RTSPtoWEBPlayer/dist/RTSPtoWEBPlayer.js

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9216e4/e}function S(e,t,r,i,n){var a=function(e,t,r,i,n){var a=v(e,t),s=g(e,t);if((s-=a)>0)return{headerLength:a,frameLength:s,stamp:r+i*n}}(t,r,i,n,T(e.samplerate));if(a){var s,o=a.frameLength,l=a.headerLength,d=a.stamp,c=l+o,u=Math.max(0,r+c-t.length);u?(s=new Uint8Array(c-l)).set(t.subarray(r+l,t.length),0):s=t.subarray(r+l,r+c);var h={unit:s,pts:d};return u||e.samples.push(h),{sample:h,length:c,missing:u}}}function E(e,t){return(E=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var R=function(e){var t,r;function i(t,r){var i;return(i=e.call(this)||this).observer=void 0,i.config=void 0,i.observer=t,i.config=r,i}r=e,(t=i).prototype=Object.create(r.prototype),t.prototype.constructor=t,E(t,r);var n=i.prototype;return n.resetInitSegment=function(t,r,i){e.prototype.resetInitSegment.call(this,t,r,i),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,isAAC:!0,samples:[],manifestCodec:t,duration:i,inputTimeScale:9e4,dropped:0}},i.probe=function(e){if(!e)return!1;for(var t=(o.b(e,0)||[]).length,r=e.length;t<r;t++)if(y(e,t))return f.b.log("ADTS sync word found !"),!0;return!1},n.canParse=function(e,t){return function(e,t){return function(e,t){return t+5<e.length}(e,t)&&p(e,t)&&g(e,t)<=e.length-t}(e,t)},n.appendFrame=function(e,t,r){b(e,this.observer,t,r,e.manifestCodec);var i=S(e,t,r,this.initPTS,this.frameIndex);if(i&&0===i.missing)return i},i}(h);R.minProbeByteLength=9;var L=R,C=function(){function e(e,t){this.remainderData=null,this.config=void 0,this.config=t}var t=e.prototype;return t.resetTimeStamp=function(){},t.resetInitSegment=function(){},t.resetContiguity=function(){},e.probe=function(e){return Object(l.b)({data:e,start:0,end:Math.min(e.length,16384)},["moof"]).length>0},t.demux=function(e){var t=e,r={type:"",id:-1,pid:-1,inputTimeScale:9e4,sequenceNumber:-1,samples:[],dropped:0};if(this.config.progressive){this.remainderData&&(t=Object(l.a)(this.remainderData,e));var i=Object(l.h)(t);this.remainderData=i.remainder,r.samples=i.valid||new Uint8Array}else r.samples=t;return{audioTrack:{type:"",id:-1,pid:-1,inputTimeScale:9e4,sequenceNumber:-1,samples:[],dropped:0},avcTrack:r,id3Track:{type:"",id:-1,pid:-1,inputTimeScale:9e4,sequenceNumber:-1,samples:[],dropped:0},textTrack:{type:"",id:-1,pid:-1,inputTimeScale:9e4,sequenceNumber:-1,samples:[],dropped:0}}},t.flush=function(){var e={type:"",id:-1,pid:-1,inputTimeScale:9e4,sequenceNumber:-1,samples:[],dropped:0};return e.samples=this.remainderData||new 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s=i+n*(9e4*a.samplesPerFrame/a.sampleRate),o={unit:t.subarray(r,r+a.frameLength),pts:s,dts:s};return e.config=[],e.channelCount=a.channelCount,e.samplerate=a.sampleRate,e.samples.push(o),{sample:o,length:a.frameLength,missing:0}}}}function O(e,t){var r=e[t+1]>>3&3,i=e[t+1]>>1&3,n=e[t+2]>>4&15,a=e[t+2]>>2&3;if(1!==r&&0!==n&&15!==n&&3!==a){var s=e[t+2]>>1&1,o=e[t+3]>>6,l=1e3*D[14*(3===r?3-i:3===i?3:4)+n-1],d=_[3*(3===r?0:2===r?1:2)+a],c=3===o?1:2,u=w[r][i],h=P[i],f=8*u*h,p=Math.floor(u*l/d+s)*h;if(null===k){var v=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);k=v?parseInt(v[1]):0}return!!k&&k<=87&&2===i&&l>=224e3&&0===o&&(e[t+3]=128|e[t+3]),{sampleRate:d,channelCount:c,frameLength:p,samplesPerFrame:f}}}function I(e,t){return 255===e[t]&&224==(224&e[t+1])&&0!=(6&e[t+1])}function M(e,t){return t+1<e.length&&I(e,t)}function F(e,t){if(t+1<e.length&&I(e,t)){var r=O(e,t),i=4;null!=r&&r.frameLength&&(i=r.frameLength);var n=t+i;return n===e.length||M(e,n)}return!1}var N=function(){function 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e},t.decryptAvcSample=function(e,t,r,i,n,a){var s=Y(n.data),o=this.getAvcEncryptedData(s),l=this;this.decryptBuffer(o.buffer,(function(o){n.data=l.getAvcDecryptedUnit(s,o),a||l.decryptAvcSamples(e,t,r+1,i)}))},t.decryptAvcSamples=function(e,t,r,i){if(e instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;t++,r=0){if(t>=e.length)return void i();for(var n=e[t].units;!(r>=n.length);r++){var a=n[r];if(!(a.data.length<=48||1!==a.type&&5!==a.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(e,t,r,i,a,s),!s)return}}}},e}(),U={video:1,audio:2,id3:3,text:4},j=function(){function e(e,t,r){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.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=e,this.config=t,this.typeSupported=r}e.probe=function(t){var r=e.syncOffset(t);return!(r<0||(r&&f.b.warn("MPEG2-TS detected but first sync word found @ offset "+r+", junk ahead ?"),0))},e.syncOffset=function(e){for(var t=Math.min(1e3,e.length-564),r=0;r<t;){if(71===e[r]&&71===e[r+188]&&71===e[r+376])return r;r++}return-1},e.createTrack=function(e,t){return{container:"video"===e||"audio"===e?"video/mp2t":void 0,type:e,id:U[e],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===e?t:void 0}};var t=e.prototype;return t.resetInitSegment=function(t,r,i){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=e.createTrack("video",i),this._audioTrack=e.createTrack("audio",i),this._id3Track=e.createTrack("id3",i),this._txtTrack=e.createTrack("text",i),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=t,this.videoCodec=r,this._duration=i},t.resetTimeStamp=function(){},t.resetContiguity=function(){var e=this._audioTrack,t=this._avcTrack,r=this._id3Track;e&&(e.pesData=null),t&&(t.pesData=null),r&&(r.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},t.demux=function(t,r,a,s){var o;void 0===a&&(a=!1),void 0===s&&(s=!1),a||(this.sampleAes=null);var d=this._avcTrack,c=this._audioTrack,u=this._id3Track,h=d.pid,p=d.pesData,v=c.pid,g=u.pid,m=c.pesData,y=u.pesData,b=!1,T=this.pmtParsed,S=this._pmtId,E=t.length;if(this.remainderData&&(E=(t=Object(l.a)(this.remainderData,t)).length,this.remainderData=null),E<188&&!s)return this.remainderData=t,{audioTrack:c,avcTrack:d,id3Track:u,textTrack:this._txtTrack};var R=Math.max(0,e.syncOffset(t));(E-=(E+R)%188)<t.byteLength&&!s&&(this.remainderData=new Uint8Array(t.buffer,E,t.buffer.byteLength-E));for(var L=0,C=R;C<E;C+=188)if(71===t[C]){var A=!!(64&t[C+1]),k=((31&t[C+1])<<8)+t[C+2],D=void 0;if((48&t[C+3])>>4>1){if((D=C+5+t[C+4])===C+188)continue}else D=C+4;switch(k){case h:A&&(p&&(o=V(p))&&this.parseAVCPES(o,!1),p={data:[],size:0}),p&&(p.data.push(t.subarray(D,C+188)),p.size+=C+188-D);break;case v:A&&(m&&(o=V(m))&&(c.isAAC?this.parseAACPES(o):this.parseMPEGPES(o)),m={data:[],size:0}),m&&(m.data.push(t.subarray(D,C+188)),m.size+=C+188-D);break;case g:A&&(y&&(o=V(y))&&this.parseID3PES(o),y={data:[],size:0}),y&&(y.data.push(t.subarray(D,C+188)),y.size+=C+188-D);break;case 0:A&&(D+=t[D]+1),S=this._pmtId=H(t,D);break;case S:A&&(D+=t[D]+1);var _=K(t,D,!0===this.typeSupported.mpeg||!0===this.typeSupported.mp3,a);(h=_.avc)>0&&(d.pid=h),(v=_.audio)>0&&(c.pid=v,c.isAAC=_.isAAC),(g=_.id3)>0&&(u.pid=g),b&&!T&&(f.b.log("reparse from beginning"),b=!1,C=R-188),T=this.pmtParsed=!0;break;case 17:case 8191:break;default:b=!0}}else L++;L>0&&this.observer.emit(i.a.ERROR,i.a.ERROR,{type:n.b.MEDIA_ERROR,details:n.a.FRAG_PARSING_ERROR,fatal:!1,reason:"Found "+L+" TS packet/s that do not start with 0x47"}),d.pesData=p,c.pesData=m,u.pesData=y;var w={audioTrack:c,avcTrack:d,id3Track:u,textTrack:this._txtTrack};return s&&this.extractRemainingSamples(w),w},t.flush=function(){var e,t=this.remainderData;return this.remainderData=null,e=t?this.demux(t,-1,!1,!0):{audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(e),this.sampleAes?this.decrypt(e,this.sampleAes):e},t.extractRemainingSamples=function(e){var t,r=e.audioTrack,i=e.avcTrack,n=e.id3Track,a=i.pesData,s=r.pesData,o=n.pesData;a&&(t=V(a))?(this.parseAVCPES(t,!0),i.pesData=null):i.pesData=a,s&&(t=V(s))?(r.isAAC?this.parseAACPES(t):this.parseMPEGPES(t),r.pesData=null):(null!=s&&s.size&&f.b.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=s),o&&(t=V(o))?(this.parseID3PES(t),n.pesData=null):n.pesData=o},t.demuxSampleAes=function(e,t,r){var i=this.demux(e,r,!0,!this.config.progressive),n=this.sampleAes=new B(this.observer,this.config,t);return this.decrypt(i,n)},t.decrypt=function(e,t){return new Promise((function(r){var i=e.audioTrack,n=e.avcTrack;i.samples&&i.isAAC?t.decryptAacSamples(i.samples,0,(function(){n.samples?t.decryptAvcSamples(n.samples,0,0,(function(){r(e)})):r(e)})):n.samples&&t.decryptAvcSamples(n.samples,0,0,(function(){r(e)}))}))},t.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},t.parseAVCPES=function(e,t){var r,i=this,n=this._avcTrack,a=this.parseAVCNALu(e.data),s=this.avcSample,l=!1;e.data=null,s&&a.length&&!n.audFound&&(W(s,n),s=this.avcSample=G(!1,e.pts,e.dts,"")),a.forEach((function(t){switch(t.type){case 1:r=!0,s||(s=i.avcSample=G(!0,e.pts,e.dts,"")),s.frame=!0;var a=t.data;if(l&&a.length>4){var d=new N(a).readSliceType();2!==d&&4!==d&&7!==d&&9!==d||(s.key=!0)}break;case 5:r=!0,s||(s=i.avcSample=G(!0,e.pts,e.dts,"")),s.key=!0,s.frame=!0;break;case 6:r=!0;var c=new N(Y(t.data));c.readUByte();for(var u=0,h=0,f=!1,p=0;!f&&c.bytesAvailable>1;){u=0;do{u+=p=c.readUByte()}while(255===p);h=0;do{h+=p=c.readUByte()}while(255===p);if(4===u&&0!==c.bytesAvailable){if(f=!0,181===c.readUByte()&&49===c.readUShort()&&1195456820===c.readUInt()&&3===c.readUByte()){for(var v=c.readUByte(),g=31&v,m=[v,c.readUByte()],y=0;y<g;y++)m.push(c.readUByte()),m.push(c.readUByte()),m.push(c.readUByte());z(i._txtTrack.samples,{type:3,pts:e.pts,bytes:m})}}else if(5===u&&0!==c.bytesAvailable){if(f=!0,h>16){for(var b=[],T=0;T<16;T++)b.push(c.readUByte().toString(16)),3!==T&&5!==T&&7!==T&&9!==T||b.push("-");for(var S=h-16,E=new Uint8Array(S),R=0;R<S;R++)E[R]=c.readUByte();z(i._txtTrack.samples,{pts:e.pts,payloadType:u,uuid:b.join(""),userData:Object(o.f)(E),userDataBytes:E})}}else if(h<c.bytesAvailable)for(var L=0;L<h;L++)c.readUByte()}break;case 7:if(r=!0,l=!0,!n.sps){var C=new N(t.data).readSPS();n.width=C.width,n.height=C.height,n.pixelRatio=C.pixelRatio,n.sps=[t.data],n.duration=i._duration;for(var A=t.data.subarray(1,4),k="avc1.",D=0;D<3;D++){var _=A[D].toString(16);_.length<2&&(_="0"+_),k+=_}n.codec=k}break;case 8:r=!0,n.pps||(n.pps=[t.data]);break;case 9:r=!1,n.audFound=!0,s&&W(s,n),s=i.avcSample=G(!1,e.pts,e.dts,"");break;case 12:r=!1;break;default:r=!1,s&&(s.debug+="unknown NAL "+t.type+" ")}s&&r&&s.units.push(t)})),t&&s&&(W(s,n),this.avcSample=null)},t.getLastNalUnit=function(){var e,t,r=this.avcSample;if(!r||0===r.units.length){var i=this._avcTrack.samples;r=i[i.length-1]}if(null!==(e=r)&&void 0!==e&&e.units){var n=r.units;t=n[n.length-1]}return t},t.parseAVCNALu=function(e){var t,r,i=e.byteLength,n=this._avcTrack,a=n.naluState||0,s=a,o=[],l=0,d=-1,c=0;for(-1===a&&(d=0,c=31&e[0],a=0,l=1);l<i;)if(t=e[l++],a)if(1!==a)if(t)if(1===t){if(d>=0){var u={data:e.subarray(d,l-a-1),type:c};o.push(u)}else{var h=this.getLastNalUnit();if(h&&(s&&l<=4-s&&h.state&&(h.data=h.data.subarray(0,h.data.byteLength-s)),(r=l-a-1)>0)){var f=new Uint8Array(h.data.byteLength+r);f.set(h.data,0),f.set(e.subarray(0,r),h.data.byteLength),h.data=f,h.state=0}}l<i?(d=l,c=31&e[l],a=0):a=-1}else a=0;else a=3;else a=t?0:2;else a=t?0:1;if(d>=0&&a>=0){var p={data:e.subarray(d,i),type:c,state:a};o.push(p)}if(0===o.length){var v=this.getLastNalUnit();if(v){var g=new Uint8Array(v.data.byteLength+e.byteLength);g.set(v.data,0),g.set(e,v.data.byteLength),v.data=g}}return n.naluState=a,o},t.parseAACPES=function(e){var t,r,a,s,o,l=0,d=this._audioTrack,c=this.aacOverFlow,u=e.data;if(c){this.aacOverFlow=null;var h=c.sample.unit.byteLength,p=Math.min(c.missing,h),v=h-p;c.sample.unit.set(u.subarray(0,p),v),d.samples.push(c.sample),l=c.missing}for(t=l,r=u.length;t<r-1&&!m(u,t);t++);if(t===l||(t<r-1?(a="AAC PES did not start with ADTS header,offset:"+t,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)){if(b(d,this.observer,u,t,this.audioCodec),void 0!==e.pts)o=e.pts;else{if(!c)return void f.b.warn("[tsdemuxer]: AAC PES unknown PTS");var g=T(d.samplerate);o=c.sample.pts+g}for(var y=0;t<r;){if(m(u,t)){if(t+5<r){var E=S(d,u,t,o,y);if(E){if(!E.missing){t+=E.length,y++;continue}this.aacOverFlow=E}}break}t++}}},t.parseMPEGPES=function(e){var t=e.data,r=t.length,i=0,n=0,a=e.pts;if(void 0!==a)for(;n<r;)if(M(t,n)){var s=x(this._audioTrack,t,n,a,i);if(!s)break;n+=s.length,i++}else n++;else f.b.warn("[tsdemuxer]: MPEG PES unknown PTS")},t.parseID3PES=function(e){void 0!==e.pts?this._id3Track.samples.push(e):f.b.warn("[tsdemuxer]: ID3 PES unknown PTS")},e}();function G(e,t,r,i){return{key:e,frame:!1,pts:t,dts:r,units:[],debug:i,length:0}}function H(e,t){return(31&e[t+10])<<8|e[t+11]}function K(e,t,r,i){var n={audio:-1,avc:-1,id3:-1,isAAC:!0},a=t+3+((15&e[t+1])<<8|e[t+2])-4;for(t+=12+((15&e[t+10])<<8|e[t+11]);t<a;){var s=(31&e[t+1])<<8|e[t+2];switch(e[t]){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")}t+=5+((15&e[t+3])<<8|e[t+4])}return n}function V(e){var t,r,i,n,a,s=0,o=e.data;if(!e||0===e.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===((t=o[0])[0]<<16)+(t[1]<<8)+t[2]){if((r=(t[4]<<8)+t[5])&&r>e.size-6)return null;var d=t[7];192&d&&(n=536870912*(14&t[9])+4194304*(255&t[10])+16384*(254&t[11])+128*(255&t[12])+(254&t[13])/2,64&d?n-(a=536870912*(14&t[14])+4194304*(255&t[15])+16384*(254&t[16])+128*(255&t[17])+(254&t[18])/2)>54e5&&(f.b.warn(Math.round((n-a)/9e4)+"s delta between PTS and DTS, align them"),n=a):a=n);var c=(i=t[8])+9;if(e.size<=c)return null;e.size-=c;for(var u=new Uint8Array(e.size),h=0,p=o.length;h<p;h++){var v=(t=o[h]).byteLength;if(c){if(c>v){c-=v;continue}t=t.subarray(c),v-=c,c=0}u.set(t,s),s+=v}return r&&(r-=i+3),{data:u,pts:n,dts:a,len:r}}return null}function W(e,t){if(e.units.length&&e.frame){if(void 0===e.pts){var r=t.samples,i=r.length;if(!i)return void t.dropped++;var n=r[i-1];e.pts=n.pts,e.dts=n.dts}t.samples.push(e)}e.debug.length&&f.b.log(e.pts+"/"+e.dts+":"+e.debug)}function z(e,t){var r=e.length;if(r>0){if(t.pts>=e[r-1].pts)e.push(t);else for(var i=r-1;i>=0;i--)if(t.pts<e[i].pts){e.splice(i,0,t);break}}else e.push(t)}function Y(e){for(var t=e.byteLength,r=[],i=1;i<t-2;)0===e[i]&&0===e[i+1]&&3===e[i+2]?(r.push(i+2),i+=2):i++;if(0===r.length)return e;var n=t-r.length,a=new Uint8Array(n),s=0;for(i=0;i<n;s++,i++)s===r[0]&&(s++,r.shift()),a[i]=e[s];return a}j.minProbeByteLength=188;var X=j;function q(e,t){return(q=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var J=function(e){var t,r;function i(){return e.apply(this,arguments)||this}r=e,(t=i).prototype=Object.create(r.prototype),t.prototype.constructor=t,q(t,r);var n=i.prototype;return n.resetInitSegment=function(t,r,i){e.prototype.resetInitSegment.call(this,t,r,i),this._audioTrack={container:"audio/mpeg",type:"audio",id:2,pid:-1,sequenceNumber:0,isAAC:!1,samples:[],manifestCodec:t,duration:i,inputTimeScale:9e4,dropped:0}},i.probe=function(e){if(!e)return!1;for(var t=(o.b(e,0)||[]).length,r=e.length;t<r;t++)if(F(e,t))return f.b.log("MPEG Audio sync word found !"),!0;return!1},n.canParse=function(e,t){return function(e,t){return I(e,t)&&4<=e.length-t}(e,t)},n.appendFrame=function(e,t,r){if(null!==this.initPTS)return x(e,t,r,this.initPTS,this.frameIndex)},i}(h);J.minProbeByteLength=4;var Q=J,Z=function(){function e(){}return e.getSilentFrame=function(e,t){if("mp4a.40.2"===e){if(1===t)return new Uint8Array([0,200,0,128,35,128]);if(2===t)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===t)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===t)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===t)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])}else{if(1===t)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===t)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===t)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])}},e}(),$=Math.pow(2,32)-1,ee=function(){function e(){}return e.init=function(){var t;for(t in e.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]},e.types)e.types.hasOwnProperty(t)&&(e.types[t]=[t.charCodeAt(0),t.charCodeAt(1),t.charCodeAt(2),t.charCodeAt(3)]);var r=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),i=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);e.HDLR_TYPES={video:r,audio:i};var n=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),a=new Uint8Array([0,0,0,0,0,0,0,0]);e.STTS=e.STSC=e.STCO=a,e.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),e.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),e.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),e.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var s=new Uint8Array([105,115,111,109]),o=new Uint8Array([97,118,99,49]),l=new Uint8Array([0,0,0,1]);e.FTYP=e.box(e.types.ftyp,s,l,s,o),e.DINF=e.box(e.types.dinf,e.box(e.types.dref,n))},e.box=function(e){for(var t=8,r=arguments.length,i=new Array(r>1?r-1:0),n=1;n<r;n++)i[n-1]=arguments[n];for(var a=i.length,s=a;a--;)t+=i[a].byteLength;var o=new Uint8Array(t);for(o[0]=t>>24&255,o[1]=t>>16&255,o[2]=t>>8&255,o[3]=255&t,o.set(e,4),a=0,t=8;a<s;a++)o.set(i[a],t),t+=i[a].byteLength;return o},e.hdlr=function(t){return e.box(e.types.hdlr,e.HDLR_TYPES[t])},e.mdat=function(t){return e.box(e.types.mdat,t)},e.mdhd=function(t,r){r*=t;var i=Math.floor(r/($+1)),n=Math.floor(r%($+1));return e.box(e.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,85,196,0,0]))},e.mdia=function(t){return e.box(e.types.mdia,e.mdhd(t.timescale,t.duration),e.hdlr(t.type),e.minf(t))},e.mfhd=function(t){return e.box(e.types.mfhd,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t]))},e.minf=function(t){return"audio"===t.type?e.box(e.types.minf,e.box(e.types.smhd,e.SMHD),e.DINF,e.stbl(t)):e.box(e.types.minf,e.box(e.types.vmhd,e.VMHD),e.DINF,e.stbl(t))},e.moof=function(t,r,i){return e.box(e.types.moof,e.mfhd(t),e.traf(i,r))},e.moov=function(t){for(var r=t.length,i=[];r--;)i[r]=e.trak(t[r]);return e.box.apply(null,[e.types.moov,e.mvhd(t[0].timescale,t[0].duration)].concat(i).concat(e.mvex(t)))},e.mvex=function(t){for(var r=t.length,i=[];r--;)i[r]=e.trex(t[r]);return e.box.apply(null,[e.types.mvex].concat(i))},e.mvhd=function(t,r){r*=t;var i=Math.floor(r/($+1)),n=Math.floor(r%($+1)),a=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return e.box(e.types.mvhd,a)},e.sdtp=function(t){var r,i,n=t.samples||[],a=new Uint8Array(4+n.length);for(r=0;r<n.length;r++)i=n[r].flags,a[r+4]=i.dependsOn<<4|i.isDependedOn<<2|i.hasRedundancy;return e.box(e.types.sdtp,a)},e.stbl=function(t){return e.box(e.types.stbl,e.stsd(t),e.box(e.types.stts,e.STTS),e.box(e.types.stsc,e.STSC),e.box(e.types.stsz,e.STSZ),e.box(e.types.stco,e.STCO))},e.avc1=function(t){var r,i,n,a=[],s=[];for(r=0;r<t.sps.length;r++)n=(i=t.sps[r]).byteLength,a.push(n>>>8&255),a.push(255&n),a=a.concat(Array.prototype.slice.call(i));for(r=0;r<t.pps.length;r++)n=(i=t.pps[r]).byteLength,s.push(n>>>8&255),s.push(255&n),s=s.concat(Array.prototype.slice.call(i));var o=e.box(e.types.avcC,new Uint8Array([1,a[3],a[4],a[5],255,224|t.sps.length].concat(a).concat([t.pps.length]).concat(s))),l=t.width,d=t.height,c=t.pixelRatio[0],u=t.pixelRatio[1];return e.box(e.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,d>>8&255,255&d,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,e.box(e.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),e.box(e.types.pasp,new Uint8Array([c>>24,c>>16&255,c>>8&255,255&c,u>>24,u>>16&255,u>>8&255,255&u])))},e.esds=function(e){var t=e.config.length;return new Uint8Array([0,0,0,0,3,23+t,0,1,0,4,15+t,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([t]).concat(e.config).concat([6,1,2]))},e.mp4a=function(t){var r=t.samplerate;return e.box(e.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),e.box(e.types.esds,e.esds(t)))},e.mp3=function(t){var r=t.samplerate;return e.box(e.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},e.stsd=function(t){return"audio"===t.type?t.isAAC||"mp3"!==t.codec?e.box(e.types.stsd,e.STSD,e.mp4a(t)):e.box(e.types.stsd,e.STSD,e.mp3(t)):e.box(e.types.stsd,e.STSD,e.avc1(t))},e.tkhd=function(t){var r=t.id,i=t.duration*t.timescale,n=t.width,a=t.height,s=Math.floor(i/($+1)),o=Math.floor(i%($+1));return e.box(e.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,n>>8&255,255&n,0,0,a>>8&255,255&a,0,0]))},e.traf=function(t,r){var i=e.sdtp(t),n=t.id,a=Math.floor(r/($+1)),s=Math.floor(r%($+1));return e.box(e.types.traf,e.box(e.types.tfhd,new Uint8Array([0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n])),e.box(e.types.tfdt,new Uint8Array([1,0,0,0,a>>24,a>>16&255,a>>8&255,255&a,s>>24,s>>16&255,s>>8&255,255&s])),e.trun(t,i.length+16+20+8+16+8+8),i)},e.trak=function(t){return t.duration=t.duration||4294967295,e.box(e.types.trak,e.tkhd(t),e.mdia(t))},e.trex=function(t){var r=t.id;return e.box(e.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},e.trun=function(t,r){var i,n,a,s,o,l,d=t.samples||[],c=d.length,u=12+16*c,h=new Uint8Array(u);for(r+=8+u,h.set([0,0,15,1,c>>>24&255,c>>>16&255,c>>>8&255,255&c,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),i=0;i<c;i++)a=(n=d[i]).duration,s=n.size,o=n.flags,l=n.cts,h.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 e.box(e.types.trun,h)},e.initSegment=function(t){e.types||e.init();var r=e.moov(t),i=new Uint8Array(e.FTYP.byteLength+r.byteLength);return i.set(e.FTYP),i.set(r,e.FTYP.byteLength),i},e}();ee.types=void 0,ee.HDLR_TYPES=void 0,ee.STTS=void 0,ee.STSC=void 0,ee.STCO=void 0,ee.STSZ=void 0,ee.VMHD=void 0,ee.SMHD=void 0,ee.STSD=void 0,ee.FTYP=void 0,ee.DINF=void 0;var te=ee,re=r(4);function ie(e,t){return void 0===t&&(t=!1),function(e,t,r,i){void 0===r&&(r=1),void 0===i&&(i=!1);var n=e*t*r;return i?Math.round(n):n}(e,1e3,1/9e4,t)}function ne(){return(ne=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var r=arguments[t];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(e[i]=r[i])}return e}).apply(this,arguments)}var ae=null,se=null,oe=!1,le=function(){function e(e,t,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=e,this.config=t,this.typeSupported=r,this.ISGenerated=!1,null===ae){var n=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);ae=n?parseInt(n[1]):0}if(null===se){var a=navigator.userAgent.match(/Safari\/(\d+)/i);se=a?parseInt(a[1]):0}oe=!!ae&&ae<75||!!se&&se<600}var t=e.prototype;return t.destroy=function(){},t.resetTimeStamp=function(e){f.b.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=e},t.resetNextTimestamp=function(){f.b.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},t.resetInitSegment=function(){f.b.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},t.getVideoStartPts=function(e){var t=!1,r=e.reduce((function(e,r){var i=r.pts-e;return i<-4294967296?(t=!0,de(e,r.pts)):i>0?e:r.pts}),e[0].pts);return t&&f.b.debug("PTS rollover detected"),r},t.remux=function(e,t,r,i,n,a,s,o){var l,d,c,u,h,p,v=n,g=n,m=e.pid>-1,y=t.pid>-1,b=t.samples.length,T=e.samples.length>0,S=b>1;if((!m||T)&&(!y||S)||this.ISGenerated||s){this.ISGenerated||(c=this.generateIS(e,t,n));var E=this.isVideoContiguous,R=-1;if(S&&(R=function(e){for(var t=0;t<e.length;t++)if(e[t].key)return t;return-1}(t.samples),!E&&this.config.forceKeyFrameOnDiscontinuity))if(p=!0,R>0){f.b.warn("[mp4-remuxer]: Dropped "+R+" out of "+b+" video samples due to a missing keyframe");var L=this.getVideoStartPts(t.samples);t.samples=t.samples.slice(R),t.dropped+=R,g+=(t.samples[0].pts-L)/(t.timescale||9e4)}else-1===R&&(f.b.warn("[mp4-remuxer]: No keyframe found out of "+b+" video samples"),p=!1);if(this.ISGenerated){if(T&&S){var C=this.getVideoStartPts(t.samples),A=(de(e.samples[0].pts,C)-C)/t.inputTimeScale;v+=Math.max(0,A),g+=Math.max(0,-A)}if(T){if(e.samplerate||(f.b.