From: Dirk Lemstra <dirk@git.imagemagick.org>
Date: Sun, 12 Aug 2018 18:35:57 +0000 (+0200)
Subject: SyncNextImageInList will only copy the compression to the next image when those value... 
X-Git-Tag: 7.0.8-10~7
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3e46822d457ca40a57468e3c0f3829a911026c28;p=imagemagick

SyncNextImageInList will only copy the compression to the next image when those values are undefined.
---

diff --git a/MagickCore/list.c b/MagickCore/list.c
index f24be153b..cf773e865 100644
--- a/MagickCore/list.c
+++ b/MagickCore/list.c
@@ -1457,7 +1457,9 @@ MagickExport Image *SyncNextImageInList(const Image *images)
       DestroyBlob(images->next);
       images->next->blob=ReferenceBlob(images->blob);
     }
-  images->next->compression=images->compression;
-  images->next->endian=images->endian;
+  if (images->next->compression == UndefinedCompression)
+    images->next->compression=images->compression;
+  if (images->next->endian == UndefinedEndian)
+    images->next->endian=images->endian;
   return(images->next);
 }