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[imagemagick] / MagickCore / statistic.h

diff --git a/MagickCore/statistic.h b/MagickCore/statistic.h
index 5cfceb20572e7bc7da44117337b847501f35aaab..2d8f9dca605163cc6026023a8f05e803ac8fdf90 100644 (file)
--- a/MagickCore/statistic.h
+++ b/MagickCore/statistic.h
@@ -1,5 +1,5 @@
 /*
-  Copyright 1999-2014 ImageMagick Studio LLC, a non-profit organization
+  Copyright 1999-2015 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.
@@ -22,6 +22,9 @@
 extern "C" {
 #endif
 
+#define MaximumNumberOfImageMoments  8
+#define MaximumNumberOfPerceptualHashes  7
+
 typedef struct _ChannelStatistics
 {
   size_t
@@ -39,13 +42,14 @@ typedef struct _ChannelStatistics
     variance,
     standard_deviation,
     kurtosis,
-    skewness;
+    skewness,
+    entropy;
 } ChannelStatistics;
 
 typedef struct _ChannelMoments
 {
   double
-    I[32];
+     invariant[MaximumNumberOfImageMoments+1];
 
   PointInfo
     centroid,
@@ -60,8 +64,8 @@ typedef struct _ChannelMoments
 typedef struct _ChannelPerceptualHash
 {
   double
-    srgb_hu_phash[32],
-    hclp_hu_phash[32];
+    srgb_hu_phash[MaximumNumberOfImageMoments+1],
+    hclp_hu_phash[MaximumNumberOfImageMoments+1];
 } ChannelPerceptualHash;
 
 typedef enum
@@ -144,6 +148,7 @@ extern MagickExport MagickBooleanType
     ExceptionInfo *),
   FunctionImage(Image *,const MagickFunction,const size_t,const double *,
     ExceptionInfo *),
+  GetImageEntropy(const Image *,double *,ExceptionInfo *),
   GetImageExtrema(const Image *,size_t *,size_t *,ExceptionInfo *),
   GetImageMean(const Image *,double *,double *,ExceptionInfo *),
   GetImageKurtosis(const Image *,double *,double *,ExceptionInfo *),