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/** @preserve
	(c) 2012 by Cédric Mesnil. All rights reserved.

	Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

	    - Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
	    - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

	THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	*/
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a=0;a<r.length;a++)n[r.charCodeAt(a)]=a}var o=r.charAt(64);if(o){var s=e.indexOf(o);-1!==s&&(t=s)}return i(e,t,n)},_map:"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/="};function i(e,t,r){for(var a=[],i=0,o=0;o<t;o++)if(o%4){var s=r[e.charCodeAt(o-1)]<<o%4*2,c=r[e.charCodeAt(o)]>>>6-o%4*2,u=s|c;a[i>>>2]|=u<<24-i%4*8,i++}return n.create(a,i)}}(),e.enc.Base64}))},1276:function(e,t,r){"use strict";var n=r("d784"),a=r("44e7"),i=r("825a"),o=r("1d80"),s=r("4840"),c=r("8aa5"),u=r("50c4"),l=r("14c3"),f=r("9263"),d=r("d039"),h=[].push,p=Math.min,m=4294967295,g=!d((function(){return!RegExp(m,"y")}));n("split",2,(function(e,t,r){var n;return n="c"=="abbc".split(/(b)*/)[1]||4!="test".split(/(?:)/,-1).length||2!="ab".split(/(?:ab)*/).length||4!=".".split(/(.?)(.?)/).length||".".split(/()()/).length>1||"".split(/.?/).length?function(e,r){var n=String(o(this)),i=void 0===r?m:r>>>0;if(0===i)return[];if(void 0===e)return[n];if(!a(e))return t.call(n,e,i);var 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e=this._X,t=this._C,r=0;r<8;r++)o[r]=t[r];t[0]=t[0]+1295307597+this._b|0,t[1]=t[1]+3545052371+(t[0]>>>0<o[0]>>>0?1:0)|0,t[2]=t[2]+886263092+(t[1]>>>0<o[1]>>>0?1:0)|0,t[3]=t[3]+1295307597+(t[2]>>>0<o[2]>>>0?1:0)|0,t[4]=t[4]+3545052371+(t[3]>>>0<o[3]>>>0?1:0)|0,t[5]=t[5]+886263092+(t[4]>>>0<o[4]>>>0?1:0)|0,t[6]=t[6]+1295307597+(t[5]>>>0<o[5]>>>0?1:0)|0,t[7]=t[7]+3545052371+(t[6]>>>0<o[6]>>>0?1:0)|0,this._b=t[7]>>>0<o[7]>>>0?1:0;for(r=0;r<8;r++){var n=e[r]+t[r],a=65535&n,i=n>>>16,c=((a*a>>>17)+a*i>>>15)+i*i,u=((4294901760&n)*n|0)+((65535&n)*n|0);s[r]=c^u}e[0]=s[0]+(s[7]<<16|s[7]>>>16)+(s[6]<<16|s[6]>>>16)|0,e[1]=s[1]+(s[0]<<8|s[0]>>>24)+s[7]|0,e[2]=s[2]+(s[1]<<16|s[1]>>>16)+(s[0]<<16|s[0]>>>16)|0,e[3]=s[3]+(s[2]<<8|s[2]>>>24)+s[1]|0,e[4]=s[4]+(s[3]<<16|s[3]>>>16)+(s[2]<<16|s[2]>>>16)|0,e[5]=s[5]+(s[4]<<8|s[4]>>>24)+s[3]|0,e[6]=s[6]+(s[5]<<16|s[5]>>>16)+(s[4]<<16|s[4]>>>16)|0,e[7]=s[7]+(s[6]<<8|s[6]>>>24)+s[5]|0}t.Rabbit=n._createHelper(c)}(),e.Rabbit}))},"145e":function(e,t,r){"use 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f{constructor(e){this.len=e}get(e,t){return{type:{set:n.UINT8.get(e,t+0),type:n.UINT24_BE.get(e,t+1)},locale:n.UINT24_BE.get(e,t+4),value:new n.BufferType(this.len-8).get(e,t+8)}}}t.DataAtom=f;class d{constructor(e){this.len=e}get(e,t){return{version:n.UINT8.get(e,t),flags:n.UINT24_BE.get(e,t+1),name:new n.StringType(this.len-4,"utf-8").get(e,t+4)}}}t.NameAtom=d;class h{constructor(e){this.len=e}get(e,t){return{version:n.UINT8.get(e,t),flags:n.UINT24_BE.get(e,t+1),creationTime:n.UINT32_BE.get(e,t+4),modificationTime:n.UINT32_BE.get(e,t+8),trackId:n.UINT32_BE.get(e,t+12),duration:n.UINT32_BE.get(e,t+20),layer:n.UINT16_BE.get(e,t+24),alternateGroup:n.UINT16_BE.get(e,t+26),volume:n.UINT16_BE.get(e,t+28)}}}t.TrackHeaderAtom=h;const p={len:8,get:(e,t)=>({version:n.UINT8.get(e,t),flags:n.UINT24_BE.get(e,t+1),numberOfEntries:n.UINT32_BE.get(e,t+4)})};class m{constructor(e){this.len=e}get(e,t){return{dataFormat:a.FourCcToken.get(e,t),dataReferenceIndex:n.UINT16_BE.get(e,t+10),description:new 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b extends y{constructor(e){super(e,t.TimeToSampleToken),this.len=e}}t.SttsAtom=b,t.SampleToChunkToken={len:12,get(e,t){return{firstChunk:n.INT32_BE.get(e,t),samplesPerChunk:n.INT32_BE.get(e,t+4),sampleDescriptionId:n.INT32_BE.get(e,t+8)}}};class v extends y{constructor(e){super(e,t.SampleToChunkToken),this.len=e}}t.StscAtom=v;class w{constructor(e){this.len=e}get(e,t){const r=n.INT32_BE.get(e,t+8);return{version:n.INT8.get(e,t),flags:n.INT24_BE.get(e,t+1),sampleSize:n.INT32_BE.get(e,t+4),numberOfEntries:r,entries:_(e,n.INT32_BE,t+12,this.len-12,r)}}}t.StszAtom=w;class T extends y{constructor(e){super(e,n.INT32_BE),this.len=e}}t.StcoAtom=T;class k{constructor(e){this.len=e}get(e,t){const r=n.INT16_BE.get(e,t+0),a=new n.StringType(r,"utf-8");return a.get(e,t+2)}}function _(e,t,r,n,a){if(s(`remainingLen=${n}, numberOfEntries=${a} * token-len=${t.len}`),0===n)return[];i.equal(n,a*t.len,"mismatch number-of-entries with remaining atom-length");const o=[];for(let 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e=this._X,t=this._C,r=0;r<8;r++)o[r]=t[r];t[0]=t[0]+1295307597+this._b|0,t[1]=t[1]+3545052371+(t[0]>>>0<o[0]>>>0?1:0)|0,t[2]=t[2]+886263092+(t[1]>>>0<o[1]>>>0?1:0)|0,t[3]=t[3]+1295307597+(t[2]>>>0<o[2]>>>0?1:0)|0,t[4]=t[4]+3545052371+(t[3]>>>0<o[3]>>>0?1:0)|0,t[5]=t[5]+886263092+(t[4]>>>0<o[4]>>>0?1:0)|0,t[6]=t[6]+1295307597+(t[5]>>>0<o[5]>>>0?1:0)|0,t[7]=t[7]+3545052371+(t[6]>>>0<o[6]>>>0?1:0)|0,this._b=t[7]>>>0<o[7]>>>0?1:0;for(r=0;r<8;r++){var 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w=h-p;m={email:v,rating:t.readUInt8(p),counter:w>=5?t.readUInt32BE(p+1):void 0};break;case"GEOB":{y=i.default.findZero(t,p+1,h,f);const e=i.default.decodeString(t.slice(p+1,y),c);p=y+1,y=i.default.findZero(t,p,h-p,f);const r=i.default.decodeString(t.slice(p,y),c);p=y+1,y=i.default.findZero(t,p,h-p,f);const n=i.default.decodeString(t.slice(p,y),c);m={type:e,filename:r,description:n,data:t.slice(p+1,h)};break}case"WCOM":case"WCOP":case"WOAF":case"WOAR":case"WOAS":case"WORS":case"WPAY":case"WPUB":m=i.default.decodeString(t.slice(p,y),f);break;case"WXXX":{y=i.default.findZero(t,p+1,h,f);const e=i.default.decodeString(t.slice(p+1,y),c);p=y+1,m={description:e,url:i.default.decodeString(t.slice(p,h-p),f)};break}case"MCDI":m=t.slice(0,h);break;default:s("Warning: unsupported id3v2-tag-type: "+r);break}return m}static fixPictureMimeType(e){switch(e=e.toLocaleLowerCase(),e){case"jpg":return"image/jpeg";case"png":return"image/png"}return e}static functionList(e){const t={};for(let r=0;r+1<e.length;r+=2){const n=e[r+1].split(",");t[e[r]]=t.hasOwnProperty(e[r])?t[e[r]].concat(n):n}return t}static splitValue(e,t){const r=t.split(e>=4?