https://radiomec.ebc.com.br/static/js/3284.ac651ea3.chunk.js

1),l=function(t){return t.MEDIA_ATTACHING="hlsMediaAttaching",t.MEDIA_ATTACHED="hlsMediaAttached",t.MEDIA_DETACHING="hlsMediaDetaching",t.MEDIA_DETACHED="hlsMediaDetached",t.MEDIA_ENDED="hlsMediaEnded",t.STALL_RESOLVED="hlsStallResolved",t.BUFFER_RESET="hlsBufferReset",t.BUFFER_CODECS="hlsBufferCodecs",t.BUFFER_CREATED="hlsBufferCreated",t.BUFFER_APPENDING="hlsBufferAppending",t.BUFFER_APPENDED="hlsBufferAppended",t.BUFFER_EOS="hlsBufferEos",t.BUFFERED_TO_END="hlsBufferedToEnd",t.BUFFER_FLUSHING="hlsBufferFlushing",t.BUFFER_FLUSHED="hlsBufferFlushed",t.MANIFEST_LOADING="hlsManifestLoading",t.MANIFEST_LOADED="hlsManifestLoaded",t.MANIFEST_PARSED="hlsManifestParsed",t.LEVEL_SWITCHING="hlsLevelSwitching",t.LEVEL_SWITCHED="hlsLevelSwitched",t.LEVEL_LOADING="hlsLevelLoading",t.LEVEL_LOADED="hlsLevelLoaded",t.LEVEL_UPDATED="hlsLevelUpdated",t.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",t.LEVELS_UPDATED="hlsLevelsUpdated",t.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",t.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",t.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",t.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",t.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",t.AUDIO_TRACK_UPDATED="hlsAudioTrackUpdated",t.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",t.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",t.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",t.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",t.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",t.SUBTITLE_TRACK_UPDATED="hlsSubtitleTrackUpdated",t.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",t.CUES_PARSED="hlsCuesParsed",t.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",t.INIT_PTS_FOUND="hlsInitPtsFound",t.FRAG_LOADING="hlsFragLoading",t.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",t.FRAG_LOADED="hlsFragLoaded",t.FRAG_DECRYPTED="hlsFragDecrypted",t.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",t.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",t.FRAG_PARSING_METADATA="hlsFragParsingMetadata",t.FRAG_PARSED="hlsFragParsed",t.FRAG_BUFFERED="hlsFragBuffered",t.FRAG_CHANGED="hlsFragChanged",t.FPS_DROP="hlsFpsDrop",t.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",t.MAX_AUTO_LEVEL_UPDATED="hlsMaxAutoLevelUpdated",t.ERROR="hlsError",t.DESTROYING="hlsDestroying",t.KEY_LOADING="hlsKeyLoading",t.KEY_LOADED="hlsKeyLoaded",t.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",t.BACK_BUFFER_REACHED="hlsBackBufferReached",t.STEERING_MANIFEST_LOADED="hlsSteeringManifestLoaded",t.ASSET_LIST_LOADING="hlsAssetListLoading",t.ASSET_LIST_LOADED="hlsAssetListLoaded",t.INTERSTITIALS_UPDATED="hlsInterstitialsUpdated",t.INTERSTITIALS_BUFFERED_TO_BOUNDARY="hlsInterstitialsBufferedToBoundary",t.INTERSTITIAL_ASSET_PLAYER_CREATED="hlsInterstitialAssetPlayerCreated",t.INTERSTITIAL_STARTED="hlsInterstitialStarted",t.INTERSTITIAL_ASSET_STARTED="hlsInterstitialAssetStarted",t.INTERSTITIAL_ASSET_ENDED="hlsInterstitialAssetEnded",t.INTERSTITIAL_ASSET_ERROR="hlsInterstitialAssetError",t.INTERSTITIAL_ENDED="hlsInterstitialEnded",t.INTERSTITIALS_PRIMARY_RESUMED="hlsInterstitialsPrimaryResumed",t.PLAYOUT_LIMIT_REACHED="hlsPlayoutLimitReached",t.EVENT_CUE_ENTER="hlsEventCueEnter",t}({});function h(t){return t&&t.__esModule&&Object.prototype.hasOwnProperty.call(t,"default")?t.default:t}var d,u={exports:{}};var c=function(){return d||(d=1,t=u,function(){var e=/^(?=((?:[a-zA-Z0-9+\-.]+:)?))\1(?=((?:\/\/[^\/?#]*)?))\2(?=((?:(?:[^?#\/]*\/)*[^;?#\/]*)?))\3((?:;[^?#]*)?)(\?[^#]*)?(#[^]*)?$/,s=/^(?=([^\/?#]*))\1([^]*)$/,i=/(?:\/|^)\.(?=\/)/g,r=/(?:\/|^)\.\.\/(?!\.\.\/)[^\/]*(?=\/)/g,n={buildAbsoluteURL:function(t,e,i){if(i=i||{},t=t.trim(),!(e=e.trim())){if(!i.alwaysNormalize)return t;var r=n.parseURL(t);if(!r)throw new Error("Error trying to parse base URL.");return r.path=n.normalizePath(r.path),n.buildURLFromParts(r)}var a=n.parseURL(e);if(!a)throw new Error("Error trying to parse relative URL.");if(a.scheme)return i.alwaysNormalize?(a.path=n.normalizePath(a.path),n.buildURLFromParts(a)):e;var o=n.parseURL(t);if(!o)throw new Error("Error trying to parse base URL.");if(!o.netLoc&&o.path&&"/"!==o.path[0]){var l=s.exec(o.path);o.netLoc=l[1],o.path=l[2]}o.netLoc&&!o.path&&(o.path="/");var h={scheme:o.scheme,netLoc:a.netLoc,path:null,params:a.params,query:a.query,fragment:a.fragment};if(!a.netLoc&&(h.netLoc=o.netLoc,"/"!==a.path[0]))if(a.path){var d=o.path,u=d.substring(0,d.lastIndexOf("/")+1)+a.path;h.path=n.normalizePath(u)}else h.path=o.path,a.params||(h.params=o.params,a.query||(h.query=o.query));return null===h.path&&(h.path=i.alwaysNormalize?n.normalizePath(a.path):a.path),n.buildURLFromParts(h)},parseURL:function(t){var s=e.exec(t);return s?{scheme:s[1]||"",netLoc:s[2]||"",path:s[3]||"",params:s[4]||"",query:s[5]||"",fragment:s[6]||""}:null},normalizePath:function(t){for(t=t.split("").reverse().join("").replace(i,"");t.length!==(t=t.replace(r,"")).length;);return t.split("").reverse().join("")},buildURLFromParts:function(t){return t.scheme+t.netLoc+t.path+t.params+t.query+t.fragment}};t.exports=n}()),u.exports;var t}();class f{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}}}let g=function(t){return t.MANIFEST="manifest",t.LEVEL="level",t.AUDIO_TRACK="audioTrack",t.SUBTITLE_TRACK="subtitleTrack",t.MEDIA_FRAGMENT="media-fragment",t.KEY="key",t.STEERING_MANIFEST="steering-manifest",t.SERVER_CERTIFICATE="server-certificate",t.INTERSTITIAL_ASSET_LIST="interstitial-asset-list",t}({}),m=function(t){return t.MAIN="main",t.AUDIO="audio",t.SUBTITLE="subtitle",t}({});var p="audio",v="video",y="audiovideo";class E{constructor(t){this._byteRange=null,this._url=null,this._stats=null,this._streams=null,this.base=void 0,this.relurl=void 0,"string"===typeof t&&(t={url:t}),this.base=t,function(t,e){const s=R(t,e);s&&(s.enumerable=!0,Object.defineProperty(t,e,s))}(this,"stats")}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 baseurl(){return this.base.url}get byteRange(){return null===this._byteRange?[]:this._byteRange}get byteRangeStartOffset(){return this.byteRange[0]}get byteRangeEndOffset(){return this.byteRange[1]}get elementaryStreams(){return null===this._streams&&(this._streams={[p]:null,[v]:null,[y]:null}),this._streams}set elementaryStreams(t){this._streams=t}get hasStats(){return null!==this._stats}get hasStreams(){return null!==this._streams}get stats(){return null===this._stats&&(this._stats=new f),this._stats}set stats(t){this._stats=t}get url(){return!this._url&&this.relurl&&(this._url=c.buildAbsoluteURL(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""}set url(t){this._url=t}clearElementaryStreamInfo(){const{elementaryStreams:t}=this;t[p]=null,t[v]=null,t[y]=null,this.url=null}}function T(t){return"initSegment"!==t.sn}function S(t,e){return t.sn===(null==e?void 0:e.sn)&&t.level===e.level}function A(t,e){return t.sn===(null==e?void 0:e.sn)&&t.level===e.level&&t.cc===e.cc}class L extends E{constructor(t,e){super(e),this._decryptdata=null,this._programDateTime=null,this._ref=null,this._bitrate=void 0,this.rawProgramDateTime=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.playlistOffset=0,this.deltaPTS=void 0,this.maxStartPTS=void 0,this.minEndPTS=void 0,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 byteLength(){if(this.hasStats){const t=this.stats.total;if(t)return t}if(this.byteRange.length){const t=this.byteRange[0],e=this.byteRange[1];if(i(t)&&i(e))return e-t}return null}get bitrate(){return this.byteLength?8*this.byteLength/this.duration:this._bitrate?this._bitrate:null}set bitrate(t){this._bitrate=t}get decryptdata(){var t;const{levelkeys:e}=this;if(!e||e.NONE)return null;if(e.identity)this._decryptdata||(this._decryptdata=e.identity.getDecryptData(this.sn));else if(null==(t=this._decryptdata)||!t.keyId){const t=Object.keys(e);if(1===t.length){const s=this._decryptdata=e[t[0]]||null;s&&(this._decryptdata=s.getDecryptData(this.sn,e))}}return this._decryptdata}get end(){return this.start+this.duration}get endProgramDateTime(){if(null===this.programDateTime)return null;const t=i(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){var e;const t=Object.keys(this.levelkeys),s=t.length;if(s>1||1===s&&null!=(e=this.levelkeys[t[0]])&&e.encrypted)return!0}return!1}get programDateTime(){return null===this._programDateTime&&this.rawProgramDateTime&&(this.programDateTime=Date.parse(this.rawProgramDateTime)),this._programDateTime}set programDateTime(t){i(t)?this._programDateTime=t:this._programDateTime=this.rawProgramDateTime=null}get ref(){return T(this)?(this._ref||(this._ref={base:this.base,start:this.start,duration:this.duration,sn:this.sn,programDateTime:this.programDateTime}),this._ref):null}addStart(t){this.setStart(this.start+t)}setStart(t){this.start=t,this._ref&&(this._ref.start=t)}setDuration(t){this.duration=t,this._ref&&(this._ref.duration=t)}setKeyFormat(t){const e=this.levelkeys;if(e){var s;const i=e[t];!i||null!=(s=this._decryptdata)&&s.keyId||(this._decryptdata=i.getDecryptData(this.sn,e))}}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}}}class I extends E{constructor(t,e,s,i,r){super(s),this.fragOffset=0,this.duration=0,this.independent=!1,this.relurl=void 0,this.fragment=void 0,this.index=void 0,this.gap=!1,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||this.fragment.type===m.SUBTITLE&&this.stats.loading.end>0)}}function R(t,e){const s=Object.getPrototypeOf(t);if(s){const t=Object.getOwnPropertyDescriptor(s,e);return t||R(s,e)}}function b(t,e,s){return(e=function(t){var e=function(t,e){if("object"!=typeof t||!t)return t;var s=t[Symbol.toPrimitive];if(void 0!==s){var i=s.call(t,e);if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}

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t.startsWith(e)||e.startsWith(t)}(n,e.lang))&&(void 0===a||e.assocLang===a)&&(void 0===o||e.default===o)&&(void 0===l||e.forced===l)&&(!("characteristics"in t)||function(t,e=""){const s=t.split(","),i=e.split(",");return s.length===i.length&&!s.some(t=>-1===i.indexOf(t))}(t.characteristics||"",e.characteristics))&&(void 0===s||s(t,e))}function je(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 qe(t,e,s){for(let i=e;i>-1;i--)if(s(t[i]))return i;for(let i=e+1;i<t.length;i++)if(s(t[i]))return i;return-1}function We(t,e){var s;return!!t&&t!==(null==(s=e.loadLevelObj)?void 0:s.uri)}function Xe(t,e){return!e||-1!==e.indexOf(t)}function ze(t,e){if(e||t){const s=k({},e);return t&&(t.videoCodec&&(s.videoCodec=t.videoCodec),t.videoRange&&(s.allowedVideoRanges=[t.videoRange])),s}}class Qe extends K{constructor(t){super("abr",t.logger),this.hls=void 0,this.lastLevelLoadSec=0,this.lastLoadedFragLevel=-1,this.firstSelection=-1,this.firstAutoFloor=-1,this._nextAutoLevel=-1,this.nextAutoLevelKey="",this.audioTracksByGroup=null,this.co

1decTiers=null,this.timer=-1,this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.rebufferNotice=-1,this.supportedCache={},this.bwEstimator=void 0,this._abandonRulesCheck=t=>{var e;const{fragCurrent:s,partCurrent:r,hls:n}=this;if(!n)return;const{autoLevelEnabled:a,media:o}=n;if(!s||!o)return;const h=performance.now(),d=r?r.stats:s.stats,u=r?r.duration:s.duration,c=h-d.loading.start,f=n.minAutoLevel,g=s.level,m=this._nextAutoLevel;if(d.aborted||d.loaded&&d.loaded===d.total||g<=f)return this.clearTimer(),void(this._nextAutoLevel=-1);if(!a)return;const p=m>-1&&m!==g,v=!!t||p;if(!v&&(o.paused||!o.playbackRate||!o.readyState))return;const y=n.mainForwardBufferInfo;if(!v&&null===y)return;const E=this.bwEstimator.getEstimateTTFB(),T=Math.abs(o.playbackRate);if(c<=Math.max(E,u/(2*T)*1e3))return;const S=y?y.len/T:0,A=d.loading.first?d.loading.first-d.loading.start:-1,L=d.loaded&&A>-1,I=this.getBwEstimate(),R=n.levels,b=R[g],k=Math.max(d.loaded,Math.round(u*(s.bitrate||b.averageBitrate)/8));let D=L?c-A:c;D<1&&L&&(D=Math.min(c,8*d.loaded/I));const P=L?1e3*d.loaded/D:0,_=E/1e3,C=P?(k-d.loaded)/P:8*k/I+_;if(C<=S)return;const w=P?8*P:I,M=!0===(null==(e=(null==t?void 0:t.details)||n.latestLevelDetails)?void 0:e.live),O=n.config.abrBandWidthUpFactor;let x,F=Number.POSITIVE_INFINITY;for(x=g-1;x>f;x--){const t=R[x].maxBitrate,e=!R[x].details||M;if(F=this.getTimeToLoadFrag(_,w,u*t,e),F<Math.min(S,u+_))break}if(F>=C)return;if(F>10*u)return;L?this.bwEstimator.sample(c-Math.min(E,A),d.loaded):this.bwEstimator.sampleTTFB(c);const N=R[x].maxBitrate;this.getBwEstimate()*O>N&&(this.firstAutoFloor=Math.min(x,n.firstLevel),this.resetEstimator(N));const $=this.findBestLevel(N,f,x,0,S,1,1);$>-1&&(x=$),this.warn(`Fragment ${s.sn}${r?" part "+r.index:""} of level ${g} is loading too slowly;\n      Fragment duration: ${s.duration.toFixed(3)}\n      Time to underbuffer: ${S.toFixed(3)} s\n      Estimated load time for current fragment: ${C.toFixed(3)} s\n      Estimated load time for down switch fragment: ${F.toFixed(3)} s\n      TTFB estimate: ${0|A} ms\n      Current BW estimate: ${i(I)?0|I:"Unknown"} bps\n      New BW estimate: ${0|this.getBwEstimate()} bps\n      Switching to level ${x} @ ${0|N} bps`),n.nextLoadLevel=n.nextAutoLevel=x,this.clearTimer();const B=()=>{this.clearTimer();const t=this.hls;if(this.fragCurrent===s&&t.loadLevel===x&&x>0){const e=this.getStarvationDelay();if(this.warn(`Aborting inflight request ${x>0?"and switching down":""}\n      Fragment duration: ${s.duration.toFixed(3)} s\n      Time to underbuffer: ${e.toFixed(3)} s`),s.abortRequests(),this.fragCurrent=this.partCurrent=null,x>f){let s=this.findBestLevel(t.levels[f].bitrate,f,x,0,e,1,1);-1===s&&(s=f),t.nextLoadLevel=t.nextAutoLevel=s,this.firstAutoFloor=Math.min(s,t.firstLevel),this.resetEstimator(t.levels[s].bitrate)}}};p||C>2*F?B():this.timer=self.setInterval(B,1e3*F),n.trigger(l.FRAG_LOAD_EMERGENCY_ABORTED,{frag:s,part:r,stats:d})},this.hls=t,this.bwEstimator=this.initEstimator(),this.registerListeners()}resetEstimator(t){this.hls&&(t&&(this.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 G(t.abrEwmaSlowVoD,t.abrEwmaFastVoD,t.abrEwmaDefaultEstimate)}registerListeners(){const t=this.hls;t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.FRAG_LOADING,this.onFragLoading,this),t.on(l.FRAG_LOADED,this.onFragLoaded,this),t.on(l.FRAG_BUFFERED,this.onFragBuffered,this),t.on(l.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(l.LEVEL_LOADED,this.onLevelLoaded,this),t.on(l.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(l.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),t.on(l.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t&&(t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.FRAG_LOADING,this.onFragLoading,this),t.off(l.FRAG_LOADED,this.onFragLoaded,this),t.off(l.FRAG_BUFFERED,this.onFragBuffered,this),t.off(l.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(l.LEVEL_LOADED,this.onLevelLoaded,this),t.off(l.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(l.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),t.off(l.ERROR,this.onError,this))}destroy(){this.unregisterListeners(),this.clearTimer(),this.hls=this._abandonRulesCheck=this.supportedCache=null,this.audioTracksByGroup=this.codecTiers=this.fragCurrent=this.partCurrent=null}onManifestLoading(t,e){this.lastLoadedFragLevel=-1,this.firstSelection=-1,this.firstAutoFloor=-1,this.lastLevelLoadSec=0,this.supportedCache={},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 o.BUFFER_ADD_CODEC_ERROR:case o.BUFFER_APPEND_ERROR:this.lastLoadedFragLevel=-1,this.firstSelection=-1;break;case o.FRAG_LOAD_TIMEOUT:{const t=e.frag,{fragCurrent:s,partCurrent:i}=this;if(t&&A(t,s)){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;if(s.loaded&&n>-1){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){return t+s/e+(i?t+this.lastLevelLoadSec:0)}onLevelLoaded(t,e){const s=this.hls.config,{loading:r}=e.stats,n=r.end-r.first;i(n)&&(this.lastLevelLoadSec=n/1e3),e.details.live?this.bwEstimator.update(s.abrEwmaSlowLive,s.abrEwmaFastLive):this.bwEstimator.update(s.abrEwmaSlowVoD,s.abrEwmaFastVoD),this.timer>-1&&this._abandonRulesCheck(e.levelInfo)}onFragLoaded(t,e){var s;const{frag:i,part:r}=e,n=r?r.stats:i.stats;if(i.type===m.MAIN&&this.bwEstimator.sampleTTFB(n.loading.first-n.loading.start),!this.ignoreFragment(i)){if(this.clearTimer(),i.level===this._nextAutoLevel&&(this._nextAutoLevel=-1),this.firstSelection=-1,null!=(s=this.hls)&&s.config.abrMaxWithRealBitrate){const t=r?r.duration:i.duration,e=this.hls.levels[i.level],s=(e.loaded?e.loaded.bytes:0)+n.loaded,a=(e.loaded?e.loaded.duration:0)+t;e.loaded={bytes:s,duration:a},e.realBitrate=Math.round(8*s/a)}if(i.bitrateTest){const t={stats:n,frag:i,part:r,id:i.type};this.onFragBuffered(l.FRAG_BUFFERED,t),i.bitrateTest=!1}else this.lastLoadedFragLevel=i.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=((s.bitrate||0)>=1e5?r.parsing.end:r.loading.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,this.firstAutoFloor>-1&&this.bwEstimator.canEstimate()&&(this.firstAutoFloor=-1))}ignoreFragment(t){return t.type!==m.MAIN||"initSegment"===t.sn}clearTimer(){this.timer>-1&&(self.clearInterval(this.timer),this.timer=-1)}get firstAutoLevel(){const{hls:t}=this;if(!t)return 0;const{maxAutoLevel:e,minAutoLevel:s}=t,i=this.getBwEstimate(),r=this.getStarvationDelay(),n=t.config.maxStarvationDelay,a=this.findBestLevel(i,s,e,r/2,n,1,1);if(a>-1)return a;const o=t.firstLevel,l=-1===this.firstAutoFloor?1/0:this.firstAutoFloor,h=Math.min(Math.max(o,s),e,l);return this.warn(`Could not find best starting auto level. Defaulting to first in playlist ${o} clamped to ${h}`),h}get forcedAutoLevel(){return this.nextAutoLevelKey?-1:this._nextAutoLevel}get nextAutoLevel(){if(!this.hls)return-1;const t=this.forcedAutoLevel,e=this.bwEstimator.canEstimate(),s=this.lastLoadedFragLevel>-1;if(-1!==t&&(!e||!s||this.nextAutoLevelKey===this.getAutoLevelKey()))return t;const i=e&&s?this.getNextABRAutoLevel():this.firstAutoLevel;if(-1!==t){const e=this.hls.levels;if(e.length>Math.max(t,i)&&e[t].loadError<=e[i].loadError)return t}return this._nextAutoLevel=i,this.nextAutoLevelKey=this.getAutoLevelKey(),i}getAutoLevelKey(){return`${this.getBwEstimate()}

1D=d,A=a,L=u?o[o.length-1]:o[0],I=l,t=Math.max(t,h),this.log(`picked start tier ${Ue(n)}`)}else A=null==E?void 0:E.codecSet,L=null==E?void 0:E.videoRange;const P=u?u.duration:d?d.duration:0,_=this.bwEstimator.getEstimateTTFB()/1e3,C=[];for(let M=s;M>=e;M--){var w;const e=g[M],l=M>f;if(!e)continue;if(y.useMediaCapabilities&&!e.supportedResult&&!e.supportedPromise){const s=navigator.mediaCapabilities;"function"===typeof(null==s?void 0:s.decodingInfo)&&ke(e,k,L,I,t,R)?(e.supportedPromise=De(e,k,s,this.supportedCache),e.supportedPromise.then(t=>{if(!this.hls)return;e.supportedResult=t;const s=this.hls.levels,i=s.indexOf(e);t.error?this.warn(`MediaCapabilities decodingInfo error: "${t.error}" for level ${i} ${Ue(t)}`):t.supported?t.decodingInfoResults.some(t=>!1===t.smooth||!1===t.powerEfficient)&&this.log(`MediaCapabilities decodingInfo for level ${i} not smooth or powerEfficient: ${Ue(t)}`):(this.warn(`Unsupported MediaCapabilities decodingInfo result for level ${i} ${Ue(t)}`),i>-1&&s.length>1&&(this.log(`Removing unsupported level ${i}`),this.hls.removeLevel(i),-1===this.hls.loadLevel&&(this.hls.nextLoadLevel=0)))}).catch(t=>{this.warn(`Error handling MediaCapabilities decodingInfo: ${t}`)})):e.supportedResult=Re}if((A&&e.codecSet!==A||L&&e.videoRange!==L||l&&I>e.frameRate||!l&&I>0&&I<e.frameRate||null!=(w=e.supportedResult)&&null!=(w=w.decodingInfoResults)&&w.some(t=>!1===t.smooth))&&(!S||M!==D)){C.push(M);continue}const d=e.details,m=(u?null==d?void 0:d.partTarget:null==d?void 0:d.averagetargetduration)||P||1;let v;v=l?o*t:a*t;const E=P&&r>=2*P&&0===n?e.averageBitrate:e.maxBitrate,b=this.getTimeToLoadFrag(_,v,E*m,!d||d.live);if(v>=E&&(M===h||0===e.loadError&&0===e.fragmentError||B(e,y.errorPenaltyExpireMs))&&(b<=_||!i(b)||T&&!this.bitrateTestDelay||b<c)){const t=this.forcedAutoLevel;return M===p||-1!==t&&t===p||(C.length&&this.trace(`Skipped level(s) ${C.join(",")} of ${s} max with CODECS and VIDEO-RANGE:"${g[C[0]].codecs}" ${g[C[0]].videoRange}; not compatible with "${A}" ${L}`),this.info(`switch candidate:${f}->${M} adjustedbw(${Math.round(v)})-bitrate=${Math.round(v-E)} ttfb:${_.toFixed(1)} avgDuration:${m.toFixed(1)} maxFetchDuration:${c.toFixed(1)} fetchDuration:${b.toFixed(1)} firstSelection:${S} codecSet:${e.codecSet} videoRange:${e.videoRange} hls.loadLevel:${p}`)),S&&(this.firstSelection=M),M}}return-1}set nextAutoLevel(t){const e=this.deriveNextAutoLevel(t);this._nextAutoLevel!==e&&(this.nextAutoLevelKey="",this._nextAutoLevel=e)}deriveNextAutoLevel(t){if(!this.hls)return-1;const{maxAutoLevel:e,minAutoLevel:s}=this.hls;return Math.min(Math.max(t,s),e)}}const Ze=function(t,e){let s=0,i=t.length-1,r=null,n=null;for(;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 Je(t,e,s=0,i=0,r=.005){let n=null;if(t){n=e[1+t.sn-e[0].sn]||null;const i=t.endDTS-s;i>0&&i<15e-7&&(s+=15e-7),n&&t.level!==n.level&&n.end<=t.end&&(n=e[2+t.sn-e[0].sn]||null)}else 0===s&&0===e[0].start&&(n=e[0]);if(n&&((!t||t.level===n.level)&&0===ts(s,i,n)||function(t,e,s){if(0===(null==e?void 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}(n,t,Math.min(r,i))))return n;const a=Ze(e,ts.bind(null,s,i));return!a||a===t&&n?n:a}function ts(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 es(t,e,s){const i=1e3*Math.min(e,s.duration+(s.deltaPTS?s.deltaPTS:0));return(s.endProgramDateTime||0)-i>t}function ss(t,e,s){if(t&&t.startCC<=e&&t.endCC>=e){let i=t.fragments;const{fragmentHint:r}=t;let n;return r&&(i=i.concat(r)),Ze(i,t=>t.cc<e?1:t.cc>e?-1:(n=t,t.end<=s?1:t.start>s?-1:0)),n||null}return null}function is(t,e){return e===t.endSN&&t.fragmentHint?t.fragmentHint:t.fragments[1+e-t.startSN]||null}var rs={DoNothing:0,SendEndCallback:1,SendAlternateToPenaltyBox:2,RemoveAlternatePermanently:3,InsertDiscontinuity:4,RetryRequest:5},ns={None:0,MoveAllAlternatesMatchingHost:1,MoveAllAlternatesMatchingHDCP:2,MoveAllAlternatesMatchingKey:4,SwitchToSDR:8,ResetMediaSource:16};class as extends K{constructor(t){super("error-controller",t.logger),this.hls=void 0,this.playlistError=0,this.hls=t,this.registerListeners()}registerListeners(){const t=this.hls;t.on(l.ERROR,this.onError,this),t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.LEVEL_UPDATED,this.onLevelUpdated,this)}unregisterListeners(){const t=this.hls;t&&(t.off(l.ERROR,this.onError,this),t.off(l.ERROR,this.onErrorOut,this),t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.LEVEL_UPDATED,this.onLevelUpdated,this))}destroy(){this.unregisterListeners(),this.hls=null}startLoad(t){}stopLoad(){this.playlistError=0}getVariantLevelIndex(t){return(null==t?void 0:t.type)===m.MAIN?t.level:this.getVariantIndex()}getVariantIndex(){var t;const e=this.hls,s=e.currentLevel;return null!=(t=e.loadLevelObj)&&t.details||-1===s?e.loadLevel:s}variantHasKey(t,e){if(t){var s;if(null!=(s=t.details)&&s.hasKey(e))return!0;const i=t.audioGroups;if(i){return this.hls.allAudioTracks.filter(t=>i.indexOf(t.groupId)>=0).some(t=>{var s;return null==(s=t.details)?void 0:s.hasKey(e)})}}return!1}onManifestLoading(){this.playlistError=0}onLevelUpdated(){this.playlistError=0}onError(t,e){var s;if(e.fatal)return;const i=this.hls,r=e.context;switch(e.details){case o.FRAG_LOAD_ERROR:case o.FRAG_LOAD_TIMEOUT:case o.KEY_LOAD_ERROR:case o.KEY_LOAD_TIMEOUT:return void(e.errorAction=this.getFragRetryOrSwitchAction(e));case o.FRAG_PARSING_ERROR:if(null!=(s=e.frag)&&s.gap)return void(e.errorAction=hs());case o.FRAG_GAP:case o.FRAG_DECRYPT_ERROR:return e.errorAction=this.getFragRetryOrSwitchAction(e),void(e.errorAction.action=rs.SendAlternateToPenaltyBox);case o.PLAYLIST_UNCHANGED_ERROR:case o.LEVEL_EMPTY_ERROR:case o.LEVEL_PARSING_ERROR:{var n;const t=e.parent===m.MAIN?e.level:i.loadLevel;e.details===o.LEVEL_EMPTY_ERROR&&null!=(n=e.context)&&null!=(n=n.levelDetails)&&n.live?e.errorAction=this.getPlaylistRetryOrSwitchAction(e,t):(e.levelRetry=!1,e.errorAction=this.getLevelSwitchAction(e,t))}return;case o.LEVEL_LOAD_ERROR:case o.LEVEL_LOAD_TIMEOUT:return void("number"===typeof(null==r?void 0:r.level)&&(e.errorAction=this.getPlaylistRetryOrSwitchAction(e,r.level)));case o.AUDIO_TRACK_LOAD_ERROR:case o.AUDIO_TRACK_LOAD_TIMEOUT:case o.SUBTITLE_LOAD_ERROR:case o.SUBTITLE_TRACK_LOAD_TIMEOUT:if(r){const t=i.loadLevelObj;if(t&&(r.type===g.AUDIO_TRACK&&t.hasAudioGroup(r.groupId)||r.type===g.SUBTITLE_TRACK&&t.hasSubtitleGroup(r.groupId)))return e.errorAction=this.getPlaylistRetryOrSwitchAction(e,i.loadLevel),e.errorAction.action=rs.SendAlternateToPenaltyBox,void(e.errorAction.flags=ns.MoveAllAlternatesMatchingHost)}return;case o.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:return void(e.errorAction={action:rs.SendAlternateToPenaltyBox,flags:ns.MoveAllAlternatesMatchingHDCP});case o.KEY_SYSTEM_SESSION_UPDATE_FAILED:case o.KEY_SYSTEM_STATUS_INTERNAL_ERROR:case o.KEY_SYSTEM_NO_SESSION:return void(e.errorAction={action:rs.SendAlternateToPenaltyBox,flags:ns.MoveAllAlternatesMatchingKey});case o.BUFFER_ADD_CODEC_ERROR:case o.REMUX_ALLOC_ERROR:case o.BUFFER_APPEND_ERROR:return void(e.errorAction||(e.errorAction=this.getLevelSwitchAction(e,e.level)));case o.MEDIA_SOURCE_REQUIRES_RESET:return e.errorAction||(e.errorAction=this.getLevelSwitchAction(e,e.level)),void(e.errorAction.flags|=ns.ResetMediaSource|ns.SwitchToSDR);case o.INTERNAL_EXCEPTION:case o.BUFFER_APPENDING_ERROR:case o.BUFFER_APPEND_NO_PROGRESS:case o.BUFFER_FULL_ERROR:case o.LEVEL_SWITCH_ERROR:case o.BUFFER_STALLED_ERROR:case o.BUFFER_SEEK_OVER_HOLE:case o.BUFFER_NUDGE_ON_STALL:return void(e.errorAction=hs())}e.type===a.KEY_SYSTEM_ERROR&&(e.levelRetry=!1,e.errorAction=hs())}getPlaylistRetryOrSwitchAction(t,e){const s=O(this.hls.config.playlistLoadPolicy,t),i=this.playlistError++;if(N(s,i,C(t),t.response))return{action:rs.RetryRequest,flags:ns.None,retryConfig:s,retryCount:i};const r=this.getLevelSwitchAction(t,e);return s&&(r.retryConfig=s,r.retryCount=i),r}getFragRetryOrSwitchAction(t){const e=this.hls,s=this.getVariantLevelIndex(t.frag),i=e.levels[s],{fragLoadPolicy:r,keyLoadPolicy:n}=e.config,a=O(w(t)?n:r,t),l=e.levels.reduce((t,e)=>t+e.fragmentError,0);if(i&&(t.details!==o.FRAG_GAP&&i.fragmentError++,!M(t))){if(N(a,l,C(t),t.response))return{action:rs.RetryRequest,flags:ns.None,retryConfig:a,retryCount:l}}const h=this.getLevelSwitchAction(t,s);return a&&(h.retryConfig=a,h.retryCount=l),h}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++,i.loadErrorTime=self.performance.now(),e===o.BUFFER_APPEND_ERROR&&i.fragmentError++;let h=-1;const{levels:d,loadLevel:u,minAutoLevel:c,maxAutoLevel:f}=s;s.autoLevelEnabled||s.config.preserveManualLevelOnError||(s.loadLevel=-1);const p=null==(r=t.frag)?void 0:r.type,v=(p===m.AUDIO&&e===o.FRAG_PARSING_ERROR||"audio"===t.sourceBufferName&&os(t))&&d.some(({audioCodec:t})=>i.audioCodec!==t),y="video"===t.sourceBufferName&&os(t)&&d.some(({codecSet:t,audioCodec:e})=>i.codecSet!==t&&i.audioCodec===e),{type:E,groupId:T}=null!=(n=t.context)?n:{};for(let r=d.length;r--;){const n=(r+u)%d.length;if(n!==u&&n>=c&&n<=f&&(0===d[n].loadError||B(d[n],s.config.errorPenaltyExpireMs))){var a,l;const s=d[n];if(e===o.FRAG_GAP&&p===m.MAIN&&t.frag){const e=d[n].details;if(e){const s=Je(t.frag,e.fragments,t.frag.start);if(null!=s&&s.gap)continue}}else{if(E===g.AUDIO_TRACK&&s.hasAudioGroup(T)||E===g.SUBTITLE_TRACK&&s.hasSubtitleGroup(T))continue;if(p===m.AUDIO&&null!=(a=i.audioGroups)&&a.some(t=>s.hasAudioGroup(t))||p===m.SUBTITLE&&null!=(l=i.subtitleGroups)&&l.some(t=>s.hasSubtitleGroup(t))||v&&i.audioCodec===s.audioCodec||y&&i.codecSet===s.codecSet||!v&&i.audioCodec!==s.audioCodec)continue}h=n;break}}if(h>-1&&s.loadLevel!==h)return t.levelRetry=!0,this.playlistError=0,{action:rs.SendAlternateToPenaltyBox,flags:ns.None,nextAutoLevel:h}}return{action:rs.SendAlternateToPenaltyBox,flags:ns.MoveAllAlternatesMatchingHost}}onErrorOut(t,e){var s,i;switch(null==(s=e.errorAction)?void 0:s.action){case rs.DoNothing:break;case rs.SendAlternateToPenaltyBox:this.sendAlternateToPenaltyBox(e),e.errorAction.resolved||e.details===o.FRAG_GAP||e.details===o.PLAYLIST_UNCHANGED_ERROR||ls(e)||(e.fatal=!0);case rs.RetryRequest:}((null==(i=e.errorAction)?void 0:i.flags)||0)&ns.ResetMediaSource&&this.hls.recoverMediaError(),e.fatal&&this.hls.stopLoad()}sendAlternateToPenaltyBox(t){const e=this.hls,s=t.errorAction;if(!s)return;let i=s.nextAutoLevel;if(s.flags===ns.None)this.switchLevel(t,i);else if(s.flags&ns.SwitchToSDR){const t=this.hls.levels;for(let e=t.length;e--;)"SDR"!==t[e].videoRange?(t[e].fragmentError++,t[e].loadError++):void 0===i&&(i=e)}else if(s.flags&ns.MoveAllAlternatesMatchingHDCP){const i=this.getVariantLevelIndex(t.frag),r=e.levels[i],n=null==r?void 0:r.attrs["HDCP-LEVEL"];s.hdcpLevel=n;const a="NONE"===n;n&&!a?(e.maxHdcpLevel=we[we.indexOf(n)-1],s.resolved=!0,this.warn(`Restricting playback to HDCP-LEVEL of "${e.maxHdcpLevel}" or lower`)):(a&&this.warn("HDCP policy resticted output with HDCP-LEVEL=NONE"),s.flags|=ns.MoveAllAlternatesMatchingKey)}if(s.flags&ns.MoveAllAlternatesMatchingKey){const e=t.decryptdata;if(e){const i=this.hls.levels,a=i.length;for(let s=a;s--;){var r,n;if(this.variantHasKey(i[s],e))this.log(`Banned key found in level ${s} (${i[s].bitrate}bps) or audio group "${null==(r=i[s].audioGroups)?void 0:r.join(",")}" (${null==(n=t.frag)?void 0:n.type} fragment) ${vt(e.keyId||[])}`),i[s].fragmentError++,i[s].loadError++,this.log(`Removing level ${s} with key error (${t.error})`),this.hls.removeLevel(s)}const o=t.frag;if(this.hls.levels.length<a)s.resolved=!0;else if(o&&o.type!==m.MAIN){const t=o.decryptdata;t&&!e.matches(t)&&(s.resolved=!0)}}}s.resolved||this.switchLevel(t,i)}switchLevel(t,e){if(void 0!==e&&t.errorAction&&(this.warn(`switching to level ${e} after ${t.details}`),this.hls.nextAutoLevel=e,t.errorAction.resolved=!0,this.hls.nextLoadLevel=this.hls.nextAutoLevel,t.details===o.BUFFER_ADD_CODEC_ERROR&&t.mimeType&&"audiovideo"!==t.sourceBufferName)){const e=Le(t.mimeType),s=this.hls.levels;for(let i=s.length;i--;)s[i][`${t.sourceBufferName}Codec`]===e&&(this.log(`Removing level ${i} for ${t.details} ("${e}" not supported)`),this.hls.removeLevel(i))}}}function os(t){const e=t.details;return e===o.BUFFER_ADD_CODEC_ERROR||e===o.MEDIA_SOURCE_REQUIRES_RESET||e===o.BUFFER_APPEND_ERROR&&!ls(t)}function ls(t){return t.details===o.BUFFER_APPEND_ERROR&&("QuotaExceededError"===t.error.name||"InvalidStateError"===t.error.name)}function hs(t){const e={action:rs.DoNothing,flags:ns.None};return t&&(e.resolved=!0),e}var ds="NOT_LOADED",us="APPENDING",cs="PARTIAL",fs="OK";class gs{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&&(t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.BUFFER_APPENDED,this.onBufferAppended,this),t.on(l.FRAG_BUFFERED,this.onFragBuffered,this),t.on(l.FRAG_LOADED,this.onFragLoaded,this))}_unregisterListeners(){const{hls:t}=this;t&&(t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.BUFFER_APPENDED,this.onBufferAppended,this),t.off(l.FRAG_BUFFERED,this.onFragBuffered,this),t.off(l.FRAG_LOADED,this.onFragLoaded,this))}destroy(){this._unregisterListeners(),this.hls=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;if(e.start<=t&&t<=e.end&&e.loaded)return e}return this.getBufferedFrag(t,e)}getBufferedFrag(t,e){return this.getFragAtPos(t,e,!0)}getFragAtPos(t,e,s){const{fragments:i}=this,r=Object.keys(i);for(let n=r.length;n--;){const a=i[r[n]];if((null==a?void 0:a.body.type)===e&&(!s||a.buffered)){const e=a.body;if(e.start<=t&&t<=e.end)return e}}return null}detectEvictedFragments(t,e,s,i,r,n){this.timeRanges&&(this.timeRanges[t]=e);const a=(null==r?void 0:r.fragment.sn)||-1;Object.keys(this.fragments).forEach(r=>{const o=this.fragments[r];if(!o||!this.hls)return;const h=o.body;if(a>=h.sn)return;if(!o.buffered&&(!o.loaded||n))return void(h.type===s&&this.removeFragment(h));const d=o.range[t];if(d)if(0!==d.time.length){if(d.time.some(t=>{const s=!this.isTimeBuffered(t.startPTS,t.endPTS,e);return s&&this.removeFragment(h),s}),i&&i!==h&&oe()){const t=i.endPTS,e=h.startPTS;if(t&&e&&o.range.video){const s=e-t;s<0&&s>-.1&&(this.removeFragment(h),this.hls.trigger(l.BUFFER_FLUSHING,{startOffset:t+.004,endOffset:1/0,type:"video"}))}}}else this.removeFragment(h)})}detectPartialFragments(t){const e=this.timeRanges,{frag:s,part:i,id:r}=t;if(!e||!T(s))return;const n=ps(s),a=this.fragments[n];if(!a||a.buffered&&s.gap)return;const o=!s.relurl;Object.keys(e).forEach(t=>{const n=s.elementaryStreams[t];if(!n)return;const l=e[t],h=o||!0===n.partial;a.range[t]=this.getBufferedTimes(s,i,h,l),this.detectEvictedFragments(t,l,r,s,i)}),a.loaded=null;const l=Object.keys(a.range);if(l.length){if(this.bufferedEnd(a,s),ms(a)||this.removeParts(s.sn-1,s.type),!i){const t=Math.min(.004,s.duration);l.some(e=>{var i;const r=null==(i=a.range[e])?void 0:i.time,n=0===r.length||1===r.length&&r[0].endPTS-r[0].startPTS<t;return n&&this.addAsGap(s),n})}}else this.removeFragment(s)}addAsGap(t){t.gap=!0,this.removeFragment(t),this.fragBuffered(t,!0)}bufferedEnd(t,e){t.buffered=!0;(t.body.endList=e.endList||t.body.endList)&&!e.gap&&(this.endListFragments[t.body.type]=t)}removeParts(t,e){const s=this.activePartLists[e];s&&(this.activePartLists[e]=vs(s,e=>e.fragment.sn>=t))}fragBuffered(t,e){const s=ps(t);let i=this.fragments[s];return!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,this.bufferedEnd(i,t)),i}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&&ms(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||ms(e))}getState(t){const e=ps(t),s=this.fragments[e];return s?s.buffered?ms(s)?cs:fs:us:ds}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}onManifestLoading(){this.removeAllFragments()}onFragLoaded(t,e){if(!T(e.frag)||e.frag.bitrateTest)return;const s=e.frag,i=e.part?null:e,r=ps(s);this.fragments[r]={body:s,appendedPTS:null,loaded:i,buffered:!1,range:Object.create(null)}}onBufferAppended(t,e){const{frag:s,part:i,timeRanges:r}=e;if(!T(s))return;const n=s.type;if(i){let t=this.activePartLists[n];t||(this.activePartLists[n]=t=[]),t.push(i)}this.timeRanges=r}onFragBuffered(t,e){this.detectPartialFragments(e)}hasFragment(t){const e=ps(t);return!!this.fragments[e]}hasFragments(t){const{fragments:e}=this,s=Object.keys(e);if(!t)return s.length>0;for(let i=s.length;i--;){const r=e[s[i]];if((null==r?void 0:r.body.type)===t)return!0}return!1}hasParts(t){var e;return!(null==(e=this.activePartLists[t])||!e.length)}getBackBufferEvictionEnd(t,e,s){const{fragments:i}=this;let r=0,n=0;const a=Object.keys(i);for(let o=0;o<a.length;o++){const l=i[a[o]];if(!l||!l.buffered||l.body.type!==e)continue;const h=l.body;if(h.gap)return 0;const d=h.hasStats&&h.stats.loaded||h.byteLength||h.bitrate&&8*h.bitrate*h.duration;if(h.end<=t&&d&&(r+=d,n=Math.max(n,h.end),r>=s))return n}return n>0?n:0}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=ps(t);t.clearElementaryStreamInfo();const s=this.activePartLists[t.type];if(s){const e=t.sn;this.activePartLists[t.type]=vs(s,t=>t.fragment.sn!==e)}delete this.fragments[e],t.endList&&delete this.endListFragments[t.type]}removeAllFragments(){var t;this.fragments=Object.create(null),this.endListFragments=Object.create(null),this.activePartLists=Object.create(null),this.hasGaps=!1;const e=null==(t=this.hls)||null==(t=t.latestLevelDetails)?void 0:t.partList;e&&e.forEach(t=>t.clearElementaryStreamInfo())}}function ms(t){var e,s,i,r;return t.buffered&&!!(t.body.gap||null!=(e=t.range.video)&&e.partial||null!=(s=t.range.audio)&&s.partial||null!=(i=t.range.audiovideo)&&i.partial||null!=(r=t.range.subs)&&r.partial)}function ps(t){return`${t.type}_${t.level}_${t.sn}`}function vs(t,e){return t.filter(t=>{const s=e(t);return s||t.clearElementaryStreamInfo(),s})}var ys=0,Es=1;class Ts{constructor(t,e,s){this.subtle=void 0,this.aesIV=void 0,this.aesMode=void 0,this.subtle=t,this.aesIV=e,this.aesMode=s}decrypt(t,e){switch(this.aesMode){case ys:return this.subtle.decrypt({

