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5if(r([212,195,178,161])||r([161,178,195,212]))return{ext:"pcap",mime:"application/vnd.tcpdump.pcap"};if(i("DSD "))return{ext:"dsf",mime:"audio/x-dsf"};if(i("LZIP"))return{ext:"lz",mime:"application/x-lzip"};if(i("fLaC"))return{ext:"flac",mime:"audio/x-flac"};if(r([66,80,71,251]))return{ext:"bpg",mime:"image/bpg"};if(i("wvpk"))return{ext:"wv",mime:"audio/wavpack"};if(i("%PDF")){await e.ignore(1350);let t=10485760,a=Buffer.alloc(Math.min(t,e.fileInfo.size));return(await e.readBuffer(a,{mayBeLess:!0}),a.includes(Buffer.from("AIPrivateData")))?{ext:"ai",mime:"application/postscript"}:{ext:"pdf",mime:"application/pdf"}}if(r([0,97,115,109]))return{ext:"wasm",mime:"application/wasm"};if(r([73,73,42,0]))return i("CR",{offset:8})?{ext:"cr2",mime:"image/x-canon-cr2"}:r([28,0,254,0],{offset:8})||r([31,0,11,0],{offset:8})?{ext:"nef",mime:"image/x-nikon-nef"}:r([8,0,0,0],{offset:4})&&(r([45,0,254,0],{offset:8})||r([39,0,254,0],{offset:8}))?{ext:"dng",mime:"image/x-adobe-dng"}:(t=Buffer.alloc(24),await e.peekBuffer(t),(r([16,251,134,1],{offset:4})||r([8,0,0,0],{offset:4}))&&r([0,254,0,4,0,1,0,0,0,1,0,0,0,3,1],{offset:9}))?{ext:"arw",mime:"image/x-sony-arw"}:{ext:"tif",mime:"image/tiff"};if(r([77,77,0,42]))return{ext:"tif",mime:"image/tiff"};if(i("MAC "))return{ext:"ape",mime:"audio/ape"};if(r([26,69,223,163])){async function n(){let t=await e.peekNumber(Token.UINT8),a=128,r=0;for(;(t&a)==0&&0!==a;)++r,a>>=1;let i=Buffer.alloc(r+1);return await e.readBuffer(i),i}async function s(){let e=await n(),t=await n();t[0]^=128>>t.length-1;let a=Math.min(6,t.length);return{id:e.readUIntBE(0,e.length),len:t.readUIntBE(t.length-a,a)}}async function o(t,a){for(;a>0;){let t=await s();if(17026===t.id)return e.readToken(new Token.StringType(t.len,"utf-8"));await e.ignore(t.len),--a}}let t=await s();switch(await o(1,t.len)){case"webm":return{ext:"webm",mime:"video/webm"};case"matroska":return{ext:"mkv",mime:"video/x-matroska"};default:return}}if(r([82,73,70,70])){if(r([65,86,73],{offset:8}))return{ext:"avi",mime:"video/vnd.avi"};if(r([87,65,86,69],{offset:8}))return{ext:"wav",mime:"audio/vnd.wave"};if(r([81,76,67,77],{offset:8}))return{ext:"qcp",mime:"audio/qcelp"}}if(i("SQLi"))return{ext:"sqlite",mime:"application/x-sqlite3"};if(r([78,69,83,26]))return{ext:"nes",mime:"application/x-nintendo-nes-rom"};if(i("Cr24"))return{ext:"crx",mime:"application/x-google-chrome-extension"};if(i("MSCF")||i("ISc("))return{ext:"cab",mime:"application/vnd.ms-cab-compressed"};if(r([237,171,238,219]))return{ext:"rpm",mime:"application/x-rpm"};if(r([197,208,211,198]))return{ext:"eps",mime:"application/eps"};if(r([40,181,47,253]))return{ext:"zst",mime:"application/zstd"};if(r([79,84,84,79,0]))return{ext:"otf",mime:"font/otf"};if(i("#!AMR"))return{ext:"amr",mime:"audio/amr"};if(i("{\\rtf"))return{ext:"rtf",mime:"application/rtf"};if(r([70,76,86,1]))return{ext:"flv",mime:"video/x-flv"};if(i("IMPM"))return{ext:"it",mime:"audio/x-it"};if(i("-lh0-",{offset:2})||i("-lh1-",{offset:2})||i("-lh2-",{offset:2})||i("-lh3-",{offset:2})||i("-lh4-",{offset:2})||i("-lh5-",{offset:2})||i("-lh6-",{offset:2})||i("-lh7-",{offset:2})||i("-lzs-",{offset:2})||i("-lz4-",{offset:2})||i("-lz5-",{offset:2})||i("-lhd-",{offset:2}))return{ext:"lzh",mime:"application/x-lzh-compressed"};if(r([0,0,1,186])){if(r([33],{offset:4,mask:[241]}))return{ext:"mpg",mime:"video/MP1S"};if(r([68],{offset:4,mask:[196]}))return{ext:"mpg",mime:"video/MP2P"}}if(i("ITSF"))return{ext:"chm",mime:"application/vnd.ms-htmlhelp"};if(r([253,55,122,88,90,0]))return{ext:"xz",mime:"application/x-xz"};if(i("<?xml "))return{ext:"xml",mime:"application/xml"};if(r([55,122,188,175,39,28]))return{ext:"7z",mime:"application/x-7z-compressed"};if(r([82,97,114,33,26,7])&&(0===t[6]||1===t[6]))return{ext:"rar",mime:"application/x-rar-compressed"};if(i("solid "))return{ext:"stl",mime:"model/stl"};if(i("BLENDER"))return{ext:"blend",mime:"application/x-blender"};if(i("!<arch>"))return(await e.ignore(8),"debian-binary"===await e.readToken(new Token.StringType(13,"ascii")))?{ext:"deb",mime:"application/x-deb"}:{ext:"ar",mime:"application/x-unix-archive"};

5if(r([137,80,78,71,13,10,26,10])){async function l(){return{length:await e.readToken(Token.INT32_BE),type:await e.readToken(new Token.StringType(4,"binary"))}}await e.ignore(8);do{let t=await l();if(t.length<0)return;switch(t.type){case"IDAT":return{ext:"png",mime:"image/png"};case"acTL":return{ext:"apng",mime:"image/apng"};default:await e.ignore(t.length+4)}}while(e.position+8<e.fileInfo.size);return{ext:"png",mime:"image/png"}}if(r([65,82,82,79,87,49,0,0]))return{ext:"arrow",mime:"application/x-apache-arrow"};if(r([103,108,84,70,2,0,0,0]))return{ext:"glb",mime:"model/gltf-binary"};if(r([102,114,101,101],{offset:4})||r([109,100,97,116],{offset:4})||r([109,111,111,118],{offset:4})||r([119,105,100,101],{offset:4}))return{ext:"mov",mime:"video/quicktime"};if(r([73,73,82,79,8,0,0,0,24]))return{ext:"orf",mime:"image/x-olympus-orf"};if(i("gimp xcf "))return{ext:"xcf",mime:"image/x-xcf"};if(r([73,73,85,0,24,0,0,0,136,231,116,216]))return{ext:"rw2",mime:"image/x-panasonic-rw2"};if(r([48,38,178,117,142,102,207,17,166,217])){async function u(){let t=Buffer.alloc(16);return await e.readBuffer(t),{id:t,size:Number(await e.readToken(Token.UINT64_LE))}}for(await e.ignore(30);e.position+24<e.fileInfo.size;){let t=await u(),a=t.size-24;if(_check(t.id,[145,7,220,183,183,169,207,17,142,230,0,192,12,32,83,101])){let t=Buffer.alloc(16);if(a-=await e.readBuffer(t),_check(t,[64,158,105,248,77,91,207,17,168,253,0,128,95,92,68,43]))return{ext:"asf",mime:"audio/x-ms-asf"};if(_check(t,[192,239,25,188,77,91,207,17,168,253,0,128,95,92,68,43]))return{ext:"asf",mime:"video/x-ms-asf"};break}await e.ignore(a)}return{ext:"asf",mime:"application/vnd.ms-asf"}}if(r([171,75,84,88,32,49,49,187,13,10,26,10]))return{ext:"ktx",mime:"image/ktx"};if((r([126,16,4])||r([126,24,4]))&&r([48,77,73,69],{offset:4}))return{ext:"mie",mime:"application/x-mie"};if(r([39,10,0,0,0,0,0,0,0,0,0,0],{offset:2}))return{ext:"shp",mime:"application/x-esri-shape"};if(r([0,0,0,12,106,80,32,32,13,10,135,10]))switch(await e.ignore(20),await e.readToken(new Token.StringType(4,"ascii"))){case"jp2 ":return{ext:"jp2",mime:"image/jp2"};case"jpx ":return{ext:"jpx",mime:"image/jpx"};case"jpm ":return{ext:"jpm",mime:"image/jpm"};case"mjp2":return{ext:"mj2",mime:"image/mj2"};default:return}if(r([255,10])||r([0,0,0,12,74,88,76,32,13,10,135,10]))return{ext:"jxl",mime:"image/jxl"};if(r([0,0,1,186])||r([0,0,1,179]))return{ext:"mpg",mime:"video/mpeg"};if(r([0,1,0,0,0]))return{ext:"ttf",mime:"font/ttf"};if(r([0,0,1,0]))return{ext:"ico",mime:"image/x-icon"};if(r([0,0,2,0]))return{ext:"cur",mime:"image/x-icon"};if(r([208,207,17,224,161,177,26,225]))return{ext:"cfb",mime:"application/x-cfb"};if(await e.peekBuffer(t,{length:Math.min(256,e.fileInfo.size),mayBeLess:!0}),i("BEGIN:")){if(i("VCARD",{offset:6}))return{ext:"vcf",mime:"text/vcard"};if(i("VCALENDAR",{offset:6}))return{ext:"ics",mime:"text/calendar"}}if(i("FUJIFILMCCD-RAW"))return{ext:"raf",mime:"image/x-fujifilm-raf"};if(i("Extended Module:"))return{ext:"xm",mime:"audio/x-xm"};if(i("Creative Voice File"))return{ext:"voc",mime:"audio/x-voc"};if(r([4,0,0,0])&&t.length>=16){let e=t.readUInt32LE(12);if(e>12&&t.length>=e+16)try{let a=t.slice(16,e+16).toString();if(JSON.parse(a).files)return{ext:"asar",mime:"application/x-asar"}}catch(e){}}if(r([6,14,43,52,2,5,1,1,13,1,2,1,1,2]))return{ext:"mxf",mime:"application/mxf"};if(i("SCRM",{offset:44}))return{ext:"s3m",mime:"audio/x-s3m"};if(r([71],{offset:4})&&(r([71],{offset:192})||r([71],{offset:196})))return{ext:"mts",mime:"video/mp2t"};if(r([66,79,79,75,77,79,66,73],{offset:60}))return{ext:"mobi",mime:"application/x-mobipocket-ebook"};if(r([68,73,67,77],{offset:128}))return{ext:"dcm",mime:"application/dicom"};if(r([76,0,0,0,1,20,2,0,0,0,0,0,192,0,0,0,0,0,0,70]))return{ext:"lnk",mime:"application/x.ms.shortcut"};if(r([98,111,111,107,0,0,0,0,109,97,114,107,0,0,0,0]))return{ext:"alias",mime:"application/x.apple.alias"};if(r([76,80],{offset:34})&&(r([0,0,1],{offset:8})||r([1,0,2],{offset:8})||r([2,0,2],{offset:8})))return{ext:"eot",mime:"application/vnd.ms-fontobject"};if(r([6,6,237,245,216,29,70,229,189,49,239,231,254,116,183,29]))return{ext:"indd",mime:"application/x-indesign"};if(await e.peekBuffer(t,{length:Math.min(512,e.fileInfo.size),mayBeLess:!0}),tarHeaderChecksumMatches(t))return{ext:"tar",mime:"application/x-tar"};if(r([255,254,255,14,83,0,107,0,101,0,116,0,99,0,104,0,85,0,112,0,32,0,77,0,111,0,100,0,101,0,108,0]))return{ext:"skp",mime:"application/vnd.sketchup.skp"};if(i("-----BEGIN PGP MESSAGE-----"))return{ext:"pgp",mime:"application/pgp-encrypted"};if(t.length>=2&&r([255,224],{offset:0,mask:[255,224]}

5)){if(r([16],{offset:1,mask:[22]}))return r([8],{offset:1,mask:[8]}),{ext:"aac",mime:"audio/aac"};if(r([2],{offset:1,mask:[6]}))return{ext:"mp3",mime:"audio/mpeg"};if(r([4],{offset:1,mask:[6]}))return{ext:"mp2",mime:"audio/mpeg"};if(r([6],{offset:1,mask:[6]}))return{ext:"mp1",mime:"audio/mpeg"}}}let stream=readableStream=>new Promise((resolve,reject)=>{let stream=eval("require")("stream");readableStream.on("error",reject),readableStream.once("readable",async()=>{let e;let t=new stream.PassThrough;e=stream.pipeline?stream.pipeline(readableStream,t,()=>{}):readableStream.pipe(t);let a=readableStream.read(minimumBytes)||readableStream.read()||Buffer.alloc(0);try{let e=await fromBuffer(a);t.fileType=e}catch(e){reject(e)}resolve(e)})}),fileType={fromStream,fromTokenizer,fromBuffer,stream};Object.defineProperty(fileType,"extensions",{get:()=>new Set(supported.extensions)}),Object.defineProperty(fileType,"mimeTypes",{get:()=>new Set(supported.mimeTypes)}),module.exports=fileType},87893:function(e){"use strict";e.exports={extensions:["jpg","png","apng","gif","webp","flif","xcf","cr2","cr3","orf","arw","dng","nef","rw2","raf","tif","bmp","icns","jxr","psd","indd","zip","tar","rar","gz","bz2","7z","dmg","mp4","mid","mkv","webm","mov","avi","mpg","mp2","mp3","m4a","oga","ogg","ogv","opus","flac","wav","spx","amr","pdf","epub","exe","swf","rtf","wasm","woff","woff2","eot","ttf","otf","ico","flv","ps","xz","sqlite","nes","crx","xpi","cab","deb","ar","rpm","Z","lz","cfb","mxf","mts","blend","bpg","docx","pptx","xlsx","3gp","3g2","jp2","jpm","jpx","mj2","aif","qcp","odt","ods","odp","xml","mobi","heic","cur","ktx","ape","wv","dcm","ics","glb","pcap","dsf","lnk","alias","voc","ac3","m4v","m4p","m4b","f4v","f4p","f4b","f4a","mie","asf","ogm","ogx","mpc","arrow","shp","aac","mp1","it","s3m","xm","ai","skp","avif","eps","lzh","pgp","asar","stl","chm","3mf","zst","jxl","vcf"],mimeTypes:["image/jpeg","image/png","image/gif","image/webp","image/flif","image/x-xcf","image/x-canon-cr2","image/x-canon-cr3","image/tiff","image/bmp","image/vnd.ms-photo","image/vnd.adobe.photoshop","application/x-indesign","application/epub+zip","application/x-xpinstall","application/vnd.oasis.opendocument.text","application/vnd.oasis.opendocument.spreadsheet","application/vnd.oasis.opendocument.presentation","application/vnd.openxmlformats-officedocument.wordprocessingml.document","application/vnd.openxmlformats-officedocument.presentationml.presentation","application/vnd.openxmlformats-officedocument.spreadsheetml.sheet","application/zip","application/x-tar","application/x-rar-compressed","application/gzip","application/x-bzip2","application/x-7z-compressed","application/x-apple-diskimage","application/x-apache-arrow","video/mp4","audio/midi","video/x-matroska","video/webm","video/quicktime","video/vnd.avi","audio/vnd.wave","audio/qcelp","audio/x-ms-asf","video/x-ms-asf","application/vnd.ms-asf","video/mpeg","video/3gpp","audio/mpeg","audio/mp4","audio/opus","video/ogg","audio/ogg","application/ogg","audio/x-flac","audio/ape","audio/wavpack","audio/amr","application/pdf","application/x-msdownload","application/x-shockwave-flash","application/rtf","application/wasm","font/woff","font/woff2","application/vnd.ms-fontobject","font/ttf","font/otf","image/x-icon","video/x-flv","application/postscript","application/eps","application/x-xz","application/x-sqlite3","application/x-nintendo-nes-rom","application/x-google-chrome-extension","application/vnd.ms-cab-compressed","application/x-deb","application/x-unix-archive","application/x-rpm","application/x-compress","application/x-lzip","application/x-cfb","application/x-mie","application/mxf","video/mp2t","application/x-blender","image/bpg","image/jp2","image/jpx","image/jpm","image/mj2","audio/aiff","application/xml","application/x-mobipocket-ebook","image/heif","image/heif-sequence","image/heic","image/heic-sequence","image/icns","image/ktx","application/dicom","audio/x-musepack","text/calendar","text/vcard","model/gltf-binary","application/vnd.tcpdump.pcap","audio/x-dsf","application/x.ms.shortcut","application/x.apple.alias","audio/x-voc","audio/vnd.dolby.dd-raw","audio/x-m4a","image/apng","image/x-olympus-orf","image/x-sony-arw","image/x-adobe-dng","image/x-nikon-nef","image/x-p

5anasonic-rw2","image/x-fujifilm-raf","video/x-m4v","video/3gpp2","application/x-esri-shape","audio/aac","audio/x-it","audio/x-s3m","audio/x-xm","video/MP1S","video/MP2P","application/vnd.sketchup.skp","image/avif","application/x-lzh-compressed","application/pgp-encrypted","application/x-asar","model/stl","application/vnd.ms-htmlhelp","model/3mf","image/jxl","application/zstd"]}},88561:function(e,t){"use strict";t.stringToBytes=e=>[...e].map(e=>e.charCodeAt(0)),t.tarHeaderChecksumMatches=(e,t=0)=>{let a=parseInt(e.toString("utf8",148,154).replace(/\0.*$/,"").trim(),8);if(isNaN(a))return!1;let r=256;for(let a=t;a<t+148;a++)r+=e[a];for(let a=t+156;a<t+512;a++)r+=e[a];return a===r},t.uint32SyncSafeToken={get:(e,t)=>127&e[t+3]|e[t+2]<<7|e[t+1]<<14|e[t]<<21,len:4}},61195:function(e){"function"==typeof Object.create?e.exports=function(e,t){t&&(e.super_=t,e.prototype=Object.create(t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}))}:e.exports=function(e,t){if(t){e.super_=t;var a=function(){};a.prototype=t.prototype,e.prototype=new a,e.prototype.constructor=e}}},4131:function(e,t){"use strict";/*!
6 * media-typer
7 * Copyright(c) 2014-2017 Douglas Christopher Wilson
8 * MIT Licensed
9 */var a=/^[A-Za-z0-9][A-Za-z0-9!#$&^_.-]{0,126}$/,r=/^[A-Za-z0-9][A-Za-z0-9!#$&^_-]{0,126}$/,i=/^ *([A-Za-z0-9][A-Za-z0-9!#$&^_-]{0,126})\/([A-Za-z0-9][A-Za-z0-9!#$&^_.+-]{0,126}) *$/;function n(e){if(!e||"object"!=typeof e)throw TypeError("argument obj is required");var t=e.subtype,i=e.suffix,n=e.type;if(!n||!r.test(n))throw TypeError("invalid type");if(!t||!a.test(t))throw TypeError("invalid subtype");var s=n+"/"+t;if(i){if(!r.test(i))throw TypeError("invalid suffix");s+="+"+i}return s}function s(e){if(!e)throw TypeError("argument string is required");if("string"!=typeof e)throw TypeError("argument string is required to be a string");return i.test(e.toLowerCase())}function o(e){if(!e)throw TypeError("argument string is required");if("string"!=typeof e)throw TypeError("argument string is required to be a string");var t,a=i.exec(e.toLowerCase());if(!a)throw TypeError("invalid media type");var r=a[1],n=a[2],s=n.lastIndexOf("+");return -1!==s&&(t=n.substr(s+1),n=n.substr(0,s)),new l(r,n,t)}function l(e,t,a){this.type=e,this.subtype=t,this.suffix=a}t.format=n,t.parse=o,t.test=s},28328:function(e){var t=1e3,a=6e4,r=36e5,i=864e5,n=6048e5,s=315576e5;function o(e){if(!((e=String(e)).length>100)){var o=/^(-?(?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|years?|yrs?|y)?$/i.exec(e);if(o){var l=parseFloat(o[1]);switch((o[2]||"ms").toLowerCase()){case"years":case"year":case"yrs":case"yr":case"y":return l*s;case"weeks":case"week":case"w":return l*n;case"days":case"day":case"d":return l*i;case"hours":case"hour":case"hrs":case"hr":case"h":return l*r;case"minutes":case"minute":case"mins":case"min":case"m":return l*a;case"seconds":case"second":case"secs":case"sec":case"s":return l*t;case"milliseconds":case"millisecond":case"msecs":case"msec":case"ms":return l;default:return}}}}function l(e){var n=Math.abs(e);return n>=i?Math.round(e/i)+"d":n>=r?Math.round(e/r)+"h":n>=a?Math.round(e/a)+"m":n>=t?Math.round(e/t)+"s":e+"ms"}function u(e){var n=Math.abs(e);return n>=i?c(e,n,i,"day"):n>=r?c(e,n,r,"hour"):n>=a?c(e,n,a,"minute"):n>=t?c(e,n,t,"second"):e+" ms"}function c(e,t,a,r){var i=t>=1.5*a;return Math.round(e/a)+" "+r+(i?"s":"")}e.exports=function(e,t){t=t||{};var a=typeof e;if("string"===a&&e.length>0)return o(e);if("number"===a&&isFinite(e))return t.long?u(e):l(e);throw Error("val is not a non-empty string or a valid number. val="+JSON.stringify(e))}},51467:function(e,t,a){"use strict";s={value:!0},s=t.Aj=s=t.De=s=s=s=s=s=void 0;let r=a(75588),i=a(3871),n=a(89799);r("music-metadata-browser:main");var s,o=a(3871);async function l(e,a,r){let i=new n.ReadableWebToNodeStream(e),s=await (0,t.De)(i,"string"==typeof a?{mimeType:a}:a,r);return await i.close(),s}async function u(e,t){let a={mimeType:e.type,size:e.size};return e instanceof File&&(a.path=e.name),l(e.stream?e.stream():c(e),{mimeType:e.type,size:e.size},t)}function c(e){let t=new FileReader;return new ReadableStream({start(a){t.onloadend=e=>{let t=e.target.result;t instanceof ArrayBuffer&&(t=new Uint8Array(t)),a.enqueue(t),a.close()},t.onerror=e=>{a.close()},t.onabort=e=>{a.close()},t.readAsArrayBuffer(e)}})}s={enumerable:!0,get:function(){return o.parseBuffer}},s={enumerable:!0,get:function(){return o.parseFromTokenizer}},s={enumerable:!0,get:function(){return o.orderTags}},s={enumerable:!0,get:function(){return o.ratingToStars}},s={enumerable:!0,get:function(){return o.selectCover}},t.De=i.parseStream,s=l,t.Aj=u},4352:function(e,t,a){"use strict";var r=a(96138).Buffer;

