ITK  4.4.0
Insight Segmentation and Registration Toolkit
itkMultiScaleHessianBasedMeasureImageFilter.h
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1 /*=========================================================================
2  *
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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10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
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16  *
17  *=========================================================================*/
18 #ifndef __itkMultiScaleHessianBasedMeasureImageFilter_h
19 #define __itkMultiScaleHessianBasedMeasureImageFilter_h
20 
21 #include "itkImageToImageFilter.h"
23 
24 namespace itk
25 {
64 template< typename TInputImage,
65  typename THessianImage,
66  typename TOutputImage = TInputImage >
68  public
69  ImageToImageFilter< TInputImage, TOutputImage >
70 {
71 public:
75 
78 
79  typedef TInputImage InputImageType;
80  typedef TOutputImage OutputImageType;
81  typedef THessianImage HessianImageType;
82 
84 
85  typedef typename TInputImage::PixelType InputPixelType;
86  typedef typename TOutputImage::PixelType OutputPixelType;
87  typedef typename TOutputImage::RegionType OutputRegionType;
88 
90  itkStaticConstMacro(ImageDimension, unsigned int, InputImageType ::ImageDimension);
91 
93  typedef float ScalesPixelType;
95 
98 
104 
106 
108  itkNewMacro(Self);
109 
113 
115  itkSetMacro(SigmaMinimum, double);
116  itkGetConstMacro(SigmaMinimum, double);
118 
120  itkSetMacro(SigmaMaximum, double);
121  itkGetConstMacro(SigmaMaximum, double);
123 
125  itkSetMacro(NumberOfSigmaSteps, unsigned int);
126  itkGetConstMacro(NumberOfSigmaSteps, unsigned int);
128 
132  itkSetObjectMacro(HessianToMeasureFilter, HessianToMeasureFilterType);
133  itkGetModifiableObjectMacro(HessianToMeasureFilter, HessianToMeasureFilterType);
135 
142  itkSetMacro(NonNegativeHessianBasedMeasure, bool);
143  itkGetConstMacro(NonNegativeHessianBasedMeasure, bool);
144  itkBooleanMacro(NonNegativeHessianBasedMeasure);
146 
147  typedef enum { EquispacedSigmaSteps = 0,
148  LogarithmicSigmaSteps = 1 } SigmaStepMethodType;
149 
152  itkSetMacro(SigmaStepMethod, SigmaStepMethodType);
153  itkGetConstMacro(SigmaStepMethod, SigmaStepMethodType);
155 
157  void SetSigmaStepMethodToEquispaced();
158 
160  void SetSigmaStepMethodToLogarithmic();
161 
164  const HessianImageType * GetHessianOutput() const;
165 
168  const ScalesImageType * GetScalesOutput() const;
169 
170  void EnlargeOutputRequestedRegion(DataObject *);
171 
174  itkSetMacro(GenerateScalesOutput, bool);
175  itkGetConstMacro(GenerateScalesOutput, bool);
176  itkBooleanMacro(GenerateScalesOutput);
178 
181  itkSetMacro(GenerateHessianOutput, bool);
182  itkGetConstMacro(GenerateHessianOutput, bool);
183  itkBooleanMacro(GenerateHessianOutput);
185 
188  using Superclass::MakeOutput;
189  virtual DataObjectPointer MakeOutput(DataObjectPointerArraySizeType idx);
190 
191 protected:
194  void PrintSelf(std::ostream & os, Indent indent) const;
195 
197  void GenerateData(void);
198 
199 private:
200  void UpdateMaximumResponse(double sigma);
201 
202  double ComputeSigmaValue(int scaleLevel);
203 
204  void AllocateUpdateBuffer();
205 
206  //purposely not implemented
208  void operator=(const Self &); //purposely not implemented
209 
211 
214 
215  unsigned int m_NumberOfSigmaSteps;
217 
219 
221 
223 
226 };
227 } // end namespace itk
228 
229 #ifndef ITK_MANUAL_INSTANTIATION
230 #include "itkMultiScaleHessianBasedMeasureImageFilter.hxx"
231 #endif
232 
233 #endif
234