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SDL_image.h
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/*
IMGLIB: An example image loading library for use with SDL
Copyright (C) 1999 Sam Lantinga
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
Sam Lantinga
5635-34 Springhouse Dr.
Pleasanton, CA 94588 (USA)
slouken@devolution.com
*/
/* A simple library to load images of various formats as SDL surfaces */
#ifndef _IMG_h
#define _IMG_h
#include "SDL.h"
#include "begin_code.h"
/* Set up for C function definitions, even when using C++ */
#ifdef __cplusplus
extern "C" {
#endif
/* Load an image from an SDL data source.
The 'type' may be one of: "BMP", "GIF", "PNG", etc.
If the image format supports a transparent pixel, SDL will set the
colorkey for the surface. You can enable RLE acceleration on the
surface afterwards by calling:
SDL_SetColorKey(image, SDL_RLEACCEL, image->format->colorkey);
*/
extern DECLSPEC SDL_Surface *IMG_LoadTyped_RW(SDL_RWops *src, int freesrc,
char *type);
/* Convenience functions */
extern DECLSPEC SDL_Surface *IMG_Load(const char *file);
extern DECLSPEC SDL_Surface *IMG_Load_RW(SDL_RWops *src, int freesrc);
/* Invert the alpha of a surface for use with OpenGL
If you want to use a surface loaded with this library as an OpenGL texture,
set invart_alpha to 1. If you want to use it with SDL alpha blit routines,
set it to 0.
This function returns the old alpha inversion value.
Currently this is is only used by the PNG and TGA loaders.
*/
extern DECLSPEC int IMG_InvertAlpha(int on);
/* Functions to detect a file type, given a seekable source */
extern DECLSPEC int IMG_isBMP(SDL_RWops *src);
extern DECLSPEC int IMG_isPPM(SDL_RWops *src);
extern DECLSPEC int IMG_isPCX(SDL_RWops *src);
extern DECLSPEC int IMG_isGIF(SDL_RWops *src);
extern DECLSPEC int IMG_isJPG(SDL_RWops *src);
extern DECLSPEC int IMG_isTIF(SDL_RWops *src);
extern DECLSPEC int IMG_isPNG(SDL_RWops *src);
/* Individual loading functions */
extern DECLSPEC SDL_Surface *IMG_LoadBMP_RW(SDL_RWops *src);
extern DECLSPEC SDL_Surface *IMG_LoadPPM_RW(SDL_RWops *src);
extern DECLSPEC SDL_Surface *IMG_LoadPCX_RW(SDL_RWops *src);
extern DECLSPEC SDL_Surface *IMG_LoadGIF_RW(SDL_RWops *src);
extern DECLSPEC SDL_Surface *IMG_LoadJPG_RW(SDL_RWops *src);
extern DECLSPEC SDL_Surface *IMG_LoadTIF_RW(SDL_RWops *src);
extern DECLSPEC SDL_Surface *IMG_LoadPNG_RW(SDL_RWops *src);
extern DECLSPEC SDL_Surface *IMG_LoadTGA_RW(SDL_RWops *src);
/* We'll use SDL for reporting errors */
#define IMG_SetError SDL_SetError
#define IMG_GetError SDL_GetError
/* Ends C function definitions when using C++ */
#ifdef __cplusplus
};
#endif
#include "close_code.h"
#endif /* _IMG_h */