IMG_bmp.c
author Sam Lantinga <slouken@lokigames.com>
Thu, 10 Aug 2000 06:05:39 +0000
changeset 0 76be7dab668c
child 53 96b084473b47
permissions -rw-r--r--
Initial revision
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/*
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    IMGLIB:  An example image loading library for use with SDL
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    Copyright (C) 1999  Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Library General Public
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    License as published by the Free Software Foundation; either
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    version 2 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Library General Public License for more details.
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    You should have received a copy of the GNU Library General Public
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    License along with this library; if not, write to the Free
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    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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    Sam Lantinga
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    5635-34 Springhouse Dr.
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    Pleasanton, CA 94588 (USA)
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    slouken@devolution.com
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*/
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/* This is a BMP image file loading framework */
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#include <stdio.h>
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#include <string.h>
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#include "SDL_image.h"
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#ifdef LOAD_BMP
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/* See if an image is contained in a data source */
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int IMG_isBMP(SDL_RWops *src)
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{
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	int is_BMP;
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	char magic[2];
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	is_BMP = 0;
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	if ( SDL_RWread(src, magic, 2, 1) ) {
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		if ( strncmp(magic, "BM", 2) == 0 ) {
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			is_BMP = 1;
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		}
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	}
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	return(is_BMP);
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}
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/* Load a BMP type image from an SDL datasource */
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SDL_Surface *IMG_LoadBMP_RW(SDL_RWops *src)
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{
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	return(SDL_LoadBMP_RW(src, 0));
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}
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#else
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/* See if an image is contained in a data source */
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int IMG_isBMP(SDL_RWops *src)
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{
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	return(0);
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}
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/* Load a BMP type image from an SDL datasource */
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SDL_Surface *IMG_LoadBMP_RW(SDL_RWops *src)
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{
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	return(NULL);
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}
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#endif /* LOAD_BMP */