From 650f0f7ecfaee42b3da89a04b92b05f27fe786e9 Mon Sep 17 00:00:00 2001 From: Cristy Date: Sat, 10 Apr 2021 12:15:54 -0400 Subject: [PATCH] https://github.com/ImageMagick/ImageMagick6/issues/145 --- magick/annotate.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/magick/annotate.c b/magick/annotate.c index 29c8bbe74..20fbf7bb1 100644 --- a/magick/annotate.c +++ b/magick/annotate.c @@ -1484,6 +1484,15 @@ static MagickBooleanType RenderFreetype(Image *image,const DrawInfo *draw_info, metrics->pixels_per_em.y=face->size->metrics.y_ppem; metrics->ascent=(double) face->size->metrics.ascender/64.0; metrics->descent=(double) face->size->metrics.descender/64.0; + if (face->size->metrics.ascender == 0) + { + /* + Sanitize buggy ascender and descender values. + */ + metrics->ascent=face->size->metrics.y_ppem; + if (face->size->metrics.descender == 0) + metrics->descent=face->size->metrics.y_ppem/-3.5; + } metrics->width=0; metrics->origin.x=0; metrics->origin.y=0; -- 2.31.0