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),c=this.generateIS(e,t,n)),d=this.remuxAudio(e,v,this.isAudioContiguous,a,y||S||o===re.b.AUDIO?g:void 0),S){var k=d?d.endPTS-d.startPTS:0;t.inputTimeScale||(f.b.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),c=this.generateIS(e,t,n)),l=this.remuxVideo(t,g,E,k)}}else S&&(l=this.remuxVideo(t,g,E,0));l&&(l.firstKeyFrame=R,l.independent=-1!==R)}}return this.ISGenerated&&(r.samples.length&&(h=this.remuxID3(r,n)),i.samples.length&&(u=this.remuxText(i,n))),{audio:d,video:l,initSegment:c,independent:p,text:u,id3:h}},t.generateIS=function(e,t,r){var i,n,a,o=e.samples,l=t.samples,d=this.typeSupported,c={},u=!Object(s.a)(this._initPTS),h="audio/mp4";if(u&&(i=n=1/0),e.config&&o.length&&(e.timescale=e.samplerate,e.isAAC||(d.mpeg?(h="audio/mpeg",e.codec=""):d.mp3&&(e.codec="mp3")),c.audio={id:"audio",container:h,codec:e.codec,initSegment:!e.isAAC&&d.mpeg?new Uint8Array(0):te.initSegment([e]),metadata:{channelCount:e.channelCount}},u&&(a=e.inputTimeScale,i=n=o[0].pts-Math.round(a*r))),t.sps&&t.pps&&l.length&&(t.timescale=t.inputTimeScale,c.video={id:"main",container:"video/mp4",codec:t.codec,initSegment:te.initSegment([t]),metadata:{width:t.width,height:t.height}},u)){a=t.inputTimeScale;var f=this.getVideoStartPts(l),p=Math.round(a*r);n=Math.min(n,de(l[0].dts,f)-p),i=Math.min(i,f-p)}if(Object.keys(c).length)return this.ISGenerated=!0,u&&(this._initPTS=i,this._initDTS=n),{tracks:c,initPTS:i,timescale:a}},t.remuxVideo=function(e,t,r,a){var s,o,l,d=e.inputTimeScale,c=e.samples,u=[],h=c.length,p=this._initPTS,v=this.nextAvcDts,g=8,m=Number.POSITIVE_INFINITY,y=Number.NEGATIVE_INFINITY,b=0,T=!1;r&&null!==v||(v=t*d-(c[0].pts-de(c[0].dts,c[0].pts)));for(var S=0;S<h;S++){var E=c[S];E.pts=de(E.pts-p,v),E.dts=de(E.dts-p,v),E.dts>E.pts&&(b=Math.max(Math.min(b,E.pts-E.dts),-18e3)),E.dts<c[S>0?S-1:S].dts&&(T=!0)}T&&c.sort((function(e,t){var r=e.dts-t.dts,i=e.pts-t.pts;return r||i})),o=c[0].dts,l=c[c.length-1].dts;var R=Math.round((l-o)/(h-1));if(b<0){if(b<-2*R){f.b.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+ie(-R,!0)+" ms");for(var L=b,C=0;C<h;C++)c[C].dts=L=Math.max(L,c[C].pts-R),c[C].pts=Math.max(L,c[C].pts)}else{f.b.warn("PTS < DTS detected in video samples, shifting DTS by "+ie(b,!0)+" ms to overcome this issue");for(var A=0;A<h;A++)c[A].dts=c[A].dts+b}o=c[0].dts}if(r){var k=o-v,D=k>R;if(D||k<-1){D?f.b.warn("AVC: "+ie(k,!0)+" ms ("+k+"dts) hole between fragments detected, filling it"):f.b.warn("AVC: "+ie(-k,!0)+" ms ("+k+"dts) overlapping between fragments detected"),o=v;var _=c[0].pts-k;c[0].dts=o,c[0].pts=_,f.b.log("Video: First PTS/DTS adjusted: "+ie(_,!0)+"/"+ie(o,!0)+", delta: "+ie(k,!0)+" ms")}}oe&&(o=Math.max(0,o));for(var w=0,P=0,x=0;x<h;x++){for(var O=c[x],I=O.units,M=I.length,F=0,N=0;N<M;N++)F+=I[N].data.length;P+=F,w+=M,O.length=F,O.dts=Math.max(O.dts,o),O.pts=Math.max(O.pts,O.dts,0),m=Math.min(O.pts,m),y=Math.max(O.pts,y)}l=c[h-1].dts;var B,U=P+4*w+8;try{B=new Uint8Array(U)}catch(e){return void this.observer.emit(i.a.ERROR,i.a.ERROR,{type:n.b.MUX_ERROR,details:n.a.REMUX_ALLOC_ERROR,fatal:!1,bytes:U,reason:"fail allocating video mdat "+U})}var j=new DataView(B.buffer);j.setUint32(0,U),B.set(te.types.mdat,4);for(var G=0;G<h;G++){for(var H=c[G],K=H.units,V=0,W=0,z=K.length;W<z;W++){var Y=K[W],X=Y.data,q=Y.data.byteLength;j.setUint32(g,q),g+=4,B.set(X,g),g+=q,V+=4+q}if(G<h-1)s=c[G+1].dts-H.dts;else{var J=this.config,Q=H.dts-c[G>0?G-1:G].dts;if(J.stretchShortVideoTrack&&null!==this.nextAudioPts){var Z=Math.floor(J.maxBufferHole*d),$=(a?m+a*d:this.nextAudioPts)-H.pts;$>Z?((s=$-Q)<0&&(s=Q),f.b.log("[mp4-remuxer]: It is approximately "+$/90+" ms to the next segment; using duration "+s/90+" ms for the last video frame.")):s=Q}else s=Q}var ee=Math.round(H.pts-H.dts);u.push(new ce(H.key,s,V,ee))}if(u.length&&ae&&ae<70){var re=u[0].flags;re.dependsOn=2,re.isNonSync=0}this.nextAvcDts=v=l+s,this.isVideoContiguous=!0;var se={data1:te.moof(e.sequenceNumber++,o,ne({},e,{samples:u})),data2:B,startPTS:m/d,endPTS:(y+s)/d,startDTS:o/d,endDTS:v/d,type:"video",hasAudio:!1,hasVideo:!0,nb:u.length,dropped:e.dropped};return e.samples=[],e.dropped=0,se},t.remuxAudio=function(e,t,r,a,s){var o=e.inputTimeScale,l=o/(e.samplerate?e.samplerate:o),d=e.isAAC?1024:1152,c=d*l,u=this._initPTS,h=!e.isAAC&&this.typeSupported.mpeg,p=[],v=e.samples,g=h?0:8,m=this.nextAudioPts||-1,y=t*o;if(this.isAudioContiguous=r=r||v.length&&m>0&&(a&&Math.abs(y-m)<9e3||Math.abs(de(v[0].pts-u,y)-m)<20*c),v.forEach((function(e){e.pts=de(e.pts-u,y)})),!r||m<0){if(!(v=v.filter((function(e){return e.pts>=0}))).length)return;m=0===s?0:a?Math.max(0,y):v[0].pts}if(e.isAAC)for(var b=void 0!==s,T=this.config.maxAudioFramesDrift,S=0,E=m;S<v.length;S++){var R=v[S],L=R.pts,C=L-E,A=Math.abs(1e3*C/o);if(C<=-T*c&&b)0===S&&(f.b.warn("Audio frame @ "+(L/o).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*C/o)+" ms."),this.nextAudioPts=m=E=L);else if(C>=T*c&&A<1e4&&b){var k=Math.round(C/c);(E=L-k*c)<0&&(k--,E+=c),0===S&&(this.nextAudioPts=m=E),f.b.warn("[mp4-remuxer]: Injecting "+k+" audio frame @ "+(E/o).toFixed(3)+"s due to "+Math.round(1e3*C/o)+" ms gap.");for(var D=0;D<k;D++){var _=Math.max(E,0),w=Z.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);w||(f.b.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),w=R.unit.subarray()),v.splice(S,0,{unit:w,pts:_}),E+=c,S++}}R.pts=E,E+=c}for(var P,x=null,O=null,I=0,M=v.length;M--;)I+=v[M].unit.byteLength;for(var F=0,N=v.length;F<N;F++){var B=v[F],U=B.unit,j=B.pts;if(null!==O)p[F-1].duration=Math.round((j-O)/l);else{if(r&&e.isAAC&&(j=m),x=j,!(I>0))return;I+=g;try{P=new Uint8Array(I)}catch(e){return void this.observer.emit(i.a.ERROR,i.a.ERROR,{type:n.b.MUX_ERROR,details:n.a.REMUX_ALLOC_ERROR,fatal:!1,bytes:I,reason:"fail allocating audio mdat "+I})}h||(new DataView(P.buffer).setUint32(0,I),P.set(te.types.mdat,4))}P.set(U,g);var G=U.byteLength;g+=G,p.push(new ce(!0,d,G,0)),O=j}var H=p.length;if(H){var K=p[p.length-1];this.nextAudioPts=m=O+l*K.duration;var V=h?new Uint8Array(0):te.moof(e.sequenceNumber++,x/l,ne({},e,{samples:p}));e.samples=[];var W=x/o,z=m/o,Y={data1:V,data2:P,startPTS:W,endPTS:z,startDTS:W,endDTS:z,type:"audio",hasAudio:!0,hasVideo:!1,nb:H};return this.isAudioContiguous=!0,Y}},t.remuxEmptyAudio=function(e,t,r,i){var n=e.inputTimeScale,a=n/(e.samplerate?e.samplerate:n),s=this.nextAudioPts,o=(null!==s?s:i.startDTS*n)+this._initDTS,l=i.endDTS*n+this._initDTS,d=1024*a,c=Math.ceil((l-o)/d),u=Z.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);if(f.b.warn("[mp4-remuxer]: remux empty Audio"),u){for(var h=[],p=0;p<c;p++){var v=o+p*d;h.push({unit:u,pts:v,dts:v})}return e.samples=h,this.remuxAudio(e,t,r,!1)}f.b.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec")},t.remuxID3=function(e,t){var r=e.samples.length;if(r){for(var i=e.inputTimeScale,n=this._initPTS,a=this._initDTS,s=0;s<r;s++){var o=e.samples[s];o.pts=de(o.pts-n,t*i)/i,o.dts=de(o.dts-a,t*i)/i}var l=e.samples;return e.samples=[],{samples:l}}},t.remuxText=function(e,t){var r=e.samples.length;if(r){for(var i=e.inputTimeScale,n=this._initPTS,a=0;a<r;a++){var s=e.samples[a];s.pts=de(s.pts-n,t*i)/i}e.samples.sort((function(e,t){return e.pts-t.pts}));var o=e.samples;return e.samples=[],{samples:o}}},e}();function de(e,t){var r;if(null===t)return e;for(r=t<e?-8589934592:8589934592;Math.abs(e-t)>4294967296;)e+=r;return e}var ce=function(e,t,r,i){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=t,this.size=r,this.cts=i,this.flags=new ue(e)},ue=function(e){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=e?2:1,this.isNonSync=e?0:1},he=r(5),fe=function(){function e(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndDTS=null}var t=e.prototype;return t.destroy=function(){},t.resetTimeStamp=function(e){this.initPTS=e,this.lastEndDTS=null},t.resetNextTimestamp=function(){this.lastEndDTS=null},t.resetInitSegment=function(e,t,r){this.audioCodec=t,this.videoCodec=r,this.generateInitSegment(e),this.emitInitSegment=!0},t.generateInitSegment=function(e){var t=this.audioCodec,r=this.videoCodec;if(!e||!e.byteLength)return this.initTracks=void 0,void(this.initData=void 0);var i=this.initData=Object(l.f)(e);t||(t=ve(i.audio,he.a.AUDIO)),r||(r=ve(i.video,he.a.VIDEO));var n={};i.audio&&i.video?n.audiovideo={container:"video/mp4",codec:t+","+r,initSegment:e,id:"main"}:i.audio?n.audio={container:"audio/mp4",codec:t,initSegment:e,id:"audio"}:i.video?n.video={container:"video/mp4",codec:r,initSegment:e,id:"main"}:f.b.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=n},t.remux=function(e,t,r,i,n){var a=this.initPTS,o=this.lastEndDTS,d={audio:void 0,video:void 0,text:i,id3:r,initSegment:void 0};Object(s.a)(o)||(o=this.lastEndDTS=n||0);var c=t.samples;if(!c||!c.length)return d;var u={initPTS:void 0,timescale:1},h=this.initData;if(h&&h.length||(this.generateInitSegment(c),h=this.initData),!h||!h.length)return f.b.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),d;this.emitInitSegment&&(u.tracks=this.initTracks,this.emitInitSegment=!1),Object(s.a)(a)||(this.initPTS=u.initPTS=a=pe(h,c,o));var p=Object(l.c)(c,h),v=o,g=p+v;Object(l.e)(h,c,a),p>0?this.lastEndDTS=g:(f.b.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var m=!!h.audio,y=!!h.video,b="";m&&(b+="audio"),y&&(b+="video");var T={data1:c,startPTS:v,startDTS:v,endPTS:g,endDTS:g,type:b,hasAudio:m,hasVideo:y,nb:1,dropped:0};return d.audio="audio"===T.type?T:void 0,d.video="audio"!==T.type?T:void 0,d.text=i,d.id3=r,d.initSegment=u,d},e}(),pe=function(e,t,r){return Object(l.d)(e,t)-r};function ve(e,t){var r=null==e?void 0:e.codec;return r&&r.length>4?r:"hvc1"===r?"hvc1.1.c.L120.90":"av01"===r?"av01.0.04M.08":"avc1"===r||t===he.a.VIDEO?"avc1.42e01e":"mp4a.40.5"}var ge,me=fe,ye=r(16);try{ge=self.performance.now.bind(self.performance)}catch(e){f.b.debug("Unable to use Performance API on this environment"),ge=self.Date.now}var be=[{demux:X,remux:le},{demux:A,remux:me},{demux:L,remux:le},{demux:Q,remux:le}],Te=1024;be.forEach((function(e){var t=e.demux;Te=Math.max(Te,t.minProbeByteLength)}));var Se=function(){function e(e,t,r,i,n){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new ye.a,this.observer=e,this.typeSupported=t,this.config=r,this.vendor=i,this.id=n}var t=e.prototype;return t.configure=function(e){this.transmuxConfig=e,this.decrypter&&this.decrypter.reset()},t.push=function(e,t,r,i){var n=this,a=r.transmuxing;a.executeStart=ge();var s=new Uint8Array(e),o=this.cache,d=this.config,c=this.currentTransmuxState,u=this.transmuxConfig;i&&(this.currentTransmuxState=i);var h=function(e,t){var r=null;return e.byteLength>0&&null!=t&&null!=t.key&&null!==t.iv&&null!=t.method&&(r=t),r}(s,t);if(h&&"AES-128"===h.method){var f=this.getDecrypter();if(!d.enableSoftwareAES)return this.decryptionPromise=f.webCryptoDecrypt(s,h.key.buffer,h.iv.buffer).then((function(e){var t=n.push(e,null,r);return n.decryptionPromise=null,t})),this.decryptionPromise;var p=f.softwareDecrypt(s,h.key.buffer,h.iv.buffer);if(!p)return a.executeEnd=ge(),Ee(r);s=new Uint8Array(p)}var v=i||c,g=v.contiguous,m=v.discontinuity,y=v.trackSwitch,b=v.accurateTimeOffset,T=v.timeOffset,S=v.initSegmentChange,E=u.audioCodec,R=u.videoCodec,L=u.defaultInitPts,C=u.duration,A=u.initSegmentData;if((m||y||S)&&this.resetInitSegment(A,E,R,C),(m||S)&&this.resetInitialTimestamp(L),g||this.resetContiguity(),this.needsProbing(s,m,y)){if(o.dataLength){var k=o.flush();s=Object(l.a)(k,s)}this.configureTransmuxer(s,u)}var D=this.transmux(s,h,T,b,r),_=this.currentTransmuxState;return _.contiguous=!0,_.discontinuity=!1,_.trackSwitch=!1,a.executeEnd=ge(),D},t.flush=function(e){var t=this,r=e.transmuxing;r.executeStart=ge();var a=this.decrypter,s=this.cache,o=this.currentTransmuxState,l=this.decryptionPromise;if(l)return l.then((function(){return t.flush(e)}));var d=[],c=o.timeOffset;if(a){var u=a.flush();u&&d.push(this.push(u,null,e))}var h=s.dataLength;s.reset();var f=this.demuxer,p=this.remuxer;if(!f||!p)return h>=Te&&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=ge(),[Ee(e)];var v=f.flush(c);return Re(v)?v.then((function(r){return t.flushRemux(d,r,e),d})):(this.flushRemux(d,v,e),d)},t.flushRemux=function(e,t,r){var i=t.audioTrack,n=t.avcTrack,a=t.id3Track,s=t.textTrack,o=this.currentTransmuxState,l=o.accurateTimeOffset,d=o.timeOffset;f.b.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var c=this.remuxer.remux(i,n,a,s,d,l,!0,this.id);e.push({remuxResult:c,chunkMeta:r}),r.transmuxing.executeEnd=ge()},t.resetInitialTimestamp=function(e){var t=this.demuxer,r=this.remuxer;t&&r&&(t.resetTimeStamp(e),r.resetTimeStamp(e))},t.resetContiguity=function(){var e=this.demuxer,t=this.remuxer;e&&t&&(e.resetContiguity(),t.resetNextTimestamp())},t.resetInitSegment=function(e,t,r,i){var n=this.demuxer,a=this.remuxer;n&&a&&(n.resetInitSegment(t,r,i),a.resetInitSegment(e,t,r))},t.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},t.transmux=function(e,t,r,i,n){return t&&"SAMPLE-AES"===t.method?this.transmuxSampleAes(e,t,r,i,n):this.transmuxUnencrypted(e,r,i,n)},t.transmuxUnencrypted=function(e,t,r,i){var n=this.demuxer.demux(e,t,!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,t,r,!1,this.id),chunkMeta:i}},t.transmuxSampleAes=function(e,t,r,i,n){var a=this;return this.demuxer.demuxSampleAes(e,t,r).then((function(e){return{remuxResult:a.remuxer.remux(e.audioTrack,e.avcTrack,e.id3Track,e.textTrack,r,i,!1,a.id),chunkMeta:n}}))},t.configureTransmuxer=function(e,t){for(var r,i=this.config,n=this.observer,a=this.typeSupported,s=this.vendor,o=t.audioCodec,l=t.defaultInitPts,d=t.duration,c=t.initSegmentData,u=t.videoCodec,h=0,p=be.length;h<p;h++)if(be[h].demux.probe(e)){r=be[h];break}r||(f.b.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),r={demux:A,remux:me});var v=this.demuxer,g=this.remuxer,m=r.remux,y=r.demux;g&&g 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(c,o,u,d),this.resetInitialTimestamp(l)},t.needsProbing=function(e,t,r){return!this.demuxer||!this.remuxer||t||r},t.getDecrypter=function(){var e=this.decrypter;return e||(e=this.decrypter=new a.a(this.observer,this.config)),e},e}(),Ee=function(e){return{remuxResult:{},chunkMeta:e}};function Re(e){return"then"in e&&e.then instanceof Function}var Le=function(e,t,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=e,this.videoCodec=t,this.initSegmentData=r,this.duration=i,this.defaultInitPts=n},Ce=function(e,t,r,i,n,a){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.initSegmentChange=void 0,this.discontinuity=e,this.contiguous=t,this.accurateTimeOffset=r,this.trackSwitch=i,this.timeOffset=n,this.initSegmentChange=a}},function(e,t){e.exports=void 0},function(e,t,r){var i,n,a,s,o;i=/^((?:[a-zA-Z0-9+\-.]+:)?)(\/\/[^\/?#]*)?((?:[^\/?#]*\/)*[^;?#]*)?(;[^?#]*)?(\?[^#]*)?(#[^]*)?$/,n=/^([^\/?#]*)([^]*)$/,a=/(?:\/|^)\.(?=\/)/g,s=/(?:\/|^)\.\.\/(?!\.\.\/)[^\/]*(?=\/)/g,o={buildAbsoluteURL:function(e,t,r){if(r=r||{},e=e.trim(),!(t=t.trim())){if(!r.alwaysNormalize)return e;var i=o.parseURL(e);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(t);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)):t;var s=o.parseURL(e);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 d={scheme:s.scheme,netLoc:a.netLoc,path:null,params:a.params,query:a.query,fragment:a.fragment};if(!a.netLoc&&(d.netLoc=s.netLoc,"/"!==a.path[0]))if(a.path){var c=s.path,u=c.substring(0,c.lastIndexOf("/")+1)+a.path;d.path=o.normalizePath(u)}else d.path=s.path,a.params||(d.params=s.params,a.query||(d.query=s.query));return null===d.path&&(d.path=r.alwaysNormalize?o.normalizePath(a.path):a.path),o.buildURLFromParts(d)},parseURL:function(e){var t=i.exec(e);return t?{scheme:t[1]||"",netLoc:t[2]||"",path:t[3]||"",params:t[4]||"",query:t[5]||"",fragment:t[6]||""}:null},normalizePath:function(e){for(e=e.split("").reverse().join("").replace(a,"");e.length!==(e=e.replace(s,"")).length;);return e.split("").reverse().join("")},buildURLFromParts:function(e){return e.scheme+e.netLoc+e.path+e.params+e.query+e.fragment}},e.exports=o},function(e,t,r){"use strict";r.d(t,"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(e,t,r){"use strict";var i=Object.prototype.hasOwnProperty,n="~";function a(){}function s(e,t,r){this.fn=e,this.context=t,this.once=r||!1}function o(e,t,r,i,a){if("function"!=typeof r)throw new TypeError("The listener must be a function");var o=new s(r,i||e,a),l=n?n+t:t;return e._events[l]?e._events[l].fn?e._events[l]=[e._events[l],o]:e._events[l].push(o):(e._events[l]=o,e._eventsCount++),e}function l(e,t){0==--e._eventsCount?e._events=new a:delete e._events[t]}function d(){this._events=new a,this._eventsCount=0}Object.create&&(a.prototype=Object.create(null),(new 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r},e}(),g={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dvav:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function m(e,t){return MediaSource.isTypeSupported((t||"video")+'/mp4;codecs="'+e+'"')}var y=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,b=/#EXT-X-MEDIA:(.*)/g,T=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),S=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),E=/\.(mp4|m4s|m4v|m4a)$/i,R=function(){function e(){}return e.findGroup=function(e,t){for(var r=0;r<e.length;r++){var i=e[r];if(i.id===t)return i}},e.convertAVC1ToAVCOTI=function(e){var t=e.split(".");if(t.length>2){var r=t.shift()+".";return(r+=parseInt(t.shift()).toString(16))+("000"+parseInt(t.shift()).toString(16)).substr(-4)}return e},e.resolve=function(e,t){return i.buildAbsoluteURL(t,e,{alwaysNormalize:!0})},e.parseMasterPlaylist=function(t,r){var i,n=[],a={},s=!1;for(y.lastIndex=0;null!=(i=y.exec(t));)if(i[1]){var o=new v(i[1]),l={attrs:o,bitrate:o.decimalInteger("AVERAGE-BANDWIDTH")||o.decimalInteger("BANDWIDTH"),name:o.NAME,url:e.resolve(i[2],r)},d=o.decimalResolution("RESOLUTION");d&&(l.width=d.width,l.height=d.height),L((o.CODECS||"").split(/[ ,]+/).filter((function(e){return e})),l),l.videoCodec&&-1!==l.videoCodec.indexOf("avc1")&&(l.videoCodec=e.convertAVC1ToAVCOTI(l.videoCodec)),n.push(l)}else if(i[3]){var c=new v(i[3]);c["DATA-ID"]&&(s=!0,a[c["DATA-ID"]]=c)}return{levels:n,sessionData:s?a:null}},e.parseMasterPlaylistMedia=function(t,r,i,n){var a;void 0===n&&(n=[]);var s=[],o=0;for(b.lastIndex=0;null!==(a=b.exec(t));){var l=new v(a[1]);if(l.TYPE===i){var d={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?e.resolve(l.URI,r):""};if(n.length){var c=e.findGroup(n,d.groupId)||n[0];C(d,c,"audioCodec"),C(d,c,"textCodec")}s.push(d)}}return s},e.parseLevelPlaylist=function(e,t,r,a,s){var l,c,f,p=new u(t),g=p.fragments,m=null,y=0,b=0,R=0,L=0,C=null,k=new d.b(a,t),D=-1,_=!1;for(T.lastIndex=0,p.m3u8=e;null!==(l=T.exec(e));){_&&(_=!1,(k=new d.b(a,t)).start=R,k.sn=y,k.cc=L,k.level=r,m&&(k.initSegment=m,k.rawProgramDateTime=m.rawProgramDateTime));var w=l[1];if(w){k.duration=parseFloat(w);var P=(" "+l[2]).slice(1);k.title=P||null,k.tagList.push(P?["INF",w,P]:["INF",w])}else if(l[3])Object(n.a)(k.duration)&&(k.start=R,f&&(k.levelkey=f),k.sn=y,k.level=r,k.cc=L,k.urlId=s,g.push(k),k.relurl=(" "+l[3]).slice(1),A(k,C),C=k,R+=k.duration,y++,b=0,_=!0);else if(l[4]){var x=(" "+l[4]).slice(1);C?k.setByteRange(x,C):k.setByteRange(x)}else if(l[5])k.rawProgramDateTime=(" "+l[5]).slice(1),k.tagList.push(["PROGRAM-DATE-TIME",k.rawProgramDateTime]),-1===D&&(D=g.length);else{if(!(l=l[0].match(S))){o.b.warn("No matches on slow regex match for level playlist!");continue}for(c=1;c<l.length&&void 0===l[c];c++);var O=(" "+l[c]).slice(1),I=(" "+l[c+1]).slice(1),M=l[c+2]?(" "+l[c+2]).slice(1):"";switch(O){case"PLAYLIST-TYPE":p.type=I.toUpperCase();break;case"MEDIA-SEQUENCE":y=p.startSN=parseInt(I);break;case"SKIP":var F=new v(I),N=F.decimalInteger("SKIPPED-SEGMENTS");if(Object(n.a)(N)){p.skippedSegments=N;for(var B=N;B--;)g.unshift(null);y+=N}var U=F.enumeratedString("RECENTLY-REMOVED-DATERANGES");U&&(p.recentlyRemovedDateranges=U.split("\t"));break;case"TARGETDURATION":p.targetduration=parseFloat(I);break;case"VERSION":p.version=parseInt(I);break;case"EXTM3U":break;case"ENDLIST":p.live=!1;break;case"#":(I||M)&&k.tagList.push(M?[I,M]:[I]);break;case"DIS":L++;case"GAP":k.tagList.push([O]);break;case"BITRATE":k.tagList.push([O,I]);break;case"DISCONTINUITY-SEQ":L=parseInt(I);break;case"KEY":var j,G=new v(I),H=G.enumeratedString("METHOD"),K=G.URI,V=G.hexadecimalInteger("IV"),W=G.enumeratedString("KEYFORMATVERSIONS"),z=G.enumeratedString("KEYID"),Y=null!=(j=G.enumeratedString("KEYFORMAT"))?j:"identity";if(["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"].indexOf(Y)>-1){o.b.warn("Keyformat "+Y+" is not supported from the manifest");continue}if("identity"!==Y)continue;H&&(f=h.a.fromURL(t,K),K&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(H)>=0&&(f.method=H,f.keyFormat=Y,z&&(f.keyID=z),W&&(f.keyFormatVersions=W),f.iv=V));break;case"START":var X=new v(I).decimalFloatingPoint("TIME-OFFSET");Object(n.a)(X)&&(p.startTimeOffset=X);break;case"MAP":var q=new v(I);k.relurl=q.URI,q.BYTERANGE&&k.setByteRange(q.BYTERANGE),k.level=r,k.sn="initSegment",f&&(k.levelkey=f),k.initSegment=null,m=k,_=!0;break;case"SERVER-CONTROL":var J=new v(I);p.canBlockReload=J.bool("CAN-BLOCK-RELOAD"),p.canSkipUntil=J.optionalFloat("CAN-SKIP-UNTIL",0),p.canSkipDateRanges=p.canSkipUntil>0&&J.bool("CAN-SKIP-DATERANGES"),p.partHoldBack=J.optionalFloat("PART-HOLD-BACK",0),p.holdBack=J.optionalFloat("HOLD-BACK",0);break;case"PART-INF":var Q=new v(I);p.partTarget=Q.decimalFloatingPoint("PART-TARGET");break;case"PART":var Z=p.partList;Z||(Z=p.partList=[]);var $=b>0?Z[Z.length-1]:void 0,ee=b++,te=new d.c(new v(I),k,t,ee,$);Z.push(te),k.duration+=te.duration;break;case"PRELOAD-HINT":var re=new v(I);p.preloadHint=re;break;case"RENDITION-REPORT":var ie=new v(I);p.renditionReports=p.renditionReports||[],p.renditionReports.push(ie);break;default:o.b.warn("line parsed but not handled: "+l)}}}C&&!C.relurl?(g.pop(),R-=C.duration,p.partList&&(p.fragmentHint=C)):p.partList&&(A(k,C),k.cc=L,p.fragmentHint=k);var ne=g.length,ae=g[0],se=g[ne-1];if((R+=p.skippedSegments*p.targetduration)>0&&ne&&se){p.averagetargetduration=R/ne;var oe=se.sn;p.endSN="initSegment"!==oe?oe:0,ae&&(p.startCC=ae.cc,ae.initSegment||p.fragments.every((function(e){return e.relurl&&(t=e.relurl,E.test(null!=(r=null===(n=i.parseURL(t))||void 0===n?void 0:n.path)?r:""));var t,r,n}))&&(o.b.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),(k=new d.b(a,t)).relurl=se.relurl,k.level=r,k.sn="initSegment",ae.initSegment=k,p.needSidxRanges=!0))}else p.endSN=0,p.startCC=0;return p.fragmentHint&&(R+=p.fragmentHint.duration),p.totalduration=R,p.endCC=L,D>0&&function(e,t){for(var r=e[t],i=t;i--;){var n=e[i];if(!n)return;n.programDateTime=r.programDateTime-1e3*n.duration,r=n}}(g,D),p},e}();function L(e,t){["video","audio","text"].forEach((function(r){var i=e.filter((function(e){return function(e,t){var r=g[t];return!!r&&!0===r[e.slice(0,4)]}(e,r)}));if(i.length){var n=i.filter((function(e){return 0===e.lastIndexOf("avc1",0)||0===e.lastIndexOf("mp4a",0)}));t[r+"Codec"]=n.length>0?n[0]:i[0],e=e.filter((function(e){return-1===i.indexOf(e)}))}})),t.unknownCodecs=e}function C(e,t,r){var i=t[r];i&&(e[r]=i)}function A(e,t){e.rawProgramDateTime?e.programDateTime=Date.parse(e.rawProgramDateTime):null!=t&&t.programDateTime&&(e.programDateTime=t.endProgramDateTime),Object(n.a)(e.programDateTime)||(e.programDateTime=null,e.rawProgramDateTime=null)}var k=r(4);function D(e,t){var r=e.url;return void 0!