39 lines
1.5 KiB
JavaScript
39 lines
1.5 KiB
JavaScript
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/*jshint esversion: 6 */
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const ffmpegPath = require('@ffmpeg-installer/ffmpeg').path;
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const child_process = require('child_process');
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const EventEmitter = require('events');
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const spawn = require('cross-spawn');
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class Mpeg1Muxer extends EventEmitter {
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constructor(options) {
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super(options);
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this.url = options.url;
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this.width = options.width;
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// this.stream = child_process.spawn(ffmpegPath, ['-y', '-loglevel', 'quiet', "-rtsp_transport", "tcp", "-i", this.url, '-vf', 'yadif', '-f', 'mpegts', '-r', '30', '-codec:v', 'mpeg1video', '-codec:a', 'mp2', '-b:a', '128k', '-b:v', '4096k', '-muxdelay', '0', '-', './app/stream/stream.ts'], {
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// detached: false
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// });
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this.stream = child_process.spawn(ffmpegPath, ['-y', '-loglevel', 'quiet', "-rtsp_transport", "tcp", "-i", this.url, '-filter:v', 'scale=1280:-1', '-f', 'mpegts', '-r', '30', '-codec:v', 'mpeg1video', '-codec:a', 'mp2', '-b:a', '128k', '-b:v', '1500k', '-', './app/stream/stream.ts'], {
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detached: false
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});
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this.inputStreamStarted = true;
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this.stream.stdout.on('data', (data) => { return this.emit('mpeg1data', data); });
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this.stream.stderr.on('data', (data) => { return this.emit('ffmpegError', data); });
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}
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stop() {
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try {
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this.stream.stdout.removeAllListeners();
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} catch(err) {
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console.log("Muxer: " + err);
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}
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this.stream.kill();
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this.stream = undefined;
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}
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}
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module.exports = Mpeg1Muxer;
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