itkBinaryMedianImageFilter.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef __itkBinaryMedianImageFilter_h
#define __itkBinaryMedianImageFilter_h

#include "itkImageToImageFilter.h"

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

  typedef TInputImage  InputImageType;
  typedef TOutputImage OutputImageType;

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

  itkNewMacro(Self);

  itkTypeMacro(BinaryMedianImageFilter, 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);

  virtual void GenerateInputRequestedRegion()
  throw( InvalidRequestedRegionError );

#ifdef ITK_USE_CONCEPT_CHECKING

  itkConceptMacro( InputEqualityComparableCheck,
                   ( Concept::EqualityComparable< typename TInputImage::PixelType > ) );
  itkConceptMacro( InputConvertibleToOutputCheck,
                   ( Concept::Convertible< typename TInputImage::PixelType,
                                           typename TOutputImage::PixelType > ) );
  itkConceptMacro( SameDimensionCheck,
                   ( Concept::SameDimension< InputImageDimension, OutputImageDimension > ) );
  itkConceptMacro( InputOStreamWritableCheck,
                   ( Concept::OStreamWritable< typename TInputImage::PixelType > ) );

#endif

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

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

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

  InputSizeType m_Radius;

  InputPixelType m_ForegroundValue;
  InputPixelType m_BackgroundValue;
};
} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkBinaryMedianImageFilter.hxx"
#endif

#endif