From: Cristy <urban-warrior@imagemagick.org>
Date: Sat, 22 Sep 2018 16:33:39 +0000 (-0400)
Subject: ...
X-Git-Tag: 7.0.8-12~5
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3dea46596094f6d91dff0f6a36ccafccf677c288;p=imagemagick

...
---

diff --git a/coders/png.c b/coders/png.c
index 3ad05856b..e204b6a15 100644
--- a/coders/png.c
+++ b/coders/png.c
@@ -2060,10 +2060,10 @@ static int read_user_chunk_callback(png_struct *ping, png_unknown_chunkp chunk)
 
       image=(Image *) png_get_user_chunk_ptr(ping);
 
-      image->page.width=(size_t)mng_get_long(chunk->data);
-      image->page.height=(size_t)mng_get_long(&chunk->data[4]);
-      image->page.x=(ssize_t)mng_get_long(&chunk->data[8]);
-      image->page.y=(ssize_t)mng_get_long(&chunk->data[12]);
+      image->page.width=(size_t) mng_get_long(chunk->data);
+      image->page.height=(size_t) mng_get_long(&chunk->data[4]);
+      image->page.x=(ssize_t) ((int) mng_get_long(&chunk->data[8]));
+      image->page.y=(ssize_t) ((int) mng_get_long(&chunk->data[12]));
 
       return(1);
     }