9Object.defineProperty(t,"__esModule",{value:!0}),t.ParserFactory=t.parseHttpContentType=void 0;let i=a(10657),n=a(74114),s=a(4131),o=a(75588),l=a(47027),u=a(79229),c=a(16346),d=a(84277),m=a(20287),p=a(14751),f=a(69051),h=a(2579),g=a(84519),b=a(13700),T=a(66411),y=a(32306),k=a(69145),v=a(64125),I=(0,o.default)("music-metadata:parser:factory");function w(e){let t=n.parse(e),a=s.parse(t.type);return{type:a.type,subtype:a.subtype,suffix:a.suffix,parameters:t.parameters}}async function S(e,t,a={}){let r=await E.loadParser(t),i=new l.MetadataCollector(a);return await r.init(i,e,a).parse(),i.toCommonMetadata()}t.parseHttpContentType=w;class E{static async parseOnContentType(e,t){let{mimeType:a,path:r,url:i}=await e.fileInfo,n=E.getParserIdForMimeType(a)||E.getParserIdForExtension(r)||E.getParserIdForExtension(i);return n||I("No parser found for MIME-type / extension: "+a),this.parse(e,n,t)}static async parse(e,t,a){if(!t){I("Guess parser on content...");let a=r.alloc(4100);if(await e.peekBuffer(a,{mayBeLess:!0}),e.fileInfo.path&&(t=this.getParserIdForExtension(e.fileInfo.path)),!t){let e=await i.fromBuffer(a);if(!e)throw Error("Failed to determine audio format");if(I(`Guessed file type is mime=${e.mime}, extension=${e.ext}`),!(t=E.getParserIdForMimeType(e.mime)))throw Error("Guessed MIME-type not supported: "+e.mime)}}return S(e,t,a)}static getParserIdForExtension(e){if(e)switch(this.getExtension(e).toLocaleLowerCase()||e){case".mp2":case".mp3":case".m2a":case".aac":return"mpeg";case".ape":return"apev2";case".mp4":case".m4a":case".m4b":case".m4pa":case".m4v":case".m4r":case".3gp":return"mp4";case".wma":case".wmv":case".asf":return"asf";case".flac":return"flac";case".ogg":case".ogv":case".oga":case".ogm":case".ogx":case".opus":case".spx":return"ogg";case".aif":case".aiff":case".aifc":return"aiff";case".wav":case".bwf":return"riff";case".wv":case".wvp":return"wavpack";case".mpc":return"musepack";case".dsf":return"dsf";case".dff":return"dsdiff";case".mka":case".mkv":case".mk3d":case".mks":case".webm":return"matroska"}}static async loadParser(e){switch(e){case"aiff":return new u.AIFFParser;case"adts":case"mpeg":return new f.MpegParser;case"apev2":return new c.APEv2Parser;case"asf":return new d.AsfParser;case"dsf":return new y.DsfParser;case"dsdiff":return new k.DsdiffParser;case"flac":return new m.FlacParser;case"mp4":return new p.MP4Parser;case"musepack":return new h.default;case"ogg":return new g.OggParser;case"riff":return new b.WaveParser;case"wavpack":return new T.WavPackParser;case"matroska":return new v.MatroskaParser;default:throw Error(`Unknown parser type: ${e}`)}}static getExtension(e){let t=e.lastIndexOf(".");return -1===t?"":e.slice(t)}static getParserIdForMimeType(e){let t;try{t=w(e)}catch(t){I(`Invalid HTTP Content-Type header value: ${e}`);return}let a=0===t.subtype.indexOf("x-")?t.subtype.substring(2):t.subtype;switch(t.type){case"audio":switch(a){case"mp3":case"mpeg":return"mpeg";case"aac":case"aacp":return"adts";case"flac":return"flac";case"ape":case"monkeys-audio":return"apev2";case"mp4":case"m4a":return"mp4";case"ogg":case"opus":case"speex":return"ogg";case"ms-wma":case"ms-wmv":case"ms-asf":return"asf";case"aiff":case"aif":case"aifc":return"aiff";case"vnd.wave":case"wav":case"wave":return"riff";case"wavpack":return"wavpack";case"musepack":return"musepack";case"matroska":case"webm":return"matroska";case"dsf":return"dsf"}break;case"video":switch(a){case"ms-asf":case"ms-wmv":return"asf";case"m4v":case"mp4":return"mp4";case"ogg":return"ogg";case"matroska":case"webm":return"matroska"}break;case"application":switch(a){case"vnd.ms-asf":return"asf";case"ogg":return"ogg"}}}}t.ParserFactory=E},79229:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.AIFFParser=void 0;let r=a(31237),i=a(75588),n=a(14947),s=a(80319),o=a(68809),l=a(46837),u=a(60580),c=a(99798),d=(0,i.default)("music-metadata:parser:aiff"),m={NONE:"not compressed	PCM	Apple Computer",sowt:"PCM (byte swapped)",fl32:"32-bit floating point IEEE 32-bit float",fl64:"64-bit floating point IEEE 64-bit float	Apple Computer",alaw:"ALaw 2:1	8-bit ITU-T G.711 A-law",ulaw:"\xb5Law 2:1	8-bit ITU-T G.711 \xb5-law	Apple Computer",ULAW:"CCITT G.711 u-law 8-bit ITU-T G.711 \xb5-law",ALAW:"CCITT G.711 A-law 8-bit ITU-T G.711 A-law",FL32:"Float 32	IEEE 32-bit float "};

9class p extends l.BasicParser{async parse(){if("FORM"!==(await this.tokenizer.readToken(c.Header)).chunkID)throw Error("Invalid Chunk-ID, expected 'FORM'");let e=await this.tokenizer.readToken(o.FourCcToken);switch(e){case"AIFF":this.metadata.setFormat("container",e),this.isCompressed=!1;break;case"AIFC":this.metadata.setFormat("container","AIFF-C"),this.isCompressed=!0;break;default:throw Error("Unsupported AIFF type: "+e)}this.metadata.setFormat("lossless",!this.isCompressed);try{for(;!this.tokenizer.fileInfo.size||this.tokenizer.fileInfo.size-this.tokenizer.position>=c.Header.len;){d("Reading AIFF chunk at offset="+this.tokenizer.position);let e=await this.tokenizer.readToken(c.Header),t=2*Math.round(e.chunkSize/2),a=await this.readData(e);await this.tokenizer.ignore(t-a)}}catch(e){if(e instanceof n.EndOfStreamError)d("End-of-stream");else throw e}}async readData(e){var t;switch(e.chunkID){case"COMM":let a=await this.tokenizer.readToken(new u.Common(e,this.isCompressed));return this.metadata.setFormat("bitsPerSample",a.sampleSize),this.metadata.setFormat("sampleRate",a.sampleRate),this.metadata.setFormat("numberOfChannels",a.numChannels),this.metadata.setFormat("numberOfSamples",a.numSampleFrames),this.metadata.setFormat("duration",a.numSampleFrames/a.sampleRate),this.metadata.setFormat("codec",null!==(t=a.compressionName)&&void 0!==t?t:m[a.compressionType]),e.chunkSize;case"ID3 ":let i=await this.tokenizer.readToken(new r.Uint8ArrayType(e.chunkSize)),o=n.fromBuffer(i);return await new s.ID3v2Parser().parse(this.metadata,o,this.options),e.chunkSize;case"SSND":return this.metadata.format.duration&&this.metadata.setFormat("bitrate",8*e.chunkSize/this.metadata.format.duration),0;case"NAME":case"AUTH":case"(c) ":case"ANNO":return this.readTextChunk(e);default:return d(`Ignore chunk id=${e.chunkID}, size=${e.chunkSize}`),0}}async readTextChunk(e){return(await this.tokenizer.readToken(new r.StringType(e.chunkSize,"ascii"))).split("\0").map(e=>e.trim()).filter(e=>e&&e.length>0).forEach(t=>{this.metadata.addTag("AIFF",e.chunkID,t.trim())}),e.chunkSize}}t.AIFFParser=p},6911:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.AiffTagMapper=void 0;let r=a(29751),i={NAME:"title",AUTH:"artist","(c) ":"copyright",ANNO:"comment"};class n extends r.CommonTagMapper{constructor(){super(["AIFF"],i)}}t.AiffTagMapper=n},60580:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.Common=void 0;let r=a(31237),i=a(68809);class n{constructor(e,t){this.isAifc=t;let a=t?22:18;if(e.chunkSize<a)throw Error(`COMMON CHUNK size should always be at least ${a}`);this.len=e.chunkSize}get(e,t){let a=e.readUInt16BE(t+8)-16398,n=e.readUInt16BE(t+8+2),s={numChannels:e.readUInt16BE(t),numSampleFrames:e.readUInt32BE(t+2),sampleSize:e.readUInt16BE(t+6),sampleRate:a<0?n>>Math.abs(a):n<<a};if(this.isAifc){if(s.compressionType=i.FourCcToken.get(e,t+18),this.len>22){let a=e.readInt8(t+22);if(a>0){let i=(a+1)%2;if(23+a+i===this.len)s.compressionName=new r.StringType(a,"binary").get(e,t+23);else throw Error("Illegal pstring length")}else s.compressionName=void 0}}else s.compressionName="PCM";return s}}t.Common=n},16346:function(e,t,a){"use strict";var r=a(96138).Buffer;Object.defineProperty(t,"__esModule",{value:!0}),t.APEv2Parser=void 0;let i=a(75588),n=a(14947),s=a(31237),o=a(20353),l=a(46837),u=a(13435),c=(0,i.default)("music-metadata:parser:APEv2"),d="APEv2",m="APETAGEX";class p extends l.BasicParser{constructor(){super(...arguments),this.ape={}}static tryParseApeHeader(e,t,a){let r=new p;return r.init(e,t,a),r.tryParseApeHeader()}static calculateDuration(e){let t=e.totalFrames>1?e.blocksPerFrame*(e.totalFrames-1):0;return(t+=e.finalFrameBlocks)/e.sampleRate}static async findApeFooterOffset(e,t){let a=r.alloc(u.TagFooter.len);await e.randomRead(a,0,u.TagFooter.len,t-u.TagFooter.len);let i=u.TagFooter.get(a,0);if("APETAGEX"===i.ID)return c(`APE footer header at offset=${t}`),{footer:i,offset:t-i.size}}static parseTagFooter(e,t,a){let r=u.TagFooter.get(t,t.length-u.TagFooter.len);if(r.ID!==m)throw Error("Unexpected APEv2 Footer ID preamble value.");n.fromBuffer(t);let i=new p;return i.init(e,n.fromBuffer(t),a),i.parseTags(r)}

9async tryParseApeHeader(){if(this.tokenizer.fileInfo.size&&this.tokenizer.fileInfo.size-this.tokenizer.position<u.TagFooter.len){c("No APEv2 header found, end-of-file reached");return}let e=await this.tokenizer.peekToken(u.TagFooter);if(e.ID===m)return await this.tokenizer.ignore(u.TagFooter.len),this.parseTags(e);if(c(`APEv2 header not found at offset=${this.tokenizer.position}`),this.tokenizer.fileInfo.size){let e=this.tokenizer.fileInfo.size-this.tokenizer.position,t=r.alloc(e);return await this.tokenizer.readBuffer(t),p.parseTagFooter(this.metadata,t,this.options)}}async parse(){let e=await this.tokenizer.readToken(u.DescriptorParser);if("MAC "!==e.ID)throw Error("Unexpected descriptor ID");this.ape.descriptor=e;let t=e.descriptorBytes-u.DescriptorParser.len,a=await (t>0?this.parseDescriptorExpansion(t):this.parseHeader());return await this.tokenizer.ignore(a.forwardBytes),this.tryParseApeHeader()}async parseTags(e){let t=r.alloc(256),a=e.size-u.TagFooter.len;c(`Parse APE tags at offset=${this.tokenizer.position}, size=${a}`);for(let i=0;i<e.fields;i++){if(a<u.TagItemHeader.len){this.metadata.addWarning(`APEv2 Tag-header: ${e.fields-i} items remaining, but no more tag data to read.`);break}let n=await this.tokenizer.readToken(u.TagItemHeader);a-=u.TagItemHeader.len+n.size,await this.tokenizer.peekBuffer(t,{length:Math.min(t.length,a)});let l=o.findZero(t,0,t.length),m=await this.tokenizer.readToken(new s.StringType(l,"ascii"));switch(await this.tokenizer.ignore(1),a-=m.length+1,n.flags.dataType){case u.DataType.text_utf8:for(let e of(await this.tokenizer.readToken(new s.StringType(n.size,"utf8"))).split(/\x00/g))this.metadata.addTag(d,m,e);break;case u.DataType.binary:if(this.options.skipCovers)await this.tokenizer.ignore(n.size);else{let e=r.alloc(n.size);await this.tokenizer.readBuffer(e),l=o.findZero(e,0,e.length);let t=e.toString("utf8",0,l),a=r.from(e.slice(l+1));this.metadata.addTag(d,m,{description:t,data:a})}break;case u.DataType.external_info:c(`Ignore external info ${m}`),await this.tokenizer.ignore(n.size);break;case u.DataType.reserved:c(`Ignore external info ${m}`),this.metadata.addWarning(`APEv2 header declares a reserved datatype for "${m}"`),await this.tokenizer.ignore(n.size)}}}async parseDescriptorExpansion(e){return await this.tokenizer.ignore(e),this.parseHeader()}async parseHeader(){let e=await this.tokenizer.readToken(u.Header);return this.metadata.setFormat("lossless",!0),this.metadata.setFormat("container","Monkey's Audio"),this.metadata.setFormat("bitsPerSample",e.bitsPerSample),this.metadata.setFormat("sampleRate",e.sampleRate),this.metadata.setFormat("numberOfChannels",e.channel),this.metadata.setFormat("duration",p.calculateDuration(e)),{forwardBytes:this.ape.descriptor.seekTableBytes+this.ape.descriptor.headerDataBytes+this.ape.descriptor.apeFrameDataBytes+this.ape.descriptor.terminatingDataBytes}}}t.APEv2Parser=p},15782:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.APEv2TagMapper=void 0;let r=a(61228),i={Title:"title",Artist:"artist",Artists:"artists","Album Artist":"albumartist",Album:"album",Year:"date",Originalyear:"originalyear",Originaldate:"originaldate",Comment:"comment",Track:"track",Disc:"disk",DISCNUMBER:"disk",Genre:"genre","Cover Art (Front)":"picture","Cover Art (Back)":"picture",Composer:"composer",Lyrics:"lyrics",ALBUMSORT:"albumsort",TITLESORT:"titlesort",WORK:"work",ARTISTSORT:"artistsort",ALBUMARTISTSORT

9:"albumartistsort",COMPOSERSORT:"composersort",Lyricist:"lyricist",Writer:"writer",Conductor:"conductor",MixArtist:"remixer",Arranger:"arranger",Engineer:"engineer",Producer:"producer",DJMixer:"djmixer",Mixer:"mixer",Label:"label",Grouping:"grouping",Subtitle:"subtitle",DiscSubtitle:"discsubtitle",Compilation:"compilation",BPM:"bpm",Mood:"mood",Media:"media",CatalogNumber:"catalognumber",MUSICBRAINZ_ALBUMSTATUS:"releasestatus",MUSICBRAINZ_ALBUMTYPE:"releasetype",RELEASECOUNTRY:"releasecountry",Script:"script",Language:"language",Copyright:"copyright",LICENSE:"license",EncodedBy:"encodedby",EncoderSettings:"encodersettings",Barcode:"barcode",ISRC:"isrc",ASIN:"asin",musicbrainz_trackid:"musicbrainz_recordingid",musicbrainz_releasetrackid:"musicbrainz_trackid",MUSICBRAINZ_ALBUMID:"musicbrainz_albumid",MUSICBRAINZ_ARTISTID:"musicbrainz_artistid",MUSICBRAINZ_ALBUMARTISTID:"musicbrainz_albumartistid",MUSICBRAINZ_RELEASEGROUPID:"musicbrainz_releasegroupid",MUSICBRAINZ_WORKID:"musicbrainz_workid",MUSICBRAINZ_TRMID:"musicbrainz_trmid",MUSICBRAINZ_DISCID:"musicbrainz_discid",Acoustid_Id:"acoustid_id",ACOUSTID_FINGERPRINT:"acoustid_fingerprint",MUSICIP_PUID:"musicip_puid",Weblink:"website",REPLAYGAIN_TRACK_GAIN:"replaygain_track_gain",REPLAYGAIN_TRACK_PEAK:"replaygain_track_peak",MP3GAIN_MINMAX:"replaygain_track_minmax",MP3GAIN_UNDO:"replaygain_undo"};class n extends r.CaseInsensitiveTagMap{constructor(){super(["APEv2"],i)}}t.APEv2TagMapper=n},13435:function(e,t,a){"use strict";var r;Object.defineProperty(t,"__esModule",{value:!0}),t.isBitSet=t.parseTagFlags=t.TagField=t.TagItemHeader=t.TagFooter=t.Header=t.DescriptorParser=t.DataType=void 0;let i=a(31237),n=a(68809);!function(e){e[e.text_utf8=0]="text_utf8",e[e.binary=1]="binary",e[e.external_info=2]="external_info",e[e.reserved=3]="reserved"}(r=t.DataType||(t.DataType={})),t.DescriptorParser={len:52,get:(e,t)=>({ID:n.FourCcToken.get(e,t),version:i.UINT32_LE.get(e,t+4)/1e3,descriptorBytes:i.UINT32_LE.get(e,t+8),headerBytes:i.UINT32_LE.get(e,t+12),seekTableBytes:i.UINT32_LE.get(e,t+16),headerDataBytes:i.UINT32_LE.get(e,t+20),apeFrameDataBytes:i.UINT32_LE.get(e,t+24),apeFrameDataBytesHigh:i.UINT32_LE.get(e,t+28),terminatingDataBytes:i.UINT32_LE.get(e,t+32),fileMD5:new i.Uint8ArrayType(16).get(e,t+36)})},t.Header={len:24,get:(e,t)=>({compressionLevel:i.UINT16_LE.get(e,t),formatFlags:i.UINT16_LE.get(e,t+2),blocksPerFrame:i.UINT32_LE.get(e,t+4),finalFrameBlocks:i.UINT32_LE.get(e,t+8),totalFrames:i.UINT32_LE.get(e,t+12),bitsPerSample:i.UINT16_LE.get(e,t+16),channel:i.UINT16_LE.get(e,t+18),sampleRate:i.UINT32_LE.get(e,t+20)})},t.TagFooter={len:32,get:(e,t)=>({ID:new i.StringType(8,"ascii").get(e,t),version:i.UINT32_LE.get(e,t+8),size:i.UINT32_LE.get(e,t+12),fields:i.UINT32_LE.get(e,t+16),flags:o(i.UINT32_LE.get(e,t+20))})},t.TagItemHeader={len:8,get:(e,t)=>({size:i.UINT32_LE.get(e,t),flags:o(i.UINT32_LE.get(e,t+4))})};let s=e=>new i.Uint8ArrayType(e.size-t.TagFooter.len);function o(e){return{containsHeader:l(e,31),containsFooter:l(e,30),isHeader:l(e,31),readOnly:l(e,0),dataType:(6&e)>>1}}function l(e,t){return(e&1<<t)!=0}t.TagField=s,t.parseTagFlags=o,t.isBitSet=l},87774:function(e,t,a){"use strict";var r,i=a(96138).Buffer;Object.defineProperty(t,"__esModule",{value:!0}),t.WmPictureToken=t.MetadataLibraryObjectState=t.MetadataObjectState=t.ExtendedStreamPropertiesObjectState=t.ExtendedContentDescriptionObjectState=t.ContentDescriptionObjectState=t.readCodecEntries=t.HeaderExtensionObject=t.StreamPropertiesObject=t.FilePropertiesObject=t.IgnoreObjectState=t.State=t.HeaderObjectToken=t.TopLevelHeaderObjectToken=t.DataType=void 0;let n=a(20353),s=a(31237),o=a(62706),l=a(31530),u=a(35670);!function(e){e[e.UnicodeString=0]="UnicodeString",e[e.ByteArray=1]="ByteArray",e[e.Bool=2]="Bool",e[e.DWord=3]="DWord",e[e.QWord=4]="QWord",e[e.Word=5]="Word"}(r=t.DataType||(t.DataType={})),t.TopLevelHeaderObjectToken={len:30,get:(e,t)=>({objectId:o.default.fromBin(new s.BufferType(16).get(e,t)),objectSize:Number(s.UINT64_LE.get(e,t+16)),numberOfHeaderObjects:s.UINT32_LE.get(e,t+24)})},t.HeaderObjectToken={len:24,get:(e,t)=>({objectId:o.default.fromBin(new s.BufferType(16).get(e,t)),objectSize:Number(s.UINT64_LE.get(e,t+16))})};class c{constructor(e){this.len=Number(e.objectSize)-t.HeaderObjectToken.len}postProcessTag(e,t,a,r){if("WM/Picture"===t)e.push({id:t,value:E.fromBuffer(r)});else{let i=l.AsfUtil.getParserForAttr(a);if(!i)throw Error("unexpected value headerType: "+a);e.push({id:t,value:i(r)})}}}t.State=c;class d extends c{constructor(e){super(e)}get(e,t){return null}}t.IgnoreObjectState=d;class m extends c{constructor(e){super(e)}get(e,t){return{fileId:o.default.fromBin(e,t),fileSize:s.UINT64_LE.get(e,t+16),creationDate:s.UINT64_LE.get(e,t+24),dataPacketsCount:s.UINT64_LE.get(e,t+32),playDuration:s.UINT64_LE.get(e,t+40),sendDuration:s.UINT64_LE.get(e,t+48),preroll:s.UINT64_LE.get(e,t+56),flags:{broadcast:n.getBit(e,t+64,24),seekable:n.getBit(e,t+64,25)},minimumDataPacketSize:s.UINT32_LE.get(e,t+68),maximumDataPacketSize:s.UINT32_LE.get(e,t+72),maximumBitrate:s.UINT32_LE.get(e,t+76)}}}m.guid=o.default.FilePropertiesObject,t.FilePropertiesObject=m;class p extends c{constructor(e){super(e)}get(e,t){return{streamType:o.default.decodeMediaType(o.default.fromBin(e,t)),errorCorrectionType:o.default.fromBin(e,t+8)}}}p.guid=o.default.StreamPropertiesObject,t.StreamPropertiesObject=p;class f{constructor(){this.len=22}get(e,t){return{reserved1:o.default.fromBin(e,t),reserved2:e.readUInt16LE(t+16),extensionDataSize:e.readUInt32LE(t+18)}}}f.guid=o.default.HeaderExtensionObject,t.HeaderExtensionObject=f;let h={len:20,get:(e,t)=>({entryCount:e.readUInt16LE(t+16)})};async function g(e){let t=await e.readNumber(s.UINT16_LE);return(await e.readToken(new s.StringType(2*t,"utf16le"))).replace("\0","")}async function b(e){let t=await e.readToken(h),a=[];for(let r=0;r<t.entryCount;++r)a.push(await y(e));return a}