1name:"AES-CBC",iv:this.aesIV},e,t);case Es:return this.subtle.decrypt({name:"AES-CTR",counter:this.aesIV,length:64},e,t);default:throw new Error(`[AESCrypto] invalid aes mode ${this.aesMode}`)}}}class Ss{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],u=o[3],c=new Uint32Array(256);let f=0,g=0,m=0;for(m=0;m<256;m++)c[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=c[f],m=c[o],p=c[m];let v=257*c[s]^16843008*s;i[f]=v<<24|v>>>8,r[f]=v<<16|v>>>16,n[f]=v<<8|v>>>24,a[f]=v,v=16843009*p^65537*m^257*o^16843008*f,l[s]=v<<24|v>>>8,h[s]=v<<16|v>>>16,d[s]=v<<8|v>>>24,u[s]=v,f?(f=o^c[c[c[p^o]]],g^=c[c[g]]):f=g=1}}expandKey(t){const e=this.uint8ArrayToUint32Array_(t);let s=!0,i=0;for(;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,u=this.rcon,c=this.invSubMix,f=c[0],g=c[1],m=c[2],p=c[3];let v,y;for(a=0;a<n;a++)a<r?v=l[a]=e[a]:(y=v,a%r===0?(y=y<<8|y>>>24,y=d[y>>>24]<<24|d[y>>>16&255]<<16|d[y>>>8&255]<<8|d[255&y],y^=u[a/r|0]<<24):r>6&&a%r===4&&(y=d[y>>>24]<<24|d[y>>>16&255]<<16|d[y>>>8&255]<<8|d[255&y]),l[a]=v=(l[a-r]^y)>>>0);for(o=0;o<n;o++)a=n-o,y=3&o?l[a]:l[a-4],h[o]=o<4||a<=4?y:f[d[y>>>24]]^g[d[y>>>16&255]]^m[d[y>>>8&255]]^p[d[255&y]],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],u=this.uint8ArrayToUint32Array_(s);let c=u[0],f=u[1],g=u[2],m=u[3];const p=new Int32Array(t),v=new Int32Array(p.length);let y,E,T,S,A,L,I,R,b,k,D,P,_,C;const w=this.networkToHostOrderSwap;for(;e<p.length;){for(b=w(p[e]),k=w(p[e+1]),D=w(p[e+2]),P=w(p[e+3]),A=b^r[0],L=P^r[1],I=D^r[2],R=k^r[3],_=4,C=1;C<i;C++)y=o[A>>>24]^l[L>>16&255]^h[I>>8&255]^d[255&R]^r[_],E=o[L>>>24]^l[I>>16&255]^h[R>>8&255]^d[255&A]^r[_+1],T=o[I>>>24]^l[R>>16&255]^h[A>>8&255]^d[255&L]^r[_+2],S=o[R>>>24]^l[A>>16&255]^h[L>>8&255]^d[255&I]^r[_+3],A=y,L=E,I=T,R=S,_+=4;y=n[A>>>24]<<24^n[L>>16&255]<<16^n[I>>8&255]<<8^n[255&R]^r[_],E=n[L>>>24]<<24^n[I>>16&255]<<16^n[R>>8&255]<<8^n[255&A]^r[_+1],T=n[I>>>24]<<24^n[R>>16&255]<<16^n[A>>8&255]<<8^n[255&L]^r[_+2],S=n[R>>>24]<<24^n[A>>16&255]<<16^n[L>>8&255]<<8^n[255&I]^r[_+3],v[e]=w(y^c),v[e+1]=w(S^f),v[e+2]=w(T^g),v[e+3]=w(E^m),c=b,f=k,g=D,m=P,e+=4}return v.buffer}}class As{constructor(t,e,s){this.subtle=void 0,this.key=void 0,this.aesMode=void 0,this.subtle=t,this.key=e,this.aesMode=s}expandKey(){const t=function(t){switch(t){case ys:return"AES-CBC";case Es:return"AES-CTR";default:throw new Error(`[FastAESKey] invalid aes mode ${t}`)}}(this.aesMode);return this.subtle.importKey("raw",this.key,{name:t},!1,["encrypt","decrypt"])}}class Ls{constructor(t,e){if(this.logEnabled=!0,this.decryptRange=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.enableSoftwareAES=void 0,this.enableSoftwareAES=t.enableSoftwareAES,!0!==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);this.reset();const i=this.decryptRange;return i?0===i.start&&i.end>=s.length?s:s.slice(i.start,i.end):function(t){const e=t.byteLength,s=e&&new DataView(t.buffer).getUint8(e-1);return s?t.slice(0,e-s):t}(s)}reset(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)}decrypt(t,e,s,i,r){return this.decryptRange=r,this.useSoftware||r?new Promise((r,n)=>{const a=ArrayBuffer.isView(t)?t:new Uint8Array(t);this.softwareDecrypt(a,e,s,i);const o=this.flush();o?r(o.buffer):n(new Error("[softwareDecrypt] Failed to decrypt data"))}

1{this.resetLoader(t,d),h(new Ps({type:a.NETWORK_ERROR,details:o.FRAG_LOAD_ERROR,fatal:!1,frag:t,part:e,response:P({url:u.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,d),h(new Ps({type:a.NETWORK_ERROR,details:o.INTERNAL_ABORTED,fatal:!1,frag:t,part:e,error:new Error("Aborted"),networkDetails:r,stats:s}))},onTimeout:(s,i,r)=>{this.resetLoader(t,d),h(new Ps({type:a.NETWORK_ERROR,details:o.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,part:e,error:new Error(`Timeout after ${f.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)*Math.round(s.loaded/n);s.total=s.loaded+a}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,t.url=null,this.loader===e&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),e.destroy()}}function bs(t,e=null,s){const i=e||t,r={type:g.MEDIA_FRAGMENT,frag:t,part:e,responseType:"arraybuffer",url:i.url,headers:{},rangeStart:0,rangeEnd:0},n=ks(t,e,s);return n.resetIV&&(r.resetIV=!0),n.byteRange&&(r.rangeStart=n.byteRange.start,r.rangeEnd=n.byteRange.end),r}function ks(t,e=null,s){const r={},n=e||t,a=n.byteRangeStartOffset,o=n.byteRangeEndOffset;var l,h;if(i(a)&&i(o))if("initSegment"!==t.sn&&!s||"AES-128"!==(h=null==(l=t.decryptdata)?void 0:l.method)&&"AES-256"!==h)r.byteRange={start:a,end:o};else{let t=16*Math.floor(a/16);const e=16*Math.ceil(o/16);r.decryptRange={start:a-t,end:o-t},t>=16&&(r.resetIV=!0,t-=16),r.byteRange={start:t,end:e}}return r}function Ds(t,e){const s=new Error(`GAP ${t.gap?"tag":"attribute"} found`),i={type:a.MEDIA_ERROR,details:o.FRAG_GAP,fatal:!1,frag:t,error:s,networkDetails:null};

1return e&&(i.part=e),(e||t).stats.aborted=!0,new Ps(i)}class Ps extends Error{constructor(t){super(t.error.message),this.data=void 0,this.data=t}}class _s extends K{constructor(t,e){super(t,e),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):(this.log(`possible exception thrown in task-loop (${this.constructor.name}.doTick)`),this._tickCallCount=0)}tickImmediate(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)}doTick(){}}class Cs{constructor(t,e,s,i=0,r=-1,n=!1,a,o,l){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.iframe=void 0,this.duration=void 0,this.decryptRange=void 0,this.transmuxing={start:0,executeStart:0,executeEnd:0,end:0},this.buffering={audio:{start:0,executeStart:0,executeEnd:0,end:0},video:{start:0,executeStart:0,executeEnd:0,end:0},audiovideo:{start:0,executeStart:0,executeEnd:0,end:0}},this.level=t,this.sn=e,this.id=s,this.size=i,this.part=r,this.partial=n,this.duration=a||0,this.decryptRange=l,this.iframe=o||!1}}const ws={length:0,start:()=>0,end:()=>0};class Ms{static isBuffered(t,e){if(t){const s=Ms.getBuffered(t);for(let t=s.length;t--;)if(e>=s.start(t)&&e<=s.end(t))return!0}return!1}static bufferedRanges(t){if(t){const e=Ms.getBuffered(t);return Ms.timeRangesToArray(e)}return[]}static timeRangesToArray(t){const e=[];for(let s=0;s<t.length;s++)e.push({start:t.start(s),end:t.end(s)});return e}static bufferInfo(t,e,s){if(t){const i=Ms.bufferedRanges(t);if(i.length)return Ms.bufferedInfo(i,e,s)}return{len:0,start:e,end:e,bufferedIndex:-1}}static bufferedInfo(t,e,s){e=Math.max(0,e),t.length>1&&t.sort((t,e)=>t.start-e.start||e.end-t.end);let i=-1,r=[];if(s)for(let h=0;h<t.length;h++){e>=t[h].start&&e<=t[h].end&&(i=h);const n=r.length;if(n){const e=r[n-1].end;t[h].start-e<s?t[h].end>e&&(r[n-1].end=t[h].end):r.push(t[h])}else r.push(t[h])}else r=t;let n,a=0,o=e,l=e;for(let h=0;h<r.length;h++){const t=r[h].start,d=r[h].end;if(-1===i&&e>=t&&e<=d&&(i=h),e+s>=t&&e<d)o=t,l=d,a=l-e;else if(e+s<t){n=t;break}}return{len:a,start:o||0,end:l||0,nextStart:n,buffered:t,bufferedIndex:i}}static getBuffered(t){try{return t.buffered||ws}catch(e){return W.log("failed to get media.buffered",e),ws}}}const Os=/\{\$([a-zA-Z0-9-_]+)\}/g;function xs(t){return Os.lastIndex=0,Os.test(t)}function Fs(t,e){if(null!==t.variableList||t.hasVariableRefs){const s=t.variableList;return e.replace(Os,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 Ns(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: ${a.message}`))}}else i=e.NAME,r=e.VALUE;i in n?t.playlistParsingError||(t.playlistParsingError=new Error(`EXT-X-DEFINE duplicate Variable Name declarations: "${i}"`)):n[i]=r||""}function $s(t,e,s){const i=e.IMPORT;if(s&&i in s){let e=t.variableList;e||(t.variableList=e={}),e[i]=s[i]}else t.playlistParsingError||(t.playlistParsingError=new Error(`EXT-X-DEFINE IMPORT attribute not found in Multivariant Playlist: "${i}"`))}const Bs=/^(\d+)x(\d+)$/,Us=/(.+?)=(".*?"|.*?)(?:,|$)/g;class Gs{constructor(t,e){"string"===typeof t&&(t=Gs.parseAttrList(t,e)),k(this,t)}get clientAttrs(){return Object.keys(this).filter(t=>"X-"===t.substring(0,2))}decimalInteger(t){const e=parseInt(this[t],10);return e>Number.MAX_SAFE_INTEGER?1/0:e}hexadecimalInteger(t){if(this[t]){let e=(this[t]||"0x").slice(2);e=(1&e.length?"0":"")+e;const s=new Uint8Array(e.length/2);for(let t=0;t<e.length/2;t++)s[t]=parseInt(e.slice(2*t,2*t+2),16);return s}return null}hexadecimalIntegerAsNumber(t){const e=parseInt(this[t],16);return e>Number.MAX_SAFE_INTEGER?1/0:e}decimalFloatingPoint(t){return parseFloat(this[t])}optionalFloat(t,e){const s=this[t];return s?parseFloat(s):e}enumeratedString(t){return this[t]}enumeratedStringList(t,e){const s=this[t];return(s?s.split(/[ ,]+/):[]).reduce((t,e)=>(t[e.toLowerCase()]=!0,t),e)}bool(t){return"YES"===this[t]}decimalResolution(t){const e=Bs.exec(this[t]);if(null!==e)return{width:parseInt(e[1],10),height:parseInt(e[2],10)}}static parseAttrList(t,e){let s;const i={};for(Us.lastIndex=0;null!==(s=Us.exec(t));){const r=s[1].trim();let n=s[2];const a=0===n.indexOf('"')&&n.lastIndexOf('"')===n.length-1;let o=!1;if(a)n=n.slice(1,-1);else switch(r){case"IV":case"SCTE35-CMD":case"SCTE35-IN":case"SCTE35-OUT":o=!0}if(e&&(a||o))n=Fs(e,n);else if(!o&&!a)switch(r){case"CLOSED-CAPTIONS":if("NONE"===n)break;case"ALLOWED-CPC":case"CLASS":case"ASSOC-LANGUAGE":case"AUDIO":case"BYTERANGE":case"CHANNELS":case"CHARACTERISTICS":case"CODECS":case"DATA-ID":case"END-DATE":case"GROUP-ID":case"ID":case"IMPORT":case"INSTREAM-ID":case"KEYFORMAT":case"KEYFORMATVERSIONS":case"LANGUAGE":case"NAME":case"PATHWAY-ID":case"QUERYPARAM":case"RECENTLY-REMOVED-DATERANGES":case"SERVER-URI":case"STABLE-RENDITION-ID":case"STABLE-VARIANT-ID":case"START-DATE":case"SUBTITLES":case"SUPPLEMENTAL-CODECS":case"URI":case"VALUE":case"VIDEO":case"X-ASSET-LIST":case"X-ASSET-URI":W.warn(`${t}: attribute ${r} is missing quotes`)}i[r]=n}return i}}function Ks(t){return"ID"!==t&&"CLASS"!==t&&"CUE"!==t&&"START-DATE"!==t&&"DURATION"!==t&&"END-DATE"!==t&&"END-ON-NEXT"!==t}function Vs(t){return"SCTE35-OUT"===t||"SCTE35-IN"===t||"SCTE35-CMD"===t}class Hs{constructor(t,e,s=0){var r;if(this.attr=void 0,this.tagAnchor=void 0,this.tagOrder=void 0,this._startDate=void 0,this._endDate=void 0,this._dateAtEnd=void 0,this._cue=void 0,this._badValueForSameId=void 0,this.tagAnchor=(null==e?void 0:e.tagAnchor)||null,this.tagOrder=null!=(r=null==e?void 0:e.tagOrder)?r:s,e){const s=e.attr;for(const e in s)if(Object.prototype.hasOwnProperty.call(t,e)&&t[e]!==s[e]){W.warn(`DATERANGE tag attribute: "${e}" does not match for tags with ID: "${t.ID}"`),this._badValueForSameId=e;break}t=k(new Gs({}),s,t)}if(this.attr=t,e?(this._startDate=e._startDate,this._cue=e._cue,this._endDate=e._endDate,this._dateAtEnd=e._dateAtEnd):this._startDate=new Date(t["START-DATE"]),"END-DATE"in t){const s=(null==e?void 0:e.endDate)||new Date(t["END-DATE"]);i(s.getTime())&&(this._endDate=s)}}get id(){return this.attr.ID}get class(){return this.attr.CLASS}get cue(){const t=this._cue;return void 0===t?this._cue=this.attr.enumeratedStringList(this.attr.CUE?"CUE":"X-CUE",{pre:!1,post:!1,once:!1}):t}get startTime(){const{tagAnchor:t}=this;return null===t||null===t.programDateTime?(W.warn(`Expected tagAnchor Fragment with PDT set for DateRange "${this.id}": ${t}`),NaN):t.start+(this.startDate.getTime()-t.programDateTime)/1e3}get startDate(){return this._startDate}get endDate(){const t=this._endDate||this._dateAtEnd;if(t)return t;const e=this.duration;return null!==e?this._dateAtEnd=new Date(this._startDate.getTime()+1e3*e):null}get duration(){if("DURATION"in this.attr){const t=this.attr.decimalFloatingPoint("DURATION");if(i(t))return t}else if(this._endDate)return(this._endDate.getTime()-this._startDate.getTime())/1e3;return null}get plannedDuration(){return"PLANNED-DURATION"in this.attr?this.attr.decimalFloatingPoint("PLANNED-DURATION"):null}get endOnNext(){return this.attr.bool("END-ON-NEXT")}get isInterstitial(){return"com.apple.hls.interstitial"===this.class}get isValid(){return!!this.id&&!this._badValueForSameId&&i(this.startDate.getTime())&&(null===this.duration||this.duration>=0)&&(!this.endOnNext||!!this.class)&&(!this.attr.CUE||!this.cue.pre&&!this.cue.post||this.cue.pre!==this.cue.post)&&(!this.isInterstitial||"X-ASSET-URI"in this.attr||"X-ASSET-LIST"in this.attr)}get invalidReason(){return this.id?this._badValueForSameId?`Date range ${this._badValueForSameId} mismatch`:i(this.startDate.getTime())?!this.isInterstitial||"X-ASSET-URI"in this.attr||"X-ASSET-LIST"in this.attr?this.isValid?null:"Unknown (check DURATION(|END|NEXT), CLASS, and CUE)":"Interstitial Date range missing X-ASSET-(LIST|URI)":"Date range invalid start date":"Missing ID"}}class Ys{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.dateRangeTagCount=0,this.live=!0,this.iframesOnly=!1,this.requestScheduled=-1,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!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.appliedTimelineOffset=void 0,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=0:this.misses=t.misses+1}hasKey(t){return this.encryptedFragments.some(e=>{let s=e.decryptdata;return s||(e.setKeyFormat(t.keyFormat),s=e.decryptdata),!!s&&t.matches(s)})}get hasProgramDateTime(){return!!this.fragments.length&&i(this.fragments[this.fragments.length-1].programDateTime)}get levelTargetDuration(){return this.averagetargetduration||this.targetduration||10}get drift(){const t=this.driftEndTime-this.driftStartTime;if(t>0){return 1e3*(this.driftEnd-this.driftStart)/t}return 1}get edge(){return this.partEnd||this.fragmentEnd}get partEnd(){var t;return null!=(t=this.partList)&&t.length?this.partList[this.partList.length-1].end:this.fragmentEnd}get fragmentEnd(){return this.fragments.length?this.fragments[this.fragments.length-1].end:0}get fragmentStart(){return this.fragments.length?this.fragments[0].start:0}get age(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}get lastPartIndex(){var t;return null!=(t=this.partList)&&t.length?this.partList[this.partList.length-1].index:-1}get maxPartIndex(){const t=this.partList;if(t){const e=this.lastPartIndex;if(-1!==e){for(let s=t.length;s--;)if(t[s].index>e)return t[s].index;return e}}return 0}get lastPartSn(){var t;return null!=(t=this.partList)&&t.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}get expired(){if(this.live&&this.age&&this.misses<3){const t=this.partEnd-this.fragmentStart;return this.age>Math.max(t,this.totalduration)+this.levelTargetDuration}return!1}}function js(t,e){return t.length===e.length&&!t.some((t,s)=>t!==e[s])}function qs(t,e){return!t&&!e||!(!t||!e)&&js(t,e)}function Ws(t){return"AES-128"===t||"AES-256"===t||"AES-256-CTR"===t}function Xs(t){switch(t){case"AES-128":case"AES-256":return ys;case"AES-256-CTR":return Es;default:throw new Error(`invalid full segment method ${t}`)}}function zs(t){return Uint8Array.from(unescape(encodeURIComponent(t)),t=>t.charCodeAt(0))}function Qs(t){const e=function(t,e,s){const i=t[e];t[e]=t[s],t[s]=i};e(t,0,3),e(t,1,2),e(t,4,5),e(t,6,7)}function Zs(t){const e=t.split(":");let s=null;if("data"===e[0]&&2===e.length){const t=e[1].split(";"),i=t[t.length-1].split(",");if(2===i.length){const e="base64"===i[0],r=i[1];e?(t.splice(-1,1),s=Et(r)):s=function(t){const e=zs(t).subarray(0,16),s=new Uint8Array(16);return s.set(e,16-e.length),s}(r)}}return s}const Js="undefined"!==typeof self?self:void 0;var ti={CLEARKEY:"org.w3.clearkey",FAIRPLAY:"com.apple.fps",PLAYREADY:"com.microsoft.playready",WIDEVINE:"com.widevine.alpha"},ei={CLEARKEY:"org.w3.clearkey",FAIRPLAY:"com.apple.streamingkeydelivery",PLAYREADY:"com.microsoft.playready",WIDEVINE:"urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"};function si(t){switch(t){case ei.FAIRPLAY:return ti.FAIRPLAY;case ei.PLAYREADY:return ti.PLAYREADY;case ei.WIDEVINE:return ti.WIDEVINE;case ei.CLEARKEY:return ti.CLEARKEY}}var ii="edef8ba979d64acea3c827dcd51d21ed";function ri(t){switch(t){case ti.FAIRPLAY:return ei.FAIRPLAY;case ti.PLAYREADY:return ei.PLAYREADY;case ti.WIDEVINE:return ei.WIDEVINE;case ti.CLEARKEY:return ei.CLEARKEY}}function ni(t){const{drmSystems:e,widevineLicenseUrl:s}=t,i=e?[ti.FAIRPLAY,ti.WIDEVINE,ti.PLAYREADY,ti.CLEARKEY].filter(t=>!!e[t]):[];return!i[ti.WIDEVINE]&&s&&i.push(ti.WIDEVINE),i}const ai=null!=Js&&null!=(oi=Js.navigator)&&oi.requestMediaKeySystemAccess?self.navigator.requestMediaKeySystemAccess.bind(self.navigator):null;var oi;function li(t){const e=Tt(new Uint16Array(t.buffer,t.byteOffset,t.byteLength/2)),s=e.substring(e.indexOf("<"),e.length),i=(new DOMParser).parseFromString(s,"text/xml").getElementsByTagName("KID")[0];if(i){const t=i.childNodes[0]?i.childNodes[0].nodeValue:i.getAttribute("VALUE");if(t){const e=Et(t).subarray(0,16);return Qs(e),e}}return null}let hi={};class di{static clearKeyUriToKeyIdMap(){hi={}}static setKeyIdForUri(t,e){hi[t]=e}static addKeyIdForUri(t){const e=Object.keys(hi).length%Number.MAX_SAFE_INTEGER,s=new Uint8Array(16);return new DataView(s.buffer,12,4).setUint32(0,e),hi[t]=s,s}constructor(t,e,s,i=[1],r=null,n){this.uri=void 0,this.method=void 0,this.keyFormat=void 0,this.keyFormatVersions=void 0,this.encrypted=void 0,this.isCommonEncryption=void 0,this.iv=null,this.key=null,this.keyId=null,this.pssh=null,this.scheme=void 0,this.method=t,this.uri=e,this.keyFormat=s,this.keyFormatVersions=i,this.iv=r,this.encrypted=!!t&&"NONE"!==t,this.isCommonEncryption=this.encrypted&&!Ws(t),null!=n&&n.startsWith("0x")&&(this.keyId=new Uint8Array(yt(n)))}matches(t){return t.uri===this.uri&&t.method===this.method&&t.encrypted===this.encrypted&&t.keyFormat===this.keyFormat&&js(t.keyFormatVersions,this.keyFormatVersions)&&qs(t.iv,this.iv)&&qs(t.keyId,this.keyId)}isSupported(){if(this.method){if(Ws(this.method)||"NONE"===this.method)return!0;if("identity"===this.keyFormat)return"SAMPLE-AES"===this.method;switch(this.keyFormat){case ei.FAIRPLAY:case ei.WIDEVINE:case ei.PLAYREADY:case ei.CLEARKEY:return-1!==["SAMPLE-AES","SAMPLE-AES-CENC","SAMPLE-AES-CTR"].indexOf(this.method)}}return!1}getDecryptData(t,e){var s;if(!this.encrypted||!this.uri)return null;if(Ws(this.method)){let e=this.iv;e||("number"!==typeof t&&(W.warn(`missing IV for initialization segment with method="${this.method}" - compliance issue`),t=0),e=function(t){const e=new Uint8Array(16);for(let s=12;s<16;s++)e[s]=t>>8*(15-s)&255;return e}(t));return new di(this.method,this.uri,"identity",this.keyFormatVersions,e)}if(this.keyId){const t=hi[this.uri];if(t&&!js(this.keyId,t)&&di.setKeyIdForUri(this.uri,this.keyId),this.pssh)return this}const i=Zs(this.uri);if(i)switch(this.keyFormat){case ei.WIDEVINE:if(this.pssh=i,!this.keyId){const t=Jt(i.buffer).filter(t=>t.systemId===ii);if(t.length){var r;const e=t[0];this.keyId=null!=(r=e.kids)&&r.length?e.kids[0]:null}}this.keyId||(this.keyId=ui(e));break;case ei.PLAYREADY:{const t=new Uint8Array([154,4,240,121,152,64,66,134,171,146,230,91,224,136,95,149]);this.pssh=Zt(t,0,i),this.keyId=li(i);break}default:{let t=i.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(16!==(null==(s=this.keyId)?void 0:s.byteLength)){let t;t=function(t){const e=null==t?void 0:t[ei.WIDEVINE];if(e)return e.keyId;return null}(e),t||(t=ui(e),t||(t=hi[this.uri])),t&&(this.keyId=t,di.setKeyIdForUri(this.uri,t))}return this}}function ui(t){const e=null==t?void 0:t[ei.PLAYREADY];if(e){const t=Zs(e.uri);if(t)return li(t)}return null}const ci=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-(I-FRAME-STREAM-INF|SESSION-DATA|SESSION-KEY|DEFINE|CONTENT-STEERING|START):([^\r\n]*)(?:[\r\n]+|$)/g,fi=/#EXT-X-MEDIA:(.*)/g,gi=/^#EXT(?:INF|-X-TARGETDURATION):/m,mi=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[^\r\n]*)/.source,/#.*/.source].join("|"),"g"),pi=new RegExp([/#EXT-X-(PROGRAM-DATE-TIME|BYTERANGE|DATERANGE|DEFINE|KEY|MAP|PART|PART-INF|PLAYLIST-TYPE|PRELOAD-HINT|RENDITION-REPORT|SERVER-CONTROL|SKIP|START):(.+)/.source,/#EXT-X-(BITRATE|DISCONTINUITY-SEQUENCE|MEDIA-SEQUENCE|TARGETDURATION|VERSION): *(\d+)/.source,/#EXT-X-(DISCONTINUITY|ENDLIST|GAP|INDEPENDENT-SEGMENTS|I-FRAMES-ONLY)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|"));class vi{static findGroup(t,e){for(let s=0;s<t.length;s++){const i=t[s];if(i.id===e)return i}}static resolve(t,e){return c.buildAbsoluteURL(e,t,{alwaysNormalize:!0})}static isMediaPlaylist(t){return gi.test(t)}static parseMasterPlaylist(t,e){const s={contentSteering:null,levels:[],iframeVariants:[],playlistParsingError:null,sessionData:null,sessionKeys:null,startTimeOffset:null,variableList:null,hasVariableRefs:xs(t)},i=[];if(ci.lastIndex=0,!t.startsWith("#EXTM3U"))return s.playlistParsingError=new Error("no EXTM3U delimiter"),s;let r;for(;null!=(r=ci.exec(t));)if(r[1]){const t=yi(new Gs(r[1],s),r[2],e,s,i);t&&s.levels.push(t)}else if(r[3]){const t=r[3],n=r[4];switch(t){case"I-FRAME-STREAM-INF":{const t=new Gs(n,s),r=yi(t,t.URI,e,s,i,!0);r&&s.iframeVariants.push(r)}break;case"SESSION-DATA":{const t=new Gs(n,s),e=t["DATA-ID"];e&&(null===s.sessionData&&(s.sessionData={}),s.sessionData[e]=t);break}case"SESSION-KEY":{const t=Si(n,e,s);t.encrypted&&t.isSupported()?(null===s.sessionKeys&&(s.sessionKeys=[]),s.sessionKeys.push(t)):W.warn(`[Keys] Ignoring invalid EXT-X-SESSION-KEY tag: "${n}"`);break}case"DEFINE":Ns(s,new Gs(n,s),e);break;case"CONTENT-STEERING":{const t=new Gs(n,s);s.contentSteering={uri:vi.resolve(t["SERVER-URI"],e),pathwayId:t["PATHWAY-ID"]||"."};break}case"START":s.startTimeOffset=Ai(n)}}const n=i.length>0&&i.length<s.levels.length;return s.levels=n?i:s.levels,0===s.levels.length&&(s.playlistParsingError=new Error("no levels found in manifest")),s}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;for(fi.lastIndex=0;null!==(i=fi.exec(t));){const t=new Gs(i[1],s),n=t.TYPE;if(n){const s=a[n],i=r[n]||[];r[n]=i;const l=t.LANGUAGE,h=t["ASSOC-LANGUAGE"],d=t.CHANNELS,u=t.CHARACTERISTICS,c=t["INSTREAM-ID"],f={attrs:t,bitrate:0,id:o++,groupId:t["GROUP-ID"]||"",name:t.NAME||l||"",type:n,default:t.bool("DEFAULT"),autoselect:t.bool("AUTOSELECT"),forced:t.bool("FORCED"),lang:l,url:t.URI?vi.resolve(t.URI,e):""};if(h&&(f.assocLang=h),d&&(f.channels=d),u&&(f.characteristics=u),c&&(f.instreamId=c),null!=s&&s.length){const t=vi.findGroup(s,f.groupId)||s[0];Ii(f,t,"audioCodec"),Ii(f,t,"textCodec")}i.push(f)}}return r}static parseLevelPlaylist(t,e,s,r,n,a){var o;const l={url:e},h=new Ys(e),d=h.fragments,u=[];let c,f,g,m,p=null,v=0,y=0,E=0,T=0,S=0,A=null,R=new L(r,l),b=-1,D=!1,P=null;if(mi.lastIndex=0,h.m3u8=t,h.hasVariableRefs=xs(t),"#EXTM3U"!==(null==(o=mi.exec(t))?void 0:o[0]))return h.playlistParsingError=new Error("Missing format identifier #EXTM3U"),h;for(;null!==(c=mi.exec(t));){D&&(D=!1,R=new L(r,l),R.playlistOffset=E,R.setStart(E),R.sn=v,R.cc=T,S&&(R.bitrate=S),R.level=s,p&&(R.initSegment=p,p.rawProgramDateTime&&(R.rawProgramDateTime=p.rawProgramDateTime,p.rawProgramDateTime=null),P&&(R.setByteRange(P),P=null)));const t=c[1];if(t){R.duration=parseFloat(t);const e=(" "+c[2]).slice(1);R.title=e||null,R.tagList.push(e?["INF",t,e]:["INF",t])}else if(c[3]){if(i(R.duration)){var _;R.playlistOffset=E,R.setStart(E),g&&ki(R,g,h),R.sn=v,R.level=s,R.cc=T;const t=(" "+c[3]).slice(1);R.relurl=Fs(h,t),Ri(R,A,u),A=R,E+=R.duration,v++,y=0;const e=R.byteRange;if(2===e.length&&(R.bitrate=8*(e[1]-e[0])/R.duration|0),h.iframesOnly&&e[0]&&(null==(_=p)?void 0:_.cc)!==T){const t=new L(r,l);t.relurl=R.relurl,t.setByteRange(`${Math.min(e[0],1316)}@0`),t.level=s,t.sn="initSegment",g&&(t.levelkeys=g,g.identity&&(t._decryptdata=g.identity.getDecryptData(0))),p=t,R.initSegment=p}d.push(R),D=!0}}else{if(c=c[0].match(pi),!c){W.warn("No matches on slow regex match for level playlist!");continue}for(f=1;f<c.length&&void 0===c[f];f++);const t=(" "+c[f]).slice(1),n=(" "+c[f+1]).slice(1),o=c[f+2]?(" "+c[f+2]).slice(1):null;switch(t){case"BYTERANGE":A?R.setByteRange(n,A):R.setByteRange(n);break;case"PROGRAM-DATE-TIME":R.rawProgramDateTime=n,R.tagList.push(["PROGRAM-DATE-TIME",n]),-1===b&&(b=d.length);break;case"PLAYLIST-TYPE":h.type&&Di(h,t,c),h.type=n.toUpperCase();break;case"MEDIA-SEQUENCE":0!==h.startSN?Di(h,t,c):null!==A&&Pi(h,t,c),h.startSN=parseInt(n),v=h.startSN+h.skippedSegments;break;case"SKIP":{h.skippedSegments&&Di(h,t,c);const e=new Gs(n,h),s=e.decimalInteger("SKIPPED-SEGMENTS");if(i(s)){h.skippedSegments+=s;for(let t=s;t--;)d.push(null);v+=s}const r=e.enumeratedString("RECENTLY-REMOVED-DATERANGES");r&&(h.recentlyRemovedDateranges=(h.recentlyRemovedDateranges||[]).concat(r.split("\t")));break}case"TARGETDURATION":0!==h.targetduration&&Di(h,t,c),h.targetduration=Math.max(parseInt(n),1);break;case"VERSION":null!==h.version&&Di(h,t,c),h.version=parseInt(n);break;case"INDEPENDENT-SEGMENTS":break;case"I-FRAMES-ONLY":h.iframesOnly=!0;break;case"ENDLIST":h.live||Di(h,t,c),h.live=!1;break;case"#":(n||o)&&R.tagList.push(o?[n,o]:[n]);break;case"DISCONTINUITY":T++,R.tagList.push(["DIS"]);break;case"GAP":R.gap=!0,R.tagList.push([t]);break;case"BITRATE":R.tagList.push([t,n]),S=1e3*parseInt(n),i(S)?R.bitrate=S:S=0;break;case"DATERANGE":{const t=new Gs(n,h),e=new Hs(t,h.dateRanges[t.ID],h.dateRangeTagCount);h.dateRangeTagCount++,e.isValid||h.skippedSegments?h.dateRanges[e.id]=e:W.log(`Ignoring invalid DATERANGE tag: ${e.invalidReason}: ${n}`),R.tagList.push(["EXT-X-DATERANGE",n]);break}case"DEFINE":{const t=new Gs(n,h);"IMPORT"in t?$s(h,t,a):Ns(h,t,e)}break;case"DISCONTINUITY-SEQUENCE":0!==h.startCC&&Di(h,t,c),h.startCC=T=parseInt(n),d.forEach(t=>t&&(t.cc=T));break;case"KEY":{const t=Si(n,e,h);if(t.isSupported()){if("NONE"===t.method){g=void 0;break}g||(g={});const e=g[t.keyFormat];null!=e&&e.matches(t)||(e&&(g=k({},g)),g[t.keyFormat]=t)}else W.warn(`[Keys] Ignoring unsupported EXT-X-KEY tag: "${n}"`);break}case"START":h.startTimeOffset=Ai(n);break;case"MAP":{const t=new Gs(n,h);if(R.duration){const e=new L(r,l);bi(e,t,s,g),p=e,R.initSegment=p,p.rawProgramDateTime&&!R.rawProgramDateTime&&(R.rawProgramDateTime=p.rawProgramDateTime)}else{const e=R.byteRangeEndOffset;if(e){const t=R.byteRangeStartOffset;P=`${e-t}@${t}`}else P=null;bi(R,t,s,g),p=R,D=!0}p.cc=T;break}case"SERVER-CONTROL":m&&Di(h,t,c),m=new Gs(n),h.canBlockReload=m.bool("CAN-BLOCK-RELOAD"),h.canSkipUntil=m.optionalFloat("CAN-SKIP-UNTIL",0),h.canSkipDateRanges=h.canSkipUntil>0&&m.bool("CAN-SKIP-DATERANGES"),h.partHoldBack=m.optionalFloat("PART-HOLD-BACK",0),h.holdBack=m.optionalFloat("HOLD-BACK",0);break;case"PART-INF":{h.partTarget&&Di(h,t,c);const e=new Gs(n);h.partTarget=e.decimalFloatingPoint("PART-TARGET");break}case"PART":{let t=h.partList;t||(t=h.partList=[]);const e=y>0?t[t.length-1]:void 0,s=y++,i=new Gs(n,h),r=new I(i,R,l,s,e);t.push(r),R.duration+=r.duration;break}case"PRELOAD-HINT":{const t=new Gs(n,h);h.preloadHint=t;break}case"RENDITION-REPORT":{const t=new Gs(n,h);h.renditionReports=h.renditionReports||[],h.renditionReports.push(t);break}default:W.warn(`line parsed but not handled: ${c}`)}}}A&&!A.relurl?(d.pop(),E-=A.duration,h.partList&&(h.fragmentHint=A)):h.partList&&(Ri(R,A,u),R.cc=T,h.fragmentHint=R,g&&ki(R,g,h)),h.targetduration||(h.playlistParsingError=new Error("Missing Target Duration"));const C=d.length,w=d[0],M=d[C-1];if(E+=h.skippedSegments*h.targetduration,E>0&&C&&M){h.averagetargetduration=E/C;const t=M.sn;h.endSN="initSegment"!==t?t:0,h.live||(M.endList=!0),b>0&&(!function(t,e,s){if(s||(s=t[e]),!s)return;for(let i=e;i--;){const e=t[i];if(!e)return;e.programDateTime=s.programDateTime-1e3*e.duration,s=e}}(d,b,b>C-1?R:null),w&&u.unshift(w))}return h.fragmentHint&&(E+=h.fragmentHint.duration),h.totalduration=E,u.length&&h.dateRangeTagCount&&w&&Ei(u,h),h.endCC=T,h}}function yi(t,e,s,i,r,n){var a;if(void 0===e)return null;const o=Fs(i,e),l={attrs:t,bitrate:t.decimalInteger("BANDWIDTH")||t.decimalInteger("AVERAGE-BANDWIDTH"),name:t.NAME,url:vi.resolve(o,s)},h=t.decimalResolution("RESOLUTION");h&&(l.width=h.width,l.height=h.height),Li(t.CODECS,l);const d=t["SUPPLEMENTAL-CODECS"];return d&&(l.supplemental={},Li(d,l.supplemental)),null!=(a=l.unknownCodecs)&&a.length||r.push(l),n&&(l.iframes=!0),l}function Ei(t,e){let s=t.length;if(!s){if(!e.hasProgramDateTime)return;{const i=e.fragments[e.fragments.length-1];t.push(i),s++}}const i=t[s-1],r=e.live?1/0:e.totalduration,n=Object.keys(e.dateRanges);for(let o=n.length;o--;){const l=e.dateRanges[n[o]],h=l.startDate.getTime();l.tagAnchor=i.ref;for(let i=s;i--;){var a;if((null==(a=t[i])?void 0:a.sn)<e.startSN)break;const s=Ti(e,h,t,i,r);if(s){l.tagAnchor=s.ref;break}}}}function Ti(t,e,s,i,r){const n=s[i];if(n){const o=n.programDateTime;if(e>=o||0===i){var a;if(e<=o+1e3*(((null==(a=s[i+1])?void 0:a.start)||r)-n.start)){const r=n.sn-t.startSN,a=t.fragments;if(r>=0&&r<a.length){if(a.length>s.length){const n=s[i+1]||a[a.length-1];for(let s=Math.min(n.sn-t.startSN,a.length-1);s>r;s--){const t=a[s].programDateTime;if(e>=t&&e<t+1e3*a[s].duration)return a[s]}}return a[r]}}}}return null}function Si(t,e,s){var i,r;const n=new Gs(t,s),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&&W.error(`Invalid IV: ${n.IV}`);const u=o?vi.resolve(o,e):"",c=(h||"1").split("/").map(Number).filter(Number.isFinite);return new di(a,u,d,c,l,n.KEYID)}function Ai(t){const e=new Gs(t).decimalFloatingPoint("TIME-OFFSET");return i(e)?e:null}function Li(t,e){let s=(t||"").split(/[ ,]+/).filter(t=>t);["video","audio","text","image"].forEach(t=>{const i=s.filter(e=>de(e,t));i.length&&(e[`${t}Codec`]=i.map(t=>t.split("/")[0]).join(","),s=s.filter(t=>-1===i.indexOf(t)))}),e.unknownCodecs=s}function Ii(t,e,s){const i=e[s];i&&(t[s]=i)}function Ri(t,e,s){t.rawProgramDateTime?s.push(t):null!=e&&e.programDateTime&&(t.programDateTime=e.endProgramDateTime)}function bi(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 ki(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)}function Di(t,e,s){t.playlistParsingError=new Error(`#EXT-X-${e} must not appear more than once (${s[0]})`)}function Pi(t,e,s){t.playlistParsingError=new Error(`#EXT-X-${e} must appear before the first Media Segment (${s[0]})`)}function _i(t,e){const s=e.startPTS;if(i(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.setDuration(r)}else if(e.sn>t.sn){t.cc===e.cc&&t.minEndPTS?e.setStart(t.start+(t.minEndPTS-t.start)):e.setStart(t.start+t.duration)}else e.setStart(Math.max(t.start-e.duration,0))}function Ci(t,e,s,r,n,a,o,l){r-s<=0&&(l.warn("Fragment should have a positive duration",e),r=s+e.duration,a=n+e.duration);let h=s,d=r;const u=e.startPTS,c=e.endPTS;if(i(u)){const o=Math.abs(u-s);t&&o>t.totalduration?l.warn(`media timestamps and playlist times differ by ${o}s for level ${e.level} ${t.url}`):i(e.deltaPTS)?e.deltaPTS=Math.max(o,e.deltaPTS):e.deltaPTS=o,h=Math.max(s,u),s=Math.min(s,u),n=void 0!==e.startDTS?Math.min(n,e.startDTS):n,d=Math.min(r,c),r=Math.max(r,c),a=void 0!==e.endDTS?Math.max(a,e.endDTS):a}const f=s-e.start;0!==e.start&&e.setStart(s),e.setDuration(r-e.start),e.startPTS=s,e.maxStartPTS=h,e.startDTS=n,e.endPTS=r,e.minEndPTS=d,e.endDTS=a;const g=e.sn;if(!t||g<t.startSN||g>t.endSN)return 0;let m;

1const p=g-t.startSN,v=t.fragments;for(v[p]=e,m=p;m>0;m--)_i(v[m],v[m-1]);for(m=p;m<v.length-1;m++)_i(v[m],v[m+1]);return t.fragmentHint&&_i(v[v.length-1],t.fragmentHint),t.PTSKnown=t.alignedSliding=!0,f}function wi(t,e,s){if(t===e)return;let r=null;const n=t.fragments;for(let i=n.length-1;i>=0;i--){const t=n[i].initSegment;if(t){r=t;break}}let a;t.fragmentHint&&delete t.fragmentHint.endPTS,function(t,e,s){var i;const r=e.skippedSegments,n=Math.max(t.startSN,e.startSN)-e.startSN,a=(t.fragmentHint?1:0)+(r?e.endSN:Math.min(t.endSN,e.endSN))-e.startSN,o=e.startSN-t.startSN,l=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,h=null!=(i=t.fragmentHint)&&i.duration?t.fragments.concat(t.fragmentHint):t.fragments;for(let d=n;d<=a;d++){const i=h[o+d];let n=l[d];if(r&&!n&&i&&(n=e.fragments[d]=i),i&&n){s(i,n,d,l);const r=i.relurl,a=n.relurl;if(r&&Ui(r,a))return void(e.playlistParsingError=Mi(`media sequence mismatch ${n.sn}:`,t,e,i,n));if(i.cc!==n.cc)return void(e.playlistParsingError=Mi(`discontinuity sequence mismatch (${i.cc}!=${n.cc})`,t,e,i,n))}}}(t,e,(t,s,n,o)=>{if((!e.startCC||e.skippedSegments)&&s.cc!==t.cc){const i=t.cc-s.cc;for(let t=n;t<o.length;t++)o[t].cc+=i;e.endCC=o[o.length-1].cc}i(t.startPTS)&&i(t.endPTS)&&(s.setStart(s.startPTS=t.startPTS),s.startDTS=t.startDTS,s.maxStartPTS=t.maxStartPTS,s.endPTS=t.endPTS,s.endDTS=t.endDTS,s.minEndPTS=t.minEndPTS,s.setDuration(t.endPTS-t.startPTS),s.duration&&(a=s),e.PTSKnown=e.alignedSliding=!0),t.hasStreams&&(s.elementaryStreams=t.elementaryStreams),s.loader=t.loader,t.hasStats&&(s.stats=t.stats),t.initSegment&&(s.initSegment=t.initSegment,r=t.initSegment)});const o=e.fragments,l=e.fragmentHint?o.concat(e.fragmentHint):o;if(r&&l.forEach(t=>{var e;!t||t.initSegment&&t.initSegment.relurl!==(null==(e=r)?void 0:e.relurl)||(t.initSegment=r)}),e.skippedSegments){if(e.deltaUpdateFailed=o.some(t=>!t),e.deltaUpdateFailed){s.warn("[level-helper] Previous playlist missing segments ski

