otbHaralickTexturesImageFunction.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 otbHaralickTexturesImageFunction_h
#define otbHaralickTexturesImageFunction_h
 
#include "otbGreyLevelCooccurrenceIndexedList.h"
#include "itkImageToImageFilter.h"
#include "itkImageFunction.h"
#include "itkFixedArray.h"
 
namespace otb
{
 
 
template <class TInputImage, class TCoordRep = double>
class ITK_EXPORT HaralickTexturesImageFunction
    : public itk::ImageFunction<TInputImage, itk::FixedArray<typename itk::NumericTraits<typename TInputImage::PixelType>::RealType, 8>, TCoordRep>
{
public:
  typedef HaralickTexturesImageFunction Self;
  typedef itk::ImageFunction<TInputImage, itk::FixedArray<typename itk::NumericTraits<typename TInputImage::PixelType>::RealType, 8>, TCoordRep> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkTypeMacro(HaralickTexturesImageFunction, ImageFunction);
 
  itkNewMacro(Self);
 
  typedef TInputImage                              InputImageType;
  typedef typename Superclass::IndexType           IndexType;
  typedef typename Superclass::ContinuousIndexType ContinuousIndexType;
  typedef typename Superclass::PointType           PointType;
  typedef typename InputImageType::Pointer         InputImagePointerType;
  typedef typename InputImageType::PixelType       InputPixelType;
  typedef typename InputImageType::RegionType      InputRegionType;
  typedef typename InputImageType::OffsetType      OffsetType;
  typedef typename InputRegionType::SizeType       SizeType;
 
  // Output typedef support
  typedef typename Superclass::OutputType OutputType;
  typedef typename OutputType::ValueType  ScalarRealType;
  // Textures tools
  typedef GreyLevelCooccurrenceIndexedList<InputPixelType>            CooccurrenceIndexedListType;
  typedef typename CooccurrenceIndexedListType::Pointer               CooccurrenceIndexedListPointerType;
  typedef typename CooccurrenceIndexedListType::ConstPointer          CooccurrenceIndexedListConstPointerType;
  typedef typename CooccurrenceIndexedListType::IndexType             CooccurrenceIndexType;
  typedef typename CooccurrenceIndexedListType::PixelValueType        PixelValueType;
  typedef typename CooccurrenceIndexedListType::RelativeFrequencyType RelativeFrequencyType;
  typedef typename CooccurrenceIndexedListType::VectorType            VectorType;
 
  typedef typename VectorType::iterator       VectorIteratorType;
  typedef typename VectorType::const_iterator VectorConstIteratorType;
  // Coord rep
  typedef TCoordRep CoordRepType;
 
  itkStaticConstMacro(ImageDimension, unsigned int, InputImageType::ImageDimension);
 
  OutputType EvaluateAtIndex(const IndexType& index) const override;
 
  OutputType Evaluate(const PointType& point) const override
  {
    IndexType index;
    this->ConvertPointToNearestIndex(point, index);
    return this->EvaluateAtIndex(index);
  }
  OutputType EvaluateAtContinuousIndex(const ContinuousIndexType& cindex) const override
  {
    IndexType index;
    this->ConvertContinuousIndexToNearestIndex(cindex, index);
    return this->EvaluateAtIndex(index);
  }
 
  itkSetMacro(NeighborhoodRadius, unsigned int);
 
  itkGetConstReferenceMacro(NeighborhoodRadius, unsigned int);
 
  itkSetMacro(Offset, OffsetType);
 
  itkGetMacro(Offset, OffsetType);
 
  itkSetMacro(NumberOfBinsPerAxis, unsigned int);
 
  itkGetMacro(NumberOfBinsPerAxis, unsigned int);
 
  itkSetMacro(InputImageMinimum, InputPixelType);
 
  itkGetMacro(InputImageMinimum, InputPixelType);
 
  itkSetMacro(InputImageMaximum, InputPixelType);
 
  itkGetMacro(InputImageMaximum, InputPixelType);
 
protected:
  HaralickTexturesImageFunction();
  ~HaralickTexturesImageFunction() override
  {
  }
  void PrintSelf(std::ostream& os, itk::Indent indent) const override;
 
private:
  HaralickTexturesImageFunction(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  unsigned int m_NeighborhoodRadius;
 
  OffsetType m_Offset;
 
  unsigned int m_NumberOfBinsPerAxis;
 
  InputPixelType m_InputImageMinimum;
 
  InputPixelType m_InputImageMaximum;
 
  // TODO: should we use constexpr? only c++11 and problem for msvc
  inline double GetPixelValueTolerance() const
  {
    return 0.0001;
  }
};
 
} // namespace otb
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbHaralickTexturesImageFunction.hxx"
#endif
 
#endif