From: Cristy <urban-warrior@imagemagick.org>
Date: Thu, 7 Dec 2017 11:48:30 +0000 (-0500)
Subject: ...
X-Git-Tag: 7.0.7-15~34
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b99c7a0a8ec87c8e03965fe67da77e15dfa20559;p=imagemagick

...
---

diff --git a/coders/pnm.c b/coders/pnm.c
index 3ee13e8c4..7e2e45c74 100644
--- a/coders/pnm.c
+++ b/coders/pnm.c
@@ -1661,7 +1661,7 @@ static MagickBooleanType WritePNMImage(const ImageInfo *image_info,Image *image,
           {
             packet_size=1;
             (void) CopyMagickString(type,"GRAYSCALE",MagickPathExtent);
-            if (IsImageMonochrome(image) != MagickFalse)
+            if (IdentifyImageMonochrome(image,exception) != MagickFalse)
               (void) CopyMagickString(type,"BLACKANDWHITE",MagickPathExtent);
             break;
           }