| 3 | class g extends p{constructor(){super(),this.buffer=""}push(e){let t;for(this.buffer+=e,t=this.buffer.indexOf("\n");t>-1;t=this.buffer.indexOf("\n"))this.trigger("data",this.buffer.substring(0,t)),this.buffer=this.buffer.substring(t+1)}}const f=String.fromCharCode(9),y=function(e){const t=/([0-9.]*)?@?([0-9.]*)?/.exec(e||""),i={};return t[1]&&(i.length=parseInt(t[1],10)),t[2]&&(i.offset=parseInt(t[2],10)),i},_=function(e){const t={};if(!e)return t;const i=e.split(new RegExp('(?:^|,)((?:[^=]*)=(?:"[^"]*"|[^,]*))'));let s,n=i.length;for(;n--;)""!==i[n]&&(s=/([^=]*)=(.*)/.exec(i[n]).slice(1),s[0]=s[0].replace(/^\s+|\s+$/g,""),s[1]=s[1].replace(/^\s+|\s+$/g,""),s[1]=s[1].replace(/^['"](.*)['"]$/g,"$1"),t[s[0]]=s[1]);return t};class T extends p{constructor(){super(),this.customParsers=[],this.tagMappers=[]}push(e){let t,i;0!==(e=e.trim()).length&&("#"===e[0]?this.tagMappers.reduce(((t,i)=>{const s=i(e);return s===e?t:t.concat([s])}),[e]).forEach((e=>{for(let t=0;t<this.customParsers.length;t++)if(this.customParsers[t].call(this,e))return;if(0===e.indexOf("#EXT"))if(e=e.replace("\r",""),t=/^#EXTM3U/.exec(e),t)this.trigger("data",{type:"tag",tagType:"m3u"});else{if(t=/^#EXTINF:([0-9\.]*)?,?(.*)?$/.exec(e),t)return i={type:"tag",tagType:"inf"},t[1]&&(i.duration=parseFloat(t[1])),t[2]&&(i.title=t[2]),void this.trigger("data",i);if(t=/^#EXT-X-TARGETDURATION:([0-9.]*)?/.exec(e),t)return i={type:"tag",tagType:"targetduration"},t[1]&&(i.duration=parseInt(t[1],10)),void this.trigger("data",i);if(t=/^#EXT-X-VERSION:([0-9.]*)?/.exec(e),t)return i={type:"tag",tagType:"version"},t[1]&&(i.version=parseInt(t[1],10)),void this.trigger("data",i);if(t=/^#EXT-X-MEDIA-SEQUENCE:(\-?[0-9.]*)?/.exec(e),t)return i={type:"tag",tagType:"media-sequence"},t[1]&&(i.number=parseInt(t[1],10)),void this.trigger("data",i);if(t=/^#EXT-X-DISCONTINUITY-SEQUENCE:(\-?[0-9.]*)?/.exec(e),t)return i={type:"tag",tagType:"discontinuity-sequence"},t[1]&&(i.number=parseInt(t[1],10)),void this.trigger("data",i);if(t=/^#EXT-X-PLAYLIST-TYPE:(.*)?$/.exec(e),t)return i={type:"tag",tagType:"playlist-type"},t[1]&&(i.playlistType=t[1]),void this.trigger("data",i);if(t=/^#EXT-X-BYTERANGE:(.*)?$/.exec(e),t)return i=a(y(t[1]),{type:"tag",tagType:"byterange"}),void this.trigger("data",i);if(t=/^#EXT-X-ALLOW-CACHE:(YES|NO)?/.exec(e),t)return i={type:"tag",tagType:"allow-cache"},t[1]&&(i.allowed=!/NO/.test(t[1])),void this.trigger("data",i);if(t=/^#EXT-X-MAP:(.*)$/.exec(e),t){if(i={type:"tag",tagType:"map"},t[1]){const e=_(t[1]);e.URI&&(i.uri=e.URI),e.BYTERANGE&&(i.byterange=y(e.BYTERANGE))}this.trigger("data",i)}else if(t=/^#EXT-X-STREAM-INF:(.*)$/.exec(e),t){if(i={type:"tag",tagType:"stream-inf"},t[1]){if(i.attributes=_(t[1]),i.attributes.RESOLUTION){const e=i.attributes.RESOLUTION.split("x"),t={};e[0]&&(t.width=parseInt(e[0],10)),e[1]&&(t.height=parseInt(e[1],10)),i.attributes.RESOLUTION=t}i.attributes.BANDWIDTH&&(i.attributes.BANDWIDTH=parseInt(i.attributes.BANDWIDTH,10)),i.attributes["FRAME-RATE"]&&(i.attributes["FRAME-RATE"]=parseFloat(i.attributes["FRAME-RATE"])),i.attributes["PROGRAM-ID"]&&(i.attributes["PROGRAM-ID"]=parseInt(i.attributes["PROGRAM-ID"],10))}this.trigger("data",i)}else{if(t=/^#EXT-X-MEDIA:(.*)$/.exec(e),t)return i={type:"tag",tagType:"media"},t[1]&&(i.attributes=_(t[1])),void this.trigger("data",i);if(t=/^#EXT-X-ENDLIST/.exec(e),t)this.trigger("data",{type:"tag",tagType:"endlist"});else if(t=/^#EXT-X-DISCONTINUITY/.exec(e),t)this.trigger("data",{type:"tag",tagType:"discontinuity"});else{if(t=/^#EXT-X-PROGRAM-DATE-TIME:(.*)$/.exec(e),t)return i={type:"tag",tagType:"program-date-time"},t[1]&&(i.dateTimeString=t[1],i.dateTimeObject=new Date(t[1])),void this.trigger("data",i);if(t=/^#EXT-X-KEY:(.*)$/.exec(e),t)return i={type:"tag",tagType:"key"},t[1]&&(i.attributes=_(t[1]),i.attributes.IV&&("0x"===i.attributes.IV.substring(0,2).toLowerCase()&&(i.attributes.IV=i.attributes.IV.substring(2)),i.attributes.IV=i.attributes.IV.match(/.{8}/g),i.attributes.IV[0]=parseInt(i.attributes.IV[0],16),i.attributes.IV[1]=parseInt(i.attributes.IV[1],16),i.attributes.IV[2]=parseInt(i.attributes.IV[2],16),i.attributes.IV[3]=parseInt(i.attributes.IV[3],16),i.attributes.IV=new Uint32Array(i.attributes.IV))),void this.trigger("data",i);if(t=/^#EXT-X-START:(.*)$/.exec(e),t)return i={type:"tag",tagType:"start"},t[1]&&(i.attributes=_(t[1]),i.attributes["TIME-OFFSET"]=parseFloat(i.attributes["TIME-OFFSET"]),i.attributes.PRECISE=/YES/.test(i.attributes.PRECISE)),void this.trigger("data",i);if(t=/^#EXT-X-CUE-OUT-CONT:(.*)?$/.exec(e),t)return i={type:"tag",tagType:"cue-out-cont"},t[1]?i.data=t[1]:i.data="",void this.trigger("data",i);if(t=/^#EXT-X-CUE-OUT:(.*)?$/.exec(e),t)return i={type:"tag",tagType:"cue-out"},t[1]?i.data=t[1]:i.data="",void this.trigger("data",i);if(t=/^#EXT-X-CUE-IN:(.*)?$/.exec(e),t)return i={type:"tag",tagType:"cue-in"},t[1]?i.data=t[1]:i.data="",void this.trigger("data",i);if(t=/^#EXT-X-SKIP:(.*)$/.exec(e),t&&t[1])return i={type:"tag",tagType:"skip"},i.attributes=_(t[1]),i.attributes.hasOwnProperty("SKIPPED-SEGMENTS")&&(i.attributes["SKIPPED-SEGMENTS"]=parseInt(i.attributes["SKIPPED-SEGMENTS"],10)),i.attributes.hasOwnProperty("RECENTLY-REMOVED-DATERANGES")&&(i.attributes["RECENTLY-REMOVED-DATERANGES"]=i.attributes["RECENTLY-REMOVED-DATERANGES"].split(f)),void this.trigger("data",i);if(t=/^#EXT-X-PART:(.*)$/.exec(e),t&&t[1])return i={type:"tag",tagType:"part"},i.attributes=_(t[1]),["DURATION"].forEach((function(e){i.attributes.hasOwnProperty(e)&&(i.attributes[e]=parseFloat(i.attributes[e]))})),["INDEPENDENT","GAP"].forEach((function(e){i.attributes.hasOwnProperty(e)&&(i.attributes[e]=/YES/.test(i.attributes[e]))})),i.attributes.hasOwnProperty("BYTERANGE")&&(i.attributes.byterange=y(i.attributes.BYTERANGE)),void this.trigger("data",i);if(t=/^#EXT-X-SERVER-CONTROL:(.*)$/.exec(e),t&&t[1])return i={type:"tag",tagType:"server-control"},i.attributes=_(t[1]),["CAN-SKIP-UNTIL","PART-HOLD-BACK","HOLD-BACK"].forEach((function(e){i.attributes.hasOwnProperty(e)&&(i.attributes[e]=parseFloat(i.attributes[e]))})),["CAN-SKIP-DATERANGES","CAN-BLOCK-RELOAD"].forEach((function(e){i.attributes.hasOwnProperty(e)&&(i.attributes[e]=/YES/.test(i.attributes[e]))})),void this.trigger("data",i);if(t=/^#EXT-X-PART-INF:(.*)$/.exec(e),t&&t[1])return i={type:"tag",tagType:"part-inf"},i.attributes=_(t[1]),["PART-TARGET"].forEach((function(e){i.attributes.hasOwnProperty(e)&&(i.attributes[e]=parseFloat(i.attributes[e]))})),void this.trigger("data",i);if(t=/^#EXT-X-PRELOAD-HINT:(.*)$/.exec(e),t&&t[1])return i={type:"tag",tagType:"preload-hint"},i.attributes=_(t[1]),["BYTERANGE-START","BYTERANGE-LENGTH"].forEach((function(e){if(i.attributes.hasOwnProperty(e)){i.attributes[e]=parseInt(i.attributes[e],10);const t="BYTERANGE-LENGTH"===e?"length":"offset";i.attributes.byterange=i.attributes.byterange||{},i.attributes.byterange[t]=i.attributes[e],delete i.attributes[e]}})),void this.trigger("data",i);if(t=/^#EXT-X-RENDITION-REPORT:(.*)$/.exec(e),t&&t[1])return i={type:"tag",tagType:"rendition-report"},i.attributes=_(t[1]),["LAST-MSN","LAST-PART"].forEach((function(e){i.attributes.hasOwnProperty(e)&&(i.attributes[e]=parseInt(i.attributes[e],10))})),void this.trigger("data",i);if(t=/^#EXT-X-DATERANGE:(.*)$/.exec(e),t&&t[1]){i={type:"tag",tagType:"daterange"},i.attributes=_(t[1]),["ID","CLASS"].forEach((function(e){i.attributes.hasOwnProperty(e)&&(i.attributes[e]=String(i.attributes[e]))})),["START-DATE","END-DATE"].forEach((function(e){i.attributes.hasOwnProperty(e)&&(i.attributes[e]=new Date(i.attributes[e]))})),["DURATION","PLANNED-DURATION"].forEach((function(e){i.attributes.hasOwnProperty(e)&&(i.attributes[e]=parseFloat(i.attributes[e]))})),["END-ON-NEXT"].forEach((function(e){i.attributes.hasOwnProperty(e)&&(i.attributes[e]=/YES/i.test(i.attributes[e]))})),["SCTE35-CMD"," SCTE35-OUT","SCTE35-IN"].forEach((function(e){i.attributes.hasOwnProperty(e)&&(i.attributes[e]=i.attributes[e].toString(16))}));const e=/^X-([A-Z]+-)+[A-Z]+$/;for(const t in i.attributes){if(!e.test(t))continue;const s=/[0-9A-Fa-f]{6}/g.test(i.attributes[t]),n=/^\d+(\.\d+)?$/.test(i.attributes[t]);i.attributes[t]=s?i.attributes[t].toString(16):n?parseFloat(i.attributes[t]):String(i.attributes[t])}this.trigger("data",i)}else if(t=/^#EXT-X-INDEPENDENT-SEGMENTS/.exec(e),t)this.trigger("data",{type:"tag",tagType:"independent-segments"});else{if(t=/^#EXT-X-CONTENT-STEERING:(.*)$/.exec(e),t)return i={type:"tag",tagType:"content-steering"},i.attributes=_(t[1]),void this.trigger("data",i);this.trigger("data",{type:"tag",data:e.slice(4)})}}}}else this.trigger("data",{type:"comment",text:e.slice(1)})})):this.trigger("data",{type:"uri",uri:e}))}addParser({expression:e,customType:t,dataParser:i,segment:s}){"function"!=typeof i&&(i=e=>e),this.customParsers.push((n=>{if(e.exec(n))return this.trigger("data",{type:"custom",data:i(n),customType:t,segment:s}),!0}))}addTagMapper({expression:e,map:t}){this.tagMappers.push((i=>e.test(i)?t(i):i))}}const b=function(e){const t={};return Object.keys(e).forEach((function(i){var s;t[(s=i,s.toLowerCase().replace(/-(\w)/g,(e=>e[1].toUpperCase())))]=e[i]})),t},S=function(e){const{serverControl:t,targetDuration:i,partTargetDuration:s}=e;if(!t)return;const n="#EXT-X-SERVER-CONTROL",a="holdBack",r="partHoldBack",o=i&&3*i,d=s&&2*s;i&&!t.hasOwnProperty(a)&&(t[a]=o,this.trigger("info",{message:`${n} defaulting HOLD-BACK to targetDuration * 3 (${o}).`})),o&&t[a]<o&&(this.trigger("warn",{message:`${n} clamping HOLD-BACK (${t[a]}) to targetDuration * 3 (${o})`}),t[a]=o),s&&!t.hasOwnProperty(r)&&(t[r]=3*s,this.trigger("info",{message:`${n} defaulting PART-HOLD-BACK to partTargetDuration * 3 (${t[r]}).`})),s&&t[r]<d&&(this.trigger("warn",{message:`${n} clamping PART-HOLD-BACK (${t[r]}) to partTargetDuration * 2 (${d}).`}),t[r]=d)};class v extends p{constructor(){super(),this.lineStream=new g,this.parseStream=new T,this.lineStream.pipe(this.parseStream),this.lastProgramDateTime=null;const e=this,t=[];let i,s,n={},r=!1;const o=function(){},d={AUDIO:{},VIDEO:{},"CLOSED-CAPTIONS":{},SUBTITLES:{}};let l=0;this.manifest={allowCache:!0,discontinuityStarts:[],dateRanges:[],segments:[]};let u=0,h=0;const c={};this.on("end",(()=>{n.uri||!n.parts&&!n.preloadHints||(!n.map&&i&&(n.map=i),!n.key&&s&&(n.key=s),n.timeline||"number"!=typeof l||(n.timeline=l),this.manifest.preloadSegment=n)})),this.parseStream.on("data",(function(p){let g,f;({tag(){({version(){p.version&&(this.manifest.version=p.version)},"allow-cache"(){this.manifest.allowCache=p.allowed,"allowed"in p||(this.trigger("info",{message:"defaulting allowCache to YES"}),this.manifest.allowCache=!0)},byterange(){const e={};"length"in p&&(n.byterange=e,e.length=p.length,"offset"in p||(p.offset=u)),"offset"in p&&(n.byterange=e,e.offset=p.offset),u=e.offset+e.length},endlist(){this.manifest.endList=!0},inf(){"mediaSequence"in this.manifest||(this.manifest.mediaSequence=0,this.trigger("info",{message:"defaulting media sequence to zero"})),"discontinuitySequence"in this.manifest||(this.manifest.discontinuitySequence=0,this.trigger("info",{message:"defaulting discontinuity sequence to zero"})),p.title&&(n.title=p.title),p.duration>0&&(n.duration=p.duration),0===p.duration&&(n.duration=.01,this.trigger("info",{message:"updating zero segment duration to a small value"})),this.manifest.segments=t},key(){if(p.attributes)if("NONE"!==p.attributes.METHOD)if(p.attributes.URI){if("com.apple.streamingkeydelivery"===p.attributes.KEYFORMAT)return this.manifest.contentProtection=this.manifest.contentProtection||{},void(this.manifest.contentProtection["com.apple.fps.1_0"]={attributes:p.attributes});if("com.microsoft.playready"===p.attributes.KEYFORMAT)return this.manifest.contentProtection=this.manifest.contentProtection||{},void(this.manifest.contentProtection["com.microsoft.playready"]={uri:p.attributes.URI});if("urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"===p.attributes.KEYFORMAT)return-1===["SAMPLE-AES","SAMPLE-AES-CTR","SAMPLE-AES-CENC"].indexOf(p.attributes.METHOD)?void this.trigger("warn",{message:"invalid key method provided for Widevine"}):("SAMPLE-AES-CENC"===p.attributes.METHOD&&this.trigger("warn",{message:"SAMPLE-AES-CENC is deprecated, please use SAMPLE-AES-CTR instead"}),"data:text/plain;base64,"!==p.attributes.URI.substring(0,23)?void this.trigger("warn",{message:"invalid key URI provided for Widevine"}):p.attributes.KEYID&&"0x"===p.attributes.KEYID.substring(0,2)?(this.manifest.contentProtection=this.manifest.contentProtection||{},void(this.manifest.contentProtection["com.widevine.alpha"]={attributes:{schemeIdUri:p.attributes.KEYFORMAT,keyId:p.attributes.KEYID.substring(2)},pssh:m(p.attributes.URI.split(",")[1])})):void this.trigger("warn",{message:"invalid key ID provided for Widevine"}));p.attributes.METHOD||this.trigger("warn",{message:"defaulting key method to AES-128"}),s={method:p.attributes.METHOD||"AES-128",uri:p.attributes.URI},void 0!==p.attributes.IV&&(s.iv=p.attributes.IV)}else this.trigger("warn",{message:"ignoring key declaration without URI"});else s=null;else this.trigger("warn",{message:"ignoring key declaration without attribute list"})},"media-sequence"(){isFinite(p.number)?this.manifest.mediaSequence=p.number:this.trigger("warn",{message:"ignoring invalid media sequence: "+p.number})},"discontinuity-sequence"(){isFinite(p.number)?(this.manifest.discontinuitySequence=p.number,l=p.number):this.trigger("warn",{message:"ignoring invalid discontinuity sequence: "+p.number})},"playlist-type"(){/VOD|EVENT/.test(p.playlistType)?this.manifest.playlistType=p.playlistType:this.trigger("warn",{message:"ignoring unknown playlist type: "+p.playlist})},map(){i={},p.uri&&(i.uri=p.uri),p.byterange&&(i.byterange=p.byterange),s&&(i.key=s)},"stream-inf"(){this.manifest.playlists=t,this.manifest.mediaGroups=this.manifest.mediaGroups||d,p.attributes?(n.attributes||(n.attributes={}),a(n.attributes,p.attributes)):this.trigger("warn",{message:"ignoring empty stream-inf attributes"})},media(){if(this.manifest.mediaGroups=this.manifest.mediaGroups||d,!(p.attributes&&p.attributes.TYPE&&p.attributes["GROUP-ID"]&&p.attributes.NAME))return void this.trigger("warn",{message:"ignoring incomplete or missing media group"});const e=this.manifest.mediaGroups[p.attributes.TYPE];e[p.attributes["GROUP-ID"]]=e[p.attributes["GROUP-ID"]]||{},g=e[p.attributes["GROUP-ID"]],f={default:/yes/i.test(p.attributes.DEFAULT)},f.default?f.autoselect=!0:f.autoselect=/yes/i.test(p.attributes.AUTOSELECT),p.attributes.LANGUAGE&&(f.language=p.attributes.LANGUAGE),p.attributes.URI&&(f.uri=p.attributes.URI),p.attributes["INSTREAM-ID"]&&(f.instreamId=p.attributes["INSTREAM-ID"]),p.attributes.CHARACTERISTICS&&(f.characteristics=p.attributes.CHARACTERISTICS),p.attributes.FORCED&&(f.forced=/yes/i.test(p.attributes.FORCED)),g[p.attributes.NAME]=f},discontinuity(){l+=1,n.discontinuity=!0,this.manifest.discontinuityStarts.push(t.length)},"program-date-time"(){void 0===this.manifest.dateTimeString&&(this.manifest.dateTimeString=p.dateTimeString,this.manifest.dateTimeObject=p.dateTimeObject),n.dateTimeString=p.dateTimeString,n.dateTimeObject=p.dateTimeObject;const{lastProgramDateTime:e}=this;this.lastProgramDateTime=new Date(p.dateTimeString).getTime(),null===e&&this.manifest.segments.reduceRight(((e,t)=>(t.programDateTime=e-1e3*t.duration,t.programDateTime)),this.lastProgramDateTime)},targetduration(){!isFinite(p.duration)||p.duration<0?this.trigger("warn",{message:"ignoring invalid target duration: "+p.duration}):(this.manifest.targetDuration=p.duration,S.call(this,this.manifest))},start(){p.attributes&&!isNaN(p.attributes["TIME-OFFSET"])?this.manifest.start={timeOffset:p.attributes["TIME-OFFSET"],precise:p.attributes.PRECISE}:this.trigger("warn",{message:"ignoring start declaration without appropriate attribute list"})},"cue-out"(){n.cueOut=p.data},"cue-out-cont"(){n.cueOutCont=p.data},"cue-in"(){n.cueIn=p.data},skip(){this.manifest.skip=b(p.attributes),this.warnOnMissingAttributes_("#EXT-X-SKIP",p.attributes,["SKIPPED-SEGMENTS"])},part(){r=!0;const e=this.manifest.segments.length,t=b(p.attributes);n.parts=n.parts||[],n.parts.push(t),t.byterange&&(t.byterange.hasOwnProperty("offset")||(t.byterange.offset=h),h=t.byterange.offset+t.byterange.length);const i=n.parts.length-1;this.warnOnMissingAttributes_(`#EXT-X-PART #${i} for segment #${e}`,p.attributes,["URI","DURATION"]),this.manifest.renditionReports&&this.manifest.renditionReports.forEach(((e,t)=>{e.hasOwnProperty("lastPart")||this.trigger("warn",{message:`#EXT-X-RENDITION-REPORT #${t} lacks required attribute(s): LAST-PART`})}))},"server-control"(){const e=this.manifest.serverControl=b(p.attributes);e.hasOwnProperty("canBlockReload")||(e.canBlockReload=!1,this.trigger("info",{message:"#EXT-X-SERVER-CONTROL defaulting CAN-BLOCK-RELOAD to false"})),S.call(this,this.manifest),e.canSkipDateranges&&!e.hasOwnProperty("canSkipUntil")&&this.trigger("warn",{message:"#EXT-X-SERVER-CONTROL lacks required attribute CAN-SKIP-UNTIL which is required when CAN-SKIP-DATERANGES is set"})},"preload-hint"(){const e=this.manifest.segments.length,t=b(p.attributes),i=t.type&&"PART"===t.type;n.preloadHints=n.preloadHints||[],n.preloadHints.push(t),t.byterange&&(t.byterange.hasOwnProperty("offset")||(t.byterange.offset=i?h:0,i&&(h=t.byterange.offset+t.byterange.length)));const s=n.preloadHints.length-1;if(this.warnOnMissingAttributes_(`#EXT-X-PRELOAD-HINT #${s} for segment #${e}`,p.attributes,["TYPE","URI"]),t.type)for(let i=0;i<n.preloadHints.length-1;i++){const a=n.preloadHints[i];a.type&&a.type===t.type&&this.trigger("warn",{message:`#EXT-X-PRELOAD-HINT #${s} for segment #${e} has the same TYPE ${t.type} as preload hint #${i}`})}},"rendition-report"(){const e=b(p.attributes);this.manifest.renditionReports=this.manifest.renditionReports||[],this.manifest.renditionReports.push(e);const t=this.manifest.renditionReports.length-1,i=["LAST-MSN","URI"];r&&i.push("LAST-PART"),this.warnOnMissingAttributes_(`#EXT-X-RENDITION-REPORT #${t}`,p.attributes,i)},"part-inf"(){this.manifest.partInf=b(p.attributes),this.warnOnMissingAttributes_("#EXT-X-PART-INF",p.attributes,["PART-TARGET"]),this.manifest.partInf.partTarget&&(this.manifest.partTargetDuration=this.manifest.partInf.partTarget),S.call(this,this.manifest)},daterange(){this.manifest.dateRanges.push(b(p.attributes));const e=this.manifest.dateRanges.length-1;this.warnOnMissingAttributes_(`#EXT-X-DATERANGE #${e}`,p.attributes,["ID","START-DATE"]);const t=this.manifest.dateRanges[e];t.endDate&&t.startDate&&new Date(t.endDate)<new Date(t.startDate)&&this.trigger("warn",{message:"EXT-X-DATERANGE END-DATE must be equal to or later than the value of the START-DATE"}),t.duration&&t.duration<0&&this.trigger("warn",{message:"EXT-X-DATERANGE DURATION must not be negative"}),t.plannedDuration&&t.plannedDuration<0&&this.trigger("warn",{message:"EXT-X-DATERANGE PLANNED-DURATION must not be negative"});const 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c[t.id]=t},"independent-segments"(){this.manifest.independentSegments=!0},"content-steering"(){this.manifest.contentSteering=b(p.attributes),this.warnOnMissingAttributes_("#EXT-X-CONTENT-STEERING",p.attributes,["SERVER-URI"])}}[p.tagType]||o).call(e)},uri(){n.uri=p.uri,t.push(n),this.manifest.targetDuration&&!("duration"in n)&&(this.trigger("warn",{message:"defaulting segment duration to the target duration"}),n.duration=this.manifest.targetDuration),s&&(n.key=s),n.timeline=l,i&&(n.map=i),h=0,null!==this.lastProgramDateTime&&(n.programDateTime=this.lastProgramDateTime,this.lastProgramDateTime+=1e3*n.duration),n={}},comment(){},custom(){p.segment?(n.custom=n.custom||{},n.custom[p.customType]=p.data):(this.manifest.custom=this.manifest.custom||{},this.manifest.custom[p.customType]=p.data)}})[p.type].call(e)}))}warnOnMissingAttributes_(e,t,i){const s=[];i.forEach((function(e){t.hasOwnProperty(e)||s.push(e)})),s.length&&this.trigger("warn",{message:`${e} lacks required attribute(s): 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t()},{EventTarget:oi}=n.default,di=function(e,t){if(!Te(e,t))return!1;if(e.sidx&&t.sidx&&(e.sidx.offset!==t.sidx.offset||e.sidx.length!==t.sidx.length))return!1;if(!e.sidx&&t.sidx||e.sidx&&!t.sidx)return!1;if(e.segments&&!t.segments||!e.segments&&t.segments)return!1;if(!e.segments&&!t.segments)return!0;for(let i=0;i<e.segments.length;i++){const s=e.segments[i],n=t.segments[i];if(s.uri!==n.uri)return!1;if(!s.byterange&&!n.byterange)continue;const a=s.byterange,r=n.byterange;if(a&&!r||!a&&r)return!1;if(a.offset!==r.offset||a.length!==r.length)return!1}return!0},li=(e,t,i,s)=>`placeholder-uri-${e}-${t}-${s.attributes.NAME||i}`,ui=(e,t)=>(Boolean(!e.map&&!t.map)||Boolean(e.map&&t.map&&e.map.byterange.offset===t.map.byterange.offset&&e.map.byterange.length===t.map.byterange.length))&&e.uri===t.uri&&e.byterange.offset===t.byterange.offset&&e.byterange.length===t.byterange.length,hi=(e,t)=>{const i={};for(const s in e){const n=e[s].sidx;if(n){const e=lt(n);if(!t[e])break;const s=t[e].sidxInfo;ui(s,n)&&(i[e]=t[e])}}return i};class ci extends oi{constructor(e,t,i={},s){super(),this.mainPlaylistLoader_=s||this,s||(this.isMain_=!0);const{withCredentials:n=!1}=i;if(this.vhs_=t,this.withCredentials=n,this.addMetadataToTextTrack=i.addMetadataToTextTrack,!e)throw new Error("A non-empty playlist URL or object is required");this.on("minimumUpdatePeriod",(()=>{this.refreshXml_()})),this.on("mediaupdatetimeout",(()=>{this.refreshMedia_(this.media().id)})),this.state="HAVE_NOTHING",this.loadedPlaylists_={},this.logger_=c("DashPlaylistLoader"),this.isMain_?(this.mainPlaylistLoader_.srcUrl=e,this.mainPlaylistLoader_.sidxMapping_={}):this.childPlaylist_=e}requestErrored_(e,t,i){return!this.request||(this.request=null,e?(this.error="object"!=typeof e||e instanceof Error?