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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkChangeRegionLabelMapFilter.h
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
Portions of this code are covered under the VTK copyright.
See VTKCopyright.txt or http://www.kitware.com/VTKCopyright.htm 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 __itkChangeRegionLabelMapFilter_h
#define __itkChangeRegionLabelMapFilter_h
#include "itkInPlaceLabelMapFilter.h"
namespace itk
{
/** \class ChangeRegionLabelMapFilter
* \brief Change the region of a label map.
*
* Change the region of a label map. If the output can't contain some of the objects' lines
* they are truncated or removed. All objects fully outside the output region are removed.
*
* \author Gaetan Lehmann. Biologie du Developpement et de la Reproduction, INRA de Jouy-en-Josas, France.
*
* \sa LabelMapMaskImageFilter
* \ingroup ImageEnhancement MathematicalMorphologyImageFilters
*/
template <class TInputImage>
class ITK_EXPORT ChangeRegionLabelMapFilter : public InPlaceLabelMapFilter<TInputImage>
{
public:
/** Standard class typedefs. */
typedef ChangeRegionLabelMapFilter Self;
typedef InPlaceLabelMapFilter<TInputImage> Superclass;
typedef SmartPointer<Self> Pointer;
typedef SmartPointer<const Self> ConstPointer;
/** Run-time type information (and related methods). */
itkTypeMacro(ChangeRegionLabelMapFilter, InPlaceImageFilter);
/** Standard New method. */
itkNewMacro(Self);
/** Superclass typedefs. */
typedef typename Superclass::OutputImageType OutputImageType;
typedef typename Superclass::OutputImagePointer OutputImagePointer;
typedef typename Superclass::OutputImageRegionType OutputImageRegionType;
typedef typename Superclass::OutputImagePixelType OutputImagePixelType;
/** Some convenient typedefs. */
typedef TInputImage InputImageType;
typedef typename InputImageType::Pointer InputImagePointer;
typedef typename InputImageType::ConstPointer InputImageConstPointer;
typedef typename InputImageType::RegionType InputImageRegionType;
typedef typename InputImageType::PixelType InputImagePixelType;
typedef typename InputImageType::LabelObjectType LabelObjectType;
typedef typename InputImageType::PixelType PixelType;
typedef typename InputImageType::IndexType IndexType;
typedef typename InputImageType::SizeType SizeType;
typedef typename InputImageType::RegionType RegionType;
typedef TInputImage TOutputImage;
/** ImageDimension constants */
itkStaticConstMacro(InputImageDimension, unsigned int, TInputImage::ImageDimension);
itkStaticConstMacro(OutputImageDimension, unsigned int, TOutputImage::ImageDimension);
itkStaticConstMacro(ImageDimension, unsigned int, TOutputImage::ImageDimension);
/** The output region to use */
itkSetMacro(Region, OutputImageRegionType);
itkGetConstReferenceMacro(Region, OutputImageRegionType);
protected:
ChangeRegionLabelMapFilter() {};
~ChangeRegionLabelMapFilter() {};
virtual void PrintSelf(std::ostream& os, Indent indent) const;
virtual void ThreadedProcessLabelObject( LabelObjectType * labelObject );
void GenerateInputRequestedRegion();
void EnlargeOutputRequestedRegion(DataObject *itkNotUsed(output));
virtual void GenerateOutputInformation();
void GenerateData();
private:
ChangeRegionLabelMapFilter(const Self&); //purposely not implemented
void operator=(const Self&); //purposely not implemented
OutputImageRegionType m_Region;
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkChangeRegionLabelMapFilter.txx"
#endif
#endif
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