[i];if(tt(e,r,a))return a}return null}function mt(t,e,r,i){void 0===r&&(r=0),void 0===i&&(i=0);var n=null;if(t?n=e[t.sn-e[0].sn+1]||null:0===r&&0===e[0].start&&(n=e[0]),n&&0===yt(r,i,n))return n;var a=vt.search(e,yt.bind(null,r,i));return a||n}function yt(t,e,r){void 0===t&&(t=0),void 0===e&&(e=0);var i=math.min(e,r.duration+(r.deltapts?r.deltapts:0));return r.start+r.duration-i<=t?1:r.start-i>t&&r.start?-1:0}function tt(t,e,r){var i=1e3*math.min(e,r.duration+(r.deltapts?r.deltapts:0));return(r.endprogramdatetime||0)-i>t}function bt(t){var e="function"==typeof map?new map:void 0;return(bt=function(t){if(null===t||(r=t,-1===function.tostring.call(r).indexof("[native code]")))return t;var r;if("function"!=typeof t)throw new typeerror("super expression must either be null or a function");if(void 0!==e){if(e.has(t))return e.get(t);e.set(t,i)}function i(){return et(t,arguments,at(this).constructor)}return i.prototype=object.create(t.prototype,{constructor:{value:i,enumerable:!1,writable:!0,configurable:!0}}),lt(i,t)})(t)}function et(t,e,r){return(et=st()?reflect.construct:function(t,e,r){var i=[null];i.push.apply(i,e);var n=new(function.bind.apply(t,i));return r&&lt(n,r.prototype),n}).apply(null,arguments)}function st(){if("undefined"==typeof reflect||!reflect.construct)return!1;if(reflect.construct.sham)return!1;if("function"==typeof proxy)return!0;try{return boolean.prototype.valueof.call(reflect.construct(boolean,[],(function(){}))),!0}catch(t){return!1}}function lt(t,e){return(lt=object.setprototypeof||function(t,e){return t.__proto__=e,t})(t,e)}function at(t){return(at=object.setprototypeof?object.getprototypeof:function(t){return t.__proto__||object.getprototypeof(t)})(t)}var rt=math.pow(2,17),dt=function(){function t(t){this.config=void 0,this.loader=null,this.partloadtimeout=-1,this.config=t}var e=t.prototype;return e.destroy=function(){this.loader&&(this.loader.destroy(),this.loader=null)},e.abort=function(){this.loader&&this.loader.abort()},e.load=function(t,e){var r=this,i=t.url;if(!i)return promise.reject(new _t({type:s.b.network_error,details:s.a.frag_load_error,fatal:!1,frag:t,networkdetails:null},"fragment does not have a "+(i?"part list":"url")));this.abort();var n=this.config,a=n.floader,o=n.loader;return new promise((function(i,l){r.loader&&r.loader.destroy();var u=r.loader=t.loader=a?new a(n):new o(n),h=kt(t),d={timeout:n.fragloadingtimeout,maxretry:0,retrydelay:0,maxretrydelay:n.fragloadingmaxretrytimeout,highwatermark:rt};t.stats=u.stats,u.load(h,d,{onsuccess:function(e,n,a,s){r.resetloader(t,u),i({frag:t,part:null,payload:e.data,networkdetails:s})},onerror:function(e,i,n){r.resetloader(t,u),l(new _t({type:s.b.network_error,details:s.a.frag_load_error,fatal:!1,frag:t,response:e,networkdetails:n}))},onabort:function(e,i,n){r.resetloader(t,u),l(new _t({type:s.b.network_error,details:s.a.internal_aborted,fatal:!1,frag:t,networkdetails:n}))},ontimeout:function(e,i,n){r.resetloader(t,u),l(new _t({type:s.b.network_error,details:s.a.frag_load_timeout,fatal:!1,frag:t,networkdetails:n}))},onprogress:function(r,i,n,a){e&&e({frag:t,part:null,payload:n,networkdetails:a})}})}))},e.loadpart=function(t,e,r){var i=this;this.abort();var n=this.config,a=n.floader,o=n.loader;return new promise((function(l,u){i.loader&&i.loader.destroy();var h=i.loader=t.loader=a?new a(n):new o(n),d=kt(t,e),c={timeout:n.fragloadingtimeout,maxretry:0,retrydelay:0,maxretrydelay:n.fragloadingmaxretrytimeout,highwatermark:rt};e.stats=h.stats,h.load(d,c,{onsuccess:function(n,a,s,o){i.resetloader(t,h),i.updatestatsfrompart(t,e);var u={frag:t,part:e,payload:n.data,networkdetails:o};r(u),l(u)},onerror:function(r,n,a){i.resetloader(t,h),u(new _t({type:s.b.network_error,details:s.a.frag_load_error,fatal:!1,frag:t,part:e,response:r,networkdetails:a}))},onabort:function(r,n,a){t.stats.aborted=e.stats.aborted,i.resetloader(t,h),u(new _t({type:s.b.network_error,details:s.a.internal_aborted,fatal:!1,frag:t,part:e,networkdetails:a}))},ontimeout:function(r,n,a){i.resetloader(t,h),u(new _t({type:s.b.network_error,details:s.a.frag_load_timeout,fatal:!1,frag:t,part:e,networkdetails:a}))}})}))},e.updatestatsfrompart=function(t,e){var r=t.stats,i=e.stats,n=i.total;if(r.loaded+=i.loaded,n){var a=math.round(t.duration/e.duration),s=math.min(math.round(r.loaded/n),a),o=(a-s)*math.round(r.loaded/s);r.total=r.loaded+o}else r.total=math.max(r.loaded,r.total);var l=r.loading,u=i.loading;l.start?l.first+=u.first-u.start:(l.start=u.start,l.first=u.first),l.end=u.end},e.resetloader=function(t,e){t.loader=null,this.loader===e&&(self.cleartimeout(this.partloadtimeout),this.loader=null),e.destroy()},t}();function kt(t,e){void 0===e&&(e=null);var r=e||t,i={frag:t,part:e,responsetype:"arraybuffer",url:r.url,headers:{},rangestart:0,rangeend:0},a=r.byterangestartoffset,s=r.byterangeendoffset;return object(n.a)(a)&&object(n.a)(s)&&(i.rangestart=a,i.rangeend=s),i}var _t=function(t){var e,r;function i(e){for(var r,i=arguments.length,n=new array(i>1?i-1:0),a=1;a<i;a++)n[a-1]=arguments[a];return(r=t.call.apply(t,[this].concat(n))||this).data=void 0,r.data=e,r}return r=t,(e=i).prototype=object.create(r.prototype),e.prototype.constructor=e,lt(e,r),i}(bt(error)),it=r(15),ct={tostring:function(t){for(var e="",r=t.length,i=0;i<r;i++)e+="["+t.start(i).tofixed(3)+","+t.end(i).tofixed(3)+"]";return e}};function wt(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),object.defineproperty(t,i.key,i)}}function ot(t,e){return(ot=object.setprototypeof||function(t,e){return t.__proto__=e,t})(t,e)}var xt="stopped",pt="idle",mt="key_loading",ft="frag_loading",nt="frag_loading_waiting_retry",ut="waiting_track",bt="parsing",gt="parsed",kt="backtracking",jt="ended",ht="error",vt="waiting_init_pts",wt="waiting_level",yt=function(t){var e,r;function i(e,r,i){var n;return(n=t.call(this)||this).hls=void 0,n.fragprevious=null,n.fragcurrent=null,n.fragmenttracker=void 0,n.transmuxer=null,n._state=xt,n.media=void 0,n.mediabuffer=void 0,n.config=void 0,n.bitratetest=!1,n.lastcurrenttime=0,n.nextloadposition=0,n.startposition=0,n.loadedmetadata=!1,n.fragloaderror=0,n.retrydate=0,n.levels=null,n.fragmentloader=void 0,n.levellastloaded=null,n.startfragrequested=!1,n.decrypter=void 0,n.initpts=[],n.onvseeking=null,n.onvended=null,n.logprefix="",n.log=void 0,n.warn=void 0,n.logprefix=i,n.log=o.b.log.bind(o.b,i+":"),n.warn=o.b.warn.bind(o.b,i+":"),n.hls=e,n.fragmentloader=new dt(e.config),n.fragmenttracker=r,n.config=e.config,n.decrypter=new it.a(e,e.config),e.on(a.a.key_loaded,n.onkeyloaded,function(t){if(void 0===t)throw new referenceerror("this hasn't been initialised - super() hasn't been called");return t}(n)),n}r=t,(e=i).prototype=object.create(r.prototype),e.prototype.constructor=e,ot(e,r);var u,h,d,c=i.prototype;return c.dotick=function(){this.ontickend()},c.ontickend=function(){},c.startload=function(t){},c.stopload=function(){this.fragmentloader.abort();var t=this.fragcurrent;t&&this.fragmenttracker.removefragment(t),this.resettransmuxer(),this.fragcurrent=null,this.fragprevious=null,this.clearinterval(),this.clearnexttick(),this.state=xt},c._streamended=function(t,e){var r=this.fragcurrent,i=this.fragmenttracker;if(!e.live&&r&&r.sn===e.endsn&&!t.nextstart){var n=i.getstate(r);return n===tt.partial||n===tt.ok}return!1},c.onmediaattached=function(t,e){var r=this.media=this.mediabuffer=e.media;this.onvseeking=this.onmediaseeking.bind(this),this.onvended=this.onmediaended.bind(this),r.addeventlistener("seeking",this.onvseeking),r.addeventlistener("ended",this.onvended);var i=this.config;this.levels&&i.autostartload&&this.state===xt&&this.startload(i.startposition)},c.onmediadetaching=function(){var t=this.media;null!=t&&t.ended&&(this.log("mse detaching and video ended, reset startposition"),this.startposition=this.lastcurrenttime=0),t&&(t.removeeventlistener("seeking",this.onvseeking),t.removeeventlistener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediabuffer=null,this.loadedmetadata=!1,this.fragmenttracker.removeallfragments(),this.stopload()},c.onmediaseeking=function(){var t=this.config,e=this.fragcurrent,r=this.media,i=this.mediabuffer,a=this.state,s=r?r.currenttime:0,o=lt.bufferinfo(i||r,s,t.maxbufferhole);if(this.log("media seeking to "+(object(n.a)(s)?s.tofixed(3):s)+", state: "+a),a===jt)this.resetloadingstate();else if(e&&!o.len){var l=t.maxfraglookuptolerance,u=e.start-l,h=s>e.start+e.duration+l;(s<u||h)&&(h&&e.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),e.loader.abort()),this.resetloadingstate())}r&&(this.lastcurrenttime=s),this.loadedmetadata||o.len||(this.nextloadposition=this.startposition=s),this.tickimmediate()},c.onmediaended=function(){this.startposition=this.lastcurrenttime=0},c.onkeyloaded=function(t,e){if(this.state===mt&&e.frag===this.fragcurrent&&this.levels){this.state=pt;var r=this.levels[e.frag.level].details;r&&this.loadfragment(e.frag,r,e.frag.start)}},c.onhandlerdestroying=function(){this.stopload(),t.prototype.onhandlerdestroying.call(this)},c.onhandlerdestroyed=function(){this.state=xt,this.hls.off(a.a.key_loaded,this.onkeyloaded,this),this.fragmentloader&&this.fragmentloader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentloader=this.fragmenttracker=null,t.prototype.onhandlerdestroyed.call(this)},c.loadkey=function(t,e){this.log("loading key for "+t.sn+" of ["+e.startsn+"-"+e.endsn+"], "+("[stream-controller]"===this.logprefix?"level":"track")+" "+t.level),this.state=mt,this.fragcurrent=t,this.hls.trigger(a.a.key_loading,{frag:t})},c.loadfragment=function(t,e,r){this._loadfragforplayback(t,e,r)},c._loadfragforplayback=function(t,e,r){var i=this;this._dofragload(t,e,r,(function(e){if(i.fragcontextchanged(t))return i.warn("fragment "+t.sn+(e.part?" p: "+e.part.index:"")+" of level "+t.level+" was dropped during download."),void i.fragmenttracker.removefragment(t);t.stats.chunkcount++,i._handlefragmentloadprogress(e)})).then((function(e){if(e){i.fragloaderror=0;var r=i.state;if(!i.fragcontextchanged(t))return"payload"in e&&(i.log("loaded fragment "+t.sn+" of level "+t.level),i.hls.trigger(a.a.frag_loaded,e),i.state===kt)?(i.fragmenttracker.backtrack(t,e),void i.resetfragmentloading(t)):void i._handlefragmentloadcomplete(e);(r===ft||r===kt||!i.fragcurrent&&r===bt)&&(i.fragmenttracker.removefragment(t),i.state=pt)}})).catch((function(e){i.warn(e),i.resetfragmentloading(t)}))},c.flushmainbuffer=function(t,e,r){if(void 0===r&&(r=null),t-e){var i={startoffset:t,endoffset:e,type:r};this.fragloaderror=0,this.hls.trigger(a.a.buffer_flushing,i)}},c._loadinitsegment=function(t){var e=this;this._dofragload(t).then((function(r){if(!r||e.fragcontextchanged(t)||!e.levels)throw new error("init load aborted");return r})).then((function(r){var i=e.hls,n=r.payload,s=t.decryptdata;if(n&&n.bytelength>0&&s&&s.key&&s.iv&&"aes-128"===s.method){var o=self.performance.now();return e.decrypter.webcryptodecrypt(new uint8array(n),s.key.buffer,s.iv.buffer).then((function(e){var n=self.performance.now();return i.trigger(a.a.frag_decrypted,{frag:t,payload:e,stats:{tstart:o,tdecrypt:n}}),r.payload=e,r}))}return r})).then((function(r){var i=e.fragcurrent,n=e.hls,s=e.levels;if(!s)throw new error("init load aborted, missing levels");s[t.level].details;var o=t.stats;e.state=pt,e.fragloaderror=0,t.data=new uint8array(r.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),r.frag===i&&n.trigger(a.a.frag_buffered,{stats:o,frag:i,part:null,id:t.type}),e.tick()})).catch((function(r){e.warn(r),e.resetfragmentloading(t)}))},c.fragcontextchanged=function(t){var e=this.fragcurrent;return!t||!e||t.level!==e.level||t.sn!==e.sn||t.urlid!==e.urlid},c.fragbufferedcomplete=function(t,e){var r=this.mediabuffer?this.mediabuffer:this.media;this.log("buffered "+t.type+" sn: "+t.sn+(e?" part: "+e.index:"")+" of "+("[stream-controller]"===this.logprefix?"level":"track")+" "+t.level+" "+ct.tostring(lt.getbuffered(r))),this.state=pt,this.tick()},c._handlefragmentloadcomplete=function(t){var e=this.transmuxer;if(e){var r=t.frag,i=t.part,n=t.partsloaded,a=!n||0===n.length||n.some((function(t){return!t})),s=new ut(r.level,r.sn,r.stats.chunkcount+1,0,i?i.index:-1,!a);e.flush(s)}},c._handlefragmentloadprogress=function(t){},c._dofragload=function(t,e,r,i){var s=this;if(void 0===r&&(r=null),!this.levels)throw new error("frag load aborted, missing levels");if(r=math.max(t.start,r||0),this.config.lowlatencymode&&e){var o=e.partlist;if(o&&i){r>t.end&&e.fragmenthint&&(t=e.fragmenthint);var l=this.getnextpart(o,t,r);if(l>-1){var u=o[l];return this.log("loading part sn: "+t.sn+" p: "+u.index+" cc: "+t.cc+" of playlist ["+e.startsn+"-"+e.endsn+"] parts [0-"+l+"-"+(o.length-1)+"] "+("[stream-controller]"===this.logprefix?"level":"track")+": "+t.level+", target: "+parsefloat(r.tofixed(3))),this.nextloadposition=u.start+u.duration,this.state=ft,this.hls.trigger(a.a.frag_loading,{frag:t,part:o[l],targetbuffertime:r}),this.dofragpartsload(t,o,l,i).catch((function(t){return s.handlefragloaderror(t)}))}if(!t.url||this.loadedendofparts(o,r))return promise.resolve(null)}}return this.log("loading fragment "+t.sn+" cc: "+t.cc+" "+(e?"of ["+e.startsn+"-"+e.endsn+"] ":"")+("[stream-controller]"===this.logprefix?"level":"track")+": "+t.level+", target: "+parsefloat(r.tofixed(3))),object(n.a)(t.sn)&&!this.bitratetest&&(this.nextloadposition=t.start+t.duration),this.state=ft,this.hls.trigger(a.a.frag_loading,{frag:t,targetbuffertime:r}),this.fragmentloader.load(t,i).catch((function(t){return s.handlefragloaderror(t)}))},c.dofragpartsload=function(t,e,r,i){var n=this;return new promise((function(s,o){var l=[];!function r(u){var h=e[u];n.fragmentloader.loadpart(t,h,i).then((function(i){l[h.index]=i;var o=i.part;n.hls.trigger(a.a.frag_loaded,i);var d=e[u+1];if(!d||d.fragment!==t)return s({frag:t,part:o,partsloaded:l});r(u+1)})).catch(o)}(r)}))},c.handlefragloaderror=function(t){var e=t.data;return e&&e.details===s.a.internal_aborted?this.handlefragloadaborted(e.frag,e.part):this.hls.trigger(a.a.error,e),null},c._handletransmuxerflush=function(t){var e=this.getcurrentcontext(t);if(e&&this.state===bt){var r=e.frag,i=e.part,n=e.level,a=self.performance.now();r.stats.parsing.end=a,i&&(i.stats.parsing.end=a),this.updateleveltiming(r,i,n,t.partial)}else this.fragcurrent||(this.state=pt)},c.getcurrentcontext=function(t){var e=this.levels,r=t.level,i=t.sn,n=t.part;if(!e||!e[r])return this.warn("levels object was unset while buffering fragment "+i+" of level "+r+". the current chunk will not be buffered."),null;var a=e[r],s=n>-1?function(t,e,r){if(!t||!t.details)return null;var i=t.details.partlist;if(i)for(var n=i.length;n--;){var a=i[n];if(a.index===r&&a.fragment.sn===e)return a}return null}(a,i,n):null,o=s?s.fragment:function(t,e,r){if(!t||!t.details)return null;var i=t.details,n=i.fragments[e-i.startsn];return n||((n=i.fragmenthint)&&n.sn===e?n:e<i.startsn&&r&&r.sn===e?r:null)}(a,i,this.fragcurrent);return o?{frag:o,part:s,level:a}:null},c.bufferfragmentdata=function(t,e,r,i){if(t&&this.state===bt){var n=t.data1,s=t.data2,o=n;if(n&&s&&(o=object(l.a)(n,s)),o&&o.length){var u={type:t.type,frag:e,part:r,chunkmeta:i,parent:e.type,data:o};this.hls.trigger(a.a.buffer_appending,u),t.dropped&&t.independent&&!r&&this.flushbuffergap(e)}}},c.flushbuffergap=function(t){var e=this.media;if(e)if(lt.isbuffered(e,e.currenttime)){var r=e.currenttime,i=lt.bufferinfo(e,r,0),n=t.duration,a=math.min(2*this.config.maxfraglookuptolerance,.25*n),s=math.max(math.min(t.start-a,i.end-a),r+a);t.start-s>a&&this.flushmainbuffer(s,t.start)}else this.flushmainbuffer(0,t.start)},c.getfwdbufferinfo=function(t,e){var r=this.config,i=this.getloadposition();if(!object(n.a)(i))return null;var a=lt.bufferinfo(t,i,r.maxbufferhole);if(0===a.len&&void 0!==a.nextstart){var s=this.fragmenttracker.getbufferedfrag(i,e);if(s&&a.nextstart<s.end)return lt.bufferinfo(t,i,math.max(a.nextstart,r.maxbufferhole))}return a},c.getmaxbufferlength=function(t){var e,r=this.config;return e=t?math.max(8*r.maxbuffersize/t,r.maxbufferlength):r.maxbufferlength,math.min(e,r.maxmaxbufferlength)},c.reducemaxbufferlength=function(t){var e=this.config,r=t||e.maxbufferlength;return e.maxmaxbufferlength>=r&&(e.maxmaxbufferlength/=2,this.warn("reduce max buffer length to "+e.maxmaxbufferlength+"s"),!0)},c.getnextfragment=function(t,e){var r,i,n=e.fragments,a=n.length;if(!a)return null;var s,o=this.config,l=n[0].start;if(e.live){var u=o.initiallivemanifestsize;if(a<u)return this.warn("not enough fragments to start playback (have: "+a+", need: "+u+")"),null;e.ptsknown||this.startfragrequested||-1!==this.startposition||(s=this.getinitiallivefragment(e,n),this.startposition=s?this.hls.livesyncposition||s.start:t)}else t<=l&&(s=n[0]);if(!s){var h=o.lowlatencymode?e.partend:e.fragmentend;s=this.getfragmentatposition(t,h,e)}return null===(r=s)||void 0===r||!r.initsegment||null!==(i=s)&&void 0!==i&&i.initsegment.data||this.bitratetest||(s=s.initsegment),s},c.getnextpart=function(t,e,r){for(var i=-1,n=!1,a=!0,s=0,o=t.length;s<o;s++){var l=t[s];if(a=a&&!l.independent,i>-1&&r<l.start)break;var u=l.loaded;!u&&(n||l.independent||a)&&l.fragment===e&&(i=s),n=u}return i},c.loadedendofparts=function(t,e){var r=t[t.length-1];return r&&e>r.start&&r.loaded},c.getinitiallivefragment=function(t,e){var r=this.fragprevious,i=null;if(r){if(t.hasprogramdatetime&&(this.log("live playlist, switching playlist, load frag with same pdt: "+r.programdatetime),i=pt(e,r.endprogramdatetime,this.config.maxfraglookuptolerance)),!i){var n=r.sn+1;if(n>=t.startsn&&n<=t.endsn){var a=e[n-t.startsn];r.cc===a.cc&&(i=a,this.log("live playlist, switching playlist, load frag with next sn: "+i.sn))}i||(i=function(t,e){return vt.search(t,(function(t){return t.cc<e?1:t.cc>e?-1:0}))}(e,r.cc))&&this.log("live playlist, switching playlist, load frag with same cc: "+i.sn)}}else{var s=this.hls.livesyncposition;null!==s&&(i=this.getfragmentatposition(s,this.bitratetest?t.fragmentend:t.edge,t))}return i},c.getfragmentatposition=function(t,e,r){var i,n=this.config,a=this.fragprevious,s=r.fragments,o=r.endsn,l=r.fragmenthint,u=n.maxfraglookuptolerance,h=!!(n.lowlatencymode&&r.partlist&&l);(h&&l&&!this.bitratetest&&(s=s.concat(l),o=l.sn),t<e)?i=mt(a,s,t,t>e-u?0:u):i=s[s.length-1];if(i){var d=i.sn-r.startsn,c=a&&i.level===a.level,f=s[d+1];if(this.fragmenttracker.getstate(i)===tt.backtracked){i=null;for(var g=d;s[g]&&this.fragmenttracker.getstate(s[g])===tt.backtracked;)i=a?s[g--]:s[--g];i||(i=f)}else a&&i.sn===a.sn&&!h&&c&&(i.sn<o&&this.fragmenttracker.getstate(f)!==tt.ok?(this.log("sn "+i.sn+" just loaded, load next one: "+f.sn),i=f):i=null)}return i},c.synchronizetoliveedge=function(t){var e=this.config,r=this.media;if(r){var i=this.hls.livesyncposition,n=r.currenttime,a=t.fragments[0].start,s=t.edge,o=n>=a-e.maxfraglookuptolerance&&n<=s;if(null!==i&&r.duration>i&&(n<i||!o)){var l=void 0!==e.livemaxlatencyduration?e.livemaxlatencyduration:e.livemaxlatencydurationcount*t.targetduration;(!o&&r.readystate<4||n<s-l)&&(this.loadedmetadata||(this.nextloadposition=i),r.readystate&&(this.warn("playback: "+n.tofixed(3)+" is located too far from the end of live sliding playlist: "+s+", reset currenttime to : "+i.tofixed(3)),r.currenttime=i))}}},c.alignplaylists=function(t,e){var r=this.levels,i=this.levellastloaded,a=this.fragprevious,s=null!==i?r[i]:null,o=t.fragments.length;if(!o)return this.warn("no fragments in live playlist"),0;var l=t.fragments[0].start,u=!e,h=t.alignedsliding&&object(n.a)(l);if(u||!h&&!l){ct(a,s,t);var d=t.fragments[0].start;return this.log("live playlist sliding: "+d.tofixed(2)+" start-sn: "+(e?e.startsn:"na")+"->"+t.startsn+" prev-sn: "+(a?a.sn:"na")+" fragments: "+o),d}return l},c.waitforcdntunein=function(t){return t.live&&t.canblockreload&&t.tuneingoal>math.max(t.partholdback,3*t.parttarget)},c.setstartposition=function(t,e){var r=this.startposition;if(r<e&&(r=-1),-1===r||-1===this.lastcurrenttime){var i=t.starttimeoffset;object(n.a)(i)?