From: Cristy <mikayla-grace@urban-warrior.org>
Date: Sat, 16 Feb 2019 12:02:08 +0000 (-0500)
Subject: https://github.com/ImageMagick/ImageMagick/issues/1477
X-Git-Tag: 7.0.8-28~7
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c4c936d7b0817717db27f8914a94941659c719df;p=imagemagick

https://github.com/ImageMagick/ImageMagick/issues/1477
---

diff --git a/coders/gif.c b/coders/gif.c
index d62ba437f..24781a117 100644
--- a/coders/gif.c
+++ b/coders/gif.c
@@ -1271,7 +1271,10 @@ static Image *ReadGIFImage(const ImageInfo *image_info,ExceptionInfo *exception)
       ((size_t) (flag & 0x07)+1);
     image->colors=local_colors;
     if (opacity >= (ssize_t) image->colors)
-      opacity=(-1);
+      {
+        image->colors++;
+        opacity=(-1);
+      }
     image->ticks_per_second=100;
     image->alpha_trait=opacity >= 0 ? BlendPixelTrait : UndefinedPixelTrait;
     if ((image->columns == 0) || (image->rows == 0))