1(t||s)&&(!e.loader||!s&&this.isFragmentNearlyDownloaded(e)?this.fragPrevious=null:(this.log(`Cancelling fragment load for seek (sn: ${e.sn}) - ${t?"backward":"forward"} seek`),e.abortRequests(),this.resetLoadingState()))}}if(s){this.fragmentTracker.removeFragmentsInRange(n,1/0,this.playlistType,!0);if(n>this.lastCurrentTime&&(this.lastCurrentTime=n),!this.loadingParts){const t=Math.max(a.end,n),e=this.shouldLoadParts(this.getLevelDetails(),t);e&&(this.log(`LL-Part loading ON after seeking to ${n} with buffer @${t}`),this.loadingParts=e)}}const l=!Ms.isBuffered(s,n);this.hls.hasEnoughToStart&&!l||(this.log(`Setting ${l?"startPosition":"nextLoadPosition"} to ${n} for seek without enough to start`),this.nextLoadPosition=n,l&&(this.startPosition=n)),o<1&&this.state===zi&&this.tickImmediate()},this.onMediaEnded=()=>{this.log("setting startPosition to 0 because media ended"),this.startPosition=this.lastCurrentTime=0},this.playlistType=r,this.hls=t,this.fragmentLoader=new Rs(t.config),this.initFragmentLoader=new Rs(t.config),this.keyLoader=s,this.fragmentTracker=e,this.config=t.config,this.decrypter=new Ls(t.config)}registerListeners(){const{hls:t}=this;t.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(l.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(l.ERROR,this.onError,this)}doTick(){this.onTickEnd()}onTickEnd(){}startLoad(t){}stopLoad(){if(this.state===Xi)return;this.fragmentLoader.abort(),this.initFragmentLoader.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=Xi}get startPositionValue(){const{nextLoadPosition:t,startPosition:e}=this;if(-1===e&&t){const e=this.getLevelDetails();if(null!=e&&e.live){return(this.hls.liveSyncPosition||e.fragmentStart)+this.timelineOffset}return t}return e}get bufferingEnabled(){return this.buffering}get backtrackFragment(){}set backtrackFragment(t){}get couldBacktrack(){return!1}set couldBacktrack(t){}pauseBuffering(){this.buffering=!1}resumeBuffering(){this.buffering=!0}get inFlightFrag(){return{frag:this.fragCurrent,state:this.state}}_streamEnded(t,e){if(e.live||!this.media)return!1;const s=t.end||0,i=this.config.timelineOffset||0;if(s<=i)return!1;const r=t.buffered;this.config.maxBufferHole&&r&&r.length>1&&(t=Ms.bufferedInfo(r,t.start,0));const n=t.nextStart;if(n&&n>i&&n<e.edge)return!1;if(this.media.currentTime<t.start)return!1;const a=e.partList;if(null!=a&&a.length){const t=a[a.length-1];return Ms.isBuffered(this.media,t.start+t.duration/2)}const o=e.fragments[e.fragments.length-1];return this.fragmentTracker.isEndListAppended(o.type)}getLevelDetails(){if(this.levels&&null!==this.levelLastLoaded)return this.levelLastLoaded.details}get timelineOffset(){const t=this.config.timelineOffset;var e;return t?(null==(e=this.getLevelDetails())?void 0:e.appliedTimelineOffset)||t:0}onMediaAttached(t,e){const s=this.media=this.mediaBuffer=e.media;ji(s,"seeking",this.onMediaSeeking),ji(s,"ended",this.onMediaEnded);const i=this.config;this.levels&&i.autoStartLoad&&this.state===Xi&&this.startLoad(i.startPosition)}onMediaDetaching(t,e){this.fragPlaying=null;const s=!!e.transferMedia,i=this.media;if(null!==i){if(i.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),qi(i,"seeking",this.onMediaSeeking),qi(i,"ended",this.onMediaEnded),this.media=this.mediaBuffer=null,this.loopSn=void 0,s)return this.resetLoadingState(),void this.resetTransmuxer();this.loadingParts=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()}}onManifestLoading(){this.initPTS=[],this.fragPlaying=this.levels=this.levelLastLoaded=this.fragCurrent=null,this.lastCurrentTime=0,this.startPosition=-1,this.startFragRequested=!1}onError(t,e){}onManifestLoaded(t,e){this.startTimeOffset=e.startTimeOffset}onHandlerDestroying(){this.stopLoad(),this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null),super.onHandlerDestroying(),this.hls=this.onMediaSeeking=this.onMediaEnded=null}onHandlerDestroyed(){this.state=Xi,this.fragmentLoader&&this.fragmentLoader.destroy(),this.initFragmentLoader&&this.initFragmentLoader.destroy(),this.keyLoader&&this.keyLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.decrypter=this.keyLoader=null,this.fragmentLoader=this.initFragmentLoader=this.fragmentTracker=null,super.onHandlerDestroyed()}loadFragment(t,e,s){this.startFragRequested=!0,this._loadFragForPlayback(t,e,s)}_loadFragForPlayback(t,e,s){this._doFragLoad(t,e,s,t=>{const e=t.frag;if(this.fragContextChanged(e))return this.warn(`${e.type} sn: ${e.sn}${t.part?" part: "+t.part.index:""} of ${this.fragInfo(e,!1,t.part)} was dropped during download.`),void this.fragmentTracker.removeFragment(e);const s=++e.stats.chunkCount;this.log(`load progress ${e.type} sn: ${e.sn}${t.part?" part: "+t.part.index:""} of ${this.fragInfo(e,!1,t.part)} chunk: ${s}`),this._handleFragmentLoadProgress(t)}).then(t=>{if(!t)return;const e=this.state,s=t.frag;this.fragContextChanged(s)?(e===Zi||!this.fragCurrent&&e===er)&&(this.fragmentTracker.removeFragment(s),this.state=zi):("payload"in t&&(this.log(`Loaded ${s.type} sn: ${s.sn} of ${this.playlistLabel()} ${s.level} (bytes ${s.stats.loaded})`),this.hls.trigger(l.FRAG_LOADED,t)),this._handleFragmentLoadComplete(t))}).catch(e=>{this.state!==Xi&&this.state!==rr&&(this.log(`Frag error ${t.type} sn:${t.sn} cc:${t.cc}: ${(null==e?void 0:e.message)||e}`),this.resetFragmentLoading(t))})}clearTrackerIfNeeded(t){var e;const{fragmentTracker:s}=this;if(s.getState(t)===us){const e=t.type,i=this.getFwdBufferInfo(this.mediaBuffer,e),r=Math.max(t.duration,i?i.len:this.config.maxBufferLength),n=this.backtrackFragment;(1===(n?t.sn-n.sn:0)||this.reduceMaxBufferLength(r,t.duration))&&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)===cs&&s.removeFragment(t))}checkLiveUpdate(t){if(t.updated&&!t.live){const e=this.fragmentTracker,s=t.fragments[t.fragments.length-1];if(s.endList&&!e.isEndListAppended(this.playlistType)){const t=e.getPartialFragment(s.end);t&&(e.removeFragment(t),e.fragBuffered(s,!0))}e.detectPartialFragments({frag:s,part:null,stats:s.stats,id:s.type})}t.fragments[0]||(t.deltaUpdateFailed=!0)}waitForLive(t){const e=t.details;return(null==e?void 0:e.live)&&"EVENT"!==e.type&&(this.levelLastLoaded!==t||e.expired)}flushMainBuffer(t,e,s=null){if(!(t-e))return;const i={startOffset:t,endOffset:e,type:s};this.hls.trigger(l.BUFFER_FLUSHING,i)}_loadInitSegment(t){const{hls:e}=this;return this.initFragmentLoader.abort(),e.trigger(l.FRAG_LOADING,{frag:t,targetBufferTime:0}),this.initFragmentLoader.load(t).then(t=>{var e;const s=t.frag;if(!this.levels||!A(s,null==(e=this.fragCurrent)?void 0:e.initSegment))throw new Ps({type:a.NETWORK_E

1if(this.startFragRequested||!a||this.loadingParts||(this.log("LL-Part loading ON for initial live fragment"),this.loadingParts=!0),!e.PTSKnown&&!this.startFragRequested&&-1===this.startPosition||t<n){var l;o=this.getInitialLiveFragment(e);const s=this.config.startPosition,i=this.hls.startPosition,r=this.hls.liveSyncPosition,a=(null==(l=o)?void 0:l.start)||0;let h,d;if(-1!==i&&i>=n?(h=i,d=i===s?"config":"next load start"):r?(h=r,d="live edge"):(h=t,d="buffer pos"),h<a&&(h=a,d="live frag start"),h<n&&(h=n,d="playlist start"),this.startPosition!=h||this.nextLoadPosition!=h){const l=e.live&&!this.filterReplacedPrimary(o,e)?-1:h;this.log(`Setting startPosition to ${l} next load ${h} ${-1===i?"":`(from ${s}) `}based on ${d}. live edge: ${r} live frag start: ${a} playlist start: ${n} buffer pos: ${t}`),this.startPosition=l,this.nextLoadPosition=h}}}else t<=n&&(o=s[0]);if(!o){const s=this.loadingParts?e.partEnd:e.fragmentEnd;o=this.getFragmentAtPosition(t,s,e)}let h=this.filterReplacedPrimary(o,e);return!h&&o&&(h=is(e,o.sn),h&&(this.nextLoadPosition=h.start)),h}isLoopLoading(t,e){if(this.nextLoadPosition<=e)return!1;const s=this.fragmentTracker.getState(t);if(s===fs)return!0;if(s===cs){if(t.gap)return!0;if(t.stats.retry>1)return!0}return!1}getNextFragmentLoopLoading(t,e,s,i,r){let n=null;if(t.gap&&(n=this.getNextFragment(this.nextLoadPosition,e),n&&!n.gap&&s.nextStart)){const t=this.getFwdBufferInfoAtPos(this.mediaBuffer?this.mediaBuffer:this.media,s.nextStart,i,0);if(null!==t&&s.len+t.len>=r){const t=n.sn;return this.loopSn!==t&&(this.log(`buffer full after gaps in "${i}" playlist starting at sn: ${t}`),this.loopSn=t),null}}return this.loopSn=void 0,n}get primaryPrefetch(){if(hr(this.config)){var t;if(null==(t=this.hls.interstitialsManager)||null==(t=t.playingItem)?void 0:t.event)return!0}return!1}filterReplacedPrimary(t,e){if(!t)return t;if(hr(this.config)&&("type"in t?t:t.fragment).type!==m.SUBTITLE){const s=this.hls.interstitialsManager,i=null==s?void 0:s.bufferingItem;if(i){const s=i.event;if(s){if(!s.appendInPlace&&(Math.abs(t.start-i.start)>1||0===i.start))return null}else{if(t.end<=i.start&&!1===(null==e?void 0:e.live))return null;if(t.start>=i.end&&i.nextEvent&&(i.nextEvent.appendInPlace&&!i.nextEvent.hasPlayed||t.start-i.end>1))return null}}if(lr(t,null==s?void 0:s.playerQueue,this.playhead))return null}return t}getNextPart(t,e,s){let i=-1,r=!1,n=!0;for(let o=0,l=t.length;o<l;o++){const a=t[o];if(n=n&&!a.independent,i>-1&&s<a.start)break;const l=a.loaded||a.gap;l?i=-1:(r||(a.independent||n)&&a.fragment===e)&&(i=o),r=l&&!a.gap}const a=t[i];return a&&a.fragment!==e&&this.log(`Need buffer at ${s} but next unloaded part starts at ${a.start} (sn: ${e.sn} -> ${a.fragment.sn})`),i}loadedEndOfParts(t,e){let s;for(let i=t.length;i--;){if(s=t[i],!s.loaded)return!1;if(e>s.start)return!0}return!1}getInitialLiveFragment(t){const e=t.fragments,s=this.fragPrevious;let r=null;if(s){if(t.hasProgramDateTime&&(r=function(t,e,s){if(null===e||!Array.isArray(t)||!t.length||!i(e))return null;if(e<(t[0].programDateTime||0))return null;if(e>=(t[t.length-1].endProgramDateTime||0))return null;for(let i=0;i<t.length;++i){const r=t[i];if(es(e,s,r))return r}return null}(e,s.endProgramDateTime,this.config.maxFragLookUpTolerance),r&&this.log(`Live playlist, switching playlist, load frag with same PDT: ${s.programDateTime}`)),!r){const i=s.sn+1;if(i>=t.startSN&&i<=t.endSN){const n=e[i-t.startSN];s.cc===n.cc&&(r=n,this.log(`Live playlist, switching playlist, load frag with next SN: ${r.sn}`))}r||(r=ss(t,s.cc,s.end),r&&this.log(`Live playlist, switching playlist, load frag with same CC: ${r.sn}`))}}else{const e=this.hls.liveSyncPosition;null!==e&&(r=this.getFragmentAtPosition(e,this.bitrateTest?t.fragmentEnd:t.edge,t))}return r}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=!!(this.loadingParts&&null!=h&&h.length&&o);let u;if(d&&!this.bitrateTest&&h[h.length-1].fragment.sn===o.sn&&(n=n.concat(o),a=o.sn),r&&this.fragmentTracker.getState(r)===ds&&(r=null),t<e){var c;u=Je(r,n,t,t<this.lastCurrentTime||t>e-l||null!=(c=this.media)&&c.paused||!this.startFragRequested?0:l)}else u=n[n.length-1];if(u){const t=u.sn-s.startSN,e=this.fragmentTracker.getState(u);

1if((e===fs||e===cs&&u.gap)&&(r=u),S(u,r)&&(!d||h[0].fragment.sn>u.sn||!s.live)){const e=n[t+1];u=u.sn<a&&this.fragmentTracker.getState(e)!==fs?e:null}}return u}alignPlaylists(t,e,s){const r=t.fragments.length;if(!r)return this.warn("No fragments in live playlist"),0;const n=t.fragmentStart,a=!e,o=t.alignedSliding&&i(n);if(a||!o&&!n){Yi(s,t,this);const i=t.fragmentStart;return this.log(`Live playlist sliding: ${i} start-sn: ${e?e.startSN:"na"}->${t.startSN} fragments: ${r}`),i}return n}waitForCdnTuneIn(t){return t.live&&t.canBlockReload&&t.partTarget&&t.tuneInGoal>Math.max(t.partHoldBack,3*t.partTarget)}setStartPosition(t,e){let s=this.startPosition;s<e&&(s=-1);const r=this.timelineOffset;if(-1===s){const n=null!==this.startTimeOffset,a=n?this.startTimeOffset:t.startTimeOffset;if(null!==a&&i(a))s=e+a,a<0&&(s+=t.edge),s=Math.min(Math.max(e,s),e+t.totalduration),this.log(`Setting startPosition to ${s} for start time offset ${a} found in ${n?"multivariant":"media"} playlist`),this.startPosition=s;else if(t.live){const t=this.hls.liveSyncPosition;s=t||e,this.log(`Setting startPosition to -1 to start at ${t?"live edge":"playlist start"} ${s}`),this.startPosition=-1}else this.log("setting startPosition to 0 by default"),this.startPosition=s=0;this.lastCurrentTime=s+r}this.nextLoadPosition=s+r}getLoadPosition(){var t;const{media:e}=this;let s=0;return null!=(t=this.hls)&&t.hasEnoughToStart&&e&&!this.iframesOnly?s=e.currentTime:this.nextLoadPosition>=0&&(s=this.nextLoadPosition),s}get playhead(){var t;if(null!=(t=this.hls)&&t.hasEnoughToStart){var e;const t=null==(e=this.media)?void 0:e.currentTime;return i(t)?t:this.lastCurrentTime}return this.getLoadPosition()}get iframesOnly(){var t;if(this.playlistType!==m.MAIN)return!1;const e=this.getLevelDetails();return e?e.iframesOnly:null==(t=this.levelLastLoaded)?void 0:t.iframes}handleFragLoadAborted(t,e){this.transmuxer&&t.type===this.playlistType&&T(t)&&t.stats.aborted&&(this.log(`Fragment ${t.sn}${e?" part "+e.index:""} of ${this.playlistLabel()} ${t.level} was aborted`),this.resetFragmentLoading(t))}resetFragmentLoading(t){this.fragCurrent&&(this.fragContextChanged(t)||this.state===Ji)||(this.state=zi)}onFragmentOrKeyLoadError(t,e){if(e.chunkMeta&&!e.frag){const t=this.getCurrentContext(e.chunkMeta);t&&(e.frag=t.frag)}const{frag:s,part:i}=e;if(!s||!this.levels||s.type!==t)return;var r;if(this.fragContextChanged(s))return void this.warn(`Frag load error must match current frag to retry ${s.relurl} > ${null==(r=this.fragCurrent)?void 0:r.relurl}`);const n=e.details===o.FRAG_GAP;n&&this.fragmentTracker.addAsGap(s);const a=e.errorAction;if(!a)return void(this.state=rr);const{action:l,flags:h,retryCount:d=0,retryConfig:u}=a,c=!!u,f=c&&l===rs.RetryRequest,g=c&&!a.resolved&&h&ns.MoveAllAlternatesMatchingHost,m=this.hls.latestLevelDetails,p=null==m?void 0:m.live;if(!f&&g&&T(s)&&p&&s.sn<m.endSN&&!M(e))this.resetFragmentErrors(t),i?i.gap=!0:this.treatAsGap(s),a.resolved=!0;else if((f||g)&&d<u.maxNumRetry){var v;const i=$(null==(v=e.response)?void 0:v.code),r=x(u,d);if(this.resetStartWhenNotLoaded(),this.retryDate=self.performance.now()+r,this.state=Ji,a.resolved=!0,i)return this.log("Waiting for connection (offline)"),this.retryDate=1/0,void(e.reason="offline");this.warn(`Fragment ${s.sn} of ${t} ${s.level} errored with ${e.details}, retrying loading ${d+1}/${u.maxNumRetry} in ${r}ms`)}else if(u){if(this.resetFragmentErrors(t),!(d<u.maxNumRetry))return void this.warn(`${e.details} reached or exceeded max retry (${d})`);n||l===rs.RemoveAlternatePermanently||(a.resolved=!0)}else l===rs.SendAlternateToPenaltyBox?this.state=ar:this.state=rr;this.tickImmediate()}checkRetryDate(){const t=self.performance.now(),e=this.retryDate,s=e===1/0;(!e||t>=e||s&&!$(0))&&(s&&this.log("Connection restored (online)"),this.resetStartWhenNotLoaded(),this.state=zi)}reduceLengthAndFlushBuffer(t){if(this.state===er||this.state===sr){const e=t.frag,s=t.parent,i=this.getFwdBufferInfo(this.mediaBuffer,s),r=i&&i.len>.5;r&&this.reduceMaxBufferLength(i.len,(null==e?void 0:e.duration)||10);const n=!r;return n?this.warn(`Buffer full error while media.currentTime (${this.playhead}) is not buffered, flush ${s} buffer`):i.nextStart&&e&&i.nextStart>e.start&&this.flushMainBuffer(i.nextStart,Number.POSITIVE_INFINITY,s===m.AUDIO?s:void 0),e&&(this.fragmentTracker.removeFragment(e),this.nextLoadPosition=e.start),this.resetLoadingState(),n}return!1}resetFragmentErrors(t){t===m.AUDIO&&(this.fragCurrent=null),this.hls.hasEnoughToStart||(this.startFragRequested=!1),this.state!==Xi&&(this.state=zi)}afterBufferFlushed(t,e){if(!t)return;const s=Ms.getBuffered(t);this.fragmentTracker.detectEvictedFragments(e,s,this.playlistType),this.state===ir&&this.resetLoadingState()}

