void CALLBACK StreamDataCallBack(int nDeviceID, int nWidth, int nHeight, int nStreamDataType, LPBYTE pData, int nDataSize, wchar_t* strTime, LPVOID pUserParam)
{
    int videoHeaderSize = sizeof(W4NVMS_StructRawVideoHeader);
    W4NVMS_StructRawVideoHeader* videoHeader = (W4NVMS_StructRawVideoHeader *)pData;
    //videoStream에서 헤더 뒤에 영상 데이터가 있음
    char *pVideoBuffer = (char *)(pData + videoHeaderSize);
}