9ff6398aee
This is going to be 1.1.0. Remaining TODOs: * "npm run tsc" should generate declarations * Add (restrictive) TSLint configuration * Add support for TSLint in "npm test"
58 lines
1.7 KiB
TypeScript
58 lines
1.7 KiB
TypeScript
'use strict';
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export = main;
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import childProcess = require('child_process');
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import fs = require('fs');
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import path = require('path');
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import os = require('os');
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import subtitle = require('../subtitle/index');
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import typings = require('../typings');
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/**
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* Merges the subtitle and video files into a Matroska Multimedia Container.
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*/
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function main(config: typings.IConfig, rtmpInputPath: string, filePath: string, done: (err: Error) => void) {
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var subtitlePath = filePath + '.' + (subtitle.formats[config.format] ? config.format : 'ass');
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var videoPath = filePath + path.extname(rtmpInputPath);
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childProcess.exec(command() + ' ' +
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'-o "' + filePath + '.mkv" ' +
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'"' + videoPath + '" ' +
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'"' + subtitlePath + '"', {
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maxBuffer: Infinity
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}, err => {
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if (err) return done(err);
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unlink(videoPath, subtitlePath, err => {
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if (err) unlinkTimeout(videoPath, subtitlePath, 5000);
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done(null);
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});
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});
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}
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/**
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* Determines the command for the operating system.
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*/
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function command(): string {
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if (os.platform() !== 'win32') return 'mkvmerge';
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return path.join(__dirname, '../../bin/mkvmerge.exe');
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}
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/**
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* Unlinks the video and subtitle.
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* @private
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*/
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function unlink(videoPath: string, subtitlePath: string, done: (err: Error) => void) {
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fs.unlink(videoPath, err => {
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if (err) return done(err);
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fs.unlink(subtitlePath, done);
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});
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}
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/**
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* Attempts to unlink the video and subtitle with a timeout between each try.
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*/
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function unlinkTimeout(videoPath: string, subtitlePath: string, timeout: number) {
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setTimeout(() => {
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unlink(videoPath, subtitlePath, err => {
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if (err) unlinkTimeout(videoPath, subtitlePath, timeout);
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});
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}, timeout);
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} |