1resetLoadingState(){this.log("Reset loading state"),this.fragCurrent=null,this.fragPrevious=null,this.state!==Xi&&(this.state=zi)}resetStartWhenNotLoaded(){if(!this.hls.hasEnoughToStart){this.startFragRequested=!1;const t=this.getLevelDetails();null!=t&&t.live?(this.log("resetting startPosition for live start"),this.startPosition=-1,this.setStartPosition(t,t.fragmentStart),this.resetLoadingState()):this.nextLoadPosition=this.startPosition}}resetWhenMissingContext(t){this.log(`Loading context changed while buffering sn ${t.sn} of ${this.playlistLabel()} ${-1===t.level?"<removed>":t.level}. This chunk will not be buffered.`),this.removeUnbufferedFrags(),this.resetStartWhenNotLoaded(),this.resetLoadingState()}removeUnbufferedFrags(t=0){this.fragmentTracker.removeFragmentsInRange(t,1/0,this.playlistType,!1,!0)}updateLevelTiming(t,e,s,i){const r=s.details;if(!r)return void this.warn("level.details undefined");this.log(`update level timing ${t.type} sn: ${t.sn}${e?" part: "+e.index:""} of ${this.fragInfo(t,!1,e)}`);if(!Object.keys(t.elementaryStreams).reduce((e,n)=>{const a=t.elementaryStreams[n];if(a){const o=a.endPTS-a.startPTS;if(o<=0)return this.warn(`Could not parse fragment ${t.sn} ${n} duration reliably (${o})`),e||!1;const h=i.partial?0:Ci(r,t,a.startPTS,a.endPTS,a.startDTS,a.endDTS,this.iframesOnly,this);return this.hls.trigger(l.LEVEL_PTS_UPDATED,{details:r,level:s,drift:h,type:n,frag:t,start:a.startPTS,end:a.endPTS}),!0}return e},!1)){var n,h,d,u;const i=null===(null==(n=this.transmuxer)?void 0:n.error),r=null!=(null==(h=this.transmuxer)?void 0:h.error),c=(null!=(d=null==(u=this.levels)?void 0:u.length)?d:0)>1;if((0===s.fragmentError||i&&(s.fragmentError<2||t.endList)||r&&c)&&this.treatAsGap(t,s),i){const i=new Error(`Found no media in ${this.playlistLabel()} ${t.level} ${e?`part: ${e.index} of `:""}sn: ${t.sn} at playlist time: ${t.start}. Resetting transmuxer to fallback to playlist timing`);if(this.warn(i.message),this.hls.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.FRAG_PARSING_ERROR,fatal:!1,error:i,frag:t,reason:`Found no media in msn ${t.sn} of ${this.playlistLabel()} "${s.url}"`}),!this.hls)return;this.resetTransmuxer()}}this.state=sr,this.log(`Parsed ${t.type} sn: ${t.sn}${e?" part: "+e.index:""} of ${this.fragInfo(t,!1,e)}`),this.hls.trigger(l.FRAG_PARSED,{frag:t,part:e,chunkMeta:i})}playlistLabel(){return`${this.playlistType} playlist`}fragInfo(t,e=!0,s){var i,r;return`${this.playlistLabel()} ${t.level} (${s?"part":"frag"}:[${null!=(i=e&&!s?t.startPTS:(s||t).start)?i:NaN}-${null!=(r=e&&!s?t.endPTS:(s||t).end)?r:NaN}]${s&&"main"===t.type?"INDEPENDENT="+(s.independent?"YES":"NO"):""})`}treatAsGap(t,e){e&&e.fragmentError++,this.fragmentTracker.addAsGap(t)}resetTransmuxer(){var t;null==(t=this.transmuxer)||t.reset()}isFragmentNearlyDownloaded(t){var e;const s=null==(e=t.loader)?void 0:e.stats;if(!s)return!1;const i=s.loading.first>0,r=(s.total-s.loaded)/(this.hls.bandwidthEstimate||this.hls.config.abrEwmaDefaultEstimate);return i&&r<=.15}recoverWorkerError(t){"demuxerWorker"===t.event&&(this.fragmentTracker.removeAllFragments(),this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null),this.resetStartWhenNotLoaded(),this.resetLoadingState())}set state(t){const e=this._state;e!==t&&(this._state=t,this.log(`${e}->${t}`))}get state(){return this._state}calculateOptimalSwitchPoint(t,e){let s=0;const{hls:i,media:r,config:n,levels:a,playlistType:o}=this,l=this.getLevelDetails();if(r&&!r.paused&&a){var h;const e=o===m.AUDIO?Pe(t.audioCodec,128e3):t.maxBitrate,r=1+i.ttfbEstimate/1e3,a=i.bandwidthEstimate*n.abrBandWidthUpFactor;s=r+e*(l&&(this.loadingParts?l.partTarget:l.averagetargetduration)||(null==(h=this.fragCurrent)?void 0:h.duration)||6)/a,t.details||(s+=r)}const d=this.playhead;return{fetchdelay:s,okToFlushForwardBuffer:!(null!=l&&l.live)||e.end-d>1.5*s}}scheduleTrackSwitch(t,e,s){const{media:i,playlistType:r}=this;if(!i||!t)return;const n=s?this.getBufferedFrag(this.playhead+e):null;if(n){const t=this.followingBufferedFrag(n);if(t){var a;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)));if(((null==(a=this.getLevelDetails())?void 0:a.fragmentStart)||0)>i)return;const o=r===m.MAIN?null:"audio";this.flushMainBuffer(i,Number.POSITIVE_INFINITY,o),this.cleanupBackBuffer()}}}cleanupBackBuffer(){const{media:t,playlistType:e}=this;if(!t)return;const s=this.getAppendedFrag(this.playhead);if(s&&s.start>1){const t=e===m.AUDIO;this.flushMainBuffer(0,s.start-(t?0:1),t?"audio":null)}}getBufferedFrag(t){return this.fragmentTracker.getBufferedFrag(t,this.playlistType)}followingBufferedFrag(t){return t?this.getBufferedFrag(t.end+.5):null}abortCurrentFrag(){const t=this.fragCurrent;switch(this.fragCurrent=null,t&&(t.abortRequests(),this.fragmentTracker.removeFragment(t)),this.state){case Qi:case Zi:case Ji:case er:case sr:this.state=zi}this.nextLoadPosition=this.playhead}checkFragPlaying(){const t=this.media;let e=null;if(t&&t.readyState>1&&!1===t.seeking){const s=t.currentTime;if(Ms.isBuffered(t,s)?e=this.getAppendedFrag(s):Ms.isBuffered(t,s+.1)&&(e=this.getAppendedFrag(s+.1)),e&&(this.backtrackFragment=void 0,!S(e,this.fragPlaying)))return this.fragPlaying=e,!0}return!1}getBufferOutput(){return null}nextLevelSwitch(){const{levels:t,media:e,hls:s,config:i,playlistType:r}=this;if(null!=e&&e.readyState&&t&&s&&i){const e=this.getBufferOutput(),i=this.getFwdBufferInfo(e,r);if(!i)return;const n=t[r===m.AUDIO?s.nextAudioTrack:s.nextLoadLevel],{fetchdelay:a,okToFlushForwardBuffer:o}=this.calculateOptimalSwitchPoint(n,i);this.scheduleTrackSwitch(i,a,o)}this.tickImmediate()}}function lr(t,e,s){if(e)for(let i=e.length;i--;){const r=e[i].interstitial,n=r.startTime,a=Math.min(n+r.duration,r.resumeTime);if(r.appendInPlace){if(t.start>=n&&t.end<=a)return!0;if(s>t.start&&t.end>n&&t.start<a)return!0}}return!1}function hr(t){return!!t.interstitialsController&&!1!==t.enableInterstitialPlayback}class dr{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]:function(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}(t,e),this.reset(),s):new Uint8Array(0)}reset(){this.chunks.length=0,this.dataLength=0}}var ur,cr={exports:{}};var fr=(ur||(ur=1,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],u=arguments.length;if(d.fn){switch(d.once&&this.removeListener(t,d.fn,void 0,!0),u){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(u-1);h<u;h++)l[h-1]=arguments[h];d.fn.apply(d.context,l)}else{var c,f=d.length;for(h=0;h<f;h++)switch(d[h].once&&this.removeListener(t,d[h].fn,void 0,!0),u){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(c=1,l=new Array(u-1);c<u;c++)l[c-1]=arguments[c];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}(cr)),cr.exports),gr=h(fr);const mr="1.7.3",pr={};function vr(t,e){return 255===t[e]&&240===(246&t[e+1])}function yr(t,e){return 1&t[e+1]?7:9}function Er(t,e){return(3&t[e+3])<<11|t[e+4]<<3|(224&t[e+5])>>>5}function Tr(t,e){return e+1<t.length&&vr(t,e)}function Sr(t,e){if(Tr(t,e)){const s=yr(t,e);if(e+s>=t.length)return!1;const i=Er(t,e);if(i<=s)return!1;const r=e+i;return r===t.length||Tr(t,r)}return!1}function Ar(t,e,s,i,r){if(!t.samplerate){const n=function(t,e,s,i){const r=e[s+2],n=r>>2&15;if(n>12){const e=new Error(`invalid ADTS sampling index:${n}`);return void t.emit(l.ERROR,l.ERROR,{type:a.MEDIA_ERROR,details:o.FRAG_PARSING_ERROR,fatal:!0,error:e,reason:e.message})}const h=1+(r>>6&3),d=e[s+3]>>6&3|(1&r)<<2,u=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350][n];let c,f=n;5!==h&&29!==h||(f-=3);const g=(14&f)>>1,m=(1&f)<<7|d<<3;let p=0;if(1===h&&n>=6){p=5;const t=n-3;c=[p<<3|g,m|(14&t)>>1,(1&t)<<7|8,0]}else c=[h<<3|g,m];const v="mp4a.40."+(p||h);return W.log(`manifest codec:${i}, parsed codec:${v}, channels:${d}, rate:${u} (ADTS object type:${h} sampling index:${n} esds config:[${c.join(",")}])`),{config:c,samplerate:u,channelCount:d,codec:v,parsedCodec:v,manifestCodec:i}}(e,s,i,r);if(!n)return;k(t,n)}}function Lr(t){return 9216e4/t}function Ir(t,e,s,i,r){const n=i+r*Lr(t.samplerate),a=function(t,e){const s=yr(t,e);if(e+s<=t.length){const i=Er(t,e)-s;if(i>0)return{headerLength:s,frameLength:i}}}(e,s);let o;if(a){const{frameLength:i,headerLength:r}=a,l=r+i,h=Math.max(0,s+l-e.length);h?(o=new Uint8Array(l-r),o.set(e.subarray(s+r,e.length),0)):o=e.subarray(s+r,s+l);const d={unit:o,pts:n};return h||t.samples.push(d),{sample:d,length:l,missing:h}}const l=e.length-s;o=new Uint8Array(l),o.set(e.subarray(s,e.length),0);return{sample:{unit:o,pts:n},length:l,missing:-1}}let Rr=function(t){return t.audioId3="org.id3",t.dateRange="com.apple.quicktime.HLS",t.emsg="https://aomedia.org/emsg/ID3",t.misbklv="urn:misb:KLV:bin:1910.1",t}({});function br(t="",e=9e4){return{type:t,id:-1,pid:-1,inputTimeScale:e,sequenceNumber:-1,samples:[],dropped:0}}class kr{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=qt(this.cachedData,t),this.cachedData=null);let s,r=ot(t,0),n=r?r.length:0;const a=this._audioTrack,o=this._id3Track,l=r?pt(r):void 0,h=t.length;for((null===this.basePTS||0===this.frameIndex&&i(l))&&(this.basePTS=Dr(l,e,this.initPTS),this.lastPTS=this.basePTS),null===this.lastPTS&&(this.lastPTS=this.basePTS),r&&r.length>0&&o.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:r,type:Rr.audioId3,duration:Number.POSITIVE_INFINITY});n<h;){if(this.canParse(t,n)){const e=this.appendFrame(a,t,n);e?(this.frameIndex++,this.lastPTS=e.sample.pts,n+=e.length,s=n):n=h}else nt(t,n)?(r=ot(t,n),o.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:r,type:Rr.audioId3,duration:Number.POSITIVE_INFINITY}),n+=r.length,s=n):n++;if(n===h&&s!==h){const e=t.slice(s);this.cachedData?this.cachedData=qt(this.cachedData,e):this.cachedData=e}}return{audioTrack:a,videoTrack:br(),id3Track:o,textTrack:br()}}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:br(),id3Track:this._id3Track,textTrack:br()}}destroy(){this.cachedData=null,this._audioTrack=this._id3Track=void 0}}const Dr=(t,e,s)=>{if(i(t))return 90*t;return 9e4*e+(s?9e4*s.baseTime/s.timescale:0)},Pr=[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],_r=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],Cr=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],wr=[0,1,1,4];function Mr(t,e,s,i,r){if(s+24>e.length)return;const n=Or(e,s);if(n&&s+n.frameLength<=e.length){const a=i+r*(9e4*n.samplesPerFrame/n.sampleRate),o={unit:e.subarray(s,s+n.frameLength),pts:a,dts:a};return t.config=[],t.channelCount=n.channelCount,t.samplerate=n.sampleRate,t.samples.push(o),{sample:o,length:n.frameLength,missing:0}}}function Or(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=1e3*Pr[14*(3===s?3-i:3===i?3:4)+r-1],h=_r[3*(3===s?0:2===s?1:2)+n],d=3===o?1:2,u=Cr[s][i],c=wr[i],f=8*u*c,g=Math.floor(u*l/h+a)*c,m=oe();return!!m&&m<=87&&2===i&&l>=224e3&&0===o&&(t[e+3]=128|t[e+3]),{sampleRate:h,channelCount:d,frameLength:g,samplesPerFrame:f}}}function xr(t,e){return 255===t[e]&&224===(224&t[e+1])&&0!==(6&t[e+1])}function Fr(t,e){return e+1<t.length&&xr(t,e)}function Nr(t,e){if(e+1<t.length&&xr(t,e)){const s=4,i=Or(t,e);let r=s;null!=i&&i.frameLength&&(r=i.frameLength);const n=e+r;return n===t.length||Fr(t,n)}return!1}class $r{constructor(t,e,s){this.keyData=void 0,this.decrypter=void 0,this.keyData=s,this.decrypter=new Ls(e,!0)}decryptBuffer(t){return this.decrypter.decrypt(t,this.keyData.key.buffer,this.keyData.iv.buffer,ys,{start:0,end:t.byteLength})}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)}).catch(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)}).catch(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>=r.length);s++){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=(t,e)=>{let s=0,i=5;e+=i;const r=new Uint32Array(1),n=new Uint32Array(1),a=new Uint8Array(1);for(;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 Ur extends kr{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=Gr(t,e,s,this.basePTS,this.frameIndex);if(-1!==i){return{sample:t.samples[t.samples.length-1],length:i,missing:0}}}static probe(t){if(!t)return!1;const e=ot(t,0);if(!e)return!1;const s=e.length;if(11===t[s]&&119===t[s+1]&&void 0!==pt(e)){if(Br(t,s)<16)return!0;throw new Error("Containerless ec-3 is not supported")}return!1}}function Gr(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][n],o=63&e[s+4],l=2*[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][3*o+n];if(s+l>e.length)return-1;const h=e[s+6]>>5;let d=0;2===h?d+=2:(1&h&&1!==h&&(d+=2),4&h&&(d+=2));const u=(e[s+6]<<8|e[s+7])>>12-d&1,c=[2,1,2,3,3,4,4,5][h]+u,f=e[s+5]>>3,g=7&e[s+5],m=new Uint8Array([n<<6|f<<1|g>>2,(3&g)<<6|h<<3|u<<2|o>>4,o<<4&224]),p=i+r*(1536/a*9e4),v=e.subarray(s,s+l);return t.config=m,t.channelCount=c,t.samplerate=a,t.samples.push({unit:v,pts:p}),l}const Kr=/\/emsg[-/]ID3/i;function Vr(t,e){return i(t.presentationTime)?t.presentationTime/t.timeScale:e+t.presentationTimeDelta/t.timeScale}class Hr{constructor(){this.VideoSample=null}createVideoSample(t,e,s){return{key:t,frame:!1,pts:e,dts:s,units:[],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)}}parseNALu(t,e,s){const i=e.byteLength;if(0===i)return[];const r=t.naluState||0,n=-1===r?0:r,a=[];let o=0,l=0,h=-1,d=0;for(-1===r&&(h=0,d=this.getNALuType(e,0),l=1);l<i;){const s=e.indexOf(1,l);if(-1===s)break;l=s+1;let r=s;for(;r>0&&0===e[r-1];)r--;if(!(s-r+(0===r?n:0)<2)){if(h>=0)a.push({data:e.subarray(h,r),type:d});else{const s=this.getLastNalUnit(t.samples);s&&(r>0?s.data=qt(s.data,e.subarray(0,r)):n>0&&(s.data=s.data.subarray(0,s.data.byteLength-n)),s.state=0)}if(!(l<i)){o=-1,h=-1;break}h=l,d=this.getNALuType(e,l)}}if(-1!==o){let t=i;for(;t>0&&0===e[t-1];)t--;o=i-t+(0===t?n:0)}if(h>=0)a.push({data:e.subarray(h),type:d,state:o});else if(0===a.length&&-1!==o){const s=this.getLastNalUnit(t.samples);s&&(s.data=qt(s.data,e),s.state=o)}return t.naluState=o,a}}class Yr{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):(e=(t-=this.bitsAvailable)>>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&&W.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)}}class jr extends Hr{parsePES(t,e,s,i,r){const n=r.iframe,a=this.parseNALu(t,s.data,i);let o,l=this.VideoSample,h=!1;s.data=null,l&&a.length&&!t.audFound&&(this.pushAccessUnit(l,t),l=this.VideoSample=this.createVideoSample(!1,s.pts,s.dts)),a.forEach(i=>{var r,a;switch(i.type){case 1:{if(n)break;let e=!1;o=!0;const r=i.data;if(h&&r.length>4){const t=this.readSliceType(r);2!==t&&4!==t&&7!==t&&9!==t||(e=!0)}var d;if(e)null!=(d=l)&&d.frame&&!l.key&&(this.pushAccessUnit(l,t),l=this.VideoSample=null);l||(l=this.VideoSample=this.createVideoSample(!0,s.pts,s.dts)),l.frame=!0,l.key=e;break}case 5:o=!0,null!=(r=l)&&r.frame&&!l.key&&(this.pushAccessUnit(l,t),l=this.VideoSample=null),l||(l=this.VideoSample=this.createVideoSample(!0,s.pts,s.dts)),l.key=!0,l.frame=!0;break;case 6:if(n)break;o=!0,zt(i.data,1,s.pts,e.samples);break;case 7:{var u,c;o=!0,h=!0;const e=i.data,s=this.readSPS(e);if(!t.sps||t.width!==s.width||t.height!==s.height||(null==(u=t.pixelRatio)?void 0:u[0])!==s.pixelRatio[0]||(null==(c=t.pixelRatio)?void 0:c[1])!==s.pixelRatio[1]){t.width=s.width,t.height=s.height,t.pixelRatio=s.pixelRatio,t.sps=[e];const i=e.subarray(1,4);let r="avc1.";for(let t=0;t<3;t++){let e=i[t].toString(16);e.length<2&&(e="0"+e),r+=e}t.codec=r}break}case 8:o=!0,t.pps=[i.data];break;case 9:o=!0,t.audFound=!0,null!=(a=l)&&a.frame&&(this.pushAccessUnit(l,t),l=null),l||(l=this.VideoSample=this.createVideoSample(!1,s.pts,s.dts));break;case 12:o=!0;break;default:o=!1}if(l&&o){l.units.push(i)}}),i&&l&&(this.pushAccessUnit(l,t),this.VideoSample=null)}getNALuType(t,e){return 31&t[e]}readSliceType(t){const e=new Yr(t);return e.readUByte(),e.readUEG(),e.readUEG()}skipScalingList(t,e){let s,i=8,r=8;for(let n=0;n<t;n++)0!==r&&(s=e.readEG(),r=(i+s+256)%256),i=0===r?i:r}readSPS(t){const e=new Yr(t);let s,i,r,n=0,a=0,o=0,l=0;const h=e.readUByte.bind(e),d=e.readBits.bind(e),u=e.readUEG.bind(e),c=e.readBoolean.bind(e),f=e.skipBits.bind(e),g=e.skipEG.bind(e),m=e.skipUEG.bind(e),p=this.skipScalingList.bind(this);h();const v=h();if(d(5),f(3),h(),m(),100===v||110===v||122===v||244===v||44===v||83===v||86===v||118===v||128===v){const t=u();if(3===t&&f(1),m(),m(),f(1),c())for(i=3!==t?8:12,r=0;r<i;r++)c()&&p(r<6?16:64,e)}m();const y=u();if(0===y)u();else if(1===y)for(f(1),g(),g(),s=u(),r=0;r<s;r++)g();m(),f(1);const E=u(),T=u(),S=d(1);0===S&&f(1),f(1),c()&&(n=u(),a=u(),o=u(),l=u());let A=[1,1];if(c()&&c()){switch(h()){case 1:A=[1,1];break;case 2:A=[12,11];break;case 3:A=[10,11];break;case 4:A=[16,11];break;case 5:A=[40,33];break;case 6:A=[24,11];break;case 7:A=[20,11];break;case 8:A=[32,11];break;case 9:A=[80,33];break;case 10:A=[18,11];break;case 11:A=[15,11];break;case 12:A=[64,33];break;case 13:A=[160,99];break;case 14:A=[4,3];break;case 15:A=[3,2];break;case 16:A=[2,1];break;case 255:A=[h()<<8|h(),h()<<8|h()]}}return{width:Math.ceil(16*(E+1)-2*n-2*a),height:(2-S)*(T+1)*16-(S?2:4)*(o+l),pixelRatio:A}}}class qr extends Hr{constructor(...t){super(...t),this.initVPS=null}parsePES(t,e,s,i){const r=this.parseNALu(t,s.data,i);let n,a=this.VideoSample,o=!1;s.data=null;const l=t=>(a=this.VideoSample=this.createVideoSample(t,s.pts,s.dts),a);r.forEach((i,r)=>{var h,d;if(this.startsNewAccessUnit(a,t,i,r)){this.pushAccessUnit(a,t);const e=i.type>=16&&i.type<=23;a=l(e),o=!1}switch(i.type){case 0:case 1:case 2:case 3:case 4:case 5:case 6:case 7:case 8:case 9:a||(a=l(!1)),a.frame=!0,n=!0;break;case 16:case 17:case 18:case 21:case 22:case 23:var u;if(n=!0,o)null!=(u=a)&&u.frame&&!a.key&&(this.pushAccessUnit(a,t),a=this.VideoSample=null);a||(a=l(!0)),a.key=!0,a.frame=!0;break;case 19:case 20:n=!0,null!=(h=a)&&h.frame&&!a.key&&(this.pushAccessUnit(a,t),a=this.VideoSample=null),a||(a=l(!0)),a.key=!0,a.frame=!0;break;case 39:n=!0,zt(i.data,2,s.pts,e.samples);break;case 32:n=!0,t.vps||("object"!==typeof t.params&&(t.params={}),t.params=k(t.params,this.readVPS(i.data)),this.initVPS=i.data),t.vps=[i.data];break;case 33:if(n=!0,o=!0,void 0===t.vps||t.vps[0]===this.initVPS||void 0===t.sps||this.matchSPS(t.sps[0],i.data)||(this.initVPS=t.vps[0],t.sps=t.pps=void 0),!t.sps){const e=this.readSPS(i.data);t.width=e.width,t.height=e.height,t.pixelRatio=e.pixelRatio,t.codec=e.codecString,t.sps=[],"object"!==typeof t.params&&(t.params={});for(const s in e.params)t.params[s]=e.params[s]}this.pushParameterSet(t.sps,i.data,t.vps),a||(a=l(!1));break;case 34:if(n=!0,"object"===typeof t.params){if(!t.pps){t.pps=[];const e=this.readPPS(i.data);for(const s in e)t.params[s]=e[s]}this.pushParameterSet(t.pps,i.data,t.vps)}break;case 35:n=!0,t.audFound=!0,null!=(d=a)&&d.frame&&(this.pushAccessUnit(a,t),a=null),a||(a=l(!1));break;default:n=!1}if(a&&n){a.units.push(i)}}),i&&a&&(this.pushAccessUnit(a,t),this.VideoSample=null)}pushParameterSet(t,e,s){(s&&s[0]===this.initVPS||!s&&!t.length)&&t.push(e)}startsNewAccessUnit(t,e,s,i){if(!t)return!1;if(!e.audFound&&0===i)return!0;if(!t.frame)return!1;const{type:r,data:n}=s;return!!(r>=32&&r<=35||39===r||r>=41&&r<=44||r>=48&&r<=55)||r<=31&&n.length>2&&0!==(128&n[2])}getNALuType(t,e){return(126&t[e])>>>1}ebsp2rbsp(t){const e=new Uint8Array(t.byteLength);let s=0;for(let i=0;i<t.byteLength;i++)i>=2&&3===t[i]&&0===t[i-1]&&0===t[i-2]||(e[s]=t[i],s++);return new Uint8Array(e.buffer,0,s)}pushAccessUnit(t,e){super.pushAccessUnit(t,e),this.initVPS&&(this.initVPS=null)}readVPS(t){const e=new Yr(t);e.readUByte(),e.readUByte(),e.readBits(4),e.skipBits(2),e.readBits(6);return{numTemporalLayers:e.readBits(3)+1,temporalIdNested:e.readBoolean()}}readSPS(t){const e=new Yr(this.ebsp2rbsp(t));e.readUByte(),e.readUByte(),e.readBits(4);const s=e.readBits(3);e.readBoolean();const i=e.readBits(2),r=e.readBoolean(),n=e.readBits(5),a=e.readUByte(),o=e.readUByte(),l=e.readUByte(),h=e.readUByte(),d=e.readUByte(),u=e.readUByte(),c=e.readUByte(),f=e.readUByte(),g=e.readUByte(),m=e.readUByte(),p=e.readUByte(),v=[],y=[];for(let Y=0;Y<s;Y++)v.push(e.readBoolean()),y.push(e.readBoolean());if(s>0)for(let Y=s;Y<8;Y++)e.readBits(2);for(let Y=0;Y<s;Y++)v[Y]&&(e.readUByte(),e.readUByte(),e.readUByte(),e.readUByte(),e.readUByte(),e.readUByte(),e.readUByte(),e.readUByte(),e.readUByte(),e.readUByte(),e.readUByte()),y[Y]&&e.readUByte();e.readUEG();const E=e.readUEG();3==E&&e.skipBits(1);const T=e.readUEG(),S=e.readUEG(),A=e.readBoolean();let L=0,I=0,R=0,b=0;A&&(L+=e.readUEG(),I+=e.readUEG(),R+=e.readUEG(),b+=e.readUEG());const k=e.readUEG(),D=e.readUEG(),P=e.readUEG();for(let Y=e.readBoolean()?0:s;Y<=s;Y++)e.skipUEG(),e.skipUEG(),e.skipUEG();e.skipUEG(),e.skipUEG(),e.skipUEG(),e.skipUEG(),e.skipUEG(),e.skipUEG();if(e.readBoolean()){if(e.readBoolean())for(let t=0;t<4;t++)for(let s=0;s<(3===t?2:6);s++){if(e.readBoolean()){const s=Math.min(64,1<<4+(t<<1));t>1&&e.readEG();for(let t=0;t<s;t++)e.readEG()}else e.readUEG()}}e.readBoolean(),e.readBoolean();e.readBoolean()&&(e.readUByte(),e.skipUEG(),e.skipUEG(),e.readBoolean());const _=e.readUEG();let C=0;for(let Y=0;Y<_;Y++){let t=!1;if(0!==Y&&(t=e.readBoolean()),t){Y===_&&e.readUEG(),e.readBoolean(),e.readUEG();let t=0;for(let s=0;s<=C;s++){const s=e.readBoolean();let i=!1;s||(i=e.readBoolean()),(s||i)&&t++}C=t}else{const t=e.readUEG(),s=e.readUEG();C=t+s;for(let i=0;i<t;i++)e.readUEG(),e.readBoolean();for(let i=0;i<s;i++)e.readUEG(),e.readBoolean()}}if(e.readBoolean()){const t=e.readUEG();for(let s=0;s<t;s++){for(let t=0;t<P+4;t++)e.readBits(1);e.readBits(1)}}let w=0,M=1,O=1,x=!0,F=1,N=0;e.readBoolean(),e.readBoolean();let $=!1;if(e.readBoolean()){if(e.readBoolean()){const t=e.readUByte();t>0&&t<16?(M=[1,12,10,16,40,24,20,32,80,18,15,64,160,4,3,2][t-1],O=[1,11,11,11,33,11,11,11,33,11,11,33,99,3,2,1][t-1]):255===t&&(M=e.readBits(16),O=e.readBits(16))}e.readBoolean()&&e.readBoolean();if(e.readBoolean()){e.readBits(3),e.readBoolean();e.readBoolean()&&(e.readUByte(),e.readUByte(),e.readUByte())}e.readBoolean()&&(e.readUEG(),e.readUEG()),e.readBoolean(),e.readBoolean(),e.readBoolean(),$=e.readBoolean(),$&&(e.skipUEG(),e.skipUEG(),e.skipUEG(),e.skipUEG());if(e.readBoolean()){F=e.readBits(32),N=e.readBits(32);e.readBoolean()&&e.readUEG();if(e.readBoolean()){const t=e.readBoolean(),i=e.readBoolean();let r=!1;(t||i)&&(r=e.readBoolean(),r&&(e.readUByte(),e.readBits(5),e.readBoolean(),e.readBits(5)),e.readBits(4),e.readBits(4),r&&e.readBits(4),e.readBits(5),e.readBits(5),e.readBits(5));for(let n=0;n<=s;n++){x=e.readBoolean();let s=!1;x||e.readBoolean()?e.readEG():s=e.readBoolean();const n=s?1:e.readUEG()+1;if(t)for(let t=0;t<n;t++)e.readUEG(),e.readUEG(),r&&(e.readUEG(),e.readUEG()),e.skipBits(1);if(i)for(let t=0;t<n;t++)e.readUEG(),e.readUEG(),r&&(e.readUEG(),e.readUEG()),e.skipBits(1)}}}e.readBoolean()&&(e.readBoolean(),e.readBoolean(),e.readBoolean(),w=e.readUEG())}let B=T,U=S;if(A){let t=1,e=1;1===E?t=e=2:2==E&&(t=2),B=T-t*I-t*L,U=S-e*b-e*R}const G=i?["A","B","C"][i]:"",K=a<<24|o<<16|l<<8|h;let V=0;for(let Y=0;Y<32;Y++)V=(V|(K>>Y&1)<<31-Y)>>>0;let H=V.toString(16);1===n&&"2"===H&&(H="6");return{codecString:`hvc1.${G}${n}.${H}.${r?"H":"L"}${p}.B0`,params:{general_tier_flag:r,general_profile_idc:n,general_profile_space:i,general_profile_compatibility_flags:[a,o,l,h],general_constraint_indicator_flags:[d,u,c,f,g,m],general_level_idc:p,bit_depth:k+8,bit_depth_luma_minus8:k,bit_depth_chroma_minus8:D,min_spatial_segmentation_idc:w,chroma_format_idc:E,frame_rate:{fixed:x,fps:N/F}},width:B,height:U,pixelRatio:[M,O]}}readPPS(t){const e=new Yr(this.ebsp2rbsp(t));e.readUByte(),e.readUByte(),e.skipUEG(),e.skipUEG(),e.skipBits(2),e.skipBits(3),e.skipBits(2),e.skipUEG(),e.skipUEG(),e.skipEG(),e.skipBits(2);e.readBoolean()&&e.skipUEG(),e.skipEG(),e.skipEG(),e.skipBits(4);const s=e.readBoolean(),i=e.readBoolean();let r=1;return i&&s?r=0:i?r=3:s&&(r=2),{parallelismType:r}}matchSPS(t,e){return Tt(t).substring(3)===Tt(e).substring(3)}}const Wr=188;class Xr{constructor(t,e,s,i){this.logger=void 0,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._pmtId=-1,this._videoTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this._klvPid=-1,this.aacOverFlow=null,this.remainderData=null,this.videoParser=void 0,this.videoIntegrityChecker=null,this.observer=t,this.config=e,this.typeSupported=s,this.logger=i,this.videoParser=null}static probe(t,e){const s=Xr.syncOffset(t);return s>0&&e.warn(`MPEG2-TS detected but first sync word found @ offset ${s}`),-1!==s}static syncOffset(t){const e=t.length;let s=Math.min(940,e-Wr)+1,i=0;for(;i<s;){let r=!1,n=-1,a=0;for(let o=i;o<e;o+=Wr){if(71!==t[o]||e-o!==Wr&&71!==t[o+Wr]){if(a)return-1;break}if(a++,-1===n&&(n=o,0!==n&&(s=Math.min(n+18612,t.length-Wr)+1)),r||(r=0===zr(t,o)),r&&a>1&&(0===n&&a>2||o+Wr>s))return n}i++}return-1}static createTrack(t,e){return{container:"video"===t||"audio"===t?"video/mp2t":void 0,type:t,id:Lt[t],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===t?e:void 0}}resetInitSegment(t,e,s,i,r,n){this.pmtParsed=!1,this._pmtId=-1,this._videoTrack=Xr.createTrack("video"),this._videoTrack.duration=i,this.videoIntegrityChecker="skip"===this.config.handleMpegTsVideoIntegrityErrors?new sn(this.logger):null,this._audioTrack=Xr.createTrack("audio",i),this._id3Track=Xr.createTrack("id3"),this._txtTrack=Xr.createTrack("text"),this._audioTrack.segmentCodec="aac",this.videoParser=null,this.aacOverFlow=null,this.remainderData=null,this.audioCodec=e,this.videoCodec=s,t&&this.demux(t,0,n,"SAMPLE-AES"===(null==r?void 0:r.method))}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,i=!1,r=!1){let n;i||(this.sampleAes=null);const a=this._videoTrack,o=this.videoIntegrityChecker,l=this._audioTrack,h=this._id3Track,d=this._txtTrack,u=s.iframe;let c=a.pid,f=a.pesData,g=l.pid,m=h.pid,p=this._klvPid,v=l.pesData,y=h.pesData,E=null,T=null,S=this.pmtParsed,A=this._pmtId,L=t.length;if(this.remainderData&&(L=(t=qt(this.remainderData,t)).length,this.remainderData=null),L<Wr&&!r)return this.remainderData=t,{audioTrack:l,videoTrack:a,id3Track:h,textTrack:d};const I=Math.max(0,Xr.syncOffset(t));L-=(L-I)%Wr,L<t.byteLength&&!r&&(this.remainderData=new Uint8Array(t.buffer,L,t.buffer.byteLength-L));let R=0;for(let k=I;k<L;k+=Wr)if(71===t[k]){const e=!!(64&t[k+1]),r=zr(t,k);let L;if((48&t[k+3])>>4>1){if(L=k+5+t[k+4],L===k+Wr)continue}else L=k+4;switch(r){case c:e&&(!f||null!=o&&o.isCorrupted||!(n=en(f,this.logger))||(this.readyVideoParser(a.segmentCodec),null!==this.videoParser&&this.videoParser.parsePES(a,d,n,!1,s)),f={data:[],size:0},null==o||o.reset(c)),null==o||o.handlePacket(t.subarray(k)),f&&(f.data.push(t.subarray(L,k+Wr)),f.size+=k+Wr-L);break;case g:if(u)break;if(e){if(v&&(n=en(v,this.logger)))switch(l.segmentCodec){case"aac":this.parseAACPES(l,n,s);break;case"mp3":this.parseMPEGPES(l,n);break;case"ac3":this.parseAC3PES(l,n)}v={data:[],size:0}}v&&(v.data.push(t.subarray(L,k+Wr)),v.size+=k+Wr-L);break;case m:if(u)break;e&&(y&&(n=en(y,this.logger))&&this.parseID3PES(h,n),y={data:[],size:0}),y&&(y.data.push(t.subarray(L,k+Wr)),y.size+=k+Wr-L);break;case p:if(u)break;e&&(E&&(n=en(E,this.logger))&&this.parseKlvPES(h,n),E={data:[],size:0}),E&&(E.data.push(t.subarray(L,k+Wr)),E.size+=k+Wr-L);break;case 0:e&&(L+=t[L]+1),A=this._pmtId=Qr(t,L);break;case A:{e&&(L+=t[L]+1);const r=Zr(t,L,this.typeSupported,i,this.observer,this.logger,this.config,s);c=r.videoPid,c>0&&(a.pid=c,a.segmentCodec=r.segmentVideoCodec),g=r.audioPid,g>0&&(l.pid=g,l.segmentCodec=r.segmentAudioCodec),m=r.id3Pid,m>0&&(h.pid=m),p=r.klvPid,p>0&&(this._klvPid=p),null===T||S||(this.logger.warn(`MPEG-TS PMT found at ${k} after unknown PID '${T}'. Backtracking to sync byte @${I} to parse all TS packets.`),T=null,k=I-188),S=this.pmtParsed=!0;break}case 17:case 8191:break;default:T=r}}else R++;R>0&&Jr(this.observer,new Error(`Found ${R} TS packet/s that do not start with 0x47`),s,void 0,this.logger),a.pesData=f,l.pesData=v,h.pesData=y;const b={audioTrack:l,videoTrack:a,id3Track:h,textTrack:d};return r&&this.extractRemainingSamples(b,s),b}flush(t,e){const{remainderData:s}=this;let i;return this.remainderData=null,i=s?this.demux(s,0,e,!1,!0):{videoTrack:this._videoTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(i,e),this.sampleAes?this.decrypt(i,this.sampleAes):i}extractRemainingSamples(t,e){const{audioTrack:s,videoTrack:i,id3Track:r,textTrack:n}=t,a=i.pesData,o=s.pesData,l=r.pesData,h=this.videoIntegrityChecker;let d;if(!a||null!=h&&h.isCorrupted||!(d=en(a,this.logger))?i.pesData=a:(this.readyVideoParser(i.segmentCodec),null!==this.videoParser&&(this.videoParser.parsePES(i,n,d,!0,e),i.pesData=null)),o&&(d=en(o,this.logger))){switch(s.segmentCodec){case"aac":this.parseAACPES(s,d,e);break;case"mp3":this.parseMPEGPES(s,d);break;case"ac3":this.parseAC3PES(s,d)}s.pesData=null}else null!=o&&o.size&&this.logger.log("last AAC PES packet truncated,might overlap between fragments"),s.pesData=o;l&&(d=en(l,this.logger))?(this.parseID3PES(r,d),r.pesData=null):r.pesData=l}demuxSampleAes(t,e,s,i){const r=this.demux(t,s,i,!0,!this.config.progressive),n=this.sampleAes=new $r(this.observer,this.config,e);return this.decrypt(r,n)}readyVideoParser(t){null===this.videoParser&&("avc"===t?this.videoParser=new jr:"hevc"===t&&(this.videoParser=new qr))}decrypt(t,e){return new Promise(s=>{const{audioTrack:i,videoTrack:r}=t;i.samples&&"aac"===i.segmentCodec?e.decryptAacSamples(i.samples,0,()=>{r.samples?e.decryptAvcSamples(r.samples,0,0,()=>{s(t)}):s(t)}):r.samples&&e.decryptAvcSamples(r.samples,0,0,()=>{s(t)})})}destroy(){this.observer&&this.observer.removeAllListeners(),this.config=this.logger=this.observer=null,this.aacOverFlow=this.videoParser=this.remainderData=this.sampleAes=null,this._videoTrack=this._audioTrack=this._id3Track=this._txtTrack=void 0,this.videoIntegrityChecker=null}parseAACPES(t,e,s){let i=0;const r=this.aacOverFlow;let n,a,o,l=e.data;if(r){this.aacOverFlow=null;const e=r.missing,s=r.sample.unit.byteLength;if(-1===e)l=qt(r.sample.unit,l);else{const n=s-e;r.sample.unit.set(l.subarray(0,e),n),t.samples.push(r.sample),i=r.missing}}for(n=i,a=l.length;n<a-1&&!Tr(l,n);n++);if(n!==i){let t;const e=n<a-1;if(t=e?`AAC PES did not start with ADTS header,offset:${n}`:"No ADTS header found in AAC PES",Jr(this.observer,new Error(t),s,e,this.logger),!e)return}if(Ar(t,this.observer,l,n,this.audioCodec),void 0!==e.pts)o=e.pts;else{if(!r)return void this.logger.warn("[tsdemuxer]: AAC PES unknown PTS");{const e=Lr(t.samplerate);o=r.sample.pts+e}}let h,d=0;for(;n<a;){if(h=Ir(t,l,n,o,d),n+=h.length,h.missing){this.aacOverFlow=h;break}for(d++;n<a-1&&!Tr(l,n);n++);}}parseMPEGPES(t,e){const s=e.data,i=s.length;let r=0,n=0;const a=e.pts;if(void 0!==a)for(;n<i;)if(Fr(s,n)){const e=Mr(t,s,n,a,r);if(!e)break;n+=e.length,r++}else n++;else this.logger.warn("[tsdemuxer]: MPEG PES unknown PTS")}parseAC3PES(t,e){{const s=e.data,i=e.pts;if(void 0===i)return void this.logger.warn("[tsdemuxer]: AC3 PES unknown PTS");const r=s.length;let n,a=0,o=0;for(;o<r&&(n=Gr(t,s,o,i,a++))>0;)o+=n}}parseID3PES(t,e){if(void 0===e.pts)return void this.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");const s=k({},e,{type:this._videoTrack?Rr.emsg:Rr.audioId3,duration:Number.POSITIVE_INFINITY});t.samples.push(s)}parseKlvPES(t,e){var s;const i=null!=(s=e.pts)?s:e.dts;if(void 0===i)return void this.logger.warn("[tsdemuxer]: KLV PES unknown PTS and DTS");const r=e.data;if(r.length<16)return void this.logger.warn("[tsdemuxer]: KLV PES payload too short");let n=0;for(;n<r.length;){var a;if(n+16>r.length)break;const s=n;if(n+=16,n>=r.length)break;const o=r[n];n+=1;let l=0;if(128&o){const t=127&o;if(0===t||t>4||n+t>r.length){this.logger.warn("[tsdemuxer]: Invalid KLV length encoding");break}for(let e=0;e<t;e++)l=l<<8|r[n+e];n+=t}else l=o;if(n+l>r.length){this.logger.warn("[tsdemuxer]: KLV value extends beyond PES payload");break}const h=n+l,d=r.subarray(s,h),u={data:d,len:d.byteLength,pts:i,dts:null!=(a=e.dts)?a:i,type:Rr.misbklv,duration:Number.POSITIVE_INFINITY};t.samples.push(u),n=h}}}function zr(t,e){return((31&t[e+1])<<8)+t[e+2]}function Qr(t,e){return(31&t[e+10])<<8|t[e+11]}function Zr(t,e,s,i,r,n,a,o){const l={audioPid:-1,videoPid:-1,id3Pid:-1,klvPid:-1,segmentVideoCodec:"avc",segmentAudioCodec:"aac"},h=e+3+((15&t[e+1])<<8|t[e+2])-4;for(e+=12+((15&t[e+10])<<8|t[e+11]);e<h;){const h=zr(t,e),d=(15&t[e+3])<<8|t[e+4];switch(t[e]){case 207:if(!i){tn("ADTS AAC",n);break}case 15:-1===l.audioPid&&(l.audioPid=h);break;case 21:-1===l.id3Pid&&(l.id3Pid=h);break;case 219:if(!i){tn("H.264",n);break}case 27:-1===l.videoPid&&(l.videoPid=h);break;case 3:case 4:s.mpeg||s.mp3?-1===l.audioPid&&(l.audioPid=h,l.segmentAudioCodec="mp3"):n.log("MPEG audio found, not supported in this browser");break;case 193:if(!i){tn("AC-3",n);break}case 129:s.ac3?-1===l.audioPid&&(l.audioPid=h,l.segmentAudioCodec="ac3"):n.log("AC-3 audio found, not supported in this browser");break;case 6:if(d>0){let i=e+5,r=d;for(;r>2;){switch(t[i]){case 106:-1===l.audioPid&&(!0!==s.ac3?n.log("AC-3 audio found, not supported in this browser for now"):(l.audioPid=h,l.segmentAudioCodec="ac3"));break;case 5:-1===l.klvPid&&a.enableEmsgKLVMetadata&&(l.klvPid=h,n.log(`KLV metadata PID found: ${h}`))}const e=t[i+1]+2;i+=e,r-=e}}break;case 194:case 135:return Jr(r,new Error("Unsupported EC-3 in M2TS found"),o,void 0,n),l;case 36:-1===l.videoPid&&(l.videoPid=h,l.segmentVideoCodec="hevc",n.log("HEVC in M2TS found"))}e+=d+5}return l}function Jr(t,e,s,i,r){r.warn(`parsing error: ${e.message}`),t.emit(l.ERROR,l.ERROR,{type:a.MEDIA_ERROR,details:o.FRAG_PARSING_ERROR,fatal:!1,levelRetry:i,chunkMeta:s,error:e,reason:e.message})}function tn(t,e){e.log(`${t} with AES-128-CBC encryption found in unencrypted stream`)}function en(t,e){let s,i,r,n,a,o=0;const l=t.data;if(!t||0===t.size)return null;for(;l[0].length<19&&l.length>1;)l[0]=qt(l[0],l[1]),l.splice(1,1);s=l[0];if(1===(s[0]<<16)+(s[1]<<8)+s[2]){if(i=(s[4]<<8)+s[5],i&&i>t.size-6)return null;const h=s[7];192&h&&(n=536870912*(14&s[9])+4194304*(255&s[10])+16384*(254&s[11])+128*(255&s[12])+(254&s[13])/2,64&h?(a=536870912*(14&s[14])+4194304*(255&s[15])+16384*(254&s[16])+128*(255&s[17])+(254&s[18])/2,n-a>54e5&&(e.warn(`${Math.round((n-a)/9e4)}s delta between PTS and DTS, align them`),n=a)):a=n),r=s[8];let d=r+9;if(t.size<=d)return null;t.size-=d;const u=new Uint8Array(t.size);for(let t=0,e=l.length;t<e;t++){s=l[t];let e=s.byteLength;if(d){if(d>e){d-=e;continue}s=s.subarray(d),e-=d,d=0}u.set(s,o),o+=e}return i&&(i-=r+3),{data:u,pts:n,dts:a,len:i}}return null}class sn{constructor(t){this.logger=void 0,this.pid=0,this.lastContinuityCounter=-1,this.integrityState="ok",this.logger=t}get isCorrupted(){return"ok"!==this.integrityState}reset(t){this.pid=t,this.lastContinuityCounter=-1,this.integrityState="ok"}handlePacket(t){if(t.byteLength<4)return;const e=zr(t,0);if(e!==this.pid)return void this.logger.debug(`Packet PID mismatch, expected ${this.pid} got ${e}`);const s=(48&t[3])>>4;if(0===s)return;const i=15&t[3],r=this.lastContinuityCounter;this.lastContinuityCounter=i;const n=0!=(1&s);if(0!=(2&s)&&0!=t[4]&&0!=(128&t[5]))return;if(r<0)return;const a=n?r+1&15:r;return i!==a?(this.logger.warn(`MPEG-TS Continuity Counter check failed for PID='${e}', CC=${i}, Expected-CC=${a} Last-CC=${r}`),void(this.integrityState="cc-failed")):0!==(128&t[1])?(this.logger.warn(`MPEG-TS Packet had TEI flag set for PID='${e}'`),void(this.integrityState="tei-bit")):void 0}}class rn{static getSilentFrame(t,e){if("mp4a.40.2"===t){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])}else{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])}}}var nn;const an={video: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]),audio: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])},on=new Uint8Array([0,0,0,0,0,0,0,0]),ln=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),hn=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),dn=new Uint8Array([0,0,0,0,0,0,0,0]),un=new Uint8Array([0,0,0,0,0,0,0,1]),cn=new Uint8Array([105,115,111,109]),fn=new Uint8Array([97,118,99,49]),gn=new Uint8Array([0,0,0,1]);class mn{static box(t,...e){let s=8,i=e.length;const r=i;for(;i--;)s+=e[i].byteLength;const n=new Uint8Array(s);for(Pt(n,0,s),Pt(n,4,t),i=0,s=8;i<r;i++)n.set(e[i],s),s+=e[i].byteLength;return n}static hdlr(t){return mn.box(At.hdlr,an[t])}static mdat(t){return mn.box(At.mdat,t)}static mdhd(t,e){e*=t;const s=Math.floor(e/(St+1)),i=Math.floor(e%(St+1));return mn.box(At.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 mn.box(At.mdia,mn.mdhd(t.timescale||0,t.duration||0),mn.hdlr(t.type),mn.minf(t))}static mfhd(t){return mn.box(At.mfhd,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t]))}static minf(t){return"audio"===t.type?mn.box(At.minf,mn.box(At.smhd,dn),mn.DINF,mn.stbl(t)):mn.box(At.minf,mn.box(At.vmhd,hn),mn.DINF,mn.stbl(t))}static moof(t,e,s){return mn.box(At.moof,mn.mfhd(t),mn.traf(s,e))}static moov(t){let e=t.length;const s=[];for(;e--;)s[e]=mn.trak(t[e]);return mn.box.apply(null,[At.moov,mn.mvhd(t[0].timescale||0,t[0].duration||0)].concat(s).concat(mn.mvex(t)))}static mvex(t){let e=t.length;const s=[];for(;e--;)s[e]=mn.trex(t[e]);return mn.box.apply(null,[At.mvex,...s])}static mvhd(t,e){e*=t;const s=Math.floor(e/(St+1)),i=Math.floor(e%(St+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 mn.box(At.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 mn.box(At.sdtp,s)}static stbl(t){return mn.box(At.stbl,mn.stsd(t),mn.box(At.stts,on),mn.box(At.stsc,on),mn.box(At.stsz,ln),mn.box(At.stco,on))}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=mn.box(At.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 mn.box(At.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,mn.box(At.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),mn.box(At.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,s=e.length;return new Uint8Array([0,0,0,0,3,23+s,0,1,0,4,15+s,64,21,0,0,0,0,0,0,0,0,0,0,0,5,s,...e,6,1,2])}static audioStsd(t){const e=t.samplerate||0;return new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount||0,0,16,0,0,0,0,e>>8&255,255&e,0,0])}static mp4a(t){return mn.box(At.mp4a,mn.audioStsd(t),mn.box(At.esds,mn.esds(t)))}static mp3(t){return mn.box(At[".mp3"],mn.audioStsd(t))}static ac3(t){return mn.box(At["ac-3"],mn.audioStsd(t),mn.box(At.dac3,t.config))}static stsd(t){const{segmentCodec:e}=t;if("audio"===t.type){if("aac"===e)return mn.box(At.stsd,un,mn.mp4a(t));if("ac3"===e&&t.config)return mn.box(At.stsd,un,mn.ac3(t));if("mp3"===e&&"mp3"===t.codec)return mn.box(At.stsd,un,mn.mp3(t))}else{if(!t.pps||!t.sps)throw new Error("video track missing pps or sps");if("avc"===e)return mn.box(At.stsd,un,mn.avc1(t));if("hevc"===e&&t.vps)return mn.box(At.stsd,un,mn.hvc1(t))}throw new Error(`unsupported ${t.type} segment codec (${e}/${t.codec})`)}static tkhd(t){const e=t.id,s=(t.duration||0)*(t.timescale||0),i=t.width||0,r=t.height||0,n=Math.floor(s/(St+1)),a=Math.floor(s%(St+1));return mn.box(At.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=mn.sdtp(t),i=t.id,r=Math.floor(e/(St+1)),n=Math.floor(e%(St+1));return mn.box(At.traf,mn.box(At.tfhd,new Uint8Array([0,0,0,0,i>>24,i>>16&255,i>>8&255,255&i])),mn.box(At.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])),mn.trun(t,s.length+16+20+8+16+8+8),s)}static trak(t){return t.duration=t.duration||4294967295,mn.box(At.trak,mn.tkhd(t),mn.mdia(t))}static trex(t){const e=t.id;return mn.box(At.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,u;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,u=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,u>>>24&255,u>>>16&255,u>>>8&255,255&u],12+16*a);return mn.box(At.trun,n)}static initSegment(t){const e=mn.moov(t);return qt(mn.FTYP,e)}static hvc1(t){const e=t.params,s=[t.vps,t.sps,t.pps],i=new Uint8Array([1,e.general_profile_space<<6|(e.general_tier_flag?32:0)|e.general_profile_idc,e.general_profile_compatibility_flags[0],e.general_profile_compatibility_flags[1],e.general_profile_compatibility_flags[2],e.general_profile_compatibility_flags[3],e.general_constraint_indicator_flags[0],e.general_constraint_indicator_flags[1],e.general_constraint_indicator_flags[2],e.general_constraint_indicator_flags[3],e.general_constraint_indicator_flags[4],e.general_constraint_indicator_flags[5],e.general_level_idc,240|e.min_spatial_segmentation_idc>>8,255&e.min_spatial_segmentation_idc,252|e.parallelismType,252|e.chroma_format_idc,248|e.bit_depth_luma_minus8,248|e.bit_depth_chroma_minus8,0,parseInt(e.frame_rate.fps),3|e.temporal_id_nested<<2|e.num_temporal_layers<<3|(e.frame_rate.fixed?64:0),s.length]);let r=i.length;for(let c=0;c<s.length;c+=1){r+=3;for(let t=0;t<s[c].length;t+=1)r+=2+s[c][t].length}const n=new Uint8Array(r);n.set(i,0),r=i.length;const a=s.length-1;for(let c=0;c<s.length;c+=1){n.set(new Uint8Array([32+c|(c===a?128:0),0,s[c].length]),r),r+=3;for(let t=0;t<s[c].length;t+=1)n.set(new Uint8Array([s[c][t].length>>8,255&s[c][t].length]),r),r+=2,n.set(s[c][t],r),r+=s[c][t].length}const o=mn.box(At.hvcC,n),l=t.width,h=t.height,d=t.pixelRatio[0],u=t.pixelRatio[1];return mn.box(At.hvc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,h>>8&255,255&h,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,mn.box(At.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),mn.box(At.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,255&d,u>>24,u>>16&255,u>>8&255,255&u])))}}nn=mn,mn.FTYP=nn.box(At.ftyp,cn,gn,cn,fn),mn.DINF=nn.box(At.dinf,nn.box(At.dref,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1])));function pn(t,e,s=1,i=!1){const r=t*e*s;return i?Math.round(r):r}function vn(t,e=!1){return pn(t,1e3,1/9e4,e)}function yn(t){const{baseTime:e,timescale:s,trackId:i}=t;return`${e/s} (${e}/${s}) trackId: ${i}`}const En=8589934592;function Tn(t,e,s,i){return{duration:e,size:s,cts:i,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:t?2:1,isNonSync:t?0:1,paddingValue:0}}}class Sn extends K{constructor(t,e,s,i){super("mp4-remuxer",i),this.observer=void 0,this.config=void 0,this.typeSupp

1orted=void 0,this.ISGenerated=!1,this._initPTS=null,this._initDTS=null,this.nextVideoTs=null,this.nextAudioTs=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}destroy(){this.config=this.videoTrackConfig=this._initPTS=this._initDTS=null}resetTimeStamp(t){const e=this._initPTS;e&&t&&t.trackId===e.trackId&&t.baseTime===e.baseTime&&t.timescale===e.timescale||this.log(`Reset initPTS: ${e?yn(e):e} > ${t?yn(t):t}`),this._initPTS=this._initDTS=t}resetNextTimestamp(){this.log("reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1}resetInitSegment(){this.log("ISGenerated flag reset"),this.ISGenerated=!1,this.videoTrackConfig=void 0}getVideoStartPts(t){let e=!1;const s=t[0].pts,i=t.reduce((t,i)=>{let r=i.pts,n=r-t;return n<-4294967296&&(e=!0,r=An(r,s),n=r-t),n>0?t:r},s);return e&&this.debug("PTS rollover detected"),i}remux(t,e,s,i,r,n,a,o,l){let h,d,u,c,f,g,p=r,v=r;const y=!l.iframe&&t.pid>-1,E=e.pid>-1,T=e.samples.length,S=t.samples.length>0,A=a&&T>0||T>1;if((!y||S)&&(!E||A)||this.ISGenerated||a){if(this.ISGenerated){var L,I,R,b;const t=this.videoTrackConfig;(t&&(e.width!==t.width||e.height!==t.height||(null==(L=e.pixelRatio)?void 0:L[0])!==(null==(I=t.pixelRatio)?void 0:I[0])||(null==(R=e.pixelRatio)?void 0:R[1])!==(null==(b=t.pixelRatio)?void 0:b[1]))||!t&&A||null===this.nextAudioTs&&S)&&this.resetInitSegment()}this.ISGenerated||(u=this.generateIS(t,e,r,n));const s=this.isVideoContiguous;let i,a=-1;if(A&&(a=function(t){for(let e=0;e<t.length;e++)if(t[e].key)return e;return-1}(e.samples),!s&&this.config.forceKeyFrameOnDiscontinuity))if(g=!0,a>0){this.warn(`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,v+=(e.samples[0].pts-t)/e.inputTimeScale,i=v}else-1===a&&(this.warn(`No keyframe found out of ${T} video samples`),g=!1);if(this.ISGenerated){if(S&&A&&r){const s=this.getVideoStartPts(e.samples),i=(An(t.samples[0].pts,s)-s)/e.inputTimeScale;p+=Math.max(0,i),v+=Math.max(0,-i)}if(S){if(t.samplerate||(this.warn("regenerate InitSegment as audio detected"),u=this.generateIS(t,e,r,n)),d=this.remuxAudio(t,p,this.isAudioContiguous,n,E||A||o===m.AUDIO?v:void 0,l),A){const i=d?d.endPTS-d.startPTS:0;e.inputTimeScale||(this.warn("regenerate InitSegment as video detected"),u=this.generateIS(t,e,r,n)),h=this.remuxVideo(e,v,s,i,l)}}else A&&(h=this.remuxVideo(e,v,s,0,l));h&&(h.firstKeyFrame=a,h.independent=-1!==a,h.firstKeyFramePTS=i)}}return this.ISGenerated&&this._initPTS&&this._initDTS&&(s.samples.length&&(f=Ln(s,r,this._initPTS,this._initDTS)),i.samples.length&&(c=In(i,r,this._initPTS))),{audio:d,video:h,initSegment:u,independent:g,text:c,id3:f}}computeInitPts(t,e,s,i){const r=Math.round(s*e);let n=An(t,r);if(n<r)for(this.log(`Adjusting PTS for rollover in timeline near ${(r-n)/e} ${i}`);n<r;)n+=En;return n-r}generateIS(t,e,s,r){const n=t.samples,a=e.samples,o=this.typeSupported,l={},h=this._initPTS,d=!h||r;let u,c,f,g="audio/mp4",m=-1;if(d&&(u=c=1/0),t.config&&n.length){switch(t.timescale=t.samplerate,t.segmentCodec){case"mp3":o.mpeg?(g="audio/mpeg",t.codec=""):o.mp3&&(t.codec="mp3");break;case"ac3":t.codec="ac-3"}if(l.audio={id:"audio",container:g,codec:t.codec,initSegment:"mp3"===t.segmentCodec&&o.mpeg?new Uint8Array(0):mn.initSegment([t]),metadata:{channelCount:t.channelCount}},d){m=t.id,f=t.inputTimeScale;const e=this.computeInitPts(n[0].pts,f,s,"audio");(!h||f!==h.timescale||0===s&&e<h.baseTime)&&(u=c=e)}}if(e.sps&&e.pps&&a.length){if(e.timescale=e.inputTimeScale,l.video={id:"main",container:"video/mp4",codec:e.codec,initSegment:mn.initSegment([e]),metadata:{width:e.width,height:e.height}},d){m=e.id,f=e.inputTimeScale;const t=this.getVideoStartPts(a),r=An(a[0].dts,t),n=this.computeInitPts(r,f,s,"video"),o=this.computeInitPts(t,f,s,"video");(!h||f!==h.timescale||i(u)||0===s&&o<h.baseTime)&&(c=Math.min(c,n),u=Math.min(u,n))}this.videoTrackConfig={width:e.width,height:e.height,pixelRatio:e.pixelRatio}}if(Object.keys(l).length)return this.ISGenerated=!0,d&&i(u)?(h&&this.warn(`Timestamps at playlist time: ${r?"":"~"}${s} ${u/f} != initPTS: ${h.baseTime/h.timescale} (${h.baseTime}/${h.timescale}) trackId: ${h.trackId}`),this.log(`Found initPTS at playlist time: ${s} offset: ${u/f} (${u}/${f}) trackId: ${m}`),this._initPTS={baseTime:u,timescale:f,trackId:m},this._initDTS={baseTime:c,timescale:f,trackId:m}):u=f=void 0,{tracks:l,initPTS:u,timescale:f,trackId:m}}remuxVideo(t,e,s,i,r){const n=t.inputTimeScale,h=t.samples,d=[],u=h.length,c=this._initPTS,f=c.baseTime*n/c.timescale;let g,m,p=this.nextVideoTs,v=8,y=this.videoSampleDuration,E=Number.POSITIVE_INFINITY,T=Number.NEGATIVE_INFINITY,S=!1;if(!s||null===p){const t=f+e*n,i=h[0].pts-An(h[0].dts,h[0].pts);oe()&&null!==p&&Math.abs(t-i-(p+f))<15e3?s=!0:p=t-i-f}const A=p+f;for(let a=0;a<u;a++){const t=h[a];t.pts=An(t.pts,A),t.dts=An(t.dts,A),t.dts<h[a>0?a-1:a].dts&&(S=!0)}S&&h.sort(function(t,e){const s=t.dts-e.dts,i=t.pts-e.pts;return s||i}),g=h[0].dts,m=h[h.length-1].dts;const L=m-g,I=L?Math.round(L/(u-1)):y||t.inputTimeScale/30;if(s){const s=g-A,i=s>I,r=s<-1;if((i||r)&&(i?this.warn(`${(t.segmentCodec||"").toUpperCase()}: ${vn(s,!0)} ms (${s}dts) hole between fragments detected at ${e.toFixed(3)}`):this.warn(`${(t.segmentCodec||"").toUpperCase()}: ${vn(-s,!0)} ms (${s}dts) overlapping between fragments detected at ${e.toFixed(3)}`),!r||A>

1=h[0].pts||oe())){g=A;const t=h[0].pts-s;if(i)h[0].dts=g,h[0].pts=t;else{let e=!0;for(let i=0;i<h.length&&!(h[i].dts>t&&e);i++){const t=h[i].pts;if(h[i].dts-=s,h[i].pts-=s,i<h.length-1){const s=h[i+1].pts;e=s<=h[i].pts==s<=t}}}this.log(`Video: Initial PTS/DTS adjusted: ${vn(t,!0)}/${vn(g,!0)}, delta: ${vn(s,!0)} ms`)}}g=Math.max(0,g);let R=0,b=0,D=g;for(let a=0;a<u;a++){const t=h[a],e=t.units,s=e.length;let i=0;for(let r=0;r<s;r++)i+=e[r].data.length;b+=i,R+=s,t.length=i,t.dts<D?(t.dts=D,D+=I/4|0||1):D=t.dts,E=Math.min(t.pts,E),T=Math.max(t.pts,T)}m=h[u-1].dts;const P=b+4*R+8;let _;try{_=new Uint8Array(P)}catch($){return void this.observer.emit(l.ERROR,l.ERROR,{type:a.MUX_ERROR,details:o.REMUX_ALLOC_ERROR,fatal:!1,chunkMeta:r,error:$,bytes:P,reason:`fail allocating video mdat ${P}`})}Pt(_,0,P),Pt(_,4,At.mdat);let C=!1,w=Number.POSITIVE_INFINITY,M=Number.POSITIVE_INFINITY,O=Number.NEGATIVE_INFINITY,x=Number.NEGATIVE_INFINITY;for(let a=0;a<u;a++){const t=h[a],e=t.units;let o,l=0;for(let s=0,i=e.length;s<i;s++){const t=e[s],i=t.data,r=t.data.byteLength;Pt(_,v,r),v+=4,_.set(i,v),v+=r,l+=4+r}if(a<u-1)y=h[a+1].dts-t.dts,o=h[a+1].pts-t.pts;else{const e=this.config,s=a>0?t.dts-h[a-1].dts:I;if(o=a>0?t.pts-h[a-1].pts:I,e.stretchShortVideoTrack&&null!==this.nextAudioTs){const r=Math.floor(e.maxBufferHole*n),a=(i?E+i*n:this.nextAudioTs+f)-t.pts;a>r?(y=a-s,y<0?y=s:C=!0,this.log(`It is approximately ${a/90} ms to the next segment; using duration ${y/90} ms for the last video frame.`)):y=s}else y=s}let c=Math.round(t.pts-t.dts);if(w=Math.min(w,y),O=Math.max(O,y),M=Math.min(M,o),x=Math.max(x,o),!s&&0===a&&c>y){const t=Math.round(c/I)*I;t-c===1&&(this.log(`pad first CTS ${c} -> ${t} of sn: ${r.sn}`),c=t)}d.push(Tn(t.key,y,l,c))}if(d.length){const t=oe();if(t){if(t<70){const t=d[0].flags;t.dependsOn=2,t.isNonSync=0}}else if(function(){if(void 0===ne){const t=ee.match(/Safari\/(\d+)/i);ne=t?parseInt(t[1]):0}return ne}()&&x-M<O-w&&I/O<.025&&0===d[0].cts){this.warn("Found irregular gaps in sample duration. Using PTS instead of DTS to determine MP4 sample duration.");let t=g;for(let e=0,s=d.length;e<s;e++){const i=t+d[e].duration,r=t+d[e].cts;if(e<s-1){const t=i+d[e+1].cts;d[e].duration=t-r}else d[e].duration=e?d[e-1].duration:I;d[e].cts=0,t=i}}}y=C||!y?I:y;const F=m+y;this.nextVideoTs=p=F-f,this.videoSampleDuration=y,this.isVideoContiguous=!0,r.iframe&&(1===d.length?(d[0].duration=y=r.duration*n,this.nextVideoTs=p=g+y-f):this.warn(`Not adjusting IFrame duration (sample count ${d.length})`));const N={data1:mn.moof(r.sn,g,k(t,{samples:d})),data2:_,startPTS:(E-f)/n,endPTS:(T+y-f)/n,startDTS:(g-f)/n,endDTS:p/n,type:"video",hasAudio:!1,hasVideo:!0,nb:d.length,dropped:t.dropped};return t.samples=[],t.dropped=0,N}getSamplesPerFrame(t){switch(t.segmentCodec){case"mp3":return 1152;case"ac3":return 1536;default:return 1024}}remuxAudio(t,e,s,i,r,n){const h=t.inputTimeScale,d=h/(t.samplerate?t.samplerate:h),u=this.getSamplesPerFrame(t),c=u*d,f=this._initPTS,g="mp3"===t.segmentCodec&&this.typeSupported.mpeg,m=[],p=void 0!==r;let v=t.samples,y=g?0:8,E=this.nextAudioTs||-1;const T=f.baseTime*h/f.timescale,S=T+e*h;if(this.isAudioContiguous=s=s||v.length&&E>0&&(i&&Math.abs(S-(E+T))<9e3||Math.abs(An(v[0].pts,S)-(E+T))<20*c),v.forEach(function(t){t.pts=An(t.pts,S)}),!s||E<0){const t=v.length;if(v=v.filter(t=>t.pts>=0),t!==v.length&&this.warn(`Removed ${v.length-t} of ${t} samples (initPTS ${T} / ${h})`),!v.length)return;E=0===r?0:i&&!p?Math.max(0,S-T):v[0].pts-T}if("aac"===t.segmentCodec){const e=this.config.maxAudioFramesDrift;for(let s=0,i=E+T;s<v.length;s++){const r=v[s],n=r.pts,a=n-i,o=Math.abs(1e3*a/h);if(a<=-e*c&&p)0===s&&(this.warn(`Audio frame @ ${(n/h).toFixed(3)}s overlaps marker by ${Math.round(1e3*a/h)} ms.`),this.nextAudioTs=E=n-T,i=n);else if(a>=e*c&&o<1e4&&p){let e=Math.round(a/c);for(i=n-e*c;i<0&&e&&c;)e--,i+=c;0===s&&(this.nextAudioTs=E=i-T),this.warn(`Injecting ${e} audio frames @ ${((i-T)/h).toFixed(3)}s due to ${Math.round(1e3*a/h)} ms gap.`);for(let n=0;n<e;n++){let e=rn.getSilentFrame(t.parsedCodec||t.manifestCodec||t.codec,t.channelCount);e||(this.log("Unable to get silent frame for given audio codec; duplicating last frame instead."),e=r.unit.subarray()),v.splice(s,0,{unit:e,pts:i}),i+=c,s++}}r.pts=i,i+=c}}let A,L=null,I=null,R=0,b=v.length;for(;b--;)R+=v[b].unit.byteLength;for(let k=0,x=v.length;k<x;k++){const e=v[k],i=e.unit;let r=e.pts;if(null!==I){m[k-1].duration=Math.round((r-I)/d)}else{if(s&&"aac"===t.segmentCodec&&(r=E+T),L=r,!(R>0))return;R+=y;try{A=new Uint8Array(R)}

