itkSaltAndPepperNoiseImageFilter.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  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 itkSaltAndPepperNoiseImageFilter_h
#define itkSaltAndPepperNoiseImageFilter_h
 
#include "itkNoiseBaseImageFilter.h"
 
namespace itk
{
 
template <class TInputImage, class TOutputImage = TInputImage>
class ITK_TEMPLATE_EXPORT SaltAndPepperNoiseImageFilter : public NoiseBaseImageFilter<TInputImage, TOutputImage>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(SaltAndPepperNoiseImageFilter);
  using Self = SaltAndPepperNoiseImageFilter;
  using Superclass = NoiseBaseImageFilter<TInputImage, TOutputImage>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkOverrideGetNameOfClassMacro(SaltAndPepperNoiseImageFilter);
 
  using typename Superclass::OutputImageType;
  using typename Superclass::OutputImagePointer;
  using typename Superclass::OutputImageRegionType;
  using typename Superclass::OutputImagePixelType;
 
  using InputImageType = TInputImage;
  using InputImagePointer = typename InputImageType::Pointer;
  using InputImageConstPointer = typename InputImageType::ConstPointer;
  using InputImageRegionType = typename InputImageType::RegionType;
  using InputImagePixelType = typename InputImageType::PixelType;
 
  itkGetConstMacro(Probability, double);
  itkSetMacro(Probability, double);
  itkSetMacro(SaltValue, OutputImagePixelType);
  itkGetConstMacro(SaltValue, OutputImagePixelType);
  itkSetMacro(PepperValue, OutputImagePixelType);
  itkGetConstMacro(PepperValue, OutputImagePixelType);
#ifdef ITK_USE_CONCEPT_CHECKING
  itkConceptMacro(InputConvertibleToOutputCheck,
                  (Concept::Convertible<typename TInputImage::PixelType, typename TOutputImage::PixelType>));
 
#endif
 
protected:
  SaltAndPepperNoiseImageFilter();
  ~SaltAndPepperNoiseImageFilter() override = default;
 
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  void
  ThreadedGenerateData(const OutputImageRegionType & outputRegionForThread, ThreadIdType threadId) override;
 
private:
  double               m_Probability{ 0.01 };
  OutputImagePixelType m_SaltValue{};
  OutputImagePixelType m_PepperValue{};
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkSaltAndPepperNoiseImageFilter.hxx"
#endif
 
#endif