(r=e+i,i<0&&(r+=t.totalduration),r=math.min(math.max(e,r),e+t.totalduration),this.log("start time offset "+i+" found in playlist, adjust startposition to "+r),this.startposition=r):t.live?r=this.hls.livesyncposition||e:this.startposition=r=0,this.lastcurrenttime=r}this.nextloadposition=r},c.getloadposition=function(){var t=this.media,e=0;return this.loadedmetadata&&t?e=t.currenttime:this.nextloadposition&&(e=this.nextloadposition),e},c.handlefragloadaborted=function(t,e){this.transmuxer&&"initsegment"!==t.sn&&t.stats.aborted&&(this.warn("fragment "+t.sn+(e?" part"+e.index:"")+" of level "+t.level+" was aborted"),this.resetfragmentloading(t))},c.resetfragmentloading=function(t){this.fragcurrent&&this.fragcontextchanged(t)||(this.state=pt)},c.onfragmentorkeyloaderror=function(t,e){if(!e.fatal){var r=e.frag;if(r&&r.type===t){this.fragcurrent;var i=this.config;if(this.fragloaderror+1<=i.fragloadingmaxretry){if(this.resetlivestartwhennotloaded(r.level))return;var n=math.min(math.pow(2,this.fragloaderror)*i.fragloadingretrydelay,i.fragloadingmaxretrytimeout);this.warn("fragment "+r.sn+" of "+t+" "+r.level+" failed to load, retrying in "+n+"ms"),this.retrydate=self.performance.now()+n,this.fragloaderror++,this.state=nt}else e.levelretry?(t===k.b.audio&&(this.fragcurrent=null),this.fragloaderror=0,this.state=pt):(o.b.error(e.details+" reaches max retry, redispatch as fatal ..."),e.fatal=!0,this.hls.stopload(),this.state=ht)}}},c.afterbufferflushed=function(t,e,r){if(t){var i=lt.getbuffered(t);this.fragmenttracker.detectevictedfragments(e,i,r),this.state===jt&&this.resetloadingstate()}},c.resetloadingstate=function(){this.fragcurrent=null,this.fragprevious=null,this.state=pt},c.resetlivestartwhennotloaded=function(t){if(!this.loadedmetadata){this.startfragrequested=!1;var e=this.levels?this.levels[t].details:null;if(null!=e&&e.live)return this.startposition=-1,this.setstartposition(e,0),this.resetloadingstate(),!0;this.nextloadposition=this.startposition}return!1},c.updateleveltiming=function(t,e,r,i){var n=this,s=r.details;object.keys(t.elementarystreams).reduce((function(e,o){var l=t.elementarystreams[o];if(l){var u=l.endpts-l.startpts;if(u<=0)return n.warn("could not parse fragment "+t.sn+" "+o+" duration reliably ("+u+") resetting transmuxer to fallback to playlist timing"),n.resettransmuxer(),e||!1;var h=i?0:y(s,t,l.startpts,l.endpts,l.startdts,l.enddts);return n.hls.trigger(a.a.level_pts_updated,{details:s,level:r,drift:h,type:o,frag:t,start:l.startpts,end:l.endpts}),!0}return e}),!1)?(this.state=gt,this.hls.trigger(a.a.frag_parsed,{frag:t,part:e})):this.resetloadingstate()},c.resettransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},u=i,(h=[{key:"state",get:function(){return this._state},set:function(t){var e=this._state;e!==t&&(this._state=t,this.log(e+"->"+t))}}])&&wt(u.prototype,h),d&&wt(u,d),i}(st);function qt(){return self.mediasource||self.webkitmediasource}function xt(){return self.sourcebuffer||self.webkitsourcebuffer}var zt=r(18),qt=r(10),$t=r(14),jt=qt()||{istypesupported:function(){return!1}},zt=function(){function t(t,e,r,i){var n=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.ontransmuxcomplete=void 0,this.onflush=void 0,this.hls=t,this.id=e,this.ontransmuxcomplete=r,this.onflush=i;var l=t.config,u=function(e,r){(r=r||{}).frag=n.frag,r.id=n.id,t.trigger(e,r)};this.observer=new $t.eventemitter,this.observer.on(a.a.frag_decrypted,u),this.observer.on(a.a.error,u);var h={mp4:jt.istypesupported("video/mp4"),mpeg:jt.istypesupported("audio/mpeg"),mp3:jt.istypesupported('audio/mp4; codecs="mp3"')},d=navigator.vendor;if(l.enableworker&&"undefined"!=typeof worker){var c;o.b.log("demuxing in webworker");try{c=this.worker=zt(19),this.onwmsg=this.onworkermessage.bind(this),c.addeventlistener("message",this.onwmsg),c.onerror=function(e){t.trigger(a.a.error,{type:s.b.other_error,details:s.a.internal_exception,fatal:!0,event:"demuxerworker",error:new error(e.message+"  ("+e.filename+":"+e.lineno+")")})},c.postmessage({cmd:"init",typesupported:h,vendor:d,id:e,config:json.stringify(l)})}catch(t){o.b.warn("error in worker:",t),o.b.error("error while initializing demuxerworker, fallback to inline"),c&&self.url.revokeobjecturl(c.objecturl),this.transmuxer=new qt.c(this.observer,h,l,d,e),this.worker=null}}else this.transmuxer=new qt.c(this.observer,h,l,d,e)}var e=t.prototype;return e.destroy=function(){var t=this.worker;if(t)t.removeeventlistener("message",this.onwmsg),t.terminate(),this.worker=null;else{var e=this.transmuxer;e&&(e.destroy(),this.transmuxer=null)}var r=this.observer;r&&r.removealllisteners(),this.observer=null},e.push=function(t,e,r,i,n,a,s,l,u,h){var d=this;u.transmuxing.start=self.performance.now();var c=this.transmuxer,f=this.worker,g=a?a.start:n.start,v=n.decryptdata,p=this.frag,m=!(p&&n.cc===p.cc),y=!(p&&u.level===p.level),t=p?u.sn-p.sn:-1,b=this.part?u.part-this.part.index:1,e=!y&&(1===t||0===t&&1===b),s=self.performance.now();(y||t||0===n.stats.parsing.start)&&(n.stats.parsing.start=s),!a||!b&&e||(a.stats.parsing.start=s);var l=new qt.b(m,e,l,y,g);if(!e||m){o.b.log("[transmuxer-interface, "+n.type+"]: starting new transmux session for sn: "+u.sn+" p: "+u.part+" level: "+u.level+" id: "+u.id+"\n        discontinuity: "+m+"\n        trackswitch: "+y+"\n        contiguous: "+e+"\n        accuratetimeoffset: "+l+"\n        timeoffset: "+g);var a=new qt.a(r,i,e,s,h);this.configuretransmuxer(a)}if(this.frag=n,this.part=a,f)f.postmessage({cmd:"demux",data:t,decryptdata:v,chunkmeta:u,state:l},t instanceof arraybuffer?[t]:[]);else if(c){var r=c.push(t,v,u,l);object(qt.d)(r)?r.then((function(t){d.handletransmuxcomplete(t)})):this.handletransmuxcomplete(r)}},e.flush=function(t){var e=this;t.transmuxing.start=self.performance.now();var r=this.transmuxer,i=this.worker;if(i)i.postmessage({cmd:"flush",chunkmeta:t});else if(r){var n=r.flush(t);object(qt.d)(n)?n.then((function(r){e.handleflushresult(r,t)})):this.handleflushresult(n,t)}},e.handleflushresult=function(t,e){var r=this;t.foreach((function(t){r.handletransmuxcomplete(t)})),this.onflush(e)},e.onworkermessage=function(t){var e=t.data,r=this.hls;switch(e.event){case"init":self.url.revokeobjecturl(this.worker.objecturl);break;case"transmuxcomplete":this.handletransmuxcomplete(e.data);break;case"flush":this.onflush(e.data);break;default:e.data=e.data||{},e.data.frag=this.frag,e.data.id=this.id,r.trigger(e.event,e.data)}},e.configuretransmuxer=function(t){var e=this.worker,r=this.transmuxer;e?e.postmessage({cmd:"configure",config:t}):r&&r.configure(t)},e.handletransmuxcomplete=function(t){t.chunkmeta.transmuxing.end=self.performance.now(),this.ontransmuxcomplete(t)},t}(),te=function(){function t(t,e,r,i){this.config=void 0,this.media=void 0,this.fragmenttracker=void 0,this.hls=void 0,this.nudgeretry=0,this.stallreported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=t,this.media=e,this.fragmenttracker=r,this.hls=i}var e=t.prototype;return e.destroy=function(){this.hls=this.fragmenttracker=this.media=null},e.poll=function(t){var e=this.config,r=this.media,i=this.stalled,n=r.currenttime,a=r.seeking,s=this.seeking&&!a,l=!this.seeking&&a;if(this.seeking=a,n===t){if((l||s)&&(this.stalled=null),!r.paused&&!r.ended&&0!==r.playbackrate&&lt.getbuffered(r).length){var u=lt.bufferinfo(r,n,0),h=u.len>0,d=u.nextstart||0;if(h||d){if(a){var c=u.len>2,f=!d||d-n>2&&!this.fragmenttracker.getpartialfragment(n);if(c||f)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var g,v=math.max(d,u.start||0)-n,p=this.hls.levels?this.hls.levels[this.hls.currentlevel]:null,m=(null==p||null===(g=p.details)||void 0===g?void 0:g.live)?2*p.details.targetduration:2;if(v>0&&v<=m)return void this._tryskipbufferhole(null)}var y=self.performance.now();if(null!==i){var t=y-i;!a&&t>=250&&this._reportstall(u.len);var b=lt.bufferinfo(r,n,e.maxbufferhole);this._tryfixbufferstall(b,t)}else this.stalled=y}}}else if(this.moved=!0,null!==i){if(this.stallreported){var e=self.performance.now()-i;o.b.warn("playback not stuck anymore @"+n+", after "+math.round(e)+"ms"),this.stallreported=!1}this.stalled=null,this.nudgeretry=0}},e._tryfixbufferstall=function(t,e){var r=this.config,i=this.fragmenttracker,n=this.media.currenttime,a=i.getpartialfragment(n);if(a&&this._tryskipbufferhole(a))return;t.len>r.maxbufferhole&&e>1e3*r.highbufferwatchdogperiod&&(o.b.warn("trying to nudge playhead over buffer-hole"),this.stalled=null,this._trynudgebuffer())},e._reportstall=function(t){var e=this.hls,r=this.media;this.stallreported||(this.stallreported=!0,o.b.warn("playback stalling at @"+r.currenttime+" due to low buffer (buffer="+t+")"),e.trigger(a.a.error,{type:s.b.media_error,details:s.a.buffer_stalled_error,fatal:!1,buffer:t}))},e._tryskipbufferhole=function(t){for(var e=this.config,r=this.hls,i=this.media,n=i.currenttime,l=0,u=lt.getbuffered(i),h=0;h<u.length;h++){var d=u.start(h);if(n+e.maxbufferhole>=l&&n<d){var c=math.max(d+.05,i.currenttime+.1);return o.b.warn("skipping hole, adjusting currenttime from "+n+" to "+c),this.moved=!0,this.stalled=null,i.currenttime=c,t&&r.trigger(a.a.error,{type:s.b.media_error,details:s.a.buffer_seek_over_hole,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+n+" to "+c,frag:t}),c}l=u.end(h)}return 0},e._trynudgebuffer=function(){var t=this.config,e=this.hls,r=this.media,i=r.currenttime,n=(this.nudgeretry||0)+1;if(this.nudgeretry=n,n<t.nudgemaxretry){var l=i+n*t.nudgeoffset;o.b.warn("nudging 'currenttime' from "+i+" to "+l),r.currenttime=l,e.trigger(a.a.error,{type:s.b.media_error,details:s.a.buffer_nudge_on_stall,fatal:!1})}else o.b.error("playhead still not moving while enough data buffered @"+i+" after "+t.nudgemaxretry+" nudges"),e.trigger(a.a.error,{type:s.b.media_error,details:s.a.buffer_stalled_error,fatal:!0})},t}();function ee(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),object.defineproperty(t,i.key,i)}}function re(t,e){return(re=object.setprototypeof||function(t,e){return t.__proto__=e,t})(t,e)}var ie=function(t){var e,r;function i(e,r){var i;return(i=t.call(this,e,r,"[stream-controller]")||this).audiocodecswap=!1,i.gapcontroller=null,i.level=-1,i._forcestartload=!1,i.altaudio=!1,i.audioonly=!1,i.fragplaying=null,i.onvplaying=null,i.onvseeked=null,i.fraglastkbps=0,i.stalled=!1,i.couldbacktrack=!1,i.audiocodecswitch=!1,i.videobuffer=null,i._registerlisteners(),i}r=t,(e=i).prototype=object.create(r.prototype),e.prototype.constructor=e,re(e,r);var l,h,d,c=i.prototype;return c._registerlisteners=function(){var t=this.hls;t.on(a.a.media_attached,this.onmediaattached,this),t.on(a.a.media_detaching,this.onmediadetaching,this),t.on(a.a.manifest_loading,this.onmanifestloading,this),t.on(a.a.manifest_parsed,this.onmanifestparsed,this),t.on(a.a.level_loading,this.onlevelloading,this),t.on(a.a.level_loaded,this.onlevelloaded,this),t.on(a.a.frag_load_emergency_aborted,this.onfragloademergencyaborted,this),t.on(a.a.error,this.onerror,this),t.on(a.a.audio_track_switching,this.onaudiotrackswitching,this),t.on(a.a.audio_track_switched,this.onaudiotrackswitched,this),t.on(a.a.buffer_created,this.onbuffercreated,this),t.on(a.a.buffer_flushed,this.onbufferflushed,this),t.on(a.a.levels_updated,this.onlevelsupdated,this),t.on(a.a.frag_buffered,this.onfragbuffered,this)},c._unregisterlisteners=function(){var t=this.hls;t.off(a.a.media_attached,this.onmediaattached,this),t.off(a.a.media_detaching,this.onmediadetaching,this),t.off(a.a.manifest_loading,this.onmanifestloading,this),t.off(a.a.manifest_parsed,this.onmanifestparsed,this),t.off(a.a.level_loaded,this.onlevelloaded,this),t.off(a.a.frag_load_emergency_aborted,this.onfragloademergencyaborted,this),t.off(a.a.error,this.onerror,this),t.off(a.a.audio_track_switching,this.onaudiotrackswitching,this),t.off(a.a.audio_track_switched,this.onaudiotrackswitched,this),t.off(a.a.buffer_created,this.onbuffercreated,this),t.off(a.a.buffer_flushed,this.onbufferflushed,this),t.off(a.a.levels_updated,this.onlevelsupdated,this),t.off(a.a.frag_buffered,this.onfragbuffered,this)},c.onhandlerdestroying=function(){this._unregisterlisteners(),this.onmediadetaching()},c.startload=function(t){if(this.levels){var e=this.lastcurrenttime,r=this.hls;if(this.stopload(),this.setinterval(100),this.level=-1,this.fragloaderror=0,!this.startfragrequested){var i=r.startlevel;-1===i&&(r.config.testbandwidth?(i=0,this.bitratetest=!0):i=r.nextautolevel),this.level=r.nextloadlevel=i,this.loadedmetadata=!1}e>0&&-1===t&&(this.log("override startposition with lastcurrenttime @"+e.tofixed(3)),t=e),this.state=pt,this.nextloadposition=this.startposition=this.lastcurrenttime=t,this.tick()}else this._forcestartload=!0,this.state=xt},c.stopload=function(){this._forcestartload=!1,t.prototype.stopload.call(this)},c.dotick=function(){switch(this.state){case pt:this.dotickidle();break;case wt:var t,e=this.levels,r=this.level,i=null==e||null===(t=e[r])||void 0===t?void 0:t.details;if(i&&(!i.live||this.levellastloaded===this.level)){if(this.waitforcdntunein(i))break;this.state=pt;break}break;case nt:var n,a=self.performance.now(),s=this.retrydate;(!s||a>=s||null!==(n=this.media)&&void 0!==n&&n.seeking)&&(this.log("retrydate reached, switch back to idle state"),this.state=pt)}this.ontickend()},c.ontickend=function(){t.prototype.ontickend.call(this),this.checkbuffer(),this.checkfragmentchanged()},c.dotickidle=function(){var t,e,r=this.hls,i=this.levellastloaded,n=this.levels,s=this.media,o=r.config,l=r.nextloadlevel;if(null!==i&&(s||!this.startfragrequested&&o.startfragprefetch)&&(!this.altaudio||!this.audioonly)&&n&&n[l]){var h=n[l];this.level=r.nextloadlevel=l;var d=h.details;if(!d||this.state===wt||d.live&&this.levellastloaded!==l)this.state=wt;else{var c=this.getfwdbufferinfo(this.mediabuffer?this.mediabuffer:s,k.b.main);if(null!==c)if(!(c.len>=this.getmaxbufferlength(h.maxbitrate))){if(this._streamended(c,d)){var f={};return this.altaudio&&(f.type="video"),this.hls.trigger(a.a.buffer_eos,f),void(this.state=jt)}var g=c.end,v=this.getnextfragment(g,d);if(this.couldbacktrack&&!this.fragprevious&&v&&"initsegment"!==v.sn){var p=v.sn-d.startsn;p>1&&(v=d.fragments[p-1],this.fragmenttracker.removefragment(v))}if(v&&this.fragmenttracker.getstate(v)===tt.ok&&this.nextloadposition>g){var m=this.audioonly&&!this.altaudio?u.a.audio:u.a.video;this.afterbufferflushed(s,m,k.b.main),v=this.getnextfragment(this.nextloadposition,d)}v&&(!v.initsegment||v.initsegment.data||this.bitratetest||(v=v.initsegment),"identity"!==(null===(t=v.decryptdata)||void 0===t?void 0:t.keyformat)||null!==(e=v.decryptdata)&&void 0!==e&&e.key?this.loadfragment(v,d,g):this.loadkey(v,d))}}}},c.loadfragment=function(e,r,i){var n,a=this.fragmenttracker.getstate(e);if(this.fragcurrent=e,a===tt.backtracked){var s=this.fragmenttracker.getbacktrackdata(e);if(s)return this._handlefragmentloadprogress(s),void this._handlefragmentloadcomplete(s);a=tt.not_loaded}a===tt.not_loaded||a===tt.partial?"initsegment"===e.sn?this._loadinitsegment(e):this.bitratetest?(e.bitratetest=!0,this.log("fragment "+e.sn+" of level "+e.level+" is being downloaded to test bitrate and will not be buffered"),this._loadbitratetestfrag(e)):(this.startfragrequested=!0,t.prototype.loadfragment.call(this,e,r,i)):a===tt.appending?this.reducemaxbufferlength(e.duration)&&this.fragmenttracker.removefragment(e):0===(null===(n=this.media)||void 0===n?void 0:n.buffered.length)&&this.fragmenttracker.removeallfragments()},c.getappendedfrag=function(t){var e=this.fragmenttracker.getappendedfrag(t,k.b.main);return e&&"fragment"in e?e.fragment:e},c.getbufferedfrag=function(t){return this.fragmenttracker.getbufferedfrag(t,k.b.main)},c.followingbufferedfrag=function(t){return t?this.getbufferedfrag(t.end+.5):null},c.immediatelevelswitch=function(){this.abortcurrentfrag(),this.flushmainbuffer(0,number.positive_infinity)},c.nextlevelswitch=function(){var t=this.levels,e=this.media;if(null!=e&&e.readystate){var r,i=this.getappendedfrag(e.currenttime);if(i&&i.start>1&&this.flushmainbuffer(0,i.start-1),!e.paused&&t){var n=t[this.hls.nextloadlevel],a=this.fraglastkbps;r=a&&this.fragcurrent?this.fragcurrent.duration*n.maxbitrate/(1e3*a)+1:0}else r=0;var s=this.getbufferedfrag(e.currenttime+r);if(s){var o=this.followingbufferedfrag(s);if(o){this.abortcurrentfrag();var l=o.maxstartpts?o.maxstartpts:o.start,u=o.duration,h=math.max(s.end,l+math.min(math.max(u-this.config.maxfraglookuptolerance,.5*u),.75*u));this.flushmainbuffer(h,number.positive_infinity)}}}},c.abortcurrentfrag=function(){var t=this.fragcurrent;this.fragcurrent=null,null!=t&&t.loader&&t.loader.abort(),this.state===mt&&(this.state=pt),this.nextloadposition=this.getloadposition()},c.flushmainbuffer=function(e,r){t.prototype.flushmainbuffer.call(this,e,r,this.altaudio?"video":null)},c.onmediaattached=function(e,r){t.prototype.onmediaattached.call(this,e,r);var i=r.media;this.onvplaying=this.onmediaplaying.bind(this),this.onvseeked=this.onmediaseeked.bind(this),i.addeventlistener("playing",this.onvplaying),i.addeventlistener("seeked",this.onvseeked),this.gapcontroller=new te(this.config,i,this.fragmenttracker,this.hls)},c.onmediadetaching=function(){var e=this.media;e&&(e.removeeventlistener("playing",this.onvplaying),e.removeeventlistener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videobuffer=null),this.fragplaying=null,this.gapcontroller&&(this.gapcontroller.destroy(),this.gapcontroller=null),t.prototype.onmediadetaching.call(this)},c.onmediaplaying=function(){this.tick()},c.onmediaseeked=function(){var t=this.media,e=t?t.currenttime:null;object(n.a)(e)&&this.log("media seeked to "+e.tofixed(3)),this.tick()},c.onmanifestloading=function(){this.log("trigger buffer_reset"),this.hls.trigger(a.a.buffer_reset,void 0),this.fragmenttracker.removeallfragments(),this.couldbacktrack=this.stalled=!1,this.startposition=this.lastcurrenttime=0,this.fragplaying=null},c.onmanifestparsed=function(t,e){var r,i,n,a=!1,s=!1;e.levels.foreach((function(t){(r=t.audiocodec)&&(-1!==r.indexof("mp4a.40.2")&&(a=!0),-1!==r.indexof("mp4a.40.5")&&(s=!0))})),this.audiocodecswitch=a&&s&&!("function"==typeof(null==(n=xt())||null===(i=n.prototype)||void 0===i?void 0:i.changetype)),this.audiocodecswitch&&this.log("both aac/he-aac audio found in levels; declaring level codec as he-aac"),this.levels=e.levels,this.startfragrequested=!1},c.onlevelloading=function(t,e){var r=this.levels;if(r&&this.state===pt){var i=r[e.level];(!i.details||i.details.live&&this.levellastloaded!==e.level||this.waitforcdntunein(i.details))&&(this.state=wt)}},c.onlevelloaded=function(t,e){var r,i=this.levels,n=e.level,s=e.details,o=s.totalduration;if(i){this.log("level "+n+" loaded ["+s.startsn+","+s.endsn+"], cc ["+s.startcc+", "+s.endcc+"] duration:"+o);var l=this.fragcurrent;!l||this.state!==ft&&this.state!==nt||l.level!==e.level&&l.loader&&(this.state=pt,l.loader.abort());var u=i[n],h=0;if(s.live||null!==(r=u.details)&&void 0!==r&&r.live){if(s.fragments[0]||(s.deltaupdatefailed=!0),s.deltaupdatefailed)return;h=this.alignplaylists(s,u.details)}if(u.details=s,this.levellastloaded=n,this.hls.trigger(a.a.level_updated,{details:s,level:n}),this.state===wt){if(this.waitforcdntunein(s))return;this.state=pt}this.startfragrequested?s.live&&this.synchronizetoliveedge(s):this.setstartposition(s,h),this.tick()}else this.warn("levels were reset while loading level "+n)},c._handlefragmentloadprogress=function(t){var e,r=t.frag,i=t.part,n=t.payload,a=this.levels;if(a){var s=a[r.level],o=s.details;if(o){var l=s.videocodec,u=o.ptsknown||!o.live,h=null===(e=r.initsegment)||void 0===e?void 0:e.data,d=this._getaudiocodec(s),c=this.transmuxer=this.transmuxer||new zt(this.hls,k.b.main,this._handletransmuxcomplete.bind(this),this._handletransmuxerflush.bind(this)),f=i?i.index:-1,g=-1!