itkOtsuThresholdCalculator.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 itkOtsuThresholdCalculator_h
#define itkOtsuThresholdCalculator_h
 
#include "itkHistogramThresholdCalculator.h"
#include "itkOtsuMultipleThresholdsCalculator.h"
 
namespace itk
{

template <typename THistogram, typename TOutput = double>
class ITK_TEMPLATE_EXPORT OtsuThresholdCalculator : public HistogramThresholdCalculator<THistogram, TOutput>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(OtsuThresholdCalculator);

  using Self = OtsuThresholdCalculator;
  using Superclass = HistogramThresholdCalculator<THistogram, TOutput>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;

  itkNewMacro(Self);

  itkOverrideGetNameOfClassMacro(OtsuThresholdCalculator);

  using HistogramType = THistogram;
  using OutputType = TOutput;

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

  void
  Compute()
  {
    this->Update();
  }
 
protected:
  OtsuThresholdCalculator()
 
  {
    m_OtsuMultipleThresholdsCalculator = OtsuMultipleThresholdsCalculator<THistogram>::New();
  }
  ~OtsuThresholdCalculator() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
  void
  GenerateData() override;
 
private:
  typename OtsuMultipleThresholdsCalculator<THistogram>::Pointer m_OtsuMultipleThresholdsCalculator{};
  bool                                                           m_ReturnBinMidpoint{ false };
};
 
} // end namespace itk
 
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkOtsuThresholdCalculator.hxx"
#endif
 
#endif