1catch(O){return void this.observer.emit(l.ERROR,l.ERROR,{type:a.MUX_ERROR,details:o.REMUX_ALLOC_ERROR,fatal:!1,chunkMeta:n,error:O,bytes:R,reason:`fail allocating audio mdat ${R}`})}g||(Pt(A,0,R),Pt(A,4,At.mdat))}A&&A.set(i,y);const h=i.byteLength;y+=h,m.push(Tn(!0,u,h,0)),I=r}const D=m.length;if(!D)return;const P=m[m.length-1];E=I-T,this.nextAudioTs=E+d*P.duration;const _=g?new Uint8Array(0):mn.moof(t.sequenceNumber++,L/d,k({},t,{samples:m}));t.samples=[];const C=(L-T)/h,w=this.nextAudioTs/h,M={data1:_,data2:A,startPTS:C,endPTS:w,startDTS:C,endDTS:w,type:"audio",hasAudio:!0,hasVideo:!1,nb:D};return this.isAudioContiguous=!0,M}}function An(t,e){let s;if(null===e)return t;for(s=e<t?-8589934592:En;Math.abs(t-e)>4294967296;)t+=s;return t}function Ln(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=An(r.pts-s.baseTime*n/s.timescale,e*n)/n,r.dts=An(r.dts-i.baseTime*n/i.timescale,e*n)/n}const a=t.samples;return t.samples=[],{samples:a}}function In(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];

1i.pts=An(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}}function Rn(t,e,s=!1){return void 0!==(null==t?void 0:t.start)?(t.start+(s?t.duration:0))/t.timescale:e}function bn(t,e,s){const i=t.codec;if(i&&i.length>4)return i;if(e===p){if("ec-3"===i||"ac-3"===i||"alac"===i)return i;if("fLaC"===i||"Opus"===i){return ye(i,!1)}return s.warn(`Unhandled audio codec "${i}" in mp4 MAP`),i||"mp4a"}return"mjpg"===i?i:(s.warn(`Unhandled video codec "${i}" in mp4 MAP`),i||"avc1")}let kn;try{kn=self.performance.now.bind(self.performance)}catch(id){kn=Date.now}const Dn=[{demux:class{constructor(t,e,s,i=W){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.initData=void 0,this.logger=void 0,this.config=e,this.logger=i}resetTimeStamp(){}resetInitSegment(t,e,s,i){const r=this.videoTrack=br("video",1),n=this.audioTrack=br("audio",1),a=this.txtTrack=br("text",1);if(this.id3Track=br("id3",1),this.initData=void 0,this.timeOffset=0,null==t||!t.byteLength)return;const o=this.initData=Ft(t);if(o.video){const{id:t,timescale:e,codec:s,supplemental:i}=o.video;r.id=t,r.timescale=a.timescale=e,r.codec=s,r.supplemental=i}if(o.audio){const{id:t,timescale:e,codec:s}=o.audio;n.id=t,n.timescale=e,n.codec=s}a.id=Lt.text,r.sampleDuration=0,r.duration=n.duration=i}resetContiguity(){this.remainderData=null}static probe(t){return function(t,e){const s=t.byteLength;for(let i=0;i<s;){const r=Rt(t,i);if(r>8&&Rt(t,i+4)===At[e])return!0;i=r>1?i+r:s}return!1}(t,"moof")}demux(t,e,s){this.timeOffset=e;let i=t;const r=this.videoTrack,n=this.txtTrack;if(this.config.progressive){this.remainderData&&(i=qt(this.remainderData,t));const e=function(t){const e={valid:null,remainder:null},s=Mt(t,["moof"]);if(s.length<2)return e.remainder=t,e;const i=s[s.length-1];return e.valid=t.slice(0,i.byteOffset-8),e.remainder=t.slice(i.byteOffset-8),e}(i);this.remainderData=e.remainder,r.samples=e.valid||new Uint8Array}else r.samples=i;const a=this.extractID3Track(r,e),o=this.parseFragment(r,n,e,s);return{videoTrack:r,audioTrack:this.audioTrack,id3Track:a,textTrack:this.txtTrack,initData:this.initData,sampleData:o}}flush(t,e){const s=this.timeOffset,i=this.videoTrack,r=this.txtTrack;i.samples=this.remainderData||new Uint8Array,this.remainderData=null;const n=this.extractID3Track(i,this.timeOffset),a=this.parseFragment(i,r,s,e);return{videoTrack:i,audioTrack:br(),id3Track:n,textTrack:br(),initData:this.initData,sampleData:a}}parseFragment(t,e,s,i){const r=this.initData;if(r&&i){const{samples:n,sampleData:a}=function(t,e,s,i,r=!1){const n=[];return{samples:n,sampleData:{includeSampleDetails:r,tracks:jt(e.samples,s,i,r,{isHEVCFlavor:Wt(e.codec),samples:n,timeOffset:t,timescale:e.timescale,trackId:e.id})}}}(s,t,r,this.logger,i.iframe);return e.samples=n,a}e.samples=function(t,e){const s=[],i=e.samples,r=e.timescale,n=e.id;let a=!1;return Mt(i,["moof"]).map(o=>{const l=o.byteOffset-8;Mt(o,["traf"]).map(o=>{const h=Mt(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),Mt(o,["tfhd"]).map(h=>{const d=Rt(h,4),u=16777215&Rt(h,0),c=0!==(1&u);let f=0;const g=0!==(2&u),m=0!==(8&u);let p=0;const y=0!==(16&u);let E=0;const T=0!==(32&u),S=!c&&0!==(131072&u);let A=8;d===n&&(c?(f=Rt(h,A),A+=4,f*=Math.pow(2,32),f+=Rt(h,A),A+=4):S&&(f=l),g&&(A+=4),m&&(p=Rt(h,A),A+=4),y&&(E=Rt(h,A),A+=4),T&&(A+=4),"video"===e.type&&(a=Wt(e.codec)),Mt(o,["trun"]).map(n=>{const o=n[0],l=16777215&Rt(n,0),h=0!==(1&l);let d=0;const u=0!==(4&l),c=0!==(256&l);let g=0;const m=0!==(512&l);let y=0;const T=0!==(1024&l),S=0!==(2048&l);let A=0;const L=Rt(n,4);let I=8;h&&(d=Rt(n,I),I+=4),u&&(I+=4);let R=f+d;for(let f=0;f<L;f++){if(c?(g=Rt(n,I),I+=4):g=p,m?(y=Rt(n,I),I+=4):y=E,T&&(I+=4),S&&(A=0===o?Rt(n,I):Dt(n,I),I+=4),e.type===v){let e=0;for(;e<y;){const n=Rt(i,R);R+=4,Xt(a,i[R])&&zt(i.subarray(R,R+n),a?2:1,t+A/r,s),R+=n,e+=n+4}}t+=g/r}}))})})}),s}(s,t)}extractID3Track(t,e){const s=this.id3Track;if(t.samples.length){const i=Mt(t.samples,["emsg"]);i&&i.forEach(t=>{const i=function(t){const e=t[0];let s,i="",n="",a=0,o=0,l=0,h=0,d=4;if(0===e){const e=kt(t,d),s=null!==e?kt(t,d+e.length):null;null!==e&&null!==s?(i=e,n=s,d+=e.length+s.length,a=Rt(t,d),d+=4,o=Rt(t,d),d+=4,l=Rt(t,d),d+=4,h=Rt(t,d),d+=4):(W.warn(`Unterminated ${null===e?"scheme_id_uri":"value"} in parsing emsg box: version 0 box ends inside a string, dropping all of its fields`),d=t.length)}else if(1===e){a=Rt(t,d),d+=4;const e=Rt(t,d);d+=4;const o=Rt(t,d);d+=4,s=2**32*e+o,r(s)||(s=Number.MAX_SAFE_INTEGER,W.warn("Presentation time exceeds safe integer limit and wrapped to max safe integer in parsing emsg box")),l=Rt(t,d),d+=4,h=Rt(t,d),d+=4;const u=kt(t,d),c=null!==u?kt(t,d+u.length):null;null!==u&&(i=u,d+=u.length),null!==c?(n=c,d+=c.length):(W.warn(`Unterminated ${null===u?"scheme_id_uri":"value"} in parsing emsg box: version 1 box ends inside a string, dropping its ${null===u?"strings and payload":"value and payload"}`),d=t.length)}return{schemeIdUri:i,value:n,timeScale:a,presentationTime:s,presentationTimeDelta:o,eventDuration:l,id:h,payload:t.subarray(d,t.byteLength)}}(t);if(Kr.test(i.schemeIdUri)){const t=Vr(i,e);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:Rr.emsg,duration:r})}else if(this.config.enableEmsgKLVMetadata){const t=this.config.emsgKLVSchemaUri||Rr.misbklv;if(i.schemeIdUri.startsWith(t)){const t=Vr(i,e);s.samples.push({data:i.payload,len:i.payload.byteLength,dts:t,pts:t,type:Rr.misbklv,duration:Number.POSITIVE_INFINITY})}}})}return s}demuxSampleAes(t,e,s){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))}destroy(){this.config=null,this.remainderData=null,this.videoTrack=this.audioTrack=this.id3Track=this.txtTrack=void 0,this.initData=void 0}},remux:class extends K{constructor(t,e,s,i){super("passthrough-remuxer",i),this.observer=void 0,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,this.isVideoContiguous=!1,this.videoOnlyRemux=!1,this.decryptdata=null,this.pendingInitSegment=void 0,this.observer=t}destroy(){this.observer&&this.observer.removeAllListeners(),this.observer=null}resetTimeStamp(t){this.lastEndTime=null;const e=this.initPTS;e&&t&&e.baseTime===t.baseTime&&e.timescale===t.timescale||(this.initPTS=t)}resetNextTimestamp(){this.isVideoContiguous=!1,this.lastEndTime=null}resetInitSegment(t,e,s,i){this.audioCodec=e,this.videoCodec=s,this.decryptdata=i,this.pendingInitSegment=t,this.videoOnlyRemux=!1,this.initTracks=void 0,this.initData=void 0,this.emitInitSegment=!0}generateInitSegment(t,e,s){this.videoOnlyRemux=!1;let{audioCodec:i,videoCodec:r}=this;if(null==t||!t.byteLength)return this.initTracks=void 0,void(this.initData=void 0);const{audio:n,video:a}=this.initData=s||Ft(t);if(e)!function(t,e){if(!t||!e)return;const s=e.keyId;16===(null==s?void 0:s.byteLength)&&e.isCommonEncryption&&Kt(t,(t,e)=>{const i=t.subarray(8,24);i.some(t=>0!==t)||(W.log(`[eme] Patching keyId in 'enc${e?"a":"v"}>sinf>>tenc' box: ${vt(i)} -> ${vt(s)}`),t.set(s,8))})}(t,e);else{const t=n||a;null!=t&&t.encrypted&&this.warn(`Init segment with encrypted track with has no key ("${t.codec}")!`)}n&&(i=bn(n,p,this)),a&&(r=bn(a,v,this));const o={};n&&a?o.audiovideo={container:"video/mp4",codec:i+","+r,supplemental:a.supplemental,encrypted:a.encrypted,initSegment:t,id:"main"}:n?o.audio={container:"audio/mp4",codec:i,encrypted:n.encrypted,initSegment:t,id:"audio"}:a?o.video={container:"video/mp4",codec:r,supplemental:a.supplemental,encrypted:a.encrypted,initSegment:t,id:"main"}:this.warn("initSegment does not contain moov or trak boxes."),this.initTracks=o}remux(t,e,s,r,n,a,o,l,h,d,u){var c,f;let{initPTS:g,lastEndTime:m}=this;const p={audio:void 0,video:void 0,text:void 0,id3:s,initSegment:void 0};i(m)||(m=this.lastEndTime=n||0);const v=e.samples;if(!v.length)return p;const y=this.pendingInitSegment;y&&(this.pendingInitSegment=void 0,this.generateInitSegment(y,this.decryptdata,d));const E={initPTS:void 0,timescale:void 0,trackId:void 0};let T=this.initData;if(null!=(c=T)&&c.length||(this.generateInitSegment(v),T=this.initData),null==(f=T)||!f.length)return this.warn("Failed to generate initSegment."),p;if(h.iframe&&T.audio&&T.video){var S;const t=null==(S=this.initTracks)||null==(S=S.audiovideo)?void 0:S.initSegment,e=t?function(t){const e=Mt(t,["moov"]);if(1!==e.length||Mt(t,["moof"]).length)return null;const s=t.byteOffset,i=[],r=[];let n=!1;const a=Mt(e[0],["trak"]);for(let c=0;c<a.length;c++){const t=a[c],e=Mt(t,["mdia","hdlr"])[0];if("vide"===(e?Tt(e.subarray(8,12)):"")){n=!0;continue}const o=Mt(t,["tkhd"])[0];if(!o)return null;const l=o[0];r.push(Rt(o,0===l?12:20)),i.push(Ct(t,s))}if(!n||!i.length)return null;const o=Mt(e[0],["mvex"])[0];let l=0;if(o){const t=Mt(o,["trex"]);for(let e=0;e<t.length;e++){const n=t[e];-1!==r.indexOf(Rt(n,4))&&(i.push(Ct(n,s)),l+=n.byteLength+8)}}const{result:h,dropped:d,droppedBefore:u}=wt(t,i);if(Pt(h,e[0].byteOffset-s-8,e[0].byteLength+8-d),o&&l){const t=o.byteOffset-s-8;Pt(h,t-u(t),o.byteLength+8-l)}return h}(t):null;var A;if(e)this.log("Converted muxed init segment to video-only for I-Frame playback"),this.generateInitSegment(e,this.decryptdata),null!=(A=this.initData)&&A.length&&(T=this.initData,this.emitInitSegment=!0,this.videoOnlyRemux=!0)}this.emitInitSegment&&(E.tracks=this.initTracks,p.initSegment=E,this.emitInitSegment=!1);const L=h.iframe,I=!u||L&&!u.includeSampleDetails?function(t,e,s,i,r=!0){return jt(t,e,i,r)}(v,T,0,this,L):u.tracks,R=T.audio?I[T.audio.id]:null,b=T.video?I[T.video.id]:null,k=!!T.audio,D=!!T.video;let P="";k&&(P+="audio"),D&&(P+="video");const _=Rn(b,1/0),C=Rn(R,1/0),w=Rn(b,0,!0),M=Rn(R,0,!0);let O=n,x=0;b&&R&&T.audio&&(C>w||_>M)&&this.warn(`audio and video track sample timestamps do not overlap. v: ${_}-${w} a: ${C}-${M}}`,b,R);const F=!!R&&(!b||!g&&C<_||!!g&&g.trackId===T.audio.id),N=F?R:b;if(!N)return this.log(`No media samples found in ${l} ${h.level} ${-1===h.part?"":`part: ${h.part} of`} sn: ${h.sn} at playlist time: ${n}`),p;let $,B=v;if(b&&b.sampleCount>=1&&T.video&&h.iframe){const{trun:t,start:e}=b,s=1===t.length,i=t.length?s?t[0].samples:t[0].samples.concat(...t.slice(1).map(t=>t.samples)):[];if(i.length){const r=t[0];let n=r;for(let e=t.length;e--;)if(t[e].samples.length){n=t[e];break}const a=n.lastSampleDurationOffset,{defaultSampleDurationOffset:o}=r,l=Math.abs(h.duration-(w-_))>.05,d=i.length<b.sampleCount;if(l||d||this.videoOnlyRemux||!s){const t=d?n.sampleOffset+n.samples.reduce((t,e)=>t+e.size,0):void 0,s=l?h.duration:w-_,r=function(t,e,s,i){if(void 0!==s){const i=t[t.length-1];let r=e;for(let e=0;e<t.length-1;e++)r-=t[e].duration;return r<=0&&(r=i.duration),i.duration=r,{durationOffset:s,value:r}}if(void 0===i)return;const r=Math.round(e/t.length);for(let n=0;n<t.length;n++)t[n].duration=r;return{durationOffset:i,value:r}}(i,s*T.video.timescale,a,o),u=function(t,e,s,i,r){if(s<1)return null;const n=Mt(t,["moof"]);if(1!==n.length)return null;const a=n[0],o=t.byteOffset,l=[],h=[],d=Mt(a,["traf"]);let u=!0;for(let m=0;m<d.length;m++){const t=d[m],s=Mt(t,["tfhd"])[0];if(!s)return null;Rt(s,4)===e?(l.push(t),131072&Rt(s,0)||(u=!1)):h.push(Ct(t,o))}if(!l.length)return null;if(h.length&&!u)return null;if(void 0!==i){let e=s;for(let s=0;s<l.length;s++){const i=l[s];let r=0;const n=Mt(i,["trun"]);for(let s=0;s<n.length;s++){const i=n[s],a=Math.min(e,Rt(i,4));if(a){Pt(t,i.byteOffset-o+4,a);const e=16777215&Rt(i,0);_t(t,i,8+(1&e?4:0)+(4&e?4:0)+a*((256&e?4:0)+(512&e?4:0)+(1024&e?4:0)+(2048&e?4:0)))}else Pt(t,i.byteOffset-o-4,At.free);e-=a,r+=a}const a=Mt(i,["senc"])[0];a&&Pt(t,a.byteOffset-o+4,r);const h=Mt(i,["saiz"])[0];if(h){let e=4;1&(h[1]<<16|h[2]<<8|h[3])&&(e+=8);const s=h[e];e+=1,Pt(t,h.byteOffset-o+e,r),_t(t,h,e+4+(0===s?r:0))}}const r=Mt(t,["mdat"]);if(1===r.length){const e=r[0].byteOffset-o-8;Pt(t,e,i-e)}}let c=t,f=0,g=()=>0;if(h.length){({result:c,dropped:f,droppedBefore:g}=wt(t,h)),Pt(c,a.byteOffset-o-8,a.byteLength+8-f);for(let t=0;t<l.length;t++){const e=l[t],s=g(e.byteOffset-o),i=Mt(e,["trun"]);for(let t=0;t<i.length;t++){const e=i[t];1&Rt(e,0)&&Pt(c,e.byteOffset-o-s+8,Rt(e,8)-f)}if(s){const t=Mt(e,["saio"]);for(let e=0;e<t.length;e++){const i=t[e],r=0===i[0]?4:8;let n=1&Rt(i,0)?12:4,a=Rt(i,n);for(n+=4;a--;n+=r){const t=n+r-4;Pt(c,i.byteOffset-o-s+t,Rt(i,t)-s)}}}}}if(r){const{durationOffset:t,value:e}=r;Pt(c,t-g(t),e)}return void 0!==i?c.subarray(0,i-f):c}(v,T.video.id,i.length,t,r);u?(B=u,$=function(t,e){let s=t,i=t;for(let r=0;r<e.length;r++){const{cts:t,duration:n}=e[r];i=Math.max(i,s+(t||0)+n),s+=n}return i}(e,i)):this.warn(`IFrame remux skipped (sn ${h.sn}); using native sample duration`),x=u&&r?s:w-_}else x=w-_}else this.warn(`Could not remux IFrame track fragment (no samples in range, trun count ${t.length})`),x=w-_}else x=F?M-C:w-_;if(this.videoOnlyRemux&&B===v)return this.warn(`Dropping muxed I-Frame fragment that could not be remuxed to video-only (sn: ${h.sn})`),p;const U=N.timescale,G=N.start-n*U,K=F?T.audio.id:T.video.id;if(O=N.start/U,(a||!g)&&(function(t,e,s,i){if(null===t)return!0;const r=Math.max(i,1),n=e-t.baseTime/t.timescale;return Math.abs(n-s)>=r}(g,O,n,x)||U!==g.timescale)){let t=!1;const e=F?"audio":"video";if(g){const s=0!==n?O/n:1+O/1;t=O>=0&&Math.abs(1-s)<.001,this.log(`${e} timestamps in track ${K} at playlist time: ${a?"":"~"}${n} maps to ${O} with initPTS: ${g.baseTime/g.timescale} (${G/U-g.baseTime/g.timescale}s diff) (${P}) drift estimate: ${s} ${t?"(ignoring drift)":"remapping timestamps (initPTS)"}`)}t||(this.log(`Found initPTS in ${e} track ${K} at playlist time: ${n} offset: ${O-n} (${G}/${U})`),g=null,E.initPTS=G,E.timescale=U,E.trackId=K)}g?(E.initPTS=g.baseTime,E.timescale=g.timescale,E.trackId=g.trackId):(E.timescale&&void 0!==E.trackId&&void 0!==E.initPTS||(this.warn("Could not set initPTS"),E.initPTS=O,E.timescale=1,E.trackId=-1),this.initPTS=g={baseTime:E.initPTS,timescale:E.timescale,trackId:E.trackId});const V=O-g.baseTime/g.timescale,H=V+x,Y=D&&void 0!==(null==N?void 0:N.ptsMin)?N.ptsMin/N.timescale-g.baseTime/g.timescale:V,j=void 0!==$&&b?$/b.timescale-g.baseTime/g.timescale:D&&null!=N&&N.ptsMax?N.ptsMax/N.timescale-g.baseTime/g.timescale:H;x>0?this.lastEndTime=H:(this.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());const q={data1:B,data2:undefined,startPTS:Y,startDTS:V,endPTS:j,endDTS:H,type:P,hasAudio:k,hasVideo:D,nb:1,dropped:0,encrypted:!!T.audio&&T.audio.encrypted||!!T.video&&T.video.encrypted};p.audio=k&&!D?q:void 0,p.video=D?q:void 0;const W=this.isVideoContiguous,X=null==b?void 0:b.sampleCount;if(X){const t=b.keyFrameIndex,e=-1!==t;q.nb=X,q.dropped=0===t||W?0:e?t:X,q.independent=e,q.firstKeyFrame=t,e&&b.keyFrameStart&&(q.firstKeyFramePTS=(b.keyFrameStart-g.baseTime)/g.timescale),W||(p.independent=e),this.isVideoContiguous||(this.isVideoContiguous=e),q.dropped&&this.warn(`fmp4 does not start with IDR: firstIDR ${t}/${X} dropped: ${q.dropped} start: ${q.firstKeyFramePTS||"NA"}`)}return p.initSegment=E,p.id3=Ln(s,n,g,g),r.samples.length&&(p.text=In(r,n,g)),p}}},{demux:Xr,remux:Sn},{demux:class extends kr{constructor(t,e){super(),this.observer=void 0,this.config=void 0,this.sampleAes=null,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,e){if(!t)return!1;const s=ot(t,0);let i=(null==s?void 0:s.length)||0;if(Nr(t,i))return!1;for(let r=t.length;i<r;i++)if(Sr(t,i))return e.log("ADTS sync word found !"),!0;return!1}canParse(t,e){return function(t,e){return function(t,e){return e+5<t.length}(t,e)&&vr(t,e)&&Er(t,e)<=t.length-e}(t,e)}appendFrame(t,e,s){Ar(t,this.observer,e,s,t.manifestCodec);const i=Ir(t,e,s,this.basePTS,this.frameIndex);if(0===(null==i?void 0:i.missing))return i}demuxSampleAes(t,e,s){const i=this.demux(t,s),r=this.sampleAes=new $r(this.observer,this.config,e);return new Promise(t=>{r.decryptAacSamples(i.audioTrack.samples,0,()=>{t(i)})})}},remux:Sn},{demux:class extends kr{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=ot(t,0);let s=(null==e?void 0:e.length)||0;if(e&&11===t[s]&&119===t[s+1]&&void 0!==pt(e)&&Br(t,s)<=16)return!1;for(let i=t.length;s<i;s++)if(Nr(t,s))return W.log("MPEG Audio sync word found !"),!0;return!1}canParse(t,e){return function(t,e){return xr(t,e)&&4<=t.length-e}(t,e)}appendFrame(t,e,s){if(null!==this.basePTS)return Mr(t,e,s,this.basePTS,this.frameIndex)}},remux:Sn}];Dn.splice(2,0,{demux:Ur,remux:Sn});class Pn{constructor(t,e,s,i,r,n){this.asyncResult=!1,this.logger=void 0,this.observer=void 0,this.typeSupported=void 0,this.config=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.id=r,this.logger=n}configure(t){this.transmuxConfig=t,this.decrypter&&this.decrypter.reset()}push(t,e,s,i){if(!this.observer)return _n(s);const r=s.transmuxing;r.executeStart=kn();const n=new Uint8Array(t),{currentTransmuxState:h,transmuxConfig:d}=this;i&&(this.currentTransmuxState=i);const{contiguous:u,discontinuity:c,trackSwitch:f,accurateTimeOffset:g,timeOffset:m,initSegmentChange:p}=i||h,{audioCodec:v,videoCodec:y,defaultInitPts:E,duration:T,initSegmentData:S}=d,A=function(t,e){let s=null;t.byteLength>0&&null!=(null==e?void 0:e.key)&&null!==e.iv&&null!=e.method&&(s=e);return s}(n,e);if(A&&Ws(A.method)){const t=this.getDecrypter(),e=Xs(A.method);return this.asyncResult=!0,this.decryptionPromise=t.decrypt(n,A.key.buffer,A.iv.buffer,e,s.decryptRange).then(t=>{const e=this.push(t,null,s);return this.decryptionPromise=null,e}),this.decryptionPromise}const L=this.needsProbing(c,f);if(L){const t=s.iframe&&S&&Xr.probe(S,this.logger)?S:n,e=this.configureTransmuxer(t);if(e)return this.logger.warn(`[transmuxer] ${e.message}`),this.observer.emit(l.ERROR,l.ERROR,{type:a.MEDIA_ERROR,details:o.FRAG_PARSING_ERROR,fatal:!1,error:e,reason:e.message}),r.executeEnd=kn(),_n(s)}(c||f||p||L)&&this.resetInitSegment(S,v,y,T,e,s),(c||p||L)&&this.resetInitialTimestamp(E),u||this.resetContiguity();const I=this.transmux(n,A,m,g,s);this.asyncResult=Cn(I);const R=this.currentTransmuxState;return R.contiguous=!0,R.discontinuity=!1,R.trackSwitch=!1,r.executeEnd=kn(),I}flush(t){const e=t.transmuxing;e.executeStart=kn();const{decrypter:s,currentTransmuxState:i,decryptionPromise:r}=this;if(r)return this.asyncResult=!0,r.then(()=>this.flush(t));const n=[],{timeOffset:a}=i;if(s){const e=s.flush();e&&n.push(this.push(e.buffer,null,t))}const{demuxer:o,remuxer:l}=this;if(!o||!l){e.executeEnd=kn();const s=[_n(t)];return this.asyncResult?Promise.resolve(s):s}const h=o.flush(a,t);return Cn(h)?(this.asyncResult=!0,h.then(e=>(this.flushRemux(n,e,t),n))):(this.flushRemux(n,h,t),this.asyncResult?Promise.resolve(n):n)}flushRemux(t,e,s){if(!this.remuxer)return;

1const{audioTrack:i,videoTrack:r,id3Track:n,textTrack:a}=e,{accurateTimeOffset:o,timeOffset:l}=this.currentTransmuxState;this.logger.log(`[transmuxer.ts]: Flushed ${this.id} sn: ${s.sn}${s.part>-1?" part: "+s.part:""} of ${this.id} playlist ${s.level}`);const h=this.remuxer.remux(i,r,n,a,l,o,!0,this.id,s,e.initData,e.sampleData);t.push({remuxResult:h,chunkMeta:s}),s.transmuxing.executeEnd=kn()}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,n){const{demuxer:a,remuxer:o}=this;a&&o&&(a.resetInitSegment(t,e,s,i,r,n),o.resetInitSegment(t,e,s,r))}destroy(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0),this.observer&&this.observer.removeAllListeners(),this.decryptionPromise=null,this.decrypter=this.observer=void 0,this.logger=this.config=this.probe=void 0}transmux(t,e,s,i,r){let n;return n="SAMPLE-AES"===(null==e?void 0:e.method)?this.transmuxSampleAes(t,e,s,i,r):this.transmuxUnencrypted(t,s,i,r),n}transmuxUnencrypted(t,e,s,i){const{demuxer:r,remuxer:n}=this;if(!r||!n)return _n(i);const a=r.demux(t,e,i,!1,!this.config.progressive),{audioTrack:o,videoTrack:l,id3Track:h,textTrack:d}=a;return{remuxResult:n.remux(o,l,h,d,e,s,!1,this.id,i,a.initData,a.sampleData),chunkMeta:i}}transmuxSampleAes(t,e,s,i,r){return this.demuxer?this.demuxer.demuxSampleAes(t,e,s,r).then(t=>({remuxResult:this.remuxer.remux(t.audioTrack,t.videoTrack,t.id3Track,t.textTrack,s,i,!1,this.id,r,t.initData,t.sampleData),chunkMeta:r})):Promise.reject(new Error("no demuxer"))}configureTransmuxer(t){const{config:e,observer:s,typeSupported:i}=this;if(!s)return;let r;try{for(let e=0,s=Dn.length;e<s;e++){var n;if(null!=(n=Dn[e].demux)&&n.probe(t,this.logger)){r=Dn[e];break}}}catch(d){return d}if(!r)return new Error("Failed to find demuxer by probing fragment data");const a=this.demuxer,o=this.remuxer,l=r.demux,h=r.remux;a&&a instanceof l||(this.logger.log(`Using ${l.name}`),this.demuxer=new l(s,e,i,this.logger),this.probe=l.probe),o&&o instanceof h||(this.logger.log(`Using ${h.name}`),this.remuxer=new h(s,e,i,this.logger))}needsProbing(t,e){return!this.demuxer||!this.remuxer||t||e}getDecrypter(){let t=this.decrypter;return t||(t=this.decrypter=new Ls(this.config)),t}}const _n=t=>({remuxResult:{},chunkMeta:t});function Cn(t){return"then"in t&&t.then instanceof Function}class wn{constructor(t,e,s,i,r){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=t,this.videoCodec=e,this.initSegmentData=s,this.duration=i,this.defaultInitPts=r||null}}class Mn{constructor(t,e,s,i,r,n){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.initSegmentChange=void 0,this.discontinuity=t,this.contiguous=e,this.accurateTimeOffset=s,this.trackSwitch=i,this.timeOffset=r,this.initSegmentChange=n}}let On=0;class xn{constructor(t,e,s,i){this.error=null,this.hls=void 0,this.id=void 0,this.instanceNo=On++,this.observer=void 0,this.frag=null,this.part=null,this.useWorker=void 0,this.workerContext=null,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.onWorkerMessage=t=>{const e=t.data,s=this.hls;if(s&&null!=e&&e.event&&e.instanceNo===this.instanceNo)switch(e.event){case"init":{var i;const t=null==(i=this.workerContext)?void 0:i.objectURL;t&&self.URL.revokeObjectURL(t);break}case"transmuxComplete":this.handleTransmuxComplete(e.data);break;case"flush":this.onFlush(e.data);break;case"workerLog":s.logger[e.data.logType]&&s.logger[e.data.logType](e.data.message);break;default:e.data=e.data||{},e.data.frag=this.frag,e.data.part=this.part,e.data.id=this.id,s.trigger(e.event,e.data)}},this.onWorkerError=t=>{if(!this.hls)return;const e=new Error(`${t.message}  (${t.filename}:${t.lineno})`);this.hls.config.enableWorker=!1,this.hls.logger.warn(`Error in "${this.id}" Web Worker, fallback to inline`),this.hls.trigger(l.ERROR,{type:a.OTHER_ERROR,details:o.INTERNAL_EXCEPTION,fatal:!1,event:"demuxerWorker",error:e})};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||{}).frag=this.frag||void 0,t===l.ERROR&&(e.parent=this.id,e.part=this.part,this.error=e.error),this.hls.trigger(t,e)};this.observer=new gr,this.observer.on(l.FRAG_DECRYPTED,n),this.observer.on(l.ERROR,n);const h=Ae(r.preferManagedMediaSource);if(this.useWorker&&"undefined"!==typeof Worker){const s=this.hls.logger;if(r.workerPath||"function"===typeof __HLS_WORKER_BUNDLE__){try{r.workerPath?(s.log(`loading Web Worker ${r.workerPath} for "${e}"`),this.workerContext=function(t){const e=pr[t];if(e)return e.clientCount++,e;const s=new self.URL(t,self.location.href).href,i={worker:new self.Worker(s),scriptURL:s,clientCount:1};return pr[t]=i,i}(r.workerPath)):(s.log(`injecting Web Worker for "${e}"`),this.workerContext=function(){const t=pr[mr];if(t)return t.clientCount++,t;const e=new self.Blob([`var exports={};var module={exports:exports};function define(f){f()};define.amd=true;(${__HLS_WORKER_BUNDLE__.toString()})(true);`],{type:"text/javascript"}

