1/*
2 * Author:      William Chia-Wei Cheng (bill.cheng@acm.org)
3 *
4 * Copyright (C) 2001-2009, William Chia-Wei Cheng.
5 *
6 * This file may be distributed under the terms of the Q Public License
7 * as defined by Trolltech AS of Norway and appearing in the file
8 * LICENSE.QPL included in the packaging of this file.
9 *
10 * THIS FILE IS PROVIDED AS IS WITH NO WARRANTY OF ANY KIND, INCLUDING
11 * THE WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
12 * PURPOSE.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL,
13 * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
14 * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
15 * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
16 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 *
18 * @(#)$Header: /mm2/home/cvs/bc-src/tgif/pngtrans.e,v 1.4 2011/05/16 16:21:59 william Exp $
19 */
20
21#ifndef _PNGTRANS_E_
22#define _PNGTRANS_E_
23
24#ifdef _INCLUDE_FROM_PNGTRANS_C_
25#undef extern
26#define extern
27#endif /*_INCLUDE_FROM_PNGTRANS_C_*/
28
29extern int	ParseTransColor ARGS_DECL((char*,
30				unsigned char *puch_trans_color_pixel_r,
31				unsigned char *puch_trans_color_pixel_g,
32				unsigned char *puch_trans_color_pixel_b));
33extern void	ResetPngHeaderInfo ARGS_DECL((PngHeaderInfo*));
34extern void	SetPngHeaderInfoForTransColor ARGS_DECL((PngHeaderInfo*,
35				unsigned char trans_color_pixel_r,
36				unsigned char trans_color_pixel_g,
37				unsigned char trans_color_pixel_b));
38extern int	PngFileGetTransColorInit ARGS_DECL((PngHeaderInfo*, char *fname));
39
40extern int	PngFileGetTransColor ARGS_DECL((PngHeaderInfo*));
41
42#ifdef _INCLUDE_FROM_PNGTRANS_C_
43#undef extern
44#ifndef _NO_RECURSIVE_EXTERN
45#define extern extern
46#endif /* ~_NO_RECURSIVE_EXTERN */
47#endif /*_INCLUDE_FROM_PNGTRANS_C_*/
48
49#endif /*_PNGTRANS_E_*/
50