VideoSurveillanceUI-750/dist/static/js/chunk-2d2086ab.44e3240a.js

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isValid(){return!!this.id&&!this._badValueForSameId&&u(this.startDate.getTime())&&(null===this.duration||this.duration>=0)&&(!this.endOnNext||!!this.class)}}class _{constructor(){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}}}var P={AUDIO:"audio",VIDEO:"video",AUDIOVIDEO:"audiovideo"};class x{constructor(t){this._byteRange=null,this._url=null,this.baseurl=void 0,this.relurl=void 0,this.elementaryStreams={[P.AUDIO]:null,[P.VIDEO]:null,[P.AUDIOVIDEO]:null},this.baseurl=t}setByteRange(t,e){const s=t.split("@",2);let i;i=1===s.length?(null==e?void 0:e.byteRangeEndOffset)||0:parseInt(s[1]),this._byteRange=[i,parseInt(s[0])+i]}get byteRange(){return this._byteRange?this._byteRange:[]}get byteRangeStartOffset(){return this.byteRange[0]}get byteRangeEndOffset(){return this.byteRange[1]}get url(){return!this._url&&this.baseurl&&this.relurl&&(this._url=n.buildAbsoluteURL(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""}set url(t){this._url=t}}class O extends x{constructor(t,e){super(e),this._decryptdata=null,this.rawProgramDateTime=null,this.programDateTime=null,this.tagList=[],this.duration=0,this.sn=0,this.levelkeys=void 0,this.type=void 0,this.loader=null,this.keyLoader=null,this.level=-1,this.cc=0,this.startPTS=void 0,this.endPTS=void 0,this.startDTS=void 0,this.endDTS=void 0,this.start=0,this.deltaPTS=void 0,this.maxStartPTS=void 0,this.minEndPTS=void 0,this.stats=new _,this.data=void 0,this.bitrateTest=!1,this.title=null,this.initSegment=null,this.endList=void 0,this.gap=void 0,this.urlId=0,this.type=t}get decryptdata(){const{levelkeys:t}=this;if(!t&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkeys&&!this.levelkeys.NONE){const t=this.levelkeys.identity;if(t)this._decryptdata=t.getDecryptData(this.sn);else{const t=Object.keys(this.levelkeys);if(1===t.length)return this._decryptdata=this.levelkeys[t[0]].getDecryptData(this.sn)}}return this._decryptdata}get end(){return this.start+this.duration}get endProgramDateTime(){if(null===this.programDateTime)return null;if(!u(this.programDateTime))return null;const t=u(this.duration)?this.duration:0;return this.programDateTime+1e3*t}get encrypted(){var t;if(null!=(t=this._decryptdata)&&t.encrypted)return!0;if(this.levelkeys){const t=Object.keys(this.levelkeys),e=t.length;if(e>1||1===e&&this.levelkeys[t[0]].encrypted)return!0}return!1}setKeyFormat(t){if(this.levelkeys){const e=this.levelkeys[t];e&&!this._decryptdata&&(this._decryptdata=e.getDecryptData(this.sn))}}abortRequests(){var t,e;null==(t=this.loader)||t.abort(),null==(e=this.keyLoader)||e.abort()}setElementaryStreamInfo(t,e,s,i,r,n=!1){const{elementaryStreams:a}=this,o=a[t];o?(o.startPTS=Math.min(o.startPTS,e),o.endPTS=Math.max(o.endPTS,s),o.startDTS=Math.min(o.startDTS,i),o.endDTS=Math.max(o.endDTS,r)):a[t]={startPTS:e,endPTS:s,startDTS:i,endDTS:r,partial:n}}clearElementaryStreamInfo(){const{elementaryStreams:t}=this;t[P.AUDIO]=null,t[P.VIDEO]=null,t[P.AUDIOVIDEO]=null}}class M extends x{constructor(t,e,s,i,r){super(s),this.fragOffset=0,this.duration=0,this.gap=!1,this.independent=!1,this.relurl=void 0,this.fragment=void 0,this.index=void 0,this.stats=new _,this.duration=t.decimalFloatingPoint("DURATION"),this.gap=t.bool("GAP"),this.independent=t.bool("INDEPENDENT"),this.relurl=t.enumeratedString("URI"),this.fragment=e,this.index=i;const n=t.enumeratedString("BYTERANGE");n&&this.setByteRange(n,r),r&&(this.fragOffset=r.fragOffset+r.duration)}get start(){return this.fragment.start+this.fragOffset}get end(){return this.start+this.duration}get loaded(){const{elementaryStreams:t}=this;return!!(t.audio||t.video||t.audiovideo)}}const F=10;class N{constructor(t){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.dateRanges=void 0,this.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 0,this.misses=0,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.encryptedFragments=void 0,this.playlistParsingError=null,this.variableList=null,this.hasVariableRefs=!1,this.fragments=[],this.encryptedFragments=[],this.dateRanges={},this.url=t}reloaded(t){if(!t)return this.advanced=!0,void(this.updated=!0);const e=this.lastPartSn-t.lastPartSn,s=this.lastPartIndex-t.lastPartIndex;this.updated=this.endSN!==t.endSN||!!s||!!e||!this.live,this.advanced=this.endSN>t.endSN||e>0||0===e&&s>0,this.updated||this.advanced?this.misses=Math.floor(.6*t.misses):this.misses=t.misses+1,this.availabilityDelay=t.availabilityDelay}get hasProgramDateTime(){return!!this.fragments.length&&u(this.fragments[this.fragments.length-1].programDateTime)}get levelTargetDuration(){return this.averagetargetduration||this.targetduration||F}get drift(){const t=this.driftEndTime-this.driftStartTime;if(t>0){const e=this.driftEnd-this.driftStart;return 1e3*e/t}return 1}get edge(){return 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z(t){const{drmSystems:e,widevineLicenseUrl:s}=t,i=e?[V.FAIRPLAY,V.WIDEVINE,V.PLAYREADY,V.CLEARKEY].filter(t=>!!e[t]):[];return!i[V.WIDEVINE]&&s&&i.push(V.WIDEVINE),i}const Q=function(t){return null!=H&&null!=(t=H.navigator)&&t.requestMediaKeySystemAccess?self.navigator.requestMediaKeySystemAccess.bind(self.navigator):null}();function J(t,e,s,i){let r;switch(t){case V.FAIRPLAY:r=["cenc","sinf"];break;case V.WIDEVINE:case V.PLAYREADY:r=["cenc"];break;case V.CLEARKEY:r=["cenc","keyids"];break;default:throw new Error("Unknown key-system: "+t)}return Z(r,e,s,i)}function Z(t,e,s,i){const r={initDataTypes:t,persistentState:i.persistentState||"optional",distinctiveIdentifier:i.distinctiveIdentifier||"optional",sessionTypes:i.sessionTypes||[i.sessionType||"temporary"],audioCapabilities:e.map(t=>({contentType:`audio/mp4; codecs="${t}"`,robustness:i.audioRobustness||"",encryptionScheme:i.audioEncryptionScheme||null})),videoCapabilities:s.map(t=>({contentType:`video/mp4; 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e=String.fromCharCode(t[0],t[1],t[2],t[3]),s=rt(t,4),i=10;return{type:e,size:s,data:t.subarray(i,i+s)}},ht=t=>{let e=0;const s=[];while(et(t,e)){const i=rt(t,e+6);e+=10;const r=e+i;while(e+8<r){const i=lt(t.subarray(e)),r=dt(i);r&&s.push(r),e+=i.size+10}st(t,e)&&(e+=10)}return s},dt=t=>"PRIV"===t.type?ct(t):"W"===t.type[0]?ft(t):ut(t),ct=t=>{if(t.size<2)return;const e=mt(t.data,!0),s=new Uint8Array(t.data.subarray(e.length+1));return{key:t.type,info:e,data:s.buffer}},ut=t=>{if(t.size<2)return;if("TXXX"===t.type){let e=1;const s=mt(t.data.subarray(e),!0);e+=s.length+1;const i=mt(t.data.subarray(e));return{key:t.type,info:s,data:i}}const e=mt(t.data.subarray(1));return{key:t.type,data:e}},ft=t=>{if("WXXX"===t.type){if(t.size<2)return;let e=1;const s=mt(t.data.subarray(e),!0);e+=s.length+1;const i=mt(t.data.subarray(e));return{key:t.type,info:s,data:i}}const e=mt(t.data);return{key:t.type,data:e}},gt=t=>{if(8===t.data.byteLength){const e=new Uint8Array(t.data),s=1&e[3];let i=(e[4]<<23)+(e[5]<<15)+(e[6]<<7)+e[7];return i/=45,s&&(i+=47721858.84),Math.round(i)}},mt=(t,e=!1)=>{const s=Et();if(s){const i=s.decode(t);if(e){const t=i.indexOf("\0");return-1!==t?i.substring(0,t):i}return i.replace(/\0/g,"")}const i=t.length;let r,n,a,o="",l=0;while(l<i){if(r=t[l++],0===r&&e)return o;if(0!==r&&3!==r)switch(r>>4){case 0:case 1:case 2:case 3:case 4:case 5:case 6:case 7:o+=String.fromCharCode(r);break;case 12:case 13:n=t[l++],o+=String.fromCharCode((31&r)<<6|63&n);break;case 14:n=t[l++],a=t[l++],o+=String.fromCharCode((15&r)<<12|(63&n)<<6|(63&a)<<0);break}}return o};let pt;function Et(){if(!navigator.userAgent.includes("PlayStation 4"))return pt||"undefined"===typeof self.TextDecoder||(pt=new self.TextDecoder("utf-8")),pt}const Tt={hexDump:function(t){let e="";for(let s=0;s<t.length;s++){let i=t[s].toString(16);i.length<2&&(i="0"+i),e+=i}return e}},yt=Math.pow(2,32)-1,vt=[].push,St={video:1,audio:2,id3:3,text:4};function At(t){return String.fromCharCode.apply(null,t)}function Lt(t,e){const s=t[e]<<8|t[e+1];return s<0?65536+s:s}function Rt(t,e){const s=It(t,e);return s<0?4294967296+s:s}function Dt(t,e){let s=Rt(t,e);return s*=Math.pow(2,32),s+=Rt(t,e+4),s}function It(t,e){return t[e]<<24|t[e+1]<<16|t[e+2]<<8|t[e+3]}function bt(t,e,s){t[e]=s>>24,t[e+1]=s>>16&255,t[e+2]=s>>8&255,t[e+3]=255&s}function kt(t){const e=t.byteLength;for(let s=0;s<e;){const i=Rt(t,s);if(i>8&&109===t[s+4]&&111===t[s+5]&&111===t[s+6]&&102===t[s+7])return!0;s=i>1?s+i:e}return!1}function wt(t,e){const s=[];if(!e.length)return s;const i=t.byteLength;for(let r=0;r<i;){const n=Rt(t,r),a=At(t.subarray(r+4,r+8)),o=n>1?r+n:i;if(a===e[0])if(1===e.length)s.push(t.subarray(r+8,o));else{const i=wt(t.subarray(r+8,o),e.slice(1));i.length&&vt.apply(s,i)}r=o}return s}function Ct(t){const e=[],s=t[0];let i=8;const r=Rt(t,i);i+=4;let n=0,a=0;0===s?(n=Rt(t,i),a=Rt(t,i+4),i+=8):(n=Dt(t,i),a=Dt(t,i+8),i+=16),i+=2;let o=t.length+a;const l=Lt(t,i);i+=2;for(let h=0;h<l;h++){let s=i;const n=Rt(t,s);s+=4;const a=2147483647&n,l=(2147483648&n)>>>31;if(1===l)return R.warn("SIDX has hierarchical references (not supported)"),null;const h=Rt(t,s);s+=4,e.push({referenceSize:a,subsegmentDuration:h,info:{duration:h/r,start:o,end:o+a-1}}),o+=a,s+=4,i=s}return{earliestPresentationTime:n,timescale:r,version:s,referencesCount:l,references:e}}function _t(t){const e=[],s=wt(t,["moov","trak"]);for(let r=0;r<s.length;r++){const t=s[r],i=wt(t,["tkhd"])[0];if(i){let s=i[0];const r=Rt(i,0===s?12:20),n=wt(t,["mdia","mdhd"])[0];if(n){s=n[0];const i=Rt(n,0===s?12:20),a=wt(t,["mdia","hdlr"])[0];if(a){const s=At(a.subarray(8,12)),n={soun:P.AUDIO,vide:P.VIDEO}[s];if(n){const s=wt(t,["mdia","minf","stbl","stsd"])[0],a=Pt(s);e[r]={timescale:i,type:n},e[n]=o({timescale:i,id:r},a)}}}}}const i=wt(t,["moov","mvex","trex"]);return i.forEach(t=>{const s=Rt(t,4),i=e[s];i&&(i.default={duration:Rt(t,12),flags:Rt(t,20)})}),e}function Pt(t){const e=t.subarray(8),s=e.subarray(86),i=At(e.subarray(4,8));let r=i;const n="enca"===i||"encv"===i;if(n){const t=wt(e,[i])[0],s=t.subarray("enca"===i?28:78),n=wt(s,["sinf"]);n.forEach(t=>{const e=wt(t,["schm"])[0];if(e){const s=At(e.subarray(4,8));if("cbcs"===s||"cenc"===s){const e=wt(t,["frma"])[0];e&&(r=At(e))}}})}switch(r){case"avc1":case"avc2":case"avc3":case"avc4":{const t=wt(s,["avcC"])[0];r+="."+Ot(t[1])+Ot(t[2])+Ot(t[3]);break}case"mp4a":{const t=wt(e,[i])[0],s=wt(t.subarray(28),["esds"])[0];if(s&&s.length>12){let t=4;if(3!==s[t++])break;t=xt(s,t),t+=2;const e=s[t++];if(128&e&&(t+=2),64&e&&(t+=s[t++]),4!==s[t++])break;t=xt(s,t);const i=s[t++];if(64!==i)break;if(r+="."+Ot(i),t+=12,5!==s[t++])break;t=xt(s,t);const n=s[t++];let a=(248&n)>>3;31===a&&(a+=1+((7&n)<<3)+((224&s[t])>>5)),r+="."+a}break}case"hvc1":case"hev1":{const t=wt(s,["hvcC"])[0],e=t[1],i=["","A","B","C"][e>>6],n=31&e,a=Rt(t,2),o=(32&e)>>5?"H":"L",l=t[12],h=t.subarray(6,12);r+="."+i+n,r+="."+a.toString(16).toUpperCase(),r+="."+o+l;let d="";for(let s=h.length;s--;){const t=h[s];if(t||d){const e=t.toString(16).toUpperCase();d="."+e+d}}r+=d;break}case"dvh1":case"dvhe":{const t=wt(s,["dvcC"])[0],e=t[2]>>1&127,i=t[2]<<5&32|t[3]>>3&31;r+="."+Mt(e)+"."+Mt(i);break}case"vp09":{const t=wt(s,["vpcC"])[0],e=t[4],i=t[5],n=t[6]>>4&15;r+="."+Mt(e)+"."+Mt(i)+"."+Mt(n);break}case"av01":{const t=wt(s,["av1C"])[0],e=t[1]>>>5,i=31&t[1],n=t[2]>>>7?"H":"M",a=(64&t[2])>>6,o=(32&t[2])>>5,l=2===e&&a?o?12:10:a?10:8,h=(16&t[2])>>4,d=(8&t[2])>>3,c=(4&t[2])>>2,u=3&t[2],f=1,g=1,m=1,p=0;r+="."+e+"."+Mt(i)+n+"."+Mt(l)+"."+h+"."+d+c+u+"."+Mt(f)+"."+Mt(g)+"."+Mt(m)+"."+p;break}}return{codec:r,encrypted:n}}function xt(t,e){const s=e+5;while(128&t[e++]&&e<s);return e}function Ot(t){return("0"+t.toString(16).toUpperCase()).slice(-2)}function Mt(t){return(t<10?"0":"")+t}function Ft(t,e){if(!t||!e)return t;const s=e.keyId;if(s&&e.isCommonEncryption){const e=wt(t,["moov","trak"]);e.forEach(t=>{const e=wt(t,["mdia","minf","stbl","stsd"])[0],i=e.subarray(8);let r=wt(i,["enca"]);const n=r.length>0;n||(r=wt(i,["encv"])),r.forEach(t=>{const e=n?t.subarray(28):t.subarray(78),i=wt(e,["sinf"]);i.forEach(t=>{const e=Nt(t);if(e){const t=e.subarray(8,24);t.some(t=>0!==t)||(R.log(`[eme] Patching keyId in 'enc${n?"a":"v"}>sinf>>tenc' box: ${Tt.hexDump(t)} -> ${Tt.hexDump(s)}`),e.set(s,8))}})})})}return t}function Nt(t){const e=wt(t,["schm"])[0];if(e){const s=At(e.subarray(4,8));if("cbcs"===s||"cenc"===s)return wt(t,["schi","tenc"])[0]}return R.error("[eme] missing 'schm' box"),null}function Ut(t,e){return wt(e,["moof","traf"]).reduce((e,s)=>{const i=wt(s,["tfdt"])[0],r=i[0],n=wt(s,["tfhd"]).reduce((e,s)=>{const n=Rt(s,4),a=t[n];if(a){let t=Rt(i,4);if(1===r){if(t===yt)return R.warn("[mp4-demuxer]: Ignoring assumed invalid signed 64-bit 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s=8;1&e&&(s+=4),4&e&&(s+=4);let i=0;const r=Rt(t,4);for(let n=0;n<r;n++){if(256&e){const e=Rt(t,s);i+=e,s+=4}512&e&&(s+=4),1024&e&&(s+=4),2048&e&&(s+=4)}return i}function Gt(t,e,s){wt(e,["moof","traf"]).forEach(e=>{wt(e,["tfhd"]).forEach(i=>{const r=Rt(i,4),n=t[r];if(!n)return;const a=n.timescale||9e4;wt(e,["tfdt"]).forEach(t=>{const e=t[0],i=s*a;if(i){let s=Rt(t,4);if(0===e)s-=i,s=Math.max(s,0),bt(t,4,s);else{s*=Math.pow(2,32),s+=Rt(t,8),s-=i,s=Math.max(s,0);const e=Math.floor(s/(yt+1)),r=Math.floor(s%(yt+1));bt(t,4,e),bt(t,8,r)}}})})})}function Kt(t){const e={valid:null,remainder:null},s=wt(t,["moof"]);if(s.length<2)return e.remainder=t,e;const i=s[s.length-1];return e.valid=tt(t,0,i.byteOffset-8),e.remainder=tt(t,i.byteOffset-8),e}function Ht(t,e){const s=new Uint8Array(t.length+e.length);return s.set(t),s.set(e,t.length),s}function Vt(t,e){const s=[],i=e.samples,r=e.timescale,n=e.id;let a=!1;const o=wt(i,["moof"]);return o.map(o=>{const l=o.byteOffset-8,h=wt(o,["traf"]);h.map(o=>{const h=wt(o,["tfdt"]).map(t=>{const e=t[0];let s=Rt(t,4);return 1===e&&(s*=Math.pow(2,32),s+=Rt(t,8)),s/r})[0];return void 0!==h&&(t=h),wt(o,["tfhd"]).map(h=>{const d=Rt(h,4),c=16777215&Rt(h,0),u=0!==(1&c),f=0!==(2&c),g=0!==(8&c);let m=0;const p=0!==(16&c);let E=0;const T=0!==(32&c);let y=8;d===n&&(u&&(y+=8),f&&(y+=4),g&&(m=Rt(h,y),y+=4),p&&(E=Rt(h,y),y+=4),T&&(y+=4),"video"===e.type&&(a=Yt(e.codec)),wt(o,["trun"]).map(n=>{const o=n[0],h=16777215&Rt(n,0),d=0!==(1&h);let c=0;const u=0!==(4&h),f=0!==(256&h);let g=0;const p=0!==(512&h);let T=0;const y=0!==(1024&h),v=0!==(2048&h);let S=0;const A=Rt(n,4);let L=8;d&&(c=Rt(n,L),L+=4),u&&(L+=4);let R=c+l;for(let l=0;l<A;l++){if(f?(g=Rt(n,L),L+=4):g=m,p?(T=Rt(n,L),L+=4):T=E,y&&(L+=4),v&&(S=0===o?Rt(n,L):It(n,L),L+=4),e.type===P.VIDEO){let e=0;while(e<T){const n=Rt(i,R);if(R+=4,Wt(a,i[R])){const e=i.subarray(R,R+n);jt(e,a?2:1,t+S/r,s)}R+=n,e+=n+4}}t+=g/r}}))})})}),s}function Yt(t){if(!t)return!1;const e=t.indexOf("."),s=e<0?t:t.substring(0,e);return"hvc1"===s||"hev1"===s||"dvh1"===s||"dvhe"===s}function Wt(t,e){if(t){const t=e>>1&63;return 39===t||40===t}{const t=31&e;return 6===t}}function jt(t,e,s,i){const r=qt(t);let n=0;n+=e;let a=0,o=0,l=0;while(n<r.length){a=0;do{if(n>=r.length)break;l=r[n++],a+=l}while(255===l);o=0;do{if(n>=r.length)break;l=r[n++],o+=l}while(255===l);const t=r.length-n;let e=n;if(o<t)n+=o;else if(o>t){R.error(`Malformed SEI payload. ${o} is too small, only ${t} bytes left to parse.`);break}if(4===a){const t=r[e++];if(181===t){const t=Lt(r,e);if(e+=2,49===t){const t=Rt(r,e);if(e+=4,1195456820===t){const t=r[e++];if(3===t){const n=r[e++],o=31&n,l=64&n,h=l?2+3*o:0,d=new Uint8Array(h);if(l){d[0]=n;for(let t=1;t<h;t++)d[t]=r[e++]}i.push({type:t,payloadType:a,pts:s,bytes:d})}}}}}else if(5===a&&o>16){const t=[];for(let s=0;s<16;s++){const i=r[e++].toString(16);t.push(1==i.length?"0"+i:i),3!==s&&5!==s&&7!==s&&9!==s||t.push("-")}const n=o-16,l=new Uint8Array(n);for(let s=0;s<n;s++)l[s]=r[e++];i.push({payloadType:a,pts:s,uuid:t.join(""),userData:mt(l),userDataBytes:l})}}}function qt(t){const e=t.byteLength,s=[];let i=1;while(i<e-2)0===t[i]&&0===t[i+1]&&3===t[i+2]?(s.push(i+2),i+=2):i++;if(0===s.length)return t;const r=e-s.length,n=new Uint8Array(r);let a=0;for(i=0;i<r;a++,i++)a===s[0]&&(a++,s.shift()),n[i]=t[a];return n}function Xt(t){const e=t[0];let s="",i="",r=0,n=0,a=0,o=0,l=0,h=0;if(0===e){while("\0"!==At(t.subarray(h,h+1)))s+=At(t.subarray(h,h+1)),h+=1;s+=At(t.subarray(h,h+1)),h+=1;while("\0"!==At(t.subarray(h,h+1)))i+=At(t.subarray(h,h+1)),h+=1;i+=At(t.subarray(h,h+1)),h+=1,r=Rt(t,12),n=Rt(t,16),o=Rt(t,20),l=Rt(t,24),h=28}else if(1===e){h+=4,r=Rt(t,h),h+=4;const e=Rt(t,h);h+=4;const n=Rt(t,h);h+=4,a=2**32*e+n,f(a)||(a=Number.MAX_SAFE_INTEGER,R.warn("Presentation time exceeds safe integer limit and wrapped to max safe integer in parsing emsg 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Y.WIDEVINE:this.pssh=e,e.length>=22&&(this.keyId=e.subarray(e.length-22,e.length-6));break;case Y.PLAYREADY:{const t=new Uint8Array([154,4,240,121,152,64,66,134,171,146,230,91,224,136,95,149]);this.pssh=Qt(t,null,e);const s=new Uint16Array(e.buffer,e.byteOffset,e.byteLength/2),i=String.fromCharCode.apply(null,Array.from(s)),r=i.substring(i.indexOf("<"),i.length),n=new DOMParser,a=n.parseFromString(r,"text/xml"),o=a.getElementsByTagName("KID")[0];if(o){const t=o.childNodes[0]?o.childNodes[0].nodeValue:o.getAttribute("VALUE");if(t){const e=U(t).subarray(0,16);$(e),this.keyId=e}}break}default:{let t=e.subarray(0,16);if(16!==t.length){const e=new Uint8Array(16);e.set(t,16-t.length),t=e}this.keyId=t;break}}if(!this.keyId||16!==this.keyId.byteLength){let t=Zt[this.uri];if(!t){const e=Object.keys(Zt).length%Number.MAX_SAFE_INTEGER;t=new Uint8Array(16);const s=new DataView(t.buffer,12,4);s.setUint32(0,e),Zt[this.uri]=t}this.keyId=t}return this}}function ee(t){const e=new Uint8Array(16);for(let s=12;s<16;s++)e[s]=t>>8*(15-s)&255;return e}const se=/\{\$([a-zA-Z0-9-_]+)\}/g;function ie(t){return se.test(t)}function re(t,e,s){if(null!==t.variableList||t.hasVariableRefs)for(let i=s.length;i--;){const r=s[i],n=e[r];n&&(e[r]=ne(t,n))}}function ne(t,e){if(null!==t.variableList||t.hasVariableRefs){const s=t.variableList;return e.replace(se,e=>{const i=e.substring(2,e.length-1),r=null==s?void 0:s[i];return void 0===r?(t.playlistParsingError||(t.playlistParsingError=new Error(`Missing preceding EXT-X-DEFINE tag for Variable Reference: "${i}"`)),e):r})}return e}function ae(t,e,s){let i,r,n=t.variableList;if(n||(t.variableList=n={}),"QUERYPARAM"in e){i=e.QUERYPARAM;try{const t=new self.URL(s).searchParams;if(!t.has(i))throw new Error(`"${i}" does not match any query parameter in URI: "${s}"`);r=t.get(i)}catch(a){t.playlistParsingError||(t.playlistParsingError=new Error("EXT-X-DEFINE QUERYPARAM: "+a.message))}}else i=e.NAME,r=e.VALUE;i in 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ye=/flac|opus/i;function ve(t,e=!0){return t.replace(ye,t=>Te(t.toLowerCase(),e))}function Se(t,e){return t&&"mp4a"!==t?t:e?e.split(",")[0]:e}function Ae(t){const e=t.split(".");if(e.length>2){let t=e.shift()+".";return t+=parseInt(e.shift()).toString(16),t+=("000"+parseInt(e.shift()).toString(16)).slice(-4),t}return t}const Le=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-(SESSION-DATA|SESSION-KEY|DEFINE|CONTENT-STEERING|START):([^\r\n]*)[\r\n]+/g,Re=/#EXT-X-MEDIA:(.*)/g,De=/^#EXT(?:INF|-X-TARGETDURATION):/m,Ie=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[^\r\n]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),be=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(DATERANGE|DEFINE|KEY|MAP|PART|PART-INF|PLAYLIST-TYPE|PRELOAD-HINT|RENDITION-REPORT|SERVER-CONTROL|SKIP|START):(.+)/.source,/#EXT-X-(BITRATE|DISCONTINUITY-SEQUENCE|MEDIA-SEQUENCE|TARGETDURATION|VERSION): 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s=ne(i,n[2]),o={attrs:t,bitrate:t.decimalInteger("BANDWIDTH")||t.decimalInteger("AVERAGE-BANDWIDTH"),name:t.NAME,url:ke.resolve(s,e)},l=t.decimalResolution("RESOLUTION");l&&(o.width=l.width,o.height=l.height),_e(t.CODECS,o),null!=(a=o.unknownCodecs)&&a.length||r.push(o),i.levels.push(o)}else if(n[3]){const t=n[3],s=n[4];switch(t){case"SESSION-DATA":{const t=new b(s);re(i,t,["DATA-ID","LANGUAGE","VALUE","URI"]);const e=t["DATA-ID"];e&&(null===i.sessionData&&(i.sessionData={}),i.sessionData[e]=t);break}case"SESSION-KEY":{const t=we(s,e,i);t.encrypted&&t.isSupported()?(null===i.sessionKeys&&(i.sessionKeys=[]),i.sessionKeys.push(t)):R.warn(`[Keys] Ignoring invalid EXT-X-SESSION-KEY tag: "${s}"`);break}case"DEFINE":{const t=new b(s);re(i,t,["NAME","VALUE","QUERYPARAM"]),ae(i,t,e)}break;case"CONTENT-STEERING":{const t=new b(s);re(i,t,["SERVER-URI","PATHWAY-ID"]),i.contentSteering={uri:ke.resolve(t["SERVER-URI"],e),pathwayId:t["PATHWAY-ID"]||"."};break}case"START":i.startTimeOffset=Ce(s);break}}const o=r.length>0&&r.length<i.levels.length;return i.levels=o?r:i.levels,0===i.levels.length&&(i.playlistParsingError=new Error("no levels found in manifest")),i}static parseMasterPlaylistMedia(t,e,s){let i;const r={},n=s.levels,a={AUDIO:n.map(t=>({id:t.attrs.AUDIO,audioCodec:t.audioCodec})),SUBTITLES:n.map(t=>({id:t.attrs.SUBTITLES,textCodec:t.textCodec})),"CLOSED-CAPTIONS":[]};let o=0;Re.lastIndex=0;while(null!==(i=Re.exec(t))){const t=new b(i[1]),n=t.TYPE;if(n){const i=a[n],l=r[n]||[];r[n]=l,re(s,t,["URI","GROUP-ID","LANGUAGE","ASSOC-LANGUAGE","STABLE-RENDITION-ID","NAME","INSTREAM-ID","CHARACTERISTICS","CHANNELS"]);const h=t.LANGUAGE,d=t["ASSOC-LANGUAGE"],c=t.CHANNELS,u=t.CHARACTERISTICS,f=t["INSTREAM-ID"],g={attrs:t,bitrate:0,id:o++,groupId:t["GROUP-ID"]||"",name:t.NAME||h||"",type:n,default:t.bool("DEFAULT"),autoselect:t.bool("AUTOSELECT"),forced:t.bool("FORCED"),lang:h,url:t.URI?ke.resolve(t.URI,e):""};if(d&&(g.assocLang=d),c&&(g.channels=c),u&&(g.characteristics=u),f&&(g.instreamId=f),null!=i&&i.length){const t=ke.findGroup(i,g.groupId)||i[0];Pe(g,t,"audioCodec"),Pe(g,t,"textCodec")}l.push(g)}}return r}static parseLevelPlaylist(t,e,s,i,r,n){const a=new N(e),o=a.fragments;let l,h,d,f=null,g=0,m=0,p=0,E=0,T=null,y=new O(i,e),v=-1,S=!1,A=null;Ie.lastIndex=0,a.m3u8=t,a.hasVariableRefs=ie(t);while(null!==(l=Ie.exec(t))){S&&(S=!1,y=new O(i,e),y.start=p,y.sn=g,y.cc=E,y.level=s,f&&(y.initSegment=f,y.rawProgramDateTime=f.rawProgramDateTime,f.rawProgramDateTime=null,A&&(y.setByteRange(A),A=null)));const t=l[1];if(t){y.duration=parseFloat(t);const e=(" "+l[2]).slice(1);y.title=e||null,y.tagList.push(e?["INF",t,e]:["INF",t])}else if(l[3]){if(u(y.duration)){y.start=p,d&&Fe(y,d,a),y.sn=g,y.level=s,y.cc=E,o.push(y);const t=(" "+l[3]).slice(1);y.relurl=ne(a,t),Oe(y,T),T=y,p+=y.duration,g++,m=0,S=!0}}else if(l[4]){const t=(" "+l[4]).slice(1);T?y.setByteRange(t,T):y.setByteRange(t)}else if(l[5])y.rawProgramDateTime=(" "+l[5]).slice(1),y.tagList.push(["PROGRAM-DATE-TIME",y.rawProgramDateTime]),-1===v&&(v=o.length);else{if(l=l[0].match(be),!l){R.warn("No matches on slow regex match for level playlist!");continue}for(h=1;h<l.length;h++)if("undefined"!==typeof l[h])break;const t=(" "+l[h]).slice(1),r=(" "+l[h+1]).slice(1),p=l[h+2]?(" "+l[h+2]).slice(1):"";switch(t){case"PLAYLIST-TYPE":a.type=r.toUpperCase();break;case"MEDIA-SEQUENCE":g=a.startSN=parseInt(r);break;case"SKIP":{const t=new b(r);re(a,t,["RECENTLY-REMOVED-DATERANGES"]);const e=t.decimalInteger("SKIPPED-SEGMENTS");if(u(e)){a.skippedSegments=e;for(let t=e;t--;)o.unshift(null);g+=e}const s=t.enumeratedString("RECENTLY-REMOVED-DATERANGES");s&&(a.recentlyRemovedDateranges=s.split("\t"));break}case"TARGETDURATION":a.targetduration=Math.max(parseInt(r),1);break;case"VERSION":a.version=parseInt(r);break;case"INDEPENDENT-SEGMENTS":case"EXTM3U":break;case"ENDLIST":a.live=!1;break;case"#":(r||p)&&y.tagList.push(p?[r,p]:[r]);break;case"DISCONTINUITY":E++,y.tagList.push(["DIS"]);break;case"GAP":y.gap=!0,y.tagList.push([t]);break;case"BITRATE":y.tagList.push([t,r]);break;case"DATERANGE":{const t=new b(r);re(a,t,["ID","CLASS","START-DATE","END-DATE","SCTE35-CMD","SCTE35-OUT","SCTE35-IN"]),re(a,t,t.clientAttrs);const e=new C(t,a.dateRanges[t.ID]);e.isValid||a.skippedSegments?a.dateRanges[e.id]=e:R.warn(`Ignoring invalid DATERANGE tag: "${r}"`),y.tagList.push(["EXT-X-DATERANGE",r]);break}case"DEFINE":{const t=new b(r);re(a,t,["NAME","VALUE","IMPORT","QUERYPARAM"]),"IMPORT"in t?oe(a,t,n):ae(a,t,e)}break;case"DISCONTINUITY-SEQUENCE":E=parseInt(r);break;case"KEY":{const t=we(r,e,a);if(t.isSupported()){if("NONE"===t.method){d=void 0;break}d||(d={}),d[t.keyFormat]&&(d=c({},d)),d[t.keyFormat]=t}else R.warn(`[Keys] Ignoring invalid EXT-X-KEY tag: "${r}"`);break}case"START":a.startTimeOffset=Ce(r);break;case"MAP":{const t=new b(r);if(re(a,t,["BYTERANGE","URI"]),y.duration){const r=new O(i,e);Me(r,t,s,d),f=r,y.initSegment=f,f.rawProgramDateTime&&!y.rawProgramDateTime&&(y.rawProgramDateTime=f.rawProgramDateTime)}else{const e=y.byteRangeEndOffset;if(e){const t=y.byteRangeStartOffset;A=`${e-t}@${t}`}else A=null;Me(y,t,s,d),f=y,S=!0}break}case"SERVER-CONTROL":{const t=new b(r);a.canBlockReload=t.bool("CAN-BLOCK-RELOAD"),a.canSkipUntil=t.optionalFloat("CAN-SKIP-UNTIL",0),a.canSkipDateRanges=a.canSkipUntil>0&&t.bool("CAN-SKIP-DATERANGES"),a.partHoldBack=t.optionalFloat("PART-HOLD-BACK",0),a.holdBack=t.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{const t=new b(r);a.partTarget=t.decimalFloatingPoint("PART-TARGET");break}case"PART":{let t=a.partList;t||(t=a.partList=[]);const s=m>0?t[t.length-1]:void 0,i=m++,n=new b(r);re(a,n,["BYTERANGE","URI"]);const o=new M(n,y,e,i,s);t.push(o),y.duration+=o.duration;break}case"PRELOAD-HINT":{const t=new b(r);re(a,t,["URI"]),a.preloadHint=t;break}case"RENDITION-REPORT":{const t=new b(r);re(a,t,["URI"]),a.renditionReports=a.renditionReports||[],a.renditionReports.push(t);break}default:R.warn("line parsed but not handled: "+l);break}}}T&&!T.relurl?(o.pop(),p-=T.duration,a.partList&&(a.fragmentHint=T)):a.partList&&(Oe(y,T),y.cc=E,a.fragmentHint=y,d&&Fe(y,d,a));const L=o.length,D=o[0],I=o[L-1];if(p+=a.skippedSegments*a.targetduration,p>0&&L&&I){a.averagetargetduration=p/L;const t=I.sn;a.endSN="initSegment"!==t?t:0,a.live||(I.endList=!0),D&&(a.startCC=D.cc)}else a.endSN=0,a.startCC=0;return a.fragmentHint&&(p+=a.fragmentHint.duration),a.totalduration=p,a.endCC=E,v>0&&xe(o,v),a}}function we(t,e,s){var i,r;const n=new b(t);re(s,n,["KEYFORMAT","KEYFORMATVERSIONS","URI","IV","URI"]);const a=null!=(i=n.METHOD)?i:"",o=n.URI,l=n.hexadecimalInteger("IV"),h=n.KEYFORMATVERSIONS,d=null!=(r=n.KEYFORMAT)?r:"identity";o&&n.IV&&!l&&R.error("Invalid IV: "+n.IV);const c=o?ke.resolve(o,e):"",u=(h||"1").split("/").map(Number).filter(Number.isFinite);return new te(a,c,d,u,l)}function Ce(t){const e=new b(t),s=e.decimalFloatingPoint("TIME-OFFSET");return u(s)?s:null}function _e(t,e){let s=(t||"").split(/[ ,]+/).filter(t=>t);["video","audio","text"].forEach(t=>{const i=s.filter(e=>ce(e,t));i.length&&(e[t+"Codec"]=i.join(","),s=s.filter(t=>-1===i.indexOf(t)))}),e.unknownCodecs=s}function Pe(t,e,s){const i=e[s];i&&(t[s]=i)}function xe(t,e){let s=t[e];for(let i=e;i--;){const e=t[i];if(!e)return;e.programDateTime=s.programDateTime-1e3*e.duration,s=e}}function Oe(t,e){t.rawProgramDateTime?t.programDateTime=Date.parse(t.rawProgramDateTime):null!=e&&e.programDateTime&&(t.programDateTime=e.endProgramDateTime),u(t.programDateTime)||(t.programDateTime=null,t.rawProgramDateTime=null)}function Me(t,e,s,i){t.relurl=e.URI,e.BYTERANGE&&t.setByteRange(e.BYTERANGE),t.level=s,t.sn="initSegment",i&&(t.levelkeys=i),t.initSegment=null}function Fe(t,e,s){t.levelkeys=e;const{encryptedFragments:i}=s;i.length&&i[i.length-1].levelkeys===e||!Object.keys(e).some(t=>e[t].isCommonEncryption)||i.push(t)}var Ne={MANIFEST:"manifest",LEVEL:"level",AUDIO_TRACK:"audioTrack",SUBTITLE_TRACK:"subtitleTrack"},Ue={MAIN:"main",AUDIO:"audio",SUBTITLE:"subtitle"};function Be(t){const{type:e}=t;switch(e){case Ne.AUDIO_TRACK:return Ue.AUDIO;case Ne.SUBTITLE_TRACK:return Ue.SUBTITLE;default:return Ue.MAIN}}function $e(t,e){let s=t.url;return void 0!==s&&0!==s.indexOf("data:")||(s=e.url),s}class Ge{constructor(t){this.hls=void 0,this.loaders=Object.create(null),this.variableList=null,this.hls=t,this.registerListeners()}startLoad(t){}stopLoad(){this.destroyInternalLoaders()}registerListeners(){const{hls:t}=this;t.on(m.MANIFEST_LOADING,this.onManifestLoading,this),t.on(m.LEVEL_LOADING,this.onLevelLoading,this),t.on(m.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.on(m.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)}unregisterListeners(){const{hls:t}=this;t.off(m.MANIFEST_LOADING,this.onManifestLoading,this),t.off(m.LEVEL_LOADING,this.onLevelLoading,this),t.off(m.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(m.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)}createInternalLoader(t){const e=this.hls.config,s=e.pLoader,i=e.loader,r=s||i,n=new r(e);return this.loaders[t.type]=n,n}getInternalLoader(t){return this.loaders[t.type]}resetInternalLoader(t){this.loaders[t]&&delete this.loaders[t]}destroyInternalLoaders(){for(const t in this.loaders){const e=this.loaders[t];e&&e.destroy(),this.resetInternalLoader(t)}}destroy(){this.variableList=null,this.unregisterListeners(),this.destroyInternalLoaders()}onManifestLoading(t,e){const{url:s}=e;this.variableList=null,this.load({id:null,level:0,responseType:"text",type:Ne.MANIFEST,url:s,deliveryDirectives:null})}onLevelLoading(t,e){const{id:s,level:i,pathwayId:r,url:n,deliveryDirectives:a}=e;this.load({id:s,level:i,pathwayId:r,responseType:"text",type:Ne.LEVEL,url:n,deliveryDirectives:a})}onAudioTrackLoading(t,e){const{id:s,groupId:i,url:r,deliveryDirectives:n}=e;this.load({id:s,groupId:i,level:null,responseType:"text",type:Ne.AUDIO_TRACK,url:r,deliveryDirectives:n})}onSubtitleTrackLoading(t,e){const{id:s,groupId:i,url:r,deliveryDirectives:n}=e;this.load({id:s,groupId:i,level:null,responseType:"text",type:Ne.SUBTITLE_TRACK,url:r,deliveryDirectives:n})}load(t){var e;const s=this.hls.config;let i,r=this.getInternalLoader(t);if(r){const e=r.context;if(e&&e.url===t.url&&e.level===t.level)return void R.trace("[playlist-loader]: playlist request ongoing");R.log("[playlist-loader]: aborting previous loader for type: "+t.type),r.abort()}if(i=t.type===Ne.MANIFEST?s.manifestLoadPolicy.default:c({},s.playlistLoadPolicy.default,{timeoutRetry:null,errorRetry:null}),r=this.createInternalLoader(t),u(null==(e=t.deliveryDirectives)?void 0:e.part)){let e;if(t.type===Ne.LEVEL&&null!==t.level?e=this.hls.levels[t.level].details:t.type===Ne.AUDIO_TRACK&&null!==t.id?e=this.hls.audioTracks[t.id].details:t.type===Ne.SUBTITLE_TRACK&&null!==t.id&&(e=this.hls.subtitleTracks[t.id].details),e){const t=e.partTarget,s=e.targetduration;if(t&&s){const e=1e3*Math.max(3*t,.8*s);i=c({},i,{maxTimeToFirstByteMs:Math.min(e,i.maxTimeToFirstByteMs),maxLoadTimeMs:Math.min(e,i.maxTimeToFirstByteMs)})}}}const n=i.errorRetry||i.timeoutRetry||{},a={loadPolicy:i,timeout:i.maxLoadTimeMs,maxRetry:n.maxNumRetry||0,retryDelay:n.retryDelayMs||0,maxRetryDelay:n.maxRetryDelayMs||0},o={onSuccess:(t,e,s,i)=>{const r=this.getInternalLoader(s);this.resetInternalLoader(s.type);const n=t.data;0===n.indexOf("#EXTM3U")?(e.parsing.start=performance.now(),ke.isMediaPlaylist(n)?this.handleTrackOrLevelPlaylist(t,e,s,i||null,r):this.handleMasterPlaylist(t,e,s,i)):this.handleManifestParsingError(t,s,new Error("no EXTM3U delimiter"),i||null,e)},onError:(t,e,s,i)=>{this.handleNetworkError(e,s,!1,t,i)},onTimeout:(t,e,s)=>{this.handleNetworkError(e,s,!0,void 0,t)}};r.load(t,a,o)}handleMasterPlaylist(t,e,s,i){const r=this.hls,n=t.data,a=$e(t,s),o=ke.parseMasterPlaylist(n,a);if(o.playlistParsingError)return void this.handleManifestParsingError(t,s,o.playlistParsingError,i,e);const{contentSteering:l,levels:h,sessionData:d,sessionKeys:c,startTimeOffset:u,variableList:f}=o;this.variableList=f;const{AUDIO:g=[],SUBTITLES:p,"CLOSED-CAPTIONS":E}=ke.parseMasterPlaylistMedia(n,a,o);if(g.length){const t=g.some(t=>!t.url);t||!h[0].audioCodec||h[0].attrs.AUDIO||(R.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),g.unshift({type:"main",name:"main",groupId:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new b({}),bitrate:0,url:""}))}r.trigger(m.MANIFEST_LOADED,{levels:h,audioTracks:g,subtitles:p,captions:E,contentSteering:l,url:a,stats:e,networkDetails:i,sessionData:d,sessionKeys:c,startTimeOffset:u,variableList:f})}handleTrackOrLevelPlaylist(t,e,s,i,r){const n=this.hls,{id:a,level:o,type:l}=s,h=$e(t,s),d=0,c=u(o)?o:u(a)?a:0,f=Be(s),g=ke.parseLevelPlaylist(t.data,h,c,f,d,this.variableList);if(l===Ne.MANIFEST){const t={attrs:new b({}),bitrate:0,details:g,name:"",url:h};n.trigger(m.MANIFEST_LOADED,{levels:[t],audioTracks:[],url:h,stats:e,networkDetails:i,sessionData:null,sessionKeys:null,contentSteering:null,startTimeOffset:null,variableList:null})}e.parsing.end=performance.now(),s.levelDetails=g,this.handlePlaylistLoaded(g,t,e,s,i,r)}handleManifestParsingError(t,e,s,i,r){this.hls.trigger(m.ERROR,{type:p.NETWORK_ERROR,details:E.MANIFEST_PARSING_ERROR,fatal:e.type===Ne.MANIFEST,url:t.url,err:s,error:s,reason:s.message,response:t,context:e,networkDetails:i,stats:r})}handleNetworkError(t,e,s=!1,i,r){let n=`A network ${s?"timeout":"error"+(i?" (status "+i.code+")":"")} occurred while loading ${t.type}`;t.type===Ne.LEVEL?n+=`: ${t.level} id: ${t.id}`:t.type!==Ne.AUDIO_TRACK&&t.type!==Ne.SUBTITLE_TRACK||(n+=` id: ${t.id} group-id: "${t.groupId}"`);const a=new Error(n);R.warn("[playlist-loader]: "+n);let l=E.UNKNOWN,h=!1;const d=this.getInternalLoader(t);switch(t.type){case Ne.MANIFEST:l=s?E.MANIFEST_LOAD_TIMEOUT:E.MANIFEST_LOAD_ERROR,h=!0;break;case Ne.LEVEL:l=s?E.LEVEL_LOAD_TIMEOUT:E.LEVEL_LOAD_ERROR,h=!1;break;case Ne.AUDIO_TRACK:l=s?E.AUDIO_TRACK_LOAD_TIMEOUT:E.AUDIO_TRACK_LOAD_ERROR,h=!1;break;case Ne.SUBTITLE_TRACK:l=s?E.SUBTITLE_TRACK_LOAD_TIMEOUT:E.SUBTITLE_LOAD_ERROR,h=!1;break}d&&this.resetInternalLoader(t.type);const c={type:p.NETWORK_ERROR,details:l,fatal:h,url:t.url,loader:d,context:t,error:a,networkDetails:e,stats:r};if(i){const s=(null==e?void 0:e.url)||t.url;c.response=o({url:s,data:void 0},i)}this.hls.trigger(m.ERROR,c)}handlePlaylistLoaded(t,e,s,i,r,n){const a=this.hls,{type:o,level:l,id:h,groupId:d,deliveryDirectives:c}=i,u=$e(e,i),f=Be(i),g="number"===typeof i.level&&f===Ue.MAIN?l:void 0;if(!t.fragments.length){const t=new Error("No Segments found in Playlist");return void a.trigger(m.ERROR,{type:p.NETWORK_ERROR,details:E.LEVEL_EMPTY_ERROR,fatal:!1,url:u,error:t,reason:t.message,response:e,context:i,level:g,parent:f,networkDetails:r,stats:s})}t.targetduration||(t.playlistParsingError=new Error("Missing Target Duration"));const T=t.playlistParsingError;if(T)a.trigger(m.ERROR,{type:p.NETWORK_ERROR,details:E.LEVEL_PARSING_ERROR,fatal:!1,url:u,error:T,reason:T.message,response:e,context:i,level:g,parent:f,networkDetails:r,stats:s});else switch(t.live&&n&&(n.getCacheAge&&(t.ageHeader=n.getCacheAge()||0),n.getCacheAge&&!isNaN(t.ageHeader)||(t.ageHeader=0)),o){case Ne.MANIFEST:case Ne.LEVEL:a.trigger(m.LEVEL_LOADED,{details:t,level:g||0,id:h||0,stats:s,networkDetails:r,deliveryDirectives:c});break;case Ne.AUDIO_TRACK:a.trigger(m.AUDIO_TRACK_LOADED,{details:t,id:h||0,groupId:d||"",stats:s,networkDetails:r,deliveryDirectives:c});break;case Ne.SUBTITLE_TRACK:a.trigger(m.SUBTITLE_TRACK_LOADED,{details:t,id:h||0,groupId:d||"",stats:s,networkDetails:r,deliveryDirectives:c});break}}}function Ke(t,e){let s;try{s=new Event("addtrack")}catch(i){s=document.createEvent("Event"),s.initEvent("addtrack",!1,!1)}s.track=t,e.dispatchEvent(s)}function He(t,e){const s=t.mode;if("disabled"===s&&(t.mode="hidden"),t.cues&&!t.cues.getCueById(e.id))try{if(t.addCue(e),!t.cues.getCueById(e.id))throw new Error("addCue is failed for: "+e)}catch(i){R.debug("[texttrack-utils]: "+i);try{const s=new self.TextTrackCue(e.startTime,e.endTime,e.text);s.id=e.id,t.addCue(s)}catch(r){R.debug("[texttrack-utils]: Legacy TextTrackCue fallback failed: "+r)}}"disabled"===s&&(t.mode=s)}function Ve(t){const e=t.mode;if("disabled"===e&&(t.mode="hidden"),t.cues)for(let s=t.cues.length;s--;)t.removeCue(t.cues[s]);"disabled"===e&&(t.mode=e)}function Ye(t,e,s,i){const r=t.mode;if("disabled"===r&&(t.mode="hidden"),t.cues&&t.cues.length>0){const r=je(t.cues,e,s);for(let e=0;e<r.length;e++)i&&!i(r[e])||t.removeCue(r[e])}"disabled"===r&&(t.mode=r)}function We(t,e){if(e<t[0].startTime)return 0;const s=t.length-1;if(e>t[s].endTime)return-1;let i=0,r=s;while(i<=r){const n=Math.floor((r+i)/2);if(e<t[n].startTime)r=n-1;else{if(!(e>t[n].startTime&&i<s))return n;i=n+1}}return t[i].startTime-e<e-t[r].startTime?i:r}function je(t,e,s){const i=[],r=We(t,e);if(r>-1)for(let n=r,a=t.length;n<a;n++){const r=t[n];if(r.startTime>=e&&r.endTime<=s)i.push(r);else if(r.startTime>s)return i}return i}function qe(t){const e=[];for(let s=0;s<t.length;s++){const i=t[s];"subtitles"!==i.kind&&"captions"!==i.kind||!i.label||e.push(t[s])}return e}var Xe={audioId3:"org.id3",dateRange:"com.apple.quicktime.HLS",emsg:"https://aomedia.org/emsg/ID3"};const ze=.25;function Qe(){if("undefined"!==typeof self)return self.VTTCue||self.TextTrackCue}function Je(t,e,s,i,r){let n=new t(e,s,"");try{n.value=i,r&&(n.type=r)}catch(a){n=new t(e,s,JSON.stringify(r?o({type:r},i):i))}return n}const Ze=(()=>{const t=Qe();try{t&&new t(0,Number.POSITIVE_INFINITY,"")}catch(e){return Number.MAX_VALUE}return Number.POSITIVE_INFINITY})();function ts(t,e){return t.getTime()/1e3-e}function es(t){return Uint8Array.from(t.replace(/^0x/,"").replace(/([\da-fA-F]{2}) ?/g,"0x$1 ").replace(/ +$/,"").split(" ")).buffer}class ss{constructor(t){this.hls=void 0,this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=t,this._registerListeners()}destroy(){this._unregisterListeners(),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=null}_registerListeners(){const{hls:t}=this;t.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(m.MANIFEST_LOADING,this.onManifestLoading,this),t.on(m.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),t.on(m.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(m.LEVEL_UPDATED,this.onLevelUpdated,this)}_unregisterListeners(){const{hls:t}=this;t.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(m.MANIFEST_LOADING,this.onManifestLoading,this),t.off(m.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),t.off(m.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(m.LEVEL_UPDATED,this.onLevelUpdated,this)}onMediaAttached(t,e){this.media=e.media}onMediaDetaching(){this.id3Track&&(Ve(this.id3Track),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={})}onManifestLoading(){this.dateRangeCuesAppended={}}createTrack(t){const e=this.getID3Track(t.textTracks);return e.mode="hidden",e}getID3Track(t){if(this.media){for(let e=0;e<t.length;e++){const s=t[e];if("metadata"===s.kind&&"id3"===s.label)return Ke(s,this.media),s}return this.media.addTextTrack("metadata","id3")}}onFragParsingMetadata(t,e){if(!this.media)return;const{hls:{config:{enableEmsgMetadataCues:s,enableID3MetadataCues:i}}}=this;if(!s&&!i)return;const{samples:r}=e;this.id3Track||(this.id3Track=this.createTrack(this.media));const n=Qe();if(n)for(let a=0;a<r.length;a++){const t=r[a].type;if(t===Xe.emsg&&!s||!i)continue;const e=ht(r[a].data);if(e){const s=r[a].pts;let i=s+r[a].duration;i>Ze&&(i=Ze);const o=i-s;o<=0&&(i=s+ze);for(let r=0;r<e.length;r++){const a=e[r];if(!ot(a)){this.updateId3CueEnds(s,t);const e=Je(n,s,i,a,t);e&&this.id3Track.addCue(e)}}}}}updateId3CueEnds(t,e){var s;const i=null==(s=this.id3Track)?void 0:s.cues;if(i)for(let r=i.length;r--;){const s=i[r];s.type===e&&s.startTime<t&&s.endTime===Ze&&(s.endTime=t)}}onBufferFlushing(t,{startOffset:e,endOffset:s,type:i}){const{id3Track:r,hls:n}=this;if(!n)return;const{config:{enableEmsgMetadataCues:a,enableID3MetadataCues:o}}=n;if(r&&(a||o)){let t;t="audio"===i?t=>t.type===Xe.audioId3&&o:"video"===i?t=>t.type===Xe.emsg&&a:t=>t.type===Xe.audioId3&&o||t.type===Xe.emsg&&a,Ye(r,e,s,t)}}onLevelUpdated(t,{details:e}){if(!this.media||!e.hasProgramDateTime||!this.hls.config.enableDateRangeMetadataCues)return;const{dateRangeCuesAppended:s,id3Track:i}=this,{dateRanges:r}=e,n=Object.keys(r);if(i){const t=Object.keys(s).filter(t=>!n.includes(t));for(let e=t.length;e--;){const r=t[e];Object.keys(s[r].cues).forEach(t=>{i.removeCue(s[r].cues[t])}),delete s[r]}}const a=e.fragments[e.fragments.length-1];if(0===n.length||!u(null==a?void 0:a.programDateTime))return;this.id3Track||(this.id3Track=this.createTrack(this.media));const o=a.programDateTime/1e3-a.start,l=Qe();for(let h=0;h<n.length;h++){const t=n[h],e=r[t],i=ts(e.startDate,o),a=s[t],d=(null==a?void 0:a.cues)||{};let c=(null==a?void 0:a.durationKnown)||!1,u=Ze;const f=e.endDate;if(f)u=ts(f,o),c=!0;else if(e.endOnNext&&!c){const t=n.reduce((t,s)=>{if(s!==e.id){const i=r[s];if(i.class===e.class&&i.startDate>e.startDate&&(!t||e.startDate<t.startDate))return i}return t},null);t&&(u=ts(t.startDate,o),c=!0)}const g=Object.keys(e.attr);for(let s=0;s<g.length;s++){const r=g[s];if(!k(r))continue;const n=d[r];if(n)c&&!a.durationKnown&&(n.endTime=u);else if(l){let s=e.attr[r];w(r)&&(s=es(s));const n=Je(l,i,u,{key:r,data:s},Xe.dateRange);n&&(n.id=t,this.id3Track.addCue(n),d[r]=n)}}s[t]={cues:d,dateRange:e,durationKnown:c}}}}class is{constructor(t){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=()=>this.timeupdate(),this.hls=t,this.config=t.config,this.registerListeners()}get latency(){return this._latency||0}get maxLatency(){const{config:t,levelDetails:e}=this;return void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:e?t.liveMaxLatencyDurationCount*e.targetduration:0}get targetLatency(){const{levelDetails:t}=this;if(null===t)return null;const{holdBack:e,partHoldBack:s,targetduration:i}=t,{liveSyncDuration:r,liveSyncDurationCount:n,lowLatencyMode:a}=this.config,o=this.hls.userConfig;let l=a&&s||e;(o.liveSyncDuration||o.liveSyncDurationCount||0===l)&&(l=void 0!==r?r:n*i);const h=i,d=1;return l+Math.min(this.stallCount*d,h)}get liveSyncPosition(){const t=this.estimateLiveEdge(),e=this.targetLatency,s=this.levelDetails;if(null===t||null===e||null===s)return null;const i=s.edge,r=t-e-this.edgeStalled,n=i-s.totalduration,a=i-(this.config.lowLatencyMode&&s.partTarget||s.targetduration);return Math.min(Math.max(n,r),a)}get drift(){const{levelDetails:t}=this;return null===t?1:t.drift}get edgeStalled(){const{levelDetails:t}=this;if(null===t)return 0;const e=3*(this.config.lowLatencyMode&&t.partTarget||t.targetduration);return Math.max(t.age-e,0)}get forwardBufferLength(){const{media:t,levelDetails:e}=this;if(!t||!e)return 0;const s=t.buffered.length;return(s?t.buffered.end(s-1):e.edge)-this.currentTime}destroy(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null}registerListeners(){this.hls.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(m.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(m.