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itkScalarImageToGreyLevelCooccurrenceMatrixGenerator.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkScalarImageToGreyLevelCooccurrenceMatrixGenerator.h,v $
00005   Language:  C++
00006   Date:      $Date: 2004/09/11 00:15:17 $
00007   Version:   $Revision: 1.6 $
00008 
00009   Copyright (c) Insight Software Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 #ifndef __itkScalarImageToGreyLevelCooccurrenceMatrixGenerator_h
00018 #define __itkScalarImageToGreyLevelCooccurrenceMatrixGenerator_h
00019 
00020 #include "itkImage.h"
00021 #include "itkHistogram.h"
00022 #include "itkDenseFrequencyContainer.h"
00023 #include "itkVectorContainer.h"
00024 #include "itkObject.h"
00025 #include "itkNumericTraits.h"
00026 #include "itkMacro.h"
00027 
00028 namespace itk {
00029   namespace Statistics {
00030 
00090 template< class TImageType, class THistogramFrequencyContainer = 
00091   DenseFrequencyContainer< float > >
00092 class ScalarImageToGreyLevelCooccurrenceMatrixGenerator : public Object
00093   {
00094   public:
00096     typedef ScalarImageToGreyLevelCooccurrenceMatrixGenerator Self;
00097     typedef Object Superclass;
00098     typedef SmartPointer<Self> Pointer;
00099     typedef SmartPointer<const Self> ConstPointer;
00100     
00102     itkTypeMacro(ScalarImageToGreyLevelCooccurrenceMatrixGenerator, Object);
00103     
00105     itkNewMacro(Self) ;
00106     
00107     typedef TImageType                                      ImageType;
00108     typedef typename ImageType::Pointer                     ImagePointer;
00109     typedef typename ImageType::ConstPointer                ImageConstPointer;
00110     typedef typename ImageType::PixelType                   PixelType;
00111     typedef typename ImageType::RegionType                  RegionType;
00112     typedef typename ImageType::SizeType                    RadiusType;
00113     typedef typename ImageType::OffsetType                  OffsetType;
00114     typedef VectorContainer<unsigned char, OffsetType>      OffsetVector;
00115     typedef typename OffsetVector::Pointer                  OffsetVectorPointer;
00116     typedef typename OffsetVector::ConstPointer             OffsetVectorConstPointer;
00117     
00118     typedef typename NumericTraits<PixelType>::RealType     MeasurementType;
00119     
00120     typedef Histogram< MeasurementType, 2, THistogramFrequencyContainer >
00121                                                             HistogramType;
00122     typedef typename HistogramType::Pointer                 HistogramPointer;
00123     typedef typename HistogramType::ConstPointer            HistogramConstPointer;
00124     typedef typename HistogramType::MeasurementVectorType   MeasurementVectorType;
00125     
00126     
00127     itkStaticConstMacro(DefaultBinsPerAxis, unsigned int, 256);
00128     
00130     void Compute( void );
00131     
00133     void SetInput( const ImagePointer );
00134     
00137     void SetOffset( const OffsetType );
00138     void SetOffsets( const OffsetVectorPointer );
00139     
00143     HistogramPointer GetOutput( void ) const;
00144     
00146     void SetNumberOfBinsPerAxis( unsigned int numberOfBins );
00147     
00149     void SetPixelValueMinMax( PixelType min, PixelType max );
00150     
00153     itkSetMacro(Normalize, bool);
00154     itkGetMacro(Normalize, bool);
00155     itkBooleanMacro(Normalize);
00156     
00157   protected:
00158     ScalarImageToGreyLevelCooccurrenceMatrixGenerator();
00159     virtual ~ScalarImageToGreyLevelCooccurrenceMatrixGenerator() {};
00160     void PrintSelf(std::ostream& os, Indent indent) const;
00161     virtual void FillHistogram( RadiusType radius, RegionType region );
00162     
00163     itkGetMacro(Image,ImagePointer);
00164     itkGetMacro(Histogram,HistogramPointer);
00165     itkGetMacro(Offsets,OffsetVectorPointer);
00166     itkGetMacro(Min,PixelType);
00167     itkGetMacro(Max,PixelType);
00168     
00169    private:
00170     void NormalizeHistogram( void );
00171   
00172     ImagePointer           m_Image;
00173     HistogramPointer       m_Histogram;
00174     OffsetVectorPointer    m_Offsets;
00175     PixelType              m_Min, m_Max;
00176 
00177     unsigned int           m_BinsPerAxis;
00178     MeasurementVectorType  m_LowerBound, m_UpperBound;
00179     bool                   m_Normalize;
00180 
00181   };
00182     
00183     
00184   } // end of namespace Statistics 
00185 } // end of namespace itk 
00186 
00187 #ifndef ITK_MANUAL_INSTANTIATION
00188 #include "itkScalarImageToGreyLevelCooccurrenceMatrixGenerator.txx"
00189 #endif
00190 
00191 #endif

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