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Diffstat (limited to 'Build/source/libs/libpng/libpng-1.6.15/contrib/gregbook/readpng.h')
-rw-r--r-- | Build/source/libs/libpng/libpng-1.6.15/contrib/gregbook/readpng.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/Build/source/libs/libpng/libpng-1.6.15/contrib/gregbook/readpng.h b/Build/source/libs/libpng/libpng-1.6.15/contrib/gregbook/readpng.h new file mode 100644 index 00000000000..fad9fe3b4c5 --- /dev/null +++ b/Build/source/libs/libpng/libpng-1.6.15/contrib/gregbook/readpng.h @@ -0,0 +1,88 @@ +/*--------------------------------------------------------------------------- + + rpng - simple PNG display program readpng.h + + --------------------------------------------------------------------------- + + Copyright (c) 1998-2007 Greg Roelofs. All rights reserved. + + This software is provided "as is," without warranty of any kind, + express or implied. In no event shall the author or contributors + be held liable for any damages arising in any way from the use of + this software. + + The contents of this file are DUAL-LICENSED. You may modify and/or + redistribute this software according to the terms of one of the + following two licenses (at your option): + + + LICENSE 1 ("BSD-like with advertising clause"): + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute + it freely, subject to the following restrictions: + + 1. Redistributions of source code must retain the above copyright + notice, disclaimer, and this list of conditions. + 2. Redistributions in binary form must reproduce the above copyright + notice, disclaimer, and this list of conditions in the documenta- + tion and/or other materials provided with the distribution. + 3. All advertising materials mentioning features or use of this + software must display the following acknowledgment: + + This product includes software developed by Greg Roelofs + and contributors for the book, "PNG: The Definitive Guide," + published by O'Reilly and Associates. + + + LICENSE 2 (GNU GPL v2 or later): + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + ---------------------------------------------------------------------------*/ + +#ifndef TRUE +# define TRUE 1 +# define FALSE 0 +#endif + +#ifndef MAX +# define MAX(a,b) ((a) > (b)? (a) : (b)) +# define MIN(a,b) ((a) < (b)? (a) : (b)) +#endif + +#ifdef DEBUG +# define Trace(x) {fprintf x ; fflush(stderr); fflush(stdout);} +#else +# define Trace(x) ; +#endif + +typedef unsigned char uch; +typedef unsigned short ush; +typedef unsigned long ulg; + + +/* prototypes for public functions in readpng.c */ + +void readpng_version_info(void); + +int readpng_init(FILE *infile, ulg *pWidth, ulg *pHeight); + +int readpng_get_bgcolor(uch *bg_red, uch *bg_green, uch *bg_blue); + +uch *readpng_get_image(double display_exponent, int *pChannels, + ulg *pRowbytes); + +void readpng_cleanup(int free_image_data); |