这是我从mp4容器中的avcC原子解析的信息 avc extradata符合ISO / IEC 14496-15:2004(E)5.2.4.1.1
> 0x01 0x42 0x00 0x1E 0xFF 0xE1 0x00 0x0E
Configuration Version: 1 u(8)<br>
AVCProfileIndication: 66 u(8)<br>
profile_compatability: 0 u(8)<br>
AVCLevelIndication: 30 u(8)<br>
bit(6) reserved = '111111' b <br>
unsigned int (2) lengthSizeMinusOne = '11' <br>
bit(3) reseved = '111' <br>
unsigned int (5) numOfSequenceParameterSets = 1 <br>
unsigned int (16) sequenceParameterSetLength = 14 <br>
SPS
> 0x67 0x42 0x00 0x1E 0x8D 0x68 0x6E 0x03 0xDA 0x6A 0x0C 0x02 0x0C 0x04 <br>
avC data Continued
> 0x01 0x00 0x04 <br>
unsigned int (8) numOfPictureParameterSets: 1 <br>
unsigned int (16) pictureParameterSetLength: 4 <br>
PPS <br>
>0x68 0xCE 0x74 0xC8
SPS的内容似乎提供了与pic_width_in_mbs_minus1 (5)
不正确的结果,我不相信有任何emulation_3_byte
预防措施。我错过了一些明显的东西吗我正在根据ISO / IEC 14496-10:2004(E)解析SPS,这与发现here的SPS解析信息相同。
答案 0 :(得分:0)
图片为96x16(why?)
profile_idc 66
constraint_set0_flag 0
constraint_set1_flag 0
constraint_set2_flag 0
constraint_set3_flag 0
level_idc 30
seq_parameter_set_id 0
// ...
num_ref_frames 1
gaps_in_frame_num_value_allowed_flag 0
pic_width_in_mbs_minus1 5
pic_height_in_map_units_minus1 0
frame_mbs_only_flag 1
direct_8x8_inference_flag 1
frame_cropping_flag 0
vui_parameters_present_flag 0
// ...
pic_parameter_set_id 0
seq_parameter_set_id 0
entropy_coding_mode_flag 0
num_slice_groups_minus1 0
// ...