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76 lines
1.9 KiB
76 lines
1.9 KiB
/* ============================================================
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*
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* This file is a part of digiKam project
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* http://www.digikam.org
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*
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* Date : 2005-05-25
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* Description : Emboss threaded image filter.
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*
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* Copyright (C) 2005-2007 by Gilles Caulier <caulier dot gilles at gmail dot com>
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* Copyright (C) 2006-2007 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de>
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*
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* Original Emboss algorithm copyrighted 2004 by
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* Pieter Z. Voloshyn <pieter dot voloshyn at gmail dot com>.
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*
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* This program is free software; you can redistribute it
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* and/or modify it under the terms of the GNU General
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* Public License as published by the Free Software Foundation;
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* either version 2, or (at your option)
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* any later version.
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*
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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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*
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* ============================================================ */
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#ifndef EMBOSS_H
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#define EMBOSS_H
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// Digikam includes.
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#include "dimgthreadedfilter.h"
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namespace DigikamEmbossImagesPlugin
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{
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class Emboss : public Digikam::DImgThreadedFilter
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{
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public:
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Emboss(Digikam::DImg *orgImage, TQObject *parent=0, int depth=30);
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~Emboss(){};
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private:
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virtual void filterImage(void);
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void embossImage(Digikam::DImg *orgImage, Digikam::DImg *destImage, int d);
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// Function to limit the max and min values defined by the developer.
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inline int Lim_Max (int Now, int Up, int Max)
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{
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--Max;
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while (Now > Max - Up)
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--Up;
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return (Up);
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};
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inline int getOffset(int Width, int X, int Y, int bytesDepth)
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{
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return (Y * Width * bytesDepth) + (X * bytesDepth);
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};
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private:
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int m_depth;
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};
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} // NameSpace DigikamEmbossImagesPlugin
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#endif /* EMBOSS_H */
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