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itkMaskedMovingHistogramImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkMaskedMovingHistogramImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2009-04-23 03:43:41 $
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 __itkMaskedMovingHistogramImageFilter_h
00018 #define __itkMaskedMovingHistogramImageFilter_h
00019 
00020 #include "itkMovingHistogramImageFilterBase.h"
00021 #include <list>
00022 #include <map>
00023 #include <set>
00024 
00025 namespace itk {
00026 
00034 template<class TInputImage, class TMaskImage, class TOutputImage, class TKernel, class THistogram >
00035 class ITK_EXPORT MaskedMovingHistogramImageFilter : 
00036     public MovingHistogramImageFilterBase<TInputImage, TOutputImage, TKernel>
00037 {
00038 public:
00040   typedef MaskedMovingHistogramImageFilter           Self;
00041   typedef MovingHistogramImageFilterBase<TInputImage, TOutputImage, TKernel>
00042                                                      Superclass;
00043   typedef SmartPointer<Self>                         Pointer;
00044   typedef SmartPointer<const Self>                   ConstPointer;
00045 
00047   itkNewMacro(Self);  
00048 
00050   itkTypeMacro(MaskedMovingHistogramImageFilter, 
00051                MovingHistogramImageFilter);
00052 
00054   typedef TInputImage                                InputImageType;
00055   typedef TOutputImage                               OutputImageType;
00056   typedef TMaskImage                                 MaskImageType;
00057   typedef typename TInputImage::RegionType           RegionType;
00058   typedef typename TInputImage::SizeType             SizeType;
00059   typedef typename TInputImage::IndexType            IndexType;
00060   typedef typename TInputImage::PixelType            PixelType;
00061   typedef typename TInputImage::OffsetType           OffsetType;
00062   typedef typename Superclass::OutputImageRegionType OutputImageRegionType;
00063   typedef typename TOutputImage::PixelType           OutputPixelType;
00064   typedef typename TInputImage::PixelType            InputPixelType;
00065   typedef typename MaskImageType::PixelType          MaskPixelType;
00066   typedef THistogram                                 HistogramType;
00067 
00069   void SetMaskImage(MaskImageType *input)
00070     {
00071     // Process object is not const-correct so the const casting is required.
00072     this->SetNthInput( 1, const_cast<TMaskImage *>(input) );
00073     }
00074 
00076   MaskImageType * GetMaskImage()
00077     {
00078     return static_cast<MaskImageType*>(const_cast<DataObject *>(this->ProcessObject::GetInput(1)));
00079     }
00080 
00081 
00083   void SetInput1(InputImageType *input)
00084     {
00085     this->SetInput( input );
00086     }
00087 
00089   void SetInput2(MaskImageType *input)
00090     {
00091     this->SetMaskImage( input );
00092     }
00093 
00094 
00096   itkStaticConstMacro(ImageDimension, unsigned int,
00097                       TInputImage::ImageDimension);
00098 
00100   typedef TKernel KernelType;
00101 
00103   typedef typename KernelType::ConstIterator KernelIteratorType;
00104 
00106   typedef typename KernelType::SizeType RadiusType;
00107 
00108   typedef typename std::list< OffsetType > OffsetListType;
00109 
00110   typedef typename std::map< OffsetType, OffsetListType, typename Functor::OffsetLexicographicCompare<itkGetStaticConstMacro(ImageDimension)> > OffsetMapType;
00111 
00113   MaskImageType * GetOutputMask();
00114 
00115   void AllocateOutputs();
00116 
00117   DataObject::Pointer MakeOutput(unsigned int idx);
00118 
00119   itkSetMacro(FillValue, OutputPixelType);
00120   itkGetConstMacro(FillValue, OutputPixelType);
00121 
00122   itkSetMacro(MaskValue, MaskPixelType);
00123   itkGetConstMacro(MaskValue, MaskPixelType);
00124 
00125   itkSetMacro(BackgroundMaskValue, MaskPixelType);
00126   itkGetConstMacro(BackgroundMaskValue, MaskPixelType);
00127 
00128   void SetGenerateOutputMask( bool );
00129   itkGetConstMacro(GenerateOutputMask, bool);
00130 //   itkBooleanMacro(GenerateOutputMask);
00131 
00132 protected:
00133   MaskedMovingHistogramImageFilter();
00134   ~MaskedMovingHistogramImageFilter() {};
00135 
00137   void  ThreadedGenerateData (const OutputImageRegionType& 
00138                               outputRegionForThread,
00139                               int threadId);
00140 
00141   void PrintSelf(std::ostream& os, Indent indent) const;
00142   
00148   virtual THistogram * NewHistogram();
00149 
00150   void pushHistogram(HistogramType *histogram, 
00151                      const OffsetListType* addedList,
00152                      const OffsetListType* removedList,
00153                      const RegionType &inputRegion,
00154                      const RegionType &kernRegion,
00155                      const InputImageType* inputImage,
00156                      const MaskImageType *maskImage,
00157                      const IndexType currentIdx);
00158 
00159 private:
00160   MaskedMovingHistogramImageFilter(const Self&); //purposely not implemented
00161   void operator=(const Self&); //purposely not implemented
00162 
00163   bool            m_GenerateOutputMask;
00164 
00165   OutputPixelType m_FillValue;
00166 
00167   MaskPixelType   m_MaskValue;
00168 
00169   MaskPixelType   m_BackgroundMaskValue;
00170 
00171 }; // end of class
00172 
00173 } // end namespace itk
00174   
00175 #ifndef ITK_MANUAL_INSTANTIATION
00176 #include "itkMaskedMovingHistogramImageFilter.txx"
00177 #endif
00178 
00179 #endif
00180 

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