==f,v=new ut(r.level,r.sn,r.stats.chunkcount,n.bytelength,f,g),p=this.initpts[r.cc];c.push(n,h,d,l,r,i,o.totalduration,u,v,p)}else this.warn("dropping fragment "+r.sn+" of level "+r.level+" after level details were reset")}else this.warn("levels were reset while fragment load was in progress. fragment "+r.sn+" of level "+r.level+" will not be buffered")},c.onaudiotrackswitching=function(t,e){var r=this.altaudio,i=!!e.url,n=e.id;if(!i){if(this.mediabuffer!==this.media){this.log("switching on main audio, use media.buffered to schedule main fragment loading"),this.mediabuffer=this.media;var s=this.fragcurrent;null!=s&&s.loader&&(this.log("switching to main audio track, cancel main fragment load"),s.loader.abort()),this.resettransmuxer(),this.resetloadingstate()}else this.audioonly&&this.resettransmuxer();var o=this.hls;r&&o.trigger(a.a.buffer_flushing,{startoffset:0,endoffset:number.positive_infinity,type:"audio"}),o.trigger(a.a.audio_track_switched,{id:n})}},c.onaudiotrackswitched=function(t,e){var r=e.id,i=!!this.hls.audiotracks[r].url;if(i){var n=this.videobuffer;n&&this.mediabuffer!==n&&(this.log("switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediabuffer=n)}this.altaudio=i,this.tick()},c.onbuffercreated=function(t,e){var r,i,n=e.tracks,a=!1;for(var s in n){var o=n[s];if("main"===o.id){if(i=s,r=o,"video"===s){var l=n[s];l&&(this.videobuffer=l.buffer)}}else a=!0}a&&r?(this.log("alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediabuffer=r.buffer):this.mediabuffer=this.media},c.onfragbuffered=function(t,e){var r=e.frag,i=e.part;if(!r||r.type===k.b.main){if(this.fragcontextchanged(r))return this.warn("fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state),void(this.state===gt&&(this.state=pt));var n=i?i.stats:r.stats;this.fraglastkbps=math.round(8*n.total/(n.buffering.end-n.loading.first)),"initsegment"!==r.sn&&(this.fragprevious=r),this.fragbufferedcomplete(r,i)}},c.onerror=function(t,e){switch(e.details){case s.a.frag_load_error:case s.a.frag_load_timeout:case s.a.key_load_error:case s.a.key_load_timeout:this.onfragmentorkeyloaderror(k.b.main,e);break;case s.a.level_load_error:case s.a.level_load_timeout:this.state!==ht&&(e.fatal?(this.warn(""+e.details),this.state=ht):e.levelretry||this.state!==wt||(this.state=pt));break;case s.a.buffer_full_error:if("main"===e.parent&&(this.state===bt||this.state===gt)){var r=!0,i=this.getfwdbufferinfo(this.media,k.b.main);i&&i.len>.5&&(r=!this.reducemaxbufferlength(i.len)),r&&(this.warn("buffer full error also media.currenttime is not buffered, flush main"),this.immediatelevelswitch()),this.resetloadingstate()}}},c.checkbuffer=function(){var t=this.media,e=this.gapcontroller;if(t&&e&&t.readystate){var r=lt.getbuffered(t);!this.loadedmetadata&&r.length?(this.loadedmetadata=!0,this.seektostartpos()):e.poll(this.lastcurrenttime),this.lastcurrenttime=t.currenttime}},c.onfragloademergencyaborted=function(){this.state=pt,this.loadedmetadata||(this.startfragrequested=!1,this.nextloadposition=this.startposition),this.tickimmediate()},c.onbufferflushed=function(t,e){var r=e.type;if(r!==u.a.audio||this.audioonly&&!this.altaudio){var i=(r===u.a.video?this.videobuffer:this.mediabuffer)||this.media;this.afterbufferflushed(i,r,k.b.main)}},c.onlevelsupdated=function(t,e){this.levels=e.levels},c.swapaudiocodec=function(){this.audiocodecswap=!this.audiocodecswap},c.seektostartpos=function(){var t=this.media,e=t.currenttime,r=this.startposition;if(r>=0&&e<r){if(t.seeking)return void o.b.log("could not seek to "+r+", already seeking at "+e);var i=lt.getbuffered(t),n=(i.length?i.start(0):0)-r;n>0&&(n<this.config.maxbufferhole||n<this.config.maxfraglookuptolerance)&&(o.b.log("adjusting start position by "+n+" to match buffer start"),r+=n,this.startposition=r),this.log("seek to target start position "+r+" from current time "+e),t.currenttime=r}},c._getaudiocodec=function(t){var e=this.config.defaultaudiocodec||t.audiocodec;return this.audiocodecswap&&e&&(this.log("swapping audio codec"),e=-1!==e.indexof("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),e},c._loadbitratetestfrag=function(t){var e=this;this._dofragload(t).then((function(r){var i=e.hls;if(r&&!i.nextloadlevel&&!e.fragcontextchanged(t)){e.fragloaderror=0,e.state=pt,e.startfragrequested=!1,e.bitratetest=!1;var n=t.stats;n.parsing.start=n.parsing.end=n.buffering.start=n.buffering.end=self.performance.now(),i.trigger(a.a.frag_loaded,r)}}))},c._handletransmuxcomplete=function(t){var e,r="main",i=this.hls,s=t.remuxresult,o=t.chunkmeta,l=this.getcurrentcontext(o);if(!l)return this.warn("the loading context changed while buffering fragment "+o.sn+" of level "+o.level+". this chunk will not be buffered."),void this.resetlivestartwhennotloaded(o.level);var h=l.frag,d=l.part,c=l.level,f=s.video,g=s.text,v=s.id3,p=s.initsegment,m=this.altaudio?void 0:s.audio;if(!this.fragcontextchanged(h)){if(this.state=bt,p){p.tracks&&(this._bufferinitsegment(c,p.tracks,h,o),i.trigger(a.a.frag_parsing_init_segment,{frag:h,id:r,tracks:p.tracks}));var y=p.initpts,t=p.timescale;object(n.a)(y)&&(this.initpts[h.cc]=y,i.trigger(a.a.init_pts_found,{frag:h,id:r,initpts:y,timescale:t}))}if(f&&!1!==s.independent){if(c.details){var b=f.startpts,e=f.endpts,s=f.startdts,l=f.enddts;if(d)d.elementarystreams[f.type]={startpts:b,endpts:e,startdts:s,enddts:l};else if(f.firstkeyframe&&f.independent&&(this.couldbacktrack=!0),f.dropped&&f.independent){if(this.getloadposition()+this.config.maxbufferhole<b)return void this.backtrack(h);h.setelementarystreaminfo(f.type,h.start,e,h.start,l,!0)}h.setelementarystreaminfo(f.type,b,e,s,l),this.bufferfragmentdata(f,h,d,o)}}else if(!1===s.independent)return void this.backtrack(h);if(m){var a=m.startpts,r=m.endpts,d=m.startdts,k=m.enddts;d&&(d.elementarystreams[u.a.audio]={startpts:a,endpts:r,startdts:d,enddts:k}),h.setelementarystreaminfo(u.a.audio,a,r,d,k),this.bufferfragmentdata(m,h,d,o)}if(null!=v&&null!==(e=v.samples)&&void 0!==e&&e.length){var _={frag:h,id:r,samples:v.samples};i.trigger(a.a.frag_parsing_metadata,_)}if(g){var i={frag:h,id:r,samples:g.samples};i.trigger(a.a.frag_parsing_userdata,i)}}},c._bufferinitsegment=function(t,e,r,i){var n=this;if(this.state===bt){this.audioonly=!!e.audio&&!e.video,this.altaudio&&!this.audioonly&&delete e.audio;var s=e.audio,o=e.video,l=e.audiovideo;if(s){var u=t.audiocodec,h=navigator.useragent.tolowercase();this.audiocodecswitch&&(u&&(u=-1!==u.indexof("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),1!==s.metadata.channelcount&&-1===h.indexof("firefox")&&(u="mp4a.40.5")),-1!==h.indexof("android")&&"audio/mpeg"!==s.container&&(u="mp4a.40.2",this.log("android: force audio codec to "+u)),t.audiocodec&&t.audiocodec!==u&&this.log('swapping manifest audio codec "'+t.audiocodec+'" for "'+u+'"'),s.levelcodec=u,s.id="main",this.log("init audio buffer, container:"+s.container+", codecs[selected/level/parsed]=["+(u||"")+"/"+(t.audiocodec||"")+"/"+s.codec+"]")}o&&(o.levelcodec=t.videocodec,o.id="main",this.log("init video buffer, container:"+o.container+", codecs[level/parsed]=["+(t.videocodec||"")+"/"+o.codec+"]")),l&&this.log("init audiovideo buffer, container:"+l.container+", codecs[level/parsed]=["+(t.attrs.codecs||"")+"/"+l.codec+"]"),this.hls.trigger(a.a.buffer_codecs,e),object.keys(e).foreach((function(t){var s=e[t].initsegment;null!=s&&s.bytelength&&n.hls.trigger(a.a.buffer_appending,{type:t,data:s,frag:r,part:null,chunkmeta:i,parent:r.type})})),this.tick()}},c.backtrack=function(t){this.couldbacktrack=!0,this.resettransmuxer(),this.flushbuffergap(t);var e=this.fragmenttracker.backtrack(t);this.fragprevious=null,this.nextloadposition=t.start,e?this.resetfragmentloading(t):this.state=kt},c.checkfragmentchanged=function(){var t=this.media,e=null;if(t&&t.readystate>1&&!1===t.seeking){var r=t.currenttime;if(lt.isbuffered(t,r)?e=this.getappendedfrag(r):lt.isbuffered(t,r+.1)&&(e=this.getappendedfrag(r+.1)),e){var i=this.fragplaying,n=e.level;i&&e.sn===i.sn&&i.level===n&&e.urlid===i.urlid||(this.hls.trigger(a.a.frag_changed,{frag:e}),i&&i.level===n||this.hls.trigger(a.a.level_switched,{level:n}),this.fragplaying=e)}}},l=i,(h=[{key:"nextlevel",get:function(){var t=this.nextbufferedfrag;return t?t.level:-1}},{key:"currentlevel",get:function(){var t=this.media;if(t){var e=this.getappendedfrag(t.currenttime);if(e)return e.level}return-1}},{key:"nextbufferedfrag",get:function(){var t=this.media;if(t){var e=this.getappendedfrag(t.currenttime);return this.followingbufferedfrag(e)}return null}},{key:"forcestartload",get:function(){return this._forcestartload}}])&&ee(l.prototype,h),d&&ee(l,d),i}(yt),ne=function(){function t(t,e,r){void 0===e&&(e=0),void 0===r&&(r=0),this.halflife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalweight_=void 0,this.halflife=t,this.alpha_=t?math.exp(math.log(.5)/t):0,this.estimate_=e,this.totalweight_=r}var e=t.prototype;return e.sample=function(t,e){var r=math.pow(this.alpha_,t);this.estimate_=e*(1-r)+r*this.estimate_,this.totalweight_+=t},e.gettotalweight=function(){return this.totalweight_},e.getestimate=function(){if(this.alpha_){var t=1-math.pow(this.alpha_,this.totalweight_);if(t)return this.estimate_/t}return this.estimate_},t}(),ae=function(){function t(t,e,r){this.defaultestimate_=void 0,this.minweight_=void 0,this.mindelayms_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultestimate_=r,this.minweight_=.001,this.mindelayms_=50,this.slow_=new ne(t),this.fast_=new ne(e)}var e=t.prototype;return e.update=function(t,e){var r=this.slow_,i=this.fast_;this.slow_.halflife!==t&&(this.slow_=new ne(t,r.getestimate(),r.gettotalweight())),this.fast_.halflife!==e&&(this.fast_=new ne(e,i.getestimate(),i.gettotalweight()))},e.sample=function(t,e){var r=(t=math.max(t,this.mindelayms_))/1e3,i=8*e/r;this.fast_.sample(r,i),this.slow_.sample(r,i)},e.canestimate=function(){var t=this.fast_;return t&&t.gettotalweight()>=this.minweight_},e.getestimate=function(){return this.canestimate()?math.min(this.fast_.getestimate(),this.slow_.getestimate()):this.defaultestimate_},e.destroy=function(){},t}();function se(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),object.defineproperty(t,i.key,i)}}var oe=function(){function t(t){this.hls=void 0,this.lastloadedfraglevel=0,this._nextautolevel=-1,this.timer=void 0,this.oncheck=this._abandonrulescheck.bind(this),this.fragcurrent=null,this.partcurrent=null,this.bitratetestdelay=0,this.bwestimator=void 0,this.hls=t;var e=t.config;this.bwestimator=new ae(e.abrewmaslowvod,e.abrewmafastvod,e.abrewmadefaultestimate),this.registerlisteners()}var e,r,i,l=t.prototype;return l.registerlisteners=function(){var t=this.hls;t.on(a.a.frag_loading,this.onfragloading,this),t.on(a.a.frag_loaded,this.onfragloaded,this),t.on(a.a.frag_buffered,this.onfragbuffered,this),t.on(a.a.level_loaded,this.onlevelloaded,this),t.on(a.a.error,this.onerror,this)},l.unregisterlisteners=function(){var t=this.hls;t.off(a.a.frag_loading,this.onfragloading,this),t.off(a.a.frag_loaded,this.onfragloaded,this),t.off(a.a.frag_buffered,this.onfragbuffered,this),t.off(a.a.level_loaded,this.onlevelloaded,this),t.off(a.a.error,this.onerror,this)},l.destroy=function(){this.unregisterlisteners(),this.cleartimer(),this.hls=this.oncheck=null,this.fragcurrent=this.partcurrent=null},l.onfragloading=function(t,e){var r,i=e.frag;i.type===k.b.main&&(this.timer||(this.fragcurrent=i,this.partcurrent=null!=(r=e.part)?r:null,this.timer=self.setinterval(this.oncheck,100)))},l.onlevelloaded=function(t,e){var r=this.hls.config;e.details.live?this.bwestimator.update(r.abrewmaslowlive,r.abrewmafastlive):this.bwestimator.update(r.abrewmaslowvod,r.abrewmafastvod)},l._abandonrulescheck=function(){var t=this.fragcurrent,e=this.partcurrent,r=this.hls,i=r.autolevelenabled,s=r.config,l=r.media;if(t&&l){var u=e?e.stats:t.stats,h=e?e.duration:t.duration;if(u.aborted)return o.b.warn("frag loader destroy or aborted, disarm abandonrules"),this.cleartimer(),void(this._nextautolevel=-1);if(i&&!l.paused&&l.playbackrate&&l.readystate){var d=performance.now()-u.loading.start,c=math.abs(l.playbackrate);if(!(d<=500*h/c)){var f=r.levels,g=r.minautolevel,v=f[t.level],p=u.total||math.max(u.loaded,math.round(h*v.maxbitrate/8)),m=math.max(1,u.bwestimate?u.bwestimate/8:1e3*u.loaded/d),y=(p-u.loaded)/m,t=l.currenttime,b=(lt.bufferinfo(l,t,s.maxbufferhole).end-t)/c;if(!(b>=2*h/c||y<=b)){var e,s=number.positive_infinity;for(e=t.level-1;e>g;e--){if((s=h*f[e].maxbitrate/(6.4*m))<b)break}if(!(s>=y)){var l=this.bwestimator.getestimate();o.b.warn("fragment "+t.sn+(e?" part "+e.index:"")+" of level "+t.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+e+"\n      current bw estimate: "+(object(n.a)(l)?(l/1024).tofixed(3):"unknown")+" kb/s\n      estimated load time for current fragment: "+y.tofixed(3)+" s\n      estimated load time for the next fragment: "+s.tofixed(3)+" s\n      time to underbuffer: "+b.tofixed(3)+" s"),r.nextloadlevel=e,this.bwestimator.sample(d,u.loaded),this.cleartimer(),t.loader&&(this.fragcurrent=this.partcurrent=null,t.loader.abort()),r.trigger(a.a.frag_load_emergency_aborted,{frag:t,part:e,stats:u})}}}}}},l.onfragloaded=function(t,e){var r=e.frag,i=e.part;if(r.type===k.b.main&&object(n.a)(r.sn)){var s=i?i.stats:r.stats,o=i?i.duration:r.duration;if(this.cleartimer(),this.lastloadedfraglevel=r.level,this._nextautolevel=-1,this.hls.config.abrmaxwithrealbitrate){var l=this.hls.levels[r.level],u=(l.loaded?l.loaded.bytes:0)+s.loaded,h=(l.loaded?l.loaded.duration:0)+o;l.loaded={bytes:u,duration:h},l.realbitrate=math.round(8*u/h)}if(r.bitratetest){var d={stats:s,frag:r,part:i,id:r.type};this.onfragbuffered(a.a.frag_buffered,d),r.bitratetest=!1}}},l.onfragbuffered=function(t,e){var r=e.frag,i=e.part,n=i?i.stats:r.stats;if(!n.aborted&&r.type===k.b.main&&"initsegment"!==r.sn){var a=n.parsing.end-n.loading.start;this.bwestimator.sample(a,n.loaded),n.bwestimate=this.bwestimator.getestimate(),r.bitratetest?this.bitratetestdelay=a/1e3:this.bitratetestdelay=0}},l.onerror=function(t,e){switch(e.details){case s.a.frag_load_error:case s.a.frag_load_timeout:this.cleartimer()}},l.cleartimer=function(){self.clearinterval(this.timer),this.timer=void 0},l.getnextabrautolevel=function(){var t=this.fragcurrent,e=this.partcurrent,r=this.hls,i=r.maxautolevel,n=r.config,a=r.minautolevel,s=r.media,l=e?e.duration:t?t.duration:0,u=s?s.currenttime:0,h=s&&0!==s.playbackrate?math.abs(s.playbackrate):1,d=this.bwestimator?this.bwestimator.getestimate():n.abrewmadefaultestimate,c=(lt.bufferinfo(s,u,n.maxbufferhole).end-u)/h,f=this.findbestlevel(d,a,i,c,n.abrbandwidthfactor,n.abrbandwidthupfactor);if(f>=0)return f;o.b.trace((c?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var g=l?math.min(l,n.maxstarvationdelay):n.maxstarvationdelay,v=n.abrbandwidthfactor,p=n.abrbandwidthupfactor;if(!c){var m=this.bitratetestdelay;if(m)g=(l?math.min(l,n.maxloadingdelay):n.maxloadingdelay)-m,o.b.trace("bitrate test took "+math.round(1e3*m)+"ms, set first fragment max fetchduration to "+math.round(1e3*g)+" ms"),v=p=1}return f=this.findbestlevel(d,a,i,c+g,v,p),math.max(f,0)},l.findbestlevel=function(t,e,r,i,n,a){for(var s,l=this.fragcurrent,u=this.partcurrent,h=this.lastloadedfraglevel,d=this.hls.levels,c=d[h],f=!(null==c||null===(s=c.details)||void 0===s||!s.live),g=null==c?void 0:c.codecset,v=u?u.duration:l?l.duration:0,p=r;p>=e;p--){var m=d[p];if(m&&(!g||m.codecset===g)){var y=m.details,t=(u?null==y?void 0:y.parttarget:null==y?void 0:y.averagetargetduration)||v,b=void 0;b=p<=h?n*t:a*t;var e=d[p].maxbitrate,s=e*t/b;if(o.b.trace("level/adjustedbw/bitrate/avgduration/maxfetchduration/fetchduration: "+p+"/"+math.round(b)+"/"+e+"/"+t+"/"+i+"/"+s),b>e&&(!s||f&&!this.bitratetestdelay||s<i))return p}}return-1},e=t,(r=[{key:"nextautolevel",get:function(){var t=this._nextautolevel,e=this.bwestimator;if(!(-1===t||e&&e.canestimate()))return t;var r=this.getnextabrautolevel();return-1!==t&&(r=math.min(t,r)),r},set:function(t){this._nextautolevel=t}}])&&se(e.prototype,r),i&&se(e,i),t}(),le=r(13);function ue(){return(ue=object.assign||function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)object.prototype.hasownproperty.call(r,i)&&(t[i]=r[i])}return t}).apply(this,arguments)}function he(t,e){return(he=object.setprototypeof||function(t,e){return t.__proto__=e,t})(t,e)}var de=function(t){var e,r;function i(e,r){var i;return(i=t.call(this,e,r,"[audio-stream-controller]")||this).videobuffer=null,i.videotrackcc=-1,i.waitingvideocc=-1,i.audioswitch=!1,i.trackid=-1,i.waitingdata=null,i.maindetails=null,i.bufferflushed=!1,i._registerlisteners(),i}r=t,(e=i).prototype=object.create(r.prototype),e.prototype.constructor=e,he(e,r);var l=i.prototype;return l.onhandlerdestroying=function(){this._unregisterlisteners(),this.maindetails=null},l._registerlisteners=function(){var t=this.hls;t.on(a.a.media_attached,this.onmediaattached,this),t.on(a.a.media_detaching,this.onmediadetaching,this),t.on(a.a.manifest_loading,this.onmanifestloading,this),t.on(a.a.level_loaded,this.onlevelloaded,this),t.on(a.a.audio_tracks_updated,this.onaudiotracksupdated,this),t.on(a.a.audio_track_switching,this.onaudiotrackswitching,this),t.on(a.a.audio_track_loaded,this.onaudiotrackloaded,this),t.on(a.a.error,this.onerror,this),t.on(a.a.buffer_reset,this.onbufferreset,this),t.on(a.a.buffer_created,this.onbuffercreated,this),t.on(a.a.buffer_flushed,this.onbufferflushed,this),t.on(a.a.init_pts_found,this.oninitptsfound,this),t.on(a.a.frag_buffered,this.onfragbuffered,this)},l._unregisterlisteners=function(){var t=this.hls;t.off(a.a.media_attached,this.onmediaattached,this),t.off(a.a.media_detaching,this.onmediadetaching,this),t.off(a.a.manifest_loading,this.onmanifestloading,this),t.off(a.a.level_loaded,this.onlevelloaded,this),t.off(a.a.audio_tracks_updated,this.onaudiotracksupdated,this),t.off(a.a.audio_track_switching,this.onaudiotrackswitching,this),t.off(a.a.audio_track_loaded,this.onaudiotrackloaded,this),t.off(a.a.error,this.onerror,this),t.off(a.a.buffer_reset,this.onbufferreset,this),t.off(a.a.buffer_created,this.onbuffercreated,this),t.off(a.a.buffer_flushed,this.onbufferflushed,this),t.off(a.a.init_pts_found,this.oninitptsfound,this),t.off(a.a.frag_buffered,this.onfragbuffered,this)},l.oninitptsfound=function(t,e){var r=e.frag,i=e.id,n=e.initpts;if("main"===i){var a=r.cc;this.initpts[r.cc]=n,this.log("initpts for cc: "+a+" found from main: "+n),this.videotrackcc=a,this.state===vt&&this.tick()}},l.startload=function(t){if(!this.levels)return this.startposition=t,void(this.state=xt);var e=this.lastcurrenttime;this.stopload(),this.setinterval(100),this.fragloaderror=0,e>0&&-1===t?(this.log("override startposition with lastcurrenttime @"+e.tofixed(3)),this.state=pt):(this.loadedmetadata=!1,this.state=ut),this.nextloadposition=this.startposition=this.lastcurrenttime=t,this.tick()},l.dotick=function(){switch(this.state){case pt:this.dotickidle();break;case ut:var e,r=this.levels,i=this.trackid,n=null==r||null===(e=r[i])||void 0===e?void 0:e.details;if(n){if(this.waitforcdntunein(n))break;this.state=vt}break;case nt:var a,s=performance.now(),l=this.retrydate;(!l||s>=l||null!==(a=this.media)&&void 0!==a&&a.seeking)&&(this.log("retrydate reached, switch back to idle state"),this.state=pt);break;case vt:var u=this.waitingdata;if(u){var h=u.frag,d=u.part,c=u.cache,f=u.complete;if(void 0!==this.initpts[h.cc]){this.waitingdata=null,this.waitingvideocc=-1,this.state=ft;var g={frag:h,part:d,payload:c.flush(),networkdetails:null};this._handlefragmentloadprogress(g),f&&t.prototype._handlefragmentloadcomplete.call(this,g)}else if(this.videotrackcc!