itkOptMedianImageFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkOptMedianImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2008-08-05 12:30:34 $
  Version:   $Revision: 1.1 $

  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 __itkOptMedianImageFilter_h
#define __itkOptMedianImageFilter_h

#include "itkBoxImageFilter.h"
#include "itkImage.h"

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

  typedef TInputImage                                          InputImageType;
  typedef TOutputImage                                         OutputImageType;

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

  itkNewMacro(Self);

  itkTypeMacro(MedianImageFilter, BoxImageFilter);

  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;

#ifdef ITK_USE_CONCEPT_CHECKING

  itkConceptMacro(SameDimensionCheck,
                  (Concept::SameDimension<InputImageDimension, OutputImageDimension>));
  itkConceptMacro(InputConvertibleToOutputCheck,
                  (Concept::Convertible<InputPixelType, OutputPixelType>));
  itkConceptMacro(InputLessThanComparableCheck,
                  (Concept::LessThanComparable<InputPixelType>));

#endif

protected:
  MedianImageFilter();
  virtual ~MedianImageFilter() {}

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

private:
  MedianImageFilter(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented
};
  
} // end namespace itk

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

#endif

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