==r&&0!==r.indexOf("data:")||(r=t.url),r}var _=function(){function e(e){this.hls=void 0,this.loaders=Object.create(null),this.hls=e,this.registerListeners()}var t=e.prototype;return t.registerListeners=function(){var e=this.hls;e.on(a.a.MANIFEST_LOADING,this.onManifestLoading,this),e.on(a.a.LEVEL_LOADING,this.onLevelLoading,this),e.on(a.a.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.on(a.a.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},t.unregisterListeners=function(){var e=this.hls;e.off(a.a.MANIFEST_LOADING,this.onManifestLoading,this),e.off(a.a.LEVEL_LOADING,this.onLevelLoading,this),e.off(a.a.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.off(a.a.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},t.createInternalLoader=function(e){var t=this.hls.config,r=t.pLoader,i=t.loader,n=new(r||i)(t);return e.loader=n,this.loaders[e.type]=n,n},t.getInternalLoader=function(e){return this.loaders[e.type]},t.resetInternalLoader=function(e){this.loaders[e]&&delete this.loaders[e]},t.destroyInternalLoaders=function(){for(var e in this.loaders){var t=this.loaders[e];t&&t.destroy(),this.resetInternalLoader(e)}},t.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},t.onManifestLoading=function(e,t){var r=t.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:k.a.MANIFEST,url:r,deliveryDirectives:null})},t.onLevelLoading=function(e,t){var r=t.id,i=t.level,n=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:null,level:i,responseType:"text",type:k.a.LEVEL,url:n,deliveryDirectives:a})},t.onAudioTrackLoading=function(e,t){var r=t.id,i=t.groupId,n=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:k.a.AUDIO_TRACK,url:n,deliveryDirectives:a})},t.onSubtitleTrackLoading=function(e,t){var r=t.id,i=t.groupId,n=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:k.a.SUBTITLE_TRACK,url:n,deliveryDirectives:a})},t.load=function(e){var t,r,i,n,a,s,l=this.hls.config,d=this.getInternalLoader(e);if(d){var c=d.context;if(c&&c.url===e.url)return void o.b.trace("[playlist-loader]: playlist request ongoing");o.b.log("[playlist-loader]: aborting previous loader for type: "+e.type),d.abort()}switch(e.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(d=this.createInternalLoader(e),null!==(t=e.deliveryDirectives)&&void 0!==t&&t.part&&(e.type===k.a.LEVEL&&null!==e.level?s=this.hls.levels[e.level].details:e.type===k.a.AUDIO_TRACK&&null!==e.id?s=this.hls.audioTracks[e.id].details:e.type===k.a.SUBTITLE_TRACK&&null!==e.id&&(s=this.hls.subtitleTracks[e.id].details),s)){var u=s.partTarget,h=s.targetduration;u&&h&&(i=Math.min(1e3*Math.max(3*u,.8*h),i))}var f={timeout:i,maxRetry:r,retryDelay:n,maxRetryDelay:a,highWaterMark:0},p={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};d.load(e,f,p)},t.loadsuccess=function(e,t,r,i){if(void 0===i&&(i=null),r.isSidxRequest)return this.handleSidxRequest(e,r),void this.handlePlaylistLoaded(e,t,r,i);this.resetInternalLoader(r.type);var n=e.data;0===n.indexOf("#EXTM3U")?(t.parsing.start=performance.now(),n.indexOf("#EXTINF:")>0||n.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(e,t,r,i):this.handleMasterPlaylist(e,t,r,i)):this.handleManifestParsingError(e,r,"no EXTM3U delimiter",i)},t.loaderror=function(e,t,r){void 0===r&&(r=null),this.handleNetworkError(t,r,!1,e)},t.loadtimeout=function(e,t,r){void 0===r&&(r=null),this.handleNetworkError(t,r,!0)},t.handleMasterPlaylist=function(e,t,r,i){var n=this.hls,s=e.data,l=D(e,r),d=R.parseMasterPlaylist(s,l),c=d.levels,u=d.sessionData;if(c.length){var h=c.map((function(e){return{id:e.attrs.AUDIO,audioCodec:e.audioCodec}})),f=c.map((function(e){return{id:e.attrs.SUBTITLES,textCodec:e.textCodec}})),p=R.parseMasterPlaylistMedia(s,l,"AUDIO",h),g=R.parseMasterPlaylistMedia(s,l,"SUBTITLES",f),m=R.parseMasterPlaylistMedia(s,l,"CLOSED-CAPTIONS");p.length&&(p.some((function(e){return!e.url}))||!c[0].audioCodec||c[0].attrs.AUDIO||(o.b.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),p.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new v({}),bitrate:0,url:""}))),n.trigger(a.a.MANIFEST_LOADED,{levels:c,audioTracks:p,subtitles:g,captions:m,url:l,stats:t,networkDetails:i,sessionData:u})}else this.handleManifestParsingError(e,r,"no level found in manifest",i)},t.handleTrackOrLevelPlaylist=function(e,t,r,i){var o=this.hls,l=r.id,d=r.level,c=r.type,u=D(e,r),h=Object(n.a)(l)?l:0,f=Object(n.a)(d)?d:h,p=function(e){switch(e.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),g=R.parseLevelPlaylist(e.data,u,f,p,h);if(g.fragments.length){if(c===k.a.MANIFEST){var m={attrs:new v({}),bitrate:0,details:g,name:"",url:u};o.trigger(a.a.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:u,stats:t,networkDetails:i,sessionData:null})}if(t.parsing.end=performance.now(),g.needSidxRanges){var y,b=null===(y=g.fragments[0].initSegment)||void 0===y?void 0:y.url;this.load({url:b,isSidxRequest:!0,type:c,level:d,levelDetails:g,id:l,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null})}else r.levelDetails=g,this.handlePlaylistLoaded(e,t,r,i)}else o.trigger(a.a.ERROR,{type:s.b.NETWORK_ERROR,details:s.a.LEVEL_EMPTY_ERROR,fatal:!1,url:u,reason:"no fragments found in level",level:"number"==typeof r.level?r.level:void 0})},t.handleSidxRequest=function(e,t){var r=Object(l.g)(new Uint8Array(e.data));if(r){var i=r.references,n=t.levelDetails;i.forEach((function(e,t){var i=e.info,a=n.fragments[t];0===a.byteRange.length&&a.setByteRange(String(1+i.end-i.start)+"@"+String(i.start)),a.initSegment&&a.initSegment.setByteRange(String(r.moovEndOffset)+"@0")}))}},t.handleManifestParsingError=function(e,t,r,i){this.hls.trigger(a.a.ERROR,{type:s.b.NETWORK_ERROR,details:s.a.MANIFEST_PARSING_ERROR,fatal:t.type===k.a.MANIFEST,url:e.url,reason:r,response:e,context:t,networkDetails:i})},t.handleNetworkError=function(e,t,r,i){void 0===r&&(r=!1),o.b.warn("[playlist-loader]: A network "+(r?"timeout":"error")+" occurred while loading "+e.type+" level: "+e.level+" id: "+e.id+' group-id: "'+e.groupId+'"');var n=s.a.UNKNOWN,l=!1,d=this.getInternalLoader(e);switch(e.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}d&&this.resetInternalLoader(e.type);var c={type:s.b.NETWORK_ERROR,details:n,fatal:l,url:e.url,loader:d,context:e,networkDetails:t};i&&(c.response=i),this.hls.trigger(a.a.ERROR,c)},t.handlePlaylistLoaded=function(e,t,r,i){var n=r.type,s=r.level,o=r.id,l=r.groupId,d=r.loader,c=r.levelDetails,u=r.deliveryDirectives;if(null!=c&&c.targetduration){if(d)switch(c.live&&(d.getCacheAge&&(c.ageHeader=d.getCacheAge()||0),d.getCacheAge&&!isNaN(c.ageHeader)||(c.ageHeader=0)),n){case k.a.MANIFEST:case k.a.LEVEL:this.hls.trigger(a.a.LEVEL_LOADED,{details:c,level:s||0,id:o||0,stats:t,networkDetails:i,deliveryDirectives:u});break;case k.a.AUDIO_TRACK:this.hls.trigger(a.a.AUDIO_TRACK_LOADED,{details:c,id:o||0,groupId:l||"",stats:t,networkDetails:i,deliveryDirectives:u});break;case k.a.SUBTITLE_TRACK:this.hls.trigger(a.a.SUBTITLE_TRACK_LOADED,{details:c,id:o||0,groupId:l||"",stats:t,networkDetails:i,deliveryDirectives:u})}}else this.handleManifestParsingError(e,r,"invalid target duration",i)},e}(),w=function(){function e(e){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=e,this._registerListeners()}var t=e.prototype;return t._registerListeners=function(){this.hls.on(a.a.KEY_LOADING,this.onKeyLoading,this)},t._unregisterListeners=function(){this.hls.off(a.a.KEY_LOADING,this.onKeyLoading)},t.destroy=function(){for(var e in this._unregisterListeners(),this.loaders){var t=this.loaders[e];t&&t.destroy()}this.loaders={}},t.onKeyLoading=function(e,t){var r=t.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 d=l.loader,c=r.loader=this.loaders[i]=new d(l);this.decrypturl=s,this.decryptkey=null;var u={url:s,frag:r,responseType:"arraybuffer"},h={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)};c.load(u,h,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")},t.loadsuccess=function(e,t,r){var i=r.frag;i.decryptdata?(this.decryptkey=i.decryptdata.key=new Uint8Array(e.data),i.loader=null,delete this.loaders[i.type],this.hls.trigger(a.a.KEY_LOADED,{frag:i})):o.b.error("after key load, decryptdata unset")},t.loaderror=function(e,t){var r=t.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(a.a.ERROR,{type:s.b.NETWORK_ERROR,details:s.a.KEY_LOAD_ERROR,fatal:!1,frag:r,response:e})},t.loadtimeout=function(e,t){var r=t.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(a.a.ERROR,{type:s.b.NETWORK_ERROR,details:s.a.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},e}();function P(e,t){var r;try{r=new Event("addtrack")}catch(e){(r=document.createEvent("Event")).initEvent("addtrack",!1,!1)}r.track=e,t.dispatchEvent(r)}var x=r(7),O=function(){function e(e){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=e,this._registerListeners()}var t=e.prototype;return t.destroy=function(){this._unregisterListeners()},t._registerListeners=function(){var e=this.hls;e.on(a.a.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(a.a.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(a.a.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.on(a.a.BUFFER_FLUSHING,this.onBufferFlushing,this)},t._unregisterListeners=function(){var e=this.hls;e.off(a.a.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(a.a.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(a.a.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.off(a.a.BUFFER_FLUSHING,this.onBufferFlushing,this)},t.onMediaAttached=function(e,t){this.media=t.media},t.onMediaDetaching=function(){this.id3Track&&(function(e){var t=e.mode;if("disabled"===t&&(e.mode="hidden"),e.cues)for(var r=e.cues.length;r--;)e.removeCue(e.cues[r]);"disabled"===t&&(e.mode=t)}(this.id3Track),this.id3Track=null,this.media=null)},t.getID3Track=function(e){if(this.media){for(var t=0;t<e.length;t++){var r=e[t];if("metadata"===r.kind&&"id3"===r.label)return P(r,this.media),r}return this.media.addTextTrack("metadata","id3")}},t.onFragParsingMetadata=function(e,t){if(this.media){var r=t.frag,i=t.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=x.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 d=0;d<s.length;d++){var c=s[d];if(!x.e(c)){var u=new n(o,l,"");u.value=c,this.id3Track.addCue(u)}}}}}},t.onBufferFlushing=function(e,t){var r=t.startOffset,i=t.endOffset,n=t.type;if(!n||"audio"===n){var a=this.id3Track;a&&function(e,t,r){var i=e.mode;if("disabled"===i&&(e.mode="hidden"),e.cues&&e.cues.length>0)for(var n=function(e,t,r){var i=[],n=function(e,t){if(t<e[0].startTime)return 0;var r=e.length-1;if(t>e[r].endTime)return-1;for(var i=0,n=r;i<=n;){var a=Math.floor((n+i)/2);if(t<e[a].startTime)n=a-1;else{if(!(t>e[a].startTime&&i<r))return a;i=a+1}}return e[i].startTime-t<t-e[n].startTime?i:n}(e,t);if(n>-1)for(var a=n,s=e.length;a<s;a++){var o=e[a];if(o.startTime>=t&&o.endTime<=r)i.push(o);else if(o.startTime>r)return i}return i}(e.cues,t,r),a=0;a<n.length;a++)e.removeCue(n[a]);"disabled"===i&&(e.mode=i)}(a,r,i)}},e}();function I(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var M,F=function(){function e(e){var t=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 t.timeupdate()},this.hls=e,this.config=e.config,this.registerListeners()}var t,r,i=e.prototype;return i.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},i.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)},i.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)},i.onMediaAttached=function(e,t){this.media=t.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},i.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},i.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},i.onLevelUpdated=function(e,t){var r=t.details;this.levelDetails=r,r.advanced&&this.timeupdate(),!r.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},i.onError=function(e,t){t.details===s.a.BUFFER_STALLED_ERROR&&(this.stallCount++,o.b.warn("[playback-rate-controller]: Stall detected, adjusting target latency"))},i.timeupdate=function(){var e=this.media,t=this.levelDetails;if(e&&t){this.currentTime=e.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+t.targetduration);if(t.live&&l&&o>.05&&this.forwardBufferLength>1){var d=Math.min(2,Math.max(1,a)),c=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;e.playbackRate=Math.min(d,Math.max(1,c))}else 1!==e.playbackRate&&0!==e.playbackRate&&(e.playbackRate=1)}}}}},i.estimateLiveEdge=function(){var e=this.levelDetails;return null===e?null:e.edge+e.age},i.computeLatency=function(){var e=this.estimateLiveEdge();return null===e?null:e-this.currentTime},t=e,(r=[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var e=this.config,t=this.levelDetails;return void 0!==e.liveMaxLatencyDuration?e.liveMaxLatencyDuration:t?e.liveMaxLatencyDurationCount*t.targetduration:0}},{key:"targetLatency",get:function(){var e=this.levelDetails;if(null===e)return null;var t=e.holdBack,r=e.partHoldBack,i=e.targetduration,n=this.config,a=n.liveSyncDuration,s=n.liveSyncDurationCount,o=n.lowLatencyMode,l=this.hls.userConfig,d=o&&r||t;(l.liveSyncDuration||l.liveSyncDurationCount||0===d)&&(d=void 0!==a?a:s*i);var c=i;return d+Math.min(1*this.stallCount,c)}},{key:"liveSyncPosition",get:function(){var e=this.estimateLiveEdge(),t=this.targetLatency,r=this.levelDetails;if(null===e||null===t||null===r)return null;var i=r.edge,n=e-t-this.edgeStalled,a=i-r.totalduration,s=i-(this.config.lowLatencyMode&&r.partTarget||r.targetduration);return Math.min(Math.max(a,n),s)}},{key:"drift",get:function(){var e=this.levelDetails;return null===e?1:e.drift}},{key:"edgeStalled",get:function(){var e=this.levelDetails;if(null===e)return 0;var t=3*(this.config.lowLatencyMode&&e.partTarget||e.targetduration);return Math.max(e.age-t,0)}},{key:"forwardBufferLength",get:function(){var e=this.media,t=this.levelDetails;if(!e||!t)return 0;var r=e.buffered.length;return r?e.buffered.end(r-1):t.edge-this.currentTime}}])&&I(t.prototype,r),e}();function N(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}!function(e){e.No="",e.Yes="YES",e.v2="v2"}(M||(M={}));var B=function(){function e(e,t,r){this.msn=void 0,this.part=void 0,this.skip=void 0,this.msn=e,this.part=t,this.skip=r}return e.prototype.addDirectives=function(e){var t=new self.URL(e);return void 0!==this.msn&&t.searchParams.set("_HLS_msn",this.msn.toString()),void 0!==this.part&&t.searchParams.set("_HLS_part",this.part.toString()),this.skip&&t.searchParams.set("_HLS_skip",this.skip),t.toString()},e}(),U=function(){function e(e){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=[e.url],this.attrs=e.attrs,this.bitrate=e.bitrate,e.details&&(this.details=e.details),this.id=e.id||0,this.name=e.name,this.width=e.width||0,this.height=e.height||0,this.audioCodec=e.audioCodec,this.videoCodec=e.videoCodec,this.unknownCodecs=e.unknownCodecs,this.codecSet=[e.videoCodec,e.audioCodec].filter((function(e){return e})).join(",").replace(/\.[^.,]+/g,"")}var t,r;return t=e,(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(e){var t=e%this.url.length;this._urlId!==t&&(this.details=void 0,this._urlId=t)}}])&&N(t.prototype,r),e}();function j(e,t,r){switch(t){case"audio":e.audioGroupIds||(e.audioGroupIds=[]),e.audioGroupIds.push(r);break;case"text":e.textGroupIds||(e.textGroupIds=[]),e.textGroupIds.push(r)}}function G(e){var t={};e.forEach((function(e){var r=e.groupId||"";e.id=t[r]=t[r]||0,t[r]++}))}function H(e,t){var r=t.startPTS;if(Object(n.a)(r)){var i,a=0;t.sn>e.sn?(a=r-e.start,i=e):(a=e.start-r,i=t),i.duration!==a&&(i.duration=a)}else t.sn>e.sn?e.cc===t.cc&&e.minEndPTS?t.start=e.start+(e.minEndPTS-e.start):t.start=e.start+e.duration:t.start=Math.max(e.start-t.duration,0)}function K(e,t,r,i,a,s){i-r<=0&&(o.b.warn("Fragment should have a positive duration",t),i=r+t.duration,s=a+t.duration);var l=r,d=i,c=t.startPTS,u=t.endPTS;if(Object(n.a)(c)){var h=Math.abs(c-r);Object(n.a)(t.deltaPTS)?t.deltaPTS=Math.max(h,t.deltaPTS):t.deltaPTS=h,l=Math.max(r,c),r=Math.min(r,c),a=Math.min(a,t.startDTS),d=Math.min(i,u),i=Math.max(i,u),s=Math.max(s,t.endDTS)}t.duration=i-r;var f=r-t.start;t.appendedPTS=i,t.start=t.startPTS=r,t.maxStartPTS=l,t.startDTS=a,t.endPTS=i,t.minEndPTS=d,t.endDTS=s;var p,v=t.sn;if(!e||v<e.startSN||v>e.endSN)return 0;var g=v-e.startSN,m=e.fragments;for(m[g]=t,p=g;p>0;p--)H(m[p],m[p-1]);for(p=g;p<m.length-1;p++)H(m[p],m[p+1]);return e.fragmentHint&&H(m[m.length-1],e.fragmentHint),e.PTSKnown=e.alignedSliding=!0,f}function V(e,t){for(var r=null,i=e.fragments,a=i.length-1;a>=0;a--){var s=i[a].initSegment;if(s){r=s;break}}e.fragmentHint&&delete e.fragmentHint.endPTS;var l,d=0;if(function(e,t,r){for(var i=t.skippedSegments,n=Math.max(e.startSN,t.startSN)-t.startSN,a=(e.fragmentHint?1:0)+(i?t.endSN:Math.min(e.endSN,t.endSN))-t.startSN,s=t.startSN-e.startSN,o=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,l=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,d=n;d<=a;d++){var c=l[s+d],u=o[d];i&&!u&&d<i&&(u=t.fragments[d]=c),c&&u&&r(c,u)}}(e,t,(function(e,i){e.relurl&&(d=e.cc-i.cc),Object(n.a)(e.startPTS)&&Object(n.a)(e.endPTS)&&(i.start=i.startPTS=e.startPTS,i.startDTS=e.startDTS,i.appendedPTS=e.appendedPTS,i.maxStartPTS=e.maxStartPTS,i.endPTS=e.endPTS,i.endDTS=e.endDTS,i.minEndPTS=e.minEndPTS,i.duration=e.endPTS-e.startPTS,i.duration&&(l=i),t.PTSKnown=t.alignedSliding=!0),i.elementaryStreams=e.elementaryStreams,i.loader=e.loader,i.stats=e.stats,i.urlId=e.urlId,e.initSegment&&(i.initSegment=e.initSegment,r=e.initSegment)})),r&&(t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments).forEach((function(e){var t;e.initSegment&&e.initSegment.relurl!==(null===(t=r)||void 0===t?void 0:t.relurl)||(e.initSegment=r)})),t.skippedSegments&&(t.deltaUpdateFailed=t.fragments.some((function(e){return!e})),t.deltaUpdateFailed)){o.b.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var c=t.skippedSegments;c--;)t.fragments.shift();t.startSN=t.fragments[0].sn,t.startCC=t.fragments[0].cc}var u=t.fragments;if(d){o.b.warn("discontinuity sliding from playlist, take drift into account");for(var h=0;h<u.length;h++)u[h].cc+=d}t.skippedSegments&&(t.startCC=t.fragments[0].cc),function(e,t,r){if(e&&t)for(var i=0,n=0,a=e.length;n<=a;n++){var s=e[n],o=t[n+i];s&&o&&s.index===o.index&&s.fragment.sn===o.fragment.sn?r(s,o):i--}}(e.partList,t.partList,(function(e,t){t.elementaryStreams=e.elementaryStreams,t.stats=e.stats})),l?K(t,l,l.startPTS,l.endPTS,l.startDTS,l.endDTS):W(e,t),u.length&&(t.totalduration=t.edge-u[0].start),t.driftStartTime=e.driftStartTime,t.driftStart=e.driftStart;var f=t.advancedDateTime;if(t.advanced&&f){var p=t.edge;t.driftStart||(t.driftStartTime=f,t.driftStart=p),t.driftEndTime=f,t.driftEnd=p}else t.driftEndTime=e.driftEndTime,t.driftEnd=e.driftEnd,t.advancedDateTime=e.advancedDateTime}function W(e,t){var r=t.startSN+t.skippedSegments-e.startSN,i=e.fragments;r<0||r>=i.length||function(e,t){if(t){for(var r=e.fragments,i=e.skippedSegments;i<r.length;i++)r[i].start+=t;e.fragmentHint&&(e.fragmentHint.start+=t)}}(t,i[r].start)}var z=function(){function e(e,t){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,t+":"),this.warn=o.b.warn.bind(o.b,t+":"),this.hls=e}var t=e.prototype;return t.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},t.onError=function(e,t){t.fatal&&t.type===s.b.NETWORK_ERROR&&this.clearTimer()},t.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},t.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},t.stopLoad=function(){this.canLoad=!1,this.clearTimer()},t.switchParams=function(e,t){var r=null==t?void 0:t.renditionReports;if(r)for(var i=0;i<r.length;i++){var a=r[i],s=""+a.URI;if(s===e.substr(-s.length)){var o=parseInt(a["LAST-MSN"]),l=parseInt(a["LAST-PART"]);if(t&&this.hls.config.lowLatencyMode){var d=Math.min(t.age-t.partTarget,t.targetduration);void 0!==l&&d>t.partTarget&&(l+=1)}if(Object(n.a)(o))return new B(o,Object(n.a)(l)?l:void 0,M.No)}}},t.loadPlaylist=function(e){},t.shouldLoadTrack=function(e){return this.canLoad&&e&&!!e.url&&(!e.details||e.details.live)},t.playlistLoaded=function(e,t,r){var i=this,n=t.details,a=t.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 "+e+" "+(n.advanced?"REFRESHED "+n.lastPartSn+"-"+n.lastPartIndex:"MISSED")),r&&n.fragments.length>0&&V(r,n),!this.canLoad||!n.live)return;var o,l=void 0,d=void 0;if(n.canBlockReload&&n.endSN&&n.advanced){var c=this.hls.config.lowLatencyMode,u=n.lastPartSn,h=n.endSN,f=n.lastPartIndex,p=u===h;-1!==f?(l=p?h+1:u,d=p?c?0:f:f+1):l=h+1;var v=n.age,g=v+n.ageHeader,m=Math.min(g-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);l+=y,void 0!==d&&(d+=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 "+d)}n.tuneInGoal=m}if(o=this.getDeliveryDirectives(n,t.deliveryDirectives,l,d),c||!p)return void this.loadPlaylist(o)}else o=this.getDeliveryDirectives(n,t.deliveryDirectives,l,d);var b=function(e,t){var r,i=1e3*e.levelTargetDuration,n=i/2,a=e.age,s=a>0&&a<3*i,o=t.loading.end-t.loading.start,l=e.availabilityDelay;if(!1===e.updated)if(s){var d=333*e.misses;r=Math.max(Math.min(n,2*o),d),e.availabilityDelay=(e.availabilityDelay||0)+r}else r=n;else s?(l=Math.min(l||i/2,a),e.availabilityDelay=l,r=l+i-a):r=i-o;return Math.round(r)}(n,a);void 0!==l&&n.canBlockReload&&(b-=n.partTarget||1),this.log("reload live playlist "+e+" in "+Math.round(b)+" ms"),this.timer=self.setTimeout((function(){return i.loadPlaylist(o)}),b)}else this.clearTimer()},t.getDeliveryDirectives=function(e,t,r,i){var n=function(e,t){var r=e.canSkipUntil,i=e.canSkipDateRanges,n=e.endSN;return r&&(void 0!==t?t-n:0)<r?i?M.v2:M.Yes:M.No}(e,r);return null!=t&&t.skip&&e.deltaUpdateFailed&&(r=t.msn,i=t.part,n=M.No),new B(r,i,n)},t.retryLoadingOrFail=function(e){var t,r=this,i=this.hls.config,n=this.retryCount<i.levelLoadingMaxRetry;if(n)if(this.retryCount++,e.details.indexOf("LoadTimeOut")>-1&&null!==(t=e.context)&&void 0!==t&&t.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+e.details+'"'),this.loadPlaylist();else{var a=Math.min(Math.pow(2,this.retryCount)*i.levelLoadingRetryDelay,i.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout((function(){return r.loadPlaylist()}),a),this.warn("retry playlist loading #"+this.retryCount+" in "+a+' ms after "'+e.details+'"')}else this.warn('cannot recover from error "'+e.details+'"'),this.clearTimer(),e.fatal=!0;return n},e}();function Y(){return(Y=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var r=arguments[t];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(e[i]=r[i])}return e}).apply(this,arguments)}function X(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}function q(e,t){return(q=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var J,Q=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),Z=function(e){var t,r;function i(t){var r;return(r=e.call(this,t,"[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=e,(t=i).prototype=Object.create(r.prototype),t.prototype.constructor=t,q(t,r);var n,o,l=i.prototype;return l._registerListeners=function(){var e=this.hls;e.on(a.a.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(a.a.LEVEL_LOADED,this.onLevelLoaded,this),e.on(a.a.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.on(a.a.FRAG_LOADED,this.onFragLoaded,this),e.on(a.a.ERROR,this.onError,this)},l._unregisterListeners=function(){var e=this.hls;e.off(a.a.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(a.a.LEVEL_LOADED,this.onLevelLoaded,this),e.off(a.a.