1),s=self.URL.createObjectURL(e),i={worker:new self.Worker(s),objectURL:s,clientCount:1};return pr[mr]=i,i}());const{worker:t}=this.workerContext;t.addEventListener("message",this.onWorkerMessage),t.addEventListener("error",this.onWorkerError),t.postMessage({instanceNo:this.instanceNo,cmd:"init",typeSupported:h,id:e,config:Ue(r)})}catch(id){s.warn(`Error setting up "${e}" Web Worker, fallback to inline`,id),this.terminateWorker(),this.error=null,this.transmuxer=new Pn(this.observer,h,r,"",e,t.logger)}return}}this.transmuxer=new Pn(this.observer,h,r,"",e,t.logger)}reset(){if(this.frag=null,this.part=null,this.workerContext){const t=this.instanceNo;this.instanceNo=On++;const e=this.hls.config,s=Ae(e.preferManagedMediaSource);this.workerContext.worker.postMessage({instanceNo:this.instanceNo,cmd:"reset",resetNo:t,typeSupported:s,id:this.id,config:Ue(e)})}}terminateWorker(){if(this.workerContext){const{worker:t}=this.workerContext;this.workerContext=null,t.removeEventListener("message",this.onWorkerMessage),t.removeEventListener("error",this.onWorkerError),function(t){const e=pr[t||mr];if(e&&1===e.clientCount--){const{worker:s,objectURL:i}=e;delete pr[t||mr],i&&self.URL.revokeObjectURL(i),s.terminate()}}(this.hls.config.workerPath)}}destroy(){if(this.workerContext)this.terminateWorker(),this.onWorkerMessage=this.onWorkerError=null;else{const t=this.transmuxer;t&&(t.destroy(),this.transmuxer=null)}const t=this.observer;t&&t.removeAllListeners(),this.frag=null,this.part=null,this.observer=null,this.hls=null}push(t,e,s,i,r,n,a,o,l,h){var d,u;l.transmuxing.start=self.performance.now();const{instanceNo:c,transmuxer:f}=this,g=n?n.start:r.start,m=r.decryptdata,p=this.frag,v=!p||r.cc!==p.cc,y=!p||l.level!==p.level,E=p?l.sn-p.sn:-1,T=this.part?l.part-this.part.index:-1,S=0===E&&l.id>1&&l.id===(null==p?void 0:p.stats.chunkCount),A=!y&&(1===E||0===E&&(1===T||S&&T<=0)),L=self.performance.now();(y||E||0===r.stats.parsing.start)&&(r.stats.parsing.start=L),!n||!T&&A||(n.stats.parsing.start=L);const I=!(p&&(null==(d=r.initSegment)?void 0:d.url)===(null==(u=p.initSegment)?void 0:u.url)),R=new Mn(v,A,o,y,g,I);if(!A||v||I){this.hls.logger.log(`[transmuxer-interface]: Starting new transmux session for ${r.type} sn: ${l.sn}${l.part>-1?" part: "+l.part:""} ${this.id} playlist: ${l.level} id: ${l.id}\n        discontinuity: ${v}\n        trackSwitch: ${y}\n        contiguous: ${A}\n        accurateTimeOffset: ${o}\n        timeOffset: ${g}\n        initSegmentChange: ${I}`);const t=new wn(s,i,e,a,h);this.configureTransmuxer(t)}if(this.frag=r,this.part=n,this.workerContext)this.workerContext.worker.postMessage({instanceNo:c,cmd:"demux",data:t,decryptdata:m,chunkMeta:l,state:R},t instanceof ArrayBuffer?[t]:[]);else if(f){const e=f.push(t,m,l,R);Cn(e)?e.then(t=>{this.handleTransmuxComplete(t)}).catch(t=>{this.transmuxerError(t,l,"transmuxer-interface push error")}):this.handleTransmuxComplete(e)}}flush(t){t.transmuxing.start=self.performance.now();const{instanceNo:e,transmuxer:s}=this;if(this.workerContext)this.workerContext.worker.postMessage({instanceNo:e,cmd:"flush",chunkMeta:t});else if(s){const e=s.flush(t);Cn(e)?e.then(e=>{this.handleFlushResult(e,t)}).catch(e=>{this.transmuxerError(e,t,"transmuxer-interface flush error")}):this.handleFlushResult(e,t)}}transmuxerError(t,e,s){this.hls&&(this.error=t,this.hls.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.FRAG_PARSING_ERROR,chunkMeta:e,frag:this.frag||void 0,part:this.part||void 0,fatal:!1,error:t,err:t,reason:s}))}handleFlushResult(t,e){t.forEach(t=>{this.handleTransmuxComplete(t)}),this.onFlush(e)}configureTransmuxer(t){const{instanceNo:e,transmuxer:s}=this;this.workerContext?this.workerContext.worker.postMessage({instanceNo:e,cmd:"configure",config:t}):s&&s.configure(t)}handleTransmuxComplete(t){t.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(t)}}class Fn extends or{constructor(t,e,s){super(t,e,s,"audio-stream-controller",m.AUDIO),this.mainAnchor=null,this.mainFragLoading=null,this.audioOnly=!1,this.bufferedTrack=null,this.switchingTrack=null,this.trackId=-1,this.nextTrackId=-1,this.waitingData=null,this.mainDetails=null,this.flushing=!1,this.bufferFlushed=!1,this.cachedTrackLoadedData=null,this.registerListeners()}onHandlerDestroying(){this.unregisterListeners(),super.onHandlerDestroying(),this.resetItem()}resetItem(){this.mainDetails=this.mainAnchor=this.mainFragLoading=this.bufferedTrack=this.switchingTrack=this.waitingData=this.cachedTrackLoadedData=null}registerListeners(){super.registerListeners();const{hls:t}=this;t.on(l.LEVEL_LOADED,this.onLevelLoaded,this),t.on(l.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),t.on(l.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.on(l.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.on(l.BUFFER_RESET,this.onBufferReset,this),t.on(l.BUFFER_CREATED,this.onBufferCreated,this),t.on(l.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(l.BUFFER_FLUSHED,this.onBufferFlushed,this),t.on(l.INIT_PTS_FOUND,this.onInitPtsFound,this),t.on(l.FRAG_LOADING,this.onFragLoading,this),t.on(l.FRAG_BUFFERED,this.onFragBuffered,this)}unregisterListeners(){const{hls:t}=this;t&&(super.unregisterListeners(),t.off(l.LEVEL_LOADED,this.onLevelLoaded,this),t.off(l.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),t.off(l.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.off(l.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.off(l.BUFFER_RESET,this.onBufferReset,this),t.off(l.BUFFER_CREATED,this.onBufferCreated,this),t.off(l.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(l.BUFFER_FLUSHED,this.onBufferFlushed,this),t.off(l.INIT_PTS_FOUND,this.onInitPtsFound,this),t.off(l.FRAG_LOADING,this.onFragLoading,this),t.off(l.FRAG_BUFFERED,this.onFragBuffered,this))}onInitPtsFound(t,e){const{frag:s,id:i,initPTS:r,timescale:n,trackId:a,timestampOffsets:o}=e;if(i===m.MAIN){const t=s.cc,e=this.fragCurrent;if(this.initPTS=o,this.log(`InitPTS for cc: ${t} found from main: ${r/n} (${r}/${n}) trackId: ${a}`),this.mainAnchor=s,this.state===nr){const e=this.waitingData;(!e&&!this.loadingParts||e&&e.frag.cc!==t)&&this.syncWithAnchor(s,null==e?void 0:e.frag)}else!this.hls.hasEnoughToStart&&e&&e.cc!==t?(e.abortRequests(),this.syncWithAnchor(s,e)):this.state===zi&&this.tick()}}getLoadPosition(){var t;return!this.startFragRequested&&this.nextLoadPosition>=0&&!1!==(null==(t=this.switchingTrack)?void 0:t.flushImmediate)?this.nextLoadPosition:super.getLoadPosition()}syncWithAnchor(t,e){var s;const i=(null==(s=this.mainFragLoading)?void 0:s.frag)||null;if(e&&(null==i?void 0:i.cc)===e.cc)return;const r=(i||t).cc,n=ss(this.getLevelDetails(),r,this.getLoadPosition());n&&(this.log(`Syncing with main frag at ${n.start} cc ${n.cc}`),this.startFragRequested=!1,this.nextLoadPosition=n.start,this.resetLoadingState(),this.state===zi&&this.doTickIdle())}startLoad(t,e){if(!this.levels)return this.startPosition=t,void(this.state=Xi);const s=this.lastCurrentTime;this.stopLoad(),this.setInterval(100),s>0&&-1===t&&!e&&this.initPTS.length&&(this.log(`Override startPosition with lastCurrentTime @${s.toFixed(3)}`),t=s),this.state=zi,this.nextLoadPosition=this.lastCurrentTime=t+this.timelineOffset,this.startPosition=e?-1:t,e||this.fragmentTracker.hasFragments(this.playlistType)||(this.startFragRequested=!1),this.tick()}doTick(){switch(this.state){case zi:this.doTickIdle();break;case tr:{const{levels:t,trackId:e}=this,s=null==t?void 0:t[e],i=null==s?void 0:s.details;if(i&&!this.waitForLive(s)){if(this.waitForCdnTuneIn(i))break;this.state=nr}break}case Ji:this.checkRetryDate();break;case nr:{const t=this.waitingData;if(t){const{frag:e,part:s,cache:i,complete:r}=t,n=this.mainAnchor;if(void 0!==this.initPTS[e.cc]){this.waitingData=null,this.state=Zi;const t={frag:e,part:s,payload:i.flush().buffer,networkDetails:null};this._handleFragmentLoadProgress(t),r&&super._handleFragmentLoadComplete(t)}else n&&n.cc!==t.frag.cc&&this.syncWithAnchor(n,t.frag)}else this.state=zi}}this.onTickEnd()}resetLoadingState(){const t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null),super.resetLoadingState()}onTickEnd(){const{media:t}=this;null!=t&&t.readyState&&(this.lastCurrentTime=t.currentTime,this.checkFragmentChanged())}doTickIdle(){var t;const{hls:e,levels:s,media:i,trackId:r}=this,n=e.config;if(!this.buffering||!i&&!this.primaryPrefetch&&(this.startFragRequested||!n.startFragPrefetch)||null==s||!s[r])return;const a=s[r],o=a.details;if(!o||this.waitForLive(a)||this.waitForCdnTuneIn(o))return this.state=tr,void(this.startFragRequested=!1);const h=this.getBufferOutput();this.bufferFlushed&&h&&(this.bufferFlushed=!1,this.afterBufferFlushed(h,p));const d=this.getFwdBufferInfo();if(null===d)return;if(!this.switchingTrack&&this._streamEnded(d,o))return e.trigger(l.BUFFER_EOS,{type:"audio"}),void(this.state=ir);const u=d.len,c=e.maxBufferLength,f=o.fragments,g=f[0].start,v=this.getLoadPosition(),y=this.flushing||this.switchingTrack&&!this.switchingTrack.flushImmediate?v:d.end;if(this.switchingTrack&&i){const t=v;o.PTSKnown&&t<g&&t>=this.timelineOffset&&(d.end>g||d.nextStart)&&(this.log(`Alt audio track ahead of main track, seek to start of alt audio track ${t} -> ${g} + 0.05`),i.currentTime=g+.05)}if(u>=c&&!this.switchingTrack&&y<f[f.length-1].start)return;let E=this.getNextFragment(y,o);if(E&&this.isLoopLoading(E,y)&&(E=this.getNextFragmentLoopLoading(E,o,d,m.MAIN,c)),!E)return void(this.bufferFlushed=!0);if(this.exceedsMaxBuffer(d,c,E))return;let S=(null==(t=this.mainFragLoading)?void 0:t.frag)||null;if(!this.audioOnly&&this.startFragRequested&&S&&T(E)&&!E.endList&&(!o.live||!this.loadingParts&&y<this.hls.liveSyncPosition)&&(this.fragmentTracker.getState(S)===fs&&(this.mainFragLoading=S=null),S&&T(S))){if(E.start>S.end){const t=this.fragmentTracker.getFragAtPos(y,m.MAIN);t&&t.end>S.end&&(S=t,this.mainFragLoading={frag:t,targetBufferTime:null})}if(E.start>S.end)return}this.loadFragment(E,a,y)}onMediaDetaching(t,e){this.bufferFlushed=this.flushing=!1,super.onMediaDetaching(t,e)}onAudioTracksUpdated(t,{audioTracks:e}){this.resetTransmuxer(),this.levels=e.map(t=>new Ne(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.switchingTrack=e,e.flushImmediate||(this.nextTrackId=e.id,this.nextLevelSwitch()),this.flushAudioIfNeeded(e),this.state!==Xi&&(this.setInterval(100),this.state=zi,this.tick())):(this.resetTransmuxer(),this.switchingTrack=null,this.bufferedTrack=e,this.clearInterval())}onManifestLoading(){super.onManifestLoading(),this.bufferFlushed=this.flushing=this.audioOnly=!1,this.resetItem(),this.trackId=-1}onLevelLoaded(t,e){this.mainDetails=e.details;const s=this.cachedTrackLoadedData;s&&(this.cachedTrackLoadedData=null,this.onAudioTrackLoaded(l.AUDIO_TRACK_LOADED,s))}onAudioTrackLoaded(t,e){var s;const{levels:i}=this,{details:r,id:n,groupId:a,track:o}=e;if(!i)return void this.warn(`Audio tracks reset while loading track ${n} "${o.name}" of "${a}"`);const h=this.mainDetails;if(!h||r.endCC>h.endCC||h.expired)return this.cachedTrackLoadedData=e,void(this.state!==Xi&&(this.state=tr));this.cachedTrackLoadedData=null,this.log(`Audio track ${n} "${o.name}" of "${a}" loaded [${r.startSN},${r.endSN}]${r.lastPartSn?`[part-${r.lastPartSn}-${r.lastPartIndex}]`:""},duration:${r.totalduration}`);const d=i[n];let u=0;if(r.live||null!=(s=d.details)&&s.live){if(this.checkLiveUpdate(r),r.deltaUpdateFailed)return;var c;if(d.details)u=this.alignPlaylists(r,d.details,null==(c=this.levelLastLoaded)?void 0:c.details);r.alignedSliding||(Yi(h,r,this),u=r.fragmentStart)}d.details=r,this.levelLastLoaded=d,this.startFragRequested||this.setStartPosition(h,u),this.hls.trigger(l.AUDIO_TRACK_UPDATED,{details:r,id:n,groupId:e.groupId}),this.state!==tr||this.waitForCdnTuneIn(r)||(this.state=zi),this.tick()}_handleFragmentLoadProgress(t){var e;const s=t.frag,{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 u=this.transmuxer;u||(u=this.transmuxer=new xn(this.hls,m.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));const c=this.initPTS[s.cc],f=null==(e=s.initSegment)?void 0:e.data;if(void 0!==c){const t=!1,e=i?i.index:-1,n=-1!==e,a=new Cs(s.level,s.sn,s.stats.chunkCount,r.byteLength,e,n,s.duration);u.push(r,f,d,"",s,i,h.totalduration,t,a,c)}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 dr,complete:!1};t.push(new Uint8Array(r)),this.state!==Xi&&(this.state=nr)}}_handleFragmentLoadComplete(t){this.waitingData?this.waitingData.complete=!0:super._handleFragmentLoadComplete(t)}onBufferReset(){this.mediaBuffer=null}onBufferCreated(t,e){this.bufferFlushed=this.flushing=!1;const s=e.tracks.audio;s&&(this.mediaBuffer=s.buffer||null)}onFragLoading(t,e){!this.audioOnly&&e.frag.type===m.MAIN&&T(e.frag)&&(this.mainFragLoading=e,this.state===zi&&this.tick())}onFragBuffered(t,e){const{frag:s,part:i}=e;if(s.type===m.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(T(s)){const t=this.switchingTrack;t&&(this.bufferedTrack=t)}this.fragBufferedComplete(s,i),this.media&&this.tick()}else this.audioOnly||s.type!==m.MAIN||s.elementaryStreams.video||s.elementaryStreams.audiovideo||(this.audioOnly=!0,this.mainFragLoading=null)}getFwdBufferInfo(){const t=this.getBufferOutput();return super.getFwdBufferInfo(t,m.AUDIO)}getBufferOutput(){return this.mediaBuffer?this.mediaBuffer:this.media}checkFragmentChanged(){const t=this.fragPlaying;if(!this.checkFragPlaying())return!1;const e=this.fragPlaying,s=null==t?void 0:t.level;return e&&e.level===s||(t&&this.cleanupBackBuffer(),this.switchingTrack&&this.completeAudioSwitch(this.switchingTrack)),!0}onError(t,e){var s;if(e.fatal)this.state=rr;else switch(e.details){case o.FRAG_GAP:case o.FRAG_PARSING_ERROR:case o.FRAG_DECRYPT_ERROR:case o.FRAG_LOAD_ERROR:case o.FRAG_LOAD_TIMEOUT:case o.KEY_LOAD_ERROR:case o.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(m.AUDIO,e);break;case o.AUDIO_TRACK_LOAD_ERROR:case o.AUDIO_TRACK_LOAD_TIMEOUT:case o.LEVEL_PARSING_ERROR:e.levelRetry||this.state!==tr||(null==(s=e.context)?void 0:s.type)!==g.AUDIO_TRACK||(this.state=zi);break;case o.BUFFER_APPEND_NO_PROGRESS:if("audio"!==e.parent)return;e.frag&&(e.appendsWithoutProgress||0)>=this.config.appendErrorMaxRetry&&(this.warn(`Marking fragment ${e.frag.sn} of track ${e.frag.level} as a gap after ${e.appendsWithoutProgress} appends without buffered range growth, to prevent loop loading`),this.fragmentTracker.addAsGap(e.frag));break;case o.BUFFER_ADD_CODEC_ERROR:case o.BUFFER_APPEND_ERROR:if("audio"!==e.parent)return;this.reduceLengthAndFlushBuffer(e)||this.resetLoadingState();break;case o.BUFFER_FULL_ERROR:if("audio"!==e.parent)return;this.reduceLengthAndFlushBuffer(e)&&(this.bufferedTrack=null,super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio"));break;case o.INTERNAL_EXCEPTION:this.recoverWorkerError(e)}}onBufferFlushing(t,{type:e}){e!==v&&(this.flushing=!0)}onBufferFlushed(t,{type:e}){if(e!==v){this.flushing=!1,this.bufferFlushed=!0,this.state===ir&&(this.state=zi);const t=this.getBufferOutput();t&&(this.afterBufferFlushed(t,e),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:h,level:d}=a,{details:u}=d,{audio:c,text:f,id3:g,initSegment:v}=r;if(this.fragContextChanged(o)||!u)return this.fragmentTracker.removeFragment(o),void(null!=v&&v.tracks&&this.resetTransmuxer());if(this.state=er,c&&this.switchingTrack&&!this.switchingTrack.flushImmediate){const{config:t}=this,e=t.nextAudioTrackBufferFlushForwardOffset,s=Math.max(this.getLoadPosition()+e,o.start);super.flushMainBuffer(s,Number.POSITIVE_INFINITY,m.AUDIO)}if(null!=v&&v.tracks){const t=o.initSegment||o;if(this.unhandledEncryptionError(v,o))return;this._bufferInitSegment(d,v.tracks,t,n),i.trigger(l.FRAG_PARSING_INIT_SEGMENT,{frag:t,id:s,tracks:v.tracks})}if(c){const{startPTS:t,endPTS:e,startDTS:s,endDTS:i}=c;h&&(h.elementaryStreams[p]={startPTS:t,endPTS:e,startDTS:s,endDTS:i}),o.setElementaryStreamInfo(p,t,e,s,i),this.bufferFragmentData(c,o,h,n)}if(null!=g&&null!=(e=g.samples)&&e.length){const t=k({id:s,frag:o,details:u},g);i.trigger(l.FRAG_PARSING_METADATA,t)}if(f){const t=k({id:s,frag:o,details:u},f);i.trigger(l.FRAG_PARSING_USERDATA,t)}}_bufferInitSegment(t,e,s,i){if(this.state!==er)return;if(e.video&&delete e.video,e.audiovideo&&delete e.audiovideo,!e.audio)return;const r=e.audio;r.id=m.AUDIO;const n=t.audioCodec;this.log(`Init audio buffer, container:${r.container}, codecs[level/parsed]=[${n}/${r.codec}]`),1===(null==n?void 0:n.split(",").length)&&(r.levelCodec=n),this.hls.trigger(l.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(l.BUFFER_APPENDING,t)}this.tickImmediate()}loadFragment(t,e,s){const i=this.fragmentTracker.getState(t);var r;if(this.switchingTrack||i===ds||i===cs)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=nr;const s=this.mainDetails;s&&s.fragmentStart!==e.details.fragmentStart&&Yi(s,e.details,this)}else super.loadFragment(t,e,s);else this.clearTrackerIfNeeded(t)}flushAudioIfNeeded(t){if(this.media&&this.bufferedTrack&&t.flushImmediate){const{name:e,lang:s,assocLang:i,characteristics:r,audioCodec:n,channels:a}=this.bufferedTrack;Ye({name:e,lang:s,assocLang:i,characteristics:r,audioCodec:n,channels:a},t,je)||(We(t.url,this.hls)?(this.log("Switching audio track : flushing all audio"),super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio"),this.bufferedTrack=null):this.bufferedTrack=t)}}completeAudioSwitch(t){const{hls:e}=this;this.bufferedTrack=t,this.switchingTrack=null,e.trigger(l.AUDIO_TRACK_SWITCHED,P({},t))}get nextAudioTrack(){return this.nextTrackId}}class Nn extends K{constructor(t,e){super(e,t.logger),this.hls=void 0,this.canLoad=!1,this.timer=-1,this.loadingSync=!1,this.hls=t}destroy(){this.clearTimer(),this.hls=null}clearTimer(){-1!==this.timer&&(self.clearTimeout(this.timer),this.timer=-1)}startLoad(){this.canLoad=!0,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){this.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"])||e.lastPartSn;let a=parseInt(t["LAST-PART"])||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&&xe(s);return new Fe(r,a>=0?a:void 0,o)}}}loadPlaylist(t){this.clearTimer()}loadingPlaylist(t,e){this.clearTimer()}shouldLoadPlaylist(t){return this.canLoad&&!!t&&!!t.url&&(!t.details||t.details.live)}getUrlWithDirectives(t,e){if(e)try{return e.addDirectives(t)}catch(s){this.warn(`Could not construct new URL with HLS Delivery Directives: ${s}`)}return t}playlistLoaded(t,e,s){const{details:i,stats:r}=e,n=i.fragments,h=self.performance.now(),d=r.loading.first?Math.max(0,Math.floor(h-r.loading.first)):0;i.advancedDateTime=Date.now()-d;const u=this.hls.config.timelineOffset;if(u!==i.appliedTimelineOffset){const t=Math.max(u||0,0);i.appliedTimelineOffset=t,n.forEach(e=>{null==e||e.setStart(e.playlistOffset+t)})}if(i.live||null!=s&&s.live){var c;const u="levelInfo"in e?e.levelInfo:e.track;i.reloaded(s);const f=null==(c=n[n.length-1])?void 0:c.type;if(i.misses>=this.hls.config.liveMaxUnchangedPlaylistRefresh){const t=new Error(`${f} playlist ${u.id} hit max allowed unchanged reloads.`);this.warn(t);const{networkDetails:s,context:n}=e;return void this.hls.trigger(l.ERROR,{type:a.NETWORK_ERROR,details:o.PLAYLIST_UNCHANGED_ERROR,fatal:!1,url:i.url,error:t,reason:t.message,level:e.level,parent:f,context:n,networkDetails:s,stats:r})}if(s){wi(s,i,this);const t=i.playlistParsingError;if(t){this.warn(t);const s=this.hls;if(!s.config.ignorePlaylistParsingErrors){const{networkDetails:n}=e;return void s.trigger(l.ERROR,{type:a.NETWORK_ERROR,details:o.LEVEL_PARSING_ERROR,fatal:!1,url:i.url,error:t,reason:t.message,level:e.level,parent:f,networkDetails:n,stats:r})}i.playlistParsingError=null}}-1===i.requestScheduled&&(i.requestScheduled=r.loading.start);const g=this.hls.mainForwardBufferInfo,m=g?g.end-g.len:0,p=xi(i,1e3*(i.edge-m));i.requestScheduled+p<h?i.requestScheduled=h:i.requestScheduled<=h&&(i.requestScheduled+=p);const v=e.deliveryDirectives;if(this.log(`live playlist ${t} ${i.advanced?`REFRESHED ${i.lastPartSn} - ${i.lastPartIndex}`:i.updated?"UPDATED":`MISSED (received ${i.lastPartSn} - ${i.lastPartIndex}${v?` | requested ${v.msn} - ${v.part}`:""})`}`),!this.canLoad||!i.live)return;let y,E,T;if(i.canBlockReload&&i.advanced){const t=this.hls.config.lowLatencyMode,r=i.lastPartSn,n=i.endSN,a=i.lastPartIndex,o=r===n;-1!==a?o?(E=n+1,T=t?0:a):(E=r,T=t?a+1:i.maxPartIndex):E=n+1;const l=i.age,d=l+i.ageHeader;let c=Math.min(d-i.partTarget,1.5*i.targetduration);if(c>0){if(d>3*i.targetduration)this.log(`Playlist last advanced ${l.toFixed(2)}s ago. Omitting segment and part directives.`),E=void 0,T=void 0;else if(null!=s&&s.tuneInGoal&&d-i.partTarget>s.tuneInGoal)this.warn(`CDN Tune-in goal increased from: ${s.tuneInGoal} to: ${c} with playlist age: ${i.age}`),c=0;else{const t=Math.floor(c/i.targetduration);if(E+=t,void 0!==T){T+=Math.round(c%i.targetduration/i.partTarget)}this.log(`CDN Tune-in age: ${i.ageHeader}s last advanced ${l.toFixed(2)}s goal: ${c} skip sn ${t} to part ${T}`)}i.tuneInGoal=c}if(y=this.getDeliveryDirectives(i,e.deliveryDirectives,E,T),t||!o)return i.requestScheduled=h,void this.loadingPlaylist(u,y)}else(i.canBlockReload||i.canSkipUntil)&&(y=this.getDeliveryDirectives(i,e.deliveryDirectives,E,T));y&&void 0!==E&&i.canBlockReload&&(i.requestScheduled=r.loading.first+Math.max(p-2*d,p/2)),this.scheduleLoading(u,y,i)}else this.clearTimer()}scheduleLoading(t,e,s){const i=s||t.details;if(!i)return void this.loadingPlaylist(t,e);const r=self.performance.now(),n=i.requestScheduled;if(r>=n&&!this.loadingSync)return this.loadingSync=!0,this.loadingPlaylist(t,e),void(this.loadingSync=!1);const a=Math.max(n-r,0);this.log(`reload live playlist ${t.name||t.bitrate+"bps"} in ${Math.round(a)} ms`),this.clearTimer(),this.timer=self.setTimeout(()=>this.loadingPlaylist(t,e),a)}getDeliveryDirectives(t,e,s,i){let r=xe(t);return null!=e&&e.skip&&t.deltaUpdateFailed&&(s=e.msn,i=e.part,r=Oe.No),new Fe(s,i,r)}checkRetry(t){const e=t.details,s=C(t),i=t.errorAction,{action:r,retryCount:n=0,retryConfig:a}=i||{},o=!!i&&!!a&&(r===rs.RetryRequest||!i.resolved&&r===rs.SendAlternateToPenaltyBox);if(o){var l;if(n>=a.maxNumRetry)return!1;if(s&&null!=(l=t.context)&&l.deliveryDirectives)this.warn(`Retrying playlist loading ${n+1}/${a.maxNumRetry} after "${e}" without delivery-directives`),this.loadPlaylist();else{var h;const s=$(null==(h=t.response)?void 0:h.code);if(this.clearTimer(),s)this.log("Waiting for connection (offline)"),t.reason="offline",this.timer=self.setTimeout(()=>this.checkOfflineStatus(),1e3);else{const t=x(a,n);this.warn(`Retrying playlist loading ${n+1}/${a.maxNumRetry} after "${e}" in ${t}ms`),this.timer=self.setTimeout(()=>this.loadPlaylist(),t)}}t.levelRetry=!0,i.resolved=!0}return o}checkOfflineStatus(){this.clearTimer(),$(0)?this.timer=self.setTimeout(()=>this.checkOfflineStatus(),1e3):(this.log("Connection restored (online)"),this.loadPlaylist())}}function $n(t,e){if(t.length!==e.length)return!1;for(let s=0;s<t.length;s++)if(!Bn(t[s].attrs,e[s].attrs))return!1;return!0}function Bn(t,e,s){const i=t["STABLE-RENDITION-ID"];return i&&!s?i===e["STABLE-RENDITION-ID"]:!(s||["LANGUAGE","NAME","CHARACTERISTICS","AUTOSELECT","DEFAULT","FORCED","ASSOC-LANGUAGE"]).some(s=>t[s]!==e[s])}class Un extends Nn{constructor(t){super(t,"audio-track-controller"),this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0,this.registerListeners()}registerListeners(){const{hls:t}=this;t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.MANIFEST_PARSED,this.onManifestParsed,this),t.on(l.LEVEL_LOADING,this.onLevelLoading,this),t.on(l.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(l.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.on(l.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.MANIFEST_PARSED,this.onManifestParsed,this),t.off(l.LEVEL_LOADING,this.onLevelLoading,this),t.off(l.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(l.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.off(l.ERROR,this.onError,this)}destroy(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.currentTrack=null,super.destroy()}onManifestLoading(){this.tracks=[],this.tracksInGroup=[],this.groupIds=null,this.currentTrack=null,this.trackId=-1,this.selectDefaultTrack=!0}onManifestParsed(t,e){this.tracks=e.audioTracks||[]}onAudioTrackLoaded(t,e){const{id:s,groupId:i,details:r}=e,n=this.tracksInGroup[s];if(!n||n.groupId!==i)return void this.warn(`Audio track with id:${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=>Xe(t.groupId,s));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=He(e,t,je);if(s>-1)r=t[s];else{const t=He(e,this.tracks);r=this.tracks[t]}}let i=this.findTrackId(r);-1===i&&r&&(i=this.findTrackId(null));const h={audioTracks:t};this.log(`Updating audio tracks, ${t.length} track(s) found in group(s): ${null==s?void 0:s.join(",")}`),this.hls.trigger(l.AUDIO_TRACKS_UPDATED,h);const d=this.trackId;if(-1!==i&&-1===d)this.setAudioTrack(i);else if(t.length&&-1===d){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(l.ERROR,{type:a.MEDIA_ERROR,details:o.AUDIO_TRACK_LOAD_ERROR,fatal:!0,error:e})}}}onError(t,e){!e.fatal&&e.context&&e.context.type===g.AUDIO_TRACK&&e.context.id===this.trackId&&Xe(e.context.groupId,this.groupIds)&&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)}get nextAudioTrack(){return this.trackId}set nextAudioTrack(t){this.selectDefaultTrack=!1,this.setAudioTrack(t,!1)}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&&Ye(t,i,je))return i;const r=He(t,this.tracksInGroup,je);if(r>-1){const e=this.tracksInGroup[r];return this.setAudioTrack(r,"flushImmediate"in t&&t.flushImmediate),e}if(i){let i=e.loadLevel;-1===i&&(i=e.firstAutoLevel);const r=function(t,e,s,i,r){const n=e[i],a=e.reduce((t,e,s)=>{const i=e.uri;return(t[i]||(t[i]=[])).push(s),t},{})[n.uri];a.length>1&&(i=Math.max.apply(Math,a));const o=n.videoRange,l=n.frameRate,h=n.codecSet.substring(0,4),d=qe(e,i,e=>{if(e.videoRange!==o||e.frameRate!==l||e.codecSet.substring(0,4)!==h)return!1;const i=e.audioGroups,n=s.filter(t=>Xe(t.groupId,i));return He(t,n,r)>-1});return d>-1?d:qe(e,i,e=>{const i=e.audioGroups,n=s.filter(t=>Xe(t.groupId,i));return He(t,n,r)>-1})}(t,e.levels,s,i,je);if(-1===r)return null;e.nextLoadLevel=r}if(t.channels||t.audioCodec){const e=He(t,s);if(e>-1)return s[e]}}}return null}setAudioTrack(t,e=!0){const s=this.tracksInGroup;if(t<0||t>=s.length)return void this.warn(`Invalid audio track id: ${t}`);this.selectDefaultTrack=!1;const i=this.currentTrack,r=s[t],n=r.details&&!r.details.live;if(t===this.trackId&&r===i&&n)return;if(this.log(`Switching to audio-track ${t} "${r.name}" lang:${r.lang} group:${r.groupId} channels:${r.channels}`),this.trackId=t,this.currentTrack=r,this.hls.trigger(l.AUDIO_TRACK_SWITCHING,P(P({},r),{},{flushImmediate:e})),n)return;const a=this.switchParams(r.url,null==i?void 0:i.details,r.details);this.loadPlaylist(a)}findTrackId(t){const e=this.tracksInGroup;for(let s=0;s<e.length;s++){const i=e[s];if((!this.selectDefaultTrack||i.default)&&(!t||Ye(t,i,je)))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++){if(Ye({name:s,lang:i,assocLang:r,characteristics:n,audioCodec:a,channels:o},e[t],je))return t}for(let l=0;l<e.length;l++){const s=e[l];if(Bn(t.attrs,s.attrs,["LANGUAGE","ASSOC-LANGUAGE","CHARACTERISTICS"]))return l}for(let l=0;l<e.length;l++){const s=e[l];if(Bn(t.attrs,s.attrs,["LANGUAGE"]))return l}}return-1}loadPlaylist(t){super.loadPlaylist();const e=this.currentTrack;this.shouldLoadPlaylist(e)&&We(e.url,this.hls)&&this.scheduleLoading(e,t)}loadingPlaylist(t,e){super.loadingPlaylist(t,e);const s=t.id,i=t.groupId,r=this.getUrlWithDirectives(t.url,e),n=t.details,a=null==n?void 0:n.age;this.log(`Loading audio-track ${s} "${t.name}" lang:${t.lang} group:${i}${void 0!==(null==e?void 0:e.msn)?" at sn "+e.msn+" part "+e.part:""}${a&&n.live?" age "+a.toFixed(1)+(n.type?" "+n.type||0:""):""} ${r}`),this.hls.trigger(l.AUDIO_TRACK_LOADING,{url:r,id:s,groupId:i,deliveryDirectives:e||null,track:t})}}class Gn{constructor(t){this.tracks=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.tracks=t}destroy(){this.tracks=this.queues=null}append(t,e,s){if(null===this.queues||null===this.tracks)return;const i=this.queues[e];i.push(t),1!==i.length||s||this.executeNext(e)}appendBlocker(t){return new Promise(e=>{const s={label:"async-blocker",execute:e,onStart:()=>{},onComplete:()=>{},onError:()=>{}};this.append(s,t)})}prependBlocker(t){return new Promise(e=>{if(this.queues){const s={label:"async-blocker-prepend",execute:e,onStart:()=>{},onComplete:()=>{},onError:()=>{}};this.queues[t].unshift(s)}})}removeBlockers(){null!==this.queues&&[this.queues.video,this.queues.audio,this.queues.audiovideo].forEach(t=>{var e;const s=null==(e=t[0])?void 0:e.label;"async-blocker"===s||"async-blocker-prepend"===s?(t[0].execute(),t.splice(0,1)):"block-audio"===s&&t.splice(0,1)})}insertNext(t,e){null!==this.queues&&this.queues[e].splice(1,0,...t)}unblockAudio(){var t;null!==this.queues&&"block-audio"===(null==(t=this.current("audio"))?void 0:t.label)&&this.shiftAndExecuteNext("audio")}audioBlocking(){return null!==this.queues&&this.queues.audio.some(t=>"block-audio"===t.label)}executeNext(t){if(null===this.queues||null===this.tracks)return;const e=this.queues[t];if(e.length){const r=e[0];try{r.execute()}catch(i){var s;if(r.onError(i),null===this.queues||null===this.tracks)return;const e=null==(s=this.tracks[t])?void 0:s.buffer;null!=e&&e.updating||this.shiftAndExecuteNext(t)}}}shiftAndExecuteNext(t){null!==this.queues&&(this.queues[t].shift(),this.executeNext(t))}current(t){var e;return(null==(e=this.queues)?void 0:e[t][0])||null}toString(){const{queues:t,tracks:e}=this;return null===t||null===e?"<destroyed>":`\n${this.list("video")}\n${this.list("audio")}\n${this.list("audiovideo")}}`}list(t){var e,s;return null!=(e=this.queues)&&e[t]||null!=(s=this.tracks)&&s[t]?`${t}: (${this.listSbInfo(t)}) ${this.listOps(t)}`:""}listSbInfo(t){var e;const s=null==(e=this.tracks)?void 0:e[t],i=null==s?void 0:s.buffer;return i?`SourceBuffer${i.updating?" updating":""}${s.ended?" ended":""}${s.ending?" ending":""}`:"none"}listOps(t){var e;return(null==(e=this.queues)?void 0:e[t].map(t=>t.label).join(", "))||""}}const Kn=/(avc[1234]|hvc1|hev1|dvh[1e]|vp09|av01)(?:\.[^.,]+)+/,Vn="HlsJsTrackRemovedError";

1class Hn extends Error{constructor(t){super(t),this.name=Vn}}class Yn extends K{constructor(t,e){var s;super("buffer-controller",t.logger),this.hls=void 0,this.fragmentTracker=void 0,this.fragmentAppendProgress=Object.create(null),this.appendsWithoutProgress=Object.create(null),this.details=null,this._objectUrl=null,this.operationQueue=null,this.bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.lastMpegAudioChunk=null,this.lastVideoAppendEnd=0,this.appendSource=void 0,this.transferData=void 0,this.overrides=void 0,this.appendErrors={audio:0,video:0,audiovideo:0},this.appendError=void 0,this._quotaEvictionPending={},this.tracks={},this.sourceBuffers=[[null,null],[null,null]],this._onEndStreaming=t=>{var e;this.hls&&"open"===(null==(e=this.mediaSource)?void 0:e.readyState)&&this.media&&!this.media.seeking&&this.hls.pauseBuffering()},this._onStartStreaming=t=>{this.hls&&this.hls.resumeBuffering()},this._onMediaSourceOpen=t=>{const{media:e,mediaSource:s}=this;t&&this.log("Media source opened"),e&&s&&(qi(s,"sourceopen",this._onMediaSourceOpen),qi(e,"emptied",this._onMediaEmptied),this.updateDuration(),this.hls.trigger(l.MEDIA_ATTACHED,{media:e,mediaSource:s}),null!==this.mediaSource&&this.checkPendingTracks())},this._onMediaSourceClose=()=>{if(this.log("Media source closed"),this.media){const t=this.media.error,{appendError:e,appendErrors:s}=this;let i=!1;if(!e&&t){i=Math.max(++s.audio,++s.video,++s.audiovideo)>=this.hls.config.appendErrorMaxRetry}const r=new Error(`MediaSource closed while media attached${Wn(i,t)}`);this.warn(r),this.hls.trigger(l.ERROR,k({fatal:i},e,{type:a.MEDIA_ERROR,details:o.MEDIA_SOURCE_REQUIRES_RESET,error:r}))}},this._onMediaSourceEnded=()=>{this.log("Media source ended")},this._onMediaEmptied=()=>{const{mediaSrc:t,_objectUrl:e}=this;t!==e&&this.error(`Media element src was set while attaching MediaSource (${e} > ${t})`)},this._onMediaError=()=>{const{media:t}=this;var e,s;t&&this.log(`Media error (code: ${null==(e=t.error)?void 0:e.code}): ${null==(s=t.error)?void 0:s.message}`)},this.hls=t,this.fragmentTracker=e,this.appendSource=(s=X(t.config.preferManagedMediaSource),"undefined"!==typeof self&&s===self.ManagedMediaSource),this.initTracks(),this.registerListeners()}hasSourceTypes(){return Object.keys(this.tracks).length>0}destroy(){this.unregisterListeners(),this.details=null,this.lastMpegAudioChunk=null,this.transferData=this.overrides=void 0,this.operationQueue&&(this.operationQueue.destroy(),this.operationQueue=null),this.hls=this.fragmentTracker=null,this._onMediaSourceOpen=this._onMediaSourceClose=null,this._onMediaSourceEnded=null,this._onStartStreaming=this._onEndStreaming=null,this._onMediaEmptied=this._onMediaError=null}registerListeners(){const{hls:t}=this;

1t.on(l.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.MANIFEST_PARSED,this.onManifestParsed,this),t.on(l.BUFFER_RESET,this.onBufferReset,this),t.on(l.BUFFER_APPENDING,this.onBufferAppending,this),t.on(l.BUFFER_CODECS,this.onBufferCodecs,this),t.on(l.BUFFER_EOS,this.onBufferEos,this),t.on(l.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(l.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(l.FRAG_PARSED,this.onFragParsed,this),t.on(l.FRAG_CHANGED,this.onFragChanged,this),t.on(l.ERROR,this.onError,this)}unregisterListeners(){const{hls:t}=this;t.off(l.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.MANIFEST_PARSED,this.onManifestParsed,this),t.off(l.BUFFER_RESET,this.onBufferReset,this),t.off(l.BUFFER_APPENDING,this.onBufferAppending,this),t.off(l.BUFFER_CODECS,this.onBufferCodecs,this),t.off(l.BUFFER_EOS,this.onBufferEos,this),t.off(l.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(l.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(l.FRAG_PARSED,this.onFragParsed,this),t.off(l.FRAG_CHANGED,this.onFragChanged,this),t.off(l.ERROR,this.onError,this)}transferMedia(){const{media:t,mediaSource:e}=this;if(!t)return null;const s={};if(this.operationQueue){const t=this.isUpdating();t||this.operationQueue.removeBlockers();const e=this.isQueued();(t||e)&&this.warn(`Transfering MediaSource with${e?" operations in queue":""}${t?" updating SourceBuffer(s)":""} ${this.operationQueue}`),this.operationQueue.destroy()}const i=this.transferData;return i&&!this.sourceBufferCount&&i.mediaSource===e?k(s,i.tracks):this.sourceBuffers.forEach(t=>{const[e]=t;e&&(s[e]=k({},this.tracks[e]),this.removeBuffer(e)),t[0]=t[1]=null}),{media:t,mediaSource:e,tracks:s}}initTracks(){this.resetAppendProgress(),this.sourceBuffers=[[null,null],[null,null]],this.tracks={},this.resetQueue(),this.lastMpegAudioChunk=null,this.lastVideoAppendEnd=0}onManifestLoading(){this.bufferCodecEventsTotal=0,this.details=null,this.resetAppendErrors(),this.resetAppendProgress()}onManifestParsed(t,e){var s;let i=2;(e.audio&&!e.video||!e.altAudio)&&(i=1),this.bufferCodecEventsTotal=i,this.log(`${i} bufferCodec event(s) expected.`),null!=(s=this.transferData)&&s.mediaSource&&this.sourceBufferCount&&i&&this.bufferCreated()}onMediaAttaching(t,e){const s=this.media=e.media;this.transferData=this.overrides=void 0;const i=X(this.appendSource);if(i){const t=!!e.mediaSource;(t||e.overrides)&&(this.transferData=e,this.overrides=e.overrides);const n=this.mediaSource=e.mediaSource||new i;if(this.assignMediaSource(n),t)this._objectUrl=s.src,this.attachTransferred();else{const t=this._objectUrl=self.URL.createObjectURL(n);if(this.appendSource)try{s.removeAttribute("src");const e=self.ManagedMediaSource;s.disableRemotePlayback=s.disableRemotePlayback||e&&n instanceof e,jn(s),function(t,e){const s=self.document.createElement("source");s.type="video/mp4",s.src=e,t.appendChild(s)}(s,t),s.load()}catch(r){s.src=t}else s.src=t}ji(s,"emptied",this._onMediaEmptied),ji(s,"error",this._onMediaError),this.appendSource&&ji(s,"seeking",this._onStartStreaming)}}assignMediaSource(t){var e,s;this.log(`${(null==(e=this.transferData)?void 0:e.mediaSource)===t?"transferred":"created"} media source: ${null==(s=t.constructor)?void 0:s.name}`),ji(t,"sourceopen",this._onMediaSourceOpen),ji(t,"sourceended",this._onMediaSourceEnded),ji(t,"sourceclose",this._onMediaSourceClose),this.appendSource&&(ji(t,"startstreaming",this._onStartStreaming),ji(t,"endstreaming",this._onEndStreaming))}attachTransferred(){const t=this.media,e=this.transferData;if(!e||!t)return;const s=this.tracks,i=e.tracks,r=i?Object.keys(i):null,n=r?r.length:0,a=()=>{Promise.resolve().then(()=>{this.media&&this.mediaSourceOpenOrEnded&&this._onMediaSourceOpen()})};if(i&&r&&n){if(!this.tracksReady)return this.hls.config.startFragPrefetch=!0,void this.log("attachTransferred: waiting for SourceBuffer track info");if(this.log(`attachTransferred: (bufferCodecEventsTotal ${this.bufferCodecEventsTotal})\nrequired tracks: ${Ue(s,(t,e)=>"initSegment"===t?void 0:e)};\ntransfer tracks: ${Ue(i,(t,e)=>"initSegment"===t?void 0:e)}}`),!z(i,s)){e.mediaSource=null,e.tracks=void 0;const r=t.currentTime,n=this.details,a=Math.max(r,(null==n?void 0:n.fragments[0].start)||0);return a-r>1?void this.log(`attachTransferred: waiting for playback to reach new tracks start time ${r} -> ${a}`):(this.warn(`attachTransferred: resetting MediaSource for incompatible tracks ("${Object.keys(i)}"->"${Object.keys(s)}") start time: ${a} currentTime: ${r}`),this.onMediaDetaching(l.MEDIA_DETACHING,{}

1),this.onMediaAttaching(l.MEDIA_ATTACHING,e),void(t.currentTime=a))}this.transferData=void 0,r.forEach(t=>{const e=t,s=i[e];if(s){const t=s.buffer;if(t){const i=this.fragmentTracker,r=s.id;if(i.hasFragments(r)||i.hasParts(r)){const s=Ms.getBuffered(t);i.detectEvictedFragments(e,s,r,null,null,!0)}const n=qn(e),a=[e,t];this.sourceBuffers[n]=a,t.updating&&this.operationQueue&&this.operationQueue.prependBlocker(e),this.trackSourceBuffer(e,s)}}}),a(),this.bufferCreated()}else this.log("attachTransferred: MediaSource w/o SourceBuffers"),a()}get mediaSourceOpenOrEnded(){var t;const e=null==(t=this.mediaSource)?void 0:t.readyState;return"open"===e||"ended"===e}onMediaDetaching(t,e){const s=!!e.transferMedia;this.transferData=this.overrides=void 0;const{media:i,mediaSource:r,_objectUrl:n}=this;if(r){if(this.log("media source "+(s?"transferring":"detaching")),s)this.sourceBuffers.forEach(([t])=>{t&&this.removeBuffer(t)}),this.resetQueue();else{if(this.mediaSourceOpenOrEnded){const t="open"===r.readyState;try{const e=r.sourceBuffers;for(let s=e.length;s--;)t&&e[s].abort(),r.removeSourceBuffer(e[s]);t&&r.endOfStream()}catch(id){this.warn(`onMediaDetaching: ${id.message} while calling endOfStream`)}}this.sourceBufferCount&&this.onBufferReset()}qi(r,"sourceopen",this._onMediaSourceOpen),qi(r,"sourceended",this._onMediaSourceEnded),qi(r,"sourceclose",this._onMediaSourceClose),this.appendSource&&(qi(r,"startstreaming",this._onStartStreaming),qi(r,"endstreaming",this._onEndStreaming)),this.mediaSource=null,this._objectUrl=null}i&&(qi(i,"emptied",this._onMediaEmptied),qi(i,"error",this._onMediaError),qi(i,"seeking",this._onStartStreaming),s||(n&&self.URL.revokeObjectURL(n),this.mediaSrc===n?(i.removeAttribute("src"),this.appendSource&&jn(i),i.load()):this.warn("media|source.src was changed by a third party - skip cleanup")),this.media=null)}onBufferReset(){this.sourceBuffers.forEach(([t])=>{t&&this.resetBuffer(t)}),this.initTracks()}resetBuffer(t){var e;const s=null==(e=this.tracks[t])?void 0:e.buffer;if(this.removeBuffer(t),s)try{var i;null!=(i=this.mediaSource)&&i.sourceBuffers.length&&this.mediaSource.removeSourceBuffer(s)}catch(id){this.warn(`onBufferReset ${t}`,id)}delete this.tracks[t]}removeBuffer(t){this.removeBufferListeners(t),this.sourceBuffers[qn(t)]=[null,null];const e=this.tracks[t];e&&(this.clearBufferAppendTimeoutId(e),e.buffer=void 0)}resetQueue(){this.operationQueue&&this.operationQueue.destroy(),this.operationQueue=new Gn(this.tracks)}onBufferCodecs(t,e){var s;const i=this.tracks,r=Object.keys(e);this.log(`BUFFER_CODECS: "${r}" (current SB count ${this.sourceBufferCount})`);const n="audiovideo"in e&&(i.audio||i.video)||i.audiovideo&&("audio"in e||"video"in e),a=!n&&this.sourceBufferCount&&this.media&&r.some(t=>!i[t]);n||a?this.warn(`Unsupported transition between "${Object.keys(i)}" and "${r}" SourceBuffers`):(r.forEach(t=>{var s,r;const n=e[t],{id:a,codec:o,levelCodec:l,container:h,metadata:d,supplemental:u}=n;let c=i[t];const f=null==(s=this.transferData)||null==(s=s.tracks)?void 0:s[t],g=null!=f&&f.buffer?f:c,m=(null==g?void 0:g.pendingCodec)||(null==g?void 0:g.codec),p=null==g?void 0:g.levelCodec;c||(c=i[t]={buffer:void 0,listeners:[],codec:o,supplemental:u,container:h,levelCodec:l,metadata:d,id:a});const v=Ee(m,p),y=null==v?void 0:v.replace(Kn,"$1");let E=Ee(o,l);const T=null==(r=E)?void 0:r.replace(Kn,"$1");E&&v&&y!==T&&("audio"===t.slice(0,5)&&(E=ye(E,this.appendSource)),this.log(`switching codec ${m} to ${E}`),E!==(c.pendingCodec||c.codec)&&(c.pendingCodec=E),c.container=h,this.appendChangeType(t,h,E))}),(this.tracksReady||this.sourceBufferCount)&&(e.tracks=this.sourceBufferTracks),this.sourceBufferCount||(this.bufferCodecEventsTotal>1&&!this.tracks.video&&!e.video&&"main"===(null==(s=e.audio)?void 0:s.id)&&(this.log("Main audio-only"),this.bufferCodecEventsTotal=1),this.mediaSourceOpenOrEnded&&this.checkPendingTracks()))}get sourceBufferTracks(){return Object.keys(this.tracks).reduce((t,e)=>{const s=this.tracks[e];return t[e]={id:s.id,container:s.container,codec:s.codec,levelCodec:s.levelCodec},t},{})}appendChangeType(t,e,s){const i=`${e};codecs=${s}`,r={label:`change-type=${i}`,execute:()=>{const r=this.tracks[t];if(r){const n=r.buffer;null!=n&&n.changeType&&(this.log(`changing ${t} sourceBuffer type to ${i}`),n.changeType(i),r.codec=s,r.container=e)}this.shiftAndExecuteNext(t)},onStart:()=>{},onComplete:()=>{},onError:e=>{this.warn(`Failed to change ${t} SourceBuffer type`,e)}};this.append(r,t,this.isPending(this.tracks[t]))}blockAudio(t){var e;const s=t.start,i=s+.05*t.duration;if(!0===(null==(e=this.fragmentTracker.getAppendedFrag(s,m.MAIN))?void 0:e.gap))return;const r={label:"block-audio",execute:()=>{var t,e;(this.lastVideoAppendEnd>i||Ms.isBuffered(null==(t=this.tracks.video)?void 0:t.buffer,i)||!0===(null==(e=this.fragmentTracker.getAppendedFrag(i,m.MAIN))?void 0:e.gap))&&this.unblockAudio()},onStart:()=>{},onComplete:()=>{},onError:t=>{this.warn("Error executing block-audio operation",t)}};this.append(r,"audio",!0)}unblockAudio(){this.operationQueue&&this.operationQueue.unblockAudio()}onBufferAppending(t,e){const{tracks:s}=this,{data:r,type:n,parent:h,frag:d,part:u,chunkMeta:c,offset:f}=e,g=c.buffering[n],m=T(d)&&!u&&!d.gap&&!c.partial&&!c.iframe;let p=null,v=!1;const{sn:y,cc:E}=d,S=self.performance.now();g.start=S;const A=d.stats.buffering,L=u?u.stats.buffering:null;0===A.start&&(A.start=S),0===(null==L?void 0:L.start)&&(L.start=S);const I=s.audio;let R=!1;"audio"===n&&"audio/mpeg"===(null==I?void 0:I.container)&&(R=!this.lastMpegAudioChunk||1===c.id||this.lastMpegAudioChunk.sn!==c.sn,this.lastMpegAudioChunk=c);const b=s.video,k=null==b?void 0:b.buffer;if(k&&"initSegment"!==y&&void 0!==f){const t=null==I?void 0:I.buffer,e=u||d;if("audio"===n&&"main"!==h&&!b.ending&&!b.ended&&t&&Ms.getBuffered(t).length){const t=e.start+.05*e.duration,s=Ms.getBuffered(k),i=this.currentOp("video");s.length||i?!Ms.isBuffered(k,t)&&this.lastVideoAppendEnd<t&&this.blockAudio(e):this.blockAudio(e)}else if("video"===n){const t=e.end,s=this.lastVideoAppendEnd-t;this.lastVideoAppendEnd=t,s<0||s>e.duration?this.unblockAudio():this.isAudioBlocked()&&this.executeNext("audio")}}const D=(u||d).start,P={label:`append-${n}`,execute:()=>{var t;g.executeStart=self.performance.now();const e=null==(t=this.tracks[n])?void 0:t.buffer;e&&(m&&(p=Ms.timeRangesToArray(Ms.getBuffered(e)),v=Qn(zn(p,d),d)),R?this.updateTimestampOffset(e,D,.1,n,y,E):void 0!==f&&i(f)&&this.updateTimestampOffset(e,f,1e-6,n,y,E)),this.appendExecutor(r,n)},onStart:()=>{},onComplete:()=>{this.clearBufferAppendTimeoutId(this.tracks[n]);const t=self.performance.now();g.executeEnd=g.end=t,0===A.first&&(A.first=t),0===(null==L?void 0:L.first)&&(L.first=t);const e={};if(this.sourceBuffers.forEach(([t,s])=>{t&&(e[t]=Ms.getBuffered(s))}),m){const t=this.getFragmentAppendProgress(d),s=e[n];if(s&&p){const e=zn(Ms.timeRangesToArray(s),d);t.progressed||(t.progressed=e-zn(p,d)>.001);const i=v&&Qn(e,d);t.fullyBuffered[n]=(void 0===t.fullyBuffered[n]||t.fullyBuffered[n])&&i}}this.hls.trigger(l.BUFFER_APPENDED,{type:n,frag:d,part:u,chunkMeta:c,parent:h,timeRanges:e})},onError:t=>{var e;this.clearBufferAppendTimeoutId(this.tracks[n]);const s=t.code===DOMException.QUOTA_EXCEEDED_ERR||"QuotaExceededError"==t.name||"quota"in t;if(s&&!this._quotaEvictionPending[n]){const t=this.getBackBufferEvictionTarget(n,r.byteLength,d.type);if(t>0){this._quotaEvictionPending[n]=!0,this.log(`QuotaExceededError on "${n}" append sn: ${y} - evicting back buffer to ${t.toFixed(3)}s and retrying`);const e=this.getFlushOp(n,0,t),s=this.getClearEvictionPendingOp(n);return void this.insertNext([e,P,s],n)}this.warn(`QuotaExceededError on "${n}" sn: ${y} - no back buffer available to evict`)}m&&(this.getFragmentAppendProgress(d).errored=!0);const i={type:a.MEDIA_ERROR,parent:h,details:o.BUFFER_APPEND_ERROR,sourceBufferName:n,frag:d,part:u,chunkMeta:c,error:t,err:t,fatal:!1},f=null==(e=this.media)?void 0:e.error;if(t.name!==Vn||0!==this.sourceBufferCount||this.media&&0!==this.pendingTrackCount){var g;s&&(i.details=o.BUFFER_FULL_ERROR);const e=++this.appendErrors[n],r=this.hls.config.appendErrorMaxRetry;this.warn(`Failed ${e}/${r+1} times to append segment in "${n}" sourceBuffer with error: ${t.message}`),e>=r&&(i.fatal=!s);const a=null==(g=this.mediaSource)?void 0:g.readyState;("ended"===a||"closed"===a||f)&&(this.warn(`MediaSource readyState "${a}" during SourceBuffer${Wn(i.fatal,f)}`),i.details=o.MEDIA_SOURCE_REQUIRES_RESET)}else i.errorAction=hs(!0);this.appendError=i,this.hls.trigger(l.ERROR,i),s&&this.hls&&this.trimBuffers(d.start,1)}};this.log(`queuing "${n}" append sn: ${y}${u?" p: "+u.index:""} of ${h} playlist ${d.level} cc: ${E} offset: ${f} bytes: ${r.byteLength}`),this.append(P,n,this.isPending(this.tracks[n]))}getClearEvictionPendingOp(t){return{label:"clear",execute:()=>{this._quotaEvictionPending[t]=!1,this.shiftAndExecuteNext(t)},onStart:()=>{},onComplete:()=>{},onError:()=>{}}}getFlushOp(t,e,s){return this.log(`queuing "${t}" remove ${e}-${s}`),{label:"remove",execute:()=>{this.removeExecutor(t,e,s)},onStart:()=>{},onComplete:()=>{var i;const r=null==(i=this.tracks[t])?void 0:i.buffer;this.log(`Remove request ${e}-${s} from ${t} Source Buffer complete > buffer: ${r?Wi(Ms.getBuffered(r)):"(detached)"}`),this.hls.trigger(l.BUFFER_FLUSHED,{type:t,start:e,end:s})},onError:i=>{this.warn(`Failed to remove ${e}-${s} from "${t}" SourceBuffer`,i),this.hls.trigger(l.BUFFER_FLUSHED,{type:t,start:0,end:0,error:i})}}}onBufferFlushing(t,e){const{type:s,startOffset:i,endOffset:r}=e;s&&"audio"!==s||this.unblockAudio(),s?this.append(this.getFlushOp(s,i,r),s):this.sourceBuffers.forEach(([t])=>{t&&this.append(this.getFlushOp(t,i,r),t)})}onFragParsed(t,e){const{frag:s,part:i,chunkMeta:r}=e,n=[],a=i?i.elementaryStreams:s.elementaryStreams;a[y]?n.push("audiovideo"):(a[p]&&n.push("audio"),a[v]&&n.push("video"));0===n.length&&this.log(`Fragments must have at least one ElementaryStreamType set. ${s.type} ${s.level} ${i?`part: ${i.index} of `:""}sn: ${s.sn}`),this.blockBuffers(()=>{const t=self.performance.now();s.stats.buffering.end=t,i&&(i.stats.buffering.end=t);const e=i?i.stats:s.stats;this.checkAppendProgress(s,i,r,n),this.hls&&(this.hls.trigger(l.FRAG_BUFFERED,{frag:s,part:i,stats:e,id:s.type,chunkMeta:r}),!i&&s.gap&&e.retry&&this.log(`Nothing buffered for ${s.type} level: ${s.level} sn: ${s.sn} retries ${e.retry}`))},n).catch(t=>{this.warn(`Fragment buffered callback ${t.message}`),this.stepOperationQueue(this.sourceBufferTypes)})}onFragChanged(t,e){var s,i;const r=null==(s=this.hls)?void 0:s.config;if(!r)return;const{backBufferLength:n,frontBufferFlushThreshold:a}=r;this.trimBuffers(a,n,e.frag,e.previousFrag);const o=e.frag.elementaryStreams,{appendErrors:l}=this,h=null==(i=this.appendError)?void 0:i.sourceBufferName;

