otbEdgeDetectorImageFilter.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 otbEdgeDetectorImageFilter_h
#define otbEdgeDetectorImageFilter_h
 
#include "itkUnaryFunctorImageFilter.h"
#include "itkImageToImageFilter.h"
#include "itkBinaryThresholdImageFilter.h"
 
namespace otb
{
 
template <class TInputImage, class TOutputImage, class TEdgeDetection>
class ITK_EXPORT EdgeDetectorImageFilter : public itk::ImageToImageFilter<TInputImage, TOutputImage>
{
 
public:
  typedef EdgeDetectorImageFilter Self;
  typedef itk::ImageToImageFilter<TInputImage, TOutputImage> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkNewMacro(Self);
 
  itkTypeMacro(EdgeDetectorImageFilter, itk::ImageToImageFilter);
 
  typedef TInputImage                          InputImageType;
  typedef TOutputImage                         OutputImageType;
  typedef typename InputImageType::Pointer     InputImagePointerType;
  typedef typename InputImageType::PixelType   InputImagePixelType;
  typedef typename InputImageType::SizeType    InputImageSizeType;
  typedef typename OutputImageType::RegionType OutputImageRegionType;
  typedef typename OutputImageType::Pointer    OutputImagePointerType;
  typedef typename OutputImageType::PixelType  OutputImagePixelType;
 
  typedef TEdgeDetection                  DetectionType;
  typedef typename DetectionType::Pointer DetectionPointerType;
 
  typedef itk::BinaryThresholdImageFilter<InputImageType, InputImageType> BinaryFilterType;
  typedef typename BinaryFilterType::Pointer BinaryFilterPointerType;
 
  itkSetObjectMacro(Detector, DetectionType);
  itkGetObjectMacro(Detector, DetectionType);
  itkGetConstObjectMacro(Detector, DetectionType);
 
  itkSetObjectMacro(BinaryFilter, BinaryFilterType);
  itkGetObjectMacro(BinaryFilter, BinaryFilterType);
  // itkGetObjectMacro(DetectorImageFilter, DetectorImageType);
 
  void SetLowerThreshold(InputImagePixelType val)
  {
    m_BinaryFilter->SetLowerThreshold(val);
    this->Modified();
  }
 
  void SetUpperThreshold(InputImagePixelType val)
  {
    m_BinaryFilter->SetUpperThreshold(val);
    this->Modified();
  }
 
  void SetInsideValue(InputImagePixelType val)
  {
    m_BinaryFilter->SetInsideValue(val);
    this->Modified();
  }
 
  void SetOutsideValue(InputImagePixelType val)
  {
    m_BinaryFilter->SetOutsideValue(val);
    this->Modified();
  }
 
protected:
  EdgeDetectorImageFilter();
  ~EdgeDetectorImageFilter() override;
  void PrintSelf(std::ostream& os, itk::Indent indent) const override;
  void GenerateData() override;
 
private:
  EdgeDetectorImageFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  DetectionPointerType    m_Detector;
  BinaryFilterPointerType m_BinaryFilter;
};
}
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbEdgeDetectorImageFilter.hxx"
#endif
 
#endif