otbKeyPointDensityImageFilter.h

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/*
 * Copyright (C) 2005-2022 Centre National d'Etudes Spatiales (CNES)
 *
 * 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 otbKeyPointDensityImageFilter_h
#define otbKeyPointDensityImageFilter_h
 
#include "itkImageToImageFilter.h"
#include "otbPointSetToDensityImageFilter.h"
#include "itkNumericTraits.h"
 
namespace otb
{
 
template <class TInputImage, class TOutputImage, class TDetector>
class ITK_EXPORT KeyPointDensityImageFilter : public itk::ImageToImageFilter<TInputImage, TOutputImage>
{
 
public:
  typedef KeyPointDensityImageFilter Self;
  typedef itk::ImageToImageFilter<TInputImage, TOutputImage> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkNewMacro(Self);
 
  itkTypeMacro(KeyPointDensityImageFilter, itk::ImageToImageFilter);
 
  typedef TInputImage                      InputImageType;
  typedef typename InputImageType::Pointer InputImagePointerType;
 
  typedef TOutputImage                      OutputImageType;
  typedef typename OutputImageType::Pointer OutputImagePointerType;
 
  typedef TDetector                                 DetectorType;
  typedef typename DetectorType::OutputPointSetType PointSetType;
  typedef typename DetectorType::Pointer            DetectorPointerType;
 
  typedef otb::PointSetToDensityImageFilter<PointSetType, OutputImageType> PointSetToDensityImageType;
  typedef typename PointSetToDensityImageType::Pointer PointSetToDensityImagePointerType;
 
  itkSetMacro(NeighborhoodRadius, unsigned int);
  itkGetConstReferenceMacro(NeighborhoodRadius, unsigned int);
 
  virtual void SetDetector(DetectorType* detector);
  virtual DetectorType* GetDetector();
 
protected:
  KeyPointDensityImageFilter();
 
  ~KeyPointDensityImageFilter() override;
 
  void PrintSelf(std::ostream& os, itk::Indent indent) const override;
 
  // virtual void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread, itk::ThreadIdType threadId );
  void GenerateData() override;
 
private:
  KeyPointDensityImageFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  DetectorPointerType               m_Detector;
  PointSetToDensityImagePointerType m_PointSetToDensityImageFilter;
  unsigned int                      m_NeighborhoodRadius;
};
}
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbKeyPointDensityImageFilter.hxx"
#endif
 
#endif