itkBinaryErodeImageFilter.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 __itkBinaryErodeImageFilter_h
#define __itkBinaryErodeImageFilter_h

#include <vector>
#include <queue>
#include "itkBinaryMorphologyImageFilter.h"
#include "itkConstNeighborhoodIterator.h"

namespace itk
{
template< class TInputImage, class TOutputImage, class TKernel >
class ITK_EXPORT BinaryErodeImageFilter:
  public BinaryMorphologyImageFilter< TInputImage, TOutputImage, TKernel >
{
public:

  itkStaticConstMacro(InputImageDimension, unsigned int,
                      TInputImage::ImageDimension);
  itkStaticConstMacro(OutputImageDimension, unsigned int,
                      TOutputImage::ImageDimension);

  itkStaticConstMacro(KernelDimension, unsigned int,
                      TKernel::NeighborhoodDimension);

  typedef TInputImage  InputImageType;
  typedef TOutputImage OutputImageType;
  typedef TKernel      KernelType;

  typedef BinaryErodeImageFilter Self;
  typedef BinaryMorphologyImageFilter< InputImageType, OutputImageType,
                                       KernelType > Superclass;

  typedef SmartPointer< Self >       Pointer;
  typedef SmartPointer< const Self > ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(BinaryErodeImageFilter, BinaryMorphologyImageFilter);

  typedef typename KernelType::ConstIterator KernelIteratorType;

  typedef typename InputImageType::PixelType                 InputPixelType;
  typedef typename OutputImageType::PixelType                OutputPixelType;
  typedef typename NumericTraits< InputPixelType >::RealType InputRealType;
  typedef typename InputImageType::OffsetType                OffsetType;
  typedef typename InputImageType::IndexType                 IndexType;

  typedef typename InputImageType::RegionType  InputImageRegionType;
  typedef typename OutputImageType::RegionType OutputImageRegionType;
  typedef typename InputImageType::SizeType    InputSizeType;

  void SetErodeValue(const InputPixelType & value)
  { this->SetForegroundValue(value); }

  InputPixelType GetErodeValue() const
  { return this->GetForegroundValue(); }

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

  void GenerateData();

  // type inherited from the superclass
  typedef typename Superclass::NeighborIndexContainer NeighborIndexContainer;

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

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

#endif