vabsdiff4 799 modules/core/include/opencv2/core/cuda/simd_functions.hpp static __device__ __forceinline__ unsigned int vabsdiff4(unsigned int a, unsigned int b) vabsdiff4 847 modules/cudev/include/opencv2/cudev/util/simd_functions.hpp __device__ __forceinline__ uint vabsdiff4(uint a, uint b)