mira-app-server/web/assets/js/VideoPreview-CeSO8gVZ.js

Mira Server - standalone server application using mira-app-core

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a.MEDIA_ATTACHING="hlsMediaAttaching",a.MEDIA_ATTACHED="hlsMediaAttached",a.MEDIA_DETACHING="hlsMediaDetaching",a.MEDIA_DETACHED="hlsMediaDetached",a.MEDIA_ENDED="hlsMediaEnded",a.STALL_RESOLVED="hlsStallResolved",a.BUFFER_RESET="hlsBufferReset",a.BUFFER_CODECS="hlsBufferCodecs",a.BUFFER_CREATED="hlsBufferCreated",a.BUFFER_APPENDING="hlsBufferAppending",a.BUFFER_APPENDED="hlsBufferAppended",a.BUFFER_EOS="hlsBufferEos",a.BUFFERED_TO_END="hlsBufferedToEnd",a.BUFFER_FLUSHING="hlsBufferFlushing",a.BUFFER_FLUSHED="hlsBufferFlushed",a.MANIFEST_LOADING="hlsManifestLoading",a.MANIFEST_LOADED="hlsManifestLoaded",a.MANIFEST_PARSED="hlsManifestParsed",a.LEVEL_SWITCHING="hlsLevelSwitching",a.LEVEL_SWITCHED="hlsLevelSwitched",a.LEVEL_LOADING="hlsLevelLoading",a.LEVEL_LOADED="hlsLevelLoaded",a.LEVEL_UPDATED="hlsLevelUpdated",a.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",a.LEVELS_UPDATED="hlsLevelsUpdated",a.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",a.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",a.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",a.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",a.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",a.AUDIO_TRACK_UPDATED="hlsAudioTrackUpdated",a.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",a.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",a.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",a.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",a.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",a.SUBTITLE_TRACK_UPDATED="hlsSubtitleTrackUpdated",a.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",a.CUES_PARSED="hlsCuesParsed",a.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",a.INIT_PTS_FOUND="hlsInitPtsFound",a.FRAG_LOADING="hlsFragLoading",a.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",a.FRAG_LOADED="hlsFragLoaded",a.FRAG_DECRYPTED="hlsFragDecrypted",a.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",a.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",a.FRAG_PARSING_METADATA="hlsFragParsingMetadata",a.FRAG_PARSED="hlsFragParsed",a.FRAG_BUFFERED="hlsFragBuffered",a.FRAG_CHANGED="hlsFragChanged",a.FPS_DROP="hlsFpsDrop",a.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",a.MAX_AUTO_LEVEL_UPDATED="hlsMaxAutoLevelUpdated",a.ERROR="hlsError",a.DESTROYING="hlsDestroying",a.KEY_LOADING="hlsKeyLoading",a.KEY_LOADED="hlsKeyLoaded",a.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",a.BACK_BUFFER_REACHED="hlsBackBufferReached",a.STEERING_MANIFEST_LOADED="hlsSteeringManifestLoaded",a.ASSET_LIST_LOADING="hlsAssetListLoading",a.ASSET_LIST_LOADED="hlsAssetListLoaded",a.INTERSTITIALS_UPDATED="hlsInterstitialsUpdated",a.INTERSTITIALS_BUFFERED_TO_BOUNDARY="hlsInterstitialsBufferedToBoundary",a.INTERSTITIAL_ASSET_PLAYER_CREATED="hlsInterstitialAssetPlayerCreated",a.INTERSTITIAL_STARTED="hlsInterstitialStarted",a.INTERSTITIAL_ASSET_STARTED="hlsInterstitialAssetStarted",a.INTERSTITIAL_ASSET_ENDED="hlsInterstitialAssetEnded",a.INTERSTITIAL_ASSET_ERROR="hlsInterstitialAssetError",a.INTERSTITIAL_ENDED="hlsInterstitialEnded",a.INTERSTITIALS_PRIMARY_RESUMED="hlsInterstitialsPrimaryResumed",a.PLAYOUT_LIMIT_REACHED="hlsPlayoutLimitReached",a.EVENT_CUE_ENTER="hlsEventCueEnter",a})({});var