1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153
|
/*=========================================================================
*
* 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 itkVotingBinaryImageFilter_h
#define itkVotingBinaryImageFilter_h
#include "itkImageToImageFilter.h"
namespace itk
{
/**
* \class VotingBinaryImageFilter
* \brief Applies a voting operation in a neighborhood of each pixel.
*
* \note Pixels which are not Foreground or Background will remain unchanged.
*
* \sa Image
* \sa Neighborhood
* \sa NeighborhoodOperator
* \sa NeighborhoodIterator
*
* \ingroup IntensityImageFilters
* \ingroup ITKLabelVoting
*/
template <typename TInputImage, typename TOutputImage>
class ITK_TEMPLATE_EXPORT VotingBinaryImageFilter : public ImageToImageFilter<TInputImage, TOutputImage>
{
public:
ITK_DISALLOW_COPY_AND_MOVE(VotingBinaryImageFilter);
/** Extract dimension from input and output image. */
static constexpr unsigned int InputImageDimension = TInputImage::ImageDimension;
static constexpr unsigned int OutputImageDimension = TOutputImage::ImageDimension;
/** Convenient type alias for simplifying declarations. */
using InputImageType = TInputImage;
using OutputImageType = TOutputImage;
/** Standard class type aliases. */
using Self = VotingBinaryImageFilter;
using Superclass = ImageToImageFilter<InputImageType, OutputImageType>;
using Pointer = SmartPointer<Self>;
using ConstPointer = SmartPointer<const Self>;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** \see LightObject::GetNameOfClass() */
itkOverrideGetNameOfClassMacro(VotingBinaryImageFilter);
/** Image type alias support */
using InputPixelType = typename InputImageType::PixelType;
using OutputPixelType = typename OutputImageType::PixelType;
using InputImageRegionType = typename InputImageType::RegionType;
using OutputImageRegionType = typename OutputImageType::RegionType;
using InputSizeType = typename InputImageType::SizeType;
/** Set the radius of the neighborhood used to compute the median. */
itkSetMacro(Radius, InputSizeType);
/** Get the radius of the neighborhood used to compute the median */
itkGetConstReferenceMacro(Radius, InputSizeType);
/** Set the value associated with the Foreground (or the object) on
the binary input image and the Background . */
itkSetMacro(BackgroundValue, InputPixelType);
itkSetMacro(ForegroundValue, InputPixelType);
/** Get the value associated with the Foreground (or the object) on the
binary input image and the Background . */
itkGetConstReferenceMacro(BackgroundValue, InputPixelType);
itkGetConstReferenceMacro(ForegroundValue, InputPixelType);
/** Birth threshold. Pixels that are OFF will turn ON when the number of
* neighbors ON is larger than the value defined in this threshold. */
itkGetConstReferenceMacro(BirthThreshold, unsigned int);
itkSetMacro(BirthThreshold, unsigned int);
/** Survival threshold. Pixels that are ON will turn OFF when the number of
* neighbors ON is smaller than the value defined in this survival threshold. */
itkGetConstReferenceMacro(SurvivalThreshold, unsigned int);
itkSetMacro(SurvivalThreshold, unsigned int);
/** VotingBinaryImageFilter needs a larger input requested region than
* the output requested region. As such, VotingBinaryImageFilter needs
* to provide an implementation for GenerateInputRequestedRegion()
* in order to inform the pipeline execution model.
*
* \sa ImageToImageFilter::GenerateInputRequestedRegion() */
void
GenerateInputRequestedRegion() override;
#ifdef ITK_USE_CONCEPT_CHECKING
// Begin concept checking
itkConceptMacro(InputEqualityComparableCheck, (Concept::EqualityComparable<InputPixelType>));
itkConceptMacro(IntConvertibleToInputCheck, (Concept::Convertible<int, InputPixelType>));
itkConceptMacro(InputConvertibleToOutputCheck, (Concept::Convertible<InputPixelType, OutputPixelType>));
itkConceptMacro(SameDimensionCheck, (Concept::SameDimension<InputImageDimension, OutputImageDimension>));
itkConceptMacro(InputOStreamWritableCheck, (Concept::OStreamWritable<InputPixelType>));
// End concept checking
#endif
protected:
VotingBinaryImageFilter();
~VotingBinaryImageFilter() override = default;
void
PrintSelf(std::ostream & os, Indent indent) const override;
/** VotingBinaryImageFilter can be implemented as a multithreaded filter.
* Therefore, this implementation provides a DynamicThreadedGenerateData()
* routine which is called for each processing thread. The output
* image data is allocated automatically by the superclass prior to
* calling DynamicThreadedGenerateData(). DynamicThreadedGenerateData can only
* write to the portion of the output image specified by the
* parameter "outputRegionForThread"
*
* \sa ImageToImageFilter::ThreadedGenerateData(),
* ImageToImageFilter::GenerateData() */
void
DynamicThreadedGenerateData(const OutputImageRegionType & outputRegionForThread) override;
private:
InputSizeType m_Radius{};
InputPixelType m_ForegroundValue{};
InputPixelType m_BackgroundValue{};
unsigned int m_BirthThreshold{};
unsigned int m_SurvivalThreshold{};
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
# include "itkVotingBinaryImageFilter.hxx"
#endif
#endif
|