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imuse_mcmp_mgr.h

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00001 /* ResidualVM - A 3D game interpreter
00002  *
00003  * ResidualVM is the legal property of its developers, whose names
00004  * are too numerous to list here. Please refer to the COPYRIGHT
00005  * file distributed with this source distribution.
00006  *
00007  * This program is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU General Public License
00009  * as published by the Free Software Foundation; either version 2
00010  * of the License, or (at your option) any later version.
00011  *
00012  * This program is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU General Public License
00018  * along with this program; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00020  *
00021  */
00022 
00023 #ifndef GRIM_MCMP_MGR_H
00024 #define GRIM_MCMP_MGR_H
00025 
00026 namespace Grim {
00027 
00028 class McmpMgr {
00029 private:
00030 
00031     struct CompTable {
00032         byte codec;
00033         int32 decompSize;
00034         int32 compSize;
00035         int32 offset;
00036     };
00037 
00038     CompTable *_compTable;
00039     int16 _numCompItems;
00040     int _curSample;
00041     Common::SeekableReadStream *_file;
00042     byte _compOutput[0x2000];
00043     byte *_compInput;
00044     int _outputSize;
00045     int _lastBlock;
00046 
00047 public:
00048 
00049     McmpMgr();
00050     ~McmpMgr();
00051 
00052     bool openSound(const char *filename, Common::SeekableReadStream *data, int &offsetData);
00053     int32 decompressSample(int32 offset, int32 size, byte **comp_final);
00054 };
00055 
00056 } // end of namespace Grim
00057 
00058 #endif


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