otbRadiometricMomentsImageFilter.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 otbRadiometricMomentsImageFilter_h
#define otbRadiometricMomentsImageFilter_h
 
#include "itkImageToImageFilter.h"
#include "otbRadiometricMomentsFunctor.h"
#include "itkConstNeighborhoodIterator.h"
 
namespace otb
{
 
template <class TInputImage, class TOutputImage>
class ITK_EXPORT RadiometricMomentsImageFilter : public itk::ImageToImageFilter<TInputImage, TOutputImage>
{
public:
  typedef RadiometricMomentsImageFilter Self;
  typedef itk::ImageToImageFilter<TInputImage, TOutputImage> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkNewMacro(Self);
 
  itkTypeMacro(RadiometricMomentsImageFilter, ImageToImageFilter);
 
  typedef typename Superclass::InputImageType         InputImageType;
  typedef typename InputImageType::ConstPointer       InputImagePointer;
  typedef typename InputImageType::RegionType         InputImageRegionType;
  typedef typename InputImageType::PixelType          InputImagePixelType;
  typedef typename InputImageType::SizeType           InputImageSizeType;
  typedef typename Superclass::OutputImageType        OutputImageType;
  typedef typename OutputImageType::Pointer           OutputImagePointer;
  typedef typename OutputImageType::RegionType        OutputImageRegionType;
  typedef typename OutputImageType::PixelType         OutputImagePixelType;
  typedef typename OutputImageType::InternalPixelType ScalarType;
 
  typedef Functor::RadiometricMomentsFunctor<itk::ConstNeighborhoodIterator<InputImageType>, ScalarType> FunctorType;
 
  typedef itk::ProcessObject ProcessObjectType;
 
  itkSetMacro(Radius, InputImageSizeType);
  itkGetMacro(Radius, InputImageSizeType);
 
  void SetRadius(unsigned int radius)
  {
    m_Radius.Fill(radius);
  }
 
  typedef itk::ConstNeighborhoodIterator<TInputImage>   NeighborhoodIteratorType;
  typedef typename NeighborhoodIteratorType::RadiusType RadiusType;
  typedef unsigned char                                 RadiusSizeType;
 
protected:
  RadiometricMomentsImageFilter();
  ~RadiometricMomentsImageFilter() override
  {
  }
  void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread, itk::ThreadIdType threadId) override;
  void GenerateInputRequestedRegion(void) override;
  void GenerateOutputInformation(void) override;
 
private:
  RadiometricMomentsImageFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  InputImageSizeType m_Radius;
  FunctorType        m_Functor;
};
 
} // namespace otb
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbRadiometricMomentsImageFilter.hxx"
#endif
 
#endif