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(m.ERROR,this.onError,this)}unregisterListeners(){this.hls.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.off(m.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.off(m.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.off(m.ERROR,this.onError,this)}onMediaAttached(t,e){this.media=e.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)}onMediaDetaching(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)}onManifestLoading(){this.levelDetails=null,this._latency=null,this.stallCount=0}onLevelUpdated(t,{details:e}){this.levelDetails=e,e.advanced&&this.timeupdate(),!e.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)}onError(t,e){var s;e.details===E.BUFFER_STALLED_ERROR&&(this.stallCount++,null!=(s=this.levelDetails)&&s.live&&R.warn("[playback-rate-controller]: Stall detected, adjusting target latency"))}timeupdate(){const{media:t,levelDetails:e}=this;if(!t||!e)return;this.currentTime=t.currentTime;const s=this.computeLatency();if(null===s)return;this._latency=s;const{lowLatencyMode:i,maxLiveSyncPlaybackRate:r}=this.config;if(!i||1===r||!e.live)return;const n=this.targetLatency;if(null===n)return;const a=s-n,o=Math.min(this.maxLatency,n+e.targetduration),l=a<o;if(l&&a>.05&&this.forwardBufferLength>1){const e=Math.min(2,Math.max(1,r)),s=Math.round(2/(1+Math.exp(-.75*a-this.edgeStalled))*20)/20;t.playbackRate=Math.min(e,Math.max(1,s))}else 1!==t.playbackRate&&0!==t.playbackRate&&(t.playbackRate=1)}estimateLiveEdge(){const{levelDetails:t}=this;return null===t?null:t.edge+t.age}computeLatency(){const t=this.estimateLiveEdge();return null===t?null:t-this.currentTime}}const rs=["NONE","TYPE-0","TYPE-1",null];function ns(t){return rs.indexOf(t)>-1}const as=["SDR","PQ","HLG"];function os(t){return!!t&&as.indexOf(t)>-1}var ls={No:"",Yes:"YES",v2:"v2"};function hs(t){const{canSkipUntil:e,canSkipDateRanges:s,age:i}=t,r=i<e/2;return e&&r?s?ls.v2:ls.Yes:ls.No}class ds{constructor(t,e,s){this.msn=void 0,this.part=void 0,this.skip=void 0,this.msn=t,this.part=e,this.skip=s}addDirectives(t){const e=new self.URL(t);return void 0!==this.msn&&e.searchParams.set("_HLS_msn",this.msn.toString()),void 0!==this.part&&e.searchParams.set("_HLS_part",this.part.toString()),this.skip&&e.searchParams.set("_HLS_skip",this.skip),e.href}}class cs{constructor(t){this._attrs=void 0,this.audioCodec=void 0,this.bitrate=void 0,this.codecSet=void 0,this.url=void 0,this.frameRate=void 0,this.height=void 0,this.id=void 0,this.name=void 0,this.videoCodec=void 0,this.width=void 0,this.details=void 0,this.fragmentError=0,this.loadError=0,this.loaded=void 0,this.realBitrate=0,this.supportedPromise=void 0,this.supportedResult=void 0,this._avgBitrate=0,this._audioGroups=void 0,this._subtitleGroups=void 0,this._urlId=0,this.url=[t.url],this._attrs=[t.attrs],this.bitrate=t.bitrate,t.details&&(this.details=t.details),this.id=t.id||0,this.name=t.name,this.width=t.width||0,this.height=t.height||0,this.frameRate=t.attrs.optionalFloat("FRAME-RATE",0),this._avgBitrate=t.attrs.decimalInteger("AVERAGE-BANDWIDTH"),this.audioCodec=t.audioCodec,this.videoCodec=t.videoCodec,this.codecSet=[t.videoCodec,t.audioCodec].filter(t=>!!t).map(t=>t.substring(0,4)).join(","),this.addGroupId("audio",t.attrs.AUDIO),this.addGroupId("text",t.attrs.SUBTITLES)}get maxBitrate(){return Math.max(this.realBitrate,this.bitrate)}get averageBitrate(){return this._avgBitrate||this.realBitrate||this.bitrate}get attrs(){return this._attrs[0]}get codecs(){return this.attrs.CODECS||""}get pathwayId(){return this.attrs["PATHWAY-ID"]||"."}get videoRange(){return this.attrs["VIDEO-RANGE"]||"SDR"}get score(){return this.attrs.optionalFloat("SCORE",0)}get uri(){return this.url[0]||""}hasAudioGroup(t){return us(this._audioGroups,t)}hasSubtitleGroup(t){return us(this._subtitleGroups,t)}get audioGroups(){return this._audioGroups}get subtitleGroups(){return this._subtitleGroups}addGroupId(t,e){if(e)if("audio"===t){let t=this._audioGroups;t||(t=this._audioGroups=[]),-1===t.indexOf(e)&&t.push(e)}else if("text"===t){let t=this._subtitleGroups;t||(t=this._subtitleGroups=[]),-1===t.indexOf(e)&&t.push(e)}}get urlId(){return 0}set urlId(t){}get audioGroupIds(){return this.audioGroups?[this.audioGroupId]:void 0}get textGroupIds(){return this.subtitleGroups?[this.textGroupId]:void 0}get audioGroupId(){var t;return null==(t=this.audioGroups)?void 0:t[0]}get textGroupId(){var t;return null==(t=this.subtitleGroups)?void 0:t[0]}addFallback(){}}function us(t,e){return!(!e||!t)&&-1!==t.indexOf(e)}function fs(t,e){const s=e.startPTS;if(u(s)){let i,r=0;e.sn>t.sn?(r=s-t.start,i=t):(r=t.start-s,i=e),i.duration!==r&&(i.duration=r)}else if(e.sn>t.sn){const s=t.cc===e.cc;s&&t.minEndPTS?e.start=t.start+(t.minEndPTS-t.start):e.start=t.start+t.duration}else e.start=Math.max(t.start-e.duration,0)}function gs(t,e,s,i,r,n){const a=i-s;a<=0&&(R.warn("Fragment should have a positive duration",e),i=s+e.duration,n=r+e.duration);let o=s,l=i;const h=e.startPTS,d=e.endPTS;if(u(h)){const t=Math.abs(h-s);u(e.deltaPTS)?e.deltaPTS=Math.max(t,e.deltaPTS):e.deltaPTS=t,o=Math.max(s,h),s=Math.min(s,h),r=Math.min(r,e.startDTS),l=Math.min(i,d),i=Math.max(i,d),n=Math.max(n,e.endDTS)}const c=s-e.start;0!==e.start&&(e.start=s),e.duration=i-e.start,e.startPTS=s,e.maxStartPTS=o,e.startDTS=r,e.endPTS=i,e.minEndPTS=l,e.endDTS=n;const f=e.sn;if(!t||f<t.startSN||f>t.endSN)return 0;let g;const m=f-t.startSN,p=t.fragments;for(p[m]=e,g=m;g>0;g--)fs(p[g],p[g-1]);for(g=m;g<p.length-1;g++)fs(p[g],p[g+1]);return t.fragmentHint&&fs(p[p.length-1],t.fragmentHint),t.PTSKnown=t.alignedSliding=!0,c}function ms(t,e){let s=null;const i=t.fragments;for(let l=i.length-1;l>=0;l--){const t=i[l].initSegment;if(t){s=t;break}}t.fragmentHint&&delete t.fragmentHint.endPTS;let r,n=0;if(Ts(t,e,(t,i)=>{t.relurl&&(n=t.cc-i.cc),u(t.startPTS)&&u(t.endPTS)&&(i.start=i.startPTS=t.startPTS,i.startDTS=t.startDTS,i.maxStartPTS=t.maxStartPTS,i.endPTS=t.endPTS,i.endDTS=t.endDTS,i.minEndPTS=t.minEndPTS,i.duration=t.endPTS-t.startPTS,i.duration&&(r=i),e.PTSKnown=e.alignedSliding=!0),i.elementaryStreams=t.elementaryStreams,i.loader=t.loader,i.stats=t.stats,t.initSegment&&(i.initSegment=t.initSegment,s=t.initSegment)}),s){const t=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments;t.forEach(t=>{var e;!t||t.initSegment&&t.initSegment.relurl!==(null==(e=s)?void 0:e.relurl)||(t.initSegment=s)})}if(e.skippedSegments)if(e.deltaUpdateFailed=e.fragments.some(t=>!t),e.deltaUpdateFailed){R.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(let t=e.skippedSegments;t--;)e.fragments.shift();e.startSN=e.fragments[0].sn,e.startCC=e.fragments[0].cc}else e.canSkipDateRanges&&(e.dateRanges=ps(t.dateRanges,e.dateRanges,e.recentlyRemovedDateranges));const a=e.fragments;if(n){R.warn("discontinuity sliding from playlist, take drift into account");for(let t=0;t<a.length;t++)a[t].cc+=n}e.skippedSegments&&(e.startCC=e.fragments[0].cc),Es(t.partList,e.partList,(t,e)=>{e.elementaryStreams=t.elementaryStreams,e.stats=t.stats}),r?gs(e,r,r.startPTS,r.endPTS,r.startDTS,r.endDTS):ys(t,e),a.length&&(e.totalduration=e.edge-a[0].start),e.driftStartTime=t.driftStartTime,e.driftStart=t.driftStart;const o=e.advancedDateTime;if(e.advanced&&o){const t=e.edge;e.driftStart||(e.driftStartTime=o,e.driftStart=t),e.driftEndTime=o,e.driftEnd=t}else e.driftEndTime=t.driftEndTime,e.driftEnd=t.driftEnd,e.advancedDateTime=t.advancedDateTime}function ps(t,e,s){const i=c({},t);return s&&s.forEach(t=>{delete i[t]}),Object.keys(e).forEach(t=>{const s=new C(e[t].attr,i[t]);s.isValid?i[t]=s:R.warn(`Ignoring invalid Playlist Delta Update DATERANGE tag: "${JSON.stringify(e[t].attr)}"`)}),i}function Es(t,e,s){if(t&&e){let i=0;for(let r=0,n=t.length;r<=n;r++){const n=t[r],a=e[r+i];n&&a&&n.index===a.index&&n.fragment.sn===a.fragment.sn?s(n,a):i--}}}function Ts(t,e,s){const i=e.skippedSegments,r=Math.max(t.startSN,e.startSN)-e.startSN,n=(t.fragmentHint?1:0)+(i?e.endSN:Math.min(t.endSN,e.endSN))-e.startSN,a=e.startSN-t.startSN,o=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,l=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments;for(let h=r;h<=n;h++){const t=l[a+h];let r=o[h];i&&!r&&h<i&&(r=e.fragments[h]=t),t&&r&&s(t,r)}}function ys(t,e){const s=e.startSN+e.skippedSegments-t.startSN,i=t.fragments;s<0||s>=i.length||vs(e,i[s].start)}function vs(t,e){if(e){const s=t.fragments;for(let i=t.skippedSegments;i<s.length;i++)s[i].start+=e;t.fragmentHint&&(t.fragmentHint.start+=e)}}function Ss(t,e=1/0){let s=1e3*t.targetduration;if(t.updated){const i=t.fragments,r=4;if(i.length&&s*r>e){const t=1e3*i[i.length-1].duration;t<s&&(s=t)}}else s/=2;return Math.round(s)}function As(t,e,s){if(null==t||!t.details)return null;const i=t.details;let r=i.fragments[e-i.startSN];return r||(r=i.fragmentHint,r&&r.sn===e?r:e<i.startSN&&s&&s.sn===e?s:null)}function Ls(t,e,s){var i;return null!=t&&t.details?Rs(null==(i=t.details)?void 0:i.partList,e,s):null}function Rs(t,e,s){if(t)for(let i=t.length;i--;){const r=t[i];if(r.index===s&&r.fragment.sn===e)return r}return null}function Ds(t){t.forEach((t,e)=>{const{details:s}=t;null!=s&&s.fragments&&s.fragments.forEach(t=>{t.level=e})})}function Is(t){switch(t.details){case E.FRAG_LOAD_TIMEOUT:case E.KEY_LOAD_TIMEOUT:case E.LEVEL_LOAD_TIMEOUT:case E.MANIFEST_LOAD_TIMEOUT:return!0}return!1}function bs(t,e){const s=Is(e);return t.default[(s?"timeout":"error")+"Retry"]}function ks(t,e){const s="linear"===t.backoff?1:Math.pow(2,e);return Math.min(s*t.retryDelayMs,t.maxRetryDelayMs)}function ws(t){return o(o({},t),{errorRetry:null,timeoutRetry:null})}function Cs(t,e,s,i){if(!t)return!1;const r=null==i?void 0:i.code,n=e<t.maxNumRetry&&(_s(r)||!!s);return t.shouldRetry?t.shouldRetry(t,e,s,i,n):n}function _s(t){return 0===t&&!1===navigator.onLine||!!t&&(t<400||t>499)}const Ps={search:function(t,e){let s=0,i=t.length-1,r=null,n=null;while(s<=i){r=(s+i)/2|0,n=t[r];const a=e(n);if(a>0)s=r+1;else{if(!(a<0))return n;i=r-1}}return null}};function xs(t,e,s){if(null===e||!Array.isArray(t)||!t.length||!u(e))return null;const i=t[0].programDateTime;if(e<(i||0))return null;const r=t[t.length-1].endProgramDateTime;if(e>=(r||0))return null;s=s||0;for(let n=0;n<t.length;++n){const i=t[n];if(Ns(e,s,i))return i}return null}function Os(t,e,s=0,i=0,r=.005){let n=null;if(t){n=e[t.sn-e[0].sn+1]||null;const i=t.endDTS-s;i>0&&i<15e-7&&(s+=15e-7)}else 0===s&&0===e[0].start&&(n=e[0]);if(n&&((!t||t.level===n.level)&&0===Fs(s,i,n)||Ms(n,t,Math.min(r,i))))return n;const a=Ps.search(e,Fs.bind(null,s,i));return!a||a===t&&n?n:a}function Ms(t,e,s){if(e&&0===e.start&&e.level<t.level&&(e.endPTS||0)>0){const i=e.tagList.reduce((t,e)=>("INF"===e[0]&&(t+=parseFloat(e[1])),t),s);return t.start<=i}return!1}function Fs(t=0,e=0,s){if(s.start<=t&&s.start+s.duration>t)return 0;const i=Math.min(e,s.duration+(s.deltaPTS?s.deltaPTS:0));return s.start+s.duration-i<=t?1:s.start-i>t&&s.start?-1:0}function Ns(t,e,s){const i=1e3*Math.min(e,s.duration+(s.deltaPTS?s.deltaPTS:0)),r=s.endProgramDateTime||0;return r-i>t}function Us(t,e){return Ps.search(t,t=>t.cc<e?1:t.cc>e?-1:0)}var Bs={DoNothing:0,SendEndCallback:1,SendAlternateToPenaltyBox:2,RemoveAlternatePermanently:3,InsertDiscontinuity:4,RetryRequest:5},$s={None:0,MoveAllAlternatesMatchingHost:1,MoveAllAlternatesMatchingHDCP:2,SwitchToSDR:4};class Gs{constructor(t){this.hls=void 0,this.playlistError=0,this.penalizedRenditions={},this.log=void 0,this.warn=void 0,this.error=void 0,this.hls=t,this.log=R.log.bind(R,"[info]:"),this.warn=R.warn.bind(R,"[warning]:"),this.error=R.error.bind(R,"[error]:"),this.registerListeners()}registerListeners(){const t=this.hls;t.on(m.ERROR,this.onError,this),t.on(m.MANIFEST_LOADING,this.onManifestLoading,this),t.on(m.LEVEL_UPDATED,this.onLevelUpdated,this)}unregisterListeners(){const t=this.hls;t&&(t.off(m.ERROR,this.onError,this),t.off(m.ERROR,this.onErrorOut,this),t.off(m.MANIFEST_LOADING,this.onManifestLoading,this),t.off(m.LEVEL_UPDATED,this.onLevelUpdated,this))}destroy(){this.unregisterListeners(),this.hls=null,this.penalizedRenditions={}}startLoad(t){}stopLoad(){this.playlistError=0}getVariantLevelIndex(t){return(null==t?void 0:t.type)===Ue.MAIN?t.level:this.hls.loadLevel}onManifestLoading(){this.playlistError=0,this.penalizedRenditions={}}onLevelUpdated(){this.playlistError=0}onError(t,e){var s,i;if(e.fatal)return;const r=this.hls,n=e.context;switch(e.details){case E.FRAG_LOAD_ERROR:case E.FRAG_LOAD_TIMEOUT:case E.KEY_LOAD_ERROR:case E.KEY_LOAD_TIMEOUT:return void(e.errorAction=this.getFragRetryOrSwitchAction(e));case E.FRAG_PARSING_ERROR:if(null!=(s=e.frag)&&s.gap)return void(e.errorAction={action:Bs.DoNothing,flags:$s.None});case E.FRAG_GAP:case E.FRAG_DECRYPT_ERROR:return e.errorAction=this.getFragRetryOrSwitchAction(e),void(e.errorAction.action=Bs.SendAlternateToPenaltyBox);case E.LEVEL_EMPTY_ERROR:case E.LEVEL_PARSING_ERROR:{var a,o;const t=e.parent===Ue.MAIN?e.level:r.loadLevel;e.details===E.LEVEL_EMPTY_ERROR&&null!=(a=e.context)&&null!=(o=a.levelDetails)&&o.live?e.errorAction=this.getPlaylistRetryOrSwitchAction(e,t):(e.levelRetry=!1,e.errorAction=this.getLevelSwitchAction(e,t))}return;case E.LEVEL_LOAD_ERROR:case E.LEVEL_LOAD_TIMEOUT:return void("number"===typeof(null==n?void 0:n.level)&&(e.errorAction=this.getPlaylistRetryOrSwitchAction(e,n.level)));case E.AUDIO_TRACK_LOAD_ERROR:case E.AUDIO_TRACK_LOAD_TIMEOUT:case E.SUBTITLE_LOAD_ERROR:case E.SUBTITLE_TRACK_LOAD_TIMEOUT:if(n){const t=r.levels[r.loadLevel];if(t&&(n.type===Ne.AUDIO_TRACK&&t.hasAudioGroup(n.groupId)||n.type===Ne.SUBTITLE_TRACK&&t.hasSubtitleGroup(n.groupId)))return e.errorAction=this.getPlaylistRetryOrSwitchAction(e,r.loadLevel),e.errorAction.action=Bs.SendAlternateToPenaltyBox,void(e.errorAction.flags=$s.MoveAllAlternatesMatchingHost)}return;case E.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:{const t=r.levels[r.loadLevel],s=null==t?void 0:t.attrs["HDCP-LEVEL"];s?e.errorAction={action:Bs.SendAlternateToPenaltyBox,flags:$s.MoveAllAlternatesMatchingHDCP,hdcpLevel:s}:this.keySystemError(e)}return;case E.BUFFER_ADD_CODEC_ERROR:case E.REMUX_ALLOC_ERROR:case E.BUFFER_APPEND_ERROR:return void(e.errorAction=this.getLevelSwitchAction(e,null!=(i=e.level)?i:r.loadLevel));case E.INTERNAL_EXCEPTION:case E.BUFFER_APPENDING_ERROR:case E.BUFFER_FULL_ERROR:case E.LEVEL_SWITCH_ERROR:case E.BUFFER_STALLED_ERROR:case E.BUFFER_SEEK_OVER_HOLE:case E.BUFFER_NUDGE_ON_STALL:return void(e.errorAction={action:Bs.DoNothing,flags:$s.None})}e.type===p.KEY_SYSTEM_ERROR&&this.keySystemError(e)}keySystemError(t){const e=this.getVariantLevelIndex(t.frag);t.levelRetry=!1,t.errorAction=this.getLevelSwitchAction(t,e)}getPlaylistRetryOrSwitchAction(t,e){const s=this.hls,i=bs(s.config.playlistLoadPolicy,t),r=this.playlistError++,n=Cs(i,r,Is(t),t.response);if(n)return{action:Bs.RetryRequest,flags:$s.None,retryConfig:i,retryCount:r};const a=this.getLevelSwitchAction(t,e);return i&&(a.retryConfig=i,a.retryCount=r),a}getFragRetryOrSwitchAction(t){const e=this.hls,s=this.getVariantLevelIndex(t.frag),i=e.levels[s],{fragLoadPolicy:r,keyLoadPolicy:n}=e.config,a=bs(t.details.startsWith("key")?n:r,t),o=e.levels.reduce((t,e)=>t+e.fragmentError,0);if(i){t.details!==E.FRAG_GAP&&i.fragmentError++;const e=Cs(a,o,Is(t),t.response);if(e)return{action:Bs.RetryRequest,flags:$s.None,retryConfig:a,retryCount:o}}const l=this.getLevelSwitchAction(t,s);return a&&(l.retryConfig=a,l.retryCount=o),l}getLevelSwitchAction(t,e){const s=this.hls;null!==e&&void 0!==e||(e=s.loadLevel);const i=this.hls.levels[e];if(i){var r,n;const e=t.details;i.loadError++,e===E.BUFFER_APPEND_ERROR&&i.fragmentError++;let l=-1;const{levels:h,loadLevel:d,minAutoLevel:c,maxAutoLevel:u}=s;s.autoLevelEnabled||(s.loadLevel=-1);const f=null==(r=t.frag)?void 0:r.type,g=f===Ue.AUDIO&&e===E.FRAG_PARSING_ERROR||"audio"===t.sourceBufferName&&(e===E.BUFFER_ADD_CODEC_ERROR||e===E.BUFFER_APPEND_ERROR),m=g&&h.some(({audioCodec:t})=>i.audioCodec!==t),p="video"===t.sourceBufferName&&(e===E.BUFFER_ADD_CODEC_ERROR||e===E.BUFFER_APPEND_ERROR),T=p&&h.some(({codecSet:t,audioCodec:e})=>i.codecSet!==t&&i.audioCodec===e),{type:y,groupId:v}=null!=(n=t.context)?n:{};for(let s=h.length;s--;){const r=(s+d)%h.length;if(r!==d&&r>=c&&r<=u&&0===h[r].loadError){var a,o;const s=h[r];if(e===E.FRAG_GAP&&f===Ue.MAIN&&t.frag){const e=h[r].details;if(e){const s=Os(t.frag,e.fragments,t.frag.start);if(null!=s&&s.gap)continue}}else{if(y===Ne.AUDIO_TRACK&&s.hasAudioGroup(v)||y===Ne.SUBTITLE_TRACK&&s.hasSubtitleGroup(v))continue;if(f===Ue.AUDIO&&null!=(a=i.audioGroups)&&a.some(t=>s.hasAudioGroup(t))||f===Ue.SUBTITLE&&null!=(o=i.subtitleGroups)&&o.some(t=>s.hasSubtitleGroup(t))||m&&i.audioCodec===s.audioCodec||!m&&i.audioCodec!==s.audioCodec||T&&i.codecSet===s.codecSet)continue}l=r;break}}if(l>-1&&s.loadLevel!==l)return t.levelRetry=!0,this.playlistError=0,{action:Bs.SendAlternateToPenaltyBox,flags:$s.None,nextAutoLevel:l}}return{action:Bs.SendAlternateToPenaltyBox,flags:$s.MoveAllAlternatesMatchingHost}}onErrorOut(t,e){var s;switch(null==(s=e.errorAction)?void 0:s.action){case Bs.DoNothing:break;case Bs.SendAlternateToPenaltyBox:this.sendAlternateToPenaltyBox(e),e.errorAction.resolved||e.details===E.FRAG_GAP?/MediaSource readyState: ended/.test(e.error.message)&&(this.warn(`MediaSource ended after "${e.sourceBufferName}" sourceBuffer append error. Attempting to recover from media error.`),this.hls.recoverMediaError()):e.fatal=!0;break;case Bs.RetryRequest:break}e.fatal&&this.hls.stopLoad()}sendAlternateToPenaltyBox(t){const e=this.hls,s=t.errorAction;if(!s)return;const{flags:i,hdcpLevel:r,nextAutoLevel:n}=s;switch(i){case $s.None:this.switchLevel(t,n);break;case $s.MoveAllAlternatesMatchingHDCP:r&&(e.maxHdcpLevel=rs[rs.indexOf(r)-1],s.resolved=!0),this.warn(`Restricting playback to HDCP-LEVEL of "${e.maxHdcpLevel}" or lower`);break}s.resolved||this.switchLevel(t,n)}switchLevel(t,e){void 0!==e&&t.errorAction&&(this.warn(`switching to level ${e} after ${t.details}`),this.hls.nextAutoLevel=e,t.errorAction.resolved=!0,this.hls.nextLoadLevel=this.hls.nextAutoLevel)}}class Ks{constructor(t,e){this.hls=void 0,this.timer=-1,this.requestScheduled=-1,this.canLoad=!1,this.log=void 0,this.warn=void 0,this.log=R.log.bind(R,e+":"),this.warn=R.warn.bind(R,e+":"),this.hls=t}destroy(){this.clearTimer(),this.hls=this.log=this.warn=null}clearTimer(){-1!==this.timer&&(self.clearTimeout(this.timer),this.timer=-1)}startLoad(){this.canLoad=!0,this.requestScheduled=-1,this.loadPlaylist()}stopLoad(){this.canLoad=!1,this.clearTimer()}switchParams(t,e,s){const i=null==e?void 0:e.renditionReports;if(i){let n=-1;for(let s=0;s<i.length;s++){const a=i[s];let o;try{o=new self.URL(a.URI,e.url).href}catch(r){R.warn("Could not construct new URL for Rendition Report: "+r),o=a.URI||""}if(o===t){n=s;break}o===t.substring(0,o.length)&&(n=s)}if(-1!==n){const t=i[n],r=parseInt(t["LAST-MSN"])||(null==e?void 0:e.lastPartSn);let a=parseInt(t["LAST-PART"])||(null==e?void 0:e.lastPartIndex);if(this.hls.config.lowLatencyMode){const t=Math.min(e.age-e.partTarget,e.targetduration);a>=0&&t>e.partTarget&&(a+=1)}const o=s&&hs(s);return new ds(r,a>=0?a:void 0,o)}}}loadPlaylist(t){-1===this.requestScheduled&&(this.requestScheduled=self.performance.now())}shouldLoadPlaylist(t){return this.canLoad&&!!t&&!!t.url&&(!t.details||t.details.live)}shouldReloadPlaylist(t){return-1===this.timer&&-1===this.requestScheduled&&this.shouldLoadPlaylist(t)}playlistLoaded(t,e,s){const{details:i,stats:r}=e,n=self.performance.now(),a=r.loading.first?Math.max(0,n-r.loading.first):0;if(i.advancedDateTime=Date.now()-a,i.live||null!=s&&s.live){if(i.reloaded(s),s&&this.log(`live playlist ${t} ${i.advanced?"REFRESHED "+i.lastPartSn+"-"+i.lastPartIndex:i.updated?"UPDATED":"MISSED"}`),s&&i.fragments.length>0&&ms(s,i),!this.canLoad||!i.live)return;let a,o=void 0,l=void 0;if(i.canBlockReload&&i.endSN&&i.advanced){const t=this.hls.config.lowLatencyMode,r=i.lastPartSn,n=i.endSN,h=i.lastPartIndex,d=-1!==h,c=r===n,u=t?0:h;d?(o=c?n+1:r,l=c?u:h+1):o=n+1;const f=i.age,g=f+i.ageHeader;let m=Math.min(g-i.partTarget,1.5*i.targetduration);if(m>0){if(s&&m>s.tuneInGoal)this.warn(`CDN Tune-in goal increased from: ${s.tuneInGoal} to: ${m} with playlist age: ${i.age}`),m=0;else{const t=Math.floor(m/i.targetduration);if(o+=t,void 0!==l){const t=Math.round(m%i.targetduration/i.partTarget);l+=t}this.log(`CDN Tune-in age: ${i.ageHeader}s last advanced ${f.toFixed(2)}s goal: ${m} skip sn ${t} to part ${l}`)}i.tuneInGoal=m}if(a=this.getDeliveryDirectives(i,e.deliveryDirectives,o,l),t||!c)return void this.loadPlaylist(a)}else(i.canBlockReload||i.canSkipUntil)&&(a=this.getDeliveryDirectives(i,e.deliveryDirectives,o,l));const h=this.hls.mainForwardBufferInfo,d=h?h.end-h.len:0,c=1e3*(i.edge-d),u=Ss(i,c);i.updated&&n>this.requestScheduled+u&&(this.requestScheduled=r.loading.start),void 0!==o&&i.canBlockReload?this.requestScheduled=r.loading.first+u-(1e3*i.partTarget||1e3):-1===this.requestScheduled||this.requestScheduled+u<n?this.requestScheduled=n:this.requestScheduled-n<=0&&(this.requestScheduled+=u);let f=this.requestScheduled-n;f=Math.max(0,f),this.log(`reload live playlist ${t} in ${Math.round(f)} ms`),this.timer=self.setTimeout(()=>this.loadPlaylist(a),f)}else this.clearTimer()}getDeliveryDirectives(t,e,s,i){let r=hs(t);return null!=e&&e.skip&&t.deltaUpdateFailed&&(s=e.msn,i=e.part,r=ls.No),new ds(s,i,r)}checkRetry(t){const e=t.details,s=Is(t),i=t.errorAction,{action:r,retryCount:n=0,retryConfig:a}=i||{},o=!!i&&!!a&&(r===Bs.RetryRequest||!i.resolved&&r===Bs.SendAlternateToPenaltyBox);if(o){var l;if(this.requestScheduled=-1,n>=a.maxNumRetry)return!1;if(s&&null!=(l=t.context)&&l.deliveryDirectives)this.warn(`Retrying playlist loading ${n+1}/${a.maxNumRetry} after "${e}" without delivery-directives`),this.loadPlaylist();else{const t=ks(a,n);this.timer=self.setTimeout(()=>this.loadPlaylist(),t),this.warn(`Retrying playlist loading ${n+1}/${a.maxNumRetry} after "${e}" in ${t}ms`)}t.levelRetry=!0,i.resolved=!0}return o}}class Hs{constructor(t,e=0,s=0){this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=t,this.alpha_=t?Math.exp(Math.log(.5)/t):0,this.estimate_=e,this.totalWeight_=s}sample(t,e){const s=Math.pow(this.alpha_,t);this.estimate_=e*(1-s)+s*this.estimate_,this.totalWeight_+=t}getTotalWeight(){return this.totalWeight_}getEstimate(){if(this.alpha_){const t=1-Math.pow(this.alpha_,this.totalWeight_);if(t)return this.estimate_/t}return this.estimate_}}class Vs{constructor(t,e,s,i=100){this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultTTFB_=void 0,this.ttfb_=void 0,this.defaultEstimate_=s,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new Hs(t),this.fast_=new Hs(e),this.defaultTTFB_=i,this.ttfb_=new Hs(t)}update(t,e){const{slow_:s,fast_:i,ttfb_:r}=this;s.halfLife!==t&&(this.slow_=new Hs(t,s.getEstimate(),s.getTotalWeight())),i.halfLife!==e&&(this.fast_=new Hs(e,i.getEstimate(),i.getTotalWeight())),r.halfLife!==t&&(this.ttfb_=new Hs(t,r.getEstimate(),r.getTotalWeight()))}sample(t,e){t=Math.max(t,this.minDelayMs_);const s=8*e,i=t/1e3,r=s/i;this.fast_.sample(i,r),this.slow_.sample(i,r)}sampleTTFB(t){const e=t/1e3,s=Math.sqrt(2)*Math.exp(-Math.pow(e,2)/2);this.ttfb_.sample(s,Math.max(t,5))}canEstimate(){return this.fast_.getTotalWeight()>=this.minWeight_}getEstimate(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_}getEstimateTTFB(){return this.ttfb_.getTotalWeight()>=this.minWeight_?this.ttfb_.getEstimate():this.defaultTTFB_}destroy(){}}const Ys={supported:!0,configurations:[],decodingInfoResults:[{supported:!0,powerEfficient:!0,smooth:!0}]},Ws={};function js(t,e,s,i,r,n){const a=t.audioCodec?t.audioGroups:null,o=null==n?void 0:n.audioCodec,l=null==n?void 0:n.channels,h=l?parseInt(l):o?1/0:2;let d=null;if(null!=a&&a.length)try{d=1===a.length&&a[0]?e.groups[a[0]].channels:a.reduce((t,s)=>{if(s){const i=e.groups[s];if(!i)throw new Error(`Audio track group ${s} not found`);Object.keys(i.channels).forEach(e=>{t[e]=(t[e]||0)+i.channels[e]})}return t},{2:0})}catch(c){return!0}return void 0!==t.videoCodec&&(t.width>1920&&t.height>1088||t.height>1920&&t.width>1088||t.frameRate>Math.max(i,30)||"SDR"!==t.videoRange&&t.videoRange!==s||t.bitrate>Math.max(r,8e6))||!!d&&u(h)&&Object.keys(d).some(t=>parseInt(t)>h)}function qs(t,e,s){const i=t.videoCodec,r=t.audioCodec;if(!i||!r||!s)return Promise.resolve(Ys);const n={width:t.width,height:t.height,bitrate:Math.ceil(Math.max(.9*t.bitrate,t.averageBitrate)),framerate:t.frameRate||30},a=t.videoRange;"SDR"!==a&&(n.transferFunction=a.toLowerCase());const l=i.split(",").map(t=>({type:"media-source",video:o(o({},n),{},{contentType:ge(t,"video")})}));return r&&t.audioGroups&&t.audioGroups.forEach(t=>{var s;t&&(null==(s=e.groups[t])||s.tracks.forEach(e=>{if(e.groupId===t){const t=e.channels||"",s=parseFloat(t);u(s)&&s>2&&l.push.apply(l,r.split(",").map(t=>({type:"media-source",audio:{contentType:ge(t,"audio"),channels:""+s}})))}}))}),Promise.all(l.map(t=>{const e=Xs(t);return Ws[e]||(Ws[e]=s.decodingInfo(t))})).then(t=>({supported:!t.some(t=>!t.supported),configurations:l,decodingInfoResults:t})).catch(t=>({supported:!1,configurations:l,decodingInfoResults:[],error:t}))}function Xs(t){const{audio:e,video:s}=t,i=s||e;if(i){const t=i.contentType.split('"')[1];if(s)return`r${s.height}x${s.width}f${Math.ceil(s.framerate)}${s.transferFunction||"sd"}_${t}_${Math.ceil(s.bitrate/1e5)}`;if(e)return`c${e.channels}${e.spatialRendering?"s":"n"}_${t}`}return""}function zs(){if("function"===typeof matchMedia){const t=matchMedia("(dynamic-range: high)"),e=matchMedia("bad query");if(t.media!==e.media)return!0===t.matches}return!1}function Qs(t,e){let s=!1,i=[];return t&&(s="SDR"!==t,i=[t]),e&&(i=e.allowedVideoRanges||as.slice(0),s=void 0!==e.preferHDR?e.preferHDR:zs(),i=s?i.filter(t=>"SDR"!==t):["SDR"]),{preferHDR:s,allowedVideoRanges:i}}function Js(t,e,s,i,r){const n=Object.keys(t),a=null==i?void 0:i.channels,o=null==i?void 0:i.audioCodec,l=a&&2===parseInt(a);let h=!0,d=!1,c=1/0,f=1/0,g=1/0,m=0,p=[];const{preferHDR:E,allowedVideoRanges:T}=Qs(e,r);for(let u=n.length;u--;){const e=t[n[u]];h=e.channels[2]>0,c=Math.min(c,e.minHeight),f=Math.min(f,e.minFramerate),g=Math.min(g,e.minBitrate);const s=T.filter(t=>e.videoRanges[t]>0);s.length>0&&(d=!0,p=s)}c=u(c)?c:0,f=u(f)?f:0;const y=Math.max(1080,c),v=Math.max(30,f);g=u(g)?g:s,s=Math.max(g,s),d||(e=void 0,p=[]);const S=n.reduce((e,i)=>{const r=t[i];if(i===e)return e;if(r.minBitrate>s)return Zs(i,`min bitrate of ${r.minBitrate} > current estimate of ${s}`),e;if(!r.hasDefaultAudio)return Zs(i,"no renditions with default or auto-select sound found"),e;if(o&&i.indexOf(o.substring(0,4))%5!==0)return Zs(i,`audio codec preference "${o}" not found`),e;if(a&&!l){if(!r.channels[a])return Zs(i,`no renditions with ${a} channel sound found (channels options: ${Object.keys(r.channels)})`),e}else if((!o||l)&&h&&0===r.channels["2"])return Zs(i,"no renditions with stereo sound found"),e;return r.minHeight>y?(Zs(i,`min resolution of ${r.minHeight} > maximum of ${y}`),e):r.minFramerate>v?(Zs(i,`min framerate of ${r.minFramerate} > maximum of ${v}`),e):p.some(t=>r.videoRanges[t]>0)?r.maxScore<m?(Zs(i,`max score of ${r.maxScore} < selected max of ${m}`),e):e&&(pe(i)>=pe(e)||r.fragmentError>t[e].fragmentError)?e:(m=r.maxScore,i):(Zs(i,`no variants with VIDEO-RANGE of ${JSON.stringify(p)} found`),e)},void 0);return{codecSet:S,videoRanges:p,preferHDR:E,minFramerate:f,minBitrate:g}}function Zs(t,e){R.log(`[abr] start candidates with "${t}" ignored because ${e}`)}function ti(t){return t.reduce((t,e)=>{let s=t.groups[e.groupId];s||(s=t.groups[e.groupId]={tracks:[],channels:{2:0},hasDefault:!1,hasAutoSelect:!1}),s.tracks.push(e);const i=e.channels||"2";return s.channels[i]=(s.channels[i]||0)+1,s.hasDefault=s.hasDefault||e.default,s.hasAutoSelect=s.hasAutoSelect||e.autoselect,s.hasDefault&&(t.hasDefaultAudio=!0),s.hasAutoSelect&&(t.hasAutoSelectAudio=!0),t},{hasDefaultAudio:!1,hasAutoSelectAudio:!1,groups:{}})}function ei(t,e,s,i){return t.slice(s,i+1).reduce((t,s)=>{if(!s.codecSet)return t;const i=s.audioGroups;let r=t[s.codecSet];r||(t[s.codecSet]=r={minBitrate:1/0,minHeight:1/0,minFramerate:1/0,maxScore:0,videoRanges:{SDR:0},channels:{2:0},hasDefaultAudio:!i,fragmentError:0}),r.minBitrate=Math.min(r.minBitrate,s.bitrate);const n=Math.min(s.height,s.width);return r.minHeight=Math.min(r.minHeight,n),r.minFramerate=Math.min(r.minFramerate,s.frameRate),r.maxScore=Math.max(r.maxScore,s.score),r.fragmentError+=s.fragmentError,r.videoRanges[s.videoRange]=(r.videoRanges[s.videoRange]||0)+1,i&&i.forEach(t=>{if(!t)return;const s=e.groups[t];s&&(r.hasDefaultAudio=r.hasDefaultAudio||e.hasDefaultAudio?s.hasDefault:s.hasAutoSelect||!e.hasDefaultAudio&&!e.hasAutoSelectAudio,Object.keys(s.channels).forEach(t=>{r.channels[t]=(r.channels[t]||0)+s.channels[t]}))}),t},{})}function si(t,e,s){if("attrs"in t){const s=e.indexOf(t);if(-1!==s)return s}for(let i=0;i<e.length;i++){const r=e[i];if(ii(t,r,s))return i}return-1}function ii(t,e,s){const{groupId:i,name:r,lang:n,assocLang:a,characteristics:o,default:l}=t,h=t.forced;return(void 0===i||e.groupId===i)&&(void 0===r||e.name===r)&&(void 0===n||e.lang===n)&&(void 0===n||e.assocLang===a)&&(void 0===l||e.default===l)&&(void 0===h||e.forced===h)&&(void 0===o||ri(o,e.characteristics))&&(void 0===s||s(t,e))}function ri(t,e=""){const s=t.split(","),i=e.split(",");return s.length===i.length&&!s.some(t=>-1===i.indexOf(t))}function ni(t,e){const{audioCodec:s,channels:i}=t;return(void 0===s||(e.audioCodec||"").substring(0,4)===s.substring(0,4))&&(void 0===i||i===(e.channels||"2"))}function ai(t,e,s,i,r){const n=e[i],a=e.reduce((t,e,s)=>{const i=e.uri,r=t[i]||(t[i]=[]);return r.push(s),t},{}),o=a[n.uri];o.length>1&&(i=Math.max.apply(Math,o));const l=n.videoRange,h=n.frameRate,d=n.codecSet.substring(0,4),c=oi(e,i,e=>{if(e.videoRange!==l||e.frameRate!==h||e.codecSet.substring(0,4)!==d)return!1;const i=e.audioGroups,n=s.filter(t=>!i||-1!==i.indexOf(t.groupId));return si(t,n,r)>-1});return c>-1?c:oi(e,i,e=>{const i=e.audioGroups,n=s.filter(t=>!i||-1!==i.indexOf(t.groupId));return si(t,n,r)>-1})}function oi(t,e,s){for(let i=e;i;i--)if(s(t[i]))return i;for(let i=e+1;i<t.length;i++)if(s(t[i]))return i;return-1}class li{constructor(t){this.hls=void 0,this.lastLevelLoadSec=0,this.lastLoadedFragLevel=-1,this.firstSelection=-1,this._nextAutoLevel=-1,this.nextAutoLevelKey="",this.audioTracksByGroup=null,this.codecTiers=null,this.timer=-1,this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this._abandonRulesCheck=()=>{const{fragCurrent:t,partCurrent:e,hls:s}=this,{autoLevelEnabled:i,media:r}=s;if(!t||!r)return;const n=performance.now(),a=e?e.stats:t.stats,o=e?e.duration:t.duration,l=n-a.loading.start,h=s.minAutoLevel;if(a.aborted||a.loaded&&a.loaded===a.total||t.level<=h)return this.clearTimer(),void(this._nextAutoLevel=-1);if(!i||r.paused||!r.playbackRate||!r.readyState)return;const d=s.mainForwardBufferInfo;if(null===d)return;const c=this.bwEstimator.getEstimateTTFB(),f=Math.abs(r.playbackRate);if(l<=Math.max(c,o/(2*f)*1e3))return;const g=d.len/f,p=a.loading.first?a.loading.first-a.loading.start:-1,E=a.loaded&&p>-1,T=this.getBwEstimate(),y=s.levels,v=y[t.level],S=a.total||Math.max(a.loaded,Math.round(o*v.averageBitrate/8));let A=E?l-p:l;A<1&&E&&(A=Math.min(l,8*a.loaded/T));const L=E?1e3*a.loaded/A:0,D=L?(S-a.loaded)/L:8*S/T+c/1e3;if(D<=g)return;const I=L?8*L:T;let b,k=Number.POSITIVE_INFINITY;for(b=t.level-1;b>h;b--){const t=y[b].maxBitrate;if(k=this.getTimeToLoadFrag(c/1e3,I,o*t,!y[b].details),k<g)break}if(k>=D)return;if(k>10*o)return;s.nextLoadLevel=s.nextAutoLevel=b,E?this.bwEstimator.sample(l-Math.min(c,p),a.loaded):this.bwEstimator.sampleTTFB(l);const w=y[b].maxBitrate;this.getBwEstimate()*this.hls.config.abrBandWidthUpFactor>w&&this.resetEstimator(w),this.clearTimer(),R.warn(`[abr] Fragment ${t.sn}${e?" part "+e.index:""} of level ${t.level} is loading too slowly;\n      Time to underbuffer: ${g.toFixed(3)} s\n      Estimated load time for current fragment: ${D.toFixed(3)} s\n      Estimated load time for down switch fragment: ${k.toFixed(3)} s\n      TTFB estimate: ${0|p} ms\n      Current BW estimate: ${u(T)?0|T:"Unknown"} bps\n      New BW estimate: ${0|this.getBwEstimate()} bps\n      Switching to level ${b} @ ${0|w} bps`),s.trigger(m.FRAG_LOAD_EMERGENCY_ABORTED,{frag:t,part:e,stats:a})},this.hls=t,this.bwEstimator=this.initEstimator(),this.registerListeners()}resetEstimator(t){t&&(R.log("setting initial bwe to "+t),this.hls.config.abrEwmaDefaultEstimate=t),this.firstSelection=-1,this.bwEstimator=this.initEstimator()}initEstimator(){const t=this.hls.config;return new Vs(t.abrEwmaSlowVoD,t.abrEwmaFastVoD,t.abrEwmaDefaultEstimate)}registerListeners(){const{hls:t}=this;t.on(m.MANIFEST_LOADING,this.onManifestLoading,this),t.on(m.FRAG_LOADING,this.onFragLoading,this),t.on(m.FRAG_LOADED,this.onFragLoaded,this),t.on(m.FRAG_BUFFERED,this.onFragBuffered,this),t.on(m.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(m.LEVEL_LOADED,this.onLevelLoaded,this),t.on(m.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(m.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),t.on(m.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t&&(t.off(m.MANIFEST_LOADING,this.onManifestLoading,this),t.off(m.FRAG_LOADING,this.onFragLoading,this),t.off(m.FRAG_LOADED,this.onFragLoaded,this),t.off(m.FRAG_BUFFERED,this.onFragBuffered,this),t.off(m.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(m.LEVEL_LOADED,this.onLevelLoaded,this),t.off(m.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(m.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),t.off(m.ERROR,this.onError,this))}destroy(){this.unregisterListeners(),this.clearTimer(),this.hls=this._abandonRulesCheck=null,this.fragCurrent=this.partCurrent=null}onManifestLoading(t,e){this.lastLoadedFragLevel=-1,this.firstSelection=-1,this.lastLevelLoadSec=0,this.fragCurrent=this.partCurrent=null,this.onLevelsUpdated(),this.clearTimer()}onLevelsUpdated(){this.lastLoadedFragLevel>-1&&this.fragCurrent&&(this.lastLoadedFragLevel=this.fragCurrent.level),this._nextAutoLevel=-1,this.onMaxAutoLevelUpdated(),this.codecTiers=null,this.audioTracksByGroup=null}onMaxAutoLevelUpdated(){this.firstSelection=-1,this.nextAutoLevelKey=""}onFragLoading(t,e){const s=e.frag;if(!this.ignoreFragment(s)){var i;if(!s.bitrateTest)this.fragCurrent=s,this.partCurrent=null!=(i=e.part)?i:null;this.clearTimer(),this.timer=self.setInterval(this._abandonRulesCheck,100)}}onLevelSwitching(t,e){this.clearTimer()}onError(t,e){if(!e.fatal)switch(e.details){case E.BUFFER_ADD_CODEC_ERROR:case E.BUFFER_APPEND_ERROR:this.lastLoadedFragLevel=-1,this.firstSelection=-1;break;case E.FRAG_LOAD_TIMEOUT:{const t=e.frag,{fragCurrent:s,partCurrent:i}=this;if(t&&s&&t.sn===s.sn&&t.level===s.level){const e=performance.now(),s=i?i.stats:t.stats,r=e-s.loading.start,n=s.loading.first?s.loading.first-s.loading.start:-1,a=s.loaded&&n>-1;if(a){const t=this.bwEstimator.getEstimateTTFB();this.bwEstimator.sample(r-Math.min(t,n),s.loaded)}else this.bwEstimator.sampleTTFB(r)}break}}}getTimeToLoadFrag(t,e,s,i){const r=t+s/e,n=i?this.lastLevelLoadSec:0;return r+n}onLevelLoaded(t,e){const s=this.hls.config,{loading:i}=e.stats,r=i.end-i.start;u(r)&&(this.lastLevelLoadSec=r/1e3),e.details.live?this.bwEstimator.update(s.abrEwmaSlowLive,s.abrEwmaFastLive):this.bwEstimator.update(s.abrEwmaSlowVoD,s.abrEwmaFastVoD)}onFragLoaded(t,{frag:e,part:s}){const i=s?s.stats:e.stats;if(e.type===Ue.MAIN&&this.bwEstimator.sampleTTFB(i.loading.first-i.loading.start),!this.ignoreFragment(e)){if(this.clearTimer(),e.level===this._nextAutoLevel&&(this._nextAutoLevel=-1),this.firstSelection=-1,this.hls.config.abrMaxWithRealBitrate){const t=s?s.duration:e.duration,r=this.hls.levels[e.level],n=(r.loaded?r.loaded.bytes:0)+i.loaded,a=(r.loaded?r.loaded.duration:0)+t;r.loaded={bytes:n,duration:a},r.realBitrate=Math.round(8*n/a)}if(e.bitrateTest){const t={stats:i,frag:e,part:s,id:e.type};this.onFragBuffered(m.FRAG_BUFFERED,t),e.bitrateTest=!1}else this.lastLoadedFragLevel=e.level}}onFragBuffered(t,e){const{frag:s,part:i}=e,r=null!=i&&i.stats.loaded?i.stats:s.stats;if(r.aborted)return;if(this.ignoreFragment(s))return;const n=r.parsing.end-r.loading.start-Math.min(r.loading.first-r.loading.start,this.bwEstimator.getEstimateTTFB());this.bwEstimator.sample(n,r.loaded),r.bwEstimate=this.getBwEstimate(),s.bitrateTest?this.bitrateTestDelay=n/1e3:this.bitrateTestDelay=0}ignoreFragment(t){return t.type!==Ue.MAIN||"initSegment"===t.sn}clearTimer(){this.timer>-1&&(self.clearInterval(this.timer),this.timer=-1)}get firstAutoLevel(){const{maxAutoLevel:t,minAutoLevel:e}=this.hls,s=this.getBwEstimate(),i=this.hls.config.maxStarvationDelay,r=this.findBestLevel(s,e,t,0,i,1,1);if(r>-1)return r;const n=this.hls.firstLevel,a=Math.min(Math.max(n,e),t);return R.warn(`[abr] Could not find best starting auto level. Defaulting to first in playlist ${n} clamped to ${a}`),a}get forcedAutoLevel(){return this.nextAutoLevelKey?-1:this._nextAutoLevel}get nextAutoLevel(){const t=this.forcedAutoLevel,e=this.bwEstimator,s=e.canEstimate(),i=this.lastLoadedFragLevel>-1;if(-1!==t&&(!s||!i||this.nextAutoLevelKey===this.getAutoLevelKey()))return t;const r=s&&i?this.getNextABRAutoLevel():this.firstAutoLevel;if(-1!==t){const e=this.hls.levels;if(e.length>Math.max(t,r)&&e[t].loadError<=e[r].loadError)return t}return this._nextAutoLevel=r,this.nextAutoLevelKey=this.getAutoLevelKey(),r}getAutoLevelKey(){return`${this.getBwEstimate()}_${this.getStarvationDelay().toFixed(2)}`}getNextABRAutoLevel(){const{fragCurrent:t,partCurrent:e,hls:s}=this,{maxAutoLevel:i,config:r,minAutoLevel:n}=s,a=e?e.duration:t?t.duration:0,o=this.getBwEstimate(),l=this.getStarvationDelay();let h=r.abrBandWidthFactor,d=r.abrBandWidthUpFactor;if(l){const t=this.findBestLevel(o,n,i,l,0,h,d);if(t>=0)return t}let c=a?Math.min(a,r.maxStarvationDelay):r.maxStarvationDelay;if(!l){const t=this.bitrateTestDelay;if(t){const e=a?Math.min(a,r.maxLoadingDelay):r.maxLoadingDelay;c=e-t,R.info(`[abr] bitrate test took ${Math.round(1e3*t)}ms, set first fragment max fetchDuration to ${Math.round(1e3*c)} ms`),h=d=1}}const u=this.findBestLevel(o,n,i,l,c,h,d);if(R.info(`[abr] ${l?"rebuffering expected":"buffer is empty"}, optimal quality level ${u}`),u>-1)return u;const f=s.levels[n],g=s.levels[s.loadLevel];return(null==f?void 0:f.bitrate)<(null==g?void 0:g.bitrate)?n:s.loadLevel}getStarvationDelay(){const t=this.hls,e=t.media;if(!e)return 1/0;const s=e&&0!==e.playbackRate?Math.abs(e.playbackRate):1,i=t.mainForwardBufferInfo;return(i?i.len:0)/s}getBwEstimate(){return this.bwEstimator.canEstimate()?this.bwEstimator.getEstimate():this.hls.config.abrEwmaDefaultEstimate}findBestLevel(t,e,s,i,r,n,a){var o;const l=i+r,h=this.lastLoadedFragLevel,d=-1===h?this.hls.firstLevel:h,{fragCurrent:c,partCurrent:f}=this,{levels:g,allAudioTracks:m,loadLevel:p,config:E}=this.hls;if(1===g.length)return 0;const T=g[d],y=!(null==T||null==(o=T.details)||!o.live),v=-1===p||-1===h;let S,A="SDR",L=(null==T?void 0:T.frameRate)||0;const{audioPreference:D,videoPreference:I}=E,b=this.audioTracksByGroup||(this.audioTracksByGroup=ti(m));if(v){if(-1!==this.firstSelection)return this.firstSelection;const i=this.codecTiers||(this.codecTiers=ei(g,b,e,s)),r=Js(i,A,t,D,I),{codecSet:n,videoRanges:a,minFramerate:o,minBitrate:l,preferHDR:h}=r;S=n,A=h?a[a.length-1]:a[0],L=o,t=Math.max(t,l),R.log("[abr] picked start tier "+JSON.stringify(r))}else S=null==T?void 0:T.codecSet,A=null==T?void 0:T.videoRange;const k=f?f.duration:c?c.duration:0,w=this.bwEstimator.getEstimateTTFB()/1e3,C=[];for(let P=s;P>=e;P--){var _;const e=g[P],o=P>d;if(!e)continue;if(E.useMediaCapabilities&&!e.supportedResult&&!e.supportedPromise){const s=navigator.mediaCapabilities;"function"===typeof(null==s?void 0:s.decodingInfo)&&js(e,b,A,L,t,D)?(e.supportedPromise=qs(e,b,s),e.supportedPromise.then(t=>{if(!this.hls)return;e.supportedResult=t;const s=this.hls.levels,i=s.indexOf(e);t.error?R.warn(`[abr] MediaCapabilities decodingInfo error: "${t.error}" for level ${i} ${JSON.stringify(t)}`):t.supported||(R.warn(`[abr] Unsupported MediaCapabilities decodingInfo result for level ${i} ${JSON.stringify(t)}`),i>-1&&s.length>1&&(R.log("[abr] Removing unsupported level "+i),this.hls.removeLevel(i)))})):e.supportedResult=Ys}if(S&&e.codecSet!==S||A&&e.videoRange!==A||o&&L>e.frameRate||!o&&L>0&&L<e.frameRate||e.supportedResult&&(null==(_=e.supportedResult.decodingInfoResults)||!_[0].smooth)){C.push(P);continue}const c=e.details,m=(f?null==c?void 0:c.partTarget:null==c?void 0:c.averagetargetduration)||k;let I;I=o?a*t:n*t;const x=k&&i>=2*k&&0===r?g[P].averageBitrate:g[P].maxBitrate,O=this.getTimeToLoadFrag(w,I,x*m,void 0===c),M=I>=x&&(P===h||0===e.loadError&&0===e.fragmentError)&&(O<=w||!u(O)||y&&!this.bitrateTestDelay||O<l);if(M){const t=this.forcedAutoLevel;return P===p||-1!==t&&t===p||(C.length&&R.trace(`[abr] Skipped level(s) ${C.join(",")} of ${s} max with CODECS and VIDEO-RANGE:"${g[C[0]].codecs}" ${g[C[0]].videoRange}; not compatible with "${T.codecs}" ${A}`),R.info(`[abr] switch candidate:${d}->${P} adjustedbw(${Math.round(I)})-bitrate=${Math.round(I-x)} ttfb:${w.toFixed(1)} avgDuration:${m.toFixed(1)} maxFetchDuration:${l.toFixed(1)} fetchDuration:${O.toFixed(1)} firstSelection:${v} codecSet:${S} videoRange:${A} hls.loadLevel:${p}`)),v&&(this.firstSelection=P),P}}return-1}set nextAutoLevel(t){const{maxAutoLevel:e,minAutoLevel:s}=this.hls,i=Math.min(Math.max(t,s),e);this._nextAutoLevel!==i&&(this.nextAutoLevelKey="",this._nextAutoLevel=i)}}class hi{constructor(){this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}destroy(){this.onHandlerDestroying(),this.onHandlerDestroyed()}onHandlerDestroying(){this.clearNextTick(),this.clearInterval()}onHandlerDestroyed(){}hasInterval(){return!!this._tickInterval}hasNextTick(){return!!this._tickTimer}setInterval(t){return!this._tickInterval&&(this._tickCallCount=0,this._tickInterval=self.setInterval(this._boundTick,t),!0)}clearInterval(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)}clearNextTick(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)}tick(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)}tickImmediate(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)}doTick(){}}var di={NOT_LOADED:"NOT_LOADED",APPENDING:"APPENDING",PARTIAL:"PARTIAL",OK:"OK"};class ci{constructor(t){this.activePartLists=Object.create(null),this.endListFragments=Object.create(null),this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hasGaps=!1,this.hls=t,this._registerListeners()}_registerListeners(){const{hls:t}=this;t.on(m.BUFFER_APPENDED,this.onBufferAppended,this),t.on(m.FRAG_BUFFERED,this.onFragBuffered,this),t.on(m.FRAG_LOADED,this.onFragLoaded,this)}_unregisterListeners(){const{hls:t}=this;t.off(m.BUFFER_APPENDED,this.onBufferAppended,this),t.off(m.FRAG_BUFFERED,this.onFragBuffered,this),t.off(m.FRAG_LOADED,this.onFragLoaded,this)}destroy(){this._unregisterListeners(),this.fragments=this.activePartLists=this.endListFragments=this.timeRanges=null}getAppendedFrag(t,e){const s=this.activePartLists[e];if(s)for(let i=s.length;i--;){const e=s[i];if(!e)break;const r=e.end;if(e.start<=t&&null!