From: glennrp <glennrp@git.imagemagick.org>
Date: Wed, 17 Apr 2013 12:58:15 +0000 (+0000)
Subject: Handle benign errors as warnings in the PNG coder.
X-Git-Tag: 7.0.1-0~3868
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=a3a5f956194e91458e2789966ad15308e8f3df47;p=imagemagick

Handle benign errors as warnings in the PNG coder.
---

diff --git a/coders/png.c b/coders/png.c
index 26f282d54..686a4cc29 100644
--- a/coders/png.c
+++ b/coders/png.c
@@ -2310,6 +2310,11 @@ static Image *ReadOnePNGImage(MngInfo *mng_info,
   LockSemaphoreInfo(ping_semaphore);
 #endif
 
+#if PNG_LIBPNG_VER >= 10400
+  /* Allow benign errors */
+  png_set_benign_errors(ping, 1);
+#endif
+
   /*
     Prepare PNG for reading.
   */
@@ -9321,6 +9326,11 @@ static MagickBooleanType WriteOnePNGImage(MngInfo *mng_info,
   LockSemaphoreInfo(ping_semaphore);
 #endif
 
+#if PNG_LIBPNG_VER >= 10400
+  /* Allow benign errors */
+  png_set_benign_errors(ping, 1);
+#endif
+
   /*
     Prepare PNG for writing.
   */