FFmpeg编码视频流程图

Read Raw Data

False

av_write_trailer()

avformat_write_header()

avio_open()

flush_encoder()

avcodec_encodec_video2()

av_register_all()

AVPacket

av_new_stream()

True

AVFrame

close

avcodec_find_encoder()

avformat_alloc_output_context2()

av_write_frame()

avcodec_open2()