MP4v2把h264录制成MP4_问答_易百纳技术社区

本帖最后由 qn1516784304 于 2018-12-28 09:41 编辑

解决了
for (i = 0; i < pstStream->u32PackCount; i++)
         writeH264toMP4(pstStream->pstPack.pu8Addr+pstStream->pstPack.u32Offset, pstStream->pstPack.u32Len-pstStream->pstPack.u32Offset);

int writeH264toMP4(unsigned char *buffer, unsigned int frame_size)
{
      getSystemTime();//获取系统时间
char nalu_type = buffer[4] & 0x1f;
unsigned char *nalu_data = (unsigned char *) &buffer[4];
unsigned int nalu_size = frame_size - 4;
if(nalu_type == 0x07 && 1 == isFirstSPS) // sps
{
            MP4SetTimeScale(mp4_file[Record_file_num],90000);
            printf("isFirstSPS.\n");
video[Record_file_num] = MP4AddH264VideoTrack
            ( mp4_file[Record_file_num],
            VIDEO_TIME_SCALE,
            VIDEO_TIME_SCALE / FRAMES_PER_SECOND,
            1920,//1080,      //1920 // width
            1080,//720,       //1080 // height
            nalu_data[1], // sps[1] AVCProfileIndication
            nalu_data[2], // sps[2] profile_compat
            nalu_data[3], // sps[3] AVCLevelIndication
            3);                  // 4 bytes length before each NAL unit
if (video[Record_file_num] == MP4_INVALID_TRACK_ID)
{
                  MP4Close(mp4_file[Record_file_num],0); //add in 20180619
      printf("add video track failed.\n");
      return 0;
}
MP4SetVideoProfileLevel(mp4_file[Record_file_num], 0x7F);
MP4AddH264SequenceParameterSet(mp4_file[Record_file_num], video[Record_file_num], nalu_data, nalu_size);
isFirstSPS = 0;
}
else if(nalu_type == 0x08 && 1 == isFirstPPS) // pps
      {
      MP4AddH264PictureParameterSet(mp4_file[Record_file_num], video[Record_file_num], nalu_data, nalu_size);
isFirstPPS = 0;
printf("isFirstPPS.\n");
      }
   else
      {
      buffer[0] = nalu_size >> 24;
      buffer[1] = nalu_size >> 16;
      buffer[2] = nalu_size >> 8;
      buffer[3] = nalu_size & 0xff;
      if(1 == isFirstFrame)
         {
            printf("isFirstFrame.\n");
   if(!MP4WriteSample(mp4_file[Record_file_num], video[Record_file_num], buffer, frame_size, 3600, 0, 1))
{
printf("MP4WriteSample failed 3600\n");
        return 0;
}
isFirstFrame = 0;
tempvoltime=nowvoltime;
         }
else
{
if(!MP4WriteSample(mp4_file[Record_file_num], video[Record_file_num], buffer, frame_size, (nowvoltime-tempvoltime)*90, 0, 1))
                          {
printf("MP4WriteSample failed 2\n");
                        return 0;
                          }
tempvoltime=nowvoltime;
}
}
return 0;
}

  希望有帮助

MP4v2把h264录制成MP4

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