==this.waitingvideocc)o.b.log("waiting fragment cc ("+h.cc+") cancelled because video is at cc "+this.videotrackcc),this.clearwaitingfragment();else{var v=this.getloadposition(),p=lt.bufferinfo(this.mediabuffer,v,this.config.maxbufferhole);yt(p.end,this.config.maxfraglookuptolerance,h)<0&&(o.b.log("waiting fragment cc ("+h.cc+") @ "+h.start+" cancelled because another fragment at "+p.end+" is needed"),this.clearwaitingfragment())}}else this.state=pt}this.ontickend()},l.clearwaitingfragment=function(){var t=this.waitingdata;t&&(this.fragmenttracker.removefragment(t.frag),this.waitingdata=null,this.waitingvideocc=-1,this.state=pt)},l.ontickend=function(){var t=this.media;if(t&&t.readystate){var e=(this.mediabuffer?this.mediabuffer:t).buffered;!this.loadedmetadata&&e.length&&(this.loadedmetadata=!0),this.lastcurrenttime=t.currenttime}},l.dotickidle=function(){var t,e,r=this.hls,i=this.levels,n=this.media,s=this.trackid,o=r.config;if(i&&i[s]&&(n||!this.startfragrequested&&o.startfragprefetch)){var l=i[s].details;if(!l||l.live&&this.levellastloaded!==s||this.waitforcdntunein(l))this.state=ut;else{this.bufferflushed&&(this.bufferflushed=!1,this.afterbufferflushed(this.mediabuffer?this.mediabuffer:this.media,u.a.audio,k.b.audio));var h=this.getfwdbufferinfo(this.mediabuffer?this.mediabuffer:this.media,k.b.audio);if(null!==h){var d=h.len,c=this.getmaxbufferlength(),f=this.audioswitch;if(!(d>=c)||f){if(!f&&this._streamended(h,l))return r.trigger(a.a.buffer_eos,{type:"audio"}),void(this.state=jt);var g=l.fragments[0].start,v=h.end;if(f){var p=this.getloadposition();v=p,l.ptsknown&&p<g&&(h.end>g||h.nextstart)&&(this.log("alt audio track ahead of main track, seek to start of alt audio track"),n.currenttime=g+.05)}var m=this.getnextfragment(v,l);m?"identity"!==(null===(t=m.decryptdata)||void 0===t?void 0:t.keyformat)||null!==(e=m.decryptdata)&&void 0!==e&&e.key?this.loadfragment(m,l,v):this.loadkey(m,l):this.bufferflushed=!0}}}}},l.getmaxbufferlength=function(){var e=t.prototype.getmaxbufferlength.call(this),r=this.getfwdbufferinfo(this.videobuffer?this.videobuffer:this.media,k.b.main);return null===r?e:math.max(e,r.len)},l.onmediadetaching=function(){this.videobuffer=null,t.prototype.onmediadetaching.call(this)},l.onaudiotracksupdated=function(t,e){var r=e.audiotracks;this.resettransmuxer(),this.levels=r.map((function(t){return new j(t)}))},l.onaudiotrackswitching=function(t,e){var r=!!e.url;this.trackid=e.id;var i=this.fragcurrent;null!=i&&i.loader&&i.loader.abort(),this.fragcurrent=null,this.clearwaitingfragment(),r?this.setinterval(100):this.resettransmuxer(),r?(this.audioswitch=!0,this.state=pt):this.state=xt,this.tick()},l.onmanifestloading=function(){this.maindetails=null,this.fragmenttracker.removeallfragments(),this.startposition=this.lastcurrenttime=0,this.bufferflushed=!1},l.onlevelloaded=function(t,e){this.maindetails=e.details},l.onaudiotrackloaded=function(t,e){var r,i=this.levels,n=e.details,a=e.id;if(i){this.log("track "+a+" loaded ["+n.startsn+","+n.endsn+"],duration:"+n.totalduration);var s=i[a],o=0;if(n.live||null!==(r=s.details)&&void 0!==r&&r.live){var l=this.maindetails;if(n.fragments[0]||(n.deltaupdatefailed=!0),n.deltaupdatefailed||!l)return;!s.details&&n.hasprogramdatetime&&l.hasprogramdatetime?(gt(n,l),o=n.fragments[0].start):o=this.alignplaylists(n,s.details)}s.details=n,this.levellastloaded=a,this.startfragrequested||!this.maindetails&&n.live||this.setstartposition(s.details,o),this.state!==ut||this.waitforcdntunein(n)||(this.state=pt),this.tick()}else this.warn("audio tracks were reset while loading level "+a)},l._handlefragmentloadprogress=function(t){var e,r=t.frag,i=t.part,n=t.payload,a=this.config,s=this.trackid,l=this.levels;if(l){var u=l[s],h=u.details,d=a.defaultaudiocodec||u.audiocodec||"mp4a.40.2",c=this.transmuxer;c||(c=this.transmuxer=new zt(this.hls,k.b.audio,this._handletransmuxcomplete.bind(this),this._handletransmuxerflush.bind(this)));var f=this.initpts[r.cc],g=null===(e=r.initsegment)||void 0===e?void 0:e.data;if(void 0!==f){var v=i?i.index:-1,p=-1!==v,m=new ut(r.level,r.sn,r.stats.chunkcount,n.bytelength,v,p);c.push(n,g,d,"",r,i,h.totalduration,!1,m,f)}else{o.b.log("unknown video pts for cc "+r.cc+", waiting for video pts before demuxing audio frag "+r.sn+" of ["+h.startsn+" ,"+h.endsn+"],track "+s),(this.waitingdata=this.waitingdata||{frag:r,part:i,cache:new le.a,complete:!1}).cache.push(new uint8array(n)),this.waitingvideocc=this.videotrackcc,this.state=vt}}else this.warn("audio tracks were reset while fragment load was in progress. fragment "+r.sn+" of level "+r.level+" will not be buffered")},l._handlefragmentloadcomplete=function(e){this.waitingdata?this.waitingdata.complete=!0:t.prototype._handlefragmentloadcomplete.call(this,e)},l.onbufferreset=function(){this.mediabuffer=this.videobuffer=null,this.loadedmetadata=!1},l.onbuffercreated=function(t,e){var r=e.tracks.audio;r&&(this.mediabuffer=r.buffer),e.tracks.video&&(this.videobuffer=e.tracks.video.buffer)},l.onfragbuffered=function(t,e){var r=e.frag,i=e.part;r.type===k.b.audio&&(this.fragcontextchanged(r)?this.warn("fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state+", audioswitch: "+this.audioswitch):("initsegment"!==r.sn&&(this.fragprevious=r,this.audioswitch&&(this.audioswitch=!1,this.hls.trigger(a.a.audio_track_switched,{id:this.trackid}))),this.fragbufferedcomplete(r,i)))},l.onerror=function(e,r){switch(r.details){case s.a.frag_load_error:case s.a.frag_load_timeout:case s.a.key_load_error:case s.a.key_load_timeout:this.onfragmentorkeyloaderror(k.b.audio,r);break;case s.a.audio_track_load_error:case s.a.audio_track_load_timeout:this.state!==ht&&this.state!==xt&&(this.state=r.fatal?ht:pt,this.warn(r.details+" while loading frag, switching to "+this.state+" state"));break;case s.a.buffer_full_error:if("audio"===r.parent&&(this.state===bt||this.state===gt)){var i=!0,n=this.getfwdbufferinfo(this.mediabuffer,k.b.audio);n&&n.len>.5&&(i=!this.reducemaxbufferlength(n.len)),i&&(this.warn("buffer full error also media.currenttime is not buffered, flush audio buffer"),this.fragcurrent=null,t.prototype.flushmainbuffer.call(this,0,number.positive_infinity,"audio")),this.resetloadingstate()}}},l.onbufferflushed=function(t,e){e.type===u.a.audio&&(this.bufferflushed=!0)},l._handletransmuxcomplete=function(t){var e,r="audio",i=this.hls,n=t.remuxresult,s=t.chunkmeta,o=this.getcurrentcontext(s);if(!o)return this.warn("the loading context changed while buffering fragment "+s.sn+" of level "+s.level+". this chunk will not be buffered."),void this.resetlivestartwhennotloaded(s.level);var l=o.frag,h=o.part,d=n.audio,c=n.text,f=n.id3,g=n.initsegment;if(!this.fragcontextchanged(l)){if(this.state=bt,this.audioswitch&&d&&this.completeaudioswitch(),null!=g&&g.tracks&&(this._bufferinitsegment(g.tracks,l,s),i.trigger(a.a.frag_parsing_init_segment,{frag:l,id:r,tracks:g.tracks})),d){var v=d.startpts,p=d.endpts,m=d.startdts,y=d.enddts;h&&(h.elementarystreams[u.a.audio]={startpts:v,endpts:p,startdts:m,enddts:y}),l.setelementarystreaminfo(u.a.audio,v,p,m,y),this.bufferfragmentdata(d,l,h,s)}if(null!=f&&null!==(e=f.samples)&&void 0!==e&&e.length){var t=ue({frag:l,id:r},f);i.trigger(a.a.frag_parsing_metadata,t)}if(c){var b=ue({frag:l,id:r},c);i.trigger(a.a.frag_parsing_userdata,b)}}},l._bufferinitsegment=function(t,e,r){if(this.state===bt){t.video&&delete t.video;var i=t.audio;if(i){i.levelcodec=i.codec,i.id="audio",this.log("init audio buffer, container:"+i.container+", codecs[parsed]=["+i.codec+"]"),this.hls.trigger(a.a.buffer_codecs,t);var n=i.initsegment;if(null!=n&&n.bytelength){var s={type:"audio",frag:e,part:null,chunkmeta:r,parent:e.type,data:n};this.hls.trigger(a.a.buffer_appending,s)}this.tick()}}},l.loadfragment=function(e,r,i){var a=this.fragmenttracker.getstate(e);this.fragcurrent=e,(this.audioswitch||a===tt.not_loaded||a===tt.partial)&&("initsegment"===e.sn?this._loadinitsegment(e):r.live&&!object(n.a)(this.initpts[e.cc])?(this.log("waiting for video pts in continuity counter "+e.cc+" of live stream before loading audio fragment "+e.sn+" of level "+this.trackid),this.state=vt):(this.startfragrequested=!0,t.prototype.loadfragment.call(this,e,r,i)))},l.completeaudioswitch=function(){var e=this.hls,r=this.media,i=this.trackid;r&&(this.log("switching audio track : flushing all audio"),t.prototype.flushmainbuffer.call(this,0,number.positive_infinity,"audio")),this.audioswitch=!1,e.trigger(a.a.audio_track_switched,{id:i})},i}(yt);function ce(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),object.defineproperty(t,i.key,i)}}function fe(t,e){return(fe=object.setprototypeof||function(t,e){return t.__proto__=e,t})(t,e)}var ge=function(t){var e,r;function i(e){var r;return(r=t.call(this,e,"[audio-track-controller]")||this).tracks=[],r.groupid=null,r.tracksingroup=[],r.trackid=-1,r.trackname="",r.selectdefaulttrack=!0,r.registerlisteners(),r}r=t,(e=i).prototype=object.create(r.prototype),e.prototype.constructor=e,fe(e,r);var n,o,l,u=i.prototype;return u.registerlisteners=function(){var t=this.hls;t.on(a.a.manifest_loading,this.onmanifestloading,this),t.on(a.a.manifest_parsed,this.onmanifestparsed,this),t.on(a.a.level_loading,this.onlevelloading,this),t.on(a.a.level_switching,this.onlevelswitching,this),t.on(a.a.audio_track_loaded,this.onaudiotrackloaded,this),t.on(a.a.error,this.onerror,this)},u.unregisterlisteners=function(){var t=this.hls;t.off(a.a.manifest_loading,this.onmanifestloading,this),t.off(a.a.manifest_parsed,this.onmanifestparsed,this),t.off(a.a.level_loading,this.onlevelloading,this),t.off(a.a.level_switching,this.onlevelswitching,this),t.off(a.a.audio_track_loaded,this.onaudiotrackloaded,this),t.off(a.a.error,this.onerror,this)},u.destroy=function(){this.unregisterlisteners(),this.tracks.length=0,this.tracksingroup.length=0,t.prototype.destroy.call(this)},u.onmanifestloading=function(){this.tracks=[],this.groupid=null,this.tracksingroup=[],this.trackid=-1,this.trackname="",this.selectdefaulttrack=!0},u.onmanifestparsed=function(t,e){this.tracks=e.audiotracks||[]},u.onaudiotrackloaded=function(t,e){var r=e.id,i=e.details,n=this.tracksingroup[r];if(n){var a=n.details;n.details=e.details,this.log("audiotrack "+r+" loaded ["+i.startsn+"-"+i.endsn+"]"),r===this.trackid&&(this.retrycount=0,this.playlistloaded(r,e,a))}else this.warn("invalid audio track id "+r)},u.onlevelloading=function(t,e){this.switchlevel(e.level)},u.onlevelswitching=function(t,e){this.switchlevel(e.level)},u.switchlevel=function(t){var e=this.hls.levels[t];if(null!=e&&e.audiogroupids){var r=e.audiogroupids[e.urlid];if(this.groupid!==r){this.groupid=r;var i=this.tracks.filter((function(t){return!r||t.groupid===r}));this.selectdefaulttrack&&!i.some((function(t){return t.default}))&&(this.selectdefaulttrack=!1),this.tracksingroup=i;var n={audiotracks:i};this.log("updating audio tracks, "+i.length+' track(s) found in "'+r+'" group-id'),this.hls.trigger(a.a.audio_tracks_updated,n),this.selectinitialtrack()}}},u.onerror=function(e,r){t.prototype.onerror.call(this,e,r),!r.fatal&&r.context&&r.context.type===k.a.audio_track&&r.context.id===this.trackid&&r.context.groupid===this.groupid&&this.retryloadingorfail(r)},u.setaudiotrack=function(t){var e=this.tracksingroup;if(t<0||t>=e.length)this.warn("invalid id passed to audio-track controller");else{this.cleartimer();var r=e[this.trackid];this.log("now switching to audio-track index "+t);var i=e[t],n=i.id,s=i.groupid,o=void 0===s?"":s,l=i.name,u=i.type,h=i.url;if(this.trackid=t,this.trackname=l,this.selectdefaulttrack=!1,this.hls.trigger(a.a.audio_track_switching,{id:n,groupid:o,name:l,type:u,url:h}),!i.details||i.details.live){var d=this.switchparams(i.url,null==r?void 0:r.details);this.loadplaylist(d)}}},u.selectinitialtrack=function(){this.tracksingroup;var t=this.trackname,e=this.findtrackid(t)||this.findtrackid();-1!==e?this.setaudiotrack(e):(this.warn("no track found for running audio group-id: "+this.groupid),this.hls.trigger(a.a.error,{type:s.b.media_error,details:s.a.audio_track_load_error,fatal:!0}))},u.findtrackid=function(t){for(var e=this.tracksingroup,r=0;r<e.length;r++){var i=e[r];if((!this.selectdefaulttrack||i.default)&&(!t||t===i.name))return i.id}return-1},u.loadplaylist=function(t){var e=this.tracksingroup[this.trackid];if(this.shouldloadtrack(e)){var r=e.id,i=e.groupid,n=e.url;if(t)try{n=t.adddirectives(n)}catch(t){this.warn("could not construct new url with hls delivery directives: "+t)}this.log("loading audio-track playlist for id: "+r),this.cleartimer(),this.hls.trigger(a.a.audio_track_loading,{url:n,id:r,groupid:i,deliverydirectives:t||null})}},n=i,(o=[{key:"audiotracks",get:function(){return this.tracksingroup}},{key:"audiotrack",get:function(){return this.trackid},set:function(t){this.selectdefaulttrack=!1,this.setaudiotrack(t)}}])&&ce(n.prototype,o),l&&ce(n,l),i}(q);function ve(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),object.defineproperty(t,i.key,i)}}function pe(t,e){return(pe=object.setprototypeof||function(t,e){return t.__proto__=e,t})(t,e)}var me=function(t){var e,r;function i(e,r){var i;return(i=t.call(this,e,r,"[subtitle-stream-controller]")||this).levels=[],i.currenttrackid=-1,i.tracksbuffered=[],i.maindetails=null,i._registerlisteners(),i}r=t,(e=i).prototype=object.create(r.prototype),e.prototype.constructor=e,pe(e,r);var n,s,l,u=i.prototype;return u.onhandlerdestroying=function(){this._unregisterlisteners(),this.maindetails=null},u._registerlisteners=function(){var t=this.hls;t.on(a.a.media_attached,this.onmediaattached,this),t.on(a.a.media_detaching,this.onmediadetaching,this),t.on(a.a.manifest_loading,this.onmanifestloading,this),t.on(a.a.level_loaded,this.onlevelloaded,this),t.on(a.a.error,this.onerror,this),t.on(a.a.subtitle_tracks_updated,this.onsubtitletracksupdated,this),t.on(a.a.subtitle_track_switch,this.onsubtitletrackswitch,this),t.on(a.a.subtitle_track_loaded,this.onsubtitletrackloaded,this),t.on(a.a.subtitle_frag_processed,this.onsubtitlefragprocessed,this),t.on(a.a.buffer_flushing,this.onbufferflushing,this)},u._unregisterlisteners=function(){var t=this.hls;t.off(a.a.media_attached,this.onmediaattached,this),t.off(a.a.media_detaching,this.onmediadetaching,this),t.off(a.a.manifest_loading,this.onmanifestloading,this),t.off(a.a.level_loaded,this.onlevelloaded,this),t.off(a.a.error,this.onerror,this),t.off(a.a.subtitle_tracks_updated,this.onsubtitletracksupdated,this),t.off(a.a.subtitle_track_switch,this.onsubtitletrackswitch,this),t.off(a.a.subtitle_track_loaded,this.onsubtitletrackloaded,this),t.off(a.a.subtitle_frag_processed,this.onsubtitlefragprocessed,this),t.off(a.a.buffer_flushing,this.onbufferflushing,this)},u.startload=function(){this.stopload(),this.state=pt,this.setinterval(500),this.tick()},u.onmanifestloading=function(){this.maindetails=null,this.fragmenttracker.removeallfragments()},u.onlevelloaded=function(t,e){this.maindetails=e.details},u.onsubtitlefragprocessed=function(t,e){var r=e.frag,i=e.success;if(this.fragprevious=r,this.state=pt,i){var n=this.tracksbuffered[this.currenttrackid];if(n){for(var a,s=r.start,o=0;o<n.length;o++)if(s>=n[o].start&&s<=n[o].end){a=n[o];break}var l=r.start+r.duration;a?a.end=l:(a={start:s,end:l},n.push(a)),this.fragmenttracker.fragbuffered(r)}}},u.onbufferflushing=function(t,e){var r=e.startoffset,i=e.endoffset;if(0===r&&i!==number.positive_infinity){var n=this.currenttrackid,a=this.levels;if(!a.length||!a[n]||!a[n].details)return;var s=i-a[n].details.targetduration;if(s<=0)return;e.endoffsetsubtitles=math.max(0,s),this.tracksbuffered.foreach((function(t){for(var e=0;e<t.length;)if(t[e].end<=s)t.shift();else{if(!(t[e].start<s))break;t[e].start=s,e++}})),this.fragmenttracker.removefragmentsinrange(r,s,k.b.subtitle)}},u.onerror=function(t,e){var r,i=e.frag;i&&i.type===k.b.subtitle&&(null!==(r=this.fragcurrent)&&void 0!==r&&r.loader&&this.fragcurrent.loader.abort(),this.state=pt)},u.onsubtitletracksupdated=function(t,e){var r=this,i=e.subtitletracks;this.tracksbuffered=[],this.levels=i.map((function(t){return new j(t)})),this.fragmenttracker.removeallfragments(),this.fragprevious=null,this.levels.foreach((function(t){r.tracksbuffered[t.id]=[]})),this.mediabuffer=null},u.onsubtitletrackswitch=function(t,e){if(this.currenttrackid=e.id,this.levels.length&&-1!==this.currenttrackid){var r=this.levels[this.currenttrackid];null!=r&&r.details?(this.mediabuffer=this.mediabuffertimeranges,this.setinterval(500)):this.mediabuffer=null}else this.clearinterval()},u.onsubtitletrackloaded=function(t,e){var r,i=e.details,n=e.id,a=this.currenttrackid,s=this.levels;if(s.length){var o=s[a];if(!(n>=s.length||n!==a)&&o){if(this.mediabuffer=this.mediabuffertimeranges,i.live||null!==(r=o.details)&&void 0!==r&&r.live){var l=this.maindetails;if(i.deltaupdatefailed||!l)return;var u=l.fragments[0];if(o.details)0===this.alignplaylists(i,o.details)&&u&&z(i,u.start);else i.hasprogramdatetime&&l.hasprogramdatetime?gt(i,l):u&&z(i,u.start)}if(o.details=i,this.levellastloaded=n,this.tick(),i.live&&!this.fragcurrent&&this.media&&this.state===pt)mt(null,i.fragments,this.media.currenttime,0)||(this.warn("subtitle playlist not aligned with playback"),o.details=void 0)}}},u._handlefragmentloadcomplete=function(t){var e=t.frag,r=t.payload,i=e.decryptdata,n=this.hls;if(!this.fragcontextchanged(e)&&r&&r.bytelength>0&&i&&i.key&&i.iv&&"aes-128"===i.method){var s=performance.now();this.decrypter.webcryptodecrypt(new uint8array(r),i.key.buffer,i.iv.buffer).then((function(t){var r=performance.now();n.trigger(a.a.frag_decrypted,{frag:e,payload:t,stats:{tstart:s,tdecrypt:r}})}))}},u.dotick=function(){if(this.media){if(this.state===pt){var t,e=this.currenttrackid,r=this.levels;if(!r.length||!r[e]||!r[e].details)return;var i=r[e].details,n=i.targetduration,s=this.config,l=this.media,u=lt.bufferedinfo(this.mediabuffertimeranges,l.currenttime-n,s.maxbufferhole),h=u.end;if(u.len>this.getmaxbufferlength()+n)return;var d,c=i.fragments,f=c.length,g=i.edge,v=this.fragprevious;if(h<g){var p=s.maxfraglookuptolerance;v&&i.hasprogramdatetime&&(d=pt(c,v.endprogramdatetime,p)),d||!(d=mt(v,c,h,p))&&v&&v.start<c[0].start&&(d=c[0])}else d=c[f-1];null!==(t=d)&&void 0!==t&&t.encrypted?(o.b.log("loading key for "+d.sn),this.state=mt,this.hls.trigger(a.a.key_loading,{frag:d})):d&&this.fragmenttracker.getstate(d)===tt.not_loaded&&this.loadfragment(d,i,h)}}else this.state=pt},u.loadfragment=function(e,r,i){this.fragcurrent=e,t.prototype.loadfragment.call(this,e,r,i)},n=i,(s=[{key:"mediabuffertimeranges",get:function(){return this.tracksbuffered[this.currenttrackid]||[]}}])&&ve(n.prototype,s),l&&ve(n,l),i}(yt);function ye(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),object.defineproperty(t,i.key,i)}}function te(t,e){return(te=object.setprototypeof||function(t,e){return t.