itkBinaryThinningImageFilter.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  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 itkBinaryThinningImageFilter_h
#define itkBinaryThinningImageFilter_h
 
#include "itkNeighborhoodIterator.h"
#include "itkImageToImageFilter.h"
#include "itkImageRegionIteratorWithIndex.h"
 
namespace itk
{
template <typename TInputImage, typename TOutputImage>
class ITK_TEMPLATE_EXPORT BinaryThinningImageFilter : public ImageToImageFilter<TInputImage, TOutputImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(BinaryThinningImageFilter);
 
  using Self = BinaryThinningImageFilter;
  using Superclass = ImageToImageFilter<TInputImage, TOutputImage>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkTypeMacro(BinaryThinningImageFilter, ImageToImageFilter);
 
  using InputImageType = TInputImage;
 
  using OutputImageType = TOutputImage;
 
  using RegionType = typename InputImageType::RegionType;
 
  using IndexType = typename RegionType::IndexType;
 
  using PixelType = typename InputImageType::PixelType;
 
  using SizeType = typename RegionType::SizeType;
 
  using InputImagePointer = typename InputImageType::ConstPointer;
 
  using OutputImagePointer = typename OutputImageType::Pointer;
 
  using OutputImagePixelType = typename Superclass::OutputImagePixelType;
 
  using NeighborhoodIteratorType = NeighborhoodIterator<TInputImage>;
 
  OutputImageType *
  GetThinning();
 
  static constexpr unsigned int InputImageDimension = TInputImage::ImageDimension;
  static constexpr unsigned int OutputImageDimension = TOutputImage::ImageDimension;
 
#ifdef ITK_USE_CONCEPT_CHECKING
  // Begin concept checking
  itkConceptMacro(SameDimensionCheck, (Concept::SameDimension<InputImageDimension, OutputImageDimension>));
  itkConceptMacro(InputAdditiveOperatorsCheck, (Concept::AdditiveOperators<PixelType>));
  itkConceptMacro(InputConvertibleToIntCheck, (Concept::Convertible<PixelType, int>));
  itkConceptMacro(IntConvertibleToInputCheck, (Concept::Convertible<int, PixelType>));
  itkConceptMacro(SameTypeCheck, (Concept::SameType<PixelType, typename TOutputImage::PixelType>));
  // End concept checking
#endif
 
protected:
  BinaryThinningImageFilter();
  ~BinaryThinningImageFilter() override = default;
 
  void
  GenerateData() override;
 
  void
  PrepareData();
 
  void
  ComputeThinImage();
}; // end of BinaryThinningImageFilter
   // class
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkBinaryThinningImageFilter.hxx"
#endif
 
#endif