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.off(a.a.FRAG_LOADED,this.onFragLoaded,this),e.off(a.a.ERROR,this.onError,this)},l.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,e.prototype.destroy.call(this)},l.startLoad=function(){this._levels.forEach((function(e){e.loadError=0})),e.prototype.startLoad.call(this)},l.onManifestLoaded=function(e,t){var r,i,n=[],o=[],l=[],d={},c=!1,u=!1,h=!1;if(t.levels.forEach((function(e){var t=e.attrs;c=c||!(!e.width||!e.height),u=u||!!e.videoCodec,h=h||!!e.audioCodec,Q&&e.audioCodec&&-1!==e.audioCodec.indexOf("mp4a.40.34")&&(e.audioCodec=void 0);var r=e.bitrate+"-"+e.attrs.RESOLUTION+"-"+e.attrs.CODECS;(i=d[r])?i.url.push(e.url):(i=new U(e),d[r]=i,n.push(i)),t&&(t.AUDIO&&j(i,"audio",t.AUDIO),t.SUBTITLES&&j(i,"text",t.SUBTITLES))})),(c||u)&&h&&(n=n.filter((function(e){var t=e.videoCodec,r=e.width,i=e.height;return!!t||!(!r||!i)}))),n=n.filter((function(e){var t=e.audioCodec,r=e.videoCodec;return(!t||m(t,"audio"))&&(!r||m(r,"video"))})),t.audioTracks&&G(o=t.audioTracks.filter((function(e){return!e.audioCodec||m(e.audioCodec,"audio")}))),t.subtitles&&G(l=t.subtitles),n.length>0){r=n[0].bitrate,n.sort((function(e,t){return e.bitrate-t.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 p=h&&!u,v={levels:n,audioTracks:o,subtitleTracks:l,firstLevel:this._firstLevel,stats:t.stats,audio:h,video:u,altAudio:!p&&o.some((function(e){return!!e.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:t.url,reason:"no level with compatible codecs found in manifest"})},l.onError=function(t,r){if(e.prototype.onError.call(this,t,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 d=this._levels[r.frag.level];d?(d.fragmentError++,d.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)}}},l.recoverLevel=function(e,t,r,i){var n=e.details,a=this._levels[t];if(a.loadError++,r){if(!this.retryLoadingOrFail(e))return void(this.currentLevelIndex=-1);e.levelRetry=!0}if(i){var s=a.url.length;if(s>1&&a.loadError<s)e.levelRetry=!0,this.redundantFailover(t);else if(-1===this.manualLevelIndex){var o=0===t?this._levels.length-1:t-1;this.currentLevelIndex!==o&&0===this._levels[o].loadError&&(this.warn(n+": switch to "+o),e.levelRetry=!0,this.hls.nextAutoLevel=o)}}},l.redundantFailover=function(e){var t=this._levels[e],r=t.url.length;if(r>1){var i=(t.urlId+1)%r;this.warn("Switching to redundant URL-id "+i),this._levels.forEach((function(e){e.urlId=i})),this.level=e}},l.onFragLoaded=function(e,t){var r=t.frag;if(void 0!==r&&r.type===k.b.MAIN){var i=this._levels[r.level];void 0!==i&&(i.fragmentError=0,i.loadError=0)}},l.onLevelLoaded=function(e,t){var r,i,n=t.level,a=t.details,s=this._levels[n];if(!s)return this.warn("Invalid level index "+n),void(null!==(i=t.deliveryDirectives)&&void 0!==i&&i.skip&&(a.deltaUpdateFailed=!0));n===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0,this.retryCount=0),this.playlistLoaded(n,t,s.details)):null!==(r=t.deliveryDirectives)&&void 0!==r&&r.skip&&(a.deltaUpdateFailed=!0)},l.onAudioTrackSwitched=function(e,t){var r=this.hls.levels[this.currentLevelIndex];if(r&&r.audioGroupIds){for(var i=-1,n=this.hls.audioTracks[t.id].groupId,a=0;a<r.audioGroupIds.length;a++)if(r.audioGroupIds[a]===n){i=a;break}i!==r.urlId&&(r.urlId=i,this.startLoad())}},l.loadPlaylist=function(e){var t=this.currentLevelIndex,r=this._levels[t];if(this.canLoad&&r&&r.url.length>0){var i=r.urlId,n=r.url[i];if(e)try{n=e.addDirectives(n)}catch(e){this.warn("Could not construct new URL with HLS Delivery Directives: "+e)}this.log("Attempt loading level index "+t+(e?" at sn "+e.msn+" part "+e.part:"")+" with URL-id "+i+" "+n),this.clearTimer(),this.hls.trigger(a.a.LEVEL_LOADING,{url:n,level:t,id:i,deliveryDirectives:e||null})}},l.removeLevel=function(e,t){var r=function(e,r){return r!==t},i=this._levels.filter((function(i,n){return n!==e||i.url.length>1&&void 0!==t&&(i.url=i.url.filter(r),i.audioGroupIds&&(i.audioGroupIds=i.audioGroupIds.filter(r)),i.textGroupIds&&(i.textGroupIds=i.textGroupIds.filter(r)),i.urlId=0,!0)})).map((function(e,t){var r=e.details;return null!=r&&r.fragments&&r.fragments.forEach((function(e){e.level=t})),e}));this._levels=i,this.hls.trigger(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(e){var t,r=this._levels;if(0!==r.length&&(this.currentLevelIndex!==e||null===(t=r[e])||void 0===t||!t.details)){if(e<0||e>=r.length){var i=e<0;if(this.hls.trigger(a.a.ERROR,{type:s.b.OTHER_ERROR,details:s.a.LEVEL_SWITCH_ERROR,level:e,fatal:i,reason:"invalid level idx"}),i)return;e=Math.min(e,r.length-1)}this.clearTimer();var n=this.currentLevelIndex,o=r[n],l=r[e];this.log("switching to level "+e+" from "+n),this.currentLevelIndex=e;var d=Y({},l,{level:e,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete d._urlId,this.hls.trigger(a.a.LEVEL_SWITCHING,d);var c=l.details;if(!c||c.live){var u=this.switchParams(l.uri,null==o?void 0:o.details);this.loadPlaylist(u)}}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(e){this.manualLevelIndex=e,void 0===this._startLevel&&(this._startLevel=e),-1!==e&&(this.level=e)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(e){this._firstLevel=e}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var e=this.hls.config.startLevel;return void 0!==e?e:this._firstLevel}return this._startLevel},set:function(e){this._startLevel=e}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(e){this.level=e,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=e)}}])&&X(n.prototype,o),i}(z);!function(e){e.NOT_LOADED="NOT_LOADED",e.BACKTRACKED="BACKTRACKED",e.APPENDING="APPENDING",e.PARTIAL="PARTIAL",e.OK="OK"}(J||(J={}));var $=function(){function e(e){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=e,this._registerListeners()}var t=e.prototype;return t._registerListeners=function(){var e=this.hls;e.on(a.a.BUFFER_APPENDED,this.onBufferAppended,this),e.on(a.a.FRAG_BUFFERED,this.onFragBuffered,this),e.on(a.a.FRAG_LOADED,this.onFragLoaded,this)},t._unregisterListeners=function(){var e=this.hls;e.off(a.a.BUFFER_APPENDED,this.onBufferAppended,this),e.off(a.a.FRAG_BUFFERED,this.onFragBuffered,this),e.off(a.a.FRAG_LOADED,this.onFragLoaded,this)},t.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},t.getAppendedFrag=function(e,t){if(t===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<=e&&void 0!==s&&e<=s)return n>9&&(this.activeParts=i.slice(n-9)),a}else if(r.start<=e&&void 0!==r.appendedPTS&&e<=r.appendedPTS)return r}return this.getBufferedFrag(e,t)},t.getBufferedFrag=function(e,t){for(var r=this.fragments,i=Object.keys(r),n=i.length;n--;){var a=r[i[n]];if((null==a?void 0:a.body.type)===t&&a.buffered){var s=a.body;if(s.start<=e&&e<=s.end)return s}}return null},t.detectEvictedFragments=function(e,t,r){var i=this;Object.keys(this.fragments).forEach((function(n){var a=i.fragments[n];if(a)if(a.buffered){var s=a.range[e];s&&s.time.some((function(e){var r=!i.isTimeBuffered(e.startPTS,e.endPTS,t);return r&&i.removeFragment(a.body),r}))}else a.body.type===r&&i.removeFragment(a.body)}))},t.detectPartialFragments=function(e){var t=this,r=this.timeRanges,i=e.frag,n=e.part;if(r&&"initSegment"!==i.sn){var a=te(i),s=this.fragments[a];s&&(Object.keys(r).forEach((function(e){var a=i.elementaryStreams[e];if(a){var o=r[e],l=null!==n||!0===a.partial;s.range[e]=t.getBufferedTimes(i,n,l,o)}})),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body))}},t.fragBuffered=function(e){var t=te(e),r=this.fragments[t];r&&(r.backtrack=r.loaded=null,r.buffered=!0)},t.getBufferedTimes=function(e,t,r,i){for(var n={time:[],partial:r},a=t?t.start:e.start,s=t?t.end:e.end,o=e.minEndPTS||s,l=e.maxStartPTS||a,d=0;d<i.length;d++){var c=i.start(d)-this.bufferPadding,u=i.end(d)+this.bufferPadding;if(l>=c&&o<=u){n.time.push({startPTS:Math.max(a,i.start(d)),endPTS:Math.min(s,i.end(d))});break}if(a<u&&s>c)n.partial=!0,n.time.push({startPTS:Math.max(a,i.start(d)),endPTS:Math.min(s,i.end(d))});else if(s<=c)break}return n},t.getPartialFragment=function(e){var t,r,i,n=null,a=0,s=this.bufferPadding,o=this.fragments;return Object.keys(o).forEach((function(l){var d=o[l];d&&ee(d)&&(r=d.body.start-s,i=d.body.end+s,e>=r&&e<=i&&(t=Math.min(e-r,i-e),a<=t&&(n=d.body,a=t)))})),n},t.getState=function(e){var t=te(e),r=this.fragments[t];return r?r.buffered?ee(r)?J.PARTIAL:J.OK:r.backtrack?J.BACKTRACKED:J.APPENDING:J.NOT_LOADED},t.backtrack=function(e,t){var r=te(e),i=this.fragments[r];if(!i||i.backtrack)return null;var n=i.backtrack=t||i.loaded;return i.loaded=null,n},t.getBacktrackData=function(e){var t=te(e),r=this.fragments[t];if(r){var i,n=r.backtrack;if(null!=n&&null!==(i=n.payload)&&void 0!==i&&i.byteLength)return n;this.removeFragment(e)}return null},t.isTimeBuffered=function(e,t,r){for(var i,n,a=0;a<r.length;a++){if(i=r.start(a)-this.bufferPadding,n=r.end(a)+this.bufferPadding,e>=i&&t<=n)return!0;if(t<=i)return!1}return!1},t.onFragLoaded=function(e,t){var r=t.frag,i=t.part;if("initSegment"!==r.sn&&!r.bitrateTest&&!i){var n=te(r);this.fragments[n]={body:r,loaded:t,backtrack:null,buffered:!1,range:Object.create(null)}}},t.onBufferAppended=function(e,t){var r=this,i=t.frag,n=t.part,a=t.timeRanges;if(i.type===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(e){var t=a[e];if(r.detectEvictedFragments(e,t),!n)for(var s=0;s<t.length;s++)i.appendedPTS=Math.max(t.end(s),i.appendedPTS||0)}))},t.onFragBuffered=function(e,t){this.detectPartialFragments(t)},t.hasFragment=function(e){var t=te(e);return!!this.fragments[t]},t.removeFragmentsInRange=function(e,t,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<t&&s.end>e&&i.removeFragment(s)}}))},t.removeFragment=function(e){var t=te(e);e.stats.loaded=0,e.clearElementaryStreamInfo(),delete this.fragments[t]},t.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},e}();function ee(e){var t,r;return e.buffered&&((null===(t=e.range.video)||void 0===t?void 0:t.partial)||(null===(r=e.range.audio)||void 0===r?void 0:r.partial))}function te(e){return e.type+"_"+e.level+"_"+e.urlId+"_"+e.sn}var re=function(){function e(){this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}var t=e.prototype;return t.destroy=function(){this.onHandlerDestroying(),this.onHandlerDestroyed()},t.onHandlerDestroying=function(){this.clearNextTick(),this.clearInterval()},t.onHandlerDestroyed=function(){},t.hasInterval=function(){return!!this._tickInterval},t.hasNextTick=function(){return!!this._tickTimer},t.setInterval=function(e){return!this._tickInterval&&(this._tickInterval=self.setInterval(this._boundTick,e),!0)},t.clearInterval=function(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)},t.clearNextTick=function(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)},t.tick=function(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)},t.tickImmediate=function(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)},t.doTick=function(){},e}(),ie={length:0,start:function(){return 0},end:function(){return 0}},ne=function(){function e(){}return e.isBuffered=function(t,r){try{if(t)for(var i=e.getBuffered(t),n=0;n<i.length;n++)if(r>=i.start(n)&&r<=i.end(n))return!0}catch(e){}return!1},e.bufferInfo=function(t,r,i){try{if(t){var n,a=e.getBuffered(t),s=[];for(n=0;n<a.length;n++)s.push({start:a.start(n),end:a.end(n)});return this.bufferedInfo(s,r,i)}}catch(e){}return{len:0,start:r,end:r,nextStart:void 0}},e.bufferedInfo=function(e,t,r){t=Math.max(0,t),e.sort((function(e,t){return e.start-t.start||t.end-e.end}));var i=[];if(r)for(var n=0;n<e.length;n++){var a=i.length;if(a){var s=i[a-1].end;e[n].start-s<r?e[n].end>s&&(i[a-1].end=e[n].end):i.push(e[n])}else i.push(e[n])}else i=e;for(var o,l=0,d=t,c=t,u=0;u<i.length;u++){var h=i[u].start,f=i[u].end;if(t+r>=h&&t<f)d=h,l=(c=f)-t;else if(t+r<h){o=h;break}}return{len:l,start:d||0,end:c||0,nextStart:o}},e.getBuffered=function(e){try{return e.buffered}catch(e){return o.b.log("failed to get media.buffered",e),ie}},e}(),ae=function(e,t,r,i,n,a){void 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o(n),c=be(e),u={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:me};e.stats=d.stats,d.load(c,u,{onSuccess:function(t,n,a,s){r.resetLoader(e,d),i({frag:e,part:null,payload:t.data,networkDetails:s})},onError:function(t,i,n){r.resetLoader(e,d),l(new Te({type:s.b.NETWORK_ERROR,details:s.a.FRAG_LOAD_ERROR,fatal:!1,frag:e,response:t,networkDetails:n}))},onAbort:function(t,i,n){r.resetLoader(e,d),l(new Te({type:s.b.NETWORK_ERROR,details:s.a.INTERNAL_ABORTED,fatal:!1,frag:e,networkDetails:n}))},onTimeout:function(t,i,n){r.resetLoader(e,d),l(new Te({type:s.b.NETWORK_ERROR,details:s.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,networkDetails:n}))},onProgress:function(r,i,n,a){t&&t({frag:e,part:null,payload:n,networkDetails:a})}})}))},t.loadPart=function(e,t,r){var i=this;this.abort();var n=this.config,a=n.fLoader,o=n.loader;return new Promise((function(l,d){i.loader&&i.loader.destroy();var c=i.loader=e.loader=a?new a(n):new o(n),u=be(e,t),h={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:me};t.stats=c.stats,c.load(u,h,{onSuccess:function(n,a,s,o){i.resetLoader(e,c),i.updateStatsFromPart(e,t);var d={frag:e,part:t,payload:n.data,networkDetails:o};r(d),l(d)},onError:function(r,n,a){i.resetLoader(e,c),d(new Te({type:s.b.NETWORK_ERROR,details:s.a.FRAG_LOAD_ERROR,fatal:!1,frag:e,part:t,response:r,networkDetails:a}))},onAbort:function(r,n,a){e.stats.aborted=t.stats.aborted,i.resetLoader(e,c),d(new Te({type:s.b.NETWORK_ERROR,details:s.a.INTERNAL_ABORTED,fatal:!1,frag:e,part:t,networkDetails:a}))},onTimeout:function(r,n,a){i.resetLoader(e,c),d(new Te({type:s.b.NETWORK_ERROR,details:s.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,part:t,networkDetails:a}))}})}))},t.updateStatsFromPart=function(e,t){var r=e.stats,i=t.stats,n=i.total;if(r.loaded+=i.loaded,n){var a=Math.round(e.duration/t.duration),s=Math.min(Math.round(r.loaded/n),a),o=(a-s)*Math.round(r.loaded/s);r.total=r.loaded+o}else r.total=Math.max(r.loaded,r.total);var l=r.loading,d=i.loading;l.start?l.first+=d.first-d.start:(l.start=d.start,l.first=d.first),l.end=d.end},t.resetLoader=function(e,t){e.loader=null,this.loader===t&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),t.destroy()},e}();function be(e,t){void 0===t&&(t=null);var r=t||e,i={frag:e,part:t,responseType:"arraybuffer",url:r.url,headers:{},rangeStart:0,rangeEnd:0},a=r.byteRangeStartOffset,s=r.byteRangeEndOffset;return Object(n.a)(a)&&Object(n.a)(s)&&(i.rangeStart=a,i.rangeEnd=s),i}var Te=function(e){var t,r;function i(t){for(var r,i=arguments.length,n=new Array(i>1?i-1:0),a=1;a<i;a++)n[a-1]=arguments[a];return(r=e.call.apply(e,[this].concat(n))||this).data=void 0,r.data=t,r}return r=e,(t=i).prototype=Object.create(r.prototype),t.prototype.constructor=t,ve(t,r),i}(he(Error)),Se=r(14),Ee=function(e){for(var t="",r=e.length,i=0;i<r;i++)t+="["+e.start(i).toFixed(3)+","+e.end(i).toFixed(3)+"]";return t};function Re(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}function Le(e,t){return(Le=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var Ce="STOPPED",Ae="IDLE",ke="KEY_LOADING",De="FRAG_LOADING",_e="FRAG_LOADING_WAITING_RETRY",we="PARSING",Pe="PARSED",xe="BACKTRACKING",Oe="ENDED",Ie="ERROR",Me="WAITING_LEVEL",Fe=function(e){var t,r;function i(t,r,i){var n;return(n=e.call(this)||this).hls=void 0,n.fragPrevious=null,n.fragCurrent=null,n.fragmentTracker=void 0,n.transmuxer=null,n._state=Ce,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=t,n.fragmentLoader=new ye(t.config),n.fragmentTracker=r,n.config=t.config,n.decrypter=new Se.a(t,t.config),t.on(a.a.KEY_LOADED,n.onKeyLoaded,function(e){if(void 0===e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return e}(n)),n}r=e,(t=i).prototype=Object.create(r.prototype),t.prototype.constructor=t,Le(t,r);var d,c,u=i.prototype;return u.doTick=function(){this.onTickEnd()},u.onTickEnd=function(){},u.startLoad=function(e){},u.stopLoad=function(){this.fragmentLoader.abort();var e=this.fragCurrent;e&&this.fragmentTracker.removeFragment(e),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=Ce},u._streamEnded=function(e,t){var r=this.fragCurrent,i=this.fragmentTracker;if(!t.live&&r&&r.sn>=t.endSN&&!e.nextStart){var n=t.partList;if(null!=n&&n.length){var a=n[n.length-1];return ne.isBuffered(this.media,a.start+a.duration/2)}var s=i.getState(r);return s===J.PARTIAL||s===J.OK}return!1},u.onMediaAttached=function(e,t){var r=this.media=this.mediaBuffer=t.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),r.addEventListener("seeking",this.onvseeking),r.addEventListener("ended",this.onvended);var i=this.config;this.levels&&i.autoStartLoad&&this.state===Ce&&this.startLoad(i.startPosition)},u.onMediaDetaching=function(){var e=this.media;null!=e&&e.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),e&&(e.removeEventListener("seeking",this.onvseeking),e.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},u.onMediaSeeking=function(){var e=this.config,t=this.fragCurrent,r=this.media,i=this.mediaBuffer,a=this.state,s=r?r.currentTime:0,o=ne.bufferInfo(i||r,s,e.maxBufferHole);if(this.log("media seeking to "+(Object(n.a)(s)?s.toFixed(3):s)+", state: "+a),a===Oe)this.resetLoadingState();else if(t&&!o.len){var l=e.maxFragLookUpTolerance,d=t.start-l,c=s>t.start+t.duration+l;(s<d||c)&&(c&&t.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),t.loader.abort()),this.resetLoadingState())}r&&(this.lastCurrentTime=s),this.loadedmetadata||o.len||(this.nextLoadPosition=this.startPosition=s),this.tickImmediate()},u.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},u.onKeyLoaded=function(e,t){if(this.state===ke&&t.frag===this.fragCurrent&&this.levels){this.state=Ae;var r=this.levels[t.frag.level].details;r&&this.loadFragment(t.frag,r,t.frag.start)}},u.onHandlerDestroying=function(){this.stopLoad(),e.prototype.onHandlerDestroying.call(this)},u.onHandlerDestroyed=function(){this.state=Ce,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,e.prototype.onHandlerDestroyed.call(this)},u.loadKey=function(e,t){this.log("Loading key for "+e.sn+" of ["+t.startSN+"-"+t.endSN+"], "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+e.level),this.state=ke,this.fragCurrent=e,this.hls.trigger(a.a.KEY_LOADING,{frag:e})},u.loadFragment=function(e,t,r){this._loadFragForPlayback(e,t,r)},u._loadFragForPlayback=function(e,t,r){var i=this;this._doFragLoad(e,t,r,(function(t){if(i.fragContextChanged(e))return i.warn("Fragment "+e.sn+(t.part?" p: "+t.part.index:"")+" of level "+e.level+" was dropped during download."),void i.fragmentTracker.removeFragment(e);e.stats.chunkCount++,i._handleFragmentLoadProgress(t)})).then((function(t){if(t){i.fragLoadError=0;var r=i.state;if(!i.fragContextChanged(e))return"payload"in t&&(i.log("Loaded fragment "+e.sn+" of level "+e.level),i.hls.trigger(a.a.FRAG_LOADED,t),i.state===xe)?(i.fragmentTracker.backtrack(e,t),void i.resetFragmentLoading(e)):void i._handleFragmentLoadComplete(t);(r===De||r===xe||!i.fragCurrent&&r===we)&&(i.fragmentTracker.removeFragment(e),i.state=Ae)}})).catch((function(t){i.warn(t),i.resetFragmentLoading(e)}))},u.flushMainBuffer=function(e,t,r){if(void 0===r&&(r=null),e-t){var i={startOffset:e,endOffset:t,type:r};this.fragLoadError=0,this.hls.trigger(a.a.BUFFER_FLUSHING,i)}},u._loadInitSegment=function(e){var t=this;this._doFragLoad(e).then((function(r){if(!r||t.fragContextChanged(e)||!t.levels)throw new Error("init load aborted");return r})).then((function(r){var i=t.hls,n=r.payload,s=e.decryptdata;if(n&&n.byteLength>0&&s&&s.key&&s.iv&&"AES-128"===s.method){var o=self.performance.now();return t.decrypter.webCryptoDecrypt(new Uint8Array(n),s.key.buffer,s.iv.buffer).then((function(t){var n=self.performance.now();return i.trigger(a.a.FRAG_DECRYPTED,{frag:e,payload:t,stats:{tstart:o,tdecrypt:n}}),r.payload=t,r}))}return r})).then((function(r){var i=t.fragCurrent,n=t.hls,s=t.levels;if(!s)throw new Error("init load aborted, missing levels");s[e.level].details;var o=e.stats;t.state=Ae,t.fragLoadError=0,e.data=new Uint8Array(r.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),r.frag===i&&n.trigger(a.a.FRAG_BUFFERED,{stats:o,frag:i,part:null,id:e.type}),t.tick()})).catch((function(r){t.warn(r),t.resetFragmentLoading(e)}))},u.fragContextChanged=function(e){var t=this.fragCurrent;return!e||!t||e.level!==t.level||e.sn!==t.sn||e.urlId!==t.urlId},u.fragBufferedComplete=function(e,t){var r=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+e.type+" sn: "+e.sn+(t?" part: "+t.index:"")+" of "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+e.level+" "+Ee(ne.getBuffered(r))),this.state=Ae,this.tick()},u._handleFragmentLoadComplete=function(e){var t=this.transmuxer;if(t){var r=e.frag,i=e.part,n=e.partsLoaded,a=!n||0===n.length||n.some((function(e){return!e})),s=new ae(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!a);t.flush(s)}},u._handleFragmentLoadProgress=function(e){},u._doFragLoad=function(e,t,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(e.start,r||0),this.config.lowLatencyMode&&t){var o=t.partList;if(o&&i){r>e.end&&t.fragmentHint&&(e=t.fragmentHint);var l=this.getNextPart(o,e,r);if(l>-1){var d=o[l];return this.log("Loading part sn: "+e.sn+" p: "+d.index+" cc: "+e.cc+" of playlist ["+t.startSN+"-"+t.endSN+"] parts [0-"+l+"-"+(o.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+e.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=d.start+d.duration,this.state=De,this.hls.trigger(a.a.FRAG_LOADING,{frag:e,part:o[l],targetBufferTime:r}),this.doFragPartsLoad(e,o,l,i).catch((function(e){return s.handleFragLoadError(e)}))}if(!e.url||this.loadedEndOfParts(o,r))return Promise.resolve(null)}}return this.log("Loading fragment "+e.sn+" cc: "+e.cc+" "+(t?"of ["+t.startSN+"-"+t.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+e.level+", target: "+parseFloat(r.toFixed(3))),Object(n.a)(e.sn)&&!this.bitrateTest&&(this.nextLoadPosition=e.start+e.duration),this.state=De,this.hls.trigger(a.a.FRAG_LOADING,{frag:e,targetBufferTime:r}),this.fragmentLoader.load(e,i).catch((function(e){return s.handleFragLoadError(e)}))},u.doFragPartsLoad=function(e,t,r,i){var n=this;return new Promise((function(s,o){var l=[];!function r(d){var c=t[d];n.fragmentLoader.loadPart(e,c,i).then((function(i){l[c.index]=i;var o=i.part;n.hls.trigger(a.a.FRAG_LOADED,i);var u=t[d+1];if(!u||u.fragment!==e)return s({frag:e,part:o,partsLoaded:l});r(d+1)})).catch(o)}(r)}))},u.handleFragLoadError=function(e){var t=e.data;return t&&t.details===s.a.INTERNAL_ABORTED?this.handleFragLoadAborted(t.frag,t.part):this.hls.trigger(a.a.ERROR,t),null},u._handleTransmuxerFlush=function(e){var t=this.getCurrentContext(e);if(t&&this.state===we){var r=t.frag,i=t.part,n=t.level,a=self.performance.now();r.stats.parsing.end=a,i&&(i.stats.parsing.end=a),this.updateLevelTiming(r,i,n,e.partial)}else this.fragCurrent||(this.state=Ae)},u.getCurrentContext=function(e){var t=this.levels,r=e.level,i=e.sn,n=e.part;if(!t||!t[r])return this.warn("Levels object was unset while buffering fragment "+i+" of level "+r+". The current chunk will not be buffered."),null;var a=t[r],s=n>-1?function(e,t,r){if(!e||!e.details)return null;var i=e.details.partList;if(i)for(var n=i.length;n--;){var a=i[n];if(a.index===r&&a.fragment.sn===t)return a}return null}(a,i,n):null,o=s?s.fragment:function(e,t,r){if(!e||!e.details)return null;var i=e.details,n=i.fragments[t-i.startSN];return n||((n=i.fragmentHint)&&n.sn===t?n:t<i.startSN&&r&&r.sn===t?r:null)}(a,i,this.fragCurrent);return o?