itkLocalVariationImageFilter.h

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/*============================================================================
 
The Medical Imaging Interaction Toolkit (MITK)
 
Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.
 
Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.
 
============================================================================*/
 
#ifndef __itkLocalVariationImageFilter_h
#define __itkLocalVariationImageFilter_h
 
#include "itkImage.h"
#include "itkImageToImageFilter.h"
 
namespace itk
{
  template <class TPixelType>
  class SquaredEuclideanMetric
  {
  public:
    static double Calc(TPixelType p);
  };
 
  template <class TInputImage, class TOutputImage>
  class LocalVariationImageFilter : public ImageToImageFilter<TInputImage, TOutputImage>
  {
  public:
    itkStaticConstMacro(InputImageDimension, unsigned int, TInputImage::ImageDimension);
    itkStaticConstMacro(OutputImageDimension, unsigned int, TOutputImage::ImageDimension);
 
    typedef TInputImage InputImageType;
    typedef TOutputImage OutputImageType;
 
    typedef LocalVariationImageFilter Self;
    typedef ImageToImageFilter<InputImageType, OutputImageType> Superclass;
    typedef SmartPointer<Self> Pointer;
    typedef SmartPointer<const Self> ConstPointer;
 
    itkFactorylessNewMacro(Self);
    itkCloneMacro(Self);
 
      itkTypeMacro(LocalVariationImageFilter, 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;
 
    void GenerateInputRequestedRegion() override;
 
  protected:
    LocalVariationImageFilter();
    ~LocalVariationImageFilter() override {}
    void PrintSelf(std::ostream &os, Indent indent) const override;
 
    void ThreadedGenerateData(const OutputImageRegionType &outputRegionForThread, ThreadIdType threadId) override;
 
  private:
    LocalVariationImageFilter(const Self &); // purposely not implemented
    void operator=(const Self &);            // purposely not implemented
  };
 
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkLocalVariationImageFilter.txx"
#endif
 
#endif // LocalVariationImageFilter