otbDisparityMapMedianFilter.h

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/*
 * Copyright (C) 2005-2024 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 otbDisparityMapMedianFilter_h
#define otbDisparityMapMedianFilter_h
 
#ifdef ITK_USE_CONSOLIDATED_MORPHOLOGY
#include "itkOptMedianImageFilter.h"
#else
 
#include "itkImageToImageFilter.h"
#include "otbImage.h"
 
namespace otb
{
template <class TInputImage, class TOutputImage, class TMask>
class ITK_EXPORT DisparityMapMedianFilter : public itk::ImageToImageFilter<TInputImage, TOutputImage>
{
public:
  itkStaticConstMacro(InputImageDimension, unsigned int, TInputImage::ImageDimension);
  itkStaticConstMacro(OutputImageDimension, unsigned int, TOutputImage::ImageDimension);
 
  typedef TInputImage  InputImageType;
  typedef TOutputImage OutputImageType;
  typedef TMask        MaskImageType;
 
 
  typedef DisparityMapMedianFilter Self;
  typedef itk::ImageToImageFilter<InputImageType, OutputImageType> Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;
 
  itkNewMacro(Self);
 
  itkTypeMacro(DisparityMapMedianFilter, ImageToImageFilter);
 
  typedef typename InputImageType::PixelType  InputPixelType;
  typedef typename OutputImageType::PixelType OutputPixelType;
  typedef typename MaskImageType::PixelType   MaskImagePixelType;
  typedef typename MaskImageType::Pointer     MaskImagePointerType;
 
  typedef typename InputImageType::RegionType      InputImageRegionType;
  typedef typename OutputImageType::RegionType     OutputImageRegionType;
  typedef typename InputImageType::SizeType        SizeType;
  typedef typename OutputImageType::IndexValueType IndexValueType;
 
  void SetMaskInput(const TMask* inputmask); // mask corresponding to the subpixel disparity map
 
  const TMask* GetMaskInput();
 
  TMask* GetOutputMask(); // mask corresponding to the median disparity map
 
  TOutputImage* GetOutputDisparityMap(); // input disparity map updated (incoherences between median and input disparity map are removed)
 
  TMask* GetOutputDisparityMask();
 
  itkSetMacro(Radius, SizeType);
  itkGetMacro(Radius, SizeType);
 
  void SetRadius(unsigned int radius)
  {
    m_Radius.Fill(radius);
  }
 
  itkSetMacro(IncoherenceThreshold, double);
  itkGetMacro(IncoherenceThreshold, double);
 
#ifdef ITK_USE_CONCEPT_CHECKING
  itkConceptMacro(SameDimensionCheck, (itk::Concept::SameDimension<InputImageDimension, OutputImageDimension>));
  itkConceptMacro(InputConvertibleToOutputCheck, (itk::Concept::Convertible<InputPixelType, OutputPixelType>));
  itkConceptMacro(InputLessThanComparableCheck, (itk::Concept::LessThanComparable<InputPixelType>));
 
#endif
 
protected:
  DisparityMapMedianFilter();
  ~DisparityMapMedianFilter() override
  {
  }
  void PrintSelf(std::ostream& os, itk::Indent indent) const override;
 
  void GenerateInputRequestedRegion() override;
 
  void GenerateOutputInformation(void) override;
 
  void GenerateData() override;
 
private:
  DisparityMapMedianFilter(const Self&) = delete;
  void operator=(const Self&) = delete;
 
  SizeType m_Radius;
 
  double m_IncoherenceThreshold;
};
 
} // end namespace otb
 
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbDisparityMapMedianFilter.hxx"
#endif
 
#endif
 
#endif