{frag:o,part:s,level:a}:null},u.bufferFragmentData=function(e,t,r,i){if(e&&this.state===we){var n=e.data1,s=e.data2,o=n;if(n&&s&&(o=Object(l.a)(n,s)),o&&o.length){var d={type:e.type,frag:t,part:r,chunkMeta:i,parent:t.type,data:o};this.hls.trigger(a.a.BUFFER_APPENDING,d),e.dropped&&e.independent&&!r&&this.flushBufferGap(t)}}},u.flushBufferGap=function(e){var t=this.media;if(t)if(ne.isBuffered(t,t.currentTime)){var r=t.currentTime,i=ne.bufferInfo(t,r,0),n=e.duration,a=Math.min(2*this.config.maxFragLookUpTolerance,.25*n),s=Math.max(Math.min(e.start-a,i.end-a),r+a);e.start-s>a&&this.flushMainBuffer(s,e.start)}else this.flushMainBuffer(0,e.start)},u.getFwdBufferInfo=function(e,t){var r=this.config,i=this.getLoadPosition();if(!Object(n.a)(i))return null;var a=ne.bufferInfo(e,i,r.maxBufferHole);if(0===a.len&&void 0!==a.nextStart){var s=this.fragmentTracker.getBufferedFrag(i,t);if(s&&a.nextStart<s.end)return ne.bufferInfo(e,i,Math.max(a.nextStart,r.maxBufferHole))}return a},u.getMaxBufferLength=function(e){var t,r=this.config;return t=e?Math.max(8*r.maxBufferSize/e,r.maxBufferLength):r.maxBufferLength,Math.min(t,r.maxMaxBufferLength)},u.reduceMaxBufferLength=function(e){var t=this.config,r=e||t.maxBufferLength;return t.maxMaxBufferLength>=r&&(t.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+t.maxMaxBufferLength+"s"),!0)},u.getNextFragment=function(e,t){var r,i,n=t.fragments,a=n.length;if(!a)return null;var s,o=this.config,l=n[0].start;if(t.live){var d=o.initialLiveManifestSize;if(a<d)return this.warn("Not enough fragments to start playback (have: "+a+", need: "+d+")"),null;t.PTSKnown||this.startFragRequested||-1!==this.startPosition||(s=this.getInitialLiveFragment(t,n),this.startPosition=s?this.hls.liveSyncPosition||s.start:e)}else e<=l&&(s=n[0]);if(!s){var c=o.lowLatencyMode?t.partEnd:t.fragmentEnd;s=this.getFragmentAtPosition(e,c,t)}return null===(r=s)||void 0===r||!r.initSegment||null!==(i=s)&&void 0!==i&&i.initSegment.data||this.bitrateTest||(s=s.initSegment),s},u.getNextPart=function(e,t,r){for(var i=-1,n=!1,a=!0,s=0,o=e.length;s<o;s++){var l=e[s];if(a=a&&!l.independent,i>-1&&r<l.start)break;var d=l.loaded;!d&&(n||l.independent||a)&&l.fragment===t&&(i=s),n=d}return i},u.loadedEndOfParts=function(e,t){var r=e[e.length-1];return r&&t>r.start&&r.loaded},u.getInitialLiveFragment=function(e,t){var r=this.fragPrevious,i=null;if(r){if(e.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+r.programDateTime),i=function(e,t,r){if(null===t||!Array.isArray(e)||!e.length||!Object(n.a)(t))return null;if(t<(e[0].programDateTime||0))return null;if(t>=(e[e.length-1].endProgramDateTime||0))return null;r=r||0;for(var i=0;i<e.length;++i){var a=e[i];if(ue(t,r,a))return a}return null}(t,r.endProgramDateTime,this.config.maxFragLookUpTolerance)),!i){var a=r.sn+1;if(a>=e.startSN&&a<=e.endSN){var s=t[a-e.startSN];r.cc===s.cc&&(i=s,this.log("Live playlist, switching playlist, load frag with next SN: "+i.sn))}i||(i=function(e,t){return de(e,(function(e){return e.cc<t?1:e.cc>t?-1:0}))}(t,r.cc))&&this.log("Live playlist, switching playlist, load frag with same CC: "+i.sn)}}else{var o=this.hls.liveSyncPosition;null!==o&&(i=this.getFragmentAtPosition(o,this.bitrateTest?e.fragmentEnd:e.edge,e))}return i},u.getFragmentAtPosition=function(e,t,r){var i,n=this.config,a=this.fragPrevious,s=r.fragments,o=r.endSN,l=r.fragmentHint,d=n.maxFragLookUpTolerance,c=!!(n.lowLatencyMode&&r.partList&&l);if(c&&l&&!this.bitrateTest&&(s=s.concat(l),o=l.sn),i=e<t?function(e,t,r,i){void 0===r&&(r=0),void 0===i&&(i=0);var n=null;return e?n=t[e.sn-t[0].sn+1]||null:0===r&&0===t[0].start&&(n=t[0]),n&&0===ce(r,i,n)?n:de(t,ce.bind(null,r,i))||n}(a,s,e,e>t-d?0:d):s[s.length-1],i){var u=i.sn-r.startSN,h=a&&i.level===a.level,f=s[u+1];if(this.fragmentTracker.getState(i)===J.BACKTRACKED){i=null;for(var p=u;s[p]&&this.fragmentTracker.getState(s[p])===J.BACKTRACKED;)i=a?s[p--]:s[--p];i||(i=f)}else a&&i.sn===a.sn&&!c&&h&&(i.sn<o&&this.fragmentTracker.getState(f)!==J.OK?(this.log("SN "+i.sn+" just loaded, load next one: "+f.sn),i=f):i=null)}return i},u.synchronizeToLiveEdge=function(e){var t=this.config,r=this.media;if(r){var i=this.hls.liveSyncPosition,n=r.currentTime,a=e.fragments[0].start,s=e.edge,o=n>=a-t.maxFragLookUpTolerance&&n<=s;if(null!==i&&r.duration>i&&(n<i||!o)){var l=void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:t.liveMaxLatencyDurationCount*e.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))}}},u.alignPlaylists=function(e,t){var r=this.levels,i=this.levelLastLoaded,a=this.fragPrevious,s=null!==i?r[i]:null,o=e.fragments.length;if(!o)return this.warn("No fragments in live playlist"),0;var l=e.fragments[0].start,d=!t,c=e.alignedSliding&&Object(n.a)(l);if(d||!c&&!l){le(a,s,e);var u=e.fragments[0].start;return this.log("Live playlist sliding: "+u.toFixed(2)+" start-sn: "+(t?t.startSN:"na")+"->"+e.startSN+" prev-sn: "+(a?a.sn:"na")+" fragments: "+o),u}return l},u.waitForCdnTuneIn=function(e){return e.live&&e.canBlockReload&&e.tuneInGoal>Math.max(e.partHoldBack,3*e.partTarget)},u.setStartPosition=function(e,t){var r=this.startPosition;if(r<t&&(r=-1),-1===r||-1===this.lastCurrentTime){var i=e.startTimeOffset;Object(n.a)(i)?(r=t+i,i<0&&(r+=e.totalduration),r=Math.min(Math.max(t,r),t+e.totalduration),this.log("Start time offset "+i+" found in playlist, adjust startPosition to "+r),this.startPosition=r):e.live?r=this.hls.liveSyncPosition||t:this.startPosition=r=0,this.lastCurrentTime=r}this.nextLoadPosition=r},u.getLoadPosition=function(){var e=this.media,t=0;return this.loadedmetadata&&e?t=e.currentTime:this.nextLoadPosition&&(t=this.nextLoadPosition),t},u.handleFragLoadAborted=function(e,t){this.transmuxer&&"initSegment"!==e.sn&&e.stats.aborted&&(this.warn("Fragment "+e.sn+(t?" part"+t.index:"")+" of level "+e.level+" was aborted"),this.resetFragmentLoading(e))},u.resetFragmentLoading=function(e){this.fragCurrent&&this.fragContextChanged(e)||(this.state=Ae)},u.onFragmentOrKeyLoadError=function(e,t){if(!t.fatal){var r=t.frag;if(r&&r.type===e){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 "+e+" "+r.level+" failed to load, retrying in "+n+"ms"),this.retryDate=self.performance.now()+n,this.fragLoadError++,this.state=_e}else t.levelRetry?(e===k.b.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=Ae):(o.b.error(t.details+" reaches max retry, redispatch as fatal ..."),t.fatal=!0,this.hls.stopLoad(),this.state=Ie)}}},u.afterBufferFlushed=function(e,t,r){if(e){var i=ne.getBuffered(e);this.fragmentTracker.detectEvictedFragments(t,i,r),this.state===Oe&&this.resetLoadingState()}},u.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=Ae},u.resetLiveStartWhenNotLoaded=function(e){if(!this.loadedmetadata){this.startFragRequested=!1;var t=this.levels?this.levels[e].details:null;if(null!=t&&t.live)return this.startPosition=-1,this.setStartPosition(t,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},u.updateLevelTiming=function(e,t,r,i){var n=this,s=r.details;Object.keys(e.elementaryStreams).reduce((function(t,o){var l=e.elementaryStreams[o];if(l){var d=l.endPTS-l.startPTS;if(d<=0)return n.warn("Could not parse fragment "+e.sn+" "+o+" duration reliably ("+d+") resetting transmuxer to fallback to playlist timing"),n.resetTransmuxer(),t||!1;var c=i?0:K(s,e,l.startPTS,l.endPTS,l.startDTS,l.endDTS);return n.hls.trigger(a.a.LEVEL_PTS_UPDATED,{details:s,level:r,drift:c,type:o,frag:e,start:l.startPTS,end:l.endPTS}),!0}return t}),!1)?(this.state=Pe,this.hls.trigger(a.a.FRAG_PARSED,{frag:e,part:t})):this.resetLoadingState()},u.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},d=i,(c=[{key:"state",get:function(){return this._state},set:function(e){var t=this._state;t!==e&&(this._state=e,this.log(t+"->"+e))}}])&&Re(d.prototype,c),i}(re);function Ne(){return self.MediaSource||self.WebKitMediaSource}function Be(){return self.SourceBuffer||self.WebKitSourceBuffer}var Ue=r(17),je=r(9),Ge=r(13),He=Ne()||{isTypeSupported:function(){return!1}},Ke=function(){function e(e,t,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=e,this.id=t,this.onTransmuxComplete=r,this.onFlush=i;var l=e.config,d=function(t,r){(r=r||{}).frag=n.frag,r.id=n.id,e.trigger(t,r)};this.observer=new Ge.EventEmitter,this.observer.on(a.a.FRAG_DECRYPTED,d),this.observer.on(a.a.ERROR,d);var c={mp4:He.isTypeSupported("video/mp4"),mpeg:He.isTypeSupported("audio/mpeg"),mp3:He.isTypeSupported('audio/mp4; codecs="mp3"')},u=navigator.vendor;if(l.enableWorker&&"undefined"!=typeof Worker){var h;o.b.log("demuxing in webworker");try{h=this.worker=Ue(18),this.onwmsg=this.onWorkerMessage.bind(this),h.addEventListener("message",this.onwmsg),h.onerror=function(t){e.trigger(a.a.ERROR,{type:s.b.OTHER_ERROR,details:s.a.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(t.message+"  ("+t.filename+":"+t.lineno+")")})},h.postMessage({cmd:"init",typeSupported:c,vendor:u,id:t,config:JSON.stringify(l)})}catch(e){o.b.warn("Error in worker:",e),o.b.error("Error while initializing DemuxerWorker, fallback to inline"),h&&self.URL.revokeObjectURL(h.objectURL),this.transmuxer=new je.c(this.observer,c,l,u,t),this.worker=null}}else this.transmuxer=new je.c(this.observer,c,l,u,t)}var t=e.prototype;return t.destroy=function(){var e=this.worker;if(e)e.removeEventListener("message",this.onwmsg),e.terminate(),this.worker=null;else{var t=this.transmuxer;t&&(t.destroy(),this.transmuxer=null)}var r=this.observer;r&&r.removeAllListeners(),this.observer=null},t.push=function(e,t,r,i,n,a,s,l,d,c){var u,h,f=this;d.transmuxing.start=self.performance.now();var p=this.transmuxer,v=this.worker,g=a?a.start:n.start,m=n.decryptdata,y=this.frag,b=!(y&&n.cc===y.cc),T=!(y&&d.level===y.level),S=y?d.sn-y.sn:-1,E=this.part?d.part-this.part.index:1,R=!T&&(1===S||0===S&&1===E),L=self.performance.now();(T||S||0===n.stats.parsing.start)&&(n.stats.parsing.start=L),!a||!E&&R||(a.stats.parsing.start=L);var C=!(y&&(null===(u=n.initSegment)||void 0===u?void 0:u.url)===(null===(h=y.initSegment)||void 0===h?void 0:h.url)),A=new je.b(b,R,l,T,g,C);if(!R||b||C){o.b.log("[transmuxer-interface, "+n.type+"]: Starting new transmux session for sn: "+d.sn+" p: "+d.part+" level: "+d.level+" id: "+d.id+"\n        discontinuity: "+b+"\n        trackSwitch: "+T+"\n        contiguous: "+R+"\n        accurateTimeOffset: "+l+"\n        timeOffset: "+g+"\n        initSegmentChange: "+C);var k=new je.a(r,i,t,s,c);this.configureTransmuxer(k)}if(this.frag=n,this.part=a,v)v.postMessage({cmd:"demux",data:e,decryptdata:m,chunkMeta:d,state:A},e instanceof ArrayBuffer?[e]:[]);else if(p){var D=p.push(e,m,d,A);Object(je.d)(D)?D.then((function(e){f.handleTransmuxComplete(e)})):this.handleTransmuxComplete(D)}},t.flush=function(e){var t=this;e.transmuxing.start=self.performance.now();var r=this.transmuxer,i=this.worker;if(i)i.postMessage({cmd:"flush",chunkMeta:e});else if(r){var n=r.flush(e);Object(je.d)(n)?n.then((function(r){t.handleFlushResult(r,e)})):this.handleFlushResult(n,e)}},t.handleFlushResult=function(e,t){var r=this;e.forEach((function(e){r.handleTransmuxComplete(e)})),this.onFlush(t)},t.onWorkerMessage=function(e){var t=e.data,r=this.hls;switch(t.event){case"init":self.URL.revokeObjectURL(this.worker.objectURL);break;case"transmuxComplete":this.handleTransmuxComplete(t.data);break;case"flush":this.onFlush(t.data);break;default:t.data=t.data||{},t.data.frag=this.frag,t.data.id=this.id,r.trigger(t.event,t.data)}},t.configureTransmuxer=function(e){var t=this.worker,r=this.transmuxer;t?t.postMessage({cmd:"configure",config:e}):r&&r.configure(e)},t.handleTransmuxComplete=function(e){e.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(e)},e}(),Ve=function(){function e(e,t,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=e,this.media=t,this.fragmentTracker=r,this.hls=i}var t=e.prototype;return t.destroy=function(){this.hls=this.fragmentTracker=this.media=null},t.poll=function(e){var t=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===e){if((l||s)&&(this.stalled=null),!r.paused&&!r.ended&&0!==r.playbackRate&&ne.getBuffered(r).length){var d=ne.bufferInfo(r,n,0),c=d.len>0,u=d.nextStart||0;if(c||u){if(a){var h=d.len>2,f=!u||u-n>2&&!this.fragmentTracker.getPartialFragment(n);if(h||f)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var p,v=Math.max(u,d.start||0)-n,g=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,m=(null==g||null===(p=g.details)||void 0===p?void 0:p.live)?2*g.details.targetduration:2;if(v>0&&v<=m)return void this._trySkipBufferHole(null)}var y=self.performance.now();if(null!==i){var b=y-i;!a&&b>=250&&this._reportStall(d.len);var T=ne.bufferInfo(r,n,t.maxBufferHole);this._tryFixBufferStall(T,b)}else this.stalled=y}}}else if(this.moved=!0,null!==i){if(this.stallReported){var S=self.performance.now()-i;o.b.warn("playback not stuck anymore @"+n+", after "+Math.round(S)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}},t._tryFixBufferStall=function(e,t){var r=this.config,i=this.fragmentTracker,n=this.media.currentTime,a=i.getPartialFragment(n);a&&this._trySkipBufferHole(a)||e.len>r.maxBufferHole&&t>1e3*r.highBufferWatchdogPeriod&&(o.b.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},t._reportStall=function(e){var t=this.hls,r=this.media;this.stallReported||(this.stallReported=!0,o.b.warn("Playback stalling at @"+r.currentTime+" due to low buffer (buffer="+e+")"),t.trigger(a.a.ERROR,{type:s.b.MEDIA_ERROR,details:s.a.BUFFER_STALLED_ERROR,fatal:!1,buffer:e}))},t._trySkipBufferHole=function(e){for(var t=this.config,r=this.hls,i=this.media,n=i.currentTime,l=0,d=ne.getBuffered(i),c=0;c<d.length;c++){var u=d.start(c);if(n+t.maxBufferHole>=l&&n<u){var h=Math.max(u+.05,i.currentTime+.1);return o.b.warn("skipping hole, adjusting currentTime from "+n+" to "+h),this.moved=!0,this.stalled=null,i.currentTime=h,e&&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 "+h,frag:e}),h}l=d.end(c)}return 0},t._tryNudgeBuffer=function(){var e=this.config,t=this.hls,r=this.media,i=r.currentTime,n=(this.nudgeRetry||0)+1;if(this.nudgeRetry=n,n<e.nudgeMaxRetry){var l=i+n*e.nudgeOffset;o.b.warn("Nudging 'currentTime' from "+i+" to "+l),r.currentTime=l,t.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 "+e.nudgeMaxRetry+" nudges"),t.trigger(a.a.ERROR,{type:s.b.MEDIA_ERROR,details:s.a.BUFFER_STALLED_ERROR,fatal:!0})},e}();function We(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}function ze(e,t){return(ze=Object.setPrototypeOf||function(e,t){return e.__proto__=t,e})(e,t)}var Ye=function(e){var t,r;function i(t,r){var i;return(i=e.call(this,t,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=e,(t=i).prototype=Object.create(r.prototype),t.prototype.constructor=t,ze(t,r);var l,c,u=i.prototype;return u._registerListeners=function(){var e=this.hls;e.on(a.a.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(a.a.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(a.a.MANIFEST_LOADING,this.onManifestLoading,this),e.on(a.a.MANIFEST_PARSED,this.onManifestParsed,this),e.on(a.a.LEVEL_LOADING,this.onLevelLoading,this),e.on(a.a.LEVEL_LOADED,this.onLevelLoaded,this),e.on(a.a.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.on(a.a.ERROR,this.onError,this),e.on(a.a.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(a.a.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.on(a.a.BUFFER_CREATED,this.onBufferCreated,this),e.on(a.a.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(a.a.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(a.a.FRAG_BUFFERED,this.onFragBuffered,this)},u._unregisterListeners=function(){var e=this.hls;e.off(a.a.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(a.a.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(a.a.MANIFEST_LOADING,this.onManifestLoading,this),e.off(a.a.MANIFEST_PARSED,this.onManifestParsed,this),e.off(a.a.LEVEL_LOADED,this.onLevelLoaded,this),e.off(a.a.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.off(a.a.ERROR,this.onError,this),e.off(a.a.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(a.a.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.off(a.a.BUFFER_CREATED,this.onBufferCreated,this),e.off(a.a.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(a.a.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(a.a.FRAG_BUFFERED,this.onFragBuffered,this)},u.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},u.startLoad=function(e){if(this.levels){var t=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}t>0&&-1===e&&(this.log("Override startPosition with lastCurrentTime @"+t.toFixed(3)),e=t),this.state=Ae,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()}else this._forceStartLoad=!0,this.state=Ce},u.stopLoad=function(){this._forceStartLoad=!1,e.prototype.stopLoad.call(this)},u.doTick=function(){switch(this.state){case Ae:this.doTickIdle();break;case Me:var e,t=this.levels,r=this.level,i=null==t||null===(e=t[r])||void 0===e?void 0:e.details;if(i&&(!i.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(i))break;this.state=Ae;break}break;case _e: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=Ae)}this.onTickEnd()},u.onTickEnd=function(){e.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},u.doTickIdle=function(){var e,t,r=this.hls,i=this.levelLastLoaded,n=this.levels,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 c=n[l];this.level=r.nextLoadLevel=l;var u=c.details;if(!u||this.state===Me||u.live&&this.levelLastLoaded!==l)this.state=Me;else{var h=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:s,k.b.MAIN);if(null!==h&&!(h.len>=this.getMaxBufferLength(c.maxBitrate))){if(this._streamEnded(h,u)){var f={};return this.altAudio&&(f.type="video"),this.hls.trigger(a.a.BUFFER_EOS,f),void(this.state=Oe)}var p=h.end,v=this.getNextFragment(p,u);if(this.couldBacktrack&&!this.fragPrevious&&v&&"initSegment"!==v.sn){var g=v.sn-u.startSN;g>1&&(v=u.fragments[g-1],this.fragmentTracker.removeFragment(v))}if(v&&this.fragmentTracker.getState(v)===J.OK&&this.nextLoadPosition>p){var m=this.audioOnly&&!this.altAudio?d.a.AUDIO:d.a.VIDEO;this.afterBufferFlushed(s,m,k.b.MAIN),v=this.getNextFragment(this.nextLoadPosition,u)}v&&(!v.initSegment||v.initSegment.data||this.bitrateTest||(v=v.initSegment),"identity"!==(null===(e=v.decryptdata)||void 0===e?void 0:e.keyFormat)||null!==(t=v.decryptdata)&&void 0!==t&&t.key?this.loadFragment(v,u,p):this.loadKey(v,u))}}}},u.loadFragment=function(t,r,i){var n,a=this.fragmentTracker.getState(t);if(this.fragCurrent=t,a===J.BACKTRACKED){var s=this.fragmentTracker.getBacktrackData(t);if(s)return this._handleFragmentLoadProgress(s),void this._handleFragmentLoadComplete(s);a=J.NOT_LOADED}a===J.NOT_LOADED||a===J.PARTIAL?"initSegment"===t.sn?this._loadInitSegment(t):this.bitrateTest?(t.bitrateTest=!0,this.log("Fragment "+t.sn+" of level "+t.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(t)):(this.startFragRequested=!0,e.prototype.loadFragment.call(this,t,r,i)):a===J.APPENDING?this.reduceMaxBufferLength(t.duration)&&this.fragmentTracker.removeFragment(t):0===(null===(n=this.media)||void 0===n?void 0:n.buffered.length)&&this.fragmentTracker.removeAllFragments()},u.getAppendedFrag=function(e){var t=this.fragmentTracker.getAppendedFrag(e,k.b.MAIN);return t&&"fragment"in t?t.fragment:t},u.getBufferedFrag=function(e){return this.fragmentTracker.getBufferedFrag(e,k.b.MAIN)},u.followingBufferedFrag=function(e){return e?this.getBufferedFrag(e.end+.5):null},u.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},u.nextLevelSwitch=function(){var e=this.levels,t=this.media;if(null!=t&&t.readyState){var r,i=this.getAppendedFrag(t.currentTime);if(i&&i.start>1&&this.flushMainBuffer(0,i.start-1),!t.paused&&e){var n=e[this.hls.nextLoadLevel],a=this.fragLastKbps;r=a&&this.fragCurrent?this.fragCurrent.duration*n.maxBitrate/(1e3*a)+1:0}else r=0;var s=this.getBufferedFrag(t.currentTime+r);if(s){var o=this.followingBufferedFrag(s);if(o){this.abortCurrentFrag();var l=o.maxStartPTS?o.maxStartPTS:o.start,d=o.duration,c=Math.max(s.end,l+Math.min(Math.max(d-this.config.maxFragLookUpTolerance,.5*d),.75*d));this.flushMainBuffer(c,Number.POSITIVE_INFINITY)}}}},u.abortCurrentFrag=function(){var e=this.fragCurrent;this.fragCurrent=null,null!=e&&e.loader&&e.loader.abort(),this.state===ke&&(this.state=Ae),this.nextLoadPosition=this.getLoadPosition()},u.flushMainBuffer=function(t,r){e.prototype.flushMainBuffer.call(this,t,r,this.altAudio?"video":null)},u.onMediaAttached=function(t,r){e.prototype.onMediaAttached.call(this,t,r);var i=r.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),i.addEventListener("playing",this.onvplaying),i.addEventListener("seeked",this.onvseeked),this.gapController=new Ve(this.config,i,this.fragmentTracker,this.hls)},u.onMediaDetaching=function(){var t=this.media;t&&(t.removeEventListener("playing",this.onvplaying),t.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),e.prototype.onMediaDetaching.call(this)},u.onMediaPlaying=function(){this.tick()},u.onMediaSeeked=function(){var e=this.media,t=e?e.currentTime:null;Object(n.a)(t)&&this.log("Media seeked to "+t.toFixed(3)),this.tick()},u.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},u.onManifestParsed=function(e,t){var r,i,n,a=!1,s=!1;t.levels.forEach((function(e){(r=e.audioCodec)&&(-1!==r.indexOf("mp4a.40.2")&&(a=!0),-1!==r.indexOf("mp4a.40.5")&&(s=!0))})),this.audioCodecSwitch=a&&s&&!("function"==typeof(null==(n=Be())||null===(i=n.prototype)||void 0===i?void 0:i.changeType)),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=t.levels,this.startFragRequested=!1},u.onLevelLoading=function(e,t){var r=this.levels;if(r&&this.state===Ae){var i=r[t.level];(!i.details||i.details.live&&this.levelLastLoaded!==t.level||this.waitForCdnTuneIn(i.details))&&(this.state=Me)}},u.onLevelLoaded=function(e,t){var r,i=this.levels,n=t.level,s=t.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!==De&&this.state!==_e||l.level!==t.level&&l.loader&&(this.state=Ae,l.loader.abort());var d=i[n],c=0;if(s.live||null!==(r=d.details)&&void 0!==r&&r.live){if(s.fragments[0]||(s.deltaUpdateFailed=!0),s.deltaUpdateFailed)return;c=this.alignPlaylists(s,d.details)}if(d.details=s,this.levelLastLoaded=n,this.hls.trigger(a.a.LEVEL_UPDATED,{details:s,level:n}),this.state===Me){if(this.waitForCdnTuneIn(s))return;this.state=Ae}this.startFragRequested?s.live&&this.synchronizeToLiveEdge(s):this.setStartPosition(s,c),this.tick()}else this.warn("Levels were reset while loading level "+n)},u._handleFragmentLoadProgress=function(e){var t,r=e.frag,i=e.part,n=e.payload,a=this.levels;if(a){var s=a[r.level],o=s.details;if(o){var l=s.videoCodec,d=o.PTSKnown||!o.live,c=null===(t=r.initSegment)||void 0===t?void 0:t.data,u=this._getAudioCodec(s),h=this.transmuxer=this.transmuxer||new Ke(this.hls,k.b.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),f=i?i.index:-1,p=-1!==f,v=new ae(r.level,r.sn,r.stats.chunkCount,n.byteLength,f,p),g=this.initPTS[r.cc];h.push(n,c,u,l,r,i,o.totalduration,d,v,g)}else this.warn("Dropping fragment "+r.sn+" of level "+r.level+" after level details were reset")}else this.warn("Levels were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},u.onAudioTrackSwitching=function(e,t){var r=this.altAudio,i=!!t.url,n=t.id;if(!i){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var 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})}},u.onAudioTrackSwitched=function(e,t){var r=t.id,i=!!this.hls.audioTracks[r].url;if(i){var n=this.videoBuffer;n&&this.mediaBuffer!