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include/ImageMagick-7/MagickCore/morphology.h

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+/*
+  Copyright 1999-2018 ImageMagick Studio LLC, a non-profit organization
+  dedicated to making software imaging solutions freely available.
+  
+  You may not use this file except in compliance with the License.
+  obtain a copy of the License at
+  
+    https://www.imagemagick.org/script/license.php
+  
+  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.
+
+  MagickCore morphology methods.
+*/
+#ifndef MAGICKCORE_MORPHOLOGY_H
+#define MAGICKCORE_MORPHOLOGY_H
+
+#include "MagickCore/geometry.h"
+
+#if defined(__cplusplus) || defined(c_plusplus)
+extern "C" {
+#endif
+
+typedef enum
+{
+  UndefinedKernel,    /* equivalent to UnityKernel */
+  UnityKernel,        /* The no-op or 'original image' kernel */
+  GaussianKernel,     /* Convolution Kernels, Gaussian Based */
+  DoGKernel,
+  LoGKernel,
+  BlurKernel,
+  CometKernel,
+  BinomialKernel,
+  LaplacianKernel,    /* Convolution Kernels, by Name */
+  SobelKernel,
+  FreiChenKernel,
+  RobertsKernel,
+  PrewittKernel,
+  CompassKernel,
+  KirschKernel,
+  DiamondKernel,      /* Shape Kernels */
+  SquareKernel,
+  RectangleKernel,
+  OctagonKernel,
+  DiskKernel,
+  PlusKernel,
+  CrossKernel,
+  RingKernel,
+  PeaksKernel,         /* Hit And Miss Kernels */
+  EdgesKernel,
+  CornersKernel,
+  DiagonalsKernel,
+  LineEndsKernel,
+  LineJunctionsKernel,
+  RidgesKernel,
+  ConvexHullKernel,
+  ThinSEKernel,
+  SkeletonKernel,
+  ChebyshevKernel,    /* Distance Measuring Kernels */
+  ManhattanKernel,
+  OctagonalKernel,
+  EuclideanKernel,
+  UserDefinedKernel   /* User Specified Kernel Array */
+} KernelInfoType;
+
+typedef enum
+{
+  UndefinedMorphology,
+/* Convolve / Correlate weighted sums */
+  ConvolveMorphology,           /* Weighted Sum with reflected kernel */
+  CorrelateMorphology,          /* Weighted Sum using a sliding window */
+/* Low-level Morphology methods */
+  ErodeMorphology,              /* Minimum Value in Neighbourhood */
+  DilateMorphology,             /* Maximum Value in Neighbourhood */
+  ErodeIntensityMorphology,     /* Pixel Pick using GreyScale Erode */
+  DilateIntensityMorphology,    /* Pixel Pick using GreyScale Dialate */
+  IterativeDistanceMorphology,  /* Add Kernel Value, take Minimum */
+/* Second-level Morphology methods */
+  OpenMorphology,               /* Dilate then Erode */
+  CloseMorphology,              /* Erode then Dilate */
+  OpenIntensityMorphology,      /* Pixel Pick using GreyScale Open */
+  CloseIntensityMorphology,     /* Pixel Pick using GreyScale Close */
+  SmoothMorphology,             /* Open then Close */
+/* Difference Morphology methods */
+  EdgeInMorphology,             /* Dilate difference from Original */
+  EdgeOutMorphology,            /* Erode difference from Original */
+  EdgeMorphology,               /* Dilate difference with Erode */
+  TopHatMorphology,             /* Close difference from Original */
+  BottomHatMorphology,          /* Open difference from Original */
+/* Recursive Morphology methods */
+  HitAndMissMorphology,         /* Foreground/Background pattern matching */
+  ThinningMorphology,           /* Remove matching pixels from image */
+  ThickenMorphology,            /* Add matching pixels from image */
+/* Directly Applied Morphology methods */
+  DistanceMorphology,           /* Add Kernel Value, take Minimum */
+  VoronoiMorphology             /* Distance matte channel copy nearest color */
+} MorphologyMethod;
+
+typedef struct _KernelInfo
+{
+  KernelInfoType
+    type;
+
+  size_t
+    width,
+    height;
+
+  ssize_t
+    x,
+    y;
+
+  MagickRealType
+    *values;
+
+  double
+    minimum,
+    maximum,
+    negative_range,
+    positive_range,
+    angle;
+
+  struct _KernelInfo
+    *next;
+
+  size_t
+    signature;
+} KernelInfo;
+
+extern MagickExport KernelInfo
+  *AcquireKernelInfo(const char *,ExceptionInfo *),
+  *AcquireKernelBuiltIn(const KernelInfoType,const GeometryInfo *,
+    ExceptionInfo *),
+  *CloneKernelInfo(const KernelInfo *),
+  *DestroyKernelInfo(KernelInfo *);
+
+extern MagickExport Image
+  *MorphologyImage(const Image *,const MorphologyMethod,const ssize_t,
+    const KernelInfo *,ExceptionInfo *);
+
+extern MagickExport void
+  ScaleGeometryKernelInfo(KernelInfo *,const char *),
+  ScaleKernelInfo(KernelInfo *,const double,const GeometryFlags),
+  UnityAddKernelInfo(KernelInfo *,const double);
+
+#if defined(__cplusplus) || defined(c_plusplus)
+}
+#endif
+
+#endif