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diff --git a/src/graphics/GPUHueSatFilter.h b/src/graphics/GPUHueSatFilter.h
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+++ b/src/graphics/GPUHueSatFilter.h
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+//
+////  libavg - Media Playback Engine. 
+////  Copyright (C) 2003-2011 Ulrich von Zadow
+////
+////  This library is free software; you can redistribute it and/or
+////  modify it under the terms of the GNU Lesser General Public
+////  License as published by the Free Software Foundation; either
+////  version 2 of the License, or (at your option) any later version.
+////
+////  This library 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
+////  Lesser General Public License for more details.
+////
+////  You should have received a copy of the GNU Lesser General Public
+////  License along with this library; if not, write to the Free Software
+////  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+////
+////  Current versions can be found at www.libavg.de
+////
+//
+
+#ifndef _GPUHueSatFilter_H_
+#define _GPUHueSatFilter_H_
+
+#include "../api.h"
+
+#include "GPUFilter.h"
+#include "GLShaderParam.h"
+
+namespace avg {
+
+class AVG_API GPUHueSatFilter: public GPUFilter
+{
+public:
+    GPUHueSatFilter(const IntPoint& size, bool bUseAlpha, bool bStandalone=true);
+    virtual ~GPUHueSatFilter();
+
+    virtual void applyOnGPU(GLTexturePtr pSrcTex);
+    void setParams(int hue, int saturation=1, int lightness_offset=0,
+            bool colorize=false);
+
+private:
+    float m_LightnessOffset;
+    float m_Hue;
+    float m_Saturation;
+    bool m_bColorize;
+
+    FloatGLShaderParamPtr m_pHueParam;
+    FloatGLShaderParamPtr m_pSatParam;
+    FloatGLShaderParamPtr m_pLightnessParam;
+    IntGLShaderParamPtr m_pColorizeParam;
+    IntGLShaderParamPtr m_pTextureParam;
+};
+
+typedef boost::shared_ptr<GPUHueSatFilter> GPUHueSatFilterPtr;
+
+}
+#endif