Ffmpeg learning summary

Created by QQ：851301776, mailbox ：[email protected], Welcome to technical exchange , This blog is mainly my own learning experience , Just to make a little progress every day ！

Personal motto ：
1. No one was born , As long as it is thick, it will happen .
2. You can have a low degree , You can skip school , But you have to learn

One 、FFmpeg Basic introduction

1.FFmpeg Introduce

FFmpeg It's a set that can be used to record 、 Convert digital audio 、 video , Open source computer programs that can turn it into streams . use LGPL or GPL license . It provides recording 、 A complete solution for converting and streaming audio and video . It contains very advanced audio / Video codec library .

2.FFmpeg form

• libavformat： Used for various audio and video [ Package format ](https://baike.baidu.com/item/ Package format ) Generation and analysis of , It includes the functions of acquiring information needed for decoding to generate decoding context structure and reading audio and video frames ;
• libavcodec： For all kinds of sounds / Image codec ;
•  libavutil： Contains some common utility functions ;
• libswscale： For video scene scaling 、 Color mapping conversion ;
•  libpostproc： For post effect processing ;
• ffmpeg： The project provides a tool , Can be used for format conversion 、 Decode or [ TV card ](https://baike.baidu.com/item/ TV card ) Instant coding, etc ;
• ffsever： One HTTP Multimedia instant broadcast streaming server ;
• ffplay： It's a simple player , Use ffmpeg Library parsing and decoding , adopt SDL Show ;

3.FFmpeg Contains class library descriptions

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