J={MANIFEST:"manifest",LEVEL:"level",AUDIO_TRACK:"audioTrack",SUBTITLE_TRACK:"subtitleTrack"},$={MAIN:"main",AUDIO:"audio",SUBTITLE:"subtitle"};class mt{constructor(e,t=0,s=0){this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=e,this.alpha_=e?Math.exp(Math.log(.5)/e):0,this.estimate_=t,this.totalWeight_=s}sample(e,t){const s=Math.pow(this.alpha_,e);this.estimate_=t*(1-s)+s*this.estimate_,this.totalWeight_+=e}getTotalWeight(){return this.totalWeight_}getEstimate(){if(this.alpha_){const e=1-Math.pow(this.alpha_,this.totalWeight_);if(e)return this.estimate_/e}return this.estimate_}}class Io{constructor(e,t,s,i=100){this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultTTFB_=void 0,this.ttfb_=void 0,this.defaultEstimate_=s,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new mt(e),this.fast_=new mt(t),this.defaultTTFB_=i,this.ttfb_=new 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elementaryStreams(){return this._streams===null&&(this._streams={[ae.AUDIO]:null,[ae.VIDEO]:null,[ae.AUDIOVIDEO]:null}),this._streams}set elementaryStreams(e){this._streams=e}get hasStats(){return this._stats!==null}get hasStreams(){return this._streams!==null}get stats(){return this._stats===null&&(this._stats=new Ri),this._stats}set stats(e){this._stats=e}get url(){return!this._url&&this.baseurl&&this.relurl&&(this._url=bi.buildAbsoluteURL(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""}set url(e){this._url=e}clearElementaryStreamInfo(){const{elementaryStreams:e}=this;e[ae.AUDIO]=null,e[ae.VIDEO]=null,e[ae.AUDIOVIDEO]=null}}function ue(a){return a.sn!=="initSegment"}class Os extends In{constructor(e,t){super(t),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=e}get byteLength(){if(this.hasStats){const e=this.stats.total;if(e)return e}if(this.byteRange.length){const e=this.byteRange[0],t=this.byteRange[1];if(N(e)&&N(t))return t-e}return null}get bitrate(){return this.byteLength?this.byteLength*8/this.duration:this._bitrate?this._bitrate:null}set bitrate(e){this._bitrate=e}get decryptdata(){var e;const{levelkeys:t}=this;if(!t||t.NONE)return null;if(t.identity)this._decryptdata||(this._decryptdata=t.identity.getDecryptData(this.sn));else if(!((e=this._decryptdata)!=null&&e.keyId)){const s=Object.keys(t);if(s.length===1){const 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t=0;t<e.length;t++){const s=e[t].split(".");s.length>2&&s[0]==="avc1"&&(e[t]=`avc1.${parseInt(s[1]).toString(16)}${("000"+parseInt(s[2]).toString(16)).slice(-4)}`)}return e.join(",")}function tl(a){if(a.startsWith("av01.")){const e=a.split("."),t=["0","111","01","01","01","0"];for(let s=e.length;s>4&&s<10;s++)e[s]=t[s-4];return e.join(".")}return a}function dr(a){const e=rt(a)||{isTypeSupported:()=>!1};return{mpeg:e.isTypeSupported("audio/mpeg"),mp3:e.isTypeSupported('audio/mp4; codecs="mp3"'),ac3:e.isTypeSupported('audio/mp4; codecs="ac-3"')}}function ai(a){return a.replace(/^.