==n&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=n)}this.altAudio=i,this.tick()},u.onBufferCreated=function(e,t){var r,i,n=t.tracks,a=!1;for(var s in n){var o=n[s];if("main"===o.id){if(i=s,r=o,"video"===s){var l=n[s];l&&(this.videoBuffer=l.buffer)}}else a=!0}a&&r?(this.log("Alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},u.onFragBuffered=function(e,t){var r=t.frag,i=t.part;if(!r||r.type===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===Pe&&(this.state=Ae));var n=i?i.stats:r.stats;this.fragLastKbps=Math.round(8*n.total/(n.buffering.end-n.loading.first)),"initSegment"!==r.sn&&(this.fragPrevious=r),this.fragBufferedComplete(r,i)}},u.onError=function(e,t){switch(t.details){case 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,t);break;case s.a.LEVEL_LOAD_ERROR:case s.a.LEVEL_LOAD_TIMEOUT:this.state!==Ie&&(t.fatal?(this.warn(""+t.details),this.state=Ie):t.levelRetry||this.state!==Me||(this.state=Ae));break;case s.a.BUFFER_FULL_ERROR:if("main"===t.parent&&(this.state===we||this.state===Pe)){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()}}},u.checkBuffer=function(){var e=this.media,t=this.gapController;if(e&&t&&e.readyState){var r=ne.getBuffered(e);!this.loadedmetadata&&r.length?(this.loadedmetadata=!0,this.seekToStartPos()):t.poll(this.lastCurrentTime),this.lastCurrentTime=e.currentTime}},u.onFragLoadEmergencyAborted=function(){this.state=Ae,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},u.onBufferFlushed=function(e,t){var r=t.type;if(r!==d.a.AUDIO||this.audioOnly&&!this.altAudio){var i=(r===d.a.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(i,r,k.b.MAIN)}},u.onLevelsUpdated=function(e,t){this.levels=t.levels},u.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},u.seekToStartPos=function(){var e=this.media,t=e.currentTime,r=this.startPosition;if(r>=0&&t<r){if(e.seeking)return void o.b.log("could not seek to "+r+", already seeking at "+t);var i=ne.getBuffered(e),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 "+t),e.currentTime=r}},u._getAudioCodec=function(e){var t=this.config.defaultAudioCodec||e.audioCodec;return this.audioCodecSwap&&t&&(this.log("Swapping audio codec"),t=-1!==t.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),t},u._loadBitrateTestFrag=function(e){var t=this;this._doFragLoad(e).then((function(r){var i=t.hls;if(r&&!i.nextLoadLevel&&!t.fragContextChanged(e)){t.fragLoadError=0,t.state=Ae,t.startFragRequested=!1,t.bitrateTest=!1;var n=e.stats;n.parsing.start=n.parsing.end=n.buffering.start=n.buffering.end=self.performance.now(),i.trigger(a.a.FRAG_LOADED,r)}}))},u._handleTransmuxComplete=function(e){var t,r="main",i=this.hls,s=e.remuxResult,o=e.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 c=l.frag,u=l.part,h=l.level,f=s.video,p=s.text,v=s.id3,g=s.initSegment,m=this.altAudio?void 0:s.audio;if(!this.fragContextChanged(c)){if(this.state=we,g){g.tracks&&(this._bufferInitSegment(h,g.tracks,c,o),i.trigger(a.a.FRAG_PARSING_INIT_SEGMENT,{frag:c,id:r,tracks:g.tracks}));var y=g.initPTS,b=g.timescale;Object(n.a)(y)&&(this.initPTS[c.cc]=y,i.trigger(a.a.INIT_PTS_FOUND,{frag:c,id:r,initPTS:y,timescale:b}))}if(f&&!1!==s.independent){if(h.details){var T=f.startPTS,S=f.endPTS,E=f.startDTS,R=f.endDTS;if(u)u.elementaryStreams[f.type]={startPTS:T,endPTS:S,startDTS:E,endDTS:R};else if(f.firstKeyFrame&&f.independent&&(this.couldBacktrack=!0),f.dropped&&f.independent){if(this.getLoadPosition()+this.config.maxBufferHole<T)return void this.backtrack(c);c.setElementaryStreamInfo(f.type,c.start,S,c.start,R,!0)}c.setElementaryStreamInfo(f.type,T,S,E,R),this.bufferFragmentData(f,c,u,o)}}else if(!1===s.independent)return void this.backtrack(c);if(m){var L=m.startPTS,C=m.endPTS,A=m.startDTS,k=m.endDTS;u&&(u.elementaryStreams[d.a.AUDIO]={startPTS:L,endPTS:C,startDTS:A,endDTS:k}),c.setElementaryStreamInfo(d.a.AUDIO,L,C,A,k),this.bufferFragmentData(m,c,u,o)}if(null!=v&&null!==(t=v.samples)&&void 0!==t&&t.length){var D={frag:c,id:r,samples:v.samples};i.trigger(a.a.FRAG_PARSING_METADATA,D)}if(p){var _={frag:c,id:r,samples:p.samples};i.trigger(a.a.FRAG_PARSING_USERDATA,_)}}},u._bufferInitSegment=function(e,t,r,i){var n=this;if(this.state===we){this.audioOnly=!!t.audio&&!t.video,this.altAudio&&!this.audioOnly&&delete t.audio;var s=t.audio,o=t.video,l=t.audiovideo;if(s){var d=e.audioCodec,c=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(d&&(d=-1!==d.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),1!==s.metadata.channelCount&&-1===c.indexOf("firefox")&&(d="mp4a.40.5")),-1!==c.indexOf("android")&&"audio/mpeg"!==s.container&&(d="mp4a.40.2",this.log("Android: force audio codec to "+d)),e.audioCodec&&e.audioCodec!==d&&this.log('Swapping manifest audio codec "'+e.audioCodec+'" for "'+d+'"'),s.levelCodec=d,s.id="main",this.log("Init audio buffer, container:"+s.container+", codecs[selected/level/parsed]=["+(d||"")+"/"+(e.audioCodec||"")+"/"+s.codec+"]")}o&&(o.levelCodec=e.videoCodec,o.id="main",this.log("Init video buffer, container:"+o.container+", codecs[level/parsed]=["+(e.videoCodec||"")+"/"+o.codec+"]")),l&&this.log("Init audiovideo buffer, container:"+l.container+", codecs[level/parsed]=["+(e.attrs.CODECS||"")+"/"+l.codec+"]"),this.hls.trigger(a.a.BUFFER_CODECS,t),Object.keys(t).forEach((function(e){var s=t[e].initSegment;null!=s&&s.byteLength&&n.hls.trigger(a.a.BUFFER_APPENDING,{type:e,data:s,frag:r,part:null,chunkMeta:i,parent:r.type})})),this.tick()}},u.backtrack=function(e){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(e);var t=this.fragmentTracker.backtrack(e);this.fragPrevious=null,this.nextLoadPosition=e.start,t?this.resetFragmentLoading(e):this.state=xe},u.checkFragmentChanged=function(){var e=this.media,t=null;if(e&&e.readyState>1&&!1===e.seeking){var r=e.currentTime;if(ne.isBuffered(e,r)?t=this.getAppendedFrag(r):ne.isBuffered(e,r+.1)&&(t=this.getAppendedFrag(r+.1)),t){var i=this.fragPlaying,n=t.level;i&&t.sn===i.sn&&i.level===n&&t.urlId===i.urlId||(this.hls.trigger(a.a.FRAG_CHANGED,{frag:t}),i&&i.level===n||this.hls.trigger(a.a.LEVEL_SWITCHED,{level:n}),this.fragPlaying=t)}}},l=i,(c=[{key:"nextLevel",get:function(){var e=this.nextBufferedFrag;return e?e.level:-1}},{key:"currentLevel",get:function(){var e=this.media;if(e){var t=this.getAppendedFrag(e.currentTime);if(t)return t.level}return-1}},{key:"nextBufferedFrag",get:function(){var e=this.media;if(e){var t=this.getAppendedFrag(e.currentTime);return this.followingBufferedFrag(t)}return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}])&&We(l.prototype,c),i}(Fe),Xe=function(){function e(e,t,r){void 0===t&&(t=0),void 0===r&&(r=0),this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=e,this.alpha_=e?Math.exp(Math.log(.5)/e):0,this.estimate_=t,this.totalWeight_=r}var t=e.prototype;return t.sample=function(e,t){var r=Math.pow(this.alpha_,e);this.estimate_=t*(1-r)+r*this.estimate_,this.totalWeight_+=e},t.getTotalWeight=function(){return this.totalWeight_},t.getEstimate=function(){if(this.alpha_){var e=1-Math.pow(this.alpha_,this.totalWeight_);if(e)return this.estimate_/e}return this.estimate_},e}(),qe=function(){function e(e,t,r){this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultEstimate_=r,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new Xe(e),this.fast_=new Xe(t)}var t=e.prototype;return t.update=function(e,t){var r=this.slow_,i=this.fast_;this.slow_.halfLife!==e&&(this.slow_=new Xe(e,r.getEstimate(),r.getTotalWeight())),this.fast_.halfLife!==t&&(this.fast_=new Xe(t,i.getEstimate(),i.getTotalWeight()))},t.sample=function(e,t){var r=(e=Math.max(e,this.minDelayMs_))/1e3,i=8*t/r;this.fast_.sample(r,i),this.slow_.sample(r,i)},t.canEstimate=function(){var e=this.fast_;return e&&e.getTotalWeight()>=this.minWeight_},t.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},t.destroy=function(){},e}();function Je(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var Qe=function(){function e(e){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=e;var t=e.config;this.bwEstimator=new qe(t.abrEwmaSlowVoD,t.abrEwmaFastVoD,t.abrEwmaDefaultEstimate),this.registerListeners()}var t,r,i=e.prototype;return i.registerListeners=function(){var e=this.hls;e.on(a.a.FRAG_LOADING,this.onFragLoading,this),e.on(a.a.FRAG_LOADED,this.onFragLoaded,this),e.on(a.a.FRAG_BUFFERED,this.onFragBuffered,this),e.on(a.a.LEVEL_LOADED,this.onLevelLoaded,this),e.on(a.a.ERROR,this.onError,this)},i.unregisterListeners=function(){var e=this.hls;e.off(a.a.FRAG_LOADING,this.onFragLoading,this),e.off(a.a.FRAG_LOADED,this.onFragLoaded,this),e.off(a.a.FRAG_BUFFERED,this.onFragBuffered,this),e.off(a.a.LEVEL_LOADED,this.onLevelLoaded,this),e.off(a.a.ERROR,this.onError,this)},i.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},i.onFragLoading=function(e,t){var r,i=t.frag;i.type===k.b.MAIN&&(this.timer||(this.fragCurrent=i,this.partCurrent=null!=(r=t.part)?r:null,this.timer=self.setInterval(this.onCheck,100)))},i.onLevelLoaded=function(e,t){var r=this.hls.config;t.details.live?this.bwEstimator.update(r.abrEwmaSlowLive,r.abrEwmaFastLive):this.bwEstimator.update(r.abrEwmaSlowVoD,r.abrEwmaFastVoD)},i._abandonRulesCheck=function(){var e=this.fragCurrent,t=this.partCurrent,r=this.hls,i=r.autoLevelEnabled,s=r.config,l=r.media;if(e&&l){var d=t?t.stats:e.stats,c=t?t.duration:e.duration;if(d.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 u=performance.now()-d.loading.start,h=Math.abs(l.playbackRate);if(!(u<=500*c/h)){var f=r.levels,p=r.minAutoLevel,v=f[e.level],g=d.total||Math.max(d.loaded,Math.round(c*v.maxBitrate/8)),m=Math.max(1,d.bwEstimate?d.bwEstimate/8:1e3*d.loaded/u),y=(g-d.loaded)/m,b=l.currentTime,T=(ne.bufferInfo(l,b,s.maxBufferHole).end-b)/h;if(!(T>=2*c/h||y<=T)){var S,E=Number.POSITIVE_INFINITY;for(S=e.level-1;S>p&&!((E=c*f[S].maxBitrate/(6.4*m))<T);S--);if(!(E>=y)){var R=this.bwEstimator.getEstimate();o.b.warn("Fragment "+e.sn+(t?" part "+t.index:"")+" of level "+e.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+S+"\n      Current BW estimate: "+(Object(n.a)(R)?(R/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: "+E.toFixed(3)+" s\n      Time to underbuffer: "+T.toFixed(3)+" s"),r.nextLoadLevel=S,this.bwEstimator.sample(u,d.loaded),this.clearTimer(),e.loader&&(this.fragCurrent=this.partCurrent=null,e.loader.abort()),r.trigger(a.a.FRAG_LOAD_EMERGENCY_ABORTED,{frag:e,part:t,stats:d})}}}}}},i.onFragLoaded=function(e,t){var r=t.frag,i=t.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],d=(l.loaded?l.loaded.bytes:0)+s.loaded,c=(l.loaded?l.loaded.duration:0)+o;l.loaded={bytes:d,duration:c},l.realBitrate=Math.round(8*d/c)}if(r.bitrateTest){var u={stats:s,frag:r,part:i,id:r.type};this.onFragBuffered(a.a.FRAG_BUFFERED,u),r.bitrateTest=!1}}},i.onFragBuffered=function(e,t){var r=t.frag,i=t.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}},i.onError=function(e,t){switch(t.details){case s.a.FRAG_LOAD_ERROR:case s.a.FRAG_LOAD_TIMEOUT:this.clearTimer()}},i.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},i.getNextABRAutoLevel=function(){var e=this.fragCurrent,t=this.partCurrent,r=this.hls,i=r.maxAutoLevel,n=r.config,a=r.minAutoLevel,s=r.media,l=t?t.duration:e?e.duration:0,d=s?s.currentTime:0,c=s&&0!==s.playbackRate?Math.abs(s.playbackRate):1,u=this.bwEstimator?this.bwEstimator.getEstimate():n.abrEwmaDefaultEstimate,h=(ne.bufferInfo(s,d,n.maxBufferHole).end-d)/c,f=this.findBestLevel(u,a,i,h,n.abrBandWidthFactor,n.abrBandWidthUpFactor);if(f>=0)return f;o.b.trace((h?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var p=l?Math.min(l,n.maxStarvationDelay):n.maxStarvationDelay,v=n.abrBandWidthFactor,g=n.abrBandWidthUpFactor;if(!h){var m=this.bitrateTestDelay;m&&(p=(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*p)+" ms"),v=g=1)}return f=this.findBestLevel(u,a,i,h+p,v,g),Math.max(f,0)},i.findBestLevel=function(e,t,r,i,n,a){for(var s,l=this.fragCurrent,d=this.partCurrent,c=this.lastLoadedFragLevel,u=this.hls.levels,h=u[c],f=!(null==h||null===(s=h.details)||void 0===s||!s.live),p=null==h?void 0:h.codecSet,v=d?d.duration:l?l.duration:0,g=r;g>=t;g--){var m=u[g];if(m&&(!p||m.codecSet===p)){var y,b=m.details,T=(d?null==b?void 0:b.partTarget:null==b?void 0:b.averagetargetduration)||v;y=g<=c?n*e:a*e;var S=u[g].maxBitrate,E=S*T/y;if(o.b.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+g+"/"+Math.round(y)+"/"+S+"/"+T+"/"+i+"/"+E),y>S&&(!E||f&&!this.bitrateTestDelay||E<i))return g}}return-1},t=e,(r=[{key:"nextAutoLevel",get:function(){var e=this._nextAutoLevel,t=this.bwEstimator;if(!(-1===e||t&&t.canEstimate()))return e;var r=this.getNextABRAutoLevel();return-1!==e&&(r=Math.min(e,r)),r},set:function(e){this._nextAutoLevel=e}}])&&Je(t.prototype,r),e}(),Ze=r(10),$e=r.n(Ze),et=function(){function e(e){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=e}var t=e.prototype;return t.append=function(e,t){var r=this.queues[t];r.push(e),1===r.length&&this.buffers[t]&&this.executeNext(t)},t.insertAbort=function(e,t){this.queues[t].unshift(e),this.executeNext(t)},t.appendBlocker=function(e){var t,r=new Promise((function(e){t=e})),i={execute:t,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(i,e),r},t.executeNext=function(e){var t=this.buffers,r=this.queues,i=t[e],n=r[e];if(n.length){var a=n[0];try{a.execute()}catch(t){o.b.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),a.onError(t),i&&i.updating||(n.shift(),this.executeNext(e))}}},t.shiftAndExecuteNext=function(e){this.queues[e].shift(),this.executeNext(e)},t.current=function(e){return this.queues[e][0]},e}(),tt=Ne(),rt=/([ha]vc.)(?:\.[^.,]+)+/,it=function(){function e(e){var t=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 e=t.hls,r=t.media,i=t.mediaSource;o.b.log("[buffer-controller]: Media source opened"),r&&(t.updateMediaElementDuration(),e.trigger(a.a.MEDIA_ATTACHED,{media:r})),i&&i.removeEventListener("sourceopen",t._onMediaSourceOpen),t.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=e,this._initSourceBuffer(),this.registerListeners()}var t=e.prototype;return t.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},t.destroy=function(){this.unregisterListeners(),this.details=null},t.registerListeners=function(){var e=this.hls;e.on(a.a.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(a.a.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(a.a.MANIFEST_PARSED,this.onManifestParsed,this),e.on(a.a.BUFFER_RESET,this.onBufferReset,this),e.on(a.a.BUFFER_APPENDING,this.onBufferAppending,this),e.on(a.a.BUFFER_CODECS,this.onBufferCodecs,this),e.on(a.a.BUFFER_EOS,this.onBufferEos,this),e.on(a.a.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(a.a.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(a.a.FRAG_PARSED,this.onFragParsed,this),e.on(a.a.FRAG_CHANGED,this.onFragChanged,this)},t.unregisterListeners=function(){var e=this.hls;e.off(a.a.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(a.a.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(a.a.MANIFEST_PARSED,this.onManifestParsed,this),e.off(a.a.BUFFER_RESET,this.onBufferReset,this),e.off(a.a.BUFFER_APPENDING,this.onBufferAppending,this),e.off(a.a.BUFFER_CODECS,this.onBufferCodecs,this),e.off(a.a.BUFFER_EOS,this.onBufferEos,this),e.off(a.a.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(a.a.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(a.a.FRAG_PARSED,this.onFragParsed,this),e.off(a.a.FRAG_CHANGED,this.onFragChanged,this)},t._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new et(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},t.onManifestParsed=function(e,t){var r=2;(t.audio&&!t.video||!t.altAudio)&&(r=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,this.details=null,o.b.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},t.onMediaAttaching=function(e,t){var r=this.media=t.media;if(r&&tt){var i=this.mediaSource=new tt;i.addEventListener("sourceopen",this._onMediaSourceOpen),i.addEventListener("sourceended",this._onMediaSourceEnded),i.addEventListener("sourceclose",this._onMediaSourceClose),r.src=self.URL.createObjectURL(i),this._objectUrl=r.src}},t.onMediaDetaching=function(){var e=this.media,t=this.mediaSource,r=this._objectUrl;if(t){if(o.b.log("[buffer-controller]: media source detaching"),"open"===t.readyState)try{t.endOfStream()}catch(e){o.b.warn("[buffer-controller]: onMediaDetaching: "+e.message+" while calling endOfStream")}this.onBufferReset(),t.removeEventListener("sourceopen",this._onMediaSourceOpen),t.removeEventListener("sourceended",this._onMediaSourceEnded),t.removeEventListener("sourceclose",this._onMediaSourceClose),e&&(r&&self.URL.revokeObjectURL(r),e.src===r?(e.removeAttribute("src"),e.load()):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)},t.onBufferReset=function(){var e=this;this.getSourceBufferTypes().forEach((function(t){var r=e.sourceBuffer[t];try{r&&(e.removeBufferListeners(t),e.mediaSource&&e.mediaSource.removeSourceBuffer(r),e.sourceBuffer[t]=void 0)}catch(e){o.b.warn("[buffer-controller]: Failed to reset the "+t+" buffer",e)}})),this._initSourceBuffer()},t.onBufferCodecs=function(e,t){var r=this,i=this.getSourceBufferTypes().length;Object.keys(t).forEach((function(e){if(i){var n=r.tracks[e];if(n&&"function"==typeof n.buffer.changeType){var a=t[e],s=a.codec,o=a.levelCodec,l=a.container;if((n.levelCodec||n.codec).replace(rt,"$1")!==(o||s).replace(rt,"$1")){var d=l+";codecs="+(o||s);r.appendChangeType(e,d)}}}else r.pendingTracks[e]=t[e]})),i||(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},t.appendChangeType=function(e,t){var r=this,i=this.operationQueue,n={execute:function(){var n=r.sourceBuffer[e];n&&(o.b.log("[buffer-controller]: changing "+e+" sourceBuffer type to "+t),n.changeType(t)),i.shiftAndExecuteNext(e)},onStart:function(){},onComplete:function(){},onError:function(t){o.b.warn("[buffer-controller]: Failed to change "+e+" SourceBuffer type",t)}};i.append(n,e)},t.onBufferAppending=function(e,t){var r=this,i=this.hls,n=this.operationQueue,l=this.tracks,d=t.data,c=t.type,u=t.frag,h=t.part,f=t.chunkMeta,p=f.buffering[c],v=self.performance.now();p.start=v;var g=u.stats.buffering,m=h?h.stats.buffering:null;0===g.start&&(g.start=v),m&&0===m.start&&(m.start=v);var y=l.audio,b="audio"===c&&1===f.id&&"audio/mpeg"===(null==y?void 0:y.container),T={execute:function(){if(p.executeStart=self.performance.now(),b){var e=r.sourceBuffer[c];if(e){var t=u.start-e.timestampOffset;Math.abs(t)>=.1&&(o.b.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+u.start+" (delta: "+t+") sn: "+u.sn+")"),e.timestampOffset=u.start)}}r.appendExecutor(d,c)},onStart:function(){},onComplete:function(){var e=self.performance.now();p.executeEnd=p.end=e,0===g.first&&(g.first=e),m&&0===m.first&&(m.first=e);var t=r.sourceBuffer,i={};for(var n in t)i[n]=ne.getBuffered(t[n]);r.appendError=0,r.hls.trigger(a.a.BUFFER_APPENDED,{type:c,frag:u,part:h,chunkMeta:f,parent:u.type,timeRanges:i})},onError:function(e){o.b.error("[buffer-controller]: Error encountered while trying to append to the "+c+" SourceBuffer",e);var t={type:s.b.MEDIA_ERROR,parent:u.type,details:s.a.BUFFER_APPEND_ERROR,err:e,fatal:!1};e.code===DOMException.QUOTA_EXCEEDED_ERR?t.details=s.a.BUFFER_FULL_ERROR:(r.appendError++,t.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"),t.fatal=!0)),i.trigger(a.a.ERROR,t)}};n.append(T,c)},t.onBufferFlushing=function(e,t){var r=this,i=this.operationQueue,n=function(e){return{execute:r.removeExecutor.bind(r,e,t.startOffset,t.endOffset),onStart:function(){},onComplete:function(){r.hls.trigger(a.a.BUFFER_FLUSHED,{type:e})},onError:function(t){o.b.warn("[buffer-controller]: Failed to remove from "+e+" SourceBuffer",t)}}};t.type?i.append(n(t.type),t.type):this.getSourceBufferTypes().forEach((function(e){i.append(n(e),e)}))},t.onFragParsed=function(e,t){var r=this,i=t.frag,n=t.part,s=[],l=n?n.elementaryStreams:i.elementaryStreams;l[d.a.AUDIOVIDEO]?s.push("audiovideo"):(l[d.a.AUDIO]&&s.push("audio"),l[d.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 e=self.performance.now();i.stats.buffering.end=e,n&&(n.stats.buffering.end=e);var t=n?n.stats:i.stats;r.hls.trigger(a.a.FRAG_BUFFERED,{frag:i,part:n,stats:t,id:i.type})}),s)},t.onFragChanged=function(e,t){this.flushBackBuffer()},t.onBufferEos=function(e,t){var r=this;this.getSourceBufferTypes().reduce((function(e,i){var n=r.sourceBuffer[i];return t.type&&t.type!==i||n&&!n.ended&&(n.ended=!0,o.b.log("[buffer-controller]: "+i+" sourceBuffer now EOS")),e&&!(n&&!n.ended)}),!0)&&this.blockBuffers((function(){var e=r.mediaSource;e&&"open"===e.readyState&&e.endOfStream()}))},t.onLevelUpdated=function(e,t){var r=t.details;r.fragments.length&&(this.details=r,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},t.flushBackBuffer=function(){var e=this.hls,t=this.details,r=this.media,i=this.sourceBuffer;if(r&&null!==t){var s=this.getSourceBufferTypes();if(s.length){var o=t.live&&null!==e.config.liveBackBufferLength?e.config.liveBackBufferLength:e.config.backBufferLength;if(Object(n.a)(o)&&!(o<0)){var l=r.currentTime,d=t.levelTargetDuration,c=Math.max(o,d),u=Math.floor(l/d)*d-c;s.forEach((function(r){var n=i[r];if(n){var s=ne.getBuffered(n);s.length>0&&u>s.start(0)&&(e.trigger(a.a.BACK_BUFFER_REACHED,{bufferEnd:u}),t.live&&e.trigger(a.a.LIVE_BACK_BUFFER_REACHED,{bufferEnd:u}),e.trigger(a.a.BUFFER_FLUSHING,{startOffset:0,endOffset:u,type:r}))}}))}}}},t.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var e=this.details,t=this.hls,r=this.media,i=this.mediaSource,a=e.fragments[0].start+e.totalduration,s=r.duration,l=Object(n.a)(i.duration)?i.duration:0;e.live&&t.config.liveDurationInfinity?(o.b.log("[buffer-controller]: Media Source duration is set to Infinity"),i.duration=1/0,this.updateSeekableRange(e)):(a>l&&a>s||!Object(n.a)(s))&&(o.b.log("[buffer-controller]: Updating Media Source duration to "+a.toFixed(3)),i.duration=a)}},t.updateSeekableRange=function(e){var t=this.mediaSource,r=e.fragments;if(r.length&&e.live&&null!=t&&t.setLiveSeekableRange){var i=Math.max(0,r[0].start),n=Math.max(i,i+e.totalduration);t.setLiveSeekableRange(i,n)}},t.checkPendingTracks=function(){var e=this.bufferCodecEventsExpected,t=this.operationQueue,r=this.pendingTracks,i=Object.keys(r).length;if(i&&!e||2===i){this.createSourceBuffers(r),this.pendingTracks={};var n=this.getSourceBufferTypes();if(0===n.length)return void this.hls.trigger(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(e){t.executeNext(e)}))}},t.createSourceBuffers=function(e){var t=this.sourceBuffer,r=this.mediaSource;if(!r)throw Error("createSourceBuffers called when mediaSource was null");var i=0;for(var n in e)if(!t[n]){var l=e[n];if(!l)throw Error("source buffer exists for track "+n+", however track does not");var d=l.levelCodec||l.codec,c=l.container+";codecs="+d;o.b.log("[buffer-controller]: creating sourceBuffer("+c+")");try{var u=t[n]=r.addSourceBuffer(c),h=n;this.addBufferListener(h,"updatestart",this._onSBUpdateStart),this.addBufferListener(h,"updateend",this._onSBUpdateEnd),this.addBufferListener(h,"error",this._onSBUpdateError),this.tracks[n]={buffer:u,codec:d,container:l.container,levelCodec:l.levelCodec,id:l.id},i++}catch(e){o.b.error("[buffer-controller]: error while trying to add sourceBuffer: "+e.message),this.hls.trigger(a.a.ERROR,{type:s.b.MEDIA_ERROR,details:s.a.