9async function T(e){let t=await e.readNumber(s.UINT16_LE),a=i.alloc(t);return await e.readBuffer(a),a}async function y(e){let t=await e.readNumber(s.UINT16_LE);return{type:{videoCodec:(1&t)==1,audioCodec:(2&t)==2},codecName:await g(e),description:await g(e),information:await T(e)}}t.readCodecEntries=b;class k extends c{constructor(e){super(e)}get(e,t){let a=[],r=t+10;for(let i=0;i<k.contentDescTags.length;++i){let n=e.readUInt16LE(t+2*i);if(n>0){let t=k.contentDescTags[i],s=r+n;a.push({id:t,value:l.AsfUtil.parseUnicodeAttr(e.slice(r,s))}),r=s}}return a}}k.guid=o.default.ContentDescriptionObject,k.contentDescTags=["Title","Author","Copyright","Description","Rating"],t.ContentDescriptionObjectState=k;class v extends c{constructor(e){super(e)}get(e,t){let a=[],r=e.readUInt16LE(t),i=t+2;for(let t=0;t<r;t+=1){let t=e.readUInt16LE(i);i+=2;let r=l.AsfUtil.parseUnicodeAttr(e.slice(i,i+t));i+=t;let n=e.readUInt16LE(i);i+=2;let s=e.readUInt16LE(i);i+=2;let o=e.slice(i,i+s);i+=s,this.postProcessTag(a,r,n,o)}return a}}v.guid=o.default.ExtendedContentDescriptionObject,t.ExtendedContentDescriptionObjectState=v;class I extends c{constructor(e){super(e)}get(e,t){return{startTime:s.UINT64_LE.get(e,t),endTime:s.UINT64_LE.get(e,t+8),dataBitrate:e.readInt32LE(t+12),bufferSize:e.readInt32LE(t+16),initialBufferFullness:e.readInt32LE(t+20),alternateDataBitrate:e.readInt32LE(t+24),alternateBufferSize:e.readInt32LE(t+28),alternateInitialBufferFullness:e.readInt32LE(t+32),maximumObjectSize:e.readInt32LE(t+36),flags:{reliableFlag:n.getBit(e,t+40,0),seekableFlag:n.getBit(e,t+40,1),resendLiveCleanpointsFlag:n.getBit(e,t+40,2)},streamNumber:e.readInt16LE(t+42),streamLanguageId:e.readInt16LE(t+44),averageTimePerFrame:e.readInt32LE(t+52),streamNameCount:e.readInt32LE(t+54),payloadExtensionSystems:e.readInt32LE(t+56),streamNames:[],streamPropertiesObject:null}}}I.guid=o.default.ExtendedStreamPropertiesObject,t.ExtendedStreamPropertiesObjectState=I;class w extends c{constructor(e){super(e)}get(e,t){let a=[],r=i.from(e),n=r.readUInt16LE(t),s=t+2;for(let e=0;e<n;e+=1){s+=4;let e=r.readUInt16LE(s);s+=2;let t=r.readUInt16LE(s);s+=2;let i=r.readUInt32LE(s);s+=4;let n=l.AsfUtil.parseUnicodeAttr(r.slice(s,s+e));s+=e;let o=r.slice(s,s+i);s+=i,this.postProcessTag(a,n,t,o)}return a}}w.guid=o.default.MetadataObject,t.MetadataObjectState=w;class S extends w{constructor(e){super(e)}}S.guid=o.default.MetadataLibraryObject,t.MetadataLibraryObjectState=S;class E{static fromBase64(e){return this.fromBuffer(i.from(e,"base64"))}static fromBuffer(e){return new E(e.length).get(e,0)}constructor(e){this.len=e}get(e,t){let a=e.readUInt8(t++),r=e.readInt32LE(t),i=5;for(;0!==e.readUInt16BE(i);)i+=2;let n=e.slice(5,i).toString("utf16le");for(;0!==e.readUInt16BE(i);)i+=2;let s=e.slice(5,i).toString("utf16le");return{type:u.AttachedPictureType[a],format:n,description:s,size:r,data:e.slice(i+4)}}}t.WmPictureToken=E},84277:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.AsfParser=void 0;let r=a(75588),i=a(26312),n=a(62706),s=a(87774),o=a(46837),l=(0,r.default)("music-metadata:parser:ASF"),u="asf";class c extends o.BasicParser{async parse(){let e=await this.tokenizer.readToken(s.TopLevelHeaderObjectToken);if(!e.objectId.equals(n.default.HeaderObject))throw Error("expected asf header; but was not found; got: "+e.objectId.str);try{await this.parseObjectHeader(e.numberOfHeaderObjects)}catch(e){l("Error while parsing ASF: %s",e)}}async parseObjectHeader(e){let t;do{let e=await this.tokenizer.readToken(s.HeaderObjectToken);switch(l("header GUID=%s",e.objectId.str),e.objectId.str){case s.FilePropertiesObject.guid.str:let a=await this.tokenizer.readToken(new s.FilePropertiesObject(e));this.metadata.setFormat("duration",Number(a.playDuration/BigInt(1e3))/1e4-Number(a.preroll)/1e3),this.metadata.setFormat("bitrate",a.maximumBitrate);break;case s.StreamPropertiesObject.guid.str:let r=await this.tokenizer.readToken(new s.StreamPropertiesObject(e));this.metadata.setFormat("container","ASF/"+r.streamType);break;case s.HeaderExtensionObject.guid.str:let o=await this.tokenizer.readToken(new s.HeaderExtensionObject);await this.parseExtensionObject(o.extensionDataSize);break;case s.ContentDescriptionObjectState.guid.str:t=await this.tokenizer.readToken(new s.ContentDescriptionObjectState(e)),this.addTags(t);break;case s.ExtendedContentDescriptionObjectState.guid.str:t=await this.tokenizer.readToken(new s.ExtendedContentDescriptionObjectState(e)),this.addTags(t);break;case n.default.CodecListObject.str:let u=await s.readCodecEntries(this.tokenizer);

9u.forEach(e=>{this.metadata.addStreamInfo({type:e.type.videoCodec?i.TrackType.video:i.TrackType.audio,codecName:e.codecName})});let c=u.filter(e=>e.type.audioCodec).map(e=>e.codecName).join("/");this.metadata.setFormat("codec",c);break;case n.default.StreamBitratePropertiesObject.str:await this.tokenizer.ignore(e.objectSize-s.HeaderObjectToken.len);break;case n.default.PaddingObject.str:l("Padding: %s bytes",e.objectSize-s.HeaderObjectToken.len),await this.tokenizer.ignore(e.objectSize-s.HeaderObjectToken.len);break;default:this.metadata.addWarning("Ignore ASF-Object-GUID: "+e.objectId.str),l("Ignore ASF-Object-GUID: %s",e.objectId.str),await this.tokenizer.readToken(new s.IgnoreObjectState(e))}}while(--e)}addTags(e){e.forEach(e=>{this.metadata.addTag(u,e.id,e.value)})}async parseExtensionObject(e){do{let t=await this.tokenizer.readToken(s.HeaderObjectToken),a=t.objectSize-s.HeaderObjectToken.len;switch(t.objectId.str){case s.ExtendedStreamPropertiesObjectState.guid.str:await this.tokenizer.readToken(new s.ExtendedStreamPropertiesObjectState(t));break;case s.MetadataObjectState.guid.str:let r=await this.tokenizer.readToken(new s.MetadataObjectState(t));this.addTags(r);break;case s.MetadataLibraryObjectState.guid.str:let i=await this.tokenizer.readToken(new s.MetadataLibraryObjectState(t));this.addTags(i);break;case n.default.PaddingObject.str:await this.tokenizer.ignore(a);break;case n.default.CompatibilityObject.str:this.tokenizer.ignore(a);break;case n.default.ASF_Index_Placeholder_Object.str:await this.tokenizer.ignore(a);break;default:this.metadata.addWarning("Ignore ASF-Object-GUID: "+t.objectId.str),await this.tokenizer.readToken(new s.IgnoreObjectState(t))}e-=t.objectSize}while(e>0)}}t.AsfParser=c},41789:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.AsfTagMapper=void 0;let r=a(29751),i={Title:"title",Author:"artist","WM/AlbumArtist":"albumartist","WM/AlbumTitle":"album","WM/Year":"date","WM/OriginalReleaseTime":"originaldate","WM/OriginalReleaseYear":"originalyear",Description:"comment","WM/TrackNumber":"track","WM/PartOfSet":"disk","WM/Genre":"genre","WM/Composer":"composer","WM/Lyrics":"lyrics","WM/AlbumSortOrder":"albumsort","WM/TitleSortOrder":"titlesort","WM/ArtistSortOrder":"artistsort","WM/AlbumArtistSortOrder":"albumartistsort","WM/ComposerSortOrder":"composersort","WM/Writer":"lyricist","WM/Conductor":"conductor","WM/ModifiedBy":"remixer","WM/Engineer":"engineer","WM/Producer":"producer","WM/DJMixer":"djmixer","WM/Mixer":"mixer","WM/Publisher":"label","WM/ContentGroupDescription":"grouping","WM/SubTitle":"subtitle","WM/SetSubTitle":"discsubtitle","WM/IsCompilation":"compilation","WM/SharedUserRating":"rating","WM/BeatsPerMinute":"bpm","WM/Mood":"mood","WM/

9Media":"media","WM/CatalogNo":"catalognumber","MusicBrainz/Album Status":"releasestatus","MusicBrainz/Album Type":"releasetype","MusicBrainz/Album Release Country":"releasecountry","WM/Script":"script","WM/Language":"language",Copyright:"copyright",LICENSE:"license","WM/EncodedBy":"encodedby","WM/EncodingSettings":"encodersettings","WM/Barcode":"barcode","WM/ISRC":"isrc","MusicBrainz/Track Id":"musicbrainz_recordingid","MusicBrainz/Release Track Id":"musicbrainz_trackid","MusicBrainz/Album Id":"musicbrainz_albumid","MusicBrainz/Artist Id":"musicbrainz_artistid","MusicBrainz/Album Artist Id":"musicbrainz_albumartistid","MusicBrainz/Release Group Id":"musicbrainz_releasegroupid","MusicBrainz/Work Id":"musicbrainz_workid","MusicBrainz/TRM Id":"musicbrainz_trmid","MusicBrainz/Disc Id":"musicbrainz_discid","Acoustid/Id":"acoustid_id","Acoustid/Fingerprint":"acoustid_fingerprint","MusicIP/PUID":"musicip_puid","WM/ARTISTS":"artists","WM/InitialKey":"key",ASIN:"asin","WM/Work":"work","WM/AuthorURL":"website","WM/Picture":"picture"};class n extends r.CommonTagMapper{static toRating(e){return{rating:parseFloat(e+1)/5}}constructor(){super(["asf"],i)}postMap(e){if("WM/SharedUserRating"===e.id){let t=e.id.split(":");e.value=n.toRating(e.value),e.id=t[0]}}}t.AsfTagMapper=n},31530:function(e,t,a){"use strict";var r=a(96138).Buffer;Object.defineProperty(t,"__esModule",{value:!0}),t.AsfUtil=void 0;let i=a(31237),n=a(20353);class s{static getParserForAttr(e){return s.attributeParsers[e]}static parseUnicodeAttr(e){return n.stripNulls(n.decodeString(e,"utf16le"))}static parseByteArrayAttr(e){return r.from(e)}static parseBoolAttr(e,t=0){return 1===s.parseWordAttr(e,t)}static parseDWordAttr(e,t=0){return e.readUInt32LE(t)}static parseQWordAttr(e,t=0){return i.UINT64_LE.get(e,t)}static parseWordAttr(e,t=0){return e.readUInt16LE(t)}}s.attributeParsers=[s.parseUnicodeAttr,s.parseByteArrayAttr,s.parseBoolAttr,s.parseDWordAttr,s.parseQWordAttr,s.parseWordAttr,s.parseByteArrayAttr],t.AsfUtil=s},62706:function(e,t,a){"use strict";var r=a(96138).Buffer;Object.defineProperty(t,"__esModule",{value:!0});class i{static fromBin(e,t=0){return new i(this.decode(e,t))}static decode(e,t=0){return(e.readUInt32LE(t).toString(16)+"-"+e.readUInt16LE(t+4).toString(16)+"-"+e.readUInt16LE(t+6).toString(16)+"-"+e.readUInt16BE(t+8).toString(16)+"-"+e.slice(t+10,t+16).toString("hex")).toUpperCase()}static decodeMediaType(e){switch(e.str){case i.AudioMedia.str:return"audio";case i.VideoMedia.str:return"video";case i.CommandMedia.str:return"command";case i.Degradable_JPEG_Media.str:return"degradable-jpeg";case i.FileTransferMedia.str:return"file-transfer";case i.BinaryMedia.str:return"binary"}}static encode(e){let t=r.alloc(16);return t.writeUInt32LE(parseInt(e.slice(0,8),16),0),t.writeUInt16LE(parseInt(e.slice(9,13),16),4),t.writeUInt16LE(parseInt(e.slice(14,18),16),6),r.from(e.slice(19,23),"hex").copy(t,8),r.from(e.slice(24),"hex").copy(t,10),t}constructor(e){this.str=e}equals(e){return this.str===e.str}toBin(){return i.encode(this.str)}}i.HeaderObject=new i("75B22630-668E-11CF-A6D9-00AA0062CE6C"),i.DataObject=new i("75B22636-668E-11CF-A6D9-00AA0062CE6C"),i.SimpleIndexObject=new i("33000890-E5B1-11CF-89F4-00A0C90349CB"),i.IndexObject=new i("D6E229D3-35DA-11D1-9034-00A0C90349BE"),i.MediaObjectIndexObject=new i("FEB103F8-12AD-4C64-840F-2A1D2F7AD48C"),i.TimecodeIndexObject=new i("3CB73FD0-0C4A-4803-953D-EDF7B6228F0C"),i.FilePropertiesObject=new i("8CABDCA1-A947-11CF-8EE4-00C00C205365"),i.StreamPropertiesObject=new i("B7DC0791-A9B7-11CF-8EE6-00C00C205365"),i.HeaderExtensionObject=new i("5FBF03B5-A92E-11CF-8EE3-00C00C205365"),i.CodecListObject=new i("86D15240-311D-11D0-A3A4-00A0C90348F6"),i.ScriptCommandObject=new i("1EFB1A30-0B62-11D0-A39B-00A0C90348F6"),i.MarkerObject=new i("F487CD01-A951-11CF-8EE6-00C00C205365"),i.BitrateMutualExclusionObject=new i("D6E229DC-35DA-11D1-9034-00A0C90349BE"),i.ErrorCorrectionObject=new i("75B22635-668E-11CF-A6D9-00AA0062CE6C"),i.ContentDescriptionObject=new i("75B22633-668E-11CF-A6D9-00AA0062CE6C"),i.ExtendedContentDescriptionObject=new i("D2D0A440-E307-11D2-97F0-00A0C95EA850"),i.ContentBrandingObject=ne

9w i("2211B3FA-BD23-11D2-B4B7-00A0C955FC6E"),i.StreamBitratePropertiesObject=new i("7BF875CE-468D-11D1-8D82-006097C9A2B2"),i.ContentEncryptionObject=new i("2211B3FB-BD23-11D2-B4B7-00A0C955FC6E"),i.ExtendedContentEncryptionObject=new i("298AE614-2622-4C17-B935-DAE07EE9289C"),i.DigitalSignatureObject=new i("2211B3FC-BD23-11D2-B4B7-00A0C955FC6E"),i.PaddingObject=new i("1806D474-CADF-4509-A4BA-9AABCB96AAE8"),i.ExtendedStreamPropertiesObject=new i("14E6A5CB-C672-4332-8399-A96952065B5A"),i.AdvancedMutualExclusionObject=new i("A08649CF-4775-4670-8A16-6E35357566CD"),i.GroupMutualExclusionObject=new i("D1465A40-5A79-4338-B71B-E36B8FD6C249"),i.StreamPrioritizationObject=new i("D4FED15B-88D3-454F-81F0-ED5C45999E24"),i.BandwidthSharingObject=new i("A69609E6-517B-11D2-B6AF-00C04FD908E9"),i.LanguageListObject=new i("7C4346A9-EFE0-4BFC-B229-393EDE415C85"),i.MetadataObject=new i("C5F8CBEA-5BAF-4877-8467-AA8C44FA4CCA"),i.MetadataLibraryObject=new i("44231C94-9498-49D1-A141-1D134E457054"),i.IndexParametersObject=new i("D6E229DF-35DA-11D1-9034-00A0C90349BE"),i.MediaObjectIndexParametersObject=new i("6B203BAD-3F11-48E4-ACA8-D7613DE2CFA7"),i.TimecodeIndexParametersObject=new i("F55E496D-9797-4B5D-8C8B-604DFE9BFB24"),i.CompatibilityObject=new i("26F18B5D-4584-47EC-9F5F-0E651F0452C9"),i.AdvancedContentEncryptionObject=new i("43058533-6981-49E6-9B74-AD12CB86D58C"),i.AudioMedia=new i("F8699E40-5B4D-11CF-A8FD-00805F5C442B"),i.VideoMedia=new i("BC19EFC0-5B4D-11CF-A8FD-00805F5C442B"),i.CommandMedia=new i("59DACFC0-59E6-11D0-A3AC-00A0C90348F6"),i.JFIF_Media=new i("B61BE100-5B4E-11CF-A8FD-00805F5C442B"),i.Degradable_JPEG_Media=new i("35907DE0-E415-11CF-A917-00805F5C442B"),i.FileTransferMedia=new i("91BD222C-F21C-497A-8B6D-5AA86BFC0185"),i.BinaryMedia=new i("3AFB65E2-47EF-40F2-AC2C-70A90D71D343"),i.ASF_Index_Placeholder_Object=new i("D9AADE20-7C17-4F9C-BC28-8555DD98E2A2"),t.default=i},46837:function(e,t){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.BasicParser=void 0;class a{init(e,t,a){return this.metadata=e,this.tokenizer=t,this.options=a,this}}t.BasicParser=a},61228:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.CaseInsensitiveTagMap=void 0;let r=a(29751);class i extends r.CommonTagMapper{constructor(e,t){let a={};for(let e of Object.keys(t))a[e.toUpperCase()]=t[e];super(e,a)}getCommonName(e){return this.tagMap[e.toUpperCase()]}}t.CaseInsensitiveTagMap=i},61030:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.CombinedTagMapper=void 0;let r=a(75250),i=a(94397),n=a(41789),s=a(21159),o=a(15782),l=a(3641),u=a(11872),c=a(63785),d=a(77274),m=a(6911);class p{constructor(){this.tagMappers={},[new r.ID3v1TagMapper,new s.ID3v22TagMapper,new i.ID3v24TagMapper,new l.MP4TagMapper,new l.MP4TagMapper,new u.VorbisTagMapper,new o.APEv2TagMapper,new n.AsfTagMapper,new c.RiffInfoTagMapper,new d.MatroskaTagMapper,new m.AiffTagMapper].forEach(e=>{this.registerTagMapper(e)})}mapTag(e,t,a){if(this.tagMappers[e])return this.tagMappers[e].mapGenericTag(t,a);throw Error("No generic tag mapper defined for tag-format: "+e)}registerTagMapper(e){for(let t of e.tagTypes)this.tagMappers[t]=e}}t.CombinedTagMapper=p},68809:function(e,t,a){"use strict";var r=a(96138).Buffer;Object.defineProperty(t,"__esModule",{value:!0}),t.FourCcToken=void 0;let i=a(20353),n=/^[\x21-\x7e©][\x20-\x7e\x00()]{3}/;t.FourCcToken={len:4,get:(e,a)=>{let r=e.toString("binary",a,a+t.FourCcToken.len);if(!r.match(n))throw Error(`FourCC contains invalid characters: ${i.a2hex(r)} "${r}"`);return r},put:(e,t,a)=>{let i=r.from(a,"binary");if(4!==i.length)throw Error("Invalid length");return i.copy(e,t)}}},29751:function(e,t){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.CommonTagMapper=void 0;class a{static toIntOrNull(e){let t=parseInt(e,10);return isNaN(t)?null:t}static normalizeTrack(e){let t=e.toString().split("/");return{no:parseInt(t[0],10)||null,of:parseInt(t[1],10)||null}}constructor(e,t){this.tagTypes=e,this.tagMap=t}mapGenericTag(e,t){e={id:e.id,value:e.value},this.postMap(e,t);let a=this.getCommonName(e.id);return a?{id:a,value:e.value}:null}getCommonName(e){return this.tagMap[e]}postMap(e,t){}}a.maxRatingScore=1,t.CommonTagMapper=a},66450:function(e,t){"use strict";function a(e){return t.commonTags.hasOwnProperty(e)&&!t.commonTags[e].multiple}function r(e){return!t.commonTags[e].multiple||t.commonTags[e].unique}

9Object.defineProperty(t,"__esModule",{value:!0}),t.isUnique=t.isSingleton=t.commonTags=void 0,t.commonTags={year:{multiple:!1},track:{multiple:!1},disk:{multiple:!1},title:{multiple:!1},artist:{multiple:!1},artists:{multiple:!0,unique:!0},albumartist:{multiple:!1},album:{multiple:!1},date:{multiple:!1},originaldate:{multiple:!1},originalyear:{multiple:!1},comment:{multiple:!0,unique:!1},genre:{multiple:!0,unique:!0},picture:{multiple:!0,unique:!0},composer:{multiple:!0,unique:!0},lyrics:{multiple:!0,unique:!1},albumsort:{multiple:!1,unique:!0},titlesort:{multiple:!1,unique:!0},work:{multiple:!1,unique:!0},artistsort:{multiple:!1,unique:!0},albumartistsort:{multiple:!1,unique:!0},composersort:{multiple:!1,unique:!0},lyricist:{multiple:!0,unique:!0},writer:{multiple:!0,unique:!0},conductor:{multiple:!0,unique:!0},remixer:{multiple:!0,unique:!0},arranger:{multiple:!0,unique:!0},engineer:{multiple:!0,unique:!0},producer:{multiple:!0,unique:!0},technician:{multiple:!0,unique:!0},djmixer:{multiple:!0,unique:!0},mixer:{multiple:!0,unique:!0},label:{multiple:!0,unique:!0},grouping:{multiple:!1},subtitle:{multiple:!0},discsubtitle:{multiple:!1},totaltracks:{multiple:!1},totaldiscs:{multiple:!1},compilation:{multiple:!1},rating:{multiple:!0},bpm:{multiple:!1},mood:{multiple:!1},media:{multiple:!1},catalognumber:{multiple:!0,unique:!0},tvShow:{multiple:!1},tvShowSort:{multiple:!1},tvSeason:{multiple:!1},tvEpisode:{multiple:!1},tvEpisodeId:{multiple:!1},tvNetwork:{multiple:!1},podcast:{multiple:!1},podcasturl:{multiple:!1},releasestatus:{multiple:!1},releasetype:{multiple:!0},releasecountry:{multiple:!1},script:{multiple:!1},language:{multiple:!1},copyright:{multiple:!1},license:{multiple:!1},encodedby:{multiple:!1},encodersettings:{multiple:!1},gapless:{multiple:!1},barcode:{multiple:!1},isrc:{multiple:!0},asin:{multiple:!1},musicbrainz_recordingid:{multiple:!1},musicbrainz_trackid:{multiple:!1},musicbrainz_albumid:{multiple:!1},musicbrainz_artistid:{multiple:!0},musicbrainz_albumartistid:{multiple:!0},musicbrainz_releasegroupid:{multiple:!1},musicbrainz_workid:{multiple:!1},musicbrainz_trmid:{multiple:!1},musicbrainz_discid:{multiple:!1},acoustid_id:{multiple:!1},acoustid_fingerprint:{multiple:!1},musicip_puid:{multiple:!1},musicip_fingerprint:{multiple:!1},website:{multiple:!1},"performer:instrument":{multiple:!0,unique:!0},averageLevel:{multiple:!1},peakLevel:{multiple:!1},notes:{multiple:!0,unique:!1},key:{multiple:!1},originalalbum:{multiple:!1},originalartist:{multiple:!1},discogs_artist_id:{multiple:!0,unique:!0},discogs_release_id:{multiple:!1},discogs_label_id:{multiple:!1},discogs_master_release_id:{multiple:!1},discogs_votes:{multiple:!1},discogs_rating:{multiple:!1},replaygain_track_peak:{multiple:!1},replaygain_track_gain:{multiple:!1},replaygain_album_peak:{multiple:!1},replaygain_album_gain:{multiple:!1},replaygain_track_minmax:{multiple:!1},replaygain_album_minmax:{multiple:!1},replaygain_undo:{multiple:!1},description:{multiple:!0},longDescription:{multiple:!1},category:{multiple:!0},hdVideo:{multiple:!1},keywords:{multiple:!0},movement:{multiple:!1},movementIndex:{multiple:!1},movementTotal:{multiple:!1},podcastId:{multiple:!1},showMovement:{multiple:!1},stik:{multiple:!1}},t.isSingleton=a,t.isUnique=r},47027:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.joinArtists=t.MetadataCollector=void 0;let r=a(26312),i=a(75588),n=a(66450),s=a(61030),o=a(29751),l=a(20353),u=a(10657),c=(0,i.default)("music-metadata:collector"),d=["matroska","APEv2","vorbis","ID3v2.4","ID3v2.3","ID3v2.2","exif","asf","iTunes","AIFF","ID3v1"];class m{constructor(e){this.opts=e,this.format={tagTypes:[],trackInfo:[]},this.native={},this.common={track:{no:null,of:null},disk:{no:null,of:null},movementIndex:{}},this.quality={warnings:[]},this.commonOrigin={},this.originPriority={},this.tagMapper=new s.CombinedTagMapper;let t=1;for(let e of d)this.originPriority[e]=t++;this.originPriority.artificial=500,this.originPriority.id3v1=600}hasAny(){return Object.keys(this.native).length>0}addStreamInfo(e){c(`streamInfo: type=${r.TrackType[e.type]}, codec=${e.codecName}`),this.format.trackInfo.push(e)}setFormat(e,t){c(`format: ${e} = ${t}`),this.format[e]=t,this.opts.observer&&this.opts.observer({metadata:this,tag:{type:"format",id:e,value:t}})}addTag(e,t,a){c(`tag ${e}.${t} = ${a}`),this.native[e]||(this.format.tagTypes.push(e),this.native[e]=[]),this.native[e].push({id:t,value:a}),this.toCommon(e,t,a)}

