The Basic FFMPEG Decoding Loop

basic-decode-loop.c

    int gotFrame = 0;

    while (av_read_frame(pFormatCtx, &packet) == 0)
    {
        if (packet.stream_index == myVideoStream)
        {
            avcodec_decode_video2(pCodecCtx, pFrame, &gotFrame, &packet);

            if (gotFrame)
            {
                // Do something here.
            }
        }

        av_free_packet(&m_packet);
    }