ossimImageGaussianFilter.h

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//*******************************************************************
// License:  MIT
//
// See LICENSE.txt file in the top level directory for more details.
// class ossimImageGaussianFilter : tile source
//*******************************************************************
// $Id: ossimImageGaussianFilter.h 15766 2009-10-20 12:37:09Z gpotts $
#ifndef ossimImageGaussianFilter_HEADER
#define ossimImageGaussianFilter_HEADER

#include <ossim/imaging/ossimImageSourceFilter.h>
#include <ossim/imaging/ossimConvolutionFilter1D.h>

class OSSIM_DLL ossimImageGaussianFilter : public ossimImageSourceFilter
{
public:
   ossimImageGaussianFilter();

   inline ossim_float64 getGaussStd()const { return theGaussStd; }
   void setGaussStd(const ossim_float64& v);

   inline bool isStrictNoData()const { return theStrictNoData; }
   void setStrictNoData(bool aStrict);

   virtual void initialize();
   
   virtual ossimRefPtr<ossimImageData> getTile(const ossimIrect &tileRect,ossim_uint32 resLevel=0);

   virtual void connectInputEvent(ossimConnectionEvent &event);
   virtual void disconnectInputEvent(ossimConnectionEvent &event);

   virtual void setProperty(ossimRefPtr<ossimProperty> property);
   virtual ossimRefPtr<ossimProperty> getProperty(const ossimString& name)const;
   virtual void getPropertyNames(std::vector<ossimString>& propertyNames)const;

   virtual bool loadState(const ossimKeywordlist& kwl,const char* prefix = 0);   
   virtual bool saveState(ossimKeywordlist& kwl,const char* prefix = 0)const;
   
protected:
   virtual ~ossimImageGaussianFilter();
   void initializeProcesses();
   void updateKernels();

   ossim_float64 theGaussStd;
   bool          theStrictNoData;

   ossimRefPtr<ossimConvolutionFilter1D> theHF; //horizontal filter
   ossimRefPtr<ossimConvolutionFilter1D> theVF; //vertical filter

TYPE_DATA
};

#endif /* #ifndef ossimImageGaussianFilter_HEADER */