1#tb 0: 1/28224000
2#media_type 0: audio
3#codec_id 0: aac
4#sample_rate 0: 48000
5#channel_layout 0: 3
6#channel_layout_name 0: stereo
70,          0,          0,   602112,      474, 0x4c90e7c4
80,     602112,     602112,   602112,      471, 0xb8b5e75d
90,    1204224,    1204224,   602112,      502, 0xe943efd1
100,    1806336,    1806336,   602112,      495, 0x9c3cec74
110,    2408448,    2408448,   602112,      493, 0x03b2fa4b
12