mediaquad-video-component/dist/mediaquad-video-component.umd.js

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a=0,o=0,l=0;for(;r<s.length;){a=0;do{if(r>=s.length)break;l=s[r++],a+=l}while(l===255);o=0;do{if(r>=s.length)break;l=s[r++],o+=l}while(l===255);const c=s.length-r;let u=r;if(o<c)r+=o;else if(o>c){L.error(`Malformed SEI payload. ${o} is too small, only ${c} bytes left to parse.`);break}if(a===4){if(s[u++]===181){const h=is(s,u);if(u+=2,h===49){const g=B(s,u);if(u+=4,g===1195456820){const f=s[u++];if(f===3){const m=s[u++],y=31&m,E=64&m,T=E?2+y*3:0,x=new Uint8Array(T);if(E){x[0]=m;for(let b=1;b<T;b++)x[b]=s[u++]}i.push({type:f,payloadType:a,pts:t,bytes:x})}}}}}else if(a===5&&o>16){const d=[];for(let f=0;f<16;f++){const m=s[u++].toString(16);d.push(m.length==1?"0"+m:m),(f===3||f===5||f===7||f===9)&&d.push("-")}const h=o-16,g=new Uint8Array(h);for(let f=0;f<h;f++)g[f]=s[u++];i.push({payloadType:a,pts:t,uuid:d.join(""),userData:Se(g),userDataBytes:g})}}}function cs(n){const e=n.byteLength,t=[];let i=1;for(;i<e-2;)n[i]===0&&n[i+1]===0&&n[i+2]===3?(t.push(i+2),i+=2):i++;if(t.length===0)return n;const s=e-t.length,r=new Uint8Array(s);let a=0;for(i=0;i<s;a++,i++)a===t[0]&&(a++,t.shift()),r[i]=n[a];return r}function Yr(n){const e=n[0];let t="",i="",s=0,r=0,a=0,o=0,l=0,c=0;if(e===0){for(;ne(n.subarray(c,c+1))!=="\0";)t+=ne(n.subarray(c,c+1)),c+=1;for(t+=ne(n.subarray(c,c+1)),c+=1;ne(n.subarray(c,c+1))!=="\0";)i+=ne(n.subarray(c,c+1)),c+=1;i+=ne(n.subarray(c,c+1)),c+=1,s=B(n,12),r=B(n,16),o=B(n,20),l=B(n,24),c=28}else if(e===1){c+=4,s=B(n,c),c+=4;const d=B(n,c);c+=4;const h=B(n,c);for(c+=4,a=2**32*d+h,ur(a)||(a=Number.MAX_SAFE_INTEGER,L.warn("Presentation time exceeds safe integer limit and wrapped to max safe integer in parsing emsg box")),o=B(n,c),c+=4,l=B(n,c),c+=4;ne(n.subarray(c,c+1))!=="\0";)t+=ne(n.subarray(c,c+1)),c+=1;for(t+=ne(n.subarray(c,c+1)),c+=1;ne(n.subarray(c,c+1))!=="\0";)i+=ne(n.subarray(c,c+1)),c+=1;i+=ne(n.subarray(c,c+1)),c+=1}const u=n.subarray(c,n.byteLength);return{schemeIdUri:t,value:i,timeScale:s,presentationTime:a,presentationTimeDelta:r,eventDuration:o,id:l,payload:u}}function qr(n,...e){const t=e.length;let i=8,s=t;for(;s--;)i+=e[s].byteLength;const r=new Uint8Array(i);for(r[0]=i>>24&255,r[1]=i>>16&255,r[2]=i>>8&255,r[3]=i&255,r.set(n,4),s=0,i=8;s<t;s++)r.set(e[s],i),i+=e[s].byteLength;return r}function zr(n,e,t){if(n.byteLength!==16)throw new RangeError("Invalid system id");let i,s;i=0,s=new Uint8Array;let r;i>0?