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For RMSE, take sqrt() of MSE pixels

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Cristy
2025-02-16 17:52:53 -05:00
parent b3e53d14d9
commit 14b8ad2f31
1 changed files with 19 additions and 2 deletions
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MagickCore/compare.c
+19 -2
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@@ -3831,6 +3831,24 @@ static Image *PSNRSimilarityImage(const Image *image,const Image *reconstruct,
}
#endif
static Image *RMSESimilarityImage(const Image *image,const Image *reconstruct,
RectangleInfo *offset,double *similarity_metric,ExceptionInfo *exception)
{
Image
*similarity_image;
MagickBooleanType
status;
similarity_image=MSESimilarityImage(image,reconstruct,offset,
similarity_metric,exception);
status=EvaluateImage(similarity_image,PowEvaluateOperator,0.5,exception);
if (status == MagickFalse)
similarity_image=DestroyImage(similarity_image);
*similarity_metric=sqrt(*similarity_metric);
return(similarity_image);
}
static double GetSimilarityMetric(const Image *image,const Image *reconstruct,
const MetricType metric,const ssize_t x_offset,const ssize_t y_offset,
ExceptionInfo *exception)
@@ -3947,9 +3965,8 @@ MagickExport Image *SimilarityImage(const Image *image,const Image *reconstruct,
if ((artifact != (const char *) NULL) &&
(IsStringTrue(artifact) == MagickFalse))
break;
similarity_image=MSESimilarityImage(image,reconstruct,offset,
similarity_image=RMSESimilarityImage(image,reconstruct,offset,
similarity_metric,exception);
*similarity_metric=sqrt(*similarity_metric);
return(similarity_image);
}
default: break;