__proto__=e,t})(t,e)}function be(t){for(var e=[],r=0;r<t.length;r++){var i=t[r];"subtitles"===i.kind&&i.label&&e.push(t[r])}return e}var ee,se=function(t){var e,r;function i(e){var r;return(r=t.call(this,e,"[subtitle-track-controller]")||this).media=null,r.tracks=[],r.groupid=null,r.tracksingroup=[],r.trackid=-1,r.selectdefaulttrack=!0,r.queueddefaulttrack=-1,r.trackchangelistener=function(){return r.ontexttrackschanged()},r.asyncpolltrackchange=function(){return r.polltrackchange(0)},r.usetexttrackpolling=!1,r.subtitlepollinginterval=-1,r.subtitledisplay=!0,r.registerlisteners(),r}r=t,(e=i).prototype=object.create(r.prototype),e.prototype.constructor=e,te(e,r);var n,s,o,l=i.prototype;return l.destroy=function(){this.unregisterlisteners(),this.tracks.length=0,this.tracksingroup.length=0,this.trackchangelistener=this.asyncpolltrackchange=null,t.prototype.destroy.call(this)},l.registerlisteners=function(){var t=this.hls;t.on(a.a.media_attached,this.onmediaattached,this),t.on(a.a.media_detaching,this.onmediadetaching,this),t.on(a.a.manifest_loading,this.onmanifestloading,this),t.on(a.a.manifest_parsed,this.onmanifestparsed,this),t.on(a.a.level_loading,this.onlevelloading,this),t.on(a.a.level_switching,this.onlevelswitching,this),t.on(a.a.subtitle_track_loaded,this.onsubtitletrackloaded,this),t.on(a.a.error,this.onerror,this)},l.unregisterlisteners=function(){var t=this.hls;t.off(a.a.media_attached,this.onmediaattached,this),t.off(a.a.media_detaching,this.onmediadetaching,this),t.off(a.a.manifest_loading,this.onmanifestloading,this),t.off(a.a.manifest_parsed,this.onmanifestparsed,this),t.off(a.a.level_loading,this.onlevelloading,this),t.off(a.a.level_switching,this.onlevelswitching,this),t.off(a.a.subtitle_track_loaded,this.onsubtitletrackloaded,this),t.off(a.a.error,this.onerror,this)},l.onmediaattached=function(t,e){this.media=e.media,this.media&&(this.queueddefaulttrack>-1&&(this.subtitletrack=this.queueddefaulttrack,this.queueddefaulttrack=-1),this.usetexttrackpolling=!(this.media.texttracks&&"onchange"in this.media.texttracks),this.usetexttrackpolling?this.polltrackchange(500):this.media.texttracks.addeventlistener("change",this.asyncpolltrackchange))},l.polltrackchange=function(t){self.clearinterval(this.subtitlepollinginterval),this.subtitlepollinginterval=self.setinterval(this.trackchangelistener,t)},l.onmediadetaching=function(){this.media&&(self.clearinterval(this.subtitlepollinginterval),this.usetexttrackpolling||this.media.texttracks.removeeventlistener("change",this.asyncpolltrackchange),this.trackid>-1&&(this.queueddefaulttrack=this.trackid),be(this.media.texttracks).foreach((function(t){x(t)})),this.subtitletrack=-1,this.media=null)},l.onmanifestloading=function(){this.tracks=[],this.groupid=null,this.tracksingroup=[],this.trackid=-1,this.selectdefaulttrack=!0},l.onmanifestparsed=function(t,e){this.tracks=e.subtitletracks},l.onsubtitletrackloaded=function(t,e){var r=e.id,i=e.details,n=this.trackid,a=this.tracksingroup[n];if(a){var s=a.details;a.details=e.details,this.log("subtitle track "+r+" loaded ["+i.startsn+"-"+i.endsn+"]"),r===this.trackid&&(this.retrycount=0,this.playlistloaded(r,e,s))}else this.warn("invalid subtitle track id "+r)},l.onlevelloading=function(t,e){this.switchlevel(e.level)},l.onlevelswitching=function(t,e){this.switchlevel(e.level)},l.switchlevel=function(t){var e=this.hls.levels[t];if(null!=e&&e.textgroupids){var r=e.textgroupids[e.urlid];if(this.groupid!==r){var i=this.tracksingroup?this.tracksingroup[this.trackid]:void 0,n=this.tracks.filter((function(t){return!r||t.groupid===r}));this.tracksingroup=n;var s=this.findtrackid(null==i?void 0:i.name)||this.findtrackid();this.groupid=r;var o={subtitletracks:n};this.log("updating subtitle tracks, "+n.length+' track(s) found in "'+r+'" group-id'),this.hls.trigger(a.a.subtitle_tracks_updated,o),-1!==s&&this.setsubtitletrack(s,i)}}},l.findtrackid=function(t){for(var e=this.tracksingroup,r=0;r<e.length;r++){var i=e[r];if((!this.selectdefaulttrack||i.default)&&(!t||t===i.name))return i.id}return-1},l.onerror=function(e,r){t.prototype.onerror.call(this,e,r),!r.fatal&&r.context&&r.context.type===k.a.subtitle_track&&r.context.id===this.trackid&&r.context.groupid===this.groupid&&this.retryloadingorfail(r)},l.loadplaylist=function(t){var e=this.tracksingroup[this.trackid];if(this.shouldloadtrack(e)){var r=e.id,i=e.groupid,n=e.url;if(t)try{n=t.adddirectives(n)}catch(t){this.warn("could not construct new url with hls delivery directives: "+t)}this.log("loading subtitle playlist for id "+r),this.hls.trigger(a.a.subtitle_track_loading,{url:n,id:r,groupid:i,deliverydirectives:t||null})}},l.toggletrackmodes=function(t){var e=this,r=this.media,i=this.subtitledisplay,n=this.trackid;if(r){var a=be(r.texttracks),s=a.filter((function(t){return t.groupid===e.groupid}));if(-1===t)[].slice.call(a).foreach((function(t){t.mode="disabled"}));else{var o=s[n];o&&(o.mode="disabled")}var l=s[t];l&&(l.mode=i?"showing":"hidden")}},l.setsubtitletrack=function(t,e){var r,i=this.tracksingroup;if(this.media){if(this.trackid!==t&&this.toggletrackmodes(t),!(this.trackid===t&&(-1===t||null!==(r=i[t])&&void 0!==r&&r.details)||t<-1||t>=i.length)){this.cleartimer();var n=i[t];if(this.log("switching to subtitle track "+t),this.trackid=t,n){var s=n.id,o=n.groupid,l=void 0===o?"":o,u=n.name,h=n.type,d=n.url;this.hls.trigger(a.a.subtitle_track_switch,{id:s,groupid:l,name:u,type:h,url:d});var c=this.switchparams(n.url,null==e?void 0:e.details);this.loadplaylist(c)}else this.hls.trigger(a.a.subtitle_track_switch,{id:t})}}else this.queueddefaulttrack=t},l.ontexttrackschanged=function(){if(this.usetexttrackpolling||self.clearinterval(this.subtitlepollinginterval),this.media&&this.hls.config.rendertexttracksnatively){for(var t=-1,e=be(this.media.texttracks),r=0;r<e.length;r++)if("hidden"===e[r].mode)t=r;else if("showing"===e[r].mode){t=r;break}this.subtitletrack!==t&&(this.subtitletrack=t)}},n=i,(s=[{key:"subtitletracks",get:function(){return this.tracksingroup}},{key:"subtitletrack",get:function(){return this.trackid},set:function(t){this.selectdefaulttrack=!1;var e=this.tracksingroup?this.tracksingroup[this.trackid]:void 0;this.setsubtitletrack(t,e)}}])&&ye(n.prototype,s),o&&ye(n,o),i}(q),le=function(){function t(t){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=t}var e=t.prototype;return e.append=function(t,e){var r=this.queues[e];r.push(t),1===r.length&&this.buffers[e]&&this.executenext(e)},e.insertabort=function(t,e){this.queues[e].unshift(t),this.executenext(e)},e.appendblocker=function(t){var e,r=new promise((function(t){e=t})),i={execute:e,onstart:function(){},oncomplete:function(){},onerror:function(){}};return this.append(i,t),r},e.executenext=function(t){var e=this.buffers,r=this.queues,i=e[t],n=r[t];if(n.length){var a=n[0];try{a.execute()}catch(e){o.b.warn("[buffer-operation-queue]: unhandled exception executing the current operation"),a.onerror(e),i&&i.updating||(n.shift(),this.executenext(t))}}},e.shiftandexecutenext=function(t){this.queues[t].shift(),this.executenext(t)},e.current=function(t){return this.queues[t][0]},t}(),ae=qt(),re=/([ha]vc.)(?:\.[^.,]+)+/,de=function(){function t(t){var e=this;this.details=null,this._objecturl=null,this.operationqueue=void 0,this.listeners=void 0,this.hls=void 0,this.buffercodeceventsexpected=0,this._buffercodeceventstotal=0,this.media=null,this.mediasource=null,this.appenderror=0,this.tracks={},this.pendingtracks={},this.sourcebuffer=void 0,this._onmediasourceopen=function(){var t=e.hls,r=e.media,i=e.mediasource;o.b.log("[buffer-controller]: media source opened"),r&&(e.updatemediaelementduration(),t.trigger(a.a.media_attached,{media:r})),i&&i.removeeventlistener("sourceopen",e._onmediasourceopen),e.checkpendingtracks()},this._onmediasourceclose=function(){o.b.log("[buffer-controller]: media source closed")},this._onmediasourceended=function(){o.b.log("[buffer-controller]: media source ended")},this.hls=t,this._initsourcebuffer(),this.registerlisteners()}var e=t.prototype;return e.hassourcetypes=function(){return this.getsourcebuffertypes().length>0||object.keys(this.pendingtracks).length>0},e.destroy=function(){this.unregisterlisteners(),this.details=null},e.registerlisteners=function(){var t=this.hls;t.on(a.a.media_attaching,this.onmediaattaching,this),t.on(a.a.media_detaching,this.onmediadetaching,this),t.on(a.a.manifest_parsed,this.onmanifestparsed,this),t.on(a.a.buffer_reset,this.onbufferreset,this),t.on(a.a.buffer_appending,this.onbufferappending,this),t.on(a.a.buffer_codecs,this.onbuffercodecs,this),t.on(a.a.buffer_eos,this.onbuffereos,this),t.on(a.a.buffer_flushing,this.onbufferflushing,this),t.on(a.a.level_updated,this.onlevelupdated,this),t.on(a.a.frag_parsed,this.onfragparsed,this),t.on(a.a.frag_changed,this.onfragchanged,this)},e.unregisterlisteners=function(){var t=this.hls;t.off(a.a.media_attaching,this.onmediaattaching,this),t.off(a.a.media_detaching,this.onmediadetaching,this),t.off(a.a.manifest_parsed,this.onmanifestparsed,this),t.off(a.a.buffer_reset,this.onbufferreset,this),t.off(a.a.buffer_appending,this.onbufferappending,this),t.off(a.a.buffer_codecs,this.onbuffercodecs,this),t.off(a.a.buffer_eos,this.onbuffereos,this),t.off(a.a.buffer_flushing,this.onbufferflushing,this),t.off(a.a.level_updated,this.onlevelupdated,this),t.off(a.a.frag_parsed,this.onfragparsed,this),t.off(a.a.frag_changed,this.onfragchanged,this)},e._initsourcebuffer=function(){this.sourcebuffer={},this.operationqueue=new le(this.sourcebuffer),this.listeners={audio:[],video:[],audiovideo:[]}},e.onmanifestparsed=function(t,e){var r=2;(e.audio&&!e.video||!e.altaudio)&&(r=1),this.buffercodeceventsexpected=this._buffercodeceventstotal=r,this.details=null,o.b.log(this.buffercodeceventsexpected+" buffercodec event(s) expected")},e.onmediaattaching=function(t,e){var r=this.media=e.media;if(r&&ae){var i=this.mediasource=new ae;i.addeventlistener("sourceopen",this._onmediasourceopen),i.addeventlistener("sourceended",this._onmediasourceended),i.addeventlistener("sourceclose",this._onmediasourceclose),r.src=self.url.createobjecturl(i),this._objecturl=r.src}},e.onmediadetaching=function(){var t=this.media,e=this.mediasource,r=this._objecturl;if(e){if(o.b.log("[buffer-controller]: media source detaching"),"open"===e.readystate)try{e.endofstream()}catch(t){o.b.warn("[buffer-controller]: onmediadetaching: "+t.message+" while calling endofstream")}this.onbufferreset(),e.removeeventlistener("sourceopen",this._onmediasourceopen),e.removeeventlistener("sourceended",this._onmediasourceended),e.removeeventlistener("sourceclose",this._onmediasourceclose),t&&(r&&self.url.revokeobjecturl(r),t.src===r?(t.removeattribute("src"),t.load()):o.b.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediasource=null,this.media=null,this._objecturl=null,this.buffercodeceventsexpected=this._buffercodeceventstotal,this.pendingtracks={},this.tracks={}}this.hls.trigger(a.a.media_detached,void 0)},e.onbufferreset=function(){var t=this;this.getsourcebuffertypes().foreach((function(e){var r=t.sourcebuffer[e];try{r&&(t.removebufferlisteners(e),t.mediasource&&t.mediasource.removesourcebuffer(r),t.sourcebuffer[e]=void 0)}catch(t){o.b.warn("[buffer-controller]: failed to reset the "+e+" buffer",t)}})),this._initsourcebuffer()},e.onbuffercodecs=function(t,e){var r=this,i=this.getsourcebuffertypes().length;object.keys(e).foreach((function(t){if(i){var n=r.tracks[t];if(n&&"function"==typeof n.buffer.changetype){var a=e[t],s=a.codec,o=a.levelcodec,l=a.container;if((n.levelcodec||n.codec).replace(re,"$1")!==(o||s).replace(re,"$1")){var u=l+";codecs="+(o||s);r.appendchangetype(t,u)}}}else r.pendingtracks[t]=e[t]})),i||(this.buffercodeceventsexpected=math.max(this.buffercodeceventsexpected-1,0),this.mediasource&&"open"===this.mediasource.readystate&&this.checkpendingtracks())},e.appendchangetype=function(t,e){var r=this,i=this.operationqueue,n={execute:function(){var n=r.sourcebuffer[t];n&&(o.b.log("[buffer-controller]: changing "+t+" sourcebuffer type to "+e),n.changetype(e)),i.shiftandexecutenext(t)},onstart:function(){},oncomplete:function(){},onerror:function(e){o.b.warn("[buffer-controller]: failed to change "+t+" sourcebuffer type",e)}};i.append(n,t)},e.onbufferappending=function(t,e){var r=this,i=this.hls,n=this.operationqueue,l=this.tracks,u=e.data,h=e.type,d=e.frag,c=e.part,f=e.chunkmeta,g=f.buffering[h],v=self.performance.now();g.start=v;var p=d.stats.buffering,m=c?c.stats.buffering:null;0===p.start&&(p.start=v),m&&0===m.start&&(m.start=v);var y=l.audio,t="audio"===h&&1===f.id&&"audio/mpeg"===(null==y?void 0:y.container),b={execute:function(){if(g.executestart=self.performance.now(),t){var t=r.sourcebuffer[h];if(t){var e=d.start-t.timestampoffset;math.abs(e)>=.1&&(o.b.log("[buffer-controller]: updating audio sourcebuffer timestampoffset to "+d.start+" (delta: "+e+") sn: "+d.sn+")"),t.timestampoffset=d.start)}}r.appendexecutor(u,h)},onstart:function(){},oncomplete:function(){var t=self.performance.now();g.executeend=g.end=t,0===p.first&&(p.first=t),m&&0===m.first&&(m.first=t);var e=r.sourcebuffer,i={};for(var n in e)i[n]=lt.getbuffered(e[n]);r.appenderror=0,r.hls.trigger(a.a.buffer_appended,{type:h,frag:d,part:c,chunkmeta:f,parent:d.type,timeranges:i})},onerror:function(t){o.b.error("[buffer-controller]: error encountered while trying to append to the "+h+" sourcebuffer",t);var e={type:s.b.media_error,parent:d.type,details:s.a.buffer_append_error,err:t,fatal:!1};t.code===domexception.quota_exceeded_err?e.details=s.a.buffer_full_error:(r.appenderror++,e.details=s.a.buffer_append_error,r.appenderror>i.config.appenderrormaxretry&&(o.b.error("[buffer-controller]: failed "+i.config.appenderrormaxretry+" times to append segment in sourcebuffer"),e.fatal=!0)),i.trigger(a.a.error,e)}};n.append(b,h)},e.onbufferflushing=function(t,e){var r=this,i=this.operationqueue,n=function(t){return{execute:r.removeexecutor.bind(r,t,e.startoffset,e.endoffset),onstart:function(){},oncomplete:function(){r.hls.trigger(a.a.buffer_flushed,{type:t})},onerror:function(e){o.b.warn("[buffer-controller]: failed to remove from "+t+" sourcebuffer",e)}}};e.type?i.append(n(e.type),e.type):this.getsourcebuffertypes().foreach((function(t){i.append(n(t),t)}))},e.onfragparsed=function(t,e){var r=this,i=e.frag,n=e.part,s=[],l=n?n.elementarystreams:i.elementarystreams;l[u.a.audiovideo]?s.push("audiovideo"):(l[u.a.audio]&&s.push("audio"),l[u.a.video]&&s.push("video"));0===s.length&&o.b.warn("fragments must have at least one elementarystreamtype set. type: "+i.type+" level: "+i.level+" sn: "+i.sn),this.blockbuffers((function(){var t=self.performance.now();i.stats.buffering.end=t,n&&(n.stats.buffering.end=t);var e=n?n.stats:i.stats;r.hls.trigger(a.a.frag_buffered,{frag:i,part:n,stats:e,id:i.type})}),s)},e.onfragchanged=function(t,e){this.flushbackbuffer()},e.onbuffereos=function(t,e){var r=this;this.getsourcebuffertypes().reduce((function(t,i){var n=r.sourcebuffer[i];return e.type&&e.type!==i||n&&!n.ended&&(n.ended=!0,o.b.log("[buffer-controller]: "+i+" sourcebuffer now eos")),t&&!(n&&!n.ended)}),!0)&&this.blockbuffers((function(){var t=r.mediasource;t&&"open"===t.readystate&&t.endofstream()}))},e.onlevelupdated=function(t,e){var r=e.details;r.fragments.length&&(this.details=r,this.getsourcebuffertypes().length?this.blockbuffers(this.updatemediaelementduration.bind(this)):this.updatemediaelementduration())},e.flushbackbuffer=function(){var t=this.hls,e=this.details,r=this.media,i=this.sourcebuffer;if(r&&null!==e){var s=this.getsourcebuffertypes();if(s.length){var o=e.live&&null!==t.config.livebackbufferlength?t.config.livebackbufferlength:t.config.backbufferlength;if(object(n.a)(o)&&!(o<0)){var l=r.currenttime,u=e.leveltargetduration,h=math.max(o,u),d=math.floor(l/u)*u-h;s.foreach((function(r){var n=i[r];if(n){var s=lt.getbuffered(n);s.length>0&&d>s.start(0)&&(t.trigger(a.a.back_buffer_reached,{bufferend:d}),e.live&&t.trigger(a.a.live_back_buffer_reached,{bufferend:d}),t.trigger(a.a.buffer_flushing,{startoffset:0,endoffset:d,type:r}))}}))}}}},e.updatemediaelementduration=function(){if(this.details&&this.media&&this.mediasource&&"open"===this.mediasource.readystate){var t=this.details,e=this.hls,r=this.media,i=this.mediasource,a=t.fragments[0].start+t.totalduration,s=r.duration,l=object(n.a)(i.duration)?i.duration:0;t.live&&e.config.livedurationinfinity?(o.b.log("[buffer-controller]: media source duration is set to infinity"),i.duration=1/0,this.updateseekablerange(t)):(a>l&&a>s||!object(n.a)(s))&&(o.b.log("[buffer-controller]: updating media source duration to "+a.tofixed(3)),i.duration=a)}},e.updateseekablerange=function(t){var e=this.mediasource,r=t.fragments;if(r.length&&t.live&&null!=e&&e.setliveseekablerange){var i=math.max(0,r[0].start),n=math.max(i,i+t.totalduration);e.setliveseekablerange(i,n)}},e.checkpendingtracks=function(){var t=this.buffercodeceventsexpected,e=this.operationqueue,r=this.pendingtracks,i=object.keys(r).length;if(i&&!t||2===i){this.createsourcebuffers(r),this.pendingtracks={};var n=this.getsourcebuffertypes();if(0===n.length)return void this.hls.trigger(a.a.error,{type:s.b.media_error,details:s.a.buffer_incompatible_codecs_error,fatal:!0,reason:"could not create source buffer for media codec(s)"});n.foreach((function(t){e.executenext(t)}))}},e.createsourcebuffers=function(t){var e=this.sourcebuffer,r=this.mediasource;if(!r)throw error("createsourcebuffers called when mediasource was null");var i=0;for(var n in t)if(!e[n]){var l=t[n];if(!l)throw error("source buffer exists for track "+n+", however track does not");var u=l.levelcodec||l.codec,h=l.container+";codecs="+u;o.b.log("[buffer-controller]: creating sourcebuffer("+h+")");try{var d=e[n]=r.addsourcebuffer(h),c=n;this.addbufferlistener(c,"updatestart",this._onsbupdatestart),this.addbufferlistener(c,"updateend",this._onsbupdateend),this.addbufferlistener(c,"error",this._onsbupdateerror),this.tracks[n]={buffer:d,codec:u,container:l.container,levelcodec:l.levelcodec,id:l.id},i++}catch(t){o.b.error("[buffer-controller]: error while trying to add sourcebuffer: 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u=object(n.a)(i.duration)?i.duration:1/0,h=object(n.a)(a.duration)?a.duration:1/0,d=math.max(0,e),c=math.min(r,u,h);c>d?(o.b.log("[buffer-controller]: removing ["+d+","+c+"] from the "+t+" sourcebuffer"),l.remove(d,c)):s.shiftandexecutenext(t)},e.appendexecutor=function(t,e){var r=this.operationqueue,i=this.sourcebuffer[e];if(!i)return o.b.warn("[buffer-controller]: attempting to append to the "+e+" sourcebuffer, but it does not exist"),void r.shiftandexecutenext(e);i.ended=!1,i.appendbuffer(t)},e.blockbuffers=function(t,e){var r=this;if(void 0===e&&(e=this.getsourcebuffertypes()),!e.length)return o.b.log("[buffer-controller]: blocking operation requested, but no sourcebuffers exist"),void promise.resolve(t);var i=this.operationqueue,n=e.map((function(t){return i.appendblocker(t)}));promise.all(n).then((function(){t(),e.foreach((function(t){var e=r.sourcebuffer[t];e&&e.updating||i.shiftandexecutenext(t)}))}))},e.getsourcebuffertypes=function(){return 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t=!0,e=0;e<100;e++)if(!this.chars[e].isempty()){t=!1;break}return t},e.setcursor=function(t){this.pos!==t&&(this.pos=t),this.pos<0?(this.logger.log(ee.debug,"negative cursor position "+this.pos),this.pos=0):this.pos>100&&(this.logger.log(ee.debug,"too large cursor position "+this.pos),this.pos=100)},e.movecursor=function(t){var e=this.pos+t;if(t>1)for(var r=this.pos+1;r<e+1;r++)this.chars[r].setpenstate(this.currpenstate);this.setcursor(e)},e.backspace=function(){this.movecursor(-1),this.chars[this.pos].setchar(" ",this.currpenstate)},e.insertchar=function(t){t>=144&&this.backspace();var e=_e(t);this.pos>=100?this.logger.log(ee.error,"cannot insert "+t.tostring(16)+" ("+e+") at position "+this.pos+". skipping it!"):(this.chars[this.pos].setchar(e,this.currpenstate),this.movecursor(1))},e.clearfrompos=function(t){var e;for(e=t;e<100;e++)this.chars[e].reset()},e.clear=function(){this.clearfrompos(0),this.pos=0,this.currpenstate.reset()},e.cleartoendofrow=function(){this.clearfrompos(this.pos)},e.gettextstring=function(){for(var t=[],e=!0,r=0;r<100;r++){var i=this.chars[r].uchar;" "!