itkBinaryStatisticsOpeningImageFilter.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
 *
 *         https://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 itkBinaryStatisticsOpeningImageFilter_h
#define itkBinaryStatisticsOpeningImageFilter_h
 
#include "itkBinaryImageToLabelMapFilter.h"
#include "itkStatisticsLabelMapFilter.h"
#include "itkStatisticsOpeningLabelMapFilter.h"
#include "itkLabelMapToBinaryImageFilter.h"
 
namespace itk
{
template <typename TInputImage, typename TFeatureImage>
class ITK_TEMPLATE_EXPORT BinaryStatisticsOpeningImageFilter : public ImageToImageFilter<TInputImage, TInputImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(BinaryStatisticsOpeningImageFilter);

  using Self = BinaryStatisticsOpeningImageFilter;
  using Superclass = ImageToImageFilter<TInputImage, TInputImage>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;

  using InputImageType = TInputImage;
  using OutputImageType = TInputImage;
  using InputImagePointer = typename InputImageType::Pointer;
  using InputImageConstPointer = typename InputImageType::ConstPointer;
  using InputImageRegionType = typename InputImageType::RegionType;
  using InputImagePixelType = typename InputImageType::PixelType;
  using OutputImagePointer = typename OutputImageType::Pointer;
  using OutputImageConstPointer = typename OutputImageType::ConstPointer;
  using OutputImageRegionType = typename OutputImageType::RegionType;
  using OutputImagePixelType = typename OutputImageType::PixelType;
 
  using FeatureImageType = TFeatureImage;
  using FeatureImagePointer = typename FeatureImageType::Pointer;
  using FeatureImageConstPointer = typename FeatureImageType::ConstPointer;
  using FeatureImagePixelType = typename FeatureImageType::PixelType;

  static constexpr unsigned int InputImageDimension = TInputImage::ImageDimension;
  static constexpr unsigned int OutputImageDimension = TInputImage::ImageDimension;
  static constexpr unsigned int ImageDimension = TInputImage::ImageDimension;
 
  using LabelType = SizeValueType;
 
  using LabelObjectType = StatisticsLabelObject<LabelType, Self::ImageDimension>;
  using LabelMapType = LabelMap<LabelObjectType>;
  using LabelizerType = BinaryImageToLabelMapFilter<InputImageType, LabelMapType>;
  using LabelObjectValuatorType = StatisticsLabelMapFilter<LabelMapType, FeatureImageType>;
  using AttributeType = typename LabelObjectType::AttributeType;
  using OpeningType = StatisticsOpeningLabelMapFilter<LabelMapType>;
  using BinarizerType = LabelMapToBinaryImageFilter<LabelMapType, OutputImageType>;

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(BinaryStatisticsOpeningImageFilter);

  itkSetMacro(FullyConnected, bool);
  itkGetConstReferenceMacro(FullyConnected, bool);
  itkBooleanMacro(FullyConnected);
 
  itkConceptMacro(InputEqualityComparableCheck, (Concept::EqualityComparable<InputImagePixelType>));
  itkConceptMacro(IntConvertibleToInputCheck, (Concept::Convertible<int, InputImagePixelType>));
  itkConceptMacro(InputOStreamWritableCheck, (Concept::OStreamWritable<InputImagePixelType>));

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

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

  itkGetConstMacro(Lambda, double);
  itkSetMacro(Lambda, double);

  itkGetConstMacro(ReverseOrdering, bool);
  itkSetMacro(ReverseOrdering, bool);
  itkBooleanMacro(ReverseOrdering);

  itkGetConstMacro(Attribute, AttributeType);
  itkSetMacro(Attribute, AttributeType);
  void
  SetAttribute(const std::string & s)
  {
    this->SetAttribute(LabelObjectType::GetAttributeFromName(s));
  }


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

  const FeatureImageType *
  GetFeatureImage()
  {
    return static_cast<const FeatureImageType *>(this->ProcessObject::GetInput(1));
  }

  void
  SetInput1(const InputImageType * input)
  {
    this->SetInput(input);
  }

  void
  SetInput2(const FeatureImageType * input)
  {
    this->SetFeatureImage(input);
  }
 
protected:
  BinaryStatisticsOpeningImageFilter();
  ~BinaryStatisticsOpeningImageFilter() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;

  void
  GenerateInputRequestedRegion() override;

  void
  EnlargeOutputRequestedRegion(DataObject * itkNotUsed(output)) override;

  void
  GenerateData() override;
 
private:
  bool                 m_FullyConnected{};
  OutputImagePixelType m_BackgroundValue{};
  OutputImagePixelType m_ForegroundValue{};
  double               m_Lambda{};
  bool                 m_ReverseOrdering{};
  AttributeType        m_Attribute{};
}; // end of class
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkBinaryStatisticsOpeningImageFilter.hxx"
#endif
 
#endif