rtkConditionalMedianImageFilter.h

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/*=========================================================================
 *
 *  Copyright RTK Consortium
 *
 *  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
 *
 *         https://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  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 rtkConditionalMedianImageFilter_h
#define rtkConditionalMedianImageFilter_h

#include <itkInPlaceImageFilter.h>
#include <itkConstNeighborhoodIterator.h>
#include <itkVectorImage.h>

#include "RTKExport.h"
#include "rtkMacro.h"

namespace rtk
{
template <typename TInputImage>
class ITK_TEMPLATE_EXPORT ConditionalMedianImageFilter : public itk::InPlaceImageFilter<TInputImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(ConditionalMedianImageFilter);

  using Self = ConditionalMedianImageFilter;
  using Superclass = itk::InPlaceImageFilter<TInputImage>;
  using Pointer = itk::SmartPointer<Self>;
  using MedianRadiusType = typename itk::ConstNeighborhoodIterator<TInputImage>::RadiusType;

  itkNewMacro(Self);

#ifdef itkOverrideGetNameOfClassMacro
  itkOverrideGetNameOfClassMacro(ConditionalMedianImageFilter);
#else
  itkTypeMacro(ConditionalMedianImageFilter, itk::InPlaceImageFilter);
#endif


  itkSetMacro(Radius, MedianRadiusType);
  itkGetMacro(Radius, MedianRadiusType);

  itkSetMacro(ThresholdMultiplier, double);
  itkGetMacro(ThresholdMultiplier, double);

protected:
  ConditionalMedianImageFilter();
  ~ConditionalMedianImageFilter() override = default;

  void
  GenerateInputRequestedRegion() override;

  void
  DynamicThreadedGenerateData(const typename TInputImage::RegionType & outputRegionForThread) override;

  MedianRadiusType m_Radius;
  double           m_ThresholdMultiplier;
};

template <>
RTK_EXPORT void
ConditionalMedianImageFilter<itk::VectorImage<float, 3>>::DynamicThreadedGenerateData(
  const itk::VectorImage<float, 3>::RegionType & outputRegionForThread);

} // namespace rtk


#ifndef ITK_MANUAL_INSTANTIATION
#  include "rtkConditionalMedianImageFilter.hxx"
#endif

#endif // rtkConditionalMedianImageFilter_h