MagickCore 7.1.1
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morphology.h
1/*
2 Copyright @ 2010 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 morphology methods.
17*/
18#ifndef MAGICKCORE_MORPHOLOGY_H
19#define MAGICKCORE_MORPHOLOGY_H
20
21#include "MagickCore/geometry.h"
22
23#if defined(__cplusplus) || defined(c_plusplus)
24extern "C" {
25#endif
26
27typedef enum
28{
29 UndefinedKernel, /* equivalent to UnityKernel */
30 UnityKernel, /* The no-op or 'original image' kernel */
31 GaussianKernel, /* Convolution Kernels, Gaussian Based */
32 DoGKernel,
33 LoGKernel,
34 BlurKernel,
35 CometKernel,
36 BinomialKernel,
37 LaplacianKernel, /* Convolution Kernels, by Name */
38 SobelKernel,
39 FreiChenKernel,
40 RobertsKernel,
41 PrewittKernel,
42 CompassKernel,
43 KirschKernel,
44 DiamondKernel, /* Shape Kernels */
45 SquareKernel,
46 RectangleKernel,
47 OctagonKernel,
48 DiskKernel,
49 PlusKernel,
50 CrossKernel,
51 RingKernel,
52 PeaksKernel, /* Hit And Miss Kernels */
53 EdgesKernel,
54 CornersKernel,
55 DiagonalsKernel,
56 LineEndsKernel,
57 LineJunctionsKernel,
58 RidgesKernel,
59 ConvexHullKernel,
60 ThinSEKernel,
61 SkeletonKernel,
62 ChebyshevKernel, /* Distance Measuring Kernels */
63 ManhattanKernel,
64 OctagonalKernel,
65 EuclideanKernel,
66 UserDefinedKernel /* User Specified Kernel Array */
67} KernelInfoType;
68
69typedef enum
70{
71 UndefinedMorphology,
72/* Convolve / Correlate weighted sums */
73 ConvolveMorphology, /* Weighted Sum with reflected kernel */
74 CorrelateMorphology, /* Weighted Sum using a sliding window */
75/* Low-level Morphology methods */
76 ErodeMorphology, /* Minimum Value in Neighbourhood */
77 DilateMorphology, /* Maximum Value in Neighbourhood */
78 ErodeIntensityMorphology, /* Pixel Pick using GreyScale Erode */
79 DilateIntensityMorphology, /* Pixel Pick using GreyScale Dilate */
80 IterativeDistanceMorphology, /* Add Kernel Value, take Minimum */
81/* Second-level Morphology methods */
82 OpenMorphology, /* Dilate then Erode */
83 CloseMorphology, /* Erode then Dilate */
84 OpenIntensityMorphology, /* Pixel Pick using GreyScale Open */
85 CloseIntensityMorphology, /* Pixel Pick using GreyScale Close */
86 SmoothMorphology, /* Open then Close */
87/* Difference Morphology methods */
88 EdgeInMorphology, /* Dilate difference from Original */
89 EdgeOutMorphology, /* Erode difference from Original */
90 EdgeMorphology, /* Dilate difference with Erode */
91 TopHatMorphology, /* Close difference from Original */
92 BottomHatMorphology, /* Open difference from Original */
93/* Recursive Morphology methods */
94 HitAndMissMorphology, /* Foreground/Background pattern matching */
95 ThinningMorphology, /* Remove matching pixels from image */
96 ThickenMorphology, /* Add matching pixels from image */
97/* Directly Applied Morphology methods */
98 DistanceMorphology, /* Add Kernel Value, take Minimum */
99 VoronoiMorphology /* Distance matte channel copy nearest color */
100} MorphologyMethod;
101
102typedef struct _KernelInfo
103{
104 KernelInfoType
105 type;
106
107 size_t
108 width,
109 height;
110
111 ssize_t
112 x,
113 y;
114
115 MagickRealType
116 *values;
117
118 double
119 minimum,
120 maximum,
121 negative_range,
122 positive_range,
123 angle;
124
125 struct _KernelInfo
126 *next;
127
128 size_t
129 signature;
130} KernelInfo;
131
132extern MagickExport KernelInfo
133 *AcquireKernelInfo(const char *,ExceptionInfo *),
134 *AcquireKernelBuiltIn(const KernelInfoType,const GeometryInfo *,
135 ExceptionInfo *),
136 *CloneKernelInfo(const KernelInfo *),
137 *DestroyKernelInfo(KernelInfo *);
138
139extern MagickExport Image
140 *MorphologyImage(const Image *,const MorphologyMethod,const ssize_t,
141 const KernelInfo *,ExceptionInfo *);
142
143extern MagickExport void
144 ScaleGeometryKernelInfo(KernelInfo *,const char *),
145 ScaleKernelInfo(KernelInfo *,const double,const GeometryFlags),
146 UnityAddKernelInfo(KernelInfo *,const double);
147
148#if defined(__cplusplus) || defined(c_plusplus)
149}
150#endif
151
152#endif