(r=new Uint8Array(4),e.length>0&&new DataView(r.buffer).setUint32(0,e.length,!1)):r=new Uint8Array;const a=new Uint8Array(4);return t&&t.byteLength>0&&new DataView(a.buffer).setUint32(0,t.byteLength,!1),qr([112,115,115,104],new Uint8Array([i,0,0,0]),n,r,s,a,t||new Uint8Array)}function jr(n){const e=[];if(n instanceof ArrayBuffer){const t=n.byteLength;let i=0;for(;i+32<t;){const s=new DataView(n,i),r=Xr(s);e.push(r),i+=r.size}}return e}function Xr(n){const e=n.getUint32(0),t=n.byteOffset,i=n.byteLength;if(i<e)return{offset:t,size:i};if(n.getUint32(4)!==1886614376)return{offset:t,size:e};const r=n.getUint32(8)>>>24;if(r!==0&&r!==1)return{offset:t,size:e};const a=n.buffer,o=Le.hexDump(new Uint8Array(a,t+12,16)),l=n.getUint32(28);let c=null,u=null;if(r===0){if(e-32<l||l<22)return{offset:t,size:e};u=new Uint8Array(a,t+32,l)}else if(r===1){if(!l||i<t+32+l*16+16)return{offset:t,size:e};c=[];for(let d=0;d<l;d++)c.push(new Uint8Array(a,t+32+d*16,16))}return{version:r,systemId:o,kids:c,data:u,offset:t,size:e}}let dt={};class tt{static clearKeyUriToKeyIdMap(){dt={}}constructor(e,t,i,s=[1],r=null){this.uri=void 0,this.method=void 0,this.keyFormat=void 0,this.keyFormatVersions=void 0,this.encrypted=void 0,this.isCommonEncryption=void 0,this.iv=null,this.key=null,this.keyId=null,this.pssh=null,this.method=e,this.uri=t,this.keyFormat=i,this.keyFormatVersions=s,this.iv=r,this.encrypted=e?e!=="NONE":!1,this.isCommonEncryption=this.encrypted&&e!=="AES-128"}isSupported(){if(this.method){if(this.method==="AES-128"||this.method==="NONE")return!0;if(this.keyFormat==="identity")return this.method==="SAMPLE-AES";switch(this.keyFormat){case he.FAIRPLAY:case he.WIDEVINE:case he.PLAYREADY:case he.CLEARKEY:return["ISO-23001-7","SAMPLE-AES","SAMPLE-AES-CENC","SAMPLE-AES-CTR"].indexOf(this.method)!==-1}}return!1}getDecryptData(e){if(!this.encrypted||!this.uri)return null;if(this.method==="AES-128"&&this.uri&&!this.iv){typeof e!="number"&&(this.method==="AES-128"&&!this.iv&&L.warn(`missing IV for initialization segment with method="${this.method}" - compliance issue`),e=0);const i=Qr(e);return new tt(this.method,this.uri,"identity",this.keyFormatVersions,i)}const t=Ar(this.uri);if(t)switch(this.keyFormat){case he.WIDEVINE:this.pssh=t,t.length>=22&&(this.keyId=t.subarray(t.length-22,t.length-6));break;case he.PLAYREADY:{const i=new Uint8Array([154,4,240,121,152,64,66,134,171,146,230,91,224,136,95,149]);this.pssh=zr(i,null,t),this.keyId=Qi(t);break}default:{let i=t.subarray(0,16);if(i.length!==16){const s=new Uint8Array(16);s.set(i,16-i.length),i=s}this.keyId=i;break}}if(!this.keyId||this.keyId.byteLength!