ITK  4.4.0
Insight Segmentation and Registration Toolkit
itkLabelImageToLabelMapFilter.h
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1 /*=========================================================================
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3  * Copyright Insight Software Consortium
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
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14  * See the License for the specific language governing permissions and
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17  *=========================================================================*/
18 #ifndef __itkLabelImageToLabelMapFilter_h
19 #define __itkLabelImageToLabelMapFilter_h
20 
21 #include "itkImageToImageFilter.h"
22 #include "itkLabelMap.h"
23 #include "itkLabelObject.h"
24 
25 namespace itk
26 {
47 template< class TInputImage, class TOutputImage =
48  LabelMap< LabelObject< typename TInputImage::PixelType,
49  TInputImage::ImageDimension > > >
50 class ITK_EXPORT LabelImageToLabelMapFilter:
51  public ImageToImageFilter< TInputImage, TOutputImage >
52 {
53 public:
59 
61  typedef TInputImage InputImageType;
62  typedef TOutputImage OutputImageType;
63  typedef typename InputImageType::Pointer InputImagePointer;
64  typedef typename InputImageType::ConstPointer InputImageConstPointer;
65  typedef typename InputImageType::RegionType InputImageRegionType;
66  typedef typename InputImageType::PixelType InputImagePixelType;
67  typedef typename InputImageType::IndexType IndexType;
68 
69  typedef typename OutputImageType::Pointer OutputImagePointer;
70  typedef typename OutputImageType::ConstPointer OutputImageConstPointer;
71  typedef typename OutputImageType::RegionType OutputImageRegionType;
72  typedef typename OutputImageType::PixelType OutputImagePixelType;
73  typedef typename OutputImageType::LabelObjectType LabelObjectType;
74  typedef typename LabelObjectType::LengthType LengthType;
75 
77  itkStaticConstMacro(InputImageDimension, unsigned int,
78  TInputImage::ImageDimension);
79  itkStaticConstMacro(OutputImageDimension, unsigned int,
80  TOutputImage::ImageDimension);
82 
84  itkNewMacro(Self);
85 
87  itkTypeMacro(LabelImageToLabelMapFilter,
89 
94  itkSetMacro(BackgroundValue, OutputImagePixelType);
95  itkGetConstMacro(BackgroundValue, OutputImagePixelType);
97 
98 #ifdef ITK_USE_CONCEPT_CHECKING
99  itkConceptMacro( SameDimensionCheck,
101 #endif
102 
103 protected:
106  void PrintSelf(std::ostream & os, Indent indent) const;
107 
111  void GenerateInputRequestedRegion();
112 
114  void EnlargeOutputRequestedRegion( DataObject *itkNotUsed(output) );
115 
116  virtual void BeforeThreadedGenerateData();
117 
118  virtual void ThreadedGenerateData(const OutputImageRegionType & outputRegionForThread, ThreadIdType threadId);
119 
120  virtual void AfterThreadedGenerateData();
121 
122 private:
123  LabelImageToLabelMapFilter(const Self &); //purposely not implemented
124  void operator=(const Self &); //purposely not implemented
125 
127 
128  typename std::vector< OutputImagePointer > m_TemporaryImages;
129 }; // end of class
130 } // end namespace itk
131 
132 #ifndef ITK_MANUAL_INSTANTIATION
133 #include "itkLabelImageToLabelMapFilter.hxx"
134 #endif
135 
136 #endif
137