/\x00/g:/\//g);return u.trimArray(r)}static trimArray(e){for(let t=0;t<e.length;++t)e[t]=e[t].replace(/\x00+$/,"").trim();return e}static readIdentifierAndData(e,t,r,n){const a=i.default.findZero(e,t,r,n),o=i.default.decodeString(e.slice(t,a),n);return t=a+u.getNullTerminatorLength(n),{id:o,data:e.slice(t,r)}}static getNullTerminatorLength(e){return"utf16"===e?2:1}}t.default=u}).call(this,r("b639").Buffer)},"428f":function(e,t,r){var n=r("da84");e.exports=n},"429b":function(e,t,r){e.exports=r("faa1").EventEmitter},4362:function(e,t,r){t.nextTick=function(e){var t=Array.prototype.slice.call(arguments);t.shift(),setTimeout((function(){e.apply(null,t)}),0)},t.platform=t.arch=t.execPath=t.title="browser",t.pid=1,t.browser=!0,t.env={},t.argv=[],t.binding=function(e){throw new Error("No such module. 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r=this,a=this._readableState&&this._readableState.destroyed,i=this._writableState&&this._writableState.destroyed;return a||i?(t?t(e):!e||this._writableState&&this._writableState.errorEmitted||n.nextTick(o,this,e),this):(this._readableState&&(this._readableState.destroyed=!0),this._writableState&&(this._writableState.destroyed=!0),this._destroy(e||null,(function(e){!t&&e?(n.nextTick(o,r,e),r._writableState&&(r._writableState.errorEmitted=!0)):t&&t(e)})),this)}function i(){this._readableState&&(this._readableState.destroyed=!1,this._readableState.reading=!1,this._readableState.ended=!1,this._readableState.endEmitted=!1),this._writableState&&(this._writableState.destroyed=!1,this._writableState.ended=!1,this._writableState.ending=!1,this._writableState.finished=!1,this._writableState.errorEmitted=!1)}function o(e,t){e.emit("error",t)}e.exports={destroy:a,undestroy:i}},"46d9":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});const n=r("fc97");t.riffInfoTagMap={IART:"artist",ICRD:"date",INAM:"title",TITL:"title",IPRD:"album",ITRK:"track",COMM:"comment",ICMT:"comment",ICNT:"releasecountry",GNRE:"genre",IWRI:"writer",RATE:"rating",YEAR:"year",ISFT:"encodedby",CODE:"encodedby",TURL:"website",IGNR:"genre",IENG:"engineer",ITCH:"technician",IMED:"media",IRPD:"album"};class a extends n.CommonTagMapper{constructor(){super(["exif"],t.riffInfoTagMap)}}t.RiffInfoTagMapper=a},4840:function(e,t,r){var n=r("825a"),a=r("1c0b"),i=r("b622"),o=i("species");e.exports=function(e,t){var r,i=n(e).constructor;return void 0===i||void 0==(r=n(i)[o])?t:a(r)}},4930:function(e,t,r){var n=r("d039");e.exports=!!Object.getOwnPropertySymbols&&!n((function(){return!String(Symbol())}))},"498a":function(e,t,r){"use strict";var n=r("23e7"),a=r("58a8").trim,i=r("c8d2");n({target:"String",proto:!0,forced:i("trim")},{trim:function(){return a(this)}})},"4b8f":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});const n=r("6f58"),a=r("d3ab"),i=r("34eb"),o=i("music-metadata:parser:musepack:sv8"),s=new n.StringType(2,"binary"),c={len:5,get:(e,t)=>({crc:n.UINT32_LE.get(e,t),streamVersion:n.UINT8.get(e,t+4)})},u={len:2,get:(e,t)=>({sampleFrequency:[44100,48e3,37800,32e3][a.default.getBitAllignedNumber(e,t,0,3)],maxUsedBands:a.default.getBitAllignedNumber(e,t,3,5),channelCount:a.default.getBitAllignedNumber(e,t+1,0,4)+1,msUsed:a.default.isBitSet(e,t+1,4),audioBlockFrames:a.default.getBitAllignedNumber(e,t+1,5,3)})};class l{constructor(e){this.tokenizer=e}async readPacketHeader(){const e=await this.tokenizer.readToken(s),t=await this.readVariableSizeField();return{key:e,payloadLength:t.value-2-t.len}}async readStreamHeader(e){const t={};o(`Reading SH at offset=${this.tokenizer.position}`);const r=await this.tokenizer.readToken(c);e-=c.len,Object.assign(t,r),o(`SH.streamVersion = ${r.streamVersion}`);const n=await this.readVariableSizeField();e-=n.len,t.sampleCount=n.value;const a=await this.readVariableSizeField();e-=a.len,t.beginningOfSilence=a.value;const i=await this.tokenizer.readToken(u);return e-=u.len,Object.assign(t,i),await this.tokenizer.ignore(e),t}async readVariableSizeField(e=1,t=0){let r=await this.tokenizer.readNumber(n.UINT8);return 0===(128&r)?{len:e,value:t+r}:(r&=127,r+=t,this.readVariableSizeField(e+1,r<<7))}}t.StreamReader=l},"4ba9":function(e,t,r){(function(t,n,a){e.exports=n(r("21bf"),r("38ba"))})(0,(function(e){return e.mode.OFB=function(){var t=e.lib.BlockCipherMode.extend(),r=t.Encryptor=t.extend({processBlock:function(e,t){var r=this._cipher,n=r.blockSize,a=this._iv,i=this._keystream;a&&(i=this._keystream=a.slice(0),this._iv=void 0),r.encryptBlock(i,0);for(var o=0;o<n;o++)e[t+o]^=i[o]}});return t.Decryptor=r,t}(),e.mode.OFB}))},"4cc3":function(e,t,r){"use strict";(function(e){Object.defineProperty(t,"__esModule",{value:!0});const n=r("d3ab"),a=r("6f58");class i{static getParserForAttr(e){return i.attributeParsers[e]}static parseUnicodeAttr(e){return n.default.stripNulls(n.default.decodeString(e,"utf16le"))}static parseByteArrayAttr(t){const r=e.alloc(t.length);return t.copy(r),r}static parseBoolAttr(e,t=0){return 1===i.parseWordAttr(e,t)}static parseDWordAttr(e,t=0){return e.readUInt32LE(t)}static parseQWordAttr(e,t=0){return a.UINT64_LE.get(e,t)}static parseWordAttr(e,t=0){return e.readUInt16LE(t)}}t.AsfUtil=i,i.attributeParsers=[i.parseUnicodeAttr,i.parseByteArrayAttr,i.parseBoolAttr,i.parseDWordAttr,i.parseQWordAttr,i.parseWordAttr,i.parseByteArrayAttr]}).call(this,r("b639").Buffer)},"4d64":function(e,t,r){var n=r("fc6a"),a=r("50c4"),i=r("23cb"),o=function(e){return function(t,r,o){var s,c=n(t),u=a(c.length),l=i(o,u);if(e&&r!=r){while(u>l)if(s=c[l++],s!=s)return!0}else for(;u>l;l++)if((e||l in c)&&c[l]===r)return e||l||0;return!e&&-1}};e.exports={includes:o(!0),indexOf:o(!1)}},"4df4":function(e,t,r){"use strict";var n=r("0366"),a=r("7b0b"),i=r("9bdd"),o=r("e95a"),s=r("50c4"),c=r("8418"),u=r("35a1");e.exports=function(e){var t,r,l,f,d,h,p=a(e),m="function"==typeof this?this:Array,g=arguments.length,y=g>1?arguments[1]:void 0,b=void 0!==y,v=u(p),w=0;if(b&&(y=n(y,g>2?arguments[2]:void 0,2)),void 0==v||m==Array&&o(v))for(t=s(p.length),r=new m(t);t>w;w++)h=b?y(p[w],w):p[w],c(r,w,h);else for(f=v.call(p),d=f.next,r=new m;!(l=d.call(f)).done;w++)h=b?i(f,y,[l.value,w],!0):l.value,c(r,w,h);return r.length=w,r}},"4f83":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});const n=r("21c2"),a=r("0662"),i=r("64a4"),o=r("1e78"),s=r("34eb"),c=r("95c9"),u=s("music-metadata:parser:ID3");class l extends c.BasicParser{constructor(){super(...arguments),this.id3parser=new i.ID3v2Parser}static async startsWithID3v2Header(e){return"ID3"===(await e.peekToken(a.ID3v2Header)).fileIdentifier}async parse(){try{await this.parseID3v2()}catch(e){if(!