9addWarning(e){this.quality.warnings.push({message:e})}postMap(e,t){switch(t.id){case"artist":if(this.commonOrigin.artist===this.originPriority[e])return this.postMap("artificial",{id:"artists",value:t.value});this.common.artists||this.setGenericTag("artificial",{id:"artists",value:t.value});break;case"artists":if((!this.common.artist||this.commonOrigin.artist===this.originPriority.artificial)&&(!this.common.artists||-1===this.common.artists.indexOf(t.value))){let e={id:"artist",value:p((this.common.artists||[]).concat([t.value]))};this.setGenericTag("artificial",e)}break;case"picture":this.postFixPicture(t.value).then(a=>{null!==a&&(t.value=a,this.setGenericTag(e,t))});return;case"totaltracks":this.common.track.of=o.CommonTagMapper.toIntOrNull(t.value);return;case"totaldiscs":this.common.disk.of=o.CommonTagMapper.toIntOrNull(t.value);return;case"movementTotal":this.common.movementIndex.of=o.CommonTagMapper.toIntOrNull(t.value);return;case"track":case"disk":case"movementIndex":let a=this.common[t.id].of;this.common[t.id]=o.CommonTagMapper.normalizeTrack(t.value),this.common[t.id].of=null!=a?a:this.common[t.id].of;return;case"bpm":case"year":case"originalyear":t.value=parseInt(t.value,10);break;case"date":let r=parseInt(t.value.substr(0,4),10);isNaN(r)||(this.common.year=r);break;case"discogs_label_id":case"discogs_release_id":case"discogs_master_release_id":case"discogs_artist_id":case"discogs_votes":t.value="string"==typeof t.value?parseInt(t.value,10):t.value;break;case"replaygain_track_gain":case"replaygain_track_peak":case"replaygain_album_gain":case"replaygain_album_peak":t.value=(0,l.toRatio)(t.value);break;case"replaygain_track_minmax":t.value=t.value.split(",").map(e=>parseInt(e,10));break;case"replaygain_undo":let i=t.value.split(",").map(e=>parseInt(e,10));t.value={leftChannel:i[0],rightChannel:i[1]};break;case"gapless":case"compilation":case"podcast":case"showMovement":t.value="1"===t.value||1===t.value;break;case"isrc":if(this.common[t.id]&&-1!==this.common[t.id].indexOf(t.value))return}null!==t.value&&this.setGenericTag(e,t)}toCommonMetadata(){return{format:this.format,native:this.native,quality:this.quality,common:this.common}}async postFixPicture(e){if(e.data&&e.data.length>0){if(!e.format){let t=await u.fromBuffer(e.data);if(!t)return null;e.format=t.mime}return e.format=e.format.toLocaleLowerCase(),"image/jpg"===e.format&&(e.format="image/jpeg"),e}return this.addWarning("Empty picture tag found"),null}toCommon(e,t,a){let r={id:t,value:a},i=this.tagMapper.mapTag(e,r,this);i&&this.postMap(e,i)}setGenericTag(e,t){c(`common.${t.id} = ${t.value}`);let a=this.commonOrigin[t.id]||1e3,r=this.originPriority[e];if((0,n.isSingleton)(t.id)){if(!(r<=a))return c(`Ignore native tag (singleton): ${e}.${t.id} = ${t.value}`);this.common[t.id]=t.value,this.commonOrigin[t.id]=r}else if(r===a)(0,n.isUnique)(t.id)&&-1!==this.common[t.id].indexOf(t.value)?c(`Ignore duplicate value: ${e}.${t.id} = ${t.value}`):this.common[t.id].push(t.value);else{if(!(r<a))return c(`Ignore native tag (list): ${e}.${t.id} = ${t.value}`);this.common[t.id]=[t.value],this.commonOrigin[t.id]=r}this.opts.observer&&this.opts.observer({metadata:this,tag:{type:"common",id:t.id,value:t.value}})}}function p(e){return e.length>2?e.slice(0,e.length-1).join(", ")+" & "+e[e.length-1]:e.join(" & ")}t.MetadataCollector=m,t.joinArtists=p},20256:function(e,t){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.RandomUint8ArrayReader=void 0;class a{constructor(e){this.uint8Array=e,this.fileSize=e.length}async randomRead(e,t,a,r){return e.set(this.uint8Array.subarray(r,r+a),t),a}}t.RandomUint8ArrayReader=a},20353:function(e,t,a){"use strict";var r=a(96138).Buffer;function i(e,t,a){return(e[t]&1<<a)!=0}function n(e,t,a,r){let i=t;if("utf16le"===r){for(;0!==e[i]||0!==e[i+1];){if(i>=a)return a;i+=2}return i}for(;0!==e[i];){if(i>=a)return a;i++}return i}function s(e){let t=e.indexOf("\0");return -1===t?e:e.substr(0,t)}function o(e){let t=e.length;if((1&t)!=0)throw Error("Buffer length must be even");for(let a=0;a<t;a+=2){let t=e[a];e[a]=e[a+1],e[a+1]=t}return e}function l(e,t){if(255===e[0]&&254===e[1])return l(e.subarray(2),t);if("utf16le"===t&&254===e[0]&&255===e[1]){if((1&e.length)!=0)throw Error("Expected even number of octets for 16-bit unicode string");return l(o(e),t)}return r.from(e).toString(t)}function u(e){return e=(e=e.replace(/^\x00+/g,"")).replace(/\x00+$/g,"")}function c(e,t,a,r){let i=t+~~(a/8),n=a%8,s=e[i];s&=255>>n;let o=8-n,l=r-o;return l<0?s>>=8-n-r:l>0&&(s<<=l,s|=c(e,t,a+o,l)),s}function d(e,t,a){return 1===c(e,t,a,1)}function m(e){let t=[];for(let a=0,r=e.length;a<r;a++){let r=Number(e.charCodeAt(a)).toString(16);t.push(1===r.length?"0"+r:r)}return t.join(" ")}function p(e){return 10*Math.log10(e)}function f(e){return Math.pow(10,e/10)}function h(e){let t=e.split(" ").map(e=>e.trim().toLowerCase());if(t.length>=1){let e=parseFloat(t[0]);return 2===t.length&&"db"===t[1]?{dB:e,ratio:f(e)}:{dB:p(e),ratio:e}}}

9Object.defineProperty(t,"__esModule",{value:!0}),t.toRatio=t.dbToRatio=t.ratioToDb=t.a2hex=t.isBitSet=t.getBitAllignedNumber=t.stripNulls=t.decodeString=t.trimRightNull=t.findZero=t.getBit=void 0,t.getBit=i,t.findZero=n,t.trimRightNull=s,t.decodeString=l,t.stripNulls=u,t.getBitAllignedNumber=c,t.isBitSet=d,t.a2hex=m,t.ratioToDb=p,t.dbToRatio=f,t.toRatio=h},3871:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.scanAppendingHeaders=t.selectCover=t.ratingToStars=t.orderTags=t.parseFromTokenizer=t.parseBuffer=t.parseStream=void 0;let r=a(14947),i=a(4352),n=a(20256),s=a(16346),o=a(5121),l=a(86460);function u(e,t,a={}){return d(r.fromStream(e,"string"==typeof t?{mimeType:t}:t),a)}async function c(e,t,a={}){let i=new n.RandomUint8ArrayReader(e);return await h(i,a),d(r.fromBuffer(e,"string"==typeof t?{mimeType:t}:t),a)}function d(e,t){return i.ParserFactory.parseOnContentType(e,t)}function m(e){let t={};for(let a of e)(t[a.id]=t[a.id]||[]).push(a.value);return t}function p(e){return void 0===e?0:1+Math.round(4*e)}function f(e){return e?e.reduce((e,t)=>t.name&&t.name.toLowerCase() in["front","cover","cover (front)"]?t:e):null}async function h(e,t={}){let a=e.fileSize;await (0,o.hasID3v1Header)(e)&&(a-=128,a-=await (0,l.getLyricsHeaderLength)(e)),t.apeHeader=await s.APEv2Parser.findApeFooterOffset(e,a)}t.parseStream=u,t.parseBuffer=c,t.parseFromTokenizer=d,t.orderTags=m,t.ratingToStars=p,t.selectCover=f,t.scanAppendingHeaders=h},69145:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.DsdiffParser=void 0;let r=a(31237),i=a(75588),n=a(14947),s=a(68809),o=a(46837),l=a(80319),u=a(40302),c=(0,i.default)("music-metadata:parser:aiff");class d extends o.BasicParser{async parse(){let e=await this.tokenizer.readToken(u.ChunkHeader64);if("FRM8"!==e.chunkID)throw Error("Unexpected chunk-ID");let t=(await this.tokenizer.readToken(s.FourCcToken)).trim();if("DSD"===t)return this.metadata.setFormat("container",`DSDIFF/${t}`),this.metadata.setFormat("lossless",!0),this.readFmt8Chunks(e.chunkSize-BigInt(s.FourCcToken.len));throw Error(`Unsupported DSDIFF type: ${t}`)}async readFmt8Chunks(e){for(;e>=u.ChunkHeader64.len;){let t=await this.tokenizer.readToken(u.ChunkHeader64);c(`Chunk id=${t.chunkID}`),await this.readData(t),e-=BigInt(u.ChunkHeader64.len)+t.chunkSize}}async readData(e){c(`Reading data of chunk[ID=${e.chunkID}, size=${e.chunkSize}]`);let t=this.tokenizer.position;switch(e.chunkID.trim()){case"FVER":let a=await this.tokenizer.readToken(r.UINT32_LE);c(`DSDIFF version=${a}`);break;case"PROP":if("SND "!==await this.tokenizer.readToken(s.FourCcToken))throw Error("Unexpected PROP-chunk ID");await this.handleSoundPropertyChunks(e.chunkSize-BigInt(s.FourCcToken.len));break;case"ID3":let i=await this.tokenizer.readToken(new r.Uint8ArrayType(Number(e.chunkSize))),o=n.fromBuffer(i);await new l.ID3v2Parser().parse(this.metadata,o,this.options);break;default:c(`Ignore chunk[ID=${e.chunkID}, size=${e.chunkSize}]`);break;case"DSD":this.metadata.setFormat("numberOfSamples",Number(e.chunkSize*BigInt(8)/BigInt(this.metadata.format.numberOfChannels))),this.metadata.setFormat("duration",this.metadata.format.numberOfSamples/this.metadata.format.sampleRate)}let u=e.chunkSize-BigInt(this.tokenizer.position-t);u>0&&(c(`After Parsing chunk, remaining ${u} bytes`),await this.tokenizer.ignore(Number(u)))}async handleSoundPropertyChunks(e){for(c(`Parsing sound-property-chunks, remainingSize=${e}`);e>0;){let t=await this.tokenizer.readToken(u.ChunkHeader64);c(`Sound-property-chunk[ID=${t.chunkID}, size=${t.chunkSize}]`);let a=this.tokenizer.position;switch(t.chunkID.trim()){case"FS":let i=await this.tokenizer.readToken(r.UINT32_BE);this.metadata.setFormat("sampleRate",i);break;case"CHNL":let n=await this.tokenizer.readToken(r.UINT16_BE);this.metadata.setFormat("numberOfChannels",n),await this.handleChannelChunks(t.chunkSize-BigInt(r.UINT16_BE.len));break;case"CMPR":let o=(await this.tokenizer.readToken(s.FourCcToken)).trim(),l=await this.tokenizer.readToken(r.UINT8),d=await this.tokenizer.readToken(new r.StringType(l,"ascii"));"DSD"===o&&(this.metadata.setFormat("lossless",!0),this.metadata.setFormat("bitsPerSample",1)),this.metadata.setFormat("codec",`${o} (${d})`);break;case"ABSS":let m=await this.tokenizer.readToken(r.UINT16_BE),p=await this.tokenizer.readToken(r.UINT8),f=await this.tokenizer.readToken(r.UINT8),h=await this.tokenizer.readToken(r.UINT32_BE);c(`ABSS ${m}:${p}:${f}.${h}`);break;case"LSCO":let g=await this.tokenizer.readToken(r.UINT16_BE);

9c(`LSCO lsConfig=${g}`);break;default:c(`Unknown sound-property-chunk[ID=${t.chunkID}, size=${t.chunkSize}]`),await this.tokenizer.ignore(Number(t.chunkSize))}let b=t.chunkSize-BigInt(this.tokenizer.position-a);b>0&&(c(`After Parsing sound-property-chunk ${t.chunkSize}, remaining ${b} bytes`),await this.tokenizer.ignore(Number(b))),e-=BigInt(u.ChunkHeader64.len)+t.chunkSize,c(`Parsing sound-property-chunks, remainingSize=${e}`)}if(this.metadata.format.lossless&&this.metadata.format.sampleRate&&this.metadata.format.numberOfChannels&&this.metadata.format.bitsPerSample){let e=this.metadata.format.sampleRate*this.metadata.format.numberOfChannels*this.metadata.format.bitsPerSample;this.metadata.setFormat("bitrate",e)}}async handleChannelChunks(e){c(`Parsing channel-chunks, remainingSize=${e}`);let t=[];for(;e>=s.FourCcToken.len;){let a=await this.tokenizer.readToken(s.FourCcToken);c(`Channel[ID=${a}]`),t.push(a),e-=BigInt(s.FourCcToken.len)}return c(`Channels: ${t.join(", ")}`),t}}t.DsdiffParser=d},40302:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.ChunkHeader64=void 0;let r=a(31237),i=a(68809);t.ChunkHeader64={len:12,get:(e,t)=>({chunkID:i.FourCcToken.get(e,t),chunkSize:r.INT64_BE.get(e,t+4)})}},11952:function(e,t,a){"use strict";var r;Object.defineProperty(t,"__esModule",{value:!0}),t.FormatChunk=t.ChannelType=t.DsdChunk=t.ChunkHeader=void 0;let i=a(31237),n=a(68809);t.ChunkHeader={len:12,get:(e,t)=>({id:n.FourCcToken.get(e,t),size:i.UINT64_LE.get(e,t+4)})},t.DsdChunk={len:16,get:(e,t)=>({fileSize:i.INT64_LE.get(e,t),metadataPointer:i.INT64_LE.get(e,t+8)})},function(e){e[e.mono=1]="mono",e[e.stereo=2]="stereo",e[e.channels=3]="channels",e[e.quad=4]="quad",e[e["4 channels"]=5]="4 channels",e[e["5 channels"]=6]="5 channels",e[e["5.1 channels"]=7]="5.1 channels"}(r=t.ChannelType||(t.ChannelType={})),t.FormatChunk={len:40,get:(e,t)=>({formatVersion:i.INT32_LE.get(e,t),formatID:i.INT32_LE.get(e,t+4),channelType:i.INT32_LE.get(e,t+8),channelNum:i.INT32_LE.get(e,t+12),samplingFrequency:i.INT32_LE.get(e,t+16),bitsPerSample:i.INT32_LE.get(e,t+20),sampleCount:i.INT64_LE.get(e,t+24),blockSizePerChannel:i.INT32_LE.get(e,t+32)})}},32306:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.DsfParser=void 0;let r=a(75588),i=a(10766),n=a(11952),s=a(80319),o=(0,r.default)("music-metadata:parser:DSF");class l extends i.AbstractID3Parser{async postId3v2Parse(){let e=this.tokenizer.position,t=await this.tokenizer.readToken(n.ChunkHeader);if("DSD "!==t.id)throw Error("Invalid chunk signature");this.metadata.setFormat("container","DSF"),this.metadata.setFormat("lossless",!0);let a=await this.tokenizer.readToken(n.DsdChunk);if(a.metadataPointer!==BigInt(0))return o(`expect ID3v2 at offset=${a.metadataPointer}`),await this.parseChunks(a.fileSize-t.size),await this.tokenizer.ignore(Number(a.metadataPointer)-this.tokenizer.position-e),new s.ID3v2Parser().parse(this.metadata,this.tokenizer,this.options);o("No ID3v2 tag present")}async parseChunks(e){for(;e>=n.ChunkHeader.len;){let t=await this.tokenizer.readToken(n.ChunkHeader);if(o(`Parsing chunk name=${t.id} size=${t.size}`),"fmt "===t.id){let e=await this.tokenizer.readToken(n.FormatChunk);this.metadata.setFormat("numberOfChannels",e.channelNum),this.metadata.setFormat("sampleRate",e.samplingFrequency),this.metadata.setFormat("bitsPerSample",e.bitsPerSample),this.metadata.setFormat("numberOfSamples",e.sampleCount),this.metadata.setFormat("duration",Number(e.sampleCount)/e.samplingFrequency);let t=e.bitsPerSample*e.samplingFrequency*e.channelNum;this.metadata.setFormat("bitrate",t);return}this.tokenizer.ignore(Number(t.size)-n.ChunkHeader.len),e-=t.size}}}t.DsfParser=l},20287:function(e,t,a){"use strict";var r;Object.defineProperty(t,"__esModule",{value:!0}),t.FlacParser=void 0;let i=a(31237),n=a(75588),s=a(20353),o=a(6922),l=a(10766),u=a(68809),c=a(59005),d=a(16728),m=(0,n.default)("music-metadata:parser:FLAC");!function(e){e[e.STREAMINFO=0]="STREAMINFO",e[e.PADDING=1]="PADDING",e[e.APPLICATION=2]="APPLICATION",e[e.SEEKTABLE=3]="SEEKTABLE",e[e.VORBIS_COMMENT=4]="VORBIS_COMMENT",e[e.CUESHEET=5]="CUESHEET",e[e.PICTURE=6]="PICTURE"}(r||(r={}));class p extends l.AbstractID3Parser{constructor(){super(...arguments),this.padding=0}init(e,t,a){return super.init(e,t,a),this.vorbisParser=new c.VorbisParser(e,a),this}async postId3v2Parse(){let e;if("fLaC"!==(await this.tokenizer.readToken(u.FourCcToken)).toString())throw Error("Invalid FLAC preamble");do e=await this.tokenizer.readToken(f.BlockHeader),await this.parseDataBlock(e);while(!e.lastBlock);if(this.tokenizer.fileInfo.size&&this.metadata.format.duration){let e=this.tokenizer.fileInfo.size-this.tokenizer.position;this.metadata.setFormat("bitrate",8*e/this.metadata.format.duration)}}parseDataBlock(e){switch(m(`blockHeader type=${e.type}, length=${e.length}`),e.type){case r.STREAMINFO:return this.parseBlockStreamInfo(e.length);case r.PADDING:this.padding+=e.length;break;case r.APPLICATION:case r.SEEKTABLE:break;case r.VORBIS_COMMENT:return this.parseComment(e.length);case r.CUESHEET:break;

9case r.PICTURE:return this.parsePicture(e.length).then();default:this.metadata.addWarning("Unknown block type: "+e.type)}return this.tokenizer.ignore(e.length).then()}async parseBlockStreamInfo(e){if(e!==f.BlockStreamInfo.len)throw Error("Unexpected block-stream-info length");let t=await this.tokenizer.readToken(f.BlockStreamInfo);this.metadata.setFormat("container","FLAC"),this.metadata.setFormat("codec","FLAC"),this.metadata.setFormat("lossless",!0),this.metadata.setFormat("numberOfChannels",t.channels),this.metadata.setFormat("bitsPerSample",t.bitsPerSample),this.metadata.setFormat("sampleRate",t.sampleRate),t.totalSamples>0&&this.metadata.setFormat("duration",t.totalSamples/t.sampleRate)}async parseComment(e){let t=await this.tokenizer.readToken(new i.Uint8ArrayType(e)),a=new d.VorbisDecoder(t,0);a.readStringUtf8();let r=a.readInt32();for(let e=0;e<r;e++){let e=a.parseUserComment();this.vorbisParser.addTag(e.key,e.value)}}async parsePicture(e){if(this.options.skipCovers)return this.tokenizer.ignore(e);{let t=await this.tokenizer.readToken(new o.VorbisPictureToken(e));this.vorbisParser.addTag("METADATA_BLOCK_PICTURE",t)}}}t.FlacParser=p;class f{}f.BlockHeader={len:4,get:(e,t)=>({lastBlock:s.getBit(e,t,7),type:s.getBitAllignedNumber(e,t,1,7),length:i.UINT24_BE.get(e,t+1)})},f.BlockStreamInfo={len:34,get:(e,t)=>({minimumBlockSize:i.UINT16_BE.get(e,t),maximumBlockSize:i.UINT16_BE.get(e,t+2)/1e3,minimumFrameSize:i.UINT24_BE.get(e,t+4),maximumFrameSize:i.UINT24_BE.get(e,t+7),sampleRate:i.UINT24_BE.get(e,t+10)>>4,channels:s.getBitAllignedNumber(e,t+12,4,3)+1,bitsPerSample:s.getBitAllignedNumber(e,t+12,7,5)+1,totalSamples:s.getBitAllignedNumber(e,t+13,4,36),fileMD5:new i.Uint8ArrayType(16).get(e,t+18)})}},5121:function(e,t,a){"use strict";var r=a(96138).Buffer;Object.defineProperty(t,"__esModule",{value:!0}),t.hasID3v1Header=t.ID3v1Parser=t.Genres=void 0;let i=a(75588),n=a(31237),s=a(20353),o=a(46837),l=a(16346),u=(0,i.default)("music-metadata:parser:ID3v1");t.Genres=["Blues","Classic Rock","Country","Dance","Disco","Funk","Grunge","Hip-Hop","Jazz","Metal","New Age","Oldies","Other","Pop","R&B","Rap","Reggae","Rock","Techno","Industrial","Alternative","Ska","Death Metal","Pranks","Soundtrack","Euro-Techno","Ambient","Trip-Hop","Vocal","Jazz+Funk","Fusion","Trance","Classical","Instrumental","Acid","House","Game","Sound Clip","Gospel","Noise","Alt. Rock","Bass","Soul","Punk","Space","Meditative","Instrumental Pop","Instrumental Rock","Ethnic","Gothic","Darkwave","Techno-Industrial","Electronic","Po

