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itkBinaryStatisticsKeepNObjectsImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkBinaryStatisticsKeepNObjectsImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2009-08-08 01:21:22 $
00007   Version:   $Revision: 1.3 $
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 __itkBinaryStatisticsKeepNObjectsImageFilter_h
00018 #define __itkBinaryStatisticsKeepNObjectsImageFilter_h
00019 
00020 #include "itkImageToImageFilter.h"
00021 #include "itkStatisticsLabelObject.h"
00022 #include "itkLabelMap.h"
00023 #include "itkBinaryImageToLabelMapFilter.h"
00024 #include "itkStatisticsLabelMapFilter.h"
00025 #include "itkStatisticsKeepNObjectsLabelMapFilter.h"
00026 #include "itkLabelMapToBinaryImageFilter.h"
00027 
00028 
00029 namespace itk {
00030 
00047 template<class TInputImage, class TFeatureImage>
00048 class ITK_EXPORT BinaryStatisticsKeepNObjectsImageFilter : 
00049     public ImageToImageFilter<TInputImage, TInputImage>
00050 {
00051 public:
00053   typedef BinaryStatisticsKeepNObjectsImageFilter      Self;
00054   typedef ImageToImageFilter<TInputImage, TInputImage> Superclass;
00055   typedef SmartPointer<Self>                           Pointer;
00056   typedef SmartPointer<const Self>                     ConstPointer;
00057 
00059   typedef TInputImage                              InputImageType;
00060   typedef TInputImage                              OutputImageType;
00061   typedef typename InputImageType::Pointer         InputImagePointer;
00062   typedef typename InputImageType::ConstPointer    InputImageConstPointer;
00063   typedef typename InputImageType::RegionType      InputImageRegionType;
00064   typedef typename InputImageType::PixelType       InputImagePixelType;
00065   typedef typename OutputImageType::Pointer        OutputImagePointer;
00066   typedef typename OutputImageType::ConstPointer   OutputImageConstPointer;
00067   typedef typename OutputImageType::RegionType     OutputImageRegionType;
00068   typedef typename OutputImageType::PixelType      OutputImagePixelType;
00069 
00070   typedef TFeatureImage                              FeatureImageType;
00071   typedef typename FeatureImageType::Pointer         FeatureImagePointer;
00072   typedef typename FeatureImageType::ConstPointer    FeatureImageConstPointer;
00073   typedef typename FeatureImageType::PixelType       FeatureImagePixelType;
00074 
00076   itkStaticConstMacro(InputImageDimension, unsigned int,
00077                       TInputImage::ImageDimension);
00078   itkStaticConstMacro(OutputImageDimension, unsigned int,
00079                       TInputImage::ImageDimension);
00080   itkStaticConstMacro(ImageDimension, unsigned int,
00081                       TInputImage::ImageDimension);
00083 
00084   typedef StatisticsLabelObject<unsigned long, itkGetStaticConstMacro(ImageDimension)> LabelObjectType;
00085   typedef LabelMap< LabelObjectType >                                                  LabelMapType;
00086   typedef BinaryImageToLabelMapFilter< InputImageType, LabelMapType >                  LabelizerType;
00087   typedef StatisticsLabelMapFilter< LabelMapType, TFeatureImage >                      LabelObjectValuatorType;
00088   typedef typename LabelObjectType::AttributeType                                      AttributeType;
00089   typedef StatisticsKeepNObjectsLabelMapFilter< LabelMapType >                         KeepNObjectsType;
00090   typedef LabelMapToBinaryImageFilter< LabelMapType, OutputImageType >                 BinarizerType;
00091 
00093   itkNewMacro(Self);  
00094 
00096   itkTypeMacro(BinaryStatisticsKeepNObjectsImageFilter, 
00097                ImageToImageFilter);
00098 
00105   itkSetMacro(FullyConnected, bool);
00106   itkGetConstReferenceMacro(FullyConnected, bool);
00107   itkBooleanMacro(FullyConnected);
00109 
00110 #ifdef ITK_USE_CONCEPT_CHECKING
00111 
00112   itkConceptMacro(InputEqualityComparableCheck,
00113     (Concept::EqualityComparable<InputImagePixelType>));
00114   itkConceptMacro(IntConvertibleToInputCheck,
00115     (Concept::Convertible<int, InputImagePixelType>));
00116   itkConceptMacro(InputOStreamWritableCheck,
00117     (Concept::OStreamWritable<InputImagePixelType>));
00118 
00120 #endif
00121 
00126   itkSetMacro(BackgroundValue, OutputImagePixelType);
00127   itkGetConstMacro(BackgroundValue, OutputImagePixelType);
00129 
00134   itkSetMacro(ForegroundValue, OutputImagePixelType);
00135   itkGetConstMacro(ForegroundValue, OutputImagePixelType);
00137 
00141   itkGetConstMacro(NumberOfObjects, unsigned long);
00142   itkSetMacro(NumberOfObjects, unsigned long);
00144 
00150   itkGetConstMacro( ReverseOrdering, bool );
00151   itkSetMacro( ReverseOrdering, bool );
00152   itkBooleanMacro( ReverseOrdering );
00154 
00159   itkGetConstMacro( Attribute, AttributeType );
00160   itkSetMacro( Attribute, AttributeType );
00161   void SetAttribute( const std::string & s )
00162     {
00163     this->SetAttribute( LabelObjectType::GetAttributeFromName( s ) );
00164     }
00166 
00168   void SetFeatureImage(const TFeatureImage *input)
00169     {
00170     // Process object is not const-correct so the const casting is required.
00171     this->SetNthInput( 1, const_cast<TFeatureImage *>(input) );
00172     }
00173 
00175   const FeatureImageType * GetFeatureImage()
00176     {
00177     return static_cast<const FeatureImageType*>(this->ProcessObject::GetInput(1));
00178     }
00179 
00181   void SetInput1(const InputImageType *input)
00182     {
00183     this->SetInput( input );
00184     }
00185 
00187   void SetInput2(const FeatureImageType *input)
00188     {
00189     this->SetFeatureImage( input );
00190     }
00191 
00192 protected:
00193   BinaryStatisticsKeepNObjectsImageFilter();
00194   ~BinaryStatisticsKeepNObjectsImageFilter() {};
00195   void PrintSelf(std::ostream& os, Indent indent) const;
00196 
00200   void GenerateInputRequestedRegion();
00201 
00203   void EnlargeOutputRequestedRegion(DataObject *itkNotUsed(output));
00204 
00207   void GenerateData();
00208 
00209 private:
00210   BinaryStatisticsKeepNObjectsImageFilter(const Self&); //purposely not implemented
00211   void operator=(const Self&); //purposely not implemented
00212 
00213   bool                 m_FullyConnected;
00214   OutputImagePixelType m_BackgroundValue;
00215   OutputImagePixelType m_ForegroundValue;
00216   unsigned long        m_NumberOfObjects;
00217   bool                 m_ReverseOrdering;
00218   AttributeType        m_Attribute;
00219 }; // end of class
00220 
00221 } // end namespace itk
00222   
00223 #ifndef ITK_MANUAL_INSTANTIATION
00224 #include "itkBinaryStatisticsKeepNObjectsImageFilter.txx"
00225 #endif
00226 
00227 #endif
00228 

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