75 lines
2.9 KiB
JavaScript
75 lines
2.9 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.ratingToStars = exports.orderTags = exports.parseFile = exports.parseStream = exports.selectCover = exports.parseBuffer = exports.parseFromTokenizer = void 0;
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const strtok3 = require("strtok3");
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const Core = require("./core");
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const ParserFactory_1 = require("./ParserFactory");
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const debug_1 = require("debug");
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const RandomFileReader_1 = require("./common/RandomFileReader");
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const debug = (0, debug_1.default)("music-metadata:parser");
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var core_1 = require("./core");
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Object.defineProperty(exports, "parseFromTokenizer", { enumerable: true, get: function () { return core_1.parseFromTokenizer; } });
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Object.defineProperty(exports, "parseBuffer", { enumerable: true, get: function () { return core_1.parseBuffer; } });
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Object.defineProperty(exports, "selectCover", { enumerable: true, get: function () { return core_1.selectCover; } });
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/**
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* Parse audio from Node Stream.Readable
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* @param stream - Stream to read the audio track from
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* @param fileInfo - File information object or MIME-type, e.g.: 'audio/mpeg'
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* @param options - Parsing options
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* @returns Metadata
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*/
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async function parseStream(stream, fileInfo, options = {}) {
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const tokenizer = await strtok3.fromStream(stream, typeof fileInfo === 'string' ? { mimeType: fileInfo } : fileInfo);
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return Core.parseFromTokenizer(tokenizer, options);
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}
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exports.parseStream = parseStream;
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/**
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* Parse audio from Node file
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* @param filePath - Media file to read meta-data from
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* @param options - Parsing options
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* @returns Metadata
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*/
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async function parseFile(filePath, options = {}) {
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debug(`parseFile: ${filePath}`);
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const fileTokenizer = await strtok3.fromFile(filePath);
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const fileReader = await RandomFileReader_1.RandomFileReader.init(filePath, fileTokenizer.fileInfo.size);
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try {
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await Core.scanAppendingHeaders(fileReader, options);
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}
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finally {
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await fileReader.close();
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}
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try {
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const parserName = ParserFactory_1.ParserFactory.getParserIdForExtension(filePath);
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if (!parserName)
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debug(' Parser could not be determined by file extension');
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return await ParserFactory_1.ParserFactory.parse(fileTokenizer, parserName, options);
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}
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finally {
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await fileTokenizer.close();
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}
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}
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exports.parseFile = parseFile;
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/**
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* Create a dictionary ordered by their tag id (key)
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* @param nativeTags - List of tags
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* @returns Tags indexed by id
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*/
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exports.orderTags = Core.orderTags;
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/**
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* Convert rating to 1-5 star rating
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* @param rating - Normalized rating [0..1] (common.rating[n].rating)
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* @returns Number of stars: 1, 2, 3, 4 or 5 stars
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*/
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exports.ratingToStars = Core.ratingToStars;
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/**
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* Define default module exports
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*/
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exports.default = {
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parseStream,
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parseFile,
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parseFromTokenizer: Core.parseFromTokenizer,
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parseBuffer: Core.parseBuffer,
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selectCover: Core.selectCover
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};
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