(e instanceof n.EndOfStreamError))throw e;u("End-of-stream")}}finalize(){}async parseID3v2(){if(await this.tryReadId3v2Headers(),u("End of ID3v2 header, go to MPEG-parser: pos=%s",this.tokenizer.position),await this._parse(),this.options.skipPostHeaders&&this.metadata.hasAny())this.finalize();else{const e=new o.ID3v1Parser;await e.init(this.metadata,this.tokenizer,this.options).parse(),this.finalize()}}async tryReadId3v2Headers(){const e=await this.tokenizer.peekToken(a.ID3v2Header);if("ID3"===e.fileIdentifier)return u("Found ID3v2 header, pos=%s",this.tokenizer.position),await this.id3parser.parse(this.metadata,this.tokenizer,this.options),this.tryReadId3v2Headers()}}t.AbstractID3Parser=l},"50c4":function(e,t,r){var n=r("a691"),a=Math.min;e.exports=function(e){return e>0?a(n(e),9007199254740991):0}},5135:function(e,t){var r={}.hasOwnProperty;e.exports=function(e,t){return r.call(e,t)}},5319:function(e,t,r){"use strict";var n=r("d784"),a=r("825a"),i=r("7b0b"),o=r("50c4"),s=r("a691"),c=r("1d80"),u=r("8aa5"),l=r("14c3"),f=Math.max,d=Math.min,h=Math.floor,p=/\$([$&'`]|\d\d?|<[^>]*>)/g,m=/\$([$&'`]|\d\d?)/g,g=function(e){return void 0===e?e:String(e)};n("replace",2,(function(e,t,r,n){var y=n.REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE,b=n.REPLACE_KEEPS_$0,v=y?"$":"$0";return[function(r,n){var a=c(this),i=void 0==r?void 0:r[e];return void 0!==i?i.call(r,a,n):t.call(String(a),r,n)},function(e,n){if(!y&&b||"string"===typeof n&&-1===n.indexOf(v)){var i=r(t,e,this,n);if(i.done)return i.value}var c=a(e),h=String(this),p="function"===typeof n;p||(n=String(n));var m=c.global;if(m){var T=c.unicode;c.lastIndex=0}var k=[];while(1){var _=l(c,h);if(null===_)break;if(k.push(_),!m)break;var S=String(_[0]);""===S&&(c.lastIndex=u(h,o(c.lastIndex),T))}for(var E="",I=0,A=0;A<k.length;A++){_=k[A];for(var x=String(_[0]),B=f(d(s(_.index),h.length),0),C=[],P=1;P<_.length;P++)C.push(g(_[P]));var O=_.groups;if(p){var M=[x].concat(C,B,h);void 0!==O&&M.push(O);var D=String(n.apply(void 0,M))}else D=w(x,h,B,C,O,n);B>=I&&(E+=h.slice(I,B)+D,I=B+x.length)}return E+h.slice(I)}];function w(e,r,n,a,o,s){var c=n+e.length,u=a.length,l=m;return void 0!==o&&(o=i(o),l=p),t.call(s,l,(function(t,i){var s;switch(i.charAt(0)){case"$":return"$";case"&":return e;case"`":return r.slice(0,n);case"'":return r.slice(c);case"<":s=o[i.slice(1,-1)];break;default:var l=+i;if(0===l)return t;if(l>u){var f=h(l/10);return 0===f?t:f<=u?void 0===a[f-1]?i.charAt(1):a[f-1]+i.charAt(1):t}s=a[l-1]}return void 0===s?"":s}))}}))},"53a8":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});const n=r("34eb"),a=r("f654"),i=r("95c9"),o=r("4b8f"),s=r("9611"),c=r("98a7"),u=n("music-metadata:parser:musepack");class l extends i.BasicParser{constructor(){super(...arguments),this.audioLength=0}async parse(){const e=await this.tokenizer.readToken(c.FourCcToken);return a.equal(e,"MPCK","Magic number"),this.metadata.setFormat("container","Musepack, SV8"),this.parsePacket()}async parsePacket(){const e=new o.StreamReader(this.tokenizer);do{const t=await e.readPacketHeader();switch(u(`packet-header key=${t.key}, payloadLength=${t.payloadLength}`),t.key){case"SH":const r=await e.readStreamHeader(t.payloadLength);this.metadata.setFormat("numberOfSamples",r.sampleCount),this.metadata.setFormat("sampleRate",r.sampleFrequency),this.metadata.setFormat("duration",r.sampleCount/r.sampleFrequency),this.metadata.setFormat("numberOfChannels",r.channelCount);break;case"AP":this.audioLength+=t.payloadLength,await this.tokenizer.ignore(t.payloadLength);break;case"RG":case"EI":case"SO":case"ST":case"CT":await this.tokenizer.ignore(t.payloadLength);break;case"SE":return this.metadata.setFormat("bitrate",8*this.audioLength/this.metadata.format.duration),s.APEv2Parser.tryParseApeHeader(this.metadata,this.tokenizer,this.options);default:throw new Error(`Unexpected header: ${t.key}`)}}while(1)}}t.MpcSv8Parser=l},"53d6":function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});const n=r("fc97");class a extends n.CommonTagMapper{constructor(e,t){const r={};for(const n of Object.keys(t))r[n.toUpperCase()]=t[n];super(e,r)}getCommonName(e){return this.tagMap[e.toUpperCase()]}}t.CaseInsensitiveTagMap=a},5658:function(e,t,r){"use strict";(function(e){Object.defineProperty(t,"__esModule",{value:!0});const n=r("f654"),a=r("6f58"),i=r("21c2"),o=r("34eb"),s=r("d3ab"),c=r("4f83"),u=r("ad3a"),l=o("music-metadata:parser:mpeg"),f=1024,d={AudioObjectTypes:["AAC Main","AAC LC","AAC SSR","AAC LTP"],SamplingFrequencies:[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350,void 0,void 0,-1]},h=[void 0,["front-center"],["front-left","front-right"],["front-center","front-left","front-right"],["front-center","front-left","front-right","back-center"],["front-center","front-left","front-right","back-left","back-right"],["front-center","front-left","front-right","back-left","back-right","LFE-channel"],["front-center","front-left","front-right","side-left","side-right","back-left","back-right","LFE-channel"]];class p{constructor(e,t){this.versionIndex=s.default.getBitAllignedNumber(e,t+1,3,2),this.layer=p.LayerDescription[s.default.getBitAllignedNumber(e,t+1,5,2)],this.versionIndex>1&&0===this.layer?this.parseAdtsHeader(e,t):this.parseMpegHeader(e,t),this.isProtectedByCRC=!s.default.isBitSet(e,t+1,7)}calcDuration(e){return e*this.calcSamplesPerFrame()/this.samplingRate}calcSamplesPerFrame(){return p.samplesInFrameTable[1===this.version?0:1][this.layer]}calculateSideInfoLength(){if(3!==this.layer)return 2;if(3===this.channelModeIndex){if(1===this.version)return 17;if(2===this.version||2.5===this.version)return 9}else{if(1===this.version)return 32;if(2===this.version||2.5===this.version)return 17}}calcSlotSize(){return[null,4,1,1][this.layer]}parseMpegHeader(e,t){this.container="MPEG",this.bitrateIndex=s.default.getBitAllignedNumber(e,t+2,0,4),this.sampRateFreqIndex=s.default.getBitAllignedNumber(e,t+2,4,2),this.padding=s.default.isBitSet(e,t+2,6),this.privateBit=s.default.isBitSet(e,t+2,7),this.channelModeIndex=s.default.getBitAllignedNumber(e,t+3,0,2),this.modeExtension=s.default.getBitAllignedNumber(e,t+3,2,2),this.isCopyrighted=s.default.isBitSet(e,t+3,4),this.isOriginalMedia=s.default.isBitSet(e,t+3,5),this.emphasis=s.default.getBitAllignedNumber(e,t+3,7,2),this.version=p.VersionID[this.versionIndex],this.channelMode=p.ChannelMode[this.channelModeIndex],this.codec=`MPEG ${this.version} Layer ${this.layer}`;const r=this.calcBitrate();if(!r)throw new Error("Cannot determine bit-rate");if(this.bitrate=1e3*r,this.samplingRate=this.calcSamplingRate(),null==this.samplingRate)throw new Error("Cannot determine sampling-rate")}parseAdtsHeader(e,t){l("layer=0 => ADTS"),this.version=2===this.versionIndex?4:2,this.container="ADTS/MPEG-"+this.version;const r=s.default.getBitAllignedNumber(e,t+2,0,2);this.codec="AAC",this.codecProfile=d.AudioObjectTypes[r],l(`MPEG-4 audio-codec=${this.codec}`);const n=s.default.getBitAllignedNumber(e,t+2,2,4);this.samplingRate=d.SamplingFrequencies[n],l(`sampling-rate=${this.samplingRate}`);const a=s.default.getBitAllignedNumber(e,t+2,7,3);this.mp4ChannelConfig=h[a],l(`channel-config=${this.mp4ChannelConfig.join("+")}`),this.frameLength=s.default.getBitAllignedNumber(e,t+3,6,2)<<11}calcBitrate(){if(0===this.bitrateIndex||15===this.bitrateIndex)return;const e=`${Math.floor(this.version)}${this.layer}`;return p.bitrate_index[this.bitrateIndex][e]}calcSamplingRate(){return 3===this.sampRateFreqIndex?null:p.sampling_rate_freq_index[this.version][this.sampRateFreqIndex]}}p.SyncByte1=255,p.SyncByte2=224,p.VersionID=[2.5,null,2,1],p.LayerDescription=[0,3,2,1],p.ChannelMode=["stereo","joint_stereo","dual_channel","mono"],p.bitrate_index={1:{11:32,12:32,13:32,21:32,22:8,23:8},2:{11:64,12:48,13:40,21:48,22:16,23:16},3:{11:96,12:56,13:48,21:56,22:24,23:24},4:{11:128,12:64,13:56,21:64,22:32,23:32},5:{11:160,12:80,13:64,21:80,22:40,23:40},6:{11:192,12:96,13:80,21:96,22:48,23:48},7:{11:224,12:112,13:96,21:112,22:56,23:56},8:{11:256,12:128,13:112,21:128,22:64,23:64},9:{11:288,12:160,13:128,21:144,22:80,23:80},10:{11:320,12:192,13:160,21:160,22:96,23:96},11:{11:352,12:224,13:192,21:176,22:112,23:112},12:{11:384,12:256,13:224,21:192,22:128,23:128},13:{11:416,12:320,13:256,21:224,22:144,23:144},14:{11:448,12:384,13:320,21:256,22:160,23:160}},p.sampling_rate_freq_index={1:{0:44100,1:48e3,2:32e3},2:{0:22050,1:24e3,2:16e3},2.5:{0:11025,1:12e3,2:8e3}},p.samplesInFrameTable=[[0,384,1152,1152],[0,384,1152,576]];const m={len:4,get:(e,t)=>new p(e,t)};function g(e){return"V"+(100-e)/10}class y extends c.AbstractID3Parser{constructor(){super(...arguments),this.frameCount=0,this.syncFrameCount=-1,this.countSkipFrameData=0,this.totalDataLength=0,this.bitrates=[],this.calculateEofDuration=!1,this.buf_frame_header=e.alloc(4),this.syncPeek={buf:e.alloc(f),len:0}}async _parse(){this.metadata.setFormat("lossless",!1);try{let e=!1;while(!e)await this.sync(),e=await this.parseCommonMpegHeader()}catch(e){if(!(e instanceof i.EndOfStreamError))throw e;if(l("End-of-stream"),this.calculateEofDuration){const e=this.frameCount*this.samplesPerFrame;this.metadata.setFormat("numberOfSamples",e);const t=e/this.metadata.format.sampleRate;l(`Calculate duration at EOF: ${t} sec.`,t),this.metadata.setFormat("duration",t)}}}finalize(){const e=this.metadata.format,t=this.metadata.native.hasOwnProperty("ID3v1");if(e.duration&&this.tokenizer.fileInfo.size){const r=this.tokenizer.fileInfo.size-this.mpegOffset-(t?128:0);e.codecProfile&&"V"===e.codecProfile[0]&&this.metadata.setFormat("bitrate",8*r/e.duration)}else if(this.tokenizer.fileInfo.size&&"CBR"===e.codecProfile){const r=this.tokenizer.fileInfo.size-this.mpegOffset-(t?128:0),n=Math.round(r/this.frame_size)*this.samplesPerFrame;this.metadata.setFormat("numberOfSamples",n);const a=n/e.sampleRate;l("Calculate CBR duration based on file size: %s",a),this.metadata.setFormat("duration",a)}}async sync(){let e=!1;while(1){let t=0;if(this.syncPeek.len=await this.tokenizer.peekBuffer(this.syncPeek.buf,{length:f,mayBeLess:!0}),this.syncPeek.len<=256)throw new i.EndOfStreamError;while(1){if(e&&224===(224&this.syncPeek.buf[t]))return this.buf_frame_header[0]=p.SyncByte1,this.buf_frame_header[1]=this.syncPeek.buf[t],await this.tokenizer.ignore(t),l(`Sync at offset=${this.tokenizer.position-1}, frameCount=${this.frameCount}`),this.syncFrameCount===this.frameCount&&(l(`Re-synced MPEG stream, frameCount=${this.frameCount}`),this.frameCount=0,this.frame_size=0),void(this.syncFrameCount=this.frameCount);if(e=!1,t=this.syncPeek.buf.indexOf(p.SyncByte1,t),-1===t){if(this.syncPeek.len<this.syncPeek.buf.length)throw new i.EndOfStreamError;await this.tokenizer.ignore(this.syncPeek.len);break}++t,e=!0}}}async parseCommonMpegHeader(){let e;0===this.frameCount&&(this.mpegOffset=this.tokenizer.position-1),await this.tokenizer.peekBuffer(this.buf_frame_header,{offset:1,length:3});try{e=m.get(this.buf_frame_header,0)}catch(t){return await this.tokenizer.ignore(1),this.metadata.addWarning("Parse error: "+t.message),!1}return await this.tokenizer.ignore(3),this.metadata.setFormat("container",e.container),this.metadata.setFormat("codec",e.codec),this.metadata.setFormat("lossless",!1),this.metadata.setFormat("sampleRate",e.samplingRate),this.frameCount++,e.version>=2&&0===e.layer?this.parseAdts(e):this.parseAudioFrameHeader(e)}async parseAudioFrameHeader(e){this.metadata.setFormat("numberOfChannels","mono"===e.channelMode?1:2),this.metadata.setFormat("bitrate",e.bitrate),this.frameCount<2e5&&l("offset=%s MP%s bitrate=%s sample-rate=%s",this.tokenizer.position-4,e.layer,e.bitrate,e.samplingRate);const t=e.calcSlotSize();if(null===t)throw new Error("invalid slot_size");const r=e.calcSamplesPerFrame();l(`samples_per_frame=${r}`);const n=r/8,a=n*e.bitrate/e.samplingRate+(e.padding?t:0);if(this.frame_size=Math.floor(a),this.audioFrameHeader=e,this.bitrates.push(e.bitrate),1===this.frameCount)return this.offset=m.len,await this.skipSideInformation(),!1;if(3===this.frameCount){if(this.areAllSame(this.bitrates)){if(this.samplesPerFrame=r,this.metadata.setFormat("codecProfile","CBR"),this.tokenizer.fileInfo.size)return!0}else if(this.metadata.format.duration)return!0;if(!this.options.duration)return!0}return this.options.duration&&4===this.frameCount&&(this.samplesPerFrame=r,this.calculateEofDuration=!0),this.offset=4,e.isProtectedByCRC?(await this.parseCrc(),!1):(await this.skipSideInformation(),!1)}async parseAdts(t){const r=e.alloc(3);await this.tokenizer.readBuffer(r),t.frameLength+=s.default.getBitAllignedNumber(r,0,0,11),this.tokenizer.ignore(t.frameLength-7),this.totalDataLength+=t.frameLength,this.samplesPerFrame=1024;const n=t.samplingRate/this.samplesPerFrame,a=0===this.frameCount?0:this.totalDataLength/this.frameCount,i=8*a*n+.5;if(this.metadata.setFormat("codecProfile",t.codecProfile),this.metadata.setFormat("bitrate",i),t.mp4ChannelConfig&&this.metadata.setFormat("numberOfChannels",t.mp4ChannelConfig.length),l(`frame-count=${this.frameCount}, size=${t.frameLength} bytes, bit-rate=${i}`),3===this.frameCount){if(!this.options.duration)return!0;this.calculateEofDuration=!0}return!1}async parseCrc(){return this.crc=await 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e=this.tokenizer.fileInfo.size;while(!this.tokenizer.fileInfo.size||e>0){try{await this.tokenizer.peekToken(c.Header)}catch(n){const e=`Error at offset=${this.tokenizer.position}: ${n.message}`;f(e),this.addWarning(e);break}const t=await s.Atom.readAtom(this.tokenizer,e=>this.handleAtom(e),null);e-=t.header.length}const t=[];this.tracks.forEach(e=>{const r=[];e.soundSampleDescription.forEach(e=>{const t={},n=h[e.dataFormat];if(n?