upscale           269 modules/superres/src/btv_l1.cpp     void upscale(InputArray _src, OutputArray _dst, int scale)
upscale           147 modules/superres/src/btv_l1_cuda.cpp     void upscale(const GpuMat& src, GpuMat& dst, int scale, Stream& stream)
upscale            82 modules/superres/src/opencl/superres_btvl1.cl __kernel void upscale(__global const uchar * srcptr, int src_step, int src_offset, int src_rows, int src_cols,