{status:t.status,message:"DASH request error at URL: "+t.uri,response:t.response,code:2}:e,i&&(this.state=i),this.trigger("error"),!0):void 0)}addSidxSegments_(e,t,i){const s=e.sidx&<(e.sidx);if(!e.sidx||!s||this.mainPlaylistLoader_.sidxMapping_[s])return void(this.mediaRequest_=window.setTimeout((()=>i(!1)),0));const n=h(e.sidx.resolvedUri),a=(n,a)=>{if(this.requestErrored_(n,a,t))return;const r=this.mainPlaylistLoader_.sidxMapping_;let o;try{o=function(e){var t=new DataView(e.buffer,e.byteOffset,e.byteLength),i={version:e[0],flags:new Uint8Array(e.subarray(1,4)),references:[],referenceId:t.getUint32(4),timescale:t.getUint32(8)},s=12;0===i.version?(i.earliestPresentationTime=t.getUint32(s),i.firstOffset=t.getUint32(s+4),s+=8):(i.earliestPresentationTime=Ft(e.subarray(s)),i.firstOffset=Ft(e.subarray(s+8)),s+=16),s+=2;var n=t.getUint16(s);for(s+=2;n>0;s+=12,n--)i.references.push({referenceType:(128&e[s])>>>7,referencedSize:2147483647&t.getUint32(s),subsegmentDuration:t.getUint32(s+4),startsWithSap:!!(128&e[s+8]),sapType:(112&e[s+8])>>>4,sapDeltaTime:268435455&t.getUint32(s+8)});return i}(Ue(a.response).subarray(8))}catch(e){return void this.requestErrored_(e,a,t)}return r[s]={sidxInfo:e.sidx,sidx:o},nt(e,o,e.sidx.resolvedUri),i(!0)};this.request=((e,t,i)=>{let s,n=[],a=!1;const r=function(e,t,s,n){return t.abort(),a=!0,i(e,t,s,n)},o=function(e,t){if(a)return;if(e)return r(e,t,"",n);const i=t.responseText.substring(n&&n.byteLength||0,t.responseText.length);if(n=function(){for(var e=arguments.length,t=new Array(e),i=0;i<e;i++)t[i]=arguments[i];if(t=t.filter((function(e){return e&&(e.byteLength||e.length)&&"string"!=typeof e})),t.length<=1)return Ue(t[0]);var s=t.reduce((function(e,t,i){return e+(t.byteLength||t.length)}),0),n=new Uint8Array(s),a=0;return t.forEach((function(e){e=Ue(e),n.set(e,a),a+=e.byteLength})),n}(n,Ne(i,!0)),s=s||$t(n),n.length<10||s&&n.length<s+2)return ri(t,(()=>r(e,t,"",n)));const o=ai(n);return"ts"===o&&n.length<188||!o&&n.length<376?ri(t,(()=>r(e,t,"",n))):r(null,t,o,n)},d={uri:e,beforeSend(e){e.overrideMimeType("text/plain; charset=x-user-defined"),e.addEventListener("progress",(function({total:t,loaded:i}){return Ie(e,null,{statusCode:e.status},o)}))}},l=t(d,(function(e,t){return Ie(l,e,t,o)}));return l})(n,this.vhs_.xhr,((t,i,s,r)=>{if(t)return a(t,i);if(!s||"mp4"!==s)return a({status:i.status,message:`Unsupported ${s||"unknown"} container type for sidx segment at URL: ${n}`,response:"",playlist:e,internal:!0,playlistExclusionDuration:1/0,code:2},i);const{offset:o,length:d}=e.sidx.byterange;if(r.length>=d+o)return a(t,{response:r.subarray(o,o+d),status:i.status,uri:i.uri});this.request=this.vhs_.xhr({uri:n,responseType:"arraybuffer",headers:Ae({byterange:e.sidx.byterange})},a)}))}dispose(){this.trigger("dispose"),this.stopRequest(),this.loadedPlaylists_={},window.clearTimeout(this.minimumUpdatePeriodTimeout_),window.clearTimeout(this.mediaRequest_),window.clearTimeout(this.mediaUpdateTimeout),this.mediaUpdateTimeout=null,this.mediaRequest_=null,this.minimumUpdatePeriodTimeout_=null,this.mainPlaylistLoader_.createMupOnMedia_&&(this.off("loadedmetadata",this.mainPlaylistLoader_.createMupOnMedia_),this.mainPlaylistLoader_.createMupOnMedia_=null),this.off()}hasPendingRequest(){return this.request||this.mediaRequest_}stopRequest(){if(this.request){const e=this.request;this.request=null,e.onreadystatechange=null,e.abort()}}media(e){if(!e)return this.media_;if("HAVE_NOTHING"===this.state)throw new Error("Cannot switch media playlist from "+this.state);const t=this.state;if("string"==typeof e){if(!this.mainPlaylistLoader_.main.playlists[e])throw new Error("Unknown playlist URI: "+e);e=this.mainPlaylistLoader_.main.playlists[e]}const i=!this.media_||e.id!==this.media_.id;if(i&&this.loadedPlaylists_[e.id]&&this.loadedPlaylists_[e.id].endList)return this.state="HAVE_METADATA",this.media_=e,void(i&&(this.trigger("mediachanging"),this.trigger("mediachange")));i&&(this.media_&&this.trigger("mediachanging"),this.addSidxSegments_(e,t,(i=>{this.haveMetadata({startingState:t,playlist:e})})))}haveMetadata({startingState:e,playlist:t}){this.state="HAVE_METADATA",this.loadedPlaylists_[t.id]=t,this.mediaRequest_=null,this.refreshMedia_(t.id),"HAVE_MAIN_MANIFEST"===e?this.trigger("loadedmetadata"):this.trigger("mediachange")}pause(){this.mainPlaylistLoader_.createMupOnMedia_&&(this.off("loadedmetadata",this.mainPlaylistLoader_.createMupOnMedia_),this.mainPlaylistLoader_.createMupOnMedia_=null),this.stopRequest(),window.clearTimeout(this.mediaUpdateTimeout),this.mediaUpdateTimeout=null,this.isMain_&&(window.clearTimeout(this.mainPlaylistLoader_.minimumUpdatePeriodTimeout_),this.mainPlaylistLoader_.minimumUpdatePeriodTimeout_=null),"HAVE_NOTHING"===this.state&&(this.started=!1)}load(e){window.clearTimeout(this.mediaUpdateTimeout),this.mediaUpdateTimeout=null;const t=this.media();if(e){const e=t?t.targetDuration/2*1e3:5e3;this.mediaUpdateTimeout=window.setTimeout((()=>this.load()),e)}else this.started?t&&!t.endList?(this.isMain_&&!this.minimumUpdatePeriodTimeout_&&(this.trigger("minimumUpdatePeriod"),this.updateMinimumUpdatePeriodTimeout_()),this.trigger("mediaupdatetimeout")):this.trigger("loadedplaylist"):this.start()}start(){this.started=!0,this.isMain_?this.requestMain_(((e,t)=>{this.haveMain_(),this.hasPendingRequest()||this.media_||this.media(this.mainPlaylistLoader_.main.playlists[0])})):this.mediaRequest_=window.setTimeout((()=>this.haveMain_()),0)}requestMain_(e){this.request=this.vhs_.xhr({uri:this.mainPlaylistLoader_.srcUrl,withCredentials:this.withCredentials},((t,i)=>{if(this.requestErrored_(t,i))return void("HAVE_NOTHING"===this.state&&(this.started=!1));const s=i.responseText!==this.mainPlaylistLoader_.mainXml_;return this.mainPlaylistLoader_.mainXml_=i.responseText,i.responseHeaders&&i.responseHeaders.date?this.mainLoaded_=Date.parse(i.responseHeaders.date):this.mainLoaded_=Date.now(),this.mainPlaylistLoader_.srcUrl=h(this.mainPlaylistLoader_.srcUrl,i),s?(this.handleMain_(),void this.syncClientServerClock_((()=>e(i,s)))):e(i,s)}))}syncClientServerClock_(e){const t=(i=this.mainPlaylistLoader_.mainXml_,(e=>{const t=At(e,"UTCTiming")[0];if(!t)return null;const i=Pt(t);switch(i.schemeIdUri){case"urn:mpeg:dash:utc:http-head:2014":case"urn:mpeg:dash:utc:http-head:2012":i.method="HEAD";break;case"urn:mpeg:dash:utc:http-xsdate:2014":case"urn:mpeg:dash:utc:http-iso:2014":case"urn:mpeg:dash:utc:http-xsdate:2012":case"urn:mpeg:dash:utc:http-iso:2012":i.method="GET";break;case"urn:mpeg:dash:utc:direct:2014":case"urn:mpeg:dash:utc:direct:2012":i.method="DIRECT",i.value=Date.parse(i.value);break;default:throw new Error("UNSUPPORTED_UTC_TIMING_SCHEME")}return i})(Nt(i)));var i;return null===t?(this.mainPlaylistLoader_.clientOffset_=this.mainLoaded_-Date.now(),e()):"DIRECT"===t.method?(this.mainPlaylistLoader_.clientOffset_=t.value-Date.now(),e()):void(this.request=this.vhs_.xhr({uri:u(this.mainPlaylistLoader_.srcUrl,t.value),method:t.method,withCredentials:this.withCredentials},((i,s)=>{if(!this.request)return;if(i)return this.mainPlaylistLoader_.clientOffset_=this.mainLoaded_-Date.now(),e();let n;n="HEAD"===t.method?s.responseHeaders&&s.responseHeaders.date?Date.parse(s.responseHeaders.date):this.mainLoaded_:Date.parse(s.responseText),this.mainPlaylistLoader_.clientOffset_=n-Date.now(),e()})))}haveMain_(){this.state="HAVE_MAIN_MANIFEST",this.isMain_?this.trigger("loadedplaylist"):this.media_||this.media(this.childPlaylist_)}handleMain_(){this.mediaRequest_=null;const e=this.mainPlaylistLoader_.main;let t=(({mainXml:e,srcUrl:t,clientOffset:i,sidxMapping:s,previousManifest:n})=>{const a=((e,t={})=>{const i=((e,t={})=>{const{manifestUri:i="",NOW:s=Date.now(),clientOffset:n=0,eventHandler:a=function(){}}=t,r=At(e,"Period");if(!r.length)throw new Error("INVALID_NUMBER_OF_PERIOD");const o=At(e,"Location"),d=Pt(e),l=kt([{baseUrl:i}],At(e,"BaseURL")),u=At(e,"ContentSteering");d.type=d.type||"static",d.sourceDuration=d.mediaPresentationDuration||0,d.NOW=s,d.clientOffset=n,o.length&&(d.locations=o.map(Dt));const h=[];return r.forEach(((e,t)=>{const i=Pt(e),s=h[t-1];i.start=(({attributes:e,priorPeriodAttributes:t,mpdType:i})=>"number"==typeof e.start?e.start:t&&"number"==typeof t.start&&"number"==typeof t.duration?t.start+t.duration:t||"static"!==i?null:0)({attributes:i,priorPeriodAttributes:s?s.attributes:null,mpdType:d.type}),h.push({node:e,attributes:i})})),{locations:d.locations,contentSteeringInfo:Mt(u,a),representationInfo:Ke(h.map(Rt(d,l))),eventStream:Ke(h.map(Ot))}})(Nt(e),t),s=i.representationInfo.map(Et);return _t({dashPlaylists:s,locations:i.locations,contentSteering:i.contentSteeringInfo,sidxMapping:t.sidxMapping,previousManifest:t.previousManifest,eventStream:i.eventStream})})(e,{manifestUri:t,clientOffset:i,sidxMapping:s,previousManifest:n});return pe(a,t,li),a})({mainXml:this.mainPlaylistLoader_.mainXml_,srcUrl:this.mainPlaylistLoader_.srcUrl,clientOffset:this.mainPlaylistLoader_.clientOffset_,sidxMapping:this.mainPlaylistLoader_.sidxMapping_,previousManifest:e});e&&(t=((e,t,i)=>{let s=!0,n=U(e,{duration:t.duration,minimumUpdatePeriod:t.minimumUpdatePeriod,timelineStarts:t.timelineStarts});for(let e=0;e<t.playlists.length;e++){const a=t.playlists[e];if(a.sidx){const e=lt(a.sidx);i&&i[e]&&i[e].sidx&&nt(a,i[e].sidx,a.sidx.resolvedUri)}const r=be(n,a,di);r&&(n=r,s=!1)}return he(t,((e,t,i,a)=>{if(e.playlists&&e.playlists.length){const r=e.playlists[0].id,o=be(n,e.playlists[0],di);o&&(n=o,a in n.mediaGroups[t][i]||(n.mediaGroups[t][i][a]=e),n.mediaGroups[t][i][a].playlists[0]=n.playlists[r],s=!1)}})),((e,t)=>{he(e,((i,s,n,a)=>{a in t.mediaGroups[s][n]||delete e.mediaGroups[s][n][a]}))})(n,t),t.minimumUpdatePeriod!==e.minimumUpdatePeriod&&(s=!1),s?null:n})(e,t,this.mainPlaylistLoader_.sidxMapping_)),this.mainPlaylistLoader_.main=t||e;const i=this.mainPlaylistLoader_.main.locations&&this.mainPlaylistLoader_.main.locations[0];return i&&i!==this.mainPlaylistLoader_.srcUrl&&(this.mainPlaylistLoader_.srcUrl=i),(!e||t&&t.minimumUpdatePeriod!==e.minimumUpdatePeriod)&&this.updateMinimumUpdatePeriodTimeout_(),this.addEventStreamToMetadataTrack_(t),Boolean(t)}updateMinimumUpdatePeriodTimeout_(){const e=this.mainPlaylistLoader_;e.createMupOnMedia_&&(e.off("loadedmetadata",e.createMupOnMedia_),e.createMupOnMedia_=null),e.minimumUpdatePeriodTimeout_&&(window.clearTimeout(e.minimumUpdatePeriodTimeout_),e.minimumUpdatePeriodTimeout_=null);let t=e.main&&e.main.minimumUpdatePeriod;0===t&&(e.media()?t=1e3*e.media().targetDuration:(e.createMupOnMedia_=e.updateMinimumUpdatePeriodTimeout_,e.one("loadedmetadata",e.createMupOnMedia_))),"number"!=typeof t||t<=0?t<0&&this.logger_(`found invalid minimumUpdatePeriod of ${t}, not setting a timeout`):this.createMUPTimeout_(t)}createMUPTimeout_(e){const t=this.mainPlaylistLoader_;t.minimumUpdatePeriodTimeout_=window.setTimeout((()=>{t.minimumUpdatePeriodTimeout_=null,t.trigger("minimumUpdatePeriod"),t.createMUPTimeout_(e)}),e)}refreshXml_(){this.requestMain_(((e,t)=>{t&&(this.media_&&(this.media_=this.mainPlaylistLoader_.main.playlists[this.media_.id]),this.mainPlaylistLoader_.sidxMapping_=((e,t)=>{let i=hi(e.playlists,t);return he(e,((e,s,n,a)=>{if(e.playlists&&e.playlists.length){const 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e.baseMediaDecodeTime-=Math.floor(de.videoTsToAudioTs(h,e.samplerate)),h}},trimAdtsFramesByEarliestDts:function(e,t,i){return t.minSegmentDts>=i?e:(t.minSegmentDts=1/0,e.filter((function(e){return e.dts>=i&&(t.minSegmentDts=Math.min(t.minSegmentDts,e.dts),t.minSegmentPts=t.minSegmentDts,!0)})))},generateSampleTable:function(e){var t,i,s=[];for(t=0;t<e.length;t++)i=e[t],s.push({size:i.data.byteLength,duration:1024});return s},concatenateFrameData:function(e){var t,i,s=0,n=new Uint8Array(function(e){var t,i=0;for(t=0;t<e.length;t++)i+=e[t].data.byteLength;return i}(e));for(t=0;t<e.length;t++)i=e[t],n.set(i.data,s),s+=i.data.byteLength;return n}},ue=oe.ONE_SECOND_IN_TS,he={clearDtsInfo:function(e){delete e.minSegmentDts,delete e.maxSegmentDts,delete e.minSegmentPts,delete e.maxSegmentPts},calculateTrackBaseMediaDecodeTime:function(e,t){var i,s=e.minSegmentDts;return t||(s-=e.timelineStartInfo.dts),i=e.timelineStartInfo.baseMediaDecodeTime,i+=s,i=Math.max(0,i),"audio"===e.type&&(i*=e.samplerate/ue,i=Math.floor(i)),i},collectDtsInfo:function(e,t){"number"==typeof t.pts&&(void 0===e.timelineStartInfo.pts&&(e.timelineStartInfo.pts=t.pts),void 0===e.minSegmentPts?e.minSegmentPts=t.pts:e.minSegmentPts=Math.min(e.minSegmentPts,t.pts),void 0===e.maxSegmentPts?e.maxSegmentPts=t.pts:e.maxSegmentPts=Math.max(e.maxSegmentPts,t.pts)),"number"==typeof t.dts&&(void 0===e.timelineStartInfo.dts&&(e.timelineStartInfo.dts=t.dts),void 0===e.minSegmentDts?e.minSegmentDts=t.dts:e.minSegmentDts=Math.min(e.minSegmentDts,t.dts),void 0===e.maxSegmentDts?e.maxSegmentDts=t.dts:e.maxSegmentDts=Math.max(e.maxSegmentDts,t.dts))}},ce={parseSei:function(e){for(var t=0,i={payloadType:-1,payloadSize:0},s=0,n=0;t<e.byteLength&&128!==e[t];){for(;255===e[t];)s+=255,t++;for(s+=e[t++];255===e[t];)n+=255,t++;if(n+=e[t++],!i.payload&&4===s){if("GA94"===String.fromCharCode(e[t+3],e[t+4],e[t+5],e[t+6])){i.payloadType=s,i.payloadSize=n,i.payload=e.subarray(t,t+n);break}i.payload=void 0}t+=n,s=0,n=0}return i},parseUserData:function(e){return 181!==e.payload[0]||49!=(e.payload[1]<<8|e.payload[2])||"GA94"!==String.fromCharCode(e.payload[3],e.payload[4],e.payload[5],e.payload[6])||3!==e.payload[7]?null:e.payload.subarray(8,e.payload.length-1)},parseCaptionPackets:function(e,t){var i,s,n,a,r=[];if(!(64&t[0]))return r;for(s=31&t[0],i=0;i<s;i++)a={type:3&t[2+(n=3*i)],pts:e},4&t[n+2]&&(a.ccData=t[n+3]<<8|t[n+4],r.push(a));return r},discardEmulationPreventionBytes:function(e){for(var t,i,s=e.byteLength,n=[],a=1;a<s-2;)0===e[a]&&0===e[a+1]&&3===e[a+2]?(n.push(a+2),a+=2):a++;if(0===n.length)return e;t=s-n.length,i=new Uint8Array(t);var r=0;for(a=0;a<t;r++,a++)r===n[0]&&(r++,n.shift()),i[a]=e[r];return i},USER_DATA_REGISTERED_ITU_T_T35:4},pe=G,me=ce,ge=function(e){e=e||{},ge.prototype.init.call(this),this.parse708captions_="boolean"!=typeof e.parse708captions||e.parse708captions,this.captionPackets_=[],this.ccStreams_=[new Ee(0,0),new Ee(0,1),new Ee(1,0),new Ee(1,1)],this.parse708captions_&&(this.cc708Stream_=new be({captionServices:e.captionServices})),this.reset(),this.ccStreams_.forEach((function(e){e.on("data",this.trigger.bind(this,"data")),e.on("partialdone",this.trigger.bind(this,"partialdone")),e.on("done",this.trigger.bind(this,"done"))}),this),this.parse708captions_&&(this.cc708Stream_.on("data",this.trigger.bind(this,"data")),this.cc708Stream_.on("partialdone",this.trigger.bind(this,"partialdone")),this.cc708Stream_.on("done",this.trigger.bind(this,"done")))};ge.prototype=new pe,ge.prototype.push=function(e){var t,i,s;if("sei_rbsp"===e.nalUnitType&&(t=me.parseSei(e.escapedRBSP)).payload&&t.payloadType===me.USER_DATA_REGISTERED_ITU_T_T35&&(i=me.parseUserData(t)))if(e.dts<this.latestDts_)this.ignoreNextEqualDts_=!0;else{if(e.dts===this.latestDts_&&this.ignoreNextEqualDts_)return this.numSameDts_--,void(this.numSameDts_||(this.ignoreNextEqualDts_=!1));s=me.parseCaptionPackets(e.pts,i),this.captionPackets_=this.captionPackets_.concat(s),this.latestDts_!==e.dts&&(this.numSameDts_=0),this.numSameDts_++,this.latestDts_=e.dts}},ge.prototype.flushCCStreams=function(e){this.ccStreams_.forEach((function(t){return"flush"===e?t.flush():t.partialFlush()}),this)},ge.prototype.flushStream=function(e){this.captionPackets_.length?(this.captionPackets_.forEach((function(e,t){e.presortIndex=t})),this.captionPackets_.sort((function(e,t){return e.pts===t.pts?e.presortIndex-t.presortIndex:e.pts-t.pts})),this.captionPackets_.forEach((function(e){e.type<2?this.dispatchCea608Packet(e):this.dispatchCea708Packet(e)}),this),this.captionPackets_.length=0,this.flushCCStreams(e)):this.flushCCStreams(e)},ge.prototype.flush=function(){return this.flushStream("flush")},ge.prototype.partialFlush=function(){return this.flushStream("partialFlush")},ge.prototype.reset=function(){this.latestDts_=null,this.ignoreNextEqualDts_=!1,this.numSameDts_=0,this.activeCea608Channel_=[null,null],this.ccStreams_.forEach((function(e){e.reset()}))},ge.prototype.dispatchCea608Packet=function(e){this.setsTextOrXDSActive(e)?this.activeCea608Channel_[e.type]=null:this.setsChannel1Active(e)?this.activeCea608Channel_[e.type]=0:this.setsChannel2Active(e)&&(this.activeCea608Channel_[e.type]=1),null!==this.activeCea608Channel_[e.type]&&this.ccStreams_[(e.type<<1)+this.activeCea608Channel_[e.type]].push(e)},ge.prototype.setsChannel1Active=function(e){return 4096==(30720&e.ccData)},ge.prototype.setsChannel2Active=function(e){return 6144==(30720&e.ccData)},ge.prototype.setsTextOrXDSActive=function(e){return 256==(28928&e.ccData)||4138==(30974&e.ccData)||6186==(30974&e.ccData)},ge.prototype.dispatchCea708Packet=function(e){this.parse708captions_&&this.cc708Stream_.push(e)};var fe={127:9834,4128:32,4129:160,4133:8230,4138:352,4140:338,4144:9608,4145:8216,4146:8217,4147:8220,4148:8221,4149:8226,4153:8482,4154:353,4156:339,4157:8480,4159:376,4214:8539,4215:8540,4216:8541,4217:8542,4218:9168,4219:9124,4220:9123,4221:9135,4222:9126,4223:9121,4256:12600},ye=function(e){return 32<=e&&e<=127||160<=e&&e<=255},_e=function(e){this.windowNum=e,this.reset()};_e.prototype.reset=function(){this.clearText(),this.pendingNewLine=!1,this.winAttr={},this.penAttr={},this.penLoc={},this.penColor={},this.visible=0,this.rowLock=0,this.columnLock=0,this.priority=0,this.relativePositioning=0,this.anchorVertical=0,this.anchorHorizontal=0,this.anchorPoint=0,this.rowCount=1,this.virtualRowCount=this.rowCount+1,this.columnCount=41,this.windowStyle=0,this.penStyle=0},_e.prototype.getText=function(){return this.rows.join("\n")},_e.prototype.clearText=function(){this.rows=[""],this.rowIdx=0},_e.prototype.newLine=function(e){for(this.rows.length>=this.virtualRowCount&&"function"==typeof this.beforeRowOverflow&&this.beforeRowOverflow(e),this.rows.length>0&&(this.rows.push(""),this.rowIdx++);this.rows.length>this.virtualRowCount;)this.rows.shift(),this.rowIdx--},_e.prototype.isEmpty=function(){return 0===this.rows.length||1===this.rows.length&&""===this.rows[0]},_e.prototype.addText=function(e){this.rows[this.rowIdx]+=e},_e.prototype.backspace=function(){if(!this.isEmpty()){var e=this.rows[this.rowIdx];this.rows[this.rowIdx]=e.substr(0,e.length-1)}};var Te=function(e,t,i){this.serviceNum=e,this.text="",this.currentWindow=new _e(-1),this.windows=[],this.stream=i,"string"==typeof t&&this.createTextDecoder(t)};Te.prototype.init=function(e,t){this.startPts=e;for(var i=0;i<8;i++)this.windows[i]=new _e(i),"function"==typeof t&&(this.windows[i].beforeRowOverflow=t)},Te.prototype.setCurrentWindow=function(e){this.currentWindow=this.windows[e]},Te.prototype.createTextDecoder=function(e){if("undefined"==typeof TextDecoder)this.stream.trigger("log",{level:"warn",message:"The `encoding` option is unsupported without TextDecoder support"});else try{this.textDecoder_=new TextDecoder(e)}catch(t){this.stream.trigger("log",{level:"warn",message:"TextDecoder could not be created with "+e+" encoding. "+t})}};var be=function(e){e=e||{},be.prototype.init.call(this);var t,i=this,s=e.captionServices||{},n={};Object.keys(s).forEach((e=>{t=s[e],/^SERVICE/.test(e)&&(n[e]=t.encoding)})),this.serviceEncodings=n,this.current708Packet=null,this.services={},this.push=function(e){3===e.type?(i.new708Packet(),i.add708Bytes(e)):(null===i.current708Packet&&i.new708Packet(),i.add708Bytes(e))}};be.prototype=new pe,be.prototype.new708Packet=function(){null!==this.current708Packet&&this.push708Packet(),this.current708Packet={data:[],ptsVals:[]}},be.prototype.add708Bytes=function(e){var t=e.ccData,i=t>>>8,s=255&t;this.current708Packet.ptsVals.push(e.pts),this.current708Packet.data.push(i),this.current708Packet.data.push(s)},be.prototype.push708Packet=function(){var e=this.current708Packet,t=e.data,i=null,s=null,n=0,a=t[n++];for(e.seq=a>>6,e.sizeCode=63&a;n<t.length;n++)s=31&(a=t[n++]),7==(i=a>>5)&&s>0&&(i=a=t[n++]),this.pushServiceBlock(i,n,s),s>0&&(n+=s-1)},be.prototype.pushServiceBlock=function(e,t,i){var s,n=t,a=this.current708Packet.data,r=this.services[e];for(r||(r=this.initService(e,n));n<t+i&&n<a.length;n++)s=a[n],ye(s)?n=this.handleText(n,r):24===s?n=this.multiByteCharacter(n,r):16===s?n=this.extendedCommands(n,r):128<=s&&s<=135?n=this.setCurrentWindow(n,r):152<=s&&s<=159?n=this.defineWindow(n,r):136===s?n=this.clearWindows(n,r):140===s?n=this.deleteWindows(n,r):137===s?n=this.displayWindows(n,r):138===s?n=this.hideWindows(n,r):139===s?n=this.toggleWindows(n,r):151===s?n=this.setWindowAttributes(n,r):144===s?n=this.setPenAttributes(n,r):145===s?n=this.setPenColor(n,r):146===s?n=this.setPenLocation(n,r):143===s?r=this.reset(n,r):8===s?r.currentWindow.backspace():12===s?r.currentWindow.clearText():13===s?r.currentWindow.pendingNewLine=!0:14===s?r.currentWindow.clearText():141===s&&n++},be.prototype.extendedCommands=function(e,t){var i=this.current708Packet.data[++e];return ye(i)&&(e=this.handleText(e,t,{isExtended:!0})),e},be.prototype.getPts=function(e){return this.current708Packet.ptsVals[Math.floor(e/2)]},be.prototype.initService=function(e,t){var i,s,n=this;return(i="SERVICE"+e)in this.serviceEncodings&&(s=this.serviceEncodings[i]),this.services[e]=new Te(e,s,n),this.services[e].init(this.getPts(t),(function(t){n.flushDisplayed(t,n.services[e])})),this.services[e]},be.prototype.handleText=function(e,t,i){var s,n,a,r,o=i&&i.isExtended,d=i&&i.isMultiByte,l=this.current708Packet.data,u=o?4096:0,h=l[e],c=l[e+1],p=t.currentWindow;if(d?