FFmpeg下載、安裝及內容介紹
FFmpeg是什麼呢?
A complete, cross-platform solution to record, convert and stream audio and video.
一個完全的,跨平臺的記錄,轉換音視訊流的解決方案。
官網地址:
http://ffmpeg.org/
原始碼下載地址:
http://ffmpeg.org/download.html
本機作業系統:Ubuntu 14.04
下載完成之後解壓生成一個ffmpeg-4.0.1資料夾。
資料夾裡有一個INSTALL.md 安裝指導檔案,安裝三部曲:./configure; make; make install;
./configure --disable-x86asm
make
sudo make install
還有一個README.md 檔案,
FFmpeg is a collection of libraries and tools to process multimedia content such as audio, video, subtitles and related metadata.
## Libraries
* `libavcodec` provides implementation of a wider range of codecs.
* `libavformat` implements streaming protocols, container formats and basic I/O access.
* `libavutil` includes hashers, decompressors and miscellaneous utility functions.
* `libavfilter` provides a mean to alter decoded Audio and Video through chain of filters.
* `libavdevice` provides an abstraction to access capture and playback devices.
* `libswresample` implements audio mixing and resampling routines.
* `libswscale` implements color conversion and scaling routines.
## Tools
* [ffmpeg](https://ffmpeg.org/ffmpeg.html) is a command line toolbox to
manipulate, convert and stream multimedia content.
* [ffplay](https://ffmpeg.org/ffplay.html) is a minimalistic multimedia player.
* [ffprobe](https://ffmpeg.org/ffprobe.html) is a simple analysis tool to inspect
multimedia content.
* Additional small tools such as `aviocat`, `ismindex` and `qt-faststart`.
接下來的文章介紹是以官網http://ffmpeg.org/documentation.html為基礎,分為六大部分,
(1) Command Line Tools Documentation;
(2) Components Documentation;
(3) Libraries Documentation;
(4) General Documentation;
(5) Community Contributed Documentation