CV_CUDEV_DESCALE 61 modules/cudev/include/opencv2/cudev/functional/detail/color_cvt.hpp #define CV_CUDEV_DESCALE(x, n) (((x) + (1 << ((n)-1))) >> (n)) CV_CUDEV_DESCALE 1279 modules/cudev/include/opencv2/cudev/functional/detail/color_cvt.hpp #undef CV_CUDEV_DESCALE