reduceToColumn     96 modules/cudev/include/opencv2/cudev/grid/detail/reduce_to_column.hpp     __global__ void reduceToColumn(const SrcPtr src, ResType* dst, const MaskPtr mask, const int cols)
reduceToColumn    125 modules/cudev/include/opencv2/cudev/grid/detail/reduce_to_column.hpp     __host__ void reduceToColumn(const SrcPtr& src, ResType* dst, const MaskPtr& mask, int rows, int cols, cudaStream_t stream)