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itkBinaryThresholdImageFilter.h

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00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkBinaryThresholdImageFilter.h,v $ 00005 Language: C++ 00006 Date: $Date: 2003/09/10 14:28:44 $ 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 __itkBinaryThresholdImageFilter_h 00018 #define __itkBinaryThresholdImageFilter_h 00019 00020 #include "itkUnaryFunctorImageFilter.h" 00021 #include "itkConceptChecking.h" 00022 00023 namespace itk 00024 { 00025 00043 namespace Functor { 00044 00045 template< class TInput, class TOutput> 00046 class BinaryThreshold 00047 { 00048 public: 00049 BinaryThreshold() {}; 00050 ~BinaryThreshold() {}; 00051 00052 void SetLowerThreshold( const TInput & thresh ) 00053 { m_LowerThreshold = thresh; } 00054 void SetUpperThreshold( const TInput & thresh ) 00055 { m_UpperThreshold = thresh; } 00056 void SetInsideValue( const TOutput & value ) 00057 { m_InsideValue = value; } 00058 void SetOutsideValue( const TOutput & value ) 00059 { m_OutsideValue = value; } 00060 00061 inline TOutput operator()( const TInput & A ) 00062 { 00063 if ( m_LowerThreshold <= A && A <= m_UpperThreshold ) 00064 { 00065 return m_InsideValue; 00066 } 00067 return m_OutsideValue; 00068 } 00069 00070 private: 00071 TInput m_LowerThreshold; 00072 TInput m_UpperThreshold; 00073 TOutput m_InsideValue; 00074 TOutput m_OutsideValue; 00075 00076 }; 00077 } 00078 00079 template <class TInputImage, class TOutputImage> 00080 class ITK_EXPORT BinaryThresholdImageFilter : 00081 public 00082 UnaryFunctorImageFilter<TInputImage,TOutputImage, 00083 Functor::BinaryThreshold< 00084 typename TInputImage::PixelType, 00085 typename TOutputImage::PixelType> > 00086 { 00087 public: 00089 typedef BinaryThresholdImageFilter Self; 00090 typedef UnaryFunctorImageFilter<TInputImage,TOutputImage, 00091 Functor::BinaryThreshold< 00092 typename TInputImage::PixelType, 00093 typename TOutputImage::PixelType> 00094 > Superclass; 00095 typedef SmartPointer<Self> Pointer; 00096 typedef SmartPointer<const Self> ConstPointer; 00097 00099 itkNewMacro(Self); 00100 00102 itkTypeMacro(BinaryThresholdImageFilter, UnaryFunctorImageFilter); 00103 00105 typedef typename TInputImage::PixelType InputPixelType; 00106 typedef typename TOutputImage::PixelType OutputPixelType; 00107 00109 itkConceptMacro(PixelTypeComparable, (Concept::Comparable<InputPixelType>)); 00110 00113 itkSetMacro(OutsideValue,OutputPixelType); 00114 00116 itkGetMacro(OutsideValue,OutputPixelType); 00117 00120 itkSetMacro(InsideValue,OutputPixelType); 00121 00123 itkGetMacro(InsideValue,OutputPixelType); 00124 00129 itkSetMacro( UpperThreshold, InputPixelType ); 00130 itkSetMacro( LowerThreshold, InputPixelType ); 00131 00133 itkGetMacro( UpperThreshold, InputPixelType ); 00134 itkGetMacro( LowerThreshold, InputPixelType ); 00135 00136 00137 protected: 00138 BinaryThresholdImageFilter(); 00139 virtual ~BinaryThresholdImageFilter() {} 00140 void PrintSelf(std::ostream& os, Indent indent) const; 00141 00144 virtual void BeforeThreadedGenerateData(); 00145 00146 private: 00147 BinaryThresholdImageFilter(const Self&); //purposely not implemented 00148 void operator=(const Self&); //purposely not implemented 00149 00150 InputPixelType m_LowerThreshold; 00151 InputPixelType m_UpperThreshold; 00152 OutputPixelType m_InsideValue; 00153 OutputPixelType m_OutsideValue; 00154 00155 }; 00156 00157 } // end namespace itk 00158 00159 #ifndef ITK_MANUAL_INSTANTIATION 00160 #include "itkBinaryThresholdImageFilter.txx" 00161 #endif 00162 00163 #endif

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