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88 lines
2.4 KiB
C++
88 lines
2.4 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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/*
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* This code is based on Labyrinth of Time code with assistance of
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*
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* Copyright (c) 1993 Terra Nova Development
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* Copyright (c) 2004 The Wyrmkeep Entertainment Co.
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*
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*/
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#ifndef LAB_DIFF_H
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#define LAB_DIFF_H
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#include "lab/stddefines.h"
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#include "common/file.h"
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namespace Lab {
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struct DIFFHeader {
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uint16 Version, x, y;
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char depth, fps;
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uint32 BufferSize;
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uint16 Machine;
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uint32 Flags;
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};
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struct BitMap {
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uint16 BytesPerRow, Rows;
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byte Flags;
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byte *Planes[16];
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};
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#define BITMAPF_VIDEO (1<<7)
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/* unDiff.c */
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void initOffsets(uint16 bytesperrow);
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bool unDIFFMemory(byte *Dest, /* Where to Un-DIFF */
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byte *diff, /* The DIFFed code. */
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uint16 HeaderSize, /* Size of header (1, 2 or 4 bytes)
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(only supports 1 currently */
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uint16 CopySize); /* Size of minimum copy or skip.
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(1, 2 or 4 bytes) */
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bool VUnDIFFMemory(byte *Dest, byte *diff, uint16 HeaderSize, uint16 CopySize, uint16 bytesperrow);
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void runLengthDecode(byte *Dest, byte *Source);
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void VRunLengthDecode(byte *Dest, byte *Source, uint16 bytesperrow);
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/* readDiff.c */
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void blackScreen();
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void blackAllScreen();
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void whiteScreen();
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bool readDiff(bool playonce);
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void diffNextFrame();
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void readSound(bool waitTillFinished, Common::File *file);
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void stopDiff();
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void stopDiffEnd();
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void stopSound();
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} // End of namespace Lab
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#endif /* LAB_DIFF_H */
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