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:e,mimeType:c})}}i&&this.hls.trigger(a.a.BUFFER_CREATED,{tracks:this.tracks})},t._onSBUpdateStart=function(e){this.operationQueue.current(e).onStart()},t._onSBUpdateEnd=function(e){var t=this.operationQueue;t.current(e).onComplete(),t.shiftAndExecuteNext(e)},t._onSBUpdateError=function(e,t){o.b.error("[buffer-controller]: "+e+" SourceBuffer error",t),this.hls.trigger(a.a.ERROR,{type:s.b.MEDIA_ERROR,details:s.a.BUFFER_APPENDING_ERROR,fatal:!1});var r=this.operationQueue.current(e);r&&r.onError(t)},t.removeExecutor=function(e,t,r){var i=this.media,a=this.mediaSource,s=this.operationQueue,l=this.sourceBuffer[e];if(!i||!a||!l)return o.b.warn("[buffer-controller]: Attempting to remove from the "+e+" SourceBuffer, but it does not exist"),void s.shiftAndExecuteNext(e);var d=Object(n.a)(i.duration)?i.duration:1/0,c=Object(n.a)(a.duration)?a.duration:1/0,u=Math.max(0,t),h=Math.min(r,d,c);h>u?(o.b.log("[buffer-controller]: Removing ["+u+","+h+"] from the "+e+" SourceBuffer"),l.remove(u,h)):s.shiftAndExecuteNext(e)},t.appendExecutor=function(e,t){var r=this.operationQueue,i=this.sourceBuffer[t];if(!i)return o.b.warn("[buffer-controller]: Attempting to append to the "+t+" SourceBuffer, but it does not exist"),void r.shiftAndExecuteNext(t);i.ended=!1,i.appendBuffer(e)},t.blockBuffers=function(e,t){var r=this;if(void 0===t&&(t=this.getSourceBufferTypes()),!t.length)return o.b.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve(e);var i=this.operationQueue,n=t.map((function(e){return i.appendBlocker(e)}));Promise.all(n).then((function(){e(),t.forEach((function(e){var t=r.sourceBuffer[e];t&&t.updating||i.shiftAndExecuteNext(e)}))}))},t.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},t.addBufferListener=function(e,t,r){var i=this.sourceBuffer[e];if(i){var n=r.bind(this,e);this.listeners[e].push({event:t,listener:n}),i.addEventListener(t,n)}},t.removeBufferListeners=function(e){var t=this.sourceBuffer[e];t&&this.listeners[e].forEach((function(e){t.removeEventListener(e.event,e.listener)}))},e}();function nt(e,t){for(var r=0;r<t.length;r++){var i=t[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}var at=function(){function e(e){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=e,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var t,r,i,n=e.prototype;return n.setStreamController=function(e){this.streamController=e},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 e=this.hls;e.on(a.a.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),e.on(a.a.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(a.a.MANIFEST_PARSED,this.onManifestParsed,this),e.on(a.a.BUFFER_CODECS,this.onBufferCodecs,this),e.on(a.a.MEDIA_DETACHING,this.onMediaDetaching,this)},n.unregisterListener=function(){var e=this.hls;e.off(a.a.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),e.off(a.a.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(a.a.MANIFEST_PARSED,this.onManifestParsed,this),e.off(a.a.BUFFER_CODECS,this.onBufferCodecs,this),e.off(a.a.MEDIA_DETACHING,this.onMediaDetaching,this)},n.onFpsDropLevelCapping=function(t,r){e.isLevelAllowed(r.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(r.droppedLevel)},n.onMediaAttaching=function(e,t){this.media=t.media instanceof HTMLVideoElement?t.media:null},n.onManifestParsed=function(e,t){var r=this.hls;this.restrictedLevels=[],this.firstLevel=t.firstLevel,r.config.capLevelToPlayerSize&&t.video&&this.startCapping()},n.onBufferCodecs=function(e,t){this.hls.config.capLevelToPlayerSize&&t.video&&this.startCapping()},n.onMediaDetaching=function(){this.stopCapping()},n.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var e=this.hls.levels;if(e.length){var t=this.hls;t.autoLevelCapping=this.getMaxLevel(e.length-1),t.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=t.autoLevelCapping}}},n.getMaxLevel=function(t){var r=this,i=this.hls.levels;if(!i.length)return-1;var n=i.filter((function(i,n){return e.isLevelAllowed(n,r.restrictedLevels)&&n<=t}));return this.clientRect=null,e.getMaxLevelByMediaSize(n,this.mediaWidth,this.mediaHeight)},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 e=this.media,t={width:0,height:0};if(e){var r=e.getBoundingClientRect();t.width=r.width,t.height=r.height,t.width||t.height||(t.width=r.right-r.left||e.width||0,t.height=r.bottom-r.top||e.height||0)}return this.clientRect=t,t},e.isLevelAllowed=function(e,t){return void 0===t&&(t=[]),-1===t.indexOf(e)},e.getMaxLevelByMediaSize=function(e,t,r){if(!e||!e.length)return-1;for(var i,n,a=e.length-1,s=0;s<e.length;s+=1){var o=e[s];if((o.width>=t||o.height>=r)&&(i=o,!(n=e[s+1])||i.width!==n.width||i.height!==n.height)){a=s;break}}return a},t=e,i=[{key:"contentScaleFactor",get:function(){var e=1;try{e=self.devicePixelRatio}catch(e){}return e}}],(r=[{key:"mediaWidth",get:function(){return this.getDimensions().width*e.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*e.contentScaleFactor}}])&&nt(t.prototype,r),i&&nt(t,i),e}(),st=function(){function e(e){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=e,this.registerListeners()}var t=e.prototype;return t.setStreamController=function(e){this.streamController=e},t.registerListeners=function(){this.hls.on(a.a.MEDIA_ATTACHING,this.onMediaAttaching,this)},t.unregisterListeners=function(){this.hls.off(a.a.MEDIA_ATTACHING,this.onMediaAttaching)},t.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},t.onMediaAttaching=function(e,t){var r=this.hls.config;if(r.capLevelOnFPSDrop){var i=t.media instanceof self.HTMLVideoElement?t.media:null;this.media=i,i&&"function"==typeof i.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),r.fpsDroppedMonitoringPeriod)}},t.checkFPS=function(e,t,r){var i=performance.now();if(t){if(this.lastTime){var n=i-this.lastTime,s=r-this.lastDroppedFrames,l=t-this.lastDecodedFrames,d=1e3*s/n,c=this.hls;if(c.trigger(a.a.FPS_DROP,{currentDropped:s,currentDecoded:l,totalDroppedFrames:r}),d>0&&s>c.config.fpsDroppedMonitoringThreshold*l){var u=c.currentLevel;o.b.warn("drop FPS ratio greater than max allowed value for currentLevel: "+u),u>0&&(-1===c.autoLevelCapping||c.autoLevelCapping>=u)&&(u-=1,c.trigger(a.a.FPS_DROP_LEVEL_CAPPING,{level:u,droppedLevel:c.currentLevel}),c.autoLevelCapping=u,this.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=t}},t.checkFPSInterval=function(){var e=this.media;if(e)if(this.isVideoPlaybackQualityAvailable){var t=e.getVideoPlaybackQuality();this.checkFPS(e,t.totalVideoFrames,t.droppedVideoFrames)}else this.checkFPS(e,e.webkitDecodedFrameCount,e.webkitDroppedFrameCount)},e}(),ot=r(12),lt=/^age:\s*[\d.]+\s*$/m,dt=function(){function e(e){this.xhrSetup=void 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once.");this.stats.loading.start=self.performance.now(),this.context=e,this.config=t,this.callbacks=r,this.retryDelay=t.retryDelay,this.loadInternal()},t.loadInternal=function(){var e=this.config,t=this.context;if(e){var r=this.loader=new self.XMLHttpRequest,i=this.stats;i.loading.first=0,i.loaded=0;var n=this.xhrSetup;try{if(n)try{n(r,t.url)}catch(e){r.open("GET",t.url,!0),n(r,t.url)}r.readyState||r.open("GET",t.url,!0);var a=this.context.headers;if(a)for(var s in a)r.setRequestHeader(s,a[s])}catch(e){return void this.callbacks.onError({code:r.status,text:e.message},t,r)}t.rangeEnd&&r.setRequestHeader("Range","bytes="+t.rangeStart+"-"+(t.rangeEnd-1)),r.onreadystatechange=this.readystatechange.bind(this),r.onprogress=this.loadprogress.bind(this),r.responseType=t.responseType,self.clearTimeout(this.requestTimeout),this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),e.timeout),r.send()}},t.readystatechange=function(){var e=this.context,t=this.loader,r=this.stats;if(e&&t){var i=t.readyState,n=this.config;if(!r.aborted&&i>=2)if(self.clearTimeout(this.requestTimeout),0===r.loading.first&&(r.loading.first=Math.max(self.performance.now(),r.loading.start)),4===i){t.onreadystatechange=null,t.onprogress=null;var a=t.status;if(a>=200&&a<300){var s,l;if(r.loading.end=Math.max(self.performance.now(),r.loading.first),l="arraybuffer"===e.responseType?(s=t.response).byteLength:(s=t.responseText).length,r.loaded=r.total=l,!this.callbacks)return;var d=this.callbacks.onProgress;if(d&&d(r,e,s,t),!this.callbacks)return;var c={url:t.responseURL,data:s};this.callbacks.onSuccess(c,r,e,t)}else r.retry>=n.maxRetry||a>=400&&a<499?(o.b.error(a+" while loading "+e.url),this.callbacks.onError({code:a,text:t.statusText},e,t)):(o.b.warn(a+" while loading "+e.url+", retrying in 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i=this,a=this.stats;if(a.loading.start)throw new Error("Loader can only be used once.");a.loading.start=self.performance.now();var s=function(e,t){var r={method:"GET",mode:"cors",credentials:"same-origin",signal:t,headers:new self.Headers(gt({},e.headers))};return e.rangeEnd&&r.headers.set("Range","bytes="+e.rangeStart+"-"+String(e.rangeEnd-1)),r}(e,this.controller.signal),o=r.onProgress,l="arraybuffer"===e.responseType,d=l?"byteLength":"length";this.context=e,this.config=t,this.callbacks=r,this.request=this.fetchSetup(e,s),self.clearTimeout(this.requestTimeout),this.requestTimeout=self.setTimeout((function(){i.abortInternal(),r.onTimeout(a,e,i.response)}),t.timeout),self.fetch(this.request).then((function(r){if(i.response=i.loader=r,!r.ok){var s=r.status,d=r.statusText;throw new Tt(d||"fetch, bad network response",s,r)}return 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0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:Qe,bufferController:it,capLevelController:at,fpsController:st,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystemOptions:{},requestMediaKeySystemAccessFunc:Et,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0},{cueHandler:$e.a,enableCEA708Captions:!1,enableWebVTT:!1,enableIMSC1:!1,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown 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r=this.config=function(e,t){if((t.liveSyncDurationCount||t.liveMaxLatencyDurationCount)&&(t.liveSyncDuration||t.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(void 0!==t.liveMaxLatencyDurationCount&&(void 0===t.liveSyncDurationCount||t.liveMaxLatencyDurationCount<=t.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(void 0!==t.liveMaxLatencyDuration&&(void 0===t.liveSyncDuration||t.liveMaxLatencyDuration<=t.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return Rt({},e,t)}(e.DefaultConfig,t);this.userConfig=t,Object(o.a)(r.debug),this._autoLevelCapping=-1,r.progressive&&function(e){var t=e.loader;t!==St&&t!==dt?(o.b.log("[config]: Custom loader detected, cannot enable progressive streaming"),e.progressive=!1):function(){if(self.fetch&&self.AbortController&&self.ReadableStream&&self.Request)try{return new self.ReadableStream({}),!0}catch(e){}return!1}()&&(e.loader=St,e.progressive=!0,e.enableSoftwareAES=!0,o.b.log("[config]: Progressive streaming enabled, using FetchLoader"))}(r);var i=r.abrController,n=r.bufferController,a=r.capLevelController,s=r.fpsController,l=this.abrController=new i(this),d=this.bufferController=new n(this),c=this.capLevelController=new a(this),u=new s(this),h=new _(this),f=new w(this),p=new O(this),v=this.levelController=new Z(this),g=new $(this),m=this.streamController=new Ye(this,g);c.setStreamController(m),u.setStreamController(m);var y=[v,m];this.networkControllers=y;var b=[h,f,l,d,c,u,p,g];this.audioTrackController=this.createController(r.audioTrackController,null,y),this.createController(r.audioStreamController,g,y),this.subtitleTrackController=this.createController(r.subtitleTrackController,null,y),this.createController(r.subtitleStreamController,g,y),this.createController(r.timelineController,null,b),this.emeController=this.createController(r.emeController,null,b),this.cmcdController=this.createController(r.cmcdController,null,b),this.latencyController=this.createController(F,null,b),this.coreComponents=b}e.isSupported=function(){return function(){var e=Ne();if(!e)return!1;var t=Be(),r=e&&"function"==typeof e.isTypeSupported&&e.isTypeSupported('video/mp4; codecs="avc1.42E01E,mp4a.40.2"'),i=!t||t.prototype&&"function"==typeof t.prototype.appendBuffer&&"function"==typeof t.prototype.remove;return!!r&&!!i}()};var t,r,n,l=e.prototype;return l.createController=function(e,t,r){if(e){var i=t?new e(this,t):new e(this);return r&&r.push(i),i}return null},l.on=function(e,t,r){void 0===r&&(r=this),this._emitter.on(e,t,r)},l.once=function(e,t,r){void 0===r&&(r=this),this._emitter.once(e,t,r)},l.removeAllListeners=function(e){this._emitter.removeAllListeners(e)},l.off=function(e,t,r,i){void 0===r&&(r=this),this._emitter.off(e,t,r,i)},l.listeners=function(e){return this._emitter.listeners(e)},l.emit=function(e,t,r){return this._emitter.emit(e,t,r)},l.trigger=function(e,t){if(this.config.debug)return this.emit(e,e,t);try{return this.emit(e,e,t)}catch(t){o.b.error("An internal error happened while handling event "+e+'. Error message: "'+t.message+'". Here is a stacktrace:',t),this.trigger(a.a.ERROR,{type:s.b.OTHER_ERROR,details:s.a.INTERNAL_EXCEPTION,fatal:!1,event:e,error:t})}return!1},l.listenerCount=function(e){return this._emitter.listenerCount(e)},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(e){return e.destroy()})),this.networkControllers.length=0,this.coreComponents.forEach((function(e){return e.destroy()})),this.coreComponents.length=0},l.attachMedia=function(e){o.b.log("attachMedia"),this._media=e,this.trigger(a.a.MEDIA_ATTACHING,{media:e})},l.detachMedia=function(){o.b.log("detachMedia"),this.trigger(a.a.MEDIA_DETACHING,void 0),this._media=null},l.loadSource=function(e){this.stopLoad();var t=this.media,r=this.url,n=this.url=i.buildAbsoluteURL(self.location.href,e,{alwaysNormalize:!0});o.b.log("loadSource:"+n),t&&r&&r!==n&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(t)),this.trigger(a.a.MANIFEST_LOADING,{url:e})},l.startLoad=function(e){void 0===e&&(e=-1),o.b.log("startLoad("+e+")"),this.networkControllers.forEach((function(t){t.startLoad(e)}))},l.stopLoad=function(){o.b.log("stopLoad"),this.networkControllers.forEach((function(e){e.stopLoad()}))},l.swapAudioCodec=function(){o.b.log("swapAudioCodec"),this.streamController.swapAudioCodec()},l.recoverMediaError=function(){o.b.log("recoverMediaError");var e=this._media;this.detachMedia(),e&&this.attachMedia(e)},l.removeLevel=function(e,t){void 0===t&&(t=0),this.levelController.removeLevel(e,t)},t=e,n=[{key:"version",get:function(){return"1.1.5"}},{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 e.defaultConfig?e.defaultConfig:kt},set:function(t){e.defaultConfig=t}}],(r=[{key:"levels",get:function(){return this.levelController.levels||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(e){o.b.log("set currentLevel:"+e),this.loadLevel=e,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(e){o.b.log("set nextLevel:"+e),this.levelController.manualLevel=e,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(e){o.b.log("set loadLevel:"+e),this.levelController.manualLevel=e}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(e){this.levelController.nextLoadLevel=e}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(e){o.b.log("set firstLevel:"+e),this.levelController.firstLevel=e}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(e){o.b.log("set startLevel:"+e),-1!==e&&(e=Math.max(e,this.minAutoLevel)),this.levelController.startLevel=e}},{key:"capLevelToPlayerSize",get:function(){return this.config.capLevelToPlayerSize},set:function(e){var t=!!e;t!==this.config.capLevelToPlayerSize&&(t?this.capLevelController.startCapping():(this.capLevelController.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=t)}},{key:"autoLevelCapping",get:function(){return this._autoLevelCapping},set:function(e){this._autoLevelCapping!==e&&(o.b.log("set autoLevelCapping:"+e),this._autoLevelCapping=e)}},{key:"bandwidthEstimate",get:function(){var e=this.abrController.bwEstimator;return e?e.getEstimate():NaN}},{key:"autoLevelEnabled",get:function(){return-1===this.levelController.manualLevel}},{key:"manualLevel",get:function(){return this.levelController.manualLevel}},{key:"minAutoLevel",get:function(){var e=this.levels,t=this.config.minAutoBitrate;if(!e)return 0;for(var r=e.length,i=0;i<r;i++)if(e[i].maxBitrate>t)return i;return 0}},{key:"maxAutoLevel",get:function(){var e=this.levels,t=this.autoLevelCapping;return-1===t&&e&&e.length?e.length-1:t}},{key:"nextAutoLevel",get:function(){return Math.min(Math.max(this.abrController.nextAutoLevel,this.minAutoLevel),this.maxAutoLevel)},set:function(e){this.abrController.nextAutoLevel=Math.max(this.minAutoLevel,e)}},{key:"audioTracks",get:function(){var e=this.audioTrackController;return e?e.audioTracks:[]}},{key:"audioTrack",get:function(){var e=this.audioTrackController;return e?e.audioTrack:-1},set:function(e){var t=this.audioTrackController;t&&(t.audioTrack=e)}},{key:"subtitleTracks",get:function(){var e=this.subtitleTrackController;return e?e.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var e=this.subtitleTrackController;return e?e.subtitleTrack:-1},set:function(e){var t=this.subtitleTrackController;t&&(t.subtitleTrack=e)}},{key:"media",get:function(){return this._media}},{key:"subtitleDisplay",get:function(){var e=this.subtitleTrackController;return!!e&&e.subtitleDisplay},set:function(e){var t=this.subtitleTrackController;t&&(t.subtitleDisplay=e)}},{key:"lowLatencyMode",get:function(){return this.config.lowLatencyMode},set:function(e){this.config.lowLatencyMode=e}},{key:"liveSyncPosition",get:function(){return this.latencyController.liveSyncPosition}},{key:"latency",get:function(){return this.latencyController.latency}},{key:"maxLatency",get:function(){return this.latencyController.maxLatency}},{key:"targetLatency",get:function(){return this.latencyController.targetLatency}},{key:"drift",get:function(){return this.latencyController.drift}},{key:"forceStartLoad",get:function(){return this.streamController.forceStartLoad}}])&&Dt(t.prototype,r),n&&Dt(t,n),e}();_t.defaultConfig=void 0}]).default)},617:e=>{"use strict";const t={generateIdentifier:function(){return Math.random().toString(36).substr(2,10)}};t.localCName=t.generateIdentifier(),t.splitLines=function(e){return e.trim().split("\n").map((e=>e.trim()))},t.splitSections=function(e){return e.split("\nm=").map(((e,t)=>(t>0?"m="+e:e).trim()+"\r\n"))},t.getDescription=function(e){const r=t.splitSections(e);return r&&r[0]},t.getMediaSections=function(e){const r=t.splitSections(e);return r.shift(),r},t.matchPrefix=function(e,r){return t.splitLines(e).filter((e=>0===e.indexOf(r)))},t.parseCandidate=function(e){let t;t=0===e.indexOf("a=candidate:")?e.substring(12).split(" "):e.substring(10).split(" ");const r={foundation:t[0],component:{1:"rtp",2:"rtcp"}[t[1]]||t[1],protocol:t[2].toLowerCase(),priority:parseInt(t[3],10),ip:t[4],address:t[4],port:parseInt(t[5],10),type:t[7]};for(let e=8;e<t.length;e+=2)switch(t[e]){case"raddr":r.relatedAddress=t[e+1];break;case"rport":r.relatedPort=parseInt(t[e+1],10);break;case"tcptype":r.tcpType=t[e+1];break;case"ufrag":r.ufrag=t[e+1],r.usernameFragment=t[e+1];break;default:void 0===r[t[e]]&&(r[t[e]]=t[e+1])}return r},t.writeCandidate=function(e){const t=[];t.push(e.foundation);const r=e.component;"rtp"===r?t.push(1):"rtcp"===r?t.push(2):t.push(r),t.push(e.protocol.toUpperCase()),t.push(e.priority),t.push(e.address||e.ip),t.push(e.port);const i=e.type;return t.push("typ"),t.push(i),"host"!==i&&e.relatedAddress&&e.relatedPort&&(t.push("raddr"),t.push(e.relatedAddress),t.push("rport"),t.push(e.relatedPort)),e.tcpType&&"tcp"===e.protocol.toLowerCase()&&(t.push("tcptype"),t.push(e.tcpType)),(e.usernameFragment||e.ufrag)&&(t.push("ufrag"),t.push(e.usernameFragment||e.ufrag)),"candidate:"+t.join(" ")},t.parseIceOptions=function(e){return e.substr(14).split(" ")},t.parseRtpMap=function(e){let t=e.substr(9).split(" ");const r={payloadType:parseInt(t.shift(),10)};return t=t[0].split("/"),r.name=t[0],r.clockRate=parseInt(t[1],10),r.channels=3===t.length?parseInt(t[2],10):1,r.numChannels=r.channels,r},t.writeRtpMap=function(e){let t=e.payloadType;void 0!==e.preferredPayloadType&&(t=e.preferredPayloadType);const r=e.channels||e.numChannels||1;return"a=rtpmap:"+t+" "+e.name+"/"+e.clockRate+(1!==r?"/"+r:"")+"\r\n"},t.parseExtmap=function(e){const t=e.substr(9).split(" ");return{id:parseInt(t[0],10),direction:t[0].indexOf("/")>0?t[0].split("/")[1]:"sendrecv",uri:t[1]}},t.writeExtmap=function(e){return"a=extmap:"+(e.id||e.preferredId)+(e.direction&&"sendrecv"!==e.direction?"/"+e.direction:"")+" "+e.uri+"\r\n"},t.parseFmtp=function(e){const t={};let r;const i=e.substr(e.indexOf(" ")+1).split(";");for(let e=0;e<i.length;e++)r=i[e].trim().split("="),t[r[0].trim()]=r[1];return t},t.writeFmtp=function(e){let t="",r=e.payloadType;if(void 0!==e.preferredPayloadType&&(r=e.preferredPayloadType),e.parameters&&Object.keys(e.parameters).length){const i=[];Object.keys(e.parameters).forEach((t=>{void 0!==e.parameters[t]?i.push(t+"="+e.parameters[t]):i.push(t)})),t+="a=fmtp:"+r+" "+i.join(";")+"\r\n"}return t},t.parseRtcpFb=function(e){const t=e.substr(e.indexOf(" ")+1).split(" ");return{type:t.shift(),parameter:t.join(" ")}},t.writeRtcpFb=function(e){let t="",r=e.payloadType;return void 0!==e.preferredPayloadType&&(r=e.preferredPayloadType),e.rtcpFeedback&&e.rtcpFeedback.length&&e.rtcpFeedback.forEach((e=>{t+="a=rtcp-fb:"+r+" "+e.type+(e.parameter&&e.parameter.length?" "+e.parameter:"")+"\r\n"})),t},t.parseSsrcMedia=function(e){const t=e.indexOf(" "),r={ssrc:parseInt(e.substr(7,t-7),10)},i=e.indexOf(":",t);return i>-1?(r.attribute=e.substr(t+1,i-t-1),r.value=e.substr(i+1)):r.attribute=e.substr(t+1),r},t.parseSsrcGroup=function(e){const t=e.substr(13).split(" ");return{semantics:t.shift(),ssrcs:t.map((e=>parseInt(e,10)))}},t.getMid=function(e){const r=t.matchPrefix(e,"a=mid:")[0];if(r)return r.substr(6)},t.parseFingerprint=function(e){const t=e.substr(14).split(" ");return{algorithm:t[0].toLowerCase(),value:t[1].toUpperCase()}},t.getDtlsParameters=function(e,r){return{role:"auto",fingerprints:t.matchPrefix(e+r,"a=fingerprint:").map(t.parseFingerprint)}},t.writeDtlsParameters=function(e,t){let r="a=setup:"+t+"\r\n";return e.fingerprints.forEach((e=>{r+="a=fingerprint:"+e.algorithm+" "+e.value+"\r\n"})),r},t.parseCryptoLine=function(e){const t=e.substr(9).split(" ");return{tag:parseInt(t[0],10),cryptoSuite:t[1],keyParams:t[2],sessionParams:t.slice(3)}},t.writeCryptoLine=function(e){return"a=crypto:"+e.tag+" "+e.cryptoSuite+" "+("object"==typeof e.keyParams?t.writeCryptoKeyParams(e.keyParams):e.keyParams)+(e.sessionParams?" "+e.sessionParams.join(" "):"")+"\r\n"},t.parseCryptoKeyParams=function(e){if(0!==e.indexOf("inline:"))return null;const t=e.substr(7).split("|");return{keyMethod:"inline",keySalt:t[0],lifeTime:t[1],mkiValue:t[2]?t[2].split(":")[0]:void 0,mkiLength:t[2]?t[2].split(":")[1]:void 0}},t.writeCryptoKeyParams=function(e){return e.keyMethod+":"+e.keySalt+(e.lifeTime?"|"+e.lifeTime:"")+(e.mkiValue&&e.mkiLength?"|"+e.mkiValue+":"+e.mkiLength:"")},t.getCryptoParameters=function(e,r){return t.matchPrefix(e+r,"a=crypto:").map(t.parseCryptoLine)},t.getIceParameters=function(e,r){const i=t.matchPrefix(e+r,"a=ice-ufrag:")[0],n=t.matchPrefix(e+r,"a=ice-pwd:")[0];return i&&n?