From c007d8535c6042f8e3aa5065be04b4c41604fb4a Mon Sep 17 00:00:00 2001
From: Mark Nauwelaerts <mark.nauwelaerts@collabora.co.uk>
Date: Thu, 11 Mar 2010 15:02:48 +0100
Subject: [PATCH] avidemux: ignore stream with invalid header time metadata

---
 gst/avi/gstavidemux.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/gst/avi/gstavidemux.c b/gst/avi/gstavidemux.c
index 1b76284d3a..8303f5cf25 100644
--- a/gst/avi/gstavidemux.c
+++ b/gst/avi/gstavidemux.c
@@ -1992,6 +1992,14 @@ gst_avi_demux_parse_stream (GstAviDemux * avi, GstBuffer * buf)
             sub = NULL;
             GST_DEBUG_OBJECT (element, "marking audio as VBR:%d, res %d",
                 stream->is_vbr, res);
+            /* we need these or we have no way to come up with timestamps */
+            if ((stream->is_vbr && !stream->strf.auds->av_bps) ||
+                (!stream->is_vbr && (!stream->strh->scale ||
+                        stream->strh->rate))) {
+              GST_WARNING_OBJECT (element,
+                  "invalid audio header, ignoring stream");
+              goto fail;
+            }
             break;
           case GST_RIFF_FCC_iavs:
             stream->is_vbr = TRUE;