RGB2GrayConvert 444 modules/core/include/opencv2/core/cuda/detail/color_detail.hpp template <int bidx, typename T> static __device__ __forceinline__ T RGB2GrayConvert(const T* src) RGB2GrayConvert 449 modules/core/include/opencv2/core/cuda/detail/color_detail.hpp template <int bidx> static __device__ __forceinline__ uchar RGB2GrayConvert(uint src) RGB2GrayConvert 457 modules/core/include/opencv2/core/cuda/detail/color_detail.hpp template <int bidx> static __device__ __forceinline__ float RGB2GrayConvert(const float* src)