ITK  4.2.0
Insight Segmentation and Registration Toolkit
itkPadImageFilter.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
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0.txt
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
15  * limitations under the License.
16  *
17  *=========================================================================*/
18 #ifndef __itkPadImageFilter_h
19 #define __itkPadImageFilter_h
20 
21 #include "itkImageToImageFilter.h"
22 
24 
25 namespace itk
26 {
46 template< class TInputImage, class TOutputImage >
47 class ITK_EXPORT PadImageFilter:
48  public ImageToImageFilter< TInputImage, TOutputImage >
49 {
50 public:
56 
58  itkNewMacro(Self);
59 
61  typedef typename TOutputImage::RegionType OutputImageRegionType;
62  typedef typename TInputImage::RegionType InputImageRegionType;
63 
65  typedef typename TOutputImage::PixelType OutputImagePixelType;
66  typedef typename TInputImage::PixelType InputImagePixelType;
67 
69  typedef typename TOutputImage::IndexType OutputImageIndexType;
70  typedef typename TInputImage::IndexType InputImageIndexType;
71  typedef typename TOutputImage::SizeType OutputImageSizeType;
72  typedef typename TInputImage::SizeType InputImageSizeType;
73  typedef typename TInputImage::SizeType SizeType;
75 
79 
81  itkTypeMacro(PadImageFilter, ImageToImageFilter);
82 
84  itkStaticConstMacro(ImageDimension, unsigned int,
85  TInputImage::ImageDimension);
86 
89  itkSetMacro(PadLowerBound, SizeType);
90  itkSetMacro(PadUpperBound, SizeType);
91  itkGetConstReferenceMacro(PadLowerBound, SizeType);
92  itkGetConstReferenceMacro(PadUpperBound, SizeType);
93  itkSetVectorMacro(PadLowerBound, const SizeValueType, ImageDimension);
94  itkSetVectorMacro(PadUpperBound, const SizeValueType, ImageDimension);
96 
97  void SetPadBound(const InputImageSizeType & bound)
98  {
99  this->SetPadLowerBound(bound);
100  this->SetPadUpperBound(bound);
101  }
102 
104  itkSetMacro(BoundaryCondition, BoundaryConditionPointerType);
105  itkGetConstMacro(BoundaryCondition, BoundaryConditionPointerType);
107 
108 protected:
109  PadImageFilter();
111  void PrintSelf(std::ostream & os, Indent indent) const;
112 
119  virtual void GenerateOutputInformation();
120 
126  virtual void GenerateInputRequestedRegion();
127 
129  void ThreadedGenerateData(const OutputImageRegionType & outputRegionForThread,
130  ThreadIdType threadId);
131 
133  void InternalSetBoundaryCondition( const BoundaryConditionPointerType boundaryCondition );
134 
135 private:
136  PadImageFilter(const Self &); //purposely not implemented
137  void operator=(const Self &); //purposely not implemented
138 
141 
143 };
144 } // end namespace itk
145 
146 #ifndef ITK_MANUAL_INSTANTIATION
147 #include "itkPadImageFilter.hxx"
148 #endif
149 
150 #endif
151