(r.push(n.format),t.codecName=n.format):t.codecName=`<${e.dataFormat}>`,e.description){const{description:r}=e;r.sampleRate>0&&(t.type=l.TrackType.audio,t.audio={samplingFrequency:r.sampleRate,bitDepth:r.sampleSize,channels:r.numAudioChannels})}this.metadata.addStreamInfo(t)}),r.length>=1&&t.push(r.join("/"))}),t.length>0&&this.metadata.setFormat("codec",t.filter(p).join("+"));const r=this.tracks.filter(e=>e.soundSampleDescription.length>=1&&e.soundSampleDescription[0].description&&e.soundSampleDescription[0].description.sampleRate>0);if(r.length>=1){const e=r[0],t=e.duration/e.timeScale;this.metadata.setFormat("duration",t);const n=e.soundSampleDescription[0];n.description&&(this.metadata.setFormat("sampleRate",n.description.sampleRate),this.metadata.setFormat("bitsPerSample",n.description.sampleSize),this.metadata.setFormat("numberOfChannels",n.description.numAudioChannels));const a=h[n.dataFormat];a&&this.metadata.setFormat("lossless",!a.lossy),this.calculateBitRate()}}async handleAtom(e){if(e.parent)switch(e.parent.header.name){case"ilst":case"<id>":return this.parseMetadataItemData(e);case"stbl":switch(e.header.name){case"stsd":return this.parseAtom_stsd(e.getPayloadLength());case"stsc":return this.parseAtom_stsc(e.getPayloadLength());case"stts":return this.parseAtom_stts(e.getPayloadLength());case"stsz":return this.parseAtom_stsz(e.getPayloadLength());case"stco":return this.parseAtom_stco(e.getPayloadLength());default:f(`Ignore: stbl/${e.header.name} atom`)}break}switch(e.header.name){case"ftyp":const t=await this.parseAtom_ftyp(e.getPayloadLength());f(`ftyp: ${t.join("/")}`);const r=t.filter(p).join("/");return void this.metadata.setFormat("container",r);case"mdhd":return this.parseAtom_mdhd(e);case"mvhd":return this.parseAtom_mvhd(e);case"mdat":this.audioLengthInBytes=e.getPayloadLength(),this.calculateBitRate();break}switch(e.header.name){case"ftyp":const t=await this.parseAtom_ftyp(e.getPayloadLength());f(`ftyp: ${t.join("/")}`);const r=t.filter(p).join("/");return void this.metadata.setFormat("container",r);case"mdhd":return this.parseAtom_mdhd(e);case"mvhd":return this.parseAtom_mvhd(e);case"chap":const n=this.getTrackDescription();return void(n.chapterList=await this.parseAtom_chap(e));case"tkhd":return void await this.parseAtom_tkhd(e.getPayloadLength());case"mdat":return this.audioLengthInBytes=e.getPayloadLength(),this.calculateBitRate(),this.parseAtom_mdat(e.getPayloadLength())}await this.tokenizer.ignore(e.getPayloadLength()),f(`Ignore atom data: path=${e.atomPath}, payload-len=${e.getPayloadLength()}`)}getTrackDescription(){return this.tracks[this.tracks.length-1]}calculateBitRate(){this.audioLengthInBytes&&this.metadata.format.duration&&this.metadata.setFormat("bitrate",8*this.audioLengthInBytes/this.metadata.format.duration)}addTag(e,t){this.metadata.addTag(d,e,t)}addWarning(e){f("Warning: "+e),this.metadata.addWarning(e)}parseMetadataItemData(e){let t=e.header.name;return e.readAtoms(this.tokenizer,async e=>{switch(e.header.name){case"data":return this.parseValueAtom(t,e);case"name":const r=await this.tokenizer.readToken(new c.NameAtom(e.getPayloadLength()));t+=":"+r.name;break;case"mean":const n=await this.tokenizer.readToken(new c.NameAtom(e.getPayloadLength()));t+=":"+n.name;break;default:const i=await this.tokenizer.readToken(new a.BufferType(e.getPayloadLength()));this.addWarning("Unsupported meta-item: "+t+"["+e.header.name+"] => value="+i.toString("hex")+" ascii="+i.toString("ascii"))}},e.getPayloadLength())}async parseValueAtom(t,r){const n=await this.tokenizer.readToken(new c.DataAtom(r.header.length-c.Header.len));if(0!==n.type.set)throw new Error("Unsupported type-set != 0: "+n.type.set);switch(n.type.type){case 0:switch(t){case"trkn":case"disk":const e=a.UINT8.get(n.value,3),r=a.UINT8.get(n.value,5);this.addTag(t,e+"/"+r);break;case"gnre":const i=a.UINT8.get(n.value,1),o=u.Genres[i-1];this.addTag(t,o);break;default:}break;case 1:case 18:this.addTag(t,n.value.toString("utf-8"));break;case 13:if(this.options.skipCovers)break;this.addTag(t,{format:"image/jpeg",data:e.from(n.value)});break;case 14:if(this.options.skipCovers)break;this.addTag(t,{format:"image/png",data:e.from(n.value)});break;case 21:this.addTag(t,m.read_BE_Signed_Integer(n.value));break;case 22:this.addTag(t,m.read_BE_Unsigned_Integer(n.value));break;case 65:this.addTag(t,n.value.readInt8(0));break;case 66:this.addTag(t,n.value.readInt16BE(0));break;case 67:this.addTag(t,n.value.readInt32BE(0));break;default:this.addWarning(`atom key=${t}, has unknown well-known-type (data-type): ${n.type.type}`)}}async parseAtom_mvhd(e){await this.tokenizer.ignore(e.getPayloadLength())}async parseAtom_mdhd(e){const t=await this.tokenizer.readToken(new c.MdhdAtom(e.getPayloadLength())),r=this.getTrackDescription();r.creationTime=t.creationTime,r.modificationTime=t.modificationTime,r.timeScale=t.timeScale,r.duration=t.duration}async parseAtom_ftyp(e){const t=await this.tokenizer.readToken(c.ftyp);if(e-=c.ftyp.len,e>0){const r=await this.parseAtom_ftyp(e),n=t.type.replace(/\W/g,"");return n.length>0&&r.push(n),r}return[]}async parseAtom_tkhd(e){const t=await this.tokenizer.readToken(new c.TrackHeaderAtom(e));this.tracks.push(t)}async parseAtom_stsd(e){const t=await this.tokenizer.readToken(new c.StsdAtom(e)),r=this.getTrackDescription();r.soundSampleDescription=t.table.map(e=>this.parseSoundSampleDescription(e))}async parseAtom_stsc(e){const t=await this.tokenizer.readToken(new c.StscAtom(e));this.getTrackDescription().sampleToChunkTable=t.entries}async parseAtom_stts(e){const t=await this.tokenizer.readToken(new c.SttsAtom(e));this.getTrackDescription().timeToSampleTable=t.entries}parseSoundSampleDescription(e){const t={dataFormat:e.dataFormat,dataReferenceIndex:e.dataReferenceIndex};let r=0;const n=c.SoundSampleDescriptionVersion.get(e.description,r);return r+=c.SoundSampleDescriptionVersion.len,0===n.version||1===n.version?t.description=c.SoundSampleDescriptionV0.get(e.description,r):f(`Warning: