1.dump h264/h265的NALU(VPS/SPS/PPS)与数据
路径：frameworks/av/media/libstagefright/MPEG4Writer.cpp

<1>.dump vps/sps/pps to /data/dump_data.h264 file
status_t MPEG4Writer::Track::makeHEVCCodecSpecificData(const uint8_t *data, size_t size) {                                                                                                                                                                                                                                                                                                                                                                         
  ALOGE("makeHEVCCodecSpecificData [ size = %zu ]", size);                                                                                                                                            
  if (mCodecSpecificData != NULL) {