itkBinaryImageToStatisticsLabelMapFilter.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 itkBinaryImageToStatisticsLabelMapFilter_h
#define itkBinaryImageToStatisticsLabelMapFilter_h
 
#include "itkStatisticsLabelObject.h"
#include "itkBinaryImageToLabelMapFilter.h"
#include "itkStatisticsLabelMapFilter.h"
 
namespace itk
{
template <typename TInputImage,
          typename TFeatureImage,
          typename TOutputImage = LabelMap<StatisticsLabelObject<SizeValueType, TInputImage::ImageDimension>>>
class ITK_TEMPLATE_EXPORT BinaryImageToStatisticsLabelMapFilter : public ImageToImageFilter<TInputImage, TOutputImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(BinaryImageToStatisticsLabelMapFilter);
 
  using Self = BinaryImageToStatisticsLabelMapFilter;
  using Superclass = ImageToImageFilter<TInputImage, TOutputImage>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  using InputImageType = TInputImage;
  using InputImagePointer = typename InputImageType::Pointer;
  using InputImageConstPointer = typename InputImageType::ConstPointer;
  using InputImageRegionType = typename InputImageType::RegionType;
  using InputImagePixelType = typename InputImageType::PixelType;
 
  using OutputImageType = TOutputImage;
  using OutputImagePointer = typename OutputImageType::Pointer;
  using OutputImageConstPointer = typename OutputImageType::ConstPointer;
  using OutputImageRegionType = typename OutputImageType::RegionType;
  using OutputImagePixelType = typename OutputImageType::PixelType;
  using LabelObjectType = typename OutputImageType::LabelObjectType;
 
  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 LabelizerType = BinaryImageToLabelMapFilter<InputImageType, OutputImageType>;
  using LabelObjectValuatorType = StatisticsLabelMapFilter<OutputImageType, FeatureImageType>;
 
  itkNewMacro(Self);
 
  itkOverrideGetNameOfClassMacro(BinaryImageToStatisticsLabelMapFilter);
 
  itkSetMacro(FullyConnected, bool);
  itkGetConstReferenceMacro(FullyConnected, bool);
  itkBooleanMacro(FullyConnected);
#ifdef ITK_USE_CONCEPT_CHECKING
  // Begin concept checking
  itkConceptMacro(InputEqualityComparableCheck, (Concept::EqualityComparable<InputImagePixelType>));
  itkConceptMacro(IntConvertibleToInputCheck, (Concept::Convertible<int, InputImagePixelType>));
  itkConceptMacro(InputOStreamWritableCheck, (Concept::OStreamWritable<InputImagePixelType>));
  // End concept checking
#endif
 
  itkSetMacro(OutputBackgroundValue, OutputImagePixelType);
  itkGetConstMacro(OutputBackgroundValue, OutputImagePixelType);
  itkSetMacro(InputForegroundValue, InputImagePixelType);
  itkGetConstMacro(InputForegroundValue, InputImagePixelType);
  itkSetMacro(ComputeFeretDiameter, bool);
  itkGetConstReferenceMacro(ComputeFeretDiameter, bool);
  itkBooleanMacro(ComputeFeretDiameter);
  itkSetMacro(ComputePerimeter, bool);
  itkGetConstReferenceMacro(ComputePerimeter, bool);
  itkBooleanMacro(ComputePerimeter);
  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);
  }
 
  itkSetMacro(ComputeHistogram, bool);
  itkGetConstReferenceMacro(ComputeHistogram, bool);
  itkBooleanMacro(ComputeHistogram);
  itkSetMacro(NumberOfBins, unsigned int);
  itkGetConstReferenceMacro(NumberOfBins, unsigned int);
protected:
  BinaryImageToStatisticsLabelMapFilter();
  ~BinaryImageToStatisticsLabelMapFilter() 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_OutputBackgroundValue{};
  InputImagePixelType  m_InputForegroundValue{};
  bool                 m_ComputeFeretDiameter{};
  bool                 m_ComputePerimeter{};
  unsigned int         m_NumberOfBins{};
  bool                 m_ComputeHistogram{};
}; // end of class
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkBinaryImageToStatisticsLabelMapFilter.hxx"
#endif
 
#endif