(n=[h,c],e++):n=[h],t.textDecoder_&&!o)s=t.textDecoder_.decode(new Uint8Array(n));else if(d){const e=n.map((e=>("0"+(255&e).toString(16)).slice(-2))).join("");s=String.fromCharCode(parseInt(e,16))}else r=fe[a=u|h]||a,s=4096&a&&a===r?"":String.fromCharCode(r);return p.pendingNewLine&&!p.isEmpty()&&p.newLine(this.getPts(e)),p.pendingNewLine=!1,p.addText(s),e},be.prototype.multiByteCharacter=function(e,t){var i=this.current708Packet.data,s=i[e+1],n=i[e+2];return ye(s)&&ye(n)&&(e=this.handleText(++e,t,{isMultiByte:!0})),e},be.prototype.setCurrentWindow=function(e,t){var i=7&this.current708Packet.data[e];return t.setCurrentWindow(i),e},be.prototype.defineWindow=function(e,t){var i=this.current708Packet.data,s=i[e],n=7&s;t.setCurrentWindow(n);var a=t.currentWindow;return s=i[++e],a.visible=(32&s)>>5,a.rowLock=(16&s)>>4,a.columnLock=(8&s)>>3,a.priority=7&s,s=i[++e],a.relativePositioning=(128&s)>>7,a.anchorVertical=127&s,s=i[++e],a.anchorHorizontal=s,s=i[++e],a.anchorPoint=(240&s)>>4,a.rowCount=15&s,s=i[++e],a.columnCount=63&s,s=i[++e],a.windowStyle=(56&s)>>3,a.penStyle=7&s,a.virtualRowCount=a.rowCount+1,e},be.prototype.setWindowAttributes=function(e,t){var i=this.current708Packet.data,s=i[e],n=t.currentWindow.winAttr;return s=i[++e],n.fillOpacity=(192&s)>>6,n.fillRed=(48&s)>>4,n.fillGreen=(12&s)>>2,n.fillBlue=3&s,s=i[++e],n.borderType=(192&s)>>6,n.borderRed=(48&s)>>4,n.borderGreen=(12&s)>>2,n.borderBlue=3&s,s=i[++e],n.borderType+=(128&s)>>5,n.wordWrap=(64&s)>>6,n.printDirection=(48&s)>>4,n.scrollDirection=(12&s)>>2,n.justify=3&s,s=i[++e],n.effectSpeed=(240&s)>>4,n.effectDirection=(12&s)>>2,n.displayEffect=3&s,e},be.prototype.flushDisplayed=function(e,t){for(var i=[],s=0;s<8;s++)t.windows[s].visible&&!t.windows[s].isEmpty()&&i.push(t.windows[s].getText());t.endPts=e,t.text=i.join("\n\n"),this.pushCaption(t),t.startPts=e},be.prototype.pushCaption=function(e){""!==e.text&&(this.trigger("data",{startPts:e.startPts,endPts:e.endPts,text:e.text,stream:"cc708_"+e.serviceNum}),e.text="",e.startPts=e.endPts)},be.prototype.displayWindows=function(e,t){var i=this.current708Packet.data[++e],s=this.getPts(e);this.flushDisplayed(s,t);for(var n=0;n<8;n++)i&1<<n&&(t.windows[n].visible=1);return e},be.prototype.hideWindows=function(e,t){var i=this.current708Packet.data[++e],s=this.getPts(e);this.flushDisplayed(s,t);for(var n=0;n<8;n++)i&1<<n&&(t.windows[n].visible=0);return e},be.prototype.toggleWindows=function(e,t){var i=this.current708Packet.data[++e],s=this.getPts(e);this.flushDisplayed(s,t);for(var n=0;n<8;n++)i&1<<n&&(t.windows[n].visible^=1);return e},be.prototype.clearWindows=function(e,t){var i=this.current708Packet.data[++e],s=this.getPts(e);this.flushDisplayed(s,t);for(var n=0;n<8;n++)i&1<<n&&t.windows[n].clearText();return e},be.prototype.deleteWindows=function(e,t){var i=this.current708Packet.data[++e],s=this.getPts(e);this.flushDisplayed(s,t);for(var n=0;n<8;n++)i&1<<n&&t.windows[n].reset();return e},be.prototype.setPenAttributes=function(e,t){var i=this.current708Packet.data,s=i[e],n=t.currentWindow.penAttr;return s=i[++e],n.textTag=(240&s)>>4,n.offset=(12&s)>>2,n.penSize=3&s,s=i[++e],n.italics=(128&s)>>7,n.underline=(64&s)>>6,n.edgeType=(56&s)>>3,n.fontStyle=7&s,e},be.prototype.setPenColor=function(e,t){var i=this.current708Packet.data,s=i[e],n=t.currentWindow.penColor;return s=i[++e],n.fgOpacity=(192&s)>>6,n.fgRed=(48&s)>>4,n.fgGreen=(12&s)>>2,n.fgBlue=3&s,s=i[++e],n.bgOpacity=(192&s)>>6,n.bgRed=(48&s)>>4,n.bgGreen=(12&s)>>2,n.bgBlue=3&s,s=i[++e],n.edgeRed=(48&s)>>4,n.edgeGreen=(12&s)>>2,n.edgeBlue=3&s,e},be.prototype.setPenLocation=function(e,t){var i=this.current708Packet.data,s=i[e],n=t.currentWindow.penLoc;return t.currentWindow.pendingNewLine=!0,s=i[++e],n.row=15&s,s=i[++e],n.column=63&s,e},be.prototype.reset=function(e,t){var i=this.getPts(e);return this.flushDisplayed(i,t),this.initService(t.serviceNum,e)};var Se={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,304:174,305:176,306:189,307:191,308:8482,309:162,310:163,311:9834,312:224,313:160,314:232,315:226,316:234,317:238,318:244,319:251,544:193,545:201,546:211,547:218,548:220,549:252,550:8216,551:161,552:42,553:39,554:8212,555:169,556:8480,557:8226,558:8220,559:8221,560:192,561:194,562:199,563:200,564:202,565:203,566:235,567:206,568:207,569:239,570:212,571:217,572:249,573:219,574:171,575:187,800:195,801:227,802:205,803:204,804:236,805:210,806:242,807:213,808:245,809:123,810:125,811:92,812:94,813:95,814:124,815:126,816:196,817:228,818:214,819:246,820:223,821:165,822:164,823:9474,824:197,825:229,826:216,827:248,828:9484,829:9488,830:9492,831:9496},ve=function(e){return null===e?"":(e=Se[e]||e,String.fromCharCode(e))},we=[4352,4384,4608,4640,5376,5408,5632,5664,5888,5920,4096,4864,4896,5120,5152],Ie=function(){for(var e=[],t=15;t--;)e.push({text:"",indent:0,offset:0});return e},Ee=function(e,t){Ee.prototype.init.call(this),this.field_=e||0,this.dataChannel_=t||0,this.name_="CC"+(1+(this.field_<<1|this.dataChannel_)),this.setConstants(),this.reset(),this.push=function(e){var t,i,s,n,a;if((t=32639&e.ccData)!==this.lastControlCode_){if(4096==(61440&t)?this.lastControlCode_=t:t!==this.PADDING_&&(this.lastControlCode_=null),s=t>>>8,n=255&t,t!==this.PADDING_)if(t===this.RESUME_CAPTION_LOADING_)this.mode_="popOn";else if(t===this.END_OF_CAPTION_)this.mode_="popOn",this.clearFormatting(e.pts),this.flushDisplayed(e.pts),i=this.displayed_,this.displayed_=this.nonDisplayed_,this.nonDisplayed_=i,this.startPts_=e.pts;else if(t===this.ROLL_UP_2_ROWS_)this.rollUpRows_=2,this.setRollUp(e.pts);else if(t===this.ROLL_UP_3_ROWS_)this.rollUpRows_=3,this.setRollUp(e.pts);else if(t===this.ROLL_UP_4_ROWS_)this.rollUpRows_=4,this.setRollUp(e.pts);else if(t===this.CARRIAGE_RETURN_)this.clearFormatting(e.pts),this.flushDisplayed(e.pts),this.shiftRowsUp_(),this.startPts_=e.pts;else if(t===this.BACKSPACE_)"popOn"===this.mode_?this.nonDisplayed_[this.row_].text=this.nonDisplayed_[this.row_].text.slice(0,-1):this.displayed_[this.row_].text=this.displayed_[this.row_].text.slice(0,-1);else if(t===this.ERASE_DISPLAYED_MEMORY_)this.flushDisplayed(e.pts),this.displayed_=Ie();else if(t===this.ERASE_NON_DISPLAYED_MEMORY_)this.nonDisplayed_=Ie();else if(t===this.RESUME_DIRECT_CAPTIONING_)"paintOn"!==this.mode_&&(this.flushDisplayed(e.pts),this.displayed_=Ie()),this.mode_="paintOn",this.startPts_=e.pts;else if(this.isSpecialCharacter(s,n))a=ve((s=(3&s)<<8)|n),this[this.mode_](e.pts,a),this.column_++;else if(this.isExtCharacter(s,n))"popOn"===this.mode_?this.nonDisplayed_[this.row_].text=this.nonDisplayed_[this.row_].text.slice(0,-1):this.displayed_[this.row_].text=this.displayed_[this.row_].text.slice(0,-1),a=ve((s=(3&s)<<8)|n),this[this.mode_](e.pts,a),this.column_++;else if(this.isMidRowCode(s,n))this.clearFormatting(e.pts),this[this.mode_](e.pts," "),this.column_++,14==(14&n)&&this.addFormatting(e.pts,["i"]),1==(1&n)&&this.addFormatting(e.pts,["u"]);else if(this.isOffsetControlCode(s,n)){const e=3&n;this.nonDisplayed_[this.row_].offset=e,this.column_+=e}else if(this.isPAC(s,n)){var r=we.indexOf(7968&t);if("rollUp"===this.mode_&&(r-this.rollUpRows_+1<0&&(r=this.rollUpRows_-1),this.setRollUp(e.pts,r)),r!==this.row_&&(this.clearFormatting(e.pts),this.row_=r),1&n&&-1===this.formatting_.indexOf("u")&&this.addFormatting(e.pts,["u"]),16==(16&t)){const e=(14&t)>>1;this.column_=4*e,this.nonDisplayed_[this.row_].indent+=e}this.isColorPAC(n)&&14==(14&n)&&this.addFormatting(e.pts,["i"])}else this.isNormalChar(s)&&(0===n&&(n=null),a=ve(s),a+=ve(n),this[this.mode_](e.pts,a),this.column_+=a.length)}else this.lastControlCode_=null}};Ee.prototype=new pe,Ee.prototype.flushDisplayed=function(e){const t=e=>{this.trigger("log",{level:"warn",message:"Skipping a malformed 608 caption at index "+e+"."})},i=[];this.displayed_.forEach(((e,s)=>{if(e&&e.text&&e.text.length){try{e.text=e.text.trim()}catch(e){t(s)}e.text.length&&i.push({text:e.text,line:s+1,position:10+Math.min(70,10*e.indent)+2.5*e.offset})}else null==e&&t(s)})),i.length&&this.trigger("data",{startPts:this.startPts_,endPts:e,content:i,stream:this.name_})},Ee.prototype.reset=function(){this.mode_="popOn",this.topRow_=0,this.startPts_=0,this.displayed_=Ie(),this.nonDisplayed_=Ie(),this.lastControlCode_=null,this.column_=0,this.row_=14,this.rollUpRows_=2,this.formatting_=[]},Ee.prototype.setConstants=function(){0===this.dataChannel_?(this.BASE_=16,this.EXT_=17,this.CONTROL_=(20|this.field_)<<8,this.OFFSET_=23):1===this.dataChannel_&&(this.BASE_=24,this.EXT_=25,this.CONTROL_=(28|this.field_)<<8,this.OFFSET_=31),this.PADDING_=0,this.RESUME_CAPTION_LOADING_=32|this.CONTROL_,this.END_OF_CAPTION_=47|this.CONTROL_,this.ROLL_UP_2_ROWS_=37|this.CONTROL_,this.ROLL_UP_3_ROWS_=38|this.CONTROL_,this.ROLL_UP_4_ROWS_=39|this.CONTROL_,this.CARRIAGE_RETURN_=45|this.CONTROL_,this.RESUME_DIRECT_CAPTIONING_=41|this.CONTROL_,this.BACKSPACE_=33|this.CONTROL_,this.ERASE_DISPLAYED_MEMORY_=44|this.CONTROL_,this.ERASE_NON_DISPLAYED_MEMORY_=46|this.CONTROL_},Ee.prototype.isSpecialCharacter=function(e,t){return e===this.EXT_&&t>=48&&t<=63},Ee.prototype.isExtCharacter=function(e,t){return(e===this.EXT_+1||e===this.EXT_+2)&&t>=32&&t<=63},Ee.prototype.isMidRowCode=function(e,t){return e===this.EXT_&&t>=32&&t<=47},Ee.prototype.isOffsetControlCode=function(e,t){return e===this.OFFSET_&&t>=33&&t<=35},Ee.prototype.isPAC=function(e,t){return e>=this.BASE_&&e<this.BASE_+8&&t>=64&&t<=127},Ee.prototype.isColorPAC=function(e){return e>=64&&e<=79||e>=96&&e<=127},Ee.prototype.isNormalChar=function(e){return e>=32&&e<=127},Ee.prototype.setRollUp=function(e,t){if("rollUp"!==this.mode_&&(this.row_=14,this.mode_="rollUp",this.flushDisplayed(e),this.nonDisplayed_=Ie(),this.displayed_=Ie()),void 0!==t&&t!==this.row_)for(var i=0;i<this.rollUpRows_;i++)this.displayed_[t-i]=this.displayed_[this.row_-i],this.displayed_[this.row_-i]={text:"",indent:0,offset:0};void 0===t&&(t=this.row_),this.topRow_=t-this.rollUpRows_+1},Ee.prototype.addFormatting=function(e,t){this.formatting_=this.formatting_.concat(t);var i=t.reduce((function(e,t){return e+"<"+t+">"}),"");this[this.mode_](e,i)},Ee.prototype.clearFormatting=function(e){if(this.formatting_.length){var t=this.formatting_.reverse().reduce((function(e,t){return e+"</"+t+">"}),"");this.formatting_=[],this[this.mode_](e,t)}},Ee.prototype.popOn=function(e,t){var i=this.nonDisplayed_[this.row_].text;i+=t,this.nonDisplayed_[this.row_].text=i},Ee.prototype.rollUp=function(e,t){var i=this.displayed_[this.row_].text;i+=t,this.displayed_[this.row_].text=i},Ee.prototype.shiftRowsUp_=function(){var e;for(e=0;e<this.topRow_;e++)this.displayed_[e]={text:"",indent:0,offset:0};for(e=this.row_+1;e<15;e++)this.displayed_[e]={text:"",indent:0,offset:0};for(e=this.topRow_;e<this.row_;e++)this.displayed_[e]=this.displayed_[e+1];this.displayed_[this.row_]={text:"",indent:0,offset:0}},Ee.prototype.paintOn=function(e,t){var i=this.displayed_[this.row_].text;i+=t,this.displayed_[this.row_].text=i};var Ae={CaptionStream:ge,Cea608Stream:Ee,Cea708Stream:be},De={H264_STREAM_TYPE:27,ADTS_STREAM_TYPE:15,METADATA_STREAM_TYPE:21},xe=G,Le="shared",Pe=function(e,t){var i=1;for(e>t&&(i=-1);Math.abs(t-e)>4294967296;)e+=8589934592*i;return e},Ce=function(e){var t,i;Ce.prototype.init.call(this),this.type_=e||Le,this.push=function(e){"metadata"!==e.type?this.type_!==Le&&e.type!==this.type_||(void 0===i&&(i=e.dts),e.dts=Pe(e.dts,i),e.pts=Pe(e.pts,i),t=e.dts,this.trigger("data",e)):this.trigger("data",e)},this.flush=function(){i=t,this.trigger("done")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline")},this.discontinuity=function(){i=void 0,t=void 0},this.reset=function(){this.discontinuity(),this.trigger("reset")}};Ce.prototype=new xe;var ke,Ue={TimestampRolloverStream:Ce,handleRollover:Pe},Oe=(e,t,i)=>{if(!e)return-1;for(var s=i;s<e.length;s++)if(e[s]===t)return s;return-1},Re=function(e,t,i){var s,n="";for(s=t;s<i;s++)n+="%"+("00"+e[s].toString(16)).slice(-2);return n},Me=function(e,t,i){return decodeURIComponent(Re(e,t,i))},Ne=function(e,t,i){return unescape(Re(e,t,i))},Be=function(e){return e[0]<<21|e[1]<<14|e[2]<<7|e[3]},Fe={APIC:function(e){var t,i,s=1;3===e.data[0]&&((t=Oe(e.data,0,s))<0||(e.mimeType=Ne(e.data,s,t),s=t+1,e.pictureType=e.data[s],s++,(i=Oe(e.data,0,s))<0||(e.description=Me(e.data,s,i),s=i+1,"--\x3e"===e.mimeType?e.url=Ne(e.data,s,e.data.length):e.pictureData=e.data.subarray(s,e.data.length))))},"T*":function(e){3===e.data[0]&&(e.value=Me(e.data,1,e.data.length).replace(/\0*$/,""),e.values=e.value.split("\0"))},TXXX:function(e){var t;3===e.data[0]&&-1!==(t=Oe(e.data,0,1))&&(e.description=Me(e.data,1,t),e.value=Me(e.data,t+1,e.data.length).replace(/\0*$/,""),e.data=e.value)},"W*":function(e){e.url=Ne(e.data,0,e.data.length).replace(/\0.*$/,"")},WXXX:function(e){var t;3===e.data[0]&&-1!==(t=Oe(e.data,0,1))&&(e.description=Me(e.data,1,t),e.url=Ne(e.data,t+1,e.data.length).replace(/\0.*$/,""))},PRIV:function(e){var t;for(t=0;t<e.data.length;t++)if(0===e.data[t]){e.owner=Ne(e.data,0,t);break}e.privateData=e.data.subarray(t+1),e.data=e.privateData}},qe={parseId3Frames:function(e){var t,i=10,s=0,n=[];if(!(e.length<10||e[0]!=="I".charCodeAt(0)||e[1]!=="D".charCodeAt(0)||e[2]!=="3".charCodeAt(0))){s=Be(e.subarray(6,10)),s+=10,64&e[5]&&(i+=4,i+=Be(e.subarray(10,14)),s-=Be(e.subarray(16,20)));do{if((t=Be(e.subarray(i+4,i+8)))<1)break;var a={id:String.fromCharCode(e[i],e[i+1],e[i+2],e[i+3]),data:e.subarray(i+10,i+t+10)};a.key=a.id,Fe[a.id]?Fe[a.id](a):"T"===a.id[0]?Fe["T*"](a):"W"===a.id[0]&&Fe["W*"](a),n.push(a),i+=10,i+=t}while(i<s);return n}},parseSyncSafeInteger:Be,frameParsers:Fe},$e=De,Ge=qe;(ke=function(e){var t,i={descriptor:e&&e.descriptor},s=0,n=[],a=0;if(ke.prototype.init.call(this),this.dispatchType=$e.METADATA_STREAM_TYPE.toString(16),i.descriptor)for(t=0;t<i.descriptor.length;t++)this.dispatchType+=("00"+i.descriptor[t].toString(16)).slice(-2);this.push=function(e){var t,i,r,o,d;if("timed-metadata"===e.type)if(e.dataAlignmentIndicator&&(a=0,n.length=0),0===n.length&&(e.data.length<10||e.data[0]!=="I".charCodeAt(0)||e.data[1]!=="D".charCodeAt(0)||e.data[2]!=="3".charCodeAt(0)))this.trigger("log",{level:"warn",message:"Skipping unrecognized metadata packet"});else if(n.push(e),a+=e.data.byteLength,1===n.length&&(s=Ge.parseSyncSafeInteger(e.data.subarray(6,10)),s+=10),!(a<s)){for(t={data:new Uint8Array(s),frames:[],pts:n[0].pts,dts:n[0].dts},d=0;d<s;)t.data.set(n[0].data.subarray(0,s-d),d),d+=n[0].data.byteLength,a-=n[0].data.byteLength,n.shift();i=10,64&t.data[5]&&(i+=4,i+=Ge.parseSyncSafeInteger(t.data.subarray(10,14)),s-=Ge.parseSyncSafeInteger(t.data.subarray(16,20)));do{if((r=Ge.parseSyncSafeInteger(t.data.subarray(i+4,i+8)))<1){this.trigger("log",{level:"warn",message:"Malformed ID3 frame encountered. Skipping remaining metadata parsing."});break}if((o={id:String.fromCharCode(t.data[i],t.data[i+1],t.data[i+2],t.data[i+3]),data:t.data.subarray(i+10,i+r+10)}).key=o.id,Ge.frameParsers[o.id]?Ge.frameParsers[o.id](o):"T"===o.id[0]?Ge.frameParsers["T*"](o):"W"===o.id[0]&&Ge.frameParsers["W*"](o),"com.apple.streaming.transportStreamTimestamp"===o.owner){var l=o.data,u=(1&l[3])<<30|l[4]<<22|l[5]<<14|l[6]<<6|l[7]>>>2;u*=4,u+=3&l[7],o.timeStamp=u,void 0===t.pts&&void 0===t.dts&&(t.pts=o.timeStamp,t.dts=o.timeStamp),this.trigger("timestamp",o)}t.frames.push(o),i+=10,i+=r}while(i<s);this.trigger("data",t)}}}).prototype=new G;var We,Ve,He,Xe=ke,je=G,ze=Ae,Ye=De,Qe=Ue.TimestampRolloverStream,Ke=188;(We=function(){var e=new Uint8Array(Ke),t=0;We.prototype.init.call(this),this.push=function(i){var s,n=0,a=Ke;for(t?((s=new Uint8Array(i.byteLength+t)).set(e.subarray(0,t)),s.set(i,t),t=0):s=i;a<s.byteLength;)71!==s[n]||71!==s[a]?(n++,a++):(this.trigger("data",s.subarray(n,a)),n+=Ke,a+=Ke);n<s.byteLength&&(e.set(s.subarray(n),0),t=s.byteLength-n)},this.flush=function(){t===Ke&&71===e[0]&&(this.trigger("data",e),t=0),this.trigger("done")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline")},this.reset=function(){t=0,this.trigger("reset")}}).prototype=new je,(Ve=function(){var e,t,i,s;Ve.prototype.init.call(this),s=this,this.packetsWaitingForPmt=[],this.programMapTable=void 0,e=function(e,s){var n=0;s.payloadUnitStartIndicator&&(n+=e[n]+1),"pat"===s.type?t(e.subarray(n),s):i(e.subarray(n),s)},t=function(e,t){t.section_number=e[7],t.last_section_number=e[8],s.pmtPid=(31&e[10])<<8|e[11],t.pmtPid=s.pmtPid},i=function(e,t){var i,n;if(1&e[5]){for(s.programMapTable={video:null,audio:null,"timed-metadata":{}},i=3+((15&e[1])<<8|e[2])-4,n=12+((15&e[10])<<8|e[11]);n<i;){var a=e[n],r=(31&e[n+1])<<8|e[n+2];a===Ye.H264_STREAM_TYPE&&null===s.programMapTable.video?s.programMapTable.video=r:a===Ye.ADTS_STREAM_TYPE&&null===s.programMapTable.audio?s.programMapTable.audio=r:a===Ye.METADATA_STREAM_TYPE&&(s.programMapTable["timed-metadata"][r]=a),n+=5+((15&e[n+3])<<8|e[n+4])}t.programMapTable=s.programMapTable}},this.push=function(t){var i={},s=4;if(i.payloadUnitStartIndicator=!!(64&t[1]),i.pid=31&t[1],i.pid<<=8,i.pid|=t[2],(48&t[3])>>>4>1&&(s+=t[s]+1),0===i.pid)i.type="pat",e(t.subarray(s),i),this.trigger("data",i);else if(i.pid===this.pmtPid)for(i.type="pmt",e(t.subarray(s),i),this.trigger("data",i);this.packetsWaitingForPmt.length;)this.processPes_.apply(this,this.packetsWaitingForPmt.shift());else void 0===this.programMapTable?this.packetsWaitingForPmt.push([t,s,i]):this.processPes_(t,s,i)},this.processPes_=function(e,t,i){i.pid===this.programMapTable.video?i.streamType=Ye.H264_STREAM_TYPE:i.pid===this.programMapTable.audio?i.streamType=Ye.ADTS_STREAM_TYPE:i.streamType=this.programMapTable["timed-metadata"][i.pid],i.type="pes",i.data=e.subarray(t),this.trigger("data",i)}}).prototype=new je,Ve.STREAM_TYPES={h264:27,adts:15},He=function(){var e,t=this,i=!1,s={data:[],size:0},n={data:[],size:0},a={data:[],size:0},r=function(e,i,s){var n,a,r=new Uint8Array(e.size),o={type:i},d=0,l=0;if(e.data.length&&!(e.size<9)){for(o.trackId=e.data[0].pid,d=0;d<e.data.length;d++)a=e.data[d],r.set(a.data,l),l+=a.data.byteLength;!function(e,t){var i;const s=e[0]<<16|e[1]<<8|e[2];t.data=new Uint8Array,1===s&&(t.packetLength=6+(e[4]<<8|e[5]),t.dataAlignmentIndicator=0!=(4&e[6]),192&(i=e[7])&&(t.pts=(14&e[9])<<27|(255&e[10])<<20|(254&e[11])<<12|(255&e[12])<<5|(254&e[13])>>>3,t.pts*=4,t.pts+=(6&e[13])>>>1,t.dts=t.pts,64&i&&(t.dts=(14&e[14])<<27|(255&e[15])<<20|(254&e[16])<<12|(255&e[17])<<5|(254&e[18])>>>3,t.dts*=4,t.dts+=(6&e[18])>>>1)),t.data=e.subarray(9+e[8]))}(r,o),n="video"===i||o.packetLength<=e.size,(s||n)&&(e.size=0,e.data.length=0),n&&t.trigger("data",o)}};He.prototype.init.call(this),this.push=function(o){({pat:function(){},pes:function(){var e,t;switch(o.streamType){case Ye.H264_STREAM_TYPE:e=s,t="video";break;case Ye.ADTS_STREAM_TYPE:e=n,t="audio";break;case Ye.METADATA_STREAM_TYPE:e=a,t="timed-metadata";break;default:return}o.payloadUnitStartIndicator&&r(e,t,!0),e.data.push(o),e.size+=o.data.byteLength},pmt:function(){var s={type:"metadata",tracks:[]};null!==(e=o.programMapTable).video&&s.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+e.video,codec:"avc",type:"video"}),null!==e.audio&&s.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+e.audio,codec:"adts",type:"audio"}),i=!0,t.trigger("data",s)}})[o.type]()},this.reset=function(){s.size=0,s.data.length=0,n.size=0,n.data.length=0,this.trigger("reset")},this.flushStreams_=function(){r(s,"video"),r(n,"audio"),r(a,"timed-metadata")},this.flush=function(){if(!i&&e){var s={type:"metadata",tracks:[]};null!==e.video&&s.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+e.video,codec:"avc",type:"video"}),null!==e.audio&&s.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+e.audio,codec:"adts",type:"audio"}),t.trigger("data",s)}i=!1,this.flushStreams_(),this.trigger("done")}},He.prototype=new je;var Je={PAT_PID:0,MP2T_PACKET_LENGTH:Ke,TransportPacketStream:We,TransportParseStream:Ve,ElementaryStream:He,TimestampRolloverStream:Qe,CaptionStream:ze.CaptionStream,Cea608Stream:ze.Cea608Stream,Cea708Stream:ze.Cea708Stream,MetadataStream:Xe};for(var Ze in Ye)Ye.hasOwnProperty(Ze)&&(Je[Ze]=Ye[Ze]);var et,tt=Je,it=oe.ONE_SECOND_IN_TS,st=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];(et=function(e){var t,i=0;et.prototype.init.call(this),this.skipWarn_=function(e,t){this.trigger("log",{level:"warn",message:`adts skiping bytes ${e} to ${t} in frame ${i} outside syncword`})},this.push=function(s){var n,a,r,o,d,l=0;if(e||(i=0),"audio"===s.type){var u;for(t&&t.length?(r=t,(t=new Uint8Array(r.byteLength+s.data.byteLength)).set(r),t.set(s.data,r.byteLength)):t=s.data;l+7<t.length;)if(255===t[l]&&240==(246&t[l+1])){if("number"==typeof u&&(this.skipWarn_(u,l),u=null),a=2*(1&~t[l+1]),n=(3&t[l+3])<<11|t[l+4]<<3|(224&t[l+5])>>5,d=(o=1024*(1+(3&t[l+6])))*it/st[(60&t[l+2])>>>2],t.byteLength-l<n)break;this.trigger("data",{pts:s.pts+i*d,dts:s.dts+i*d,sampleCount:o,audioobjecttype:1+(t[l+2]>>>6&3),channelcount:(1&t[l+2])<<2|(192&t[l+3])>>>6,samplerate:st[(60&t[l+2])>>>2],samplingfrequencyindex:(60&t[l+2])>>>2,samplesize:16,data:t.subarray(l+7+a,l+n)}),i++,l+=n}else"number"!=typeof u&&(u=l),l++;"number"==typeof u&&(this.skipWarn_(u,l),u=null),t=t.subarray(l)}},this.flush=function(){i=0,this.trigger("done")},this.reset=function(){t=void 0,this.trigger("reset")},this.endTimeline=function(){t=void 0,this.trigger("endedtimeline")}}).prototype=new G;var nt,at,rt,ot=et,dt=G,lt=function(e){var t=e.byteLength,i=0,s=0;this.length=function(){return 8*t},this.bitsAvailable=function(){return 8*t+s},this.loadWord=function(){var n=e.byteLength-t,a=new Uint8Array(4),r=Math.min(4,t);if(0===r)throw new Error("no bytes available");a.set(e.subarray(n,n+r)),i=new DataView(a.buffer).getUint32(0),s=8*r,t-=r},this.skipBits=function(e){var n;s>e?(i<<=e,s-=e):(e-=s,e-=8*(n=Math.floor(e/8)),t-=n,this.loadWord(),i<<=e,s-=e)},this.readBits=function(e){var n=Math.min(s,e),a=i>>>32-n;return(s-=n)>0?i<<=n:t>0&&this.loadWord(),(n=e-n)>0?a<<n|this.readBits(n):a},this.skipLeadingZeros=function(){var e;for(e=0;e<s;++e)if(0!