itkScalarImageToTextureFeaturesFilter.h

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/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkScalarImageToTextureFeaturesFilter.h,v $
  Language:  C++
  Date:      $Date: 2009-06-15 12:40:37 $
  Version:   $Revision: 1.3 $

  Copyright (c) Insight Software Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/
#ifndef __itkScalarImageToTextureFeaturesFilter_h
#define __itkScalarImageToTextureFeaturesFilter_h

#include "itkImage.h"
#include "itkProcessObject.h"
#include "itkVectorContainer.h"
#include "itkMacro.h"
#include "itkDataObjectDecorator.h"

#include "itkHistogramToTextureFeaturesFilter.h"
#include "itkScalarImageToCooccurrenceMatrixFilter.h"
#include "itkDenseFrequencyContainer2.h"

namespace itk {
namespace Statistics {

template< class TImageType,
          class THistogramFrequencyContainer = DenseFrequencyContainer2 >
class ITK_EXPORT ScalarImageToTextureFeaturesFilter : public ProcessObject
{
public:
  typedef ScalarImageToTextureFeaturesFilter        Self;
  typedef ProcessObject                             Superclass;
  typedef SmartPointer<Self>                        Pointer;
  typedef SmartPointer<const Self>                  ConstPointer;

  itkTypeMacro(ScalarImageToTextureFeaturesFilter, ProcessObject);

  itkNewMacro(Self);

  typedef THistogramFrequencyContainer                FrequencyContainerType;
  typedef TImageType                                  ImageType;
  typedef typename ImageType::Pointer                 ImagePointer;
      
  typedef typename ImageType::PixelType               PixelType;
  typedef typename ImageType::OffsetType              OffsetType;
  typedef VectorContainer<unsigned char, OffsetType>  OffsetVector;
  typedef typename OffsetVector::Pointer              OffsetVectorPointer;
  typedef typename OffsetVector::ConstPointer         OffsetVectorConstPointer;

  typedef ScalarImageToCooccurrenceMatrixFilter< 
    ImageType, FrequencyContainerType >               CooccurrenceMatrixFilterType;

  typedef typename CooccurrenceMatrixFilterType::HistogramType 
                                                      HistogramType;

  typedef HistogramToTextureFeaturesFilter< HistogramType >
                                                      TextureFeaturesFilterType;

  typedef typename TextureFeaturesFilterType::TextureFeatureName  TextureFeatureName;
  typedef VectorContainer<unsigned char, TextureFeatureName>      FeatureNameVector;

  typedef typename FeatureNameVector::Pointer         FeatureNameVectorPointer;
  typedef typename FeatureNameVector::ConstPointer    FeatureNameVectorConstPointer;
  typedef VectorContainer<unsigned char, double>      FeatureValueVector;
  typedef typename FeatureValueVector::Pointer        FeatureValueVectorPointer;

  typedef DataObject::Pointer                   DataObjectPointer;

  typedef DataObjectDecorator<FeatureValueVector>
                                    FeatureValueVectorDataObjectType;

  const FeatureValueVectorDataObjectType * GetFeatureMeansOutput() const;
  const FeatureValueVectorDataObjectType * GetFeatureStandardDeviationsOutput() const;

  void SetInput( const ImageType * );
  const ImageType* GetInput() const;

  itkGetConstReferenceObjectMacro(FeatureMeans, FeatureValueVector);
  itkGetConstReferenceObjectMacro(FeatureStandardDeviations, FeatureValueVector);

  itkSetConstObjectMacro(RequestedFeatures, FeatureNameVector);
  itkGetConstObjectMacro(RequestedFeatures, FeatureNameVector);

  itkSetConstObjectMacro(Offsets, OffsetVector);
  itkGetConstObjectMacro(Offsets, OffsetVector);

  void SetNumberOfBinsPerAxis( unsigned int );

  void SetPixelValueMinMax( PixelType min, PixelType max );

  void SetMaskImage(const ImageType * );
  const ImageType* GetMaskImage() const;

  void SetInsidePixelValue(PixelType InsidePixelValue);

  itkGetConstMacro(FastCalculations, bool);
  itkSetMacro(FastCalculations, bool);
  itkBooleanMacro(FastCalculations);
      
protected:
  ScalarImageToTextureFeaturesFilter();
  virtual ~ScalarImageToTextureFeaturesFilter() {};
  void PrintSelf(std::ostream& os, Indent indent) const;

  void FastCompute();
  void FullCompute();

  virtual void GenerateData();

  virtual DataObjectPointer MakeOutput( unsigned int );

private:
  typename CooccurrenceMatrixFilterType::Pointer m_GLCMGenerator;

  FeatureValueVectorPointer         m_FeatureMeans;
  FeatureValueVectorPointer         m_FeatureStandardDeviations;
  FeatureNameVectorConstPointer     m_RequestedFeatures;
  OffsetVectorConstPointer          m_Offsets;
  bool                              m_FastCalculations;
};
    
} // end of namespace Statistics 
} // end of namespace itk 

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkScalarImageToTextureFeaturesFilter.txx"
#endif

#endif