itkValuedRegionalExtremaImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkValuedRegionalExtremaImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2009-04-23 03:43:42 $
00007   Version:   $Revision: 1.7 $
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 
00018 #ifndef __itkValuedRegionalExtremaImageFilter_h
00019 #define __itkValuedRegionalExtremaImageFilter_h
00020 
00021 #include "itkImageToImageFilter.h"
00022 #include "itkConstShapedNeighborhoodIterator.h"
00023 #include "itkShapedNeighborhoodIterator.h"
00024 #include "itkConstantBoundaryCondition.h"
00025 #include "itkConceptChecking.h"
00026 #include <stack>
00027 
00028 namespace itk {
00029 
00071 template<class TInputImage, class TOutputImage, 
00072       class TFunction1, class TFunction2>
00073 class ITK_EXPORT ValuedRegionalExtremaImageFilter : 
00074     public ImageToImageFilter<TInputImage, TOutputImage>
00075 {
00076 public:
00078   typedef ValuedRegionalExtremaImageFilter Self;
00079 
00080   typedef ImageToImageFilter<TInputImage, TOutputImage>
00081                                            Superclass;
00082 
00083   typedef SmartPointer<Self>        Pointer;
00084   typedef SmartPointer<const Self>  ConstPointer;
00085 
00087   typedef TInputImage                              InputImageType;
00088   typedef TOutputImage                             OutputImageType;
00089   typedef typename InputImageType::Pointer         InputImagePointer;
00090   typedef typename InputImageType::ConstPointer    InputImageConstPointer;
00091   typedef typename InputImageType::RegionType      InputImageRegionType;
00092   typedef typename InputImageType::PixelType       InputImagePixelType;
00093   typedef typename InputImageType::SizeType        ISizeType;
00094   typedef typename OutputImageType::Pointer        OutputImagePointer;
00095   typedef typename OutputImageType::ConstPointer   OutputImageConstPointer;
00096   typedef typename OutputImageType::RegionType     OutputImageRegionType;
00097   typedef typename OutputImageType::PixelType      OutputImagePixelType;
00098 
00100   itkStaticConstMacro(InputImageDimension, unsigned int,
00101                       TInputImage::ImageDimension);
00102   itkStaticConstMacro(OutputImageDimension, unsigned int,
00103                       TOutputImage::ImageDimension);
00105 
00107   itkNewMacro(Self);  
00108 
00110   itkTypeMacro(ValuedRegionalExtremaImageFilter, 
00111                ImageToImageFilter);
00112 
00113 
00120   itkSetMacro(FullyConnected, bool);
00121   itkGetConstReferenceMacro(FullyConnected, bool);
00122   itkBooleanMacro(FullyConnected);
00124 
00128   itkSetMacro(MarkerValue, typename TInputImage::PixelType);
00129   itkGetConstReferenceMacro(MarkerValue, typename TInputImage::PixelType);
00131 
00135   itkGetConstMacro(Flat, bool);
00136 
00137 #ifdef ITK_USE_CONCEPT_CHECKING
00138 
00139   itkConceptMacro(InputHasPixelTraitsCheck,
00140     (Concept::HasPixelTraits<InputImagePixelType>));
00141   itkConceptMacro(InputHasNumericTraitsCheck,
00142     (Concept::HasNumericTraits<InputImagePixelType>));
00143 
00145 #endif
00146 
00147 protected:
00148   ValuedRegionalExtremaImageFilter();
00149   ~ValuedRegionalExtremaImageFilter() {};
00150   void PrintSelf(std::ostream& os, Indent indent) const;
00151 
00155   void GenerateInputRequestedRegion();
00156 
00158   void EnlargeOutputRequestedRegion(DataObject *itkNotUsed(output));
00159 
00160   void GenerateData();
00161   
00162 
00163 private:
00164   ValuedRegionalExtremaImageFilter(const Self&); //purposely not implemented
00165   void operator=(const Self&); //purposely not implemented
00166 
00167   typename TInputImage::PixelType                         m_MarkerValue;
00168   bool                                                    m_FullyConnected;
00169   bool                                                    m_Flat;
00170 
00171   typedef typename OutputImageType::IndexType             OutIndexType;
00172   typedef typename InputImageType::IndexType              InIndexType;
00173   typedef ConstShapedNeighborhoodIterator<InputImageType> ConstInputIterator;
00174   typedef ShapedNeighborhoodIterator<OutputImageType>     NOutputIterator;
00175   typedef std::stack<OutIndexType>                        IndexStack;
00176 
00177 }; // end of class
00178 
00179 } // end namespace itk
00180   
00181 #ifndef ITK_MANUAL_INSTANTIATION
00182 #include "itkValuedRegionalExtremaImageFilter.txx"
00183 #endif
00184 
00185 #endif
00186