otbSOMImageClassificationFilter.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 otbSOMImageClassificationFilter_h
#define otbSOMImageClassificationFilter_h
 
#include "otbSOMClassifier.h"
#include "itkInPlaceImageFilter.h"
#include "itkListSample.h"
 
namespace otb
{
template <class TInputImage, class TOutputImage, class TSOMMap, class TMaskImage = TOutputImage>
class ITK_EXPORT SOMImageClassificationFilter : public itk::InPlaceImageFilter<TInputImage, TOutputImage>
{
public:
  typedef SOMImageClassificationFilter Self;
  typedef itk::InPlaceImageFilter<TInputImage, TOutputImage> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkNewMacro(Self);
 
  itkTypeMacro(SOMImageClassificationFilter, InPlaceImageFilter);
 
  typedef TInputImage                                InputImageType;
  typedef typename InputImageType::ConstPointer      InputImageConstPointerType;
  typedef typename InputImageType::InternalPixelType ValueType;
 
  typedef TMaskImage                           MaskImageType;
  typedef typename MaskImageType::ConstPointer MaskImageConstPointerType;
  typedef typename MaskImageType::Pointer      MaskImagePointerType;
 
  typedef TOutputImage                         OutputImageType;
  typedef typename OutputImageType::Pointer    OutputImagePointerType;
  typedef typename OutputImageType::RegionType OutputImageRegionType;
  typedef typename OutputImageType::PixelType  LabelType;
 
  typedef TSOMMap                        SOMMapType;
  typedef typename SOMMapType::Pointer   SOMMapPointerType;
  typedef typename SOMMapType::PixelType SampleType;
 
  typedef itk::Statistics::ListSample<SampleType> ListSampleType;
  typedef typename ListSampleType::Pointer        ListSamplePointerType;
  typedef otb::SOMClassifier<ListSampleType, SOMMapType, LabelType> ClassifierType;
  typedef typename ClassifierType::Pointer ClassifierPointerType;
 
  itkSetObjectMacro(Map, SOMMapType);
  itkGetObjectMacro(Map, SOMMapType);
 
  itkSetMacro(DefaultLabel, LabelType);
  itkGetMacro(DefaultLabel, LabelType);
 
  void SetInputMask(const MaskImageType* mask);
 
  const MaskImageType* GetInputMask(void);
 
protected:
  SOMImageClassificationFilter();
 
  ~SOMImageClassificationFilter() override
  {
  }
 
  void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread, itk::ThreadIdType threadId) override;
 
  void BeforeThreadedGenerateData() override;
 
  void PrintSelf(std::ostream& os, itk::Indent indent) const override;
 
private:
  SOMImageClassificationFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  SOMMapPointerType m_Map;
 
  LabelType m_DefaultLabel;
};
} // End namespace otb
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbSOMImageClassificationFilter.hxx"
#endif
 
#endif