otbMinMaxAttributesLabelMapFilter.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 otbMinMaxAttributesLabelMapFilter_h
#define otbMinMaxAttributesLabelMapFilter_h
 
#include "itkLabelMapFilter.h"
#include "itkSimpleDataObjectDecorator.h"
 
namespace otb
{
 
template <class TInputImage>
class ITK_EXPORT MinMaxAttributesLabelMapFilter : public itk::LabelMapFilter<TInputImage, TInputImage>
{
public:
  typedef MinMaxAttributesLabelMapFilter Self;
  typedef itk::LabelMapFilter<TInputImage, TInputImage> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  typedef itk::ProcessObject::DataObjectPointerArraySizeType DataObjectPointerArraySizeType;
  typedef TInputImage                                        InputImageType;
  typedef typename InputImageType::Pointer                   InputImagePointer;
  typedef typename InputImageType::ConstPointer              InputImageConstPointer;
  typedef typename InputImageType::RegionType                InputImageRegionType;
  typedef typename InputImageType::PixelType                 InputImagePixelType;
  typedef typename InputImageType::LabelObjectType           LabelObjectType;
  typedef typename InputImageType::ConstIterator             ConstIteratorType;
 
  typedef typename LabelObjectType::AttributesValueType     AttributesValueType;
  typedef typename LabelObjectType::AttributesMapType       AttributesMapType;
  typedef itk::SimpleDataObjectDecorator<AttributesMapType> AttributesMapObjectType;
 
  typedef itk::DataObject         DataObjectType;
  typedef DataObjectType::Pointer DataObjectPointerType;
 
  itkStaticConstMacro(InputImageDimension, unsigned int, TInputImage::ImageDimension);
 
  itkNewMacro(Self);
 
  itkTypeMacro(MinMaxAttributesLabelMapFilter, LabelMapFilter);
 
 
  AttributesMapType GetMinimum() const
  {
    return this->GetMinimumOutput()->Get();
  }
  AttributesMapObjectType*       GetMinimumOutput();
  const AttributesMapObjectType* GetMinimumOutput() const;
 
  AttributesMapType GetMaximum() const
  {
    return this->GetMaximumOutput()->Get();
  }
  AttributesMapObjectType*       GetMaximumOutput();
  const AttributesMapObjectType* GetMaximumOutput() const;
 
  DataObjectPointerType MakeOutput(DataObjectPointerArraySizeType idx) override;
  using Superclass::MakeOutput;
 
protected:
  MinMaxAttributesLabelMapFilter();
  ~MinMaxAttributesLabelMapFilter() override{};
 
  void GenerateData() override;
 
private:
  MinMaxAttributesLabelMapFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  // typedef typename InputImageType::LabelObjectContainerType   LabelObjectContainerType;
  // typedef typename LabelObjectContainerType::const_iterator   LabelObjectContainerConstIterator;
 
 
}; // end of class
 
} // end namespace otb
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbMinMaxAttributesLabelMapFilter.hxx"
#endif
 
#endif