1flushBackBuffer(t,e,s){this.sourceBuffers.forEach(([t,e])=>{if(e){const a=Ms.getBuffered(e);if(a.length>0&&s>a.start(0)){var i,r,n;this.hls.trigger(l.BACK_BUFFER_REACHED,{bufferEnd:s});const e=this.tracks[t];if(null!=(i=this.details)&&i.live)this.hls.trigger(l.LIVE_BACK_BUFFER_REACHED,{bufferEnd:s});else if(null!=e&&e.ended&&(null==(r=this.media)||!r.loop||!1===(null==(n=this.hls)?void 0:n.config.loopBackBufferFlush)))return void this.log(`Cannot flush ${t} back buffer while SourceBuffer is in ended state`);this.hls.trigger(l.BUFFER_FLUSHING,{startOffset:0,endOffset:s,type:t})}}})}flushFrontBuffer(t,e,s){this.sourceBuffers.forEach(([e,i])=>{if(i){const r=Ms.getBuffered(i),n=r.length;if(n<2)return;const a=r.start(n-1),o=r.end(n-1);if(s>a||t>=a&&t<=o)return;this.hls.trigger(l.BUFFER_FLUSHING,{startOffset:a,endOffset:1/0,type:e})}})}getDurationAndRange(){var t;const{details:e,mediaSource:s}=this;if(!e||!this.media||"open"!==(null==s?void 0:s.readyState))return null;const r=e.edge;if(e.live&&this.hls.config.liveDurationInfinity){if(e.fragments.length&&s.setLiveSeekableRange){const t=Math.max(0,e.fragmentStart);return{duration:1/0,start:t,end:Math.max(t,r)}}return{duration:1/0}}const n=null==(t=this.overrides)?void 0:t.duration;if(n)return i(n)?{duration:n}:null;const a=this.media.duration;return r>(i(s.duration)?s.duration:0)&&r>a||!i(a)?{duration:r}:null}updateMediaSource({duration:t,start:e,end:s}){const r=this.mediaSource;r&&this.media&&"open"===r.readyState&&(r.duration!==t&&(i(t)&&this.log(`Updating MediaSource duration to ${t.toFixed(3)}`),r.duration=t),void 0!==e&&void 0!==s&&(this.log(`MediaSource duration is set to ${r.duration}. Setting seekable range to ${e}-${s}.`),r.setLiveSeekableRange(e,s)))}get tracksReady(){const t=this.pendingTrackCount;return t>0&&(t>=this.bufferCodecEventsTotal||this.isPending(this.tracks.audiovideo))}checkPendingTracks(){const{bufferCodecEventsTotal:t,pendingTrackCount:e,tracks:s}=this;if(this.log(`checkPendingTracks (pending: ${e} codec events expected: ${t}) ${Ue(s)}`),this.tracksReady){var i;const t=null==(i=this.transferData)?void 0:i.tracks;t&&Object.keys(t).length?this.attachTransferred():this.createSourceBuffers()}}bufferCreated(){if(this.sourceBufferCount){const t={};this.sourceBuffers.forEach(([e,s])=>{if(e){const i=this.tracks[e];t[e]={buffer:s,container:i.container,codec:i.codec,supplemental:i.supplemental,levelCodec:i.levelCodec,id:i.id,metadata:i.metadata}}}),this.hls.trigger(l.BUFFER_CREATED,{tracks:t}),this.log(`SourceBuffers created. Running queue: ${this.operationQueue}`),this.sourceBuffers.forEach(([t])=>{this.executeNext(t)})}else{const t=new Error("could not create source buffer for media codec(s)");this.hls.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,error:t,reason:t.message})}}createSourceBuffers(){const{tracks:t,sourceBuffers:e,mediaSource:s}=this;if(!s)throw new Error("createSourceBuffers called when mediaSource was null");for(const n in t){const h=n,d=t[h];if(this.isPending(d)){const t=this.getTrackCodec(d,h),n=`${d.container};codecs=${t}`;d.codec=t,this.log(`creating sourceBuffer(${n})${this.currentOp(h)?" Queued":""} ${Ue(d)}`);try{const t=s.addSourceBuffer(n),i=qn(h),r=[h,t];e[i]=r,d.buffer=t}catch(r){var i;return this.error(`error while trying to add sourceBuffer: ${r.message}`),this.shiftAndExecuteNext(h),null==(i=this.operationQueue)||i.removeBlockers(),delete this.tracks[h],void this.hls.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:r,sourceBufferName:h,mimeType:n,parent:d.id})}this.trackSourceBuffer(h,d)}}this.bufferCreated()}clearBufferAppendTimeoutId(t){t&&(self.clearTimeout(t.bufferAppendTimeoutId),t.bufferAppendTimeoutId=void 0)}getTrackCodec(t,e){const s=t.supplemental;let i=t.codec;s&&("video"===e||"audiovideo"===e)&&ue(s,"video")&&(i=function(t,e){const s=[];if(t){const e=t.split(",");for(let t=0;t<e.length;t++)de(e[t],"video")||s.push(e[t])}return e&&s.push(e),s.join(",")}(i,s));const r=Ee(i,t.levelCodec);return r?"audio"===e.slice(0,5)?ye(r,this.appendSource):r:""}trackSourceBuffer(t,e){const s=e.buffer;if(!s)return;const i=this.getTrackCodec(e,t);this.tracks[t]={buffer:s,codec:i,container:e.container,levelCodec:e.levelCodec,supplemental:e.supplemental,metadata:e.metadata,id:e.id,listeners:[]},this.removeBufferListeners(t),this.addBufferListener(t,"updatestart",this.onSBUpdateStart),this.addBufferListener(t,"updateend",this.onSBUpdateEnd),this.addBufferListener(t,"error",this.onSBUpdateError),this.appendSource&&this.addBufferListener(t,"bufferedchange",(t,e)=>{const s=e.removedRanges;null!=s&&s.length&&(this.log(`${t} buffer removed ${Wi(s)}`),this.hls.trigger(l.BUFFER_FLUSHED,{type:t,start:s.start(0),end:s.end(s.length-1)}))})}get mediaSrc(){var t,e;const s=(null==(t=this.media)||null==(e=t.querySelector)?void 0:e.call(t,"source"))||this.media;return null==s?void 0:s.src}onSBUpdateStart(t){const e=this.currentOp(t);e&&e.onStart()}onSBUpdateEnd(t){var e,s;if("closed"===(null==(e=this.mediaSource)?void 0:e.readyState))return void this.resetBuffer(t);const i=this.currentOp(t);

1addBufferListener(t,e,s){const i=this.tracks[t];if(!i)return;const r=i.buffer;if(!r)return;const n=s.bind(this,t);i.listeners.push({event:e,listener:n}),ji(r,e,n)}removeBufferListeners(t){const e=this.tracks[t];if(!e)return;const s=e.buffer;s&&(e.listeners.forEach(t=>{qi(s,t.event,t.listener)}),e.listeners.length=0)}}function jn(t){const e=t.querySelectorAll("source");[].slice.call(e).forEach(e=>{t.removeChild(e)})}function qn(t){return"audio"===t?1:0}function Wn(t,e){return`${t?"":" - triggering recovery"}${e?" with HTMLMediaElement Error: "+e.message:""}`}function Xn(t){return`${t.type}_${t.sn}_${t.level}`}function zn(t,e){const{start:s,end:i}=e;let r=0;for(let n=0;n<t.length;n++){const e=t[n];if(e.start>=i)break;const a=Math.max(s,e.start),o=Math.min(i,e.end);o>a&&(r+=o-a)}return r}function Qn(t,e){return e.duration-t<=.05}class Zn{constructor(t){this.hls=null,this.autoLevelCapping=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.observer=void 0,this.clientRect=void 0,this.streamController=void 0,this.hls=t,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.media=null,this.restrictedLevels=[],this.clientRect=null,this.registerListeners()}setStreamController(t){this.streamController=t}destroy(){this.hls&&this.unregisterListener(),(this.timer||this.observer)&&this.stopCapping(),this.media=this.clientRect=this.hls=null,this.streamController=void 0}registerListeners(){const{hls:t}=this;t&&(t.on(l.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),t.on(l.MEDIA_ATTA

1(-1===t.indexOf(e.pathwayId)&&t.push(e.pathwayId),t),[])}get pathwayPriority(){return this._pathwayPriority}set pathwayPriority(t){this.updatePathwayPriority(t)}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)===rs.SendAlternateToPenaltyBox&&s.flags&ns.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=this.pathways()),i&&i.length>1&&(this.updatePathwayPriority(i),s.resolved=this.pathwayId!==r,s.resolved||e.details===o.BUFFER_APPEND_ERROR&&!e.fatal||this.warn(`Could not resolve ${e.details} ("${e.error.message}") with content-steering for Pathway: ${r} levels: ${t?t.length:t} priorities: ${Ue(i)} penalized: ${Ue(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 ${this.pathwayId}. Setting initial Pathway to "${s}"`),e=this.getLevelsForPathway(s),this.pathwayId=s}return e.length!==t.length&&this.log(`Found ${e.length}/${t.length} levels in Pathway "${this.pathwayId}"`),e}getLevelsForPathway(t){return null===this.levels?[]:this.levels.filter(e=>t===e.pathwayId)}updatePathwayPriority(t){let e;this._pathwayPriority=t;const s=this.penalizedPathways,i=performance.now();Object.keys(s).forEach(t=>{i-s[t]>3e5&&delete s[t]});for(let r=0;r<t.length;r++){const i=t[r];if(i in s)continue;if(i===this.pathwayId)return;const n=this.hls.nextLoadLevel,a=this.hls.levels[n];if(e=this.getLevelsForPathway(i),e.length>0){this.log(`Setting Pathway to "${i}"`),this.pathwayId=i,Bi(e),this.hls.trigger(l.LEVELS_UPDATED,{levels:e});const t=this.hls.levels[n];a&&t&&this.levels&&(t.attrs["STABLE-VARIANT-ID"]!==a.attrs["STABLE-VARIANT-ID"]&&t.bitrate!==a.bitrate&&this.log(`Unstable Pathways change from bitrate ${a.bitrate} to ${t.bitrate}`),this.hls.nextLoadLevel=n);break}}}getPathwayForGroupId(t,e,s){const i=this.getLevelsForPathway(s).concat(this.levels||[]);for(let r=0;r<i.length;r++)if(e===g.AUDIO_TRACK&&i[r].hasAudioGroup(t)||e===g.SUBTITLE_TRACK&&i[r].hasSubtitleGroup(t))return i[r].pathwayId;return s}clonePathways(t){const e=this.levels;if(!e)return;const s={},i={};t.forEach(t=>{const{ID:r,"BASE-ID":n,"URI-REPLACEMENT":a}=t;if(e.some(t=>t.pathwayId===r))return;const o=this.getLevelsForPathway(n).map(t=>{const e=new Gs(t.attrs);e["PATHWAY-ID"]=r;const n=e.AUDIO&&`${e.AUDIO}_clone_${r}`,o=e.SUBTITLES&&`${e.SUBTITLES}_clone_${r}`;n&&(s[e.AUDIO]=n,e.AUDIO=n),o&&(i[e.SUBTITLES]=o,e.SUBTITLES=o);const l=Ko(t.uri,e["STABLE-VARIANT-ID"],"PER-VARIANT-URIS",a),h=new Ne({attrs:e,audioCodec:t.audioCodec,bitrate:t.bitrate,height:t.height,name:t.name,url:l,videoCodec:t.videoCodec,width:t.width});if(t.audioGroups)for(let s=1;s<t.audioGroups.length;s++)h.addGroupId("audio",`${t.audioGroups[s]}_clone_${r}`);if(t.subtitleGroups)for(let s=1;s<t.subtitleGroups.length;s++)h.addGroupId("text",`${t.subtitleGroups[s]}_clone_${r}`);return h});e.push(...o),Go(this.audioTracks,s,a,r),Go(this.subtitleTracks,i,a,r)})}loadSteeringManifest(t){const e=this.hls.config,s=e.loader;let i;this.loader&&this.loader.destroy(),this.loader=new s(e);try{i=new self.URL(t)}catch(d){return this.enabled=!1,void this.log(`Failed to parse Steering Manifest URI: ${t}`)}if("data:"!==i.protocol){const t=0|(this.hls.bandwidthEstimate||e.abrEwmaDefaultEstimate);Ce(i,"_HLS_pathway",this.pathwayId),Ce(i,"_HLS_throughput",""+t)}const r={type:g.STEERING_MANIFEST,responseType:"json",url:i.href},n=e.steeringManifestLoadPolicy.default,a=n.errorRetry||n.timeoutRetry||{},o={loadPolicy:n,timeout:n.maxLoadTimeMs,maxRetry:a.maxNumRetry||0,retryDelay:a.retryDelayMs||0,maxRetryDelay:a.maxRetryDelayMs||0},h={onSuccess:(t,e,s,r)=>{this.log(`Loaded steering manifest: "${i}"`);const n=t.data;if(1!==(null==n?void 0:n.VERSION))return void this.log(`Steering VERSION ${n.VERSION} not supported!`);this.updated=performance.now(),this.timeToLoad=n.TTL;const{"RELOAD-URI":a,"PATHWAY-CLONES":o,"PATHWAY-PRIORITY":h}=n;if(a)try{this.uri=new self.URL(a,i).href}catch(d){return this.enabled=!1,void this.log(`Failed to parse Steering Manifest RELOAD-URI: ${a}`)}this.scheduleRefresh(this.uri||s.url),o&&this.clonePathways(o);const u={steeringManifest:n,url:i.toString()};this.hls.trigger(l.STEERING_MANIFEST_LOADED,u),h&&this.updatePathwayPriority(h)},onError:(t,e,s,i)=>{if(this.log(`Error loading steering manifest: ${t.code} ${t.text} (${e.url})`),this.stopLoad(),410===t.code)return this.enabled=!1,void this.log(`Steering manifest ${e.url} no longer available`);let r=1e3*this.timeToLoad;if(429===t.code){const t=this.loader;if("function"===typeof(null==t?void 0:t.getResponseHeader)){const e=t.getResponseHeader("Retry-After");e&&(r=1e3*parseFloat(e))}return void this.log(`Steering manifest ${e.url} rate limited`)}this.scheduleRefresh(this.uri||e.url,r)},onTimeout:(t,e,s)=>{this.log(`Timeout loading steering manifest (${e.url})`),this.scheduleRefresh(this.uri||e.url)}};this.log(`Requesting steering manifest: ${i}`),this.loader.load(r,o,h)}scheduleRefresh(t,e=1e3*this.timeToLoad){this.clearTimeout(),this.reloadTimer=self.setTimeout(()=>{var e;const s=null==(e=this.hls)?void 0:e.media;!s||s.ended?this.scheduleRefresh(t,1e3*this.timeToLoad):this.loadSteeringManifest(t)},e)}}function Go(t,e,s,i){t&&Object.keys(e).forEach(r=>{const n=t.filter(t=>t.groupId===r).map(t=>{const n=k({},t);return n.details=void 0,n.attrs=new Gs(n.attrs),n.url=n.attrs.URI=Ko(t.url,t.attrs["STABLE-RENDITION-ID"],"PER-RENDITION-URIS",s),n.groupId=n.attrs["GROUP-ID"]=e[r],n.attrs["PATHWAY-ID"]=i,n});t.push(...n)})}function Ko(t,e,s,i){if(e){const{[s]:t}=i;if(t){const s=t[e];if(s)return s}}const{HOST:r,PARAMS:n}=i,a=new self.URL(t);

1registerListeners(){this.hls.on(l.MEDIA_ATTACHING,this.onMediaAttaching,this),this.hls.on(l.MEDIA_DETACHING,this.onMediaDetaching,this)}unregisterListeners(){this.hls.off(l.MEDIA_ATTACHING,this.onMediaAttaching,this),this.hls.off(l.MEDIA_DETACHING,this.onMediaDetaching,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)}}onMediaDetaching(){this.media=null}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(l.FPS_DROP,{currentDropped:r,currentDecoded:n,totalDroppedFrames:s}),a>0&&r>o.config.fpsDroppedMonitoringThreshold*n){let t=o.currentLevel;o.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+t),t>0&&(-1===o.autoLevelCapping||o.autoLevelCapping>=t)&&(t-=1,o.trigger(l.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)}}var Xo=function(){if(null!=Js&&Js.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(t){return s(e,t)}function r(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 n(e,n,a){const o=this,l={enumerable:!0};o.hasBeenReset=!1;let h="",d=!1,u=e,c=n,f=a,g=null,m="",p=!0,v="auto",y="start",E=50,T="middle",S=50,A="middle";Object.defineProperty(o,"id",r({},l,{get:function(){return h},set:function(t){h=""+t}})),Object.defineProperty(o,"pauseOnExit",r({},l,{get:function(){return d},set:function(t){d=!!t}})),Object.defineProperty(o,"startTime",r({},l,{get:function(){return u},set:function(t){if("number"!==typeof t)throw new TypeError("Start time must be set to a number.");u=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"endTime",r({},l,{get:function(){return c},set:function(t){if("number"!==typeof t)throw new TypeError("End time must be set to a number.");c=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"text",r({},l,{get:function(){return f},set:function(t){f=""+t,this.hasBeenReset=!0}})),Object.defineProperty(o,"region",r({},l,{get:function(){return g},set:function(t){g=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"vertical",r({},l,{get:function(){return m},set:function(e){const i=function(e){return s(t,e)}(e);if(!1===i)throw new SyntaxError("An invalid or illegal string was specified.");m=i,this.hasBeenReset=!0}})),Object.defineProperty(o,"snapToLines",r({},l,{get:function(){return p},set:function(t){p=!!t,this.hasBeenReset=!0}})),Object.defineProperty(o,"line",r({},l,{get:function(){return v},set:function(t){if("number"!==typeof t&&"auto"!==t)throw new SyntaxError("An invalid number or illegal string was specified.");v=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"lineAlign",r({},l,{get:function(){return y},set:function(t){const e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");y=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"position",r({},l,{get:function(){return E},set:function(t){if(t<0||t>100)throw new Error("Position must be between 0 and 100.");E=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"positionAlign",r({},l,{get:function(){return T},set:function(t){const e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");T=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"size",r({},l,{get:function(){return S},set:function(t){if(t<0||t>100)throw new Error("Size must be between 0 and 100.");S=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"align",r({},l,{get:function(){return A},set:function(t){const e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");A=e,this.hasBeenReset=!0}})),o.displayState=void 0}return n.prototype.getCueAsHTML=function(){return self.WebVTT.convertCueToDOMTree(self,this.text)},n}();class zo{decode(t,e){if(!t)return"";if("string"!==typeof t)throw new Error("Error - expected string data.");return decodeURIComponent(encodeURIComponent(t))}}function Qo(t){function e(t,e,s,i){return 3600*(0|t)+60*(0|e)+(0|s)+parseFloat(i||0)}const s=t.match(/^(?:(\d+):)?(\d{2}):(\d{2})(\.\d+)?/);return s?parseFloat(s[2])>59?e(s[2],s[3],0,s[4]):e(s[1],s[2],s[3],s[4]):null}class Zo{constructor(){this.values=Object.create(null)}set(t,e){this.get(t)||""===e||(this.values[t]=e)}get(t,e,s){return s?this.has(t)?this.values[t]:e[s]:this.has(t)?this.values[t]:e}has(t){return t in this.values}alt(t,e,s){for(let i=0;i<s.length;++i)if(e===s[i]){this.set(t,e);break}}integer(t,e){/^-?\d+$/.test(e)&&this.set(t,parseInt(e,10))}percent(t,e){if(/^([\d]{1,3})(\.[\d]*)?%$/.test(e)){const s=parseFloat(e);

1startLoad(t,e){if(this.levels){const{lastCurrentTime:s,hls:i}=this;if(this.stopLoad(),this.setInterval(100),this.level=-1,!this.startFragRequested){let t=i.startLevel;-1===t&&(i.config.testBandwidth&&this.levels.length>1?(t=0,this.bitrateTest=!0):t=i.firstAutoLevel),i.nextLoadLevel=t,this.level=i.loadLevel,this._hasEnoughToStart=!!e}s>0&&-1===t&&!e&&this.initPTS.length&&(this.log(`Override startPosition with lastCurrentTime @${s}`),t=s),this.state=zi,this.nextLoadPosition=this.lastCurrentTime=t+this.timelineOffset,this.startPosition=e?-1:t,e||this.fragmentTracker.hasFragments(this.playlistType)||(this._hasEnoughToStart=this.startFragRequested=!1),this.tick()}else this._forceStartLoad=!0,this.state=Xi}stopLoad(){this._forceStartLoad=!1,super.stopLoad()}doTick(){switch(this.state){case ar:{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&&!this.waitForLive(s))){if(this.waitForCdnTuneIn(i))break;this.state=zi;break}if(this.hls.nextLoadLevel!==this.level){this.state=zi;break}break}case Ji:this.checkRetryDate()}this.state===zi&&this.doTickIdle(),this.onTickEnd()}onTickEnd(){var t;super.onTickEnd(),null!=(t=this.media)&&t.readyState&&!1===this.media.seeking&&(this.lastCurrentTime=this.media.currentTime),this.checkFragmentChanged()}doTickIdle(){const{hls:t,levelLastLoaded:e,levels:s,media:i}=this;if(null===e||!i&&!this.primaryPrefetch&&(this.startFragRequested||!t.config.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;const r=this.buffering?t.nextLoadLevel:t.loadLevel;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={type:this.targetBufferType()};return this.hls.trigger(l.BUFFER_EOS,t),void(this.state=ir)}if(!this.buffering)return;t.loadLevel!==r&&-1===t.manualLevel&&this.log(`Adapting to level ${r} from level ${this.level}`),this.level=t.nextLoadLevel=r;const h=n.details;if(!h||this.state===ar||this.waitForLive(n))return this.level=r,this.state=ar,void(this.startFragRequested=!1);const d=a.len,u=this.getMaxBufferLength(n.maxBitrate);if(d>=u)return;this.backtrackFragment&&this.backtrackFragment.start>a.end&&(this.backtrackFragment=void 0);const c=this.backtrackFragment?this.backtrackFragment.start:a.end;let f=this.getNextFragment(c,h);if(this.couldBacktrack&&!this.fragPrevious&&f&&T(f)&&this.fragmentTracker.getState(f)!==fs){var g;const t=(null!=(g=this.backtrackFragment)?g:f).sn-h.startSN,e=h.fragments[t-1];e&&f.cc===e.cc&&(f=e,this.fragmentTracker.removeFragment(e))}else this.backtrackFragment&&a.len&&(this.backtrackFragment=void 0);if(f&&this.isLoopLoading(f,c)){if(!f.gap){const t=this.audioOnly&&!this.altAudio?p:v,e=(t===v?this.videoBuffer:this.mediaBuffer)||this.media;e&&this.afterBufferFlushed(e,t)}f=this.getNextFragmentLoopLoading(f,h,a,m.MAIN,u)}f&&(this.exceedsMaxBuffer(a,u,f)||this.loadFragment(f,n,c))}loadFragment(t,e,s){const i=this.fragmentTracker.getState(t);i===ds||i===cs?this.bitrateTest?(this.log(`Fragment ${t.sn} of level ${t.level} is being downloaded to test bitrate and will not be buffered`),this._loadBitrateTestFrag(t,e)):super.loadFragment(t,e,s):this.clearTrackerIfNeeded(t)}immediateLevelSwitch(){if(this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY),this.altAudio!==Fl){var t;((null==(t=this.getLevelDetails())?void 0:t.fragmentStart)||0)>this.lastCurrentTime&&super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio")}}getBufferOutput(){return this.mediaBuffer&&this.altAudio===$l?this.mediaBuffer:this.media}checkFragmentChanged(){const t=this.fragPlaying;if(!this.checkFragPlaying())return!1;const e=this.fragPlaying;if(e){const s=e.level;this.hls.trigger(l.FRAG_CHANGED,{frag:e,previousFrag:t}),(null==t?void 0:t.level)!==s&&this.hls.trigger(l.LEVEL_SWITCHED,{level:s})}return!0}get backtrackFragment(){return this._backtrackFragment}set backtrackFragment(t){this._backtrackFragment=t}get couldBacktrack(){return this._couldBacktrack}set couldBacktrack(t){this._couldBacktrack=t}abortCurrentFrag(){this.backtrackFragment=void 0,super.abortCurrentFrag()}flushMainBuffer(t,e){super.flushMainBuffer(t,e,this.targetBufferType())}targetBufferType(){return this.altAudio!==$l||this.audioOnly?null:"video"}onMediaAttached(t,e){super.onMediaAttached(t,e);const s=e.media;ji(s,"playing",this.onMediaPlaying),ji(s,"seeked",this.onMediaSeeked)}onMediaDetaching(t,e){const{media:s}=this;s&&(qi(s,"playing",this.onMediaPlaying),qi(s,"seeked",this.onMediaSeeked)),this.videoBuffer=null,super.onMediaDetaching(t,e);!!e.transferMedia||(this._hasEnoughToStart=!1)}onManifestLoading(){super.onManifestLoading(),this.log("Trigger BUFFER_RESET"),this.hls.trigger(l.BUFFER_RESET,void 0),this.couldBacktrack=!1,this.backtrackFragment=void 0,this.altAudio=Fl,this.audioOnly=!1}onManifestParsed(t,e){let s=!1,i=!1;for(let r=0;r<e.levels.length;r++){const t=e.levels[r].audioCodec;t&&(s=s||-1!==t.indexOf("mp4a.40.2"),i=i||-1!==t.indexOf("mp4a.40.5"))}this.audioCodecSwitch=s&&i&&!function(){var t;const e=Ml();return"function"===typeof(null==e||null==(t=e.prototype)?void 0:t.changeType)}(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=e.levels,this.startFragRequested=!1}onLevelLoading(t,e){const{levels:s}=this;if(!s||this.state!==zi)return;const i=e.levelInfo;(!i.details||i.details.live&&(this.levelLastLoaded!==i||i.details.expired)||this.waitForCdnTuneIn(i.details))&&(this.state=ar)}onLevelLoaded(t,e){var s;const{levels:i,startFragRequested:r}=this,n=e.level,a=e.details,o=a.totalduration;if(!i)return void this.warn(`Levels were reset while loading level ${n}`);this.log(`Level ${n} loaded [${a.startSN},${a.endSN}]${a.lastPartSn?`[part-${a.lastPartSn}-${a.lastPartIndex}]`:""}, cc [${a.startCC}, ${a.endCC}] duration:${o}`);const h=e.levelInfo,d=this.fragCurrent;!d||this.state!==Zi&&this.state!==Ji||d.level!==e.level&&d.loader&&this.abortCurrentFrag();let u=0;if(a.live||null!=(s=h.details)&&s.live){var c;if(this.checkLiveUpdate(a),a.deltaUpdateFailed)return;u=this.alignPlaylists(a,h.details,null==(c=this.levelLastLoaded)?void 0:c.details)}if(h.details=a,this.levelLastLoaded=h,r||this.setStartPosition(a,u),this.hls.trigger(l.LEVEL_UPDATED,{details:a,level:n}),this.state===ar){if(this.waitForCdnTuneIn(a))return;this.state=zi}r&&a.live&&this.synchronizeToLiveEdge(a),this.initPTS.some((t,e)=>{if(e>=a.startCC)return!0;delete this.initPTS[e]}),this.tick()}synchronizeToLiveEdge(t){const{config:e,media:s}=this;if(!s)return;const i=this.hls.liveSyncPosition,r=this.playhead,n=t.fragmentStart,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;if((!o&&s.readyState<4||r<a-n)&&(this._hasEnoughToStart||(this.nextLoadPosition=i),s.readyState))if(this.warn(`Playback: ${r} is located too far from the end of live sliding playlist: ${a}, reset currentTime to : ${i}`),"buffered"===this.config.liveSyncMode){var l;const t=Ms.bufferInfo(s,i,0);if(null==(l=t.buffered)||!l.length)return void(s.currentTime=i);if(t.start<=r)return void(s.currentTime=i);const{nextStart:e}=Ms.bufferedInfo(t.buffered,r,0);e&&(s.currentTime=e)}else s.currentTime=i}}_handleFragmentLoadProgress(t){var e;const s=t.frag,{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];if(!a)return void this.warn(`Level ${s.level} not found on progress`);const o=a.details;if(!o)return this.warn(`Dropping fragment ${s.sn} of level ${s.level} after level details were reset`),void this.fragmentTracker.removeFragment(s);const l=a.videoCodec,h=o.PTSKnown||!o.live,d=null==(e=s.initSegment)?void 0:e.data,u=this._getAudioCodec(a),c=this.transmuxer=this.transmuxer||new xn(this.hls,m.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),f=i?i.index:-1,g=-1!==f,{decryptRange:p,byteRange:v}=ks(s,i,this.iframesOnly),y=new Cs(s.level,s.sn,s.stats.chunkCount,v?v.end-v.start:r.byteLength,f,g,s.duration,this.iframesOnly,p),E=this.initPTS[s.cc];c.push(r,d,u,l,s,i,o.totalduration,h,y,E)}onAudioTrackSwitching(t,e){const s=this.hls,i=this.altAudio!==Fl;if(We(e.url,s))this.altAudio=Nl;else{if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;const t=this.fragCurrent;t&&(this.log("Switching to main audio track, cancel main fragment load"),t.abortRequests(),this.fragmentTracker.removeFragment(t)),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();if(i)return this.altAudio=Fl,this.fragmentTracker.removeAllFragments(),s.once(l.BUFFER_FLUSHED,()=>{this.hls&&this.hls.trigger(l.AUDIO_TRACK_SWITCHED,e)}),void s.trigger(l.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:null});s.trigger(l.AUDIO_TRACK_SWITCHED,e)}}onAudioTrackSwitched(t,e){const s=We(e.url,this.hls);if(s){const t=this.videoBuffer;t&&this.mediaBuffer!==t&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=t)}this.altAudio=s?$l:Fl,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,r=s.type===m.MAIN;if(r){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===sr&&(this.state=zi));let t=!1;if(T(s)&&(t=!!s.gap&&!s.tagList.some(t=>"GAP"===t[0])),this.fragBufferedComplete(s,i),t){var n;s.stats.retry++;const t=null==(n=this.levels)?void 0:n[s.level];t&&t.fragmentError++}}const a=this.media;a&&(!this._hasEnoughToStart&&Ms.getBuffered(a).length&&(this._hasEnoughToStart=!0,this.seekToStartPos()),r&&this.tick())}get hasEnoughToStart(){return this._hasEnoughToStart}onError(t,e){var s;if(e.fatal)this.state=rr;else switch(e.details){case o.FRAG_GAP:case o.FRAG_PARSING_ERROR:case o.FRAG_DECRYPT_ERROR:case o.FRAG_LOAD_ERROR:case o.FRAG_LOAD_TIMEOUT:case o.KEY_LOAD_ERROR:case o.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(m.MAIN,e);break;case o.LEVEL_LOAD_ERROR:case o.LEVEL_LOAD_TIMEOUT:case o.LEVEL_PARSING_ERROR:e.levelRetry||this.state!==ar||(null==(s=e.context)?void 0:s.type)!==g.LEVEL||(this.state=zi);break;case o.BUFFER_APPEND_NO_PROGRESS:if("main"!==e.parent)return;e.frag&&(e.appendsWithoutProgress||0)>

1=this.config.appendErrorMaxRetry&&(this.warn(`Marking fragment ${e.frag.sn} of level ${e.frag.level} as a gap after ${e.appendsWithoutProgress} appends without buffered range growth, to prevent loop loading`),this.fragmentTracker.addAsGap(e.frag));break;case o.BUFFER_ADD_CODEC_ERROR:case o.BUFFER_APPEND_ERROR:if("main"!==e.parent)return;this.reduceLengthAndFlushBuffer(e)&&this.resetLoadingState();break;case o.BUFFER_FULL_ERROR:if("main"!==e.parent)return;if(this.reduceLengthAndFlushBuffer(e)){!this.config.interstitialsController&&this.config.assetPlayerId?this._hasEnoughToStart=!0:this.flushMainBuffer(0,Number.POSITIVE_INFINITY)}break;case o.INTERNAL_EXCEPTION:this.recoverWorkerError(e)}}onFragLoadEmergencyAborted(){this.state=zi,this._hasEnoughToStart||(this.startFragRequested=!1,this.nextLoadPosition=this.lastCurrentTime),this.tickImmediate()}onBufferFlushed(t,{type:e}){if(e!==p||!this.altAudio){const t=(e===v?this.videoBuffer:this.mediaBuffer)||this.media;t&&(this.afterBufferFlushed(t,e),this.tick())}}onLevelsUpdated(t,e){this.level>-1&&this.fragCurrent&&(this.level=this.fragCurrent.level,-1===this.level&&this.resetWhenMissingContext(this.fragCurrent)),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=this.timelineOffset;i&&s&&(s+=i);const r=this.getLevelDetails(),n=Ms.getBuffered(t),a=n.length?n.start(0):0,o=a-s,l=Math.max(this.config.maxBufferHole,this.config.maxFragLookUpTolerance);(this.config.startOnSegmentBoundary||o>0&&(o<l||this.loadingParts&&o<2*((null==r?void 0:r.partTarget)||0)))&&(this.log(`adjusting start position by ${o} to match buffer start`),s+=o,this.startPosition=s),e<s&&(this.log(`seek to target start position ${s} from current time ${e} buffer start ${a}`),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(t=>{const{hls:s}=this,i=null==t?void 0:t.frag;if(!i||this.fragContextChanged(i))return;e.fragmentError=0,this.state=zi,this.startFragRequested=!1,this.bitrateTest=!1;const r=i.stats;r.parsing.start=r.parsing.end=r.buffering.start=r.buffering.end=self.performance.now(),s.trigger(l.FRAG_LOADED,t),i.bitrateTest=!1}).catch(e=>{this.state!==Xi&&this.state!==rr&&(this.warn(e),this.resetFragmentLoading(t))})}_handleTransmuxComplete(t){const e=this.playlistType,{hls:s}=this,{remuxResult:r,chunkMeta:n}=t,a=this.getCurrentContext(n);if(!a)return void this.resetWhenMissingContext(n);const{frag:o,part:h,level:d}=a,{video:u,text:c,id3:f,initSegment:g}=r,{details:m}=d,v=this.altAudio?void 0:r.audio;if(this.fragContextChanged(o))this.fragmentTracker.removeFragment(o);else{if(this.state=er,g){const t=g.tracks;if(t){const i=o.initSegment||o;if(this.unhandledEncryptionError(g,o))return;this._bufferInitSegment(d,t,i,n),s.trigger(l.FRAG_PARSING_INIT_SEGMENT,{frag:i,id:e,tracks:t})}const r=g.initPTS,a=g.timescale,h=this.initPTS[o.cc];if(i(r)&&(!h||h.baseTime!==r||h.timescale!==a)){const t=g.trackId;this.initPTS[o.cc]={baseTime:r,timescale:a,trackId:t};const i=this.initPTS.slice(0);s.trigger(l.INIT_PTS_FOUND,{timestampOffsets:i,frag:o,id:e,initPTS:r,timescale:a,trackId:t})}}if(u&&m){v&&"audiovideo"===u.type&&this.logMuxedErr(o);const t=m.fragments[o.sn-1-m.startSN],e=o.sn===m.startSN,s=!t||o.cc>t.cc;if(!1!==r.independent){const{startPTS:t,endPTS:i,startDTS:r,endDTS:a}=u;if(h)h.elementaryStreams[u.type]={startPTS:t,endPTS:i,startDTS:r,endDTS:a};else if(u.firstKeyFrame&&u.independent&&1===n.id&&!s&&(this.couldBacktrack=!0),u.dropped&&u.independent){const r=this.getMainFwdBufferInfo(),n=(r?r.end:this.getLoadPosition())+this.config.maxBufferHole,l=u.firstKeyFramePTS?u.firstKeyFramePTS:t;if(!e&&n<l-this.config.maxBufferHole&&!s)return void this.backtrack(o);s&&(o.gap=!0),o.setElementaryStreamInfo(u.type,o.start,i,o.start,a,!0)}

1,t.on(l.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(l.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.on(l.FRAG_LOADING,this.onFragLoading,this),t.on(l.FRAG_LOADED,this.onFragLoaded,this),t.on(l.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),t.on(l.FRAG_DECRYPTED,this.onFragDecrypted,this),t.on(l.INIT_PTS_FOUND,this.onInitPtsFound,this),t.on(l.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),t.on(l.BUFFER_APPENDED,this.onBufferAppended,this),t.on(l.BUFFER_FLUSHING,this.onBufferFlushing,this)}destroy(){const{hls:t}=this;t.off(l.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(l.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.off(l.FRAG_LOADING,this.onFragLoading,this),t.off(l.FRAG_LOADED,this.onFragLoaded,this),t.off(l.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),t.off(l.FRAG_DECRYPTED,this.onFragDecrypted,this),t.off(l.INIT_PTS_FOUND,this.onInitPtsFound,this),t.off(l.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),t.off(l.BUFFER_APPENDED,this.onBufferAppended,this),t.off(l.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.media=null,this.cea608Parser1=this.cea608Parser2=void 0}initCea608Parsers(){const t=new _h(this,"textTrack1"),e=new _h(this,"textTrack2"),s=new _h(this,"textTrack3"),i=new _h(this,"textTrack4");this.cea608Parser1=new kh(1,t,e),this.cea608Parser2=new kh(3,s,i)}addCues(t,e,s,i,r){let n=!1;for(let o=r.length;o--;){const t=r[o],i=wh(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.cueCache[t];if(r){const t=this.Cues.newCue(null,e,s,i);t.length&&r.push.apply(r,t)}else{const r=this.captionsTracks[t].track;this.Cues.newCue(r,e,s,i)}}else{var a;const r=this.Cues.newCue(null,e,s,i),n=null==(a=this.captionsProperties[t])?void 0:a.media;this.hls.trigger(l.CUES_PARSED,{type:"captions",cues:r,track:t,closedCaptions:n})}}onInitPtsFound(t,{id:e,timestampOffsets:s}){const{unparsedVttFrags:i}=this;e===m.MAIN&&(this.initPTS=s),i.length&&(this.unparsedVttFrags=[],i.forEach(t=>{this.initPTS[t.frag.cc]?this.onFragLoaded(l.FRAG_LOADED,t):this.hls.trigger(l.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t.frag,part:null,error:new Error("Subtitle discontinuity domain does not match main")})}))}createCaptionsTrack(t){this.config.renderTextTracksNatively?this.createNativeTrack(t):this.createNonNativeTrack(t)}createNativeTrack(t){if(this.captionsTracks[t])return;const{captionsProperties:e,captionsTracks:s,cueCache:i,media:r}=this,{label:n,languageCode:a}=e[t];r&&(i[t]=[],s[t]=Sl(r,"captions",n,a,"hidden"))}createNonNativeTrack(t){if(this.nonNativeCaptionsTracks[t])return;const e=this.captionsProperties[t];if(!e)return;const s={_id:t,label:e.label,kind:"captions",default:!!e.media&&!!e.media.default,closedCaptions:e.media};this.nonNativeCaptionsTracks[t]=s,this.hls.trigger(l.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[s]})}onMediaAttaching(t,e){this.media=e.media}onMediaDetaching(t,e){const s=!!e.transferMedia;if(this.media=null,!s){if(this.config.renderTextTracksNatively){const{captionsTracks:t,cueCache:e}=this;for(const s in t)t[s].remove(),delete e[s]}this.cueCache={},this.captionsTracks={},this.nonNativeCaptionsTracks={}}}onManifestLoading(){this.lastCc=-1,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!0}},this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.unparsedVttFrags=[],this.initPTS=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())}onSubtitleTracksUpdated(t,e){const s=e.subtitleTracks||[];if(s.length&&!this.config.renderTextTracksNatively&&!$n(this.tracks,s)){const t=s.map(t=>

