DefaultTransformFunctorTraits  789 modules/core/include/opencv2/core/cuda/functional.hpp     template <typename Func> struct TransformFunctorTraits : DefaultTransformFunctorTraits<Func> {};
DefaultTransformFunctorTraits  792 modules/core/include/opencv2/core/cuda/functional.hpp     template <> struct TransformFunctorTraits< type > : DefaultTransformFunctorTraits< type >