lib/cpPlugins/Extensions/Algorithms/RGBImageToHSVChannelsFilter.h

   1 // -------------------------------------------------------------------------
   2 // @author Leonardo Florez-Valencia (florez-l@javeriana.edu.co)
   3 // -------------------------------------------------------------------------
   4
   5 #ifndef __CPPLUGINS__EXTENSIONS__ALGORITHMS__RGBIMAGETOHSVCHANNELSFILTER__H__
   6 #define __CPPLUGINS__EXTENSIONS__ALGORITHMS__RGBIMAGETOHSVCHANNELSFILTER__H__
   7
   8 #include <itkImageToImageFilter.h>
   9
  10 namespace cpPlugins
  11 {
  12   namespace Extensions
  13   {
  14     namespace Algorithms
  15     {
  16       /**
  17        */
  18       template< class I, class O >
  19       class RGBImageToHSVChannelsFilter
  20         : public itk::ImageToImageFilter< I, O >
  21       {
  22       public:
  23         typedef RGBImageToHSVChannelsFilter     Self;
  24         typedef itk::ImageToImageFilter< I, O > Superclass;
  25         typedef itk::SmartPointer< Self >       Pointer;
  26         typedef itk::SmartPointer< const Self > ConstPointer;
  27
  28         typedef I TInputImage;
  29         typedef O TOutputImage;
  30         typedef typename I::PixelType TInputPixel;
  31         typedef typename O::PixelType TOutputPixel;
  32
  33       public:
  34         itkNewMacro( Self );
  35         itkTypeMacro( RGBImageToHSVChannelsFilter, itkImageToImageFilter );
  36
  37       public:
  38         O* GetHueOutput( );
  39         O* GetSaturationOutput( );
  40         O* GetValueOutput( );
  41
  42         const O* GetHueOutput( ) const;
  43         const O* GetSaturationOutput( ) const;
  44         const O* GetValueOutput( ) const;
  45
  46         void GraftHueOutput( O* hue );
  47         void GraftSaturationOutput( O* saturation );
  48         void GraftValueOutput( O* value );
  49
  50       protected:
  51         RGBImageToHSVChannelsFilter( );
  52         virtual ~RGBImageToHSVChannelsFilter( );
  53
  54         virtual void BeforeThreadedGenerateData( );
  55         virtual void AfterThreadedGenerateData( );
  56
  57         virtual void ThreadedGenerateData(
  58           const typename Superclass::OutputImageRegionType& region,
  59           itk::ThreadIdType threadId
  60           );
  61
  62       protected:
  63         static void _RGB2HSV(
  64           const TInputPixel& RGB,
  65           TOutputPixel& H, TOutputPixel& S, TOutputPixel& V
  66           );
  67
  68       private:
  69         // Purposely not implemented
  70         RGBImageToHSVChannelsFilter( const Self& other );
  71         void operator=( const Self& other );
  72       };
  73
  74     } // ecapseman
  75
  76   } // ecapseman
  77
  78 } // ecapseman
  79
  80 #include <cpPlugins/Extensions/Algorithms/RGBImageToHSVChannelsFilter.hxx>
  81
  82 #endif // __CPPLUGINS__EXTENSIONS__ALGORITHMS__RGBIMAGETOHSVCHANNELSFILTER__H__
  83
  84 // eof - $RCSfile$