itkNonThreadedShrinkImageFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkNonThreadedShrinkImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2009-04-07 18:58:49 $
  Version:   $Revision: 1.21 $

  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 __itkNonThreadedShrinkImageFilter_h
#define __itkNonThreadedShrinkImageFilter_h

#include "itkImageToImageFilter.h"
#include "itkShrinkImageFilter.h"

namespace itk
{

template <class TInputImage, class TOutputImage>
class ITK_EXPORT NonThreadedShrinkImageFilter:
    public ShrinkImageFilter<TInputImage,TOutputImage>
{
public:
  typedef NonThreadedShrinkImageFilter                  Self;
  typedef ImageToImageFilter<TInputImage,TOutputImage>  Superclass;
  typedef SmartPointer<Self>                            Pointer;
  typedef SmartPointer<const Self>                      ConstPointer;

  itkNewMacro(Self);  

  itkTypeMacro(NonThreadedShrinkImageFilter, ShrinkImageFilter);

  virtual void SetNumberOfThreads( int )
    {
    Superclass::SetNumberOfThreads(1);
    }

protected:
  NonThreadedShrinkImageFilter()
    {
    Superclass::SetNumberOfThreads(1);
    }

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