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Diffstat (limited to 'engines/voyeur/animation.h')
-rw-r--r-- | engines/voyeur/animation.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/engines/voyeur/animation.h b/engines/voyeur/animation.h new file mode 100644 index 0000000000..dccf409e92 --- /dev/null +++ b/engines/voyeur/animation.h @@ -0,0 +1,100 @@ +/* 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. + * + */ + +#ifndef VOYEUR_ANIMATION_H +#define VOYEUR_ANIMATION_H + +#include "video/video_decoder.h" +#include "common/list.h" +#include "common/rect.h" +#include "common/stream.h" + +namespace Video { + +/** + * Decoder for RL2 videos. + * + * Video decoder used in engines: + * - voyeur + */ +class RL2Decoder : public VideoDecoder { +public: + RL2Decoder(); + virtual ~RL2Decoder(); + + bool loadStream(Common::SeekableReadStream *stream); + + const Common::List<Common::Rect> *getDirtyRects() const; + void clearDirtyRects(); + void copyDirtyRectsToBuffer(uint8 *dst, uint pitch); + +private: + class RL2VideoTrack : public VideoTrack { + public: + RL2VideoTrack(Common::SeekableReadStream *stream); + ~RL2VideoTrack(); + + bool endOfTrack() const; + bool isRewindable() const { return true; } + bool rewind(); + + uint16 getWidth() const; + uint16 getHeight() const; + Graphics::PixelFormat getPixelFormat() const; + int getCurFrame() const { return _curFrame; } + int getFrameCount() const { return _frameCount; } + uint32 getNextFrameStartTime() const { return _nextFrameStartTime; } + const Graphics::Surface *decodeNextFrame(); + const byte *getPalette() const { _dirtyPalette = false; return _palette; } + bool hasDirtyPalette() const { return _dirtyPalette; } + + const Common::List<Common::Rect> *getDirtyRects() const { return &_dirtyRects; } + void clearDirtyRects() { _dirtyRects.clear(); } + void copyDirtyRectsToBuffer(uint8 *dst, uint pitch); + + private: + Common::SeekableReadStream *_fileStream; + Graphics::Surface *_surface; + Graphics::Surface *_backSurface; + + int _curFrame; + + byte *_palette; + mutable bool _dirtyPalette; + + uint32 _frameCount; + uint32 _videoBase; + uint32 *_frameOffset; + uint32 _frameDelay; + uint32 _nextFrameStartTime; + + Common::List<Common::Rect> _dirtyRects; + + void copyFrame(uint8 *data); + void rl2DecodeFrameWithBackground(); + void rl2DecodeFrameWithoutBackground(int screenOffset = -1); + }; +}; + +} // End of namespace Video + +#endif /* VOYEUR_ANIMATION_H */ |