Searched refs:source_prev_pixel (Results 1 – 1 of 1) sorted by relevance
550 const U* source_prev_pixel = source_row; in DerivativeX() local554 *dest_pixel++ = HalfDiff(*source_prev_pixel++, *source_next_pixel++); in DerivativeX()581 const U* source_prev_pixel = original[y - 1]; in DerivativeY() local584 *dest_row++ = HalfDiff(*source_prev_pixel++, *source_next_pixel++); in DerivativeY()