2 SDL_image: An example image loading library for use with SDL
3 Copyright (C) 1997-2009 Sam Lantinga
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with this library; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 /* A simple library to load images of various formats as SDL surfaces */
29 #include "SDL_version.h"
30 #include "begin_code.h"
32 /* Set up for C function definitions, even when using C++ */
37 /* Printable format: "%d.%d.%d", MAJOR, MINOR, PATCHLEVEL
39 #define SDL_IMAGE_MAJOR_VERSION 1
40 #define SDL_IMAGE_MINOR_VERSION 2
41 #define SDL_IMAGE_PATCHLEVEL 11
43 /* This macro can be used to fill a version structure with the compile-time
44 * version of the SDL_image library.
46 #define SDL_IMAGE_VERSION(X) \
48 (X)->major = SDL_IMAGE_MAJOR_VERSION; \
49 (X)->minor = SDL_IMAGE_MINOR_VERSION; \
50 (X)->patch = SDL_IMAGE_PATCHLEVEL; \
53 /* This function gets the version of the dynamically linked SDL_image library.
54 it should NOT be used to fill a version structure, instead you should
55 use the SDL_IMAGE_VERSION() macro.
57 extern DECLSPEC const SDL_version * SDLCALL IMG_Linked_Version(void);
61 IMG_INIT_JPG = 0x00000001,
62 IMG_INIT_PNG = 0x00000002,
63 IMG_INIT_TIF = 0x00000004
66 /* Loads dynamic libraries and prepares them for use. Flags should be
67 one or more flags from IMG_InitFlags OR'd together.
68 It returns the flags successfully initialized, or 0 on failure.
70 extern DECLSPEC int SDLCALL IMG_Init(int flags);
72 /* Unloads libraries loaded with IMG_Init */
73 extern DECLSPEC void SDLCALL IMG_Quit(void);
75 /* Load an image from an SDL data source.
76 The 'type' may be one of: "BMP", "GIF", "PNG", etc.
78 If the image format supports a transparent pixel, SDL will set the
79 colorkey for the surface. You can enable RLE acceleration on the
80 surface afterwards by calling:
81 SDL_SetColorKey(image, SDL_RLEACCEL, image->format->colorkey);
83 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadTyped_RW(SDL_RWops *src, int freesrc, char *type);
84 /* Convenience functions */
85 extern DECLSPEC SDL_Surface * SDLCALL IMG_Load(const char *file);
86 extern DECLSPEC SDL_Surface * SDLCALL IMG_Load_RW(SDL_RWops *src, int freesrc);
88 /* Invert the alpha of a surface for use with OpenGL
89 This function is now a no-op, and only provided for backwards compatibility.
91 extern DECLSPEC int SDLCALL IMG_InvertAlpha(int on);
93 /* Functions to detect a file type, given a seekable source */
94 extern DECLSPEC int SDLCALL IMG_isICO(SDL_RWops *src);
95 extern DECLSPEC int SDLCALL IMG_isCUR(SDL_RWops *src);
96 extern DECLSPEC int SDLCALL IMG_isBMP(SDL_RWops *src);
97 extern DECLSPEC int SDLCALL IMG_isGIF(SDL_RWops *src);
98 extern DECLSPEC int SDLCALL IMG_isJPG(SDL_RWops *src);
99 extern DECLSPEC int SDLCALL IMG_isLBM(SDL_RWops *src);
100 extern DECLSPEC int SDLCALL IMG_isPCX(SDL_RWops *src);
101 extern DECLSPEC int SDLCALL IMG_isPNG(SDL_RWops *src);
102 extern DECLSPEC int SDLCALL IMG_isPNM(SDL_RWops *src);
103 extern DECLSPEC int SDLCALL IMG_isTIF(SDL_RWops *src);
104 extern DECLSPEC int SDLCALL IMG_isXCF(SDL_RWops *src);
105 extern DECLSPEC int SDLCALL IMG_isXPM(SDL_RWops *src);
106 extern DECLSPEC int SDLCALL IMG_isXV(SDL_RWops *src);
108 /* Individual loading functions */
109 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadICO_RW(SDL_RWops *src);
110 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadCUR_RW(SDL_RWops *src);
111 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadBMP_RW(SDL_RWops *src);
112 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadGIF_RW(SDL_RWops *src);
113 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadJPG_RW(SDL_RWops *src);
114 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadLBM_RW(SDL_RWops *src);
115 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadPCX_RW(SDL_RWops *src);
116 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadPNG_RW(SDL_RWops *src);
117 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadPNM_RW(SDL_RWops *src);
118 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadTGA_RW(SDL_RWops *src);
119 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadTIF_RW(SDL_RWops *src);
120 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadXCF_RW(SDL_RWops *src);
121 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadXPM_RW(SDL_RWops *src);
122 extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadXV_RW(SDL_RWops *src);
124 extern DECLSPEC SDL_Surface * SDLCALL IMG_ReadXPMFromArray(char **xpm);
126 /* We'll use SDL for reporting errors */
127 #define IMG_SetError SDL_SetError
128 #define IMG_GetError SDL_GetError
130 /* Ends C function definitions when using C++ */
134 #include "close_code.h"
136 #endif /* _SDL_IMAGE_H */