+codecs=["']?([^"']+).*$/,"$1")}const sl={supported:!0,powerEfficient:!0,smooth:!0},il={supported:!1,smooth:!1,powerEfficient:!1},On={supported:!0,configurations:[],decodingInfoResults:[sl]};function Fn(a,e){return{supported:!1,configurations:e,decodingInfoResults:[il],error:a}}function rl(a,e,t,s,i,r){const n=a.videoCodec,o=a.audioCodec?a.audioGroups:null,c=r?.audioCodec,l=r?.channels,d=l?parseInt(l):c?1/0:2;let u=null;if(o!=null&&o.length)try{o.length===1&&o[0]?u=e.groups[o[0]].channels:u=o.reduce((h,f)=>{if(f){const g=e.groups[f];if(!g)throw new Error(`Audio track group ${f} not found`);Object.keys(g.channels).forEach(y=>{h[y]=(h[y]||0)+g.channels[y]})}return h},{2:0})}catch{return!0}return n!==void 0&&(n.split(",").some(h=>_s(h))||a.width>1920&&a.height>1088||a.height>1920&&a.width>1088||a.frameRate>Math.max(s,30)||a.videoRange!=="SDR"&&a.videoRange!==t||a.bitrate>Math.max(i,8e6))||!!u&&N(d)&&Object.keys(u).some(h=>parseInt(h)>d)}function Mn(a,e,t,s={}){const i=a.videoCodec;if(!i&&!a.audioCodec||!t)return Promise.resolve(On);const r=[],n=nl(a),o=n.length,c=al(a,e,o>0),l=c.length;for(let d=o||1*l||1;d--;){const u={type:"media-source"};if(o&&(u.video=n[d%o]),l){u.audio=c[d%l];const h=u.audio.bitrate;u.video&&h&&(u.video.bitrate-=h)}r.push(u)}if(i){const d=navigator.userAgent;if(i.split(",").some(u=>_s(u))&&wn())return Promise.resolve(Fn(new Error(`Overriding Windows Firefox HEVC MediaCapabilities result based on user-agent string: (${d})`),r))}return Promise.all(r.map(d=>{const u=ll(d);return s[u]||(s[u]=t.decodingInfo(d))})).then(d=>({supported:!d.some(u=>!u.supported),configurations:r,decodingInfoResults:d})).catch(d=>({supported:!1,configurations:r,decodingInfoResults:[],error:d}))}function nl(a){var e;const t=(e=a.videoCodec)==null?void 0:e.split(","),s=Nn(a),i=a.width||640,r=a.height||480,n=a.frameRate||30,o=a.videoRange.toLowerCase();return t?t.map(c=>{const l={contentType:Bt(tl(c),"video"),width:i,height:r,bitrate:s,framerate:n};return o!=="sdr"&&(l.transferFunction=o),l}):[]}function al(a,e,t){var s;const i=(s=a.audioCodec)==null?void 0:s.split(","),r=Nn(a);return i&&a.audioGroups?a.audioGroups.reduce((n,o)=>{var c;const l=o?(c=e.groups[o])==null?void 0:c.tracks:null;return l?l.reduce((d,u)=>{if(u.groupId===o){const h=parseFloat(u.channels||"");i.forEach(f=>{const g={contentType:Bt(f,"audio"),bitrate:t?ol(f,r):r};h&&(g.channels=""+h),d.push(g)})}return d},n):n},[]):[]}function ol(a,e){if(e<=1)return 1;let t=128e3;return a==="ec-3"?t=768e3:a==="ac-3"&&(t=64e4),Math.min(e/2,t)}function Nn(a){return Math.ceil(Math.max(a.bitrate*.9,a.averageBitrate)/1e3)*1e3||1}function ll(a){let e="";const{audio:t,video:s}=a;if(s){const i=ai(s.contentType);e+=`${i}_r${s.height}x${s.width}f${Math.ceil(s.framerate)}${s.transferFunction||"sd"}_${Math.ceil(s.bitrate/1e5)}`}if(t){const i=ai(t.contentType);e+=`${s?"