RGB2Lab 1620 modules/core/include/opencv2/core/cuda/detail/color_detail.hpp struct RGB2Lab<uchar, scn, dcn, srgb, blueIdx> RGB2Lab 1635 modules/core/include/opencv2/core/cuda/detail/color_detail.hpp struct RGB2Lab<float, scn, dcn, srgb, blueIdx> RGB2Lab 958 modules/cudev/include/opencv2/cudev/functional/detail/color_cvt.hpp template <int scn, int dcn, bool srgb, int blueIdx> struct RGB2Lab<uchar, scn, dcn, srgb, blueIdx> RGB2Lab 1001 modules/cudev/include/opencv2/cudev/functional/detail/color_cvt.hpp template <int scn, int dcn, bool srgb, int blueIdx> struct RGB2Lab<float, scn, dcn, srgb, blueIdx>