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91 lines
2.5 KiB
C++
91 lines
2.5 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 GROOVIE_ROQ_H
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#define GROOVIE_ROQ_H
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#include "groovie/player.h"
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namespace Groovie {
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class GroovieEngine;
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struct ROQBlockHeader {
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uint16 type;
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uint32 size;
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uint16 param;
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};
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class ROQPlayer : public VideoPlayer {
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public:
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ROQPlayer(GroovieEngine *vm);
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~ROQPlayer();
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protected:
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uint16 loadInternal();
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bool playFrameInternal();
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private:
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bool readBlockHeader(ROQBlockHeader &blockHeader);
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bool processBlock();
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bool processBlockInfo(ROQBlockHeader &blockHeader);
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bool processBlockQuadCodebook(ROQBlockHeader &blockHeader);
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bool processBlockQuadVector(ROQBlockHeader &blockHeader);
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void processBlockQuadVectorBlock(int baseX, int baseY, int8 Mx, int8 My);
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void processBlockQuadVectorBlockSub(int baseX, int baseY, int8 Mx, int8 My);
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bool processBlockStill(ROQBlockHeader &blockHeader);
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bool processBlockSoundMono(ROQBlockHeader &blockHeader);
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bool processBlockSoundStereo(ROQBlockHeader &blockHeader);
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bool processBlockAudioContainer(ROQBlockHeader &blockHeader);
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void paint2(byte i, int destx, int desty);
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void paint4(byte i, int destx, int desty);
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void paint8(byte i, int destx, int desty);
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void copy(byte size, int destx, int desty, int offx, int offy);
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// Block coding type
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byte getCodingType();
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uint16 _codingType;
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byte _codingTypeCount;
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// Codebooks
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uint16 _num2blocks;
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uint16 _num4blocks;
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byte _codebook2[256 * 10];
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byte _codebook4[256 * 4];
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// Buffers
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Graphics::Surface *_bg;
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Graphics::Surface *_currBuf, *_prevBuf;
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void buildShowBuf();
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byte _scaleX, _scaleY;
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byte _offScale;
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bool _dirty;
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byte _alpha;
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};
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} // End of Groovie namespace
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#endif // GROOVIE_ROQ_H
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