template<int SRC_Y,int SRC_UV,int ROWS,int COLS,int NPC=1,int NPC_UV=1, int XFCVDEPTH_IN_0 = _XFCVDEPTH_DEFAULT, int XFCVDEPTH_IN_1 = _XFCVDEPTH_DEFAULT, int XFCVDEPTH_IN_2 = _XFCVDEPTH_DEFAULT, int XFCVDEPTH_IN_3 = _XFCVDEPTH_DEFAULT>
void nv122nv21(xf::cv::Mat<SRC_Y, ROWS, COLS, NPC, XFCVDEPTH_IN_0> & _y,xf::cv::Mat<SRC_UV, ROWS/2, COLS/2, NPC_UV, XFCVDEPTH_IN_1> & _uv,xf::cv::Mat<SRC_Y, ROWS, COLS, NPC, XFCVDEPTH_IN_2> & out_y,xf::cv::Mat<SRC_UV, ROWS/2, COLS/2, NPC_UV, XFCVDEPTH_IN_3> & out_uv)