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itkLabelMapFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkLabelMapFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2009-08-15 16:50:00 $
00007   Version:   $Revision: 1.5 $
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   Portions of this code are covered under the VTK copyright.
00013   See VTKCopyright.txt or http://www.kitware.com/VTKCopyright.htm for details.
00014 
00015      This software is distributed WITHOUT ANY WARRANTY; without even 
00016      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00017      PURPOSE.  See the above copyright notices for more information.
00018 
00019 =========================================================================*/
00020 #ifndef __itkLabelMapFilter_h
00021 #define __itkLabelMapFilter_h
00022 
00023 #include "itkImageToImageFilter.h"
00024 #include "itkProgressReporter.h"
00025 #include "itkFastMutexLock.h"
00026 
00027 namespace itk
00028 {
00029   
00049 template <class TInputImage, class TOutputImage>
00050 class ITK_EXPORT LabelMapFilter :
00051 public
00052 ImageToImageFilter<TInputImage, TOutputImage>
00053 {
00054 public:
00056   typedef LabelMapFilter                                 Self;
00057   typedef ImageToImageFilter<TInputImage, TOutputImage>  Superclass;
00058   typedef SmartPointer<Self>                             Pointer;
00059   typedef SmartPointer<const Self>                       ConstPointer;
00060 
00062   itkTypeMacro(LabelMapFilter,ImageToImageFilter);
00063 
00065   itkNewMacro(Self);  
00066 
00068   typedef TInputImage                              InputImageType;
00069   typedef typename InputImageType::Pointer         InputImagePointer;
00070   typedef typename InputImageType::ConstPointer    InputImageConstPointer;
00071   typedef typename InputImageType::RegionType      InputImageRegionType; 
00072   typedef typename InputImageType::PixelType       InputImagePixelType;
00073   typedef typename InputImageType::LabelObjectType LabelObjectType;
00074 
00075   typedef TOutputImage                             OutputImageType;
00076   typedef typename OutputImageType::Pointer        OutputImagePointer;
00077   typedef typename OutputImageType::ConstPointer   OutputImageConstPointer;
00078   typedef typename OutputImageType::RegionType     OutputImageRegionType; 
00079   typedef typename OutputImageType::PixelType      OutputImagePixelType;
00080 
00082   itkStaticConstMacro(InputImageDimension, unsigned int, TInputImage::ImageDimension);
00083   itkStaticConstMacro(OutputImageDimension, unsigned int, TOutputImage::ImageDimension);
00085 
00089   void GenerateInputRequestedRegion();
00090 
00092   void EnlargeOutputRequestedRegion(DataObject *itkNotUsed(output));
00093 
00094 protected:
00095   LabelMapFilter();
00096   ~LabelMapFilter();
00097 
00098   virtual void BeforeThreadedGenerateData();
00099 
00100   virtual void AfterThreadedGenerateData();
00101 
00102   virtual void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread, int threadId );
00103 
00104   virtual void ThreadedProcessLabelObject( LabelObjectType * labelObject );
00105 
00110   virtual InputImageType * GetLabelMap()
00111     {
00112     return static_cast<InputImageType*>(const_cast<DataObject *>(this->ProcessObject::GetInput(0)));
00113     }
00114 
00115   typename FastMutexLock::Pointer m_LabelObjectContainerLock;
00116 
00117   typedef typename InputImageType::LabelObjectContainerType   LabelObjectContainerType;
00118   typedef typename LabelObjectContainerType::const_iterator   LabelObjectContainerConstIterator;
00119 
00120 private:
00121   LabelMapFilter(const Self&); //purposely not implemented
00122   void operator=(const Self&); //purposely not implemented
00123 
00124   LabelObjectContainerConstIterator   m_LabelObjectIterator;
00125 
00126   ProgressReporter * m_Progress;
00127 
00128 };
00129 
00130 } // end namespace itk
00131 
00132 #ifndef ITK_MANUAL_INSTANTIATION
00133 #include "itkLabelMapFilter.txx"
00134 #endif
00135 
00136 #endif
00137 

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