itkCropImageFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkCropImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2009-04-25 12:27:20 $
  Version:   $Revision: 1.10 $

  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 __itkCropImageFilter_h
#define __itkCropImageFilter_h

#include "itkExtractImageFilter.h"

namespace itk
{

template <class TInputImage, class TOutputImage>
class ITK_EXPORT CropImageFilter:
    public ExtractImageFilter<TInputImage,TOutputImage>
{
public:
  typedef CropImageFilter                               Self;
  typedef ExtractImageFilter<TInputImage,TOutputImage>  Superclass;
  typedef SmartPointer<Self>                            Pointer;
  typedef SmartPointer<const Self>                      ConstPointer;

  itkNewMacro(Self);  

  itkTypeMacro(CropImageFilter, ExtractImageFilter);

  typedef typename Superclass::OutputImageRegionType OutputImageRegionType;
  typedef typename Superclass::InputImageRegionType  InputImageRegionType;

  typedef typename Superclass::OutputImagePixelType OutputImagePixelType;
  typedef typename Superclass::InputImagePixelType  InputImagePixelType;

  typedef typename Superclass::OutputImageIndexType OutputImageIndexType;
  typedef typename Superclass::InputImageIndexType  InputImageIndexType;
  typedef typename Superclass::OutputImageSizeType  OutputImageSizeType;
  typedef typename Superclass::InputImageSizeType   InputImageSizeType;
  typedef InputImageSizeType                        SizeType;

  itkStaticConstMacro(InputImageDimension, unsigned int,
                      Superclass::InputImageDimension);
  itkStaticConstMacro(OutputImageDimension, unsigned int,
                      Superclass::OutputImageDimension);

  itkSetMacro(UpperBoundaryCropSize, SizeType);
  itkGetConstMacro(UpperBoundaryCropSize, SizeType); 
  itkSetMacro(LowerBoundaryCropSize, SizeType);
  itkGetConstMacro(LowerBoundaryCropSize, SizeType);

  void SetBoundaryCropSize(const SizeType & s)
    {
    this->SetUpperBoundaryCropSize( s );
    this->SetLowerBoundaryCropSize( s );
    }

#ifdef ITK_USE_CONCEPT_CHECKING

  itkConceptMacro(InputConvertibleToOutputCheck,
    (Concept::Convertible<InputImagePixelType, OutputImagePixelType>));
  itkConceptMacro(SameDimensionCheck,
    (Concept::SameDimension<InputImageDimension, OutputImageDimension>));

#endif

protected:
  CropImageFilter()
    {
    m_UpperBoundaryCropSize.Fill(0);
    m_LowerBoundaryCropSize.Fill(0);
    }
  ~CropImageFilter() {}
  void PrintSelf(std::ostream& os, Indent indent) const;


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

  SizeType m_UpperBoundaryCropSize;
  SizeType m_LowerBoundaryCropSize;
};

  
} // end namespace itk
  
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkCropImageFilter.txx"
#endif
  
#endif

---