Incude forum reference to PNG performance bug.

diff --git a/ChangeLog b/ChangeLog
index 10e19ce37e0d01972cc1de725dd65c15f7002ba4..f24a9c515222477803dd2d5e8b9f35d2a8816454 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,7 +1,8 @@
-2011-01-24  6.6.7-3 Glenn Randers-Pehrson <glennrp@image...>
+2011-01-25  6.6.7-3 Glenn Randers-Pehrson <glennrp@image...>
   * Removed a call to GetNumberColors() from the PNG encoder that was
     only there for debugging purposes and was consuming a huge amount
-    of CPU time.
+    of CPU time. (reference
+    http://www.imagemagick.org/discourse-server/viewtopic.php?f=2&t=17799).
 
 2011-01-24  6.6.7-3 Cristy  <quetzlzacatenango@image...>
   * Remove memory leak from ThrowFileException() macro (reference