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rtpssrcdemux: do not hold custom PAD_LOCK when pushing downstream

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This commit is contained in:
Mark Nauwelaerts 2010-12-02 16:11:01 +01:00
parent 0f2373cbd1
commit 46c91476eb
1 changed files with 24 additions and 4 deletions
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28
gst/rtpmanager/gstrtpssrcdemux.c
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@ -427,16 +427,28 @@ gst_rtp_ssrc_demux_sink_event (GstPad * pad, GstEvent * event)
default:
{
GSList *walk;
GSList *pads = NULL;
res = TRUE;
/* need local snapshot of pads;
* should not push downstream while holding lock as that might deadlock
* with stuff traveling upstream tyring to get this lock while holding
* other (stream)lock */
GST_PAD_LOCK (demux);
for (walk = demux->srcpads; walk; walk = g_slist_next (walk)) {
GstRtpSsrcDemuxPad *pad = (GstRtpSsrcDemuxPad *) walk->data;
gst_event_ref (event);
res &= gst_pad_push_event (pad->rtp_pad, event);
pads = g_slist_prepend (pads, gst_object_ref (pad->rtp_pad));
}
GST_PAD_UNLOCK (demux);
for (walk = pads; walk; walk = g_slist_next (walk)) {
GstPad *pad = (GstPad *) walk->data;
gst_event_ref (event);
res &= gst_pad_push_event (pad, event);
gst_object_unref (pad);
}
g_slist_free (pads);
gst_event_unref (event);
break;
}
@ -459,16 +471,24 @@ gst_rtp_ssrc_demux_rtcp_sink_event (GstPad * pad, GstEvent * event)
default:
{
GSList *walk;
GSList *pads = NULL;
res = TRUE;
GST_PAD_LOCK (demux);
for (walk = demux->srcpads; walk; walk = g_slist_next (walk)) {
GstRtpSsrcDemuxPad *pad = (GstRtpSsrcDemuxPad *) walk->data;
gst_event_ref (event);
res &= gst_pad_push_event (pad->rtcp_pad, event);
pads = g_slist_prepend (pads, gst_object_ref (pad->rtcp_pad));
}
GST_PAD_UNLOCK (demux);
for (walk = pads; walk; walk = g_slist_next (walk)) {
GstPad *pad = (GstPad *) walk->data;
gst_event_ref (event);
res &= gst_pad_push_event (pad, event);
gst_object_unref (pad);
}
g_slist_free (pads);
gst_event_unref (event);
break;
}