otbThresholdVectorImageFilter.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 otbThresholdVectorImageFilter_h
#define otbThresholdVectorImageFilter_h
 
#include "itkImageToImageFilter.h"
 
namespace otb
{
 
template <class TInputImage, class TOutputImage = TInputImage>
class ITK_EXPORT ThresholdVectorImageFilter : public itk::ImageToImageFilter<TInputImage, TOutputImage>
{
public:
  typedef ThresholdVectorImageFilter Self;
  typedef itk::ImageToImageFilter<TInputImage, TOutputImage> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkNewMacro(Self);
 
  itkTypeMacro(ThresholdVectorImageFilter, itk::ImageToImageFilter);
 
 
  typedef TInputImage                                InputImageType;
  typedef typename InputImageType::ConstPointer      InputImagePointer;
  typedef typename InputImageType::RegionType        InputImageRegionType;
  typedef typename InputImageType::PixelType         InputImagePixelType;
  typedef typename InputImageType::InternalPixelType InputImageInternalPixelType;
 
  typedef TOutputImage                                OutputImageType;
  typedef typename OutputImageType::Pointer           OutputImagePointer;
  typedef typename OutputImageType::RegionType        OutputImageRegionType;
  typedef typename OutputImageType::PixelType         OutputImagePixelType;
  typedef typename OutputImageType::InternalPixelType OutputImageInternalPixelType;
 
  itkSetMacro(OutsideValue, OutputImageInternalPixelType);
 
  itkGetConstMacro(OutsideValue, OutputImageInternalPixelType);
 
  void ThresholdAbove(const InputImageInternalPixelType& thresh);
 
  void ThresholdBelow(const InputImageInternalPixelType& thresh);
 
  void ThresholdOutside(const InputImageInternalPixelType& lower, const InputImageInternalPixelType& upper);
 
  itkSetMacro(Lower, InputImageInternalPixelType);
  itkGetConstMacro(Lower, InputImageInternalPixelType);
 
  itkSetMacro(Upper, InputImageInternalPixelType);
  itkGetConstMacro(Upper, InputImageInternalPixelType);
 
 
protected:
  ThresholdVectorImageFilter();
  ~ThresholdVectorImageFilter() override{};
  void PrintSelf(std::ostream& os, itk::Indent indent) const override;
 
  void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread, itk::ThreadIdType ThrethreadId) override;
 
  void GenerateOutputInformation(void) override
  {
    Superclass::GenerateOutputInformation();
 
    this->GetOutput()->SetNumberOfComponentsPerPixel(this->GetInput()->GetNumberOfComponentsPerPixel());
  }
 
private:
  ThresholdVectorImageFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  OutputImageInternalPixelType m_OutsideValue;
  InputImageInternalPixelType  m_Lower;
  InputImageInternalPixelType  m_Upper;
};
 
 
} // end namespace otb
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbThresholdVectorImageFilter.hxx"
#endif
 
#endif