/* ScummVM - Scumm Interpreter * Copyright (C) 2001-2005 The ScummVM project * * 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. * * $Header$ */ #ifndef BUNDLE_MGR_H #define BUNDLE_MGR_H #include "common/scummsys.h" #include "common/file.h" #include "scumm/util.h" namespace Scumm { class BundleDirCache { public: struct AudioTable { char filename[24]; int32 offset; int32 size; }; private: struct FileDirCache { char fileName[20]; AudioTable *bundleTable; int32 numFiles; bool compressedBun; } _budleDirCache[4]; public: BundleDirCache(); ~BundleDirCache(); int matchFile(const char *filename); AudioTable *getTable(const char *filename, int slot); int32 getNumFiles(const char *filename, int slot); bool isCompressed(int slot); }; class BundleMgr { private: struct CompTable { int32 offset; int32 size; int32 codec; }; BundleDirCache *_cache; BundleDirCache::AudioTable *_bundleTable; CompTable *_compTable; int _numFiles; int _numCompItems; int _curSample; ScummFile _file; bool _compTableLoaded; int _fileBundleId; byte _compOutput[0x2000]; byte *_compInput; int _outputSize; int _lastBlock; bool loadCompTable(int32 index); public: BundleMgr(BundleDirCache *_cache); ~BundleMgr(); bool open(const char *filename, bool &compressed); void close(); Common::File *getFile(const char *filename, int32 &offset, int32 &size); int32 decompressSampleByName(const char *name, int32 offset, int32 size, byte **comp_final, bool header_outside); int32 decompressSampleByIndex(int32 index, int32 offset, int32 size, byte **comp_final, int header_size, bool header_outside); int32 decompressSampleByCurIndex(int32 offset, int32 size, byte **comp_final, int header_size, bool header_outside); }; namespace BundleCodecs { uint32 decode12BitsSample(const byte *src, byte **dst, uint32 size); void initializeImcTables(); #ifdef __PALM_OS__ void releaseImcTables(); #endif int32 decompressCodec(int32 codec, byte *comp_input, byte *comp_output, int32 input_size); } // End of namespace BundleCodecs } // End of namespace Scumm #endif