=(i&2147483648>>>e))return i<<=e,s-=e,e;return this.loadWord(),e+this.skipLeadingZeros()},this.skipUnsignedExpGolomb=function(){this.skipBits(1+this.skipLeadingZeros())},this.skipExpGolomb=function(){this.skipBits(1+this.skipLeadingZeros())},this.readUnsignedExpGolomb=function(){var e=this.skipLeadingZeros();return this.readBits(e+1)-1},this.readExpGolomb=function(){var e=this.readUnsignedExpGolomb();return 1&e?1+e>>>1:-1*(e>>>1)},this.readBoolean=function(){return 1===this.readBits(1)},this.readUnsignedByte=function(){return this.readBits(8)},this.loadWord()};(at=function(){var e,t,i=0;at.prototype.init.call(this),this.push=function(s){var n;t?((n=new Uint8Array(t.byteLength+s.data.byteLength)).set(t),n.set(s.data,t.byteLength),t=n):t=s.data;for(var a=t.byteLength;i<a-3;i++)if(1===t[i+2]){e=i+5;break}for(;e<a;)switch(t[e]){case 0:if(0!==t[e-1]){e+=2;break}if(0!==t[e-2]){e++;break}i+3!==e-2&&this.trigger("data",t.subarray(i+3,e-2));do{e++}while(1!==t[e]&&e<a);i=e-2,e+=3;break;case 1:if(0!==t[e-1]||0!==t[e-2]){e+=3;break}this.trigger("data",t.subarray(i+3,e-2)),i=e-2,e+=3;break;default:e+=3}t=t.subarray(i),e-=i,i=0},this.reset=function(){t=null,i=0,this.trigger("reset")},this.flush=function(){t&&t.byteLength>3&&this.trigger("data",t.subarray(i+3)),t=null,i=0,this.trigger("done")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline")}}).prototype=new dt,rt={100:!0,110:!0,122:!0,244:!0,44:!0,83:!0,86:!0,118:!0,128:!0,138:!0,139:!0,134:!0},nt=function(){var e,t,i,s,n,a,r,o=new at;nt.prototype.init.call(this),e=this,this.push=function(e){"video"===e.type&&(t=e.trackId,i=e.pts,s=e.dts,o.push(e))},o.on("data",(function(r){var o={trackId:t,pts:i,dts:s,data:r,nalUnitTypeCode:31&r[0]};switch(o.nalUnitTypeCode){case 5:o.nalUnitType="slice_layer_without_partitioning_rbsp_idr";break;case 6:o.nalUnitType="sei_rbsp",o.escapedRBSP=n(r.subarray(1));break;case 7:o.nalUnitType="seq_parameter_set_rbsp",o.escapedRBSP=n(r.subarray(1)),o.config=a(o.escapedRBSP);break;case 8:o.nalUnitType="pic_parameter_set_rbsp";break;case 9:o.nalUnitType="access_unit_delimiter_rbsp"}e.trigger("data",o)})),o.on("done",(function(){e.trigger("done")})),o.on("partialdone",(function(){e.trigger("partialdone")})),o.on("reset",(function(){e.trigger("reset")})),o.on("endedtimeline",(function(){e.trigger("endedtimeline")})),this.flush=function(){o.flush()},this.partialFlush=function(){o.partialFlush()},this.reset=function(){o.reset()},this.endTimeline=function(){o.endTimeline()},r=function(e,t){var i,s=8,n=8;for(i=0;i<e;i++)0!==n&&(n=(s+t.readExpGolomb()+256)%256),s=0===n?s:n},n=function(e){for(var t,i,s=e.byteLength,n=[],a=1;a<s-2;)0===e[a]&&0===e[a+1]&&3===e[a+2]?(n.push(a+2),a+=2):a++;if(0===n.length)return e;t=s-n.length,i=new Uint8Array(t);var r=0;for(a=0;a<t;r++,a++)r===n[0]&&(r++,n.shift()),i[a]=e[r];return i},a=function(e){var t,i,s,n,a,o,d,l,u,h,c,p,m=0,g=0,f=0,y=0,_=[1,1];if(i=(t=new lt(e)).readUnsignedByte(),n=t.readUnsignedByte(),s=t.readUnsignedByte(),t.skipUnsignedExpGolomb(),rt[i]&&(3===(a=t.readUnsignedExpGolomb())&&t.skipBits(1),t.skipUnsignedExpGolomb(),t.skipUnsignedExpGolomb(),t.skipBits(1),t.readBoolean()))for(c=3!==a?8:12,p=0;p<c;p++)t.readBoolean()&&r(p<6?16:64,t);if(t.skipUnsignedExpGolomb(),0===(o=t.readUnsignedExpGolomb()))t.readUnsignedExpGolomb();else if(1===o)for(t.skipBits(1),t.skipExpGolomb(),t.skipExpGolomb(),d=t.readUnsignedExpGolomb(),p=0;p<d;p++)t.skipExpGolomb();if(t.skipUnsignedExpGolomb(),t.skipBits(1),l=t.readUnsignedExpGolomb(),u=t.readUnsignedExpGolomb(),0===(h=t.readBits(1))&&t.skipBits(1),t.skipBits(1),t.readBoolean()&&(m=t.readUnsignedExpGolomb(),g=t.readUnsignedExpGolomb(),f=t.readUnsignedExpGolomb(),y=t.readUnsignedExpGolomb()),t.readBoolean()&&t.readBoolean()){switch(t.readUnsignedByte()){case 1:_=[1,1];break;case 2:_=[12,11];break;case 3:_=[10,11];break;case 4:_=[16,11];break;case 5:_=[40,33];break;case 6:_=[24,11];break;case 7:_=[20,11];break;case 8:_=[32,11];break;case 9:_=[80,33];break;case 10:_=[18,11];break;case 11:_=[15,11];break;case 12:_=[64,33];break;case 13:_=[160,99];break;case 14:_=[4,3];break;case 15:_=[3,2];break;case 16:_=[2,1];break;case 255:_=[t.readUnsignedByte()<<8|t.readUnsignedByte(),t.readUnsignedByte()<<8|t.readUnsignedByte()]}_&&(_[0],_[1])}return{profileIdc:i,levelIdc:s,profileCompatibility:n,width:16*(l+1)-2*m-2*g,height:(2-h)*(u+1)*16-2*f-2*y,sarRatio:_}}},nt.prototype=new dt;var ut,ht={H264Stream:nt,NalByteStream:at},ct=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350],pt=function(e,t){var i=e[t+6]<<21|e[t+7]<<14|e[t+8]<<7|e[t+9];return i=i>=0?i:0,(16&e[t+5])>>4?i+20:i+10},mt=function(e,t){return e.length-t<10||e[t]!=="I".charCodeAt(0)||e[t+1]!=="D".charCodeAt(0)||e[t+2]!=="3".charCodeAt(0)?t:(t+=pt(e,t),mt(e,t))},gt=function(e){return e[0]<<21|e[1]<<14|e[2]<<7|e[3]},ft={isLikelyAacData:function(e){var t=mt(e,0);return e.length>=t+2&&255==(255&e[t])&&240==(240&e[t+1])&&16==(22&e[t+1])},parseId3TagSize:pt,parseAdtsSize:function(e,t){var i=(224&e[t+5])>>5,s=e[t+4]<<3;return 6144&e[t+3]|s|i},parseType:function(e,t){return e[t]==="I".charCodeAt(0)&&e[t+1]==="D".charCodeAt(0)&&e[t+2]==="3".charCodeAt(0)?"timed-metadata":!0&e[t]&&240==(240&e[t+1])?"audio":null},parseSampleRate:function(e){for(var t=0;t+5<e.length;){if(255===e[t]&&240==(246&e[t+1]))return ct[(60&e[t+2])>>>2];t++}return null},parseAacTimestamp:function(e){var t,i,s;t=10,64&e[5]&&(t+=4,t+=gt(e.subarray(10,14)));do{if((i=gt(e.subarray(t+4,t+8)))<1)return null;if("PRIV"===String.fromCharCode(e[t],e[t+1],e[t+2],e[t+3])){s=e.subarray(t+10,t+i+10);for(var n=0;n<s.byteLength;n++)if(0===s[n]){var a=unescape(function(e,t,i){var s,n="";for(s=0;s<i;s++)n+="%"+("00"+e[s].toString(16)).slice(-2);return n}(s,0,n));if("com.apple.streaming.transportStreamTimestamp"===a){var r=s.subarray(n+1),o=(1&r[3])<<30|r[4]<<22|r[5]<<14|r[6]<<6|r[7]>>>2;return(o*=4)+(3&r[7])}break}}t+=10,t+=i}while(t<e.byteLength);return null}},yt=ft;(ut=function(){var e=new Uint8Array,t=0;ut.prototype.init.call(this),this.setTimestamp=function(e){t=e},this.push=function(i){var s,n,a,r,o=0,d=0;for(e.length?(r=e.length,(e=new Uint8Array(i.byteLength+r)).set(e.subarray(0,r)),e.set(i,r)):e=i;e.length-d>=3;)if(e[d]!=="I".charCodeAt(0)||e[d+1]!=="D".charCodeAt(0)||e[d+2]!=="3".charCodeAt(0))if(255!=(255&e[d])||240!=(240&e[d+1]))d++;else{if(e.length-d<7)break;if(d+(o=yt.parseAdtsSize(e,d))>e.length)break;a={type:"audio",data:e.subarray(d,d+o),pts:t,dts:t},this.trigger("data",a),d+=o}else{if(e.length-d<10)break;if(d+(o=yt.parseId3TagSize(e,d))>e.length)break;n={type:"timed-metadata",data:e.subarray(d,d+o)},this.trigger("data",n),d+=o}s=e.length-d,e=s>0?e.subarray(d):new Uint8Array},this.reset=function(){e=new Uint8Array,this.trigger("reset")},this.endTimeline=function(){e=new Uint8Array,this.trigger("endedtimeline")}}).prototype=new G;var _t,Tt,bt,St,vt=G,wt=ee,It=ie,Et=le,At=he,Dt=tt,xt=oe,Lt=ot,Pt=ht.H264Stream,Ct=ut,kt=ft.isLikelyAacData,Ut=oe.ONE_SECOND_IN_TS,Ot=["audioobjecttype","channelcount","samplerate","samplingfrequencyindex","samplesize"],Rt=["width","height","profileIdc","levelIdc","profileCompatibility","sarRatio"],Mt=function(e,t){t.stream=e,this.trigger("log",t)},Nt=function(e,t){for(var i=Object.keys(t),s=0;s<i.length;s++){var n=i[s];"headOfPipeline"!==n&&t[n].on&&t[n].on("log",Mt.bind(e,n))}},Bt=function(e,t){var i;if(e.length!==t.length)return!1;for(i=0;i<e.length;i++)if(e[i]!==t[i])return!1;return!0},Ft=function(e,t,i,s,n,a){return{start:{dts:e,pts:e+(i-t)},end:{dts:e+(s-t),pts:e+(n-i)},prependedContentDuration:a,baseMediaDecodeTime:e}};Tt=function(e,t){var i,s=[],n=0,a=0,r=1/0;i=(t=t||{}).firstSequenceNumber||0,Tt.prototype.init.call(this),this.push=function(t){At.collectDtsInfo(e,t),e&&Ot.forEach((function(i){e[i]=t[i]})),s.push(t)},this.setEarliestDts=function(e){n=e},this.setVideoBaseMediaDecodeTime=function(e){r=e},this.setAudioAppendStart=function(e){a=e},this.flush=function(){var o,d,l,u,h,c,p;0!==s.length?(o=Et.trimAdtsFramesByEarliestDts(s,e,n),e.baseMediaDecodeTime=At.calculateTrackBaseMediaDecodeTime(e,t.keepOriginalTimestamps),p=Et.prefixWithSilence(e,o,a,r),e.samples=Et.generateSampleTable(o),l=wt.mdat(Et.concatenateFrameData(o)),s=[],d=wt.moof(i,[e]),u=new Uint8Array(d.byteLength+l.byteLength),i++,u.set(d),u.set(l,d.byteLength),At.clearDtsInfo(e),h=Math.ceil(1024*Ut/e.samplerate),o.length&&(c=o.length*h,this.trigger("segmentTimingInfo",Ft(xt.audioTsToVideoTs(e.baseMediaDecodeTime,e.samplerate),o[0].dts,o[0].pts,o[0].dts+c,o[0].pts+c,p||0)),this.trigger("timingInfo",{start:o[0].pts,end:o[0].pts+c})),this.trigger("data",{track:e,boxes:u}),this.trigger("done","AudioSegmentStream")):this.trigger("done","AudioSegmentStream")},this.reset=function(){At.clearDtsInfo(e),s=[],this.trigger("reset")}},Tt.prototype=new vt,_t=function(e,t){var i,s,n,a=[],r=[];i=(t=t||{}).firstSequenceNumber||0,_t.prototype.init.call(this),delete e.minPTS,this.gopCache_=[],this.push=function(t){At.collectDtsInfo(e,t),"seq_parameter_set_rbsp"!==t.nalUnitType||s||(s=t.config,e.sps=[t.data],Rt.forEach((function(t){e[t]=s[t]}),this)),"pic_parameter_set_rbsp"!==t.nalUnitType||n||(n=t.data,e.pps=[t.data]),a.push(t)},this.flush=function(){for(var s,n,o,d,l,u,h,c,p=0;a.length&&"access_unit_delimiter_rbsp"!==a[0].nalUnitType;)a.shift();if(0===a.length)return this.resetStream_(),void this.trigger("done","VideoSegmentStream");if(s=It.groupNalsIntoFrames(a),(o=It.groupFramesIntoGops(s))[0][0].keyFrame||((n=this.getGopForFusion_(a[0],e))?(p=n.duration,o.unshift(n),o.byteLength+=n.byteLength,o.nalCount+=n.nalCount,o.pts=n.pts,o.dts=n.dts,o.duration+=n.duration):o=It.extendFirstKeyFrame(o)),r.length){var m;if(!(m=t.alignGopsAtEnd?this.alignGopsAtEnd_(o):this.alignGopsAtStart_(o)))return this.gopCache_.unshift({gop:o.pop(),pps:e.pps,sps:e.sps}),this.gopCache_.length=Math.min(6,this.gopCache_.length),a=[],this.resetStream_(),void this.trigger("done","VideoSegmentStream");At.clearDtsInfo(e),o=m}At.collectDtsInfo(e,o),e.samples=It.generateSampleTable(o),l=wt.mdat(It.concatenateNalData(o)),e.baseMediaDecodeTime=At.calculateTrackBaseMediaDecodeTime(e,t.keepOriginalTimestamps),this.trigger("processedGopsInfo",o.map((function(e){return{pts:e.pts,dts:e.dts,byteLength:e.byteLength}}))),h=o[0],c=o[o.length-1],this.trigger("segmentTimingInfo",Ft(e.baseMediaDecodeTime,h.dts,h.pts,c.dts+c.duration,c.pts+c.duration,p)),this.trigger("timingInfo",{start:o[0].pts,end:o[o.length-1].pts+o[o.length-1].duration}),this.gopCache_.unshift({gop:o.pop(),pps:e.pps,sps:e.sps}),this.gopCache_.length=Math.min(6,this.gopCache_.length),a=[],this.trigger("baseMediaDecodeTime",e.baseMediaDecodeTime),this.trigger("timelineStartInfo",e.timelineStartInfo),d=wt.moof(i,[e]),u=new Uint8Array(d.byteLength+l.byteLength),i++,u.set(d),u.set(l,d.byteLength),this.trigger("data",{track:e,boxes:u}),this.resetStream_(),this.trigger("done","VideoSegmentStream")},this.reset=function(){this.resetStream_(),a=[],this.gopCache_.length=0,r.length=0,this.trigger("reset")},this.resetStream_=function(){At.clearDtsInfo(e),s=void 0,n=void 0},this.getGopForFusion_=function(t){var i,s,n,a,r,o=1/0;for(r=0;r<this.gopCache_.length;r++)n=(a=this.gopCache_[r]).gop,e.pps&&Bt(e.pps[0],a.pps[0])&&e.sps&&Bt(e.sps[0],a.sps[0])&&(n.dts<e.timelineStartInfo.dts||(i=t.dts-n.dts-n.duration)>=-1e4&&i<=45e3&&(!s||o>i)&&(s=a,o=i));return s?s.gop:null},this.alignGopsAtStart_=function(e){var t,i,s,n,a,o,d,l;for(a=e.byteLength,o=e.nalCount,d=e.duration,t=i=0;t<r.length&&i<e.length&&(s=r[t],n=e[i],s.pts!==n.pts);)n.pts>s.pts?t++:(i++,a-=n.byteLength,o-=n.nalCount,d-=n.duration);return 0===i?e:i===e.length?null:((l=e.slice(i)).byteLength=a,l.duration=d,l.nalCount=o,l.pts=l[0].pts,l.dts=l[0].dts,l)},this.alignGopsAtEnd_=function(e){var t,i,s,n,a,o,d;for(t=r.length-1,i=e.length-1,a=null,o=!1;t>=0&&i>=0;){if(s=r[t],n=e[i],s.pts===n.pts){o=!0;break}s.pts>n.pts?t--:(t===r.length-1&&(a=i),i--)}if(!o&&null===a)return null;if(0===(d=o?i:a))return e;var l=e.slice(d),u=l.reduce((function(e,t){return e.byteLength+=t.byteLength,e.duration+=t.duration,e.nalCount+=t.nalCount,e}),{byteLength:0,duration:0,nalCount:0});return l.byteLength=u.byteLength,l.duration=u.duration,l.nalCount=u.nalCount,l.pts=l[0].pts,l.dts=l[0].dts,l},this.alignGopsWith=function(e){r=e}},_t.prototype=new vt,St=function(e,t){this.numberOfTracks=0,this.metadataStream=t,void 0!==(e=e||{}).remux?this.remuxTracks=!!e.remux:this.remuxTracks=!0,"boolean"==typeof e.keepOriginalTimestamps?this.keepOriginalTimestamps=e.keepOriginalTimestamps:this.keepOriginalTimestamps=!1,this.pendingTracks=[],this.videoTrack=null,this.pendingBoxes=[],this.pendingCaptions=[],this.pendingMetadata=[],this.pendingBytes=0,this.emittedTracks=0,St.prototype.init.call(this),this.push=function(e){return e.content||e.text?this.pendingCaptions.push(e):e.frames?this.pendingMetadata.push(e):(this.pendingTracks.push(e.track),this.pendingBytes+=e.boxes.byteLength,"video"===e.track.type&&(this.videoTrack=e.track,this.pendingBoxes.push(e.boxes)),void("audio"===e.track.type&&(this.audioTrack=e.track,this.pendingBoxes.unshift(e.boxes))))}},St.prototype=new vt,St.prototype.flush=function(e){var t,i,s,n,a=0,r={captions:[],captionStreams:{},metadata:[],info:{}},o=0;if(this.pendingTracks.length<this.numberOfTracks){if("VideoSegmentStream"!==e&&"AudioSegmentStream"!==e)return;if(this.remuxTracks)return;if(0===this.pendingTracks.length)return this.emittedTracks++,void(this.emittedTracks>=this.numberOfTracks&&(this.trigger("done"),this.emittedTracks=0))}if(this.videoTrack?(o=this.videoTrack.timelineStartInfo.pts,Rt.forEach((function(e){r.info[e]=this.videoTrack[e]}),this)):this.audioTrack&&(o=this.audioTrack.timelineStartInfo.pts,Ot.forEach((function(e){r.info[e]=this.audioTrack[e]}),this)),this.videoTrack||this.audioTrack){for(1===this.pendingTracks.length?r.type=this.pendingTracks[0].type:r.type="combined",this.emittedTracks+=this.pendingTracks.length,s=wt.initSegment(this.pendingTracks),r.initSegment=new Uint8Array(s.byteLength),r.initSegment.set(s),r.data=new Uint8Array(this.pendingBytes),n=0;n<this.pendingBoxes.length;n++)r.data.set(this.pendingBoxes[n],a),a+=this.pendingBoxes[n].byteLength;for(n=0;n<this.pendingCaptions.length;n++)(t=this.pendingCaptions[n]).startTime=xt.metadataTsToSeconds(t.startPts,o,this.keepOriginalTimestamps),t.endTime=xt.metadataTsToSeconds(t.endPts,o,this.keepOriginalTimestamps),r.captionStreams[t.stream]=!0,r.captions.push(t);for(n=0;n<this.pendingMetadata.length;n++)(i=this.pendingMetadata[n]).cueTime=xt.metadataTsToSeconds(i.pts,o,this.keepOriginalTimestamps),r.metadata.push(i);for(r.metadata.dispatchType=this.metadataStream.dispatchType,this.pendingTracks.length=0,this.videoTrack=null,this.pendingBoxes.length=0,this.pendingCaptions.length=0,this.pendingBytes=0,this.pendingMetadata.length=0,this.trigger("data",r),n=0;n<r.captions.length;n++)t=r.captions[n],this.trigger("caption",t);for(n=0;n<r.metadata.length;n++)i=r.metadata[n],this.trigger("id3Frame",i)}this.emittedTracks>=this.numberOfTracks&&(this.trigger("done"),this.emittedTracks=0)},St.prototype.setRemux=function(e){this.remuxTracks=e},(bt=function(e){var t,i,s=this,n=!0;bt.prototype.init.call(this),e=e||{},this.baseMediaDecodeTime=e.baseMediaDecodeTime||0,this.transmuxPipeline_={},this.setupAacPipeline=function(){var n={};this.transmuxPipeline_=n,n.type="aac",n.metadataStream=new Dt.MetadataStream,n.aacStream=new Ct,n.audioTimestampRolloverStream=new Dt.TimestampRolloverStream("audio"),n.timedMetadataTimestampRolloverStream=new Dt.TimestampRolloverStream("timed-metadata"),n.adtsStream=new Lt,n.coalesceStream=new St(e,n.metadataStream),n.headOfPipeline=n.aacStream,n.aacStream.pipe(n.audioTimestampRolloverStream).pipe(n.adtsStream),n.aacStream.pipe(n.timedMetadataTimestampRolloverStream).pipe(n.metadataStream).pipe(n.coalesceStream),n.metadataStream.on("timestamp",(function(e){n.aacStream.setTimestamp(e.timeStamp)})),n.aacStream.on("data",(function(a){"timed-metadata"!==a.type&&"audio"!==a.type||n.audioSegmentStream||(i=i||{timelineStartInfo:{baseMediaDecodeTime:s.baseMediaDecodeTime},codec:"adts",type:"audio"},n.coalesceStream.numberOfTracks++,n.audioSegmentStream=new Tt(i,e),n.audioSegmentStream.on("log",s.getLogTrigger_("audioSegmentStream")),n.audioSegmentStream.on("timingInfo",s.trigger.bind(s,"audioTimingInfo")),n.adtsStream.pipe(n.audioSegmentStream).pipe(n.coalesceStream),s.trigger("trackinfo",{hasAudio:!!i,hasVideo:!!t}))})),n.coalesceStream.on("data",this.trigger.bind(this,"data")),n.coalesceStream.on("done",this.trigger.bind(this,"done")),Nt(this,n)},this.setupTsPipeline=function(){var n={};this.transmuxPipeline_=n,n.type="ts",n.metadataStream=new Dt.MetadataStream,n.packetStream=new Dt.TransportPacketStream,n.parseStream=new Dt.TransportParseStream,n.elementaryStream=new Dt.ElementaryStream,n.timestampRolloverStream=new Dt.TimestampRolloverStream,n.adtsStream=new Lt,n.h264Stream=new Pt,n.captionStream=new Dt.CaptionStream(e),n.coalesceStream=new St(e,n.metadataStream),n.headOfPipeline=n.packetStream,n.packetStream.pipe(n.parseStream).pipe(n.elementaryStream).pipe(n.timestampRolloverStream),n.timestampRolloverStream.pipe(n.h264Stream),n.timestampRolloverStream.pipe(n.adtsStream),n.timestampRolloverStream.pipe(n.metadataStream).pipe(n.coalesceStream),n.h264Stream.pipe(n.captionStream).pipe(n.coalesceStream),n.elementaryStream.on("data",(function(a){var r;if("metadata"===a.type){for(r=a.tracks.length;r--;)t||"video"!==a.tracks[r].type?i||"audio"!==a.tracks[r].type||((i=a.tracks[r]).timelineStartInfo.baseMediaDecodeTime=s.baseMediaDecodeTime):(t=a.tracks[r]).timelineStartInfo.baseMediaDecodeTime=s.baseMediaDecodeTime;t&&!n.videoSegmentStream&&(n.coalesceStream.numberOfTracks++,n.videoSegmentStream=new _t(t,e),n.videoSegmentStream.on("log",s.getLogTrigger_("videoSegmentStream")),n.videoSegmentStream.on("timelineStartInfo",(function(t){i&&!e.keepOriginalTimestamps&&(i.timelineStartInfo=t,n.audioSegmentStream.setEarliestDts(t.dts-s.baseMediaDecodeTime))})),n.videoSegmentStream.on("processedGopsInfo",s.trigger.bind(s,"gopInfo")),n.videoSegmentStream.on("segmentTimingInfo",s.trigger.bind(s,"videoSegmentTimingInfo")),n.videoSegmentStream.on("baseMediaDecodeTime",(function(e){i&&n.audioSegmentStream.setVideoBaseMediaDecodeTime(e)})),n.videoSegmentStream.on("timingInfo",s.trigger.bind(s,"videoTimingInfo")),n.h264Stream.pipe(n.videoSegmentStream).pipe(n.coalesceStream)),i&&!n.audioSegmentStream&&(n.coalesceStream.numberOfTracks++,n.audioSegmentStream=new Tt(i,e),n.audioSegmentStream.on("log",s.getLogTrigger_("audioSegmentStream")),n.audioSegmentStream.on("timingInfo",s.trigger.bind(s,"audioTimingInfo")),n.audioSegmentStream.on("segmentTimingInfo",s.trigger.bind(s,"audioSegmentTimingInfo")),n.adtsStream.pipe(n.audioSegmentStream).pipe(n.coalesceStream)),s.trigger("trackinfo",{hasAudio:!!i,hasVideo:!!t})}})),n.coalesceStream.on("data",this.trigger.bind(this,"data")),n.coalesceStream.on("id3Frame",(function(e){e.dispatchType=n.metadataStream.dispatchType,s.trigger("id3Frame",e)})),n.coalesceStream.on("caption",this.trigger.bind(this,"caption")),n.coalesceStream.on("done",this.trigger.bind(this,"done")),Nt(this,n)},this.setBaseMediaDecodeTime=function(s){var n=this.transmuxPipeline_;e.keepOriginalTimestamps||(this.baseMediaDecodeTime=s),i&&(i.timelineStartInfo.dts=void 0,i.timelineStartInfo.pts=void 0,At.clearDtsInfo(i),n.audioTimestampRolloverStream&&n.audioTimestampRolloverStream.discontinuity()),t&&(n.videoSegmentStream&&(n.videoSegmentStream.gopCache_=[]),t.timelineStartInfo.dts=void 0,t.timelineStartInfo.pts=void 0,At.clearDtsInfo(t),n.captionStream.reset()),n.timestampRolloverStream&&n.timestampRolloverStream.discontinuity()},this.setAudioAppendStart=function(e){i&&this.transmuxPipeline_.audioSegmentStream.setAudioAppendStart(e)},this.setRemux=function(t){var i=this.transmuxPipeline_;e.remux=t,i&&i.coalesceStream&&i.coalesceStream.setRemux(t)},this.alignGopsWith=function(e){t&&this.transmuxPipeline_.videoSegmentStream&&this.transmuxPipeline_.videoSegmentStream.alignGopsWith(e)},this.getLogTrigger_=function(e){var t=this;return function(i){i.stream=e,t.trigger("log",i)}},this.push=function(e){if(n){var t=kt(e);t&&"aac"!==this.transmuxPipeline_.type?this.setupAacPipeline():t||"ts"===this.transmuxPipeline_.type||this.setupTsPipeline(),n=!1}this.transmuxPipeline_.headOfPipeline.push(e)},this.flush=function(){n=!0,this.transmuxPipeline_.headOfPipeline.flush()},this.endTimeline=function(){this.transmuxPipeline_.headOfPipeline.endTimeline()},this.reset=function(){this.transmuxPipeline_.headOfPipeline&&this.transmuxPipeline_.headOfPipeline.reset()},this.resetCaptions=function(){this.transmuxPipeline_.captionStream&&this.transmuxPipeline_.captionStream.reset()}}).prototype=new vt;var qt,$t,Gt,Wt,Vt={Transmuxer:bt,VideoSegmentStream:_t,AudioSegmentStream:Tt,AUDIO_PROPERTIES:Ot,VIDEO_PROPERTIES:Rt,generateSegmentTimingInfo:Ft},Ht=function(e){return e>>>0},Xt=function(e){var t="";return t+=String.fromCharCode(e[0]),t+=String.fromCharCode(e[1]),(t+=String.fromCharCode(e[2]))+String.fromCharCode(e[3])},jt=Ht,zt=Xt,Yt=function(e,t){var i,s,n,a,r,o=[];if(!t.length)return null;for(i=0;i<e.byteLength;)s=jt(e[i]<<24|e[i+1]<<16|e[i+2]<<8|e[i+3]),n=zt(e.subarray(i+4,i+8)),a=s>1?i+s:e.byteLength,n===t[0]&&(1===t.length?o.push(e.subarray(i+8,a)):(r=Yt(e.subarray(i+8,a),t.slice(1))).length&&(o=o.concat(r))),i=a;return o},Qt=Ht,Kt=V.getUint64,Jt=function(e){var t={version:e[0],flags:new Uint8Array(e.subarray(1,4))};return 1===t.version?t.baseMediaDecodeTime=Kt(e.subarray(4)):t.baseMediaDecodeTime=Qt(e[4]<<24|e[5]<<16|e[6]<<8|e[7]),t},Zt=function(e){return{isLeading:(12&e[0])>>>2,dependsOn:3&e[0],isDependedOn:(192&e[1])>>>6,hasRedundancy:(48&e[1])>>>4,paddingValue:(14&e[1])>>>1,isNonSyncSample:1&e[1],degradationPriority:e[2]<<8|e[3]}},ei=function(e){var t,i={version:e[0],flags:new Uint8Array(e.subarray(1,4)),samples:[]},s=new DataView(e.buffer,e.byteOffset,e.byteLength),n=1&i.flags[2],a=4&i.flags[2],r=1&i.flags[1],o=2&i.flags[1],d=4&i.flags[1],l=8&i.flags[1],u=s.getUint32(4),h=8;for(n&&(i.dataOffset=s.getInt32(h),h+=4),a&&u&&(t={flags:Zt(e.subarray(h,h+4))},h+=4,r&&(t.duration=s.getUint32(h),h+=4),o&&(t.size=s.getUint32(h),h+=4),l&&(1===i.version?t.compositionTimeOffset=s.getInt32(h):t.compositionTimeOffset=s.getUint32(h),h+=4),i.samples.push(t),u--);u--;)t={},r&&(t.duration=s.getUint32(h),h+=4),o&&(t.size=s.getUint32(h),h+=4),d&&(t.flags=Zt(e.subarray(h,h+4)),h+=4),l&&(1===i.version?t.compositionTimeOffset=s.getInt32(h):t.compositionTimeOffset=s.getUint32(h),h+=4),i.samples.push(t);return i},ti=function(e){var t,i=new DataView(e.buffer,e.byteOffset,e.byteLength),s={version:e[0],flags:new Uint8Array(e.subarray(1,4)),trackId:i.getUint32(4)},n=1&s.flags[2],a=2&s.flags[2],r=8&s.flags[2],o=16&s.flags[2],d=32&s.flags[2],l=65536&s.flags[0],u=131072&s.flags[0];return t=8,n&&(t+=4,s.baseDataOffset=i.getUint32(12),t+=4),a&&(s.sampleDescriptionIndex=i.getUint32(t),t+=4),r&&(s.defaultSampleDuration=i.getUint32(t),t+=4),o&&(s.defaultSampleSize=i.getUint32(t),t+=4),d&&(s.defaultSampleFlags=i.getUint32(t)),l&&(s.durationIsEmpty=!0),!n&&u&&(s.baseDataOffsetIsMoof=!0),s},ii=(qt="undefined"!