1 /* 2 Copyright 1999-2019 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) 24 extern "C" { 25 #endif 26 27 typedef 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 69 typedef 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 Dialate */ 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; 101 102 typedef 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; 131 132 extern MagickExport KernelInfo 133 *AcquireKernelInfo(const char *,ExceptionInfo *), 134 *AcquireKernelBuiltIn(const KernelInfoType,const GeometryInfo *, 135 ExceptionInfo *), 136 *CloneKernelInfo(const KernelInfo *), 137 *DestroyKernelInfo(KernelInfo *); 138 139 extern MagickExport Image 140 *MorphologyImage(const Image *,const MorphologyMethod,const ssize_t, 141 const KernelInfo *,ExceptionInfo *); 142 143 extern 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 153