SobelXPtr         161 modules/cudev/include/opencv2/cudev/ptr2d/deriv.hpp template <class SrcPtr> struct SobelXPtrSz : SobelXPtr<SrcPtr>
SobelXPtr         182 modules/cudev/include/opencv2/cudev/ptr2d/deriv.hpp template <class SrcPtr> struct PtrTraits< SobelXPtrSz<SrcPtr> > : PtrTraitsBase<SobelXPtrSz<SrcPtr>, SobelXPtr<SrcPtr> >