95 lines
8.4 KiB
JavaScript
95 lines
8.4 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.convert = exports._convert = exports.convertFile = exports.converter = exports.CONVERTERS = exports.split = void 0;
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const path = require("path");
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const pMap = require("p-map");
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const commons_1 = require("@polymech/commons");
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const exists_1 = require("@polymech/fs/exists");
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const dir_1 = require("@polymech/fs/dir");
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const lib_1 = require("@polymech/cache/lib");
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const __1 = require("../../");
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const __2 = require("../../..");
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const constants_1 = require("../../../constants");
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const ffmpeg_1 = require("../ffmpeg");
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const FfmpegCommand = require('fluent-ffmpeg');
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const extension = (file) => path.parse(file).ext;
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const split = async (src, dst, onNode, options) => {
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try {
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const metadata = await (0, ffmpeg_1.meta)(src);
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const duration = metadata.format.duration;
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if (!duration) {
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__2.logger.error('Unable to determine duration of the audio file.');
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return;
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}
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let startTime = 0;
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let segmentIndex = 1;
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while (startTime < duration) {
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const outputFile = `${dst}/segment_${segmentIndex}.mp3`;
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await new Promise((resolve, reject) => {
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const ff = new FfmpegCommand(src)
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.setStartTime(startTime)
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.setDuration(options.interval)
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.output(outputFile)
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.on('end', () => {
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__2.logger.info(`Segment ${segmentIndex} finished.`);
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resolve();
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})
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.on('error', (error) => {
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__2.logger.error(`Error while processing segment ${segmentIndex}:`, error.message);
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reject(error);
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})
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.run();
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});
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startTime += options.interval;
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segmentIndex++;
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}
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}
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catch (error) {
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__2.logger.error('Error splitting audio file:', error);
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}
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};
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exports.split = split;
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exports.CONVERTERS = {
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'.mp3': exports.split
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};
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const converter = (file) => exports.CONVERTERS[extension(file)];
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exports.converter = converter;
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const convertFile = async (file, target, onNode = () => { }, options) => {
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const osr_cache = (0, commons_1.OSR_CACHE)();
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const ca_options = JSON.parse(JSON.stringify({ ...options, target, skip: null }));
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const cached = await (0, lib_1.get_cached)(file, ca_options, constants_1.MODULE_NAME);
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const conv = (0, exports.converter)(target);
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if (!conv) {
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__2.logger.error(`No converter found for ${file}`);
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return;
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}
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const dstParts = path.parse(target);
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if (!(0, exists_1.sync)(dstParts.dir)) {
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(0, dir_1.sync)(dstParts.dir);
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}
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const ret = await conv(file, target, onNode, options);
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return ret;
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};
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exports.convertFile = convertFile;
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async function _convert(file, targets, onNode = () => { }, options) {
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return pMap(targets, (target) => {
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options.verbose && __2.logger.debug(`Convert ${file} to ${target}`);
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if (options.dry) {
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return;
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}
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return (0, exports.convertFile)(file, target, onNode, options);
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}, { concurrency: 1 });
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}
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exports._convert = _convert;
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const convert = async (options) => {
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let reports = [];
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const onNode = (data) => { reports.push(data); };
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options.verbose && __2.logger.info(`Convert ${options.srcInfo.FILES.length} files `);
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await pMap(options.srcInfo.FILES, (f) => {
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const outputs = (0, __1.targets)(f, options);
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options.verbose && __2.logger.info(`Convert ${f} to `, outputs);
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return _convert(f, outputs, onNode, options);
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}, { concurrency: 1 });
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};
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exports.convert = convert;
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