9p-Folk","Eurodance","Dream","Southern Rock","Comedy","Cult","Gangsta Rap","Top 40","Christian Rap","Pop/Funk","Jungle","Native American","Cabaret","New Wave","Psychedelic","Rave","Showtunes","Trailer","Lo-Fi","Tribal","Acid Punk","Acid Jazz","Polka","Retro","Musical","Rock & Roll","Hard Rock","Folk","Folk/Rock","National Folk","Swing","Fast-Fusion","Bebob","Latin","Revival","Celtic","Bluegrass","Avantgarde","Gothic Rock","Progressive Rock","Psychedelic Rock","Symphonic Rock","Slow Rock","Big Band","Chorus","Easy Listening","Acoustic","Humour","Speech","Chanson","Opera","Chamber Music","Sonata","Symphony","Booty Bass","Primus","Porn Groove","Satire","Slow Jam","Club","Tango","Samba","Folklore","Ballad","Power Ballad","Rhythmic Soul","Freestyle","Duet","Punk Rock","Drum Solo","A Cappella","Euro-House","Dance Hall","Goa","Drum & Bass","Club-House","Hardcore","Terror","Indie","BritPop","Negerpunk","Polsk Punk","Beat","Christian Gangsta Rap","Heavy Metal","Black Metal","Crossover","Contemporary Christian","Christian Rock","Merengue","Salsa","Thrash Metal","Anime","JPop","Synthpop","Abstract","Art Rock","Baroque","Bhangra","Big Beat","Breakbeat","Chillout","Downtempo","Dub","EBM","Eclectic","Electro","Electroclash","Emo","Experimental","Garage","Global","IDM","Illbient","Industro-Goth","Jam Band","Krautrock","Leftfield","Lounge","Math Rock","New Romantic","Nu-Breakz","Post-Punk","Post-Rock","Psytrance","Shoegaze","Space Rock","Trop Rock","World Music","Neoclassical","Audiobook","Audio Theatre","Neue Deutsche Welle","Podcast","Indie Rock","G-Funk","Dubstep","Garage Rock","Psybient"];let c={len:128,get:(e,t)=>{let a=new d(3).get(e,t);return"TAG"===a?{header:a,title:new d(30).get(e,t+3),artist:new d(30).get(e,t+33),album:new d(30).get(e,t+63),year:new d(4).get(e,t+93),comment:new d(28).get(e,t+97),zeroByte:n.UINT8.get(e,t+127),track:n.UINT8.get(e,t+126),genre:n.UINT8.get(e,t+127)}:null}};class d extends n.StringType{constructor(e){super(e,"binary")}get(e,t){let a=super.get(e,t);return(a=(a=s.trimRightNull(a)).trim()).length>0?a:void 0}}class m extends o.BasicParser{static getGenre(e){if(e<t.Genres.length)return t.Genres[e]}async parse(){if(!this.tokenizer.fileInfo.size){u("Skip checking for ID3v1 because the file-size is unknown");return}if(this.options.apeHeader){this.tokenizer.ignore(this.options.apeHeader.offset-this.tokenizer.position);let e=new l.APEv2Parser;e.init(this.metadata,this.tokenizer,this.options),await e.parseTags(this.options.apeHeader.footer)}let e=this.tokenizer.fileInfo.size-c.len;if(this.tokenizer.position>e){u("Already consumed the last 128 bytes");return}let t=await this.tokenizer.readToken(c,e);if(t){for(let e of(u("ID3v1 header found at: pos=%s",this.tokenizer.fileInfo.size-c.len),["title","artist","album","comment","track","year"]))t[e]&&""!==t[e]&&this.addTag(e,t[e]);let e=m.getGenre(t.genre);e&&this.addTag("genre",e)}else u("ID3v1 header not found at: pos=%s",this.tokenizer.fileInfo.size-c.len)}addTag(e,t){this.metadata.addTag("ID3v1",e,t)}}async function p(e){if(e.fileSize>=128){let t=r.alloc(3);return await e.randomRead(t,0,t.length,e.fileSize-128),"TAG"===t.toString("binary")}return!1}t.ID3v1Parser=m,t.hasID3v1Header=p},75250:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.ID3v1TagMapper=void 0;let r=a(29751),i={title:"title",artist:"artist",album:"album",year:"year",comment:"comment",track:"track",genre:"genre"};class n extends r.CommonTagMapper{constructor(){super(["ID3v1"],i)}}t.ID3v1TagMapper=n},10766:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.AbstractID3Parser=void 0;let r=a(14947),i=a(75588),n=a(35670),s=a(80319),o=a(5121),l=a(46837),u=(0,i.default)("music-metadata:parser:ID3");class c extends l.BasicParser{constructor(){super(...arguments),this.id3parser=new s.ID3v2Parser}static async startsWithID3v2Header(e){return"ID3"===(await e.peekToken(n.ID3v2Header)).fileIdentifier}async parse(){try{await this.parseID3v2()}catch(e){if(e instanceof r.EndOfStreamError)u("End-of-stream");else throw e}}finalize(){}async parseID3v2(){if(await this.tryReadId3v2Headers(),u("End of ID3v2 header, go to MPEG-parser: pos=%s",this.tokenizer.position),await this.postId3v2Parse(),this.options.skipPostHeaders&&this.metadata.hasAny())this.finalize();else{let e=new o.ID3v1Parser;await e.init(this.metadata,this.tokenizer,this.options).parse(),this.finalize()}}async tryReadId3v2Headers(){if("ID3"===(await this.tokenizer.peekToken(n.ID3v2Header)).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=c},5346:function(e,t,a){"use strict";var r=a(96138).Buffer;

9Object.defineProperty(t,"__esModule",{value:!0}),t.FrameParser=t.parseGenre=void 0;let i=a(75588),n=a(31237),s=a(20353),o=a(35670),l=a(5121),u=(0,i.default)("music-metadata:id3v2:frame-parser"),c="latin1";function d(e){let t;let a=[],r="";for(let i of e)if("string"==typeof t){if("("===i&&""===t)r+="(",t=void 0;else if(")"===i){""!==r&&(a.push(r),r="");let e=m(t);e&&a.push(e),t=void 0}else t+=i}else"("===i?t="":r+=i;return r&&(0===a.length&&r.match(/^\d*$/)&&(r=l.Genres[r]),a.push(r)),a}function m(e){return"RX"===e?"Remix":"CR"===e?"Cover":e.match(/^\d*$/)?l.Genres[e]:void 0}t.parseGenre=d;class p{constructor(e,t){this.major=e,this.warningCollector=t}readData(e,t,a){let i,l;if(0===e.length){this.warningCollector.addWarning(`id3v2.${this.major} header has empty tag type=${t}`);return}let{encoding:m,bom:f}=o.TextEncodingToken.get(e,0),h=e.length,g=0,b=[],T=p.getNullTerminatorLength(m),y={};switch(u(`Parsing tag type=${t}, encoding=${m}, bom=${f}`),"TXXX"!==t&&"T"===t[0]?"T*":t){case"T*":case"IPLS":case"MVIN":case"MVNM":case"PCS":case"PCST":try{l=s.decodeString(e.slice(1),m).replace(/\x00+$/,"")}catch(e){this.warningCollector.addWarning(`id3v2.${this.major} type=${t} header has invalid string value: ${e.message}`)}switch(t){case"TMCL":case"TIPL":case"IPLS":b=this.splitValue(t,l),b=p.functionList(b);break;case"TRK":case"TRCK":case"TPOS":b=l;break;case"TCOM":case"TEXT":case"TOLY":case"TOPE":case"TPE1":case"TSRC":b=this.splitValue(t,l);break;case"TCO":case"TCON":b=this.splitValue(t,l).map(e=>d(e)).reduce((e,t)=>e.concat(t),[]);break;case"PCS":case"PCST":b=Array.isArray(b=this.major>=4?this.splitValue(t,l):[l])&&""===b[0]?1:0;break;default:b=this.major>=4?this.splitValue(t,l):[l]}break;case"TXXX":b={description:(b=p.readIdentifierAndData(e,g+1,h,m)).id,text:this.splitValue(t,s.decodeString(b.data,m).replace(/\x00+$/,""))};break;case"PIC":case"APIC":if(a){let t={};switch(g+=1,this.major){case 2:t.format=s.decodeString(e.slice(g,g+3),"latin1"),g+=3;break;case 3:case 4:i=s.findZero(e,g,h,c),t.format=s.decodeString(e.slice(g,i),c),g=i+1;break;default:throw Error("Warning: unexpected major versionIndex: "+this.major)}t.format=p.fixPictureMimeType(t.format),t.type=o.AttachedPictureType[e[g]],g+=1,i=s.findZero(e,g,h,m),t.description=s.decodeString(e.slice(g,i),m),g=i+T,t.data=r.from(e.slice(g,h)),b=t}break;case"CNT":case"PCNT":b=n.UINT32_BE.get(e,0);break;case"SYLT":for(g+=7,b=[];g<h;){let t=e.slice(g,g=s.findZero(e,g,h,m));

9g+=5,b.push(s.decodeString(t,m))}break;case"ULT":case"USLT":case"COM":case"COMM":g+=1,y.language=s.decodeString(e.slice(g,g+3),c),g+=3,i=s.findZero(e,g,h,m),y.description=s.decodeString(e.slice(g,i),m),g=i+T,y.text=s.decodeString(e.slice(g,h),m).replace(/\x00+$/,""),b=[y];break;case"UFID":b={owner_identifier:(b=p.readIdentifierAndData(e,g,h,c)).id,identifier:b.data};break;case"PRIV":b={owner_identifier:(b=p.readIdentifierAndData(e,g,h,c)).id,data:b.data};break;case"POPM":i=s.findZero(e,g,h,c);let k=s.decodeString(e.slice(g,i),c),v=h-(g=i+1);b={email:k,rating:n.UINT8.get(e,g),counter:v>=5?n.UINT32_BE.get(e,g+1):void 0};break;case"GEOB":{i=s.findZero(e,g+1,h,m);let t=s.decodeString(e.slice(g+1,i),c);g=i+1,i=s.findZero(e,g,h-g,m);let a=s.decodeString(e.slice(g,i),c);g=i+1,i=s.findZero(e,g,h-g,m),b={type:t,filename:a,description:s.decodeString(e.slice(g,i),c),data:e.slice(g+1,h)};break}case"WCOM":case"WCOP":case"WOAF":case"WOAR":case"WOAS":case"WORS":case"WPAY":case"WPUB":b=s.decodeString(e.slice(g,i),c);break;case"WXXX":{i=s.findZero(e,g+1,h,m);let t=s.decodeString(e.slice(g+1,i),m);g=i+("utf16le"===m?2:1),b={description:t,url:s.decodeString(e.slice(g,h),c)};break}case"WFD":case"WFED":b=s.decodeString(e.slice(g+1,s.findZero(e,g+1,h,m)),m);break;case"MCDI":b=e.slice(0,h);break;default:u("Warning: unsupported id3v2-tag-type: "+t)}return b}static fixPictureMimeType(e){switch(e=e.toLocaleLowerCase()){case"jpg":return"image/jpeg";case"png":return"image/png"}return e}static functionList(e){let t={};for(let a=0;a+1<e.length;a+=2){let r=e[a+1].split(",");t[e[a]]=t.hasOwnProperty(e[a])?t[e[a]].concat(r):r}return t}splitValue(e,t){let a;return this.major<4?(a=t.split(/\x00/g)).length>1?this.warningCollector.addWarning(`ID3v2.${this.major} ${e} uses non standard null-separator.`):a=t.split(/\//g):a=t.split(/\x00/g),p.trimArray(a)}static trimArray(e){return e.map(e=>e.replace(/\x00+$/,"").trim())}static readIdentifierAndData(e,t,a,r){let i=s.findZero(e,t,a,r),n=s.decodeString(e.slice(t,i),r);return t=i+p.getNullTerminatorLength(r),{id:n,data:e.slice(t,a)}}static getNullTerminatorLength(e){return"utf16le"===e?2:1}}t.FrameParser=p},21159:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.ID3v22TagMapper=t.id3v22TagMap=void 0;let r=a(61228);t.id3v22TagMap={TT2:"title",TP1:"artist",TP2:"albumartist",TAL:"album",TYE:"year",COM:"comment",TRK:"track",TPA:"disk",TCO:"genre",PIC:"picture",TCM:"composer",TOR:"originaldate",TOT:"originalalbum",TXT:"lyricist",TP3:"conductor",TPB:"label",TT1:"grouping",TT3:"subtitle",TLA:"language",TCR:"c

9opyright",WCP:"license",TEN:"encodedby",TSS:"encodersettings",WAR:"website","COM:iTunPGAP":"gapless",PCS:"podcast",TCP:"compilation",TDR:"date",TS2:"albumartistsort",TSA:"albumsort",TSC:"composersort",TSP:"artistsort",TST:"titlesort",WFD:"podcasturl",TBP:"bpm"};class i extends r.CaseInsensitiveTagMap{constructor(){super(["ID3v2.2"],t.id3v22TagMap)}}t.ID3v22TagMapper=i},94397:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.ID3v24TagMapper=void 0;let r=a(29751),i=a(61228),n=a(20353),s={TIT2:"title",TPE1:"artist","TXXX:Artists":"artists",TPE2:"albumartist",TALB:"album",TDRV:"date",TORY:"originalyear",TPOS:"disk",TCON:"genre",APIC:"picture",TCOM:"composer","USLT:description":"lyrics",TSOA:"albumsort",TSOT:"titlesort",TOAL:"originalalbum",TSOP:"artistsort",TSO2:"albumartistsort",TSOC:"composersort",TEXT:"lyricist","TXXX:Writer":"writer",TPE3:"conductor",TPE4:"remixer","IPLS:arranger":"arranger","IPLS:engineer":"engineer","IPLS:producer":"producer","IPLS:DJ-mix":"djmixer","IPLS:mix":"mixer",TPUB:"label",TIT1:"grouping",TIT3:"subtitle",TRCK:"track",TCMP:"compilation",POPM:"rating",TBPM:"bpm",TMED:"media","TXXX:CATALOGNUMBER":"catalognumber","TXXX:MusicBrainz Album Status":"releasestatus","TXXX:MusicBrainz Album Type":"releasetype","TXXX:MusicBrainz Album Release Country":"releasecountry","TXXX:RELEASECOUNTRY":"releasecountry","TXXX:SCRIPT":"script",TLAN:"language",TCOP:"copyright",WCOP:"license",TENC:"encodedby",TSSE:"encodersettings","TXXX:BARCODE":"barcode","TXXX:ISRC":"isrc",TSRC:"isrc","TXXX:ASIN":"asin","TXXX:originalyear":"originalyear","UFID:http://musicbrainz.org":"musicbrainz_recordingid","TXXX:MusicBrainz Release Track Id":"musicbrainz_trackid","TXXX:MusicBrainz Album Id":"musicbrainz_albumid","TXXX:MusicBrainz Artist Id":"musicbrainz_artistid","TXXX:MusicBrainz Album Artist Id":"musicbrainz_albumartistid","TXXX:MusicBrainz Release Group Id":"musicbrainz_releasegroupid","TXXX:MusicBrainz Work Id":"musicbrainz_workid","TXXX:MusicBrainz TRM Id":"musicbrainz_trmid","TXXX:MusicBrainz Disc Id":"musicbrainz_discid","TXXX:ACOUSTID_ID":"acoustid_id","TXXX:Acoustid Id":"acoustid_id","TXXX:Acoustid Fingerprint":"acoustid_fingerprint","TXXX:MusicIP PUID":"musicip_puid","TXXX:MusicMagic Fingerprint":"musicip_fingerprint",WOAR:"website",TDRC:"date",TYER:"year",TDOR:"originaldate","TIPL:arranger":"arranger","TIPL:engineer":"engineer","TIPL:producer":"producer","TIPL:DJ-mix":"djmixer","TIPL:mix":"mixer",TMOO:"mood",SYLT:"lyrics",TSST:"discsubtitle",TKEY:"key",COMM:"comment",TOPE:"originalartist","PRIV:AverageLevel":"averageLevel","PRIV:PeakLevel":"peakLevel","TXXX:DISCOGS_ARTIST_ID":"discogs_artist_id","TXXX:DISCOGS_ARTISTS":"artists","TXXX:DISCOGS_ARTIST_NAME":"artists","TXXX:DISCOGS_ALBUM_ARTISTS":"albumartist","TXXX:DISCOGS_CATALOG":"catalognumber","TXXX:DISCOGS_COUNTRY":"releasecountry","TXXX:DISCOGS_DATE":"originaldate","TXXX:DISCOGS_LABEL":"label","TXXX:DISCOGS_LABEL_ID":"discogs_label_id","TXXX:DISCOGS_MASTER_RELEASE_ID":"discogs_master_release_id","TXXX:DISCOGS_RATING":"discogs_rating","TXXX:DISCOGS_RELEASED":"date","TXXX:DISCOGS_RELEASE_ID":"discogs_release_id","TXXX:DISCOGS_VOTES":"discogs_votes","TXXX:CATALOGID":"catalognumber","TXXX:STYLE":"genre","TXXX:REPLAYGAIN_TRACK_PEAK":"replaygain_track_peak","TXXX:REPLAYGAIN_TRACK_GAIN":"replaygain_track_gain","TXXX:REPLAYGAIN_ALBUM_PEAK":"replaygain_album_peak","TXXX:REPLAYGAIN_ALBUM_GAIN":"replaygain_album_gain","TXXX:MP3GAIN_MINMAX":"replaygain_track_minmax","TXXX:MP3GAIN_ALBUM_MINMAX":"replaygain_album_minmax","TXXX:MP3GAIN_UNDO":"replaygain_undo",MVNM:"movement",MVIN:"movementIndex",PCST:"podcast",TCAT:"category",TDES:"description",TDRL:"date",TGID:"podcastId",TKWD:"keywords",WFED:"podcasturl"};class o extends i.CaseInsensitiveTagMap{static toRating(e){return{source:e.email,rating:e.rating>0?(e.rating-1)/254*r.CommonTagMapper.maxRatingScore:void 0}}constructor(){super(["ID3v2.3","ID3v2.4"],s)}postMap(e,t){switch(e.id){case"UFID":"http://musicbrainz.org"===e.value.owner_identifier&&(e.id+=":"+e.value.owner_identifier,e.value=n.decodeString(e.value.identifier,"latin1"));break;case"PRIV":switch(e.value.owner_identifier){case"AverageLevel":case"PeakValue":e.id+=":"+e.value.owner_identifier,e.value=4===e.value.data.length?e.value.data.readUInt32LE(0):null,null===e.value&&t.addWarning("Failed to parse PRIV:PeakValue");break;default:t.addWarning(`Unknown PRIV owner-identifier: ${e.value.owner_identifier}`)}break;case"COMM":e.value=e.value?e.value.text:null;break;case"POPM":e.value=o.toRating(e.value)}}}t.ID3v24TagMapper=o},80319:function(e,t,a){"use strict";var r=a(96138).Buffer;

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9if(t){let e=t.timecodeScale?t.timecodeScale:1e6;if("number"==typeof t.duration){let a=t.duration*e/1e9;this.addTag("segment:title",t.title),this.metadata.setFormat("duration",a)}}let a=e.segment.tracks;if(a&&a.entries){a.entries.forEach(e=>{let t={codecName:e.codecID.replace("A_","").replace("V_",""),codecSettings:e.codecSettings,flagDefault:e.flagDefault,flagLacing:e.flagLacing,flagEnabled:e.flagEnabled,language:e.language,name:e.name,type:e.trackType,audio:e.audio,video:e.video};this.metadata.addStreamInfo(t)});let t=a.entries.filter(e=>e.trackType===o.TrackType.audio.valueOf()).reduce((e,t)=>!e||!e.flagDefault&&t.flagDefault||t.trackNumber&&t.trackNumber<e.trackNumber?t:e,null);t&&(this.metadata.setFormat("codec",t.codecID.replace("A_","")),this.metadata.setFormat("sampleRate",t.audio.samplingFrequency),this.metadata.setFormat("numberOfChannels",t.audio.channels)),e.segment.tags&&e.segment.tags.tag.forEach(e=>{let t=e.target,a=(null==t?void 0:t.targetTypeValue)?o.TargetType[t.targetTypeValue]:(null==t?void 0:t.targetType)?t.targetType:"track";e.simpleTags.forEach(e=>{let t=e.string?e.string:e.binary;this.addTag(`${a}:${e.name}`,t)})}),e.segment.attachments&&e.segment.attachments.attachedFiles.filter(e=>e.mimeType.startsWith("image/")).map(e=>({data:e.data,format:e.mimeType,description:e.description,name:e.name})).forEach(e=>{this.addTag("picture",e)})}}}async parseContainer(e,t,a){let r={};for(;this.tokenizer.position<t;){let t;try{t=await this.readElement()}catch(e){if("End-Of-Stream"===e.message)break;throw e}let i=e[t.id];if(i){if(u(`Element: name=${i.name}, container=${!!i.container}`),i.container){let e=await this.parseContainer(i.container,t.len>=0?this.tokenizer.position+t.len:-1,a.concat([i.name]));i.multiple?(r[i.name]||(r[i.name]=[]),r[i.name].push(e)):r[i.name]=e}else r[i.name]=await this.parserMap.get(i.value)(t)}else 236===t.id||u(`parseEbml: path=${a.join("/")}, unknown element: id=${t.id.toString(16)}`),this.padding+=t.len,await this.tokenizer.ignore(t.len)}return r}async readVintData(e){let t=await this.tokenizer.peekNumber(i.UINT8),a=128,n=1;for(;(t&a)==0;){if(n>e)throw Error("VINT value exceeding maximum size");++n,a>>=1}let s=r.alloc(n);return await this.tokenizer.readBuffer(s),s}async readElement(){let e=await this.readVintData(this.ebmlMaxIDLength),t=await this.readVintData(this.ebmlMaxSizeLength);t[0]^=128>>t.length-1;let a=Math.min(6,t.length);return{id:e.readUIntBE(0,e.length),len:t.readUIntBE(t.length-a,a)}}isMaxValue(e){if(e.length===this.ebmlMaxSizeLength){for(let t=1;t<this.ebmlMaxSizeLength;++t)if(255!==e[t])return!1;return!0}return!1}async readFloat(e){switch(e.len){case 0:return 0;case 4:return this.tokenizer.readNumber(i.Float32_BE);case 8:case 10:return this.tokenizer.readNumber(i.Float64_BE);default:throw Error(`Invalid IEEE-754 float length: ${e.len}`)}}async readFlag(e){return await this.readUint(e)===1}async readUint(e){let t=await this.readBuffer(e),a=Math.min(6,e.len);return t.readUIntBE(e.len-a,a)}async readString(e){return(await this.tokenizer.readToken(new i.StringType(e.len,"utf-8"))).replace(/\00.*$/g,"")}async readBuffer(e){let t=r.alloc(e.len);return await this.tokenizer.readBuffer(t),t}addTag(e,t){this.metadata.addTag("matroska",e,t)}}t.MatroskaParser=c},77274:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.MatroskaTagMapper=void 0;let r=a(61228),i={"segment:title":"title","album:ARTIST":"albumartist","album:ARTISTSORT":"albumartistsort","album:TITLE":"album","album:DATE_RECORDED":"originaldate","album:PART_NUMBER":"disk","album:TOTAL_PARTS":"totaltracks","track:ARTIST":"artist","track:ARTISTSORT":"artistsort","track:TITLE":"title","track:PART_NUMBER":"track","track:MUSICBRAINZ_TRACKID":"musicbrainz_recordingid","track:MUSICBRAINZ_ALBUMID":"musicbrainz_albumid","track:MUSICBRAINZ_ARTISTID":"musicbrainz_artistid","track:PUBLISHER":"label","track:GENRE":"genre","track:ENCODER":"encodedby","track:ENCODER_OPTIONS":"encodersettings","edition:TOTAL_PARTS":"totaldiscs",picture:"picture"};class n extends r.CaseInsensitiveTagMap{constructor(){super(["matroska"],i)}}t.MatroskaTagMapper=n},47406:function(e,t){"use strict";var a,r,i;