sound-sample-description ${n} not implemented`),t}async parseAtom_chap(e){const t=[];let r=e.getPayloadLength();while(r>=a.UINT32_BE.len)t.push(await this.tokenizer.readNumber(a.UINT32_BE)),r-=a.UINT32_BE.len;return t}async parseAtom_stsz(e){const t=await this.tokenizer.readToken(new c.StszAtom(e)),r=this.getTrackDescription();r.sampleSize=t.sampleSize,r.sampleSizeTable=t.entries}async parseAtom_stco(e){const t=await 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t=e,r=t.lib,n=r.WordArray,a=r.BlockCipher,i=t.algo,o=[57,49,41,33,25,17,9,1,58,50,42,34,26,18,10,2,59,51,43,35,27,19,11,3,60,52,44,36,63,55,47,39,31,23,15,7,62,54,46,38,30,22,14,6,61,53,45,37,29,21,13,5,28,20,12,4],s=[14,17,11,24,1,5,3,28,15,6,21,10,23,19,12,4,26,8,16,7,27,20,13,2,41,52,31,37,47,55,30,40,51,45,33,48,44,49,39,56,34,53,46,42,50,36,29,32],c=[1,2,4,6,8,10,12,14,15,17,19,21,23,25,27,28],u=[{0:8421888,268435456:32768,536870912:8421378,805306368:2,1073741824:512,1342177280:8421890,1610612736:8389122,1879048192:8388608,2147483648:514,2415919104:8389120,2684354560:33280,2952790016:8421376,3221225472:32770,3489660928:8388610,3758096384:0,4026531840:33282,134217728:0,402653184:8421890,671088640:33282,939524096:32768,1207959552:8421888,1476395008:512,1744830464:8421378,2013265920:2,2281701376:8389120,2550136832:33280,2818572288:8421376,3087007744:8389122,3355443200:8388610,3623878656:32770,3892314112:514,4160749568:8388608,1:32768,268435457:2,536870913:8421888,805306369:8388608,1073741825:8421378,1342177281:33280,1610612737:512,1879048193:8389122,2147483649:8421890,2415919105:8421376,2684354561:8388610,2952790017:33282,3221225473:514,3489660929:8389120,3758096385:32770,4026531841:0,134217729:8421890,402653185:8421376,671088641:8388608,939524097:512,1207959553:32768,1476395009:8388610,1744830465:2,2013265921:33282,2281701377:32770,2550136833:8389122,2818572289:514,3087007745:8421888,3355443201:8389120,3623878657:0,3892314113:33280,4160749569:8421378},{0:1074282512,16777216:16384,33554432:524288,50331648:1074266128,67108864:1073741840,83886080:1074282496,100663296:1073758208,117440512:16,134217728:540672,150994944:1073758224,167772160:1073741824,184549376:540688,201326592:524304,218103808:0,234881024:16400,251658240:1074266112,8388608:1073758208,25165824:540688,41943040:16,58720256:1073758224,75497472:1074282512,92274688:1073741824,109051904:524288,125829120:1074266128,142606336:524304,159383552:0,176160768:16384,192937984:1074266112,209715200:1073741840,226492416:540672,243269632:1074282496,260046848:16400,268435456:0,285212672:1074266128,301989888:1073758224,318767104:1074282496,335544320:1074266112,352321536:16,369098752:540688,385875968:16384,402653184:16400,419430400:524288,436207616:524304,452984832:1073741840,469762048:540672,486539264:1073758208,503316480:1073741824,520093696:1074282512,276824064:540688,293601280:524288,310378496:1074266112,327155712:16384,343932928:1073758208,360710144:1074282512,377487360:16,394264576:1073741824,411041792:1074282496,427819008:1073741840,444596224:1073758224,461373440:524304,478150656:0,494927872:16400,511705088:1074266128,528482304:540672},{0:260,1048576:0,2097152:67109120,3145728:65796,4194304:65540,5242880:67108868,6291456:67174660,7340032:67174400,8388608:67108864,9437184:67174656,10485760:65792,11534336:67174404,12582912:67109124,13631488:65536,14680064:4,15728640:256,524288:67174656,1572864:67174404,2621440:0,3670016:67109120,4718592:67108868,5767168:65536,6815744:65540,7864320:260,8912896:4,9961472:256,11010048:67174400,12058624:65796,13107200:65792,14155776:67109124,15204352:67174660,16252928:67108864,16777216:67174656,17825792:65540,18874368:65536,19922944:67109120,20971520:256,22020096:67174660,23068672:67108868,24117248:0,25165824:67109124,26214400:67108864,27262976:4,28311552:65792,29360128:67174400,30408704:260,31457280:65796,32505856:67174404,17301504:67108864,18350080:260,19398656:67174656,20447232:0,21495808:65540,22544384:67109120,23592960:256,24641536:67174404,25690112:65536,26738688:67174660,27787264:65796,28835840:67108868,29884416:67109124,30932992:67174400,31981568:4,33030144:65792},{0:2151682048,65536:2147487808,131072:4198464,196608:2151677952,262144:0,327680:4198400,393216:2147483712,458752:4194368,524288:2147483648,589824:4194304,655360:64,720896:2147487744,786432:2151678016,851968:4160,917504:4096,983040:2151682112,32768:2147487808,98304:64,163840:2151678016,229376:2147487744,294912:4198400,360448:2151682112,425984:0,491520:2151677952,557056:4096,622592:2151682048,688128:4194304,753664:4160,819200:2147483648,884736:4194368,950272:4198464,1015808:2147483712,1048576:4194368,1114112:4198400,1179648:2147483712,1245184:0,1310720:4160,1376256:2151678016,1441792:2151682048,1507328:2147487808,1572864:2151682112,1638400:2147483648,1703936:2151677952,1769472:4198464,1835008:2147487744,1900544:4194304,1966080:64,2031616:4096,1081344:2151677952,1146880:2151682112,1212416:0,1277952:4198400,1343488:4194368,1409024:2147483648,1474560:2147487808,1540096:64,1605632:2147483712,1671168:4096,1736704:2147487744,1802240:2151678016,1867776:4160,1933312:2151682048,1998848:4194304,2064384:4198464},{0:128,4096:17039360,8192:262144,12288:536870912,16384:537133184,20480:16777344,24576:553648256,28672:262272,32768:16777216,36864:537133056,40960:536871040,45056:553910400,49152:553910272,53248:0,57344:17039488,61440:553648128,2048:17039488,6144:553648256,10240:128,14336:17039360,18432:262144,22528:537133184,26624:553910272,30720:536870912,34816:537133056,38912:0,430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e=this._key,t=e.words,r=[],n=0;n<56;n++){var a=o[n]-1;r[n]=t[a>>>5]>>>31-a%32&1}for(var i=this._subKeys=[],u=0;u<16;u++){var l=i[u]=[],f=c[u];for(n=0;n<24;n++)l[n/6|0]|=r[(s[n]-1+f)%28]<<31-n%6,l[4+(n/6|0)]|=r[28+(s[n+24]-1+f)%28]<<31-n%6;l[0]=l[0]<<1|l[0]>>>31;for(n=1;n<7;n++)l[n]=l[n]>>>4*(n-1)+3;l[7]=l[7]<<5|l[7]>>>27}var d=this._invSubKeys=[];for(n=0;n<16;n++)d[n]=i[15-n]},encryptBlock:function(e,t){this._doCryptBlock(e,t,this._subKeys)},decryptBlock:function(e,t){this._doCryptBlock(e,t,this._invSubKeys)},_doCryptBlock:function(e,t,r){this._lBlock=e[t],this._rBlock=e[t+1],d.call(this,4,252645135),d.call(this,16,65535),h.call(this,2,858993459),h.call(this,8,16711935),d.call(this,1,1431655765);for(var n=0;n<16;n++){for(var a=r[n],i=this._lBlock,o=this._rBlock,s=0,c=0;c<8;c++)s|=u[c][((o^a[c])&l[c])>>>0];this._lBlock=o,this._rBlock=i^s}var f=this._lBlock;this._lBlock=this._rBlock,this._rBlock=f,d.call(this,1,1431655765),h.call(this,8,16711935),h.call(this,2,858993459),d.call(this,16,65535),d.call(this,4,252645135),e[t]=this._lBlock,e[t+1]=this._rBlock},keySize:2,ivSize:2,blockSize:2});function d(e,t){var r=(this._lBlock>>>e^this._rBlock)&t;this._rBlock^=r,this._lBlock^=r<<e}function h(e,t){var r=(this._rBlock>>>e^this._lBlock)&t;this._lBlock^=r,this._rBlock^=r<<e}t.DES=a._createHelper(f);var p=i.TripleDES=a.extend({_doReset:function(){var e=this._key,t=e.words;if(2!