#tb 0: 1/44100
#media_type 0: audio
#codec_id 0: ac3
#sample_rate 0: 44100
#channel_layout 0: 4
#channel_layout_name 0: mono
0,       -256,       -256,     1536,      416, 0x3001fb2d
0,       1280,       1280,     1536,      418, 0xba72fc16
0,       2816,       2816,     1536,      418, 0xba72fc16
0,       4352,       4352,     1536,      418, 0xba72fc16