otbKullbackLeiblerSupervizedDistanceImageFilter.h

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/*
 * Copyright (C) 2005-2022 Centre National d'Etudes Spatiales (CNES)
 * Copyright (C) 2007-2012 Institut Mines Telecom / Telecom Bretagne
 *
 * This file is part of Orfeo Toolbox
 *
 *     https://www.orfeo-toolbox.org/
 *
 * 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
 *
 * 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 otbKullbackLeiblerSupervizedDistanceImageFilter_h
#define otbKullbackLeiblerSupervizedDistanceImageFilter_h
 
#include "otbKullbackLeiblerDistanceImageFilter.h"
 
#include "otbROIdataConversion.h"
 
namespace otb
{
 
namespace Functor
{
template <class TInput1, class TInput2, class TInputROIImage, class TOutput>
class KullbackLeiblerSupervizedDistance
{
public:
  KullbackLeiblerSupervizedDistance();
  virtual ~KullbackLeiblerSupervizedDistance();
 
  void Evaluate(const typename TInput1::ImageType* img1, const typename TInput2::ImageType* img2, const TInputROIImage* imgROI);
 
  TOutput operator()(const TInput1& it1, const TInput2& it2);
 
protected:
  typedef ROIdataConversion<typename TInput1::ImageType, TInputROIImage> ROIConversionType1;
 
  typedef itk::ConstNeighborhoodIterator<typename ROIConversionType1::OutputImageType> ROIInputType1;
 
  typedef ROIdataConversion<typename TInput2::ImageType, TInputROIImage> ROIConversionType2;
 
  typedef itk::ConstNeighborhoodIterator<typename ROIConversionType2::OutputImageType> ROIInputType2;
 
  CumulantsForEdgeworth<ROIInputType1>* m_CumROI1;
  CumulantsForEdgeworth<ROIInputType2>* m_CumROI2;
 
private:
  KullbackLeiblerSupervizedDistance(const KullbackLeiblerSupervizedDistance&);
};
 
} // Functor
 
template <class TInputImage1, class TInputImage2, class TInputROIImage, class TOutputImage>
class ITK_EXPORT KullbackLeiblerSupervizedDistanceImageFilter
    : public otb::BinaryFunctorNeighborhoodImageFilter<
          TInputImage1, TInputImage2, TOutputImage,
          Functor::KullbackLeiblerSupervizedDistance<typename itk::ConstNeighborhoodIterator<TInputImage1>,
                                                     typename itk::ConstNeighborhoodIterator<TInputImage2>, TInputROIImage, typename TOutputImage::PixelType>>
{
public:
  typedef KullbackLeiblerSupervizedDistanceImageFilter Self;
  typedef typename otb::BinaryFunctorNeighborhoodImageFilter<
      TInputImage1, TInputImage2, TOutputImage,
      Functor::KullbackLeiblerSupervizedDistance<typename itk::ConstNeighborhoodIterator<TInputImage1>, typename itk::ConstNeighborhoodIterator<TInputImage2>,
                                                 TInputROIImage, typename TOutputImage::PixelType>>
                                        Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  typedef typename TInputImage1::PixelType MeasurementType1;
  typedef typename TInputImage2::PixelType MeasurementType2;
 
  typedef std::vector<MeasurementType1> TrainingMeasureType1;
  typedef std::vector<MeasurementType2> TrainingMeasureType2;
 
  itkNewMacro(Self);
 
  void SetTrainingArea(const TInputROIImage* trainingImage);
 
protected:
  void BeforeThreadedGenerateData(void) override;
 
  KullbackLeiblerSupervizedDistanceImageFilter()
  {
    this->SetNumberOfRequiredInputs(3);
  }
  ~KullbackLeiblerSupervizedDistanceImageFilter() override
  {
  }
 
private:
  KullbackLeiblerSupervizedDistanceImageFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
};
 
} // namespace otb
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbKullbackLeiblerSupervizedDistanceImageFilter.hxx"
#endif
 
#endif