==i&&(e=!1),t.push(i)}return e?"":t.join("")},e.setpenstyles=function(t){this.currpenstate.setstyles(t),this.chars[this.pos].setpenstate(this.currpenstate)},t}(),be=function(){function t(t){this.rows=void 0,this.currrow=void 0,this.nrrolluprows=void 0,this.lastoutputscreen=void 0,this.logger=void 0,this.rows=[];for(var e=0;e<15;e++)this.rows.push(new ue(t));this.logger=t,this.currrow=14,this.nrrolluprows=null,this.lastoutputscreen=null,this.reset()}var e=t.prototype;return e.reset=function(){for(var t=0;t<15;t++)this.rows[t].clear();this.currrow=14},e.equals=function(t){for(var e=!0,r=0;r<15;r++)if(!this.rows[r].equals(t.rows[r])){e=!1;break}return e},e.copy=function(t){for(var e=0;e<15;e++)this.rows[e].copy(t.rows[e])},e.isempty=function(){for(var t=!0,e=0;e<15;e++)if(!this.rows[e].isempty()){t=!1;break}return t},e.backspace=function(){this.rows[this.currrow].backspace()},e.cleartoendofrow=function(){this.rows[this.currrow].cleartoendofrow()},e.insertchar=function(t){this.rows[this.currrow].insertchar(t)},e.setpen=function(t){this.rows[this.currrow].setpenstyles(t)},e.movecursor=function(t){this.rows[this.currrow].movecursor(t)},e.setcursor=function(t){this.logger.log(ee.info,"setcursor: "+t),this.rows[this.currrow].setcursor(t)},e.setpac=function(t){this.logger.log(ee.info,"pacdata = "+json.stringify(t));var e=t.row-1;if(this.nrrolluprows&&e<this.nrrolluprows-1&&(e=this.nrrolluprows-1),this.nrrolluprows&&this.currrow!==e){for(var r=0;r<15;r++)this.rows[r].clear();var i=this.currrow+1-this.nrrolluprows,n=this.lastoutputscreen;if(n){var a=n.rows[i].cuestarttime,s=this.logger.time;if(a&&null!==s&&a<s)for(var o=0;o<this.nrrolluprows;o++)this.rows[e-this.nrrolluprows+o+1].copy(n.rows[i+o])}}this.currrow=e;var l=this.rows[this.currrow];if(null!==t.indent){var u=t.indent,h=math.max(u-1,0);l.setcursor(t.indent),t.color=l.chars[h].penstate.foreground}var d={foreground:t.color,underline:t.underline,italics:t.italics,background:"black",flash:!1};this.setpen(d)},e.setbkgdata=function(t){this.logger.log(ee.info,"bkgdata = "+json.stringify(t)),this.backspace(),this.setpen(t),this.insertchar(32)},e.setrolluprows=function(t){this.nrrolluprows=t},e.rollup=function(){if(null!==this.nrrolluprows){this.logger.log(ee.text,this.getdisplaytext());var t=this.currrow+1-this.nrrolluprows,e=this.rows.splice(t,1)[0];e.clear(),this.rows.splice(this.currrow,0,e),this.logger.log(ee.info,"rolling up")}else this.logger.log(ee.debug,"roll_up but nrrolluprows not set yet")},e.getdisplaytext=function(t){t=t||!1;for(var e=[],r="",i=-1,n=0;n<15;n++){var a=this.rows[n].gettextstring();a&&(i=n+1,t?e.push("row "+i+": 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e.reset=function(){this.mode=null,this.displayedmemory.reset(),this.nondisplayedmemory.reset(),this.lastoutputscreen.reset(),this.outputfilter.reset(),this.currrolluprow=this.displayedmemory.rows[14],this.writescreen=this.displayedmemory,this.mode=null,this.cuestarttime=null},e.gethandler=function(){return this.outputfilter},e.sethandler=function(t){this.outputfilter=t},e.setpac=function(t){this.writescreen.setpac(t)},e.setbkgdata=function(t){this.writescreen.setbkgdata(t)},e.setmode=function(t){t!==this.mode&&(this.mode=t,this.logger.log(ee.info,"mode="+t),"mode_pop-on"===this.mode?this.writescreen=this.nondisplayedmemory:(this.writescreen=this.displayedmemory,this.writescreen.reset()),"mode_roll-up"!==this.mode&&(this.displayedmemory.nrrolluprows=null,this.nondisplayedmemory.nrrolluprows=null),this.mode=t)},e.insertchars=function(t){for(var e=0;e<t.length;e++)this.writescreen.insertchar(t[e]);var r=this.writescreen===this.displayedmemory?"disp":"non_disp";this.logger.log(ee.info,r+": "+this.writescreen.getdisplaytext(!0)),"mode_paint-on"!==this.mode&&"mode_roll-up"!==this.mode||(this.logger.log(ee.text,"displayed: "+this.displayedmemory.getdisplaytext(!0)),this.outputdataupdate())},e.ccrcl=function(){this.logger.log(ee.info,"rcl - resume caption loading"),this.setmode("mode_pop-on")},e.ccbs=function(){this.logger.log(ee.info,"bs - backspace"),"mode_text"!==this.mode&&(this.writescreen.backspace(),this.writescreen===this.displayedmemory&&this.outputdataupdate())},e.ccaof=function(){},e.ccaon=function(){},e.ccder=function(){this.logger.log(ee.info,"der- delete to end of row"),this.writescreen.cleartoendofrow(),this.outputdataupdate()},e.ccru=function(t){this.logger.log(ee.info,"ru("+t+") - roll up"),this.writescreen=this.displayedmemory,this.setmode("mode_roll-up"),this.writescreen.setrolluprows(t)},e.ccfon=function(){this.logger.log(ee.info,"fon - flash on"),this.writescreen.setpen({flash:!0})},e.ccrdc=function(){this.logger.log(ee.info,"rdc - resume direct captioning"),this.setmode("mode_paint-on")},e.cctr=function(){this.logger.log(ee.info,"tr"),this.setmode("mode_text")},e.ccrtd=function(){this.logger.log(ee.info,"rtd"),this.setmode("mode_text")},e.ccedm=function(){this.logger.log(ee.info,"edm - erase displayed memory"),this.displayedmemory.reset(),this.outputdataupdate(!0)},e.cccr=function(){this.logger.log(ee.info,"cr - carriage return"),this.writescreen.rollup(),this.outputdataupdate(!0)},e.ccenm=function(){this.logger.log(ee.info,"enm - erase non-displayed memory"),this.nondisplayedmemory.reset()},e.cceoc=function(){if(this.logger.log(ee.info,"eoc - end of caption"),"mode_pop-on"===this.mode){var t=this.displayedmemory;this.displayedmemory=this.nondisplayedmemory,this.nondisplayedmemory=t,this.writescreen=this.nondisplayedmemory,this.logger.log(ee.text,"disp: "+this.displayedmemory.getdisplaytext())}this.outputdataupdate(!0)},e.ccto=function(t){this.logger.log(ee.info,"to("+t+") - tab offset"),this.writescreen.movecursor(t)},e.ccmidrow=function(t){var e={flash:!1};if(e.underline=t%2==1,e.italics=t>=46,e.italics)e.foreground="white";else{var r=math.floor(t/2)-16;e.foreground=["white","green","blue","cyan","red","yellow","magenta"][r]}this.logger.log(ee.info,"midrow: "+json.stringify(e)),this.writescreen.setpen(e)},e.outputdataupdate=function(t){void 0===t&&(t=!1);var e=this.logger.time;null!==e&&this.outputfilter&&(null!==this.cuestarttime||this.displayedmemory.isempty()?this.displayedmemory.equals(this.lastoutputscreen)||(this.outputfilter.newcue(this.cuestarttime,e,this.lastoutputscreen),t&&this.outputfilter.dispatchcue&&this.outputfilter.dispatchcue(),this.cuestarttime=this.displayedmemory.isempty()?null:e):this.cuestarttime=e,this.lastoutputscreen.copy(this.displayedmemory))},e.cuesplitattime=function(t){this.outputfilter&&(this.displayedmemory.isempty()||(this.outputfilter.newcue&&this.outputfilter.newcue(this.cuestarttime,t,this.displayedmemory),this.cuestarttime=t))},t}();function ke(t,e,r){r.a=t,r.b=e}function je(t,e,r){return r.a===t&&r.b===e}var he=function(){function t(t,e,r){this.channels=void 0,this.currentchannel=0,this.cmdhistory=void 0,this.logger=void 0;var i=new pe;this.channels=[null,new ge(t,e,i),new ge(t+1,r,i)],this.cmdhistory={a:null,b:null},this.logger=i}var e=t.prototype;return e.gethandler=function(t){return this.channels[t].gethandler()},e.sethandler=function(t,e){this.channels[t].sethandler(e)},e.adddata=function(t,e){var r,i,n,a=!1;this.logger.time=t;for(var s=0;s<e.length;s+=2)if(i=127&e[s],n=127&e[s+1],0!==i||0!==n){if(this.logger.log(ee.data,"["+me([e[s],e[s+1]])+"] -> ("+me([i,n])+")"),(r=this.parsecmd(i,n))||(r=this.parsemidrow(i,n)),r||(r=this.parsepac(i,n)),r||(r=this.parsebackgroundattributes(i,n)),!r&&(a=this.parsechars(i,n))){var o=this.currentchannel;if(o&&o>0)this.channels[o].insertchars(a);else this.logger.log(ee.warning,"no channel found yet. text-mode?")}r||a||this.logger.log(ee.warning,"couldn't parse cleaned data "+me([i,n])+" orig: "+me([e[s],e[s+1]]))}},e.parsecmd=function(t,e){var r=this.cmdhistory;if(!((20===t||28===t||21===t||29===t)&&e>=32&&e<=47)&&!((23===t||31===t)&&e>=33&&e<=35))return!1;if(je(t,e,r))return ke(null,null,r),this.logger.log(ee.debug,"repeated command ("+me([t,e])+") is dropped"),!0;var i=20===t||21===t||23===t?1:2,n=this.channels[i];return 20===t||21===t||28===t||29===t?32===e?n.ccrcl():33===e?n.ccbs():34===e?n.ccaof():35===e?n.ccaon():36===e?n.ccder():37===e?n.ccru(2):38===e?n.ccru(3):39===e?n.ccru(4):40===e?n.ccfon():41===e?n.ccrdc():42===e?n.cctr():43===e?n.ccrtd():44===e?n.ccedm():45===e?n.cccr():46===e?n.ccenm():47===e&&n.cceoc():n.ccto(e-32),ke(t,e,r),this.currentchannel=i,!0},e.parsemidrow=function(t,e){var r=0;if((17===t||25===t)&&e>=32&&e<=47){if((r=17===t?1:2)!==this.currentchannel)return this.logger.log(ee.error,"mismatch channel in midrow parsing"),!1;var i=this.channels[r];return!!i&&(i.ccmidrow(e),this.logger.log(ee.debug,"midrow ("+me([t,e])+")"),!0)}return!1},e.parsepac=function(t,e){var r,i=this.cmdhistory;if(!((t>=17&&t<=23||t>=25&&t<=31)&&e>=64&&e<=127)&&!((16===t||24===t)&&e>=64&&e<=95))return!1;if(je(t,e,i))return ke(null,null,i),!0;var n=t<=23?1:2;r=e>=64&&e<=95?1===n?ie[t]:we[t]:1===n?ce[t]:oe[t];var a=this.channels[n];return!!a&&(a.setpac(this.interpretpac(r,e)),ke(t,e,i),this.currentchannel=n,!0)},e.interpretpac=function(t,e){var r,i={color:null,italics:!1,indent:null,underline:!1,row:t};return r=e>95?e-96:e-64,i.underline=1==(1&r),r<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][math.floor(r/2)]:r<=15?(i.italics=!0,i.color="white"):i.indent=4*math.floor((r-16)/2),i},e.parsechars=function(t,e){var r,i,n=null,a=null;(t>=25?(r=2,a=t-8):(r=1,a=t),a>=17&&a<=19)?(i=17===a?e+80:18===a?e+112:e+144,this.logger.log(ee.info,"special char '"+_e(i)+"' in channel "+r),n=[i]):t>=32&&t<=127&&(n=0===e?[t]:[t,e]);if(n){var s=me(n);this.logger.log(ee.debug,"char codes =  "+s.join(",")),ke(t,e,this.cmdhistory)}return n},e.parsebackgroundattributes=function(t,e){var r;if(!((16===t||24===t)&&e>=32&&e<=47)&&!((23===t||31===t)&&e>=45&&e<=47))return!1;var i={};16===t||24===t?(r=math.floor((e-32)/2),i.background=xe[r],e%2==1&&(i.background=i.background+"_semi")):45===e?i.background="transparent":(i.foreground="black",47===e&&(i.underline=!0));var n=t<=23?1:2;return this.channels[n].setbkgdata(i),ke(t,e,this.cmdhistory),!0},e.reset=function(){for(var t=0;t<object.keys(this.channels).length;t++){var e=this.channels[t];e&&e.reset()}this.cmdhistory={a:null,b:null}},e.cuesplitattime=function(t){for(var e=0;e<this.channels.length;e++){var r=this.channels[e];r&&r.cuesplitattime(t)}},t}(),ve=function(){function t(t,e){this.timelinecontroller=void 0,this.cueranges=[],this.trackname=void 0,this.starttime=null,this.endtime=null,this.screen=null,this.timelinecontroller=t,this.trackname=e}var e=t.prototype;return e.dispatchcue=function(){null!==this.starttime&&(this.timelinecontroller.addcues(this.trackname,this.starttime,this.endtime,this.screen,this.cueranges),this.starttime=null)},e.newcue=function(t,e,r){(null===this.starttime||this.starttime>t)&&(this.starttime=t),this.endtime=e,this.screen=r,this.timelinecontroller.createcaptionstrack(this.trackname)},e.reset=function(){this.cueranges=[]},t}(),we=function(){if("undefined"!=typeof self&&self.vttcue)return self.vttcue;var t=["","lr","rl"],e=["start","middle","end","left","right"];function r(t,e){if("string"!=typeof e)return!1;if(!array.isarray(t))return!1;var r=e.tolowercase();return!!~t.indexof(r)&&r}function i(t){return r(e,t)}function n(t){for(var e=arguments.length,r=new array(e>1?e-1:0),i=1;i<e;i++)r[i-1]=arguments[i];for(var n=1;n<arguments.length;n++){var a=arguments[n];for(var s in a)t[s]=a[s]}return t}function a(e,a,s){var o=this,l={enumerable:!0};o.hasbeenreset=!1;var u="",h=!1,d=e,c=a,f=s,g=null,v="",p=!0,m="auto",y="start",t=50,b="middle",e=50,s="middle";object.defineproperty(o,"id",n({},l,{get:function(){return u},set:function(t){u=""+t}})),object.defineproperty(o,"pauseonexit",n({},l,{get:function(){return h},set:function(t){h=!!t}})),object.defineproperty(o,"starttime",n({},l,{get:function(){return d},set:function(t){if("number"!=typeof t)throw new typeerror("start time must be set to a number.");d=t,this.hasbeenreset=!0}})),object.defineproperty(o,"endtime",n({},l,{get:function(){return c},set:function(t){if("number"!=typeof t)throw new typeerror("end time must be set to a number.");c=t,this.hasbeenreset=!0}})),object.defineproperty(o,"text",n({},l,{get:function(){return f},set:function(t){f=""+t,this.hasbeenreset=!0}})),object.defineproperty(o,"region",n({},l,{get:function(){return g},set:function(t){g=t,this.hasbeenreset=!0}})),object.defineproperty(o,"vertical",n({},l,{get:function(){return v},set:function(e){var i=function(e){return r(t,e)}(e);if(!1===i)throw new syntaxerror("an invalid or illegal string was specified.");v=i,this.hasbeenreset=!0}})),object.defineproperty(o,"snaptolines",n({},l,{get:function(){return p},set:function(t){p=!!t,this.hasbeenreset=!0}})),object.defineproperty(o,"line",n({},l,{get:function(){return m},set:function(t){if("number"!=typeof t&&"auto"!==t)throw new syntaxerror("an invalid number or illegal string was specified.");m=t,this.hasbeenreset=!0}})),object.defineproperty(o,"linealign",n({},l,{get:function(){return y},set:function(t){var e=i(t);if(!e)throw new syntaxerror("an invalid or illegal string was specified.");y=e,this.hasbeenreset=!0}})),object.defineproperty(o,"position",n({},l,{get:function(){return t},set:function(t){if(t<0||t>100)throw new error("position must be between 0 and 100.");t=t,this.hasbeenreset=!0}})),object.defineproperty(o,"positionalign",n({},l,{get:function(){return b},set:function(t){var e=i(t);if(!e)throw new syntaxerror("an invalid or illegal string was specified.");b=e,this.hasbeenreset=!0}})),object.defineproperty(o,"size",n({},l,{get:function(){return e},set:function(t){if(t<0||t>100)throw new error("size must be between 0 and 100.");e=t,this.hasbeenreset=!0}})),object.defineproperty(o,"align",n({},l,{get:function(){return s},set:function(t){var e=i(t);if(!e)throw new syntaxerror("an invalid or illegal string was specified.");s=e,this.hasbeenreset=!0}})),o.displaystate=void 0}return a.prototype.getcueashtml=function(){return self.webvtt.convertcuetodomtree(self,this.text)},a}(),ye=function(){function t(){}return t.prototype.decode=function(t,e){if(!t)return"";if("string"!=typeof t)throw new error("error - expected string data.");return decodeuricomponent(encodeuricomponent(t))},t}();function qe(t){function e(t,e,r,i){return 3600*(0|t)+60*(0|e)+(0|r)+parsefloat(i||0)}var r=t.match(/^(?:(\d+):)?(\d{2}):(\d{2})(\.\d+)?/);return r?parsefloat(r[2])>59?e(r[2],r[3],0,r[4]):e(r[1],r[2],r[3],r[4]):null}var xe=function(){function t(){this.values=object.create(null)}var e=t.prototype;return e.set=function(t,e){this.get(t)||""===e||(this.values[t]=e)},e.get=function(t,e,r){return r?this.has(t)?this.values[t]:e[r]:this.has(t)?this.values[t]:e},e.has=function(t){return t in this.values},e.alt=function(t,e,r){for(var i=0;i<r.length;++i)if(e===r[i]){this.set(t,e);break}},e.integer=function(t,e){/^-?\d+$/.test(e)&&this.set(t,parseint(e,10))},e.percent=function(t,e){if(/^([\d]{1,3})(\.[\d]*)?%$/.test(e)){var r=parsefloat(e);if(r>=0&&r<=100)return this.set(t,r),!0}return!1},t}();function ze(t,e,r,i){var n=i?t.split(i):[t];for(var a in n)if("string"==typeof n[a]){var s=n[a].split(r);if(2===s.length)e(s[0],s[1])}}var qe=new we(0,0,""),$e="middle"===qe.align?"middle":"center";function je(t,e,r){var i=t;function n(){var e=qe(t);if(null===e)throw new error("malformed timestamp: "+i);return t=t.replace(/^[^\sa-za-z-]+/,""),e}function a(){t=t.replace(/^\s+/,"")}if(a(),e.starttime=n(),a(),"--\x3e"!==t.substr(0,3))throw new error("malformed time stamp (time stamps must be separated by '--\x3e'): "+i);t=t.substr(3),a(),e.endtime=n(),a(),function(t,e){var i=new xe;ze(t,(function(t,e){var n;switch(t){case"region":for(var a=r.length-1;a>=0;a--)if(r[a].id===e){i.set(t,r[a].region);break}break;case"vertical":i.alt(t,e,["rl","lr"]);break;case"line":n=e.split(","),i.integer(t,n[0]),i.percent(t,n[0])&&i.set("snaptolines",!1),i.alt(t,n[0],["auto"]),2===n.length&&i.alt("linealign",n[1],["start",$e,"end"]);break;case"position":n=e.split(","),i.percent(t,n[0]),2===n.length&&i.alt("positionalign",n[1],["start",$e,"end","line-left","line-right","auto"]);break;case"size":i.percent(t,e);break;case"align":i.alt(t,e,["start",$e,"end","left","right"])}}),/:/,/\s/),e.region=i.get("region",null),e.vertical=i.get("vertical","");var n=i.get("line","auto");"auto"===n&&-1===qe.line&&(n=-1),e.line=n,e.linealign=i.get("linealign","start"),e.snaptolines=i.get("snaptolines",!0),e.size=i.get("size",100),e.align=i.get("align",$e);var a=i.get("position","auto");"auto"===a&&50===qe.position&&(a="start"===e.align||"left"===e.align?0:"end"===e.align||"right"===e.align?100:50),e.position=a}(t,e)}function ze(t){return t.replace(/<br(?: \/)?>/gi,"\n")}var tr=function(){function t(){this.state="initial",this.buffer="",this.decoder=new ye,this.regionlist=[],this.cue=null,this.oncue=void 0,this.onparsingerror=void 0,this.onflush=void 0}var e=t.prototype;return e.parse=function(t){var e=this;function r(){var t=e.buffer,r=0;for(t=ze(t);r<t.length&&"\r"!==t[r]&&"\n"!==t[r];)++r;var i=t.substr(0,r);return"\r"===t[r]&&++r,"\n"===t[r]&&++r,e.buffer=t.substr(r),i}t&&(e.buffer+=e.decoder.decode(t,{stream:!0}));try{var i="";if("initial"===e.state){if(!/\r\n|\n/.test(e.buffer))return this;var n=(i=r()).match(/^()?webvtt([ \t].*)?$/);if(!n||!n[0])throw new error("malformed webvtt signature.");e.state="header"}for(var a=!1;e.buffer;){if(!/\r\n|\n/.test(e.buffer))return this;switch(a?a=!1:i=r(),e.state){case"header":/:/.test(i)?ze(i,(function(t,e){}),/:/):i||(e.state="id");continue;case"note":i||(e.state="id");continue;case"id":if(/^note($|[ \t])/.test(i)){e.state="note";break}if(!i)continue;if(e.cue=new we(0,0,""),e.state="cue",-1===i.indexof("--\x3e")){e.cue.id=i;continue}case"cue":if(!e.cue){e.state="badcue";continue}try{je(i,e.cue,e.regionlist)}catch(t){e.cue=null,e.state="badcue";continue}e.state="cuetext";continue;case"cuetext":var s=-1!==i.indexof("--\x3e");if(!i||s&&(a=!0)){e.oncue&&e.cue&&e.oncue(e.cue),e.cue=null,e.state="id";continue}if(null===e.cue)continue;e.cue.text&&(e.cue.text+="\n"),e.cue.text+=i;continue;case"badcue":i||(e.state="id")}}}catch(t){"cuetext"===e.state&&e.cue&&e.oncue&&e.oncue(e.cue),e.cue=null,e.state="initial"===e.state?"badwebvtt":"badcue"}return this},e.flush=function(){try{if((this.cue||"header"===this.state)&&(this.buffer+="\n\n",this.parse()),"initial"===this.state||"badwebvtt"===this.state)throw new error("malformed webvtt signature.")}catch(t){this.onparsingerror&&this.onparsingerror(t)}return this.onflush&&this.onflush(),this},t}(),er=r(8),rr=r(16),ir=/\r\n|\n\r|\n|\r/g,nr=function(t,e,r){return void 0===r&&(r=0),t.substr(r,e.length)===e},ar=function(t){for(var e=5381,r=t.length;r;)e=33*e^t.charcodeat(--r);return(e>>>0).tostring()};function sr(t,e,r){return ar(t.tostring())+ar(e.tostring())+ar(r)}function or(t,e,r,i,a,s,o,l){var u,h=new tr,d=object(m.f)(new uint8array(t)).trim().replace(ir,"\n").split("\n"),c=[],f=object(er.a)(e,r),g="00:00.000",v=0,p=0,m=!0,y=!1;h.oncue=function(t){var e=i[a],r=i.ccoffset,n=(v-f)/9e4;if(null!=e&&e.new&&(void 0!==p?r=i.ccoffset=e.start:function(t,e,r){var i=t[e],n=t[i.prevcc];if(!n||!n.new&&i.new)return t.ccoffset=t.presentationoffset=i.start,void(i.new=!1);for(;null!==(a=n)&&void 0!==a&&a.new;){var a;t.ccoffset+=i.start-n.start,i.new=!1,n=t[(i=n).prevcc]}t.presentationoffset=r}(i,a,n)),n&&(r=n-i.presentationoffset),y){var o=t.endtime-t.starttime,l=object(rr.b)(9e4*(t.starttime+r-p),9e4*s)/9e4;t.starttime=l,t.endtime=l+o}var u=t.text.trim();t.text=decodeuricomponent(encodeuricomponent(u)),t.id||(t.id=sr(t.starttime,t.endtime,u)),t.endtime>0&&c.push(t)},h.onparsingerror=function(t){u=t},h.onflush=function(){u?l(u):o(c)},d.foreach((function(t){if(m){if(nr(t,"x-timestamp-map=")){m=!1,y=!0,t.substr(16).split(",").foreach((function(t){nr(t,"local:")?g=t.substr(6):nr(t,"mpegts:")&&(v=parseint(t.substr(7)))}));try{p=function(t){var e=parseint(t.substr(-3)),r=parseint(t.substr(-6,2)),i=parseint(t.substr(-9,2)),a=t.length>9?parseint(t.substr(0,t.indexof(":"))):0;if(!