28 lines
841 B
JavaScript
28 lines
841 B
JavaScript
'use strict';
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const ffmpeg = require('fluent-ffmpeg');
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const fs = require('fs-extra');
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const logger = require('../logger')(__filename);
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function mux(target, sources) {
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return new Promise((resolve, reject) => sources.reduce((acc, source) => acc.input(source), ffmpeg())
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.videoCodec('copy')
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.audioCodec('copy')
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.on('start', () => {
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logger.verbose(`Muxing ${sources.length} streams to '${target}'`);
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})
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.on('end', (stdout) => {
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logger.verbose(`Muxed and saved '${target}'`);
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resolve(stdout);
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})
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.on('error', () => reject)
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.save(target))
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.then(() => Promise.all(sources.map(source => fs.remove(source))).then(() => {
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logger.verbose(`Cleaned up temporary files for '${target}'`);
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}));
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}
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module.exports = mux;
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