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/*
//
// Copyright 2009-2011 SRI International
//
// This file is part of the Computational Morphometry Toolkit.
//
// http://www.nitrc.org/projects/cmtk/
//
// The Computational Morphometry Toolkit is free software: you can
// redistribute it and/or modify it under the terms of the GNU General Public
// License as published by the Free Software Foundation, either version 3 of
// the License, or (at your option) any later version.
//
// The Computational Morphometry Toolkit is distributed in the hope that it
// will be useful, but WITHOUT ANY WARRANTY; without even the implied
// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with the Computational Morphometry Toolkit. If not, see
// <http://www.gnu.org/licenses/>.
//
// $Revision: 5436 $
//
// $LastChangedDate: 2018-12-10 19:01:20 -0800 (Mon, 10 Dec 2018) $
//
// $LastChangedBy: torstenrohlfing $
//
*/
#ifndef __cmtkImageOperationThreshold_h_included_
#define __cmtkImageOperationThreshold_h_included_
#include <cmtkconfig.h>
#include <Base/cmtkImageOperation.h>
namespace
cmtk
{
/** \addtogroup Base */
//@{
/// Image operation: thresholding
class ImageOperationThreshold
/// Inherit from image operation base class.
: public ImageOperation
{
public:
/// Constructor.
ImageOperationThreshold( const double threshold, const bool above = false, const bool toPadding = false, const bool binarize = false )
: m_Threshold( threshold ), m_Above( above ), m_ToPadding( toPadding ), m_Binarize( binarize ) {}
/// Apply this operation to an image in place.
virtual cmtk::UniformVolume::SmartPtr Apply( cmtk::UniformVolume::SmartPtr& volume );
/// Create a new lower thresholding operation.
static void NewBelow( const double threshold )
{
ImageOperation::m_ImageOperationList.push_back( SmartPtr( new ImageOperationThreshold( threshold, false, false, false ) ) );
}
/// Create a new upper thresholding operation.
static void NewAbove( const double threshold )
{
ImageOperation::m_ImageOperationList.push_back( SmartPtr( new ImageOperationThreshold( threshold, true, false, false ) ) );
}
/// Create a new lower thresholding operation to padding.
static void NewBelowToPadding( const double threshold )
{
ImageOperation::m_ImageOperationList.push_back( SmartPtr( new ImageOperationThreshold( threshold, false, true, false ) ) );
}
/// Create a new upper thresholding operation to padding.
static void NewAboveToPadding( const double threshold )
{
ImageOperation::m_ImageOperationList.push_back( SmartPtr( new ImageOperationThreshold( threshold, true, true, false ) ) );
}
/// Create a new binarization thresholding operation.
static void NewBinarize( const double threshold )
{
ImageOperation::m_ImageOperationList.push_back( SmartPtr( new ImageOperationThreshold( threshold, false, false, true ) ) );
}
private:
/// Threshold.
double m_Threshold;
/// Flag for using the threshold as an upper, rather than lower, threshold.
bool m_Above;
/// Flag for setting values beyond threshold to padding, rather than to threshold value.
bool m_ToPadding;
/// Flag for binarization.
bool m_Binarize;
};
//@}
} // namespace cmtk
#endif // #ifndef __cmtkImageOperationThreshold_h_included_
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