| 2 |
- |
1 |
/* Copyright (C) 1992 Aladdin Enterprises. All rights reserved.
|
|
|
2 |
|
|
|
3 |
This software is provided AS-IS with no warranty, either express or
|
|
|
4 |
implied.
|
|
|
5 |
|
|
|
6 |
This software is distributed under license and may not be copied,
|
|
|
7 |
modified or distributed except as expressly authorized under the terms
|
|
|
8 |
of the license contained in the file LICENSE in this distribution.
|
|
|
9 |
|
|
|
10 |
For more information about licensing, please refer to
|
|
|
11 |
http://www.ghostscript.com/licensing/. For information on
|
|
|
12 |
commercial licensing, go to http://www.artifex.com/licensing/ or
|
|
|
13 |
contact Artifex Software, Inc., 101 Lucas Valley Road #110,
|
|
|
14 |
San Rafael, CA 94903, U.S.A., +1(415)492-9861.
|
|
|
15 |
*/
|
|
|
16 |
|
|
|
17 |
/* $Id: gxlum.h,v 1.4 2002/02/21 22:24:53 giles Exp $ */
|
|
|
18 |
/* Luminance computation parameters for Ghostscript */
|
|
|
19 |
|
|
|
20 |
#ifndef gxlum_INCLUDED
|
|
|
21 |
# define gxlum_INCLUDED
|
|
|
22 |
|
|
|
23 |
/* Color weights used for computing luminance. */
|
|
|
24 |
#define lum_red_weight 30
|
|
|
25 |
#define lum_green_weight 59
|
|
|
26 |
#define lum_blue_weight 11
|
|
|
27 |
#define lum_all_weights (lum_red_weight + lum_green_weight + lum_blue_weight)
|
|
|
28 |
|
|
|
29 |
#endif /* gxlum_INCLUDED */
|