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/*=========================================================================
Program: Advanced Normalization Tools
Module: $RCSfile: itkScalarToRGBColormapImageFilter.h,v $
Language: C++
Date: $Date: 2009-05-15 12:51:13 $
Version: $Revision: 1.2 $
Copyright (c) ConsortiumOfANTS. All rights reserved.
See accompanying COPYING.txt or
http://sourceforge.net/projects/advants/files/ANTS/ANTSCopyright.txt for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#ifndef __itkScalarToRGBColormapImageFilter_h
#define __itkScalarToRGBColormapImageFilter_h
#include "itkImageToImageFilter.h"
#include "itkColormapFunctor.h"
namespace itk
{
/** \class ScalarToRGBColormapImageFilter
* \brief Implements pixel-wise intensity->rgb mapping operation on one image.
*
* This class is parameterized over the type of the input image and
* the type of the output image.
*
* ScalarToRGBColormapImageFilter
*
* \sa BinaryFunctorImageFilter TernaryFunctorImageFilter
*
* \ingroup IntensityImageFilters Multithreaded
*/
template <class TInputImage, class TOutputImage>
class ITK_EXPORT ScalarToRGBColormapImageFilter
: public ImageToImageFilter<TInputImage, TOutputImage>
{
public:
/** Standard class typedefs. */
typedef ScalarToRGBColormapImageFilter Self;
typedef ImageToImageFilter<TInputImage, TOutputImage> Superclass;
typedef SmartPointer<Self> Pointer;
typedef SmartPointer<const Self> ConstPointer;
/** Method for creation through the object factory. */
itkNewMacro( Self );
/** Run-time type information (and related methods). */
itkTypeMacro( ScalarToRGBColormapImageFilter, ImageToImageFilter );
/** Some typedefs. */
typedef TInputImage InputImageType;
typedef typename InputImageType::ConstPointer InputImagePointer;
typedef typename InputImageType::RegionType InputImageRegionType;
typedef typename InputImageType::PixelType InputImagePixelType;
typedef TOutputImage OutputImageType;
typedef typename OutputImageType::Pointer OutputImagePointer;
typedef typename OutputImageType::RegionType OutputImageRegionType;
typedef typename OutputImageType::PixelType OutputImagePixelType;
typedef Functor::ColormapFunctor<InputImagePixelType,
OutputImagePixelType> ColormapType;
/**
* Set/Get the colormap object.
*/
typename ColormapType::Pointer GetColormap() { return m_Colormap; }
void SetColormap( ColormapType *colormap )
{
if ( m_Colormap != colormap )
{
m_Colormap = colormap;
this->Modified();
}
}
/**
* Enum type that provides for an easy interface to existing colormaps.
*/
typedef enum { Red, Green, Blue, Grey, Hot, Cool, Spring, Summer,
Autumn, Winter, Copper, Jet, HSV, OverUnder } ColormapEnumType;
void SetColormap( ColormapEnumType );
/**
* Set/Get UseInputImageExtremaForScaling. If 'true', the colormap uses the
* min and max values from the image to scale appropriately. Otherwise,
* these values can be set in the colormap manually.
*/
itkSetMacro( UseInputImageExtremaForScaling, bool );
itkGetConstMacro( UseInputImageExtremaForScaling, bool );
itkBooleanMacro( UseInputImageExtremaForScaling );
protected:
ScalarToRGBColormapImageFilter();
virtual ~ScalarToRGBColormapImageFilter() {};
void PrintSelf( std::ostream& os, Indent indent ) const;
/** ScalarToRGBColormapImageFilter
* can be implemented as a multithreaded filter.
* Therefore, this implementation provides a ThreadedGenerateData() routine
* which is called for each processing thread. The output image data is
* allocated automatically by the superclass prior to calling
* ThreadedGenerateData(). ThreadedGenerateData can only write to the
* portion of the output image specified by the parameter
* "outputRegionForThread"
*
* \sa ImageToImageFilter::ThreadedGenerateData(),
* ImageToImageFilter::GenerateData() */
void ThreadedGenerateData( const OutputImageRegionType& outputRegionForThread,
int threadId );
/** Process to execute before entering the multithreaded section */
void BeforeThreadedGenerateData();
private:
ScalarToRGBColormapImageFilter(const Self&); //purposely not implemented
void operator=(const Self&); //purposely not implemented
typename ColormapType::Pointer m_Colormap;
bool m_UseInputImageExtremaForScaling;
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkScalarToRGBColormapImageFilter.txx"
#endif
#endif
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