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sanitize DSSIM metric

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Cristy
2025-05-18 18:18:16 -04:00
parent e333a50c4c
commit ccd11e9e59
1 changed files with 2 additions and 0 deletions
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MagickCore/compare.c
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@@ -1802,6 +1802,8 @@ static MagickBooleanType GetStructuralDisimilarityDistortion(const Image *image,
distortion[i]=1.0-distortion[i];
}
distortion[CompositePixelChannel]=1.0-distortion[CompositePixelChannel];
if (fabs(distortion[CompositePixelChannel]) < MagickEpsilon)
distortion[CompositePixelChannel]=0.0;
return(status);
}