9Object.defineProperty(t,"__esModule",{value:!0}),t.TrackType=t.TargetType=t.DataType=void 0,function(e){e[e.string=0]="string",e[e.uint=1]="uint",e[e.uid=2]="uid",e[e.bool=3]="bool",e[e.binary=4]="binary",e[e.float=5]="float"}(a=t.DataType||(t.DataType={})),function(e){e[e.shot=10]="shot",e[e.scene=20]="scene",e[e.track=30]="track",e[e.part=40]="part",e[e.album=50]="album",e[e.edition=60]="edition",e[e.collection=70]="collection"}(r=t.TargetType||(t.TargetType={})),function(e){e[e.video=1]="video",e[e.audio=2]="audio",e[e.complex=3]="complex",e[e.logo=4]="logo",e[e.subtitle=17]="subtitle",e[e.button=18]="button",e[e.control=32]="control"}(i=t.TrackType||(t.TrackType={}))},60429:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.Atom=void 0;let r=a(75588),i=a(46619),n=(0,r.default)("music-metadata:parser:MP4:Atom");class s{static async readAtom(e,t,a,r){let o=e.position,l=await e.readToken(i.Header);l.length===BigInt(1)&&(l.length=await e.readToken(i.ExtendedSize));let u=new s(l,l.length===BigInt(1),a),c=u.getPayloadLength(r);return n(`parse atom name=${u.atomPath}, extended=${u.extended}, offset=${o}, len=${u.header.length}`),await u.readData(e,t,c),u}constructor(e,t,a){this.header=e,this.extended=t,this.parent=a,this.children=[],this.atomPath=(this.parent?this.parent.atomPath+".":"")+this.header.name}getHeaderLength(){return this.extended?16:8}getPayloadLength(e){return(this.header.length===BigInt(0)?e:Number(this.header.length))-this.getHeaderLength()}async readAtoms(e,t,a){for(;a>0;){let r=await s.readAtom(e,t,this,a);this.children.push(r),a-=r.header.length===BigInt(0)?a:Number(r.header.length)}}async readData(e,t,a){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(a));case"meta":let r="hdlr"===(await e.peekToken(i.Header)).name?0:4;return await e.ignore(r),this.readAtoms(e,t,this.getPayloadLength(a)-r);default:return t(this,a)}}}t.Atom=s},46619:function(e,t,a){"use strict";var r=a(96138).Buffer;Object.defineProperty(t,"__esModule",{value:!0}),t.ChapterText=t.StcoAtom=t.StszAtom=t.StscAtom=t.SampleToChunkToken=t.SttsAtom=t.TimeToSampleToken=t.SoundSampleDescriptionV0=t.SoundSampleDescriptionVersion=t.StsdAtom=t.TrackHeaderAtom=t.NameAtom=t.DataAtom=t.MvhdAtom=t.MdhdAtom=t.FixedLengthAtom=t.mhdr=t.tkhd=t.ftyp=t.ExtendedSize=t.Header=void 0;let i=a(31237),n=a(75588),s=a(68809),o=(0,n.default)("music-metadata:parser:MP4:atom");t.Header={len:8,get:(e,t)=>{let a=i.UINT32_BE.get(e,t);if(a<0)throw Error("Invalid atom header length");return{length:BigInt(a),name:new i.StringType(4,"binary").get(e,t+4)}},put:(e,t,a)=>(i.UINT32_BE.put(e,t,Number(a.length)),s.FourCcToken.put(e,t+4,a.name))},t.ExtendedSize=i.UINT64_BE,t.ftyp={len:4,get:(e,t)=>({type:new i.StringType(4,"ascii").get(e,t)})},t.tkhd={len:4,get:(e,t)=>({type:new i.StringType(4,"ascii").get(e,t)})},t.mhdr={len:8,get:(e,t)=>({version:i.UINT8.get(e,t),flags:i.UINT24_BE.get(e,t+1),nextItemID:i.UINT32_BE.get(e,t+4)})};class l{constructor(e,t,a){if(this.len=e,e<t)throw Error(`Atom ${a} expected to be ${t}, but specifies ${e} bytes long.`);e>t&&o(`Warning: atom ${a} expected to be ${t}, but was actually ${e} bytes long.`)}}t.FixedLengthAtom=l;let u=(e,t)=>new Date(1e3*(i.UINT32_BE.get(e,t)-2082844800));class c extends l{constructor(e){super(e,24,"mdhd"),this.len=e}get(e,t){return{version:i.UINT8.get(e,t+0),flags:i.UINT24_BE.get(e,t+1),creationTime:u(e,t+4),modificationTime:u(e,t+8),timeScale:i.UINT32_BE.get(e,t+12),duration:i.UINT32_BE.get(e,t+16),language:i.UINT16_BE.get(e,t+20),quality:i.UINT16_BE.get(e,t+22)}}}t.MdhdAtom=c;class d extends l{constructor(e){super(e,100,"mvhd"),this.len=e}get(e,t){return{version:i.UINT8.get(e,t),flags:i.UINT24_BE.get(e,t+1),creationTime:u(e,t+4),modificationTime:u(e,t+8),timeScale:i.UINT32_BE.get(e,t+12),duration:i.UINT32_BE.get(e,t+16),preferredRate:i.UINT32_BE.get(e,t+20),preferredVolume:i.UINT16_BE.get(e,t+24),previewTime:i.UINT32_BE.get(e,t+72),previewDuration:i.UINT32_BE.get(e,t+76),posterTime:i.UINT32_BE.get(e,t+80),selectionTime:i.UINT32_BE.get(e,t+84),selectionDuration:i.UINT32_BE.get(e,t+88),currentTime:i.UINT32_BE.get(e,t+92),nextTrackID:i.UINT32_BE.get(e,t+96)}}}t.MvhdAtom=d;class m{constructor(e){this.len=e}get(e,t){return{type:{set:i.UINT8.get(e,t+0),type:i.UINT24_BE.get(e,t+1)},locale:i.UINT24_BE.get(e,t+4),value:r.from(new i.Uint8ArrayType(this.len-8).get(e,t+8))}}}t.DataAtom=m;class p{constructor(e){this.len=e}get(e,t){return{version:i.UINT8.get(e,t),flags:i.UINT24_BE.get(e,t+1),name:new i.StringType(this.len-4,"utf-8").get(e,t+4)}}}t.NameAtom=p;class f{constructor(e){this.len=e}get(e,t){return{version:i.UINT8.get(e,t),flags:i.UINT24_BE.get(e,t+1),creationTime:u(e,t+4),modificationTime:u(e,t+8),trackId:i.UINT32_BE.get(e,t+12),duration:i.UINT32_BE.get(e,t+20),layer:i.UINT16_BE.get(e,t+24),alternateGroup:i.UINT16_BE.get(e,t+26),volume:i.UINT16_BE.get(e,t+28)}}}t.TrackHeaderAtom=f;let h=8,g=(e,t)=>({version:i.UINT8.get(e,t),flags:i.UINT24_BE.get(e,t+1),numberOfEntries:i.UINT32_BE.get(e,t+4)});class b{constructor(e){this.len=e}get(e,t){return{dataFormat:s.FourCcToken.get(e,t),dataReferenceIndex:i.UINT16_BE.get(e,t+10),description:new i.Uint8ArrayType(this.len-12).get(e,t+12)}}}class T{constructor(e){this.len=e}get(e,t){let a=g(e,t);t+=h;let r=[];for(let n=0;n<a.numberOfEntries;

9++n){let a=i.UINT32_BE.get(e,t);t+=i.UINT32_BE.len,r.push(new b(a).get(e,t)),t+=a}return{header:a,table:r}}}t.StsdAtom=T,t.SoundSampleDescriptionVersion={len:8,get:(e,t)=>({version:i.INT16_BE.get(e,t),revision:i.INT16_BE.get(e,t+2),vendor:i.INT32_BE.get(e,t+4)})},t.SoundSampleDescriptionV0={len:12,get:(e,t)=>({numAudioChannels:i.INT16_BE.get(e,t+0),sampleSize:i.INT16_BE.get(e,t+2),compressionId:i.INT16_BE.get(e,t+4),packetSize:i.INT16_BE.get(e,t+6),sampleRate:i.UINT16_BE.get(e,t+8)+i.UINT16_BE.get(e,t+10)/1e4})};class y{constructor(e,t){this.len=e,this.token=t}get(e,t){let a=i.INT32_BE.get(e,t+4);return{version:i.INT8.get(e,t+0),flags:i.INT24_BE.get(e,t+1),numberOfEntries:a,entries:E(e,this.token,t+8,this.len-8,a)}}}t.TimeToSampleToken={len:8,get:(e,t)=>({count:i.INT32_BE.get(e,t+0),duration:i.INT32_BE.get(e,t+4)})};class k extends y{constructor(e){super(e,t.TimeToSampleToken),this.len=e}}t.SttsAtom=k,t.SampleToChunkToken={len:12,get:(e,t)=>({firstChunk:i.INT32_BE.get(e,t),samplesPerChunk:i.INT32_BE.get(e,t+4),sampleDescriptionId:i.INT32_BE.get(e,t+8)})};class v extends y{constructor(e){super(e,t.SampleToChunkToken),this.len=e}}t.StscAtom=v;class I{constructor(e){this.len=e}get(e,t){let a=i.INT32_BE.get(e,t+8);return{version:i.INT8.get(e,t),flags:i.INT24_BE.get(e,t+1),sampleSize:i.INT32_BE.get(e,t+4),numberOfEntries:a,entries:E(e,i.INT32_BE,t+12,this.len-12,a)}}}t.StszAtom=I;class w extends y{constructor(e){super(e,i.INT32_BE),this.len=e}}t.StcoAtom=w;class S{constructor(e){this.len=e}get(e,t){let a=i.INT16_BE.get(e,t+0);return new i.StringType(a,"utf-8").get(e,t+2)}}function E(e,t,a,r,i){if(o(`remainingLen=${r}, numberOfEntries=${i} * token-len=${t.len}`),0===r)return[];if(r!==i*t.len)throw Error("mismatch number-of-entries with remaining atom-length");let n=[];for(let r=0;r<i;++r)n.push(t.get(e,a)),a+=t.len;return n}t.ChapterText=S},14751:function(e,t,a){"use strict";var r=a(96138).Buffer;Object.defineProperty(t,"__esModule",{value:!0}),t.MP4Parser=void 0;let i=a(75588),n=a(31237),s=a(46837),o=a(5121),l=a(26312),u=a(60429),c=a(46619),d=(0,i.default)("music-metadata:parser:MP4"),m="iTunes",p={raw:{lossy:!1,format:"raw"},MAC3:{lossy:!0,format:"MACE 3:1"},MAC6:{lossy:!0,format:"MACE 6:1"},ima4:{lossy:!0,format:"IMA 4:1"},ulaw:{lossy:!0,format:"uLaw 2:1"},alaw:{lossy:!0,format:"uLaw 2:1"},Qclp:{lossy:!0,format:"QUALCOMM PureVoice"},".mp3":{lossy:!0,format:"MPEG-1 layer 3"},alac:{lossy:!1,format:"ALAC"},"ac-3":{lossy:!0,format:"AC-3"},mp4a:{lossy:!0,format:"MPEG-4/AAC"},mp4s:{lossy:!0,format:"MP4S"},c608:{lossy:!0,format:"CEA-608"},c708:{lossy:!0,format:"CEA-708"}};function f(e,t,a){return a.indexOf(e)===t}class h extends s.BasicParser{constructor(){super(...arguments),this.atomParsers={mvhd:async e=>{let t=await this.tokenizer.readToken(new c.MvhdAtom(e));this.metadata.setFormat("creationTime",t.creationTime),this.metadata.setFormat("modificationTime",t.modificationTime)},mdhd:async e=>{let t=await this.tokenizer.readToken(new c.MdhdAtom(e)),a=this.getTrackDescription();a.creationTime=t.creationTime,a.modificationTime=t.modificationTime,a.timeScale=t.timeScale,a.duration=t.duration},chap:async e=>{let t=this.getTrackDescription(),a=[];for(;e>=n.UINT32_BE.len;)a.push(await this.tokenizer.readNumber(n.UINT32_BE)),e-=n.UINT32_BE.len;t.chapterList=a},tkhd:async e=>{let t=await this.tokenizer.readToken(new c.TrackHeaderAtom(e));this.tracks.push(t)},mdat:async e=>{if(this.audioLengthInBytes=e,this.calculateBitRate(),this.options.includeChapters){let t=this.tracks.filter(e=>e.chapterList);if(1===t.length){let a=t[0].chapterList,r=this.tracks.filter(e=>-1!==a.indexOf(e.trackId));if(1===r.length)return this.parseChapterTrack(r[0],t[0],e)}}await this.tokenizer.ignore(e)},ftyp:async e=>{let t=[];for(;e>0;){let a=await this.tokenizer.readToken(c.ftyp);e-=c.ftyp.len;let r=a.type.replace(/\W/g,"");r.length>0&&t.push(r)}d(`ftyp: ${t.join("/")}`);let a=t.filter(f).join("/");this.metadata.setFormat("container",a)},stsd:async e=>{let t=await this.tokenizer.readToken(new c.StsdAtom(e));this.getTrackDescription().soundSampleDescription=t.table.map(e=>this.parseSoundSampleDescription(e))},stsc:async e=>{let t=await this.tokenizer.readToken(new c.StscAtom(e));this.getTrackDescription().sampleToChunkTable=t.entries},stts:async e=>{let t=await this.tokenizer.readToken(new c.SttsAtom(e));this.getTrackDescription().timeToSampleTable=t.entries},stsz:async e=>{let t=await this.tokenizer.readToken(new c.StszAtom(e)),a=this.getTrackDescription();a.sampleSize=t.sampleSize,a.sampleSizeTable=t.entries},stco:async e=>{let t=await this.tokenizer.readToken(new c.StcoAtom(e));this.getTrackDescription().chunkOffsetTable=t.entries},date:async e=>{let t=await this.tokenizer.readToken(new n.StringType(e,"utf-8"));this.addTag("date",t)}}}static read_BE_Integer(e,t){let a=(t?"INT":"UINT")+8*e.length+(e.length>1?"_BE":""),r=n[a];if(!r)throw Error('Token for integer type not found: "'+a+'"');return Number(r.get(e,0))}async parse(){this.tracks=[];let e=this.tokenizer.fileInfo.size;

9for(;!this.tokenizer.fileInfo.size||e>0;){try{let e=await this.tokenizer.peekToken(c.Header);if("\0\0\0\0"===e.name){let e=`Error at offset=${this.tokenizer.position}: box.id=0`;d(e),this.addWarning(e);break}}catch(t){let e=`Error at offset=${this.tokenizer.position}: ${t.message}`;d(e),this.addWarning(e);break}let t=await u.Atom.readAtom(this.tokenizer,(e,t)=>this.handleAtom(e,t),null,e);e-=t.header.length===BigInt(0)?e:Number(t.header.length)}let t=[];this.tracks.forEach(e=>{let a=[];e.soundSampleDescription.forEach(e=>{let t={},r=p[e.dataFormat];if(r?(a.push(r.format),t.codecName=r.format):t.codecName=`<${e.dataFormat}>`,e.description){let{description:a}=e;a.sampleRate>0&&(t.type=l.TrackType.audio,t.audio={samplingFrequency:a.sampleRate,bitDepth:a.sampleSize,channels:a.numAudioChannels})}this.metadata.addStreamInfo(t)}),a.length>=1&&t.push(a.join("/"))}),t.length>0&&this.metadata.setFormat("codec",t.filter(f).join("+"));let a=this.tracks.filter(e=>e.soundSampleDescription.length>=1&&e.soundSampleDescription[0].description&&e.soundSampleDescription[0].description.numAudioChannels>0);if(a.length>=1){let e=a[0];if(e.timeScale>0){let t=e.duration/e.timeScale;this.metadata.setFormat("duration",t)}let t=e.soundSampleDescription[0];if(t.description&&(this.metadata.setFormat("sampleRate",t.description.sampleRate),this.metadata.setFormat("bitsPerSample",t.description.sampleSize),this.metadata.setFormat("numberOfChannels",t.description.numAudioChannels),0===e.timeScale&&e.timeToSampleTable.length>0)){let a=e.timeToSampleTable.map(e=>e.count*e.duration).reduce((e,t)=>e+t)/t.description.sampleRate;this.metadata.setFormat("duration",a)}let r=p[t.dataFormat];r&&this.metadata.setFormat("lossless",!r.lossy),this.calculateBitRate()}}async handleAtom(e,t){if(e.parent)switch(e.parent.header.name){case"ilst":case"<id>":return this.parseMetadataItemData(e)}if(this.atomParsers[e.header.name])return this.atomParsers[e.header.name](t);d(`No parser for atom path=${e.atomPath}, payload-len=${t}, ignoring atom`),await this.tokenizer.ignore(t)}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(m,e,t)}addWarning(e){d("Warning: "+e),this.metadata.addWarning(e)}parseMetadataItemData(e){let t=e.header.name;return e.readAtoms(this.tokenizer,async(e,a)=>{let r=e.getPayloadLength(a);switch(e.header.name){case"data":return this.parseValueAtom(t,e);case"name":case"mean":case"rate":let i=await this.tokenizer.readToken(new c.NameAtom(r));t+=":"+i.name;break;default:let s=await this.tokenizer.readToken(new n.BufferType(r));

9this.addWarning("Unsupported meta-item: "+t+"["+e.header.name+"] => value="+s.toString("hex")+" ascii="+s.toString("ascii"))}},e.getPayloadLength(0))}async parseValueAtom(e,t){let a=await this.tokenizer.readToken(new c.DataAtom(Number(t.header.length)-c.Header.len));if(0!==a.type.set)throw Error("Unsupported type-set != 0: "+a.type.set);switch(a.type.type){case 0:switch(e){case"trkn":case"disk":let i=n.UINT8.get(a.value,3),s=n.UINT8.get(a.value,5);this.addTag(e,i+"/"+s);break;case"gnre":let l=n.UINT8.get(a.value,1),u=o.Genres[l-1];this.addTag(e,u);break;case"rate":let m=a.value.toString("ascii");this.addTag(e,m);break;default:d("unknown proprietary value type for: "+t.atomPath)}break;case 1:case 18:this.addTag(e,a.value.toString("utf-8"));break;case 13:if(this.options.skipCovers)break;this.addTag(e,{format:"image/jpeg",data:r.from(a.value)});break;case 14:if(this.options.skipCovers)break;this.addTag(e,{format:"image/png",data:r.from(a.value)});break;case 21:this.addTag(e,h.read_BE_Integer(a.value,!0));break;case 22:this.addTag(e,h.read_BE_Integer(a.value,!1));break;case 65:this.addTag(e,a.value.readInt8(0));break;case 66:this.addTag(e,a.value.readInt16BE(0));break;case 67:this.addTag(e,a.value.readInt32BE(0));break;default:this.addWarning(`atom key=${e}, has unknown well-known-type (data-type): ${a.type.type}`)}}parseSoundSampleDescription(e){let t={dataFormat:e.dataFormat,dataReferenceIndex:e.dataReferenceIndex},a=0,r=c.SoundSampleDescriptionVersion.get(e.description,a);return a+=c.SoundSampleDescriptionVersion.len,0===r.version||1===r.version?t.description=c.SoundSampleDescriptionV0.get(e.description,a):d(`Warning: sound-sample-description ${r} not implemented`),t}async parseChapterTrack(e,t,a){if(!e.sampleSize&&e.chunkOffsetTable.length!==e.sampleSizeTable.length)throw Error("Expected equal chunk-offset-table & sample-size-table length.");let r=[];for(let i=0;i<e.chunkOffsetTable.length&&a>0;++i){let n=e.chunkOffsetTable[i]-this.tokenizer.position,s=e.sampleSize>0?e.sampleSize:e.sampleSizeTable[i];if((a-=n+s)<0)throw Error("Chapter chunk exceeding token length");await this.tokenizer.ignore(n);let o=await this.tokenizer.readToken(new c.ChapterText(s));d(`Chapter ${i+1}: ${o}`);let l={title:o,sampleOffset:this.findSampleOffset(t,this.tokenizer.position)};d(`Chapter title=${l.title}, offset=${l.sampleOffset}/${this.tracks[0].duration}`),r.push(l)}this.metadata.setFormat("chapters",r),await this.tokenizer.ignore(a)}findSampleOffset(e,t){let a=0;e.timeToSampleTable.forEach(e=>{a+=e.count*e.duration}),d(`Total duration=${a}`);let r=0;for(;r<e.chunkOffsetTable.length&&e.chunkOffsetTable[r]<t;)++r;return this.getChunkDuration(r+1,e)}getChunkDuration(e,t){let a=0,r=t.timeToSampleTable[a].count,i=t.timeToSampleTable[a].duration,n=1,s=this.getSamplesPerChunk(n,t.sampleToChunkTable),o=0;for(;n<e;){let e=Math.min(r,s);o+=e*i,r-=e,0==(s-=e)?(++n,s=this.getSamplesPerChunk(n,t.sampleToChunkTable)):(++a,r=t.timeToSampleTable[a].count,i=t.timeToSampleTable[a].duration)}return o}getSamplesPerChunk(e,t){for(let a=0;a<t.length-1;++a)if(e>=t[a].firstChunk&&e<t[a+1].firstChunk)return t[a].samplesPerChunk;return t[t.length-1].samplesPerChunk}}t.MP4Parser=h},3641:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.MP4TagMapper=t.tagType=void 0;let r=a(61228),i={"\xa9nam":"title","\xa9ART":"artist",aART:"albumartist","----:com.apple.iTunes:Band":"albumartist","\xa9alb":"album","\xa9day":"date","\xa9cmt":"comment","\xa9com":"comment",trkn:"track",disk:"disk","\xa9gen":"genre",covr:"picture","\xa9wrt":"composer","\xa9lyr":"lyrics",soal:"albumsort",sonm:"titlesort",soar:"artistsort",soaa:"albumartistsort",soco:"composersort","----:com.apple.iTunes:LYRICIST":"lyricist","----:com.apple.iTunes:CONDUCTOR":"conductor","----:com.apple.iTunes:REMIXER":"remixer","----:com.apple.iTunes:ENGINEER":"engineer","----:com.apple.iTunes:PRODUCER":"producer","----:com.apple.iTunes:DJMIXER":"djmixer","----:com.apple.iTunes:MIXER":"mixer","----:com.apple.iTunes:LABEL":"label","\xa9grp":"grouping","----:com.apple.iTunes:SUBTITLE":"subtitle","----:com.apple.iTunes:DISCSUBTITLE":"discsubtitle",cpil:"compilation",tmpo:"bpm","----:com.apple.iTunes:MOOD":"mood","----:com.apple.iTunes:MEDIA":"media","----:com.apple.iTunes:CATALOGNUMBER":"catalognumber",tvsh:"tvShow",tvsn:"tvSeason",tves:"tvEpisode",sosn:"tvShowSort",tven:"tvEpisodeId",tvnn:"tvNetwork",pcst:"podcast",purl:"podcasturl","----:com.apple.iTunes:MusicBrainz Album Status":"releasestatus","----:com.apple.iTunes:MusicBrainz Album Type":"releasetype","----:com.apple.iTunes:MusicBrainz Album Release Country":"releasecountry","----:com.apple.iTunes:SCRIPT":"script","----:com.apple.iTunes:LANGUAGE":"language",cprt:"copyright","\xa9cpy":"copyright","----:com.apple.iTunes:LICENSE":"license","\xa9too":"encodedby",pgap:"gapless","----:com.apple.iTunes:BARCODE":"barcode","----:com.apple.iTunes:ISRC":"isrc","----:com.apple.iTunes:ASIN":"asin","----:com.apple.iTunes:NOTES":"comment","----:com.apple.iTunes:MusicBrainz Track Id":"musicbrainz_recordingid","----:com.apple.iTunes:MusicBrainz Release Track Id":"musicbrainz_trackid","----:com.apple.iTunes:MusicBrainz Album Id":"musicbrainz_albumid","----:com.apple.iTunes:MusicBrainz Artist Id":"musicbrainz_artistid","----:com.apple.iTunes:MusicBrainz Album Artist Id":"musicbrainz_albumartistid","----:com.apple.iTunes:MusicBrainz Release Group Id":"musicbrainz_releasegroupid","----:com.apple.iTunes:MusicBrainz Work Id":"musicbrainz_workid","----:com.apple.iTunes:MusicBrainz TRM Id":"musicbrainz_trmid","----:com.apple.iTunes:MusicBrainz Disc Id":"musicbrainz_discid","----:com.apple.iTunes:Acoustid Id":"acoustid_id","----:com.apple.iTunes:Acoustid Fingerprint":"acoustid_fingerprint","----:com.apple.iTunes:MusicIP 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:"longDescription","\xa9mvn":"movement","\xa9mvi":"movementIndex","\xa9mvc":"movementTotal","\xa9wrk":"work",catg:"category",egid:"podcastId",hdvd:"hdVideo",keyw:"keywords",shwm:"showMovement",stik:"stik",rate:"rating"};t.tagType="iTunes";class n extends r.CaseInsensitiveTagMap{constructor(){super([t.tagType],i)}postMap(e,t){"rate"===e.id&&(e.value={source:void 0,rating:parseFloat(e.value)/100})}}t.MP4TagMapper=n},33074:function(e,t,a){"use strict";

