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https://github.com/libretro/scummvm.git
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83 lines
2.2 KiB
C++
83 lines
2.2 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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*/
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#ifndef GRAPHICS_PICT_H
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#define GRAPHICS_PICT_H
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#include "common/rect.h"
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#include "common/scummsys.h"
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#include "graphics/pixelformat.h"
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namespace Common {
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class SeekableReadStream;
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}
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namespace Graphics {
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class JPEG;
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struct Surface;
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class PictDecoder {
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public:
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PictDecoder(Graphics::PixelFormat pixelFormat);
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~PictDecoder();
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Surface *decodeImage(Common::SeekableReadStream *stream, byte *palette = 0);
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struct PixMap {
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uint32 baseAddr;
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uint16 rowBytes;
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Common::Rect bounds;
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uint16 pmVersion;
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uint16 packType;
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uint32 packSize;
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uint32 hRes;
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uint32 vRes;
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uint16 pixelType;
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uint16 pixelSize;
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uint16 cmpCount;
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uint16 cmpSize;
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uint32 planeBytes;
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uint32 pmTable;
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uint32 pmReserved;
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};
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static PixMap readPixMap(Common::SeekableReadStream *stream, bool hasBaseAddr = true);
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private:
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Common::Rect _imageRect;
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PixelFormat _pixelFormat;
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JPEG *_jpeg;
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byte _palette[256 * 3];
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bool _isPaletted;
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Graphics::Surface *_outputSurface;
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void decodeDirectBitsRect(Common::SeekableReadStream *stream, bool hasPalette);
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void decodeDirectBitsLine(byte *out, uint32 length, Common::SeekableReadStream *data, byte bitsPerPixel, byte bytesPerPixel);
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void decodeCompressedQuickTime(Common::SeekableReadStream *stream);
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void outputPixelBuffer(byte *&out, byte value, byte bitsPerPixel);
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};
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} // End of namespace Graphics
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#endif
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