1#tb 0: 1001/24000
2#media_type 0: video
3#codec_id 0: dnxhd
4#dimensions 0: 640x480
5#sar 0: 1/1
60, 0, 0, 1, 28672, 0x7a4b0044
70, 1, 1, 1, 28672, 0x75dc29a6
80, 2, 2, 1, 28672, 0xecabd44b
90, 3, 3, 1, 28672, 0xc917a96e
100, 4, 4, 1, 28672, 0x7805cfd5
110, 5, 5, 1, 28672, 0x55d26dab
12