ocl_dft_cols     2149 modules/core/src/dxt.cpp             if (!ocl_dft_cols(output, _dst, nonzero_cols, flags, fftType))
ocl_dft_cols     2163 modules/core/src/dxt.cpp                 if (!ocl_dft_cols(output, output, output.cols, flags, fftType))
ocl_dft_cols     2177 modules/core/src/dxt.cpp                 if (!ocl_dft_cols(src, output, nonzero_cols, flags, fftType))