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[book club issue 13] +ffmpeg project composition

2022-07-18 20:16:00 【Hua Weiyun】

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 . It includes leading sounds / Video coding Library libavcodec etc. .

avformat： It is used to generate and analyze various audio and video packaging formats , It includes the functions of acquiring information needed for decoding to generate decoding context structure and reading audio and video frames .

avcodec： For all kinds of sounds / Image codec .

avutil： Contains some common utility functions .

swscale： For video scene scaling , Color mapping conversion .

postproc： For post effect processing .

mpeg： The project provides a tool , Can be used for format conversion 、 Decoding or TV card real-time encoding, etc .

sever： One HTTP Multimedia instant broadcast streaming server .

play： It's a simple player , Use ffmpeg Library parsing and decoding , adopt SDL Show .

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