_":""}${i}_c${t.channels}`}return e}const oi=["NONE","TYPE-0","TYPE-1",null];function cl(a){return oi.indexOf(a)>-1}const ys=["SDR","PQ","HLG"];function dl(a){return!!a&&ys.indexOf(a)>-1}var ls={No:"",Yes:"YES",v2:"v2"};function ur(a){const{canSkipUntil:e,canSkipDateRanges:t,age:s}=a,i=s<e/2;return e&&i?t?ls.v2:ls.Yes:ls.No}class hr{constructor(e,t,s){this.msn=void 0,this.part=void 0,this.skip=void 0,this.msn=e,this.part=t,this.skip=s}addDirectives(e){const t=new self.URL(e);return this.msn!==void 0&&t.searchParams.set("_HLS_msn",this.msn.toString()),this.part!==void 0&&t.searchParams.set("_HLS_part",this.part.toString()),this.skip&&t.searchParams.set("_HLS_skip",this.skip),t.href}}class Ut{constructor(e){if(this._attrs=void 0,this.audioCodec=void 0,this.bitrate=void 0,this.codecSet=void 0,this.url=void 0,this.frameRate=void 0,this.height=void 0,this.id=void 0,this.name=void 0,this.supplemental=void 0,this.videoCodec=void 0,this.width=void 0,this.details=void 0,this.fragmentError=0,this.loadError=0,this.loaded=void 0,this.realBitrate=0,this.supportedPromise=void 0,this.supportedResult=void 0,this._avgBitrate=0,this._audioGroups=void 0,this._subtitleGroups=void 0,this._urlId=0,this.url=[e.url],this._attrs=[e.attrs],this.bitrate=e.bitrate,e.details&&(this.details=e.details),this.id=e.id||0,this.name=e.name,this.width=e.width||0,this.height=e.height||0,this.frameRate=e.attrs.optionalFloat("FRAME-RATE",0),this._avgBitrate=e.attrs.decimalInteger("AVERAGE-BANDWIDTH"),this.audioCodec=e.audioCodec,this.videoCodec=e.videoCodec,this.codecSet=[e.videoCodec,e.audioCodec].filter(s=>!!s).map(s=>s.substring(0,4)).join(","),"supplemental"in e){var t;this.supplemental=e.supplemental;const s=(t=e.supplemental)==null?void 0:t.videoCodec;s&&s!==e.videoCodec&&(this.codecSet+=`,${s.substring(0,4)}`)}this.addGroupId("audio",e.attrs.AUDIO),this.addGroupId("text",e.attrs.SUBTITLES)}get maxBitrate(){return Math.max(this.realBitrate,this.bitrate)}get averageBitrate(){return this._avgBitrate||this.realBitrate||this.bitrate}get attrs(){return this._attrs[0]}get codecs(){return this.attrs.CODECS||""}get pathwayId(){return this.attrs["PATHWAY-ID"]||"."}get videoRange(){return this.attrs["VIDEO-RANGE"]||"SDR"}get score(){return this.attrs.optionalFloat("SCORE",0)}get uri(){return this.url[0]||""}hasAudioGroup(e){return fr(this._audioGroups,e)}hasSubtitleGroup(e){return fr(this._subtitleGroups,e)}get audioGroups(){return this._audioGroups}get subtitleGroups(){return this._subtitleGroups}addGroupId(e,t){if(t){if(e==="audio"){let s=this._audioGroups;s||(s=this._audioGroups=[]),s.indexOf(t)===-1&&s.push(t)}else if(e==="text"){let s=this._subtitleGroups;s||(s=this._subtitleGroups=[]),s.indexOf(t)===-1&&s.push(t)}}}get urlId(){return 0}set urlId(e){}get audioGroupIds(){return this.audioGroups?[this.audioGroupId]:void 0}get textGroupIds(){return this.subtitleGroups?[this.textGroupId]:void 0}get audioGroupId(){var e;return(e=this.audioGroups)==null?void 0:e[0]}get textGroupId(){var e;return(e=this.subtitleGroups)==null?void 0:e[0]}addFallback(){}}function fr(a,e){return!e||!a?!1:a.indexOf(e)!==-1}function ul(){if(typeof matchMedia=="function"){const a=matchMedia("(dynamic-range: high)"),e=matchMedia("bad query");if(a.media!