9Object.defineProperty(t,"__esModule",{value:!0}),t.ExtendedLameHeader=void 0;let r=a(31237),i=a(20353),n=a(64525);t.ExtendedLameHeader={len:27,get:(e,t)=>{let a=r.UINT32_BE.get(e,t+2);return{revision:i.getBitAllignedNumber(e,t,0,4),vbr_method:i.getBitAllignedNumber(e,t,4,4),lowpass_filter:100*r.UINT8.get(e,t+1),track_peak:0===a?void 0:a/8388608,track_gain:n.ReplayGain.get(e,6),album_gain:n.ReplayGain.get(e,8),music_length:r.UINT32_BE.get(e,t+20),music_crc:r.UINT8.get(e,t+24),header_crc:r.UINT16_BE.get(e,t+24)}}}},69051:function(e,t,a){"use strict";var r=a(96138).Buffer;Object.defineProperty(t,"__esModule",{value:!0}),t.MpegParser=void 0;let i=a(31237),n=a(14947),s=a(75588),o=a(20353),l=a(10766),u=a(60104),c=(0,s.default)("music-metadata:parser:mpeg"),d=1024,m=["AAC Main","AAC LC","AAC SSR","AAC LTP"],p=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350,void 0,void 0,-1],f=[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 h{constructor(e,t){this.versionIndex=o.getBitAllignedNumber(e,t+1,3,2),this.layer=h.LayerDescription[o.getBitAllignedNumber(e,t+1,5,2)],this.versionIndex>1&&0===this.layer?this.parseAdtsHeader(e,t):this.parseMpegHeader(e,t),this.isProtectedByCRC=!o.isBitSet(e,t+1,7)}calcDuration(e){return e*this.calcSamplesPerFrame()/this.samplingRate}calcSamplesPerFrame(){return h.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=o.getBitAllignedNumber(e,t+2,0,4),this.sampRateFreqIndex=o.getBitAllignedNumber(e,t+2,4,2),this.padding=o.isBitSet(e,t+2,6),this.privateBit=o.isBitSet(e,t+2,7),this.channelModeIndex=o.getBitAllignedNumber(e,t+3,0,2),this.modeExtension=o.getBitAllignedNumber(e,t+3,2,2),this.isCopyrighted=o.isBitSet(e,t+3,4),this.isOriginalMedia=o.isBitSet(e,t+3,5),this.emphasis=o.getBitAllignedNumber(e,t+3,7,2),this.version=h.VersionID[this.versionIndex],this.channelMode=h.ChannelMode[this.channelModeIndex],this.codec=`MPEG ${this.version} Layer ${this.layer}`;let a=this.calcBitrate();if(!a)throw Error("Cannot determine bit-rate");if(this.bitrate=1e3*a,this.samplingRate=this.calcSamplingRate(),null==this.samplingRate)throw Error("Cannot determine sampling-rate")}parseAdtsHeader(e,t){c("layer=0 => ADTS"),this.version=2===this.versionIndex?4:2,this.container="ADTS/MPEG-"+this.version;let a=o.getBitAllignedNumber(e,t+2,0,2);this.codec="AAC",this.codecProfile=m[a],c(`MPEG-4 audio-codec=${this.codec}`);let r=o.getBitAllignedNumber(e,t+2,2,4);this.samplingRate=p[r],c(`sampling-rate=${this.samplingRate}`);let i=o.getBitAllignedNumber(e,t+2,7,3);this.mp4ChannelConfig=f[i],c(`channel-config=${this.mp4ChannelConfig.join("+")}`),this.frameLength=o.getBitAllignedNumber(e,t+3,6,2)<<11}calcBitrate(){if(0===this.bitrateIndex||15===this.bitrateIndex)return;let e=`${Math.floor(this.version)}${this.layer}`;return h.bitrate_index[this.bitrateIndex][e]}calcSamplingRate(){return 3===this.sampRateFreqIndex?null:h.sampling_rate_freq_index[this.version][this.sampRateFreqIndex]}}h.SyncByte1=255,h.SyncByte2=224,h.VersionID=[2.5,null,2,1],h.LayerDescription=[0,3,2,1],h.ChannelMode=["stereo","joint_stereo","dual_channel","mono"],h.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}},h.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}},h.samplesInFrameTable=[[0,384,1152,1152],[0,384,1152,576]];let g={len:4,get:(e,t)=>new h(e,t)};function b(e){return"V"+Math.floor((100-e)/10)}class T extends l.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=r.alloc(4),this.syncPeek={buf:r.alloc(d),len:0}}async postId3v2Parse(){this.metadata.setFormat("lossless",!1);try{let e=!1;for(;!e;)await this.sync(),e=await this.parseCommonMpegHeader()}catch(e){if(e instanceof n.EndOfStreamError){if(c("End-of-stream"),this.calculateEofDuration){let e=this.frameCount*this.samplesPerFrame;this.metadata.setFormat("numberOfSamples",e);let t=e/this.metadata.format.sampleRate;c(`Calculate duration at EOF: ${t} sec.`,t),this.metadata.setFormat("duration",t)}}else throw e}}finalize(){let e=this.metadata.format,t=this.metadata.native.hasOwnProperty("ID3v1");if(e.duration&&this.tokenizer.fileInfo.size){let a=this.tokenizer.fileInfo.size-this.mpegOffset-(t?128:0);e.codecProfile&&"V"===e.codecProfile[0]&&this.metadata.setFormat("bitrate",8*a/e.duration)}else if(this.tokenizer.fileInfo.size&&"CBR"===e.codecProfile){let a=Math.round((this.tokenizer.fileInfo.size-this.mpegOffset-(t?128:0))/this.frame_size)*this.samplesPerFrame;this.metadata.setFormat("numberOfSamples",a);let r=a/e.sampleRate;c("Calculate CBR duration based on file size: %s",r),this.metadata.setFormat("duration",r)}}async sync(){let e=!1;for(;;){let t=0;if(this.syncPeek.len=await this.tokenizer.peekBuffer(this.syncPeek.buf,{length:d,mayBeLess:!0}),this.syncPeek.len<=163)throw new n.EndOfStreamError;for(;;){if(e&&(224&this.syncPeek.buf[t])==224){this.buf_frame_header[0]=h.SyncByte1,this.buf_frame_header[1]=this.syncPeek.buf[t],await this.tokenizer.ignore(t),c(`Sync at offset=${this.tokenizer.position-1}, frameCount=${this.frameCount}`),this.syncFrameCount===this.frameCount&&(c(`Re-synced MPEG stream, frameCount=${this.frameCount}`),this.frameCount=0,this.frame_size=0),this.syncFrameCount=this.frameCount;return}if(e=!1,-1===(t=this.syncPeek.buf.indexOf(h.SyncByte1,t))){if(this.syncPeek.len<this.syncPeek.buf.length)throw new n.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=g.get(this.buf_frame_header,0)}catch(e){return await this.tokenizer.ignore(1),this.metadata.addWarning("Parse error: "+e.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&&c("offset=%s MP%s bitrate=%s sample-rate=%s",this.tokenizer.position-4,e.layer,e.bitrate,e.samplingRate);let t=e.calcSlotSize();if(null===t)throw Error("invalid slot_size");

9let a=e.calcSamplesPerFrame();c(`samples_per_frame=${a}`);let r=a/8*e.bitrate/e.samplingRate+(e.padding?t:0);if(this.frame_size=Math.floor(r),this.audioFrameHeader=e,this.bitrates.push(e.bitrate),1===this.frameCount)return this.offset=g.len,await this.skipSideInformation(),!1;if(3===this.frameCount){if(this.areAllSame(this.bitrates)){if(this.samplesPerFrame=a,this.metadata.setFormat("codecProfile","CBR"),this.tokenizer.fileInfo.size)return!0}else if(this.metadata.format.duration)return!0;if(!this.options.duration)return!0}return(this.options.duration&&4===this.frameCount&&(this.samplesPerFrame=a,this.calculateEofDuration=!0),this.offset=4,e.isProtectedByCRC)?await this.parseCrc():await this.skipSideInformation(),!1}async parseAdts(e){let t=r.alloc(3);await this.tokenizer.readBuffer(t),e.frameLength+=o.getBitAllignedNumber(t,0,0,11),this.totalDataLength+=e.frameLength,this.samplesPerFrame=1024;let a=e.samplingRate/this.samplesPerFrame,i=8*(0===this.frameCount?0:this.totalDataLength/this.frameCount)*a+.5;if(this.metadata.setFormat("bitrate",i),c(`frame-count=${this.frameCount}, size=${e.frameLength} bytes, bit-rate=${i}`),await this.tokenizer.ignore(e.frameLength>7?e.frameLength-7:1),3===this.frameCount){if(this.metadata.setFormat("codecProfile",e.codecProfile),e.mp4ChannelConfig&&this.metadata.setFormat("numberOfChannels",e.mp4ChannelConfig.length),!this.options.duration)return!0;this.calculateEofDuration=!0}return!1}async parseCrc(){return this.crc=await this.tokenizer.readNumber(i.INT16_BE),this.offset+=2,this.skipSideInformation()}async skipSideInformation(){let e=this.audioFrameHeader.calculateSideInfoLength();await this.tokenizer.readToken(new i.Uint8ArrayType(e)),this.offset+=e,await this.readXtraInfoHeader()}async readXtraInfoHeader(){let e=await this.tokenizer.readToken(u.InfoTagHeaderTag);switch(this.offset+=u.InfoTagHeaderTag.len,e){case"Info":return this.metadata.setFormat("codecProfile","CBR"),this.readXingInfoHeader();case"Xing":let t=b((await this.readXingInfoHeader()).vbrScale);return this.metadata.setFormat("codecProfile",t),null;case"Xtra":break;case"LAME":let a=await this.tokenizer.readToken(u.LameEncoderVersion);if(this.frame_size>=this.offset+u.LameEncoderVersion.len)return this.offset+=u.LameEncoderVersion.len,this.metadata.setFormat("tool","LAME "+a),await this.skipFrameData(this.frame_size-this.offset),null;this.metadata.addWarning("Corrupt LAME header")}let r=this.frame_size-this.offset;return r<0?this.metadata.addWarning("Frame "+this.frameCount+"corrupt: negative frameDataLeft"):await this.skipFrameData(r),null}async readXingInfoHeader(){let e=this.tokenizer.position,t=await (0,u.readXingHeader)(this.tokenizer);if(this.offset+=this.tokenizer.position-e,t.lame&&(this.metadata.setFormat("tool","LAME "+o.stripNulls(t.lame.version)),t.lame.extended&&(this.metadata.setFormat("trackPeakLevel",t.lame.extended.track_peak),t.lame.extended.track_gain&&this.metadata.setFormat("trackGain",t.lame.extended.track_gain.adjustment),t.lame.extended.album_gain&&this.metadata.setFormat("albumGain",t.lame.extended.album_gain.adjustment),this.metadata.setFormat("duration",t.lame.extended.music_length/1e3))),t.streamSize){let e=this.audioFrameHeader.calcDuration(t.numFrames);return this.metadata.setFormat("duration",e),c("Get duration from Xing header: %s",this.metadata.format.duration),t}let a=this.frame_size-this.offset;return await this.skipFrameData(a),t}async skipFrameData(e){if(e<0)throw Error("frame-data-left cannot be negative");await this.tokenizer.ignore(e),this.countSkipFrameData+=e}areAllSame(e){let t=e[0];return e.every(e=>e===t)}}t.MpegParser=T},64525:function(e,t,a){"use strict";var r,i;Object.defineProperty(t,"__esModule",{value:!0}),t.ReplayGain=void 0;let n=a(20353);!function(e){e[e.not_set=0]="not_set",e[e.radio=1]="radio",e[e.audiophile=2]="audiophile"}(r||(r={})),function(e){e[e.unspecified=0]="unspecified",e[e.engineer=1]="engineer",e[e.user=2]="user",e[e.automatic=3]="automatic",e[e.rms_average=4]="rms_average"}(i||(i={})),t.ReplayGain={len:2,get:(e,t)=>{let a=n.getBitAllignedNumber(e,t,0,3),r=n.getBitAllignedNumber(e,t,6,1),i=n.getBitAllignedNumber(e,t,7,9)/10;if(a>0)return{type:n.getBitAllignedNumber(e,t,0,3),origin:n.getBitAllignedNumber(e,t,3,3),adjustment:r?-i:i}}}},60104:function(e,t,a){"use strict";var r=a(96138).Buffer;

9Object.defineProperty(t,"__esModule",{value:!0}),t.readXingHeader=t.XingHeaderFlags=t.LameEncoderVersion=t.InfoTagHeaderTag=void 0;let i=a(31237),n=a(20353),s=a(33074);async function o(e){let a=await e.readToken(t.XingHeaderFlags),n={};if(a.frames&&(n.numFrames=await e.readToken(i.UINT32_BE)),a.bytes&&(n.streamSize=await e.readToken(i.UINT32_BE)),a.toc&&(n.toc=r.alloc(100),await e.readBuffer(n.toc)),a.vbrScale&&(n.vbrScale=await e.readToken(i.UINT32_BE)),"LAME"===await e.peekToken(new i.StringType(4,"ascii"))&&(await e.ignore(4),n.lame={version:await e.readToken(new i.StringType(5,"ascii"))},n.lame.version.match(/\d+.\d+/g))){let t=n.lame.version.match(/\d+.\d+/g)[0].split(".").map(e=>parseInt(e,10));t[0]>=3&&t[1]>=90&&(n.lame.extended=await e.readToken(s.ExtendedLameHeader))}return n}t.InfoTagHeaderTag=new i.StringType(4,"ascii"),t.LameEncoderVersion=new i.StringType(6,"ascii"),t.XingHeaderFlags={len:4,get:(e,t)=>({frames:n.isBitSet(e,t,31),bytes:n.isBitSet(e,t,30),toc:n.isBitSet(e,t,29),vbrScale:n.isBitSet(e,t,28)})},t.readXingHeader=o},2579:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0});let r=a(75588),i=a(31237),n=a(10766),s=a(80886),o=a(87956),l=(0,r.default)("music-metadata:parser:musepack");class u extends n.AbstractID3Parser{async postId3v2Parse(){let e;switch(await this.tokenizer.peekToken(new i.StringType(3,"binary"))){case"MP+":l("Musepack stream-version 7"),e=new o.MpcSv7Parser;break;case"MPC":l("Musepack stream-version 8"),e=new s.MpcSv8Parser;break;default:throw Error("Invalid Musepack signature prefix")}return e.init(this.metadata,this.tokenizer,this.options),e.parse()}}t.default=u},31909:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.BitReader=void 0;let r=a(31237);class i{constructor(e){this.tokenizer=e,this.pos=0,this.dword=void 0}async read(e){for(;void 0===this.dword;)this.dword=await this.tokenizer.readToken(r.UINT32_LE);let t=this.dword;return(this.pos+=e,this.pos<32)?(t>>>=32-this.pos)&(1<<e)-1:((this.pos-=32,0===this.pos)?this.dword=void 0:(this.dword=await this.tokenizer.readToken(r.UINT32_LE),this.pos&&(t<<=this.pos,t|=this.dword>>>32-this.pos)),t&(1<<e)-1)}async ignore(e){if(this.pos>0){let t=32-this.pos;this.dword=void 0,e-=t,this.pos=0}let t=e%32,a=(e-t)/32;return await this.tokenizer.ignore(4*a),this.read(t)}}t.BitReader=i},87956:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.MpcSv7Parser=void 0;let r=a(75588),i=a(46837),n=a(16346),s=a(31909),o=a(56561),l=(0,r.default)("music-metadata:parser:musepack");class u extends i.BasicParser{constructor(){super(...arguments),this.audioLength=0}async parse(){let e=await this.tokenizer.readToken(o.Header);if("MP+"!==e.signature)throw Error("Unexpected magic number");l(`stream-version=${e.streamMajorVersion}.${e.streamMinorVersion}`),this.metadata.setFormat("container","Musepack, SV7"),this.metadata.setFormat("sampleRate",e.sampleFrequency);let t=1152*(e.frameCount-1)+e.lastFrameLength;this.metadata.setFormat("numberOfSamples",t),this.duration=t/e.sampleFrequency,this.metadata.setFormat("duration",this.duration),this.bitreader=new s.BitReader(this.tokenizer),this.metadata.setFormat("numberOfChannels",e.midSideStereo||e.intensityStereo?2:1);let a=await this.bitreader.read(8);return this.metadata.setFormat("codec",(a/100).toFixed(2)),await this.skipAudioData(e.frameCount),l(`End of audio stream, switching to APEv2, offset=${this.tokenizer.position}`),n.APEv2Parser.tryParseApeHeader(this.metadata,this.tokenizer,this.options)}async skipAudioData(e){for(;e-- >0;){let e=await this.bitreader.read(20);this.audioLength+=20+e,await this.bitreader.ignore(e)}let t=await this.bitreader.read(11);this.audioLength+=t,this.metadata.setFormat("bitrate",this.audioLength/this.duration)}}t.MpcSv7Parser=u},56561:function(e,t,a){"use strict";var r=a(96138).Buffer;Object.defineProperty(t,"__esModule",{value:!0}),t.Header=void 0;let i=a(31237),n=a(20353);t.Header={len:24,get:(e,t)=>{let a={signature:r.from(e).toString("latin1",t,t+3),streamMinorVersion:n.getBitAllignedNumber(e,t+3,0,4),streamMajorVersion:n.getBitAllignedNumber(e,t+3,4,4),frameCount:i.UINT32_LE.get(e,t+4),maxLevel:i.UINT16_LE.get(e,t+8),sampleFrequency:[44100,48e3,37800,32e3][n.getBitAllignedNumber(e,t+10,0,2)],link:n.getBitAllignedNumber(e,t+10,2,2),profile:n.getBitAllignedNumber(e,t+10,4,4),maxBand:n.getBitAllignedNumber(e,t+11,0,6),intensityStereo:n.isBitSet(e,t+11,6),midSide

9Stereo:n.isBitSet(e,t+11,7),titlePeak:i.UINT16_LE.get(e,t+12),titleGain:i.UINT16_LE.get(e,t+14),albumPeak:i.UINT16_LE.get(e,t+16),albumGain:i.UINT16_LE.get(e,t+18),lastFrameLength:i.UINT32_LE.get(e,t+20)>>>20&2047,trueGapless:n.isBitSet(e,t+23,0)};return a.lastFrameLength=a.trueGapless?i.UINT32_LE.get(e,20)>>>20&2047:0,a}}},80886:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.MpcSv8Parser=void 0;let r=a(75588),i=a(46837),n=a(16346),s=a(68809),o=a(88389),l=(0,r.default)("music-metadata:parser:musepack");class u extends i.BasicParser{constructor(){super(...arguments),this.audioLength=0}async parse(){if("MPCK"!==await this.tokenizer.readToken(s.FourCcToken))throw Error("Invalid Magic number");return this.metadata.setFormat("container","Musepack, SV8"),this.parsePacket()}async parsePacket(){let e=new o.StreamReader(this.tokenizer);for(;;){let t=await e.readPacketHeader();switch(l(`packet-header key=${t.key}, payloadLength=${t.payloadLength}`),t.key){case"SH":let a=await e.readStreamHeader(t.payloadLength);this.metadata.setFormat("numberOfSamples",a.sampleCount),this.metadata.setFormat("sampleRate",a.sampleFrequency),this.metadata.setFormat("duration",a.sampleCount/a.sampleFrequency),this.metadata.setFormat("numberOfChannels",a.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),n.APEv2Parser.tryParseApeHeader(this.metadata,this.tokenizer,this.options);default:throw Error(`Unexpected header: ${t.key}`)}}}}t.MpcSv8Parser=u},88389:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.StreamReader=void 0;let r=a(31237),i=a(75588),n=a(20353),s=(0,i.default)("music-metadata:parser:musepack:sv8"),o=new r.StringType(2,"binary"),l={len:5,get:(e,t)=>({crc:r.UINT32_LE.get(e,t),streamVersion:r.UINT8.get(e,t+4)})},u={len:2,get:(e,t)=>({sampleFrequency:[44100,48e3,37800,32e3][n.getBitAllignedNumber(e,t,0,3)],maxUsedBands:n.getBitAllignedNumber(e,t,3,5),channelCount:n.getBitAllignedNumber(e,t+1,0,4)+1,msUsed:n.isBitSet(e,t+1,4),audioBlockFrames:n.getBitAllignedNumber(e,t+1,5,3)})};class c{constructor(e){this.tokenizer=e}async readPacketHeader(){let e=await this.tokenizer.readToken(o),t=await this.readVariableSizeField();return{key:e,payloadLength:t.value-2-t.len}}async readStreamHeader(e){let t={};s(`Reading SH at offset=${this.tokenizer.position}`);let a=await this.tokenizer.readToken(l);e-=l.len,Object.assign(t,a),s(`SH.streamVersion = ${a.streamVersion}`);let r=await this.readVariableSizeField();e-=r.len,t.sampleCount=r.value;let i=await this.readVariableSizeField();e-=i.len,t.beginningOfSilence=i.value;let n=await this.tokenizer.readToken(u);return e-=u.len,Object.assign(t,n),await this.tokenizer.ignore(e),t}async readVariableSizeField(e=1,t=0){let a=await this.tokenizer.readNumber(r.UINT8);return(128&a)==0?{len:e,value:t+a}:(a&=127,a+=t,this.readVariableSizeField(e+1,a<<7))}}t.StreamReader=c},84519:function(e,t,a){"use strict";var r=a(96138).Buffer;Object.defineProperty(t,"__esModule",{value:!0}),t.OggParser=t.SegmentTable=void 0;let i=a(31237),n=a(14947),s=a(75588),o=a(20353),l=a(68809),u=a(46837),c=a(59005),d=a(35197),m=a(85103),p=a(60620),f=(0,s.default)("music-metadata:parser:ogg");class h{static sum(e,t,a){let r=0;for(let i=t;i<t+a;++i)r+=e[i];return r}constructor(e){this.len=e.page_segments}get(e,t){return{totalPageSize:h.sum(e,t,this.len)}}}t.SegmentTable=h;class g extends u.BasicParser{async parse(){f("pos=%s, parsePage()",this.tokenizer.position);try{let e;do{if(e=await this.tokenizer.readToken(g.Header),"OggS"!==e.capturePattern)throw Error("Invalid Ogg capture pattern");this.metadata.setFormat("container","Ogg"),this.header=e,this.pageNumber=e.pageSequenceNo,f("page#=%s, Ogg.id=%s",e.pageSequenceNo,e.capturePattern);let t=await this.tokenizer.readToken(new h(e));f("totalPageSize=%s",t.totalPageSize);let a=await this.tokenizer.readToken(new i.Uint8ArrayType(t.totalPageSize));if(f("firstPage=%s, lastPage=%s, continued=%s",e.headerType.firstPage,e.headerType.lastPage,e.headerType.continued),e.headerType.firstPage){let e=new i.StringType(7,"ascii").get(r.from(a),0);switch(e){case"\x01vorbis":f("Set page consumer to Ogg/Vorbis"),this.pageConsumer=new c.VorbisParser(this.metadata,this.options);break;case"OpusHea":f("Set page consumer to Ogg/Opus"),this.pageConsumer=new d.OpusParser(this.metadata,this.options,this.tokenizer);break;case"Speex  ":f("Set page consumer to Ogg/Speex"),this.pageConsumer=new m.SpeexParser(this.metadata,this.options,this.tokenizer);break;case"fishead":case"\0theora":f("Set page consumer to Ogg/Theora"),this.pageConsumer=new p.TheoraParser(this.metadata,this.options,this.tokenizer);break;default:throw Error("gg audio-codec not recognized (id="+e+")")}}this.pageConsumer.parsePage(e,a)}while(!e.headerType.lastPage)}catch(e){if(e instanceof n.EndOfStreamError)this.metadata.addWarning("Last OGG-page is not marked with last-page flag"),f("End-of-stream"),this.metadata.addWarning("Last OGG-page is not marked with last-page flag"),this.header&&this.pageConsumer.calculateDuration(this.header);else if(e.message.startsWith("FourCC"))this.pageNumber>0&&(this.metadata.addWarning("Invalid FourCC ID, maybe last OGG-page is not marked with last-page flag"),this.pageConsumer.flush());else throw e}}}g.Header={len:27,get:(e,t)=>({capturePattern:l.FourCcToken.get(e,t),version:i.UINT8.get(e,t+4),headerType:{continued:o.getBit(e,t+5,0),firstPage:o.getBit(e,t+5,1),lastPage:o.getBit(e,t+5,2)},absoluteGranulePosition:Number(i.UINT64_LE.get(e,t+6)),streamSerialNumber:i.UINT32_LE.get(e,t+14),pageSequenceNo:i.UINT32_LE.get(e,t+18),pageChecksum:i.UINT32_LE.get(e,t+22),page_segments:i.UINT8.get(e,t+26)})},t.OggParser=g},12855:function(e,t,a){"use strict";