==r&&t<=r)return e}return this.getBufferedFrag(t,e)}getBufferedFrag(t,e){const{fragments:s}=this,i=Object.keys(s);for(let r=i.length;r--;){const n=s[i[r]];if((null==n?void 0:n.body.type)===e&&n.buffered){const e=n.body;if(e.start<=t&&t<=e.end)return e}}return null}detectEvictedFragments(t,e,s,i){this.timeRanges&&(this.timeRanges[t]=e);const r=(null==i?void 0:i.fragment.sn)||-1;Object.keys(this.fragments).forEach(i=>{const n=this.fragments[i];if(!n)return;if(r>=n.body.sn)return;if(!n.buffered&&!n.loaded)return void(n.body.type===s&&this.removeFragment(n.body));const a=n.range[t];a&&a.time.some(t=>{const s=!this.isTimeBuffered(t.startPTS,t.endPTS,e);return s&&this.removeFragment(n.body),s})})}detectPartialFragments(t){const e=this.timeRanges,{frag:s,part:i}=t;if(!e||"initSegment"===s.sn)return;const r=fi(s),n=this.fragments[r];if(!n||n.buffered&&s.gap)return;const a=!s.relurl;if(Object.keys(e).forEach(t=>{const r=s.elementaryStreams[t];if(!r)return;const o=e[t],l=a||!0===r.partial;n.range[t]=this.getBufferedTimes(s,i,l,o)}),n.loaded=null,Object.keys(n.range).length){n.buffered=!0;const t=n.body.endList=s.endList||n.body.endList;t&&(this.endListFragments[n.body.type]=n),ui(n)||this.removeParts(s.sn-1,s.type)}else this.removeFragment(n.body)}removeParts(t,e){const s=this.activePartLists[e];s&&(this.activePartLists[e]=s.filter(e=>e.fragment.sn>=t))}fragBuffered(t,e){const s=fi(t);let i=this.fragments[s];!i&&e&&(i=this.fragments[s]={body:t,appendedPTS:null,loaded:null,buffered:!1,range:Object.create(null)},t.gap&&(this.hasGaps=!0)),i&&(i.loaded=null,i.buffered=!0)}getBufferedTimes(t,e,s,i){const r={time:[],partial:s},n=t.start,a=t.end,o=t.minEndPTS||a,l=t.maxStartPTS||n;for(let h=0;h<i.length;h++){const t=i.start(h)-this.bufferPadding,e=i.end(h)+this.bufferPadding;if(l>=t&&o<=e){r.time.push({startPTS:Math.max(n,i.start(h)),endPTS:Math.min(a,i.end(h))});break}if(n<e&&a>t){const t=Math.max(n,i.start(h)),e=Math.min(a,i.end(h));e>t&&(r.partial=!0,r.time.push({startPTS:t,endPTS:e}))}else if(a<=t)break}return r}getPartialFragment(t){let e,s,i,r=null,n=0;const{bufferPadding:a,fragments:o}=this;return Object.keys(o).forEach(l=>{const h=o[l];h&&ui(h)&&(s=h.body.start-a,i=h.body.end+a,t>=s&&t<=i&&(e=Math.min(t-s,i-t),n<=e&&(r=h.body,n=e)))}),r}isEndListAppended(t){const e=this.endListFragments[t];return void 0!==e&&(e.buffered||ui(e))}getState(t){const e=fi(t),s=this.fragments[e];return s?s.buffered?ui(s)?di.PARTIAL:di.OK:di.APPENDING:di.NOT_LOADED}isTimeBuffered(t,e,s){let i,r;for(let n=0;n<s.length;n++){if(i=s.start(n)-this.bufferPadding,r=s.end(n)+this.bufferPadding,t>=i&&e<=r)return!0;if(e<=i)return!1}return!1}onFragLoaded(t,e){const{frag:s,part:i}=e;if("initSegment"===s.sn||s.bitrateTest)return;const r=i?null:e,n=fi(s);this.fragments[n]={body:s,appendedPTS:null,loaded:r,buffered:!1,range:Object.create(null)}}onBufferAppended(t,e){const{frag:s,part:i,timeRanges:r}=e;if("initSegment"===s.sn)return;const n=s.type;if(i){let t=this.activePartLists[n];t||(this.activePartLists[n]=t=[]),t.push(i)}this.timeRanges=r,Object.keys(r).forEach(t=>{const e=r[t];this.detectEvictedFragments(t,e,n,i)})}onFragBuffered(t,e){this.detectPartialFragments(e)}hasFragment(t){const e=fi(t);return!!this.fragments[e]}hasParts(t){var e;return!(null==(e=this.activePartLists[t])||!e.length)}removeFragmentsInRange(t,e,s,i,r){i&&!this.hasGaps||Object.keys(this.fragments).forEach(n=>{const a=this.fragments[n];if(!a)return;const o=a.body;o.type!==s||i&&!o.gap||o.start<e&&o.end>t&&(a.buffered||r)&&this.removeFragment(o)})}removeFragment(t){const e=fi(t);t.stats.loaded=0,t.clearElementaryStreamInfo();const s=this.activePartLists[t.type];if(s){const e=t.sn;this.activePartLists[t.type]=s.filter(t=>t.fragment.sn!==e)}delete this.fragments[e],t.endList&&delete this.endListFragments[t.type]}removeAllFragments(){this.fragments=Object.create(null),this.endListFragments=Object.create(null),this.activePartLists=Object.create(null),this.hasGaps=!1}}function ui(t){var e,s,i;return t.buffered&&(t.body.gap||(null==(e=t.range.video)?void 0:e.partial)||(null==(s=t.range.audio)?void 0:s.partial)||(null==(i=t.range.audiovideo)?void 0:i.partial))}function fi(t){return`${t.type}_${t.level}_${t.sn}`}const gi={length:0,start:()=>0,end:()=>0};class mi{static isBuffered(t,e){try{if(t){const s=mi.getBuffered(t);for(let t=0;t<s.length;t++)if(e>=s.start(t)&&e<=s.end(t))return!0}}catch(s){}return!1}static bufferInfo(t,e,s){try{if(t){const i=mi.getBuffered(t),r=[];let n;for(n=0;n<i.length;n++)r.push({start:i.start(n),end:i.end(n)});return this.bufferedInfo(r,e,s)}}catch(i){}return{len:0,start:e,end:e,nextStart:void 0}}static bufferedInfo(t,e,s){e=Math.max(0,e),t.sort((function(t,e){const s=t.start-e.start;return s||e.end-t.end}));let i=[];if(s)for(let l=0;l<t.length;l++){const e=i.length;if(e){const r=i[e-1].end;t[l].start-r<s?t[l].end>r&&(i[e-1].end=t[l].end):i.push(t[l])}else i.push(t[l])}else i=t;let r,n=0,a=e,o=e;for(let l=0;l<i.length;l++){const t=i[l].start,h=i[l].end;if(e+s>=t&&e<h)a=t,o=h,n=o-e;else if(e+s<t){r=t;break}}return{len:n,start:a||0,end:o||0,nextStart:r}}static getBuffered(t){try{return t.buffered}catch(e){return R.log("failed to get media.buffered",e),gi}}}class pi{constructor(t,e,s,i=0,r=-1,n=!1){this.level=void 0,this.sn=void 0,this.part=void 0,this.id=void 0,this.size=void 0,this.partial=void 0,this.transmuxing=Ei(),this.buffering={audio:Ei(),video:Ei(),audiovideo:Ei()},this.level=t,this.sn=e,this.id=s,this.size=i,this.part=r,this.partial=n}}function Ei(){return{start:0,executeStart:0,executeEnd:0,end:0}}function Ti(t,e){for(let i=0,r=t.length;i<r;i++){var s;if((null==(s=t[i])?void 0:s.cc)===e)return t[i]}return null}function yi(t,e,s){return!(!e||!(s.endCC>s.startCC||t&&t.cc<s.startCC))}function vi(t,e){const s=t.fragments,i=e.fragments;if(!i.length||!s.length)return void R.log("No fragments to align");const r=Ti(s,i[0].cc);if(r&&(!r||r.startPTS))return r;R.log("No frag in previous level to align on")}function Si(t,e){if(t){const s=t.start+e;t.start=t.startPTS=s,t.endPTS=s+t.duration}}function Ai(t,e){const s=e.fragments;for(let i=0,r=s.length;i<r;i++)Si(s[i],t);e.fragmentHint&&Si(e.fragmentHint,t),e.alignedSliding=!0}function Li(t,e,s){e&&(Ri(t,s,e),!s.alignedSliding&&e&&Di(s,e),s.alignedSliding||!e||s.skippedSegments||ys(e,s))}function Ri(t,e,s){if(yi(t,s,e)){const t=vi(s,e);t&&u(t.start)&&(R.log("Adjusting PTS using last level due to CC increase within current level "+e.url),Ai(t.start,e))}}function Di(t,e){if(!t.hasProgramDateTime||!e.hasProgramDateTime)return;const s=t.fragments,i=e.fragments;if(!s.length||!i.length)return;let r,n;const a=Math.min(e.endCC,t.endCC);e.startCC<a&&t.startCC<a&&(r=Ti(i,a),n=Ti(s,a)),r&&n||(r=i[Math.floor(i.length/2)],n=Ti(s,r.cc)||s[Math.floor(s.length/2)]);const o=r.programDateTime,l=n.programDateTime;if(!o||!l)return;const h=(l-o)/1e3-(n.start-r.start);Ai(h,t)}const Ii=Math.pow(2,17);class bi{constructor(t){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=t}destroy(){this.loader&&(this.loader.destroy(),this.loader=null)}abort(){this.loader&&this.loader.abort()}load(t,e){const s=t.url;if(!s)return Promise.reject(new Ci({type:p.NETWORK_ERROR,details:E.FRAG_LOAD_ERROR,fatal:!1,frag:t,error:new Error("Fragment does not have a "+(s?"part list":"url")),networkDetails:null}));this.abort();const i=this.config,r=i.fLoader,n=i.loader;return new Promise((a,l)=>{if(this.loader&&this.loader.destroy(),t.gap){if(t.tagList.some(t=>"GAP"===t[0]))return void l(wi(t));t.gap=!1}const h=this.loader=t.loader=r?new r(i):new n(i),d=ki(t),c=ws(i.fragLoadPolicy.default),u={loadPolicy:c,timeout:c.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:"initSegment"===t.sn?1/0:Ii};t.stats=h.stats,h.load(d,u,{onSuccess:(e,s,i,r)=>{this.resetLoader(t,h);let n=e.data;i.resetIV&&t.decryptdata&&(t.decryptdata.iv=new Uint8Array(n.slice(0,16)),n=n.slice(16)),a({frag:t,part:null,payload:n,networkDetails:r})},onError:(e,i,r,n)=>{this.resetLoader(t,h),l(new Ci({type:p.NETWORK_ERROR,details:E.FRAG_LOAD_ERROR,fatal:!1,frag:t,response:o({url:s,data:void 0},e),error:new Error(`HTTP Error ${e.code} ${e.text}`),networkDetails:r,stats:n}))},onAbort:(e,s,i)=>{this.resetLoader(t,h),l(new Ci({type:p.NETWORK_ERROR,details:E.INTERNAL_ABORTED,fatal:!1,frag:t,error:new Error("Aborted"),networkDetails:i,stats:e}))},onTimeout:(e,s,i)=>{this.resetLoader(t,h),l(new Ci({type:p.NETWORK_ERROR,details:E.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,error:new Error(`Timeout after ${u.timeout}ms`),networkDetails:i,stats:e}))},onProgress:(s,i,r,n)=>{e&&e({frag:t,part:null,payload:r,networkDetails:n})}})})}loadPart(t,e,s){this.abort();const i=this.config,r=i.fLoader,n=i.loader;return new Promise((a,l)=>{if(this.loader&&this.loader.destroy(),t.gap||e.gap)return void l(wi(t,e));const h=this.loader=t.loader=r?new r(i):new n(i),d=ki(t,e),c=ws(i.fragLoadPolicy.default),u={loadPolicy:c,timeout:c.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:Ii};e.stats=h.stats,h.load(d,u,{onSuccess:(i,r,n,o)=>{this.resetLoader(t,h),this.updateStatsFromPart(t,e);const l={frag:t,part:e,payload:i.data,networkDetails:o};s(l),a(l)},onError:(s,i,r,n)=>{this.resetLoader(t,h),l(new Ci({type:p.NETWORK_ERROR,details:E.FRAG_LOAD_ERROR,fatal:!1,frag:t,part:e,response:o({url:d.url,data:void 0},s),error:new Error(`HTTP Error ${s.code} ${s.text}`),networkDetails:r,stats:n}))},onAbort:(s,i,r)=>{t.stats.aborted=e.stats.aborted,this.resetLoader(t,h),l(new Ci({type:p.NETWORK_ERROR,details:E.INTERNAL_ABORTED,fatal:!1,frag:t,part:e,error:new Error("Aborted"),networkDetails:r,stats:s}))},onTimeout:(s,i,r)=>{this.resetLoader(t,h),l(new Ci({type:p.NETWORK_ERROR,details:E.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,part:e,error:new Error(`Timeout after ${u.timeout}ms`),networkDetails:r,stats:s}))}})})}updateStatsFromPart(t,e){const s=t.stats,i=e.stats,r=i.total;if(s.loaded+=i.loaded,r){const i=Math.round(t.duration/e.duration),n=Math.min(Math.round(s.loaded/r),i),a=i-n,o=a*Math.round(s.loaded/n);s.total=s.loaded+o}else s.total=Math.max(s.loaded,s.total);const n=s.loading,a=i.loading;n.start?n.first+=a.first-a.start:(n.start=a.start,n.first=a.first),n.end=a.end}resetLoader(t,e){t.loader=null,this.loader===e&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),e.destroy()}}function ki(t,e=null){const s=e||t,i={frag:t,part:e,responseType:"arraybuffer",url:s.url,headers:{},rangeStart:0,rangeEnd:0},r=s.byteRangeStartOffset,n=s.byteRangeEndOffset;if(u(r)&&u(n)){var a;let e=r,s=n;if("initSegment"===t.sn&&"AES-128"===(null==(a=t.decryptdata)?void 0:a.method)){const t=n-r;t%16&&(s=n+(16-t%16)),0!==r&&(i.resetIV=!0,e=r-16)}i.rangeStart=e,i.rangeEnd=s}return i}function wi(t,e){const s=new Error(`GAP ${t.gap?"tag":"attribute"} found`),i={type:p.MEDIA_ERROR,details:E.FRAG_GAP,fatal:!1,frag:t,error:s,networkDetails:null};return e&&(i.part=e),(e||t).stats.aborted=!0,new Ci(i)}class Ci extends Error{constructor(t){super(t.error.message),this.data=void 0,this.data=t}}class _i{constructor(t,e){this.subtle=void 0,this.aesIV=void 0,this.subtle=t,this.aesIV=e}decrypt(t,e){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},e,t)}}class Pi{constructor(t,e){this.subtle=void 0,this.key=void 0,this.subtle=t,this.key=e}expandKey(){return this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])}}function xi(t){const e=t.byteLength,s=e&&new DataView(t.buffer).getUint8(e-1);return s?tt(t,0,e-s):t}class Oi{constructor(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}uint8ArrayToUint32Array_(t){const e=new DataView(t),s=new Uint32Array(4);for(let i=0;i<4;i++)s[i]=e.getUint32(4*i);return s}initTable(){const t=this.sBox,e=this.invSBox,s=this.subMix,i=s[0],r=s[1],n=s[2],a=s[3],o=this.invSubMix,l=o[0],h=o[1],d=o[2],c=o[3],u=new Uint32Array(256);let f=0,g=0,m=0;for(m=0;m<256;m++)u[m]=m<128?m<<1:m<<1^283;for(m=0;m<256;m++){let s=g^g<<1^g<<2^g<<3^g<<4;s=s>>>8^255&s^99,t[f]=s,e[s]=f;const o=u[f],m=u[o],p=u[m];let E=257*u[s]^16843008*s;i[f]=E<<24|E>>>8,r[f]=E<<16|E>>>16,n[f]=E<<8|E>>>24,a[f]=E,E=16843009*p^65537*m^257*o^16843008*f,l[s]=E<<24|E>>>8,h[s]=E<<16|E>>>16,d[s]=E<<8|E>>>24,c[s]=E,f?(f=o^u[u[u[p^o]]],g^=u[u[g]]):f=g=1}}expandKey(t){const e=this.uint8ArrayToUint32Array_(t);let s=!0,i=0;while(i<e.length&&s)s=e[i]===this.key[i],i++;if(s)return;this.key=e;const r=this.keySize=e.length;if(4!==r&&6!==r&&8!==r)throw new Error("Invalid aes key size="+r);const n=this.ksRows=4*(r+6+1);let a,o;const l=this.keySchedule=new Uint32Array(n),h=this.invKeySchedule=new Uint32Array(n),d=this.sBox,c=this.rcon,u=this.invSubMix,f=u[0],g=u[1],m=u[2],p=u[3];let E,T;for(a=0;a<n;a++)a<r?E=l[a]=e[a]:(T=E,a%r===0?(T=T<<8|T>>>24,T=d[T>>>24]<<24|d[T>>>16&255]<<16|d[T>>>8&255]<<8|d[255&T],T^=c[a/r|0]<<24):r>6&&a%r===4&&(T=d[T>>>24]<<24|d[T>>>16&255]<<16|d[T>>>8&255]<<8|d[255&T]),l[a]=E=(l[a-r]^T)>>>0);for(o=0;o<n;o++)a=n-o,T=3&o?l[a]:l[a-4],h[o]=o<4||a<=4?T:f[d[T>>>24]]^g[d[T>>>16&255]]^m[d[T>>>8&255]]^p[d[255&T]],h[o]=h[o]>>>0}networkToHostOrderSwap(t){return t<<24|(65280&t)<<8|(16711680&t)>>8|t>>>24}decrypt(t,e,s){const i=this.keySize+6,r=this.invKeySchedule,n=this.invSBox,a=this.invSubMix,o=a[0],l=a[1],h=a[2],d=a[3],c=this.uint8ArrayToUint32Array_(s);let u=c[0],f=c[1],g=c[2],m=c[3];const p=new Int32Array(t),E=new Int32Array(p.length);let T,y,v,S,A,L,R,D,I,b,k,w,C,_;const P=this.networkToHostOrderSwap;while(e<p.length){for(I=P(p[e]),b=P(p[e+1]),k=P(p[e+2]),w=P(p[e+3]),A=I^r[0],L=w^r[1],R=k^r[2],D=b^r[3],C=4,_=1;_<i;_++)T=o[A>>>24]^l[L>>16&255]^h[R>>8&255]^d[255&D]^r[C],y=o[L>>>24]^l[R>>16&255]^h[D>>8&255]^d[255&A]^r[C+1],v=o[R>>>24]^l[D>>16&255]^h[A>>8&255]^d[255&L]^r[C+2],S=o[D>>>24]^l[A>>16&255]^h[L>>8&255]^d[255&R]^r[C+3],A=T,L=y,R=v,D=S,C+=4;T=n[A>>>24]<<24^n[L>>16&255]<<16^n[R>>8&255]<<8^n[255&D]^r[C],y=n[L>>>24]<<24^n[R>>16&255]<<16^n[D>>8&255]<<8^n[255&A]^r[C+1],v=n[R>>>24]<<24^n[D>>16&255]<<16^n[A>>8&255]<<8^n[255&L]^r[C+2],S=n[D>>>24]<<24^n[A>>16&255]<<16^n[L>>8&255]<<8^n[255&R]^r[C+3],E[e]=P(T^u),E[e+1]=P(S^f),E[e+2]=P(v^g),E[e+3]=P(y^m),u=I,f=b,g=k,m=w,e+=4}return E.buffer}}const Mi=16;class Fi{constructor(t,{removePKCS7Padding:e=!0}={}){if(this.logEnabled=!0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.useSoftware=void 0,this.useSoftware=t.enableSoftwareAES,this.removePKCS7Padding=e,e)try{const t=self.crypto;t&&(this.subtle=t.subtle||t.webkitSubtle)}catch(s){}this.useSoftware=!this.subtle}destroy(){this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null}isSync(){return this.useSoftware}flush(){const{currentResult:t,remainderData:e}=this;if(!t||e)return this.reset(),null;const s=new Uint8Array(t);return this.reset(),this.removePKCS7Padding?xi(s):s}reset(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)}decrypt(t,e,s){return this.useSoftware?new Promise((i,r)=>{this.softwareDecrypt(new Uint8Array(t),e,s);const n=this.flush();n?i(n.buffer):r(new Error("[softwareDecrypt] Failed to decrypt data"))}):this.webCryptoDecrypt(new Uint8Array(t),e,s)}softwareDecrypt(t,e,s){const{currentIV:i,currentResult:r,remainderData:n}=this;this.logOnce("JS AES decrypt"),n&&(t=Ht(n,t),this.remainderData=null);const a=this.getValidChunk(t);if(!a.length)return null;i&&(s=i);let o=this.softwareDecrypter;o||(o=this.softwareDecrypter=new Oi),o.expandKey(e);const l=r;return this.currentResult=o.decrypt(a.buffer,0,s),this.currentIV=tt(a,-16).buffer,l||null}webCryptoDecrypt(t,e,s){if(this.key!==e||!this.fastAesKey){if(!this.subtle)return Promise.resolve(this.onWebCryptoError(t,e,s));this.key=e,this.fastAesKey=new Pi(this.subtle,e)}return this.fastAesKey.expandKey().then(e=>{if(!this.subtle)return Promise.reject(new Error("web crypto not initialized"));this.logOnce("WebCrypto AES decrypt");const i=new _i(this.subtle,new Uint8Array(s));return i.decrypt(t.buffer,e)}).catch(i=>(R.warn(`[decrypter]: WebCrypto Error, disable WebCrypto API, ${i.name}: ${i.message}`),this.onWebCryptoError(t,e,s)))}onWebCryptoError(t,e,s){this.useSoftware=!0,this.logEnabled=!0,this.softwareDecrypt(t,e,s);const i=this.flush();if(i)return i.buffer;throw new Error("WebCrypto and softwareDecrypt: failed to decrypt data")}getValidChunk(t){let e=t;const s=t.length-t.length%Mi;return s!==t.length&&(e=tt(t,0,s),this.remainderData=tt(t,s)),e}logOnce(t){this.logEnabled&&(R.log("[decrypter]: "+t),this.logEnabled=!1)}}const Ni={toString:function(t){let e="";const s=t.length;for(let i=0;i<s;i++)e+=`[${t.start(i).toFixed(3)}-${t.end(i).toFixed(3)}]`;return e}},Ui={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"};class Bi extends hi{constructor(t,e,s,i,r){super(),this.hls=void 0,this.fragPrevious=null,this.fragCurrent=null,this.fragmentTracker=void 0,this.transmuxer=null,this._state=Ui.STOPPED,this.playlistType=void 0,this.media=null,this.mediaBuffer=null,this.config=void 0,this.bitrateTest=!1,this.lastCurrentTime=0,this.nextLoadPosition=0,this.startPosition=0,this.startTimeOffset=null,this.loadedmetadata=!1,this.retryDate=0,this.levels=null,this.fragmentLoader=void 0,this.keyLoader=void 0,this.levelLastLoaded=null,this.startFragRequested=!1,this.decrypter=void 0,this.initPTS=[],this.onvseeking=null,this.onvended=null,this.logPrefix="",this.log=void 0,this.warn=void 0,this.playlistType=r,this.logPrefix=i,this.log=R.log.bind(R,i+":"),this.warn=R.warn.bind(R,i+":"),this.hls=t,this.fragmentLoader=new bi(t.config),this.keyLoader=s,this.fragmentTracker=e,this.config=t.config,this.decrypter=new Fi(t.config),t.on(m.MANIFEST_LOADED,this.onManifestLoaded,this)}doTick(){this.onTickEnd()}onTickEnd(){}startLoad(t){}stopLoad(){this.fragmentLoader.abort(),this.keyLoader.abort(this.playlistType);const t=this.fragCurrent;null!=t&&t.loader&&(t.abortRequests(),this.fragmentTracker.removeFragment(t)),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=Ui.STOPPED}_streamEnded(t,e){if(e.live||t.nextStart||!t.end||!this.media)return!1;const s=e.partList;if(null!=s&&s.length){const t=s[s.length-1],e=mi.isBuffered(this.media,t.start+t.duration/2);return e}const i=e.fragments[e.fragments.length-1].type;return this.fragmentTracker.isEndListAppended(i)}getLevelDetails(){var t;if(this.levels&&null!==this.levelLastLoaded)return null==(t=this.levelLastLoaded)?void 0:t.details}onMediaAttached(t,e){const s=this.media=this.mediaBuffer=e.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),s.addEventListener("seeking",this.onvseeking),s.addEventListener("ended",this.onvended);const i=this.config;this.levels&&i.autoStartLoad&&this.state===Ui.STOPPED&&this.startLoad(i.startPosition)}onMediaDetaching(){const t=this.media;null!=t&&t.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),t&&this.onvseeking&&this.onvended&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.keyLoader&&this.keyLoader.detach(),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()}onMediaSeeking(){const{config:t,fragCurrent:e,media:s,mediaBuffer:i,state:r}=this,n=s?s.currentTime:0,a=mi.bufferInfo(i||s,n,t.maxBufferHole);if(this.log(`media seeking to ${u(n)?n.toFixed(3):n}, state: ${r}`),this.state===Ui.ENDED)this.resetLoadingState();else if(e){const s=t.maxFragLookUpTolerance,i=e.start-s,r=e.start+e.duration+s;if(!a.len||r<a.start||i>a.end){const t=n>r;(n<i||t)&&(t&&e.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),e.abortRequests(),this.resetLoadingState()),this.fragPrevious=null)}}s&&(this.fragmentTracker.removeFragmentsInRange(n,1/0,this.playlistType,!0),this.lastCurrentTime=n),this.loadedmetadata||a.len||(this.nextLoadPosition=this.startPosition=n),this.tickImmediate()}onMediaEnded(){this.startPosition=this.lastCurrentTime=0}onManifestLoaded(t,e){this.startTimeOffset=e.startTimeOffset,this.initPTS=[]}onHandlerDestroying(){this.hls.off(m.MANIFEST_LOADED,this.onManifestLoaded,this),this.stopLoad(),super.onHandlerDestroying(),this.hls=null}onHandlerDestroyed(){this.state=Ui.STOPPED,this.fragmentLoader&&this.fragmentLoader.destroy(),this.keyLoader&&this.keyLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.keyLoader=this.fragmentLoader=this.fragmentTracker=null,super.onHandlerDestroyed()}loadFragment(t,e,s){this._loadFragForPlayback(t,e,s)}_loadFragForPlayback(t,e,s){const i=e=>{if(this.fragContextChanged(t))return this.warn(`Fragment ${t.sn}${e.part?" p: "+e.part.index:""} of level ${t.level} was dropped during download.`),void this.fragmentTracker.removeFragment(t);t.stats.chunkCount++,this._handleFragmentLoadProgress(e)};this._doFragLoad(t,e,s,i).then(e=>{if(!e)return;const s=this.state;this.fragContextChanged(t)?(s===Ui.FRAG_LOADING||!this.fragCurrent&&s===Ui.PARSING)&&(this.fragmentTracker.removeFragment(t),this.state=Ui.IDLE):("payload"in e&&(this.log(`Loaded fragment ${t.sn} of level ${t.level}`),this.hls.trigger(m.FRAG_LOADED,e)),this._handleFragmentLoadComplete(e))}).catch(e=>{this.state!==Ui.STOPPED&&this.state!==Ui.ERROR&&(this.warn("Frag error: "+((null==e?void 0:e.message)||e)),this.resetFragmentLoading(t))})}clearTrackerIfNeeded(t){var e;const{fragmentTracker:s}=this,i=s.getState(t);if(i===di.APPENDING){const e=t.type,i=this.getFwdBufferInfo(this.mediaBuffer,e),r=Math.max(t.duration,i?i.len:this.config.maxBufferLength),n=this.backtrackFragment,a=n?t.sn-n.sn:0;(1===a||this.reduceMaxBufferLength(r))&&s.removeFragment(t)}else 0===(null==(e=this.mediaBuffer)?void 0:e.buffered.length)?s.removeAllFragments():s.hasParts(t.type)&&(s.detectPartialFragments({frag:t,part:null,stats:t.stats,id:t.type}),s.getState(t)===di.PARTIAL&&s.removeFragment(t))}checkLiveUpdate(t){if(t.updated&&!t.live){const e=t.fragments[t.fragments.length-1];this.fragmentTracker.detectPartialFragments({frag:e,part:null,stats:e.stats,id:e.type})}t.fragments[0]||(t.deltaUpdateFailed=!0)}flushMainBuffer(t,e,s=null){if(!(t-e))return;const i={startOffset:t,endOffset:e,type:s};this.hls.trigger(m.BUFFER_FLUSHING,i)}_loadInitSegment(t,e){this._doFragLoad(t,e).then(e=>{if(!e||this.fragContextChanged(t)||!this.levels)throw new Error("init load aborted");return e}).then(e=>{const{hls:s}=this,{payload:i}=e,r=t.decryptdata;if(i&&i.byteLength>0&&null!=r&&r.key&&r.iv&&"AES-128"===r.method){const n=self.performance.now();return this.decrypter.decrypt(new Uint8Array(i),r.key.buffer,r.iv.buffer).catch(e=>{throw s.trigger(m.ERROR,{type:p.MEDIA_ERROR,details:E.FRAG_DECRYPT_ERROR,fatal:!1,error:e,reason:e.message,frag:t}),e}).then(i=>{const r=self.performance.now();return s.trigger(m.FRAG_DECRYPTED,{frag:t,payload:i,stats:{tstart:n,tdecrypt:r}}),e.payload=i,this.completeInitSegmentLoad(e)})}return this.completeInitSegmentLoad(e)}).catch(e=>{this.state!==Ui.STOPPED&&this.state!==Ui.ERROR&&(this.warn(e),this.resetFragmentLoading(t))})}completeInitSegmentLoad(t){const{levels:e}=this;if(!e)throw new Error("init load aborted, missing levels");const s=t.frag.stats;this.state=Ui.IDLE,t.frag.data=new Uint8Array(t.payload),s.parsing.start=s.buffering.start=self.performance.now(),s.parsing.end=s.buffering.end=self.performance.now(),this.tick()}fragContextChanged(t){const{fragCurrent:e}=this;return!t||!e||t.sn!==e.sn||t.level!==e.level}fragBufferedComplete(t,e){var s,i,r,n;const a=this.mediaBuffer?this.mediaBuffer:this.media;if(this.log(`Buffered ${t.type} sn: ${t.sn}${e?" part: "+e.index:""} of ${this.playlistType===Ue.MAIN?"level":"track"} ${t.level} (frag:[${(null!=(s=t.startPTS)?s:NaN).toFixed(3)}-${(null!=(i=t.endPTS)?i:NaN).toFixed(3)}] > buffer:${a?Ni.toString(mi.getBuffered(a)):"(detached)"})`),"initSegment"!==t.sn){var o;if(t.type!==Ue.SUBTITLE){const e=t.elementaryStreams;if(!Object.keys(e).some(t=>!!e[t]))return void(this.state=Ui.IDLE)}const e=null==(o=this.levels)?void 0:o[t.level];null!=e&&e.fragmentError&&(this.log(`Resetting level fragment error count of ${e.fragmentError} on frag buffered`),e.fragmentError=0)}this.state=Ui.IDLE,a&&(!this.loadedmetadata&&t.type==Ue.MAIN&&a.buffered.length&&(null==(r=this.fragCurrent)?void 0:r.sn)===(null==(n=this.fragPrevious)?void 0:n.sn)&&(this.loadedmetadata=!0,this.seekToStartPos()),this.tick())}seekToStartPos(){}_handleFragmentLoadComplete(t){const{transmuxer:e}=this;if(!e)return;const{frag:s,part:i,partsLoaded:r}=t,n=!r||0===r.length||r.some(t=>!t),a=new pi(s.level,s.sn,s.stats.chunkCount+1,0,i?i.index:-1,!n);e.flush(a)}_handleFragmentLoadProgress(t){}_doFragLoad(t,e,s=null,i){var r;const n=null==e?void 0:e.details;if(!this.levels||!n)throw new Error(`frag load aborted, missing level${n?"":" detail"}s`);let a=null;if(!t.encrypted||null!=(r=t.decryptdata)&&r.key?!t.encrypted&&n.encryptedFragments.length&&this.keyLoader.loadClear(t,n.encryptedFragments):(this.log(`Loading key for ${t.sn} of [${n.startSN}-${n.endSN}], ${"[stream-controller]"===this.logPrefix?"level":"track"} ${t.level}`),this.state=Ui.KEY_LOADING,this.fragCurrent=t,a=this.keyLoader.load(t).then(t=>{if(!this.fragContextChanged(t.frag))return this.hls.trigger(m.KEY_LOADED,t),this.state===Ui.KEY_LOADING&&(this.state=Ui.IDLE),t}),this.hls.trigger(m.KEY_LOADING,{frag:t}),null===this.fragCurrent&&(a=Promise.reject(new Error("frag load aborted, context changed in KEY_LOADING")))),s=Math.max(t.start,s||0),this.config.lowLatencyMode&&"initSegment"!==t.sn){const r=n.partList;if(r&&i){s>t.end&&n.fragmentHint&&(t=n.fragmentHint);const o=this.getNextPart(r,t,s);if(o>-1){const l=r[o];let h;return this.log(`Loading part sn: ${t.sn} p: ${l.index} cc: ${t.cc} of playlist [${n.startSN}-${n.endSN}] parts [0-${o}-${r.length-1}] ${"[stream-controller]"===this.logPrefix?"level":"track"}: ${t.level}, target: ${parseFloat(s.toFixed(3))}`),this.nextLoadPosition=l.start+l.duration,this.state=Ui.FRAG_LOADING,h=a?a.then(s=>!s||this.fragContextChanged(s.frag)?null:this.doFragPartsLoad(t,l,e,i)).catch(t=>this.handleFragLoadError(t)):this.doFragPartsLoad(t,l,e,i).catch(t=>this.handleFragLoadError(t)),this.hls.trigger(m.FRAG_LOADING,{frag:t,part:l,targetBufferTime:s}),null===this.fragCurrent?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING parts")):h}if(!t.url||this.loadedEndOfParts(r,s))return Promise.resolve(null)}}this.log(`Loading fragment ${t.sn} cc: ${t.cc} ${n?"of ["+n.startSN+"-"+n.endSN+"] ":""}${"[stream-controller]"===this.logPrefix?"level":"track"}: ${t.level}, target: ${parseFloat(s.toFixed(3))}`),u(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=Ui.FRAG_LOADING;const o=this.config.progressive;let l;return l=o&&a?a.then(e=>!e||this.fragContextChanged(null==e?void 0:e.frag)?null:this.fragmentLoader.load(t,i)).catch(t=>this.handleFragLoadError(t)):Promise.all([this.fragmentLoader.load(t,o?i:void 0),a]).then(([t])=>(!o&&t&&i&&i(t),t)).catch(t=>this.handleFragLoadError(t)),this.hls.trigger(m.FRAG_LOADING,{frag:t,targetBufferTime:s}),null===this.fragCurrent?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING")):l}doFragPartsLoad(t,e,s,i){return new Promise((r,n)=>{var a;const o=[],l=null==(a=s.details)?void 0:a.partList,h=e=>{this.fragmentLoader.loadPart(t,e,i).then(i=>{o[e.index]=i;const n=i.part;this.hls.trigger(m.FRAG_LOADED,i);const a=Ls(s,t.sn,e.index+1)||Rs(l,t.sn,e.index+1);if(!a)return r({frag:t,part:n,partsLoaded:o});h(a)}).catch(n)};h(e)})}handleFragLoadError(t){if("data"in t){const e=t.data;t.data&&e.details===E.INTERNAL_ABORTED?this.handleFragLoadAborted(e.frag,e.part):this.hls.trigger(m.ERROR,e)}else this.hls.trigger(m.ERROR,{type:p.OTHER_ERROR,details:E.INTERNAL_EXCEPTION,err:t,error:t,fatal:!0});return null}_handleTransmuxerFlush(t){const e=this.getCurrentContext(t);if(!e||this.state!==Ui.PARSING)return void(this.fragCurrent||this.state===Ui.STOPPED||this.state===Ui.ERROR||(this.state=Ui.IDLE));const{frag:s,part:i,level:r}=e,n=self.performance.now();s.stats.parsing.end=n,i&&(i.stats.parsing.end=n),this.updateLevelTiming(s,i,r,t.partial)}getCurrentContext(t){const{levels:e,fragCurrent:s}=this,{level:i,sn:r,part:n}=t;if(null==e||!e[i])return this.warn(`Levels object was unset while buffering fragment ${r} of level ${i}. The current chunk will not be buffered.`),null;const a=e[i],o=n>-1?Ls(a,r,n):null,l=o?o.fragment:As(a,r,s);return l?(s&&s!==l&&(l.stats=s.stats),{frag:l,part:o,level:a}):null}bufferFragmentData(t,e,s,i,r){var n;if(!t||this.state!==Ui.PARSING)return;const{data1:a,data2:o}=t;let l=a;if(a&&o&&(l=Ht(a,o)),null==(n=l)||!n.length)return;const h={type:t.type,frag:e,part:s,chunkMeta:i,parent:e.type,data:l};if(this.hls.trigger(m.BUFFER_APPENDING,h),t.dropped&&t.independent&&!s){if(r)return;this.flushBufferGap(e)}}flushBufferGap(t){const e=this.media;if(!e)return;if(!mi.isBuffered(e,e.currentTime))return void this.flushMainBuffer(0,t.start);const s=e.currentTime,i=mi.bufferInfo(e,s,0),r=t.duration,n=Math.min(2*this.config.maxFragLookUpTolerance,.25*r),a=Math.max(Math.min(t.start-n,i.end-n),s+n);t.start-a>n&&this.flushMainBuffer(a,t.start)}getFwdBufferInfo(t,e){const s=this.getLoadPosition();return u(s)?this.getFwdBufferInfoAtPos(t,s,e):null}getFwdBufferInfoAtPos(t,e,s){const{config:{maxBufferHole:i}}=this,r=mi.bufferInfo(t,e,i);if(0===r.len&&void 0!==r.nextStart){const n=this.fragmentTracker.getBufferedFrag(e,s);if(n&&r.nextStart<n.end)return mi.bufferInfo(t,e,Math.max(r.nextStart,i))}return r}getMaxBufferLength(t){const{config:e}=this;let s;return s=t?Math.max(8*e.maxBufferSize/t,e.maxBufferLength):e.maxBufferLength,Math.min(s,e.maxMaxBufferLength)}reduceMaxBufferLength(t){const e=this.config,s=t||e.maxBufferLength,i=e.maxMaxBufferLength/2;return i>=s&&(e.maxMaxBufferLength=i,this.warn(`Reduce max buffer length to ${i}s`),!0)}getAppendedFrag(t,e=Ue.MAIN){const s=this.fragmentTracker.getAppendedFrag(t,Ue.MAIN);return s&&"fragment"in s?s.fragment:s}getNextFragment(t,e){const s=e.fragments,i=s.length;if(!i)return null;const{config:r}=this,n=s[0].start;let a;if(e.live){const o=r.initialLiveManifestSize;if(i<o)return this.warn(`Not enough fragments to start playback (have: ${i}, need: ${o})`),null;(!e.PTSKnown&&!this.startFragRequested&&-1===this.startPosition||t<n)&&(a=this.getInitialLiveFragment(e,s),this.startPosition=this.nextLoadPosition=a?this.hls.liveSyncPosition||a.start:t)}else t<=n&&(a=s[0]);if(!a){const s=r.lowLatencyMode?e.partEnd:e.fragmentEnd;a=this.getFragmentAtPosition(t,s,e)}return this.mapToInitFragWhenRequired(a)}isLoopLoading(t,e){const s=this.fragmentTracker.getState(t);return(s===di.OK||s===di.PARTIAL&&!!t.gap)&&this.nextLoadPosition>e}getNextFragmentLoopLoading(t,e,s,i,r){const n=t.gap,a=this.getNextFragment(this.nextLoadPosition,e);if(null===a)return a;if(t=a,n&&t&&!t.gap&&s.nextStart){const e=this.getFwdBufferInfoAtPos(this.mediaBuffer?this.mediaBuffer:this.media,s.nextStart,i);if(null!==e&&s.len+e.len>=r)return this.log(`buffer full after gaps in "${i}" playlist starting at sn: ${t.sn}`),null}return t}mapToInitFragWhenRequired(t){return null==t||!t.initSegment||null!=t&&t.initSegment.data||this.bitrateTest?t:t.initSegment}getNextPart(t,e,s){let i=-1,r=!1,n=!0;for(let a=0,o=t.length;a<o;a++){const o=t[a];if(n=n&&!o.independent,i>-1&&s<o.start)break;const l=o.loaded;l?i=-1:(r||o.independent||n)&&o.fragment===e&&(i=a),r=l}return i}loadedEndOfParts(t,e){const s=t[t.length-1];return s&&e>s.start&&s.loaded}getInitialLiveFragment(t,e){const s=this.fragPrevious;let i=null;if(s){if(t.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+s.programDateTime),i=xs(e,s.endProgramDateTime,this.config.maxFragLookUpTolerance)),!i){const r=s.sn+1;if(r>=t.startSN&&r<=t.endSN){const n=e[r-t.startSN];s.cc===n.cc&&(i=n,this.log("Live playlist, switching playlist, load frag with next SN: "+i.sn))}i||(i=Us(e,s.cc),i&&this.log("Live playlist, switching playlist, load frag with same CC: "+i.sn))}}else{const e=this.hls.liveSyncPosition;null!==e&&(i=this.getFragmentAtPosition(e,this.bitrateTest?t.fragmentEnd:t.edge,t))}return i}getFragmentAtPosition(t,e,s){const{config:i}=this;let{fragPrevious:r}=this,{fragments:n,endSN:a}=s;const{fragmentHint:o}=s,{maxFragLookUpTolerance:l}=i,h=s.partList,d=!!(i.lowLatencyMode&&null!=h&&h.length&&o);let c;if(d&&o&&!this.bitrateTest&&(n=n.concat(o),a=o.sn),t<e){const s=t>e-l?0:l;c=Os(r,n,t,s)}else c=n[n.length-1];if(c){const t=c.sn-s.startSN,e=this.fragmentTracker.getState(c);if((e===di.OK||e===di.PARTIAL&&c.gap)&&(r=c),r&&c.sn===r.sn&&(!d||h[0].fragment.sn>c.sn)){const e=r&&c.level===r.level;if(e){const e=n[t+1];c=c.sn<a&&this.fragmentTracker.getState(e)!==di.OK?e:null}}}return c}synchronizeToLiveEdge(t){const{config:e,media:s}=this;if(!s)return;const i=this.hls.liveSyncPosition,r=s.currentTime,n=t.fragments[0].start,a=t.edge,o=r>=n-e.maxFragLookUpTolerance&&r<=a;if(null!==i&&s.duration>i&&(r<i||!o)){const n=void 0!==e.liveMaxLatencyDuration?e.liveMaxLatencyDuration:e.liveMaxLatencyDurationCount*t.targetduration;(!o&&s.readyState<4||r<a-n)&&(this.loadedmetadata||(this.nextLoadPosition=i),s.readyState&&(this.warn(`Playback: ${r.toFixed(3)} is located too far from the end of live sliding playlist: ${a}, reset currentTime to : ${i.toFixed(3)}`),s.currentTime=i))}}alignPlaylists(t,e,s){const i=t.fragments.length;if(!i)return this.warn("No fragments in live playlist"),0;const r=t.fragments[0].start,n=!e,a=t.alignedSliding&&u(r);if(n||!a&&!r){const{fragPrevious:r}=this;Li(r,s,t);const n=t.fragments[0].start;return this.log(`Live playlist sliding: ${n.toFixed(2)} start-sn: ${e?e.startSN:"na"}->${t.startSN} prev-sn: ${r?r.sn:"na"} fragments: ${i}`),n}return r}waitForCdnTuneIn(t){const e=3;return t.live&&t.canBlockReload&&t.partTarget&&t.tuneInGoal>Math.max(t.partHoldBack,t.partTarget*e)}setStartPosition(t,e){let s=this.startPosition;if(s<e&&(s=-1),-1===s||-1===this.lastCurrentTime){const i=null!==this.startTimeOffset,r=i?this.startTimeOffset:t.startTimeOffset;null!==r&&u(r)?(s=e+r,r<0&&(s+=t.totalduration),s=Math.min(Math.max(e,s),e+t.totalduration),this.log(`Start time offset ${r} found in ${i?"multivariant":"media"} playlist, adjust startPosition to ${s}`),this.startPosition=s):t.live?s=this.hls.liveSyncPosition||e:this.startPosition=s=0,this.lastCurrentTime=s}this.nextLoadPosition=s}getLoadPosition(){const{media:t}=this;let e=0;return this.loadedmetadata&&t?e=t.currentTime:this.nextLoadPosition&&(e=this.nextLoadPosition),e}handleFragLoadAborted(t,e){this.transmuxer&&"initSegment"!==t.sn&&t.stats.aborted&&(this.warn(`Fragment ${t.sn}${e?" part "+e.index:""} of level ${t.level} was aborted`),this.resetFragmentLoading(t))}resetFragmentLoading(t){this.fragCurrent&&(this.fragContextChanged(t)||this.state===Ui.FRAG_LOADING_WAITING_RETRY)||(this.state=Ui.IDLE)}onFragmentOrKeyLoadError(t,e){if(e.chunkMeta&&!e.frag){const t=this.getCurrentContext(e.chunkMeta);t&&(e.frag=t.frag)}const s=e.frag;if(!s||s.type!==t||!this.levels)return;var i;if(this.fragContextChanged(s))return void this.warn(`Frag load error must match current frag to retry ${s.url} > ${null==(i=this.fragCurrent)?void 0:i.url}`);const r=e.details===E.FRAG_GAP;r&&this.fragmentTracker.fragBuffered(s,!0);const n=e.errorAction,{action:a,retryCount:o=0,retryConfig:l}=n||{};if(n&&a===Bs.RetryRequest&&l){this.resetStartWhenNotLoaded(this.levelLastLoaded);const i=ks(l,o);this.warn(`Fragment ${s.sn} of ${t} ${s.level} errored with ${e.details}, retrying loading ${o+1}/${l.maxNumRetry} in ${i}ms`),n.resolved=!0,this.retryDate=self.performance.now()+i,this.state=Ui.FRAG_LOADING_WAITING_RETRY}else if(l&&n){if(this.resetFragmentErrors(t),!(o<l.maxNumRetry))return void R.warn(`${e.details} reached or exceeded max retry (${o})`);r||a===Bs.RemoveAlternatePermanently||(n.resolved=!0)}else(null==n?void 0:n.action)===Bs.SendAlternateToPenaltyBox?this.state=Ui.WAITING_LEVEL:this.state=Ui.ERROR;this.tickImmediate()}reduceLengthAndFlushBuffer(t){if(this.state===Ui.PARSING||this.state===Ui.PARSED){const e=t.parent,s=this.getFwdBufferInfo(this.mediaBuffer,e),i=s&&s.len>.5;i&&this.reduceMaxBufferLength(s.len);const r=!i;return r&&this.warn(`Buffer full error while media.currentTime is not buffered, flush ${e} buffer`),t.frag&&(this.fragmentTracker.removeFragment(t.frag),this.nextLoadPosition=t.frag.start),this.resetLoadingState(),r}return!1}resetFragmentErrors(t){t===Ue.AUDIO&&(this.fragCurrent=null),this.loadedmetadata||(this.startFragRequested=!1),this.state!==Ui.STOPPED&&(this.state=Ui.IDLE)}afterBufferFlushed(t,e,s){if(!t)return;const i=mi.getBuffered(t);this.fragmentTracker.detectEvictedFragments(e,i,s),this.state===Ui.ENDED&&this.resetLoadingState()}resetLoadingState(){this.log("Reset loading state"),this.fragCurrent=null,this.fragPrevious=null,this.state=Ui.IDLE}resetStartWhenNotLoaded(t){if(!this.loadedmetadata){this.startFragRequested=!1;const e=t?t.details:null;null!=e&&e.live?(this.startPosition=-1,this.setStartPosition(e,0),this.resetLoadingState()):this.nextLoadPosition=this.startPosition}}resetWhenMissingContext(t){this.warn(`The loading context changed while buffering fragment ${t.sn} of level ${t.level}. This chunk will not be buffered.`),this.removeUnbufferedFrags(),this.resetStartWhenNotLoaded(this.levelLastLoaded),this.resetLoadingState()}removeUnbufferedFrags(t=0){this.fragmentTracker.removeFragmentsInRange(t,1/0,this.playlistType,!1,!0)}updateLevelTiming(t,e,s,i){var r;const n=s.details;if(!n)return void this.warn("level.details undefined");const a=Object.keys(t.elementaryStreams).reduce((e,r)=>{const a=t.elementaryStreams[r];if(a){const o=a.endPTS-a.startPTS;if(o<=0)return this.warn(`Could not parse fragment ${t.sn} ${r} duration reliably (${o})`),e||!1;const l=i?0:gs(n,t,a.startPTS,a.endPTS,a.startDTS,a.endDTS);return this.hls.trigger(m.LEVEL_PTS_UPDATED,{details:n,level:s,drift:l,type:r,frag:t,start:a.startPTS,end:a.endPTS}),!0}return e},!1);if(!a&&null===(null==(r=this.transmuxer)?void 0:r.error)){const e=new Error(`Found no media in fragment ${t.sn} of level ${t.level} resetting transmuxer to fallback to playlist timing`);if(0===s.fragmentError&&(s.fragmentError++,t.gap=!0,this.fragmentTracker.removeFragment(t),this.fragmentTracker.fragBuffered(t,!0)),this.warn(e.message),this.hls.trigger(m.ERROR,{type:p.MEDIA_ERROR,details:E.FRAG_PARSING_ERROR,fatal:!1,error:e,frag:t,reason:`Found no media in msn ${t.sn} of level "${s.url}"`}),!this.hls)return;this.resetTransmuxer()}this.state=Ui.PARSED,this.hls.trigger(m.FRAG_PARSED,{frag:t,part:e})}resetTransmuxer(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)}recoverWorkerError(t){"demuxerWorker"===t.event&&(this.fragmentTracker.removeAllFragments(),this.resetTransmuxer(),this.resetStartWhenNotLoaded(this.levelLastLoaded),this.resetLoadingState())}set state(t){const e=this._state;e!==t&&(this._state=t,this.log(`${e}->${t}`))}get state(){return this._state}}class $i{constructor(){this.chunks=[],this.dataLength=0}push(t){this.chunks.push(t),this.dataLength+=t.length}flush(){const{chunks:t,dataLength:e}=this;let s;return t.length?(s=1===t.length?t[0]:Gi(t,e),this.reset(),s):new Uint8Array(0)}reset(){this.chunks.length=0,this.dataLength=0}}function Gi(t,e){const s=new Uint8Array(e);let i=0;for(let r=0;r<t.length;r++){const e=t[r];s.set(e,i),i+=e.length}return s}function Ki(){return"function"===typeof __HLS_WORKER_BUNDLE__}function Hi(){const t=new self.Blob([`var exports={};var module={exports:exports};function define(f){f()};define.amd=true;(${__HLS_WORKER_BUNDLE__.toString()})(true);`],{type:"text/javascript"}),e=self.URL.createObjectURL(t),s=new self.Worker(e);return{worker:s,objectURL:e}}function Vi(t){const e=new self.URL(t,self.location.href).href,s=new self.Worker(e);return{worker:s,scriptURL:e}}function Yi(t="",e=9e4){return{type:t,id:-1,pid:-1,inputTimeScale:e,sequenceNumber:-1,samples:[],dropped:0}}class Wi{constructor(){this._audioTrack=void 0,this._id3Track=void 0,this.frameIndex=0,this.cachedData=null,this.basePTS=null,this.initPTS=null,this.lastPTS=null}resetInitSegment(t,e,s,i){this._id3Track={type:"id3",id:3,pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0}}resetTimeStamp(t){this.initPTS=t,this.resetContiguity()}resetContiguity(){this.basePTS=null,this.lastPTS=null,this.frameIndex=0}canParse(t,e){return!1}appendFrame(t,e,s){}demux(t,e){this.cachedData&&(t=Ht(this.cachedData,t),this.cachedData=null);let s,i=it(t,0),r=i?i.length:0;const n=this._audioTrack,a=this._id3Track,o=i?at(i):void 0,l=t.length;(null===this.basePTS||0===this.frameIndex&&u(o))&&(this.basePTS=ji(o,e,this.initPTS),this.lastPTS=this.basePTS),null===this.lastPTS&&(this.lastPTS=this.basePTS),i&&i.length>0&&a.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:i,type:Xe.audioId3,duration:Number.POSITIVE_INFINITY});while(r<l){if(this.canParse(t,r)){const e=this.appendFrame(n,t,r);e?(this.frameIndex++,this.lastPTS=e.sample.pts,r+=e.length,s=r):r=l}else nt(t,r)?(i=it(t,r),a.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:i,type:Xe.audioId3,duration:Number.POSITIVE_INFINITY}),r+=i.length,s=r):r++;if(r===l&&s!==l){const e=tt(t,s);this.cachedData?this.cachedData=Ht(this.cachedData,e):this.cachedData=e}}return{audioTrack:n,videoTrack:Yi(),id3Track:a,textTrack:Yi()}}demuxSampleAes(t,e,s){return Promise.reject(new Error(`[${this}] This demuxer does not support Sample-AES decryption`))}flush(t){const e=this.cachedData;return e&&(this.cachedData=null,this.demux(e,0)),{audioTrack:this._audioTrack,videoTrack:Yi(),id3Track:this._id3Track,textTrack:Yi()}}destroy(){}}const ji=(t,e,s)=>{if(u(t))return 90*t;const i=s?9e4*s.baseTime/s.timescale:0;return 9e4*e+i};function qi(t,e,s,i){let r,n,a,o;const l=navigator.userAgent.toLowerCase(),h=i,d=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];r=1+((192&e[s+2])>>>6);const c=(60&e[s+2])>>>2;if(!(c>d.length-1))return a=(1&e[s+2])<<2,a|=(192&e[s+3])>>>6,R.log(`manifest codec:${i}, ADTS type:${r}, samplingIndex:${c}`),/firefox/i.test(l)?c>=6?(r=5,o=new Array(4),n=c-3):(r=2,o=new Array(2),n=c):-1!==l.indexOf("android")?(r=2,o=new Array(2),n=c):(r=5,o=new Array(4),i&&(-1!==i.indexOf("mp4a.40.29")||-1!==i.indexOf("mp4a.40.5"))||!i&&c>=6?n=c-3:((i&&-1!==i.indexOf("mp4a.40.2")&&(c>=6&&1===a||/vivaldi/i.test(l))||!i&&1===a)&&(r=2,o=new Array(2)),n=c)),o[0]=r<<3,o[0]|=(14&c)>>1,o[1]|=(1&c)<<7,o[1]|=a<<3,5===r&&(o[1]|=(14&n)>>1,o[2]=(1&n)<<7,o[2]|=8,o[3]=0),{config:o,samplerate:d[c],channelCount:a,codec:"mp4a.40."