From: Mark Nauwelaerts <mark.nauwelaerts@collabora.co.uk>
Date: Fri, 20 Jul 2012 14:12:45 +0000 (+0200)
Subject: asfdemux: make sure to avoid arithmetic with _NONE timestamp
X-Git-Tag: 1.19.3~505^2~710
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=95a5992d2b138a50547be1a49899c52041498a57;p=platform%2Fupstream%2Fgstreamer.git

asfdemux: make sure to avoid arithmetic with _NONE timestamp
---

diff --git a/gst/asfdemux/asfpacket.c b/gst/asfdemux/asfpacket.c
index 1ae0154..fc9552d 100644
--- a/gst/asfdemux/asfpacket.c
+++ b/gst/asfdemux/asfpacket.c
@@ -147,7 +147,8 @@ gst_asf_payload_queue_for_stream (GstASFDemux * demux, AsfPayload * payload,
   }
 
   /* make timestamps start from 0 */
-  if (G_LIKELY (demux->first_ts < payload->ts))
+  if (G_LIKELY (GST_CLOCK_TIME_IS_VALID (demux->first_ts) &&
+          demux->first_ts < payload->ts))
     payload->ts -= demux->first_ts;
   else
     payload->ts = 0;