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00017 #ifndef __itkOtsuMultipleThresholdsImageFilter_h
00018 #define __itkOtsuMultipleThresholdsImageFilter_h
00019
00020 #include "itkImageToImageFilter.h"
00021 #include "itkFixedArray.h"
00022 #include "itkOtsuMultipleThresholdsCalculator.h"
00023 #include "itkScalarImageToHistogramGenerator.h"
00024
00025 namespace itk {
00026
00045 template<class TInputImage, class TOutputImage>
00046 class ITK_EXPORT OtsuMultipleThresholdsImageFilter :
00047 public ImageToImageFilter<TInputImage, TOutputImage>
00048 {
00049 public:
00051 typedef OtsuMultipleThresholdsImageFilter Self;
00052 typedef ImageToImageFilter<TInputImage,TOutputImage> Superclass;
00053 typedef SmartPointer<Self> Pointer;
00054 typedef SmartPointer<const Self> ConstPointer;
00055
00057 itkNewMacro(Self);
00058
00060 itkTypeMacro(OtsuMultipleThresholdsImageFilter, ImageToImageFilter);
00061
00063 typedef typename TInputImage::PixelType InputPixelType;
00064 typedef typename TOutputImage::PixelType OutputPixelType;
00065
00067 typedef typename TInputImage::Pointer InputImagePointer;
00068 typedef typename TOutputImage::Pointer OutputImagePointer;
00069
00070 typedef typename TInputImage::SizeType InputSizeType;
00071 typedef typename TInputImage::IndexType InputIndexType;
00072 typedef typename TInputImage::RegionType InputImageRegionType;
00073 typedef typename TOutputImage::SizeType OutputSizeType;
00074 typedef typename TOutputImage::IndexType OutputIndexType;
00075 typedef typename TOutputImage::RegionType OutputImageRegionType;
00076
00078 typedef itk::Statistics::ScalarImageToHistogramGenerator<TInputImage>
00079 HistogramGeneratorType;
00080 typedef typename HistogramGeneratorType::HistogramType HistogramType;
00081 typedef OtsuMultipleThresholdsCalculator< HistogramType > OtsuCalculatorType;
00082 typedef typename OtsuCalculatorType::OutputType ThresholdVectorType;
00083
00085 itkStaticConstMacro(InputImageDimension, unsigned int,
00086 TInputImage::ImageDimension );
00087 itkStaticConstMacro(OutputImageDimension, unsigned int,
00088 TOutputImage::ImageDimension );
00090
00092 itkSetClampMacro( NumberOfHistogramBins, unsigned long, 1, NumericTraits<unsigned long>::max() );
00093 itkGetConstMacro( NumberOfHistogramBins, unsigned long );
00095
00097 itkSetClampMacro(NumberOfThresholds, unsigned long, 1, NumericTraits<unsigned long>::max() );
00098 itkGetConstMacro(NumberOfThresholds,unsigned long);
00100
00102 itkSetClampMacro(LabelOffset,OutputPixelType, NumericTraits<OutputPixelType>::Zero,NumericTraits<OutputPixelType>::max() );
00103 itkGetConstMacro(LabelOffset,OutputPixelType);
00105
00107 const ThresholdVectorType & GetThresholds() const
00108 {
00109 return m_Thresholds;
00110 }
00111
00112 #ifdef ITK_USE_CONCEPT_CHECKING
00113
00114 itkConceptMacro(OutputComparableCheck,
00115 (Concept::Comparable<OutputPixelType>));
00116 itkConceptMacro(OutputOStreamWritableCheck,
00117 (Concept::OStreamWritable<OutputPixelType>));
00118
00120 #endif
00121
00122 protected:
00123 OtsuMultipleThresholdsImageFilter();
00124 ~OtsuMultipleThresholdsImageFilter(){};
00125 void PrintSelf(std::ostream& os, Indent indent) const;
00126
00127 void GenerateInputRequestedRegion();
00128 void GenerateData ();
00129
00130 private:
00131 OtsuMultipleThresholdsImageFilter(const Self&);
00132 void operator=(const Self&);
00133
00134 unsigned long m_NumberOfHistogramBins;
00135 unsigned long m_NumberOfThresholds;
00136 OutputPixelType m_LabelOffset;
00137 ThresholdVectorType m_Thresholds;
00138
00139
00140 };
00141
00142 }
00143
00144 #ifndef ITK_MANUAL_INSTANTIATION
00145 #include "itkOtsuMultipleThresholdsImageFilter.txx"
00146 #endif
00147
00148 #endif
00149