File: itkMeanProjectionImageFilter.h

package info (click to toggle)
insighttoolkit5 5.4.3-5
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 704,384 kB
  • sloc: cpp: 783,592; ansic: 628,724; xml: 44,704; fortran: 34,250; python: 22,874; sh: 4,078; pascal: 2,636; lisp: 2,158; makefile: 464; yacc: 328; asm: 205; perl: 203; lex: 146; tcl: 132; javascript: 98; csh: 81
file content (127 lines) | stat: -rw-r--r-- 3,899 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  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
 *
 *         https://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 itkMeanProjectionImageFilter_h
#define itkMeanProjectionImageFilter_h

#include "itkProjectionImageFilter.h"
#include "itkConceptChecking.h"

namespace itk
{
/** \class MeanProjectionImageFilter
 * \brief Mean projection
 *
 * This class was contributed to the Insight Journal by Gaetan Lehmann.
 * The original paper can be found at
 * https://www.insight-journal.org/browse/publication/71
 *
 * \author Gaetan Lehmann. Biologie du Developpement et de la Reproduction,
 * INRA de Jouy-en-Josas, France.
 *
 * \sa ProjectionImageFilter
 * \sa MedianProjectionImageFilter
 * \sa MinimumProjectionImageFilter
 * \sa StandardDeviationProjectionImageFilter
 * \sa SumProjectionImageFilter
 * \sa BinaryProjectionImageFilter
 * \sa MaximumProjectionImageFilter
 * \ingroup ITKImageStatistics
 */

namespace Functor
{
template <typename TInputPixel, typename TAccumulate>
class MeanAccumulator
{
public:
  using RealType = typename NumericTraits<TInputPixel>::RealType;

  MeanAccumulator(SizeValueType size) { m_Size = size; }

  ~MeanAccumulator() { m_Size = SizeValueType{}; }

  inline void
  Initialize()
  {
    m_Sum = TAccumulate{};
  }

  inline void
  operator()(const TInputPixel & input)
  {
    m_Sum = m_Sum + input;
  }

  inline RealType
  GetValue()
  {
    return ((RealType)m_Sum) / m_Size;
  }

  TAccumulate   m_Sum;
  SizeValueType m_Size;
};
} // namespace Functor

template <typename TInputImage,
          typename TOutputImage,
          typename TAccumulate = typename NumericTraits<typename TOutputImage::PixelType>::AccumulateType>
class MeanProjectionImageFilter
  : public ProjectionImageFilter<TInputImage,
                                 TOutputImage,
                                 Functor::MeanAccumulator<typename TInputImage::PixelType, TAccumulate>>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(MeanProjectionImageFilter);

  using Self = MeanProjectionImageFilter;
  using Superclass = ProjectionImageFilter<TInputImage,
                                           TOutputImage,
                                           Functor::MeanAccumulator<typename TInputImage::PixelType, TAccumulate>>;

  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;

  using InputImageType = TInputImage;
  using InputPixelType = typename InputImageType::PixelType;

  using OutputImageType = TOutputImage;
  using OutputPixelType = typename OutputImageType::PixelType;

  /** \see LightObject::GetNameOfClass() */
  itkOverrideGetNameOfClassMacro(MeanProjectionImageFilter);

  /** Method for creation through the object factory. */
  itkNewMacro(Self);

#ifdef ITK_USE_CONCEPT_CHECKING
  // Begin concept checking
  itkConceptMacro(InputPixelToOutputPixelTypeGreaterAdditiveOperatorCheck,
                  (Concept::AdditiveOperators<OutputPixelType, InputPixelType, OutputPixelType>));

  itkConceptMacro(InputHasNumericTraitsCheck, (Concept::HasNumericTraits<InputPixelType>));
  // End concept checking
#endif

protected:
  MeanProjectionImageFilter() = default;
  ~MeanProjectionImageFilter() override = default;
}; // end MeanProjectionImageFilter
} // end namespace itk

#endif