==16){let i=dt[this.uri];if(!i){const s=Object.keys(dt).length%Number.MAX_SAFE_INTEGER;i=new Uint8Array(16),new DataView(i.buffer,12,4).setUint32(0,s),dt[this.uri]=i}this.keyId=i}return this}}function Qr(n){const e=new Uint8Array(16);for(let t=12;t<16;t++)e[t]=n>>8*(15-t)&255;return e}const us=/\{\$([a-zA-Z0-9-_]+)\}/g;function ds(n){return us.test(n)}function fe(n,e,t){if(n.variableList!==null||n.hasVariableRefs)for(let i=t.length;i--;){const s=t[i],r=e[s];r&&(e[s]=ei(n,r))}}function ei(n,e){if(n.variableList!==null||n.hasVariableRefs){const t=n.variableList;return e.replace(us,i=>{const s=i.substring(2,i.length-1),r=t==null?void 0:t[s];return r===void 0?(n.playlistParsingError||(n.playlistParsingError=new Error(`Missing preceding EXT-X-DEFINE tag for Variable Reference: "${s}"`)),i):r})}return e}function hs(n,e,t){let i=n.variableList;i||(n.variableList=i={});let s,r;if("QUERYPARAM"in e){s=e.QUERYPARAM;try{const a=new self.URL(t).searchParams;if(a.has(s))r=a.get(s);else throw new Error(`"${s}" does not match any query parameter in URI: "${t}"`)}catch(a){n.playlistParsingError||(n.playlistParsingError=new Error(`EXT-X-DEFINE QUERYPARAM: ${a.message}`))}}else s=e.NAME,r=e.VALUE;s in i?n.playlistParsingError||(n.playlistParsingError=new Error(`EXT-X-DEFINE duplicate Variable Name declarations: "${s}"`)):i[s]=r||""}function Jr(n,e,t){const i=e.IMPORT;if(t&&i in t){let s=n.variableList;s||(n.variableList=s={}),s[i]=t[i]}else n.playlistParsingError||(n.playlistParsingError=new Error(`EXT-X-DEFINE IMPORT attribute not found in Multivariant Playlist: "${i}"`))}function Be(n=!0){return typeof self>"u"?void 0:(n||!self.MediaSource)&&self.ManagedMediaSource||self.MediaSource||self.WebKitMediaSource}function Zr(n){return typeof self<"u"&&n===self.ManagedMediaSource}const ht={audio:{a3ds:1,"ac-3":.95,"ac-4":1,alac:.9,alaw:1,dra1:1,"dts+":1,"dts-":1,dtsc:1,dtse:1,dtsh:1,"ec-3":.9,enca:1,fLaC:.9,flac:.9,FLAC:.9,g719:1,g726:1,m4ae:1,mha1:1,mha2:1,mhm1:1,mhm2:1,mlpa:1,mp4a:1,"raw ":1,Opus:1,opus:1,samr:1,sawb:1,sawp:1,sevc:1,sqcp:1,ssmv:1,twos:1,ulaw:1},video:{avc1:1,avc2:1,avc3:1,avc4:1,avcp:1,av01:.8,drac:1,dva1:1,dvav:1,dvh1:.7,dvhe:.7,encv:1,hev1:.75,hvc1:.75,mjp2:1,mp4v:1,mvc1:1,mvc2:1,mvc3:1,mvc4:1,resv:1,rv60:1,s263:1,svc1:1,svc2:1,"vc-1":1,vp08:1,vp09:.9},text:{stpp:1,wvtt:1}};function ea(n,e){const t=ht[e];return!!t&&!!t[n.slice(0,4)]}function ti(n,e,t=!0){return!n.split(",").some(i=>!fs(i,e,t))}function fs(n,e,t=!0){var i;const s=Be(t);return(i=s==null?void 0:s.isTypeSupported(it(n,e)))!=null?i:!1}function it(n,e){return`${e}/mp4;codecs="${n}"`}function gs(n){if(n){const e=n.substring(0,4);return ht.video[e]}return 2}function ft(n){return n.split(",").reduce((e,t)=>{const i=ht.video[t];return i?