(object(n.a)(e)&&object(n.a)(r)&&object(n.a)(i)&&object(n.a)(a)))throw error("malformed x-timestamp-map: local:"+t);return e+=1e3*r,e+=6e4*i,e+=36e5*a}(g)/1e3}catch(t){y=!1,u=t}return}""===t&&(m=!1)}h.parse(t+"\n")})),h.flush()}function lr(){return(lr=object.assign||function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)object.prototype.hasownproperty.call(r,i)&&(t[i]=r[i])}return t}).apply(this,arguments)}var ur=/^(\d{2,}):(\d{2}):(\d{2}):(\d{2})\.?(\d+)?$/,hr=/^(\d*(?:\.\d*)?)(h|m|s|ms|f|t)$/,dr={left:"start",center:"center",right:"end",start:"start",end:"end"};function cr(t,e,r,i,n){var a=object(l.b)(new uint8array(t),["mdat"]);if(0!==a.length){var s=a[0],o=object(m.f)(new uint8array(t,s.start,s.end-s.start)),u=object(er.c)(e,1,r);try{i(function(t,e){var r=(new domparser).parsefromstring(t,"text/xml").getelementsbytagname("tt")[0];if(!r)throw new error("invalid ttml");var i={framerate:30,subframerate:1,frameratemultiplier:0,tickrate:0},n=object.keys(i).reduce((function(t,e){return t[e]=r.getattribute("ttp:"+e)||i[e],t}),{}),a="preserve"!==r.getattribute("xml:space"),s=gr(fr(r,"styling","style")),o=gr(fr(r,"layout","region")),l=fr(r,"body","[begin]");return[].map.call(l,(function(t){var r=function t(e,r){return[].slice.call(e.childnodes).reduce((function(e,i,n){var a;return"br"===i.nodename&&n?e+"\n":null!==(a=i.childnodes)&&void 0!==a&&a.length?t(i,r):r?e+i.textcontent.trim().replace(/\s+/g," "):e+i.textcontent}),"")}(t,a);if(!r||!t.hasattribute("begin"))return null;var i=mr(t.getattribute("begin"),n),l=mr(t.getattribute("dur"),n),u=mr(t.getattribute("end"),n);if(null===i)throw pr(t);if(null===u){if(null===l)throw pr(t);u=i+l}var h=new we(i-e,u-e,r);h.id=sr(h.starttime,h.endtime,h.text);var d=o[t.getattribute("region")],c=s[t.getattribute("style")];h.position=10,h.size=80;var f=function(t,e){var r="http://www.w3.org/ns/ttml#styling";return["displayalign","textalign","color","backgroundcolor","fontsize","fontfamily"].reduce((function(i,n){var a=vr(e,r,n)||vr(t,r,n);return a&&(i[n]=a),i}),{})}(d,c),g=f.textalign;if(g){var v=dr[g];v&&(h.linealign=v),h.align=g}return lr(h,f),h})).filter((function(t){return null!==t}))}(o,u))}catch(t){n(t)}}else n(new error("could not parse imsc1 mdat"))}function fr(t,e,r){var i=t.getelementsbytagname(e)[0];return i?[].slice.call(i.queryselectorall(r)):[]}function gr(t){return t.reduce((function(t,e){var r=e.getattribute("xml:id");return r&&(t[r]=e),t}),{})}function vr(t,e,r){return t.hasattributens(e,r)?t.getattributens(e,r):null}function pr(t){return new error("could not parse ttml timestamp "+t)}function mr(t,e){if(!t)return null;var r=qe(t);return null===r&&(ur.test(t)?r=function(t,e){var r=ur.exec(t),i=(0|r[4])+(0|r[5])/e.subframerate;return 3600*(0|r[1])+60*(0|r[2])+(0|r[3])+i/e.framerate}(t,e):hr.test(t)&&(r=function(t,e){var r=hr.exec(t),i=number(r[1]);switch(r[2]){case"h":return 3600*i;case"m":return 60*i;case"ms":return 1e3*i;case"f":return i/e.framerate;case"t":return i/e.tickrate}return i}(t,e))),r}var yr=function(){function t(t){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.cues=void 0,this.texttracks=[],this.tracks=[],this.initpts=[],this.timescale=[],this.unparsedvttfrags=[],this.captionstracks={},this.nonnativecaptionstracks={},this.cea608parser1=void 0,this.cea608parser2=void 0,this.lastsn=-1,this.prevcc=-1,this.vttccs={ccoffset:0,presentationoffset:0,0:{start:0,prevcc:-1,new:!1}},this.captionsproperties=void 0,this.hls=t,this.config=t.config,this.cues=t.config.cuehandler,this.captionsproperties={texttrack1:{label:this.config.captionstexttrack1label,languagecode:this.config.captionstexttrack1languagecode},texttrack2:{label:this.config.captionstexttrack2label,languagecode:this.config.captionstexttrack2languagecode},texttrack3:{label:this.config.captionstexttrack3label,languagecode:this.config.captionstexttrack3languagecode},texttrack4:{label:this.config.captionstexttrack4label,languagecode:this.config.captionstexttrack4languagecode}},this.config.enablecea708captions){var e=new ve(this,"texttrack1"),r=new ve(this,"texttrack2"),i=new ve(this,"texttrack3"),n=new ve(this,"texttrack4");this.cea608parser1=new he(1,e,r),this.cea608parser2=new he(3,i,n)}t.on(a.a.media_attaching,this.onmediaattaching,this),t.on(a.a.media_detaching,this.onmediadetaching,this),t.on(a.a.manifest_loading,this.onmanifestloading,this),t.on(a.a.manifest_loaded,this.onmanifestloaded,this),t.on(a.a.subtitle_tracks_updated,this.onsubtitletracksupdated,this),t.on(a.a.frag_loading,this.onfragloading,this),t.on(a.a.frag_loaded,this.onfragloaded,this),t.on(a.a.frag_parsing_userdata,this.onfragparsinguserdata,this),t.on(a.a.frag_decrypted,this.onfragdecrypted,this),t.on(a.a.init_pts_found,this.oninitptsfound,this),t.on(a.a.subtitle_tracks_cleared,this.onsubtitletrackscleared,this),t.on(a.a.buffer_flushing,this.onbufferflushing,this)}var e=t.prototype;return e.destroy=function(){var t=this.hls;t.off(a.a.media_attaching,this.onmediaattaching,this),t.off(a.a.media_detaching,this.onmediadetaching,this),t.off(a.a.manifest_loading,this.onmanifestloading,this),t.off(a.a.manifest_loaded,this.onmanifestloaded,this),t.off(a.a.subtitle_tracks_updated,this.onsubtitletracksupdated,this),t.off(a.a.frag_loading,this.onfragloading,this),t.off(a.a.frag_loaded,this.onfragloaded,this),t.off(a.a.frag_parsing_userdata,this.onfragparsinguserdata,this),t.off(a.a.frag_decrypted,this.onfragdecrypted,this),t.off(a.a.init_pts_found,this.oninitptsfound,this),t.off(a.a.subtitle_tracks_cleared,this.onsubtitletrackscleared,this),t.off(a.a.buffer_flushing,this.onbufferflushing,this),this.hls=this.config=this.cea608parser1=this.cea608parser2=null},e.addcues=function(t,e,r,i,n){for(var s,o,l,u,h=!1,d=n.length;d--;){var c=n[d],f=(s=c[0],o=c[1],l=e,u=r,math.min(o,u)-math.max(s,l));if(f>=0&&(c[0]=math.min(c[0],e),c[1]=math.max(c[1],r),h=!0,f/(r-e)>.5))return}if(h||n.push([e,r]),this.config.rendertexttracksnatively){var g=this.captionstracks[t];this.cues.newcue(g,e,r,i)}else{var v=this.cues.newcue(null,e,r,i);this.hls.trigger(a.a.cues_parsed,{type:"captions",cues:v,track:t})}},e.oninitptsfound=function(t,e){var r=this,i=e.frag,n=e.id,s=e.initpts,o=e.timescale,l=this.unparsedvttfrags;"main"===n&&(this.initpts[i.cc]=s,this.timescale[i.cc]=o),l.length&&(this.unparsedvttfrags=[],l.foreach((function(t){r.onfragloaded(a.a.frag_loaded,t)})))},e.getexistingtrack=function(t){var e=this.media;if(e)for(var r=0;r<e.texttracks.length;r++){var i=e.texttracks[r];if(i[t])return i}return null},e.createcaptionstrack=function(t){this.config.rendertexttracksnatively?this.createnativetrack(t):this.createnonnativetrack(t)},e.createnativetrack=function(t){if(!this.captionstracks[t]){var e=this.captionsproperties,r=this.captionstracks,i=this.media,n=e[t],a=n.label,s=n.languagecode,o=this.getexistingtrack(t);if(o)r[t]=o,x(r[t]),w(r[t],i);else{var l=this.createtexttrack("captions",a,s);l&&(l[t]=!0,r[t]=l)}}},e.createnonnativetrack=function(t){if(!this.nonnativecaptionstracks[t]){var e=this.captionsproperties[t];if(e){var r={_id:t,label:e.label,kind:"captions",default:!!e.media&&!!e.media.default,closedcaptions:e.media};this.nonnativecaptionstracks[t]=r,this.hls.trigger(a.a.non_native_text_tracks_found,{tracks:[r]})}}},e.createtexttrack=function(t,e,r){var i=this.media;if(i)return i.addtexttrack(t,e,r)},e.onmediaattaching=function(t,e){this.media=e.media,this._cleantracks()},e.onmediadetaching=function(){var t=this.captionstracks;object.keys(t).foreach((function(e){x(t[e]),delete t[e]})),this.nonnativecaptionstracks={}},e.onmanifestloading=function(){this.lastsn=-1,this.prevcc=-1,this.vttccs={ccoffset:0,presentationoffset:0,0:{start:0,prevcc:-1,new:!1}},this._cleantracks(),this.tracks=[],this.captionstracks={},this.nonnativecaptionstracks={},this.texttracks=[],this.unparsedvttfrags=this.unparsedvttfrags||[],this.initpts=[],this.timescale=[],this.cea608parser1&&this.cea608parser2&&(this.cea608parser1.reset(),this.cea608parser2.reset())},e._cleantracks=function(){var t=this.media;if(t){var e=t.texttracks;if(e)for(var r=0;r<e.length;r++)x(e[r])}},e.onsubtitletracksupdated=function(t,e){var r=this;this.texttracks=[];var i=e.subtitletracks||[],n=i.some((function(t){return"stpp.ttml.im1t"===t.textcodec}));if(this.config.enablewebvtt||n&&this.config.enableimsc1){var s=this.tracks&&i&&this.tracks.length===i.length;if(this.tracks=i||[],this.config.rendertexttracksnatively){var o=this.media?this.media.texttracks:[];this.tracks.foreach((function(t,e){var i;if(e<o.length){for(var n=null,a=0;a<o.length;a++)if(tr(o[a],t)){n=o[a];break}n&&(i=n)}i?x(i):(i=r.createtexttrack("subtitles",t.name,t.lang))&&(i.mode="disabled"),i&&(i.groupid=t.groupid,r.texttracks.push(i))}))}else if(!s&&this.tracks&&this.tracks.length){var l=this.tracks.map((function(t){return{label:t.name,kind:t.type.tolowercase(),default:t.default,subtitletrack:t}}));this.hls.trigger(a.a.non_native_text_tracks_found,{tracks:l})}}},e.onmanifestloaded=function(t,e){var r=this;this.config.enablecea708captions&&e.captions&&e.captions.foreach((function(t){var e=/(?:cc|service)([1-4])/.exec(t.instreamid);if(e){var i="texttrack"+e[1],n=r.captionsproperties[i];n&&(n.label=t.name,t.lang&&(n.languagecode=t.lang),n.media=t)}}))},e.onfragloading=function(t,e){var r=this.cea608parser1,i=this.cea608parser2,n=this.lastsn;if(this.enabled&&r&&i&&e.frag.type===k.b.main){var a=e.frag.sn;a!==n+1&&(r.reset(),i.reset()),this.lastsn=a}},e.onfragloaded=function(t,e){var r=e.frag,i=e.payload,s=this.initpts,o=this.unparsedvttfrags;if(r.type===k.b.subtitle)if(i.bytelength){if(!object(n.a)(s[r.cc]))return o.push(e),void(s.length&&this.hls.trigger(a.a.subtitle_frag_processed,{success:!1,frag:r,error:new error("missing initial subtitle pts")}));var l=r.decryptdata;if(null==l||null==l.key||"aes-128"!==l.method){var u=this.tracks[r.level],h=this.vttccs;h[r.cc]||(h[r.cc]={start:r.start,prevcc:this.prevcc,new:!0},this.prevcc=r.cc),u&&"stpp.ttml.im1t"===u.textcodec?this._parseimsc1(r,i):this._parsevtts(r,i,h)}}else this.hls.trigger(a.a.subtitle_frag_processed,{success:!1,frag:r,error:new error("empty subtitle payload")})},e._parseimsc1=function(t,e){var r=this,i=this.hls;cr(e,this.initpts[t.cc],this.timescale[t.cc],(function(e){r._appendcues(e,t.level),i.trigger(a.a.subtitle_frag_processed,{success:!0,frag:t})}),(function(e){o.b.log("failed to parse imsc1: "+e),i.trigger(a.a.subtitle_frag_processed,{success:!1,frag:t,error:e})}))},e._parsevtts=function(t,e,r){var i=this,n=this.hls;or(e,this.initpts[t.cc],this.timescale[t.cc],r,t.cc,t.start,(function(e){i._appendcues(e,t.level),n.trigger(a.a.subtitle_frag_processed,{success:!0,frag:t})}),(function(r){i._fallbacktoimsc1(t,e),o.b.log("failed to parse vtt cue: "+r),n.trigger(a.a.subtitle_frag_processed,{success:!1,frag:t,error:r})}))},e._fallbacktoimsc1=function(t,e){var r=this,i=this.tracks[t.level];i.textcodec||cr(e,this.initpts[t.cc],this.timescale[t.cc],(function(){i.textcodec="stpp.ttml.im1t",r._parseimsc1(t,e)}),(function(){i.textcodec="wvtt"}))},e._appendcues=function(t,e){var r=this.hls;if(this.config.rendertexttracksnatively){var i=this.texttracks[e];if("disabled"===i.mode)return;t.foreach((function(t){return o(i,t)}))}else{var n=this.tracks[e].default?"default":"subtitles"+e;r.trigger(a.a.cues_parsed,{type:"subtitles",cues:t,track:n})}},e.onfragdecrypted=function(t,e){var r=e.frag;if(r.type===k.b.subtitle){if(!object(n.a)(this.initpts[r.cc]))return void this.unparsedvttfrags.push(e);this.onfragloaded(a.a.frag_loaded,e)}},e.onsubtitletrackscleared=function(){this.tracks=[],this.captionstracks={}},e.onfragparsinguserdata=function(t,e){var r=this.cea608parser1,i=this.cea608parser2;if(this.enabled&&r&&i)for(var n=0;n<e.samples.length;n++){var a=e.samples[n].bytes;if(a){var s=this.extractcea608data(a);r.adddata(e.samples[n].pts,s[0]),i.adddata(e.samples[n].pts,s[1])}}},e.onbufferflushing=function(t,e){var r=e.startoffset,i=e.endoffset,n=e.endoffsetsubtitles,a=e.type,s=this.media;if(s&&!(s.currenttime<i)){if(!a||"video"===a){var o=this.captionstracks;object.keys(o).foreach((function(t){return p(o[t],r,i)}))}if(this.config.rendertexttracksnatively&&0===r&&void 0!==n){var l=this.texttracks;object.keys(l).foreach((function(t){return p(l[t],r,n)}))}}},e.extractcea608data=function(t){for(var e=31&t[0],r=2,i=[[],[]],n=0;n<e;n++){var a=t[r++],s=127&t[r++],o=127&t[r++],l=3&a;0===s&&0===o||0!=(4&a)&&(0!==l&&1!==l||(i[l].push(s),i[l].push(o)))}return i},t}();function tr(t,e){return t&&t.label===e.name&&!(t.texttrack1||t.texttrack2)}function br(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),object.defineproperty(t,i.key,i)}}var er,sr=function(){function t(t){this.autolevelcapping=void 0,this.firstlevel=void 0,this.media=void 0,this.restrictedlevels=void 0,this.timer=void 0,this.hls=void 0,this.streamcontroller=void 0,this.clientrect=void 0,this.hls=t,this.autolevelcapping=number.positive_infinity,this.firstlevel=-1,this.media=null,this.restrictedlevels=[],this.timer=void 0,this.clientrect=null,this.registerlisteners()}var e,r,i,n=t.prototype;return n.setstreamcontroller=function(t){this.streamcontroller=t},n.destroy=function(){this.unregisterlistener(),this.hls.config.capleveltoplayersize&&this.stopcapping(),this.media=null,this.clientrect=null,this.hls=this.streamcontroller=null},n.registerlisteners=function(){var t=this.hls;t.on(a.a.fps_drop_level_capping,this.onfpsdroplevelcapping,this),t.on(a.a.media_attaching,this.onmediaattaching,this),t.on(a.a.manifest_parsed,this.onmanifestparsed,this),t.on(a.a.buffer_codecs,this.onbuffercodecs,this),t.on(a.a.media_detaching,this.onmediadetaching,this)},n.unregisterlistener=function(){var t=this.hls;t.off(a.a.fps_drop_level_capping,this.onfpsdroplevelcapping,this),t.off(a.a.media_attaching,this.onmediaattaching,this),t.off(a.a.manifest_parsed,this.onmanifestparsed,this),t.off(a.a.buffer_codecs,this.onbuffercodecs,this),t.off(a.a.media_detaching,this.onmediadetaching,this)},n.onfpsdroplevelcapping=function(e,r){t.islevelallowed(r.droppedlevel,this.restrictedlevels)&&this.restrictedlevels.push(r.droppedlevel)},n.onmediaattaching=function(t,e){this.media=e.media instanceof htmlvideoelement?e.media:null},n.onmanifestparsed=function(t,e){var r=this.hls;this.restrictedlevels=[],this.firstlevel=e.firstlevel,r.config.capleveltoplayersize&&e.video&&this.startcapping()},n.onbuffercodecs=function(t,e){this.hls.config.capleveltoplayersize&&e.video&&this.startcapping()},n.onmediadetaching=function(){this.stopcapping()},n.detectplayersize=function(){if(this.media&&this.mediaheight>0&&this.mediawidth>0){var t=this.hls.levels;if(t.length){var e=this.hls;e.autolevelcapping=this.getmaxlevel(t.length-1),e.autolevelcapping>this.autolevelcapping&&this.streamcontroller&&this.streamcontroller.nextlevelswitch(),this.autolevelcapping=e.autolevelcapping}}},n.getmaxlevel=function(e){var r=this,i=this.hls.levels;if(!i.length)return-1;var n=i.filter((function(i,n){return t.islevelallowed(n,r.restrictedlevels)&&n<=e}));return this.clientrect=null,t.getmaxlevelbymediasize(n,this.mediawidth,this.mediaheight)},n.startcapping=function(){this.timer||(this.autolevelcapping=number.positive_infinity,this.hls.firstlevel=this.getmaxlevel(this.firstlevel),self.clearinterval(this.timer),this.timer=self.setinterval(this.detectplayersize.bind(this),1e3),this.detectplayersize())},n.stopcapping=function(){this.restrictedlevels=[],this.firstlevel=-1,this.autolevelcapping=number.positive_infinity,this.timer&&(self.clearinterval(this.timer),this.timer=void 0)},n.getdimensions=function(){if(this.clientrect)return this.clientrect;var t=this.media,e={width:0,height:0};if(t){var r=t.getboundingclientrect();e.width=r.width,e.height=r.height,e.width||e.height||(e.width=r.right-r.left||t.width||0,e.height=r.bottom-r.top||t.height||0)}return this.clientrect=e,e},t.islevelallowed=function(t,e){return void 0===e&&(e=[]),-1===e.indexof(t)},t.getmaxlevelbymediasize=function(t,e,r){if(!t||!t.length)return-1;for(var i,n,a=t.length-1,s=0;s<t.length;s+=1){var o=t[s];if((o.width>=e||o.height>=r)&&(i=o,!(n=t[s+1])||i.width!==n.width||i.height!==n.height)){a=s;break}}return a},e=t,i=[{key:"contentscalefactor",get:function(){var t=1;try{t=self.devicepixelratio}catch(t){}return t}}],(r=[{key:"mediawidth",get:function(){return this.getdimensions().width*t.contentscalefactor}},{key:"mediaheight",get:function(){return this.getdimensions().height*t.contentscalefactor}}])&&br(e.prototype,r),i&&br(e,i),t}(),lr=function(){function t(t){this.hls=void 0,this.isvideoplaybackqualityavailable=!1,this.timer=void 0,this.media=null,this.lasttime=void 0,this.lastdroppedframes=0,this.lastdecodedframes=0,this.streamcontroller=void 0,this.hls=t,this.registerlisteners()}var e=t.prototype;return e.setstreamcontroller=function(t){this.streamcontroller=t},e.registerlisteners=function(){this.hls.on(a.a.media_attaching,this.onmediaattaching,this)},e.unregisterlisteners=function(){this.hls.off(a.a.media_attaching,this.onmediaattaching)},e.destroy=function(){this.timer&&clearinterval(this.timer),this.unregisterlisteners(),this.isvideoplaybackqualityavailable=!1,this.media=null},e.onmediaattaching=function(t,e){var r=this.hls.config;if(r.caplevelonfpsdrop){var i=e.media instanceof self.htmlvideoelement?e.media:null;this.media=i,i&&"function"==typeof i.getvideoplaybackquality&&(this.isvideoplaybackqualityavailable=!0),self.clearinterval(this.timer),this.timer=self.setinterval(this.checkfpsinterval.bind(this),r.fpsdroppedmonitoringperiod)}},e.checkfps=function(t,e,r){var i=performance.now();if(e){if(this.lasttime){var n=i-this.lasttime,s=r-this.lastdroppedframes,l=e-this.lastdecodedframes,u=1e3*s/n,h=this.hls;if(h.trigger(a.a.fps_drop,{currentdropped:s,currentdecoded:l,totaldroppedframes:r}),u>0&&s>h.config.fpsdroppedmonitoringthreshold*l){var d=h.currentlevel;o.b.warn("drop fps ratio greater than max allowed value for currentlevel: "+d),d>0&&(-1===h.autolevelcapping||h.autolevelcapping>=d)&&(d-=1,h.trigger(a.a.fps_drop_level_capping,{level:d,droppedlevel:h.currentlevel}),h.autolevelcapping=d,this.streamcontroller.nextlevelswitch())}}this.lasttime=i,this.lastdroppedframes=r,this.lastdecodedframes=e}},e.checkfpsinterval=function(){var t=this.media;if(t)if(this.isvideoplaybackqualityavailable){var e=t.getvideoplaybackquality();this.checkfps(t,e.totalvideoframes,e.droppedvideoframes)}else this.checkfps(t,t.webkitdecodedframecount,t.webkitdroppedframecount)},t}();!function(t){t.widevine="com.widevine.alpha",t.playready="com.microsoft.playready"}(er||(er={}));var ar="undefined"!