/usr/include/ossim/imaging/ossimHistogramWriter.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 top level LICENSE.txt file.
//
// Author: Garrett Potts
//
//*************************************************************************
// $Id: ossimHistogramWriter.h 11002 2007-05-22 03:23:10Z dburken $
#ifndef ossimHistogramWriter_HEADER
#define ossimHistogramWriter_HEADER
#include <ossim/base/ossimOutputSource.h>
#include <ossim/base/ossimIrect.h>
#include <ossim/base/ossimFilename.h>
#include <ossim/base/ossimProcessInterface.h>
#include <ossim/base/ossimObjectEvents.h>
#include <ossim/base/ossimProcessProgressEvent.h>
#include <ossim/base/ossimProcessListener.h>
#include <ossim/base/ossimConnectableObjectListener.h>
#include <ossim/base/ossimConnectionEvent.h>
#include <ossim/base/ossimHistogramSource.h>
#include <ossim/imaging/ossimImageSource.h>
#include <fstream>
class ossimImageSource;
class ossimHistogramWriterProcessListener;
class ossimImageHistogramSource;
class OSSIMDLLEXPORT ossimHistogramWriter : public ossimOutputSource,
public ossimProcessInterface,
public ossimConnectableObjectListener
{
public:
friend class ossimHistogramWriterProcessListener;
ossimHistogramWriter(ossimImageSource* inputSource=0,
ossimObject* owner=0);
virtual ~ossimHistogramWriter();
void setAreaOfInterest(const ossimIrect& rect);
virtual ossimObject* getObject();
virtual const ossimObject* getObject()const;
virtual bool execute();
virtual bool isOpen()const;
/*!
* open the histogram file for output. Note if the file was
* previously open then it will close it and re-opens the
* file.
*/
virtual bool open();
virtual bool open(const ossimFilename& filename);
virtual void close();
/*!
* Overrides the base class and maps the outputName to a filename.
*/
virtual void setOutputName(const ossimString& outputName);
virtual void setFilename(const ossimFilename& filename);
bool canConnectMyInputTo(ossim_int32 inputIndex,
const ossimConnectableObject* object)const;
virtual bool saveState(ossimKeywordlist& kwl,
const char* prefix=0)const;
virtual bool loadState(const ossimKeywordlist& kwl,
const char* prefix=0);
virtual void processProgressEvent(ossimProcessProgressEvent& event);
virtual void connectInputEvent(ossimConnectionEvent& event);
virtual void disconnectInputEvent(ossimConnectionEvent& event);
/**
* Overrides base to pass on abort to theHistogramSource.
*/
virtual void abort();
protected:
virtual void writeHistogram();
ossimIrect theAreaOfInterest;
ossimFilename theFilename;
std::ofstream* theFileStream;
ossimHistogramWriterProcessListener* theProcessListener;
/** stored for abort call only. */
ossimHistogramSource* theHistogramSource;
TYPE_DATA
};
#endif
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