MagickCore  6.9.12-67
Convert, Edit, Or Compose Bitmap Images
 All Data Structures
statistic.h
1 /*
2  Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization
3  dedicated to making software imaging solutions freely available.
4 
5  You may not use this file except in compliance with the License. You may
6  obtain a copy of the License at
7 
8  https://imagemagick.org/script/license.php
9 
10  Unless required by applicable law or agreed to in writing, software
11  distributed under the License is distributed on an "AS IS" BASIS,
12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  See the License for the specific language governing permissions and
14  limitations under the License.
15 
16  MagickCore statistical methods.
17 */
18 #ifndef MAGICKCORE_STATISTIC_H
19 #define MAGICKCORE_STATISTIC_H
20 
21 #if defined(__cplusplus) || defined(c_plusplus)
22 extern "C" {
23 #endif
24 
25 #include "magick/draw.h"
26 
27 #define MaximumNumberOfImageMoments 8
28 #define MaximumNumberOfPerceptualHashes 7
29 
30 typedef struct _ChannelStatistics
31 {
32  size_t
33  depth;
34 
35  double
36  minima,
37  maxima,
38  sum,
39  sum_squared,
40  sum_cubed,
41  sum_fourth_power,
42  mean,
43  variance,
44  standard_deviation,
45  kurtosis,
46  skewness,
47  entropy;
49 
50 #undef I
51 
52 typedef struct _ChannelMoments
53 {
54  double
55  I[32];
56 
57  PointInfo
58  centroid,
59  ellipse_axis;
60 
61  double
62  ellipse_angle,
63  ellipse_eccentricity,
64  ellipse_intensity;
66 
67 typedef struct _ChannelPerceptualHash
68 {
69  double
70  P[32],
71  Q[32];
73 
74 typedef enum
75 {
76  UndefinedEvaluateOperator,
77  AddEvaluateOperator,
78  AndEvaluateOperator,
79  DivideEvaluateOperator,
80  LeftShiftEvaluateOperator,
81  MaxEvaluateOperator,
82  MinEvaluateOperator,
83  MultiplyEvaluateOperator,
84  OrEvaluateOperator,
85  RightShiftEvaluateOperator,
86  SetEvaluateOperator,
87  SubtractEvaluateOperator,
88  XorEvaluateOperator,
89  PowEvaluateOperator,
90  LogEvaluateOperator,
91  ThresholdEvaluateOperator,
92  ThresholdBlackEvaluateOperator,
93  ThresholdWhiteEvaluateOperator,
94  GaussianNoiseEvaluateOperator,
95  ImpulseNoiseEvaluateOperator,
96  LaplacianNoiseEvaluateOperator,
97  MultiplicativeNoiseEvaluateOperator,
98  PoissonNoiseEvaluateOperator,
99  UniformNoiseEvaluateOperator,
100  CosineEvaluateOperator,
101  SineEvaluateOperator,
102  AddModulusEvaluateOperator,
103  MeanEvaluateOperator,
104  AbsEvaluateOperator,
105  ExponentialEvaluateOperator,
106  MedianEvaluateOperator,
107  SumEvaluateOperator,
108  RootMeanSquareEvaluateOperator,
109  InverseLogEvaluateOperator
110 } MagickEvaluateOperator;
111 
112 typedef enum
113 {
114  UndefinedFunction,
115  PolynomialFunction,
116  SinusoidFunction,
117  ArcsinFunction,
118  ArctanFunction
119 } MagickFunction;
120 
121 typedef enum
122 {
123  UndefinedStatistic,
124  GradientStatistic,
125  MaximumStatistic,
126  MeanStatistic,
127  MedianStatistic,
128  MinimumStatistic,
129  ModeStatistic,
130  NonpeakStatistic,
131  StandardDeviationStatistic,
132  RootMeanSquareStatistic
133 } StatisticType;
134 
135 extern MagickExport ChannelStatistics
136  *GetImageChannelStatistics(const Image *,ExceptionInfo *);
137 
138 extern MagickExport ChannelMoments
139  *GetImageChannelMoments(const Image *,ExceptionInfo *);
140 
141 extern MagickExport ChannelPerceptualHash
142  *GetImageChannelPerceptualHash(const Image *,ExceptionInfo *);
143 
144 extern MagickExport Image
145  *EvaluateImages(const Image *,const MagickEvaluateOperator,ExceptionInfo *),
146  *PolynomialImage(const Image *,const size_t,const double *,ExceptionInfo *),
147  *PolynomialImageChannel(const Image *,const ChannelType,const size_t,
148  const double *,ExceptionInfo *),
149  *StatisticImage(const Image *,const StatisticType,const size_t,const size_t,
150  ExceptionInfo *),
151  *StatisticImageChannel(const Image *,const ChannelType,const StatisticType,
152  const size_t,const size_t,ExceptionInfo *);
153 
154 extern MagickExport MagickBooleanType
155  EvaluateImage(Image *,const MagickEvaluateOperator,const double,
156  ExceptionInfo *),
157  EvaluateImageChannel(Image *,const ChannelType,const MagickEvaluateOperator,
158  const double,ExceptionInfo *),
159  FunctionImage(Image *,const MagickFunction,const size_t,const double *,
160  ExceptionInfo *),
161  FunctionImageChannel(Image *,const ChannelType,const MagickFunction,
162  const size_t,const double *,ExceptionInfo *),
163  GetImageChannelEntropy(const Image *,const ChannelType,double *,
164  ExceptionInfo *),
165  GetImageChannelExtrema(const Image *,const ChannelType,size_t *,size_t *,
166  ExceptionInfo *),
167  GetImageChannelMean(const Image *,const ChannelType,double *,double *,
168  ExceptionInfo *),
169  GetImageChannelKurtosis(const Image *,const ChannelType,double *,double *,
170  ExceptionInfo *),
171  GetImageChannelRange(const Image *,const ChannelType,double *,double *,
172  ExceptionInfo *),
173  GetImageEntropy(const Image *,double *,ExceptionInfo *),
174  GetImageExtrema(const Image *,size_t *,size_t *,ExceptionInfo *),
175  GetImageMean(const Image *,double *,double *,ExceptionInfo *),
176  GetImageKurtosis(const Image *,double *,double *,ExceptionInfo *),
177  GetImageRange(const Image *,double *,double *,ExceptionInfo *);
178 
179 #if defined(__cplusplus) || defined(c_plusplus)
180 }
181 #endif
182 
183 #endif
Definition: image.h:152