=typeof window?window:void 0!==e?e:"undefined"!=typeof self?self:{},ce.discardEmulationPreventionBytes),si=Ae.CaptionStream,ni=Yt,ai=Jt,ri=ei,oi=ti,di=qt,li=function(e,t){for(var i=e,s=0;s<t.length;s++){var n=t[s];if(i<n.size)return n;i-=n.size}return null},ui=function(){var e,t,i,s,n,a,r=!1;this.isInitialized=function(){return r},this.init=function(t){e=new si,r=!0,a=!!t&&t.isPartial,e.on("data",(function(e){e.startTime=e.startPts/s,e.endTime=e.endPts/s,n.captions.push(e),n.captionStreams[e.stream]=!0})),e.on("log",(function(e){n.logs.push(e)}))},this.isNewInit=function(e,t){return!(e&&0===e.length||t&&"object"==typeof t&&0===Object.keys(t).length||i===e[0]&&s===t[i])},this.parse=function(e,a,r){var o;if(!this.isInitialized())return null;if(!a||!r)return null;if(this.isNewInit(a,r))i=a[0],s=r[i];else if(null===i||!s)return t.push(e),null;for(;t.length>0;){var d=t.shift();this.parse(d,a,r)}return o=function(e,t,i){if(null===t)return null;var s=function(e,t){var i=ni(e,["moof","traf"]),s=ni(e,["mdat"]),n={},a=[];return s.forEach((function(e,t){var s=i[t];a.push({mdat:e,traf:s})})),a.forEach((function(e){var i,s,a=e.mdat,r=e.traf,o=ni(r,["tfhd"]),d=oi(o[0]),l=d.trackId,u=ni(r,["tfdt"]),h=u.length>0?ai(u[0]).baseMediaDecodeTime:0,c=ni(r,["trun"]);t===l&&c.length>0&&(i=function(e,t,i){var s=t,n=i.defaultSampleDuration||0,a=i.defaultSampleSize||0,r=i.trackId,o=[];return e.forEach((function(e){var t=ri(e).samples;t.forEach((function(e){void 0===e.duration&&(e.duration=n),void 0===e.size&&(e.size=a),e.trackId=r,e.dts=s,void 0===e.compositionTimeOffset&&(e.compositionTimeOffset=0),"bigint"==typeof s?(e.pts=s+di.BigInt(e.compositionTimeOffset),s+=di.BigInt(e.duration)):(e.pts=s+e.compositionTimeOffset,s+=e.duration)})),o=o.concat(t)})),o}(c,h,d),s=function(e,t,i){var s,n,a,r,o=new DataView(e.buffer,e.byteOffset,e.byteLength),d={logs:[],seiNals:[]};for(n=0;n+4<e.length;n+=a)if(a=o.getUint32(n),n+=4,!(a<=0))switch(31&e[n]){case 6:var l=e.subarray(n+1,n+1+a),u=li(n,t);if(s={nalUnitType:"sei_rbsp",size:a,data:l,escapedRBSP:ii(l),trackId:i},u)s.pts=u.pts,s.dts=u.dts,r=u;else{if(!r){d.logs.push({level:"warn",message:"We've encountered a nal unit without data at "+n+" for trackId "+i+". See mux.js#223."});break}s.pts=r.pts,s.dts=r.dts}d.seiNals.push(s)}return d}(a,i,l),n[l]||(n[l]={seiNals:[],logs:[]}),n[l].seiNals=n[l].seiNals.concat(s.seiNals),n[l].logs=n[l].logs.concat(s.logs))})),n}(e,t)[t]||{};return{seiNals:s.seiNals,logs:s.logs,timescale:i}}(e,i,s),o&&o.logs&&(n.logs=n.logs.concat(o.logs)),null!==o&&o.seiNals?(this.pushNals(o.seiNals),this.flushStream(),n):n.logs.length?{logs:n.logs,captions:[],captionStreams:[]}:null},this.pushNals=function(t){if(!this.isInitialized()||!t||0===t.length)return null;t.forEach((function(t){e.push(t)}))},this.flushStream=function(){if(!this.isInitialized())return null;a?e.partialFlush():e.flush()},this.clearParsedCaptions=function(){n.captions=[],n.captionStreams={},n.logs=[]},this.resetCaptionStream=function(){if(!this.isInitialized())return null;e.reset()},this.clearAllCaptions=function(){this.clearParsedCaptions(),this.resetCaptionStream()},this.reset=function(){t=[],i=null,s=null,n?this.clearParsedCaptions():n={captions:[],captionStreams:{},logs:[]},this.resetCaptionStream()},this.reset()},hi=function(e){for(var t=0,i=String.fromCharCode(e[t]),s="";"\0"!==i;)s+=i,t++,i=String.fromCharCode(e[t]);return s+i},ci=V.getUint64,pi=function(e){return void 0!==e||null!==e},mi={parseEmsgBox:function(e){var t,i,s,n,a,r,o,d=4,l=e[0];if(0===l)d+=(t=hi(e.subarray(d))).length,d+=(i=hi(e.subarray(d))).length,s=(u=new DataView(e.buffer)).getUint32(d),d+=4,a=u.getUint32(d),d+=4,r=u.getUint32(d),d+=4,o=u.getUint32(d),d+=4;else if(1===l){var u;s=(u=new DataView(e.buffer)).getUint32(d),d+=4,n=ci(e.subarray(d)),d+=8,r=u.getUint32(d),d+=4,o=u.getUint32(d),d+=4,d+=(t=hi(e.subarray(d))).length,d+=(i=hi(e.subarray(d))).length}var h={scheme_id_uri:t,value:i,timescale:s||1,presentation_time:n,presentation_time_delta:a,event_duration:r,id:o,message_data:new Uint8Array(e.subarray(d,e.byteLength))};return function(e,t){var i="\0"!==t.scheme_id_uri,s=0===e&&pi(t.presentation_time_delta)&&i,n=1===e&&pi(t.presentation_time)&&i;return!(e>1)&&s||n}(l,h)?h:void 0},scaleTime:function(e,t,i,s){return e||0===e?e/t:s+i/t}},gi=Ht,fi=function(e){return("00"+e.toString(16)).slice(-2)},yi=Yt,_i=Xt,Ti=mi,bi=V.getUint64,Si=qt,vi=qe.parseId3Frames;$t=function(e,t){var i=yi(t,["moof","traf"]).reduce((function(t,i){var s,n=yi(i,["tfhd"])[0],a=gi(n[4]<<24|n[5]<<16|n[6]<<8|n[7]),r=e[a]||9e4,o=yi(i,["tfdt"])[0],d=new DataView(o.buffer,o.byteOffset,o.byteLength);let l;return"bigint"==typeof(s=1===o[0]?bi(o.subarray(4,12)):d.getUint32(4))?l=s/Si.BigInt(r):"number"!=typeof s||isNaN(s)||(l=s/r),l<Number.MAX_SAFE_INTEGER&&(l=Number(l)),l<t&&(t=l),t}),1/0);return"bigint"==typeof i||isFinite(i)?i:0},Wt=function(e){var t=0===e[0]?12:20;return 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wi=$t,Ii=Gt,Ei=function(e,t=0){return yi(e,["emsg"]).map((e=>{var i=Ti.parseEmsgBox(new Uint8Array(e)),s=vi(i.message_data);return{cueTime:Ti.scaleTime(i.presentation_time,i.timescale,i.presentation_time_delta,t),duration:Ti.scaleTime(i.event_duration,i.timescale),frames:s}}))},Ai=De,Di=function(e){var t=31&e[1];return(t<<=8)|e[2]},xi=function(e){return!!(64&e[1])},Li=function(e){var t=0;return(48&e[3])>>>4>1&&(t+=e[4]+1),t},Pi=function(e){switch(e){case 5:return"slice_layer_without_partitioning_rbsp_idr";case 6:return"sei_rbsp";case 7:return"seq_parameter_set_rbsp";case 8:return"pic_parameter_set_rbsp";case 9:return"access_unit_delimiter_rbsp";default:return null}},Ci={parseType:function(e,t){var i=Di(e);return 0===i?"pat":i===t?"pmt":t?"pes":null},parsePat:function(e){var t=xi(e),i=4+Li(e);return t&&(i+=e[i]+1),(31&e[i+10])<<8|e[i+11]},parsePmt:function(e){var t={},i=xi(e),s=4+Li(e);if(i&&(s+=e[s]+1),1&e[s+5]){var n;n=3+((15&e[s+1])<<8|e[s+2])-4;for(var a=12+((15&e[s+10])<<8|e[s+11]);a<n;){var r=s+a;t[(31&e[r+1])<<8|e[r+2]]=e[r],a+=5+((15&e[r+3])<<8|e[r+4])}return t}},parsePayloadUnitStartIndicator:xi,parsePesType:function(e,t){switch(t[Di(e)]){case Ai.H264_STREAM_TYPE:return"video";case Ai.ADTS_STREAM_TYPE:return"audio";case Ai.METADATA_STREAM_TYPE:return"timed-metadata";default:return null}},parsePesTime:function(e){if(!xi(e))return null;var t=4+Li(e);if(t>=e.byteLength)return null;var i,s=null;return 192&(i=e[t+7])&&((s={}).pts=(14&e[t+9])<<27|(255&e[t+10])<<20|(254&e[t+11])<<12|(255&e[t+12])<<5|(254&e[t+13])>>>3,s.pts*=4,s.pts+=(6&e[t+13])>>>1,s.dts=s.pts,64&i&&(s.dts=(14&e[t+14])<<27|(255&e[t+15])<<20|(254&e[t+16])<<12|(255&e[t+17])<<5|(254&e[t+18])>>>3,s.dts*=4,s.dts+=(6&e[t+18])>>>1)),s},videoPacketContainsKeyFrame:function(e){for(var t=4+Li(e),i=e.subarray(t),s=0,n=0,a=!1;n<i.byteLength-3;n++)if(1===i[n+2]){s=n+5;break}for(;s<i.byteLength;)switch(i[s]){case 0:if(0!==i[s-1]){s+=2;break}if(0!==i[s-2]){s++;break}n+3!==s-2&&"slice_layer_without_partitioning_rbsp_idr"===Pi(31&i[n+3])&&(a=!0);do{s++}while(1!==i[s]&&s<i.length);n=s-2,s+=3;break;case 1:if(0!==i[s-1]||0!==i[s-2]){s+=3;break}"slice_layer_without_partitioning_rbsp_idr"===Pi(31&i[n+3])&&(a=!0),n=s-2,s+=3;break;default:s+=3}return i=i.subarray(n),s-=n,n=0,i&&i.byteLength>3&&"slice_layer_without_partitioning_rbsp_idr"===Pi(31&i[n+3])&&(a=!0),a}},ki=De,Ui=Ue.handleRollover,Oi={};Oi.ts=Ci,Oi.aac=ft;var Ri=oe.ONE_SECOND_IN_TS,Mi=188,Ni=71,Bi=function(e,t,i){for(var s,n,a,r,o=0,d=Mi,l=!1;d<=e.byteLength;)if(e[o]!==Ni||e[d]!==Ni&&d!==e.byteLength)o++,d++;else{if(s=e.subarray(o,d),"pes"===Oi.ts.parseType(s,t.pid)&&(n=Oi.ts.parsePesType(s,t.table),a=Oi.ts.parsePayloadUnitStartIndicator(s),"audio"===n&&a&&(r=Oi.ts.parsePesTime(s))&&(r.type="audio",i.audio.push(r),l=!0)),l)break;o+=Mi,d+=Mi}for(o=(d=e.byteLength)-Mi,l=!1;o>=0;)if(e[o]!==Ni||e[d]!==Ni&&d!==e.byteLength)o--,d--;else{if(s=e.subarray(o,d),"pes"===Oi.ts.parseType(s,t.pid)&&(n=Oi.ts.parsePesType(s,t.table),a=Oi.ts.parsePayloadUnitStartIndicator(s),"audio"===n&&a&&(r=Oi.ts.parsePesTime(s))&&(r.type="audio",i.audio.push(r),l=!0)),l)break;o-=Mi,d-=Mi}},Fi=function(e,t,i){for(var s,n,a,r,o,d,l,u=0,h=Mi,c=!1,p={data:[],size:0};h<e.byteLength;)if(e[u]!==Ni||e[h]!==Ni)u++,h++;else{if(s=e.subarray(u,h),"pes"===Oi.ts.parseType(s,t.pid)&&(n=Oi.ts.parsePesType(s,t.table),a=Oi.ts.parsePayloadUnitStartIndicator(s),"video"===n&&(a&&!c&&(r=Oi.ts.parsePesTime(s))&&(r.type="video",i.video.push(r),c=!0),!i.firstKeyFrame))){if(a&&0!==p.size){for(o=new Uint8Array(p.size),d=0;p.data.length;)l=p.data.shift(),o.set(l,d),d+=l.byteLength;if(Oi.ts.videoPacketContainsKeyFrame(o)){var m=Oi.ts.parsePesTime(o);m?(i.firstKeyFrame=m,i.firstKeyFrame.type="video"):console.warn("Failed to extract PTS/DTS from PES at first keyframe. This could be an unusual TS segment, or else mux.js did not parse your TS segment correctly. If you know your TS segments do contain PTS/DTS on keyframes please file a bug report! 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null}if(null===n||null===a)return null;var d=Ri/n;return{audio:[{type:"audio",dts:a,pts:a},{type:"audio",dts:a+1024*s*d,pts:a+1024*s*d}]}}(e):function(e){var t={pid:null,table:null},i={};for(var s in function(e,t){for(var i,s=0,n=Mi;n<e.byteLength;)if(e[s]!==Ni||e[n]!==Ni)s++,n++;else{switch(i=e.subarray(s,n),Oi.ts.parseType(i,t.pid)){case"pat":t.pid=Oi.ts.parsePat(i);break;case"pmt":var a=Oi.ts.parsePmt(i);t.table=t.table||{},Object.keys(a).forEach((function(e){t.table[e]=a[e]}))}s+=Mi,n+=Mi}}(e,t),t.table)if(t.table.hasOwnProperty(s))switch(t.table[s]){case ki.H264_STREAM_TYPE:i.video=[],Fi(e,t,i),0===i.video.length&&delete i.video;break;case ki.ADTS_STREAM_TYPE:i.audio=[],Bi(e,t,i),0===i.audio.length&&delete i.audio}return i}(e),i&&(i.audio||i.video)?(function(e,t){if(e.audio&&e.audio.length){var i=t;(void 0===i||isNaN(i))&&(i=e.audio[0].dts),e.audio.forEach((function(e){e.dts=Ui(e.dts,i),e.pts=Ui(e.pts,i),e.dtsTime=e.dts/Ri,e.ptsTime=e.pts/Ri}))}if(e.video&&e.video.length){var s=t;if((void 0===s||isNaN(s))&&(s=e.video[0].dts),e.video.forEach((function(e){e.dts=Ui(e.dts,s),e.pts=Ui(e.pts,s),e.dtsTime=e.dts/Ri,e.ptsTime=e.pts/Ri})),e.firstKeyFrame){var n=e.firstKeyFrame;n.dts=Ui(n.dts,s),n.pts=Ui(n.pts,s),n.dtsTime=n.dts/Ri,n.ptsTime=n.pts/Ri}}}(i,t),i):null};class $i{constructor(e,t){this.options=t||{},this.self=e,this.init()}init(){this.transmuxer&&this.transmuxer.dispose(),this.transmuxer=new Vt.Transmuxer(this.options),function(e,t){t.on("data",(function(t){const i=t.initSegment;t.initSegment={data:i.buffer,byteOffset:i.byteOffset,byteLength:i.byteLength};const s=t.data;t.data=s.buffer,e.postMessage({action:"data",segment:t,byteOffset:s.byteOffset,byteLength:s.byteLength},[t.data])})),t.on("done",(function(t){e.postMessage({action:"done"})})),t.on("gopInfo",(function(t){e.postMessage({action:"gopInfo",gopInfo:t})})),t.on("videoSegmentTimingInfo",(function(t){const i={start:{decode:oe.videoTsToSeconds(t.start.dts),presentation:oe.videoTsToSeconds(t.start.pts)},end:{decode:oe.videoTsToSeconds(t.end.dts),presentation:oe.videoTsToSeconds(t.end.pts)},baseMediaDecodeTime:oe.videoTsToSeconds(t.baseMediaDecodeTime)};t.prependedContentDuration&&(i.prependedContentDuration=oe.videoTsToSeconds(t.prependedContentDuration)),e.postMessage({action:"videoSegmentTimingInfo",videoSegmentTimingInfo:i})})),t.on("audioSegmentTimingInfo",(function(t){const i={start:{decode:oe.videoTsToSeconds(t.start.dts),presentation:oe.videoTsToSeconds(t.start.pts)},end:{decode:oe.videoTsToSeconds(t.end.dts),presentation:oe.videoTsToSeconds(t.end.pts)},baseMediaDecodeTime:oe.videoTsToSeconds(t.baseMediaDecodeTime)};t.prependedContentDuration&&(i.prependedContentDuration=oe.videoTsToSeconds(t.prependedContentDuration)),e.postMessage({action:"audioSegmentTimingInfo",audioSegmentTimingInfo:i})})),t.on("id3Frame",(function(t){e.postMessage({action:"id3Frame",id3Frame:t})})),t.on("caption",(function(t){e.postMessage({action:"caption",caption:t})})),t.on("trackinfo",(function(t){e.postMessage({action:"trackinfo",trackInfo:t})})),t.on("audioTimingInfo",(function(t){e.postMessage({action:"audioTimingInfo",audioTimingInfo:{start:oe.videoTsToSeconds(t.start),end:oe.videoTsToSeconds(t.end)}})})),t.on("videoTimingInfo",(function(t){e.postMessage({action:"videoTimingInfo",videoTimingInfo:{start:oe.videoTsToSeconds(t.start),end:oe.videoTsToSeconds(t.end)}})})),t.on("log",(function(t){e.postMessage({action:"log",log:t})}))}(this.self,this.transmuxer)}pushMp4Captions(e){this.captionParser||(this.captionParser=new ui,this.captionParser.init());const t=new Uint8Array(e.data,e.byteOffset,e.byteLength),i=this.captionParser.parse(t,e.trackIds,e.timescales);this.self.postMessage({action:"mp4Captions",captions:i&&i.captions||[],logs:i&&i.logs||[],data:t.buffer},[t.buffer])}probeMp4StartTime({timescales:e,data:t}){const i=wi(e,t);this.self.postMessage({action:"probeMp4StartTime",startTime:i,data:t},[t.buffer])}probeMp4Tracks({data:e}){const t=Ii(e);this.self.postMessage({action:"probeMp4Tracks",tracks:t,data:e},[e.buffer])}probeEmsgID3({data:e,offset:t}){const i=Ei(e,t);this.self.postMessage({action:"probeEmsgID3",id3Frames:i,emsgData:e},[e.buffer])}probeTs({data:e,baseStartTime:t}){const i="number"!=typeof t||isNaN(t)?void 0:t*oe.ONE_SECOND_IN_TS,s=qi(e,i);let n=null;s&&(n={hasVideo:s.video&&2===s.video.length||!1,hasAudio:s.audio&&2===s.audio.length||!1},n.hasVideo&&(n.videoStart=s.video[0].ptsTime),n.hasAudio&&(n.audioStart=s.audio[0].ptsTime)),this.self.postMessage({action:"probeTs",result:n,data:e},[e.buffer])}clearAllMp4Captions(){this.captionParser&&this.captionParser.clearAllCaptions()}clearParsedMp4Captions(){this.captionParser&&this.captionParser.clearParsedCaptions()}push(e){const t=new Uint8Array(e.data,e.byteOffset,e.byteLength);this.transmuxer.push(t)}reset(){this.transmuxer.reset()}setTimestampOffset(e){const t=e.timestampOffset||0;this.transmuxer.setBaseMediaDecodeTime(Math.round(oe.secondsToVideoTs(t)))}setAudioAppendStart(e){this.transmuxer.setAudioAppendStart(Math.ceil(oe.secondsToVideoTs(e.appendStart)))}setRemux(e){this.transmuxer.setRemux(e.remux)}flush(e){this.transmuxer.flush(),self.postMessage({action:"done",type:"transmuxed"})}endTimeline(){this.transmuxer.endTimeline(),self.postMessage({action:"endedtimeline",type:"transmuxed"})}alignGopsWith(e){this.transmuxer.alignGopsWith(e.gopsToAlignWith.slice())}}self.onmessage=function(e){"init"===e.data.action&&e.data.options?this.messageHandlers=new $i(self,e.data.options):(this.messageHandlers||(this.messageHandlers=new $i(self)),e.data&&e.data.action&&"init"!==e.data.action&&this.messageHandlers[e.data.action]&&this.messageHandlers[e.data.action](e.data))}})));var Ti=gi(_i);const bi=e=>{const{transmuxer:t,bytes:i,audioAppendStart:s,gopsToAlignWith:n,remux:a,onData:r,onTrackInfo:o,onAudioTimingInfo:d,onVideoTimingInfo:l,onVideoSegmentTimingInfo:u,onAudioSegmentTimingInfo:h,onId3:c,onCaptions:p,onDone:m,onEndedTimeline:g,onTransmuxerLog:f,isEndOfTimeline:y}=e,_={buffer:[]};let T=y;if(t.onmessage=i=>{t.currentTransmux===e&&("data"===i.data.action&&((e,t,i)=>{const{type:s,initSegment:n,captions:a,captionStreams:r,metadata:o,videoFrameDtsTime:d,videoFramePtsTime:l}=e.data.segment;t.buffer.push({captions:a,captionStreams:r,metadata:o});const u=e.data.segment.boxes||{data:e.data.segment.data},h={type:s,data:new Uint8Array(u.data,u.data.byteOffset,u.data.byteLength),initSegment:new Uint8Array(n.data,n.byteOffset,n.byteLength)};void 0!==d&&(h.videoFrameDtsTime=d),void 0!==l&&(h.videoFramePtsTime=l),i(h)})(i,_,r),"trackinfo"===i.data.action&&o(i.data.trackInfo),"gopInfo"===i.data.action&&((e,t)=>{t.gopInfo=e.data.gopInfo})(i,_),"audioTimingInfo"===i.data.action&&d(i.data.audioTimingInfo),"videoTimingInfo"===i.data.action&&l(i.data.videoTimingInfo),"videoSegmentTimingInfo"===i.data.action&&u(i.data.videoSegmentTimingInfo),"audioSegmentTimingInfo"===i.data.action&&h(i.data.audioSegmentTimingInfo),"id3Frame"===i.data.action&&c([i.data.id3Frame],i.data.id3Frame.dispatchType),"caption"===i.data.action&&p(i.data.caption),"endedtimeline"===i.data.action&&(T=!1,g()),"log"===i.data.action&&f(i.data.log),"transmuxed"===i.data.type&&(T||(t.onmessage=null,(({transmuxedData:e,callback:t})=>{e.buffer=[],t(e)})({transmuxedData:_,callback:m}),Si(t))))},s&&t.postMessage({action:"setAudioAppendStart",appendStart:s}),Array.isArray(n)&&t.postMessage({action:"alignGopsWith",gopsToAlignWith:n}),void 0!==a&&t.postMessage({action:"setRemux",remux:a}),i.byteLength){const e=i instanceof ArrayBuffer?i:i.buffer,s=i instanceof ArrayBuffer?0:i.byteOffset;t.postMessage({action:"push",data:e,byteOffset:s,byteLength:i.byteLength},[e])}y&&t.postMessage({action:"endTimeline"}),t.postMessage({action:"flush"})},Si=e=>{e.currentTransmux=null,e.transmuxQueue.length&&(e.currentTransmux=e.transmuxQueue.shift(),"function"==typeof e.currentTransmux?e.currentTransmux():bi(e.currentTransmux))},vi=(e,t)=>{e.postMessage({action:t}),Si(e)};var wi=e=>{((e,t)=>{if(!t.currentTransmux)return t.currentTransmux=e,void vi(t,e);t.transmuxQueue.push(vi.bind(null,t,e))})("reset",e)};const Ii=function(e){const t=e.transmuxer,i=e.endAction||e.action,s=e.callback,n=a({},e,{endAction:null,transmuxer:null,callback:null}),r=n=>{n.data.action===i&&(t.removeEventListener("message",r),n.data.data&&(n.data.data=new Uint8Array(n.data.data,e.byteOffset||0,e.byteLength||n.data.data.byteLength),e.data&&(e.data=n.data.data)),s(n.data))};if(t.addEventListener("message",r),e.data){const i=e.data instanceof ArrayBuffer;n.byteOffset=i?0:e.data.byteOffset,n.byteLength=e.data.byteLength;const s=[i?e.data:e.data.buffer];t.postMessage(n,s)}else t.postMessage(n)},Ei=-101,Ai=-102,Di=e=>{e.forEach((e=>{e.abort()}))},xi=(e,t)=>t.timedout?{status:t.status,message:"HLS request timed-out at URL: "+t.uri,code:Ei,xhr:t}:t.aborted?{status:t.status,message:"HLS request aborted at URL: "+t.uri,code:Ai,xhr:t}:e?{status:t.status,message:"HLS request errored at URL: "+t.uri,code:2,xhr:t}:"arraybuffer"===t.responseType&&0===t.response.byteLength?{status:t.status,message:"Empty HLS response at URL: "+t.uri,code:2,xhr:t}:null,Li=(e,t,i)=>(s,n)=>{const a=n.response,r=xi(s,n);if(r)return i(r,e);if(16!==a.byteLength)return i({status:n.status,message:"Invalid HLS key at URL: "+n.uri,code:2,xhr:n},e);const o=new DataView(a),d=new Uint32Array([o.getUint32(0),o.getUint32(4),o.getUint32(8),o.getUint32(12)]);for(let e=0;e<t.length;e++)t[e].bytes=d;return i(null,e)},Pi=(e,t)=>{const i=ai(e.map.bytes);if("mp4"!==i){const s=e.map.resolvedUri||e.map.uri;return t({internal:!0,message:`Found unsupported ${i||"unknown"} container for initialization segment at URL: ${s}`,code:2})}Ii({action:"probeMp4Tracks",data:e.map.bytes,transmuxer:e.transmuxer,callback:({tracks:i,data:s})=>(e.map.bytes=s,i.forEach((function(t){e.map.tracks=e.map.tracks||{},e.map.tracks[t.type]||(e.map.tracks[t.type]=t,"number"==typeof t.id&&t.timescale&&(e.map.timescales=e.map.timescales||{},e.map.timescales[t.id]=t.timescale))})),t(null))})},Ci=({segment:e,bytes:t,trackInfoFn:i,timingInfoFn:s,videoSegmentTimingInfoFn:n,audioSegmentTimingInfoFn:a,id3Fn:r,captionsFn:o,isEndOfTimeline:d,endedTimelineFn:l,dataFn:u,doneFn:h,onTransmuxerLog:c})=>{const p=e.map&&e.map.tracks||{},m=Boolean(p.audio&&p.video);let g=s.bind(null,e,"audio","start");const f=s.bind(null,e,"audio","end");let y=s.bind(null,e,"video","start");const _=s.bind(null,e,"video","end");Ii({action:"probeTs",transmuxer:e.transmuxer,data:t,baseStartTime:e.baseStartTime,callback:s=>{e.bytes=t=s.data;const p=s.result;p&&(i(e,{hasAudio:p.hasAudio,hasVideo:p.hasVideo,isMuxed:m}),i=null),(e=>{if(!e.transmuxer.currentTransmux)return e.transmuxer.currentTransmux=e,void bi(e);e.transmuxer.transmuxQueue.push(e)})({bytes:t,transmuxer:e.transmuxer,audioAppendStart:e.audioAppendStart,gopsToAlignWith:e.gopsToAlignWith,remux:m,onData:t=>{t.type="combined"===t.type?"video":t.type,u(e,t)},onTrackInfo:t=>{i&&(m&&(t.isMuxed=!0),i(e,t))},onAudioTimingInfo:e=>{g&&void 0!==e.start&&(g(e.start),g=null),f&&void 0!==e.end&&f(e.end)},onVideoTimingInfo:e=>{y&&void 0!==e.start&&(y(e.start),y=null),_&&void 0!==e.end&&_(e.end)},onVideoSegmentTimingInfo:e=>{n(e)},onAudioSegmentTimingInfo:e=>{a(e)},onId3:(t,i)=>{r(e,t,i)},onCaptions:t=>{o(e,[t])},isEndOfTimeline:d,onEndedTimeline:()=>{l()},onTransmuxerLog:c,onDone:t=>{h&&(t.type="combined"===t.type?"video":t.type,h(null,e,t))}})}})},ki=({segment:e,bytes:t,trackInfoFn:i,timingInfoFn:s,videoSegmentTimingInfoFn:n,audioSegmentTimingInfoFn:a,id3Fn:r,captionsFn:o,isEndOfTimeline:d,endedTimelineFn:l,dataFn:u,doneFn:h,onTransmuxerLog:c})=>{let p=new Uint8Array(t);if(function(e){return Wt(e,["moof"]).length>0}(p)){e.isFmp4=!0;const{tracks:n}=e.map,a={isFmp4:!0,hasVideo:!!n.video,hasAudio:!!n.audio};n.audio&&n.audio.codec&&"enca"!==n.audio.codec&&(a.audioCodec=n.audio.codec),n.video&&n.video.codec&&"encv"!