API Syntax
template <int IN_TYPE,
int OUT_TYPE,
int HEIGHT,
int WIDTH,
int NPC,
int XFCVDEPTH_IN = _XFCVDEPTH_DEFAULT,
int XFCVDEPTH_OUT = _XFCVDEPTH_DEFAULT>
void preProcess_bf16(xf::cv::Mat<IN_TYPE, HEIGHT, WIDTH, NPC, XFCVDEPTH_IN>& in_mat,
xf::cv::Mat<OUT_TYPE, HEIGHT, WIDTH, NPC, XFCVDEPTH_OUT>& out_mat,
float params[2 * XF_CHANNELS(IN_TYPE, NPC)]);