MagickCore  7.1.0
Convert, Edit, Or Compose Bitmap Images
compare.h
1 /*
2  Copyright @ 2003 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 image compare methods.
17 */
18 #ifndef MAGICKCORE_COMPARE_H
19 #define MAGICKCORE_COMPARE_H
20 
21 #include "MagickCore/image.h"
22 
23 #if defined(__cplusplus) || defined(c_plusplus)
24 extern "C" {
25 #endif
26 
27 typedef enum
28 {
29  UndefinedErrorMetric,
30  AbsoluteErrorMetric,
31  FuzzErrorMetric,
32  MeanAbsoluteErrorMetric,
33  MeanErrorPerPixelErrorMetric,
34  MeanSquaredErrorMetric,
35  NormalizedCrossCorrelationErrorMetric,
36  PeakAbsoluteErrorMetric,
37  PeakSignalToNoiseRatioErrorMetric,
38  PerceptualHashErrorMetric,
39  RootMeanSquaredErrorMetric,
40  StructuralSimilarityErrorMetric,
41  StructuralDissimilarityErrorMetric
42 } MetricType;
43 
44 extern MagickExport double
45  *GetImageDistortions(Image *,const Image *,const MetricType,ExceptionInfo *);
46 
47 extern MagickExport Image
48  *CompareImages(Image *,const Image *,const MetricType,double *,
49  ExceptionInfo *),
50  *SimilarityImage(const Image *,const Image *,const MetricType,const double,
51  RectangleInfo *,double *,ExceptionInfo *);
52 
53 extern MagickExport MagickBooleanType
54  GetImageDistortion(Image *,const Image *,const MetricType,double *,
55  ExceptionInfo *),
56  IsImagesEqual(const Image *,const Image *,ExceptionInfo *),
57  SetImageColorMetric(Image *,const Image *,ExceptionInfo *);
58 
59 #if defined(__cplusplus) || defined(c_plusplus)
60 }
61 #endif
62 
63 #endif
Definition: image.h:152