1#tb 0: 1001/30000
2#media_type 0: video
3#codec_id 0: rawvideo
4#dimensions 0: 640x480
5#sar 0: 0/1
60,          0,          0,        1,  1843200, 0xbd414b93
70,          1,          1,        1,  1843200, 0x23298f1f
80,          2,          2,        1,  1843200, 0x5a56df19
9