+r,manifestCodec:h};{const e=new Error("invalid ADTS sampling index:"+c);t.emit(m.ERROR,m.ERROR,{type:p.MEDIA_ERROR,details:E.FRAG_PARSING_ERROR,fatal:!0,error:e,reason:e.message})}}function Xi(t,e){return 255===t[e]&&240===(246&t[e+1])}function zi(t,e){return 1&t[e+1]?7:9}function Qi(t,e){return(3&t[e+3])<<11|t[e+4]<<3|(224&t[e+5])>>>5}function Ji(t,e){return e+5<t.length}function Zi(t,e){return e+1<t.length&&Xi(t,e)}function tr(t,e){return Ji(t,e)&&Xi(t,e)&&Qi(t,e)<=t.length-e}function er(t,e){if(Zi(t,e)){const s=zi(t,e);if(e+s>=t.length)return!1;const i=Qi(t,e);if(i<=s)return!1;const r=e+i;return r===t.length||Zi(t,r)}return!1}function sr(t,e,s,i,r){if(!t.samplerate){const n=qi(e,s,i,r);if(!n)return;t.config=n.config,t.samplerate=n.samplerate,t.channelCount=n.channelCount,t.codec=n.codec,t.manifestCodec=n.manifestCodec,R.log(`parsed codec:${t.codec}, rate:${n.samplerate}, channels:${n.channelCount}`)}}function ir(t){return 9216e4/t}function rr(t,e){const s=zi(t,e);if(e+s<=t.length){const i=Qi(t,e)-s;if(i>0)return{headerLength:s,frameLength:i}}}function nr(t,e,s,i,r){const n=ir(t.samplerate),a=i+r*n,o=rr(e,s);let l;if(o){const{frameLength:i,headerLength:r}=o,n=r+i,h=Math.max(0,s+n-e.length);h?(l=new Uint8Array(n-r),l.set(e.subarray(s+r,e.length),0)):l=e.subarray(s+r,s+n);const d={unit:l,pts:a};return h||t.samples.push(d),{sample:d,length:n,missing:h}}const h=e.length-s;l=new Uint8Array(h),l.set(e.subarray(s,e.length),0);const d={unit:l,pts:a};return{sample:d,length:h,missing:-1}}let ar=null;const or=[32,64,96,128,160,192,224,256,288,320,352,384,416,448,32,48,56,64,80,96,112,128,160,192,224,256,320,384,32,40,48,56,64,80,96,112,128,160,192,224,256,320,32,48,56,64,80,96,112,128,144,160,176,192,224,256,8,16,24,32,40,48,56,64,80,96,112,128,144,160],lr=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],hr=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],dr=[0,1,1,4];function cr(t,e,s,i,r){if(s+24>e.length)return;const n=ur(e,s);if(n&&s+n.frameLength<=e.length){const a=9e4*n.samplesPerFrame/n.sampleRate,o=i+r*a,l={unit:e.subarray(s,s+n.frameLength),pts:o,dts:o};return t.config=[],t.channelCount=n.channelCount,t.samplerate=n.sampleRate,t.samples.push(l),{sample:l,length:n.frameLength,missing:0}}}function ur(t,e){const s=t[e+1]>>3&3,i=t[e+1]>>1&3,r=t[e+2]>>4&15,n=t[e+2]>>2&3;if(1!==s&&0!==r&&15!==r&&3!==n){const a=t[e+2]>>1&1,o=t[e+3]>>6,l=3===s?3-i:3===i?3:4,h=1e3*or[14*l+r-1],d=3===s?0:2===s?1:2,c=lr[3*d+n],u=3===o?1:2,f=hr[s][i],g=dr[i],m=8*f*g,p=Math.floor(f*h/c+a)*g;if(null===ar){const t=navigator.userAgent||"",e=t.match(/Chrome\/(\d+)/i);ar=e?parseInt(e[1]):0}const E=!!ar&&ar<=87;return E&&2===i&&h>=224e3&&0===o&&(t[e+3]=128|t[e+3]),{sampleRate:c,channelCount:u,frameLength:p,samplesPerFrame:m}}}function fr(t,e){return 255===t[e]&&224===(224&t[e+1])&&0!==(6&t[e+1])}function gr(t,e){return e+1<t.length&&fr(t,e)}function mr(t,e){const s=4;return fr(t,e)&&s<=t.length-e}function pr(t,e){if(e+1<t.length&&fr(t,e)){const s=4,i=ur(t,e);let r=s;null!=i&&i.frameLength&&(r=i.frameLength);const n=e+r;return n===t.length||gr(t,n)}return!1}class Er extends Wi{constructor(t,e){super(),this.observer=void 0,this.config=void 0,this.observer=t,this.config=e}resetInitSegment(t,e,s,i){super.resetInitSegment(t,e,s,i),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"aac",samples:[],manifestCodec:e,duration:i,inputTimeScale:9e4,dropped:0}}static probe(t){if(!t)return!1;const e=it(t,0);let s=(null==e?void 0:e.length)||0;if(pr(t,s))return!1;for(let i=t.length;s<i;s++)if(er(t,s))return R.log("ADTS sync word found !"),!0;return!1}canParse(t,e){return tr(t,e)}appendFrame(t,e,s){sr(t,this.observer,e,s,t.manifestCodec);const i=nr(t,e,s,this.basePTS,this.frameIndex);if(i&&0===i.missing)return i}}const Tr=/\/emsg[-/]ID3/i;class yr{constructor(t,e){this.remainderData=null,this.timeOffset=0,this.config=void 0,this.videoTrack=void 0,this.audioTrack=void 0,this.id3Track=void 0,this.txtTrack=void 0,this.config=e}resetTimeStamp(){}resetInitSegment(t,e,s,i){const r=this.videoTrack=Yi("video",1),n=this.audioTrack=Yi("audio",1),a=this.txtTrack=Yi("text",1);if(this.id3Track=Yi("id3",1),this.timeOffset=0,null==t||!t.byteLength)return;const o=_t(t);if(o.video){const{id:t,timescale:e,codec:s}=o.video;r.id=t,r.timescale=a.timescale=e,r.codec=s}if(o.audio){const{id:t,timescale:e,codec:s}=o.audio;n.id=t,n.timescale=e,n.codec=s}a.id=St.text,r.sampleDuration=0,r.duration=n.duration=i}resetContiguity(){this.remainderData=null}static probe(t){return kt(t)}demux(t,e){this.timeOffset=e;let s=t;const i=this.videoTrack,r=this.txtTrack;if(this.config.progressive){this.remainderData&&(s=Ht(this.remainderData,t));const e=Kt(s);this.remainderData=e.remainder,i.samples=e.valid||new Uint8Array}else i.samples=s;const n=this.extractID3Track(i,e);return r.samples=Vt(e,i),{videoTrack:i,audioTrack:this.audioTrack,id3Track:n,textTrack:this.txtTrack}}flush(){const t=this.timeOffset,e=this.videoTrack,s=this.txtTrack;e.samples=this.remainderData||new Uint8Array,this.remainderData=null;const i=this.extractID3Track(e,this.timeOffset);return s.samples=Vt(t,e),{videoTrack:e,audioTrack:Yi(),id3Track:i,textTrack:Yi()}}extractID3Track(t,e){const s=this.id3Track;if(t.samples.length){const i=wt(t.samples,["emsg"]);i&&i.forEach(t=>{const i=Xt(t);if(Tr.test(i.schemeIdUri)){const t=u(i.presentationTime)?i.presentationTime/i.timeScale:e+i.presentationTimeDelta/i.timeScale;let r=4294967295===i.eventDuration?Number.POSITIVE_INFINITY:i.eventDuration/i.timeScale;r<=.001&&(r=Number.POSITIVE_INFINITY);const n=i.payload;s.samples.push({data:n,len:n.byteLength,dts:t,pts:t,type:Xe.emsg,duration:r})}})}return s}demuxSampleAes(t,e,s){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))}destroy(){}}const vr=(t,e)=>{let s=0,i=5;e+=i;const r=new Uint32Array(1),n=new Uint32Array(1),a=new Uint8Array(1);while(i>0){a[0]=t[e];const o=Math.min(i,8),l=8-o;n[0]=4278190080>>>24+l<<l,r[0]=(a[0]&n[0])>>l,s=s?s<<o|r[0]:r[0],e+=1,i-=o}return s};class Sr extends Wi{constructor(t){super(),this.observer=void 0,this.observer=t}resetInitSegment(t,e,s,i){super.resetInitSegment(t,e,s,i),this._audioTrack={container:"audio/ac-3",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"ac3",samples:[],manifestCodec:e,duration:i,inputTimeScale:9e4,dropped:0}}canParse(t,e){return e+64<t.length}appendFrame(t,e,s){const i=Ar(t,e,s,this.basePTS,this.frameIndex);if(-1!==i){const e=t.samples[t.samples.length-1];return{sample:e,length:i,missing:0}}}static probe(t){if(!t)return!1;const e=it(t,0);if(!e)return!1;const s=e.length;return 11===t[s]&&119===t[s+1]&&void 0!==at(e)&&vr(t,s)<16}}function Ar(t,e,s,i,r){if(s+8>e.length)return-1;if(11!==e[s]||119!==e[s+1])return-1;const n=e[s+4]>>6;if(n>=3)return-1;const a=[48e3,44100,32e3],o=a[n],l=63&e[s+4],h=[64,69,96,64,70,96,80,87,120,80,88,120,96,104,144,96,105,144,112,121,168,112,122,168,128,139,192,128,140,192,160,174,240,160,175,240,192,208,288,192,209,288,224,243,336,224,244,336,256,278,384,256,279,384,320,348,480,320,349,480,384,417,576,384,418,576,448,487,672,448,488,672,512,557,768,512,558,768,640,696,960,640,697,960,768,835,1152,768,836,1152,896,975,1344,896,976,1344,1024,1114,1536,1024,1115,1536,1152,1253,1728,1152,1254,1728,1280,1393,1920,1280,1394,1920],d=2*h[3*l+n];if(s+d>e.length)return-1;const c=e[s+6]>>5;let u=0;2===c?u+=2:(1&c&&1!==c&&(u+=2),4&c&&(u+=2));const f=(e[s+6]<<8|e[s+7])>>12-u&1,g=[2,1,2,3,3,4,4,5],m=g[c]+f,p=e[s+5]>>3,E=7&e[s+5],T=new Uint8Array([n<<6|p<<1|E>>2,(3&E)<<6|c<<3|f<<2|l>>4,l<<4&224]),y=1536/o*9e4,v=i+r*y,S=e.subarray(s,s+d);return t.config=T,t.channelCount=m,t.samplerate=o,t.samples.push({unit:S,pts:v}),d}class Lr{constructor(){this.VideoSample=null}createVideoSample(t,e,s,i){return{key:t,frame:!1,pts:e,dts:s,units:[],debug:i,length:0}}getLastNalUnit(t){var e;let s,i=this.VideoSample;if(i&&0!==i.units.length||(i=t[t.length-1]),null!=(e=i)&&e.units){const t=i.units;s=t[t.length-1]}return s}pushAccessUnit(t,e){if(t.units.length&&t.frame){if(void 0===t.pts){const s=e.samples,i=s.length;if(!i)return void e.dropped++;{const e=s[i-1];t.pts=e.pts,t.dts=e.dts}}e.samples.push(t)}t.debug.length&&R.log(t.pts+"/"+t.dts+":"+t.debug)}}class Rr{constructor(t){this.data=void 0,this.bytesAvailable=void 0,this.word=void 0,this.bitsAvailable=void 0,this.data=t,this.bytesAvailable=t.byteLength,this.word=0,this.bitsAvailable=0}loadWord(){const t=this.data,e=this.bytesAvailable,s=t.byteLength-e,i=new Uint8Array(4),r=Math.min(4,e);if(0===r)throw new Error("no bytes available");i.set(t.subarray(s,s+r)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=8*r,this.bytesAvailable-=r}skipBits(t){let e;t=Math.min(t,8*this.bytesAvailable+this.bitsAvailable),this.bitsAvailable>t?(this.word<<=t,this.bitsAvailable-=t):(t-=this.bitsAvailable,e=t>>3,t-=e<<3,this.bytesAvailable-=e,this.loadWord(),this.word<<=t,this.bitsAvailable-=t)}readBits(t){let e=Math.min(this.bitsAvailable,t);const s=this.word>>>32-e;if(t>32&&R.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=e,this.bitsAvailable>0)this.word<<=e;else{if(!(this.bytesAvailable>0))throw new Error("no bits available");this.loadWord()}return e=t-e,e>0&&this.bitsAvailable?s<<e|this.readBits(e):s}skipLZ(){let t;for(t=0;t<this.bitsAvailable;++t)if(0!==(this.word&2147483648>>>t))return this.word<<=t,this.bitsAvailable-=t,t;return this.loadWord(),t+this.skipLZ()}skipUEG(){this.skipBits(1+this.skipLZ())}skipEG(){this.skipBits(1+this.skipLZ())}readUEG(){const t=this.skipLZ();return this.readBits(t+1)-1}readEG(){const t=this.readUEG();return 1&t?1+t>>>1:-1*(t>>>1)}readBoolean(){return 1===this.readBits(1)}readUByte(){return this.readBits(8)}readUShort(){return this.readBits(16)}readUInt(){return this.readBits(32)}skipScalingList(t){let e,s=8,i=8;for(let r=0;r<t;r++)0!==i&&(e=this.readEG(),i=(s+e+256)%256),s=0===i?s:i}readSPS(){let t,e,s,i=0,r=0,n=0,a=0;const o=this.readUByte.bind(this),l=this.readBits.bind(this),h=this.readUEG.bind(this),d=this.readBoolean.bind(this),c=this.skipBits.bind(this),u=this.skipEG.bind(this),f=this.skipUEG.bind(this),g=this.skipScalingList.bind(this);o();const m=o();if(l(5),c(3),o(),f(),100===m||110===m||122===m||244===m||44===m||83===m||86===m||118===m||128===m){const t=h();if(3===t&&c(1),f(),f(),c(1),d())for(e=3!==t?8:12,s=0;s<e;s++)d()&&g(s<6?16:64)}f();const p=h();if(0===p)h();else if(1===p)for(c(1),u(),u(),t=h(),s=0;s<t;s++)u();f(),c(1);const E=h(),T=h(),y=l(1);0===y&&c(1),c(1),d()&&(i=h(),r=h(),n=h(),a=h());let v=[1,1];if(d()&&d()){const t=o();switch(t){case 1:v=[1,1];break;case 2:v=[12,11];break;case 3:v=[10,11];break;case 4:v=[16,11];break;case 5:v=[40,33];break;case 6:v=[24,11];break;case 7:v=[20,11];break;case 8:v=[32,11];break;case 9:v=[80,33];break;case 10:v=[18,11];break;case 11:v=[15,11];break;case 12:v=[64,33];break;case 13:v=[160,99];break;case 14:v=[4,3];break;case 15:v=[3,2];break;case 16:v=[2,1];break;case 255:v=[o()<<8|o(),o()<<8|o()];break}}return{width:Math.ceil(16*(E+1)-2*i-2*r),height:(2-y)*(T+1)*16-(y?2:4)*(n+a),pixelRatio:v}}readSliceType(){return this.readUByte(),this.readUEG(),this.readUEG()}}class Dr extends Lr{parseAVCPES(t,e,s,i,r){const n=this.parseAVCNALu(t,s.data);let a,o=this.VideoSample,l=!1;s.data=null,o&&n.length&&!t.audFound&&(this.pushAccessUnit(o,t),o=this.VideoSample=this.createVideoSample(!1,s.pts,s.dts,"")),n.forEach(i=>{var n;switch(i.type){case 1:{let e=!1;a=!0;const r=i.data;if(l&&r.length>4){const t=new Rr(r).readSliceType();2!==t&&4!==t&&7!==t&&9!==t||(e=!0)}var h;if(e)null!=(h=o)&&h.frame&&!o.key&&(this.pushAccessUnit(o,t),o=this.VideoSample=null);o||(o=this.VideoSample=this.createVideoSample(!0,s.pts,s.dts,"")),o.frame=!0,o.key=e;break}case 5:a=!0,null!=(n=o)&&n.frame&&!o.key&&(this.pushAccessUnit(o,t),o=this.VideoSample=null),o||(o=this.VideoSample=this.createVideoSample(!0,s.pts,s.dts,"")),o.key=!0,o.frame=!0;break;case 6:a=!0,jt(i.data,1,s.pts,e.samples);break;case 7:{var d,c;a=!0,l=!0;const e=i.data,s=new Rr(e),n=s.readSPS();if(!t.sps||t.width!==n.width||t.height!==n.height||(null==(d=t.pixelRatio)?void 0:d[0])!==n.pixelRatio[0]||(null==(c=t.pixelRatio)?void 0:c[1])!==n.pixelRatio[1]){t.width=n.width,t.height=n.height,t.pixelRatio=n.pixelRatio,t.sps=[e],t.duration=r;const s=e.subarray(1,4);let i="avc1.";for(let t=0;t<3;t++){let e=s[t].toString(16);e.length<2&&(e="0"+e),i+=e}t.codec=i}break}case 8:a=!0,t.pps=[i.data];break;case 9:a=!0,t.audFound=!0,o&&this.pushAccessUnit(o,t),o=this.VideoSample=this.createVideoSample(!1,s.pts,s.dts,"");break;case 12:a=!0;break;default:a=!1,o&&(o.debug+="unknown NAL "+i.type+" ");break}if(o&&a){const t=o.units;t.push(i)}}),i&&o&&(this.pushAccessUnit(o,t),this.VideoSample=null)}parseAVCNALu(t,e){const s=e.byteLength;let i=t.naluState||0;const r=i,n=[];let a,o,l,h=0,d=-1,c=0;-1===i&&(d=0,c=31&e[0],i=0,h=1);while(h<s)if(a=e[h++],i)if(1!==i)if(a)if(1===a){if(o=h-i-1,d>=0){const t={data:e.subarray(d,o),type:c};n.push(t)}else{const s=this.getLastNalUnit(t.samples);s&&(r&&h<=4-r&&s.state&&(s.data=s.data.subarray(0,s.data.byteLength-r)),o>0&&(s.data=Ht(s.data,e.subarray(0,o)),s.state=0))}h<s?(l=31&e[h],d=h,c=l,i=0):i=-1}else i=0;else i=3;else i=a?0:2;else i=a?0:1;if(d>=0&&i>=0){const t={data:e.subarray(d,s),type:c,state:i};n.push(t)}if(0===n.length){const s=this.getLastNalUnit(t.samples);s&&(s.data=Ht(s.data,e))}return t.naluState=i,n}}class Ir{constructor(t,e,s){this.keyData=void 0,this.decrypter=void 0,this.keyData=s,this.decrypter=new Fi(e,{removePKCS7Padding:!1})}decryptBuffer(t){return this.decrypter.decrypt(t,this.keyData.key.buffer,this.keyData.iv.buffer)}decryptAacSample(t,e,s){const i=t[e].unit;if(i.length<=16)return;const r=i.subarray(16,i.length-i.length%16),n=r.buffer.slice(r.byteOffset,r.byteOffset+r.length);this.decryptBuffer(n).then(r=>{const n=new Uint8Array(r);i.set(n,16),this.decrypter.isSync()||this.decryptAacSamples(t,e+1,s)})}decryptAacSamples(t,e,s){for(;;e++){if(e>=t.length)return void s();if(!(t[e].unit.length<32)&&(this.decryptAacSample(t,e,s),!this.decrypter.isSync()))return}}getAvcEncryptedData(t){const e=16*Math.floor((t.length-48)/160)+16,s=new Int8Array(e);let i=0;for(let r=32;r<t.length-16;r+=160,i+=16)s.set(t.subarray(r,r+16),i);return s}getAvcDecryptedUnit(t,e){const s=new Uint8Array(e);let i=0;for(let r=32;r<t.length-16;r+=160,i+=16)t.set(s.subarray(i,i+16),r);return t}decryptAvcSample(t,e,s,i,r){const n=qt(r.data),a=this.getAvcEncryptedData(n);this.decryptBuffer(a.buffer).then(a=>{r.data=this.getAvcDecryptedUnit(n,a),this.decrypter.isSync()||this.decryptAvcSamples(t,e,s+1,i)})}decryptAvcSamples(t,e,s,i){if(t instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;e++,s=0){if(e>=t.length)return void i();const r=t[e].units;for(;;s++){if(s>=r.length)break;const n=r[s];if(!(n.data.length<=48||1!==n.type&&5!==n.type)&&(this.decryptAvcSample(t,e,s,i,n),!this.decrypter.isSync()))return}}}}const br=188;class kr{constructor(t,e,s){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this._pmtId=-1,this._videoTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.remainderData=null,this.videoParser=void 0,this.observer=t,this.config=e,this.typeSupported=s,this.videoParser=new Dr}static probe(t){const e=kr.syncOffset(t);return e>0&&R.warn("MPEG2-TS detected but first sync word found @ offset "+e),-1!==e}static syncOffset(t){const e=t.length;let s=Math.min(5*br,e-br)+1,i=0;while(i<s){let r=!1,n=-1,a=0;for(let o=i;o<e;o+=br){if(71!==t[o]||e-o!==br&&71!==t[o+br]){if(a)return-1;break}if(a++,-1===n&&(n=o,0!==n&&(s=Math.min(n+99*br,t.length-br)+1)),r||(r=0===wr(t,o)),r&&a>1&&(0===n&&a>2||o+br>s))return n}i++}return-1}static createTrack(t,e){return{container:"video"===t||"audio"===t?"video/mp2t":void 0,type:t,id:St[t],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===t?e:void 0}}resetInitSegment(t,e,s,i){this.pmtParsed=!1,this._pmtId=-1,this._videoTrack=kr.createTrack("video"),this._audioTrack=kr.createTrack("audio",i),this._id3Track=kr.createTrack("id3"),this._txtTrack=kr.createTrack("text"),this._audioTrack.segmentCodec="aac",this.aacOverFlow=null,this.remainderData=null,this.audioCodec=e,this.videoCodec=s,this._duration=i}resetTimeStamp(){}resetContiguity(){const{_audioTrack:t,_videoTrack:e,_id3Track:s}=this;t&&(t.pesData=null),e&&(e.pesData=null),s&&(s.pesData=null),this.aacOverFlow=null,this.remainderData=null}demux(t,e,s=!1,i=!1){let r;s||(this.sampleAes=null);const n=this._videoTrack,a=this._audioTrack,o=this._id3Track,l=this._txtTrack;let h=n.pid,d=n.pesData,c=a.pid,u=o.pid,f=a.pesData,g=o.pesData,m=null,p=this.pmtParsed,E=this._pmtId,T=t.length;if(this.remainderData&&(t=Ht(this.remainderData,t),T=t.length,this.remainderData=null),T<br&&!i)return this.remainderData=t,{audioTrack:a,videoTrack:n,id3Track:o,textTrack:l};const y=Math.max(0,kr.syncOffset(t));T-=(T-y)%br,T<t.byteLength&&!i&&(this.remainderData=new Uint8Array(t.buffer,T,t.buffer.byteLength-T));let v=0;for(let A=y;A<T;A+=br)if(71===t[A]){const e=!!(64&t[A+1]),i=wr(t,A),T=(48&t[A+3])>>4;let v;if(T>1){if(v=A+5+t[A+4],v===A+br)continue}else v=A+4;switch(i){case h:e&&(d&&(r=Or(d))&&this.videoParser.parseAVCPES(n,l,r,!1,this._duration),d={data:[],size:0}),d&&(d.data.push(t.subarray(v,A+br)),d.size+=A+br-v);break;case c:if(e){if(f&&(r=Or(f)))switch(a.segmentCodec){case"aac":this.parseAACPES(a,r);break;case"mp3":this.parseMPEGPES(a,r);break;case"ac3":this.parseAC3PES(a,r);break}f={data:[],size:0}}f&&(f.data.push(t.subarray(v,A+br)),f.size+=A+br-v);break;case u:e&&(g&&(r=Or(g))&&this.parseID3PES(o,r),g={data:[],size:0}),g&&(g.data.push(t.subarray(v,A+br)),g.size+=A+br-v);break;case 0:e&&(v+=t[v]+1),E=this._pmtId=Cr(t,v);break;case E:{e&&(v+=t[v]+1);const i=_r(t,v,this.typeSupported,s,this.observer);h=i.videoPid,h>0&&(n.pid=h,n.segmentCodec=i.segmentVideoCodec),c=i.audioPid,c>0&&(a.pid=c,a.segmentCodec=i.segmentAudioCodec),u=i.id3Pid,u>0&&(o.pid=u),null===m||p||(R.warn(`MPEG-TS PMT found at ${A} after unknown PID '${m}'. Backtracking to sync byte @${y} to parse all TS packets.`),m=null,A=y-188),p=this.pmtParsed=!0;break}case 17:case 8191:break;default:m=i;break}}else v++;v>0&&Pr(this.observer,new Error(`Found ${v} TS packet/s that do not start with 0x47`)),n.pesData=d,a.pesData=f,o.pesData=g;const S={audioTrack:a,videoTrack:n,id3Track:o,textTrack:l};return i&&this.extractRemainingSamples(S),S}flush(){const{remainderData:t}=this;let e;return this.remainderData=null,e=t?this.demux(t,-1,!1,!0):{videoTrack:this._videoTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(e),this.sampleAes?this.decrypt(e,this.sampleAes):e}extractRemainingSamples(t){const{audioTrack:e,videoTrack:s,id3Track:i,textTrack:r}=t,n=s.pesData,a=e.pesData,o=i.pesData;let l;if(n&&(l=Or(n))?(this.videoParser.parseAVCPES(s,r,l,!0,this._duration),s.pesData=null):s.pesData=n,a&&(l=Or(a))){switch(e.segmentCodec){case"aac":this.parseAACPES(e,l);break;case"mp3":this.parseMPEGPES(e,l);break;case"ac3":this.parseAC3PES(e,l);break}e.pesData=null}else null!=a&&a.size&&R.log("last AAC PES packet truncated,might overlap between fragments"),e.pesData=a;o&&(l=Or(o))?(this.parseID3PES(i,l),i.pesData=null):i.pesData=o}demuxSampleAes(t,e,s){const i=this.demux(t,s,!0,!this.config.progressive),r=this.sampleAes=new Ir(this.observer,this.config,e);return this.decrypt(i,r)}decrypt(t,e){return new Promise(s=>{const{audioTrack:i,videoTrack:r}=t;i.samples&&"aac"===i.segmentCodec?e.decryptAacSamples(i.samples,0,()=>{r.samples?e.decryptAvcSamples(r.samples,0,0,()=>{s(t)}):s(t)}):r.samples&&e.decryptAvcSamples(r.samples,0,0,()=>{s(t)})})}destroy(){this._duration=0}parseAACPES(t,e){let s=0;const i=this.aacOverFlow;let r,n,a,o=e.data;if(i){this.aacOverFlow=null;const e=i.missing,r=i.sample.unit.byteLength;if(-1===e)o=Ht(i.sample.unit,o);else{const n=r-e;i.sample.unit.set(o.subarray(0,e),n),t.samples.push(i.sample),s=i.missing}}for(r=s,n=o.length;r<n-1;r++)if(Zi(o,r))break;if(r!==s){let t;const e=r<n-1;if(t=e?"AAC PES did not start with ADTS header,offset:"+r:"No ADTS header found in AAC PES",Pr(this.observer,new Error(t),e),!e)return}if(sr(t,this.observer,o,r,this.audioCodec),void 0!==e.pts)a=e.pts;else{if(!i)return void R.warn("[tsdemuxer]: AAC PES unknown PTS");{const e=ir(t.samplerate);a=i.sample.pts+e}}let l,h=0;while(r<n){if(l=nr(t,o,r,a,h),r+=l.length,l.missing){this.aacOverFlow=l;break}for(h++;r<n-1;r++)if(Zi(o,r))break}}parseMPEGPES(t,e){const s=e.data,i=s.length;let r=0,n=0;const a=e.pts;if(void 0!==a)while(n<i)if(gr(s,n)){const e=cr(t,s,n,a,r);if(!e)break;n+=e.length,r++}else n++;else R.warn("[tsdemuxer]: MPEG PES unknown PTS")}parseAC3PES(t,e){{const s=e.data,i=e.pts;if(void 0===i)return void R.warn("[tsdemuxer]: AC3 PES unknown PTS");const r=s.length;let n,a=0,o=0;while(o<r&&(n=Ar(t,s,o,i,a++))>0)o+=n}}parseID3PES(t,e){if(void 0===e.pts)return void R.warn("[tsdemuxer]: ID3 PES unknown PTS");const s=c({},e,{type:this._videoTrack?Xe.emsg:Xe.audioId3,duration:Number.POSITIVE_INFINITY});t.samples.push(s)}}function wr(t,e){return((31&t[e+1])<<8)+t[e+2]}function Cr(t,e){return(31&t[e+10])<<8|t[e+11]}function _r(t,e,s,i,r){const n={audioPid:-1,videoPid:-1,id3Pid:-1,segmentVideoCodec:"avc",segmentAudioCodec:"aac"},a=(15&t[e+1])<<8|t[e+2],o=e+3+a-4,l=(15&t[e+10])<<8|t[e+11];e+=12+l;while(e<o){const a=wr(t,e),o=(15&t[e+3])<<8|t[e+4];switch(t[e]){case 207:if(!i){xr("ADTS AAC");break}case 15:-1===n.audioPid&&(n.audioPid=a);break;case 21:-1===n.id3Pid&&(n.id3Pid=a);break;case 219:if(!i){xr("H.264");break}case 27:-1===n.videoPid&&(n.videoPid=a,n.segmentVideoCodec="avc");break;case 3:case 4:s.mpeg||s.mp3?-1===n.audioPid&&(n.audioPid=a,n.segmentAudioCodec="mp3"):R.log("MPEG audio found, not supported in this browser");break;case 193:if(!i){xr("AC-3");break}case 129:s.ac3?-1===n.audioPid&&(n.audioPid=a,n.segmentAudioCodec="ac3"):R.log("AC-3 audio found, not supported in this browser");break;case 6:if(-1===n.audioPid&&o>0){let i=e+5,r=o;while(r>2){const e=t[i];switch(e){case 106:!0!==s.ac3?R.log("AC-3 audio found, not supported in this browser for now"):(n.audioPid=a,n.segmentAudioCodec="ac3");break}const o=t[i+1]+2;i+=o,r-=o}}break;case 194:case 135:return Pr(r,new Error("Unsupported EC-3 in M2TS found")),n;case 36:return Pr(r,new Error("Unsupported HEVC in M2TS found")),n}e+=o+5}return n}function Pr(t,e,s){R.warn("parsing error: "+e.message),t.emit(m.ERROR,m.ERROR,{type:p.MEDIA_ERROR,details:E.FRAG_PARSING_ERROR,fatal:!1,levelRetry:s,error:e,reason:e.message})}function xr(t){R.log(t+" with AES-128-CBC encryption found in unencrypted stream")}function Or(t){let e,s,i,r,n,a=0;const o=t.data;if(!t||0===t.size)return null;while(o[0].length<19&&o.length>1)o[0]=Ht(o[0],o[1]),o.splice(1,1);e=o[0];const l=(e[0]<<16)+(e[1]<<8)+e[2];if(1===l){if(s=(e[4]<<8)+e[5],s&&s>t.size-6)return null;const l=e[7];192&l&&(r=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,64&l?(n=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2,r-n>54e5&&(R.warn(Math.round((r-n)/9e4)+"s delta between PTS and DTS, align them"),r=n)):n=r),i=e[8];let h=i+9;if(t.size<=h)return null;t.size-=h;const d=new Uint8Array(t.size);for(let t=0,s=o.length;t<s;t++){e=o[t];let s=e.byteLength;if(h){if(h>s){h-=s;continue}e=e.subarray(h),s-=h,h=0}d.set(e,a),a+=s}return s&&(s-=i+3),{data:d,pts:r,dts:n,len:s}}return null}class Mr extends Wi{resetInitSegment(t,e,s,i){super.resetInitSegment(t,e,s,i),this._audioTrack={container:"audio/mpeg",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"mp3",samples:[],manifestCodec:e,duration:i,inputTimeScale:9e4,dropped:0}}static probe(t){if(!t)return!1;const e=it(t,0);let s=(null==e?void 0:e.length)||0;if(e&&11===t[s]&&119===t[s+1]&&void 0!==at(e)&&vr(t,s)<=16)return!1;for(let i=t.length;s<i;s++)if(pr(t,s))return R.log("MPEG Audio sync word found !"),!0;return!1}canParse(t,e){return mr(t,e)}appendFrame(t,e,s){if(null!==this.basePTS)return cr(t,e,s,this.basePTS,this.frameIndex)}}class Fr{static getSilentFrame(t,e){switch(t){case"mp4a.40.2":if(1===e)return new Uint8Array([0,200,0,128,35,128]);if(2===e)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(6===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224]);break;default:if(1===e)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(2===e)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(3===e)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);break}}}const Nr=Math.pow(2,32)-1;class Ur{static init(){let t;for(t in Ur.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],dac3:[],"ac-3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]},Ur.types)Ur.types.hasOwnProperty(t)&&(Ur.types[t]=[t.charCodeAt(0),t.charCodeAt(1),t.charCodeAt(2),t.charCodeAt(3)]);const e=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]),s=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]);Ur.HDLR_TYPES={video:e,audio:s};const i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),r=new Uint8Array([0,0,0,0,0,0,0,0]);Ur.STTS=Ur.STSC=Ur.STCO=r,Ur.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),Ur.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),Ur.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),Ur.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);const n=new Uint8Array([105,115,111,109]),a=new Uint8Array([97,118,99,49]),o=new Uint8Array([0,0,0,1]);Ur.FTYP=Ur.box(Ur.types.ftyp,n,o,n,a),Ur.DINF=Ur.box(Ur.types.dinf,Ur.box(Ur.types.dref,i))}static box(t,...e){let s=8,i=e.length;const r=i;while(i--)s+=e[i].byteLength;const n=new Uint8Array(s);for(n[0]=s>>24&255,n[1]=s>>16&255,n[2]=s>>8&255,n[3]=255&s,n.set(t,4),i=0,s=8;i<r;i++)n.set(e[i],s),s+=e[i].byteLength;return n}static hdlr(t){return Ur.box(Ur.types.hdlr,Ur.HDLR_TYPES[t])}static mdat(t){return Ur.box(Ur.types.mdat,t)}static mdhd(t,e){e*=t;const s=Math.floor(e/(Nr+1)),i=Math.floor(e%(Nr+1));return Ur.box(Ur.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,s>>24,s>>16&255,s>>8&255,255&s,i>>24,i>>16&255,i>>8&255,255&i,85,196,0,0]))}static mdia(t){return Ur.box(Ur.types.mdia,Ur.mdhd(t.timescale,t.duration),Ur.hdlr(t.type),Ur.minf(t))}static mfhd(t){return Ur.box(Ur.types.mfhd,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t]))}static minf(t){return"audio"===t.type?Ur.box(Ur.types.minf,Ur.box(Ur.types.smhd,Ur.SMHD),Ur.DINF,Ur.stbl(t)):Ur.box(Ur.types.minf,Ur.box(Ur.types.vmhd,Ur.VMHD),Ur.DINF,Ur.stbl(t))}static moof(t,e,s){return Ur.box(Ur.types.moof,Ur.mfhd(t),Ur.traf(s,e))}static moov(t){let e=t.length;const s=[];while(e--)s[e]=Ur.trak(t[e]);return Ur.box.apply(null,[Ur.types.moov,Ur.mvhd(t[0].timescale,t[0].duration)].concat(s).concat(Ur.mvex(t)))}static mvex(t){let e=t.length;const s=[];while(e--)s[e]=Ur.trex(t[e]);return Ur.box.apply(null,[Ur.types.mvex,...s])}static mvhd(t,e){e*=t;const s=Math.floor(e/(Nr+1)),i=Math.floor(e%(Nr+1)),r=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,s>>24,s>>16&255,s>>8&255,255&s,i>>24,i>>16&255,i>>8&255,255&i,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 Ur.box(Ur.types.mvhd,r)}static sdtp(t){const e=t.samples||[],s=new Uint8Array(4+e.length);let i,r;for(i=0;i<e.length;i++)r=e[i].flags,s[i+4]=r.dependsOn<<4|r.isDependedOn<<2|r.hasRedundancy;return Ur.box(Ur.types.sdtp,s)}static stbl(t){return Ur.box(Ur.types.stbl,Ur.stsd(t),Ur.box(Ur.types.stts,Ur.STTS),Ur.box(Ur.types.stsc,Ur.STSC),Ur.box(Ur.types.stsz,Ur.STSZ),Ur.box(Ur.types.stco,Ur.STCO))}static avc1(t){let e,s,i,r=[],n=[];for(e=0;e<t.sps.length;e++)s=t.sps[e],i=s.byteLength,r.push(i>>>8&255),r.push(255&i),r=r.concat(Array.prototype.slice.call(s));for(e=0;e<t.pps.length;e++)s=t.pps[e],i=s.byteLength,n.push(i>>>8&255),n.push(255&i),n=n.concat(Array.prototype.slice.call(s));const a=Ur.box(Ur.types.avcC,new Uint8Array([1,r[3],r[4],r[5],255,224|t.sps.length].concat(r).concat([t.pps.length]).concat(n))),o=t.width,l=t.height,h=t.pixelRatio[0],d=t.pixelRatio[1];return Ur.box(Ur.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,o>>8&255,255&o,l>>8&255,255&l,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]),a,Ur.box(Ur.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),Ur.box(Ur.types.pasp,new Uint8Array([h>>24,h>>16&255,h>>8&255,255&h,d>>24,d>>16&255,d>>8&255,255&d])))}static esds(t){const e=t.config.length;return new Uint8Array([0,0,0,0,3,23+e,0,1,0,4,15+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([e]).concat(t.config).concat([6,1,2]))}static audioStsd(t){const e=t.samplerate;return 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,e>>8&255,255&e,0,0])}static mp4a(t){return Ur.box(Ur.types.mp4a,Ur.audioStsd(t),Ur.box(Ur.types.esds,Ur.esds(t)))}static mp3(t){return Ur.box(Ur.types[".mp3"],Ur.audioStsd(t))}static ac3(t){return Ur.box(Ur.types["ac-3"],Ur.audioStsd(t),Ur.box(Ur.types.dac3,t.config))}static stsd(t){return"audio"===t.type?"mp3"===t.segmentCodec&&"mp3"===t.codec?Ur.box(Ur.types.stsd,Ur.STSD,Ur.mp3(t)):"ac3"===t.segmentCodec?Ur.box(Ur.types.stsd,Ur.STSD,Ur.ac3(t)):Ur.box(Ur.types.stsd,Ur.STSD,Ur.mp4a(t)):Ur.box(Ur.types.stsd,Ur.STSD,Ur.avc1(t))}static tkhd(t){const e=t.id,s=t.duration*t.timescale,i=t.width,r=t.height,n=Math.floor(s/(Nr+1)),a=Math.floor(s%(Nr+1));return Ur.box(Ur.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n,a>>24,a>>16&255,a>>8&255,255&a,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,i>>8&255,255&i,0,0,r>>8&255,255&r,0,0]))}static traf(t,e){const s=Ur.sdtp(t),i=t.id,r=Math.floor(e/(Nr+1)),n=Math.floor(e%(Nr+1));return Ur.box(Ur.types.traf,Ur.box(Ur.types.tfhd,new Uint8Array([0,0,0,0,i>>24,i>>16&255,i>>8&255,255&i])),Ur.box(Ur.types.tfdt,new Uint8Array([1,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,n>>24,n>>16&255,n>>8&255,255&n])),Ur.trun(t,s.length+16+20+8+16+8+8),s)}static trak(t){return t.duration=t.duration||4294967295,Ur.box(Ur.types.trak,Ur.tkhd(t),Ur.mdia(t))}static trex(t){const e=t.id;return Ur.box(Ur.types.trex,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))}static trun(t,e){const s=t.samples||[],i=s.length,r=12+16*i,n=new Uint8Array(r);let a,o,l,h,d,c;for(e+=8+r,n.set(["video"===t.type?1:0,0,15,1,i>>>24&255,i>>>16&255,i>>>8&255,255&i,e>>>24&255,e>>>16&255,e>>>8&255,255&e],0),a=0;a<i;a++)o=s[a],l=o.duration,h=o.size,d=o.flags,c=o.cts,n.set([l>>>24&255,l>>>16&255,l>>>8&255,255&l,h>>>24&255,h>>>16&255,h>>>8&255,255&h,d.isLeading<<2|d.dependsOn,d.isDependedOn<<6|d.hasRedundancy<<4|d.paddingValue<<1|d.isNonSync,61440&d.degradPrio,15&d.degradPrio,c>>>24&255,c>>>16&255,c>>>8&255,255&c],12+16*a);return Ur.box(Ur.types.trun,n)}static initSegment(t){Ur.types||Ur.init();const e=Ur.moov(t),s=Ht(Ur.FTYP,e);return s}}Ur.types=void 0,Ur.HDLR_TYPES=void 0,Ur.STTS=void 0,Ur.STSC=void 0,Ur.STCO=void 0,Ur.STSZ=void 0,Ur.VMHD=void 0,Ur.SMHD=void 0,Ur.STSD=void 0,Ur.FTYP=void 0,Ur.DINF=void 0;const Br=9e4;function $r(t,e,s=1,i=!1){const r=t*e*s;return i?Math.round(r):r}function Gr(t,e,s=1,i=!1){return $r(t,e,1/s,i)}function Kr(t,e=!1){return $r(t,1e3,1/Br,e)}function Hr(t,e=1){return $r(t,Br,1/e)}const Vr=1e4,Yr=1024,Wr=1152,jr=1536;let qr,Xr=null,zr=null;class Qr{constructor(t,e,s,i=""){if(this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=null,this._initDTS=null,this.nextAvcDts=null,this.nextAudioPts=null,this.videoSampleDuration=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.videoTrackConfig=void 0,this.observer=t,this.config=e,this.typeSupported=s,this.ISGenerated=!1,null===Xr){const t=navigator.userAgent||"",e=t.match(/Chrome\/(\d+)/i);Xr=e?parseInt(e[1]):0}if(null===zr){const t=navigator.userAgent.match(/Safari\/(\d+)/i);zr=t?parseInt(t[1]):0}}destroy(){this.config=this.videoTrackConfig=this._initPTS=this._initDTS=null}resetTimeStamp(t){R.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=t}resetNextTimestamp(){R.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1}resetInitSegment(){R.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1,this.videoTrackConfig=void 0}getVideoStartPts(t){let e=!1;const s=t.reduce((t,s)=>{const i=s.pts-t;return i<-4294967296?(e=!0,Jr(t,s.pts)):i>0?t:s.pts},t[0].pts);return e&&R.debug("PTS rollover detected"),s}remux(t,e,s,i,r,n,a,o){let l,h,d,c,u,f,g=r,m=r;const p=t.pid>-1,E=e.pid>-1,T=e.samples.length,y=t.samples.length>0,v=a&&T>0||T>1,S=(!p||y)&&(!E||v)||this.ISGenerated||a;if(S){if(this.ISGenerated){var A,L,D,I;const t=this.videoTrackConfig;!t||e.width===t.width&&e.height===t.height&&(null==(A=e.pixelRatio)?void 0:A[0])===(null==(L=t.pixelRatio)?void 0:L[0])&&(null==(D=e.pixelRatio)?void 0:D[1])===(null==(I=t.pixelRatio)?void 0:I[1])||this.resetInitSegment()}else d=this.generateIS(t,e,r,n);const s=this.isVideoContiguous;let i,a=-1;if(v&&(a=Zr(e.samples),!s&&this.config.forceKeyFrameOnDiscontinuity))if(f=!0,a>0){R.warn(`[mp4-remuxer]: Dropped ${a} out of ${T} video samples due to a missing keyframe`);const t=this.getVideoStartPts(e.samples);e.samples=e.samples.slice(a),e.dropped+=a,m+=(e.samples[0].pts-t)/e.inputTimeScale,i=m}else-1===a&&(R.warn(`[mp4-remuxer]: No keyframe found out of ${T} video samples`),f=!1);if(this.ISGenerated){if(y&&v){const s=this.getVideoStartPts(e.samples),i=Jr(t.samples[0].pts,s)-s,r=i/e.inputTimeScale;g+=Math.max(0,r),m+=Math.max(0,-r)}if(y){if(t.samplerate||(R.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),d=this.generateIS(t,e,r,n)),h=this.remuxAudio(t,g,this.isAudioContiguous,n,E||v||o===Ue.AUDIO?m:void 0),v){const i=h?h.endPTS-h.startPTS:0;e.inputTimeScale||(R.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),d=this.generateIS(t,e,r,n)),l=this.remuxVideo(e,m,s,i)}}else v&&(l=this.remuxVideo(e,m,s,0));l&&(l.firstKeyFrame=a,l.independent=-1!==a,l.firstKeyFramePTS=i)}}return this.ISGenerated&&this._initPTS&&this._initDTS&&(s.samples.length&&(u=tn(s,r,this._initPTS,this._initDTS)),i.samples.length&&(c=en(i,r,this._initPTS))),{audio:h,video:l,initSegment:d,independent:f,text:c,id3:u}}generateIS(t,e,s,i){const r=t.samples,n=e.samples,a=this.typeSupported,o={},l=this._initPTS;let h,d,c,u=!l||i,f="audio/mp4";if(u&&(h=d=1/0),t.config&&r.length){switch(t.timescale=t.samplerate,t.segmentCodec){case"mp3":a.mpeg?(f="audio/mpeg",t.codec=""):a.mp3&&(t.codec="mp3");break;case"ac3":t.codec="ac-3";break}o.audio={id:"audio",container:f,codec:t.codec,initSegment:"mp3"===t.segmentCodec&&a.mpeg?new Uint8Array(0):Ur.initSegment([t]),metadata:{channelCount:t.channelCount}},u&&(c=t.inputTimeScale,l&&c===l.timescale?u=!1:h=d=r[0].pts-Math.round(c*s))}if(e.sps&&e.pps&&n.length){if(e.timescale=e.inputTimeScale,o.video={id:"main",container:"video/mp4",codec:e.codec,initSegment:Ur.initSegment([e]),metadata:{width:e.width,height:e.height}},u)if(c=e.inputTimeScale,l&&c===l.timescale)u=!1;else{const t=this.getVideoStartPts(n),e=Math.round(c*s);d=Math.min(d,Jr(n[0].dts,t)-e),h=Math.min(h,t-e)}this.videoTrackConfig={width:e.width,height:e.height,pixelRatio:e.pixelRatio}}if(Object.keys(o).length)return this.ISGenerated=!0,u?(this._initPTS={baseTime:h,timescale:c},this._initDTS={baseTime:d,timescale:c}):h=c=void 0,{tracks:o,initPTS:h,timescale:c}}remuxVideo(t,e,s,i){const r=t.inputTimeScale,n=t.samples,a=[],o=n.length,l=this._initPTS;let h,d,u=this.nextAvcDts,f=8,g=this.videoSampleDuration,T=Number.POSITIVE_INFINITY,y=Number.NEGATIVE_INFINITY,v=!1;if(!s||null===u){const t=e*r,i=n[0].pts-Jr(n[0].dts,n[0].pts);Xr&&null!==u&&Math.abs(t-i-u)<15e3?s=!0:u=t-i}const S=l.baseTime*r/l.timescale;for(let c=0;c<o;c++){const t=n[c];t.pts=Jr(t.pts-S,u),t.dts=Jr(t.dts-S,u),t.dts<n[c>0?c-1:c].dts&&(v=!0)}v&&n.sort((function(t,e){const s=t.dts-e.dts,i=t.pts-e.pts;return s||i})),h=n[0].dts,d=n[n.length-1].dts;const A=d-h,L=A?Math.round(A/(o-1)):g||t.inputTimeScale/30;if(s){const t=h-u,s=t>L,i=t<-1;if((s||i)&&(s?R.warn(`AVC: ${Kr(t,!0)} ms (${t}dts) hole between fragments detected at ${e.toFixed(3)}`):R.warn(`AVC: ${Kr(-t,!0)} ms (${t}dts) overlapping between fragments detected at ${e.toFixed(3)}`),!i||u>=n[0].pts||Xr)){h=u;const e=n[0].pts-t;if(s)n[0].dts=h,n[0].pts=e;else for(let s=0;s<n.length;s++){if(n[s].dts>e)break;n[s].dts-=t,n[s].pts-=t}R.log(`Video: Initial PTS/DTS adjusted: ${Kr(e,!0)}/${Kr(h,!0)}, delta: ${Kr(t,!0)} ms`)}}h=Math.max(0,h);let D=0,I=0,b=h;for(let c=0;c<o;c++){const t=n[c],e=t.units,s=e.length;let i=0;for(let r=0;r<s;r++)i+=e[r].data.length;I+=i,D+=s,t.length=i,t.dts<b?(t.dts=b,b+=L/4|0||1):b=t.dts,T=Math.min(t.pts,T),y=Math.max(t.pts,y)}d=n[o-1].dts;const k=I+4*D+8;let w;try{w=new Uint8Array(k)}catch(B){return void this.observer.emit(m.ERROR,m.ERROR,{type:p.MUX_ERROR,details:E.REMUX_ALLOC_ERROR,fatal:!1,error:B,bytes:k,reason:"fail allocating video mdat "+k})}const C=new DataView(w.buffer);C.setUint32(0,k),w.set(Ur.types.mdat,4);let _=!1,P=Number.POSITIVE_INFINITY,x=Number.POSITIVE_INFINITY,O=Number.NEGATIVE_INFINITY,M=Number.NEGATIVE_INFINITY;for(let c=0;c<o;c++){const t=n[c],e=t.units;let s,l=0;for(let i=0,r=e.length;i<r;i++){const t=e[i],s=t.data,r=t.data.byteLength;C.setUint32(f,r),f+=4,w.set(s,f),f+=r,l+=4+r}if(c<o-1)g=n[c+1].dts-t.dts,s=n[c+1].pts-t.pts;else{const e=this.config,a=c>0?t.dts-n[c-1].dts:L;if(s=c>0?t.pts-n[c-1].pts:L,e.stretchShortVideoTrack&&null!==this.nextAudioPts){const s=Math.floor(e.maxBufferHole*r),n=(i?T+i*r:this.nextAudioPts)-t.pts;n>s?(g=n-a,g<0?g=a:_=!0,R.log(`[mp4-remuxer]: It is approximately ${n/90} ms to the next segment; using duration ${g/90} ms for the last video frame.`)):g=a}else g=a}const h=Math.round(t.pts-t.dts);P=Math.min(P,g),O=Math.max(O,g),x=Math.min(x,s),M=Math.max(M,s),a.push(new sn(t.key,g,l,h))}if(a.length)if(Xr){if(Xr<70){const t=a[0].flags;t.dependsOn=2,t.isNonSync=0}}else if(zr&&M-x<O-P&&L/O<.025&&0===a[0].cts){R.warn("Found irregular gaps in sample duration. Using PTS instead of DTS to determine MP4 sample duration.");let t=h;for(let e=0,s=a.length;e<s;e++){const i=t+a[e].duration,r=t+a[e].cts;if(e<s-1){const t=i+a[e+1].cts;a[e].duration=t-r}else a[e].duration=e?a[e-1].duration:L;a[e].cts=0,t=i}}g=_||!g?L:g,this.nextAvcDts=u=d+g,this.videoSampleDuration=g,this.isVideoContiguous=!0;const F=Ur.moof(t.sequenceNumber++,h,c({},t,{samples:a})),N="video",U={data1:F,data2:w,startPTS:T/r,endPTS:(y+g)/r,startDTS:h/r,endDTS:u/r,type:N,hasAudio:!1,hasVideo:!0,nb:a.length,dropped:t.dropped};return t.samples=[],t.dropped=0,U}getSamplesPerFrame(t){switch(t.segmentCodec){case"mp3":return Wr;case"ac3":return jr;default:return Yr}}remuxAudio(t,e,s,i,r){const n=t.inputTimeScale,a=t.samplerate?t.samplerate:n,o=n/a,l=this.getSamplesPerFrame(t),h=l*o,d=this._initPTS,u="mp3"===t.segmentCodec&&this.typeSupported.mpeg,f=[],g=void 0!==r;let T=t.samples,y=u?0:8,v=this.nextAudioPts||-1;const S=e*n,A=d.baseTime*n/d.timescale;if(this.isAudioContiguous=s=s||T.length&&v>0&&(i&&Math.abs(S-v)<9e3||Math.abs(Jr(T[0].pts-A,S)-v)<20*h),T.forEach((function(t){t.pts=Jr(t.pts-A,S)})),!s||v<0){if(T=T.filter(t=>t.pts>=0),!T.length)return;v=0===r?0:i&&!g?Math.max(0,S):T[0].pts}if("aac"===t.segmentCodec){const e=this.config.maxAudioFramesDrift;for(let s=0,i=v;s<T.length;s++){const r=T[s],a=r.pts,o=a-i,l=Math.abs(1e3*o/n);if(o<=-e*h&&g)0===s&&(R.warn(`Audio frame @ ${(a/n).toFixed(3)}s overlaps nextAudioPts by ${Math.round(1e3*o/n)} ms.`),this.nextAudioPts=v=i=a);else if(o>=e*h&&l<Vr&&g){let e=Math.round(o/h);i=a-e*h,i<0&&(e--,i+=h),0===s&&(this.nextAudioPts=v=i),R.warn(`[mp4-remuxer]: Injecting ${e} audio frame @ ${(i/n).toFixed(3)}s due to ${Math.round(1e3*o/n)} ms gap.`);for(let n=0;n<e;n++){const e=Math.max(i,0);let n=Fr.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);n||(R.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),n=r.unit.subarray()),T.splice(s,0,{unit:n,pts:e}),i+=h,s++}}r.pts=i,i+=h}}let L,D=null,I=null,b=0,k=T.length;while(k--)b+=T[k].unit.byteLength;for(let c=0,R=T.length;c<R;c++){const e=T[c],i=e.unit;let r=e.pts;if(null!==I){const t=f[c-1];t.duration=Math.round((r-I)/o)}else{if(s&&"aac"===t.segmentCodec&&(r=v),D=r,!(b>0))return;b+=y;try{L=new Uint8Array(b)}catch(F){return void this.observer.emit(m.ERROR,m.ERROR,{type:p.MUX_ERROR,details:E.REMUX_ALLOC_ERROR,fatal:!1,error:F,bytes:b,reason:"fail allocating audio mdat "+b})}if(!u){const t=new DataView(L.buffer);t.setUint32(0,b),L.set(Ur.types.mdat,4)}}L.set(i,y);const n=i.byteLength;y+=n,f.push(new sn(!0,l,n,0)),I=r}const w=f.length;if(!w)return;const C=f[f.length-1];this.nextAudioPts=v=I+o*C.duration;const _=u?new Uint8Array(0):Ur.moof(t.sequenceNumber++,D/o,c({},t,{samples:f}));t.samples=[];const P=D/n,x=v/n,O="audio",M={data1:_,data2:L,startPTS:P,endPTS:x,startDTS:P,endDTS:x,type:O,hasAudio:!0,hasVideo:!1,nb:w};return this.isAudioContiguous=!0,M}remuxEmptyAudio(t,e,s,i){const r=t.inputTimeScale,n=t.samplerate?t.samplerate:r,a=r/n,o=this.nextAudioPts,l=this._initDTS,h=9e4*l.baseTime/l.timescale,d=(null!==o?o:i.startDTS*r)+h,c=i.endDTS*r+h,u=a*Yr,f=Math.ceil((c-d)/u),g=Fr.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);if(R.warn("[mp4-remuxer]: remux empty Audio"),!g)return void R.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");const m=[];for(let p=0;p<f;p++){const t=d+p*u;m.push({unit:g,pts:t,dts:t})}return t.samples=m,this.remuxAudio(t,e,s,!1)}}function Jr(t,e){let s;if(null===e)return t;s=e<t?-8589934592:8589934592;while(Math.abs(t-e)>4294967296)t+=s;return t}function Zr(t){for(let e=0;e<t.length;e++)if(t[e].key)return e;return-1}function tn(t,e,s,i){const r=t.samples.length;if(!r)return;const n=t.inputTimeScale;for(let o=0;o<r;o++){const r=t.samples[o];r.pts=Jr(r.pts-s.baseTime*n/s.timescale,e*n)/n,r.dts=Jr(r.dts-i.baseTime*n/i.timescale,e*n)/n}const a=t.samples;return t.samples=[],{samples:a}}function en(t,e,s){const i=t.samples.length;if(!i)return;const r=t.inputTimeScale;for(let a=0;a<i;a++){const i=t.samples[a];i.pts=Jr(i.pts-s.baseTime*r/s.timescale,e*r)/r}t.samples.sort((t,e)=>t.pts-e.pts);const n=t.samples;return t.samples=[],{samples:n}}class sn{constructor(t,e,s,i){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=e,this.size=s,this.cts=i,this.flags={isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:t?2:1,isNonSync:t?0:1}}}class rn{constructor(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=null,this.initTracks=void 0,this.lastEndTime=null}destroy(){}resetTimeStamp(t){this.initPTS=t,this.lastEndTime=null}resetNextTimestamp(){this.lastEndTime=null}resetInitSegment(t,e,s,i){this.audioCodec=e,this.videoCodec=s,this.generateInitSegment(Ft(t,i)),this.emitInitSegment=!0}generateInitSegment(t){let{audioCodec:e,videoCodec:s}=this;if(null==t||!t.byteLength)return this.initTracks=void 0,void(this.initData=void 0);const i=this.initData=_t(t);i.audio&&(e=an(i.audio,P.AUDIO)),i.video&&(s=an(i.video,P.VIDEO));const r={};i.audio&&i.video?r.audiovideo={container:"video/mp4",codec:e+","+s,initSegment:t,id:"main"}:i.audio?r.audio={container:"audio/mp4",codec:e,initSegment:t,id:"audio"}:i.video?r.video={container:"video/mp4",codec:s,initSegment:t,id:"main"}:R.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=r}remux(t,e,s,i,r,n){var a,o;let{initPTS:l,lastEndTime:h}=this;const d={audio:void 0,video:void 0,text:i,id3:s,initSegment:void 0};u(h)||(h=this.lastEndTime=r||0);const c=e.samples;if(null==c||!c.length)return d;const f={initPTS:void 0,timescale:1};let g=this.initData;if(null!