==n.video.codec&&(a.videoCodec=n.video.codec),n.video&&n.audio&&(a.isMuxed=!0),i(e,a);const d=(t,i)=>{u(e,{data:p,type:a.hasAudio&&!a.isMuxed?"audio":"video"}),i&&i.length&&r(e,i),t&&t.length&&o(e,t),h(null,e,{})};Ii({action:"probeMp4StartTime",timescales:e.map.timescales,data:p,transmuxer:e.transmuxer,callback:({data:i,startTime:r})=>{t=i.buffer,e.bytes=p=i,a.hasAudio&&!a.isMuxed&&s(e,"audio","start",r),a.hasVideo&&s(e,"video","start",r),Ii({action:"probeEmsgID3",data:p,transmuxer:e.transmuxer,offset:r,callback:({emsgData:i,id3Frames:s})=>{t=i.buffer,e.bytes=p=i,n.video&&i.byteLength&&e.transmuxer?Ii({action:"pushMp4Captions",endAction:"mp4Captions",transmuxer:e.transmuxer,data:p,timescales:e.map.timescales,trackIds:[n.video.id],callback:i=>{t=i.data.buffer,e.bytes=p=i.data,i.logs.forEach((function(e){c(U(e,{stream:"mp4CaptionParser"}))})),d(i.captions,s)}}):d(void 0,s)}})}})}else if(e.transmuxer){if(void 0===e.container&&(e.container=ai(p)),"ts"!==e.container&&"aac"!==e.container)return i(e,{hasAudio:!1,hasVideo:!1}),void 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y.forEach((e=>{e.addEventListener("loadend",(({loadendState:e,abortFn:t})=>i=>{i.target.aborted&&t&&!e.calledAbortFn&&(t(),e.calledAbortFn=!0)})({loadendState:S,abortFn:n}))})),()=>Di(y)},Ri=c("CodecUtils"),Mi=(e,t)=>{const i=t.attributes||{};return e&&e.mediaGroups&&e.mediaGroups.AUDIO&&i.AUDIO&&e.mediaGroups.AUDIO[i.AUDIO]},Ni=function(e){const t={};return e.forEach((({mediaType:e,type:i,details:s})=>{t[e]=t[e]||[],t[e].push(A(`${i}${s}`))})),Object.keys(t).forEach((function(e){if(t[e].length>1)return Ri(`multiple ${e} codecs found as attributes: ${t[e].join(", ")}. 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JSON.stringify({id:t.id,bandwidth:e.bandwidth,width:e.width,height:e.height,codecs:t.attributes&&t.attributes.CODECS||""})},Gi=function(e,t){if(!e)return"";const i=window.getComputedStyle(e);return i?i[t]:""},Wi=function(e,t){const i=e.slice();e.sort((function(e,s){const n=t(e,s);return 0===n?i.indexOf(e)-i.indexOf(s):n}))},Vi=function(e,t){let i,s;return e.attributes.BANDWIDTH&&(i=e.attributes.BANDWIDTH),i=i||window.Number.MAX_VALUE,t.attributes.BANDWIDTH&&(s=t.attributes.BANDWIDTH),s=s||window.Number.MAX_VALUE,i-s};let Hi=function(e,t,i,s,n,a){if(!e)return;const r={bandwidth:t,width:i,height:s,limitRenditionByPlayerDimensions:n};let o=e.playlists;oe.isAudioOnly(e)&&(o=a.getAudioTrackPlaylists_(),r.audioOnly=!0);let d=o.map((e=>{let t;const i=e.attributes&&e.attributes.RESOLUTION&&e.attributes.RESOLUTION.width,s=e.attributes&&e.attributes.RESOLUTION&&e.attributes.RESOLUTION.height;return t=e.attributes&&e.attributes.BANDWIDTH,t=t||window.Number.MAX_VALUE,{bandwidth:t,width:i,height:s,playlist:e}}));Wi(d,((e,t)=>e.bandwidth-t.bandwidth)),d=d.filter((e=>!oe.isIncompatible(e.playlist)));let l=d.filter((e=>oe.isEnabled(e.playlist)));l.length||(l=d.filter((e=>!oe.isDisabled(e.playlist))));const u=l.filter((e=>e.bandwidth*pi.BANDWIDTH_VARIANCE<t));let h=u[u.length-1];const c=u.filter((e=>e.bandwidth===h.bandwidth))[0];if(!1===n){const e=c||l[0]||d[0];if(e&&e.playlist){let t="sortedPlaylistReps";return c&&(t="bandwidthBestRep"),l[0]&&(t="enabledPlaylistReps"),qi(`choosing ${$i(e)} using ${t} with options`,r),e.playlist}return qi("could not choose a playlist with options",r),null}const p=u.filter((e=>e.width&&e.height));Wi(p,((e,t)=>e.width-t.width));const m=p.filter((e=>e.width===i&&e.height===s));h=m[m.length-1];const g=m.filter((e=>e.bandwidth===h.bandwidth))[0];let f,y,_,T;if(g||(f=p.filter((e=>e.width>i||e.height>s)),y=f.filter((e=>e.width===f[0].width&&e.height===f[0].height)),h=y[y.length-1],_=y.filter((e=>e.bandwidth===h.bandwidth))[0]),a.leastPixelDiffSelector){const e=p.map((e=>(e.pixelDiff=Math.abs(e.width-i)+Math.abs(e.height-s),e)));Wi(e,((e,t)=>e.pixelDiff===t.pixelDiff?t.bandwidth-e.bandwidth:e.pixelDiff-t.pixelDiff)),T=e[0]}const b=T||_||g||c||l[0]||d[0];if(b&&b.playlist){let e="sortedPlaylistReps";return T?e="leastPixelDiffRep":_?e="resolutionPlusOneRep":g?e="resolutionBestRep":c?e="bandwidthBestRep":l[0]&&(e="enabledPlaylistReps"),qi(`choosing ${$i(b)} using ${e} with options`,r),b.playlist}return qi("could not choose a playlist with options",r),null};const Xi=function(){const e=this.useDevicePixelRatio&&window.devicePixelRatio||1;return Hi(this.playlists.main,this.systemBandwidth,parseInt(Gi(this.tech_.el(),"width"),10)*e,parseInt(Gi(this.tech_.el(),"height"),10)*e,this.limitRenditionByPlayerDimensions,this.playlistController_)},ji={id:"ID",class:"CLASS",startDate:"START-DATE",duration:"DURATION",endDate:"END-DATE",endOnNext:"END-ON-NEXT",plannedDuration:"PLANNED-DURATION",scte35Out:"SCTE35-OUT",scte35In:"SCTE35-IN"},zi=new Set(["id","class","startDate","duration","endDate","endOnNext","startTime","endTime","processDateRange"]),Yi=(e,t,i)=>{e.metadataTrack_||(e.metadataTrack_=i.addRemoteTextTrack({kind:"metadata",label:"Timed Metadata"},!1).track,n.default.browser.IS_ANY_SAFARI||(e.metadataTrack_.inBandMetadataTrackDispatchType=t))},Qi=function(e,t,i){let s,n;if(i&&i.cues)for(s=i.cues.length;s--;)n=i.cues[s],n.startTime>=e&&n.endTime<=t&&i.removeCue(n)};var Ki=9e4,Ji=Ki;const Zi=e=>"number"==typeof e&&isFinite(e),es=1/60,ts=e=>{const{startOfSegment:t,duration:i,segment:s,part:n,playlist:{mediaSequence:a,id:r,segments:o=[]},mediaIndex:d,partIndex:l,timeline:u}=e,h=o.length-1;let c="mediaIndex/partIndex increment";e.getMediaInfoForTime?c=`getMediaInfoForTime (${e.getMediaInfoForTime})`:e.isSyncRequest&&(c="getSyncSegmentCandidate (isSyncRequest)"),e.independent&&(c+=` with independent ${e.independent}`);const p="number"==typeof l,m=e.segment.uri?"segment":"pre-segment",g=p?j({preloadSegment:s})-1:0;return`${m} [${a+d}/${a+h}]`+(p?` part [${l}/${g}]`:"")+` segment start/end [${s.start} => ${s.end}]`+(p?` part start/end [${n.start} => ${n.end}]`:"")+` startOfSegment [${t}]`+` duration [${i}]`+` timeline [${u}]`+` selected by [${c}]`+` playlist [${r}]`},is=e=>`${e}TimingInfo`,ss=({timelineChangeController:e,currentTimeline:t,segmentTimeline:i,loaderType:s,audioDisabled:n})=>{if(t===i)return!1;if("audio"===s){const 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0,this.segmentMetadataTrack_=e.segmentMetadataTrack,this.goalBufferLength_=e.goalBufferLength,this.sourceType_=e.sourceType,this.sourceUpdater_=e.sourceUpdater,this.inbandTextTracks_=e.inbandTextTracks,this.state_="INIT",this.timelineChangeController_=e.timelineChangeController,this.shouldSaveSegmentTimingInfo_=!0,this.parse708captions_=e.parse708captions,this.useDtsForTimestampOffset_=e.useDtsForTimestampOffset,this.captionServices_=e.captionServices,this.exactManifestTimings=e.exactManifestTimings,this.addMetadataToTextTrack=e.addMetadataToTextTrack,this.checkBufferTimeout_=null,this.error_=void 0,this.currentTimeline_=-1,this.shouldForceTimestampOffsetAfterResync_=!1,this.pendingSegment_=null,this.xhrOptions_=null,this.pendingSegments_=[],this.audioDisabled_=!1,this.isPendingTimestampOffset_=!1,this.gopBuffer_=[],this.timeMapping_=0,this.safeAppend_=!1,this.appendInitSegment_={audio:!0,video:!0},this.playlistOfLastInitSegment_={audio:null,video:null},this.callQueue_=[],this.loadQueue_=[],this.metadataQueue_={id3:[],caption:[]},this.waitingOnRemove_=!1,this.quotaExceededErrorRetryTimeout_=null,this.activeInitSegmentId_=null,this.initSegments_={},this.cacheEncryptionKeys_=e.cacheEncryptionKeys,this.keyCache_={},this.decrypter_=e.decrypter,this.syncController_=e.syncController,this.syncPoint_={segmentIndex:0,time:0},this.transmuxer_=this.createTransmuxer_(),this.triggerSyncInfoUpdate_=()=>this.trigger("syncinfoupdate"),this.syncController_.on("syncinfoupdate",this.triggerSyncInfoUpdate_),this.mediaSource_.addEventListener("sourceopen",(()=>{this.isEndOfStream_()||(this.ended_=!1)})),this.fetchAtBuffer_=!1,this.logger_=c(`SegmentLoader[${this.loaderType_}]`),Object.defineProperty(this,"state",{get(){return this.state_},set(e){e!==this.state_&&(this.logger_(`${this.state_} -> ${e}`),this.state_=e,this.trigger("statechange"))}}),this.sourceUpdater_.on("ready",(()=>{this.hasEnoughInfoToAppend_()&&this.processCallQueue_()})),"main"===this.loaderType_&&this.timelineChangeController_.on("pendingtimelinechange",(()=>{this.hasEnoughInfoToAppend_()&&this.processCallQueue_()})),"audio"===this.loaderType_&&this.timelineChangeController_.on("timelinechange",(()=>{this.hasEnoughInfoToLoad_()&&this.processLoadQueue_(),this.hasEnoughInfoToAppend_()&&this.processCallQueue_()}))}createTransmuxer_(){return(e=>{const t=new Ti;t.currentTransmux=null,t.transmuxQueue=[];const i=t.terminate;return t.terminate=()=>(t.currentTransmux=null,t.transmuxQueue.length=0,i.call(t)),t.postMessage({action:"init",options:e}),t})({remux:!1,alignGopsAtEnd:this.safeAppend_,keepOriginalTimestamps:!0,parse708captions:this.parse708captions_,captionServices:this.captionServices_})}resetStats_(){this.mediaBytesTransferred=0,this.mediaRequests=0,this.mediaRequestsAborted=0,this.mediaRequestsTimedout=0,this.mediaRequestsErrored=0,this.mediaTransferDuration=0,this.mediaSecondsLoaded=0,this.mediaAppends=0}dispose(){this.trigger("dispose"),this.state="DISPOSED",this.pause(),this.abort_(),this.transmuxer_&&this.transmuxer_.terminate(),this.resetStats_(),this.checkBufferTimeout_&&window.clearTimeout(this.checkBufferTimeout_),this.syncController_&&this.triggerSyncInfoUpdate_&&this.syncController_.off("syncinfoupdate",this.triggerSyncInfoUpdate_),this.off()}setAudio(e){this.audioDisabled_=!e,e?this.appendInitSegment_.audio=!0:this.sourceUpdater_.removeAudio(0,this.duration_())}abort(){"WAITING"===this.state?(this.abort_(),this.state="READY",this.paused()||this.monitorBuffer_()):this.pendingSegment_&&(this.pendingSegment_=null)}abort_(){this.pendingSegment_&&this.pendingSegment_.abortRequests&&this.pendingSegment_.abortRequests(),this.pendingSegment_=null,this.callQueue_=[],this.loadQueue_=[],this.metadataQueue_.id3=[],this.metadataQueue_.caption=[],this.timelineChangeController_.clearPendingTimelineChange(this.loaderType_),this.waitingOnRemove_=!1,window.clearTimeout(this.quotaExceededErrorRetryTimeout_),this.quotaExceededErrorRetryTimeout_=null}checkForAbort_(e){return"APPENDING"!==this.state||this.pendingSegment_?!this.pendingSegment_||this.pendingSegment_.requestId!==e:(this.state="READY",!0)}error(e){return void 0!==e&&(this.logger_("error occurred:",e),this.error_=e),this.pendingSegment_=null,this.error_}endOfStream(){this.ended_=!0,this.transmuxer_&&wi(this.transmuxer_),this.gopBuffer_.length=0,this.pause(),this.trigger("ended")}buffered_(){const e=this.getMediaInfo_();if(!this.sourceUpdater_||!e)return O();if("main"===this.loaderType_){const{hasAudio:t,hasVideo:i,isMuxed:s}=e;if(i&&t&&!this.audioDisabled_&&!s)return this.sourceUpdater_.buffered();if(i)return this.sourceUpdater_.videoBuffered()}return this.sourceUpdater_.audioBuffered()}initSegmentForMap(e,t=!1){if(!e)return null;const i=We(e);let s=this.initSegments_[i];return t&&!s&&e.bytes&&(this.initSegments_[i]=s={resolvedUri:e.resolvedUri,byterange:e.byterange,bytes:e.bytes,tracks:e.tracks,timescales:e.timescales}),s||e}segmentKey(e,t=!1){if(!e)return null;const i=Ve(e);let s=this.keyCache_[i];this.cacheEncryptionKeys_&&t&&!s&&e.bytes&&(this.keyCache_[i]=s={resolvedUri:e.resolvedUri,bytes:e.bytes});const n={resolvedUri:(s||e).resolvedUri};return s&&(n.bytes=s.bytes),n}couldBeginLoading_(){return this.playlist_&&!this.paused()}load(){if(this.monitorBuffer_(),this.playlist_)return"INIT"===this.state&&this.couldBeginLoading_()?this.init_():void(!this.couldBeginLoading_()||"READY"!==this.state&&"INIT"!==this.state||(this.state="READY"))}init_(){return this.state="READY",this.resetEverything(),this.monitorBuffer_()}playlist(e,t={}){if(!e)return;const i=this.playlist_,s=this.pendingSegment_;this.playlist_=e,this.xhrOptions_=t,"INIT"===this.state&&(e.syncInfo={mediaSequence:e.mediaSequence,time:0},"main"===this.loaderType_&&this.syncController_.setDateTimeMappingForStart(e));let n=null;if(i&&(i.id?n=i.id:i.uri&&(n=i.uri)),this.logger_(`playlist update [${n} => ${e.id||e.uri}]`),this.syncController_.updateMediaSequenceMap(e,this.currentTime_(),this.loaderType_),this.trigger("syncinfoupdate"),"INIT"===this.state&&this.couldBeginLoading_())return this.init_();if(!i||i.uri!==e.uri)return null!==this.mediaIndex&&(e.endList||"number"!=typeof e.partTargetDuration?this.resyncLoader():this.resetLoader()),this.currentMediaInfo_=void 0,void this.trigger("playlistupdate");const a=e.mediaSequence-i.mediaSequence;if(this.logger_(`live window shift [${a}]`),null!==this.mediaIndex)if(this.mediaIndex-=a,this.mediaIndex<0)this.mediaIndex=null,this.partIndex=null;else{const e=this.playlist_.segments[this.mediaIndex];if(this.partIndex&&(!e.parts||!e.parts.length||!e.parts[this.partIndex])){const e=this.mediaIndex;this.logger_(`currently processing part (index ${this.partIndex}) no longer exists.`),this.resetLoader(),this.mediaIndex=e}}s&&(s.mediaIndex-=a,s.mediaIndex<0?(s.mediaIndex=null,s.partIndex=null):(s.mediaIndex>=0&&(s.segment=e.segments[s.mediaIndex]),s.partIndex>=0&&s.segment.parts&&(s.part=s.segment.parts[s.partIndex]))),this.syncController_.saveExpiredSegmentInfo(i,e)}pause(){this.checkBufferTimeout_&&(window.clearTimeout(this.checkBufferTimeout_),this.checkBufferTimeout_=null)}paused(){return null===this.checkBufferTimeout_}resetEverything(e){this.ended_=!1,this.activeInitSegmentId_=null,this.appendInitSegment_={audio:!0,video:!0},this.resetLoader(),this.remove(0,1/0,e),this.transmuxer_&&(this.transmuxer_.postMessage({action:"clearAllMp4Captions"}),this.transmuxer_.postMessage({action:"reset"}))}resetLoader(){this.fetchAtBuffer_=!1,this.resyncLoader()}resyncLoader(){this.transmuxer_&&wi(this.transmuxer_),this.mediaIndex=null,this.partIndex=null,this.syncPoint_=null,this.isPendingTimestampOffset_=!1,this.shouldForceTimestampOffsetAfterResync_=!0,this.callQueue_=[],this.loadQueue_=[],this.metadataQueue_.id3=[],this.metadataQueue_.caption=[],this.abort(),this.transmuxer_&&this.transmuxer_.postMessage({action:"clearParsedMp4Captions"})}remove(e,t,i=(()=>{}),s=!1){if(t===1/0&&(t=this.duration_()),t<=e)return void this.logger_("skipping remove because end ${end} is <= start ${start}");if(!this.sourceUpdater_||!this.getMediaInfo_())return void this.logger_("skipping remove because no source updater or starting media info");let n=1;const a=()=>{n--,0===n&&i()};!s&&this.audioDisabled_||(n++,this.sourceUpdater_.removeAudio(e,t,a)),(s||"main"===this.loaderType_)&&(this.gopBuffer_=((e,t,i,s)=>{const n=Math.ceil((t-s)*Ji),a=Math.ceil((i-s)*Ji),r=e.slice();let o=e.length;for(;o--&&!(e[o].pts<=a););if(-1===o)return r;let d=o+1;for(;d--&&!(e[d].pts<=n););return d=Math.max(d,0),r.splice(d,o-d+1),r})(this.gopBuffer_,e,t,this.timeMapping_),n++,this.sourceUpdater_.removeVideo(e,t,a));for(const i in this.inbandTextTracks_)Qi(e,t,this.inbandTextTracks_[i]);Qi(e,t,this.segmentMetadataTrack_),a()}monitorBuffer_(){this.checkBufferTimeout_&&window.clearTimeout(this.checkBufferTimeout_),this.checkBufferTimeout_=window.setTimeout(this.monitorBufferTick_.bind(this),1)}monitorBufferTick_(){"READY"===this.state&&this.fillBuffer_(),this.checkBufferTimeout_&&window.clearTimeout(this.checkBufferTimeout_),this.checkBufferTimeout_=window.setTimeout(this.monitorBufferTick_.bind(this),500)}fillBuffer_(){if(this.sourceUpdater_.updating())return;const e=this.chooseNextRequest_();e&&("number"==typeof e.timestampOffset&&(this.isPendingTimestampOffset_=!1,this.timelineChangeController_.pendingTimelineChange({type:this.loaderType_,from:this.currentTimeline_,to:e.timeline})),this.loadSegment_(e))}isEndOfStream_(e=this.mediaIndex,t=this.playlist_,i=this.partIndex){if(!t||!this.mediaSource_)return!1;const s="number"==typeof e&&t.segments[e],n=e+1===t.segments.length,a=!s||!s.parts||i+1===s.parts.length;return t.endList&&"open"===this.mediaSource_.readyState&&n&&a}chooseNextRequest_(){const e=this.buffered_(),t=G(e)||0,i=W(e,this.currentTime_()),s=!this.hasPlayed_()&&i>=1,n=i>=this.goalBufferLength_(),a=this.playlist_.segments;if(!a.length||s||n)return null;this.syncPoint_=this.syncPoint_||this.syncController_.getSyncPoint(this.playlist_,this.duration_(),this.currentTimeline_,this.currentTime_(),this.loaderType_);const r={partIndex:null,mediaIndex:null,startOfSegment:null,playlist:this.playlist_,isSyncRequest:Boolean(!this.syncPoint_)};if(r.isSyncRequest)r.mediaIndex=function(e,t,i){t=t||[];const s=[];let n=0;for(let a=0;a<t.length;a++){const r=t[a];if(e===r.timeline&&(s.push(a),n+=r.duration,n>i))return a}return 0===s.length?0:s[s.length-1]}(this.currentTimeline_,a,t),this.logger_(`choose next request. Can not find sync point. Fallback to media Index: ${r.mediaIndex}`);else if(null!==this.mediaIndex){const e=a[this.mediaIndex],i="number"==typeof this.partIndex?this.partIndex:-1;r.startOfSegment=e.end?e.end:t,e.parts&&e.parts[i+1]?(r.mediaIndex=this.mediaIndex,r.partIndex=i+1):r.mediaIndex=this.mediaIndex+1}else{const{segmentIndex:e,startTime:i,partIndex:s}=oe.getMediaInfoForTime({exactManifestTimings:this.exactManifestTimings,playlist:this.playlist_,currentTime:this.fetchAtBuffer_?t:this.currentTime_(),startingPartIndex:this.syncPoint_.partIndex,startingSegmentIndex:this.syncPoint_.segmentIndex,startTime:this.syncPoint_.time});r.getMediaInfoForTime=this.fetchAtBuffer_?`bufferedEnd ${t}`:`currentTime ${this.currentTime_()}`,r.mediaIndex=e,r.startOfSegment=i,r.partIndex=s,this.logger_(`choose next request. Playlist switched and we have a sync point. Media Index: ${r.mediaIndex} `)}const o=a[r.mediaIndex];let d=o&&"number"==typeof r.partIndex&&o.parts&&o.parts[r.partIndex];if(!o||"number"==typeof r.partIndex&&!d)return null;"number"!=typeof r.partIndex&&o.parts&&(r.partIndex=0,d=o.parts[0]);const l=this.vhs_.playlists&&this.vhs_.playlists.main&&this.vhs_.playlists.main.independentSegments||this.playlist_.independentSegments;if(!i&&d&&!l&&!d.independent)if(0===r.partIndex){const e=a[r.mediaIndex-1],t=e.parts&&e.parts.length&&e.parts[e.parts.length-1];t&&t.independent&&(r.mediaIndex-=1,r.partIndex=e.parts.length-1,r.independent="previous segment")}else o.parts[r.partIndex-1].independent&&(r.partIndex-=1,r.independent="previous part");const u=this.mediaSource_&&"ended"===this.mediaSource_.readyState;return r.mediaIndex>=a.length-1&&u&&!this.seeking_()?null:(this.shouldForceTimestampOffsetAfterResync_&&(this.shouldForceTimestampOffsetAfterResync_=!1,r.forceTimestampOffset=!0,this.logger_("choose next request. Force timestamp offset after loader resync")),this.generateSegmentInfo_(r))}generateSegmentInfo_(e){const{independent:t,playlist:i,mediaIndex:s,startOfSegment:n,isSyncRequest:a,partIndex:r,forceTimestampOffset:o,getMediaInfoForTime:d}=e,l=i.segments[s],u="number"==typeof r&&l.parts[r],h={requestId:"segment-loader-"+Math.random(),uri:u&&u.resolvedUri||l.resolvedUri,mediaIndex:s,partIndex:u?r:null,isSyncRequest:a,startOfSegment:n,playlist:i,bytes:null,encryptedBytes:null,timestampOffset:null,timeline:l.timeline,duration:u&&u.duration||l.duration,segment:l,part:u,byteLength:0,transmuxer:this.transmuxer_,getMediaInfoForTime:d,independent:t},c=void 0!==o?o:this.isPendingTimestampOffset_;h.timestampOffset=this.timestampOffsetForSegment_({segmentTimeline:l.timeline,currentTimeline:this.currentTimeline_,startOfSegment:n,buffered:this.buffered_(),overrideCheck:c});const p=G(this.sourceUpdater_.audioBuffered());return"number"==typeof p&&(h.audioAppendStart=p-this.sourceUpdater_.audioTimestampOffset()),this.sourceUpdater_.videoBuffered().length&&(h.gopsToAlignWith=((e,t,i)=>{if(null==t||!e.length)return[];const s=Math.ceil((t-i+3)*Ji);let n;for(n=0;n<e.length&&!(e[n].pts>s);n++);return e.slice(n)})(this.gopBuffer_,this.currentTime_()-this.sourceUpdater_.videoTimestampOffset(),this.timeMapping_)),h}timestampOffsetForSegment_(e){return(({segmentTimeline:e,currentTimeline:t,startOfSegment:i,buffered:s,overrideCheck:n})=>n||e!==t?e<t?i:s.length?s.end(s.length-1):i:null)(e)}earlyAbortWhenNeeded_(e){if(this.vhs_.tech_.paused()||!this.xhrOptions_.timeout||!this.playlist_.attributes.BANDWIDTH)return;if(Date.now()-(e.firstBytesReceivedAt||Date.now())<1e3)return;const t=this.currentTime_(),i=e.bandwidth,s=this.pendingSegment_.duration,n=oe.estimateSegmentRequestTime(s,i,this.playlist_,e.bytesReceived),a=function(e,t,i=1){return((e.length?e.end(e.length-1):0)-t)/i}(this.buffered_(),t,this.vhs_.tech_.playbackRate())-1;if(n<=a)return;const r=function(e){const{main:t,currentTime:i,bandwidth:s,duration:n,segmentDuration:a,timeUntilRebuffer:r,currentTimeline:o,syncController:d}=e,l=t.playlists.filter((e=>!oe.isIncompatible(e)));let u=l.filter(oe.isEnabled);u.length||(u=l.filter((e=>!oe.isDisabled(e))));const h=u.filter(oe.hasAttribute.bind(null,"BANDWIDTH")).map((e=>{const t=d.getSyncPoint(e,n,o,i)?1:2;return{playlist:e,rebufferingImpact:oe.estimateSegmentRequestTime(a,s,e)*t-r}})),c=h.filter((e=>e.rebufferingImpact<=0));return Wi(c,((e,t)=>Vi(t.playlist,e.playlist))),c.length?c[0]:(Wi(h,((e,t)=>e.rebufferingImpact-t.rebufferingImpact)),h[0]||null)}({main:this.vhs_.playlists.main,currentTime:t,bandwidth:i,duration:this.duration_(),segmentDuration:s,timeUntilRebuffer:a,currentTimeline:this.currentTimeline_,syncController:this.syncController_});if(!r)return;const o=n-a-r.rebufferingImpact;let d=.5;a<=R&&(d=1),!r.playlist||r.playlist.uri===this.playlist_.uri||o<d||(this.bandwidth=r.playlist.attributes.BANDWIDTH*pi.BANDWIDTH_VARIANCE+1,this.trigger("earlyabort"))}handleAbort_(e){this.logger_(`Aborting ${ts(e)}`),this.mediaRequestsAborted+=1}handleProgress_(e,t){this.earlyAbortWhenNeeded_(t.stats),this.checkForAbort_(t.requestId)||this.trigger("progress")}handleTrackInfo_(e,t){this.earlyAbortWhenNeeded_(e.stats),this.checkForAbort_(e.requestId)||this.checkForIllegalMediaSwitch(t)||(t=t||{},function(e,t){if(!e&&!t||!e&&t||e&&!t)return!1;if(e===t)return!0;const i=Object.keys(e).sort(),s=Object.keys(t).sort();if(i.length!==s.length)return!1;for(let n=0;n<i.length;n++){const a=i[n];if(a!