Analysis of source code of library function in FFmpeg

FFmpeg library function source code analysis article list:

"Architecture Diagram"

FFmpeg source code structure diagram-decoding

FFmpeg source code structure Map-Encoding

General

FFmpeg Source code Simple analysis: Av_register_all ()

FFmpeg Source code Simple analysis: Avcodec_register_all ()

FFmpeg Source code Simple analysis: allocation and release of memory (Av_malloc (), Av_free (), etc.)

Simple analysis of FFmpeg source code: Initialization and destruction of common structures (avformatcontext,avframe, etc.)

FFmpeg Source code Simple analysis: Avio_open2 ()

FFmpeg Source code Simple analysis: Av_find_decoder () and Av_find_encoder ()

FFmpeg Source code Simple analysis: Avcodec_open2 ()

FFmpeg Source code Simple analysis: Avcodec_close ()

Decoding

Diagram FFmpeg The function that opens the media avformat_open_input

FFmpeg Source code Simple analysis: Avformat_open_input ()

FFmpeg Source code Simple analysis: Avformat_find_stream_info ()

FFmpeg Source code Simple analysis: Av_read_frame ()

FFmpeg Source code Simple analysis: Avcodec_decode_video2 ()

FFmpeg Source code Simple analysis: Avformat_close_input ()

Encoding

FFmpeg Source code Simple analysis: Avformat_alloc_output_context2 ()

FFmpeg Source code Simple analysis: Avformat_write_header ()

FFmpeg Source code Simple analysis: Avcodec_encode_video ()

FFmpeg Source code Simple analysis: Av_write_frame ()

FFmpeg Source code Simple analysis: Av_write_trailer ()

Other

FFmpeg source code Simple analysis: Log output system (Av_log (), etc.)

FFmpeg source code Simple analysis: Structure member management System-avclass

FFmpeg source code Simple analysis: Structure member management System-avoption

FFmpeg source code Simple analysis: Libswscale's Sws_getcontext ()

FFmpeg source code Simple analysis: Libswscale's Sws_scale ()

FFmpeg source code Simple analysis: Libavdevice's Avdevice_register_all ()

FFmpeg source code Simple analysis: Libavdevice's Gdigrab

Script

FFmpeg source code Simple analysis: Makefile

FFmpeg source Code Simple analysis: Configure

"H."

Simple analysis of the source code of the H. FFmpeg decoder: An overview