ossimTwoColorView.h

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//-------------------------------------------------------------------
// License:  MIT.  See top level LICENSE.txt file.
//
// Author:  Garrett Potts
//
//-------------------------------------------------------------------
//  $Id$
#ifndef ossimTwoColorView_HEADER
#define ossimTwoColorView_HEADER 1
#include <ossim/base/ossimConstants.h>
#include <ossim/imaging/ossimImageCombiner.h>

class OSSIM_DLL ossimTwoColorView : public ossimImageCombiner
{
public:

   enum ossimTwoColorMultiViewOutputSource
   {
      UNKNOWN = 0,
      MIN     = 1,
      OLD     = 2,
      NEW     = 3
   };
   
   ossimTwoColorView();
   virtual ossim_uint32 getNumberOfOutputBands() const;
   virtual ossimRefPtr<ossimImageData> getTile(const ossimIrect& rect,
                                               ossim_uint32 resLevel=0);
   ossimScalarType getOutputScalarType() const;
   
   double getNullPixelValue(ossim_uint32 band)const;
   double getMinPixelValue(ossim_uint32 band)const;
   double getMaxPixelValue(ossim_uint32 band)const;
   
   void setBandIndexMapping(
      ossim_uint32 oldInputBandIndex,
      ossim_uint32 newInputBandIndex,
      ossimTwoColorMultiViewOutputSource redOutputSource,
      ossimTwoColorMultiViewOutputSource grnOutputSource,
      ossimTwoColorMultiViewOutputSource bluOutputSource);

   virtual void initialize();
   
protected:
   void allocate();
   void runAlgorithm(ossimImageData* newData, ossimImageData* oldData);
   void runNative8(ossimImageData* newData,   ossimImageData* oldData);
   void runNorm(ossimImageData* newData,   ossimImageData* oldData);
   
   bool                               m_byPassFlag;
   bool                               m_nativeFlag;
   ossimRefPtr<ossimImageData>        m_twoColorTile;
   ossimRefPtr<ossimImageSource>      m_newInput;
   ossimRefPtr<ossimImageSource>      m_oldInput;
   ossim_uint32                       m_newInputBandIndex;
   ossim_uint32                       m_oldInputBandIndex;
   ossimTwoColorMultiViewOutputSource m_redSource;
   ossimTwoColorMultiViewOutputSource m_grnSource;
   ossimTwoColorMultiViewOutputSource m_bluSource;

TYPE_DATA
};

#endif /* #ifndef ossimTwoColorView_HEADER */