itkVotingBinaryImageFilter.h

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/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkVotingBinaryImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2008-10-17 20:50:03 $
  Version:   $Revision: 1.8 $

  Copyright (c) Insight Software Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/
#ifndef __itkVotingBinaryImageFilter_h
#define __itkVotingBinaryImageFilter_h

#include "itkImageToImageFilter.h"
#include "itkImage.h"

namespace itk
{
template <class TInputImage, class TOutputImage>
class ITK_EXPORT VotingBinaryImageFilter :
    public ImageToImageFilter< TInputImage, TOutputImage >
{
public:
  itkStaticConstMacro(InputImageDimension, unsigned int,
                      TInputImage::ImageDimension);
  itkStaticConstMacro(OutputImageDimension, unsigned int,
                      TOutputImage::ImageDimension);

  typedef TInputImage  InputImageType;
  typedef TOutputImage OutputImageType;

  typedef VotingBinaryImageFilter                              Self;
  typedef ImageToImageFilter< InputImageType, OutputImageType> Superclass;
  typedef SmartPointer<Self>                                   Pointer;
  typedef SmartPointer<const Self>                             ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(VotingBinaryImageFilter, ImageToImageFilter);

  typedef typename InputImageType::PixelType  InputPixelType;
  typedef typename OutputImageType::PixelType OutputPixelType;

  typedef typename InputImageType::RegionType  InputImageRegionType;
  typedef typename OutputImageType::RegionType OutputImageRegionType;

  typedef typename InputImageType::SizeType InputSizeType;

  itkSetMacro(Radius, InputSizeType);

  itkGetConstReferenceMacro(Radius, InputSizeType);

  itkSetMacro(BackgroundValue, InputPixelType);
  itkSetMacro(ForegroundValue, InputPixelType);

  itkGetConstReferenceMacro(BackgroundValue, InputPixelType);
  itkGetConstReferenceMacro(ForegroundValue, InputPixelType);

  itkGetConstReferenceMacro(BirthThreshold, unsigned int);
  itkSetMacro(BirthThreshold, unsigned int);

  itkGetConstReferenceMacro(SurvivalThreshold, unsigned int);
  itkSetMacro(SurvivalThreshold, unsigned int);

  virtual void GenerateInputRequestedRegion() throw(InvalidRequestedRegionError);

#ifdef ITK_USE_CONCEPT_CHECKING

  itkConceptMacro(InputEqualityComparableCheck,
    (Concept::EqualityComparable<InputPixelType>));
  itkConceptMacro(IntConvertibleToInputCheck,
    (Concept::Convertible<int, InputPixelType>));
  itkConceptMacro(InputConvertibleToOutputCheck,
    (Concept::Convertible<InputPixelType, OutputPixelType>));
  itkConceptMacro(SameDimensionCheck,
    (Concept::SameDimension<InputImageDimension, OutputImageDimension>));
  itkConceptMacro(InputOStreamWritableCheck,
    (Concept::OStreamWritable<InputPixelType>));

#endif

protected:
  VotingBinaryImageFilter();
  virtual ~VotingBinaryImageFilter() {}
  void PrintSelf(std::ostream& os, Indent indent) const;

  void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread,
                            int threadId );

private:
  VotingBinaryImageFilter(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented

  InputSizeType m_Radius;

  InputPixelType     m_ForegroundValue;
  InputPixelType     m_BackgroundValue;

  unsigned int       m_BirthThreshold;
  unsigned int       m_SurvivalThreshold;
};
  
} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkVotingBinaryImageFilter.txx"
#endif

#endif

---