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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkVotingBinaryIterativeHoleFillingImageFilter.txx,v $
Language: C++
Date: $Date: 2005-05-13 00:12:00 $
Version: $Revision: 1.6 $
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.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 _itkVotingBinaryIterativeHoleFillingImageFilter_txx
#define _itkVotingBinaryIterativeHoleFillingImageFilter_txx
#include "itkVotingBinaryIterativeHoleFillingImageFilter.h"
#include "itkConstNeighborhoodIterator.h"
#include "itkNeighborhoodInnerProduct.h"
#include "itkImageRegionIterator.h"
#include "itkNeighborhoodAlgorithm.h"
#include "itkZeroFluxNeumannBoundaryCondition.h"
#include "itkOffset.h"
#include "itkProgressReporter.h"
#include <vector>
#include <algorithm>
namespace itk
{
template <class TInputImage >
VotingBinaryIterativeHoleFillingImageFilter<TInputImage >
::VotingBinaryIterativeHoleFillingImageFilter()
{
m_Radius.Fill(1);
m_ForegroundValue = NumericTraits<InputPixelType>::max();
m_BackgroundValue = NumericTraits<InputPixelType>::Zero;
m_MaximumNumberOfIterations = 10;
m_CurrentNumberOfIterations = 0;
m_MajorityThreshold = 1;
m_NumberOfPixelsChanged = 0;
}
template< class TInputImage >
void
VotingBinaryIterativeHoleFillingImageFilter< TInputImage >
::GenerateData()
{
typename InputImageType::ConstPointer input = this->GetInput();
m_NumberOfPixelsChanged = 0;
typename VotingFilterType::Pointer filter = VotingFilterType::New();
filter->SetRadius( this->GetRadius() );
filter->SetBackgroundValue( this->GetBackgroundValue() );
filter->SetForegroundValue( this->GetForegroundValue() );
filter->SetMajorityThreshold( this->GetMajorityThreshold() );
m_CurrentNumberOfIterations = 0;
typename OutputImageType::Pointer output;
ProgressReporter progress(this, 0, m_MaximumNumberOfIterations);
while ( m_CurrentNumberOfIterations < m_MaximumNumberOfIterations )
{
filter->SetInput( input );
filter->Update();
m_CurrentNumberOfIterations++;
progress.CompletedPixel(); // not really a pixel but an iteration
this->InvokeEvent( IterationEvent() );
const unsigned int numberOfPixelsChangedInThisIteration =
filter->GetNumberOfPixelsChanged();
m_NumberOfPixelsChanged += numberOfPixelsChangedInThisIteration;
output = filter->GetOutput();
output->DisconnectPipeline();
input = output;
if( numberOfPixelsChangedInThisIteration == 0 )
{
break;
}
}
this->GraftOutput( output );
}
/**
* Standard "PrintSelf" method
*/
template <class TInputImage >
void
VotingBinaryIterativeHoleFillingImageFilter<TInputImage>
::PrintSelf(
std::ostream& os,
Indent indent) const
{
Superclass::PrintSelf( os, indent );
os << indent << "Radius: " << m_Radius << std::endl;
os << indent << "Foreground value : "
<< static_cast<typename NumericTraits<InputPixelType>::PrintType>( m_ForegroundValue )<< std::endl;
os << indent << "Background value : "
<< static_cast<typename NumericTraits<InputPixelType>::PrintType>( m_BackgroundValue ) << std::endl;
os << indent << "Maximum Number of Iterations : " << m_MaximumNumberOfIterations << std::endl;
os << indent << "Current Number of Iterations : " << m_CurrentNumberOfIterations << std::endl;
os << indent << "Majority Threshold : " << m_MajorityThreshold << std::endl;
os << indent << "Number of Pixels Changed : " << m_NumberOfPixelsChanged << std::endl;
}
} // end namespace itk
#endif
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