renzhezhilu

使用ffmpeg合并MP4文件

ffmpeg -i "Apache Sqoop Tutorial Part 1.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate1.ts
ffmpeg -i "Apache Sqoop Tutorial Part 2.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate2.ts
ffmpeg -i "Apache Sqoop Tutorial Part 3.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate3.ts
ffmpeg -i "Apache Sqoop Tutorial Part 4.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate4.ts
ffmpeg -i "concat:intermediate1.ts|intermediate2.ts|intermediate3.ts|intermediate4.ts" -c copy -bsf:a aac_adtstoasc "Apache Sqoop Tutorial.mp4"

	<html>
	<head>
	<script src='http://code.jquery.com/jquery-1.5.1.min.js'></script>
	</head>

	<body>
	<h2>Naive canvas</h2>
	<canvas id="naive" width="400" height="50"></canvas>

	<h2>High-def Canvas</h2>

	// ==UserScript==
	// @name 网易云歌词下载，可以双语了orz
	// @namespace http://suselinks.us
	// @description 我只是做了合并了两个脚本的工作，可以直接下载了。
	// @description 脚本1：https://greasyfork.org/zh-CN/scripts/10548-%E7%BD%91%E6%98%93%E4%BA%91%E9%9F%B3%E4%B9%90%E4%B8%8B%E8%BD%BD
	// @description 脚本2：https://gist.github.com/anonymous/a800677393bbb2dd113a 多谢他们
	// @include http://music.163.com/*
	// @grant none
	// @version 1.2
	// ==/UserScript==

	/* global createImageBitmap */

	function loadImageWithImageTag(src) {
	return new Promise((resolve, reject) => {
	const img = new Image;
	img.crossOrigin = '';
	img.src = src;
	img.onload = () => { resolve(img); };
	img.onerror = () => { reject(img); };
	});