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135 lines
2.9 KiB
C++
135 lines
2.9 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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* 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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* 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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* $URL$
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* $Id$
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*
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*/
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#ifndef GRAPHICS_DXA_PLAYER_H
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#define GRAPHICS_DXA_PLAYER_H
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#include "common/scummsys.h"
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#include "common/file.h"
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namespace Common {
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class File;
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}
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namespace Graphics {
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enum ScaleMode {
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S_NONE,
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S_INTERLACED,
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S_DOUBLE
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};
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class DXAPlayer {
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protected:
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byte *_frameBuffer1;
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byte *_frameBuffer2;
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byte *_scaledBuffer;
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byte *_drawBuffer;
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byte *_inBuffer;
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uint32 _inBufferSize;
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byte *_decompBuffer;
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uint32 _decompBufferSize;
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uint16 _width;
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uint16 _height, _curHeight;
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uint16 _framesCount;
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uint32 _framesPerSec;
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uint16 _frameNum;
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uint32 _frameSize;
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uint16 _frameSkipped;
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uint32 _frameTicks;
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ScaleMode _scaleMode;
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public:
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DXAPlayer();
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virtual ~DXAPlayer();
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Common::SeekableReadStream *_fd;
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/**
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* Returns the width of the video
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* @return the width of the video
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*/
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int getWidth();
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/**
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* Returns the height of the video
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* @return the height of the video
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*/
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int getHeight();
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/**
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* Returns the current frame number of the video
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* @return the current frame number of the video
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*/
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int getCurFrame();
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/**
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* Returns the amount of frames in the video
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* @return the amount of frames in the video
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*/
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int getFrameCount();
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/**
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* Load a DXA encoded video file
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* @param filename the filename to load
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*/
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bool loadFile(const char *filename);
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/**
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* Close a DXA encoded video file
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*/
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void closeFile();
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protected:
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/**
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* Set palette, based on current frame
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* @param pal the palette data
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*/
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virtual void setPalette(byte *pal) = 0;
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/**
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* Copy current frame into the specified position of the destination
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* buffer.
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* @param dst the buffer
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* @param x the x position of the buffer
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* @param y the y position of the buffer
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* @param pitch the pitch of buffer
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*/
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void copyFrameToBuffer(byte *dst, uint x, uint y, uint pitch);
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/**
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* Decode the next frame
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*/
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void decodeNextFrame();
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void decodeZlib(byte *data, int size, int totalSize);
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void decode12(int size);
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void decode13(int size);
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};
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} // End of namespace Graphics
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#endif
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