lib/cpPlugins/Plugins/RGBImageToHSVChannelsFilter.cxx

   1 #include <cpPlugins/Plugins/RGBImageToHSVChannelsFilter.h>
   2 #include <cpPlugins/Interface/Image.h>
   3 #include <cpPlugins/Extensions/Algorithms/RGBImageToOtherChannelsFilter.h>
   4 #include <cpPlugins/Extensions/Algorithms/RGBToHSVFunction.h>
   5
   6 #define ITK_MANUAL_INSTANTIATION
   7 #include <itkImage.h>
   8 #include <itkRGBPixel.h>
   9
  10 // -------------------------------------------------------------------------
  11 #define cpPlugins_RGB2HSV_Dimension( r, d, o, f )                       \
  12   if( dynamic_cast< itk::ImageBase< d >* >( o ) != NULL )               \
  13     r = this->f< d >( )
  14
  15 // -------------------------------------------------------------------------
  16 #define cpPlugins_RGB2HSV_RGB( r, p, d, o, f )                          \
  17   if(                                                                   \
  18     dynamic_cast< itk::Image< itk::RGBPixel< p >, d >* >( o ) != NULL   \
  19     )                                                                   \
  20     r = this->f< p, d >( )
  21
  22 // -------------------------------------------------------------------------
  23 std::string cpPlugins::Plugins::RGBImageToHSVChannelsFilter::
  24 GetClassName( ) const
  25 {
  26   return( "cpPlugins::Plugins::RGBImageToHSVChannelsFilter" );
  27 }
  28
  29 // -------------------------------------------------------------------------
  30 cpPlugins::Plugins::RGBImageToHSVChannelsFilter::
  31 RGBImageToHSVChannelsFilter( )
  32   : Superclass( )
  33 {
  34   this->SetNumberOfInputs( 1 );
  35   this->SetNumberOfOutputs( 3 );
  36   this->_MakeOutput< cpPlugins::Interface::Image >( 0 );
  37   this->_MakeOutput< cpPlugins::Interface::Image >( 1 );
  38   this->_MakeOutput< cpPlugins::Interface::Image >( 2 );
  39
  40   this->m_DefaultParameters.Clear( );
  41 }
  42
  43 // -------------------------------------------------------------------------
  44 cpPlugins::Plugins::RGBImageToHSVChannelsFilter::
  45 ~RGBImageToHSVChannelsFilter( )
  46 {
  47 }
  48
  49 // -------------------------------------------------------------------------
  50 std::string cpPlugins::Plugins::RGBImageToHSVChannelsFilter::
  51 _GenerateData( )
  52 {
  53   itk::DataObject* o = this->_GetInput( 0 );
  54
  55   std::string r = "cpPlugins::Plugins::RGBImageToHSVChannelsFilter: itk::Image dimension not supported.";
  56   cpPlugins_RGB2HSV_Dimension( r, 1, o, _GD0 );
  57   else cpPlugins_RGB2HSV_Dimension( r, 2, o, _GD0 );
  58   else cpPlugins_RGB2HSV_Dimension( r, 3, o, _GD0 );
  59   else cpPlugins_RGB2HSV_Dimension( r, 4, o, _GD0 );
  60   return( r );
  61 }
  62
  63 // -------------------------------------------------------------------------
  64 template< unsigned int D >
  65 std::string cpPlugins::Plugins::RGBImageToHSVChannelsFilter::
  66 _GD0( )
  67 {
  68   itk::ImageBase< D >* i =
  69     dynamic_cast< itk::ImageBase< D >* >( this->_GetInput( 0 ) );
  70
  71   std::string r = "cpPlugins::Plugins::RGBImageToHSVChannelsFilter: itk::Image pixel type not supported";
  72   cpPlugins_RGB2HSV_RGB( r, char, D, i, _GD1 );
  73   else cpPlugins_RGB2HSV_RGB( r, short, D, i, _GD1 );
  74   else cpPlugins_RGB2HSV_RGB( r, int, D, i, _GD1 );
  75   else cpPlugins_RGB2HSV_RGB( r, long, D, i, _GD1 );
  76   else cpPlugins_RGB2HSV_RGB( r, unsigned char, D, i, _GD1 );
  77   else cpPlugins_RGB2HSV_RGB( r, unsigned short, D, i, _GD1 );
  78   else cpPlugins_RGB2HSV_RGB( r, unsigned int, D, i, _GD1 );
  79   else cpPlugins_RGB2HSV_RGB( r, unsigned long, D, i, _GD1 );
  80   else cpPlugins_RGB2HSV_RGB( r, float, D, i, _GD1 );
  81   else cpPlugins_RGB2HSV_RGB( r, double, D, i, _GD1 );
  82   return( r );
  83 }
  84
  85 // -------------------------------------------------------------------------
  86 template< class P, unsigned int D >
  87 std::string cpPlugins::Plugins::RGBImageToHSVChannelsFilter::
  88 _GD1( )
  89 {
  90   typedef itk::Image< itk::RGBPixel< P >, D > _TImage;
  91   typedef itk::Image< P, D > _TChannel;
  92   typedef cpPlugins::Extensions::Algorithms::RGBToHSVFunction< P > _TFunction;
  93   typedef cpPlugins::Extensions::Algorithms::
  94     RGBImageToOtherChannelsFilter< _TImage, _TChannel, _TFunction > _TFilter;
  95
  96   // Filter creation
  97   _TFilter* filter =
  98     dynamic_cast< _TFilter* >( this->m_RealProcessObject.GetPointer( ) );
  99   if( filter == NULL )
 100   {
 101     this->m_RealProcessObject = _TFilter::New( );
 102     filter =
 103       dynamic_cast< _TFilter* >( this->m_RealProcessObject.GetPointer( ) );
 104
 105   } // fi
 106   filter->SetInput( dynamic_cast< _TImage* >( this->_GetInput( 0 ) ) );
 107   filter->Update( );
 108
 109   this->_SetOutput( 0, filter->GetChannel1( ) );
 110   this->_SetOutput( 1, filter->GetChannel2( ) );
 111   this->_SetOutput( 2, filter->GetChannel3( ) );
 112
 113   return( "" );
 114 }
 115
 116 // eof - $RCSfile$