==e.media)return a.matches===!0}return!1}function hl(a,e){let t=!1,s=[];if(a&&(t=a!=="SDR",s=[a]),e){s=e.allowedVideoRanges||ys.slice(0);const i=s.join("")!=="SDR"&&!e.videoCodec;t=e.preferHDR!==void 0?e.preferHDR:i&&ul(),t||(s=["SDR"])}return{preferHDR:t,allowedVideoRanges:s}}const fl=a=>{const e=new WeakSet;return(t,s)=>{if(a&&(s=a(t,s)),typeof s=="object"&&s!==null){if(e.has(s))return;e.add(s)}return s}},oe=(a,e)=>JSON.stringify(a,fl(e));function gl(a,e,t,s,i){const r=Object.keys(a),n=s?.channels,o=s?.audioCodec,c=i?.videoCodec,l=n&&parseInt(n)===2;let d=!1,u=!1,h=1/0,f=1/0,g=1/0,y=1/0,p=0,E=[];const{preferHDR:T,allowedVideoRanges:v}=hl(e,i);for(let _=r.length;_--;){const A=a[r[_]];d||(d=A.channels[2]>0),h=Math.min(h,A.minHeight),f=Math.min(f,A.minFramerate),g=Math.min(g,A.minBitrate),v.filter(C=>A.videoRanges[C]>0).length>0&&(u=!0)}h=N(h)?h:0,f=N(f)?f:0;const S=Math.max(1080,h),x=Math.max(30,f);g=N(g)?g:t,t=Math.max(g,t),u||(e=void 0);const D=r.length>1;return{codecSet:r.reduce((_,A)=>{const L=a[A];if(A===_)return _;if(E=u?v.filter(C=>L.videoRanges[C]>0):[],D){if(L.minBitrate>t)return $e(A,`min bitrate of ${L.minBitrate} > current estimate of ${t}`),_;if(!L.hasDefaultAudio)return $e(A,"no renditions with default or auto-select sound found"),_;if(o&&A.indexOf(o.substring(0,4))%5!==0)return $e(A,`audio codec preference "${o}" not found`),_;if(n&&!l){if(!L.channels[n])return $e(A,`no renditions with ${n} channel sound found (channels options: ${Object.keys(L.channels)})`),_}else if((!o||l)&&d&&L.channels[2]===0)return $e(A,"no renditions with stereo sound found"),_;if(L.minHeight>S)return $e(A,`min resolution of ${L.minHeight} > maximum of ${S}`),_;if(L.minFramerate>x)return $e(A,`min framerate of ${L.minFramerate} > maximum of ${x}`),_;if(!E.some(C=>L.videoRanges[C]>0))return $e(A,`no variants with VIDEO-RANGE of ${oe(E)} found`),_;if(c&&A.indexOf(c.substring(0,4))%5!==0)return $e(A,`video codec preference "${c}" not found`),_;if(L.maxScore<p)return $e(A,`max score of ${L.maxScore} < selected max of ${p}`),_}return _&&(ms(A)>=ms(_)||L.fragmentError>a[_].fragmentError)?_:(y=L.minIndex,p=L.maxScore,A)},void 0),videoRanges:E,preferHDR:T,minFramerate:f,minBitrate:g,minIndex:y}}function $e(a,e){re.log(`[abr] start candidates with "${a}" ignored because ${e}`)}function Bn(a){return a.reduce((e,t)=>{let s=e.groups[t.groupId];s||(s=e.groups[t.groupId]={tracks:[],channels:{2:0},hasDefault:!1,hasAutoSelect:!1}),s.tracks.push(t);const i=t.channels||"2";return s.channels[i]=(s.channels[i]||0)+1,s.hasDefault=s.hasDefault||t.default,s.hasAutoSelect=s.hasAutoSelect||t.autoselect,s.hasDefault&&(e.hasDefaultAudio=!0),s.hasAutoSelect&&(e.hasAutoSelectAudio=!0),e},{hasDefaultAudio:!1,hasAutoSelectAudio:!1,groups:{}})}function ml(a,e,t,s){return a.slice(t,s+1).reduce((i,r,n)=>{if(!r.codecSet)return i;const o=r.audioGroups;let c=i[r.codecSet];c||(i[r.codecSet]=c={minBitrate:1/0,minHeight:1/0,minFramerate:1/0,minIndex:n,maxScore:0,videoRanges:{SDR:0},channels:{2:0},hasDefaultAudio:!o,fragmentError:0}),c.minBitrate=Math.min(c.minBitrate,r.bitrate);const l=Math.min(r.height,r.width);return