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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#ifndef GRAPHICS_DXA_PLAYER_H
#define GRAPHICS_DXA_PLAYER_H
#include "common/scummsys.h"
#include "common/file.h"
namespace Common {
class File;
}
namespace Graphics {
enum ScaleMode {
S_NONE,
S_INTERLACED,
S_DOUBLE
};
class DXAPlayer {
protected:
byte *_frameBuffer1;
byte *_frameBuffer2;
byte *_scaledBuffer;
byte *_drawBuffer;
uint16 _width;
uint16 _height, _curHeight;
uint16 _framesCount;
uint32 _framesPerSec;
uint16 _frameNum;
uint32 _frameSize;
uint16 _frameSkipped;
uint32 _frameTicks;
ScaleMode _scaleMode;
public:
DXAPlayer();
virtual ~DXAPlayer();
Common::SeekableReadStream *_fd;
/**
* Returns the width of the video
* @return the width of the video
*/
int getWidth();
/**
* Returns the height of the video
* @return the height of the video
*/
int getHeight();
/**
* Returns the current frame number of the video
* @return the current frame number of the video
*/
int getCurFrame();
/**
* Returns the amount of frames in the video
* @return the amount of frames in the video
*/
int getFrameCount();
/**
* Load a DXA encoded video file
* @param filename the filename to load
*/
bool loadFile(const char *filename);
/**
* Close a DXA encoded video file
*/
void closeFile();
protected:
/**
* Set palette, based on current frame
* @param pal the palette data
*/
virtual void setPalette(byte *pal) = 0;
/**
* Copy current frame into the specified position of the destination
* buffer.
* @param dst the buffer
* @param x the x position of the buffer
* @param y the y position of the buffer
* @param pitch the pitch of buffer
*/
void copyFrameToBuffer(byte *dst, uint x, uint y, uint pitch);
/**
* Decode the next frame
*/
void decodeNextFrame();
void decodeZlib(byte *data, int size, int totalSize);
void decode12(byte *data, int size, int totalSize);
void decode13(byte *data, int size, int totalSize);
};
} // End of namespace Graphics
#endif
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