1 /* ScummVM - Graphic Adventure Engine
2  *
3  * ScummVM is the legal property of its developers, whose names
4  * are too numerous to list here. Please refer to the COPYRIGHT
5  * file distributed with this source distribution.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version 2
10  * of the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20  *
21  */
22 
23 #ifndef AGS_SHARED_UTIL_COMPRESS_H
24 #define AGS_SHARED_UTIL_COMPRESS_H
25 
26 #include "ags/shared/core/types.h"
27 #include "ags/shared/util/wgt2_allg.h"
28 
29 namespace AGS3 {
30 
31 namespace AGS {
32 namespace Shared {
33 class Stream;
34 class Bitmap;
35 } // namespace Shared
36 } // namespace AGS
37 
38 using namespace AGS; // FIXME later
39 
40 void rle_compress(Shared::Bitmap *, Shared::Stream *);
41 void rle_decompress(Shared::Bitmap *, Shared::Stream *);
42 
43 // LZW compression
44 void save_lzw(Shared::Stream *out, const Shared::Bitmap *bmpp, const RGB *pall);
45 void load_lzw(Shared::Stream *in, Shared::Bitmap **bmm, int dst_bpp, RGB *pall);
46 void savecompressed_allegro(Shared::Stream *out, const Shared::Bitmap *bmpp, const RGB *pall);
47 void loadcompressed_allegro(Shared::Stream *in, Shared::Bitmap **bimpp, RGB *pall);
48 
49 } // namespace AGS3
50 
51 #endif
52