c.minHeight=Math.min(c.minHeight,l),c.minFramerate=Math.min(c.minFramerate,r.frameRate),c.minIndex=Math.min(c.minIndex,n),c.maxScore=Math.max(c.maxScore,r.score),c.fragmentError+=r.fragmentError,c.videoRanges[r.videoRange]=(c.videoRanges[r.videoRange]||0)+1,o&&o.forEach(d=>{if(!d)return;const u=e.groups[d];u&&(c.hasDefaultAudio=c.hasDefaultAudio||e.hasDefaultAudio?u.hasDefault:u.hasAutoSelect||!e.hasDefaultAudio&&!e.hasAutoSelectAudio,Object.keys(u.channels).forEach(h=>{c.channels[h]=(c.channels[h]||0)+u.channels[h]}))}),i},{})}function gr(a){if(!a)return a;const{lang:e,assocLang:t,characteristics:s,channels:i,audioCodec:r}=a;return{lang:e,assocLang:t,characteristics:s,channels:i,audioCodec:r}}function Ye(a,e,t){if("attrs"in a){const s=e.indexOf(a);if(s!==-1)return s}for(let s=0;s<e.length;s++){const i=e[s];if(ht(a,i,t))return s}return-1}function ht(a,e,t){const{groupId:s,name:i,lang:r,assocLang:n,default:o}=a,c=a.forced;return(s===void 0||e.groupId===s)&&(i===void 0||e.name===i)&&(r===void 0||pl(r,e.lang))&&(r===void 0||e.assocLang===n)&&(o===void 0||e.default===o)&&(c===void 0||e.forced===c)&&(!("characteristics"in a)||yl(a.characteristics||"",e.characteristics))&&(t===void 0||t(a,e))}function pl(a,e="--"){return a.length===e.length?a===e:a.startsWith(e)||e.startsWith(a)}function yl(a,e=""){const t=a.split(","),s=e.split(",");return t.length===s.length&&!t.some(i=>s.indexOf(i)===-1)}function ut(a,e){const{audioCodec:t,channels:s}=a;return(t===void 0||(e.audioCodec||"").substring(0,4)===t.substring(0,4))&&(s===void 0||s===(e.channels||"2"))}function El(a,e,t,s,i){const r=e[s],o=e.reduce((h,f,g)=>{const y=f.uri;return(h[y]||(h[y]=[])).push(g),h},{})[r.uri];o.length>1&&(s=Math.max.apply(Math,o));const c=r.videoRange,l=r.frameRate,d=r.codecSet.substring(0,4),u=mr(e,s,h=>{if(h.videoRange!==c||h.frameRate!==l||h.codecSet.substring(0,4)!==d)return!1;const f=h.audioGroups,g=t.filter(y=>!f||f.indexOf(y.groupId)!==-1);return Ye(a,g,i)>-1});return u>-1?u:mr(e,s,h=>{const f=h.audioGroups,g=t.filter(y=>!f||f.indexOf(y.groupId)!==-1);return Ye(a,g,i)>-1})}function mr(a,e,t){for(let s=e;s>-1;s--)if(t(a[s]))return s;for(let s=e+1;s<a.length;s++)if(t(a[s]))return s;return-1}function Es(a,e){var t;return!!a&&a!==((t=e.loadLevelObj)==null?void 0:t.uri)}class Tl extends Fe{constructor(e){super("abr",e.logger),this.hls=void 0,this.lastLevelLoadSec=0,this.lastLoadedFragLevel=-1,this.firstSelection=-1,this._nextAutoLevel=-1,this.nextAutoLevelKey="",this.audioTracksByGroup=null,this.codecTiers=null,this.timer=-1,this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.rebufferNotice=-1,this.supportedCache={},this.bwEstimator=void 0,this._abandonRulesCheck=t=>{var s;const{fragCurrent:i,partCurrent:r,hls:n}=this,{autoLevelEnabled:o,media:c}=n;if(!i||!c)return;const l=performance.now(),d=r?r.stats:i.stats,u=r?r.duration:i.duration,h=l-d.loading.start,f=n.minAutoLevel,g=i.level,y=this._nextAutoLevel;if(d.aborted||d.loaded&&d.loaded===d.total||g<=f){this.clearTimer(),this._nextAutoLevel=-1;return}if(!o)return;const p=y>-1&&y!