=(a=g)&&a.length||(this.generateInitSegment(c),g=this.initData),null==(o=g)||!o.length)return R.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),d;this.emitInitSegment&&(f.tracks=this.initTracks,this.emitInitSegment=!1);const m=Bt(c,g),p=Ut(g,c),E=null===p?r:p;(nn(l,E,r,m)||f.timescale!==l.timescale&&n)&&(f.initPTS=E-r,l&&1===l.timescale&&R.warn("Adjusting initPTS by "+(f.initPTS-l.baseTime)),this.initPTS=l={baseTime:f.initPTS,timescale:1});const T=t?E-l.baseTime/l.timescale:h,y=T+m;Gt(g,c,l.baseTime/l.timescale),m>0?this.lastEndTime=y:(R.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());const v=!!g.audio,S=!!g.video;let A="";v&&(A+="audio"),S&&(A+="video");const L={data1:c,startPTS:T,startDTS:T,endPTS:y,endDTS:y,type:A,hasAudio:v,hasVideo:S,nb:1,dropped:0};return d.audio="audio"===L.type?L:void 0,d.video="audio"!==L.type?L:void 0,d.initSegment=f,d.id3=tn(s,r,l,l),i.samples.length&&(d.text=en(i,r,l)),d}}function nn(t,e,s,i){if(null===t)return!0;const r=Math.max(i,1),n=e-t.baseTime/t.timescale;return Math.abs(n-s)>r}function an(t,e){const s=null==t?void 0:t.codec;if(s&&s.length>4)return s;if(e===P.AUDIO){if("ec-3"===s||"ac-3"===s||"alac"===s)return s;if("fLaC"===s||"Opus"===s){const t=!1;return ve(s,t)}const t="mp4a.40.5";return R.info(`Parsed audio codec "${s}" or audio object type not handled. Using "${t}"`),t}return R.warn(`Unhandled video codec "${s}"`),"hvc1"===s||"hev1"===s?"hvc1.1.6.L120.90":"av01"===s?"av01.0.04M.08":"avc1.42e01e"}try{qr=self.performance.now.bind(self.performance)}catch(bl){R.debug("Unable to use Performance API on this environment"),qr=null==H?void 0:H.Date.now}const on=[{demux:yr,remux:rn},{demux:kr,remux:Qr},{demux:Er,remux:Qr},{demux:Mr,remux:Qr}];on.splice(2,0,{demux:Sr,remux:Qr});class ln{constructor(t,e,s,i,r){this.async=!1,this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=t,this.typeSupported=e,this.config=s,this.vendor=i,this.id=r}configure(t){this.transmuxConfig=t,this.decrypter&&this.decrypter.reset()}push(t,e,s,i){const r=s.transmuxing;r.executeStart=qr();let n=new Uint8Array(t);const{currentTransmuxState:a,transmuxConfig:o}=this;i&&(this.currentTransmuxState=i);const{contiguous:l,discontinuity:h,trackSwitch:d,accurateTimeOffset:c,timeOffset:u,initSegmentChange:f}=i||a,{audioCodec:g,videoCodec:T,defaultInitPts:y,duration:v,initSegmentData:S}=o,A=hn(n,e);if(A&&"AES-128"===A.method){const t=this.getDecrypter();if(!t.isSync())return this.decryptionPromise=t.webCryptoDecrypt(n,A.key.buffer,A.iv.buffer).then(t=>{const e=this.push(t,null,s);return this.decryptionPromise=null,e}),this.decryptionPromise;{let e=t.softwareDecrypt(n,A.key.buffer,A.iv.buffer);const i=s.part>-1;if(i&&(e=t.flush()),!e)return r.executeEnd=qr(),dn(s);n=new Uint8Array(e)}}const L=this.needsProbing(h,d);if(L){const t=this.configureTransmuxer(n);if(t)return R.warn("[transmuxer] "+t.message),this.observer.emit(m.ERROR,m.ERROR,{type:p.MEDIA_ERROR,details:E.FRAG_PARSING_ERROR,fatal:!1,error:t,reason:t.message}),r.executeEnd=qr(),dn(s)}(h||d||f||L)&&this.resetInitSegment(S,g,T,v,e),(h||f||L)&&this.resetInitialTimestamp(y),l||this.resetContiguity();const D=this.transmux(n,A,u,c,s),I=this.currentTransmuxState;return I.contiguous=!0,I.discontinuity=!1,I.trackSwitch=!1,r.executeEnd=qr(),D}flush(t){const e=t.transmuxing;e.executeStart=qr();const{decrypter:s,currentTransmuxState:i,decryptionPromise:r}=this;if(r)return r.then(()=>this.flush(t));const n=[],{timeOffset:a}=i;if(s){const e=s.flush();e&&n.push(this.push(e,null,t))}const{demuxer:o,remuxer:l}=this;if(!o||!l)return e.executeEnd=qr(),[dn(t)];const h=o.flush(a);return cn(h)?h.then(e=>(this.flushRemux(n,e,t),n)):(this.flushRemux(n,h,t),n)}flushRemux(t,e,s){const{audioTrack:i,videoTrack:r,id3Track:n,textTrack:a}=e,{accurateTimeOffset:o,timeOffset:l}=this.currentTransmuxState;R.log(`[transmuxer.ts]: Flushed fragment ${s.sn}${s.part>-1?" p: "+s.part:""} of level ${s.level}`);const h=this.remuxer.remux(i,r,n,a,l,o,!0,this.id);t.push({remuxResult:h,chunkMeta:s}),s.transmuxing.executeEnd=qr()}resetInitialTimestamp(t){const{demuxer:e,remuxer:s}=this;e&&s&&(e.resetTimeStamp(t),s.resetTimeStamp(t))}resetContiguity(){const{demuxer:t,remuxer:e}=this;t&&e&&(t.resetContiguity(),e.resetNextTimestamp())}resetInitSegment(t,e,s,i,r){const{demuxer:n,remuxer:a}=this;n&&a&&(n.resetInitSegment(t,e,s,i),a.resetInitSegment(t,e,s,r))}destroy(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)}transmux(t,e,s,i,r){let n;return n=e&&"SAMPLE-AES"===e.method?this.transmuxSampleAes(t,e,s,i,r):this.transmuxUnencrypted(t,s,i,r),n}transmuxUnencrypted(t,e,s,i){const{audioTrack:r,videoTrack:n,id3Track:a,textTrack:o}=this.demuxer.demux(t,e,!1,!this.config.progressive),l=this.remuxer.remux(r,n,a,o,e,s,!1,this.id);return{remuxResult:l,chunkMeta:i}}transmuxSampleAes(t,e,s,i,r){return this.demuxer.demuxSampleAes(t,e,s).then(t=>{const e=this.remuxer.remux(t.audioTrack,t.videoTrack,t.id3Track,t.textTrack,s,i,!1,this.id);return{remuxResult:e,chunkMeta:r}})}configureTransmuxer(t){const{config:e,observer:s,typeSupported:i,vendor:r}=this;let n;for(let c=0,u=on.length;c<u;c++){var a;if(null!=(a=on[c].demux)&&a.probe(t)){n=on[c];break}}if(!n)return new Error("Failed to find demuxer by probing fragment data");const o=this.demuxer,l=this.remuxer,h=n.remux,d=n.demux;l&&l instanceof h||(this.remuxer=new h(s,e,i,r)),o&&o instanceof d||(this.demuxer=new d(s,e,i),this.probe=d.probe)}needsProbing(t,e){return!this.demuxer||!this.remuxer||t||e}getDecrypter(){let t=this.decrypter;return t||(t=this.decrypter=new Fi(this.config)),t}}function hn(t,e){let s=null;return t.byteLength>0&&null!=(null==e?void 0:e.key)&&null!==e.iv&&null!=e.method&&(s=e),s}const dn=t=>({remuxResult:{},chunkMeta:t});function cn(t){return"then"in t&&t.then instanceof Function}class un{constructor(t,e,s,i,r){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=t,this.videoCodec=e,this.initSegmentData=s,this.duration=i,this.defaultInitPts=r||null}}class fn{constructor(t,e,s,i,r,n){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=t,this.contiguous=e,this.accurateTimeOffset=s,this.trackSwitch=i,this.timeOffset=r,this.initSegmentChange=n}}var gn={exports:{}};(function(t){var e=Object.prototype.hasOwnProperty,s="~";function i(){}function r(t,e,s){this.fn=t,this.context=e,this.once=s||!1}function n(t,e,i,n,a){if("function"!==typeof i)throw new TypeError("The listener must be a function");var o=new r(i,n||t,a),l=s?s+e:e;return t._events[l]?t._events[l].fn?t._events[l]=[t._events[l],o]:t._events[l].push(o):(t._events[l]=o,t._eventsCount++),t}function a(t,e){0===--t._eventsCount?t._events=new i:delete t._events[e]}function o(){this._events=new i,this._eventsCount=0}Object.create&&(i.prototype=Object.create(null),(new i).__proto__||(s=!1)),o.prototype.eventNames=function(){var t,i,r=[];if(0===this._eventsCount)return r;for(i in t=this._events)e.call(t,i)&&r.push(s?i.slice(1):i);return Object.getOwnPropertySymbols?r.concat(Object.getOwnPropertySymbols(t)):r},o.prototype.listeners=function(t){var e=s?s+t:t,i=this._events[e];if(!i)return[];if(i.fn)return[i.fn];for(var r=0,n=i.length,a=new Array(n);r<n;r++)a[r]=i[r].fn;return a},o.prototype.listenerCount=function(t){var e=s?s+t:t,i=this._events[e];return i?i.fn?1:i.length:0},o.prototype.emit=function(t,e,i,r,n,a){var o=s?s+t:t;if(!this._events[o])return!1;var l,h,d=this._events[o],c=arguments.length;if(d.fn){switch(d.once&&this.removeListener(t,d.fn,void 0,!0),c){case 1:return d.fn.call(d.context),!0;case 2:return d.fn.call(d.context,e),!0;case 3:return d.fn.call(d.context,e,i),!0;case 4:return d.fn.call(d.context,e,i,r),!0;case 5:return d.fn.call(d.context,e,i,r,n),!0;case 6:return d.fn.call(d.context,e,i,r,n,a),!0}for(h=1,l=new Array(c-1);h<c;h++)l[h-1]=arguments[h];d.fn.apply(d.context,l)}else{var u,f=d.length;for(h=0;h<f;h++)switch(d[h].once&&this.removeListener(t,d[h].fn,void 0,!0),c){case 1:d[h].fn.call(d[h].context);break;case 2:d[h].fn.call(d[h].context,e);break;case 3:d[h].fn.call(d[h].context,e,i);break;case 4:d[h].fn.call(d[h].context,e,i,r);break;default:if(!l)for(u=1,l=new Array(c-1);u<c;u++)l[u-1]=arguments[u];d[h].fn.apply(d[h].context,l)}}return!0},o.prototype.on=function(t,e,s){return n(this,t,e,s,!1)},o.prototype.once=function(t,e,s){return n(this,t,e,s,!0)},o.prototype.removeListener=function(t,e,i,r){var n=s?s+t:t;if(!this._events[n])return this;if(!e)return a(this,n),this;var o=this._events[n];if(o.fn)o.fn!==e||r&&!o.once||i&&o.context!==i||a(this,n);else{for(var l=0,h=[],d=o.length;l<d;l++)(o[l].fn!==e||r&&!o[l].once||i&&o[l].context!==i)&&h.push(o[l]);h.length?this._events[n]=1===h.length?h[0]:h:a(this,n)}return this},o.prototype.removeAllListeners=function(t){var e;return t?(e=s?s+t:t,this._events[e]&&a(this,e)):(this._events=new i,this._eventsCount=0),this},o.prototype.off=o.prototype.removeListener,o.prototype.addListener=o.prototype.on,o.prefixed=s,o.EventEmitter=o,t.exports=o})(gn);var mn=gn.exports,pn=i(mn);class En{constructor(t,e,s,i){this.error=null,this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.useWorker=void 0,this.workerContext=null,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0;const r=t.config;this.hls=t,this.id=e,this.useWorker=!!r.enableWorker,this.onTransmuxComplete=s,this.onFlush=i;const n=(t,e)=>{e=e||{},e.frag=this.frag,e.id=this.id,t===m.ERROR&&(this.error=e.error),this.hls.trigger(t,e)};this.observer=new pn,this.observer.on(m.FRAG_DECRYPTED,n),this.observer.on(m.ERROR,n);const a=le(r.preferManagedMediaSource)||{isTypeSupported:()=>!1},o={mpeg:a.isTypeSupported("audio/mpeg"),mp3:a.isTypeSupported('audio/mp4; codecs="mp3"'),ac3:a.isTypeSupported('audio/mp4; codecs="ac-3"')};if(this.useWorker&&"undefined"!==typeof Worker){const t=r.workerPath||Ki();if(t){try{r.workerPath?(R.log(`loading Web Worker ${r.workerPath} for "${e}"`),this.workerContext=Vi(r.workerPath)):(R.log(`injecting Web Worker for "${e}"`),this.workerContext=Hi()),this.onwmsg=t=>this.onWorkerMessage(t);const{worker:t}=this.workerContext;t.addEventListener("message",this.onwmsg),t.onerror=t=>{const s=new Error(`${t.message}  (${t.filename}:${t.lineno})`);r.enableWorker=!1,R.warn(`Error in "${e}" Web Worker, fallback to inline`),this.hls.trigger(m.ERROR,{type:p.OTHER_ERROR,details:E.INTERNAL_EXCEPTION,fatal:!1,event:"demuxerWorker",error:s})},t.postMessage({cmd:"init",typeSupported:o,vendor:"",id:e,config:JSON.stringify(r)})}catch(bl){R.warn(`Error setting up "${e}" Web Worker, fallback to inline`,bl),this.resetWorker(),this.error=null,this.transmuxer=new ln(this.observer,o,r,"",e)}return}}this.transmuxer=new ln(this.observer,o,r,"",e)}resetWorker(){if(this.workerContext){const{worker:t,objectURL:e}=this.workerContext;e&&self.URL.revokeObjectURL(e),t.removeEventListener("message",this.onwmsg),t.onerror=null,t.terminate(),this.workerContext=null}}destroy(){if(this.workerContext)this.resetWorker(),this.onwmsg=void 0;else{const t=this.transmuxer;t&&(t.destroy(),this.transmuxer=null)}const t=this.observer;t&&t.removeAllListeners(),this.frag=null,this.observer=null,this.hls=null}push(t,e,s,i,r,n,a,o,l,h){var d,c;l.transmuxing.start=self.performance.now();const{transmuxer:u}=this,f=n?n.start:r.start,g=r.decryptdata,m=this.frag,p=!(m&&r.cc===m.cc),E=!(m&&l.level===m.level),T=m?l.sn-m.sn:-1,y=this.part?l.part-this.part.index:-1,v=0===T&&l.id>1&&l.id===(null==m?void 0:m.stats.chunkCount),S=!E&&(1===T||0===T&&(1===y||v&&y<=0)),A=self.performance.now();(E||T||0===r.stats.parsing.start)&&(r.stats.parsing.start=A),!n||!y&&S||(n.stats.parsing.start=A);const L=!(m&&(null==(d=r.initSegment)?void 0:d.url)===(null==(c=m.initSegment)?void 0:c.url)),D=new fn(p,S,o,E,f,L);if(!S||p||L){R.log(`[transmuxer-interface, ${r.type}]: Starting new transmux session for sn: ${l.sn} p: ${l.part} level: ${l.level} id: ${l.id}\n        discontinuity: ${p}\n        trackSwitch: ${E}\n        contiguous: ${S}\n        accurateTimeOffset: ${o}\n        timeOffset: ${f}\n        initSegmentChange: ${L}`);const t=new un(s,i,e,a,h);this.configureTransmuxer(t)}if(this.frag=r,this.part=n,this.workerContext)this.workerContext.worker.postMessage({cmd:"demux",data:t,decryptdata:g,chunkMeta:l,state:D},t instanceof ArrayBuffer?[t]:[]);else if(u){const e=u.push(t,g,l,D);cn(e)?(u.async=!0,e.then(t=>{this.handleTransmuxComplete(t)}).catch(t=>{this.transmuxerError(t,l,"transmuxer-interface push error")})):(u.async=!1,this.handleTransmuxComplete(e))}}flush(t){t.transmuxing.start=self.performance.now();const{transmuxer:e}=this;if(this.workerContext)this.workerContext.worker.postMessage({cmd:"flush",chunkMeta:t});else if(e){let s=e.flush(t);const i=cn(s);i||e.async?(cn(s)||(s=Promise.resolve(s)),s.then(e=>{this.handleFlushResult(e,t)}).catch(e=>{this.transmuxerError(e,t,"transmuxer-interface flush error")})):this.handleFlushResult(s,t)}}transmuxerError(t,e,s){this.hls&&(this.error=t,this.hls.trigger(m.ERROR,{type:p.MEDIA_ERROR,details:E.FRAG_PARSING_ERROR,chunkMeta:e,frag:this.frag||void 0,fatal:!1,error:t,err:t,reason:s}))}handleFlushResult(t,e){t.forEach(t=>{this.handleTransmuxComplete(t)}),this.onFlush(e)}onWorkerMessage(t){const e=t.data;if(null==e||!e.event)return void R.warn("worker message received with no "+(e?"event name":"data"));const s=this.hls;if(this.hls)switch(e.event){case"init":{var i;const t=null==(i=this.workerContext)?void 0:i.objectURL;t&&self.URL.revokeObjectURL(t);break}case"transmuxComplete":this.handleTransmuxComplete(e.data);break;case"flush":this.onFlush(e.data);break;case"workerLog":R[e.data.logType]&&R[e.data.logType](e.data.message);break;default:e.data=e.data||{},e.data.frag=this.frag,e.data.id=this.id,s.trigger(e.event,e.data);break}}configureTransmuxer(t){const{transmuxer:e}=this;this.workerContext?this.workerContext.worker.postMessage({cmd:"configure",config:t}):e&&e.configure(t)}handleTransmuxComplete(t){t.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(t)}}function Tn(t,e){if(t.length!==e.length)return!1;for(let s=0;s<t.length;s++)if(!yn(t[s].attrs,e[s].attrs))return!1;return!0}function yn(t,e,s){const i=t["STABLE-RENDITION-ID"];return i&&!s?i===e["STABLE-RENDITION-ID"]:!(s||["LANGUAGE","NAME","CHARACTERISTICS","AUTOSELECT","DEFAULT","FORCED","ASSOC-LANGUAGE"]).some(s=>t[s]!==e[s])}function vn(t,e){return e.label.toLowerCase()===t.name.toLowerCase()&&(!e.language||e.language.toLowerCase()===(t.lang||"").toLowerCase())}const Sn=100;class An extends Bi{constructor(t,e,s){super(t,e,s,"[audio-stream-controller]",Ue.AUDIO),this.videoBuffer=null,this.videoTrackCC=-1,this.waitingVideoCC=-1,this.bufferedTrack=null,this.switchingTrack=null,this.trackId=-1,this.waitingData=null,this.mainDetails=null,this.flushing=!1,this.bufferFlushed=!1,this.cachedTrackLoadedData=null,this._registerListeners()}onHandlerDestroying(){this._unregisterListeners(),super.onHandlerDestroying(),this.mainDetails=null,this.bufferedTrack=null,this.switchingTrack=null}_registerListeners(){const{hls:t}=this;t.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(m.MANIFEST_LOADING,this.onManifestLoading,this),t.on(m.LEVEL_LOADED,this.onLevelLoaded,this),t.on(m.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),t.on(m.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.on(m.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.on(m.ERROR,this.onError,this),t.on(m.BUFFER_RESET,this.onBufferReset,this),t.on(m.BUFFER_CREATED,this.onBufferCreated,this),t.on(m.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(m.BUFFER_FLUSHED,this.onBufferFlushed,this),t.on(m.INIT_PTS_FOUND,this.onInitPtsFound,this),t.on(m.FRAG_BUFFERED,this.onFragBuffered,this)}_unregisterListeners(){const{hls:t}=this;t.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(m.MANIFEST_LOADING,this.onManifestLoading,this),t.off(m.LEVEL_LOADED,this.onLevelLoaded,this),t.off(m.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),t.off(m.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.off(m.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.off(m.ERROR,this.onError,this),t.off(m.BUFFER_RESET,this.onBufferReset,this),t.off(m.BUFFER_CREATED,this.onBufferCreated,this),t.off(m.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(m.BUFFER_FLUSHED,this.onBufferFlushed,this),t.off(m.INIT_PTS_FOUND,this.onInitPtsFound,this),t.off(m.FRAG_BUFFERED,this.onFragBuffered,this)}onInitPtsFound(t,{frag:e,id:s,initPTS:i,timescale:r}){if("main"===s){const t=e.cc;this.initPTS[e.cc]={baseTime:i,timescale:r},this.log(`InitPTS for cc: ${t} found from main: ${i}`),this.videoTrackCC=t,this.state===Ui.WAITING_INIT_PTS&&this.tick()}}startLoad(t){if(!this.levels)return this.startPosition=t,void(this.state=Ui.STOPPED);const e=this.lastCurrentTime;this.stopLoad(),this.setInterval(Sn),e>0&&-1===t?(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e,this.state=Ui.IDLE):(this.loadedmetadata=!1,this.state=Ui.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}doTick(){switch(this.state){case Ui.IDLE:this.doTickIdle();break;case Ui.WAITING_TRACK:{var t;const{levels:e,trackId:s}=this,i=null==e||null==(t=e[s])?void 0:t.details;if(i){if(this.waitForCdnTuneIn(i))break;this.state=Ui.WAITING_INIT_PTS}break}case Ui.FRAG_LOADING_WAITING_RETRY:{var e;const t=performance.now(),s=this.retryDate;if(!s||t>=s||null!=(e=this.media)&&e.seeking){const{levels:t,trackId:e}=this;this.log("RetryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded((null==t?void 0:t[e])||null),this.state=Ui.IDLE}break}case Ui.WAITING_INIT_PTS:{const t=this.waitingData;if(t){const{frag:e,part:s,cache:i,complete:r}=t;if(void 0!==this.initPTS[e.cc]){this.waitingData=null,this.waitingVideoCC=-1,this.state=Ui.FRAG_LOADING;const t=i.flush(),n={frag:e,part:s,payload:t,networkDetails:null};this._handleFragmentLoadProgress(n),r&&super._handleFragmentLoadComplete(n)}else if(this.videoTrackCC!==this.waitingVideoCC)this.log(`Waiting fragment cc (${e.cc}) cancelled because video is at cc ${this.videoTrackCC}`),this.clearWaitingFragment();else{const t=this.getLoadPosition(),s=mi.bufferInfo(this.mediaBuffer,t,this.config.maxBufferHole),i=Fs(s.end,this.config.maxFragLookUpTolerance,e);i<0&&(this.log(`Waiting fragment cc (${e.cc}) @ ${e.start} cancelled because another fragment at ${s.end} is needed`),this.clearWaitingFragment())}}else this.state=Ui.IDLE}}this.onTickEnd()}clearWaitingFragment(){const t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=Ui.IDLE)}resetLoadingState(){this.clearWaitingFragment(),super.resetLoadingState()}onTickEnd(){const{media:t}=this;null!=t&&t.readyState&&(this.lastCurrentTime=t.currentTime)}doTickIdle(){const{hls:t,levels:e,media:s,trackId:i}=this,r=t.config;if(!s&&(this.startFragRequested||!r.startFragPrefetch)||null==e||!e[i])return;const n=e[i],a=n.details;if(!a||a.live&&this.levelLastLoaded!==n||this.waitForCdnTuneIn(a))return void(this.state=Ui.WAITING_TRACK);const o=this.mediaBuffer?this.mediaBuffer:this.media;this.bufferFlushed&&o&&(this.bufferFlushed=!1,this.afterBufferFlushed(o,P.AUDIO,Ue.AUDIO));const l=this.getFwdBufferInfo(o,Ue.AUDIO);if(null===l)return;const{bufferedTrack:h,switchingTrack:d}=this;if(!d&&this._streamEnded(l,a))return t.trigger(m.BUFFER_EOS,{type:"audio"}),void(this.state=Ui.ENDED);const c=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,Ue.MAIN),u=l.len,f=this.getMaxBufferLength(null==c?void 0:c.len),g=a.fragments,p=g[0].start;let E=this.flushing?this.getLoadPosition():l.end;if(d&&s){const t=this.getLoadPosition();h&&!yn(d.attrs,h.attrs)&&(E=t),a.PTSKnown&&t<p&&(l.end>p||l.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),s.currentTime=p+.05)}if(u>=f&&!d&&E<g[g.length-1].start)return;let T=this.getNextFragment(E,a),y=!1;if(T&&this.isLoopLoading(T,E)&&(y=!!T.gap,T=this.getNextFragmentLoopLoading(T,a,l,Ue.MAIN,f)),!T)return void(this.bufferFlushed=!0);const v=c&&T.start>c.end+a.targetduration;if(v||(null==c||!c.len)&&l.len){const t=this.getAppendedFrag(T.start,Ue.MAIN);if(null===t)return;if(y||(y=!!t.gap||!!v&&0===c.len),v&&!y||y&&l.nextStart&&l.nextStart<t.end)return}this.loadFragment(T,n,E)}getMaxBufferLength(t){const e=super.getMaxBufferLength();return t?Math.min(Math.max(e,t),this.config.maxMaxBufferLength):e}onMediaDetaching(){this.videoBuffer=null,this.bufferFlushed=this.flushing=!1,super.onMediaDetaching()}onAudioTracksUpdated(t,{audioTracks:e}){this.resetTransmuxer(),this.levels=e.map(t=>new cs(t))}onAudioTrackSwitching(t,e){const s=!!e.url;this.trackId=e.id;const{fragCurrent:i}=this;i&&(i.abortRequests(),this.removeUnbufferedFrags(i.start)),this.resetLoadingState(),s?this.setInterval(Sn):this.resetTransmuxer(),s?(this.switchingTrack=e,this.state=Ui.IDLE,this.flushAudioIfNeeded(e)):(this.switchingTrack=null,this.bufferedTrack=e,this.state=Ui.STOPPED),this.tick()}onManifestLoading(){this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=this.flushing=!1,this.levels=this.mainDetails=this.waitingData=this.bufferedTrack=this.cachedTrackLoadedData=this.switchingTrack=null,this.startFragRequested=!1,this.trackId=this.videoTrackCC=this.waitingVideoCC=-1}onLevelLoaded(t,e){this.mainDetails=e.details,null!==this.cachedTrackLoadedData&&(this.hls.trigger(m.AUDIO_TRACK_LOADED,this.cachedTrackLoadedData),this.cachedTrackLoadedData=null)}onAudioTrackLoaded(t,e){var s;if(null==this.mainDetails)return void(this.cachedTrackLoadedData=e);const{levels:i}=this,{details:r,id:n}=e;if(!i)return void this.warn("Audio tracks were reset while loading level "+n);this.log(`Audio track ${n} loaded [${r.startSN},${r.endSN}]${r.lastPartSn?`[part-${r.lastPartSn}-${r.lastPartIndex}]`:""},duration:${r.totalduration}`);const a=i[n];let o=0;if(r.live||null!=(s=a.details)&&s.live){this.checkLiveUpdate(r);const t=this.mainDetails;if(r.deltaUpdateFailed||!t)return;var l;if(!a.details&&r.hasProgramDateTime&&t.hasProgramDateTime)Di(r,t),o=r.fragments[0].start;else o=this.alignPlaylists(r,a.details,null==(l=this.levelLastLoaded)?void 0:l.details)}a.details=r,this.levelLastLoaded=a,this.startFragRequested||!this.mainDetails&&r.live||this.setStartPosition(this.mainDetails||r,o),this.state!==Ui.WAITING_TRACK||this.waitForCdnTuneIn(r)||(this.state=Ui.IDLE),this.tick()}_handleFragmentLoadProgress(t){var e;const{frag:s,part:i,payload:r}=t,{config:n,trackId:a,levels:o}=this;if(!o)return void this.warn(`Audio tracks were reset while fragment load was in progress. Fragment ${s.sn} of level ${s.level} will not be buffered`);const l=o[a];if(!l)return void this.warn("Audio track is undefined on fragment load progress");const h=l.details;if(!h)return this.warn("Audio track details undefined on fragment load progress"),void this.removeUnbufferedFrags(s.start);const d=n.defaultAudioCodec||l.audioCodec||"mp4a.40.2";let c=this.transmuxer;c||(c=this.transmuxer=new En(this.hls,Ue.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));const u=this.initPTS[s.cc],f=null==(e=s.initSegment)?void 0:e.data;if(void 0!==u){const t=!1,e=i?i.index:-1,n=-1!==e,a=new pi(s.level,s.sn,s.stats.chunkCount,r.byteLength,e,n);c.push(r,f,d,"",s,i,h.totalduration,t,a,u)}else{this.log(`Unknown video PTS for cc ${s.cc}, waiting for video PTS before demuxing audio frag ${s.sn} of [${h.startSN} ,${h.endSN}],track ${a}`);const{cache:t}=this.waitingData=this.waitingData||{frag:s,part:i,cache:new $i,complete:!1};t.push(new Uint8Array(r)),this.waitingVideoCC=this.videoTrackCC,this.state=Ui.WAITING_INIT_PTS}}_handleFragmentLoadComplete(t){this.waitingData?this.waitingData.complete=!0:super._handleFragmentLoadComplete(t)}onBufferReset(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1}onBufferCreated(t,e){const s=e.tracks.audio;s&&(this.mediaBuffer=s.buffer||null),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer||null)}onFragBuffered(t,e){const{frag:s,part:i}=e;if(s.type===Ue.AUDIO)if(this.fragContextChanged(s))this.warn(`Fragment ${s.sn}${i?" p: "+i.index:""} of level ${s.level} finished buffering, but was aborted. state: ${this.state}, audioSwitch: ${this.switchingTrack?this.switchingTrack.name:"false"}`);else{if("initSegment"!==s.sn){this.fragPrevious=s;const t=this.switchingTrack;t&&(this.bufferedTrack=t,this.switchingTrack=null,this.hls.trigger(m.AUDIO_TRACK_SWITCHED,o({},t)))}this.fragBufferedComplete(s,i)}else if(!this.loadedmetadata&&s.type===Ue.MAIN){const t=this.videoBuffer||this.media;if(t){const e=mi.getBuffered(t);e.length&&(this.loadedmetadata=!0)}}}onError(t,e){var s;if(e.fatal)this.state=Ui.ERROR;else switch(e.details){case E.FRAG_GAP:case E.FRAG_PARSING_ERROR:case E.FRAG_DECRYPT_ERROR:case E.FRAG_LOAD_ERROR:case E.FRAG_LOAD_TIMEOUT:case E.KEY_LOAD_ERROR:case E.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(Ue.AUDIO,e);break;case E.AUDIO_TRACK_LOAD_ERROR:case E.AUDIO_TRACK_LOAD_TIMEOUT:case E.LEVEL_PARSING_ERROR:e.levelRetry||this.state!==Ui.WAITING_TRACK||(null==(s=e.context)?void 0:s.type)!==Ne.AUDIO_TRACK||(this.state=Ui.IDLE);break;case E.BUFFER_APPEND_ERROR:case E.BUFFER_FULL_ERROR:if(!e.parent||"audio"!==e.parent)return;if(e.details===E.BUFFER_APPEND_ERROR)return void this.resetLoadingState();this.reduceLengthAndFlushBuffer(e)&&(this.bufferedTrack=null,super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio"));break;case E.INTERNAL_EXCEPTION:this.recoverWorkerError(e);break}}onBufferFlushing(t,{type:e}){e!==P.VIDEO&&(this.flushing=!0)}onBufferFlushed(t,{type:e}){if(e!==P.VIDEO){this.flushing=!1,this.bufferFlushed=!0,this.state===Ui.ENDED&&(this.state=Ui.IDLE);const t=this.mediaBuffer||this.media;t&&(this.afterBufferFlushed(t,e,Ue.AUDIO),this.tick())}}_handleTransmuxComplete(t){var e;const s="audio",{hls:i}=this,{remuxResult:r,chunkMeta:n}=t,a=this.getCurrentContext(n);if(!a)return void this.resetWhenMissingContext(n);const{frag:o,part:l,level:h}=a,{details:d}=h,{audio:u,text:f,id3:g,initSegment:p}=r;if(!this.fragContextChanged(o)&&d){if(this.state=Ui.PARSING,this.switchingTrack&&u&&this.completeAudioSwitch(this.switchingTrack),null!=p&&p.tracks){const t=o.initSegment||o;this._bufferInitSegment(h,p.tracks,t,n),i.trigger(m.FRAG_PARSING_INIT_SEGMENT,{frag:t,id:s,tracks:p.tracks})}if(u){const{startPTS:t,endPTS:e,startDTS:s,endDTS:i}=u;l&&(l.elementaryStreams[P.AUDIO]={startPTS:t,endPTS:e,startDTS:s,endDTS:i}),o.setElementaryStreamInfo(P.AUDIO,t,e,s,i),this.bufferFragmentData(u,o,l,n)}if(null!=g&&null!=(e=g.samples)&&e.length){const t=c({id:s,frag:o,details:d},g);i.trigger(m.FRAG_PARSING_METADATA,t)}if(f){const t=c({id:s,frag:o,details:d},f);i.trigger(m.FRAG_PARSING_USERDATA,t)}}else this.fragmentTracker.removeFragment(o)}_bufferInitSegment(t,e,s,i){if(this.state!==Ui.PARSING)return;e.video&&delete e.video;const r=e.audio;if(!r)return;r.id="audio";const n=t.audioCodec;this.log(`Init audio buffer, container:${r.container}, codecs[level/parsed]=[${n}/${r.codec}]`),n&&1===n.split(",").length&&(r.levelCodec=n),this.hls.trigger(m.BUFFER_CODECS,e);const a=r.initSegment;if(null!=a&&a.byteLength){const t={type:"audio",frag:s,part:null,chunkMeta:i,parent:s.type,data:a};this.hls.trigger(m.BUFFER_APPENDING,t)}this.tickImmediate()}loadFragment(t,e,s){const i=this.fragmentTracker.getState(t);var r;if(this.fragCurrent=t,this.switchingTrack||i===di.NOT_LOADED||i===di.PARTIAL)if("initSegment"===t.sn)this._loadInitSegment(t,e);else if(null!=(r=e.details)&&r.live&&!this.initPTS[t.cc]){this.log(`Waiting for video PTS in continuity counter ${t.cc} of live stream before loading audio fragment ${t.sn} of level ${this.trackId}`),this.state=Ui.WAITING_INIT_PTS;const s=this.mainDetails;s&&s.fragments[0].start!==e.details.fragments[0].start&&Di(e.details,s)}else this.startFragRequested=!0,super.loadFragment(t,e,s);else this.clearTrackerIfNeeded(t)}flushAudioIfNeeded(t){const{media:e,bufferedTrack:s}=this,i=null==s?void 0:s.attrs,r=t.attrs;e&&i&&(i.CHANNELS!==r.CHANNELS||s.name!==t.name||s.lang!==t.lang)&&(this.log("Switching audio track : flushing all audio"),super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio"),this.bufferedTrack=null)}completeAudioSwitch(t){const{hls:e}=this;this.flushAudioIfNeeded(t),this.bufferedTrack=t,this.switchingTrack=null,e.trigger(m.AUDIO_TRACK_SWITCHED,o({},t))}}class Ln extends Ks{constructor(t){super(t,"[audio-track-controller]"),this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0,this.registerListeners()}registerListeners(){const{hls:t}=this;t.on(m.MANIFEST_LOADING,this.onManifestLoading,this),t.on(m.MANIFEST_PARSED,this.onManifestParsed,this),t.on(m.LEVEL_LOADING,this.onLevelLoading,this),t.on(m.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(m.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.on(m.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t.off(m.MANIFEST_LOADING,this.onManifestLoading,this),t.off(m.MANIFEST_PARSED,this.onManifestParsed,this),t.off(m.LEVEL_LOADING,this.onLevelLoading,this),t.off(m.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(m.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.off(m.ERROR,this.onError,this)}destroy(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.currentTrack=null,super.destroy()}onManifestLoading(){this.tracks=[],this.tracksInGroup=[],this.groupIds=null,this.currentTrack=null,this.trackId=-1,this.selectDefaultTrack=!0}onManifestParsed(t,e){this.tracks=e.audioTracks||[]}onAudioTrackLoaded(t,e){const{id:s,groupId:i,details:r}=e,n=this.tracksInGroup[s];if(!n||n.groupId!==i)return void this.warn(`Audio track with id:${s} and group:${i} not found in active group ${null==n?void 0:n.groupId}`);const a=n.details;n.details=e.details,this.log(`Audio track ${s} "${n.name}" lang:${n.lang} group:${i} loaded [${r.startSN}-${r.endSN}]`),s===this.trackId&&this.playlistLoaded(s,e,a)}onLevelLoading(t,e){this.switchLevel(e.level)}onLevelSwitching(t,e){this.switchLevel(e.level)}switchLevel(t){const e=this.hls.levels[t];if(!e)return;const s=e.audioGroups||null,i=this.groupIds;let r=this.currentTrack;if(!s||(null==i?void 0:i.length)!==(null==s?void 0:s.length)||null!=s&&s.some(t=>-1===(null==i?void 0:i.indexOf(t)))){this.groupIds=s,this.trackId=-1,this.currentTrack=null;const t=this.tracks.filter(t=>!s||-1!==s.indexOf(t.groupId));if(t.length)this.selectDefaultTrack&&!t.some(t=>t.default)&&(this.selectDefaultTrack=!1),t.forEach((t,e)=>{t.id=e});else if(!r&&!this.tracksInGroup.length)return;this.tracksInGroup=t;const e=this.hls.config.audioPreference;if(!r&&e){const s=si(e,t,ni);if(s>-1)r=t[s];else{const t=si(e,this.tracks);r=this.tracks[t]}}let i=this.findTrackId(r);-1===i&&r&&(i=this.findTrackId(null));const a={audioTracks:t};this.log(`Updating audio tracks, ${t.length} track(s) found in group(s): ${null==s?void 0:s.join(",")}`),this.hls.trigger(m.AUDIO_TRACKS_UPDATED,a);const o=this.trackId;if(-1!==i&&-1===o)this.setAudioTrack(i);else if(t.length&&-1===o){var n;const e=new Error(`No audio track selected for current audio group-ID(s): ${null==(n=this.groupIds)?void 0:n.join(",")} track count: ${t.length}`);this.warn(e.message),this.hls.trigger(m.ERROR,{type:p.MEDIA_ERROR,details:E.AUDIO_TRACK_LOAD_ERROR,fatal:!0,error:e})}}else this.shouldReloadPlaylist(r)&&this.setAudioTrack(this.trackId)}onError(t,e){!e.fatal&&e.context&&(e.context.type!==Ne.AUDIO_TRACK||e.context.id!==this.trackId||this.groupIds&&-1===this.groupIds.indexOf(e.context.groupId)||(this.requestScheduled=-1,this.checkRetry(e)))}get allAudioTracks(){return this.tracks}get audioTracks(){return this.tracksInGroup}get audioTrack(){return this.trackId}set audioTrack(t){this.selectDefaultTrack=!1,this.setAudioTrack(t)}setAudioOption(t){const e=this.hls;if(e.config.audioPreference=t,t){const s=this.allAudioTracks;if(this.selectDefaultTrack=!1,s.length){const i=this.currentTrack;if(i&&ii(t,i,ni))return i;const r=si(t,this.tracksInGroup,ni);if(r>-1){const t=this.tracksInGroup[r];return this.setAudioTrack(r),t}if(i){let i=e.loadLevel;-1===i&&(i=e.firstAutoLevel);const r=ai(t,e.levels,s,i,ni);if(-1===r)return null;e.nextLoadLevel=r}if(t.channels||t.audioCodec){const e=si(t,s);if(e>-1)return s[e]}}}return null}setAudioTrack(t){const e=this.tracksInGroup;if(t<0||t>=e.length)return void this.warn("Invalid audio track id: "+t);this.clearTimer(),this.selectDefaultTrack=!1;const s=this.currentTrack,i=e[t],r=i.details&&!i.details.live;if(t===this.trackId&&i===s&&r)return;if(this.log(`Switching to audio-track ${t} "${i.name}" lang:${i.lang} group:${i.groupId} channels:${i.channels}`),this.trackId=t,this.currentTrack=i,this.hls.trigger(m.AUDIO_TRACK_SWITCHING,o({},i)),r)return;const n=this.switchParams(i.url,null==s?void 0:s.details,i.details);this.loadPlaylist(n)}findTrackId(t){const e=this.tracksInGroup;for(let s=0;s<e.length;s++){const i=e[s];if((!this.selectDefaultTrack||i.default)&&(!t||ii(t,i,ni)))return s}if(t){const{name:s,lang:i,assocLang:r,characteristics:n,audioCodec:a,channels:o}=t;for(let t=0;t<e.length;t++){const l=e[t];if(ii({name:s,lang:i,assocLang:r,characteristics:n,audioCodec:a,channels:o},l,ni))return t}for(let l=0;l<e.length;l++){const s=e[l];if(yn(t.attrs,s.attrs,["LANGUAGE","ASSOC-LANGUAGE","CHARACTERISTICS"]))return l}for(let l=0;l<e.length;l++){const s=e[l];if(yn(t.attrs,s.attrs,["LANGUAGE"]))return l}}return-1}loadPlaylist(t){const e=this.currentTrack;if(this.shouldLoadPlaylist(e)&&e){super.loadPlaylist();const i=e.id,r=e.groupId;let n=e.url;if(t)try{n=t.addDirectives(n)}catch(s){this.warn("Could not construct new URL with HLS Delivery Directives: "+s)}this.log(`loading audio-track playlist ${i} "${e.name}" lang:${e.lang} group:${r}`),this.clearTimer(),this.hls.trigger(m.AUDIO_TRACK_LOADING,{url:n,id:i,groupId:r,deliveryDirectives:t||null})}}}const Rn=500;class Dn extends Bi{constructor(t,e,s){super(t,e,s,"[subtitle-stream-controller]",Ue.SUBTITLE),this.currentTrackId=-1,this.tracksBuffered=[],this.mainDetails=null,this._registerListeners()}onHandlerDestroying(){this._unregisterListeners(),super.onHandlerDestroying(),this.mainDetails=null}_registerListeners(){const{hls:t}=this;t.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(m.MANIFEST_LOADING,this.onManifestLoading,this),t.on(m.LEVEL_LOADED,this.onLevelLoaded,this),t.on(m.ERROR,this.onError,this),t.on(m.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.on(m.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),t.on(m.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.on(m.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),t.on(m.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(m.FRAG_BUFFERED,this.onFragBuffered,this)}_unregisterListeners(){const{hls:t}=this;t.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(m.MANIFEST_LOADING,this.onManifestLoading,this),t.off(m.LEVEL_LOADED,this.onLevelLoaded,this),t.off(m.ERROR,this.onError,this),t.off(m.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.off(m.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),t.off(m.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.off(m.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),t.off(m.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(m.FRAG_BUFFERED,this.onFragBuffered,this)}startLoad(t){this.stopLoad(),this.state=Ui.IDLE,this.setInterval(Rn),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}onManifestLoading(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()}onMediaDetaching(){this.tracksBuffered=[],super.onMediaDetaching()}onLevelLoaded(t,e){this.mainDetails=e.details}onSubtitleFragProcessed(t,e){const{frag:s,success:i}=e;if(this.fragPrevious=s,this.state=Ui.IDLE,!i)return;const r=this.tracksBuffered[this.currentTrackId];if(!r)return;let n;const a=s.start;for(let l=0;l<r.length;l++)if(a>=r[l].start&&a<=r[l].end){n=r[l];break}const o=s.start+s.duration;n?n.end=o:(n={start:a,end:o},r.push(n)),this.fragmentTracker.fragBuffered(s),this.fragBufferedComplete(s,null)}onBufferFlushing(t,e){const{startOffset:s,endOffset:i}=e;if(0===s&&i!==Number.POSITIVE_INFINITY){const t=i-1;if(t<=0)return;e.endOffsetSubtitles=Math.max(0,t),this.tracksBuffered.forEach(e=>{for(let s=0;s<e.length;)if(e[s].end<=t)e.shift();else{if(!(e[s].start<t))break;e[s].start=t,s++}}),this.fragmentTracker.removeFragmentsInRange(s,t,Ue.SUBTITLE)}}onFragBuffered(t,e){var s;this.loadedmetadata||e.frag.type!==Ue.MAIN||null!=(s=this.media)&&s.buffered.length&&(this.loadedmetadata=!0)}onError(t,e){const s=e.frag;(null==s?void 0:s.type)===Ue.SUBTITLE&&(e.details===E.FRAG_GAP&&this.fragmentTracker.fragBuffered(s,!0),this.fragCurrent&&this.fragCurrent.abortRequests(),this.state!==Ui.STOPPED&&(this.state=Ui.IDLE))}onSubtitleTracksUpdated(t,{subtitleTracks:e}){this.levels&&Tn(this.levels,e)?this.levels=e.map(t=>new cs(t)):(this.tracksBuffered=[],this.levels=e.map(t=>{const e=new cs(t);return this.tracksBuffered[e.id]=[],e}),this.fragmentTracker.removeFragmentsInRange(0,Number.POSITIVE_INFINITY,Ue.SUBTITLE),this.fragPrevious=null,this.mediaBuffer=null)}onSubtitleTrackSwitch(t,e){var s;if(this.currentTrackId=e.id,null==(s=this.levels)||!s.length||-1===this.currentTrackId)return void this.clearInterval();const i=this.levels[this.currentTrackId];null!=i&&i.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,i&&this.setInterval(Rn)}onSubtitleTrackLoaded(t,e){var s;const{currentTrackId:i,levels:r}=this,{details:n,id:a}=e;if(!r)return void this.warn("Subtitle tracks were reset while loading level "+a);const o=r[a];if(a>=r.length||!o)return;this.log(`Subtitle track ${a} loaded [${n.startSN},${n.endSN}]${n.lastPartSn?`[part-${n.lastPartSn}-${n.lastPartIndex}]`:""},duration:${n.totalduration}`),this.mediaBuffer=this.mediaBufferTimeRanges;let l=0;if(n.live||null!=(s=o.details)&&s.live){const t=this.mainDetails;if(n.deltaUpdateFailed||!t)return;const e=t.fragments[0];var h;if(o.details)l=this.alignPlaylists(n,o.details,null==(h=this.levelLastLoaded)?void 0:h.details),0===l&&e&&(l=e.start,vs(n,l));else n.hasProgramDateTime&&t.hasProgramDateTime?(Di(n,t),l=n.fragments[0].start):e&&(l=e.start,vs(n,l))}if(o.details=n,this.levelLastLoaded=o,a===i&&(this.startFragRequested||!this.mainDetails&&n.live||this.setStartPosition(this.mainDetails||n,l),this.tick(),n.live&&!this.fragCurrent&&this.media&&this.state===Ui.IDLE)){const t=Os(null,n.fragments,this.media.currentTime,0);t||(this.warn("Subtitle playlist not aligned with playback"),o.details=void 0)}}_handleFragmentLoadComplete(t){const{frag:e,payload:s}=t,i=e.decryptdata,r=this.hls;if(!this.fragContextChanged(e)&&s&&s.byteLength>0&&null!=i&&i.key&&i.iv&&"AES-128"===i.method){const t=performance.now();this.decrypter.decrypt(new Uint8Array(s),i.key.buffer,i.iv.buffer).catch(t=>{throw r.trigger(m.ERROR,{type:p.MEDIA_ERROR,details:E.FRAG_DECRYPT_ERROR,fatal:!1,error:t,reason:t.message,frag:e}),t}).then(s=>{const i=performance.now();r.trigger(m.FRAG_DECRYPTED,{frag:e,payload:s,stats:{tstart:t,tdecrypt:i}})}).catch(t=>{this.warn(`${t.name}: ${t.message}`),this.state=Ui.IDLE})}}doTick(){if(this.media){if(this.state===Ui.IDLE){const{currentTrackId:t,levels:e}=this,s=null==e?void 0:e[t];if(!s||!e.length||!s.details)return;const{config:i}=this,r=this.getLoadPosition(),n=mi.bufferedInfo(this.tracksBuffered[this.currentTrackId]||[],r,i.maxBufferHole),{end:a,len:o}=n,l=this.getFwdBufferInfo(this.media,Ue.MAIN),h=s.details,d=this.getMaxBufferLength(null==l?void 0:l.len)+h.levelTargetDuration;if(o>d)return;const c=h.fragments,u=c.length,f=h.edge;let g=null;const m=this.fragPrevious;if(a<f){const t=i.maxFragLookUpTolerance,e=a>f-t?0:t;g=Os(m,c,Math.max(c[0].start,a),e),!g&&m&&m.start<c[0].start&&(g=c[0])}else g=c[u-1];if(!g)return;if(g=this.mapToInitFragWhenRequired(g),"initSegment"!==g.sn){const t=g.sn-h.startSN,e=c[t-1];e&&e.cc===g.cc&&this.fragmentTracker.getState(e)===di.NOT_LOADED&&(g=e)}this.fragmentTracker.getState(g)===di.NOT_LOADED&&this.loadFragment(g,s,a)}}else this.state=Ui.IDLE}getMaxBufferLength(t){const e=super.getMaxBufferLength();return t?Math.max(e,t):e}loadFragment(t,e,s){this.fragCurrent=t,"initSegment"===t.sn?this._loadInitSegment(t,e):(this.startFragRequested=!0,super.loadFragment(t,e,s))}get mediaBufferTimeRanges(){return new In(this.tracksBuffered[this.currentTrackId]||[])}}class In{constructor(t){this.buffered=void 0;const e=(e,s,i)=>{if(s>>>=0,s>i-1)throw new DOMException(`Failed to execute '${e}' on 'TimeRanges': The index provided (${s}) is greater than the maximum bound (${i})`);return t[s][e]};this.buffered={get length(){return t.length},end(s){return e("end",s,t.length)},start(s){return e("start",s,t.length)}}}}class bn extends Ks{constructor(t){super(t,"[subtitle-track-controller]"),this.media=null,this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0,this.queuedDefaultTrack=-1,this.asyncPollTrackChange=()=>this.pollTrackChange(0),this.useTextTrackPolling=!1,this.subtitlePollingInterval=-1,this._subtitleDisplay=!0,this.onTextTracksChanged=()=>{if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;let t=null;const e=qe(this.media.textTracks);for(let i=0;i<e.length;i++)if("hidden"===e[i].mode)t=e[i];else if("showing"===e[i].mode){t=e[i];break}const s=this.findTrackForTextTrack(t);this.subtitleTrack!==s&&this.setSubtitleTrack(s)},this.registerListeners()}destroy(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.currentTrack=null,this.onTextTracksChanged=this.asyncPollTrackChange=null,super.destroy()}get subtitleDisplay(){return this._subtitleDisplay}set subtitleDisplay(t){this._subtitleDisplay=t,this.trackId>-1&&this.toggleTrackModes()}registerListeners(){const{hls:t}=this;t.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(m.MANIFEST_LOADING,this.onManifestLoading,this),t.on(m.MANIFEST_PARSED,this.onManifestParsed,this),t.on(m.LEVEL_LOADING,this.onLevelLoading,this),t.on(m.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(m.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.on(m.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(m.MANIFEST_LOADING,this.onManifestLoading,this),t.off(m.MANIFEST_PARSED,this.onManifestParsed,this),t.off(m.LEVEL_LOADING,this.onLevelLoading,this),t.off(m.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(m.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.off(m.ERROR,this.onError,this)}onMediaAttached(t,e){this.media=e.media,this.media&&(this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange))}pollTrackChange(t){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.onTextTracksChanged,t)}onMediaDetaching(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);const t=qe(this.media.textTracks);t.forEach(t=>{Ve(t)}),this.subtitleTrack=-1,this.media=null}onManifestLoading(){this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0}onManifestParsed(t,e){this.tracks=e.subtitleTracks}onSubtitleTrackLoaded(t,e){const{id:s,groupId:i,details:r}=e,n=this.tracksInGroup[s];if(!n||n.groupId!