/usr/include/ossim/imaging/ossimImageCombiner.h is in libossim-dev 1.7.21-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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//
// License: See LICENSE.txt file in the top level directory for more details.
//
// Author: Garrett Potts
//
//*************************************************************************
// $Id: ossimImageCombiner.h 10777 2007-04-25 14:49:17Z gpotts $
#ifndef ossimImageCombiner_HEADER
#define ossimImageCombiner_HEADER
#include <vector>
#include <ossim/imaging/ossimImageSource.h>
#include <ossim/base/ossimConnectableObjectListener.h>
#include <ossim/base/ossimPropertyEvent.h>
/**
* This will be a base for all combiners. Combiners take N inputs and
* will produce a single output.
*/
class OSSIMDLLEXPORT ossimImageCombiner : public ossimImageSource,
public ossimConnectableObjectListener
{
public:
ossimImageCombiner();
ossimImageCombiner(ossimObject* owner,
int numberOfInputs,
int numberOfOutputs,
bool inputListIsFixedFlag,
bool outputListIsFixedFlag);
ossimImageCombiner(const std::vector<ossimImageSource*>& inputSources);
virtual ~ossimImageCombiner();
virtual void getDecimationFactor(ossim_uint32 resLevel,
ossimDpt& result) const;
virtual void getDecimationFactors(vector<ossimDpt>& decimations) const;
virtual ossim_uint32 getNumberOfDecimationLevels() const;
virtual ossimIrect getBoundingRect(ossim_uint32 resLevel=0) const;
virtual bool getImageGeometry(ossimKeywordlist& kwl,
const char* prefix=NULL);
virtual void initialize();
virtual bool loadState(const ossimKeywordlist& kwl, const char* prefix=NULL);
virtual bool saveState(ossimKeywordlist& kwl, const char* prefix=NULL)const;
/**
* This will go through and precompute the
* bounding rects of each input image.
*/
virtual void updateRects();
/**
* Returns the number of bands available from the input.
*/
virtual ossim_uint32 getNumberOfInputBands()const;
virtual ossimScalarType getOutputScalarType() const;
virtual ossim_uint32 getTileWidth()const;
virtual ossim_uint32 getTileHeight()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;
/**
* Used to retrieve the number of overlapping images withint the given
* rect.
*/
virtual ossim_uint32 getNumberOfOverlappingImages(const ossimIrect& rect,
ossim_uint32 resLevel=0)const;
/**
* Used to populate the result with the index of the overlapping images.
*/
virtual void getOverlappingImages(std::vector<ossim_uint32>& result,
const ossimIrect& rect,
ossim_uint32 resLevel=0)const;
/* virtual ossimRefPtr<ossimImageData> getNextTile(ossim_uint32& returnedIdx, */
/* ossim_uint32 startIdx, */
/* const ossimIpt& origin, */
/* ossim_uint32 resLevel=0); */
/* virtual ossimRefPtr<ossimImageData> getNextTile(ossim_uint32& returnedIdx, */
/* const ossimIpt& origin, */
/* ossim_uint32 resLevel=0); */
virtual ossimRefPtr<ossimImageData> getNextTile(ossim_uint32& returnedIdx,
const ossim_uint32 startIdx,
const ossimIrect& tileRect,
ossim_uint32 resLevel=0);
virtual ossimRefPtr<ossimImageData> getNextTile(ossim_uint32& returnedIdx,
const ossimIrect& tileRect,
ossim_uint32 resLevel=0);
virtual ossimRefPtr<ossimImageData> getNextNormTile(ossim_uint32& returnedIdx,
const ossim_uint32 index,
const ossimIrect& tileRect,
ossim_uint32 resLevel=0);
virtual ossimRefPtr<ossimImageData> getNextNormTile(ossim_uint32& returnedIdx,
const ossimIrect& tileRect,
ossim_uint32 resLevel=0);
/* virtual ossimRefPtr<ossimImageData> getNextNormTile(ossim_uint32& returnedIdx, */
/* ossim_uint32 index, */
/* const ossimIpt& origin, */
/* ossim_uint32 resLevel=0); */
/* virtual ossimRefPtr<ossimImageData> getNextNormTile(ossim_uint32& returnedIdx, */
/* const ossimIpt& origin, */
/* ossim_uint32 resLevel=0); */
virtual bool canConnectMyInputTo(ossim_int32 inputIndex,
const ossimConnectableObject* object)const;
virtual void connectInputEvent(ossimConnectionEvent& event);
virtual void disconnectInputEvent(ossimConnectionEvent& event);
virtual void propertyEvent(ossimPropertyEvent& event);
virtual void refreshEvent(ossimRefreshEvent& event);
virtual bool hasDifferentInputs()const;
protected:
void precomputeBounds()const;
ossim_uint32 theLargestNumberOfInputBands;
ossim_uint32 theInputToPassThrough;
bool theHasDifferentInputs;
ossimRefPtr<ossimImageData> theNormTile;
mutable std::vector<ossimIrect> theFullResBounds;
mutable bool theComputeFullResBoundsFlag;
ossim_uint32 theCurrentIndex;
TYPE_DATA
};
#endif /* #ifndef ossimImageCombiner_HEADER */
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