==s[n])return!1;if(e[a]!==t[a])return!1}return!0}(this.currentMediaInfo_,t)||(this.appendInitSegment_={audio:!0,video:!0},this.startingMediaInfo_=t,this.currentMediaInfo_=t,this.logger_("trackinfo update",t),this.trigger("trackinfo")),this.checkForAbort_(e.requestId)||(this.pendingSegment_.trackInfo=t,this.hasEnoughInfoToAppend_()&&this.processCallQueue_()))}handleTimingInfo_(e,t,i,s){if(this.earlyAbortWhenNeeded_(e.stats),this.checkForAbort_(e.requestId))return;const n=this.pendingSegment_,a=is(t);n[a]=n[a]||{},n[a][i]=s,this.logger_(`timinginfo: ${t} - ${i} - ${s}`),this.hasEnoughInfoToAppend_()&&this.processCallQueue_()}handleCaptions_(e,t){if(this.earlyAbortWhenNeeded_(e.stats),this.checkForAbort_(e.requestId))return;if(0===t.length)return void this.logger_("SegmentLoader received no captions from a caption event");if(!this.pendingSegment_.hasAppendedData_)return void this.metadataQueue_.caption.push(this.handleCaptions_.bind(this,e,t));const i=null===this.sourceUpdater_.videoTimestampOffset()?this.sourceUpdater_.audioTimestampOffset():this.sourceUpdater_.videoTimestampOffset(),s={};t.forEach((e=>{s[e.stream]=s[e.stream]||{startTime:1/0,captions:[],endTime:0};const t=s[e.stream];t.startTime=Math.min(t.startTime,e.startTime+i),t.endTime=Math.max(t.endTime,e.endTime+i),t.captions.push(e)})),Object.keys(s).forEach((e=>{const{startTime:t,endTime:n,captions:a}=s[e],r=this.inbandTextTracks_;this.logger_(`adding cues from ${t} -> ${n} for ${e}`),function(e,t,i){if(!e[i]){t.trigger({type:"usage",name:"vhs-608"});let s=i;/^cc708_/.test(i)&&(s="SERVICE"+i.split("_")[1]);const n=t.textTracks().getTrackById(s);if(n)e[i]=n;else{let n=i,a=i,r=!1;const o=(t.options_.vhs&&t.options_.vhs.captionServices||{})[s];o&&(n=o.label,a=o.language,r=o.default),e[i]=t.addRemoteTextTrack({kind:"captions",id:s,default:r,label:n,language:a},!1).track}}}(r,this.vhs_.tech_,e),Qi(t,n,r[e]),function({inbandTextTracks:e,captionArray:t,timestampOffset:i}){if(!t)return;const s=window.WebKitDataCue||window.VTTCue;t.forEach((t=>{const n=t.stream;t.content?t.content.forEach((a=>{const r=new s(t.startTime+i,t.endTime+i,a.text);r.line=a.line,r.align="left",r.position=a.position,r.positionAlign="line-left",e[n].addCue(r)})):e[n].addCue(new s(t.startTime+i,t.endTime+i,t.text))}))}({captionArray:a,inbandTextTracks:r,timestampOffset:i})})),this.transmuxer_&&this.transmuxer_.postMessage({action:"clearParsedMp4Captions"})}handleId3_(e,t,i){this.earlyAbortWhenNeeded_(e.stats),this.checkForAbort_(e.requestId)||(this.pendingSegment_.hasAppendedData_?this.addMetadataToTextTrack(i,t,this.duration_()):this.metadataQueue_.id3.push(this.handleId3_.bind(this,e,t,i)))}processMetadataQueue_(){this.metadataQueue_.id3.forEach((e=>e())),this.metadataQueue_.caption.forEach((e=>e())),this.metadataQueue_.id3=[],this.metadataQueue_.caption=[]}processCallQueue_(){const e=this.callQueue_;this.callQueue_=[],e.forEach((e=>e()))}processLoadQueue_(){const e=this.loadQueue_;this.loadQueue_=[],e.forEach((e=>e()))}hasEnoughInfoToLoad_(){if("audio"!==this.loaderType_)return!0;const e=this.pendingSegment_;return!(!e||this.getCurrentMediaInfo_()&&ss({timelineChangeController:this.timelineChangeController_,currentTimeline:this.currentTimeline_,segmentTimeline:e.timeline,loaderType:this.loaderType_,audioDisabled:this.audioDisabled_}))}getCurrentMediaInfo_(e=this.pendingSegment_){return e&&e.trackInfo||this.currentMediaInfo_}getMediaInfo_(e=this.pendingSegment_){return this.getCurrentMediaInfo_(e)||this.startingMediaInfo_}getPendingSegmentPlaylist(){return this.pendingSegment_?this.pendingSegment_.playlist:null}hasEnoughInfoToAppend_(){if(!this.sourceUpdater_.ready())return!1;if(this.waitingOnRemove_||this.quotaExceededErrorRetryTimeout_)return!1;const e=this.pendingSegment_,t=this.getCurrentMediaInfo_();if(!e||!t)return!1;const{hasAudio:i,hasVideo:s,isMuxed:n}=t;return!(s&&!e.videoTimingInfo||i&&!this.audioDisabled_&&!n&&!e.audioTimingInfo||ss({timelineChangeController:this.timelineChangeController_,currentTimeline:this.currentTimeline_,segmentTimeline:e.timeline,loaderType:this.loaderType_,audioDisabled:this.audioDisabled_}))}handleData_(e,t){if(this.earlyAbortWhenNeeded_(e.stats),this.checkForAbort_(e.requestId))return;if(this.callQueue_.length||!this.hasEnoughInfoToAppend_())return void this.callQueue_.push(this.handleData_.bind(this,e,t));const i=this.pendingSegment_;if(this.setTimeMapping_(i.timeline),this.updateMediaSecondsLoaded_(i.part||i.segment),"closed"!==this.mediaSource_.readyState){if(e.map&&(e.map=this.initSegmentForMap(e.map,!0),i.segment.map=e.map),e.key&&this.segmentKey(e.key,!0),i.isFmp4=e.isFmp4,i.timingInfo=i.timingInfo||{},i.isFmp4)this.trigger("fmp4"),i.timingInfo.start=i[is(t.type)].start;else{const e=this.getCurrentMediaInfo_(),t="main"===this.loaderType_&&e&&e.hasVideo;let s;t&&(s=i.videoTimingInfo.start),i.timingInfo.start=this.trueSegmentStart_({currentStart:i.timingInfo.start,playlist:i.playlist,mediaIndex:i.mediaIndex,currentVideoTimestampOffset:this.sourceUpdater_.videoTimestampOffset(),useVideoTimingInfo:t,firstVideoFrameTimeForData:s,videoTimingInfo:i.videoTimingInfo,audioTimingInfo:i.audioTimingInfo})}if(this.updateAppendInitSegmentStatus(i,t.type),this.updateSourceBufferTimestampOffset_(i),i.isSyncRequest){this.updateTimingInfoEnd_(i),this.syncController_.saveSegmentTimingInfo({segmentInfo:i,shouldSaveTimelineMapping:"main"===this.loaderType_});const e=this.chooseNextRequest_();if(e.mediaIndex!==i.mediaIndex||e.partIndex!==i.partIndex)return void this.logger_("sync segment was incorrect, not appending");this.logger_("sync segment was correct, appending")}i.hasAppendedData_=!0,this.processMetadataQueue_(),this.appendData_(i,t)}}updateAppendInitSegmentStatus(e,t){"main"!==this.loaderType_||"number"!=typeof e.timestampOffset||e.changedTimestampOffset||(this.appendInitSegment_={audio:!0,video:!0}),this.playlistOfLastInitSegment_[t]!==e.playlist&&(this.appendInitSegment_[t]=!0)}getInitSegmentAndUpdateState_({type:e,initSegment:t,map:i,playlist:s}){if(i){const e=We(i);if(this.activeInitSegmentId_===e)return null;t=this.initSegmentForMap(i,!0).bytes,this.activeInitSegmentId_=e}return t&&this.appendInitSegment_[e]?(this.playlistOfLastInitSegment_[e]=s,this.appendInitSegment_[e]=!1,this.activeInitSegmentId_=null,t):null}handleQuotaExceededError_({segmentInfo:e,type:t,bytes:i},s){const n=this.sourceUpdater_.audioBuffered(),a=this.sourceUpdater_.videoBuffered();n.length>1&&this.logger_("On QUOTA_EXCEEDED_ERR, found gaps in the audio buffer: "+$(n).join(", ")),a.length>1&&this.logger_("On QUOTA_EXCEEDED_ERR, found gaps in the video buffer: "+$(a).join(", "));const r=n.length?n.start(0):0,o=n.length?n.end(n.length-1):0,d=a.length?a.start(0):0,l=a.length?a.end(a.length-1):0;if(o-r<=1&&l-d<=1)return this.logger_(`On QUOTA_EXCEEDED_ERR, single segment too large to append to buffer, triggering an error. Appended byte length: ${i.byteLength}, audio buffer: ${$(n).join(", ")}, video buffer: ${$(a).join(", ")}, `),this.error({message:"Quota exceeded error with append of a single segment of content",excludeUntil:1/0}),void this.trigger("error");this.waitingOnRemove_=!0,this.callQueue_.push(this.appendToSourceBuffer_.bind(this,{segmentInfo:e,type:t,bytes:i}));const u=this.currentTime_()-1;this.logger_(`On QUOTA_EXCEEDED_ERR, removing audio/video from 0 to ${u}`),this.remove(0,u,(()=>{this.logger_("On QUOTA_EXCEEDED_ERR, retrying append in 1s"),this.waitingOnRemove_=!1,this.quotaExceededErrorRetryTimeout_=window.setTimeout((()=>{this.logger_("On QUOTA_EXCEEDED_ERR, re-processing call queue"),this.quotaExceededErrorRetryTimeout_=null,this.processCallQueue_()}),1e3)}),!0)}handleAppendError_({segmentInfo:e,type:t,bytes:i},s){s&&(22!==s.code?(this.logger_("Received non QUOTA_EXCEEDED_ERR on append",s),this.error(`${t} append of ${i.length}b failed for segment #${e.mediaIndex} in playlist ${e.playlist.id}`),this.trigger("appenderror")):this.handleQuotaExceededError_({segmentInfo:e,type:t,bytes:i}))}appendToSourceBuffer_({segmentInfo:e,type:t,initSegment:i,data:s,bytes:n}){if(!n){const e=[s];let t=s.byteLength;i&&(e.unshift(i),t+=i.byteLength),n=(e=>{let t,i=0;return e.bytes&&(t=new Uint8Array(e.bytes),e.segments.forEach((e=>{t.set(e,i),i+=e.byteLength}))),t})({bytes:t,segments:e})}this.sourceUpdater_.appendBuffer({segmentInfo:e,type:t,bytes:n},this.handleAppendError_.bind(this,{segmentInfo:e,type:t,bytes:n}))}handleSegmentTimingInfo_(e,t,i){if(!this.pendingSegment_||t!==this.pendingSegment_.requestId)return;const s=this.pendingSegment_.segment,n=`${e}TimingInfo`;s[n]||(s[n]={}),s[n].transmuxerPrependedSeconds=i.prependedContentDuration||0,s[n].transmuxedPresentationStart=i.start.presentation,s[n].transmuxedDecodeStart=i.start.decode,s[n].transmuxedPresentationEnd=i.end.presentation,s[n].transmuxedDecodeEnd=i.end.decode,s[n].baseMediaDecodeTime=i.baseMediaDecodeTime}appendData_(e,t){const{type:i,data:s}=t;if(!s||!s.byteLength)return;if("audio"===i&&this.audioDisabled_)return;const n=this.getInitSegmentAndUpdateState_({type:i,initSegment:t.initSegment,playlist:e.playlist,map:e.isFmp4?e.segment.map:null});this.appendToSourceBuffer_({segmentInfo:e,type:i,initSegment:n,data:s})}loadSegment_(e){this.state="WAITING",this.pendingSegment_=e,this.trimBackBuffer_(e),"number"==typeof e.timestampOffset&&this.transmuxer_&&this.transmuxer_.postMessage({action:"clearAllMp4Captions"}),this.hasEnoughInfoToLoad_()?this.updateTransmuxerAndRequestSegment_(e):this.loadQueue_.push((()=>{const t=a({},e,{forceTimestampOffset:!0});a(e,this.generateSegmentInfo_(t)),this.isPendingTimestampOffset_=!1,this.updateTransmuxerAndRequestSegment_(e)}))}updateTransmuxerAndRequestSegment_(e){this.shouldUpdateTransmuxerTimestampOffset_(e.timestampOffset)&&(this.gopBuffer_.length=0,e.gopsToAlignWith=[],this.timeMapping_=0,this.transmuxer_.postMessage({action:"reset"}),this.transmuxer_.postMessage({action:"setTimestampOffset",timestampOffset:e.timestampOffset}));const t=this.createSimplifiedSegmentObj_(e),i=this.isEndOfStream_(e.mediaIndex,e.playlist,e.partIndex),s=null!==this.mediaIndex,n=e.timeline!==this.currentTimeline_&&e.timeline>0,a=i||s&&n;this.logger_(`Requesting ${ts(e)}`),t.map&&!t.map.bytes&&(this.logger_("going to request init segment."),this.appendInitSegment_={video:!0,audio:!0}),e.abortRequests=Oi({xhr:this.vhs_.xhr,xhrOptions:this.xhrOptions_,decryptionWorker:this.decrypter_,segment:t,abortFn:this.handleAbort_.bind(this,e),progressFn:this.handleProgress_.bind(this),trackInfoFn:this.handleTrackInfo_.bind(this),timingInfoFn:this.handleTimingInfo_.bind(this),videoSegmentTimingInfoFn:this.handleSegmentTimingInfo_.bind(this,"video",e.requestId),audioSegmentTimingInfoFn:this.handleSegmentTimingInfo_.bind(this,"audio",e.requestId),captionsFn:this.handleCaptions_.bind(this),isEndOfTimeline:a,endedTimelineFn:()=>{this.logger_("received endedtimeline callback")},id3Fn:this.handleId3_.bind(this),dataFn:this.handleData_.bind(this),doneFn:this.segmentRequestFinished_.bind(this),onTransmuxerLog:({message:t,level:i,stream:s})=>{this.logger_(`${ts(e)} logged from transmuxer stream ${s} as a ${i}: ${t}`)}})}trimBackBuffer_(e){const t=((e,t,i)=>{let s=t-pi.BACK_BUFFER_LENGTH;e.length&&(s=Math.max(s,e.start(0)));const n=t-i;return Math.min(n,s)})(this.seekable_(),this.currentTime_(),this.playlist_.targetDuration||10);t>0&&this.remove(0,t)}createSimplifiedSegmentObj_(e){const t=e.segment,i=e.part,s={resolvedUri:i?i.resolvedUri:t.resolvedUri,byterange:i?i.byterange:t.byterange,requestId:e.requestId,transmuxer:e.transmuxer,audioAppendStart:e.audioAppendStart,gopsToAlignWith:e.gopsToAlignWith,part:e.part},n=e.playlist.segments[e.mediaIndex-1];if(n&&n.timeline===t.timeline&&(n.videoTimingInfo?s.baseStartTime=n.videoTimingInfo.transmuxedDecodeEnd:n.audioTimingInfo&&(s.baseStartTime=n.audioTimingInfo.transmuxedDecodeEnd)),t.key){const i=t.key.iv||new Uint32Array([0,0,0,e.mediaIndex+e.playlist.mediaSequence]);s.key=this.segmentKey(t.key),s.key.iv=i}return t.map&&(s.map=this.initSegmentForMap(t.map)),s}saveTransferStats_(e){this.mediaRequests+=1,e&&(this.mediaBytesTransferred+=e.bytesReceived,this.mediaTransferDuration+=e.roundTripTime)}saveBandwidthRelatedStats_(e,t){this.pendingSegment_.byteLength=t.bytesReceived,e<es?this.logger_(`Ignoring segment's bandwidth because its duration of ${e} is less than the min to record 0.016666666666666666`):(this.bandwidth=t.bandwidth,this.roundTrip=t.roundTripTime)}handleTimeout_(){this.mediaRequestsTimedout+=1,this.bandwidth=1,this.roundTrip=NaN,this.trigger("bandwidthupdate"),this.trigger("timeout")}segmentRequestFinished_(e,t,i){if(this.callQueue_.length)return void this.callQueue_.push(this.segmentRequestFinished_.bind(this,e,t,i));if(this.saveTransferStats_(t.stats),!this.pendingSegment_)return;if(t.requestId!==this.pendingSegment_.requestId)return;if(e){if(this.pendingSegment_=null,this.state="READY",e.code===Ai)return;return this.pause(),e.code===Ei?void this.handleTimeout_():(this.mediaRequestsErrored+=1,this.error(e),void this.trigger("error"))}const s=this.pendingSegment_;this.saveBandwidthRelatedStats_(s.duration,t.stats),s.endOfAllRequests=t.endOfAllRequests,i.gopInfo&&(this.gopBuffer_=((e,t,i)=>{if(!t.length)return e;if(i)return t.slice();const s=t[0].pts;let n=0;for(;n<e.length&&!(e[n].pts>=s);n++);return e.slice(0,n).concat(t)})(this.gopBuffer_,i.gopInfo,this.safeAppend_)),this.state="APPENDING",this.trigger("appending"),this.waitForAppendsToComplete_(s)}setTimeMapping_(e){const t=this.syncController_.mappingForTimeline(e);null!==t&&(this.timeMapping_=t)}updateMediaSecondsLoaded_(e){"number"==typeof e.start&&"number"==typeof e.end?this.mediaSecondsLoaded+=e.end-e.start:this.mediaSecondsLoaded+=e.duration}shouldUpdateTransmuxerTimestampOffset_(e){return null!==e&&("main"===this.loaderType_&&e!==this.sourceUpdater_.videoTimestampOffset()||!this.audioDisabled_&&e!==this.sourceUpdater_.audioTimestampOffset())}trueSegmentStart_({currentStart:e,playlist:t,mediaIndex:i,firstVideoFrameTimeForData:s,currentVideoTimestampOffset:n,useVideoTimingInfo:a,videoTimingInfo:r,audioTimingInfo:o}){if(void 0!==e)return e;if(!a)return o.start;const d=t.segments[i-1];return 0!==i&&d&&void 0!==d.start&&d.end===s+n?r.start:s}waitForAppendsToComplete_(e){const t=this.getCurrentMediaInfo_(e);if(!t)return this.error({message:"No starting media returned, likely due to an unsupported media format.",playlistExclusionDuration:1/0}),void this.trigger("error");const{hasAudio:i,hasVideo:s,isMuxed:n}=t,a="main"===this.loaderType_&&s,r=!this.audioDisabled_&&i&&!n;if(e.waitingOnAppends=0,!e.hasAppendedData_)return e.timingInfo||"number"!=typeof e.timestampOffset||(this.isPendingTimestampOffset_=!0),e.timingInfo={start:0},e.waitingOnAppends++,this.isPendingTimestampOffset_||(this.updateSourceBufferTimestampOffset_(e),this.processMetadataQueue_()),void this.checkAppendsDone_(e);a&&e.waitingOnAppends++,r&&e.waitingOnAppends++,a&&this.sourceUpdater_.videoQueueCallback(this.checkAppendsDone_.bind(this,e)),r&&this.sourceUpdater_.audioQueueCallback(this.checkAppendsDone_.bind(this,e))}checkAppendsDone_(e){this.checkForAbort_(e.requestId)||(e.waitingOnAppends--,0===e.waitingOnAppends&&this.handleAppendsDone_())}checkForIllegalMediaSwitch(e){const t=((e,t,i)=>"main"===e&&t&&i?i.hasAudio||i.hasVideo?t.hasVideo&&!i.hasVideo?"Only audio found in segment when we expected video. We can't switch to audio only from a stream that had video. To get rid of this message, please add codec information to the manifest.":!t.hasVideo&&i.hasVideo?"Video found in segment when we expected only audio. We can't switch to a stream with video from an audio only stream. To get rid of this message, please add codec information to the manifest.":null:"Neither audio nor video found in segment.":null)(this.loaderType_,this.getCurrentMediaInfo_(),e);return!!t&&(this.error({message:t,playlistExclusionDuration:1/0}),this.trigger("error"),!0)}updateSourceBufferTimestampOffset_(e){if(null===e.timestampOffset||"number"!=typeof e.timingInfo.start||e.changedTimestampOffset||"main"!==this.loaderType_)return;let t=!1;e.timestampOffset-=this.getSegmentStartTimeForTimestampOffsetCalculation_({videoTimingInfo:e.segment.videoTimingInfo,audioTimingInfo:e.segment.audioTimingInfo,timingInfo:e.timingInfo}),e.changedTimestampOffset=!0,e.timestampOffset!==this.sourceUpdater_.videoTimestampOffset()&&(this.sourceUpdater_.videoTimestampOffset(e.timestampOffset),t=!0),e.timestampOffset!==this.sourceUpdater_.audioTimestampOffset()&&(this.sourceUpdater_.audioTimestampOffset(e.timestampOffset),t=!0),t&&this.trigger("timestampoffset")}getSegmentStartTimeForTimestampOffsetCalculation_({videoTimingInfo:e,audioTimingInfo:t,timingInfo:i}){return this.useDtsForTimestampOffset_?e&&"number"==typeof e.transmuxedDecodeStart?e.transmuxedDecodeStart:t&&"number"==typeof t.transmuxedDecodeStart?t.transmuxedDecodeStart:i.start:i.start}updateTimingInfoEnd_(e){e.timingInfo=e.timingInfo||{};const t=this.getMediaInfo_(),i="main"===this.loaderType_&&t&&t.hasVideo&&e.videoTimingInfo?e.videoTimingInfo:e.audioTimingInfo;i&&(e.timingInfo.end="number"==typeof i.end?i.end:i.start+e.duration)}handleAppendsDone_(){if(this.pendingSegment_&&this.trigger("appendsdone"),!this.pendingSegment_)return this.state="READY",void(this.paused()||this.monitorBuffer_());const e=this.pendingSegment_;this.updateTimingInfoEnd_(e),this.shouldSaveSegmentTimingInfo_&&this.syncController_.saveSegmentTimingInfo({segmentInfo:e,shouldSaveTimelineMapping:"main"===this.loaderType_});const t=((e,t)=>{if("hls"!==t)return null;const i=(e=>{let t=0;return["video","audio"].forEach((function(i){const s=e[`${i}TimingInfo`];if(!s)return;const{start:n,end:a}=s;let r;"bigint"==typeof n||"bigint"==typeof a?r=window.BigInt(a)-window.BigInt(n):"number"==typeof n&&"number"==typeof a&&(r=a-n),void 0!==r&&r>t&&(t=r)})),"bigint"==typeof t&&t<Number.MAX_SAFE_INTEGER&&(t=Number(t)),t})({audioTimingInfo:e.audioTimingInfo,videoTimingInfo:e.videoTimingInfo});if(!i)return null;const s=e.playlist.targetDuration,n=ns({segmentDuration:i,maxDuration:2*s}),a=ns({segmentDuration:i,maxDuration:s}),r=`Segment with index ${e.mediaIndex} from playlist ${e.playlist.id} has a duration of ${i} when the reported duration is ${e.duration} and the target duration is ${s}. For HLS content, a duration in excess of the target duration may result in playback issues. See the HLS specification section on EXT-X-TARGETDURATION for more details: https://tools.ietf.org/html/draft-pantos-http-live-streaming-23#section-4.3.3.1`;return n||a?{severity:n?"warn":"info",message:r}:null})(e,this.sourceType_);if(t&&("warn"===t.severity?n.default.log.warn(t.message):this.logger_(t.message)),this.recordThroughput_(e),this.pendingSegment_=null,this.state="READY",e.isSyncRequest&&(this.trigger("syncinfoupdate"),!e.hasAppendedData_))return void this.logger_(`Throwing away un-appended sync request ${ts(e)}`);this.logger_(`Appended ${ts(e)}`),this.addSegmentMetadataCue_(e),this.fetchAtBuffer_=!0,this.currentTimeline_!==e.timeline&&(this.timelineChangeController_.lastTimelineChange({type:this.loaderType_,from:this.currentTimeline_,to:e.timeline}),"main"!==this.loaderType_||this.audioDisabled_||this.timelineChangeController_.lastTimelineChange({type:"audio",from:this.currentTimeline_,to:e.timeline})),this.currentTimeline_=e.timeline,this.trigger("syncinfoupdate");const i=e.segment,s=e.part,a=i.end&&this.currentTime_()-i.end>3*e.playlist.targetDuration,r=s&&s.end&&this.currentTime_()-s.end>3*e.playlist.partTargetDuration;if(a||r)return this.logger_(`bad ${a?"segment":"part"} ${ts(e)}`),void this.resetEverything();null!==this.mediaIndex&&this.trigger("bandwidthupdate"),this.trigger("progress"),this.mediaIndex=e.mediaIndex,this.partIndex=e.partIndex,this.isEndOfStream_(e.mediaIndex,e.playlist,e.partIndex)&&this.endOfStream(),this.trigger("appended"),e.hasAppendedData_&&this.mediaAppends++,this.paused()||this.monitorBuffer_()}recordThroughput_(e){if(e.duration<es)return void this.logger_(`Ignoring segment's throughput because its duration of ${e.duration} is less than the min to record 0.016666666666666666`);const t=this.throughput.rate,i=Date.now()-e.endOfAllRequests+1,s=Math.floor(e.byteLength/i*8*1e3);this.throughput.rate+=(s-t)/++this.throughput.count}addSegmentMetadataCue_(e){if(!this.segmentMetadataTrack_)return;const t=e.segment,i=t.start,s=t.end;if(!Zi(i)||!Zi(s))return;Qi(i,s,this.segmentMetadataTrack_);const n=window.WebKitDataCue||window.VTTCue,a={custom:t.custom,dateTimeObject:t.dateTimeObject,dateTimeString:t.dateTimeString,programDateTime:t.programDateTime,bandwidth:e.playlist.attributes.BANDWIDTH,resolution:e.playlist.attributes.RESOLUTION,codecs:e.playlist.attributes.CODECS,byteLength:e.byteLength,uri:e.uri,timeline:e.timeline,playlist:e.playlist.id,start:i,end:s},r=new n(i,s,JSON.stringify(a));r.value=a,this.segmentMetadataTrack_.addCue(r)}}function rs(){}const os=function(e){return"string"!=typeof e?e:e.replace(/./,(e=>e.toUpperCase()))},ds=["video","audio"],ls=(e,t)=>{const i=t[`${e}Buffer`];return i&&i.updating||t.queuePending[e]},us=(e,t)=>{if(0===t.queue.length)return;let i=0,s=t.queue[i];if("mediaSource"!==s.type){if("mediaSource"!==e&&t.ready()&&"closed"!==t.mediaSource.readyState&&!ls(e,t)){if(s.type!==e){if(i=((e,t)=>{for(let i=0;i<t.length;i++){const s=t[i];if("mediaSource"===s.type)return null;if(s.type===e)return i}return null})(e,t.queue),null===i)return;s=t.queue[i]}return t.queue.splice(i,1),t.queuePending[e]=s,s.action(e,t),s.doneFn?void 0:(t.queuePending[e]=null,void us(e,t))}}else t.updating()||"closed"===t.mediaSource.readyState||(t.queue.shift(),s.action(t),s.doneFn&&s.doneFn(),us("audio",t),us("video",t))},hs=(e,t)=>{const i=t[`${e}Buffer`],s=os(e);i&&(i.removeEventListener("updateend",t[`on${s}UpdateEnd_`]),i.removeEventListener("error",t[`on${s}Error_`]),t.codecs[e]=null,t[`${e}Buffer`]=null)},cs=(e,t)=>e&&t&&-1!