1 /*****************************************************************************
2 * This file is part of gfxprim library. *
4 * Gfxprim is free software; you can redistribute it and/or *
5 * modify it under the terms of the GNU Lesser General Public *
6 * License as published by the Free Software Foundation; either *
7 * version 2.1 of the License, or (at your option) any later version. *
9 * Gfxprim is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
12 * Lesser General Public License for more details. *
14 * You should have received a copy of the GNU Lesser General Public *
15 * License along with gfxprim; if not, write to the Free Software *
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, *
17 * Boston, MA 02110-1301 USA *
19 * Copyright (C) 2009-2014 Cyril Hrubis <metan@ucw.cz> *
21 *****************************************************************************/
25 JPEG support using jpeg library.
29 #ifndef LOADERS_GP_JPG_H
30 #define LOADERS_GP_JPG_H
32 #include "loaders/GP_Loader.h"
35 * Extended loading function.
37 int GP_ReadJPGEx(GP_IO
*io
, GP_Pixmap
**img
,
38 GP_DataStorage
*storage
, GP_ProgressCallback
*callback
);
40 int GP_LoadJPGEx(const char *src_path
, GP_Pixmap
**img
,
41 GP_DataStorage
*storage
, GP_ProgressCallback
*callback
);
44 * Loads a JPEG image from a file.
46 GP_Pixmap
*GP_LoadJPG(const char *src_path
, GP_ProgressCallback
*callback
);
49 * Reads a JPEG image from an I/O stream.
51 GP_Pixmap
*GP_ReadJPG(GP_IO
*io
, GP_ProgressCallback
*callback
);
54 * Writes JPEG into an I/O stream.
56 int GP_WriteJPG(const GP_Pixmap
*src
, GP_IO
*io
,
57 GP_ProgressCallback
*callback
);
60 * Saves JPEG to a file.
62 int GP_SaveJPG(const GP_Pixmap
*src
, const char *dst_path
,
63 GP_ProgressCallback
*callback
);
66 * Looks for JPEG file signature. Returns non-zero if found.
68 int GP_MatchJPG(const void *buf
);
70 extern GP_Loader GP_JPG
;
72 #endif /* LOADERS_GP_JPG_H */