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+/* ============================================================
+ *
+ * This file is a part of digiKam project
+ * http://www.digikam.org
+ *
+ * Date        : 2007-16-01
+ * Description : white balance color correction.
+ * 
+ * Copyright (C) 2007-2008 by Gilles Caulier <caulier dot gilles at gmail dot com>
+ * Copyright (C) 2008 by Guillaume Castagnino <casta at xwing dot info>
+ *
+ * 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 WHITEBALANCE_H
+#define WHITEBALANCE_H
+
+// Digikam includes.
+
+#include "digikam_export.h"
+
+class TQColor;
+
+namespace Digikam
+{
+
+class WhiteBalancePriv;
+
+class DIGIKAM_EXPORT WhiteBalance
+{
+
+public:
+    
+    WhiteBalance(bool sixteenBit);
+    ~WhiteBalance();
+
+    void whiteBalance(uchar *data, int width, int height, bool sixteenBit, 
+                      double black=0.0, double exposition=0.0,
+                      double temperature=6500.0, double green=1.0, double dark=0.5, 
+                      double gamma=1.0, double saturation=1.0);
+
+    static void autoExposureAdjustement(uchar* data, int width, int height, bool sb,
+                                        double &black, double &expo); 
+
+    static void autoWBAdjustementFromColor(const TQColor &tc, double &temperature, double &green); 
+
+private:
+
+    void setRGBmult();
+    static void setRGBmult(double &temperature, double &green, float &mr, float &mg, float &mb);
+    void setLUTv();
+    void adjustWhiteBalance(uchar *data, int width, int height, bool sixteenBit);
+    inline unsigned short pixelColor(int colorMult, int index, int value);
+
+private:
+
+    WhiteBalancePriv* d;
+};
+
+}  // NameSpace Digikam
+
+#endif /* WHITEBALANCE_H */