==i)return void this.warn(`Subtitle track with id:${s} and group:${i} not found in active group ${null==n?void 0:n.groupId}`);const a=n.details;n.details=e.details,this.log(`Subtitle track ${s} "${n.name}" lang:${n.lang} group:${i} loaded [${r.startSN}-${r.endSN}]`),s===this.trackId&&this.playlistLoaded(s,e,a)}onLevelLoading(t,e){this.switchLevel(e.level)}onLevelSwitching(t,e){this.switchLevel(e.level)}switchLevel(t){const e=this.hls.levels[t];if(!e)return;const s=e.subtitleGroups||null,i=this.groupIds;let r=this.currentTrack;if(!s||(null==i?void 0:i.length)!==(null==s?void 0:s.length)||null!=s&&s.some(t=>-1===(null==i?void 0:i.indexOf(t)))){this.groupIds=s,this.trackId=-1,this.currentTrack=null;const t=this.tracks.filter(t=>!s||-1!==s.indexOf(t.groupId));if(t.length)this.selectDefaultTrack&&!t.some(t=>t.default)&&(this.selectDefaultTrack=!1),t.forEach((t,e)=>{t.id=e});else if(!r&&!this.tracksInGroup.length)return;this.tracksInGroup=t;const e=this.hls.config.subtitlePreference;if(!r&&e){this.selectDefaultTrack=!1;const s=si(e,t);if(s>-1)r=t[s];else{const t=si(e,this.tracks);r=this.tracks[t]}}let i=this.findTrackId(r);-1===i&&r&&(i=this.findTrackId(null));const n={subtitleTracks:t};this.log(`Updating subtitle tracks, ${t.length} track(s) found in "${null==s?void 0:s.join(",")}" group-id`),this.hls.trigger(m.SUBTITLE_TRACKS_UPDATED,n),-1!==i&&-1===this.trackId&&this.setSubtitleTrack(i)}else this.shouldReloadPlaylist(r)&&this.setSubtitleTrack(this.trackId)}findTrackId(t){const e=this.tracksInGroup,s=this.selectDefaultTrack;for(let i=0;i<e.length;i++){const r=e[i];if((!s||r.default)&&(s||t)&&(!t||ii(r,t)))return i}if(t){for(let s=0;s<e.length;s++){const i=e[s];if(yn(t.attrs,i.attrs,["LANGUAGE","ASSOC-LANGUAGE","CHARACTERISTICS"]))return s}for(let s=0;s<e.length;s++){const i=e[s];if(yn(t.attrs,i.attrs,["LANGUAGE"]))return s}}return-1}findTrackForTextTrack(t){if(t){const e=this.tracksInGroup;for(let s=0;s<e.length;s++){const i=e[s];if(vn(i,t))return s}}return-1}onError(t,e){!e.fatal&&e.context&&(e.context.type!==Ne.SUBTITLE_TRACK||e.context.id!==this.trackId||this.groupIds&&-1===this.groupIds.indexOf(e.context.groupId)||this.checkRetry(e))}get allSubtitleTracks(){return this.tracks}get subtitleTracks(){return this.tracksInGroup}get subtitleTrack(){return this.trackId}set subtitleTrack(t){this.selectDefaultTrack=!1,this.setSubtitleTrack(t)}setSubtitleOption(t){if(this.hls.config.subtitlePreference=t,t){const e=this.allSubtitleTracks;if(this.selectDefaultTrack=!1,e.length){const s=this.currentTrack;if(s&&ii(t,s))return s;const i=si(t,this.tracksInGroup);if(i>-1){const t=this.tracksInGroup[i];return this.setSubtitleTrack(i),t}if(s)return null;{const s=si(t,e);if(s>-1)return e[s]}}}return null}loadPlaylist(t){super.loadPlaylist();const e=this.currentTrack;if(this.shouldLoadPlaylist(e)&&e){const i=e.id,r=e.groupId;let n=e.url;if(t)try{n=t.addDirectives(n)}catch(s){this.warn("Could not construct new URL with HLS Delivery Directives: "+s)}this.log("Loading subtitle playlist for id "+i),this.hls.trigger(m.SUBTITLE_TRACK_LOADING,{url:n,id:i,groupId:r,deliveryDirectives:t||null})}}toggleTrackModes(){const{media:t}=this;if(!t)return;const e=qe(t.textTracks),s=this.currentTrack;let i;if(s&&(i=e.filter(t=>vn(s,t))[0],i||this.warn(`Unable to find subtitle TextTrack with name "${s.name}" and language "${s.lang}"`)),[].slice.call(e).forEach(t=>{"disabled"!==t.mode&&t!==i&&(t.mode="disabled")}),i){const t=this.subtitleDisplay?"showing":"hidden";i.mode!==t&&(i.mode=t)}}setSubtitleTrack(t){const e=this.tracksInGroup;if(!this.media)return void(this.queuedDefaultTrack=t);if(t<-1||t>=e.length||!u(t))return void this.warn("Invalid subtitle track id: "+t);this.clearTimer(),this.selectDefaultTrack=!1;const s=this.currentTrack,i=e[t]||null;if(this.trackId=t,this.currentTrack=i,this.toggleTrackModes(),!i)return void this.hls.trigger(m.SUBTITLE_TRACK_SWITCH,{id:t});const r=!!i.details&&!i.details.live;if(t===this.trackId&&i===s&&r)return;this.log("Switching to subtitle-track "+t+(i?` "${i.name}" lang:${i.lang} group:${i.groupId}`:""));const{id:n,groupId:a="",name:o,type:l,url:h}=i;this.hls.trigger(m.SUBTITLE_TRACK_SWITCH,{id:n,groupId:a,name:o,type:l,url:h});const d=this.switchParams(i.url,null==s?void 0:s.details,i.details);this.loadPlaylist(d)}}class kn{constructor(t){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=t}append(t,e,s){const i=this.queues[e];i.push(t),1!==i.length||s||this.executeNext(e)}insertAbort(t,e){const s=this.queues[e];s.unshift(t),this.executeNext(e)}appendBlocker(t){let e;const s=new Promise(t=>{e=t}),i={execute:e,onStart:()=>{},onComplete:()=>{},onError:()=>{}};return this.append(i,t),s}executeNext(t){const e=this.queues[t];if(e.length){const i=e[0];try{i.execute()}catch(s){R.warn(`[buffer-operation-queue]: Exception executing "${t}" SourceBuffer operation: ${s}`),i.onError(s);const e=this.buffers[t];null!=e&&e.updating||this.shiftAndExecuteNext(t)}}}shiftAndExecuteNext(t){this.queues[t].shift(),this.executeNext(t)}current(t){return this.queues[t][0]}}const wn=/(avc[1234]|hvc1|hev1|dvh[1e]|vp09|av01)(?:\.[^.,]+)+/;class Cn{constructor(t){this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.lastMpegAudioChunk=null,this.appendSource=void 0,this.appendErrors={audio:0,video:0,audiovideo:0},this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this.log=void 0,this.warn=void 0,this.error=void 0,this._onEndStreaming=t=>{this.hls&&this.hls.pauseBuffering()},this._onStartStreaming=t=>{this.hls&&this.hls.resumeBuffering()},this._onMediaSourceOpen=()=>{const{media:t,mediaSource:e}=this;this.log("Media source opened"),t&&(t.removeEventListener("emptied",this._onMediaEmptied),this.updateMediaElementDuration(),this.hls.trigger(m.MEDIA_ATTACHED,{media:t,mediaSource:e})),e&&e.removeEventListener("sourceopen",this._onMediaSourceOpen),this.checkPendingTracks()},this._onMediaSourceClose=()=>{this.log("Media source closed")},this._onMediaSourceEnded=()=>{this.log("Media source ended")},this._onMediaEmptied=()=>{const{mediaSrc:t,_objectUrl:e}=this;t!==e&&R.error(`Media element src was set while attaching MediaSource (${e} > ${t})`)},this.hls=t;const e="[buffer-controller]";this.appendSource=he(le(t.config.preferManagedMediaSource)),this.log=R.log.bind(R,e),this.warn=R.warn.bind(R,e),this.error=R.error.bind(R,e),this._initSourceBuffer(),this.registerListeners()}hasSourceTypes(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0}destroy(){this.unregisterListeners(),this.details=null,this.lastMpegAudioChunk=null,this.hls=null}registerListeners(){const{hls:t}=this;t.on(m.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(m.MANIFEST_LOADING,this.onManifestLoading,this),t.on(m.MANIFEST_PARSED,this.onManifestParsed,this),t.on(m.BUFFER_RESET,this.onBufferReset,this),t.on(m.BUFFER_APPENDING,this.onBufferAppending,this),t.on(m.BUFFER_CODECS,this.onBufferCodecs,this),t.on(m.BUFFER_EOS,this.onBufferEos,this),t.on(m.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(m.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(m.FRAG_PARSED,this.onFragParsed,this),t.on(m.FRAG_CHANGED,this.onFragChanged,this)}unregisterListeners(){const{hls:t}=this;t.off(m.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(m.MANIFEST_LOADING,this.onManifestLoading,this),t.off(m.MANIFEST_PARSED,this.onManifestParsed,this),t.off(m.BUFFER_RESET,this.onBufferReset,this),t.off(m.BUFFER_APPENDING,this.onBufferAppending,this),t.off(m.BUFFER_CODECS,this.onBufferCodecs,this),t.off(m.BUFFER_EOS,this.onBufferEos,this),t.off(m.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(m.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(m.FRAG_PARSED,this.onFragParsed,this),t.off(m.FRAG_CHANGED,this.onFragChanged,this)}_initSourceBuffer(){this.sourceBuffer={},this.operationQueue=new kn(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]},this.appendErrors={audio:0,video:0,audiovideo:0},this.lastMpegAudioChunk=null}onManifestLoading(){this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=0,this.details=null}onManifestParsed(t,e){let s=2;(e.audio&&!e.video||!e.altAudio)&&(s=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=s,this.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")}onMediaAttaching(t,e){const s=this.media=e.media,i=le(this.appendSource);if(s&&i){var r;const t=this.mediaSource=new i;this.log("created media source: "+(null==(r=t.constructor)?void 0:r.name)),t.addEventListener("sourceopen",this._onMediaSourceOpen),t.addEventListener("sourceended",this._onMediaSourceEnded),t.addEventListener("sourceclose",this._onMediaSourceClose),this.appendSource&&(t.addEventListener("startstreaming",this._onStartStreaming),t.addEventListener("endstreaming",this._onEndStreaming));const e=this._objectUrl=self.URL.createObjectURL(t);if(this.appendSource)try{s.removeAttribute("src");const i=self.ManagedMediaSource;s.disableRemotePlayback=s.disableRemotePlayback||i&&t instanceof i,_n(s),Pn(s,e),s.load()}catch(n){s.src=e}else s.src=e;s.addEventListener("emptied",this._onMediaEmptied)}}onMediaDetaching(){const{media:t,mediaSource:e,_objectUrl:s}=this;if(e){if(this.log("media source detaching"),"open"===e.readyState)try{e.endOfStream()}catch(bl){this.warn(`onMediaDetaching: ${bl.message} while calling endOfStream`)}this.onBufferReset(),e.removeEventListener("sourceopen",this._onMediaSourceOpen),e.removeEventListener("sourceended",this._onMediaSourceEnded),e.removeEventListener("sourceclose",this._onMediaSourceClose),this.appendSource&&(e.removeEventListener("startstreaming",this._onStartStreaming),e.removeEventListener("endstreaming",this._onEndStreaming)),t&&(t.removeEventListener("emptied",this._onMediaEmptied),s&&self.URL.revokeObjectURL(s),this.mediaSrc===s?(t.removeAttribute("src"),this.appendSource&&_n(t),t.load()):this.warn("media|source.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(m.MEDIA_DETACHED,void 0)}onBufferReset(){this.getSourceBufferTypes().forEach(t=>{this.resetBuffer(t)}),this._initSourceBuffer()}resetBuffer(t){const e=this.sourceBuffer[t];try{var s;if(e)this.removeBufferListeners(t),this.sourceBuffer[t]=void 0,null!=(s=this.mediaSource)&&s.sourceBuffers.length&&this.mediaSource.removeSourceBuffer(e)}catch(bl){this.warn("onBufferReset "+t,bl)}}onBufferCodecs(t,e){const s=this.getSourceBufferTypes().length,i=Object.keys(e);if(i.forEach(t=>{if(s){const s=this.tracks[t];if(s&&"function"===typeof s.buffer.changeType){var i;const{id:r,codec:n,levelCodec:a,container:o,metadata:l}=e[t],h=Se(s.codec,s.levelCodec),d=null==h?void 0:h.replace(wn,"$1");let c=Se(n,a);const u=null==(i=c)?void 0:i.replace(wn,"$1");if(c&&d!==u){"audio"===t.slice(0,5)&&(c=ve(c,this.appendSource));const e=`${o};codecs=${c}`;this.appendChangeType(t,e),this.log(`switching codec ${h} to ${c}`),this.tracks[t]={buffer:s.buffer,codec:n,container:o,levelCodec:a,metadata:l,id:r}}}}else this.pendingTracks[t]=e[t]}),s)return;const r=Math.max(this.bufferCodecEventsExpected-1,0);this.bufferCodecEventsExpected!==r&&(this.log(`${r} bufferCodec event(s) expected ${i.join(",")}`),this.bufferCodecEventsExpected=r),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks()}appendChangeType(t,e){const{operationQueue:s}=this,i={execute:()=>{const i=this.sourceBuffer[t];i&&(this.log(`changing ${t} sourceBuffer type to ${e}`),i.changeType(e)),s.shiftAndExecuteNext(t)},onStart:()=>{},onComplete:()=>{},onError:e=>{this.warn(`Failed to change ${t} SourceBuffer type`,e)}};s.append(i,t,!!this.pendingTracks[t])}onBufferAppending(t,e){const{hls:s,operationQueue:i,tracks:r}=this,{data:n,type:a,frag:o,part:l,chunkMeta:h}=e,d=h.buffering[a],c=self.performance.now();d.start=c;const u=o.stats.buffering,f=l?l.stats.buffering:null;0===u.start&&(u.start=c),f&&0===f.start&&(f.start=c);const g=r.audio;let T=!1;"audio"===a&&"audio/mpeg"===(null==g?void 0:g.container)&&(T=!this.lastMpegAudioChunk||1===h.id||this.lastMpegAudioChunk.sn!==h.sn,this.lastMpegAudioChunk=h);const y=o.start,v={execute:()=>{if(d.executeStart=self.performance.now(),T){const t=this.sourceBuffer[a];if(t){const e=y-t.timestampOffset;Math.abs(e)>=.1&&(this.log(`Updating audio SourceBuffer timestampOffset to ${y} (delta: ${e}) sn: ${o.sn})`),t.timestampOffset=y)}}this.appendExecutor(n,a)},onStart:()=>{},onComplete:()=>{const t=self.performance.now();d.executeEnd=d.end=t,0===u.first&&(u.first=t),f&&0===f.first&&(f.first=t);const{sourceBuffer:e}=this,s={};for(const i in e)s[i]=mi.getBuffered(e[i]);this.appendErrors[a]=0,"audio"===a||"video"===a?this.appendErrors.audiovideo=0:(this.appendErrors.audio=0,this.appendErrors.video=0),this.hls.trigger(m.BUFFER_APPENDED,{type:a,frag:o,part:l,chunkMeta:h,parent:o.type,timeRanges:s})},onError:t=>{const e={type:p.MEDIA_ERROR,parent:o.type,details:E.BUFFER_APPEND_ERROR,sourceBufferName:a,frag:o,part:l,chunkMeta:h,error:t,err:t,fatal:!1};if(t.code===DOMException.QUOTA_EXCEEDED_ERR)e.details=E.BUFFER_FULL_ERROR;else{const t=++this.appendErrors[a];e.details=E.BUFFER_APPEND_ERROR,this.warn(`Failed ${t}/${s.config.appendErrorMaxRetry} times to append segment in "${a}" sourceBuffer`),t>=s.config.appendErrorMaxRetry&&(e.fatal=!0)}s.trigger(m.ERROR,e)}};i.append(v,a,!!this.pendingTracks[a])}onBufferFlushing(t,e){const{operationQueue:s}=this,i=t=>({execute:this.removeExecutor.bind(this,t,e.startOffset,e.endOffset),onStart:()=>{},onComplete:()=>{this.hls.trigger(m.BUFFER_FLUSHED,{type:t})},onError:e=>{this.warn(`Failed to remove from ${t} SourceBuffer`,e)}});e.type?s.append(i(e.type),e.type):this.getSourceBufferTypes().forEach(t=>{s.append(i(t),t)})}onFragParsed(t,e){const{frag:s,part:i}=e,r=[],n=i?i.elementaryStreams:s.elementaryStreams;n[P.AUDIOVIDEO]?r.push("audiovideo"):(n[P.AUDIO]&&r.push("audio"),n[P.VIDEO]&&r.push("video"));const a=()=>{const t=self.performance.now();s.stats.buffering.end=t,i&&(i.stats.buffering.end=t);const e=i?i.stats:s.stats;this.hls.trigger(m.FRAG_BUFFERED,{frag:s,part:i,stats:e,id:s.type})};0===r.length&&this.warn(`Fragments must have at least one ElementaryStreamType set. type: ${s.type} level: ${s.level} sn: ${s.sn}`),this.blockBuffers(a,r)}onFragChanged(t,e){this.trimBuffers()}onBufferEos(t,e){const s=this.getSourceBufferTypes().reduce((t,s)=>{const i=this.sourceBuffer[s];return!i||e.type&&e.type!==s||(i.ending=!0,i.ended||(i.ended=!0,this.log(s+" sourceBuffer now EOS"))),t&&!(i&&!i.ended)},!0);s&&(this.log("Queueing mediaSource.endOfStream()"),this.blockBuffers(()=>{this.getSourceBufferTypes().forEach(t=>{const e=this.sourceBuffer[t];e&&(e.ending=!1)});const{mediaSource:t}=this;t&&"open"===t.readyState?(this.log("Calling mediaSource.endOfStream()"),t.endOfStream()):t&&this.log("Could not call mediaSource.endOfStream(). mediaSource.readyState: "+t.readyState)}))}onLevelUpdated(t,{details:e}){e.fragments.length&&(this.details=e,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())}trimBuffers(){const{hls:t,details:e,media:s}=this;if(!s||null===e)return;const i=this.getSourceBufferTypes();if(!i.length)return;const r=t.config,n=s.currentTime,a=e.levelTargetDuration,o=e.live&&null!==r.liveBackBufferLength?r.liveBackBufferLength:r.backBufferLength;if(u(o)&&o>0){const t=Math.max(o,a),e=Math.floor(n/a)*a-t;this.flushBackBuffer(n,a,e)}if(u(r.frontBufferFlushThreshold)&&r.frontBufferFlushThreshold>0){const t=Math.max(r.maxBufferLength,r.frontBufferFlushThreshold),e=Math.max(t,a),s=Math.floor(n/a)*a+e;this.flushFrontBuffer(n,a,s)}}flushBackBuffer(t,e,s){const{details:i,sourceBuffer:r}=this,n=this.getSourceBufferTypes();n.forEach(n=>{const a=r[n];if(a){const r=mi.getBuffered(a);if(r.length>0&&s>r.start(0)){if(this.hls.trigger(m.BACK_BUFFER_REACHED,{bufferEnd:s}),null!=i&&i.live)this.hls.trigger(m.LIVE_BACK_BUFFER_REACHED,{bufferEnd:s});else if(a.ended&&r.end(r.length-1)-t<2*e)return void this.log(`Cannot flush ${n} back buffer while SourceBuffer is in ended state`);this.hls.trigger(m.BUFFER_FLUSHING,{startOffset:0,endOffset:s,type:n})}}})}flushFrontBuffer(t,e,s){const{sourceBuffer:i}=this,r=this.getSourceBufferTypes();r.forEach(r=>{const n=i[r];if(n){const i=mi.getBuffered(n),a=i.length;if(a<2)return;const o=i.start(a-1),l=i.end(a-1);if(s>o||t>=o&&t<=l)return;if(n.ended&&t-l<2*e)return void this.log(`Cannot flush ${r} front buffer while SourceBuffer is in ended state`);this.hls.trigger(m.BUFFER_FLUSHING,{startOffset:o,endOffset:1/0,type:r})}})}updateMediaElementDuration(){if(!this.details||!this.media||!this.mediaSource||"open"!==this.mediaSource.readyState)return;const{details:t,hls:e,media:s,mediaSource:i}=this,r=t.fragments[0].start+t.totalduration,n=s.duration,a=u(i.duration)?i.duration:0;t.live&&e.config.liveDurationInfinity?(i.duration=1/0,this.updateSeekableRange(t)):(r>a&&r>n||!u(n))&&(this.log("Updating Media Source duration to "+r.toFixed(3)),i.duration=r)}updateSeekableRange(t){const e=this.mediaSource,s=t.fragments,i=s.length;if(i&&t.live&&null!=e&&e.setLiveSeekableRange){const i=Math.max(0,s[0].start),r=Math.max(i,i+t.totalduration);this.log(`Media Source duration is set to ${e.duration}. Setting seekable range to ${i}-${r}.`),e.setLiveSeekableRange(i,r)}}checkPendingTracks(){const{bufferCodecEventsExpected:t,operationQueue:e,pendingTracks:s}=this,i=Object.keys(s).length;if(i&&(!t||2===i||"audiovideo"in s)){this.createSourceBuffers(s),this.pendingTracks={};const t=this.getSourceBufferTypes();if(t.length)this.hls.trigger(m.BUFFER_CREATED,{tracks:this.tracks}),t.forEach(t=>{e.executeNext(t)});else{const t=new Error("could not create source buffer for media codec(s)");this.hls.trigger(m.ERROR,{type:p.MEDIA_ERROR,details:E.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,error:t,reason:t.message})}}}createSourceBuffers(t){const{sourceBuffer:e,mediaSource:s}=this;if(!s)throw Error("createSourceBuffers called when mediaSource was null");for(const r in t)if(!e[r]){var i;const n=t[r];if(!n)throw Error(`source buffer exists for track ${r}, however track does not`);let a=-1===(null==(i=n.levelCodec)?void 0:i.indexOf(","))?n.levelCodec:n.codec;a&&"audio"===r.slice(0,5)&&(a=ve(a,this.appendSource));const o=`${n.container};codecs=${a}`;this.log(`creating sourceBuffer(${o})`);try{const t=e[r]=s.addSourceBuffer(o),i=r;this.addBufferListener(i,"updatestart",this._onSBUpdateStart),this.addBufferListener(i,"updateend",this._onSBUpdateEnd),this.addBufferListener(i,"error",this._onSBUpdateError),this.appendSource&&this.addBufferListener(i,"bufferedchange",(t,e)=>{const s=e.removedRanges;null!=s&&s.length&&this.hls.trigger(m.BUFFER_FLUSHED,{type:r})}),this.tracks[r]={buffer:t,codec:a,container:n.container,levelCodec:n.levelCodec,metadata:n.metadata,id:n.id}}catch(bl){this.error("error while trying to add sourceBuffer: "+bl.message),this.hls.trigger(m.ERROR,{type:p.MEDIA_ERROR,details:E.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:bl,sourceBufferName:r,mimeType:o})}}}get mediaSrc(){var t;const e=(null==(t=this.media)?void 0:t.firstChild)||this.media;return null==e?void 0:e.src}_onSBUpdateStart(t){const{operationQueue:e}=this,s=e.current(t);s.onStart()}_onSBUpdateEnd(t){var e;if("closed"===(null==(e=this.mediaSource)?void 0:e.readyState))return void this.resetBuffer(t);const{operationQueue:s}=this,i=s.current(t);i.onComplete(),s.shiftAndExecuteNext(t)}_onSBUpdateError(t,e){var s;const i=new Error(`${t} SourceBuffer error. MediaSource readyState: ${null==(s=this.mediaSource)?void 0:s.readyState}`);this.error(""+i,e),this.hls.trigger(m.ERROR,{type:p.MEDIA_ERROR,details:E.BUFFER_APPENDING_ERROR,sourceBufferName:t,error:i,fatal:!1});const r=this.operationQueue.current(t);r&&r.onError(i)}removeExecutor(t,e,s){const{media:i,mediaSource:r,operationQueue:n,sourceBuffer:a}=this,o=a[t];if(!i||!r||!o)return this.warn(`Attempting to remove from the ${t} SourceBuffer, but it does not exist`),void n.shiftAndExecuteNext(t);const l=u(i.duration)?i.duration:1/0,h=u(r.duration)?r.duration:1/0,d=Math.max(0,e),c=Math.min(s,l,h);c>d&&(!o.ending||o.ended)?(o.ended=!1,this.log(`Removing [${d},${c}] from the ${t} SourceBuffer`),o.remove(d,c)):n.shiftAndExecuteNext(t)}appendExecutor(t,e){const s=this.sourceBuffer[e];if(s)s.ended=!1,s.appendBuffer(t);else if(!this.pendingTracks[e])throw new Error(`Attempting to append to the ${e} SourceBuffer, but it does not exist`)}blockBuffers(t,e=this.getSourceBufferTypes()){if(!e.length)return this.log("Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve().then(t);const{operationQueue:s}=this,i=e.map(t=>s.appendBlocker(t));Promise.all(i).then(()=>{t(),e.forEach(t=>{const e=this.sourceBuffer[t];null!=e&&e.updating||s.shiftAndExecuteNext(t)})})}getSourceBufferTypes(){return Object.keys(this.sourceBuffer)}addBufferListener(t,e,s){const i=this.sourceBuffer[t];if(!i)return;const r=s.bind(this,t);this.listeners[t].push({event:e,listener:r}),i.addEventListener(e,r)}removeBufferListeners(t){const e=this.sourceBuffer[t];e&&this.listeners[t].forEach(t=>{e.removeEventListener(t.event,t.listener)})}}function _n(t){const e=t.querySelectorAll("source");[].slice.call(e).forEach(e=>{t.removeChild(e)})}function Pn(t,e){const s=self.document.createElement("source");s.type="video/mp4",s.src=e,t.appendChild(s)}const xn={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,128:174,129:176,130:189,131:191,132:8482,133:162,134:163,135:9834,136:224,137:32,138:232,139:226,140:234,141:238,142:244,143:251,144:193,145:201,146:211,147:218,148:220,149:252,150:8216,151:161,152:42,153:8217,154:9473,155:169,156:8480,157:8226,158:8220,159:8221,160:192,161:194,162:199,163:200,164:202,165:203,166:235,167:206,168:207,169:239,170:212,171:217,172:249,173:219,174:171,175:187,176:195,177:227,178:205,179:204,180:236,181:210,182:242,183:213,184:245,185:123,186:125,187:92,188:94,189:95,190:124,191:8764,192:196,193:228,194:214,195:246,196:223,197:165,198:164,199:9475,200:197,201:229,202:216,203:248,204:9487,205:9491,206:9495,207:9499},On=t=>String.fromCharCode(xn[t]||t),Mn=15,Fn=100,Nn={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},Un={17:2,18:4,21:6,22:8,23:10,19:13,20:15},Bn={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},$n={25:2,26:4,29:6,30:8,31:10,27:13,28:15},Gn=["white","green","blue","cyan","red","yellow","magenta","black","transparent"];class Kn{constructor(){this.time=null,this.verboseLevel=0}log(t,e){if(this.verboseLevel>=t){const s="function"===typeof e?e():e;R.log(`${this.time} [${t}] ${s}`)}}}const Hn=function(t){const e=[];for(let s=0;s<t.length;s++)e.push(t[s].toString(16));return e};class Vn{constructor(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1}reset(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1}setStyles(t){const e=["foreground","underline","italics","background","flash"];for(let s=0;s<e.length;s++){const i=e[s];t.hasOwnProperty(i)&&(this[i]=t[i])}}isDefault(){return"white"===this.foreground&&!this.underline&&!this.italics&&"black"===this.background&&!this.flash}equals(t){return this.foreground===t.foreground&&this.underline===t.underline&&this.italics===t.italics&&this.background===t.background&&this.flash===t.flash}copy(t){this.foreground=t.foreground,this.underline=t.underline,this.italics=t.italics,this.background=t.background,this.flash=t.flash}toString(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash}}class Yn{constructor(){this.uchar=" ",this.penState=new Vn}reset(){this.uchar=" ",this.penState.reset()}setChar(t,e){this.uchar=t,this.penState.copy(e)}setPenState(t){this.penState.copy(t)}equals(t){return this.uchar===t.uchar&&this.penState.equals(t.penState)}copy(t){this.uchar=t.uchar,this.penState.copy(t.penState)}isEmpty(){return" "===this.uchar&&this.penState.isDefault()}}class Wn{constructor(t){this.chars=[],this.pos=0,this.currPenState=new Vn,this.cueStartTime=null,this.logger=void 0;for(let e=0;e<Fn;e++)this.chars.push(new Yn);this.logger=t}equals(t){for(let e=0;e<Fn;e++)if(!this.chars[e].equals(t.chars[e]))return!1;return!0}copy(t){for(let e=0;e<Fn;e++)this.chars[e].copy(t.chars[e])}isEmpty(){let t=!0;for(let e=0;e<Fn;e++)if(!this.chars[e].isEmpty()){t=!1;break}return t}setCursor(t){this.pos!==t&&(this.pos=t),this.pos<0?(this.logger.log(3,"Negative cursor position "+this.pos),this.pos=0):this.pos>Fn&&(this.logger.log(3,"Too large cursor position "+this.pos),this.pos=Fn)}moveCursor(t){const e=this.pos+t;if(t>1)for(let s=this.pos+1;s<e+1;s++)this.chars[s].setPenState(this.currPenState);this.setCursor(e)}backSpace(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)}insertChar(t){t>=144&&this.backSpace();const e=On(t);this.pos>=Fn?this.logger.log(0,()=>"Cannot insert "+t.toString(16)+" ("+e+") at position "+this.pos+". Skipping it!"):(this.chars[this.pos].setChar(e,this.currPenState),this.moveCursor(1))}clearFromPos(t){let e;for(e=t;e<Fn;e++)this.chars[e].reset()}clear(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()}clearToEndOfRow(){this.clearFromPos(this.pos)}getTextString(){const t=[];let e=!0;for(let s=0;s<Fn;s++){const i=this.chars[s].uchar;" "!==i&&(e=!1),t.push(i)}return e?"":t.join("")}setPenStyles(t){this.currPenState.setStyles(t);const e=this.chars[this.pos];e.setPenState(this.currPenState)}}class jn{constructor(t){this.rows=[],this.currRow=Mn-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.logger=void 0;for(let e=0;e<Mn;e++)this.rows.push(new Wn(t));this.logger=t}reset(){for(let t=0;t<Mn;t++)this.rows[t].clear();this.currRow=Mn-1}equals(t){let e=!0;for(let s=0;s<Mn;s++)if(!this.rows[s].equals(t.rows[s])){e=!1;break}return e}copy(t){for(let e=0;e<Mn;e++)this.rows[e].copy(t.rows[e])}isEmpty(){let t=!0;for(let e=0;e<Mn;e++)if(!this.rows[e].isEmpty()){t=!1;break}return t}backSpace(){const t=this.rows[this.currRow];t.backSpace()}clearToEndOfRow(){const t=this.rows[this.currRow];t.clearToEndOfRow()}insertChar(t){const e=this.rows[this.currRow];e.insertChar(t)}setPen(t){const e=this.rows[this.currRow];e.setPenStyles(t)}moveCursor(t){const e=this.rows[this.currRow];e.moveCursor(t)}setCursor(t){this.logger.log(2,"setCursor: "+t);const e=this.rows[this.currRow];e.setCursor(t)}setPAC(t){this.logger.log(2,()=>"pacData = "+JSON.stringify(t));let e=t.row-1;if(this.nrRollUpRows&&e<this.nrRollUpRows-1&&(e=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==e){for(let e=0;e<Mn;e++)this.rows[e].clear();const t=this.currRow+1-this.nrRollUpRows,s=this.lastOutputScreen;if(s){const i=s.rows[t].cueStartTime,r=this.logger.time;if(null!==i&&null!==r&&i<r)for(let n=0;n<this.nrRollUpRows;n++)this.rows[e-this.nrRollUpRows+n+1].copy(s.rows[t+n])}}this.currRow=e;const s=this.rows[this.currRow];if(null!==t.indent){const e=t.indent,i=Math.max(e-1,0);s.setCursor(t.indent),t.color=s.chars[i].penState.foreground}const i={foreground:t.color,underline:t.underline,italics:t.italics,background:"black",flash:!1};this.setPen(i)}setBkgData(t){this.logger.log(2,()=>"bkgData = "+JSON.stringify(t)),this.backSpace(),this.setPen(t),this.insertChar(32)}setRollUpRows(t){this.nrRollUpRows=t}rollUp(){if(null===this.nrRollUpRows)return void this.logger.log(3,"roll_up but nrRollUpRows not set yet");this.logger.log(1,()=>this.getDisplayText());const t=this.currRow+1-this.nrRollUpRows,e=this.rows.splice(t,1)[0];e.clear(),this.rows.splice(this.currRow,0,e),this.logger.log(2,"Rolling up")}getDisplayText(t){t=t||!1;const e=[];let s="",i=-1;for(let r=0;r<Mn;r++){const s=this.rows[r].getTextString();s&&(i=r+1,t?e.push("Row "+i+": '"+s+"'"):e.push(s.trim()))}return e.length>0&&(s=t?"["+e.join(" | ")+"]":e.join("\n")),s}getTextAndFormat(){return this.rows}}class qn{constructor(t,e,s){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=t,this.outputFilter=e,this.mode=null,this.verbose=0,this.displayedMemory=new jn(s),this.nonDisplayedMemory=new jn(s),this.lastOutputScreen=new jn(s),this.currRollUpRow=this.displayedMemory.rows[Mn-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=s}reset(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[Mn-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null}getHandler(){return this.outputFilter}setHandler(t){this.outputFilter=t}setPAC(t){this.writeScreen.setPAC(t)}setBkgData(t){this.writeScreen.setBkgData(t)}setMode(t){t!==this.mode&&(this.mode=t,this.logger.log(2,()=>"MODE="+t),"MODE_POP-ON"===this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=t)}insertChars(t){for(let s=0;s<t.length;s++)this.writeScreen.insertChar(t[s]);const e=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(2,()=>e+": "+this.writeScreen.getDisplayText(!0)),"MODE_PAINT-ON"!==this.mode&&"MODE_ROLL-UP"!==this.mode||(this.logger.log(1,()=>"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())}ccRCL(){this.logger.log(2,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")}ccBS(){this.logger.log(2,"BS - BackSpace"),"MODE_TEXT"!==this.mode&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())}ccAOF(){}ccAON(){}ccDER(){this.logger.log(2,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()}ccRU(t){this.logger.log(2,"RU("+t+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(t)}ccFON(){this.logger.log(2,"FON - Flash On"),this.writeScreen.setPen({flash:!0})}ccRDC(){this.logger.log(2,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")}ccTR(){this.logger.log(2,"TR"),this.setMode("MODE_TEXT")}ccRTD(){this.logger.log(2,"RTD"),this.setMode("MODE_TEXT")}ccEDM(){this.logger.log(2,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)}ccCR(){this.logger.log(2,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)}ccENM(){this.logger.log(2,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()}ccEOC(){if(this.logger.log(2,"EOC - End Of Caption"),"MODE_POP-ON"===this.mode){const t=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=t,this.writeScreen=this.nonDisplayedMemory,this.logger.log(1,()=>"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)}ccTO(t){this.logger.log(2,"TO("+t+") - Tab Offset"),this.writeScreen.moveCursor(t)}ccMIDROW(t){const e={flash:!1};if(e.underline=t%2===1,e.italics=t>=46,e.italics)e.foreground="white";else{const s=Math.floor(t/2)-16,i=["white","green","blue","cyan","red","yellow","magenta"];e.foreground=i[s]}this.logger.log(2,"MIDROW: "+JSON.stringify(e)),this.writeScreen.setPen(e)}outputDataUpdate(t=!1){const e=this.logger.time;null!==e&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,e,this.lastOutputScreen),t&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:e):this.cueStartTime=e,this.lastOutputScreen.copy(this.displayedMemory))}cueSplitAtTime(t){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,t,this.displayedMemory),this.cueStartTime=t))}}class Xn{constructor(t,e,s){this.channels=void 0,this.currentChannel=0,this.cmdHistory=Jn(),this.logger=void 0;const i=this.logger=new Kn;this.channels=[null,new qn(t,e,i),new qn(t+1,s,i)]}getHandler(t){return this.channels[t].getHandler()}setHandler(t,e){this.channels[t].setHandler(e)}addData(t,e){this.logger.time=t;for(let s=0;s<e.length;s+=2){const t=127&e[s],i=127&e[s+1];let r=!1,n=null;if(0===t&&0===i)continue;this.logger.log(3,()=>"["+Hn([e[s],e[s+1]])+"] -> ("+Hn([t,i])+")");const a=this.cmdHistory,o=t>=16&&t<=31;if(o){if(Qn(t,i,a)){zn(null,null,a),this.logger.log(3,()=>"Repeated command ("+Hn([t,i])+") is dropped");continue}zn(t,i,this.cmdHistory),r=this.parseCmd(t,i),r||(r=this.parseMidrow(t,i)),r||(r=this.parsePAC(t,i)),r||(r=this.parseBackgroundAttributes(t,i))}else zn(null,null,a);if(!r&&(n=this.parseChars(t,i),n)){const t=this.currentChannel;if(t&&t>0){const e=this.channels[t];e.insertChars(n)}else this.logger.log(2,"No channel found yet. TEXT-MODE?")}r||n||this.logger.log(2,()=>"Couldn't parse cleaned data "+Hn([t,i])+" orig: "+Hn([e[s],e[s+1]]))}}parseCmd(t,e){const s=(20===t||28===t||21===t||29===t)&&e>=32&&e<=47,i=(23===t||31===t)&&e>=33&&e<=35;if(!s&&!i)return!1;const r=20===t||21===t||23===t?1:2,n=this.channels[r];return 20===t||21===t||28===t||29===t?32===e?n.ccRCL():33===e?n.ccBS():34===e?n.ccAOF():35===e?n.ccAON():36===e?n.ccDER():37===e?n.ccRU(2):38===e?n.ccRU(3):39===e?n.ccRU(4):40===e?n.ccFON():41===e?n.ccRDC():42===e?n.ccTR():43===e?n.ccRTD():44===e?n.ccEDM():45===e?n.ccCR():46===e?n.ccENM():47===e&&n.ccEOC():n.ccTO(e-32),this.currentChannel=r,!0}parseMidrow(t,e){let s=0;if((17===t||25===t)&&e>=32&&e<=47){if(s=17===t?1:2,s!==this.currentChannel)return this.logger.log(0,"Mismatch channel in midrow parsing"),!1;const i=this.channels[s];return!!i&&(i.ccMIDROW(e),this.logger.log(3,()=>"MIDROW ("+Hn([t,e])+")"),!0)}return!1}parsePAC(t,e){let s;const i=(t>=17&&t<=23||t>=25&&t<=31)&&e>=64&&e<=127,r=(16===t||24===t)&&e>=64&&e<=95;if(!i&&!r)return!1;const n=t<=23?1:2;s=e>=64&&e<=95?1===n?Nn[t]:Bn[t]:1===n?Un[t]:$n[t];const a=this.channels[n];return!!a&&(a.setPAC(this.interpretPAC(s,e)),this.currentChannel=n,!0)}interpretPAC(t,e){let s;const i={color:null,italics:!1,indent:null,underline:!1,row:t};return s=e>95?e-96:e-64,i.underline=1===(1&s),s<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(s/2)]:s<=15?(i.italics=!0,i.color="white"):i.indent=4*Math.floor((s-16)/2),i}parseChars(t,e){let s,i=null,r=null;if(t>=25?(s=2,r=t-8):(s=1,r=t),r>=17&&r<=19){let t;t=17===r?e+80:18===r?e+112:e+144,this.logger.log(2,()=>"Special char '"+On(t)+"' in channel "+s),i=[t]}else t>=32&&t<=127&&(i=0===e?[t]:[t,e]);return i&&this.logger.log(3,()=>"Char codes =  "+Hn(i).join(",")),i}parseBackgroundAttributes(t,e){const s=(16===t||24===t)&&e>=32&&e<=47,i=(23===t||31===t)&&e>=45&&e<=47;if(!s&&!i)return!1;let r;const n={};16===t||24===t?(r=Math.floor((e-32)/2),n.background=Gn[r],e%2===1&&(n.background=n.background+"_semi")):45===e?n.background="transparent":(n.foreground="black",47===e&&(n.underline=!0));const a=t<=23?1:2,o=this.channels[a];return o.setBkgData(n),!0}reset(){for(let t=0;t<Object.keys(this.channels).length;t++){const e=this.channels[t];e&&e.reset()}zn(null,null,this.cmdHistory)}cueSplitAtTime(t){for(let e=0;e<this.channels.length;e++){const s=this.channels[e];s&&s.cueSplitAtTime(t)}}}function zn(t,e,s){s.a=t,s.b=e}function Qn(t,e,s){return s.a===t&&s.b===e}function Jn(){return{a:null,b:null}}class Zn{constructor(t,e){this.timelineController=void 0,this.cueRanges=[],this.trackName=void 0,this.startTime=null,this.endTime=null,this.screen=null,this.timelineController=t,this.trackName=e}dispatchCue(){null!==this.startTime&&(this.timelineController.addCues(this.trackName,this.startTime,this.endTime,this.screen,this.cueRanges),this.startTime=null)}newCue(t,e,s){(null===this.startTime||this.startTime>t)&&(this.startTime=t),this.endTime=e,this.screen=s,this.timelineController.createCaptionsTrack(this.trackName)}reset(){this.cueRanges=[],this.startTime=null}}var ta=function(){if(null!=H&&H.VTTCue)return self.VTTCue;const t=["","lr","rl"],e=["start","middle","end","left","right"];function s(t,e){if("string"!==typeof e)return!1;if(!Array.isArray(t))return!1;const s=e.toLowerCase();return!!~t.indexOf(s)&&s}function i(e){return s(t,e)}function r(t){return s(e,t)}function n(t,...e){let s=1;for(;s<arguments.length;s++){const e=arguments[s];for(const s in e)t[s]=e[s]}return t}function a(t,e,s){const a=this,o={enumerable:!0};a.hasBeenReset=!1;let l="",h=!1,d=t,c=e,u=s,f=null,g="",m=!0,p="auto",E="start",T=50,y="middle",v=50,S="middle";Object.defineProperty(a,"id",n({},o,{get:function(){return l},set:function(t){l=""+t}})),Object.defineProperty(a,"pauseOnExit",n({},o,{get:function(){return h},set:function(t){h=!!t}})),Object.defineProperty(a,"startTime",n({},o,{get:function(){return d},set:function(t){if("number"!==typeof t)throw new TypeError("Start time must be set to a number.");d=t,this.hasBeenReset=!0}})),Object.defineProperty(a,"endTime",n({},o,{get:function(){return c},set:function(t){if("number"!==typeof t)throw new TypeError("End time must be set to a number.");c=t,this.hasBeenReset=!0}})),Object.defineProperty(a,"text",n({},o,{get:function(){return u},set:function(t){u=""+t,this.hasBeenReset=!0}})),Object.defineProperty(a,"region",n({},o,{get:function(){return f},set:function(t){f=t,this.hasBeenReset=!0}})),Object.defineProperty(a,"vertical",n({},o,{get:function(){return g},set:function(t){const e=i(t);if(!1===e)throw new SyntaxError("An invalid or illegal string was specified.");g=e,this.hasBeenReset=!0}})),Object.defineProperty(a,"snapToLines",n({},o,{get:function(){return m},set:function(t){m=!!t,this.hasBeenReset=!0}})),Object.defineProperty(a,"line",n({},o,{get:function(){return p},set:function(t){if("number"!==typeof t&&"auto"!==t)throw new SyntaxError("An invalid number or illegal string was specified.");p=t,this.hasBeenReset=!0}})),Object.defineProperty(a,"lineAlign",n({},o,{get:function(){return E},set:function(t){const e=r(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");E=e,this.hasBeenReset=!0}})),Object.defineProperty(a,"position",n({},o,{get:function(){return T},set:function(t){if(t<0||t>100)throw new Error("Position must be between 0 and 100.");T=t,this.hasBeenReset=!0}})),Object.defineProperty(a,"positionAlign",n({},o,{get:function(){return y},set:function(t){const e=r(t);if(!e)throw new SyntaxError("An invalid or illegal string was 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Ea="stpp.ttml.im1t",Ta=/^(\d{2,}):(\d{2}):(\d{2}):(\d{2})\.?(\d+)?$/,ya=/^(\d*(?:\.\d*)?)(h|m|s|ms|f|t)$/,va={left:"start",center:"center",right:"end",start:"start",end:"end"};function Sa(t,e,s,i){const r=wt(new Uint8Array(t),["mdat"]);if(0===r.length)return void i(new Error("Could not parse IMSC1 mdat"));const n=r.map(t=>mt(t)),a=Gr(e.baseTime,1,e.timescale);try{n.forEach(t=>s(Aa(t,a)))}catch(o){i(o)}}function Aa(t,e){const s=new DOMParser,i=s.parseFromString(t,"text/xml"),r=i.getElementsByTagName("tt")[0];if(!r)throw new Error("Invalid ttml");const n={frameRate:30,subFrameRate:1,frameRateMultiplier:0,tickRate:0},a=Object.keys(n).reduce((t,e)=>(t[e]=r.getAttribute("ttp:"+e)||n[e],t),{}),o="preserve"!==r.getAttribute("xml:space"),l=Ra(La(r,"styling","style")),h=Ra(La(r,"layout","region")),d=La(r,"body","[begin]");return[].map.call(d,t=>{const s=Da(t,o);if(!s||!t.hasAttribute("begin"))return null;const i=wa(t.getAttribute("begin"),a),r=wa(t.getAttribute("dur"),a);let 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a&&s.hasOwnProperty(a)&&(r=s[a]),n.reduce((s,n)=>{const a=ba(e,i,n)||ba(t,i,n)||ba(r,i,n);return a&&(s[n]=a),s},{})}function ba(t,e,s){return t&&t.hasAttributeNS(e,s)?t.getAttributeNS(e,s):null}function ka(t){return new Error("Could not parse ttml timestamp "+t)}function wa(t,e){if(!t)return null;let s=sa(t);return null===s&&(Ta.test(t)?s=Ca(t,e):ya.test(t)&&(s=_a(t,e))),s}function Ca(t,e){const s=Ta.exec(t),i=(0|s[4])+(0|s[5])/e.subFrameRate;return 3600*(0|s[1])+60*(0|s[2])+(0|s[3])+i/e.frameRate}function _a(t,e){const s=ya.exec(t),i=Number(s[1]),r=s[2];switch(r){case"h":return 3600*i;case"m":return 60*i;case"ms":return 1e3*i;case"f":return i/e.frameRate;case"t":return i/e.tickRate}return i}class Pa{constructor(t){this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastCc=-1,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=Fa(),this.captionsProperties=void 0,this.hls=t,this.config=t.config,this.Cues=t.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},t.on(m.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(m.MANIFEST_LOADING,this.onManifestLoading,this),t.on(m.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(m.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.on(m.FRAG_LOADING,this.onFragLoading,this),t.on(m.FRAG_LOADED,this.onFragLoaded,this),t.on(m.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),t.on(m.FRAG_DECRYPTED,this.onFragDecrypted,this),t.on(m.INIT_PTS_FOUND,this.onInitPtsFound,this),t.on(m.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),t.on(m.BUFFER_FLUSHING,this.onBufferFlushing,this)}destroy(){const{hls:t}=this;t.off(m.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(m.MANIFEST_LOADING,this.onManifestLoading,this),t.off(m.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(m.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.off(m.FRAG_LOADING,this.onFragLoading,this),t.off(m.FRAG_LOADED,this.onFragLoaded,this),t.off(m.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),t.off(m.FRAG_DECRYPTED,this.onFragDecrypted,this),t.off(m.INIT_PTS_FOUND,this.onInitPtsFound,this),t.off(m.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),t.off(m.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=null,this.cea608Parser1=this.cea608Parser2=void 0}initCea608Parsers(){if(this.config.enableCEA708Captions&&(!this.cea608Parser1||!this.cea608Parser2)){const t=new Zn(this,"textTrack1"),e=new Zn(this,"textTrack2"),s=new Zn(this,"textTrack3"),i=new Zn(this,"textTrack4");this.cea608Parser1=new Xn(1,t,e),this.cea608Parser2=new Xn(3,s,i)}}addCues(t,e,s,i,r){let n=!1;for(let a=r.length;a--;){const t=r[a],i=Ma(t[0],t[1],e,s);if(i>=0&&(t[0]=Math.min(t[0],e),t[1]=Math.max(t[1],s),n=!0,i/(s-e)>.5))return}if(n||r.push([e,s]),this.config.renderTextTracksNatively){const r=this.captionsTracks[t];this.Cues.newCue(r,e,s,i)}else{const r=this.Cues.newCue(null,e,s,i);this.hls.trigger(m.CUES_PARSED,{type:"captions",cues:r,track:t})}}onInitPtsFound(t,{frag:e,id:s,initPTS:i,timescale:r}){const{unparsedVttFrags:n}=this;"main"===s&&(this.initPTS[e.cc]={baseTime:i,timescale:r}),n.length&&(this.unparsedVttFrags=[],n.forEach(t=>{this.onFragLoaded(m.FRAG_LOADED,t)}))}getExistingTrack(t,e){const{media:s}=this;if(s)for(let i=0;i<s.textTracks.length;i++){const r=s.textTracks[i];if(Oa(r,{name:t,lang:e,attrs:{}}))return r}return null}createCaptionsTrack(t){this.config.renderTextTracksNatively?this.createNativeTrack(t):this.createNonNativeTrack(t)}createNativeTrack(t){if(this.captionsTracks[t])return;const{captionsProperties:e,captionsTracks:s,media:i}=this,{label:r,languageCode:n}=e[t],a=this.getExistingTrack(r,n);if(a)s[t]=a,Ve(s[t]),Ke(s[t],i);else{const e=this.createTextTrack("captions",r,n);e&&(e[t]=!0,s[t]=e)}}createNonNativeTrack(t){if(this.nonNativeCaptionsTracks[t])return;const e=this.captionsProperties[t];if(!e)return;const s=e.label,i={_id:t,label:s,kind:"captions",default:!!e.media&&!!e.media.default,closedCaptions:e.media};this.nonNativeCaptionsTracks[t]=i,this.hls.trigger(m.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[i]})}createTextTrack(t,e,s){const i=this.media;if(i)return i.addTextTrack(t,e,s)}onMediaAttaching(t,e){this.media=e.media,this._cleanTracks()}onMediaDetaching(){const{captionsTracks:t}=this;Object.keys(t).forEach(e=>{Ve(t[e]),delete t[e]}),this.nonNativeCaptionsTracks={}}onManifestLoading(){this.lastCc=-1,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=Fa(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=[],this.initPTS=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())}_cleanTracks(){const{media:t}=this;if(!t)return;const e=t.textTracks;if(e)for(let s=0;s<e.length;s++)Ve(e[s])}onSubtitleTracksUpdated(t,e){const s=e.subtitleTracks||[],i=s.some(t=>t.textCodec===Ea);if(this.config.enableWebVTT||i&&this.config.enableIMSC1){const t=Tn(this.tracks,s);if(t)return void(this.tracks=s);if(this.textTracks=[],this.tracks=s,this.config.renderTextTracksNatively){const t=this.media,e=t?qe(t.textTracks):null;if(this.tracks.forEach((t,s)=>{let i;if(e){let s=null;for(let i=0;i<e.length;i++)if(e[i]&&Oa(e[i],t)){s=e[i],e[i]=null;break}s&&(i=s)}if(i)Ve(i);else{const e=xa(t);i=this.createTextTrack(e,t.name,t.lang),i&&(i.mode="disabled")}i&&this.textTracks.push(i)}),null!