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diff --git a/src/plugins/lipi-toolkit/3rdparty/lipi-toolkit/src/reco/shaperec/featureextractor/l7/L7ShapeFeatureExtractor.h b/src/plugins/lipi-toolkit/3rdparty/lipi-toolkit/src/reco/shaperec/featureextractor/l7/L7ShapeFeatureExtractor.h
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index 00000000..9c48636d
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+++ b/src/plugins/lipi-toolkit/3rdparty/lipi-toolkit/src/reco/shaperec/featureextractor/l7/L7ShapeFeatureExtractor.h
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+/*****************************************************************************************
+* Copyright (c) 2006 Hewlett-Packard Development Company, L.P.
+* Permission is hereby granted, free of charge, to any person obtaining a copy of 
+* this software and associated documentation files (the "Software"), to deal in 
+* the Software without restriction, including without limitation the rights to use, 
+* copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the 
+* Software, and to permit persons to whom the Software is furnished to do so, 
+* subject to the following conditions:
+*
+* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 
+* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A 
+* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 
+* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE 
+* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 
+*****************************************************************************************/
+
+/************************************************************************
+ * SVN MACROS
+ *
+ * $LastChangedDate: 2008-02-20 10:03:51 +0530 (Wed, 20 Feb 2008) $
+ * $Revision: 423 $
+ * $Author: sharmnid $
+ *
+ ************************************************************************/
+#include "LTKShapeFeatureExtractor.h"
+/** @ingroup L7ShapeFeatureExtractor
+* @brief The feature extractor for L7 features.
+* @class L7ShapeFeatureExtractor
+*
+*/
+#define FEATEXTR_L7_DEF_RADIUS 2
+
+
+class L7ShapeFeatureExtractor : public LTKShapeFeatureExtractor
+{
+private:
+	int m_radius;
+    
+public:
+    /** @brief Constructor for the L7 feature extractor
+	 * Gets the cfg file path from the contorInfo
+	 * Reads the cfg variables and poputlates the member variables
+	 * @param controlInfo: LTKControlInfo : The control information
+	 * @return no return value as it is a constructor
+	 */
+	L7ShapeFeatureExtractor(const LTKControlInfo& controlInfo);
+	
+	/** @brief Extracts L7 features from an LTKTraceGroup
+	 * The XY Coordinate values are extracted from the trace gruoup. 
+	 * Using the coordinate values, normalized first derivatives are computed. 
+	 * After computing the first derivatives, the normalized second derivatives and the curvature are computed. The second derivative and curvature computation occur simultaneously. 
+	 * @param  inTraceGroup: LTKTraceGroup& : The trace group from which local seven features have to be extracted
+	 * @return LTKShapeFeaturePtr* : A vector of pointers to LTKShapeFeature objects. The pointers point to instances of the L7ShapeFeature class. The vector contains local-seven features extracted from the trace group.
+	 */
+  
+  	int extractFeatures(const LTKTraceGroup& inTraceGroup,
+  	                      vector<LTKShapeFeaturePtr>& outFeatureVec);
+ 
+	/** @brief Returns an instance of the L7ShapeFeature class
+	* @return LTKShapeFeature*: The returned empty L7ShapeFeature instance.
+	*/
+	LTKShapeFeaturePtr getShapeFeatureInstance();
+	
+	/** @brief Converts a feature vector to trace group
+	 * @param shapeFeature  : LTKShapeFeaturePtr* : The feature vector to be converted to a trace group. 
+	 * @param outTraceGroup : LTKTraceGroup&			: The output trace group 
+	 */
+	 //see interface
+	int convertFeatVecToTraceGroup(const vector<LTKShapeFeaturePtr>& shapeFeature, 
+	                                      LTKTraceGroup& outTraceGroup);
+
+    int getRadius();
+
+private:
+
+	/** @brief Computes the denominator for derivative calculation
+	 * @param index : int: The index used in derivative computation 
+	 * @return int	: The denominator used in derivative computation
+	 */
+	int computeDerivativeDenominator(int index);
+
+	/** @brief Computes the derivative for two input sequences
+	 * @param xVec	: vector<float>&: Input x vector.
+	 * @param yVec	: vector<float>&: Input y vector. 
+	 * @param dx	: vector<float>&: Derivative vector of x
+	 * @param dy	: vector<float>&: Derivative vector of y
+	 * @param index : int			: The window size used in derivative computation
+	 * 
+	 */
+	void computeDerivative(const vector<float>& xVec, 
+	                           const vector<float>& yVec,
+	                           vector<float>& dx,
+	                           vector<float>& dy,
+	                           int index);
+	
+	/** @brief reads the cfg file and sets the member variables
+	* @param cfgFilePath : const string&: The path of the cfg file to be opened
+	* @return int : The sucess or failure of the function
+	*/
+	int readConfig(const string& cfgFilePath);
+    
+	/** @validates the value passed and sets the member variable
+	* @param radius : const int: The value of the variable to be set
+	* @return int : The sucess or failure of the function
+	*/
+	int setRadius(int radius);
+
+
+};