1,e,i?i.details:null,s))})}getCacheAge(){let t=null;if(this.response){const e=this.response.headers.get("age");t=e?parseFloat(e):null}return t}getResponseHeader(t){return this.response?this.response.headers.get(t):null}loadProgressively(t,e,s,i=0,r){const n=new dr,a=t.body.getReader(),o=()=>a.read().then(a=>{if(a.done)return n.dataLength&&r(e,s,n.flush().buffer,t),Promise.resolve(new ArrayBuffer(0));const l=a.value,h=l.length;return e.loaded+=h,h<i||n.dataLength?(n.push(l),n.dataLength>=i&&r(e,s,n.flush().buffer,t)):r(e,s,l.buffer,t),o()}).catch(()=>Promise.reject());return o()}}function Bh(t,e){return new self.Request(t.url,e)}class Uh extends Error{constructor(t,e,s){super(t),this.code=void 0,this.details=void 0,this.code=e,this.details=s}}const Gh=/^age:\s*[\d.]+\s*$/im;class Kh extends xh{constructor(t){super(),this.xhrSetup=void 0,this.loader=null,this.xhrSetup=t.xhrSetup||null}destroy(){super.destroy(),this.loader=null,this.xhrSetup=null}abortInternal(){const t=this.loader;self.clearTimeout(this.requestTimeout),self.clearTimeout(this.retryTimeout),t&&(t.onreadystatechange=null,t.onprogress=null,4!==t.readyState&&(this.stats.aborted=!0,t.abort()))}getNetworkDetails(){return this.loader}resetInternalLoader(){this.loader=null}loadInternal(){const{config:t,context:e}=this;if(!t||!e)return;const s=this.loader=new self.XMLHttpRequest,i=this.stats;i.loading.first=0,i.loaded=0,i.aborted=!1;const r=this.xhrSetup;r?Promise.resolve().then(()=>{if(this.loader===s&&!this.stats.aborted)return r.call(this,s,e.url,e)}).catch(t=>{if(this.loader===s&&!this.stats.aborted)return s.open("GET",e.url,!0),r.call(this,s,e.url,e)}).then(()=>{this.loader!==s||this.stats.aborted||this.openAndSendXhr(s,e,t)}).catch(t=>{var r;null==(r=this.callbacks)||r.onError({code:s.status,text:t.message},e,s,i)}):this.openAndSendXhr(s,e,t)}openAndSendXhr(t,e,s){t.readyState||t.open("GET",e.url,!0);const r=e.headers,{maxTimeToFirstByteMs:n,maxLoadTimeMs:a}=s.loadPolicy;if(r)for(const i in r)t.setRequestHeader(i,r[i]);e.rangeEnd&&t.setRequestHeader("Range",`bytes=${e.rangeStart}-${e.rangeEnd-1}`),t.onreadystatechange=this.readystatechange.bind(this),t.onprogress=this.loadprogress.bind(this),t.responseType=e.responseType,self.clearTimeout(this.requestTimeout),s.timeout=n&&i(n)?n:a,this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),s.timeout),t.send()}readystatechange(){const{context:t,loader:e,stats:s}=this;if(!t||!e)return;const i=e.readyState,r=this.config;if(!s.aborted&&i>=2&&(0===s.loading.first&&(s.loading.first=Math.max(self.performance.now(),s.loading.start),r.timeout!==r.loadPolicy.maxLoadTimeMs&&(self.clearTimeout(this.requestTimeout),r.timeout=r.loadPolicy.maxLoadTimeMs,this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),r.loadPolicy.maxLoadTimeMs-(s.loading.first-s.loading.start)))),4===i)){self.clearTimeout(this.requestTimeout),e.onreadystatechange=null,e.onprogress=null;const i=e.status,l="text"===e.responseType?e.responseText:null;if(i>=200&&i<300){const r=null!=l?l:e.response;if(null!=r){var n,a;s.loading.end=Math.max(self.performance.now(),s.loading.first);const o="arraybuffer"===e.responseType?r.byteLength:r.length;s.loaded=s.total=o,s.bwEstimate=8e3*s.total/(s.loading.end-s.loading.first);const l=null==(n=this.callbacks)?void 0:n.onProgress;l&&l(s,t,r,e);const h={url:e.responseURL,data:r,code:i};return t.rangeEnd&&o!==t.rangeEnd-t.rangeStart&&W.warn(`Payload length ${o} does not match requested Range: bytes=${t.rangeStart}-${t.rangeEnd-1}`),void(null==(a=this.callbacks)||a.onSuccess(h,s,t,e))}}const h=r.loadPolicy.errorRetry;var o;if(N(h,s.retry,!1,{url:t.url,data:void 0,code:i}))this.retry(h);else W.error(`${i} while loading ${t.url}`),null==(o=this.callbacks)||o.onError({code:i,text:e.statusText},t,e,s)}}loadprogress(t){const e=this.stats;e.loaded=t.loaded,t.lengthComputable&&(e.total=t.total)}getCacheAge(){let t=null;if(this.loader&&Gh.test(this.loader.getAllResponseHeaders())){const e=this.loader.getResponseHeader("age");t=e?parseFloat(e):null}return t}getResponseHeader(t){return this.loader&&new RegExp(`^${t}:\\s*[\\d.]+\\s*$`,"im").test(this.loader.getAllResponseHeaders())?this.loader.getResponseHeader(t):null}}const Vh=P(P({autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,ignoreDevicePixelRatio:!1,maxDevicePixelRatio:Number.POSITIVE_INFINITY,preferManagedMediaSource:!1,initialLiveManifestSize:1,maxBufferLength:30,backBufferLength:1/0,frontBufferFlushThreshold:1/0,loopBackBufferFlush:void 0,startOnSegmentBoundary:!1,nextAudioTrackBufferFlushForwardOffset:.25,maxBufferSize:6e7,maxFragLookUpTolerance:.25,maxBufferHole:.1,detectStallWithCurrentTimeMs:1250,highBufferWatchdogPeriod:2,nudgeOffset:.1,nudgeMaxRetry:3,nudgeOnVideoHole:!0,skipBufferHolePadding:.1,liveSyncMode:"edge",liveSyncDurationCount:3,liveSyncOnStallIncrease:1,liveMaxLatencyDurationCount:1/0,liveMaxUnchangedPlaylistRefresh:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,maxLiveSyncPlaybackRate:1,liveDurationInfinity:!1,liveBackBufferLength:null,maxMaxBufferLength:600,enableWorker:!0,workerPath:null,enableSoftw

1t&&(t.on(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(l.BUFFER_APPENDED,this.onBufferAppended,this))}unregisterListeners(){const{hls:t}=this;t&&(t.off(l.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(l.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(l.BUFFER_APPENDED,this.onBufferAppended,this))}destroy(){super.destroy(),this.unregisterListeners(),this.media=this.hls=this.fragmentTracker=null,this.mediaSource=void 0}onMediaAttached(t,e){this.setInterval(100),this.mediaSource=e.mediaSource;const s=this.media=e.media;ji(s,"playing",this.onMediaPlaying),ji(s,"waiting",this.onMediaWaiting),ji(s,"ended",this.onMediaEnded)}onMediaDetaching(t,e){this.clearInterval();const{media:s}=this;s&&(qi(s,"playing",this.onMediaPlaying),qi(s,"waiting",this.onMediaWaiting),qi(s,"ended",this.onMediaEnded),this.media=null),this.mediaSource=void 0}onBufferAppended(t,e){this.buffered=e.timeRanges}get hasBuffered(){return Object.keys(this.buffered).length>0}getCurrentTime(){var t;const e=(null==(t=this.hls)?void 0:t.config.timelineOffset)||0;return this.media?Math.max(this.media.currentTime,e):e}tick(){var t;if(null==(t=this.media)||!t.readyState||!this.hasBuffered)return;const e=this.getCurrentTime();this.media.currentTime<e||(this.poll(e,this.lastCurrentTime),this.lastCurrentTime=e)}poll(t,e){var s,i;const r=null==(s=this.hls)?void 0:s.config;if(!r)return;const n=this.media;if(!n)return;const{seeking:a}=n,o=this.seeking&&!a,h=!this.seeking&&a,d=n.paused&&!a||n.ended||0===n.playbackRate;if(this.seeking=a,t!==e)return e&&(this.ended=0),this.moved=!0,a||(this.skipRetry=this.nudgeRetry=0,r.nudgeOnVideoHole&&!d&&t>e&&this.nudgeOnVideoHole(t,e)),void(0===this.waiting&&this.stallResolved(t));if(h||o)return void(o&&this.stallResolved(t));if(d)return this.skipRetry=this.nudgeRetry=0,this.stallResolved(t),void(!this.ended&&n.ended&&this.hls&&(this.ended=t||1,this.hls.trigger(l.MEDIA_ENDED,{stalled:!1})));if(!Ms.getBuffered(n).length)return void(this.skipRetry=this.nudgeRetry=0);const u=Ms.bufferInfo(n,t,0),c=this.fragmentTracker;c&&this.hls&&Pl(u,t,c,this.hls);const f=u.nextStart||0;if(a&&c&&this.hls){const e=bl(this.hls.inFlightFragments,t),s=u.len>2,i=!f||e||f-t>2&&!c.getPartialFragment(t);if(s||i)return;this.moved=!1}const g=null==(i=this.hls)?void 0:i.latestLevelDetails;if(!this.moved&&null!==this.stalled&&c){if(!(u.len>0)&&!f)return;const e=Math.max(f,u.start||0)-t,s=!(null==g||!g.live)?2*g.targetduration:2,i=Dl(t,c);if(e>0&&(e<=s||i))return void(n.paused||this._trySkipBufferHole(i))}const m=r.detectStallWithCurrentTimeMs,p=self.performance.now(),v=this.waiting;let y=this.stalled;if(null===y){if(!(v>0&&p-v<m))return void(this.stalled=p);y=this.stalled=v}const E=p-y;if(!a&&(E>=m||v&&this.moved)&&this.hls){var T;if("ended"===(null==(T=this.mediaSource)?void 0:T.readyState)&&(null==g||!g.live)&&Math.abs(t-((null==g?void 0:g.edge)||0))<1){if(this.ended)return;return this.ended=t||1,void this.hls.trigger(l.MEDIA_ENDED,{stalled:!0})}if(this._reportStall(u),!this.media||!this.hls)return;if(n.currentTime!==t){const e=t;return t=n.currentTime,this.moved=!0,void this.log(`currentTime changed ${e} > ${t}`)}}const S=Ms.bufferInfo(n,t,r.maxBufferHole);this._tryFixBufferStall(S,E,t)}stallResolved(t){const e=this.stalled;if(e&&this.hls&&(this.stalled=null,this.stallReported)){const s=self.performance.now()-e;this.log(`playback not stuck anymore @${t}, after ${Math.round(s)}ms`),this.stallReported=!1,this.waiting=0,this.hls.trigger(l.STALL_RESOLVED,{})}}nudgeOnVideoHole(t,e){var s;const i=this.buffered.video;if(this.hls&&this.media&&this.fragmentTracker&&null!=(s=this.buffered.audio)&&s.length&&i&&i.length>1&&t>i.end(0)){const s=Ms.bufferedInfo(Ms.timeRangesToArray(this.buffered.audio),t,0);if(s.len>1&&e>=s.start){const s=Ms.timeRangesToArray(i),r=Ms.bufferedInfo(s,e,0).bufferedIndex;if(r>-1&&r<s.length-1){const e=Ms.bufferedInfo(s,t,0).bufferedIndex,i=s[r].end,n=s[r+1].start;if((-1===e||e>r)&&n-i<1&&t-i<2){const s=new Error(`nudging playhead to flush pipeline after video hole. currentTime: ${t} hole: ${i} -> ${n} buffered index: ${e}`);this.warn(s.message),this.media.currentTime+=1e-6;let r=Dl(t,this.fragmentTracker);r&&"fragment"in r?r=r.fragment:r||(r=void 0);const h=Ms.bufferInfo(this.media,t,0);this.hls.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.BUFFER_SEEK_OVER_HOLE,fatal:!1,error:s,reason:s.message,frag:r,buffer:h.len,bufferInfo:h})}}}}}_tryFixBufferStall(t,e,s){var i,r;const{fragmentTracker:n,media:a}=this,o=null==(i=this.hls)?void 0:i.config;if(!a||!n||!o)return;const l=null==(r=this.hls)?void 0:r.latestLevelDetails,h=Dl(s,n);if(h||null!=l&&l.live&&s<l.fragmentStart){if(this._trySkipBufferHole(h)||!this.media)return}const d=t.buffered,u=this.adjacentTraversal(t,s);(d&&d.length>1&&t.len>o.maxBufferHole||t.nextStart&&(t.nextStart-s<o.maxBufferHole||u))&&(e>1e3*o.highBufferWatchdogPeriod||this.waiting)&&(this.warn("Trying to nudge playhead over buffer-hole"),this._tryNudgeBuffer(t))}adjacentTraversal(t,e){const s=this.fragmentTracker,i=t.nextStart;if(s&&i){const t=s.getFragAtPos(e,m.MAIN),r=s.getFragAtPos(i,m.MAIN);if(t&&r)return r.sn-t.sn<2}return!1}_reportStall(t){const{hls:e,media:s,stallReported:i,stalled:r}=this;if(!i&&null!==r&&s&&e){this.stallReported=!0;const i=new Error(`Playback stalling at @${s.currentTime} due to low buffer (${Ue(t)})`);this.warn(i.message),e.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.BUFFER_STALLED_ERROR,fatal:!1,error:i,buffer:t.len,bufferInfo:t,stalled:{start:r}})}}_trySkipBufferHole(t){const{fragmentTracker:e,media:s,hls:i}=this,r=null==i?void 0:i.config;if(!s||!e||!r)return 0;const n=s.currentTime,h=Ms.bufferInfo(s,n,0);Pl(h,n,e,i);const d=n<h.start?h.start:h.nextStart;if(d){const c=h.len<=r.maxBufferHole,f=h.len>0&&h.len<1&&s.readyState<3,g=d-n;if(g>0&&(c||f)){if(g>r.maxBufferHole){let s=!1;if(0===n){const t=e.getAppendedFrag(0,m.MAIN);t&&d<t.end&&(s=!0)}if(!s&&t){var u;if(null==(u=i.loadLevelObj)||!u.details)return 0;if(bl(i.inFlightFragments,d))return 0;let s=!1,r=t.end;for(;r<d;){const t=Dl(r,e),i=t?t.duration:0;if(!(i>0)){s=!0;break}r+=i}if(s)return 0}}const{nudgeMaxRetry:c,skipBufferHolePadding:f}=r,p=++this.skipRetry>c,v=Math.max(d,n)+f;if(p||(this.warn(`skipping hole, adjusting currentTime from ${n} to ${v}`),this.moved=!0,s.currentTime=v),null==t||!t.gap||p){const e=new Error(p?`Playhead still not moving after seeking over buffer hole from ${n} to ${v} after ${r.nudgeMaxRetry} attempts.`:`fragment loaded with buffer holes, seeking from ${n} to ${v}`),s={type:a.MEDIA_ERROR,details:o.BUFFER_SEEK_OVER_HOLE,fatal:p,error:e,reason:e.message,buffer:h.len,bufferInfo:h};t&&("fragment"in t?s.part=t:s.frag=t),i.trigger(l.ERROR,s)}return v}}return 0}_tryNudgeBuffer(t){const{hls:e,media:s,nudgeRetry:i}=this,r=null==e?void 0:e.config;if(!s||!r)return 0;const n=s.currentTime;if(this.nudgeRetry++,i<r.nudgeMaxRetry){const h=n+(i+1)*r.nudgeOffset,d=new Error(`Nudging 'currentTime' from ${n} to ${h}`);this.warn(d.message),s.currentTime=h,e.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.BUFFER_NUDGE_ON_STALL,error:d,fatal:!1,buffer:t.len,bufferInfo:t})}else{const s=new Error(`Playhead still not moving while enough data buffered @${n} after ${r.nudgeMaxRetry} nudges`);this.error(s.message),e.trigger(l.ERROR,{type:a.MEDIA_ERROR,details:o.BUFFER_STALLED_ERROR,error:s,fatal:!0,buffer:t.len,bufferInfo:t})}}},latencyController:class{constructor(t){this.hls=void 0,this.media=null,this.currentTime=0,this.stallCount=0,this._latency=null,this._targetLatencyUpdated=!1,this.onTimeupdate=()=>{var t;const{media:e}=this,s=this.levelDetails;if(!e||!s||!this.hls)return;this.currentTime=e.currentTime;const i=this.hls.config,r=this.computeLatency();if(null===r)return;this._latency=r;const{lowLatencyMode:n,maxLiveSyncPlaybackRate:a}=i;if(!n||1===a||!s.live)return;const o=this.targetLatency;if(null===o)return;const l=r-o,h=l<Math.min(this.maxLatency,o+s.targetduration),d=hr(i)&&!(null==(t=this.hls.interstitialsManager)||null==(t=t.playingItem)||!t.event);if(h&&l>.05&&this.forwardBufferLength>1&&!d){const t=Math.min(2,Math.max(1,a)),s=Math.round(2/(1+Math.exp(-.75*l-this.edgeStalled))*20)/20,i=Math.min(t,Math.max(1,s));this.changeMediaPlaybackRate(e,i)}else 1!==e.playbackRate&&0!==e.playbackRate&&this.changeMediaPlaybackRate(e,1)},this.hls=t,this.registerListeners()}get levelDetails(){var t;return(null==(t=this.hls)?void 0:t.latestLevelDetails)||null}get latency(){return this._latency||0}get maxLatency(){var t;const e=null==(t=this.hls)?void 0:t.config;if(!e)return 0;if(void 0!==e.liveMaxLatencyDuration)return e.liveMaxLatencyDuration;const s=this.levelDetails;return s?e.liveMaxLatencyDurationCount*s.targetduration:0}get targetLatency(){const t=this.levelDetails;if(null===t||!this.hls)return null;const e=this.hls.config,{holdBack:s,partHoldBack:i,targetduration:r}=t,{liveSyncDuration:n,liveSyncDurationCount:a,lowLatencyMode:o}=e,l=this.hls.userConfig;let h=o&&i||s;(this._targetLatencyUpdated||l.liveSyncDuration||l.liveSyncDurationCount||0===h)&&(h=void 0!==n?n:a*r);const d=r;return h+Math.min(this.stallCount*e.liveSyncOnStallIncrease,d)}set targetLatency(t){this.hls&&(this.stallCount=0,this.hls.config.liveSyncDuration=t,this._targetLatencyUpdated=!0)}get liveSyncPosition(){const t=this.estimateLiveEdge(),e=this.targetLatency;if(null===t||null===e||!this.hls)return null;const s=this.levelDetails;if(null===s)return null;const i=s.edge,r=t-e-this.edgeStalled,n=i-s.totalduration,a=i-(this.hls.config.lowLatencyMode&&s.partTarget||s.targetduration);return Math.min(Math.max(n,r),a)}get drift(){const t=this.levelDetails;return null===t?1:t.drift}get edgeStalled(){const t=this.levelDetails;if(null===t||!this.hls)return 0;const e=3*(this.hls.config.lowLatencyMode&&t.partTarget||t.targetduration);return Math.max(t.age-e,0)}get forwardBufferLength(){const{media:t}=this,e=this.levelDetails;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.hls=null}registerListeners(){const{hls:t}=this;

1if(t.videoCodec!==e.videoCodec){const s=ge(t.videoCodec),i=ge(e.videoCodec);if(s!==i)return i-s}if(t.uri===e.uri&&t.codecSet!==e.codecSet){const s=me(t.codecSet),i=me(e.codecSet);if(s!==i)return i-s}return t.averageBitrate!==e.averageBitrate?t.averageBitrate-e.averageBitrate:0});let p=m[0];if(this.steering&&(c=this.steering.filterParsedLevels(c),c.length!==m.length))for(let a=0;a<m.length;a++)if(m[a].pathwayId===c[0].pathwayId){p=m[a];break}this._levels=c;for(let a=0;a<c.length;a++)if(c[a]===p){var v;this._firstLevel=a;const t=p.bitrate,e=this.hls.bandwidthEstimate;if(this.log(`manifest loaded, ${c.length} level(s) found, first bitrate: ${t}`),void 0===(null==(v=this.hls.userConfig)?void 0:v.abrEwmaDefaultEstimate)){const s=Math.min(t,this.hls.config.abrEwmaDefaultEstimateMax);s>e&&e===this.hls.abrEwmaDefaultEstimate&&(this.hls.bandwidthEstimate=s)}break}const y=e.iframeVariants.filter(t=>Xh(t,g));this._iframeVariants=y;const E=r&&!i,T=this.hls.config,S=!(!T.audioStreamController||!T.audioTrackController),A={levels:c,audioTracks:d,subtitleTracks:u,iframeVariants:y,sessionData:e.sessionData,sessionKeys:e.sessionKeys,firstLevel:this._firstLevel,stats:e.stats,audio:r,video:i,altAudio:S&&!E&&d.some(t=>!!t.url)};f.end=performance.now(),this.hls.trigger(l.MANIFEST_PARSED,A)}get iframeVariants(){return 0===this._iframeVariants.length?null:this._iframeVariants}get levels(){return 0===this._levels.length?null:this._levels}get loadLevelObj(){return this.currentLevel}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(l.ERROR,{type:a.OTHER_ERROR,details:o.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],h=n.attrs["PATHWAY-ID"];if(this.currentLevelIndex=t,this.currentLevel=n,s===t&&i&&r===h)return;this.log(`Switching to level ${t} (${n.height?n.height+"p ":""}${n.videoRange?n.videoRange+" ":""}${n.codecSet?n.codecSet+" ":""}@${n.bitrate})${h?" with Pathway "+h:""} from level ${s}${r?" with Pathway "+r:""}`);const d={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(l.LEVEL_SWITCHING,d);const u=n.details;if(!u||u.live){const t=this.switchParams(n.uri,null==i?void 0:i.details,u);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}get pathways(){return this.steering?this.steering.pathways():[]}get pathwayPriority(){return this.steering?this.steering.pathwayPriority:null}set pathwayPriority(t){if(this.steering){const e=this.steering.pathways(),s=t.filter(t=>-1!==e.indexOf(t));if(t.length<1)return void this.warn(`pathwayPriority ${t} should contain at least one pathway from list: ${e}`);this.steering.pathwayPriority=s}}onError(t,e){!e.fatal&&e.context&&e.context.type===g.LEVEL&&e.context.level===this.level&&this.checkRetry(e)}onFragBuffered(t,{frag:e}){if(e.type===m.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=e.levelInfo;var a;if(!n)return this.warn(`Invalid level index ${i}`),void(null!=(a=e.deliveryDirectives)&&a.skip&&(r.deltaUpdateFailed=!0));if(n===this.currentLevel||e.withoutMultiVariant){0===n.fragmentError&&(n.loadError=0);let t=n.details;t===e.details&&t.advanced&&(t=void 0),this.playlistLoaded(i,e,t)}else null!=(s=e.deliveryDirectives)&&s.skip&&(r.deltaUpdateFailed=!0)}loadPlaylist(t){super.loadPlaylist(),this.shouldLoadPlaylist(this.currentLevel)&&this.scheduleLoading(this.currentLevel,t)}loadingPlaylist(t,e){super.loadingPlaylist(t,e);const s=this.getUrlWithDirectives(t.uri,e),i=this.currentLevelIndex,r=t.attrs["PATHWAY-ID"],n=t.details,a=null==n?void 0:n.age;this.log(`Loading level index ${i}${void 0!==(null==e?void 0:e.msn)?" at sn "+e.msn+" part "+e.part:""}${r?" Pathway "+r:""}${a&&n.live?" age "+a.toFixed(1)+(n.type?" "+n.type||0:""):""} ${s}`),this.hls.trigger(l.LEVEL_LOADING,{url:s,level:i,levelInfo:t,pathwayId:t.attrs["PATHWAY-ID"],id:0,deliveryDirectives:e||null})}get nextLoadLevel(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel}set nextLoadLevel(t){const e=this.currentLevelIndex;if(-1===this.manualLevelIndex&&t!==e&&-1!==t){const s=this.hls.config.abrSwitchInterval;if(s>0){const i=performance.now(),r=i-this.lastABRSwitchTime,n=1e3*s;if(this.lastABRSwitchTime>-1&&r<n)return void this.warn(`Preventing ABR level switch: ${e} -> ${t} (${Math.round(r)}ms < ${n}ms / ${s}s)`);this.lastABRSwitchTime=i,this.log(`Allowing ABR level switch: ${e} -> ${t} (${Math.round(r)}ms >= ${n}ms / ${s}s)`)}}this.level=t,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=t)}removeLevel(t){var e;if(1===this._levels.length)return;const s=this._levels.filter((e,s)=>s!==t||(this.steering&&this.steering.removeLevel(e),e===this.currentLevel&&(this.currentLevel=null,this.currentLevelIndex=-1,e.details&&e.details.fragments.forEach(t=>t.level=-1)),!1));Bi(s),this._levels=s,this.currentLevelIndex>-1&&null!=(e=this.currentLevel)&&e.details&&(this.currentLevelIndex=this.currentLevel.details.fragments[0].level),this.manualLevelIndex>-1&&(this.manualLevelIndex=this.currentLevelIndex);const i=s.length-1;this._firstLevel=Math.min(this._firstLevel,i),this._startLevel&&(this._startLevel=Math.min(this._startLevel,i)),this.hls.trigger(l.LEVELS_UPDATED,{levels:s})}onLevelsUpdated(t,{levels:e}){this._levels=e}checkMaxAutoUpdated(){const{autoLevelCapping:t,maxAutoLevel:e,maxHdcpLevel:s}=this.hls;this._maxAutoLevel!==e&&(this._maxAutoLevel=e,this.hls.trigger(l.MAX_AUTO_LEVEL_UPDATED,{autoLevelCapping:t,levels:this.levels,maxAutoLevel:e,minAutoLevel:this.hls.minAutoLevel,maxHdcpLevel:s}))}}function qh(t,e){return ue(t,"audio",e)}function Wh(t,e){return ue(t,"video",e)}function Xh(t,e){let{audioCodec:s,videoCodec:i}=t;s&&(t.audioCodec=s=ye(s,e)||void 0),i&&(i=t.videoCodec=function(t){const e=t.split(",");for(let s=0;s<e.length;s++){const t=e[s].split(".");t.length>2&&"avc1"===t[0]&&(e[s]=`avc1.${parseInt(t[1]).toString(16)}${("000"+parseInt(t[2]).toString(16)).slice(-4)}`)}return e.join(",")}(i));const{unknownCodecs:r}=t;return!((null==r?void 0:r.length)||0||s&&!qh(s,e)||i&&!Wh(i,e))}function zh(t){const e={};t.forEach(t=>{const s=t.groupId||"";t.id=e[s]=e[s]||0,e[s]++})}class Qh extends K{constructor(t,e){super("key-loader",e),this.config=void 0,this.keyLoaderInfo={},this.emeController=null,this.config=t}abort(t){for(const s in this.keyLoaderInfo){const i=this.keyLoaderInfo[s].loader;if(i){var e;if(t&&t!==(null==(e=i.context)?void 0:e.frag.type))return;i.abort()}}}destroy(){for(const t in this.keyLoaderInfo){const e=this.keyLoaderInfo[t].loader;e&&e.destroy()}this.emeController=null,this.keyLoaderInfo={}}loadClear(t,e,s){return this.emeController?this.emeController.loadClear(t,e,s):null}load(t,e){return!t.decryptdata&&t.encrypted&&this.emeController&&this.config.emeEnabled?this.emeController.selectKeySystemFormat(t).then(s=>this.loadInternal(t,e,s)):this.loadInternal(t,e)}loadInternal(t,e,s){s&&t.setKeyFormat(s);const i=t.decryptdata;if(!i){const e=new Error(s?`Expected frag.decryptdata to be defined after setting format ${s}`:`Missing decryption data on fragment in onKeyLoading (emeEnabled with controller: ${this.emeController&&this.config.emeEnabled})`);return Promise.reject(Zh(t,o.KEY_LOAD_ERROR,e))}const r=t;switch(i.method){case"SAMPLE-AES":case"SAMPLE-AES-CENC":case"SAMPLE-AES-CTR":return"identity"===i.keyFormat?this.loadKeyHTTP(r):e?e.then(()=>this.loadKeyEME(r)):this.loadKeyEME(r);case"AES-128":case"AES-256":case"AES-256-CTR":return this.loadKeyHTTP(r);default:return Promise.reject(Zh(t,o.KEY_LOAD_ERROR,new Error(`Key supplied with unsupported METHOD: "${i.method}"`)))}}loadKeyEME(t){if(this.emeController&&this.config.emeEnabled){var e;if(!t.decryptdata.keyId&&null!=(e=t.initSegment)&&e.data){const e=function(t){const e=[];return Kt(t,t=>e.push(t.subarray(8,24))),e}(t.initSegment.data);if(e.length){let s=e[0];const i=t.decryptdata.uri;if(s.some(t=>0!==t))this.log(`Using keyId found in init segment ${vt(s)} keyUri: ${i}`),di.setKeyIdForUri(i,s);else{const t=di.addKeyIdForUri(i);this.log(`Patching empty keyId with ${vt(t)} keyUri: ${i}`),s=t}t.decryptdata.keyId=s}}return this.emeController.loadKey(t).then(()=>({frag:t,keyInfo:{decryptdata:t.decryptdata}}))}return Promise.reject(Zh(t,o.KEY_LOAD_ERROR,new Error(`emeEnabled with controller: ${this.emeController&&this.config.emeEnabled})`)))}loadKeyHTTP(t){const e=t.decryptdata,s=e.uri;if(!s)return Promise.reject(Zh(t,o.KEY_LOAD_ERROR,new Error(`Invalid key URI: "${s}"`)));const i=this.keyLoaderInfo[s];if(i){if(i.decryptdata.key)return e.key=i.decryptdata.key,i.keyLoadPromise=null,Promise.resolve({frag:t,keyInfo:i});if(i.keyLoadPromise)return i.keyLoadPromise.then(s=>(e.key=i.decryptdata.key,P(P({},s),{},{frag:t})))}this.log(`Loading${e.keyId?" keyId: "+vt(e.keyId):""} URI: ${e.uri} from ${t.type} ${t.level}`);const r=this.config,n=new(0,r.loader)(r);t.keyLoader=n;const a=this.keyLoaderInfo[s]={decryptdata:e,keyLoadPromise:null,loader:n};return a.keyLoadPromise=new Promise((e,i)=>{const l={type:g.KEY,keyInfo:a,frag:t,responseType:"arraybuffer",url:s},h=r.keyLoadPolicy.default,d={loadPolicy:h,timeout:h.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},u={onSuccess:(t,s,r,n)=>{const{frag:a,keyInfo:l,url:h}=r;if(!a.decryptdata||l!==this.keyLoaderInfo[h])return i(Zh(a,o.KEY_LOAD_ERROR,new Error("after key load, decryptdata unset or changed"),n));l.decryptdata.key=a.decryptdata.key=new Uint8Array(t.data),a.keyLoader=l.loader=l.keyLoadPromise=null,e({frag:a,keyInfo:l})},onError:(e,r,n,a)=>{this.resetLoader(r),i(Zh(t,o.KEY_LOAD_ERROR,new Error(`HTTP Error ${e.code} loading key ${e.text}`),n,P({url:s,data:void 0},e)))},onTimeout:(e,s,r)=>{this.resetLoader(s),i(Zh(t,o.KEY_LOAD_TIMEOUT,new Error("key loading timed out"),r))},onAbort:(e,s,r)=>{this.resetLoader(s),i(Zh(t,o.INTERNAL_ABORTED,new Error("key loading aborted"),r))}};n.load(l,d,u)})}resetLoader(t){const{frag:e,keyInfo:s,url:i}=t,r=s.loader;e.keyLoader===r&&(e.keyLoader=s.loader=s.keyLoadPromise=null),delete this.keyLoaderInfo[i],r&&r.destroy()}}function Zh(t,e=o.KEY_LOAD_ERROR,s,i,r){return new Ps({type:a.NETWORK_ERROR,details:e,fatal:!1,frag:t,response:r,error:s,networkDetails:i||null})}function Jh(t){const{type:e}=t;switch(e){case g.AUDIO_TRACK:return m.AUDIO;case g.SUBTITLE_TRACK:return m.SUBTITLE;default:return m.MAIN}}function td(t,e){let s=t.url;return void 0!==s&&0!==s.indexOf("data:")||(s=e.url),s}class ed{constructor(t){this.hls=void 0,this.loaders=Object.create(null),this.variableList=null,this.onManifestLoaded=this.checkAutostartLoad,this.hls=t,this.registerListeners()}startLoad(t){}stopLoad(){this.destroyInternalLoaders()}registerListeners(){const{hls:t}=this;t.on(l.MANIFEST_LOADING,this.onManifestLoading,this),t.on(l.LEVEL_LOADING,this.onLevelLoading,this),t.on(l.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.on(l.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this),t.on(l.LEVELS_UPDATED,this.onLevelsUpdated,this)}unregisterListeners(){const{hls:t}=this;t.off(l.MANIFEST_LOADING,this.onManifestLoading,this),t.off(l.LEVEL_LOADING,this.onLevelLoading,this),t.off(l.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(l.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this),t.off(l.LEVELS_UPDATED,this.onLevelsUpdated,this)}createInternalLoader(t){const e=this.hls.config,s=e.pLoader,i=e.loader,r=new(s||i)(e);return this.loaders[t.type]=r,r}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:g.MANIFEST,url:s,deliveryDirectives:null,levelOrTrack:null})}onLevelLoading(t,e){const{id:s,level:i,pathwayId:r,url:n,deliveryDirectives:a,levelInfo:o}=e;this.load({id:s,level:i,pathwayId:r,responseType:"text",type:g.LEVEL,url:n,deliveryDirectives:a,levelOrTrack:o})}onAudioTrackLoading(t,e){const{id:s,groupId:i,url:r,deliveryDirectives:n,track:a}=e;this.load({id:s,groupId:i,level:null,responseType:"text",type:g.AUDIO_TRACK,url:r,deliveryDirectives:n,levelOrTrack:a})}onSubtitleTrackLoading(t,e){const{id:s,groupId:i,url:r,deliveryDirectives:n,track:a}=e;this.load({id:s,groupId:i,level:null,responseType:"text",type:g.SUBTITLE_TRACK,url:r,deliveryDirectives:n,levelOrTrack:a})}onLevelsUpdated(t,e){const s=this.loaders[g.LEVEL];if(s){const t=s.context;t&&!e.levels.some(e=>e===t.levelOrTrack)&&(s.abort(),delete this.loaders[g.LEVEL])}}load(t){var e;const s=this.hls.config;let r,n=this.getInternalLoader(t);if(n){const e=this.hls.logger,s=n.context;if((null==s?void 0:s.levelOrTrack)===t.levelOrTrack&&(s.url===t.url||s.deliveryDirectives&&!t.deliveryDirectives))return void(s.url===t.url?e.log(`[playlist-loader]: ignore ${t.url} ongoing request`):e.log(`[playlist-loader]: ignore ${t.url} in favor of ${s.url}`));e.log(`[playlist-loader]: aborting previous loader for type: ${t.type}`),n.abort()}if(r=t.type===g.MANIFEST?s.manifestLoadPolicy.default:k({},s.playlistLoadPolicy.default,{timeoutRetry:null,errorRetry:null}),n=this.createInternalLoader(t),i(null==(e=t.deliveryDirectives)?void 0:e.part)){let e;if(t.type===g.LEVEL&&null!==t.level?e=this.hls.levels[t.level].details:t.type===g.AUDIO_TRACK&&null!==t.id?e=this.hls.audioTracks[t.id].details:t.type===g.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);r=k({},r,{maxTimeToFirstByteMs:Math.min(e,r.maxTimeToFirstByteMs),maxLoadTimeMs:Math.min(e,r.maxTimeToFirstByteMs)})}}}const a=r.errorRetry||r.timeoutRetry||{},o={loadPolicy:r,timeout:r.maxLoadTimeMs,maxRetry:a.maxNumRetry||0,retryDelay:a.retryDelayMs||0,maxRetryDelay:a.maxRetryDelayMs||0},l={onSuccess:(t,e,s,i)=>{const r=this.getInternalLoader(s);this.resetInternalLoader(s.type);const n=t.data;e.parsing.start=performance.now(),vi.isMediaPlaylist(n)||s.type!==g.MANIFEST?this.handleTrackOrLevelPlaylist(t,e,s,i||null,r):this.handleMasterPlaylist(t,e,s,i)},onError:(t,e,s,i)=>{this.handleNetworkError(e,s,!1,t,i)},onTimeout:(t,e,s)=>{this.handleNetworkError(e,s,!0,void 0,t)}};n.load(t,o,l)}

1return void h.trigger(l.ERROR,{type:a.NETWORK_ERROR,details:o.LEVEL_EMPTY_ERROR,fatal:!1,url:y,error:n,reason:n.message,response:e,context:i,level:T,parent:E,networkDetails:r,stats:s})}switch(t.live&&n&&(n.getCacheAge&&(t.ageHeader=n.getCacheAge()||0),n.getCacheAge&&!isNaN(t.ageHeader)||(t.ageHeader=0)),d){case g.MANIFEST:case g.LEVEL:if(T)if(c){if(c!==h.levels[T]){const t=h.levels.indexOf(c);t>-1&&(T=t)}}else T=0;h.trigger(l.LEVEL_LOADED,{details:t,levelInfo:c||h.levels[0],level:T||0,id:f||0,stats:s,networkDetails:r,deliveryDirectives:v,withoutMultiVariant:d===g.MANIFEST,context:i});break;case g.AUDIO_TRACK:h.trigger(l.AUDIO_TRACK_LOADED,{details:t,track:c,id:f||0,groupId:p||"",stats:s,networkDetails:r,deliveryDirectives:v,context:i});break;case g.SUBTITLE_TRACK:h.trigger(l.SUBTITLE_TRACK_LOADED,{details:t,track:c,id:f||0,groupId:p||"",stats:s,networkDetails:r,deliveryDirectives:v,context:i})}}}class sd{static get version(){return mr}static isMSESupported(){return Ol()}static isSupported(){return xl()}static getMediaSource(){return X()}static get Events(){return l}static get MetadataSchema(){return Rr}static get ErrorTypes(){return a}static get ErrorDetails(){return o}static get DefaultConfig(){return sd.defaultConfig?sd.defaultConfig:Vh}static set DefaultConfig(t){sd.defaultConfig=t}constructor(t={}){this.config=void 0,this.userConfig=void 0,this.logger=void 0,this._url=null,this.streamController=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new gr,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.audioStreamController=void 0,this.subtititleStreamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.interstitialsController=void 0,this.iframeC

1ontroller=u?new u(this,sd):void 0,w.push(f);const F=f.onErrorOut;"function"===typeof F&&this.on(l.ERROR,F,f),this.on(l.MANIFEST_LOADED,L.onManifestLoaded,L)}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(this.logger.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===l.ERROR;this.trigger(l.ERROR,{type:a.OTHER_ERROR,details:o.INTERNAL_EXCEPTION,fatal:e,event:t,error:s}),this.triggeringException=!1}}return!1}listenerCount(t){return this._emitter.listenerCount(t)}destroy(){this.logger.log("destroy"),this.trigger(l.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,this.iframeController=void 0;const t=this.config;t.xhrSetup=t.fetchSetup=void 0,this.userConfig=null}attachMedia(t){if(!t||"media"in t&&!t.media){const e=new Error(`attachMedia failed: invalid argument (${t})`);return void this.trigger(l.ERROR,{type:a.OTHER_ERROR,details:o.ATTACH_MEDIA_ERROR,fatal:!0,error:e})}this.logger.log("attachMedia"),this._media&&(this.logger.warn("media must be detached before attaching"),this.detachMedia());const e="media"in t,s=e?t.media:t,i=e?t:{media:s};this._media=s,this.trigger(l.MEDIA_ATTACHING,i)}detachMedia(){this.logger.log("detachMedia");const t={};this.trigger(l.MEDIA_DETACHING,t),this._media=null,this.trigger(l.MEDIA_DETACHED,t)}transferMedia(){var t;this._media=null;const e=(null==(t=this.bufferController)?void 0:t.transferMedia())||null,s={transferMedia:e};return this.trigger(l.MEDIA_DETACHING,s),this.trigger(l.MEDIA_DETACHED,s),e}loadSource(t){var e;this.stopLoad();const s=this.media,i=this._url,r=this._url=c.buildAbsoluteURL(self.location.href,t,{alwaysNormalize:!0});this._autoLevelCapping=-1,this._maxHdcpLevel=null,this.logger.log(`loadSource:${r}`),s&&i&&(i!==r||null!=(e=this.bufferController)&&e.hasSourceTypes())&&(this.detachMedia(),this.attachMedia(s)),this.trigger(l.MANIFEST_LOADING,{url:t})}get url(){return this._url}get hasEnoughToStart(){return this.streamController.hasEnoughToStart}get startPosition(){return this.streamController.startPositionValue}startLoad(t=-1,e){this.logger.log(`startLoad(${t+(e?", <skip seek to start>":"")})`),this.started=!0,this.resumeBuffering();for(let s=0;s<this.networkControllers.length&&(this.networkControllers[s].startLoad(t,e),this.started&&this.networkControllers);s++);}stopLoad(){this.logger.log("stopLoad"),this.started=!1;for(let t=0;t<this.networkControllers.length&&(this.networkControllers[t].stopLoad(),!this.started&&this.networkControllers);t++);}get loadingEnabled(){return this.started&&this.streamController.state!==Xi}get bufferingEnabled(){return this.streamController.bufferingEnabled}resumeBuffering(){this.bufferingEnabled||(this.logger.log("resume buffering"),this.networkControllers.forEach(t=>{t.resumeBuffering&&t.resumeBuffering()}))}pauseBuffering(){this.bufferingEnabled&&(this.logger.log("pause buffering"),this.networkControllers.forEach(t=>{t.pauseBuffering&&t.pauseBuffering()}))}get inFlightFragments(){const t={[m.MAIN]:this.streamController.inFlightFrag};return this.audioStreamController&&(t[m.AUDIO]=this.audioStreamController.inFlightFrag),this.subtititleStreamController&&(t[m.SUBTITLE]=this.subtititleStreamController.inFlightFrag),t}swapAudioCodec(){this.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()}recoverMediaError(){this.logger.log("recoverMediaError");const t=this._media,e=this.started,s=null==t?void 0:t.currentTime;this.detachMedia(),t&&(this.attachMedia(t),e&&(s?this.startLoad(s):this.config.autoStartLoad||this.startLoad()))}removeLevel(t){this.levelController.removeLevel(t)}get sessionId(){let t=this._sessionId;return t||(t=this._sessionId=st()),t}get levels(){const t=this.levelController.levels;return t||[]}get latestLevelDetails(){return this.streamController.getLevelDetails()||null}get loadLevelObj(){return this.levelController.loadLevelObj}get currentLevel(){return this.streamController.currentLevel}set currentLevel(t){this.logger.log(`set currentLevel:${t}`),this.levelController.manualLevel=t,this.streamController.immediateLevelSwitch()}get nextLevel(){return this.streamController.nextLevel}set nextLevel(t){this.logger.log(`set nextLevel:${t}`),this.levelController.manualLevel=t,this.streamController.nextLevelSwitch()}get loadLevel(){return this.levelController.level}set loadLevel(t){this.logger.log(`set loadLevel:${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){this.logger.log(`set firstLevel:${t}`),this.levelController.firstLevel=t}get startLevel(){const t=this.levelController.startLevel;return-1===t&&this.abrController.forcedAutoLevel>-1?this.abrController.forcedAutoLevel:t}set startLevel(t){this.logger.log(`set startLevel:${t}`),-1!==t&&(t=Math.max(t,this.minAutoLevel)),this.levelController.startLevel=t}get capLevelToPlayerSize(){return this.config.capLevelToPlayerSize}set capLevelToPlayerSize(t){const e=this.capLevelController,s=!!t;e&&s!==this.config.capLevelToPlayerSize&&(s?e.startCapping():(e.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=s)}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 abrEwmaDefaultEstimate(){const{bwEstimator:t}=this.abrController;return t?t.defaultEstimate:NaN}get ttfbEstimate(){const{bwEstimator:t}=this.abrController;return t?t.getEstimateTTFB():NaN}set autoLevelCapping(t){this._autoLevelCapping!==t&&(this.logger.log(`set autoLevelCapping:${t}`),this._autoLevelCapping=t,this.levelController.checkMaxAutoUpdated())}get maxHdcpLevel(){return this._maxHdcpLevel}set maxHdcpLevel(t){(function(t){return we.indexOf(t)>-1})(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()}get audioForwardBufferInfo(){var t;return(null==(t=this.audioStreamController)?void 0:t.getFwdBufferInfo())||null}get maxBufferLength(){return this.streamController.maxBufferLength}setAudioOption(t){var e;return(null==(e=this.audioTrackController)?void 0:e.setAudioOption(t))||null}setSubtitleOption(t){var e;return(null==(e=this.subtitleTrackController)?void 0: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 nextAudioTrack(){var t,e;return null!=(t=null==(e=this.audioStreamController)?void 0:e.nextAudioTrack)?t:-1}set nextAudioTrack(t){const{audioTrackController:e}=this;e&&(e.nextAudioTrack=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(){var t,e;return null!=(t=null==(e=this.latencyController)?void 0:e.liveSyncPosition)?t:null}get latency(){var t;return(null==(t=this.latencyController)?void 0:t.latency)||0}get maxLatency(){var t;return(null==(t=this.latencyController)?void 0:t.maxLatency)||0}get targetLatency(){var t;return(null==(t=this.latencyController)?void 0:t.targetLatency)||null}set targetLatency(t){this.latencyController&&(this.latencyController.targetLatency=t)}get drift(){var t;return(null==(t=this.latencyController)?void 0:t.drift)||null}get forceStartLoad(){return this.streamController.forceStartLoad}get pathways(){return this.levelController.pathways}get pathwayPriority(){return this.levelController.pathwayPriority}set pathwayPriority(t){this.levelController.pathwayPriority=t}get bufferedToEnd(){var t;return!(null==(t=this.bufferController)||!t.bufferedToEnd)}get interstitialsManager(){return this.interstitialsController?this.interstitialsController.interstitialsManager:null}get iframeVariants(){const t=this.levelController.iframeVariants;return t||[]}