lib/cpPlugins/Plugins/BasicFilters/BinaryThresholdImageFilter.cxx

   1 #include "BinaryThresholdImageFilter.h"
   2 #include <cpPlugins/Interface/Image.h>
   3
   4 #include <itkBinaryThresholdImageFilter.h>
   5
   6 // -------------------------------------------------------------------------
   7 cpPlugins::BasicFilters::BinaryThresholdImageFilter::
   8 BinaryThresholdImageFilter( )
   9   : Superclass( )
  10 {
  11   this->m_ClassName = "cpPlugins::BasicFilters::BinaryThresholdImageFilter";
  12   this->m_ClassCategory = "ImageToImageFilter";
  13   this->SetNumberOfInputs( 1 );
  14   this->SetNumberOfOutputs( 1 );
  15   this->_MakeOutput< cpPlugins::Interface::Image >( 0 );
  16
  17   using namespace cpPlugins::Interface;
  18   this->m_DefaultParameters.Configure( Parameters::Real, "LowerThresholdValue" );
  19   this->m_DefaultParameters.Configure( Parameters::Real, "UpperThresholdValue" );
  20   this->m_DefaultParameters.Configure( Parameters::Real, "InsideValue" );
  21   this->m_DefaultParameters.Configure( Parameters::Real, "OutsideValue" );
  22
  23   this->m_DefaultParameters.SetValueAsReal( "LowerThresholdValue", 100 );
  24   this->m_DefaultParameters.SetValueAsReal( "UpperThresholdValue", 500 );
  25   this->m_DefaultParameters.SetValueAsReal( "InsideValue", 255 );
  26   this->m_DefaultParameters.SetValueAsReal( "OutsideValue", 0 );
  27
  28   this->m_Parameters = this->m_DefaultParameters;
  29 }
  30
  31 // -------------------------------------------------------------------------
  32 cpPlugins::BasicFilters::BinaryThresholdImageFilter::
  33 ~BinaryThresholdImageFilter( )
  34 {
  35 }
  36
  37 // -------------------------------------------------------------------------
  38 std::string cpPlugins::BasicFilters::BinaryThresholdImageFilter::
  39 _GenerateData( )
  40 {
  41   cpPlugins::Interface::Image* image =
  42     this->GetInput< cpPlugins::Interface::Image >( 0 );
  43   if( image == NULL )
  44     return( "BinaryThresholdImageFilter: No input image." );
  45
  46   itk::DataObject* itk_image = NULL;
  47   std::string r = "";
  48   cpPlugins_Image_Input_Demangle_Dimension_AllScalarTypes(
  49     2, image, itk_image, r, _DemangleOutput
  50     );
  51   else cpPlugins_Image_Input_Demangle_Dimension_AllScalarTypes(
  52     3, image, itk_image, r, _DemangleOutput
  53     );
  54   else cpPlugins_Image_Input_Demangle_Dimension_AllScalarTypes(
  55     4, image, itk_image, r, _DemangleOutput
  56     );
  57   else r = "BinaryThresholdImageFilter: Input image type not supported.";
  58   return( r );
  59 }
  60
  61 // -------------------------------------------------------------------------
  62 template< class I >
  63 std::string cpPlugins::BasicFilters::BinaryThresholdImageFilter::
  64 _DemangleOutput( itk::DataObject* image )
  65 {
  66   return(
  67     this->_RealGD< I, itk::Image< unsigned char, I::ImageDimension > >(
  68       image
  69       )
  70     );
  71 }
  72
  73 // -------------------------------------------------------------------------
  74 template< class I, class O >
  75 inline std::string cpPlugins::BasicFilters::BinaryThresholdImageFilter::
  76 _RealGD( itk::DataObject* image )
  77 {
  78   typedef itk::BinaryThresholdImageFilter< I, O > _F;
  79   typedef typename I::PixelType _IP;
  80   typedef typename O::PixelType _OP;
  81
  82   // Get parameters
  83   //unsigned int bins =
  84   //  this->m_Parameters.GetValueAsUint( "NumberOfHistogramBins" );
  85   _IP lower_val = _IP( this->m_Parameters.GetValueAsReal( "LowerValue" ) );
  86   _IP upper_val = _IP( this->m_Parameters.GetValueAsReal( "UpperValue" ) );
  87   _OP in_val = _OP( this->m_Parameters.GetValueAsReal( "InsideValue" ) );
  88   _OP out_val = _OP( this->m_Parameters.GetValueAsReal( "OutsideValue" ) );
  89
  90   // Configure filter
  91   _F* filter = dynamic_cast< _F* >( this->m_RealProcessObject.GetPointer( ) );
  92   if( filter == NULL )
  93   {
  94     this->m_RealProcessObject = _F::New( );
  95     filter = dynamic_cast< _F* >( this->m_RealProcessObject.GetPointer( ) );
  96
  97   } // fi
  98   filter->SetInput( dynamic_cast< I* >( image ) );
  99   filter->SetLowerThreshold( lower_val );
 100   filter->SetUpperThreshold( upper_val );
 101   filter->SetInsideValue( in_val );
 102   filter->SetOutsideValue( out_val );
 103   filter->Update( );
 104
 105   // Connect output
 106   cpPlugins::Interface::Image* out =
 107     this->GetOutput< cpPlugins::Interface::Image >( 0 );
 108   if( out != NULL )
 109   {
 110     out->SetITKImage< O >( filter->GetOutput( ) );
 111     return( "" );
 112   }
 113   else
 114     return( "BinaryThresholdImageFilter: output not correctly created." );
 115 }
 116
 117 // eof - $RCSfile$