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diff --git a/digikam/libs/dimg/filters/bcgmodifier.h b/digikam/libs/dimg/filters/bcgmodifier.h
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+/* ============================================================
+ *
+ * This file is a part of digiKam project
+ * http://www.digikam.org
+ *
+ * Date        : 2005-03-06
+ * Description : a Brightness/Contrast/Gamma image filter.
+ * 
+ * Copyright (C) 2005 by Renchi Raju <renchi@pooh.tam.uiuc.edu>
+ * Copyright (C) 2005-2008 by Gilles Caulier <caulier dot gilles at gmail dot com> 
+ *
+ * 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 BCGMODIFIER_H
+#define BCGMODIFIER_H
+
+// Local includes.
+
+#include "digikam_export.h"
+
+namespace Digikam
+{
+
+class DImg;
+class BCGModifierPriv;
+
+class DIGIKAM_EXPORT BCGModifier
+{
+
+public:
+
+    enum CHANNEL
+    {
+        CHANNEL_ALL=0,
+        CHANNEL_RED,
+        CHANNEL_GREEN,
+        CHANNEL_BLUE
+    };
+
+public:
+
+    BCGModifier();
+    ~BCGModifier();
+
+    void reset();
+    bool modified() const;
+
+    void setChannel(int channel);
+    void setGamma(double val);
+    void setBrightness(double val);
+    void setContrast(double val);
+    void applyBCG(DImg& image);
+    void applyBCG(uchar *bits, uint width, uint height, bool sixteenBits);
+
+private:
+
+    BCGModifierPriv* d;
+};
+
+}  // NameSpace Digikam
+
+#endif /* BCGMODIFIER_H */