ITK  4.6.0
Insight Segmentation and Registration Toolkit
itkBSplineResampleImageFilterBase.h
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18 /*=========================================================================
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20  * Portions of this file are subject to the VTK Toolkit Version 3 copyright.
21  *
22  * Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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28 #ifndef __itkBSplineResampleImageFilterBase_h
29 #define __itkBSplineResampleImageFilterBase_h
30 
31 #include <vector>
32 
34 #include "itkImageRegionIterator.h" // Used for the output iterator needs to
35  // match filter program
36 #include "itkProgressReporter.h"
37 #include "itkImageToImageFilter.h"
38 
39 namespace itk
40 {
81 template< typename TInputImage, typename TOutputImage >
83  public ImageToImageFilter< TInputImage, TOutputImage >
84 {
85 public:
91 
94 
96  // Must be sustantiated through another class. itkNewMacro( Self );
97 
100 
102  itkStaticConstMacro(ImageDimension, unsigned int,
103  TInputImage::ImageDimension);
104 
106  typedef typename TInputImage::IndexType IndexType;
107 
109  typedef typename TInputImage::SizeType SizeType;
110 
112  typedef typename TInputImage::RegionType RegionType;
113 
116 
119 
122 
125 
128  void SetSplineOrder(int SplineOrder);
129 
131  itkGetConstMacro(SplineOrder, int);
132 
133 protected:
135  void ReduceNDImage(OutputImageIterator & OutItr);
136 
138  void ExpandNDImage(OutputImageIterator & OutItr);
139 
142  virtual void InitializePyramidSplineFilter(int SplineOrder);
143 
145  virtual void Reduce1DImage(
146  const std::vector< double > & In,
147  OutputImageIterator & Iter,
148  unsigned int traverseSize,
149  ProgressReporter & progress
150  );
151 
153  virtual void Expand1DImage(
154  const std::vector< double > & In,
155  OutputImageIterator & Iter,
156  unsigned int traverseSize,
157  ProgressReporter & progress
158  );
159 
162  void PrintSelf(std::ostream & os, Indent indent) const;
163 
164  int m_SplineOrder; // User specified spline order
165  int m_GSize; // downsampling filter size
166  int m_HSize; // upsampling filter size
167 
168  std::vector< double > m_G; // downsampling filter coefficients
169  std::vector< double > m_H; // upsampling filter coefficients
170 
171 private:
172 
173  // Resizes m_Scratch Variable based on image sizes
174  void InitializeScratch(SizeType DataLength);
175 
176  // Copies a line of data from the input to the m_Scratch for subsequent
177  // processing
179 
181 
183 
184  std::vector< double > m_Scratch; // temp storage for processing
185  // of Coefficients
186 
187  BSplineResampleImageFilterBase(const Self &); //purposely not implemented
188  void operator=(const Self &); //purposely not implemented
189 };
190 } // namespace itk
191 
192 #ifndef ITK_MANUAL_INSTANTIATION
193 #include "itkBSplineResampleImageFilterBase.hxx"
194 #endif
195 
196 #endif
void ReduceNDImage(OutputImageIterator &OutItr)
A multi-dimensional image iterator that visits image pixels within a region in a &quot;scan-line&quot; order...
itk::ImageLinearIteratorWithIndex< TOutputImage > OutputImageIterator
void CopyInputLineToScratch(ConstInputImageIterator &Iter)
virtual void Reduce1DImage(const std::vector< double > &In, OutputImageIterator &Iter, unsigned int traverseSize, ProgressReporter &progress)
Superclass::OutputImagePixelType OutputImagePixelType
void PrintSelf(std::ostream &os, Indent indent) const
void SetSplineOrder(int SplineOrder)
Base class for all process objects that output image data.
A multi-dimensional image iterator that visits image pixels within a region in a &quot;scan-line&quot; order...
void InitializeScratch(SizeType DataLength)
void CopyLineToScratch(ConstInputImageIterator &Iter)
Superclass::OutputImagePixelType OutputImagePixelType
Uses the &quot;l2&quot; spline pyramid implementation of B-Spline Filters to up/down sample an image by a facto...
itk::ImageLinearConstIteratorWithIndex< TOutputImage > ConstOutputImageIterator
ImageToImageFilter< TInputImage, TOutputImage > Superclass
void CopyOutputLineToScratch(ConstOutputImageIterator &Iter)
virtual void InitializePyramidSplineFilter(int SplineOrder)
Implements progress tracking for a filter.
virtual void Expand1DImage(const std::vector< double > &In, OutputImageIterator &Iter, unsigned int traverseSize, ProgressReporter &progress)
Base class for filters that take an image as input and produce an image as output.
Control indentation during Print() invocation.
Definition: itkIndent.h:49
void ExpandNDImage(OutputImageIterator &OutItr)
itk::ImageLinearConstIteratorWithIndex< TInputImage > ConstInputImageIterator