plugins/ImageFilters/CastImageFilter.cxx

   1 #include <plugins/ImageFilters/CastImageFilter.h>
   2 #include <cpPlugins/Image.h>
   3 #include <cpPlugins_Instances_CastImageFilters.h>
   4
   5 // -------------------------------------------------------------------------
   6 cpPluginsImageFilters::CastImageFilter::
   7 CastImageFilter( )
   8   : Superclass( )
   9 {
  10   this->_AddInput( "Input" );
  11   this->_AddOutput< cpPlugins::Image >( "Output" );
  12
  13   std::vector< std::string > choices;
  14   choices.push_back( "char" );
  15   choices.push_back( "short" );
  16   choices.push_back( "int" );
  17   choices.push_back( "long" );
  18   choices.push_back( "uchar" );
  19   choices.push_back( "ushort" );
  20   choices.push_back( "uint" );
  21   choices.push_back( "ulong" );
  22   choices.push_back( "float" );
  23   choices.push_back( "double" );
  24   this->m_Parameters.ConfigureAsChoices( "CastType", choices );
  25   this->m_Parameters.SetSelectedChoice( "CastType", "uchar" );
  26 }
  27
  28 // -------------------------------------------------------------------------
  29 cpPluginsImageFilters::CastImageFilter::
  30 ~CastImageFilter( )
  31 {
  32 }
  33
  34 // -------------------------------------------------------------------------
  35 void cpPluginsImageFilters::CastImageFilter::
  36 _GenerateData( )
  37 {
  38   auto image = this->GetInputData< itk::DataObject >( "Input" );
  39   cpPlugins_Image_Demangle_Pixel_AllScalars     ( _GD0, image, 1 );
  40   else cpPlugins_Image_Demangle_Pixel_AllScalars( _GD0, image, 2 );
  41   else cpPlugins_Image_Demangle_Pixel_AllScalars( _GD0, image, 3 );
  42   else cpPlugins_Image_Demangle_Pixel_AllScalars( _GD0, image, 4 );
  43   else this->_Error( "No valid input image." );
  44 }
  45
  46 // -------------------------------------------------------------------------
  47 template< class _TInputImage >
  48 void cpPluginsImageFilters::CastImageFilter::
  49 _GD0( _TInputImage* image )
  50 {
  51   auto out = this->m_Parameters.GetSelectedChoice( "CastType" );
  52   if( out == "char" )
  53     this->_GD1< _TInputImage, char >( image );
  54   else if( out == "short" )
  55     this->_GD1< _TInputImage, short >( image );
  56   else if( out == "int" )
  57     this->_GD1< _TInputImage, int >( image );
  58   else if( out == "long" )
  59     this->_GD1< _TInputImage, long >( image );
  60   else if( out == "float" )
  61     this->_GD1< _TInputImage, float >( image );
  62   else if( out == "double" )
  63     this->_GD1< _TInputImage, double >( image );
  64   else if( out == "uchar" )
  65     this->_GD1< _TInputImage, unsigned char >( image );
  66   else if( out == "ushort" )
  67     this->_GD1< _TInputImage, unsigned short >( image );
  68   else if( out == "uint" )
  69     this->_GD1< _TInputImage, unsigned int >( image );
  70   else if( out == "ulong" )
  71     this->_GD1< _TInputImage, unsigned long >( image );
  72   else
  73     this->_Error( "Invalid output casting type." );
  74 }
  75
  76 // -------------------------------------------------------------------------
  77 template< class _TInputImage, class _TOutputPixel >
  78 void cpPluginsImageFilters::CastImageFilter::
  79 _GD1( _TInputImage* image )
  80 {
  81   typedef itk::Image< _TOutputPixel, _TInputImage::ImageDimension > _TOutputImage;
  82   typedef itk::CastImageFilter< _TInputImage, _TOutputImage > _TFilter;
  83
  84   // Configure filter
  85   auto filter = this->_CreateITK< _TFilter >( );
  86   filter->SetInput( image );
  87   filter->Update( );
  88
  89   // Connect output
  90   this->GetOutput( "Output" )->SetITK( filter->GetOutput( ) );
  91 }
  92
  93 // eof - $RCSfile$