=e&&e.length){const t=e.filter(t=>null!==t).map(t=>t.label);t.length&&R.warn(`Media element contains unused subtitle tracks: ${t.join(", ")}. Replace media element for each source to clear TextTracks and captions menu.`)}}else if(this.tracks.length){const t=this.tracks.map(t=>({label:t.name,kind:t.type.toLowerCase(),default:t.default,subtitleTrack:t}));this.hls.trigger(m.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:t})}}}onManifestLoaded(t,e){this.config.enableCEA708Captions&&e.captions&&e.captions.forEach(t=>{const e=/(?:CC|SERVICE)([1-4])/.exec(t.instreamId);if(!e)return;const s="textTrack"+e[1],i=this.captionsProperties[s];i&&(i.label=t.name,t.lang&&(i.languageCode=t.lang),i.media=t)})}closedCaptionsForLevel(t){const e=this.hls.levels[t.level];return null==e?void 0:e.attrs["CLOSED-CAPTIONS"]}onFragLoading(t,e){if(this.enabled&&e.frag.type===Ue.MAIN){var s,i;const{cea608Parser1:t,cea608Parser2:r,lastSn:n}=this,{cc:a,sn:o}=e.frag,l=null!=(s=null==(i=e.part)?void 0:i.index)?s:-1;t&&r&&(o!==n+1||o===n&&l!==this.lastPartIndex+1||a!==this.lastCc)&&(t.reset(),r.reset()),this.lastCc=a,this.lastSn=o,this.lastPartIndex=l}}onFragLoaded(t,e){const{frag:s,payload:i}=e;if(s.type===Ue.SUBTITLE)if(i.byteLength){const t=s.decryptdata,r="stats"in e;if(null==t||!t.encrypted||r){const t=this.tracks[s.level],r=this.vttCCs;r[s.cc]||(r[s.cc]={start:s.start,prevCC:this.prevCC,new:!0},this.prevCC=s.cc),t&&t.textCodec===Ea?this._parseIMSC1(s,i):this._parseVTTs(e)}}else this.hls.trigger(m.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:new Error("Empty subtitle payload")})}_parseIMSC1(t,e){const s=this.hls;Sa(e,this.initPTS[t.cc],e=>{this._appendCues(e,t.level),s.trigger(m.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:t})},e=>{R.log("Failed to parse IMSC1: "+e),s.trigger(m.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t,error:e})})}_parseVTTs(t){var e;const{frag:s,payload:i}=t,{initPTS:r,unparsedVttFrags:n}=this,a=r.length-1;if(!r[s.cc]&&-1===a)return void n.push(t);const o=this.hls,l=null!=(e=s.initSegment)&&e.data?Ht(s.initSegment.data,new Uint8Array(i)):i;pa(l,this.initPTS[s.cc],this.vttCCs,s.cc,s.start,t=>{this._appendCues(t,s.level),o.trigger(m.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:s})},e=>{const r="Missing initPTS for VTT MPEGTS"===e.message;r?n.push(t):this._fallbackToIMSC1(s,i),R.log("Failed to parse VTT cue: "+e),r&&a>s.cc||o.trigger(m.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:e})})}_fallbackToIMSC1(t,e){const s=this.tracks[t.level];s.textCodec||Sa(e,this.initPTS[t.cc],()=>{s.textCodec=Ea,this._parseIMSC1(t,e)},()=>{s.textCodec="wvtt"})}_appendCues(t,e){const s=this.hls;if(this.config.renderTextTracksNatively){const s=this.textTracks[e];if(!s||"disabled"===s.mode)return;t.forEach(t=>He(s,t))}else{const i=this.tracks[e];if(!i)return;const r=i.default?"default":"subtitles"+e;s.trigger(m.CUES_PARSED,{type:"subtitles",cues:t,track:r})}}onFragDecrypted(t,e){const{frag:s}=e;s.type===Ue.SUBTITLE&&this.onFragLoaded(m.FRAG_LOADED,e)}onSubtitleTracksCleared(){this.tracks=[],this.captionsTracks={}}onFragParsingUserdata(t,e){this.initCea608Parsers();const{cea608Parser1:s,cea608Parser2:i}=this;if(!this.enabled||!s||!i)return;const{frag:r,samples:n}=e;if(r.type!==Ue.MAIN||"NONE"!==this.closedCaptionsForLevel(r))for(let a=0;a<n.length;a++){const t=n[a].bytes;if(t){const e=this.extractCea608Data(t);s.addData(n[a].pts,e[0]),i.addData(n[a].pts,e[1])}}}onBufferFlushing(t,{startOffset:e,endOffset:s,endOffsetSubtitles:i,type:r}){const{media:n}=this;if(n&&!(n.currentTime<s)){if(!r||"video"===r){const{captionsTracks:t}=this;Object.keys(t).forEach(i=>Ye(t[i],e,s))}if(this.config.renderTextTracksNatively&&0===e&&void 0!==i){const{textTracks:t}=this;Object.keys(t).forEach(s=>Ye(t[s],e,i))}}}extractCea608Data(t){const e=[[],[]],s=31&t[0];let i=2;for(let r=0;r<s;r++){const s=t[i++],r=127&t[i++],n=127&t[i++];if(0===r&&0===n)continue;const a=0!==(4&s);if(a){const t=3&s;0!==t&&1!==t||(e[t].push(r),e[t].push(n))}}return e}}function xa(t){return t.characteristics&&/transcribes-spoken-dialog/gi.test(t.characteristics)&&/describes-music-and-sound/gi.test(t.characteristics)?"captions":"subtitles"}function Oa(t,e){return!!t&&t.kind===xa(e)&&vn(e,t)}function Ma(t,e,s,i){return Math.min(e,i)-Math.max(t,s)}function Fa(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!0}}}class Na{constructor(t){this.hls=void 0,this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.clientRect=void 0,this.streamController=void 0,this.hls=t,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}setStreamController(t){this.streamController=t}destroy(){this.hls&&this.unregisterListener(),this.timer&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null}registerListeners(){const{hls:t}=this;t.on(m.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),t.on(m.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(m.MANIFEST_PARSED,this.onManifestParsed,this),t.on(m.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(m.BUFFER_CODECS,this.onBufferCodecs,this),t.on(m.MEDIA_DETACHING,this.onMediaDetaching,this)}unregisterListener(){const{hls:t}=this;t.off(m.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),t.off(m.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(m.MANIFEST_PARSED,this.onManifestParsed,this),t.off(m.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(m.BUFFER_CODECS,this.onBufferCodecs,this),t.off(m.MEDIA_DETACHING,this.onMediaDetaching,this)}onFpsDropLevelCapping(t,e){const s=this.hls.levels[e.droppedLevel];this.isLevelAllowed(s)&&this.restrictedLevels.push({bitrate:s.bitrate,height:s.height,width:s.width})}onMediaAttaching(t,e){this.media=e.media instanceof HTMLVideoElement?e.media:null,this.clientRect=null,this.timer&&this.hls.levels.length&&this.detectPlayerSize()}onManifestParsed(t,e){const s=this.hls;this.restrictedLevels=[],this.firstLevel=e.firstLevel,s.config.capLevelToPlayerSize&&e.video&&this.startCapping()}onLevelsUpdated(t,e){this.timer&&u(this.autoLevelCapping)&&this.detectPlayerSize()}onBufferCodecs(t,e){const s=this.hls;s.config.capLevelToPlayerSize&&e.video&&this.startCapping()}onMediaDetaching(){this.stopCapping()}detectPlayerSize(){if(this.media){if(this.mediaHeight<=0||this.mediaWidth<=0)return void(this.clientRect=null);const t=this.hls.levels;if(t.length){const e=this.hls,s=this.getMaxLevel(t.length-1);s!==this.autoLevelCapping&&R.log(`Setting autoLevelCapping to ${s}: ${t[s].height}p@${t[s].bitrate} for media ${this.mediaWidth}x${this.mediaHeight}`),e.autoLevelCapping=s,e.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=e.autoLevelCapping}}}getMaxLevel(t){const e=this.hls.levels;if(!e.length)return-1;const s=e.filter((e,s)=>this.isLevelAllowed(e)&&s<=t);return this.clientRect=null,Na.getMaxLevelByMediaSize(s,this.mediaWidth,this.mediaHeight)}startCapping(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())}stopCapping(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)}getDimensions(){if(this.clientRect)return this.clientRect;const t=this.media,e={width:0,height:0};if(t){const s=t.getBoundingClientRect();e.width=s.width,e.height=s.height,e.width||e.height||(e.width=s.right-s.left||t.width||0,e.height=s.bottom-s.top||t.height||0)}return this.clientRect=e,e}get mediaWidth(){return this.getDimensions().width*this.contentScaleFactor}get mediaHeight(){return this.getDimensions().height*this.contentScaleFactor}get contentScaleFactor(){let t=1;if(!this.hls.config.ignoreDevicePixelRatio)try{t=self.devicePixelRatio}catch(e){}return t}isLevelAllowed(t){const e=this.restrictedLevels;return!e.some(e=>t.bitrate===e.bitrate&&t.width===e.width&&t.height===e.height)}static getMaxLevelByMediaSize(t,e,s){if(null==t||!t.length)return-1;const i=(t,e)=>!e||(t.width!==e.width||t.height!==e.height);let r=t.length-1;const n=Math.max(e,s);for(let a=0;a<t.length;a+=1){const e=t[a];if((e.width>=n||e.height>=n)&&i(e,t[a+1])){r=a;break}}return r}}class Ua{constructor(t){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=t,this.registerListeners()}setStreamController(t){this.streamController=t}registerListeners(){this.hls.on(m.MEDIA_ATTACHING,this.onMediaAttaching,this)}unregisterListeners(){this.hls.off(m.MEDIA_ATTACHING,this.onMediaAttaching,this)}destroy(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null}onMediaAttaching(t,e){const s=this.hls.config;if(s.capLevelOnFPSDrop){const t=e.media instanceof self.HTMLVideoElement?e.media:null;this.media=t,t&&"function"===typeof t.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),s.fpsDroppedMonitoringPeriod)}}checkFPS(t,e,s){const i=performance.now();if(e){if(this.lastTime){const t=i-this.lastTime,r=s-this.lastDroppedFrames,n=e-this.lastDecodedFrames,a=1e3*r/t,o=this.hls;if(o.trigger(m.FPS_DROP,{currentDropped:r,currentDecoded:n,totalDroppedFrames:s}),a>0&&r>o.config.fpsDroppedMonitoringThreshold*n){let t=o.currentLevel;R.warn("drop FPS ratio greater than max allowed value for currentLevel: "+t),t>0&&(-1===o.autoLevelCapping||o.autoLevelCapping>=t)&&(t-=1,o.trigger(m.FPS_DROP_LEVEL_CAPPING,{level:t,droppedLevel:o.currentLevel}),o.autoLevelCapping=t,this.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=s,this.lastDecodedFrames=e}}checkFPSInterval(){const t=this.media;if(t)if(this.isVideoPlaybackQualityAvailable){const e=t.getVideoPlaybackQuality();this.checkFPS(t,e.totalVideoFrames,e.droppedVideoFrames)}else this.checkFPS(t,t.webkitDecodedFrameCount,t.webkitDroppedFrameCount)}}const Ba="[eme]";class $a{constructor(t){this.hls=void 0,this.config=void 0,this.media=null,this.keyFormatPromise=null,this.keySystemAccessPromises={},this._requestLicenseFailureCount=0,this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},this.setMediaKeysQueue=$a.CDMCleanupPromise?[$a.CDMCleanupPromise]:[],this.onMediaEncrypted=this._onMediaEncrypted.bind(this),this.onWaitingForKey=this._onWaitingForKey.bind(this),this.debug=R.debug.bind(R,Ba),this.log=R.log.bind(R,Ba),this.warn=R.warn.bind(R,Ba),this.error=R.error.bind(R,Ba),this.hls=t,this.config=t.config,this.registerListeners()}destroy(){this.unregisterListeners(),this.onMediaDetached();const t=this.config;t.requestMediaKeySystemAccessFunc=null,t.licenseXhrSetup=t.licenseResponseCallback=void 0,t.drmSystems=t.drmSystemOptions={},this.hls=this.onMediaEncrypted=this.onWaitingForKey=this.keyIdToKeySessionPromise=null,this.config=null}registerListeners(){this.hls.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(m.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(m.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(m.MANIFEST_LOADED,this.onManifestLoaded,this)}unregisterListeners(){this.hls.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(m.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(m.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.off(m.MANIFEST_LOADED,this.onManifestLoaded,this)}getLicenseServerUrl(t){const{drmSystems:e,widevineLicenseUrl:s}=this.config,i=e[t];if(i)return i.licenseUrl;if(t===V.WIDEVINE&&s)return s;throw new Error(`no license server URL configured for key-system "${t}"`)}getServerCertificateUrl(t){const{drmSystems:e}=this.config,s=e[t];if(s)return s.serverCertificateUrl;this.log(`No Server Certificate in config.drmSystems["${t}"]`)}attemptKeySystemAccess(t){const e=this.hls.levels,s=(t,e,s)=>!!t&&s.indexOf(t)===e,i=e.map(t=>t.audioCodec).filter(s),r=e.map(t=>t.videoCodec).filter(s);return i.length+r.length===0&&r.push("avc1.42e01e"),new Promise((e,s)=>{const n=t=>{const a=t.shift();this.getMediaKeysPromise(a,i,r).then(t=>e({keySystem:a,mediaKeys:t})).catch(e=>{t.length?n(t):s(e instanceof Ga?e:new Ga({type:p.KEY_SYSTEM_ERROR,details:E.KEY_SYSTEM_NO_ACCESS,error:e,fatal:!0},e.message))})};n(t)})}requestMediaKeySystemAccess(t,e){const{requestMediaKeySystemAccessFunc:s}=this.config;if("function"!==typeof s){let t="Configured requestMediaKeySystemAccess is not a function "+s;return null===Q&&"http:"===self.location.protocol&&(t="navigator.requestMediaKeySystemAccess is not available over insecure protocol "+location.protocol),Promise.reject(new Error(t))}return s(t,e)}getMediaKeysPromise(t,e,s){const i=J(t,e,s,this.config.drmSystemOptions),r=this.keySystemAccessPromises[t];let n=null==r?void 0:r.keySystemAccess;if(!n){this.log(`Requesting encrypted media "${t}" key-system access with config: ${JSON.stringify(i)}`),n=this.requestMediaKeySystemAccess(t,i);const e=this.keySystemAccessPromises[t]={keySystemAccess:n};return n.catch(e=>{this.log(`Failed to obtain access to key-system "${t}": ${e}`)}),n.then(s=>{this.log(`Access for key-system "${s.keySystem}" obtained`);const i=this.fetchServerCertificate(t);return this.log(`Create media-keys for "${t}"`),e.mediaKeys=s.createMediaKeys().then(e=>(this.log(`Media-keys created for "${t}"`),i.then(s=>s?this.setMediaKeysServerCertificate(e,t,s):e))),e.mediaKeys.catch(e=>{this.error(`Failed to create media-keys for "${t}"}: ${e}`)}),e.mediaKeys})}return n.then(()=>r.mediaKeys)}createMediaKeySessionContext({decryptdata:t,keySystem:e,mediaKeys:s}){this.log(`Creating key-system session "${e}" keyId: ${Tt.hexDump(t.keyId||[])}`);const i=s.createSession(),r={decryptdata:t,keySystem:e,mediaKeys:s,mediaKeysSession:i,keyStatus:"status-pending"};return this.mediaKeySessions.push(r),r}renewKeySession(t){const e=t.decryptdata;if(e.pssh){const s=this.createMediaKeySessionContext(t),i=this.getKeyIdString(e),r="cenc";this.keyIdToKeySessionPromise[i]=this.generateRequestWithPreferredKeySession(s,r,e.pssh,"expired")}else this.warn("Could not renew expired session. Missing pssh initData.");this.removeSession(t)}getKeyIdString(t){if(!t)throw new Error("Could not read keyId of undefined decryptdata");if(null===t.keyId)throw new Error("keyId is null");return Tt.hexDump(t.keyId)}updateKeySession(t,e){var s;const i=t.mediaKeysSession;return this.log(`Updating key-session "${i.sessionId}" for keyID ${Tt.hexDump((null==(s=t.decryptdata)?void 0:s.keyId)||[])}\n      } (data length: ${e?e.byteLength:e})`),i.update(e)}selectKeySystemFormat(t){const e=Object.keys(t.levelkeys||{});return this.keyFormatPromise||(this.log(`Selecting key-system from fragment (sn: ${t.sn} ${t.type}: ${t.level}) key formats ${e.join(", ")}`),this.keyFormatPromise=this.getKeyFormatPromise(e)),this.keyFormatPromise}getKeyFormatPromise(t){return new Promise((e,s)=>{const i=z(this.config),r=t.map(W).filter(t=>!!t&&-1!==i.indexOf(t));return this.getKeySystemSelectionPromise(r).then(({keySystem:t})=>{const i=X(t);i?e(i):s(new Error(`Unable to find format for key-system "${t}"`))}).catch(s)})}loadKey(t){const e=t.keyInfo.decryptdata,s=this.getKeyIdString(e),i=`(keyId: ${s} format: "${e.keyFormat}" method: ${e.method} uri: ${e.uri})`;this.log("Starting session for key "+i);let r=this.keyIdToKeySessionPromise[s];return r||(r=this.keyIdToKeySessionPromise[s]=this.getKeySystemForKeyPromise(e).then(({keySystem:s,mediaKeys:r})=>(this.throwIfDestroyed(),this.log(`Handle encrypted media sn: ${t.frag.sn} ${t.frag.type}: ${t.frag.level} using key ${i}`),this.attemptSetMediaKeys(s,r).then(()=>{this.throwIfDestroyed();const t=this.createMediaKeySessionContext({keySystem:s,mediaKeys:r,decryptdata:e}),i="cenc";return this.generateRequestWithPreferredKeySession(t,i,e.pssh,"playlist-key")}))),r.catch(t=>this.handleError(t))),r}throwIfDestroyed(t="Invalid state"){if(!this.hls)throw new Error("invalid state")}handleError(t){this.hls&&(this.error(t.message),t instanceof Ga?this.hls.trigger(m.ERROR,t.data):this.hls.trigger(m.ERROR,{type:p.KEY_SYSTEM_ERROR,details:E.KEY_SYSTEM_NO_KEYS,error:t,fatal:!0}))}getKeySystemForKeyPromise(t){const e=this.getKeyIdString(t),s=this.keyIdToKeySessionPromise[e];if(!s){const e=W(t.keyFormat),s=e?[e]:z(this.config);return this.attemptKeySystemAccess(s)}return s}getKeySystemSelectionPromise(t){if(t.length||(t=z(this.config)),0===t.length)throw new Ga({type:p.KEY_SYSTEM_ERROR,details:E.KEY_SYSTEM_NO_CONFIGURED_LICENSE,fatal:!0},"Missing key-system license configuration options "+JSON.stringify({drmSystems:this.config.drmSystems}));return this.attemptKeySystemAccess(t)}_onMediaEncrypted(t){const{initDataType:e,initData:s}=t;if(this.debug(`"${t.type}" event: init data type: "${e}"`),null===s)return;let i,r;if("sinf"===e&&this.config.drmSystems[V.FAIRPLAY]){const t=At(new Uint8Array(s));try{const e=U(JSON.parse(t).sinf),s=Nt(new Uint8Array(e));if(!s)return;i=s.subarray(8,24),r=V.FAIRPLAY}catch(h){return void this.warn('Failed to parse sinf "encrypted" event message initData')}}else{const t=Jt(s);if(null===t)return;0===t.version&&t.systemId===j.WIDEVINE&&t.data&&(i=t.data.subarray(8,24)),r=q(t.systemId)}if(!r||!i)return;const n=Tt.hexDump(i),{keyIdToKeySessionPromise:a,mediaKeySessions:o}=this;let l=a[n];for(let d=0;d<o.length;d++){const t=o[d],r=t.decryptdata;if(r.pssh||!r.keyId)continue;const h=Tt.hexDump(r.keyId);if(n===h||-1!==r.uri.replace(/-/g,"").indexOf(n)){l=a[h],delete a[h],r.pssh=new Uint8Array(s),r.keyId=i,l=a[n]=l.then(()=>this.generateRequestWithPreferredKeySession(t,e,s,"encrypted-event-key-match"));break}}l||(l=a[n]=this.getKeySystemSelectionPromise([r]).then(({keySystem:t,mediaKeys:r})=>{var a;this.throwIfDestroyed();const o=new te("ISO-23001-7",n,null!=(a=X(t))?a:"");return o.pssh=new Uint8Array(s),o.keyId=i,this.attemptSetMediaKeys(t,r).then(()=>{this.throwIfDestroyed();const i=this.createMediaKeySessionContext({decryptdata:o,keySystem:t,mediaKeys:r});return this.generateRequestWithPreferredKeySession(i,e,s,"encrypted-event-no-match")})})),l.catch(t=>this.handleError(t))}_onWaitingForKey(t){this.log(`"${t.type}" event`)}attemptSetMediaKeys(t,e){const s=this.setMediaKeysQueue.slice();this.log(`Setting media-keys for "${t}"`);const i=Promise.all(s).then(()=>{if(!this.media)throw new Error("Attempted to set mediaKeys without media element attached");return this.media.setMediaKeys(e)});return this.setMediaKeysQueue.push(i),i.then(()=>{this.log(`Media-keys set for "${t}"`),s.push(i),this.setMediaKeysQueue=this.setMediaKeysQueue.filter(t=>-1===s.indexOf(t))})}generateRequestWithPreferredKeySession(t,e,s,i){var r,n;const a=null==(r=this.config.drmSystems)||null==(n=r[t.keySystem])?void 0:n.generateRequest;if(a)try{const i=a.call(this.hls,e,s,t);if(!i)throw new Error("Invalid response from configured generateRequest filter");e=i.initDataType,s=t.decryptdata.pssh=i.initData?new Uint8Array(i.initData):null}catch(f){var o;if(this.warn(f.message),null!=(o=this.hls)&&o.config.debug)throw f}if(null===s)return this.log(`Skipping key-session request for "${i}" (no initData)`),Promise.resolve(t);const l=this.getKeyIdString(t.decryptdata);this.log(`Generating key-session request for "${i}": ${l} (init data type: ${e} length: ${s?s.byteLength:null})`);const h=new pn,d=t._onmessage=e=>{const s=t.mediaKeysSession;if(!s)return void h.emit("error",new Error("invalid state"));const{messageType:i,message:r}=e;this.log(`"${i}" message event for session "${s.sessionId}" message size: ${r.byteLength}`),"license-request"===i||"license-renewal"===i?this.renewLicense(t,r).catch(t=>{this.handleError(t),h.emit("error",t)}):"license-release"===i?t.keySystem===V.FAIRPLAY&&(this.updateKeySession(t,K("acknowledged")),this.removeSession(t)):this.warn(`unhandled media key message type "${i}"`)},c=t._onkeystatuseschange=e=>{const s=t.mediaKeysSession;if(!s)return void h.emit("error",new Error("invalid state"));this.onKeyStatusChange(t);const i=t.keyStatus;h.emit("keyStatus",i),"expired"===i&&(this.warn(`${t.keySystem} expired for key ${l}`),this.renewKeySession(t))};t.mediaKeysSession.addEventListener("message",d),t.mediaKeysSession.addEventListener("keystatuseschange",c);const u=new Promise((t,e)=>{h.on("error",e),h.on("keyStatus",s=>{s.startsWith("usable")?t():"output-restricted"===s?e(new Ga({type:p.KEY_SYSTEM_ERROR,details:E.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED,fatal:!1},"HDCP level output restricted")):"internal-error"===s?e(new Ga({type:p.KEY_SYSTEM_ERROR,details:E.KEY_SYSTEM_STATUS_INTERNAL_ERROR,fatal:!0},`key status changed to "${s}"`)):"expired"===s?e(new Error("key expired while generating request")):this.warn(`unhandled key status change "${s}"`)})});return t.mediaKeysSession.generateRequest(e,s).then(()=>{var e;this.log(`Request generated for key-session "${null==(e=t.mediaKeysSession)?void 0:e.sessionId}" keyId: ${l}`)}).catch(t=>{throw new Ga({type:p.KEY_SYSTEM_ERROR,details:E.KEY_SYSTEM_NO_SESSION,error:t,fatal:!1},"Error generating key-session request: "+t)}).then(()=>u).catch(e=>{throw h.removeAllListeners(),this.removeSession(t),e}).then(()=>(h.removeAllListeners(),t))}onKeyStatusChange(t){t.mediaKeysSession.keyStatuses.forEach((e,s)=>{this.log(`key status change "${e}" for keyStatuses keyId: ${Tt.hexDump("buffer"in s?new Uint8Array(s.buffer,s.byteOffset,s.byteLength):new Uint8Array(s))} session keyId: ${Tt.hexDump(new Uint8Array(t.decryptdata.keyId||[]))} uri: ${t.decryptdata.uri}`),t.keyStatus=e})}fetchServerCertificate(t){const e=this.config,s=e.loader,i=new s(e),r=this.getServerCertificateUrl(t);return r?(this.log(`Fetching server certificate for "${t}"`),new Promise((s,n)=>{const a={responseType:"arraybuffer",url:r},l=e.certLoadPolicy.default,h={loadPolicy:l,timeout:l.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},d={onSuccess:(t,e,i,r)=>{s(t.data)},onError:(e,s,i,l)=>{n(new Ga({type:p.KEY_SYSTEM_ERROR,details:E.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:i,response:o({url:a.url,data:void 0},e)},`"${t}" certificate request failed (${r}). Status: ${e.code} (${e.text})`))},onTimeout:(e,s,i)=>{n(new Ga({type:p.KEY_SYSTEM_ERROR,details:E.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:i,response:{url:a.url,data:void 0}},`"${t}" certificate request timed out (${r})`))},onAbort:(t,e,s)=>{n(new Error("aborted"))}};i.load(a,h,d)})):Promise.resolve()}setMediaKeysServerCertificate(t,e,s){return new Promise((i,r)=>{t.setServerCertificate(s).then(r=>{this.log(`setServerCertificate ${r?"success":"not supported by CDM"} (${null==s?void 0:s.byteLength}) on "${e}"`),i(t)}).catch(t=>{r(new Ga({type:p.KEY_SYSTEM_ERROR,details:E.KEY_SYSTEM_SERVER_CERTIFICATE_UPDATE_FAILED,error:t,fatal:!0},t.message))})})}renewLicense(t,e){return this.requestLicense(t,new Uint8Array(e)).then(e=>this.updateKeySession(t,new Uint8Array(e)).catch(t=>{throw new Ga({type:p.KEY_SYSTEM_ERROR,details:E.KEY_SYSTEM_SESSION_UPDATE_FAILED,error:t,fatal:!0},t.message)}))}unpackPlayReadyKeyMessage(t,e){const s=String.fromCharCode.apply(null,new Uint16Array(e.buffer));if(!s.includes("PlayReadyKeyMessage"))return t.setRequestHeader("Content-Type","text/xml; charset=utf-8"),e;const i=(new DOMParser).parseFromString(s,"application/xml"),r=i.querySelectorAll("HttpHeader");if(r.length>0){let e;for(let s=0,i=r.length;s<i;s++){var n,a;e=r[s];const i=null==(n=e.querySelector("name"))?void 0:n.textContent,o=null==(a=e.querySelector("value"))?void 0:a.textContent;i&&o&&t.setRequestHeader(i,o)}}const o=i.querySelector("Challenge"),l=null==o?void 0:o.textContent;if(!l)throw new Error("Cannot find <Challenge> in key message");return K(atob(l))}setupLicenseXHR(t,e,s,i){const r=this.config.licenseXhrSetup;return r?Promise.resolve().then(()=>{if(!s.decryptdata)throw new Error("Key removed");return r.call(this.hls,t,e,s,i)}).catch(n=>{if(!s.decryptdata)throw n;return t.open("POST",e,!0),r.call(this.hls,t,e,s,i)}).then(s=>{t.readyState||t.open("POST",e,!0);const r=s||i;return{xhr:t,licenseChallenge:r}}):(t.open("POST",e,!0),Promise.resolve({xhr:t,licenseChallenge:i}))}requestLicense(t,e){const s=this.config.keyLoadPolicy.default;return new Promise((i,r)=>{const n=this.getLicenseServerUrl(t.keySystem);this.log("Sending license request to URL: "+n);const a=new XMLHttpRequest;a.responseType="arraybuffer",a.onreadystatechange=()=>{if(!this.hls||!t.mediaKeysSession)return r(new Error("invalid state"));if(4===a.readyState)if(200===a.status){this._requestLicenseFailureCount=0;let e=a.response;this.log("License received "+(e instanceof ArrayBuffer?e.byteLength:e));const s=this.config.licenseResponseCallback;if(s)try{e=s.call(this.hls,a,n,t)}catch(o){this.error(o)}i(e)}else{const o=s.errorRetry,l=o?o.maxNumRetry:0;if(this._requestLicenseFailureCount++,this._requestLicenseFailureCount>l||a.status>=400&&a.status<500)r(new Ga({type:p.KEY_SYSTEM_ERROR,details:E.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0,networkDetails:a,response:{url:n,data:void 0,code:a.status,text:a.statusText}},`License Request XHR failed (${n}). Status: ${a.status} (${a.statusText})`));else{const s=l-this._requestLicenseFailureCount+1;this.warn(`Retrying license request, ${s} attempts left`),this.requestLicense(t,e).then(i,r)}}},t.licenseXhr&&t.licenseXhr.readyState!==XMLHttpRequest.DONE&&t.licenseXhr.abort(),t.licenseXhr=a,this.setupLicenseXHR(a,n,t,e).then(({xhr:e,licenseChallenge:s})=>{t.keySystem==V.PLAYREADY&&(s=this.unpackPlayReadyKeyMessage(e,s)),e.send(s)})})}onMediaAttached(t,e){if(!this.config.emeEnabled)return;const s=e.media;this.media=s,s.addEventListener("encrypted",this.onMediaEncrypted),s.addEventListener("waitingforkey",this.onWaitingForKey)}onMediaDetached(){const t=this.media,e=this.mediaKeySessions;t&&(t.removeEventListener("encrypted",this.onMediaEncrypted),t.removeEventListener("waitingforkey",this.onWaitingForKey),this.media=null),this._requestLicenseFailureCount=0,this.setMediaKeysQueue=[],this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},te.clearKeyUriToKeyIdMap();const s=e.length;$a.CDMCleanupPromise=Promise.all(e.map(t=>this.removeSession(t)).concat(null==t?void 0:t.setMediaKeys(null).catch(t=>{this.log("Could not clear media keys: "+t)}))).then(()=>{s&&(this.log("finished closing key sessions and clearing media keys"),e.length=0)}).catch(t=>{this.log("Could not close sessions and clear media keys: "+t)})}onManifestLoading(){this.keyFormatPromise=null}onManifestLoaded(t,{sessionKeys:e}){if(e&&this.config.emeEnabled&&!this.keyFormatPromise){const t=e.reduce((t,e)=>(-1===t.indexOf(e.keyFormat)&&t.push(e.keyFormat),t),[]);this.log("Selecting key-system from session-keys "+t.join(", ")),this.keyFormatPromise=this.getKeyFormatPromise(t)}}removeSession(t){const{mediaKeysSession:e,licenseXhr:s}=t;if(e){this.log("Remove licenses and keys and close session "+e.sessionId),t._onmessage&&(e.removeEventListener("message",t._onmessage),t._onmessage=void 0),t._onkeystatuseschange&&(e.removeEventListener("keystatuseschange",t._onkeystatuseschange),t._onkeystatuseschange=void 0),s&&s.readyState!==XMLHttpRequest.DONE&&s.abort(),t.mediaKeysSession=t.decryptdata=t.licenseXhr=void 0;const i=this.mediaKeySessions.indexOf(t);return i>-1&&this.mediaKeySessions.splice(i,1),e.remove().catch(t=>{this.log("Could not remove session: "+t)}).then(()=>e.close()).catch(t=>{this.log("Could not close session: "+t)})}}}$a.CDMCleanupPromise=void 0;class Ga extends Error{constructor(t,e){super(e),this.data=void 0,t.error||(t.error=new Error(e)),this.data=t,t.err=t.error}}var Ka,Ha,Va;(function(t){t["MANIFEST"]="m",t["AUDIO"]="a",t["VIDEO"]="v",t["MUXED"]="av",t["INIT"]="i",t["CAPTION"]="c",t["TIMED_TEXT"]="tt",t["KEY"]="k",t["OTHER"]="o"})(Ka||(Ka={})),function(t){t["DASH"]="d",t["HLS"]="h",t["SMOOTH"]="s",t["OTHER"]="o"}(Ha||(Ha={})),function(t){t["OBJECT"]="CMCD-Object",t["REQUEST"]="CMCD-Request",t["SESSION"]="CMCD-Session",t["STATUS"]="CMCD-Status"}(Va||(Va={}));const Ya={[Va.OBJECT]:["br","d","ot","tb"],[Va.REQUEST]:["bl","dl","mtp","nor","nrr","su"],[Va.SESSION]:["cid","pr","sf","sid","st","v"],[Va.STATUS]:["bs","rtp"]};class Wa{constructor(t,e){this.value=void 0,this.params=void 0,Array.isArray(t)&&(t=t.map(t=>t instanceof Wa?t:new Wa(t))),this.value=t,this.params=e}}class ja{constructor(t){this.description=void 0,this.description=t}}const qa="Dict";function Xa(t){return Array.isArray(t)?JSON.stringify(t):t instanceof Map?"Map{}":t instanceof Set?"Set{}":"object"===typeof t?JSON.stringify(t):String(t)}function za(t,e,s,i){return new Error(`failed to ${t} "${Xa(e)}" as ${s}`,{cause:i})}const Qa="Bare Item",Ja="Boolean",Za="Byte Sequence",to="Decimal",eo="Integer";function so(t){return t<-999999999999999||999999999999999<t}const io=/[\x00-\x1f\x7f]+/,ro="Token",no="Key";function ao(t,e,s){return za("serialize",t,e,s)}function oo(t){if("boolean"!==typeof t)throw ao(t,Ja);return t?"?1":"?0"}function lo(t){return btoa(String.fromCharCode(...t))}function ho(t){if(!1===ArrayBuffer.isView(t))throw ao(t,Za);return`:${lo(t)}:`}function co(t){if(so(t))throw ao(t,eo);return t.toString()}function uo(t){return"@"+co(t.getTime()/1e3)}function fo(t,e){if(t<0)return-fo(-t,e);const s=Math.pow(10,e),i=Math.abs(t*s%1-.5)<Number.EPSILON;if(i){const e=Math.floor(t*s);return(e%2===0?e:e+1)/s}return Math.round(t*s)/s}function go(t){const e=fo(t,3);if(Math.floor(Math.abs(e)).toString().length>12)throw ao(t,to);const s=e.toString();return s.includes(".")?s:s+".0"}const mo="String";function po(t){if(io.test(t))throw ao(t,mo);return`"${t.replace(/\\/g,"\\\\").replace(/"/g,'\\"')}"`}function Eo(t){return t.description||t.toString().slice(7,-1)}function To(t){const e=Eo(t);if(!1===/^([a-zA-Z*])([!#$%&'*+\-.^_`|~\w:/]*)$/.test(e))throw ao(e,ro);return e}function yo(t){switch(typeof t){case"number":if(!u(t))throw ao(t,Qa);return Number.isInteger(t)?co(t):go(t);case"string":return po(t);case"symbol":return To(t);case"boolean":return oo(t);case"object":if(t instanceof Date)return uo(t);if(t instanceof Uint8Array)return ho(t);if(t instanceof ja)return To(t);default:throw ao(t,Qa)}}function vo(t){if(!1===/^[a-z*][a-z0-9\-_.*]*$/.test(t))throw ao(t,no);return t}function So(t){return null==t?"":Object.entries(t).map(([t,e])=>!0===e?";"+vo(t):`;${vo(t)}=${yo(e)}`).join("")}function Ao(t){return t instanceof Wa?`${yo(t.value)}${So(t.params)}`:yo(t)}function Lo(t){return`(${t.value.map(Ao).join(" ")})${So(t.params)}`}function Ro(t,e={whitespace:!0}){if("object"!==typeof t)throw ao(t,qa);const s=t instanceof Map?t.entries():Object.entries(t),i=null!=e&&e.whitespace?" ":"";return Array.from(s).map(([t,e])=>{e instanceof Wa===!1&&(e=new Wa(e));let s=vo(t);return!0===e.value?s+=So(e.params):(s+="=",Array.isArray(e.value)?s+=Lo(e):s+=Ao(e)),s}).join(","+i)}function Do(t,e){return Ro(t,e)}const Io=t=>"ot"===t||"sf"===t||"st"===t,bo=t=>"number"===typeof t?u(t):null!=t&&""!==t&&!1!==t;function ko(t,e){const s=new URL(t),i=new URL(e);if(s.origin!==i.origin)return t;const r=s.pathname.split("/").slice(1),n=i.pathname.split("/").slice(1,-1);while(r[0]===n[0])r.shift(),n.shift();while(n.length)n.shift(),r.unshift("..");return r.join("/")}function wo(){try{return crypto.randomUUID()}catch(t){try{const t=URL.createObjectURL(new Blob),e=t.toString();return URL.revokeObjectURL(t),e.slice(e.lastIndexOf("/")+1)}catch(t){let e=(new Date).getTime();const s="xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,t=>{const s=(e+16*Math.random())%16|0;return e=Math.floor(e/16),("x"==t?s:3&s|8).toString(16)});return s}}}const Co=t=>Math.round(t),_o=(t,e)=>(null!=e&&e.baseUrl&&(t=ko(t,e.baseUrl)),encodeURIComponent(t)),Po=t=>100*Co(t/100),xo={br:Co,d:Co,bl:Po,dl:Po,mtp:Po,nor:_o,rtp:Po,tb:Co};function Oo(t,e){const s={};if(null==t||"object"!==typeof t)return s;const i=Object.keys(t).sort(),r=c({},xo,null==e?void 0:e.formatters),n=null==e?void 0:e.filter;return i.forEach(i=>{if(null!=n&&n(i))return;let a=t[i];const o=r[i];o&&(a=o(a,e)),"v"===i&&1===a||"pr"==i&&1===a||bo(a)&&(Io(i)&&"string"===typeof a&&(a=new ja(a)),s[i]=a)}),s}function Mo(t,e={}){return t?Do(Oo(t,e),c({whitespace:!1},e)):""}function Fo(t,e={}){if(!t)return{};const s=Object.entries(t),i=Object.entries(Ya).concat(Object.entries((null==e?void 0:e.customHeaderMap)||{})),r=s.reduce((t,e)=>{var s;const[r,n]=e,a=(null==(s=i.find(t=>t[1].includes(r)))?void 0:s[0])||Va.REQUEST;return null!=t[a]||(t[a]={}),t[a][r]=n,t},{});return Object.entries(r).reduce((t,[s,i])=>(t[s]=Mo(i,e),t),{})}function No(t,e,s){return c(t,Fo(e,s))}const Uo="CMCD";function Bo(t,e={}){if(!t)return"";const s=Mo(t,e);return`${Uo}=${encodeURIComponent(s)}`}const $o=/CMCD=[^&#]+/;function Go(t,e,s){const i=Bo(e,s);if(!i)return t;if($o.test(t))return t.replace($o,i);const r=t.includes("?")?"&":"?";return`${t}${r}${i}`}class Ko{constructor(t){this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.includeKeys=void 0,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=()=>{this.initialized&&(this.starved=!0),this.buffering=!0},this.onPlaying=()=>{this.initialized||(this.initialized=!0),this.buffering=!1},this.applyPlaylistData=t=>{try{this.apply(t,{ot:Ka.MANIFEST,su:!this.initialized})}catch(e){R.warn("Could not generate manifest CMCD data.",e)}},this.applyFragmentData=t=>{try{const e=t.frag,s=this.hls.levels[e.level],i=this.getObjectType(e),r={d:1e3*e.duration,ot:i};i!==Ka.VIDEO&&i!==Ka.AUDIO&&i!=Ka.MUXED||(r.br=s.bitrate/1e3,r.tb=this.getTopBandwidth(i)/1e3,r.bl=this.getBufferLength(i)),this.apply(t,r)}catch(e){R.warn("Could not generate segment CMCD data.",e)}},this.hls=t;const e=this.config=t.config,{cmcd:s}=e;null!=s&&(e.pLoader=this.createPlaylistLoader(),e.fLoader=this.createFragmentLoader(),this.sid=s.sessionId||wo(),this.cid=s.contentId,this.useHeaders=!0===s.useHeaders,this.includeKeys=s.includeKeys,this.registerListeners())}registerListeners(){const t=this.hls;t.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(m.MEDIA_DETACHED,this.onMediaDetached,this),t.on(m.BUFFER_CREATED,this.onBufferCreated,this)}unregisterListeners(){const t=this.hls;t.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(m.MEDIA_DETACHED,this.onMediaDetached,this),t.off(m.BUFFER_CREATED,this.onBufferCreated,this)}destroy(){this.unregisterListeners(),this.onMediaDetached(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null,this.onWaiting=this.onPlaying=null}onMediaAttached(t,e){this.media=e.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)}onMediaDetached(){this.media&&(this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null)}onBufferCreated(t,e){var s,i;this.audioBuffer=null==(s=e.tracks.audio)?void 0:s.buffer,this.videoBuffer=null==(i=e.tracks.video)?void 0:i.buffer}createData(){var t;return{v:1,sf:Ha.HLS,sid:this.sid,cid:this.cid,pr:null==(t=this.media)?void 0:t.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}}apply(t,e={}){c(e,this.createData());const s=e.ot===Ka.INIT||e.ot===Ka.VIDEO||e.ot===Ka.MUXED;this.starved&&s&&(e.bs=!0,e.su=!0,this.starved=!1),null==e.su&&(e.su=this.buffering);const{includeKeys:i}=this;i&&(e=Object.keys(e).reduce((t,s)=>(i.includes(s)&&(t[s]=e[s]),t),{})),this.useHeaders?(t.headers||(t.headers={}),No(t.headers,e)):t.url=Go(t.url,e)}getObjectType(t){const{type:e}=t;return"subtitle"===e?Ka.TIMED_TEXT:"initSegment"===t.sn?Ka.INIT:"audio"===e?Ka.AUDIO:"main"===e?this.hls.audioTracks.length?Ka.VIDEO:Ka.MUXED:void 0}getTopBandwidth(t){let e,s=0;const i=this.hls;if(t===Ka.AUDIO)e=i.audioTracks;else{const t=i.maxAutoLevel,s=t>-1?t+1:i.levels.length;e=i.levels.slice(0,s)}for(const r of e)r.bitrate>s&&(s=r.bitrate);return s>0?s:NaN}getBufferLength(t){const e=this.hls.media,s=t===Ka.AUDIO?this.audioBuffer:this.videoBuffer;if(!s||!e)return NaN;const i=mi.bufferInfo(s,e.currentTime,this.config.maxBufferHole);return 1e3*i.len}createPlaylistLoader(){const{pLoader:t}=this.config,e=this.applyPlaylistData,s=t||this.config.loader;return class{constructor(t){this.loader=void 0,this.loader=new s(t)}get stats(){return this.loader.stats}get context(){return this.loader.context}destroy(){this.loader.destroy()}abort(){this.loader.abort()}load(t,s,i){e(t),this.loader.load(t,s,i)}}}createFragmentLoader(){const{fLoader:t}=this.config,e=this.applyFragmentData,s=t||this.config.loader;return class{constructor(t){this.loader=void 0,this.loader=new s(t)}get stats(){return this.loader.stats}get context(){return this.loader.context}destroy(){this.loader.destroy()}abort(){this.loader.abort()}load(t,s,i){e(t),this.loader.load(t,s,i)}}}}const Ho=3e5;class Vo{constructor(t){this.hls=void 0,this.log=void 0,this.loader=null,this.uri=null,this.pathwayId=".",this.pathwayPriority=null,this.timeToLoad=300,this.reloadTimer=-1,this.updated=0,this.started=!1,this.enabled=!0,this.levels=null,this.audioTracks=null,this.subtitleTracks=null,this.penalizedPathways={},this.hls=t,this.log=R.log.bind(R,"[content-steering]:"),this.registerListeners()}registerListeners(){const t=this.hls;t.on(m.MANIFEST_LOADING,this.onManifestLoading,this),t.on(m.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(m.MANIFEST_PARSED,this.onManifestParsed,this),t.on(m.ERROR,this.onError,this)}unregisterListeners(){const t=this.hls;t&&(t.off(m.MANIFEST_LOADING,this.onManifestLoading,this),t.off(m.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(m.MANIFEST_PARSED,this.onManifestParsed,this),t.off(m.ERROR,this.onError,this))}startLoad(){if(this.started=!0,this.clearTimeout(),this.enabled&&this.uri){if(this.updated){const t=1e3*this.timeToLoad-(performance.now()-this.updated);if(t>0)return void this.scheduleRefresh(this.uri,t)}this.loadSteeringManifest(this.uri)}}stopLoad(){this.started=!1,this.loader&&(this.loader.destroy(),this.loader=null),this.clearTimeout()}clearTimeout(){-1!==this.reloadTimer&&(self.clearTimeout(this.reloadTimer),this.reloadTimer=-1)}destroy(){this.unregisterListeners(),this.stopLoad(),this.hls=null,this.levels=this.audioTracks=this.subtitleTracks=null}removeLevel(t){const e=this.levels;e&&(this.levels=e.filter(e=>e!==t))}onManifestLoading(){this.stopLoad(),this.enabled=!0,this.timeToLoad=300,this.updated=0,this.uri=null,this.pathwayId=".",this.levels=this.audioTracks=this.subtitleTracks=null}onManifestLoaded(t,e){const{contentSteering:s}=e;null!==s&&(this.pathwayId=s.pathwayId,this.uri=s.uri,this.started&&this.startLoad())}onManifestParsed(t,e){this.audioTracks=e.audioTracks,this.subtitleTracks=e.subtitleTracks}onError(t,e){const{errorAction:s}=e;if((null==s?void 0:s.action)===Bs.SendAlternateToPenaltyBox&&s.flags===$s.MoveAllAlternatesMatchingHost){const t=this.levels;let i=this.pathwayPriority,r=this.pathwayId;if(e.context){const{groupId:s,pathwayId:i,type:n}=e.context;s&&t?r=this.getPathwayForGroupId(s,n,r):i&&(r=i)}r in this.penalizedPathways||(this.penalizedPathways[r]=performance.now()),!i&&t&&(i=t.reduce((t,e)=>(-1===t.indexOf(e.pathwayId)&&t.push(e.pathwayId),t),[])),i&&i.length>1&&(this.updatePathwayPriority(i),s.resolved=this.pathwayId!==r),s.resolved||R.warn(`Could not resolve ${e.details} ("${e.error.message}") with content-steering for Pathway: ${r} levels: ${t?t.length:t} priorities: ${JSON.stringify(i)} penalized: ${JSON.stringify(this.penalizedPathways)}`)}}filterParsedLevels(t){this.levels=t;let e=this.getLevelsForPathway(this.pathwayId);if(0===e.length){const s=t[0].pathwayId;this.log(`No levels found in Pathway ${this.pathwayId}. 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ol(){return{cueHandler:rl,enableWebVTT:!0,enableIMSC1:!0,enableCEA708Captions:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}}function ll(t,e){if((e.liveSyncDurationCount||e.liveMaxLatencyDurationCount)&&(e.liveSyncDuration||e.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(void 0!==e.liveMaxLatencyDurationCount&&(void 0===e.liveSyncDurationCount||e.liveMaxLatencyDurationCount<=e.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(void 0!==e.liveMaxLatencyDuration&&(void 0===e.liveSyncDuration||e.liveMaxLatencyDuration<=e.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');const s=hl(t),i=["manifest","level","frag"],r=["TimeOut","MaxRetry","RetryDelay","MaxRetryTimeout"];return i.forEach(t=>{const i=("level"===t?"playlist":t)+"LoadPolicy",n=void 0===e[i],a=[];r.forEach(r=>{const o=`${t}Loading${r}`,l=e[o];if(void 0!==l&&n){a.push(o);const t=s[i].default;switch(e[i]={default:t},r){case"TimeOut":t.maxLoadTimeMs=l,t.maxTimeToFirstByteMs=l;break;case"MaxRetry":t.errorRetry.maxNumRetry=l,t.timeoutRetry.maxNumRetry=l;break;case"RetryDelay":t.errorRetry.retryDelayMs=l,t.timeoutRetry.retryDelayMs=l;break;case"MaxRetryTimeout":t.errorRetry.maxRetryDelayMs=l,t.timeoutRetry.maxRetryDelayMs=l;break}}}),a.length&&R.warn(`hls.js config: "${a.join('", "')}" setting(s) are deprecated, use "${i}": ${JSON.stringify(e[i])}`)}),o(o({},s),e)}function hl(t){return t&&"object"===typeof t?Array.isArray(t)?t.map(hl):Object.keys(t).reduce((e,s)=>(e[s]=hl(t[s]),e),{}):t}function dl(t){const e=t.loader;if(e!==Qo&&e!==qo)R.log("[config]: Custom loader detected, cannot enable progressive streaming"),t.progressive=!1;else{const e=Xo();e&&(t.loader=Qo,t.progressive=!0,t.enableSoftwareAES=!0,R.log("[config]: Progressive streaming enabled, using FetchLoader"))}}let cl;class ul extends Ks{constructor(t,e){super(t,"[level-controller]"),this._levels=[],this._firstLevel=-1,this._maxAutoLevel=-1,this._startLevel=void 0,this.currentLevel=null,this.currentLevelIndex=-1,this.manualLevelIndex=-1,this.steering=void 0,this.onParsedComplete=void 0,this.steering=e,this._registerListeners()}_registerListeners(){const{hls:t}=this;t.on(m.MANIFEST_LOADING,this.onManifestLoading,this),t.on(m.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(m.LEVEL_LOADED,this.onLevelLoaded,this),t.on(m.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(m.FRAG_BUFFERED,this.onFragBuffered,this),t.on(m.ERROR,this.onError,this)}_unregisterListeners(){const{hls:t}=this;t.off(m.MANIFEST_LOADING,this.onManifestLoading,this),t.off(m.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(m.LEVEL_LOADED,this.onLevelLoaded,this),t.off(m.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(m.FRAG_BUFFERED,this.onFragBuffered,this),t.off(m.ERROR,this.onError,this)}destroy(){this._unregisterListeners(),this.steering=null,this.resetLevels(),super.destroy()}stopLoad(){const t=this._levels;t.forEach(t=>{t.loadError=0,t.fragmentError=0}),super.stopLoad()}resetLevels(){this._startLevel=void 0,this.manualLevelIndex=-1,this.currentLevelIndex=-1,this.currentLevel=null,this._levels=[],this._maxAutoLevel=-1}onManifestLoading(t,e){this.resetLevels()}onManifestLoaded(t,e){const s=this.hls.config.preferManagedMediaSource,i=[],r={},n={};let a=!1,o=!1,l=!1;e.levels.forEach(t=>{var e,h;const d=t.attrs;let{audioCodec:c,videoCodec:u}=t;-1!