ossimBandMergeSource.h

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//*******************************************************************
// Copyright (C) 2000 ImageLinks Inc. 
//
// License:  MIT
//
// See LICENSE.txt file in the top level directory for more details.
//
// Author: Garrett Potts
//
//*************************************************************************
// $Id: ossimBandMergeSource.h 23108 2015-01-27 17:00:20Z okramer $
#ifndef ossimBandMergeSource_HEADER
#define ossimBandMergeSource_HEADER
#include <ossim/imaging/ossimImageCombiner.h>

class ossimImageSourceConnection;
class ossimImageSource;

class OSSIM_DLL ossimBandMergeSource : public ossimImageCombiner
{
public:
   ossimBandMergeSource();
   ossimBandMergeSource(ossimConnectableObject::ConnectableObjectList& inputSources);
   
   virtual ossimRefPtr<ossimImageData> getTile(const ossimIrect& rect, ossim_uint32 resLevel=0);
   virtual bool getTile(ossimImageData* tile, ossim_uint32 resLevel=0);

   virtual void initialize();
   
   virtual ossim_uint32 getNumberOfOutputBands() const;

   virtual double getNullPixelValue(ossim_uint32 band=0)const;
   virtual double getMinPixelValue(ossim_uint32 band=0)const;
   virtual double getMaxPixelValue(ossim_uint32 band=0)const;
   
protected:
   virtual ~ossimBandMergeSource();
   void allocate();
   
   ossim_uint32                theNumberOfOutputBands;
   ossimRefPtr<ossimImageData> theTile;
   
   ossim_uint32 computeNumberOfInputBands()const;

TYPE_DATA
};
#endif /* #ifndef ossimBandMergeSource_HEADER */