==Array.prototype.indexOf.call(e.sourceBuffers,t),ps=(e,t,i)=>(s,n)=>{const a=n[`${s}Buffer`];if(cs(n.mediaSource,a)){n.logger_(`Appending segment ${t.mediaIndex}'s ${e.length} bytes to ${s}Buffer`);try{a.appendBuffer(e)}catch(e){n.logger_(`Error with code ${e.code} `+(22===e.code?"(QUOTA_EXCEEDED_ERR) ":"")+`when appending segment ${t.mediaIndex} to ${s}Buffer`),n.queuePending[s]=null,i(e)}}},ms=(e,t)=>(i,s)=>{const n=s[`${i}Buffer`];if(cs(s.mediaSource,n)){s.logger_(`Removing ${e} to ${t} from ${i}Buffer`);try{n.remove(e,t)}catch(n){s.logger_(`Remove ${e} to ${t} from ${i}Buffer failed`)}}},gs=e=>(t,i)=>{const s=i[`${t}Buffer`];cs(i.mediaSource,s)&&(i.logger_(`Setting ${t}timestampOffset to ${e}`),s.timestampOffset=e)},fs=e=>(t,i)=>{e()},ys=e=>t=>{if("open"===t.mediaSource.readyState){t.logger_(`Calling mediaSource endOfStream(${e||""})`);try{t.mediaSource.endOfStream(e)}catch(e){n.default.log.warn("Failed to call media source endOfStream",e)}}},_s=e=>t=>{t.logger_(`Setting mediaSource duration to ${e}`);try{t.mediaSource.duration=e}catch(e){n.default.log.warn("Failed to set media source duration",e)}},Ts=(e,t)=>i=>{const s=os(e),n=L(t);i.logger_(`Adding ${e}Buffer with codec ${t} to mediaSource`);const a=i.mediaSource.addSourceBuffer(n);a.addEventListener("updateend",i[`on${s}UpdateEnd_`]),a.addEventListener("error",i[`on${s}Error_`]),i.codecs[e]=t,i[`${e}Buffer`]=a},bs=e=>t=>{const i=t[`${e}Buffer`];if(hs(e,t),cs(t.mediaSource,i)){t.logger_(`Removing ${e}Buffer with codec ${t.codecs[e]} from mediaSource`);try{t.mediaSource.removeSourceBuffer(i)}catch(t){n.default.log.warn(`Failed to removeSourceBuffer ${e}Buffer`,t)}}},Ss=e=>(t,i)=>{const s=i[`${t}Buffer`],a=L(e);if(cs(i.mediaSource,s)&&i.codecs[t]!==e){i.logger_(`changing ${t}Buffer codec from ${i.codecs[t]} to ${e}`);try{s.changeType(a),i.codecs[t]=e}catch(e){n.default.log.warn(`Failed to changeType on ${t}Buffer`,e)}}},vs=({type:e,sourceUpdater:t,action:i,doneFn:s,name:n})=>{t.queue.push({type:e,action:i,doneFn:s,name:n}),us(e,t)},ws=(e,t)=>i=>{if(t.queuePending[e]){const i=t.queuePending[e].doneFn;t.queuePending[e]=null,i&&i(t[`${e}Error_`])}us(e,t)};class Is extends n.default.EventTarget{constructor(e){super(),this.mediaSource=e,this.sourceopenListener_=()=>us("mediaSource",this),this.mediaSource.addEventListener("sourceopen",this.sourceopenListener_),this.logger_=c("SourceUpdater"),this.audioTimestampOffset_=0,this.videoTimestampOffset_=0,this.queue=[],this.queuePending={audio:null,video:null},this.delayedAudioAppendQueue_=[],this.videoAppendQueued_=!1,this.codecs={},this.onVideoUpdateEnd_=ws("video",this),this.onAudioUpdateEnd_=ws("audio",this),this.onVideoError_=e=>{this.videoError_=e},this.onAudioError_=e=>{this.audioError_=e},this.createdSourceBuffers_=!1,this.initializedEme_=!1,this.triggeredReady_=!1}initializedEme(){this.initializedEme_=!0,this.triggerReady()}hasCreatedSourceBuffers(){return this.createdSourceBuffers_}hasInitializedAnyEme(){return this.initializedEme_}ready(){return this.hasCreatedSourceBuffers()&&this.hasInitializedAnyEme()}createSourceBuffers(e){this.hasCreatedSourceBuffers()||(this.addOrChangeSourceBuffers(e),this.createdSourceBuffers_=!0,this.trigger("createdsourcebuffers"),this.triggerReady())}triggerReady(){this.ready()&&!this.triggeredReady_&&(this.triggeredReady_=!0,this.trigger("ready"))}addSourceBuffer(e,t){vs({type:"mediaSource",sourceUpdater:this,action:Ts(e,t),name:"addSourceBuffer"})}abort(e){vs({type:e,sourceUpdater:this,action:(e,t)=>{if("open"!==t.mediaSource.readyState)return;const i=t[`${e}Buffer`];if(cs(t.mediaSource,i)){t.logger_(`calling abort on ${e}Buffer`);try{i.abort()}catch(t){n.default.log.warn(`Failed to abort on ${e}Buffer`,t)}}},name:"abort"})}removeSourceBuffer(e){this.canRemoveSourceBuffer()?vs({type:"mediaSource",sourceUpdater:this,action:bs(e),name:"removeSourceBuffer"}):n.default.log.error("removeSourceBuffer is not supported!")}canRemoveSourceBuffer(){return!n.default.browser.IS_FIREFOX&&window.MediaSource&&window.MediaSource.prototype&&"function"==typeof window.MediaSource.prototype.removeSourceBuffer}static canChangeType(){return window.SourceBuffer&&window.SourceBuffer.prototype&&"function"==typeof window.SourceBuffer.prototype.changeType}canChangeType(){return this.constructor.canChangeType()}changeType(e,t){this.canChangeType()?vs({type:e,sourceUpdater:this,action:Ss(t),name:"changeType"}):n.default.log.error("changeType is not supported!")}addOrChangeSourceBuffers(e){if(!e||"object"!=typeof e||0===Object.keys(e).length)throw new Error("Cannot addOrChangeSourceBuffers to undefined codecs");Object.keys(e).forEach((t=>{const i=e[t];if(!this.hasCreatedSourceBuffers())return this.addSourceBuffer(t,i);this.canChangeType()&&this.changeType(t,i)}))}appendBuffer(e,t){const{segmentInfo:i,type:s,bytes:n}=e;if(this.processedAppend_=!0,"audio"===s&&this.videoBuffer&&!this.videoAppendQueued_)return this.delayedAudioAppendQueue_.push([e,t]),void this.logger_(`delayed audio append of ${n.length} until video append`);if(vs({type:s,sourceUpdater:this,action:ps(n,i||{mediaIndex:-1},t),doneFn:t,name:"appendBuffer"}),"video"===s){if(this.videoAppendQueued_=!0,!this.delayedAudioAppendQueue_.length)return;const e=this.delayedAudioAppendQueue_.slice();this.logger_(`queuing delayed audio ${e.length} appendBuffers`),this.delayedAudioAppendQueue_.length=0,e.forEach((e=>{this.appendBuffer.apply(this,e)}))}}audioBuffered(){return cs(this.mediaSource,this.audioBuffer)&&this.audioBuffer.buffered?this.audioBuffer.buffered:O()}videoBuffered(){return cs(this.mediaSource,this.videoBuffer)&&this.videoBuffer.buffered?this.videoBuffer.buffered:O()}buffered(){const e=cs(this.mediaSource,this.videoBuffer)?this.videoBuffer:null,t=cs(this.mediaSource,this.audioBuffer)?this.audioBuffer:null;return t&&!e?this.audioBuffered():e&&!t?this.videoBuffered():function(e,t){let i=null,s=null,n=0;const a=[],r=[];if(!(e&&e.length&&t&&t.length))return O();let o=e.length;for(;o--;)a.push({time:e.start(o),type:"start"}),a.push({time:e.end(o),type:"end"});for(o=t.length;o--;)a.push({time:t.start(o),type:"start"}),a.push({time:t.end(o),type:"end"});for(a.sort((function(e,t){return e.time-t.time})),o=0;o<a.length;o++)"start"===a[o].type?(n++,2===n&&(i=a[o].time)):"end"===a[o].type&&(n--,1===n&&(s=a[o].time)),null!==i&&null!==s&&(r.push([i,s]),i=null,s=null);return O(r)}(this.audioBuffered(),this.videoBuffered())}setDuration(e,t=rs){vs({type:"mediaSource",sourceUpdater:this,action:_s(e),name:"duration",doneFn:t})}endOfStream(e=null,t=rs){"string"!=typeof e&&(e=void 0),vs({type:"mediaSource",sourceUpdater:this,action:ys(e),name:"endOfStream",doneFn:t})}removeAudio(e,t,i=rs){this.audioBuffered().length&&0!==this.audioBuffered().end(0)?vs({type:"audio",sourceUpdater:this,action:ms(e,t),doneFn:i,name:"remove"}):i()}removeVideo(e,t,i=rs){this.videoBuffered().length&&0!==this.videoBuffered().end(0)?vs({type:"video",sourceUpdater:this,action:ms(e,t),doneFn:i,name:"remove"}):i()}updating(){return!(!ls("audio",this)&&!ls("video",this))}audioTimestampOffset(e){return void 0!==e&&this.audioBuffer&&this.audioTimestampOffset_!==e&&(vs({type:"audio",sourceUpdater:this,action:gs(e),name:"timestampOffset"}),this.audioTimestampOffset_=e),this.audioTimestampOffset_}videoTimestampOffset(e){return void 0!==e&&this.videoBuffer&&this.videoTimestampOffset!==e&&(vs({type:"video",sourceUpdater:this,action:gs(e),name:"timestampOffset"}),this.videoTimestampOffset_=e),this.videoTimestampOffset_}audioQueueCallback(e){this.audioBuffer&&vs({type:"audio",sourceUpdater:this,action:fs(e),name:"callback"})}videoQueueCallback(e){this.videoBuffer&&vs({type:"video",sourceUpdater:this,action:fs(e),name:"callback"})}dispose(){this.trigger("dispose"),ds.forEach((e=>{this.abort(e),this.canRemoveSourceBuffer()?this.removeSourceBuffer(e):this[`${e}QueueCallback`]((()=>hs(e,this)))})),this.videoAppendQueued_=!1,this.delayedAudioAppendQueue_.length=0,this.sourceopenListener_&&this.mediaSource.removeEventListener("sourceopen",this.sourceopenListener_),this.off()}}const Es=e=>decodeURIComponent(escape(String.fromCharCode.apply(null,e))),As=new Uint8Array("\n\n".split("").map((e=>e.charCodeAt(0))));class Ds extends Error{constructor(){super("Trying to parse received VTT cues, but there is no WebVTT. Make sure vtt.js is loaded.")}}class xs extends as{constructor(e,t={}){super(e,t),this.mediaSource_=null,this.subtitlesTrack_=null,this.loaderType_="subtitle",this.featuresNativeTextTracks_=e.featuresNativeTextTracks,this.loadVttJs=e.loadVttJs,this.shouldSaveSegmentTimingInfo_=!1}createTransmuxer_(){return null}buffered_(){if(!this.subtitlesTrack_||!this.subtitlesTrack_.cues||!this.subtitlesTrack_.cues.length)return O();const e=this.subtitlesTrack_.cues;return O([[e[0].startTime,e[e.length-1].startTime]])}initSegmentForMap(e,t=!1){if(!e)return null;const i=We(e);let s=this.initSegments_[i];if(t&&!s&&e.bytes){const t=As.byteLength+e.bytes.byteLength,n=new Uint8Array(t);n.set(e.bytes),n.set(As,e.bytes.byteLength),this.initSegments_[i]=s={resolvedUri:e.resolvedUri,byterange:e.byterange,bytes:n}}return s||e}couldBeginLoading_(){return this.playlist_&&this.subtitlesTrack_&&!this.paused()}init_(){return this.state="READY",this.resetEverything(),this.monitorBuffer_()}track(e){return void 0===e||(this.subtitlesTrack_=e,"INIT"===this.state&&this.couldBeginLoading_()&&this.init_()),this.subtitlesTrack_}remove(e,t){Qi(e,t,this.subtitlesTrack_)}fillBuffer_(){const e=this.chooseNextRequest_();if(e){if(null===this.syncController_.timestampOffsetForTimeline(e.timeline)){const e=()=>{this.state="READY",this.paused()||this.monitorBuffer_()};return this.syncController_.one("timestampoffset",e),void(this.state="WAITING_ON_TIMELINE")}this.loadSegment_(e)}}timestampOffsetForSegment_(){return null}chooseNextRequest_(){return this.skipEmptySegments_(super.chooseNextRequest_())}skipEmptySegments_(e){for(;e&&e.segment.empty;){if(e.mediaIndex+1>=e.playlist.segments.length){e=null;break}e=this.generateSegmentInfo_({playlist:e.playlist,mediaIndex:e.mediaIndex+1,startOfSegment:e.startOfSegment+e.duration,isSyncRequest:e.isSyncRequest})}return e}stopForError(e){this.error(e),this.state="READY",this.pause(),this.trigger("error")}segmentRequestFinished_(e,t,i){if(!this.subtitlesTrack_)return void(this.state="READY");if(this.saveTransferStats_(t.stats),!this.pendingSegment_)return this.state="READY",void(this.mediaRequestsAborted+=1);if(e)return e.code===Ei&&this.handleTimeout_(),e.code===Ai?this.mediaRequestsAborted+=1:this.mediaRequestsErrored+=1,void this.stopForError(e);const s=this.pendingSegment_;this.saveBandwidthRelatedStats_(s.duration,t.stats),t.key&&this.segmentKey(t.key,!0),this.state="APPENDING",this.trigger("appending");const n=s.segment;if(n.map&&(n.map.bytes=t.map.bytes),s.bytes=t.bytes,"function"!=typeof window.WebVTT&&"function"==typeof this.loadVttJs)return this.state="WAITING_ON_VTTJS",void this.loadVttJs().then((()=>this.segmentRequestFinished_(e,t,i)),(()=>this.stopForError({message:"Error loading vtt.js"})));n.requested=!0;try{this.parseVTTCues_(s)}catch(e){return void this.stopForError({message:e.message})}if(this.updateTimeMapping_(s,this.syncController_.timelines[s.timeline],this.playlist_),s.cues.length?s.timingInfo={start:s.cues[0].startTime,end:s.cues[s.cues.length-1].endTime}:s.timingInfo={start:s.startOfSegment,end:s.startOfSegment+s.duration},s.isSyncRequest)return this.trigger("syncinfoupdate"),this.pendingSegment_=null,void(this.state="READY");s.byteLength=s.bytes.byteLength,this.mediaSecondsLoaded+=n.duration,s.cues.forEach((e=>{this.subtitlesTrack_.addCue(this.featuresNativeTextTracks_?new window.VTTCue(e.startTime,e.endTime,e.text):e)})),function(e){const t=e.cues;if(!t)return;const i={};for(let s=t.length-1;s>=0;s--){const n=t[s],a=`${n.startTime}-${n.endTime}-${n.text}`;i[a]?e.removeCue(n):i[a]=n}}(this.subtitlesTrack_),this.handleAppendsDone_()}handleData_(){}updateTimingInfoEnd_(){}parseVTTCues_(e){let t,i=!1;if("function"!=typeof window.WebVTT)throw new Ds;"function"==typeof window.TextDecoder?t=new window.TextDecoder("utf8"):(t=window.WebVTT.StringDecoder(),i=!0);const s=new window.WebVTT.Parser(window,window.vttjs,t);if(e.cues=[],e.timestampmap={MPEGTS:0,LOCAL:0},s.oncue=e.cues.push.bind(e.cues),s.ontimestampmap=t=>{e.timestampmap=t},s.onparsingerror=e=>{n.default.log.warn("Error encountered when parsing cues: "+e.message)},e.segment.map){let t=e.segment.map.bytes;i&&(t=Es(t)),s.parse(t)}let a=e.bytes;i&&(a=Es(a)),s.parse(a),s.flush()}updateTimeMapping_(e,t,i){const s=e.segment;if(!t)return;if(!e.cues.length)return void(s.empty=!0);const{MPEGTS:n,LOCAL:a}=e.timestampmap,r=n/Ji-a+t.mapping;if(e.cues.forEach((e=>{const i=e.endTime-e.startTime,s=0===n?e.startTime+r:this.handleRollover_(e.startTime+r,t.time);e.startTime=Math.max(s,0),e.endTime=Math.max(s+i,0)})),!i.syncInfo){const t=e.cues[0].startTime,n=e.cues[e.cues.length-1].startTime;i.syncInfo={mediaSequence:i.mediaSequence+e.mediaIndex,time:Math.min(t,n-s.duration)}}}handleRollover_(e,t){if(null===t)return e;let i=e*Ji;const s=t*Ji;let n;for(n=s<i?-8589934592:8589934592;Math.abs(i-s)>4294967296;)i+=n;return i/Ji}}const Ls=function(e,t){const i=e.cues;for(let e=0;e<i.length;e++){const s=i[e];if(t>=s.adStartTime&&t<=s.adEndTime)return s}return null},Ps=[{name:"VOD",run:(e,t,i,s,n)=>i!==1/0?{time:0,segmentIndex:0,partIndex:null}:null},{name:"MediaSequence",run:(e,t,i,s,n,a)=>{if(!a)return null;const r=e.getMediaSequenceMap(a);if(!r||0===r.size)return null;if(void 0===t.mediaSequence||!Array.isArray(t.segments)||!t.segments.length)return null;let o=t.mediaSequence,d=0;for(const e of t.segments){const t=r.get(o);if(!t)break;if(n>=t.start&&n<t.end){if(Array.isArray(e.parts)&&e.parts.length){let i=t.start,s=0;for(const a of e.parts){const e=i,r=e+a.duration;if(n>=e&&n<r)return{time:t.start,segmentIndex:d,partIndex:s};s++,i=r}}return{time:t.start,segmentIndex:d,partIndex:null}}d++,o++}return null}},{name:"ProgramDateTime",run:(e,t,i,s,n)=>{if(!Object.keys(e.timelineToDatetimeMappings).length)return null;let a=null,r=null;const o=H(t);n=n||0;for(let i=0;i<o.length;i++){const s=o[t.endList||0===n?i:o.length-(i+1)],d=s.segment,l=e.timelineToDatetimeMappings[d.timeline];if(!l||!d.dateTimeObject)continue;let u=d.dateTimeObject.getTime()/1e3+l;if(d.parts&&"number"==typeof s.partIndex)for(let e=0;e<s.partIndex;e++)u+=d.parts[e].duration;const h=Math.abs(n-u);if(null!==r&&(0===h||r<h))break;r=h,a={time:u,segmentIndex:s.segmentIndex,partIndex:s.partIndex}}return a}},{name:"Segment",run:(e,t,i,s,n)=>{let a=null,r=null;n=n||0;const o=H(t);for(let e=0;e<o.length;e++){const i=o[t.endList||0===n?e:o.length-(e+1)],d=i.segment,l=i.part&&i.part.start||d&&d.start;if(d.timeline===s&&void 0!==l){const e=Math.abs(n-l);if(null!==r&&r<e)break;(!a||null===r||r>=e)&&(r=e,a={time:l,segmentIndex:i.segmentIndex,partIndex:i.partIndex})}}return a}},{name:"Discontinuity",run:(e,t,i,s,n)=>{let a=null;if(n=n||0,t.discontinuityStarts&&t.discontinuityStarts.length){let i=null;for(let s=0;s<t.discontinuityStarts.length;s++){const r=t.discontinuityStarts[s],o=t.discontinuitySequence+s+1,d=e.discontinuities[o];if(d){const e=Math.abs(n-d.time);if(null!==i&&i<e)break;(!a||null===i||i>=e)&&(i=e,a={time:d.time,segmentIndex:r,partIndex:null})}}}return a}},{name:"Playlist",run:(e,t,i,s,n)=>t.syncInfo?{time:t.syncInfo.time,segmentIndex:t.syncInfo.mediaSequence-t.mediaSequence,partIndex:null}:null}];class Cs extends n.default.EventTarget{constructor(e={}){super(),this.timelines=[],this.discontinuities=[],this.timelineToDatetimeMappings={},this.mediaSequenceStorage_=new Map,this.logger_=c("SyncController")}getMediaSequenceMap(e){return this.mediaSequenceStorage_.get(e)}updateMediaSequenceMap(e,t,i){if(void 0===e.mediaSequence||!Array.isArray(e.segments)||!e.segments.length)return;const s=this.getMediaSequenceMap(i),n=new Map;let a,r=e.mediaSequence;s?s.has(e.mediaSequence)?a=s.get(e.mediaSequence).start:(this.logger_(`MediaSequence sync for ${i} segment loader - received a gap between playlists.\nFallback base time to: ${t}.\nReceived media sequence: ${r}.\nCurrent map: `,s),a=t):a=0,this.logger_(`MediaSequence sync for ${i} segment loader.\nReceived media sequence: ${r}.\nbase time is ${a}\nCurrent map: `,s),e.segments.forEach((e=>{const t=a,i=t+e.duration,s={start:t,end:i};n.set(r,s),r++,a=i})),this.mediaSequenceStorage_.set(i,n)}getSyncPoint(e,t,i,s,n){if(t!==1/0)return Ps.find((({name:e})=>"VOD"===e)).run(this,e,t);const a=this.runStrategies_(e,t,i,s,n);if(!a.length)return null;for(const t of a){const{syncPoint:i,strategy:n}=t,{segmentIndex:a,time:r}=i;if(a<0)continue;const o=r,d=o+e.segments[a].duration;if(this.logger_(`Strategy: ${n}. Current time: ${s}. selected segment: ${a}. Time: [${o} -> ${d}]}`),s>=o&&s<d)return this.logger_("Found sync point with exact match: ",i),i}return this.selectSyncPoint_(a,{key:"time",value:s})}getExpiredTime(e,t){if(!e||!e.segments)return null;const i=this.runStrategies_(e,t,e.discontinuitySequence,0,"main");if(!i.length)return null;const s=this.selectSyncPoint_(i,{key:"segmentIndex",value:0});return s.segmentIndex>0&&(s.time*=-1),Math.abs(s.time+K({defaultDuration:e.targetDuration,durationList:e.segments,startIndex:s.segmentIndex,endIndex:0}))}runStrategies_(e,t,i,s,n){const a=[];for(let r=0;r<Ps.length;r++){const o=Ps[r],d=o.run(this,e,t,i,s,n);d&&(d.strategy=o.name,a.push({strategy:o.name,syncPoint:d}))}return a}selectSyncPoint_(e,t){let i=e[0].syncPoint,s=Math.abs(e[0].syncPoint[t.key]-t.value),n=e[0].strategy;for(let a=1;a<e.length;a++){const r=Math.abs(e[a].syncPoint[t.key]-t.value);r<s&&(s=r,i=e[a].syncPoint,n=e[a].strategy)}return this.logger_(`syncPoint for [${t.key}: ${t.value}] chosen with strategy [${n}]: [time:${i.time}, segmentIndex:${i.segmentIndex}`+("number"==typeof i.partIndex?`,partIndex:${i.partIndex}`:"")+"]"),i}saveExpiredSegmentInfo(e,t){const i=t.mediaSequence-e.mediaSequence;if(i>86400)n.default.log.warn(`Not saving expired segment info. Media sequence gap ${i} is too large.`);else for(let s=i-1;s>=0;s--){const i=e.segments[s];if(i&&void 0!==i.start){t.syncInfo={mediaSequence:e.mediaSequence+s,time:i.start},this.logger_(`playlist refresh sync: [time:${t.syncInfo.time}, mediaSequence: ${t.syncInfo.mediaSequence}]`),this.trigger("syncinfoupdate");break}}}setDateTimeMappingForStart(e){if(this.timelineToDatetimeMappings={},e.segments&&e.segments.length&&e.segments[0].dateTimeObject){const t=e.segments[0],i=t.dateTimeObject.getTime()/1e3;this.timelineToDatetimeMappings[t.timeline]=-i}}saveSegmentTimingInfo({segmentInfo:e,shouldSaveTimelineMapping:t}){const i=this.calculateSegmentTimeMapping_(e,e.timingInfo,t),s=e.segment;i&&(this.saveDiscontinuitySyncInfo_(e),e.playlist.syncInfo||(e.playlist.syncInfo={mediaSequence:e.playlist.mediaSequence+e.mediaIndex,time:s.start}));const n=s.dateTimeObject;s.discontinuity&&t&&n&&(this.timelineToDatetimeMappings[s.timeline]=-n.getTime()/1e3)}timestampOffsetForTimeline(e){return void 0===this.timelines[e]?null:this.timelines[e].time}mappingForTimeline(e){return void 0===this.timelines[e]?null:this.timelines[e].mapping}calculateSegmentTimeMapping_(e,t,i){const s=e.segment,n=e.part;let a,r,o=this.timelines[e.timeline];if("number"==typeof e.timestampOffset)o={time:e.startOfSegment,mapping:e.startOfSegment-t.start},i&&(this.timelines[e.timeline]=o,this.trigger("timestampoffset"),this.logger_(`time mapping for timeline ${e.timeline}: [time: ${o.time}] [mapping: ${o.mapping}]`)),a=e.startOfSegment,r=t.end+o.mapping;else{if(!o)return!1;a=t.start+o.mapping,r=t.end+o.mapping}return n&&(n.start=a,n.end=r),(!s.start||a<s.start)&&(s.start=a),s.end=r,!0}saveDiscontinuitySyncInfo_(e){const t=e.playlist,i=e.segment;if(i.discontinuity)this.discontinuities[i.timeline]={time:i.start,accuracy:0};else if(t.discontinuityStarts&&t.discontinuityStarts.length)for(let s=0;s<t.discontinuityStarts.length;s++){const n=t.discontinuityStarts[s],a=t.discontinuitySequence+s+1,r=n-e.mediaIndex,o=Math.abs(r);if(!this.discontinuities[a]||this.discontinuities[a].accuracy>o){let s;s=r<0?i.start-K({defaultDuration:t.targetDuration,durationList:t.segments,startIndex:e.mediaIndex,endIndex:n}):i.end+K({defaultDuration:t.targetDuration,durationList:t.segments,startIndex:e.mediaIndex+1,endIndex:n}),this.discontinuities[a]={time:s,accuracy:o}}}}dispose(){this.trigger("dispose"),this.off()}}class ks extends n.default.EventTarget{constructor(){super(),this.pendingTimelineChanges_={},this.lastTimelineChanges_={}}clearPendingTimelineChange(e){this.pendingTimelineChanges_[e]=null,this.trigger("pendingtimelinechange")}pendingTimelineChange({type:e,from:t,to:i}){return"number"==typeof t&&"number"==typeof i&&(this.pendingTimelineChanges_[e]={type:e,from:t,to:i},this.trigger("pendingtimelinechange")),this.pendingTimelineChanges_[e]}lastTimelineChange({type:e,from:t,to:i}){return"number"==typeof t&&"number"==typeof i&&(this.lastTimelineChanges_[e]={type:e,from:t,to:i},delete this.pendingTimelineChanges_[e],this.trigger("timelinechange")),this.lastTimelineChanges_[e]}dispose(){this.trigger("dispose"),this.pendingTimelineChanges_={},this.lastTimelineChanges_={},this.off()}}const Us=fi(yi((function(){var e=function(){function e(){this.listeners={}}var t=e.prototype;return t.on=function(e,t){this.listeners[e]||(this.listeners[e]=[]),this.listeners[e].push(t)},t.off=function(e,t){if(!this.listeners[e])return!1;var i=this.listeners[e].indexOf(t);return this.listeners[e]=this.listeners[e].slice(0),this.listeners[e].splice(i,1),i>-1},t.trigger=function(e){var t=this.listeners[e];if(t)if(2===arguments.length)for(var i=t.length,s=0;s<i;++s)t[s].call(this,arguments[1]);else for(var n=Array.prototype.slice.call(arguments,1),a=t.length,r=0;r<a;++r)t[r].apply(this,n)},t.dispose=function(){this.listeners={}},t.pipe=function(e){this.on("data",(function(t){e.push(t)}))},e}();
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