9Object.defineProperty(t,"__esModule",{value:!0}),t.IdHeader=void 0;let r=a(31237);class i{constructor(e){if(this.len=e,e<19)throw Error("ID-header-page 0 should be at least 19 bytes long")}get(e,t){return{magicSignature:new r.StringType(8,"ascii").get(e,t+0),version:e.readUInt8(t+8),channelCount:e.readUInt8(t+9),preSkip:e.readInt16LE(t+10),inputSampleRate:e.readInt32LE(t+12),outputGain:e.readInt16LE(t+16),channelMapping:e.readUInt8(t+18)}}}t.IdHeader=i},35197:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.OpusParser=void 0;let r=a(31237),i=a(59005),n=a(12855);class s extends i.VorbisParser{constructor(e,t,a){super(e,t),this.tokenizer=a,this.lastPos=-1}parseFirstPage(e,t){if(this.metadata.setFormat("codec","Opus"),this.idHeader=new n.IdHeader(t.length).get(t,0),"OpusHead"!==this.idHeader.magicSignature)throw Error("Illegal ogg/Opus magic-signature");this.metadata.setFormat("sampleRate",this.idHeader.inputSampleRate),this.metadata.setFormat("numberOfChannels",this.idHeader.channelCount)}parseFullPage(e){"OpusTags"===new r.StringType(8,"ascii").get(e,0)&&(this.parseUserCommentList(e,8),this.lastPos=this.tokenizer.position-e.length)}calculateDuration(e){if(this.metadata.format.sampleRate&&e.absoluteGranulePosition>=0){let t=e.absoluteGranulePosition-this.idHeader.preSkip;if(this.metadata.setFormat("numberOfSamples",t),this.metadata.setFormat("duration",t/48e3),-1!==this.lastPos&&this.tokenizer.fileInfo.size&&this.metadata.format.duration){let e=this.tokenizer.fileInfo.size-this.lastPos;this.metadata.setFormat("bitrate",8*e/this.metadata.format.duration)}}}}t.OpusParser=s},24028:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.Header=void 0;let r=a(31237),i=a(20353);t.Header={len:80,get:(e,t)=>({speex:new r.StringType(8,"ascii").get(e,t+0),version:i.trimRightNull(new r.StringType(20,"ascii").get(e,t+8)),version_id:e.readInt32LE(t+28),header_size:e.readInt32LE(t+32),rate:e.readInt32LE(t+36),mode:e.readInt32LE(t+40),mode_bitstream_version:e.readInt32LE(t+44),nb_channels:e.readInt32LE(t+48),bitrate:e.readInt32LE(t+52),frame_size:e.readInt32LE(t+56),vbr:e.readInt32LE(t+60),frames_per_packet:e.readInt32LE(t+64),extra_headers:e.readInt32LE(t+68),reserved1:e.readInt32LE(t+72),reserved2:e.readInt32LE(t+76)})}},85103:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.SpeexParser=void 0;let r=a(75588),i=a(59005),n=a(24028),s=(0,r.default)("music-metadata:parser:ogg:speex");class o extends i.VorbisParser{constructor(e,t,a){super(e,t),this.tokenizer=a}parseFirstPage(e,t){s("First Ogg/Speex page");let a=n.Header.get(t,0);this.metadata.setFormat("codec",`Speex ${a.version}`),this.metadata.setFormat("numberOfChannels",a.nb_channels),this.metadata.setFormat("sampleRate",a.rate),-1!==a.bitrate&&this.metadata.setFormat("bitrate",a.bitrate)}}t.SpeexParser=o},23281:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.IdentificationHeader=void 0;let r=a(31237);t.IdentificationHeader={len:42,get:(e,t)=>({id:new r.StringType(7,"ascii").get(e,t),vmaj:e.readUInt8(t+7),vmin:e.readUInt8(t+8),vrev:e.readUInt8(t+9),vmbw:e.readUInt16BE(t+10),vmbh:e.readUInt16BE(t+17),nombr:r.UINT24_BE.get(e,t+37),nqual:e.readUInt8(t+40)})}},60620:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.TheoraParser=void 0;let r=a(75588),i=a(23281),n=(0,r.default)("music-metadata:parser:ogg:theora");class s{constructor(e,t,a){this.metadata=e,this.tokenizer=a}parsePage(e,t){e.headerType.firstPage&&this.parseFirstPage(e,t)}flush(){n("flush")}calculateDuration(e){n("duration calculation not implemented")}parseFirstPage(e,t){n("First Ogg/Theora page"),this.metadata.setFormat("codec","Theora");let a=i.IdentificationHeader.get(t,0);this.metadata.setFormat("bitrate",a.nombr)}}t.TheoraParser=s},6922:function(e,t,a){"use strict";var r=a(96138).Buffer;Object.defineProperty(t,"__esModule",{value:!0}),t.IdentificationHeader=t.CommonHeader=t.VorbisPictureToken=void 0;let i=a(31237),n=a(35670);class s{static fromBase64(e){return this.fromBuffer(r.from(e,"base64"))}static fromBuffer(e){return new s(e.length).get(e,0)}constructor(e){this.len=e}get(e,t){let a=n.AttachedPictureType[i.UINT32_BE.get(e,t)],s=i.UINT32_BE.get(e,t+=4),o=e.toString("utf-8",t+=4,t+s),l=i.UINT32_BE.get(e,t+=s),u=e.toString("utf-8",t+=4,t+l),c=i.UINT32_BE.get(e,t+=l),d=i.U

9INT32_BE.get(e,t+=4),m=i.UINT32_BE.get(e,t+=4),p=i.UINT32_BE.get(e,t+=4),f=i.UINT32_BE.get(e,t+=4);return{type:a,format:o,description:u,width:c,height:d,colour_depth:m,indexed_color:p,data:r.from(e.slice(t+=4,t+f))}}}t.VorbisPictureToken=s,t.CommonHeader={len:7,get:(e,t)=>({packetType:e.readUInt8(t),vorbis:new i.StringType(6,"ascii").get(e,t+1)})},t.IdentificationHeader={len:23,get:(e,t)=>{let a=new DataView(e.buffer,e.byteOffset);return{version:a.getUint32(t+0,!0),channelMode:a.getUint8(t+4),sampleRate:a.getUint32(t+5,!0),bitrateMax:a.getUint32(t+9,!0),bitrateNominal:a.getUint32(t+13,!0),bitrateMin:a.getUint32(t+17,!0)}}}},16728:function(e,t,a){"use strict";var r=a(96138).Buffer;Object.defineProperty(t,"__esModule",{value:!0}),t.VorbisDecoder=void 0;let i=a(31237);class n{constructor(e,t){this.data=e,this.offset=t}readInt32(){let e=i.UINT32_LE.get(this.data,this.offset);return this.offset+=4,e}readStringUtf8(){let e=this.readInt32(),t=r.from(this.data).toString("utf-8",this.offset,this.offset+e);return this.offset+=e,t}parseUserComment(){let e=this.offset,t=this.readStringUtf8(),a=t.indexOf("=");return{key:t.slice(0,a).toUpperCase(),value:t.slice(a+1),len:this.offset-e}}}t.VorbisDecoder=n},59005:function(e,t,a){"use strict";var r=a(96138).Buffer;Object.defineProperty(t,"__esModule",{value:!0}),t.VorbisParser=void 0;let i=a(31237),n=a(75588),s=a(16728),o=a(6922),l=(0,n.default)("music-metadata:parser:ogg:vorbis1");class u{constructor(e,t){this.metadata=e,this.options=t,this.pageSegments=[]}parsePage(e,t){if(e.headerType.firstPage)this.parseFirstPage(e,t);else{if(e.headerType.continued){if(0===this.pageSegments.length)throw Error("Cannot continue on previous page");this.pageSegments.push(t)}if(e.headerType.lastPage||!e.headerType.continued){if(this.pageSegments.length>0){let e=r.concat(this.pageSegments);this.parseFullPage(e)}this.pageSegments=e.headerType.lastPage?[]:[t]}}e.headerType.lastPage&&this.calculateDuration(e)}flush(){this.parseFullPage(r.concat(this.pageSegments))}parseUserComment(e,t){let a=new s.VorbisDecoder(e,t).parseUserComment();return this.addTag(a.key,a.value),a.len}addTag(e,t){if("METADATA_BLOCK_PICTURE"===e&&"string"==typeof t){if(this.options.skipCovers){l("Ignore picture");return}t=o.VorbisPictureToken.fromBase64(t),l(`Push picture: id=${e}, format=${t.format}`)}else l(`Push tag: id=${e}, value=${t}`);this.metadata.addTag("vorbis",e,t)}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))}parseFirstPage(e,t){this.metadata.setFormat("codec","Vorbis I"),l("Parse first page");let a=o.CommonHeader.get(t,0);if("vorbis"!==a.vorbis)throw Error("Metadata does not look like Vorbis");if(1===a.packetType){let 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),l("sample-rate=%s[hz], bitrate=%s[b/s], channel-mode=%s",e.sampleRate,e.bitrateNominal,e.channelMode)}else throw Error("First Ogg page should be type 1: the identification header")}parseFullPage(e){let t=o.CommonHeader.get(e,0);if(l("Parse full page: type=%s, byteLength=%s",t.packetType,e.byteLength),3===t.packetType)return this.parseUserCommentList(e,o.CommonHeader.len)}parseUserCommentList(e,t){let a=i.UINT32_LE.get(e,t);t+=4+a;let r=i.UINT32_LE.get(e,t);for(t+=4;r-- >0;)t+=this.parseUserComment(e,t)}}t.VorbisParser=u},11872:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.VorbisTagMapper=void 0;let r=a(29751),i={TITLE:"title",ARTIST:"artist",ARTISTS:"artists",ALBUMARTIST:"albumartist","ALBUM ARTIST":"albumartist",ALBUM:"album",DATE:"date",ORIGINALDATE:"originaldate",ORIGINALYEAR:"originalyear",COMMENT:"comment",TRACKNUMBER:"track",DISCNUMBER:"disk",GENRE:"genre",METADATA_BLOCK_PICTURE:"picture",COMPOSER:"composer",LYRICS:"lyrics",ALBUMSORT:"albumsort",TITLESORT:"titlesort",WORK:"work",ARTISTSORT

9:"artistsort",ALBUMARTISTSORT:"albumartistsort",COMPOSERSORT:"composersort",LYRICIST:"lyricist",WRITER:"writer",CONDUCTOR:"conductor",REMIXER:"remixer",ARRANGER:"arranger",ENGINEER:"engineer",PRODUCER:"producer",DJMIXER:"djmixer",MIXER:"mixer",LABEL:"label",GROUPING:"grouping",SUBTITLE:"subtitle",DISCSUBTITLE:"discsubtitle",TRACKTOTAL:"totaltracks",DISCTOTAL:"totaldiscs",COMPILATION:"compilation",RATING:"rating",BPM:"bpm",KEY:"key",MOOD:"mood",MEDIA:"media",CATALOGNUMBER:"catalognumber",RELEASESTATUS:"releasestatus",RELEASETYPE:"releasetype",RELEASECOUNTRY:"releasecountry",SCRIPT:"script",LANGUAGE:"language",COPYRIGHT:"copyright",LICENSE:"license",ENCODEDBY:"encodedby",ENCODERSETTINGS:"encodersettings",BARCODE:"barcode",ISRC:"isrc",ASIN:"asin",MUSICBRAINZ_TRACKID:"musicbrainz_recordingid",MUSICBRAINZ_RELEASETRACKID:"musicbrainz_trackid",MUSICBRAINZ_ALBUMID:"musicbrainz_albumid",MUSICBRAINZ_ARTISTID:"musicbrainz_artistid",MUSICBRAINZ_ALBUMARTISTID:"musicbrainz_albumartistid",MUSICBRAINZ_RELEASEGROUPID:"musicbrainz_releasegroupid",MUSICBRAINZ_WORKID:"musicbrainz_workid",MUSICBRAINZ_TRMID:"musicbrainz_trmid",MUSICBRAINZ_DISCID:"musicbrainz_discid",ACOUSTID_ID:"acoustid_id",ACOUSTID_ID_FINGERPRINT:"acoustid_fingerprint",MUSICIP_PUID:"musicip_puid",WEBSITE:"website",NOTES:"notes",TOTALTRACKS:"totaltracks",TOTALDISCS:"totaldiscs",DISCOGS_ARTIST_ID:"discogs_artist_id",DISCOGS_ARTISTS:"artists",DISCOGS_ARTIST_NAME:"artists",DISCOGS_ALBUM_ARTISTS:"albumartist",DISCOGS_CATALOG:"catalognumber",DISCOGS_COUNTRY:"releasecountry",DISCOGS_DATE:"originaldate",DISCOGS_LABEL:"label",DISCOGS_LABEL_ID:"discogs_label_id",DISCOGS_MASTER_RELEASE_ID:"discogs_master_release_id",DISCOGS_RATING:"discogs_rating",DISCOGS_RELEASED:"date",DISCOGS_RELEASE_ID:"discogs_release_id",DISCOGS_VOTES:"discogs_votes",CATALOGID:"catalognumber",STYLE:"genre",REPLAYGAIN_TRACK_GAIN:"replaygain_track_gain",REPLAYGAIN_TRACK_PEAK:"replaygain_track_peak",REPLAYGAIN_ALBUM_GAIN:"replaygain_album_gain",REPLAYGAIN_ALBUM_PEAK:"replaygain_album_peak",REPLAYGAIN_MINMAX:"replaygain_track_minmax",REPLAYGAIN_ALBUM_MINMAX:"replaygain_album_minmax",REPLAYGAIN_UNDO:"replaygain_undo"};class n extends r.CommonTagMapper{static toRating(e,t,a){return{source:e?e.toLowerCase():e,rating:parseFloat(t)/a*r.CommonTagMapper.maxRatingScore}}constructor(){super(["vorbis"],i)}postMap(e){if("RATING"===e.id)e.value=n.toRating(void 0,e.value,100);else if(0===e.id.indexOf("RATING:")){let t=e.id.split(":");e.value=n.toRating(t[1],e.value,1),e.id=t[0]}}}t.VorbisTagMapper=n},2935:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.ListInfoTagValue=t.Header=void 0;let r=a(31237);t.Header={len:8,get:(e,t)=>({chunkID:e.toString("binary",t,t+4),chunkSize:r.UINT32_LE.get(e,4)})};class i{constructor(e){this.tagHeader=e,this.len=e.chunkSize,this.len+=1&this.len}get(e,t){return new r.StringType(this.tagHeader.chunkSize,"ascii").get(e,t)}}t.ListInfoTagValue=i},63785:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.RiffInfoTagMapper=t.riffInfoTagMap=void 0;let r=a(29751);t.riffInfoTagMap={IART:"artist",ICRD:"date",INAM:"title",TITL:"title",IPRD:"album",ITRK:"track",IPRT:"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 i extends r.CommonTagMapper{constructor(){super(["exif"],t.riffInfoTagMap)}}t.RiffInfoTagMapper=i},26312:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.TrackType=void 0;var r=a(47406);Object.defineProperty(t,"TrackType",{enumerable:!0,get:function(){return r.TrackType}})},46593:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.BroadcastAudioExtensionChunk=void 0;let r=a(31237),i=a(20353);t.BroadcastAudioExtensionChunk={len:420,get:(e,t)=>({description:(0,i.stripNulls)(new r.StringType(256,"ascii").get(e,t)).trim(),originator:(0,i.stripNulls)(new r.StringType(32,"ascii").get(e,t+256)).trim(),originatorReference:(0,i.stripNulls)(new r.StringType(32,"ascii").get(e,t+288)).trim(),originationDate:(0,i.stripNulls)(new r.StringType(10,"ascii").get(e,t+320)).trim(),originationTime:(0,i.stripNulls)(new r.StringType(8,"ascii").get(e,t+330)).trim(),timeReferenceLow:r.UINT32_LE.get(e,t+338),timeReferenceHigh:r.UINT32_LE.get(e,t+342),version:r.UINT16_LE.get(e,t+346),umid:new r.Uint8ArrayType(64).get(e,t+348),loudnessValue:r.UINT16_LE.get(e,t+412),maxTruePeakLevel:r.UINT16_LE.get(e,t+414),maxMomentaryLoudness:r.UINT16_LE.get(e,t+416),maxShortTermLoudness:r.UINT16_LE.get(e,t+418)})}},68262:function(e,t){"use strict";var a;

9Object.defineProperty(t,"__esModule",{value:!0}),t.FactChunk=t.Format=t.WaveFormat=void 0,function(e){e[e.PCM=1]="PCM",e[e.ADPCM=2]="ADPCM",e[e.IEEE_FLOAT=3]="IEEE_FLOAT",e[e.MPEG_ADTS_AAC=5632]="MPEG_ADTS_AAC",e[e.MPEG_LOAS=5634]="MPEG_LOAS",e[e.RAW_AAC1=255]="RAW_AAC1",e[e.DOLBY_AC3_SPDIF=146]="DOLBY_AC3_SPDIF",e[e.DVM=8192]="DVM",e[e.RAW_SPORT=576]="RAW_SPORT",e[e.ESST_AC3=577]="ESST_AC3",e[e.DRM=9]="DRM",e[e.DTS2=8193]="DTS2",e[e.MPEG=80]="MPEG"}(a=t.WaveFormat||(t.WaveFormat={}));class r{constructor(e){if(e.chunkSize<16)throw Error("Invalid chunk size");this.len=e.chunkSize}get(e,t){return{wFormatTag:e.readUInt16LE(t),nChannels:e.readUInt16LE(t+2),nSamplesPerSec:e.readUInt32LE(t+4),nAvgBytesPerSec:e.readUInt32LE(t+8),nBlockAlign:e.readUInt16LE(t+12),wBitsPerSample:e.readUInt16LE(t+14)}}}t.Format=r;class i{constructor(e){if(e.chunkSize<4)throw Error("Invalid fact chunk size.");this.len=e.chunkSize}get(e,t){return{dwSampleLength:e.readUInt32LE(t)}}}t.FactChunk=i},13700:function(e,t,a){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.WaveParser=void 0;let r=a(14947),i=a(31237),n=a(75588),s=a(2935),o=a(68262),l=a(80319),u=a(20353),c=a(68809),d=a(46837),m=a(46593),p=(0,n.default)("music-metadata:parser:RIFF");class f extends d.BasicParser{async parse(){let e=await this.tokenizer.readToken(s.Header);if(p(`pos=${this.tokenizer.position}, parse: chunkID=${e.chunkID}`),"RIFF"===e.chunkID)return this.parseRiffChunk(e.chunkSize).catch(e=>{if(!(e instanceof r.EndOfStreamError))throw e})}async parseRiffChunk(e){let t=await this.tokenizer.readToken(c.FourCcToken);if(this.metadata.setFormat("container",t),"WAVE"===t)return this.readWaveChunk(e-c.FourCcToken.len);throw Error(`Unsupported RIFF format: RIFF/${t}`)}async readWaveChunk(e){for(;e>=s.Header.len;){let t=await this.tokenizer.readToken(s.Header);switch(e-=s.Header.len+t.chunkSize,t.chunkSize>e&&this.metadata.addWarning("Data chunk size exceeds file size"),this.header=t,p(`pos=${this.tokenizer.position}, readChunk: chunkID=RIFF/WAVE/${t.chunkID}`),t.chunkID){case"LIST":await this.parseListTag(t);break;case"fact":this.metadata.setFormat("lossless",!1),this.fact=await this.tokenizer.readToken(new o.FactChunk(t));break;case"fmt ":let a=await this.tokenizer.readToken(new o.Format(t)),n=o.WaveFormat[a.wFormatTag];n||(p("WAVE/non-PCM format="+a.wFormatTag),n="non-PCM ("+a.wFormatTag+")"),this.metadata.setFormat("codec",n),this.metadata.setFormat("bitsPerSample",a.wBitsPerSample),this.metadata.setFormat("sampleRate",a.nSamplesPerSec),this.metadata.setFormat("numberOfChannels",a.nChannels),this.metadata.setFormat("bitrate",a.nBlockAlign*a.nSamplesPerSec*8),this.blockAlign=a.nBlockAlign;break;case"id3 ":case"ID3 ":let u=await this.tokenizer.readToken(new i.Uint8ArrayType(t.chunkSize)),c=r.fromBuffer(u);await new l.ID3v2Parser().parse(this.metadata,c,this.options);break;case"data":!1!==this.metadata.format.lossless&&this.metadata.setFormat("lossless",!0);let d=t.chunkSize;if(this.tokenizer.fileInfo.size){let e=this.tokenizer.fileInfo.size-this.tokenizer.position;e<d&&(this.metadata.addWarning("data chunk length exceeding file length"),d=e)}let f=this.fact?this.fact.dwSampleLength:4294967295===d?void 0:d/this.blockAlign;f&&(this.metadata.setFormat("numberOfSamples",f),this.metadata.setFormat("duration",f/this.metadata.format.sampleRate)),"ADPCM"===this.metadata.format.codec?this.metadata.setFormat("bitrate",352e3):this.metadata.setFormat("bitrate",this.blockAlign*this.metadata.format.sampleRate*8),await this.tokenizer.ignore(t.chunkSize);break;case"bext":let h=await this.tokenizer.readToken(m.BroadcastAudioExtensionChunk);Object.keys(h).forEach(e=>{this.metadata.addTag("exif","bext."+e,h[e])});let g=t.chunkSize-m.BroadcastAudioExtensionChunk.len;await this.tokenizer.ignore(g);break;case"\0\0\0\0":p(`Ignore padding chunk: RIFF/${t.chunkID} of ${t.chunkSize} bytes`),this.metadata.addWarning("Ignore chunk: RIFF/"+t.chunkID),await this.tokenizer.ignore(t.chunkSize);break;default:p(`Ignore chunk: RIFF/${t.chunkID} of ${t.chunkSize} bytes`),this.metadata.addWarning("Ignore chunk: RIFF/"+t.chunkID),await this.tokenizer.ignore(t.chunkSize)}

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