{usernameFragment:i.substr(12),password:n.substr(10)}:null},t.writeIceParameters=function(e){let t="a=ice-ufrag:"+e.usernameFragment+"\r\na=ice-pwd:"+e.password+"\r\n";return e.iceLite&&(t+="a=ice-lite\r\n"),t},t.parseRtpParameters=function(e){const r={codecs:[],headerExtensions:[],fecMechanisms:[],rtcp:[]},i=t.splitLines(e)[0].split(" ");for(let n=3;n<i.length;n++){const a=i[n],s=t.matchPrefix(e,"a=rtpmap:"+a+" ")[0];if(s){const i=t.parseRtpMap(s),n=t.matchPrefix(e,"a=fmtp:"+a+" ");switch(i.parameters=n.length?t.parseFmtp(n[0]):{},i.rtcpFeedback=t.matchPrefix(e,"a=rtcp-fb:"+a+" ").map(t.parseRtcpFb),r.codecs.push(i),i.name.toUpperCase()){case"RED":case"ULPFEC":r.fecMechanisms.push(i.name.toUpperCase())}}}return t.matchPrefix(e,"a=extmap:").forEach((e=>{r.headerExtensions.push(t.parseExtmap(e))})),r},t.writeRtpDescription=function(e,r){let i="";i+="m="+e+" ",i+=r.codecs.length>0?"9":"0",i+=" UDP/TLS/RTP/SAVPF ",i+=r.codecs.map((e=>void 0!==e.preferredPayloadType?e.preferredPayloadType:e.payloadType)).join(" ")+"\r\n",i+="c=IN IP4 0.0.0.0\r\n",i+="a=rtcp:9 IN IP4 0.0.0.0\r\n",r.codecs.forEach((e=>{i+=t.writeRtpMap(e),i+=t.writeFmtp(e),i+=t.writeRtcpFb(e)}));let n=0;return r.codecs.forEach((e=>{e.maxptime>n&&(n=e.maxptime)})),n>0&&(i+="a=maxptime:"+n+"\r\n"),r.headerExtensions&&r.headerExtensions.forEach((e=>{i+=t.writeExtmap(e)})),i},t.parseRtpEncodingParameters=function(e){const r=[],i=t.parseRtpParameters(e),n=-1!==i.fecMechanisms.indexOf("RED"),a=-1!==i.fecMechanisms.indexOf("ULPFEC"),s=t.matchPrefix(e,"a=ssrc:").map((e=>t.parseSsrcMedia(e))).filter((e=>"cname"===e.attribute)),o=s.length>0&&s[0].ssrc;let l;const d=t.matchPrefix(e,"a=ssrc-group:FID").map((e=>e.substr(17).split(" ").map((e=>parseInt(e,10)))));d.length>0&&d[0].length>1&&d[0][0]===o&&(l=d[0][1]),i.codecs.forEach((e=>{if("RTX"===e.name.toUpperCase()&&e.parameters.apt){let t={ssrc:o,codecPayloadType:parseInt(e.parameters.apt,10)};o&&l&&(t.rtx={ssrc:l}),r.push(t),n&&(t=JSON.parse(JSON.stringify(t)),t.fec={ssrc:o,mechanism:a?"red+ulpfec":"red"},r.push(t))}})),0===r.length&&o&&r.push({ssrc:o});let c=t.matchPrefix(e,"b=");return 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e&&e.RTCPeerConnection&&e.RTCRtpSender&&e.RTCRtpReceiver))return;if(!("getStats"in e.RTCRtpSender.prototype)){const t=e.RTCPeerConnection.prototype.getSenders;t&&(e.RTCPeerConnection.prototype.getSenders=function(){const e=t.apply(this,[]);return e.forEach((e=>e._pc=this)),e});const r=e.RTCPeerConnection.prototype.addTrack;r&&(e.RTCPeerConnection.prototype.addTrack=function(){const e=r.apply(this,arguments);return e._pc=this,e}),e.RTCRtpSender.prototype.getStats=function(){const e=this;return this._pc.getStats().then((t=>y(t,e.track,!0)))}}if(!("getStats"in e.RTCRtpReceiver.prototype)){const t=e.RTCPeerConnection.prototype.getReceivers;t&&(e.RTCPeerConnection.prototype.getReceivers=function(){const e=t.apply(this,[]);return e.forEach((e=>e._pc=this)),e}),d(e,"track",(e=>(e.receiver._pc=e.srcElement,e))),e.RTCRtpReceiver.prototype.getStats=function(){const e=this;return this._pc.getStats().then((t=>y(t,e.track,!1)))}}if(!("getStats"in e.RTCRtpSender.prototype)||!("getStats"in e.RTCRtpReceiver.prototype))return;const t=e.RTCPeerConnection.prototype.getStats;e.RTCPeerConnection.prototype.getStats=function(){if(arguments.length>0&&arguments[0]instanceof e.MediaStreamTrack){const e=arguments[0];let t,r,i;return this.getSenders().forEach((r=>{r.track===e&&(t?i=!0:t=r)})),this.getReceivers().forEach((t=>(t.track===e&&(r?i=!0:r=t),t.track===e))),i||t&&r?Promise.reject(new DOMException("There are more than one sender or receiver for the track.","InvalidAccessError")):t?t.getStats():r?r.getStats():Promise.reject(new DOMException("There is no sender or receiver for the track.","InvalidAccessError"))}return t.apply(this,arguments)}}function k(e){e.RTCPeerConnection.prototype.getLocalStreams=function(){return this._shimmedLocalStreams=this._shimmedLocalStreams||{},Object.keys(this._shimmedLocalStreams).map((e=>this._shimmedLocalStreams[e][0]))};const t=e.RTCPeerConnection.prototype.addTrack;e.RTCPeerConnection.prototype.addTrack=function(e,r){if(!r)return t.apply(this,arguments);this._shimmedLocalStreams=this._shimmedLocalStreams||{};const i=t.apply(this,arguments);return this._shimmedLocalStreams[r.id]?-1===this._shimmedLocalStreams[r.id].indexOf(i)&&this._shimmedLocalStreams[r.id].push(i):this._shimmedLocalStreams[r.id]=[r,i],i};const r=e.RTCPeerConnection.prototype.addStream;e.RTCPeerConnection.prototype.addStream=function(e){this._shimmedLocalStreams=this._shimmedLocalStreams||{},e.getTracks().forEach((e=>{if(this.getSenders().find((t=>t.track===e)))throw new DOMException("Track already exists.","InvalidAccessError")}));const t=this.getSenders();r.apply(this,arguments);const i=this.getSenders().filter((e=>-1===t.indexOf(e)));this._shimmedLocalStreams[e.id]=[e].concat(i)};const i=e.RTCPeerConnection.prototype.removeStream;e.RTCPeerConnection.prototype.removeStream=function(e){return this._shimmedLocalStreams=this._shimmedLocalStreams||{},delete this._shimmedLocalStreams[e.id],i.apply(this,arguments)};const n=e.RTCPeerConnection.prototype.removeTrack;e.RTCPeerConnection.prototype.removeTrack=function(e){return this._shimmedLocalStreams=this._shimmedLocalStreams||{},e&&Object.keys(this._shimmedLocalStreams).forEach((t=>{const r=this._shimmedLocalStreams[t].indexOf(e);-1!==r&&this._shimmedLocalStreams[t].splice(r,1),1===this._shimmedLocalStreams[t].length&&delete this._shimmedLocalStreams[t]})),n.apply(this,arguments)}}function D(e,t){if(!e.RTCPeerConnection)return;if(e.RTCPeerConnection.prototype.addTrack&&t.version>=65)return k(e);const r=e.RTCPeerConnection.prototype.getLocalStreams;e.RTCPeerConnection.prototype.getLocalStreams=function(){const e=r.apply(this);return this._reverseStreams=this._reverseStreams||{},e.map((e=>this._reverseStreams[e.id]))};const i=e.RTCPeerConnection.prototype.addStream;e.RTCPeerConnection.prototype.addStream=function(t){if(this._streams=this._streams||{},this._reverseStreams=this._reverseStreams||{},t.getTracks().forEach((e=>{if(this.getSenders().find((t=>t.track===e)))throw new DOMException("Track already exists.","InvalidAccessError")})),!this._reverseStreams[t.id]){const r=new e.MediaStream(t.getTracks());this._streams[t.id]=r,this._reverseStreams[r.id]=t,t=r}i.apply(this,[t])};const n=e.RTCPeerConnection.prototype.removeStream;function a(e,t){let r=t.sdp;return Object.keys(e._reverseStreams||[]).forEach((t=>{const i=e._reverseStreams[t],n=e._streams[i.id];r=r.replace(new RegExp(n.id,"g"),i.id)})),new RTCSessionDescription({type:t.type,sdp:r})}function s(e,t){let r=t.sdp;return Object.keys(e._reverseStreams||[]).forEach((t=>{const i=e._reverseStreams[t],n=e._streams[i.id];r=r.replace(new RegExp(i.id,"g"),n.id)})),new RTCSessionDescription({type:t.type,sdp:r})}e.RTCPeerConnection.prototype.removeStream=function(e){this._streams=this._streams||{},this._reverseStreams=this._reverseStreams||{},n.apply(this,[this._streams[e.id]||e]),delete this._reverseStreams[this._streams[e.id]?this._streams[e.id].id:e.id],delete this._streams[e.id]},e.RTCPeerConnection.prototype.addTrack=function(t,r){if("closed"===this.signalingState)throw new DOMException("The RTCPeerConnection's signalingState is 'closed'.","InvalidStateError");const i=[].slice.call(arguments,1);if(1!==i.length||!i[0].getTracks().find((e=>e===t)))throw new DOMException("The adapter.js addTrack polyfill only supports a single  stream which is associated with the specified track.","NotSupportedError");const n=this.getSenders().find((e=>e.track===t));if(n)throw new DOMException("Track already exists.","InvalidAccessError");this._streams=this._streams||{},this._reverseStreams=this._reverseStreams||{};const a=this._streams[r.id];if(a)a.addTrack(t),Promise.resolve().then((()=>{this.dispatchEvent(new Event("negotiationneeded"))}));else{const i=new e.MediaStream([t]);this._streams[r.id]=i,this._reverseStreams[i.id]=r,this.addStream(i)}return this.getSenders().find((e=>e.track===t))},["createOffer","createAnswer"].forEach((function(t){const r=e.RTCPeerConnection.prototype[t],i={[t](){const e=arguments;return arguments.length&&"function"==typeof arguments[0]?r.apply(this,[t=>{const r=a(this,t);e[0].apply(null,[r])},t=>{e[1]&&e[1].apply(null,t)},arguments[2]]):r.apply(this,arguments).then((e=>a(this,e)))}};e.RTCPeerConnection.prototype[t]=i[t]}));const o=e.RTCPeerConnection.prototype.setLocalDescription;e.RTCPeerConnection.prototype.setLocalDescription=function(){return arguments.length&&arguments[0].type?(arguments[0]=s(this,arguments[0]),o.apply(this,arguments)):o.apply(this,arguments)};const l=Object.getOwnPropertyDescriptor(e.RTCPeerConnection.prototype,"localDescription");Object.defineProperty(e.RTCPeerConnection.prototype,"localDescription",{get(){const e=l.get.apply(this);return""===e.type?e:a(this,e)}}),e.RTCPeerConnection.prototype.removeTrack=function(e){if("closed"===this.signalingState)throw new DOMException("The RTCPeerConnection's signalingState is 'closed'.","InvalidStateError");if(!e._pc)throw new DOMException("Argument 1 of RTCPeerConnection.removeTrack does not implement interface RTCRtpSender.","TypeError");if(e._pc!==this)throw new DOMException("Sender was not created by this connection.","InvalidAccessError");let t;this._streams=this._streams||{},Object.keys(this._streams).forEach((r=>{this._streams[r].getTracks().find((t=>e.track===t))&&(t=this._streams[r])})),t&&(1===t.getTracks().length?this.removeStream(this._reverseStreams[t.id]):t.removeTrack(e.track),this.dispatchEvent(new Event("negotiationneeded")))}}function _(e,t){!e.RTCPeerConnection&&e.webkitRTCPeerConnection&&(e.RTCPeerConnection=e.webkitRTCPeerConnection),e.RTCPeerConnection&&t.version<53&&["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach((function(t){const r=e.RTCPeerConnection.prototype[t],i={[t](){return arguments[0]=new("addIceCandidate"===t?e.RTCIceCandidate:e.RTCSessionDescription)(arguments[0]),r.apply(this,arguments)}};e.RTCPeerConnection.prototype[t]=i[t]}))}function w(e,t){d(e,"negotiationneeded",(e=>{const r=e.target;if(!(t.version<72||r.getConfiguration&&"plan-b"===r.getConfiguration().sdpSemantics)||"stable"===r.signalingState)return e}))}function P(e,t){const r=e&&e.navigator,i=e&&e.MediaStreamTrack;if(r.getUserMedia=function(e,t,i){f("navigator.getUserMedia","navigator.mediaDevices.getUserMedia"),r.mediaDevices.getUserMedia(e).then(t,i)},!(t.version>55&&"autoGainControl"in r.mediaDevices.getSupportedConstraints())){const e=function(e,t,r){t in e&&!(r in e)&&(e[r]=e[t],delete e[t])},t=r.mediaDevices.getUserMedia.bind(r.mediaDevices);if(r.mediaDevices.getUserMedia=function(r){return"object"==typeof r&&"object"==typeof r.audio&&(r=JSON.parse(JSON.stringify(r)),e(r.audio,"autoGainControl","mozAutoGainControl"),e(r.audio,"noiseSuppression","mozNoiseSuppression")),t(r)},i&&i.prototype.getSettings){const t=i.prototype.getSettings;i.prototype.getSettings=function(){const r=t.apply(this,arguments);return e(r,"mozAutoGainControl","autoGainControl"),e(r,"mozNoiseSuppression","noiseSuppression"),r}}if(i&&i.prototype.applyConstraints){const t=i.prototype.applyConstraints;i.prototype.applyConstraints=function(r){return"audio"===this.kind&&"object"==typeof r&&(r=JSON.parse(JSON.stringify(r)),e(r,"autoGainControl","mozAutoGainControl"),e(r,"noiseSuppression","mozNoiseSuppression")),t.apply(this,[r])}}}}function x(e,t){e.navigator.mediaDevices&&"getDisplayMedia"in e.navigator.mediaDevices||e.navigator.mediaDevices&&(e.navigator.mediaDevices.getDisplayMedia=function(r){if(!r||!r.video){const e=new DOMException("getDisplayMedia without video constraints is undefined");return e.name="NotFoundError",e.code=8,Promise.reject(e)}return!0===r.video?r.video={mediaSource:t}:r.video.mediaSource=t,e.navigator.mediaDevices.getUserMedia(r)})}function O(e){"object"==typeof e&&e.RTCTrackEvent&&"receiver"in e.RTCTrackEvent.prototype&&!("transceiver"in e.RTCTrackEvent.prototype)&&Object.defineProperty(e.RTCTrackEvent.prototype,"transceiver",{get(){return{receiver:this.receiver}}})}function I(e,t){if("object"!=typeof e||!e.RTCPeerConnection&&!e.mozRTCPeerConnection)return;!e.RTCPeerConnection&&e.mozRTCPeerConnection&&(e.RTCPeerConnection=e.mozRTCPeerConnection),t.version<53&&["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach((function(t){const r=e.RTCPeerConnection.prototype[t],i={[t](){return arguments[0]=new("addIceCandidate"===t?e.RTCIceCandidate:e.RTCSessionDescription)(arguments[0]),r.apply(this,arguments)}};e.RTCPeerConnection.prototype[t]=i[t]}));const r={inboundrtp:"inbound-rtp",outboundrtp:"outbound-rtp",candidatepair:"candidate-pair",localcandidate:"local-candidate",remotecandidate:"remote-candidate"},i=e.RTCPeerConnection.prototype.getStats;e.RTCPeerConnection.prototype.getStats=function(){const[e,n,a]=arguments;return i.apply(this,[e||null]).then((e=>{if(t.version<53&&!n)try{e.forEach((e=>{e.type=r[e.type]||e.type}))}catch(t){if("TypeError"!==t.name)throw t;e.forEach(((t,i)=>{e.set(i,Object.assign({},t,{type:r[t.type]||t.type}))}))}return e})).then(n,a)}}function M(e){if("object"!=typeof e||!e.RTCPeerConnection||!e.RTCRtpSender)return;if(e.RTCRtpSender&&"getStats"in e.RTCRtpSender.prototype)return;const t=e.RTCPeerConnection.prototype.getSenders;t&&(e.RTCPeerConnection.prototype.getSenders=function(){const e=t.apply(this,[]);return e.forEach((e=>e._pc=this)),e});const r=e.RTCPeerConnection.prototype.addTrack;r&&(e.RTCPeerConnection.prototype.addTrack=function(){const e=r.apply(this,arguments);return e._pc=this,e}),e.RTCRtpSender.prototype.getStats=function(){return this.track?this._pc.getStats(this.track):Promise.resolve(new Map)}}function F(e){if("object"!=typeof e||!e.RTCPeerConnection||!e.RTCRtpSender)return;if(e.RTCRtpSender&&"getStats"in e.RTCRtpReceiver.prototype)return;const t=e.RTCPeerConnection.prototype.getReceivers;t&&(e.RTCPeerConnection.prototype.getReceivers=function(){const e=t.apply(this,[]);return e.forEach((e=>e._pc=this)),e}),d(e,"track",(e=>(e.receiver._pc=e.srcElement,e))),e.RTCRtpReceiver.prototype.getStats=function(){return this._pc.getStats(this.track)}}function N(e){e.RTCPeerConnection&&!("removeStream"in e.RTCPeerConnection.prototype)&&(e.RTCPeerConnection.prototype.removeStream=function(e){f("removeStream","removeTrack"),this.getSenders().forEach((t=>{t.track&&e.getTracks().includes(t.track)&&this.removeTrack(t)}))})}function B(e){e.DataChannel&&!e.RTCDataChannel&&(e.RTCDataChannel=e.DataChannel)}function U(e){if("object"!=typeof e||!e.RTCPeerConnection)return;const t=e.RTCPeerConnection.prototype.addTransceiver;t&&(e.RTCPeerConnection.prototype.addTransceiver=function(){this.setParametersPromises=[];const e=arguments[1],r=e&&"sendEncodings"in e;r&&e.sendEncodings.forEach((e=>{if("rid"in e&&!/^[a-z0-9]{0,16}$/i.test(e.rid))throw new TypeError("Invalid RID value provided.");if("scaleResolutionDownBy"in e&&!(parseFloat(e.scaleResolutionDownBy)>=1))throw new RangeError("scale_resolution_down_by must be >= 1.0");if("maxFramerate"in e&&!(parseFloat(e.maxFramerate)>=0))throw new RangeError("max_framerate must be >= 0.0")}));const i=t.apply(this,arguments);if(r){const{sender:t}=i,r=t.getParameters();(!("encodings"in r)||1===r.encodings.length&&0===Object.keys(r.encodings[0]).length)&&(r.encodings=e.sendEncodings,t.sendEncodings=e.sendEncodings,this.setParametersPromises.push(t.setParameters(r).then((()=>{delete t.sendEncodings})).catch((()=>{delete t.sendEncodings}))))}return i})}function j(e){if("object"!=typeof e||!e.RTCRtpSender)return;const t=e.RTCRtpSender.prototype.getParameters;t&&(e.RTCRtpSender.prototype.getParameters=function(){const e=t.apply(this,arguments);return"encodings"in e||(e.encodings=[].concat(this.sendEncodings||[{}])),e})}function G(e){if("object"!=typeof e||!e.RTCPeerConnection)return;const t=e.RTCPeerConnection.prototype.createOffer;e.RTCPeerConnection.prototype.createOffer=function(){return this.setParametersPromises&&this.setParametersPromises.length?Promise.all(this.setParametersPromises).then((()=>t.apply(this,arguments))).finally((()=>{this.setParametersPromises=[]})):t.apply(this,arguments)}}function H(e){if("object"!=typeof e||!e.RTCPeerConnection)return;const t=e.RTCPeerConnection.prototype.createAnswer;e.RTCPeerConnection.prototype.createAnswer=function(){return this.setParametersPromises&&this.setParametersPromises.length?Promise.all(this.setParametersPromises).then((()=>t.apply(this,arguments))).finally((()=>{this.setParametersPromises=[]})):t.apply(this,arguments)}}function K(e){if("object"==typeof e&&e.RTCPeerConnection){if("getLocalStreams"in e.RTCPeerConnection.prototype||(e.RTCPeerConnection.prototype.getLocalStreams=function(){return this._localStreams||(this._localStreams=[]),this._localStreams}),!("addStream"in e.RTCPeerConnection.prototype)){const t=e.RTCPeerConnection.prototype.addTrack;e.RTCPeerConnection.prototype.addStream=function(e){this._localStreams||(this._localStreams=[]),this._localStreams.includes(e)||this._localStreams.push(e),e.getAudioTracks().forEach((r=>t.call(this,r,e))),e.getVideoTracks().forEach((r=>t.call(this,r,e)))},e.RTCPeerConnection.prototype.addTrack=function(e){for(var r=arguments.length,i=new Array(r>1?r-1:0),n=1;n<r;n++)i[n-1]=arguments[n];return i&&i.forEach((e=>{this._localStreams?this._localStreams.includes(e)||this._localStreams.push(e):this._localStreams=[e]})),t.apply(this,arguments)}}"removeStream"in e.RTCPeerConnection.prototype||(e.RTCPeerConnection.prototype.removeStream=function(e){this._localStreams||(this._localStreams=[]);const t=this._localStreams.indexOf(e);if(-1===t)return;this._localStreams.splice(t,1);const r=e.getTracks();this.getSenders().forEach((e=>{r.includes(e.track)&&this.removeTrack(e)}))})}}function V(e){if("object"==typeof e&&e.RTCPeerConnection&&("getRemoteStreams"in e.RTCPeerConnection.prototype||(e.RTCPeerConnection.prototype.getRemoteStreams=function(){return this._remoteStreams?this._remoteStreams:[]}),!("onaddstream"in e.RTCPeerConnection.prototype))){Object.defineProperty(e.RTCPeerConnection.prototype,"onaddstream",{get(){return this._onaddstream},set(e){this._onaddstream&&(this.removeEventListener("addstream",this._onaddstream),this.removeEventListener("track",this._onaddstreampoly)),this.addEventListener("addstream",this._onaddstream=e),this.addEventListener("track",this._onaddstreampoly=e=>{e.streams.forEach((e=>{if(this._remoteStreams||(this._remoteStreams=[]),this._remoteStreams.includes(e))return;this._remoteStreams.push(e);const t=new Event("addstream");t.stream=e,this.dispatchEvent(t)}))})}});const t=e.RTCPeerConnection.prototype.setRemoteDescription;e.RTCPeerConnection.prototype.setRemoteDescription=function(){const e=this;return this._onaddstreampoly||this.addEventListener("track",this._onaddstreampoly=function(t){t.streams.forEach((t=>{if(e._remoteStreams||(e._remoteStreams=[]),e._remoteStreams.indexOf(t)>=0)return;e._remoteStreams.push(t);const r=new Event("addstream");r.stream=t,e.dispatchEvent(r)}))}),t.apply(e,arguments)}}}function W(e){if("object"!=typeof e||!e.RTCPeerConnection)return;const t=e.RTCPeerConnection.prototype,r=t.createOffer,i=t.createAnswer,n=t.setLocalDescription,a=t.setRemoteDescription,s=t.addIceCandidate;t.createOffer=function(e,t){const i=arguments.length>=2?arguments[2]:arguments[0],n=r.apply(this,[i]);return t?(n.then(e,t),Promise.resolve()):n},t.createAnswer=function(e,t){const r=arguments.length>=2?arguments[2]:arguments[0],n=i.apply(this,[r]);return t?(n.then(e,t),Promise.resolve()):n};let o=function(e,t,r){const i=n.apply(this,[e]);return r?(i.then(t,r),Promise.resolve()):i};t.setLocalDescription=o,o=function(e,t,r){const i=a.apply(this,[e]);return r?(i.then(t,r),Promise.resolve()):i},t.setRemoteDescription=o,o=function(e,t,r){const i=s.apply(this,[e]);return r?(i.then(t,r),Promise.resolve()):i},t.addIceCandidate=o}function z(e){const t=e&&e.navigator;if(t.mediaDevices&&t.mediaDevices.getUserMedia){const e=t.mediaDevices,r=e.getUserMedia.bind(e);t.mediaDevices.getUserMedia=e=>r(Y(e))}!t.getUserMedia&&t.mediaDevices&&t.mediaDevices.getUserMedia&&(t.getUserMedia=function(e,r,i){t.mediaDevices.getUserMedia(e).then(r,i)}.bind(t))}function Y(e){return e&&void 0!==e.video?Object.assign({},e,{video:g(e.video)}):e}function X(e){if(!e.RTCPeerConnection)return;const t=e.RTCPeerConnection;e.RTCPeerConnection=function(e,r){if(e&&e.iceServers){const t=[];for(let r=0;r<e.iceServers.length;r++){let i=e.iceServers[r];!i.hasOwnProperty("urls")&&i.hasOwnProperty("url")?(f("RTCIceServer.url","RTCIceServer.urls"),i=JSON.parse(JSON.stringify(i)),i.urls=i.url,delete i.url,t.push(i)):t.push(e.iceServers[r])}e.iceServers=t}return new t(e,r)},e.RTCPeerConnection.prototype=t.prototype,"generateCertificate"in t&&Object.defineProperty(e.RTCPeerConnection,"generateCertificate",{get:()=>t.generateCertificate})}function q(e){"object"==typeof e&&e.RTCTrackEvent&&"receiver"in e.RTCTrackEvent.prototype&&!("transceiver"in e.RTCTrackEvent.prototype)&&Object.defineProperty(e.RTCTrackEvent.prototype,"transceiver",{get(){return{receiver:this.receiver}}})}function J(e){const t=e.RTCPeerConnection.prototype.createOffer;e.RTCPeerConnection.prototype.createOffer=function(e){if(e){void 0!==e.offerToReceiveAudio&&(e.offerToReceiveAudio=!!e.offerToReceiveAudio);const t=this.getTransceivers().find((e=>"audio"===e.receiver.track.kind));!1===e.offerToReceiveAudio&&t?"sendrecv"===t.direction?t.setDirection?t.setDirection("sendonly"):t.direction="sendonly":"recvonly"===t.direction&&(t.setDirection?t.setDirection("inactive"):t.direction="inactive"):!0!==e.offerToReceiveAudio||t||this.addTransceiver("audio",{direction:"recvonly"}),void 0!==e.offerToReceiveVideo&&(e.offerToReceiveVideo=!!e.offerToReceiveVideo);const r=this.getTransceivers().find((e=>"video"===e.receiver.track.kind));!1===e.offerToReceiveVideo&&r?"sendrecv"===r.direction?r.setDirection?r.setDirection("sendonly"):r.direction="sendonly":"recvonly"===r.direction&&(r.setDirection?r.setDirection("inactive"):r.direction="inactive"):!0!==e.offerToReceiveVideo||r||this.addTransceiver("video",{direction:"recvonly"})}return t.apply(this,arguments)}}function Q(e){"object"!=typeof e||e.AudioContext||(e.AudioContext=e.webkitAudioContext)}var Z=r(617),$=r.n(Z);function ee(e){if(!e.RTCIceCandidate||e.RTCIceCandidate&&"foundation"in e.RTCIceCandidate.prototype)return;const t=e.RTCIceCandidate;e.RTCIceCandidate=function(e){if("object"==typeof e&&e.candidate&&0===e.candidate.indexOf("a=")&&((e=JSON.parse(JSON.stringify(e))).candidate=e.candidate.substr(2)),e.candidate&&e.candidate.length){const r=new t(e),i=$().parseCandidate(e.candidate),n=Object.assign(r,i);return 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r=e.RTCPeerConnection.prototype.setRemoteDescription;e.RTCPeerConnection.prototype.setRemoteDescription=function(t){if(t&&t.sdp&&-1!==t.sdp.indexOf("\na=extmap-allow-mixed")){const r=t.sdp.split("\n").filter((e=>"a=extmap-allow-mixed"!==e.trim())).join("\n");e.RTCSessionDescription&&t instanceof e.RTCSessionDescription?arguments[0]=new e.RTCSessionDescription({type:t.type,sdp:r}):t.sdp=r}return r.apply(this,arguments)}}function ae(e,t){if(!e.RTCPeerConnection||!e.RTCPeerConnection.prototype)return;const r=e.RTCPeerConnection.prototype.addIceCandidate;r&&0!==r.length&&(e.RTCPeerConnection.prototype.addIceCandidate=function(){return arguments[0]?("chrome"===t.browser&&t.version<78||"firefox"===t.browser&&t.version<68||"safari"===t.browser)&&arguments[0]&&""===arguments[0].candidate?Promise.resolve():r.apply(this,arguments):(arguments[1]&&arguments[1].apply(null),Promise.resolve())})}function se(e,t){if(!e.RTCPeerConnection||!e.RTCPeerConnection.prototype)return;const 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