summaryrefslogtreecommitdiff
path: root/node_modules/prism-media/src/transcoders/ffmpeg
diff options
context:
space:
mode:
Diffstat (limited to 'node_modules/prism-media/src/transcoders/ffmpeg')
-rw-r--r--node_modules/prism-media/src/transcoders/ffmpeg/Ffmpeg.js56
-rw-r--r--node_modules/prism-media/src/transcoders/ffmpeg/FfmpegProcess.js95
2 files changed, 0 insertions, 151 deletions
diff --git a/node_modules/prism-media/src/transcoders/ffmpeg/Ffmpeg.js b/node_modules/prism-media/src/transcoders/ffmpeg/Ffmpeg.js
deleted file mode 100644
index b34dadc..0000000
--- a/node_modules/prism-media/src/transcoders/ffmpeg/Ffmpeg.js
+++ /dev/null
@@ -1,56 +0,0 @@
-const ChildProcess = require('child_process');
-const FfmpegProcess = require('./FfmpegProcess');
-
-class FfmpegTranscoder {
- constructor(mediaTranscoder) {
- this.mediaTranscoder = mediaTranscoder;
- this.command = FfmpegTranscoder.selectFfmpegCommand();
- this.processes = [];
- }
-
- static verifyOptions(options) {
- if (!options) throw new Error('Options not provided!');
- if (!options.media) throw new Error('Media must be provided');
- if (!options.ffmpegArguments || !(options.ffmpegArguments instanceof Array)) {
- throw new Error('FFMPEG Arguments must be an array');
- }
- if (options.ffmpegArguments.includes('-i')) return options;
- if (typeof options.media === 'string') {
- options.ffmpegArguments = ['-i', `${options.media}`].concat(options.ffmpegArguments).concat(['pipe:1']);
- } else {
- options.ffmpegArguments = ['-i', '-'].concat(options.ffmpegArguments).concat(['pipe:1']);
- }
- return options;
- }
-
- /**
- * Transcodes an input using FFMPEG
- * @param {FfmpegTranscoderOptions} options the options to use
- * @returns {FfmpegProcess} the created FFMPEG process
- * @throws {FFMPEGOptionsError}
- */
- transcode(options) {
- if (!this.command) this.command = FfmpegTranscoder.selectFfmpegCommand();
- const proc = new FfmpegProcess(this, FfmpegTranscoder.verifyOptions(options));
- this.processes.push(proc);
- return proc;
- }
-
- static selectFfmpegCommand() {
- try {
- const ffmpegStatic = require('ffmpeg-static');
- return ffmpegStatic.path || ffmpegStatic;
- } catch (err1) {
- try {
- return require('ffmpeg-binaries');
- } catch (err2) {
- for (const command of ['ffmpeg', 'avconv', './ffmpeg', './avconv']) {
- if (!ChildProcess.spawnSync(command, ['-h']).error) return command;
- }
- throw new Error('FFMPEG not found');
- }
- }
- }
-}
-
-module.exports = FfmpegTranscoder;
diff --git a/node_modules/prism-media/src/transcoders/ffmpeg/FfmpegProcess.js b/node_modules/prism-media/src/transcoders/ffmpeg/FfmpegProcess.js
deleted file mode 100644
index c6561a9..0000000
--- a/node_modules/prism-media/src/transcoders/ffmpeg/FfmpegProcess.js
+++ /dev/null
@@ -1,95 +0,0 @@
-const EventEmitter = require('events').EventEmitter;
-const ChildProcess = require('child_process');
-
-/**
- * A spawned FFMPEG process
- */
-class FfmpegProcess extends EventEmitter {
- constructor(ffmpegTranscoder, options) {
- super();
- /**
- * The ffmpeg process
- * @type {ChildProcess}
- */
- this.process = ChildProcess.spawn(ffmpegTranscoder.command, options.ffmpegArguments);
- /**
- * The FFMPEG transcoder that created this process
- * @type {FfmpegTranscoder}
- */
- this.transcoder = ffmpegTranscoder;
- /**
- * The input media
- * @type {?ReadableStream|string}
- */
- this.inputMedia = options.media;
-
- if (typeof this.inputMedia !== 'string') {
- try {
- this.connectStream(this.inputMedia);
- } catch (e) {
- this.emit('error', e, 'instantiation');
- }
- } else {
- this.attachErrorHandlers();
- }
-
- this.on('error', this.kill.bind(this));
- this.once('end', this.kill.bind(this));
- }
-
- /**
- * The ffmpeg output stream
- * @type {?ReadableStream}
- */
- get output() {
- return this.process ? this.process.stdout : null;
- }
-
- attachErrorHandlers() {
- this.process.stdin.on('error', e => {
- // if not killed
- if (this.process) {
- this.emit('error', e, 'ffmpegProcess.stdin');
- }
- });
- this.process.stdout.on('error', e => {
- // if not killed
- if (this.process) {
- this.emit('error', e, 'ffmpegProcess.stdout');
- }
- });
- this.process.on('error', e => this.emit('error', e, 'ffmpegProcess'));
- this.process.stdout.on('end', () => this.emit('end'));
- }
-
- /**
- * Connects an input stream to the ffmpeg process
- * @param {ReadableStream} inputMedia the stream to pass to ffmpeg
- * @returns {ReadableStream} the ffmpeg output stream
- */
- connectStream(inputMedia) {
- if (!this.process) throw new Error('No FFMPEG process available');
- this.inputMedia = inputMedia;
- this.inputMedia.pipe(this.process.stdin, { end: false });
-
- inputMedia.on('error', e => this.emit('error', e, 'inputstream', inputMedia));
-
- this.attachErrorHandlers();
-
- return this.process.stdout;
- }
-
- /**
- * Kills the ffmpeg process
- */
- kill() {
- if (!this.process) return;
- if (this.inputMedia && this.inputMedia.unpipe) {
- this.inputMedia.unpipe(this.process.stdin);
- }
- this.process.kill('SIGKILL');
- this.process = null;
- }
-}
-
-module.exports = FfmpegProcess;