==(null==(e=c)?void 0:e.indexOf("mp4a.40.34"))&&(cl||(cl=/chrome|firefox/i.test(navigator.userAgent)),cl&&(t.audioCodec=c=void 0)),c&&(t.audioCodec=c=ve(c,s)),0===(null==(h=u)?void 0:h.indexOf("avc1"))&&(u=t.videoCodec=Ae(u));const{width:f,height:g,unknownCodecs:m}=t;if(a||(a=!(!f||!g)),o||(o=!!u),l||(l=!!c),null!=m&&m.length||c&&!ue(c,"audio",s)||u&&!ue(u,"video",s))return;const{CODECS:p,"FRAME-RATE":E,"HDCP-LEVEL":T,"PATHWAY-ID":y,RESOLUTION:v,"VIDEO-RANGE":S}=d,A=(y||".")+"-",L=`${A}${t.bitrate}-${v}-${E}-${p}-${S}-${T}`;if(r[L])if(r[L].uri===t.url||t.attrs["PATHWAY-ID"])r[L].addGroupId("audio",d.AUDIO),r[L].addGroupId("text",d.SUBTITLES);else{const e=n[L]+=1;t.attrs["PATHWAY-ID"]=new Array(e+1).join(".");const s=new cs(t);r[L]=s,i.push(s)}else{const e=new cs(t);r[L]=e,n[L]=1,i.push(e)}}),this.filterAndSortMediaOptions(i,e,a,o,l)}filterAndSortMediaOptions(t,e,s,i,r){let n=[],a=[],o=t;if((s||i)&&r&&(o=o.filter(({videoCodec:t,videoRange:e,width:s,height:i})=>(!!t||!(!s||!i))&&os(e))),0===o.length)return void Promise.resolve().then(()=>{if(this.hls){e.levels.length&&this.warn("One or more CODECS in variant not supported: "+JSON.stringify(e.levels[0].attrs));const t=new Error("no level with compatible codecs found in manifest");this.hls.trigger(m.ERROR,{type:p.MEDIA_ERROR,details:E.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:e.url,error:t,reason:t.message})}});if(e.audioTracks){const{preferManagedMediaSource:t}=this.hls.config;n=e.audioTracks.filter(e=>!e.audioCodec||ue(e.audioCodec,"audio",t)),fl(n)}e.subtitles&&(a=e.subtitles,fl(a));const l=o.slice(0);o.sort((t,e)=>{if(t.attrs["HDCP-LEVEL"]!==e.attrs["HDCP-LEVEL"])return(t.attrs["HDCP-LEVEL"]||"")>(e.attrs["HDCP-LEVEL"]||"")?1:-1;if(s&&t.height!==e.height)return t.height-e.height;if(t.frameRate!==e.frameRate)return t.frameRate-e.frameRate;if(t.videoRange!==e.videoRange)return as.indexOf(t.videoRange)-as.indexOf(e.videoRange);if(t.videoCodec!==e.videoCodec){const s=me(t.videoCodec),i=me(e.videoCodec);if(s!==i)return i-s}if(t.uri===e.uri&&t.codecSet!==e.codecSet){const s=pe(t.codecSet),i=pe(e.codecSet);if(s!==i)return i-s}return t.averageBitrate!==e.averageBitrate?t.averageBitrate-e.averageBitrate:0});let h=l[0];if(this.steering&&(o=this.steering.filterParsedLevels(o),o.length!==l.length))for(let f=0;f<l.length;f++)if(l[f].pathwayId===o[0].pathwayId){h=l[f];break}this._levels=o;for(let f=0;f<o.length;f++)if(o[f]===h){var d;this._firstLevel=f;const t=h.bitrate,e=this.hls.bandwidthEstimate;if(this.log(`manifest loaded, ${o.length} level(s) found, first bitrate: ${t}`),void 0===(null==(d=this.hls.userConfig)?void 0:d.abrEwmaDefaultEstimate)){const s=Math.min(t,this.hls.config.abrEwmaDefaultEstimateMax);s>e&&e===al.abrEwmaDefaultEstimate&&(this.hls.bandwidthEstimate=s)}break}const c=r&&!i,u={levels:o,audioTracks:n,subtitleTracks:a,sessionData:e.sessionData,sessionKeys:e.sessionKeys,firstLevel:this._firstLevel,stats:e.stats,audio:r,video:i,altAudio:!c&&n.some(t=>!!t.url)};this.hls.trigger(m.MANIFEST_PARSED,u),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}get levels(){return 0===this._levels.length?null:this._levels}get level(){return this.currentLevelIndex}set level(t){const e=this._levels;if(0===e.length)return;if(t<0||t>=e.length){const s=new Error("invalid level idx"),i=t<0;if(this.hls.trigger(m.ERROR,{type:p.OTHER_ERROR,details:E.LEVEL_SWITCH_ERROR,level:t,fatal:i,error:s,reason:s.message}),i)return;t=Math.min(t,e.length-1)}const s=this.currentLevelIndex,i=this.currentLevel,r=i?i.attrs["PATHWAY-ID"]:void 0,n=e[t],a=n.attrs["PATHWAY-ID"];if(this.currentLevelIndex=t,this.currentLevel=n,s===t&&n.details&&i&&r===a)return;this.log(`Switching to level ${t} (${n.height?n.height+"p ":""}${n.videoRange?n.videoRange+" ":""}${n.codecSet?n.codecSet+" ":""}@${n.bitrate})${a?" with Pathway "+a:""} from level ${s}${r?" with Pathway "+r:""}`);const o={level:t,attrs:n.attrs,details:n.details,bitrate:n.bitrate,averageBitrate:n.averageBitrate,maxBitrate:n.maxBitrate,realBitrate:n.realBitrate,width:n.width,height:n.height,codecSet:n.codecSet,audioCodec:n.audioCodec,videoCodec:n.videoCodec,audioGroups:n.audioGroups,subtitleGroups:n.subtitleGroups,loaded:n.loaded,loadError:n.loadError,fragmentError:n.fragmentError,name:n.name,id:n.id,uri:n.uri,url:n.url,urlId:0,audioGroupIds:n.audioGroupIds,textGroupIds:n.textGroupIds};this.hls.trigger(m.LEVEL_SWITCHING,o);const l=n.details;if(!l||l.live){const t=this.switchParams(n.uri,null==i?void 0:i.details,l);this.loadPlaylist(t)}}get manualLevel(){return this.manualLevelIndex}set manualLevel(t){this.manualLevelIndex=t,void 0===this._startLevel&&(this._startLevel=t),-1!==t&&(this.level=t)}get firstLevel(){return this._firstLevel}set firstLevel(t){this._firstLevel=t}get startLevel(){if(void 0===this._startLevel){const t=this.hls.config.startLevel;return void 0!==t?t:this.hls.firstAutoLevel}return this._startLevel}set startLevel(t){this._startLevel=t}onError(t,e){!e.fatal&&e.context&&e.context.type===Ne.LEVEL&&e.context.level===this.level&&this.checkRetry(e)}onFragBuffered(t,{frag:e}){if(void 0!==e&&e.type===Ue.MAIN){const t=e.elementaryStreams;if(!Object.keys(t).some(e=>!!t[e]))return;const s=this._levels[e.level];null!=s&&s.loadError&&(this.log(`Resetting level error count of ${s.loadError} on frag buffered`),s.loadError=0)}}onLevelLoaded(t,e){var s;const{level:i,details:r}=e,n=this._levels[i];var a;if(!n)return this.warn("Invalid level index "+i),void(null!=(a=e.deliveryDirectives)&&a.skip&&(r.deltaUpdateFailed=!0));i===this.currentLevelIndex?(0===n.fragmentError&&(n.loadError=0),this.playlistLoaded(i,e,n.details)):null!=(s=e.deliveryDirectives)&&s.skip&&(r.deltaUpdateFailed=!0)}loadPlaylist(t){super.loadPlaylist();const e=this.currentLevelIndex,s=this.currentLevel;if(s&&this.shouldLoadPlaylist(s)){let r=s.uri;if(t)try{r=t.addDirectives(r)}catch(i){this.warn("Could not construct new URL with HLS Delivery Directives: "+i)}const n=s.attrs["PATHWAY-ID"];this.log(`Loading level index ${e}${void 0!==(null==t?void 0:t.msn)?" at sn "+t.msn+" part "+t.part:""} with${n?" Pathway "+n:""} ${r}`),this.clearTimer(),this.hls.trigger(m.LEVEL_LOADING,{url:r,level:e,pathwayId:s.attrs["PATHWAY-ID"],id:0,deliveryDirectives:t||null})}}get nextLoadLevel(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel}set nextLoadLevel(t){this.level=t,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=t)}removeLevel(t){var e;const s=this._levels.filter((e,s)=>s!==t||(this.steering&&this.steering.removeLevel(e),e===this.currentLevel&&(this.currentLevel=null,this.currentLevelIndex=-1,e.details&&e.details.fragments.forEach(t=>t.level=-1)),!1));Ds(s),this._levels=s,this.currentLevelIndex>-1&&null!=(e=this.currentLevel)&&e.details&&(this.currentLevelIndex=this.currentLevel.details.fragments[0].level),this.hls.trigger(m.LEVELS_UPDATED,{levels:s})}onLevelsUpdated(t,{levels:e}){this._levels=e}checkMaxAutoUpdated(){const{autoLevelCapping:t,maxAutoLevel:e,maxHdcpLevel:s}=this.hls;this._maxAutoLevel!==e&&(this._maxAutoLevel=e,this.hls.trigger(m.MAX_AUTO_LEVEL_UPDATED,{autoLevelCapping:t,levels:this.levels,maxAutoLevel:e,minAutoLevel:this.hls.minAutoLevel,maxHdcpLevel:s}))}}function fl(t){const e={};t.forEach(t=>{const s=t.groupId||"";t.id=e[s]=e[s]||0,e[s]++})}class gl{constructor(t){this.config=void 0,this.keyUriToKeyInfo={},this.emeController=null,this.config=t}abort(t){for(const s in this.keyUriToKeyInfo){const i=this.keyUriToKeyInfo[s].loader;if(i){var e;if(t&&t!==(null==(e=i.context)?void 0:e.frag.type))return;i.abort()}}}detach(){for(const t in this.keyUriToKeyInfo){const e=this.keyUriToKeyInfo[t];(e.mediaKeySessionContext||e.decryptdata.isCommonEncryption)&&delete this.keyUriToKeyInfo[t]}}destroy(){this.detach();for(const t in this.keyUriToKeyInfo){const e=this.keyUriToKeyInfo[t].loader;e&&e.destroy()}this.keyUriToKeyInfo={}}createKeyLoadError(t,e=E.KEY_LOAD_ERROR,s,i,r){return new Ci({type:p.NETWORK_ERROR,details:e,fatal:!1,frag:t,response:r,error:s,networkDetails:i})}loadClear(t,e){if(this.emeController&&this.config.emeEnabled){const{sn:s,cc:i}=t;for(let t=0;t<e.length;t++){const r=e[t];if(i<=r.cc&&("initSegment"===s||"initSegment"===r.sn||s<r.sn)){this.emeController.selectKeySystemFormat(r).then(t=>{r.setKeyFormat(t)});break}}}}load(t){return!t.decryptdata&&t.encrypted&&this.emeController?this.emeController.selectKeySystemFormat(t).then(e=>this.loadInternal(t,e)):this.loadInternal(t)}loadInternal(t,e){var s,i;e&&t.setKeyFormat(e);const r=t.decryptdata;if(!r){const s=new Error(e?"Expected frag.decryptdata to be defined after setting format "+e:"Missing decryption data on fragment in onKeyLoading");return Promise.reject(this.createKeyLoadError(t,E.KEY_LOAD_ERROR,s))}const n=r.uri;if(!n)return Promise.reject(this.createKeyLoadError(t,E.KEY_LOAD_ERROR,new Error(`Invalid key URI: "${n}"`)));let a=this.keyUriToKeyInfo[n];if(null!=(s=a)&&s.decryptdata.key)return r.key=a.decryptdata.key,Promise.resolve({frag:t,keyInfo:a});var o;if(null!=(i=a)&&i.keyLoadPromise)switch(null==(o=a.mediaKeySessionContext)?void 0:o.keyStatus){case void 0:case"status-pending":case"usable":case"usable-in-future":return a.keyLoadPromise.then(e=>(r.key=e.keyInfo.decryptdata.key,{frag:t,keyInfo:a}))}switch(a=this.keyUriToKeyInfo[n]={decryptdata:r,keyLoadPromise:null,loader:null,mediaKeySessionContext:null},r.method){case"ISO-23001-7":case"SAMPLE-AES":case"SAMPLE-AES-CENC":case"SAMPLE-AES-CTR":return"identity"===r.keyFormat?this.loadKeyHTTP(a,t):this.loadKeyEME(a,t);case"AES-128":return this.loadKeyHTTP(a,t);default:return Promise.reject(this.createKeyLoadError(t,E.KEY_LOAD_ERROR,new Error(`Key supplied with unsupported METHOD: "${r.method}"`)))}}loadKeyEME(t,e){const s={frag:e,keyInfo:t};if(this.emeController&&this.config.emeEnabled){const e=this.emeController.loadKey(s);if(e)return(t.keyLoadPromise=e.then(e=>(t.mediaKeySessionContext=e,s))).catch(e=>{throw t.keyLoadPromise=null,e})}return Promise.resolve(s)}loadKeyHTTP(t,e){const s=this.config,i=s.loader,r=new i(s);return e.keyLoader=t.loader=r,t.keyLoadPromise=new Promise((i,n)=>{const a={keyInfo:t,frag:e,responseType:"arraybuffer",url:t.decryptdata.uri},l=s.keyLoadPolicy.default,h={loadPolicy:l,timeout:l.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},d={onSuccess:(t,e,s,r)=>{const{frag:a,keyInfo:o,url:l}=s;if(!a.decryptdata||o!==this.keyUriToKeyInfo[l])return n(this.createKeyLoadError(a,E.KEY_LOAD_ERROR,new Error("after key load, decryptdata unset or changed"),r));o.decryptdata.key=a.decryptdata.key=new Uint8Array(t.data),a.keyLoader=null,o.loader=null,i({frag:a,keyInfo:o})},onError:(t,s,i,r)=>{this.resetLoader(s),n(this.createKeyLoadError(e,E.KEY_LOAD_ERROR,new Error(`HTTP Error ${t.code} loading key ${t.text}`),i,o({url:a.url,data:void 0},t)))},onTimeout:(t,s,i)=>{this.resetLoader(s),n(this.createKeyLoadError(e,E.KEY_LOAD_TIMEOUT,new Error("key loading timed out"),i))},onAbort:(t,s,i)=>{this.resetLoader(s),n(this.createKeyLoadError(e,E.INTERNAL_ABORTED,new Error("key loading aborted"),i))}};r.load(a,h,d)})}resetLoader(t){const{frag:e,keyInfo:s,url:i}=t,r=s.loader;e.keyLoader===r&&(e.keyLoader=null,s.loader=null),delete this.keyUriToKeyInfo[i],r&&r.destroy()}}function ml(){return self.SourceBuffer||self.WebKitSourceBuffer}function pl(){const t=le();if(!t)return!1;const e=ml();return!e||e.prototype&&"function"===typeof e.prototype.appendBuffer&&"function"===typeof e.prototype.remove}function El(){if(!pl())return!1;const t=le();return"function"===typeof(null==t?void 0:t.isTypeSupported)&&(["avc1.42E01E,mp4a.40.2","av01.0.01M.08","vp09.00.50.08"].some(e=>t.isTypeSupported(ge(e,"video")))||["mp4a.40.2","fLaC"].some(e=>t.isTypeSupported(ge(e,"audio"))))}function Tl(){var t;const e=ml();return"function"===typeof(null==e||null==(t=e.prototype)?void 0:t.changeType)}const yl=250,vl=2,Sl=.1,Al=.05;class Ll{constructor(t,e,s,i){this.config=void 0,this.media=null,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=t,this.media=e,this.fragmentTracker=s,this.hls=i}destroy(){this.media=null,this.hls=this.fragmentTracker=null}poll(t,e){const{config:s,media:i,stalled:r}=this;if(null===i)return;const{currentTime:n,seeking:a}=i,o=this.seeking&&!a,l=!this.seeking&&a;if(this.seeking=a,n!==t){if(this.moved=!0,a||(this.nudgeRetry=0),null!==r){if(this.stallReported){const t=self.performance.now()-r;R.warn(`playback not stuck anymore @${n}, after ${Math.round(t)}ms`),this.stallReported=!1}this.stalled=null}return}if(l||o)return void(this.stalled=null);if(i.paused&&!a||i.ended||0===i.playbackRate||!mi.getBuffered(i).length)return void(this.nudgeRetry=0);const h=mi.bufferInfo(i,n,0),d=h.nextStart||0;if(a){const t=h.len>vl,s=!d||e&&e.start<=n||d-n>vl&&!this.fragmentTracker.getPartialFragment(n);if(t||s)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var c;const t=h.len>0;if(!t&&!d)return;const e=Math.max(d,h.start||0)-n,s=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,r=null==s||null==(c=s.details)?void 0:c.live,a=r?2*s.details.targetduration:vl,o=this.fragmentTracker.getPartialFragment(n);if(e>0&&(e<=a||o))return void(i.paused||this._trySkipBufferHole(o))}const u=self.performance.now();if(null===r)return void(this.stalled=u);const f=u-r;if(!a&&f>=yl&&(this._reportStall(h),!this.media))return;const g=mi.bufferInfo(i,n,s.maxBufferHole);this._tryFixBufferStall(g,f)}_tryFixBufferStall(t,e){const{config:s,fragmentTracker:i,media:r}=this;if(null===r)return;const n=r.currentTime,a=i.getPartialFragment(n);if(a){const t=this._trySkipBufferHole(a);if(t||!this.media)return}(t.len>s.maxBufferHole||t.nextStart&&t.nextStart-n<s.maxBufferHole)&&e>1e3*s.highBufferWatchdogPeriod&&(R.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())}_reportStall(t){const{hls:e,media:s,stallReported:i}=this;if(!i&&s){this.stallReported=!0;const i=new Error(`Playback stalling at @${s.currentTime} due to low buffer (${JSON.stringify(t)})`);R.warn(i.message),e.trigger(m.ERROR,{type:p.MEDIA_ERROR,details:E.BUFFER_STALLED_ERROR,fatal:!1,error:i,buffer:t.len})}}_trySkipBufferHole(t){const{config:e,hls:s,media:i}=this;if(null===i)return 0;const r=i.currentTime,n=mi.bufferInfo(i,r,0),a=r<n.start?n.start:n.nextStart;if(a){const o=n.len<=e.maxBufferHole,l=n.len>0&&n.len<1&&i.readyState<3,h=a-r;if(h>0&&(o||l)){if(h>e.maxBufferHole){const{fragmentTracker:e}=this;let s=!1;if(0===r){const t=e.getAppendedFrag(0,Ue.MAIN);t&&a<t.end&&(s=!0)}if(!s){const s=t||e.getAppendedFrag(r,Ue.MAIN);if(s){let t=!1,i=s.end;while(i<a){const s=e.getPartialFragment(i);if(!s){t=!0;break}i+=s.duration}if(t)return 0}}}const n=Math.max(a+Al,r+Sl);if(R.warn(`skipping hole, adjusting currentTime from ${r} to ${n}`),this.moved=!0,this.stalled=null,i.currentTime=n,t&&!t.gap){const e=new Error(`fragment loaded with buffer holes, seeking from ${r} to ${n}`);s.trigger(m.ERROR,{type:p.MEDIA_ERROR,details:E.BUFFER_SEEK_OVER_HOLE,fatal:!1,error:e,reason:e.message,frag:t})}return n}}return 0}_tryNudgeBuffer(){const{config:t,hls:e,media:s,nudgeRetry:i}=this;if(null===s)return;const r=s.currentTime;if(this.nudgeRetry++,i<t.nudgeMaxRetry){const n=r+(i+1)*t.nudgeOffset,a=new Error(`Nudging 'currentTime' from ${r} to ${n}`);R.warn(a.message),s.currentTime=n,e.trigger(m.ERROR,{type:p.MEDIA_ERROR,details:E.BUFFER_NUDGE_ON_STALL,error:a,fatal:!1})}else{const s=new Error(`Playhead still not moving while enough data buffered @${r} after ${t.nudgeMaxRetry} nudges`);R.error(s.message),e.trigger(m.ERROR,{type:p.MEDIA_ERROR,details:E.BUFFER_STALLED_ERROR,error:s,fatal:!0})}}}const Rl=100;class Dl extends Bi{constructor(t,e,s){super(t,e,s,"[stream-controller]",Ue.MAIN),this.audioCodecSwap=!1,this.gapController=null,this.level=-1,this._forceStartLoad=!1,this.altAudio=!1,this.audioOnly=!1,this.fragPlaying=null,this.onvplaying=null,this.onvseeked=null,this.fragLastKbps=0,this.couldBacktrack=!1,this.backtrackFragment=null,this.audioCodecSwitch=!1,this.videoBuffer=null,this._registerListeners()}_registerListeners(){const{hls:t}=this;t.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(m.MANIFEST_LOADING,this.onManifestLoading,this),t.on(m.MANIFEST_PARSED,this.onManifestParsed,this),t.on(m.LEVEL_LOADING,this.onLevelLoading,this),t.on(m.LEVEL_LOADED,this.onLevelLoaded,this),t.on(m.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),t.on(m.ERROR,this.onError,this),t.on(m.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.on(m.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.on(m.BUFFER_CREATED,this.onBufferCreated,this),t.on(m.BUFFER_FLUSHED,this.onBufferFlushed,this),t.on(m.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(m.FRAG_BUFFERED,this.onFragBuffered,this)}_unregisterListeners(){const{hls:t}=this;t.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(m.MANIFEST_LOADING,this.onManifestLoading,this),t.off(m.MANIFEST_PARSED,this.onManifestParsed,this),t.off(m.LEVEL_LOADED,this.onLevelLoaded,this),t.off(m.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),t.off(m.ERROR,this.onError,this),t.off(m.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.off(m.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.off(m.BUFFER_CREATED,this.onBufferCreated,this),t.off(m.BUFFER_FLUSHED,this.onBufferFlushed,this),t.off(m.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(m.FRAG_BUFFERED,this.onFragBuffered,this)}onHandlerDestroying(){this._unregisterListeners(),super.onHandlerDestroying()}startLoad(t){if(this.levels){const{lastCurrentTime:e,hls:s}=this;if(this.stopLoad(),this.setInterval(Rl),this.level=-1,!this.startFragRequested){let t=s.startLevel;-1===t&&(s.config.testBandwidth&&this.levels.length>1?(t=0,this.bitrateTest=!0):t=s.firstAutoLevel),s.nextLoadLevel=t,this.level=s.loadLevel,this.loadedmetadata=!1}e>0&&-1===t&&(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=Ui.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this._forceStartLoad=!0,this.state=Ui.STOPPED}stopLoad(){this._forceStartLoad=!1,super.stopLoad()}doTick(){switch(this.state){case Ui.WAITING_LEVEL:{const{levels:t,level:e}=this,s=null==t?void 0:t[e],i=null==s?void 0:s.details;if(i&&(!i.live||this.levelLastLoaded===s)){if(this.waitForCdnTuneIn(i))break;this.state=Ui.IDLE;break}if(this.hls.nextLoadLevel!==this.level){this.state=Ui.IDLE;break}break}case Ui.FRAG_LOADING_WAITING_RETRY:{var t;const e=self.performance.now(),s=this.retryDate;if(!s||e>=s||null!=(t=this.media)&&t.seeking){const{levels:t,level:e}=this,s=null==t?void 0:t[e];this.resetStartWhenNotLoaded(s||null),this.state=Ui.IDLE}}break}this.state===Ui.IDLE&&this.doTickIdle(),this.onTickEnd()}onTickEnd(){super.onTickEnd(),this.checkBuffer(),this.checkFragmentChanged()}doTickIdle(){const{hls:t,levelLastLoaded:e,levels:s,media:i}=this;if(null===e||!i&&(this.startFragRequested||!t.config.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;const r=t.nextLoadLevel;if(null==s||!s[r])return;const n=s[r],a=this.getMainFwdBufferInfo();if(null===a)return;const o=this.getLevelDetails();if(o&&this._streamEnded(a,o)){const t={};return this.altAudio&&(t.type="video"),this.hls.trigger(m.BUFFER_EOS,t),void(this.state=Ui.ENDED)}t.loadLevel!==r&&-1===t.manualLevel&&this.log(`Adapting to level ${r} from level ${this.level}`),this.level=t.nextLoadLevel=r;const l=n.details;if(!l||this.state===Ui.WAITING_LEVEL||l.live&&this.levelLastLoaded!==n)return this.level=r,void(this.state=Ui.WAITING_LEVEL);const h=a.len,d=this.getMaxBufferLength(n.maxBitrate);if(h>=d)return;this.backtrackFragment&&this.backtrackFragment.start>a.end&&(this.backtrackFragment=null);const c=this.backtrackFragment?this.backtrackFragment.start:a.end;let u=this.getNextFragment(c,l);if(this.couldBacktrack&&!this.fragPrevious&&u&&"initSegment"!==u.sn&&this.fragmentTracker.getState(u)!==di.OK){var f;const t=(null!=(f=this.backtrackFragment)?f:u).sn,e=t-l.startSN,s=l.fragments[e-1];s&&u.cc===s.cc&&(u=s,this.fragmentTracker.removeFragment(s))}else this.backtrackFragment&&a.len&&(this.backtrackFragment=null);if(u&&this.isLoopLoading(u,c)){const t=u.gap;if(!t){const t=this.audioOnly&&!this.altAudio?P.AUDIO:P.VIDEO,e=(t===P.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;e&&this.afterBufferFlushed(e,t,Ue.MAIN)}u=this.getNextFragmentLoopLoading(u,l,a,Ue.MAIN,d)}u&&(!u.initSegment||u.initSegment.data||this.bitrateTest||(u=u.initSegment),this.loadFragment(u,n,c))}loadFragment(t,e,s){const i=this.fragmentTracker.getState(t);this.fragCurrent=t,i===di.NOT_LOADED||i===di.PARTIAL?"initSegment"===t.sn?this._loadInitSegment(t,e):this.bitrateTest?(this.log(`Fragment ${t.sn} of level ${t.level} is being downloaded to test bitrate and will not be buffered`),this._loadBitrateTestFrag(t,e)):(this.startFragRequested=!0,super.loadFragment(t,e,s)):this.clearTrackerIfNeeded(t)}getBufferedFrag(t){return this.fragmentTracker.getBufferedFrag(t,Ue.MAIN)}followingBufferedFrag(t){return t?this.getBufferedFrag(t.end+.5):null}immediateLevelSwitch(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)}nextLevelSwitch(){const{levels:t,media:e}=this;if(null!=e&&e.readyState){let s;const i=this.getAppendedFrag(e.currentTime);i&&i.start>1&&this.flushMainBuffer(0,i.start-1);const r=this.getLevelDetails();if(null!=r&&r.live){const t=this.getMainFwdBufferInfo();if(!t||t.len<2*r.targetduration)return}if(!e.paused&&t){const e=this.hls.nextLoadLevel,i=t[e],r=this.fragLastKbps;s=r&&this.fragCurrent?this.fragCurrent.duration*i.maxBitrate/(1e3*r)+1:0}else s=0;const n=this.getBufferedFrag(e.currentTime+s);if(n){const t=this.followingBufferedFrag(n);if(t){this.abortCurrentFrag();const e=t.maxStartPTS?t.maxStartPTS:t.start,s=t.duration,i=Math.max(n.end,e+Math.min(Math.max(s-this.config.maxFragLookUpTolerance,s*(this.couldBacktrack?.5:.125)),s*(this.couldBacktrack?.75:.25)));this.flushMainBuffer(i,Number.POSITIVE_INFINITY)}}}}abortCurrentFrag(){const t=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,t&&(t.abortRequests(),this.fragmentTracker.removeFragment(t)),this.state){case Ui.KEY_LOADING:case Ui.FRAG_LOADING:case Ui.FRAG_LOADING_WAITING_RETRY:case Ui.PARSING:case Ui.PARSED:this.state=Ui.IDLE;break}this.nextLoadPosition=this.getLoadPosition()}flushMainBuffer(t,e){super.flushMainBuffer(t,e,this.altAudio?"video":null)}onMediaAttached(t,e){super.onMediaAttached(t,e);const s=e.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),s.addEventListener("playing",this.onvplaying),s.addEventListener("seeked",this.onvseeked),this.gapController=new Ll(this.config,s,this.fragmentTracker,this.hls)}onMediaDetaching(){const{media:t}=this;t&&this.onvplaying&&this.onvseeked&&(t.removeEventListener("playing",this.onvplaying),t.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),super.onMediaDetaching()}onMediaPlaying(){this.tick()}onMediaSeeked(){const t=this.media,e=t?t.currentTime:null;u(e)&&this.log("Media seeked to "+e.toFixed(3));const s=this.getMainFwdBufferInfo();null!==s&&0!==s.len?this.tick():this.warn(`Main forward buffer length on "seeked" event ${s?s.len:"empty"})`)}onManifestLoading(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(m.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=!1,this.startPosition=this.lastCurrentTime=this.fragLastKbps=0,this.levels=this.fragPlaying=this.backtrackFragment=this.levelLastLoaded=null,this.altAudio=this.audioOnly=this.startFragRequested=!1}onManifestParsed(t,e){let s=!1,i=!1;e.levels.forEach(t=>{const e=t.audioCodec;e&&(s=s||-1!==e.indexOf("mp4a.40.2"),i=i||-1!==e.indexOf("mp4a.40.5"))}),this.audioCodecSwitch=s&&i&&!Tl(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=e.levels,this.startFragRequested=!1}onLevelLoading(t,e){const{levels:s}=this;if(!s||this.state!==Ui.IDLE)return;const i=s[e.level];(!i.details||i.details.live&&this.levelLastLoaded!==i||this.waitForCdnTuneIn(i.details))&&(this.state=Ui.WAITING_LEVEL)}onLevelLoaded(t,e){var s;const{levels:i}=this,r=e.level,n=e.details,a=n.totalduration;if(!i)return void this.warn("Levels were reset while loading level "+r);this.log(`Level ${r} loaded [${n.startSN},${n.endSN}]${n.lastPartSn?`[part-${n.lastPartSn}-${n.lastPartIndex}]`:""}, cc [${n.startCC}, ${n.endCC}] duration:${a}`);const o=i[r],l=this.fragCurrent;!l||this.state!==Ui.FRAG_LOADING&&this.state!==Ui.FRAG_LOADING_WAITING_RETRY||l.level!==e.level&&l.loader&&this.abortCurrentFrag();let h=0;if(n.live||null!=(s=o.details)&&s.live){var d;if(this.checkLiveUpdate(n),n.deltaUpdateFailed)return;h=this.alignPlaylists(n,o.details,null==(d=this.levelLastLoaded)?void 0:d.details)}if(o.details=n,this.levelLastLoaded=o,this.hls.trigger(m.LEVEL_UPDATED,{details:n,level:r}),this.state===Ui.WAITING_LEVEL){if(this.waitForCdnTuneIn(n))return;this.state=Ui.IDLE}this.startFragRequested?n.live&&this.synchronizeToLiveEdge(n):this.setStartPosition(n,h),this.tick()}_handleFragmentLoadProgress(t){var e;const{frag:s,part:i,payload:r}=t,{levels:n}=this;if(!n)return void this.warn(`Levels were reset while fragment load was in progress. Fragment ${s.sn} of level ${s.level} will not be buffered`);const a=n[s.level],o=a.details;if(!o)return this.warn(`Dropping fragment ${s.sn} of level ${s.level} after level details were reset`),void this.fragmentTracker.removeFragment(s);const l=a.videoCodec,h=o.PTSKnown||!o.live,d=null==(e=s.initSegment)?void 0:e.data,c=this._getAudioCodec(a),u=this.transmuxer=this.transmuxer||new En(this.hls,Ue.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),f=i?i.index:-1,g=-1!==f,m=new pi(s.level,s.sn,s.stats.chunkCount,r.byteLength,f,g),p=this.initPTS[s.cc];u.push(r,d,c,l,s,i,o.totalduration,h,m,p)}onAudioTrackSwitching(t,e){const s=this.altAudio,i=!!e.url;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;const t=this.fragCurrent;t&&(this.log("Switching to main audio track, cancel main fragment load"),t.abortRequests(),this.fragmentTracker.removeFragment(t)),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();const t=this.hls;s&&(t.trigger(m.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:null}),this.fragmentTracker.removeAllFragments()),t.trigger(m.AUDIO_TRACK_SWITCHED,e)}}onAudioTrackSwitched(t,e){const s=e.id,i=!!this.hls.audioTracks[s].url;if(i){const t=this.videoBuffer;t&&this.mediaBuffer!==t&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=t)}this.altAudio=i,this.tick()}onBufferCreated(t,e){const s=e.tracks;let i,r,n=!1;for(const a in s){const t=s[a];if("main"===t.id){if(r=a,i=t,"video"===a){const t=s[a];t&&(this.videoBuffer=t.buffer)}}else n=!0}n&&i?(this.log(`Alternate track found, use ${r}.buffered to schedule main fragment loading`),this.mediaBuffer=i.buffer):this.mediaBuffer=this.media}onFragBuffered(t,e){const{frag:s,part:i}=e;if(s&&s.type!==Ue.MAIN)return;if(this.fragContextChanged(s))return this.warn(`Fragment ${s.sn}${i?" p: "+i.index:""} of level ${s.level} finished buffering, but was aborted. state: ${this.state}`),void(this.state===Ui.PARSED&&(this.state=Ui.IDLE));const r=i?i.stats:s.stats;this.fragLastKbps=Math.round(8*r.total/(r.buffering.end-r.loading.first)),"initSegment"!==s.sn&&(this.fragPrevious=s),this.fragBufferedComplete(s,i)}onError(t,e){var s;if(e.fatal)this.state=Ui.ERROR;else switch(e.details){case E.FRAG_GAP:case E.FRAG_PARSING_ERROR:case E.FRAG_DECRYPT_ERROR:case E.FRAG_LOAD_ERROR:case E.FRAG_LOAD_TIMEOUT:case E.KEY_LOAD_ERROR:case E.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(Ue.MAIN,e);break;case E.LEVEL_LOAD_ERROR:case E.LEVEL_LOAD_TIMEOUT:case E.LEVEL_PARSING_ERROR:e.levelRetry||this.state!==Ui.WAITING_LEVEL||(null==(s=e.context)?void 0:s.type)!==Ne.LEVEL||(this.state=Ui.IDLE);break;case E.BUFFER_APPEND_ERROR:case E.BUFFER_FULL_ERROR:if(!e.parent||"main"!==e.parent)return;if(e.details===E.BUFFER_APPEND_ERROR)return void this.resetLoadingState();this.reduceLengthAndFlushBuffer(e)&&this.flushMainBuffer(0,Number.POSITIVE_INFINITY);break;case E.INTERNAL_EXCEPTION:this.recoverWorkerError(e);break}}checkBuffer(){const{media:t,gapController:e}=this;if(t&&e&&t.readyState){if(this.loadedmetadata||!mi.getBuffered(t).length){const t=this.state!==Ui.IDLE?this.fragCurrent:null;e.poll(this.lastCurrentTime,t)}this.lastCurrentTime=t.currentTime}}onFragLoadEmergencyAborted(){this.state=Ui.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()}onBufferFlushed(t,{type:e}){if(e!==P.AUDIO||this.audioOnly&&!this.altAudio){const t=(e===P.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(t,e,Ue.MAIN),this.tick()}}onLevelsUpdated(t,e){this.level>-1&&this.fragCurrent&&(this.level=this.fragCurrent.level),this.levels=e.levels}swapAudioCodec(){this.audioCodecSwap=!this.audioCodecSwap}seekToStartPos(){const{media:t}=this;if(!t)return;const e=t.currentTime;let s=this.startPosition;if(s>=0&&e<s){if(t.seeking)return void this.log(`could not seek to ${s}, already seeking at ${e}`);const i=mi.getBuffered(t),r=i.length?i.start(0):0,n=r-s;n>0&&(n<this.config.maxBufferHole||n<this.config.maxFragLookUpTolerance)&&(this.log(`adjusting start position by ${n} to match buffer start`),s+=n,this.startPosition=s),this.log(`seek to target start position ${s} from current time ${e}`),t.currentTime=s}}_getAudioCodec(t){let e=this.config.defaultAudioCodec||t.audioCodec;return this.audioCodecSwap&&e&&(this.log("Swapping audio codec"),e=-1!==e.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),e}_loadBitrateTestFrag(t,e){t.bitrateTest=!0,this._doFragLoad(t,e).then(s=>{const{hls:i}=this;if(!s||this.fragContextChanged(t))return;e.fragmentError=0,this.state=Ui.IDLE,this.startFragRequested=!1,this.bitrateTest=!1;const r=t.stats;r.parsing.start=r.parsing.end=r.buffering.start=r.buffering.end=self.performance.now(),i.trigger(m.FRAG_LOADED,s),t.bitrateTest=!1})}_handleTransmuxComplete(t){var e;const s="main",{hls:i}=this,{remuxResult:r,chunkMeta:n}=t,a=this.getCurrentContext(n);if(!a)return void this.resetWhenMissingContext(n);const{frag:o,part:l,level:h}=a,{video:d,text:c,id3:f,initSegment:g}=r,{details:p}=h,E=this.altAudio?void 0:r.audio;if(this.fragContextChanged(o))this.fragmentTracker.removeFragment(o);else{if(this.state=Ui.PARSING,g){if(null!=g&&g.tracks){const t=o.initSegment||o;this._bufferInitSegment(h,g.tracks,t,n),i.trigger(m.FRAG_PARSING_INIT_SEGMENT,{frag:t,id:s,tracks:g.tracks})}const t=g.initPTS,e=g.timescale;u(t)&&(this.initPTS[o.cc]={baseTime:t,timescale:e},i.trigger(m.INIT_PTS_FOUND,{frag:o,id:s,initPTS:t,timescale:e}))}if(d&&p&&"initSegment"!==o.sn){const t=p.fragments[o.sn-1-p.startSN],e=o.sn===p.startSN,s=!t||o.cc>t.cc;if(!1!==r.independent){const{startPTS:t,endPTS:i,startDTS:r,endDTS:a}=d;if(l)l.elementaryStreams[d.type]={startPTS:t,endPTS:i,startDTS:r,endDTS:a};else if(d.firstKeyFrame&&d.independent&&1===n.id&&!s&&(this.couldBacktrack=!0),d.dropped&&d.independent){const r=this.getMainFwdBufferInfo(),n=(r?r.end:this.getLoadPosition())+this.config.maxBufferHole,l=d.firstKeyFramePTS?d.firstKeyFramePTS:t;if(!e&&n<l-this.config.maxBufferHole&&!s)return void this.backtrack(o);s&&(o.gap=!0),o.setElementaryStreamInfo(d.type,o.start,i,o.start,a,!0)}else e&&t>vl&&(o.gap=!0);o.setElementaryStreamInfo(d.type,t,i,r,a),this.backtrackFragment&&(this.backtrackFragment=o),this.bufferFragmentData(d,o,l,n,e||s)}else{if(!e&&!s)return void this.backtrack(o);o.gap=!0}}if(E){const{startPTS:t,endPTS:e,startDTS:s,endDTS:i}=E;l&&(l.elementaryStreams[P.AUDIO]={startPTS:t,endPTS:e,startDTS:s,endDTS:i}),o.setElementaryStreamInfo(P.AUDIO,t,e,s,i),this.bufferFragmentData(E,o,l,n)}if(p&&null!=f&&null!=(e=f.samples)&&e.length){const t={id:s,frag:o,details:p,samples:f.samples};i.trigger(m.FRAG_PARSING_METADATA,t)}if(p&&c){const t={id:s,frag:o,details:p,samples:c.samples};i.trigger(m.FRAG_PARSING_USERDATA,t)}}}_bufferInitSegment(t,e,s,i){if(this.state!==Ui.PARSING)return;this.audioOnly=!!e.audio&&!e.video,this.altAudio&&!this.audioOnly&&delete e.audio;const{audio:r,video:n,audiovideo:a}=e;if(r){let e=t.audioCodec;const s=navigator.userAgent.toLowerCase();if(this.audioCodecSwitch){e&&(e=-1!==e.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5");const t=r.metadata;t&&"channelCount"in t&&1!==(t.channelCount||1)&&-1===s.indexOf("firefox")&&(e="mp4a.40.5")}e&&-1!==e.indexOf("mp4a.40.5")&&-1!==s.indexOf("android")&&"audio/mpeg"!==r.container&&(e="mp4a.40.2",this.log("Android: force audio codec to "+e)),t.audioCodec&&t.audioCodec!==e&&this.log(`Swapping manifest audio codec "${t.audioCodec}" for "${e}"`),r.levelCodec=e,r.id="main",this.log(`Init audio buffer, container:${r.container}, codecs[selected/level/parsed]=[${e||""}/${t.audioCodec||""}/${r.codec}]`)}n&&(n.levelCodec=t.videoCodec,n.id="main",this.log(`Init video buffer, container:${n.container}, codecs[level/parsed]=[${t.videoCodec||""}/${n.codec}]`)),a&&this.log(`Init audiovideo buffer, container:${a.container}, codecs[level/parsed]=[${t.codecs}/${a.codec}]`),this.hls.trigger(m.BUFFER_CODECS,e),Object.keys(e).forEach(t=>{const r=e[t],n=r.initSegment;null!=n&&n.byteLength&&this.hls.trigger(m.BUFFER_APPENDING,{type:t,data:n,frag:s,part:null,chunkMeta:i,parent:s.type})}),this.tickImmediate()}getMainFwdBufferInfo(){return this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,Ue.MAIN)}backtrack(t){this.couldBacktrack=!0,this.backtrackFragment=t,this.resetTransmuxer(),this.flushBufferGap(t),this.fragmentTracker.removeFragment(t),this.fragPrevious=null,this.nextLoadPosition=t.start,this.state=Ui.IDLE}checkFragmentChanged(){const t=this.media;let e=null;if(t&&t.readyState>1&&!1===t.seeking){const s=t.currentTime;if(mi.isBuffered(t,s)?e=this.getAppendedFrag(s):mi.isBuffered(t,s+.1)&&(e=this.getAppendedFrag(s+.1)),e){this.backtrackFragment=null;const t=this.fragPlaying,s=e.level;t&&e.sn===t.sn&&t.level===s||(this.fragPlaying=e,this.hls.trigger(m.FRAG_CHANGED,{frag:e}),t&&t.level===s||this.hls.trigger(m.LEVEL_SWITCHED,{level:s}))}}}get nextLevel(){const t=this.nextBufferedFrag;return t?t.level:-1}get currentFrag(){const t=this.media;return t?this.fragPlaying||this.getAppendedFrag(t.currentTime):null}get currentProgramDateTime(){const t=this.media;if(t){const e=t.currentTime,s=this.currentFrag;if(s&&u(e)&&u(s.programDateTime)){const t=s.programDateTime+1e3*(e-s.start);return new Date(t)}}return null}get currentLevel(){const t=this.currentFrag;return t?t.level:-1}get nextBufferedFrag(){const t=this.currentFrag;return t?this.followingBufferedFrag(t):null}get forceStartLoad(){return this._forceStartLoad}}class Il{static get version(){return"1.5.11"}static isMSESupported(){return pl()}static isSupported(){return El()}static getMediaSource(){return le()}static get Events(){return m}static get ErrorTypes(){return p}static get ErrorDetails(){return E}static get DefaultConfig(){return Il.defaultConfig?Il.defaultConfig:al}static set DefaultConfig(t){Il.defaultConfig=t}constructor(t={}){this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this.started=!1,this._emitter=new pn,this._autoLevelCapping=-1,this._maxHdcpLevel=null,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null,this.triggeringException=void 0,L(t.debug||!1,"Hls instance");const e=this.config=ll(Il.DefaultConfig,t);this.userConfig=t,e.progressive&&dl(e);const{abrController:s,bufferController:i,capLevelController:r,errorController:n,fpsController:a}=e,o=new n(this),l=this.abrController=new s(this),h=this.bufferController=new i(this),d=this.capLevelController=new r(this),c=new a(this),u=new Ge(this),f=new ss(this),g=e.contentSteeringController,p=g?new g(this):null,E=this.levelController=new ul(this,p),T=new ci(this),y=new gl(this.config),v=this.streamController=new Dl(this,T,y);d.setStreamController(v),c.setStreamController(v);const S=[u,E,v];p&&S.splice(1,0,p),this.networkControllers=S;const A=[l,h,d,c,f,T];this.audioTrackController=this.createController(e.audioTrackController,S);const R=e.audioStreamController;R&&S.push(new R(this,T,y)),this.subtitleTrackController=this.createController(e.subtitleTrackController,S);const D=e.subtitleStreamController;D&&S.push(new D(this,T,y)),this.createController(e.timelineController,A),y.emeController=this.emeController=this.createController(e.emeController,A),this.cmcdController=this.createController(e.cmcdController,A),this.latencyController=this.createController(is,A),this.coreComponents=A,S.push(o);const I=o.onErrorOut;"function"===typeof I&&this.on(m.ERROR,I,o)}createController(t,e){if(t){const s=new t(this);return e&&e.push(s),s}return null}on(t,e,s=this){this._emitter.on(t,e,s)}once(t,e,s=this){this._emitter.once(t,e,s)}removeAllListeners(t){this._emitter.removeAllListeners(t)}off(t,e,s=this,i){this._emitter.off(t,e,s,i)}listeners(t){return this._emitter.listeners(t)}emit(t,e,s){return this._emitter.emit(t,e,s)}trigger(t,e){if(this.config.debug)return this.emit(t,t,e);try{return this.emit(t,t,e)}catch(s){if(R.error("An internal error happened while handling event "+t+'. Error message: "'+s.message+'". Here is a stacktrace:',s),!this.triggeringException){this.triggeringException=!0;const e=t===m.ERROR;this.trigger(m.ERROR,{type:p.OTHER_ERROR,details:E.INTERNAL_EXCEPTION,fatal:e,event:t,error:s}),this.triggeringException=!1}}return!1}listenerCount(t){return this._emitter.listenerCount(t)}destroy(){R.log("destroy"),this.trigger(m.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this.url=null,this.networkControllers.forEach(t=>t.destroy()),this.networkControllers.length=0,this.coreComponents.forEach(t=>t.destroy()),this.coreComponents.length=0;const t=this.config;t.xhrSetup=t.fetchSetup=void 0,this.userConfig=null}attachMedia(t){R.log("attachMedia"),this._media=t,this.trigger(m.MEDIA_ATTACHING,{media:t})}detachMedia(){R.log("detachMedia"),this.trigger(m.MEDIA_DETACHING,void 0),this._media=null}loadSource(t){this.stopLoad();const e=this.media,s=this.url,i=this.url=n.buildAbsoluteURL(self.location.href,t,{alwaysNormalize:!0});this._autoLevelCapping=-1,this._maxHdcpLevel=null,R.log("loadSource:"+i),e&&s&&(s!==i||this.bufferController.hasSourceTypes())&&(this.detachMedia(),this.attachMedia(e)),this.trigger(m.MANIFEST_LOADING,{url:t})}startLoad(t=-1){R.log(`startLoad(${t})`),this.started=!0,this.networkControllers.forEach(e=>{e.startLoad(t)})}stopLoad(){R.log("stopLoad"),this.started=!1,this.networkControllers.forEach(t=>{t.stopLoad()})}resumeBuffering(){this.started&&this.networkControllers.forEach(t=>{"fragmentLoader"in t&&t.startLoad(-1)})}pauseBuffering(){this.networkControllers.forEach(t=>{"fragmentLoader"in t&&t.stopLoad()})}swapAudioCodec(){R.log("swapAudioCodec"),this.streamController.swapAudioCodec()}recoverMediaError(){R.log("recoverMediaError");const t=this._media;this.detachMedia(),t&&this.attachMedia(t)}removeLevel(t){this.levelController.removeLevel(t)}get levels(){const t=this.levelController.levels;return t||[]}get currentLevel(){return this.streamController.currentLevel}set currentLevel(t){R.log("set currentLevel:"+t),this.levelController.manualLevel=t,this.streamController.immediateLevelSwitch()}get nextLevel(){return this.streamController.nextLevel}set nextLevel(t){R.log("set nextLevel:"+t),this.levelController.manualLevel=t,this.streamController.nextLevelSwitch()}get loadLevel(){return this.levelController.level}set loadLevel(t){R.log("set loadLevel:"+t),this.levelController.manualLevel=t}get nextLoadLevel(){return this.levelController.nextLoadLevel}set nextLoadLevel(t){this.levelController.nextLoadLevel=t}get firstLevel(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)}set firstLevel(t){R.log("set firstLevel:"+t),this.levelController.firstLevel=t}get startLevel(){const t=this.levelController.startLevel;return-1===t&&this.abrController.forcedAutoLevel>-1?this.abrController.forcedAutoLevel:t}set startLevel(t){R.log("set startLevel:"+t),-1!==t&&(t=Math.max(t,this.minAutoLevel)),this.levelController.startLevel=t}get capLevelToPlayerSize(){return this.config.capLevelToPlayerSize}set capLevelToPlayerSize(t){const e=!!t;e!==this.config.capLevelToPlayerSize&&(e?this.capLevelController.startCapping():(this.capLevelController.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=e)}get autoLevelCapping(){return this._autoLevelCapping}get bandwidthEstimate(){const{bwEstimator:t}=this.abrController;return t?t.getEstimate():NaN}set bandwidthEstimate(t){this.abrController.resetEstimator(t)}get ttfbEstimate(){const{bwEstimator:t}=this.abrController;return t?t.getEstimateTTFB():NaN}set autoLevelCapping(t){this._autoLevelCapping!==t&&(R.log("set autoLevelCapping:"+t),this._autoLevelCapping=t,this.levelController.checkMaxAutoUpdated())}get maxHdcpLevel(){return this._maxHdcpLevel}set maxHdcpLevel(t){ns(t)&&this._maxHdcpLevel!==t&&(this._maxHdcpLevel=t,this.levelController.checkMaxAutoUpdated())}get autoLevelEnabled(){return-1===this.levelController.manualLevel}get manualLevel(){return this.levelController.manualLevel}get minAutoLevel(){const{levels:t,config:{minAutoBitrate:e}}=this;if(!t)return 0;const s=t.length;for(let i=0;i<s;i++)if(t[i].maxBitrate>=e)return i;return 0}get maxAutoLevel(){const{levels:t,autoLevelCapping:e,maxHdcpLevel:s}=this;let i;if(i=-1===e&&null!=t&&t.length?t.length-1:e,s)for(let r=i;r--;){const e=t[r].attrs["HDCP-LEVEL"];if(e&&e<=s)return r}return i}get firstAutoLevel(){return this.abrController.firstAutoLevel}get nextAutoLevel(){return this.abrController.nextAutoLevel}set nextAutoLevel(t){this.abrController.nextAutoLevel=t}get playingDate(){return this.streamController.currentProgramDateTime}get mainForwardBufferInfo(){return this.streamController.getMainFwdBufferInfo()}setAudioOption(t){var e;return null==(e=this.audioTrackController)?void 0:e.setAudioOption(t)}setSubtitleOption(t){var e;return null==(e=this.subtitleTrackController)||e.setSubtitleOption(t),null}get allAudioTracks(){const t=this.audioTrackController;return t?t.allAudioTracks:[]}get audioTracks(){const t=this.audioTrackController;return t?t.audioTracks:[]}get audioTrack(){const t=this.audioTrackController;return t?t.audioTrack:-1}set audioTrack(t){const e=this.audioTrackController;e&&(e.audioTrack=t)}get allSubtitleTracks(){const t=this.subtitleTrackController;return t?t.allSubtitleTracks:[]}get subtitleTracks(){const t=this.subtitleTrackController;return t?t.subtitleTracks:[]}get subtitleTrack(){const t=this.subtitleTrackController;return t?t.subtitleTrack:-1}get media(){return this._media}set subtitleTrack(t){const e=this.subtitleTrackController;e&&(e.subtitleTrack=t)}get subtitleDisplay(){const t=this.subtitleTrackController;return!!t&&t.subtitleDisplay}set subtitleDisplay(t){const e=this.subtitleTrackController;e&&(e.subtitleDisplay=t)}get lowLatencyMode(){return this.config.lowLatencyMode}set lowLatencyMode(t){this.config.lowLatencyMode=t}get liveSyncPosition(){return this.latencyController.liveSyncPosition}get latency(){return this.latencyController.latency}get maxLatency(){return this.latencyController.maxLatency}get targetLatency(){return this.latencyController.targetLatency}get drift(){return this.latencyController.drift}get forceStartLoad(){return this.streamController.forceStartLoad}}Il.defaultConfig=void 0}}]);