消息

 1 aligned(8) class AVCDecoderConfigurationRecord {
 2 unsigned int(8) configurationVersion = 1;
 3 unsigned int(8) AVCProfileIndication;
 4 unsigned int(8) profile_compatibility;
 5 unsigned int(8) AVCLevelIndication;
 6 bit(6) reserved = ‘111111’b;
 7 unsigned int(2) lengthSizeMinusOne;
 8 bit(3) reserved = ‘111’b;
 9 unsigned int(5) numOfSequenceParameterSets;
10 for (i=0; i< numOfSequenceParameterSets; i++) {
11 unsigned int(16) sequenceParameterSetLength ;
12 bit(8*sequenceParameterSetLength) sequenceParameterSetNALUnit;
13 }
14 unsigned int(8) numOfPictureParameterSets;
15 for (i=0; i< numOfPictureParameterSets; i++) {
16 unsigned int(16) pictureParameterSetLength;
17 bit(8*pictureParameterSetLength) pictureParameterSetNALUnit;
18 }
19 if( profile_idc == 100 || profile_idc == 110 ||
20 profile_idc == 122 || profile_idc == 144 )
21 {
22 bit(6) reserved = ‘111111’b;
23 unsigned int(2) chroma_format;
24 bit(5) reserved = ‘11111’b;
25 unsigned int(3) bit_depth_luma_minus8;
26 bit(5) reserved = ‘11111’b;
27 unsigned int(3) bit_depth_chroma_minus8;
28 unsigned int(8) numOfSequenceParameterSetExt;
29 for (i=0; i< numOfSequenceParameterSetExt; i++) {
30 unsigned int(16) sequenceParameterSetExtLength;
31 bit(8*sequenceParameterSetExtLength)
32 sequenceParameterSetExtNALUnit;
33 }
34 }
35 }