itkBinaryReconstructionByErosionImageFilter.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 __itkBinaryReconstructionByErosionImageFilter_h
#define __itkBinaryReconstructionByErosionImageFilter_h

#include "itkImageToImageFilter.h"
#include "itkAttributeLabelObject.h"
#include "itkLabelMap.h"
#include "itkBinaryNotImageFilter.h"
#include "itkBinaryImageToLabelMapFilter.h"
#include "itkBinaryReconstructionLabelMapFilter.h"
#include "itkAttributeOpeningLabelMapFilter.h"
#include "itkLabelMapMaskImageFilter.h"


namespace itk {

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

  typedef TInputImage                              InputImageType;
  typedef TInputImage                              OutputImageType;
  typedef typename InputImageType::Pointer         InputImagePointer;
  typedef typename InputImageType::ConstPointer    InputImageConstPointer;
  typedef typename InputImageType::RegionType      InputImageRegionType;
  typedef typename InputImageType::PixelType       InputImagePixelType;
  typedef typename OutputImageType::Pointer        OutputImagePointer;
  typedef typename OutputImageType::ConstPointer   OutputImageConstPointer;
  typedef typename OutputImageType::RegionType     OutputImageRegionType;
  typedef typename OutputImageType::PixelType      OutputImagePixelType;

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

  typedef BinaryNotImageFilter< InputImageType >                                           NotType;
  typedef AttributeLabelObject< SizeValueType, ImageDimension, bool>                       LabelObjectType;
  typedef typename itk::LabelMap< LabelObjectType >                                        LabelMapType;
  typedef typename itk::BinaryImageToLabelMapFilter< InputImageType, LabelMapType >        LabelizerType;
  typedef typename itk::BinaryReconstructionLabelMapFilter< LabelMapType, InputImageType > ReconstructionType;
  typedef typename itk::AttributeOpeningLabelMapFilter< LabelMapType >                     OpeningType;
  typedef typename itk::LabelMapMaskImageFilter< LabelMapType, OutputImageType >           BinarizerType;

  itkNewMacro(Self);

  itkTypeMacro(BinaryReconstructionByErosionImageFilter, ImageToImageFilter);

  itkSetMacro(FullyConnected, bool);
  itkGetConstReferenceMacro(FullyConnected, bool);
  itkBooleanMacro(FullyConnected);

#ifdef ITK_USE_CONCEPT_CHECKING

  itkConceptMacro(InputEqualityComparableCheck,
    (Concept::EqualityComparable<InputImagePixelType>));
  itkConceptMacro(IntConvertibleToInputCheck,
    (Concept::Convertible<int, InputImagePixelType>));
  itkConceptMacro(InputOStreamWritableCheck,
    (Concept::OStreamWritable<InputImagePixelType>));

#endif

  itkSetMacro(BackgroundValue, OutputImagePixelType);
  itkGetConstMacro(BackgroundValue, OutputImagePixelType);

  itkSetMacro(ForegroundValue, OutputImagePixelType);
  itkGetConstMacro(ForegroundValue, OutputImagePixelType);

  void SetMarkerImage(InputImageType *input)
    {
    // Process object is not const-correct so the const casting is required.
    this->SetNthInput( 0, const_cast<InputImageType *>(input) );
    }

  InputImageType * GetMarkerImage()
    {
    return static_cast<InputImageType*>(const_cast<DataObject *>(this->ProcessObject::GetInput(0)));
    }

  void SetMaskImage(const InputImageType *input)
    {
    // Process object is not const-correct so the const casting is required.
    this->SetNthInput( 1, const_cast<InputImageType *>(input) );
    }

  InputImageType * GetMaskImage()
    {
    return static_cast<InputImageType*>(const_cast<DataObject *>(this->ProcessObject::GetInput(1)));
    }

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

  void GenerateInputRequestedRegion();

  void EnlargeOutputRequestedRegion(DataObject *itkNotUsed(output));

  void GenerateData();

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

  bool                 m_FullyConnected;
  OutputImagePixelType m_BackgroundValue;
  OutputImagePixelType m_ForegroundValue;
}; // end of class

} // end namespace itk

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

#endif