(i*2+e)/(e?3:2):(ht.audio[t]+e)/(e?2:1)},0)}const ii={};function ta(n,e=!0){if(ii[n])return ii[n];const t={flac:["flac","fLaC","FLAC"],opus:["opus","Opus"]}[n];for(let i=0;i<t.length;i++)if(fs(t[i],"audio",e))return ii[n]=t[i],t[i];return n}const ia=/flac|opus/i;function gt(n,e=!0){return n.replace(ia,t=>ta(t.toLowerCase(),e))}function ms(n,e){return n&&n!=="mp4a"?n:e&&e.split(",")[0]}function sa(n){const e=n.split(",");for(let t=0;t<e.length;t++){const i=e[t].split(".");if(i.length>2){let s=i.shift()+".";s+=parseInt(i.shift()).toString(16),s+=("000"+parseInt(i.shift()).toString(16)).slice(-4),e[t]=s}}return e.join(",")}const ps=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-(SESSION-DATA|SESSION-KEY|DEFINE|CONTENT-STEERING|START):([^\r\n]*)[\r\n]+/g,ys=/#EXT-X-MEDIA:(.*)/g,na=/^#EXT(?:INF|-X-TARGETDURATION):/m,Es=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[^\r\n]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),ra=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(DATERANGE|DEFINE|KEY|MAP|PART|PART-INF|PLAYLIST-TYPE|PRELOAD-HINT|RENDITION-REPORT|SERVER-CONTROL|SKIP|START):(.+)/.source,/#EXT-X-(BITRATE|DISCONTINUITY-SEQUENCE|MEDIA-SEQUENCE|TARGETDURATION|VERSION): *(\d+)/.source,/#EXT-X-(DISCONTINUITY|ENDLIST|GAP|INDEPENDENT-SEGMENTS)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|"));class ve{static findGroup(e,t){for(let i=0;i<e.length;i++){const s=e[i];if(s.id===t)return s}}static resolve(e,t){return Gt.buildAbsoluteURL(t,e,{alwaysNormalize:!0})}static isMediaPlaylist(e){return na.test(e)}static parseMasterPlaylist(e,t){const i=ds(e),s={contentSteering:null,levels:[],playlistParsingError:null,sessionData:null,sessionKeys:null,startTimeOffset:null,variableList:null,hasVariableRefs:i},r=[];ps.lastIndex=0;let a;for(;(a=ps.exec(e))!=null;)if(a[1]){var o;const c=new te(a[1]);fe(s,c,["CODECS","SUPPLEMENTAL-CODECS","ALLOWED-CPC","PATHWAY-ID","STABLE-VARIANT-ID","AUDIO","VIDEO","SUBTITLES","CLOSED-CAPTIONS","NAME"]);const u=ei(s,a[2]),d={attrs:c,bitrate:c.decimalInteger("BANDWIDTH")||c.decimalInteger("AVERAGE-BANDWIDTH"),name:c.NAME,url:ve.resolve(u,t)},h=c.decimalResolution("RESOLUTION");h&&(d.width=h.width,d.height=h.height),aa(c.CODECS,d),(o=d.unknownCodecs)!=null&&o.length||r.push(d),s.levels.push(d)}else if(a[3]){const c=a[3],u=a[4];switch(c){case"SESSION-DATA":{const d=new te(u);fe(s,d,["DATA-ID","LANGUAGE","VALUE","URI"]);const h=d["DATA-ID"];h&&(s.sessionData===null&&(s.sessionData={}),s.sessionData[h]=d);break}case"SESSION-KEY":{const d=Ts(u,t,s);d.encrypted&&d.isSupported()?