otbBandsStatisticsAttributesLabelMapFilter.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 otbBandsStatisticsAttributesLabelMapFilter_h
#define otbBandsStatisticsAttributesLabelMapFilter_h
 
#include "otbStatisticsAttributesLabelMapFilter.h"
#include "otbMultiToMonoChannelExtractROI.h"
 
namespace otb
{
namespace Functor
{
template <class TLabelObject, class TFeatureImage>
class BandStatsAttributesLabelObjectFunctor
{
public:
  // Self typedef
  typedef BandStatsAttributesLabelObjectFunctor Self;
 
  typedef typename TFeatureImage::PixelType FeatureType;
 
  typedef TLabelObject LabelObjectType;
 
  typedef typename TFeatureImage::ConstPointer FeatureImageConstPointer;
 
  typedef StatisticsAttributesLabelObjectFunctor<TLabelObject, TFeatureImage> StatsFunctorType;
 
  typedef std::map<std::string, StatsFunctorType> StatsFunctorsMapType;
 
  BandStatsAttributesLabelObjectFunctor();
 
  virtual ~BandStatsAttributesLabelObjectFunctor();
 
  bool operator!=(const Self& self);
  bool operator==(const Self& self);
 
  inline void operator()(LabelObjectType* lo) const;
 
  void AddFeature(const std::string& name, const TFeatureImage* img);
 
  bool RemoveFeature(const std::string& name);
 
  const TFeatureImage* GetFeatureImage(const std::string& name) const;
 
  void ClearAllFeatures();
 
  unsigned int GetNumberOfFeatures() const;
 
  void SetReducedAttributeSet(bool flag);
 
  bool GetReducedAttributeSet() const;
 
private:
  bool m_ReducedAttributeSet;
 
  StatsFunctorsMapType m_StatsFunctorsMap;
};
} // End namespace Functor
 
template <class TImage, class TFeatureImage>
class ITK_EXPORT BandsStatisticsAttributesLabelMapFilter
    : public LabelMapFeaturesFunctorImageFilter<
          TImage, typename Functor::BandStatsAttributesLabelObjectFunctor<typename TImage::LabelObjectType, otb::Image<double, 2>>>
{
public:
  typedef TImage                                       ImageType;
  typedef typename ImageType::RegionType               InputImageRegionType;
  typedef typename ImageType::LabelObjectType          LabelObjectType;
  typedef TFeatureImage                                FeatureImageType;
  typedef typename FeatureImageType::InternalPixelType FeatureInternalPixelType;
  typedef double                                       InternalPrecisionType;
  typedef Image<InternalPrecisionType, 2> InternalImageType;
 
  typedef Functor::BandStatsAttributesLabelObjectFunctor<LabelObjectType, InternalImageType> FunctorType;
 
  typedef BandsStatisticsAttributesLabelMapFilter Self;
  typedef LabelMapFeaturesFunctorImageFilter<ImageType, FunctorType> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
  typedef typename ImageType::Pointer   ImagePointer;
 
  itkStaticConstMacro(ImageDimension, unsigned int, TImage::ImageDimension);
 
  itkNewMacro(Self);
 
  itkTypeMacro(BandsStatisticsAttributesLabelMapFilter, LabelMapFeaturesFunctorImageFilter);
 
  void SetFeatureImage(const TFeatureImage* input);
 
  const FeatureImageType* GetFeatureImage() const;
 
  void SetReducedAttributeSet(bool flag);
 
  bool GetReducedAttributeSet() const;
 
  itkBooleanMacro(ReducedAttributeSet);
 
protected:
  BandsStatisticsAttributesLabelMapFilter();
 
  ~BandsStatisticsAttributesLabelMapFilter() override
  {
  }
 
  void AllocateOutputs() override;
 
  void GenerateInputRequestedRegion() override;
 
  void EnlargeOutputRequestedRegion(itk::DataObject*) override{};
 
  void BeforeThreadedGenerateData() override;
 
  void PrintSelf(std::ostream& os, itk::Indent indent) const override;
 
private:
  BandsStatisticsAttributesLabelMapFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
 
}; // end of class
 
} // end namespace itk
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbBandsStatisticsAttributesLabelMapFilter.hxx"
#endif
 
#endif