==t.length&&4!==t.length&&t.length<6)throw new Error("Invalid key length - 3DES requires the key length to be 64, 128, 192 or >192.");var r=t.slice(0,2),a=t.length<4?t.slice(0,2):t.slice(2,4),i=t.length<6?t.slice(0,2):t.slice(4,6);this._des1=f.createEncryptor(n.create(r)),this._des2=f.createEncryptor(n.create(a)),this._des3=f.createEncryptor(n.create(i))},encryptBlock:function(e,t){this._des1.encryptBlock(e,t),this._des2.decryptBlock(e,t),this._des3.encryptBlock(e,t)},decryptBlock:function(e,t){this._des3.decryptBlock(e,t),this._des2.encryptBlock(e,t),this._des1.decryptBlock(e,t)},keySize:6,ivSize:2,blockSize:2});t.TripleDES=a._createHelper(p)}(),e.TripleDES}))},a4e1:function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});const n=r("34eb"),a=r("6f58"),i=r("53a8"),o=r("b85b"),s=r("4f83"),c=n("music-metadata:parser:musepack");class u extends s.AbstractID3Parser{async _parse(){const e=await this.tokenizer.peekToken(new a.StringType(3,"binary"));let t;switch(e){case"MP+":c("Musepack stream-version 7"),t=new o.MpcSv7Parser;break;case"MPC":c("Musepack stream-version 8"),t=new i.MpcSv8Parser;break;default:throw new Error("Invalid Musepack signature prefix")}return t.init(this.metadata,this.tokenizer,this.options),t.parse()}}t.default=u},a623:function(e,t,r){"use strict";var n=r("23e7"),a=r("b727").every,i=r("a640"),o=r("ae40"),s=i("every"),c=o("every");n({target:"Array",proto:!0,forced:!s||!c},{every:function(e){return a(this,e,arguments.length>1?arguments[1]:void 0)}})},a630:function(e,t,r){var n=r("23e7"),a=r("4df4"),i=r("1c7e"),o=!i((function(e){Array.from(e)}));n({target:"Array",stat:!0,forced:o},{from:a})},a640:function(e,t,r){"use strict";var n=r("d039");e.exports=function(e,t){var r=[][e];return!!r&&n((function(){r.call(null,t||function(){throw 1},1)}))}},a691:function(e,t){var r=Math.ceil,n=Math.floor;e.exports=function(e){return isNaN(e=+e)?0:(e>0?n:r)(e)}},a817:function(e,t,r){(function(t,n,a){e.exports=n(r("21bf"),r("38ba"))})(0,(function(e){return e.pad.AnsiX923={pad:function(e,t){var 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Ogg page should be type 1: the identification header");{const e=o.IdentificationHeader.get(t,o.CommonHeader.len);this.metadata.setFormat("sampleRate",e.sampleRate),this.metadata.setFormat("bitrate",e.bitrateNominal),this.metadata.setFormat("numberOfChannels",e.channelMode),s("sample-rate=%s[hz], bitrate=%s[b/s], channel-mode=%s",e.sampleRate,e.bitrateNominal,e.channelMode)}}parseFullPage(e){const t=o.CommonHeader.get(e,0);switch(s("Parse full page: type=%s, byteLength=%s",t.packetType,e.byteLength),t.packetType){case 3:return this.parseUserCommentList(e,o.CommonHeader.len);case 1:case 5:break}}calculateDuration(e){this.metadata.format.sampleRate&&e.absoluteGranulePosition>=0&&(this.metadata.setFormat("numberOfSamples",e.absoluteGranulePosition),this.metadata.setFormat("duration",this.metadata.format.numberOfSamples/this.metadata.format.sampleRate))}parseUserCommentList(e,t){const r=n.UINT32_LE.get(e,t);t+=4,t+=r;let a=n.UINT32_LE.get(e,t);t+=4;while(a-- 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readData(e,t){switch(this.header.name){case"moov":case"udta":case"trak":case"mdia":case"minf":case"stbl":case"<id>":case"ilst":case"tref":return this.readAtoms(e,t,this.getPayloadLength());case"meta":return await e.ignore(4),this.readAtoms(e,t,this.getPayloadLength()-4);case"mdhd":case"mvhd":case"tkhd":case"stsz":case"mdat":default:return t(this)}}}t.Atom=o},c04e:function(e,t,r){var n=r("861d");e.exports=function(e,t){if(!n(e))return e;var r,a;if(t&&"function"==typeof(r=e.toString)&&!n(a=r.call(e)))return a;if("function"==typeof(r=e.valueOf)&&!n(a=r.call(e)))return a;if(!t&&"function"==typeof(r=e.toString)&&!n(a=r.call(e)))return a;throw TypeError("Can't convert object to primitive value")}},c198:function(e,t,r){(function(t,n,a){e.exports=n(r("21bf"),r("1132"),r("72fe"),r("2b79"),r("38ba"))})(0,(function(e){return function(){var t=e,r=t.lib,n=r.BlockCipher,a=t.algo,i=[],o=[],s=[],c=[],u=[],l=[],f=[],d=[],h=[],p=[];(function(){for(var e=[],t=0;t<256;t++)e[t]=t<128?t<<1:t<<1^283;var r=0,n=0;for(t=0;t<256;t++){var a=n^n<<1^n<<2^n<<3^n<<4;a=a>>>8^255&a^99,i[r]=a,o[a]=r;var m=e[r],g=e[m],y=e[g],b=257*e[a]^16843008*a;s[r]=b<<24|b>>>8,c[r]=b<<16|b>>>16,u[r]=b<<8|b>>>24,l[r]=b;b=16843009*y^65537*g^257*m^16843008*r;f[a]=b<<24|b>>>8,d[a]=b<<16|b>>>16,h[a]=b<<8|b>>>24,p[a]=b,r?(r=m^e[e[e[y^m]]],n^=e[e[n]]):r=n=1}})();var m=[0,1,2,4,8,16,32,64,128,27,54],g=a.AES=n.extend({_doReset:function(){if(!this._nRounds||this._keyPriorReset!==this._key){for(var e=this._keyPriorReset=this._key,t=e.words,r=e.sigBytes/4,n=this._nRounds=r+6,a=4*(n+1),o=this._keySchedule=[],s=0;s<a;s++)s<r?o[s]=t[s]:(l=o[s-1],s%r?r>6&&s%r==4&&(l=i[l>>>24]<<24|i[l>>>16&255]<<16|i[l>>>8&255]<<8|i[255&l]):(l=l<<8|l>>>24,l=i[l>>>24]<<24|i[l>>>16&255]<<16|i[l>>>8&255]<<8|i[255&l],l^=m[s/r|0]<<24),o[s]=o[s-r]^l);for(var c=this._invKeySchedule=[],u=0;u<a;u++){s=a-u;if(u%4)var l=o[s];else 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m=n[u>>>24]^a[l>>>16&255]^i[f>>>8&255]^o[255&d]^r[h++],g=n[l>>>24]^a[f>>>16&255]^i[d>>>8&255]^o[255&u]^r[h++],y=n[f>>>24]^a[d>>>16&255]^i[u>>>8&255]^o[255&l]^r[h++],b=n[d>>>24]^a[u>>>16&255]^i[l>>>8&255]^o[255&f]^r[h++];u=m,l=g,f=y,d=b}m=(s[u>>>24]<<24|s[l>>>16&255]<<16|s[f>>>8&255]<<8|s[255&d])^r[h++],g=(s[l>>>24]<<24|s[f>>>16&255]<<16|s[d>>>8&255]<<8|s[255&u])^r[h++],y=(s[f>>>24]<<24|s[d>>>16&255]<<16|s[u>>>8&255]<<8|s[255&l])^r[h++],b=(s[d>>>24]<<24|s[u>>>16&255]<<16|s[l>>>8&255]<<8|s[255&f])^r[h++];e[t]=m,e[t+1]=g,e[t+2]=y,e[t+3]=b},keySize:8});t.AES=n._createHelper(g)}(),e.AES}))},c1ac:function(e,t,r){"use strict";var n=r("ebb5"),a=r("b727").filter,i=r("4840"),o=n.aTypedArray,s=n.aTypedArrayConstructor,c=n.exportTypedArrayMethod;c("filter",(function(e){var t=a(o(this),e,arguments.length>1?arguments[1]:void 0),r=i(this,this.constructor),n=0,c=t.length,u=new(s(r))(c);while(c>n)u[n]=t[n++];return 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/*!
