otbScalarImageToHigherOrderTexturesFilter.h

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/*
 * Copyright (C) 2005-2024 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 otbScalarImageToHigherOrderTexturesFilter_h
#define otbScalarImageToHigherOrderTexturesFilter_h
 
#include "itkImageToImageFilter.h"
#include "itkScalarImageToRunLengthFeaturesFilter.h"
 
namespace otb
{
template <class TInpuImage, class TOutputImage>
class ScalarImageToHigherOrderTexturesFilter : public itk::ImageToImageFilter<TInpuImage, TOutputImage>
{
public:
  typedef ScalarImageToHigherOrderTexturesFilter Self;
  typedef itk::ImageToImageFilter<TInpuImage, TOutputImage> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkNewMacro(Self);
 
  itkTypeMacro(ScalarImageToHigherOrderTexturesFilter, ImageToImageFilter);
 
  typedef TInpuImage                           InputImageType;
  typedef typename InputImageType::Pointer     InputImagePointerType;
  typedef typename InputImageType::PixelType   InputPixelType;
  typedef typename InputImageType::RegionType  InputRegionType;
  typedef typename InputRegionType::SizeType   SizeType;
  typedef TOutputImage                         OutputImageType;
  typedef typename OutputImageType::Pointer    OutputImagePointerType;
  typedef typename OutputImageType::RegionType OutputRegionType;
 
  typedef itk::Statistics::ScalarImageToRunLengthFeaturesFilter<InputImageType> ScalarImageToRunLengthFeaturesFilterType;
  typedef typename InputImageType::OffsetType                                   OffsetType;
  typedef itk::VectorContainer<unsigned char, OffsetType> OffsetVector;
  typedef typename OffsetVector::Pointer      OffsetVectorPointer;
  typedef typename OffsetVector::ConstPointer OffsetVectorConstPointer;
 
 
  itkSetMacro(Radius, SizeType);
 
  itkGetMacro(Radius, SizeType);
 
  itkSetConstObjectMacro(Offsets, OffsetVector);
  itkGetConstObjectMacro(Offsets, OffsetVector);
 
  void SetOffset(const OffsetType offset);
 
  itkSetMacro(NumberOfBinsPerAxis, unsigned int);
 
  itkGetMacro(NumberOfBinsPerAxis, unsigned int);
 
  itkSetMacro(InputImageMinimum, InputPixelType);
 
  itkGetMacro(InputImageMinimum, InputPixelType);
 
  itkSetMacro(InputImageMaximum, InputPixelType);
 
  itkGetMacro(InputImageMaximum, InputPixelType);
 
  /* Enable/Disable fast calculation */
  itkGetConstMacro(FastCalculations, bool);
  itkSetMacro(FastCalculations, bool);
  itkBooleanMacro(FastCalculations);
 
  itkSetMacro(SubsampleFactor, SizeType);
 
  itkGetMacro(SubsampleFactor, SizeType);
 
  itkSetMacro(SubsampleOffset, OffsetType);
 
  itkGetMacro(SubsampleOffset, OffsetType);
 
  OutputImageType* GetShortRunEmphasisOutput();
 
  OutputImageType* GetLongRunEmphasisOutput();
 
  OutputImageType* GetGreyLevelNonuniformityOutput();
 
  OutputImageType* GetRunLengthNonuniformityOutput();
 
  OutputImageType* GetLowGreyLevelRunEmphasisOutput();
 
  OutputImageType* GetHighGreyLevelRunEmphasisOutput();
 
  OutputImageType* GetShortRunLowGreyLevelEmphasisOutput();
 
  OutputImageType* GetShortRunHighGreyLevelEmphasisOutput();
 
  OutputImageType* GetLongRunLowGreyLevelEmphasisOutput();
 
  OutputImageType* GetLongRunHighGreyLevelEmphasisOutput();
 
protected:
  ScalarImageToHigherOrderTexturesFilter();
 
  ~ScalarImageToHigherOrderTexturesFilter() override;
 
  void GenerateOutputInformation() override;
 
  void GenerateInputRequestedRegion() override;
 
  void DynamicThreadedGenerateData(const OutputRegionType& outputRegion) override;
 
private:
  ScalarImageToHigherOrderTexturesFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  static OutputRegionType RegionUnion(const OutputRegionType& region1, const OutputRegionType& region2);
 
  SizeType m_Radius;
 
  OffsetVectorConstPointer m_Offsets;
 
  unsigned int m_NumberOfBinsPerAxis;
 
  InputPixelType m_InputImageMinimum;
 
  InputPixelType m_InputImageMaximum;
 
  bool m_FastCalculations;
 
  SizeType m_SubsampleFactor;
 
  OffsetType m_SubsampleOffset;
};
} // End namespace otb
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbScalarImageToHigherOrderTexturesFilter.hxx"
#endif
 
#endif