=typeof self&&self.navigator&&self.navigator.requestmediakeysystemaccess?self.navigator.requestmediakeysystemaccess.bind(self.navigator):null;function rr(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),object.defineproperty(t,i.key,i)}}var dr,kr,_r,ir=function(){function t(t){this.hls=void 0,this._widevinelicenseurl=void 0,this._licensexhrsetup=void 0,this._licenseresponsecallback=void 0,this._emeenabled=void 0,this._requestmediakeysystemaccess=void 0,this._drmsystemoptions=void 0,this._config=void 0,this._mediakeyslist=[],this._media=null,this._hassetmediakeys=!1,this._requestlicensefailurecount=0,this.mediakeyspromise=null,this._onmediaencrypted=this.onmediaencrypted.bind(this),this.hls=t,this._config=t.config,this._widevinelicenseurl=this._config.widevinelicenseurl,this._licensexhrsetup=this._config.licensexhrsetup,this._licenseresponsecallback=this._config.licenseresponsecallback,this._emeenabled=this._config.emeenabled,this._requestmediakeysystemaccess=this._config.requestmediakeysystemaccessfunc,this._drmsystemoptions=this._config.drmsystemoptions,this._registerlisteners()}var e,r,i,n=t.prototype;return n.destroy=function(){this._unregisterlisteners(),this.hls=this._onmediaencrypted=null,this._requestmediakeysystemaccess=null},n._registerlisteners=function(){this.hls.on(a.a.media_attached,this.onmediaattached,this),this.hls.on(a.a.media_detached,this.onmediadetached,this),this.hls.on(a.a.manifest_parsed,this.onmanifestparsed,this)},n._unregisterlisteners=function(){this.hls.off(a.a.media_attached,this.onmediaattached,this),this.hls.off(a.a.media_detached,this.onmediadetached,this),this.hls.off(a.a.manifest_parsed,this.onmanifestparsed,this)},n.getlicenseserverurl=function(t){switch(t){case er.widevine:if(!this._widevinelicenseurl)break;return this._widevinelicenseurl}throw new error('no license server url configured for key-system "'+t+'"')},n._attemptkeysystemaccess=function(t,e,r){var i=this,n=function(t,e,r,i){switch(t){case er.widevine:return function(t,e,r){var i={audiocapabilities:[],videocapabilities:[]};return t.foreach((function(t){i.audiocapabilities.push({contenttype:'audio/mp4; codecs="'+t+'"',robustness:r.audiorobustness||""})})),e.foreach((function(t){i.videocapabilities.push({contenttype:'video/mp4; codecs="'+t+'"',robustness:r.videorobustness||""})})),[i]}(e,r,i);default:throw new error("unknown key-system: "+t)}}(t,e,r,this._drmsystemoptions);o.b.log("requesting encrypted media key-system access");var a=this.requestmediakeysystemaccess(t,n);this.mediakeyspromise=a.then((function(e){return i._onmediakeysystemaccessobtained(t,e)})),a.catch((function(e){o.b.error('failed to obtain key-system "'+t+'" access:',e)}))},n._onmediakeysystemaccessobtained=function(t,e){var r=this;o.b.log('access for key-system "'+t+'" obtained');var i={mediakeyssessioninitialized:!1,mediakeysystemaccess:e,mediakeysystemdomain:t};this._mediakeyslist.push(i);var n=promise.resolve().then((function(){return e.createmediakeys()})).then((function(e){return i.mediakeys=e,o.b.log('media-keys created for key-system "'+t+'"'),r._onmediakeyscreated(),e}));return n.catch((function(t){o.b.error("failed to create media-keys:",t)})),n},n._onmediakeyscreated=function(){var t=this;this._mediakeyslist.foreach((function(e){e.mediakeyssession||(e.mediakeyssession=e.mediakeys.createsession(),t._onnewmediakeysession(e.mediakeyssession))}))},n._onnewmediakeysession=function(t){var e=this;o.b.log("new key-system session "+t.sessionid),t.addeventlistener("message",(function(r){e._onkeysessionmessage(t,r.message)}),!1)},n._onkeysessionmessage=function(t,e){o.b.log("got eme message event, creating license request"),this._requestlicense(e,(function(e){o.b.log("received license data (length: "+(e?e.bytelength:e)+"), updating key-session"),t.update(e)}))},n.onmediaencrypted=function(t){var e=this;if(o.b.log('media is encrypted using "'+t.initdatatype+'" init data type'),!this.mediakeyspromise)return o.b.error("fatal: media is encrypted but no cdm access or no keys have been requested"),void this.hls.trigger(a.a.error,{type:s.b.key_system_error,details:s.a.key_system_no_keys,fatal:!0});var r=function(r){e._media&&(e._attemptsetmediakeys(r),e._generaterequestwithpreferredkeysession(t.initdatatype,t.initdata))};this.mediakeyspromise.then(r).catch(r)},n._attemptsetmediakeys=function(t){if(!this._media)throw new error("attempted to set mediakeys without first attaching a media element");if(!this._hassetmediakeys){var e=this._mediakeyslist[0];if(!e||!e.mediakeys)return o.b.error("fatal: media is encrypted but no cdm access or no keys have been obtained yet"),void this.hls.trigger(a.a.error,{type:s.b.key_system_error,details:s.a.key_system_no_keys,fatal:!0});o.b.log("setting keys for encrypted media"),this._media.setmediakeys(e.mediakeys),this._hassetmediakeys=!0}},n._generaterequestwithpreferredkeysession=function(t,e){var r=this,i=this._mediakeyslist[0];if(!i)return o.b.error("fatal: media is encrypted but not any key-system access has been obtained yet"),void this.hls.trigger(a.a.error,{type:s.b.key_system_error,details:s.a.key_system_no_access,fatal:!0});if(i.mediakeyssessioninitialized)o.b.warn("key-session already initialized but requested again");else{var n=i.mediakeyssession;if(!n)return o.b.error("fatal: media is encrypted but no key-session existing"),void this.hls.trigger(a.a.error,{type:s.b.key_system_error,details:s.a.key_system_no_session,fatal:!0});if(!e)return o.b.warn("fatal: initdata required for generating a key session is null"),void this.hls.trigger(a.a.error,{type:s.b.key_system_error,details:s.a.key_system_no_init_data,fatal:!0});o.b.log('generating key-session request for "'+t+'" init data type'),i.mediakeyssessioninitialized=!0,n.generaterequest(t,e).then((function(){o.b.debug("key-session generation succeeded")})).catch((function(t){o.b.error("error generating key-session request:",t),r.hls.trigger(a.a.error,{type:s.b.key_system_error,details:s.a.key_system_no_session,fatal:!1})}))}},n._createlicensexhr=function(t,e,r){var i=new xmlhttprequest;i.responsetype="arraybuffer",i.onreadystatechange=this._onlicenserequestreadystagechange.bind(this,i,t,e,r);var n=this._licensexhrsetup;if(n)try{n.call(this.hls,i,t),n=void 0}catch(t){o.b.error(t)}try{i.readystate||i.open("post",t,!0),n&&n.call(this.hls,i,t)}catch(t){throw new error("issue setting up keysystem license xhr "+t)}return i},n._onlicenserequestreadystagechange=function(t,e,r,i){switch(t.readystate){case 4:if(200===t.status){this._requestlicensefailurecount=0,o.b.log("license request succeeded");var n=t.response,l=this._licenseresponsecallback;if(l)try{n=l.call(this.hls,t,e)}catch(t){o.b.error(t)}i(n)}else{if(o.b.error("license request xhr failed ("+e+"). status: "+t.status+" ("+t.statustext+")"),this._requestlicensefailurecount++,this._requestlicensefailurecount>3)return void this.hls.trigger(a.a.error,{type:s.b.key_system_error,details:s.a.key_system_license_request_failed,fatal:!0});var u=3-this._requestlicensefailurecount+1;o.b.warn("retrying license request, "+u+" attempts left"),this._requestlicense(r,i)}}},n._generatelicenserequestchallenge=function(t,e){switch(t.mediakeysystemdomain){case er.widevine:return e}throw new error("unsupported key-system: "+t.mediakeysystemdomain)},n._requestlicense=function(t,e){o.b.log("requesting content license for key-system");var r=this._mediakeyslist[0];if(!r)return o.b.error("fatal error: media is encrypted but no key-system access has been obtained yet"),void this.hls.trigger(a.a.error,{type:s.b.key_system_error,details:s.a.key_system_no_access,fatal:!0});try{var i=this.getlicenseserverurl(r.mediakeysystemdomain),n=this._createlicensexhr(i,t,e);o.b.log("sending license request to url: "+i);var l=this._generatelicenserequestchallenge(r,t);n.send(l)}catch(t){o.b.error("failure requesting drm license: "+t),this.hls.trigger(a.a.error,{type:s.b.key_system_error,details:s.a.key_system_license_request_failed,fatal:!0})}},n.onmediaattached=function(t,e){if(this._emeenabled){var r=e.media;this._media=r,r.addeventlistener("encrypted",this._onmediaencrypted)}},n.onmediadetached=function(){var t=this._media,e=this._mediakeyslist;t&&(t.removeeventlistener("encrypted",this._onmediaencrypted),this._media=null,this._mediakeyslist=[],promise.all(e.map((function(t){if(t.mediakeyssession)return t.mediakeyssession.close().catch((function(){}))}))).then((function(){return t.setmediakeys(null)})).catch((function(){})))},n.onmanifestparsed=function(t,e){if(this._emeenabled){var r=e.levels.map((function(t){return t.audiocodec})).filter((function(t){return!!t})),i=e.levels.map((function(t){return t.videocodec})).filter((function(t){return!!t}));this._attemptkeysystemaccess(er.widevine,r,i)}},e=t,(r=[{key:"requestmediakeysystemaccess",get:function(){if(!this._requestmediakeysystemaccess)throw new error("no requestmediakeysystemaccess function configured");return this._requestmediakeysystemaccess}}])&&rr(e.prototype,r),i&&rr(e,i),t}();function cr(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),object.defineproperty(t,i.key,i)}}function wr(t,e,r){return e&&cr(t.prototype,e),r&&cr(t,r),t}function or(t,e){var r="undefined"!=typeof symbol&&t[symbol.iterator]||t["@@iterator"];if(r)return(r=r.call(t)).next.bind(r);if(array.isarray(t)||(r=function(t,e){if(!t)return;if("string"==typeof t)return xr(t,e);var r=object.prototype.tostring.call(t).slice(8,-1);"object"===r&&t.constructor&&(r=t.constructor.name);if("map"===r||"set"===r)return array.from(t);if("arguments"===r||/^(?:ui|i)nt(?:8|16|32)(?:clamped)?array$/.test(r))return xr(t,e)}(t))||e&&t&&"number"==typeof t.length){r&&(t=r);var i=0;return function(){return i>=t.length?{done:!0}:{done:!1,value:t[i++]}}}throw new typeerror("invalid attempt to iterate non-iterable instance.\nin order to be iterable, non-array objects must have a [symbol.iterator]() method.")}function xr(t,e){(null==e||e>t.length)&&(e=t.length);for(var r=0,i=new array(e);r<e;r++)i[r]=t[r];return i}function pr(){return(pr=object.assign||function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)object.prototype.hasownproperty.call(r,i)&&(t[i]=r[i])}return t}).apply(this,arguments)}!function(t){t.manifest="m",t.audio="a",t.video="v",t.muxed="av",t.init="i",t.caption="c",t.timed_text="tt",t.key="k",t.other="o"}(dr||(dr={})),function(t){t.dash="d",t.hls="h",t.smooth="s",t.other="o"}(kr||(kr={})),function(t){t.vod="v",t.live="l"}(_r||(_r={}));var mr=function(){function t(e){var r=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useheaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audiobuffer=void 0,this.videobuffer=void 0,this.onwaiting=function(){r.initialized&&(r.starved=!0),r.buffering=!0},this.onplaying=function(){r.initialized||(r.initialized=!0),r.buffering=!1},this.applyplaylistdata=function(t){try{r.apply(t,{ot:dr.manifest,su:!r.initialized})}catch(t){o.b.warn("could not generate manifest cmcd data.",t)}},this.applyfragmentdata=function(t){try{var e=t.frag,i=r.hls.levels[e.level],n=r.getobjecttype(e),a={d:1e3*e.duration,ot:n};n!==dr.video&&n!==dr.audio&&n!=dr.muxed||(a.br=i.bitrate/1e3,a.tb=r.gettopbandwidth(n),a.bl=r.getbufferlength(n)),r.apply(t,a)}catch(t){o.b.warn("could not generate segment cmcd data.",t)}},this.hls=e;var i=this.config=e.config,n=i.cmcd;null!=n&&(i.ploader=this.createplaylistloader(),i.floader=this.createfragmentloader(),this.sid=n.sessionid||t.uuid(),this.cid=n.contentid,this.useheaders=!0===n.useheaders,this.registerlisteners())}var e=t.prototype;return e.registerlisteners=function(){var t=this.hls;t.on(a.a.media_attached,this.onmediaattached,this),t.on(a.a.media_detached,this.onmediadetached,this),t.on(a.a.buffer_created,this.onbuffercreated,this)},e.unregisterlisteners=function(){var t=this.hls;t.off(a.a.media_attached,this.onmediaattached,this),t.off(a.a.media_detached,this.onmediadetached,this),t.off(a.a.buffer_created,this.onbuffercreated,this),this.onmediadetached()},e.destroy=function(){this.unregisterlisteners(),this.hls=this.config=this.audiobuffer=this.videobuffer=null},e.onmediaattached=function(t,e){this.media=e.media,this.media.addeventlistener("waiting",this.onwaiting),this.media.addeventlistener("playing",this.onplaying)},e.onmediadetached=function(){this.media&&(this.media.removeeventlistener("waiting",this.onwaiting),this.media.removeeventlistener("playing",this.onplaying),this.media=null)},e.onbuffercreated=function(t,e){var r,i;this.audiobuffer=null===(r=e.tracks.audio)||void 0===r?void 0:r.buffer,this.videobuffer=null===(i=e.tracks.video)||void 0===i?void 0:i.buffer},e.createdata=function(){var t;return{v:1,sf:kr.hls,sid:this.sid,cid:this.cid,pr:null===(t=this.media)||void 0===t?void 0:t.playbackrate,mtp:this.hls.bandwidthestimate/1e3}},e.apply=function(e,r){void 0===r&&(r={}),pr(r,this.createdata());var i=r.ot===dr.init||r.ot===dr.video||r.ot===dr.muxed;if(this.starved&&i&&(r.bs=!0,r.su=!0,this.starved=!1),null==r.su&&(r.su=this.buffering),this.useheaders){var n=t.toheaders(r);if(!object.keys(n).length)return;e.headers||(e.headers={}),pr(e.headers,n)}else{var a=t.toquery(r);if(!a)return;e.url=t.appendquerytouri(e.url,a)}},e.getobjecttype=function(t){var e=t.type;return"subtitle"===e?dr.timed_text:"initsegment"===t.sn?dr.init:"audio"===e?dr.audio:"main"===e?this.hls.audiotracks.length?dr.video:dr.muxed:void 0},e.gettopbandwidth=function(t){for(var e,r=0,i=or(t===dr.audio?this.hls.audiotracks:this.hls.levels);!(e=i()).done;){var n=e.value;n.bitrate>r&&(r=n.bitrate)}return r>0?r:nan},e.getbufferlength=function(t){var e=this.hls.media,r=t===dr.audio?this.audiobuffer:this.videobuffer;return r&&e?1e3*lt.bufferinfo(r,e.currenttime,this.config.maxbufferhole).len:nan},e.createplaylistloader=function(){var t=this.config.ploader,e=this.applyplaylistdata,r=t||this.config.loader;return function(){function t(t){this.loader=void 0,this.loader=new r(t)}var i=t.prototype;return i.destroy=function(){this.loader.destroy()},i.abort=function(){this.loader.abort()},i.load=function(t,r,i){e(t),this.loader.load(t,r,i)},wr(t,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),t}()},e.createfragmentloader=function(){var t=this.config.floader,e=this.applyfragmentdata,r=t||this.config.loader;return function(){function t(t){this.loader=void 0,this.loader=new r(t)}var i=t.prototype;return 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null},l.on=function(t,e,r){void 0===r&&(r=this),this._emitter.on(t,e,r)},l.once=function(t,e,r){void 0===r&&(r=this),this._emitter.once(t,e,r)},l.removealllisteners=function(t){this._emitter.removealllisteners(t)},l.off=function(t,e,r,i){void 0===r&&(r=this),this._emitter.off(t,e,r,i)},l.listeners=function(t){return this._emitter.listeners(t)},l.emit=function(t,e,r){return this._emitter.emit(t,e,r)},l.trigger=function(t,e){if(this.config.debug)return this.emit(t,t,e);try{return this.emit(t,t,e)}catch(e){o.b.error("an internal error happened while handling event "+t+'. error message: "'+e.message+'". here is a stacktrace:',e),this.trigger(a.a.error,{type:s.b.other_error,details:s.a.internal_exception,fatal:!1,event:t,error:e})}return!1},l.listenercount=function(t){return this._emitter.listenercount(t)},l.destroy=function(){o.b.log("destroy"),this.trigger(a.a.destroying,void 0),this.detachmedia(),this.removealllisteners(),this._autolevelcapping=-1,this.url=null,this.networkcontrollers.foreach((function(t){return t.destroy()})),this.networkcontrollers.length=0,this.corecomponents.foreach((function(t){return t.destroy()})),this.corecomponents.length=0},l.attachmedia=function(t){o.b.log("attachmedia"),this._media=t,this.trigger(a.a.media_attaching,{media:t})},l.detachmedia=function(){o.b.log("detachmedia"),this.trigger(a.a.media_detaching,void 0),this._media=null},l.loadsource=function(t){this.stopload();var e=this.media,r=this.url,n=this.url=i.buildabsoluteurl(self.location.href,t,{alwaysnormalize:!0});o.b.log("loadsource:"+n),e&&r&&r!==n&&this.buffercontroller.hassourcetypes()&&(this.detachmedia(),this.attachmedia(e)),this.trigger(a.a.manifest_loading,{url:t})},l.startload=function(t){void 0===t&&(t=-1),o.b.log("startload("+t+")"),this.networkcontrollers.foreach((function(e){e.startload(t)}))},l.stopload=function(){o.b.log("stopload"),this.networkcontrollers.foreach((function(t){t.stopload()}))},l.swapaudiocodec=function(){o.b.log("swapaudiocodec"),this.streamcontroller.swapaudiocodec()},l.recovermediaerror=function(){o.b.log("recovermediaerror");var t=this._media;this.detachmedia(),t&&this.attachmedia(t)},l.removelevel=function(t,e){void 0===e&&(e=0),this.levelcontroller.removelevel(t,e)},e=t,n=[{key:"version",get:function(){return"1.1.2-0.canary.8054"}},{key:"events",get:function(){return a.a}},{key:"errortypes",get:function(){return s.b}},{key:"errordetails",get:function(){return s.a}},{key:"defaultconfig",get:function(){return t.defaultconfig?t.defaultconfig:ti},set:function(e){t.defaultconfig=e}}],(r=[{key:"levels",get:function(){var t=this.levelcontroller.levels;return t||[]}},{key:"currentlevel",get:function(){return this.streamcontroller.currentlevel},set:function(t){o.b.log("set currentlevel:"+t),this.loadlevel=t,this.abrcontroller.cleartimer(),this.streamcontroller.immediatelevelswitch()}},{key:"nextlevel",get:function(){return this.streamcontroller.nextlevel},set:function(t){o.b.log("set nextlevel:"+t),this.levelcontroller.manuallevel=t,this.streamcontroller.nextlevelswitch()}},{key:"loadlevel",get:function(){return this.levelcontroller.level},set:function(t){o.b.log("set loadlevel:"+t),this.levelcontroller.manuallevel=t}},{key:"nextloadlevel",get:function(){return this.levelcontroller.nextloadlevel},set:function(t){this.levelcontroller.nextloadlevel=t}},{key:"firstlevel",get:function(){return math.max(this.levelcontroller.firstlevel,this.minautolevel)},set:function(t){o.b.log("set firstlevel:"+t),this.levelcontroller.firstlevel=t}},{key:"startlevel",get:function(){return this.levelcontroller.startlevel},set:function(t){o.b.log("set startlevel:"+t),-1!==t&&(t=math.max(t,this.minautolevel)),this.levelcontroller.startlevel=t}},{key:"capleveltoplayersize",get:function(){return this.config.capleveltoplayersize},set:function(t){var e=!!t;e!==this.config.capleveltoplayersize&&(e?this.caplevelcontroller.startcapping():(this.caplevelcontroller.stopcapping(),this.autolevelcapping=-1,this.streamcontroller.nextlevelswitch()),this.config.capleveltoplayersize=e)}},{key:"autolevelcapping",get:function(){return this._autolevelcapping},set:function(t){this._autolevelcapping!==t&&(o.b.log("set autolevelcapping:"+t),this._autolevelcapping=t)}},{key:"bandwidthestimate",get:function(){var t=this.abrcontroller.bwestimator;return t?t.getestimate():nan}},{key:"autolevelenabled",get:function(){return-1===this.levelcontroller.manuallevel}},{key:"manuallevel",get:function(){return this.levelcontroller.manuallevel}},{key:"minautolevel",get:function(){var t=this.levels,e=this.config.minautobitrate;if(!t)return 0;for(var r=t.length,i=0;i<r;i++)if(t[i].maxbitrate>e)return i;return 0}},{key:"maxautolevel",get:function(){var t=this.levels,e=this.autolevelcapping;return-1===e&&t&&t.length?t.length-1:e}},{key:"nextautolevel",get:function(){return math.min(math.max(this.abrcontroller.nextautolevel,this.minautolevel),this.maxautolevel)},set:function(t){this.abrcontroller.nextautolevel=math.max(this.minautolevel,t)}},{key:"audiotracks",get:function(){var t=this.audiotrackcontroller;return t?t.audiotracks:[]}},{key:"audiotrack",get:function(){var t=this.audiotrackcontroller;return t?t.audiotrack:-1},set:function(t){var e=this.audiotrackcontroller;e&&(e.audiotrack=t)}},{key:"subtitletracks",get:function(){var t=this.subtitletrackcontroller;return t?t.subtitletracks:[]}},{key:"subtitletrack",get:function(){var t=this.subtitletrackcontroller;return t?t.subtitletrack:-1},set:function(t){var e=this.subtitletrackcontroller;e&&(e.subtitletrack=t)}},{key:"media",get:function(){return this._media}},{key:"subtitledisplay",get:function(){var t=this.subtitletrackcontroller;return!!t&&t.subtitledisplay},set:function(t){var e=this.subtitletrackcontroller;e&&(e.subtitledisplay=t)}},{key:"lowlatencymode",get:function(){return this.config.lowlatencymode},set:function(t){this.config.lowlatencymode=t}},{key:"livesyncposition",get:function(){return this.latencycontroller.livesyncposition}},{key:"latency",get:function(){return this.latencycontroller.latency}},{key:"maxlatency",get:function(){return this.latencycontroller.maxlatency}},{key:"targetlatency",get:function(){return this.latencycontroller.targetlatency}},{key:"drift",get:function(){return this.latencycontroller.drift}},{key:"forcestartload",get:function(){return this.streamcontroller.forcestartload}}])&&ri(e.prototype,r),n&&ri(e,n),t}();ii.defaultconfig=void 0}]).default}));
//# sourcemappingurl=hls.min.js.map