 * media-typer
 * Copyright(c) 2014-2017 Douglas Christopher Wilson
 * MIT Licensed
 */var n=/^[A-Za-z0-9][A-Za-z0-9!#$&^_.-]{0,126}$/,a=/^[A-Za-z0-9][A-Za-z0-9!#$&^_-]{0,126}$/,i=/^ *([A-Za-z0-9][A-Za-z0-9!#$&^_-]{0,126})\/([A-Za-z0-9][A-Za-z0-9!#$&^_.+-]{0,126}) *$/;function o(e){if(!e||"object"!==typeof e)throw new TypeError("argument obj is required");var t=e.subtype,r=e.suffix,i=e.type;if(!i||!a.test(i))throw new TypeError("invalid type");if(!t||!n.test(t))throw new TypeError("invalid subtype");var o=i+"/"+t;if(r){if(!a.test(r))throw new TypeError("invalid suffix");o+="+"+r}return o}function s(e){if(!e)throw new TypeError("argument string is required");if("string"!==typeof e)throw new TypeError("argument string is required to be a string");return i.test(e.toLowerCase())}function c(e){if(!e)throw new TypeError("argument string is required");if("string"!==typeof e)throw new TypeError("argument string is required to be a string");var t=i.exec(e.toLowerCase());if(!t)throw new TypeError("invalid media type");var r,n=t[1],a=t[2],o=a.lastIndexOf("+");return-1!==o&&(r=a.substr(o+1),a=a.substr(0,o)),new u(n,a,r)}function u(e,t,r){this.type=e,this.subtype=t,this.suffix=r}t.format=o,t.parse=c,t.test=s},c6b6:function(e,t){var r={}.toString;e.exports=function(e){return r.call(e).slice(8,-1)}},c6cd:function(e,t,r){var n=r("da84"),a=r("ce4e"),i="__core-js_shared__",o=n[i]||a(i,{});e.exports=o},c73e:function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});const n=r("6f58"),a=r("aad3"),i=r("bda5");class o extends i.VorbisParser{constructor(e,t,r){super(e,t),this.tokenizer=r,this.lastPos=-1}parseFirstPage(e,t){if(this.metadata.setFormat("codec","Opus"),this.idHeader=new a.IdHeader(t.length).get(t,0),"OpusHead"!==this.idHeader.magicSignature)throw new Error("Illegal ogg/Opus magic-signature");this.metadata.setFormat("sampleRate",this.idHeader.inputSampleRate),this.metadata.setFormat("numberOfChannels",this.idHeader.channelCount)}parseFullPage(e){const t=new n.StringType(8,"ascii").get(e,0);switch(t){case"OpusTags":this.parseUserCommentList(e,8),this.lastPos=this.tokenizer.position;break;default:break}}calculateDuration(e){if(this.metadata.format.sampleRate&&e.absoluteGranulePosition>=0&&(this.metadata.setFormat("numberOfSamples",e.absoluteGranulePosition-this.idHeader.preSkip),this.metadata.setFormat("duration",this.metadata.format.numberOfSamples/this.idHeader.inputSampleRate),-1!==this.lastPos&&this.tokenizer.fileInfo.size&&this.metadata.format.duration)){const e=this.tokenizer.fileInfo.size-this.lastPos;this.metadata.setFormat("bitrate",8*e/this.metadata.format.duration)}}}t.OpusParser=o},c8ba:function(e,t){var r;r=function(){return this}();try{r=r||new Function("return this")()}catch(n){"object"===typeof window&&(r=window)}e.exports=r},c8d2:function(e,t,r){var n=r("d039"),a=r("5899"),i="​…᠎";e.exports=function(e){return n((function(){return!!a[e]()||i[e]()!=i||a[e].name!==e}))}},ca84:function(e,t,r){var n=r("5135"),a=r("fc6a"),i=r("4d64").indexOf,o=r("d012");e.exports=function(e,t){var r,s=a(e),c=0,u=[];for(r in s)!n(o,r)&&n(s,r)&&u.push(r);while(t.length>c)n(s,r=t[c++])&&(~i(u,r)||u.push(r));return u}},ca91:function(e,t,r){"use strict";var n=r("ebb5"),a=r("d58f").left,i=n.aTypedArray,o=n.exportTypedArrayMethod;o("reduce",(function(e){return a(i(this),e,arguments.length,arguments.length>1?arguments[1]:void 0)}))},cb4f:function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});const n=r("6f58"),a=r("98a7"),i=[6e3,8e3,9600,11025,12e3,16e3,22050,24e3,32e3,44100,48e3,64e3,88200,96e3,192e3,-1];class o{static isBitSet(e,t){return 1===o.getBitAllignedNumber(e,t,1)}static getBitAllignedNumber(e,t,r){return e>>>t&4294967295>>>32-r}}t.WavPack=o,o.BlockHeaderToken={len:32,get:(e,t)=>{const r=n.UINT32_LE.get(e,t+24),s={BlockID:a.FourCcToken.get(e,t),blockSize:n.UINT32_LE.get(e,t+4),version:n.UINT16_LE.get(e,t+8),totalSamples:n.UINT32_LE.get(e,t+12),blockIndex:n.UINT32_LE.get(e,t+16),blockSamples:n.UINT32_LE.get(e,t+20),flags:{bitsPerSample:8*(1+o.getBitAllignedNumber(r,0,2)),isMono:o.isBitSet(r,2),isHybrid:o.isBitSet(r,3),isJointStereo:o.isBitSet(r,4),crossChannel:o.isBitSet(r,5),hybridNoiseShaping:o.isBitSet(r,6),floatingPoint:o.isBitSet(r,7),samplingRate:i[o.getBitAllignedNumber(r,23,4)],isDSD:o.isBitSet(r,31)},crc:new n.BufferType(4).get(e,t+28)};return s.flags.isDSD&&(s.totalSamples*=8),s}},o.MetadataIdToken={len:1,get:(e,t)=>({functionId:o.getBitAllignedNumber(e[t],0,6),isOptional:o.isBitSet(e[t],5),isOddSize:o.isBitSet(e[t],6),largeBlock:o.isBitSet(e[t],7)})}},cb96:function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});const n=r("34eb"),a=r("e375"),i=r("5cf0"),o=r("0497"),s=n("music-metadata-browser:main");var c=r("e375");async function 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Error(e.type))},n.readAsArrayBuffer(e)})}t.parseBuffer=c.parseBuffer,t.parseFromTokenizer=c.parseFromTokenizer,t.orderTags=c.orderTags,t.ratingToStars=c.ratingToStars,t.parseNodeStream=a.parseStream,t.parseReadableStream=u,t.parseBlob=l,t.fetchFromUrl=f},cc04:function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0});const n=r("6f58"),a=r("98a7");t.ChunkHeader={len:12,get:(e,t)=>({chunkID:a.FourCcToken.get(e,t),chunkSize:n.INT64_BE.get(e,t+4)})}},cc12:function(e,t,r){var n=r("da84"),a=r("861d"),i=n.document,o=a(i)&&a(i.createElement);e.exports=function(e){return o?i.createElement(e):{}}},cd26:function(e,t,r){"use strict";var n=r("ebb5"),a=n.aTypedArray,i=n.exportTypedArrayMethod,o=Math.floor;i("reverse",(function(){var e,t=this,r=a(t).length,n=o(r/2),i=0;while(i<n)e=t[i],t[i++]=t[--r],t[r]=e;return t}))},cdf9:function(e,t,r){var n=r("825a"),a=r("861d"),i=r("f069");e.exports=function(e,t){if(n(e),a(t)&&t.constructor===e)return t;var r=i.f(e),o=r.resolve;return 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PUID":"musicip_puid","----:com.apple.iTunes:fingerprint":"musicip_fingerprint","----:com.apple.iTunes:replaygain_track_gain":"replaygain_track_gain","----:com.apple.iTunes:replaygain_track_peak":"replaygain_track_peak","----:com.apple.iTunes:replaygain_album_gain":"replaygain_album_gain","----:com.apple.iTunes:replaygain_album_peak":"replaygain_album_peak","----:com.apple.iTunes:replaygain_track_minmax":"replaygain_track_minmax","----:com.apple.iTunes:replaygain_album_minmax":"replaygain_album_minmax","----:com.apple.iTunes:replaygain_undo":"replaygain_undo",gnre:"genre","----:com.apple.iTunes:ALBUMARTISTSORT":"albumartistsort","----:com.apple.iTunes:ARTISTS":"artists","----:com.apple.iTunes:ORIGINALDATE":"originaldate","----:com.apple.iTunes:ORIGINALYEAR":"originalyear",desc:"description",ldes:"description"};t.tagType="iTunes";class i extends n.CommonTagMapper{constructor(){super([t.tagType],a)}}t.MP4TagMapper=i}});
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