| /* |
| * jcsample.h |
| * |
| * This file was part of the Independent JPEG Group's software: |
| * Copyright (C) 1991-1996, Thomas G. Lane. |
| * For conditions of distribution and use, see the accompanying README.ijg |
| * file. |
| */ |
| |
| LOCAL(void) |
| expand_right_edge(JSAMPARRAY image_data, int num_rows, JDIMENSION input_cols, |
| JDIMENSION output_cols) |
| { |
| register JSAMPROW ptr; |
| register JSAMPLE pixval; |
| register int count; |
| int row; |
| int numcols = (int)(output_cols - input_cols); |
| |
| if (numcols > 0) { |
| for (row = 0; row < num_rows; row++) { |
| ptr = image_data[row] + input_cols; |
| pixval = ptr[-1]; |
| for (count = numcols; count > 0; count--) |
| *ptr++ = pixval; |
| } |
| } |
| } |