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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.
*
*/
/**
* @file
* Image decoder used in engines:
* - groovie
* - mohawk
* - wintermute
*/
#ifndef GRAPHICS_JPEG_H
#define GRAPHICS_JPEG_H
#include "graphics/surface.h"
#include "graphics/decoders/image_decoder.h"
namespace Common {
class SeekableReadStream;
}
namespace Graphics {
class JPEGDecoder : public ImageDecoder {
public:
JPEGDecoder();
~JPEGDecoder();
// ImageDecoder API
void destroy();
bool loadStream(Common::SeekableReadStream &str);
const Surface *getSurface() const;
const Surface &getYComponent() const { return _yComponent; }
const Surface &getUComponent() const { return _uComponent; }
const Surface &getVComponent() const { return _vComponent; }
private:
// mutable so that we can convert to RGB only during
// a getSurface() call while still upholding the
// const requirement in other ImageDecoders
mutable Graphics::Surface *_rgbSurface;
Graphics::Surface _yComponent;
Graphics::Surface _uComponent;
Graphics::Surface _vComponent;
};
} // End of Graphics namespace
#endif // GRAPHICS_JPEG_H
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