calcBtvRegularization  445 modules/superres/src/btv_l1.cpp     void calcBtvRegularization(InputArray _src, OutputArray _dst, int btvKernelSize,
calcBtvRegularization  190 modules/superres/src/btv_l1_cuda.cpp     void calcBtvRegularization(const GpuMat& src, GpuMat& dst, int btvKernelSize)