(s.sessionKeys===null&&(s.sessionKeys=[]),s.sessionKeys.push(d)):L.warn(`[Keys] Ignoring invalid EXT-X-SESSION-KEY tag: "${u}"`);break}case"DEFINE":{{const d=new te(u);fe(s,d,["NAME","VALUE","QUERYPARAM"]),hs(s,d,t)}break}case"CONTENT-STEERING":{const d=new te(u);fe(s,d,["SERVER-URI","PATHWAY-ID"]),s.contentSteering={uri:ve.resolve(d["SERVER-URI"],t),pathwayId:d["PATHWAY-ID"]||"."};break}case"START":{s.startTimeOffset=xs(u);break}}}const l=r.length>0&&r.length<s.levels.length;return s.levels=l?r:s.levels,s.levels.length===0&&(s.playlistParsingError=new Error("no levels found in manifest")),s}static parseMasterPlaylistMedia(e,t,i){let s;const r={},a=i.levels,o={AUDIO:a.map(c=>({id:c.attrs.AUDIO,audioCodec:c.audioCodec})),SUBTITLES:a.map(c=>({id:c.attrs.SUBTITLES,textCodec:c.textCodec})),"CLOSED-CAPTIONS":[]};let l=0;for(ys.lastIndex=0;(s=ys.exec(e))!==null;){const c=new te(s[1]),u=c.TYPE;if(u){const d=o[u],h=r[u]||[];r[u]=h,fe(i,c,["URI","GROUP-ID","LANGUAGE","ASSOC-LANGUAGE","STABLE-RENDITION-ID","NAME","INSTREAM-ID","CHARACTERISTICS","CHANNELS"]);const g=c.LANGUAGE,f=c["ASSOC-LANGUAGE"],m=c.CHANNELS,y=c.CHARACTERISTICS,E=c["INSTREAM-ID"],T={attrs:c,bitrate:0,id:l++,groupId:c["GROUP-ID"]||"",name:c.NAME||g||"",type:u,default:c.bool("DEFAULT"),autoselect:c.bool("AUTOSELECT"),forced:c.bool("FORCED"),lang:g,url:c.URI?ve.resolve(c.URI,t):""};if(f&&(T.assocLang=f),m&&(T.channels=m),y&&(T.characteristics=y),E&&(T.instreamId=E),d!=null&&d.length){const x=ve.findGroup(d,T.groupId)||d[0];Ss(T,x,"audioCodec"),Ss(T,x,"textCodec")}h.push(T)}}return r}static parseLevelPlaylist(e,t,i,s,r,a){const o=new xr(t),l=o.fragments;let c=null,u=0,d=0,h=0,g=0,f=null,m=new Kt(s,t),y,E,T,x=-1,b=!1,S=null;for(Es.lastIndex=0,o.m3u8=e,o.hasVariableRefs=ds(e);(y=Es.exec(e))!==null;){b&&(b=!1,m=new Kt(s,t),m.start=h,m.sn=u,m.cc=g,m.level=i,c&&(m.initSegment=c,m.rawProgramDateTime=c.rawProgramDateTime,c.rawProgramDateTime=null,S&&(m.setByteRange(S),S=null)));const P=y[1];if(P){m.duration=parseFloat(P);const D=(" "+y[2]).slice(1);m.title=D||null,m.tagList.push(D?["INF",P,D]:["INF",P])}else if(y[3]){if(M(m.duration)){m.start=h,T&&vs(m,T,o),m.sn=u,m.level=i,m.cc=g,l.push(m);const D=(" "+y[3]).slice(1);m.relurl=ei(o,D),Ls(m,f),f=m,h+=m.duration,u++,d=0,b=!0}}else if(y[4]){const D=(" "+y[4]).slice(1);f?m.setByteRange(D,f):m.setByteRange(D)}else if(y[5])m.rawProgramDateTime=(" "+y[5]).slice(1),m.tagList.push(["PROGRAM-DATE-TIME",m.rawProgramDateTime]),x===-1&&(x=l.length);else{if(y=y[0].match(ra),!y){L.warn("No matches on slow regex match for level playlist!");continue}for(E=1;E<y.length&&!(typeof y[E]<"u");E++);const D=(" "+y[E]).slice(1),_=(" "+y[E+1]).slice(1),W=y[E+2]?(" 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