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101 lines
2.8 KiB
C
101 lines
2.8 KiB
C
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/* 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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*/
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#ifndef VOYEUR_ANIMATION_H
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#define VOYEUR_ANIMATION_H
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#include "video/video_decoder.h"
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#include "common/list.h"
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#include "common/rect.h"
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#include "common/stream.h"
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namespace Video {
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/**
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* Decoder for RL2 videos.
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*
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* Video decoder used in engines:
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* - voyeur
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*/
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class RL2Decoder : public VideoDecoder {
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public:
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RL2Decoder();
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virtual ~RL2Decoder();
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bool loadStream(Common::SeekableReadStream *stream);
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const Common::List<Common::Rect> *getDirtyRects() const;
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void clearDirtyRects();
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void copyDirtyRectsToBuffer(uint8 *dst, uint pitch);
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private:
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class RL2VideoTrack : public VideoTrack {
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public:
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RL2VideoTrack(Common::SeekableReadStream *stream);
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~RL2VideoTrack();
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bool endOfTrack() const;
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bool isRewindable() const { return true; }
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bool rewind();
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uint16 getWidth() const;
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uint16 getHeight() const;
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Graphics::PixelFormat getPixelFormat() const;
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int getCurFrame() const { return _curFrame; }
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int getFrameCount() const { return _frameCount; }
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uint32 getNextFrameStartTime() const { return _nextFrameStartTime; }
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const Graphics::Surface *decodeNextFrame();
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const byte *getPalette() const { _dirtyPalette = false; return _palette; }
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bool hasDirtyPalette() const { return _dirtyPalette; }
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const Common::List<Common::Rect> *getDirtyRects() const { return &_dirtyRects; }
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void clearDirtyRects() { _dirtyRects.clear(); }
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void copyDirtyRectsToBuffer(uint8 *dst, uint pitch);
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private:
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Common::SeekableReadStream *_fileStream;
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Graphics::Surface *_surface;
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Graphics::Surface *_backSurface;
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int _curFrame;
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byte *_palette;
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mutable bool _dirtyPalette;
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uint32 _frameCount;
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uint32 _videoBase;
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uint32 *_frameOffset;
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uint32 _frameDelay;
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uint32 _nextFrameStartTime;
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Common::List<Common::Rect> _dirtyRects;
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void copyFrame(uint8 *data);
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void rl2DecodeFrameWithBackground();
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void rl2DecodeFrameWithoutBackground(int screenOffset = -1);
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};
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};
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} // End of namespace Video
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#endif /* VOYEUR_ANIMATION_H */
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