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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#ifndef itkMaskedImageToHistogramFilter_h
#define itkMaskedImageToHistogramFilter_h
#include "itkHistogram.h"
#include "itkImageToHistogramFilter.h"
#include "itkBarrier.h"
#include "itkSimpleDataObjectDecorator.h"
namespace itk
{
namespace Statistics
{
/** \class MaskedImageToHistogramFilter
* \brief This class generates an histogram from an image.
*
* The concept of Histogram in ITK is quite generic. It has been designed to
* manage multiple components data. This class facilitates the computation of
* an histogram from an image. Internally it creates a List that is feed into
* the SampleToHistogramFilter.
*
* \ingroup ITKStatistics
*/
template< typename TImage, typename TMaskImage >
class ITK_TEMPLATE_EXPORT MaskedImageToHistogramFilter:public ImageToHistogramFilter<TImage>
{
public:
/** Standard typedefs */
typedef MaskedImageToHistogramFilter Self;
typedef ImageToHistogramFilter<TImage> Superclass;
typedef SmartPointer< Self > Pointer;
typedef SmartPointer< const Self > ConstPointer;
/** Run-time type information (and related methods). */
itkTypeMacro(MaskedImageToHistogramFilter, ImageToHistogramFilter);
/** standard New() method support */
itkNewMacro(Self);
typedef TImage ImageType;
typedef typename ImageType::PixelType PixelType;
typedef typename ImageType::RegionType RegionType;
typedef typename NumericTraits< PixelType >::ValueType ValueType;
typedef typename NumericTraits< ValueType >::RealType ValueRealType;
typedef Histogram< ValueRealType > HistogramType;
typedef typename HistogramType::Pointer HistogramPointer;
typedef typename HistogramType::ConstPointer HistogramConstPointer;
typedef typename HistogramType::SizeType HistogramSizeType;
typedef typename HistogramType::MeasurementType HistogramMeasurementType;
typedef typename HistogramType::MeasurementVectorType HistogramMeasurementVectorType;
typedef TMaskImage MaskImageType;
typedef typename MaskImageType::PixelType MaskPixelType;
/** Method to set/get the mask */
itkSetInputMacro(MaskImage, MaskImageType);
itkGetInputMacro(MaskImage, MaskImageType);
/** Set the pixel value treated as on in the mask.
* Only pixels with this value will be added to the histogram.
*/
itkSetGetDecoratedInputMacro(MaskValue, MaskPixelType);
protected:
MaskedImageToHistogramFilter();
virtual ~MaskedImageToHistogramFilter() ITK_OVERRIDE {}
virtual void ThreadedComputeMinimumAndMaximum( const RegionType & inputRegionForThread, ThreadIdType threadId, ProgressReporter & progress ) ITK_OVERRIDE;
virtual void ThreadedComputeHistogram( const RegionType & inputRegionForThread, ThreadIdType threadId, ProgressReporter & progress ) ITK_OVERRIDE;
private:
ITK_DISALLOW_COPY_AND_ASSIGN(MaskedImageToHistogramFilter);
};
} // end of namespace Statistics
} // end of namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkMaskedImageToHistogramFilter.hxx"
#endif
#endif
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