https://github.com/ImageMagick/ImageMagick/issues/1064

diff --git a/MagickCore/property.c b/MagickCore/property.c
index 34e37e050cc17de63e04d8370a3b12ab94fe0c6e..9e2035eabb71c80074311bc1710489aaf2bce687 100644 (file)
--- a/MagickCore/property.c
+++ b/MagickCore/property.c
@@ -2856,6 +2856,13 @@ MagickExport const char *GetMagickProperty(ImageInfo *image_info,
             image->compose);
           break;
         }
+      if (LocaleCompare("compression",property) == 0)
+        {
+          WarnNoImageReturn("\"%%[%s]\"",property);
+          string=CommandOptionToMnemonic(MagickCompressOptions,(ssize_t)
+            image->compression);
+          break;
+        }
       if (LocaleCompare("copyright",property) == 0)
         {
           (void) CopyMagickString(value,GetMagickCopyright(),MagickPathExtent);