==g,E=!!t||p;if(!E&&(c.paused||!c.playbackRate||!c.readyState))return;const T=n.mainForwardBufferInfo;if(!E&&T===null)return;const v=this.bwEstimator.getEstimateTTFB(),S=Math.abs(c.playbackRate);if(h<=Math.max(v,1e3*(u/(S*2))))return;const x=T?T.len/S:0,D=d.loading.first?d.loading.first-d.loading.start:-1,I=d.loaded&&D>-1,_=this.getBwEstimate(),A=n.levels,L=A[g],C=Math.max(d.loaded,Math.round(u*(i.bitrate||L.averageBitrate)/8));let w=I?h-D:h;w<1&&I&&(w=Math.min(h,d.loaded*8/_));const U=I?d.loaded*1e3/w:0,K=v/1e3,G=U?(C-d.loaded)/U:C*8/_+K;if(G<=x)return;const O=U?U*8:_,V=((s=t?.details||this.hls.latestLevelDetails)==null?void 0:s.live)===!0,B=this.hls.config.abrBandWidthUpFactor;let H=Number.POSITIVE_INFINITY,j;for(j=g-1;j>f;j--){const se=A[j].maxBitrate,Q=!A[j].details||V;if(H=this.getTimeToLoadFrag(K,O,u*se,Q),H<Math.min(x,u+K))break}if(H>=G||H>u*10)return;I?this.bwEstimator.sample(h-Math.min(v,D),d.loaded):this.bwEstimator.sampleTTFB(h);const F=A[j].maxBitrate;this.getBwEstimate()*B>F&&this.resetEstimator(F);const M=this.findBestLevel(F,f,j,0,x,1,1);M>-1&&(j=M),this.warn(`Fragment ${i.sn}${r?" part "+r.index:""} of level ${g} is loading too slowly;
      Fragment duration: ${i.duration.toFixed(3)}
      Time to underbuffer: ${x.toFixed(3)} s
      Estimated load time for current fragment: ${G.toFixed(3)} s
      Estimated load time for down switch fragment: ${H.toFixed(3)} s
      TTFB estimate: ${D|0} ms
      Current BW estimate: ${N(_)?_|0:"Unknown"} bps
      New BW estimate: ${this.getBwEstimate()|0} bps
      Switching to level ${j} @ ${F|0} bps`),n.nextLoadLevel=n.nextAutoLevel=j,this.clearTimer();const X=()=>{if(this.clearTimer(),this.fragCurrent===i&&this.hls.loadLevel===j&&j>0){const se=this.getStarvationDelay();if(this.warn(`Aborting inflight request ${j>0?"and switching down":""}
      Fragment duration: ${i.duration.toFixed(3)} s
      Time to underbuffer: ${se.toFixed(3)} s`),i.abortRequests(),this.fragCurrent=this.partCurrent=null,j>f){let Q=this.findBestLevel(this.hls.levels[f].bitrate,f,j,0,se,1,1);Q===-1&&(Q=f),this.hls.nextLoadLevel=this.hls.nextAutoLevel=Q,this.resetEstimator(this.hls.levels[Q].bitrate)}}};p||G>H*2?X():this.timer=self.setInterval(X,H*1e3),n.trigger(m.FRAG_LOAD_EMERGENCY_ABORTED,{frag:i,part:r,stats:d})},this.hls=e,this.bwEstimator=this.initEstimator(),this.registerListeners()}resetEstimator(e){e&&(this.log(`setting initial bwe to ${e}`),this.hls.config.abrEwmaDefaultEstimate=e),this.firstSelection=-1,this.bwEstimator=this.initEstimator()}initEstimator(){const e=this.hls.config;return new Io(e.abrEwmaSlowVoD,e.abrEwmaFastVoD,e.abrEwmaDefaultEstimate)}registerListeners(){const{hls:e}=this;e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.FRAG_LOADING,this.onFragLoading,this),e.on(m.FRAG_LOADED,this.onFragLoaded,this),e.on(m.FRAG_BUFFERED,this.onFragBuffered,this),e.on(m.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(m.LEVEL_LOADED,this.onLevelLoaded,this),e.on(m.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(m.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),e.on(m.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e&&(e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.FRAG_LOADING,this.onFragLoadin