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itkImageToHistogramGenerator.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkImageToHistogramGenerator.h,v $
00005   Language:  C++
00006   Date:      $Date: 2005-08-24 15:16:46 $
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 #ifndef __itkImageToHistogramGenerator_h
00018 #define __itkImageToHistogramGenerator_h
00019 
00020 
00021 #include "itkImageToListAdaptor.h"
00022 #include "itkListSampleToHistogramGenerator.h"
00023 #include "itkObject.h"
00024 
00025 
00026 namespace itk {
00027 namespace Statistics {
00028 
00029 template <typename TAdaptor >
00030 struct GetAdaptorMeasurementVectorLength
00031 {
00032   itkStaticConstMacro( MeasurementVectorLength, unsigned int, TAdaptor::MeasurementVectorSize );
00033 };
00034 
00046 template< class TImageType >
00047 class ImageToHistogramGenerator : public Object
00048 {
00049 public:
00051   typedef ImageToHistogramGenerator  Self ;
00052   typedef Object Superclass;
00053   typedef SmartPointer<Self> Pointer;
00054   typedef SmartPointer<const Self> ConstPointer;
00055 
00057   itkTypeMacro(ImageToHistogramGenerator, Object) ;
00058 
00060   itkNewMacro(Self) ;
00061 
00062   typedef TImageType                                      ImageType;
00063   typedef ImageToListAdaptor< ImageType >                 AdaptorType;
00064   typedef typename AdaptorType::Pointer                   AdaptorPointer;
00065   typedef typename ImageType::PixelType                   PixelType;
00066   typedef typename PixelType::ValueType                   ValueType;
00067   typedef typename NumericTraits< ValueType >::RealType   ValueRealType;
00068   typedef DenseFrequencyContainer                         FrequencyContainerType;
00069 
00070   typedef ListSampleToHistogramGenerator< 
00071                          AdaptorType, 
00072                          ValueRealType,
00073                          FrequencyContainerType,
00074                          ::itk::Statistics::GetAdaptorMeasurementVectorLength< 
00075                                           AdaptorType >::MeasurementVectorLength
00076                            > GeneratorType;
00077 
00078   typedef typename GeneratorType::Pointer                   GeneratorPointer;
00079 
00080   typedef typename GeneratorType::HistogramType             HistogramType;
00081   typedef typename HistogramType::Pointer                   HistogramPointer;
00082   typedef typename HistogramType::ConstPointer              HistogramConstPointer;
00083   typedef typename HistogramType::SizeType                  SizeType;
00084   typedef typename HistogramType::MeasurementVectorType     MeasurementVectorType;
00085 
00086 public:
00087 
00089   void Compute( void );
00090 
00092   void SetInput( const ImageType * );
00093 
00097   const HistogramType * GetOutput() const;
00098 
00100   void SetNumberOfBins( const SizeType & size );
00101 
00103   void SetMarginalScale( double marginalScale );
00104   void SetHistogramMin(const MeasurementVectorType & histogramMin);
00105   void SetHistogramMax(const MeasurementVectorType & histogramMax);
00106   void SetAutoMinMax(bool autoMinMax);
00108 
00109 protected:
00110   ImageToHistogramGenerator();
00111   virtual ~ImageToHistogramGenerator() {};
00112   void PrintSelf(std::ostream& os, Indent indent) const;
00113 
00114 
00115 private:
00116 
00117   AdaptorPointer      m_ImageToListAdaptor;
00118 
00119   GeneratorPointer    m_HistogramGenerator;
00120 
00121 };
00122 
00123 
00124 } // end of namespace Statistics 
00125 } // end of namespace itk 
00126 
00127 #ifndef ITK_MANUAL_INSTANTIATION
00128 #include "itkImageToHistogramGenerator.txx"
00129 #endif
00130 
00131 #endif
00132 

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