mirror of
https://github.com/libretro/scummvm.git
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117 lines
3.5 KiB
C++
117 lines
3.5 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef TWINE_HQRDEPACK_H
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#define TWINE_HQRDEPACK_H
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#include "common/scummsys.h"
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namespace TwinE {
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class TwinEEngine;
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class HQRDepack {
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private:
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TwinEEngine *_engine;
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/**
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* Get a HQR entry pointer
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* @param filename HQR file name
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* @param index entry index to extract
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* @return entry real size
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* */
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int hqrVoxEntrySize(const char *filename, int32 index, int32 hiddenIndex);
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/**
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* Decompress entry based in the original expand lzss lba code
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* @param dst destination pointer where will be the decompressed entry
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* @param src compressed data pointer
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* @param decompsize real file size after decompression
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* @param mode compression mode used
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*/
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void hqrDecompressLZEntry(uint8 *dst, uint8 *src, int32 decompsize, int32 mode);
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/**
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* Decompress entry based in Yaz0r and Zink decompression code
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* @param dst destination pointer where will be the decompressed entry
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* @param src compressed data pointer
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* @param decompsize real file size after decompression
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* @param mode compression mode used
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*/
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void hqrDecompressEntry(uint8 *dst, uint8 *src, int32 decompsize, int32 mode);
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public:
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HQRDepack(TwinEEngine *engine);
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/**
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* Get a HQR entry pointer
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* @param ptr pointer to save the entry
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* @param filename HQR file name
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* @param index entry index to extract
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* @return entry real size
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*/
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int32 hqrGetEntry(uint8 *ptr, const char *filename, int32 index);
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/**
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* Get a HQR entry pointer
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* @param filename HQR file name
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* @param index entry index to extract
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* @return entry real size
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*/
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int32 hqrEntrySize(const char *filename, int32 index);
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/**
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* Get a HQR total number of entries
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* @param filename HQR file name
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* @return total number of entries
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*/
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int32 hqrNumEntries(const char *filename);
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/**
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* Get a HQR entry pointer with memory allocation
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* @param ptr pointer to save the entry
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* @param filename HQR file name
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* @param index entry index to extract
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* @return entry real size
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*/
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int32 hqrGetallocEntry(uint8 **ptr, const char *filename, int32 index);
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/**
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* Get a HQR entry pointer
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* @param ptr pointer to save the entry
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* @param filename HQR file name
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* @param index entry index to extract
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* @return entry real size
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*/
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int32 hqrGetVoxEntry(uint8 *ptr, const char *filename, int32 index, int32 hiddenIndex);
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/**
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* Get a HQR entry pointer with memory allocation
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* @param ptr pointer to save the entry
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* @param filename HQR file name
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* @param index entry index to extract
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* @return entry real size
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*/
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int32 hqrGetallocVoxEntry(uint8 **ptr, const char *filename, int32 index, int32 hiddenIndex);
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};
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} // namespace TwinE
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#endif
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