Function SmoothImage

src/colmap/image/warp.cc:242–255

}

void SmoothImage(const float* data,
                 const int rows,
                 const int cols,
                 const float sigma_r,
                 const float sigma_c,
                 float* smoothed) {
  THROW_CHECK_NOTNULL(data);
  THROW_CHECK_NOTNULL(smoothed);
  THROW_CHECK_GT(rows, 0);
  THROW_CHECK_GT(cols, 0);
  THROW_CHECK_GT(sigma_r, 0);
  THROW_CHECK_GT(sigma_c, 0);
  vl_imsmooth_f(smoothed, cols, data, cols, rows, cols, sigma_c, sigma_r);
}

void DownsampleImage(const float* data,
                     const int rows,