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diff --git a/src/imageplugins/lensdistortion/lensdistortion.h b/src/imageplugins/lensdistortion/lensdistortion.h
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+++ b/src/imageplugins/lensdistortion/lensdistortion.h
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+/* ============================================================
+ *
+ * This file is a part of digiKam project
+ * http://www.digikam.org
+ *
+ * Date        : 2005-05-25
+ * Description : lens distortion algorithm.
+ * 
+ * Copyright (C) 2005-2007 by Gilles Caulier <caulier dot gilles at gmail dot com>
+ * Copyright (C) 2001-2003 by David Hodson <hodsond@acm.org>
+ * 
+ * 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, 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.
+ * 
+ * ============================================================ */
+  
+#ifndef LENS_DISTORTION_H
+#define LENS_DISTORTION_H
+
+// Digikam includes.
+
+#include "dimgthreadedfilter.h"
+
+namespace DigikamLensDistortionImagesPlugin
+{
+
+class LensDistortion : public Digikam::DImgThreadedFilter
+{
+
+public:
+    
+    LensDistortion(Digikam::DImg *orgImage, TQObject *parent=0, double main=0.0, 
+                   double edge=0.0, double rescale=0.0, double brighten=0.0,
+                   int center_x=0, int center_y=0);
+    
+    ~LensDistortion(){};
+            
+private:  
+
+    virtual void filterImage(void);
+
+private:  
+
+    int    m_centre_x;
+    int    m_centre_y;
+
+    double m_main;
+    double m_edge;
+    double m_rescale;
+    double m_brighten;
+};    
+
+}  // NameSpace DigikamLensDistortionImagesPlugin
+
+#endif /* LENS_DISTORTION_H */