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rtpbin: use our ghostpads instead of its target

Browse source 
Since we keep a reference to our ghostpads, we can use them to track sessions.
This avoid us having to mess with the target of the ghostpad.
This commit is contained in:
Wim Taymans 2009-05-22 15:45:19 +02:00 committed by Tim-Philipp Müller
parent 02b34602c4
commit 48872d8215
1 changed files with 46 additions and 44 deletions
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82
gst/rtpmanager/gstrtpbin.c
View file

@ -398,9 +398,10 @@ find_session_by_pad (GstRtpBin * rtpbin, GstPad * pad)
for (walk = rtpbin->sessions; walk; walk = g_slist_next (walk)) {
GstRtpBinSession *sess = (GstRtpBinSession *) walk->data;
if ((sess->recv_rtp_sink == pad) ||
(sess->recv_rtcp_sink == pad) ||
(sess->send_rtp_sink == pad) || (sess->send_rtcp_src == pad))
if ((sess->recv_rtp_sink_ghost == pad) ||
(sess->recv_rtcp_sink_ghost == pad) ||
(sess->send_rtp_sink_ghost == pad)
|| (sess->send_rtcp_src_ghost == pad))
return sess;
}
return NULL;
@ -2126,7 +2127,7 @@ link_failed:
}
static void
remove_recv_rtp (GstRtpBin * rtpbin, GstRtpBinSession * session, GstPad * pad)
remove_recv_rtp (GstRtpBin * rtpbin, GstRtpBinSession * session)
{
if (session->demux_newpad_sig) {
g_signal_handler_disconnect (session->demux, session->demux_newpad_sig);
@ -2145,10 +2146,12 @@ remove_recv_rtp (GstRtpBin * rtpbin, GstRtpBinSession * session, GstPad * pad)
gst_object_unref (session->recv_rtp_sink);
session->recv_rtp_sink = NULL;
}
gst_pad_set_active (pad, FALSE);
gst_element_remove_pad (GST_ELEMENT_CAST (rtpbin), pad);
if (session->recv_rtp_sink_ghost) {
gst_pad_set_active (session->recv_rtp_sink_ghost, FALSE);
gst_element_remove_pad (GST_ELEMENT_CAST (rtpbin),
session->recv_rtp_sink_ghost);
session->recv_rtp_sink_ghost = NULL;
}
}
/* Create a pad for receiving RTCP for the session in @name. Must be called with
@ -2235,12 +2238,14 @@ link_failed:
}
static void
remove_recv_rtcp (GstRtpBin * rtpbin, GstRtpBinSession * session, GstPad * pad)
remove_recv_rtcp (GstRtpBin * rtpbin, GstRtpBinSession * session)
{
if (session->recv_rtcp_sink_ghost) {
gst_pad_set_active (session->recv_rtcp_sink_ghost, FALSE);
gst_element_remove_pad (GST_ELEMENT_CAST (rtpbin),
session->recv_rtcp_sink_ghost);
session->recv_rtcp_sink_ghost = NULL;
gst_pad_set_active (pad, FALSE);
gst_element_remove_pad (GST_ELEMENT_CAST (rtpbin), pad);
}
if (session->sync_src) {
/* releasing the request pad should also unref the sync pad */
gst_object_unref (session->sync_src);
@ -2335,7 +2340,7 @@ no_srcpad:
}
static void
remove_send_rtp (GstRtpBin * rtpbin, GstRtpBinSession * session, GstPad * pad)
remove_send_rtp (GstRtpBin * rtpbin, GstRtpBinSession * session)
{
if (session->send_rtp_src_ghost) {
gst_pad_set_active (session->send_rtp_src_ghost, FALSE);
@ -2343,22 +2348,22 @@ remove_send_rtp (GstRtpBin * rtpbin, GstRtpBinSession * session, GstPad * pad)
session->send_rtp_src_ghost);
session->send_rtp_src_ghost = NULL;
}
if (session->send_rtp_src) {
gst_object_unref (session->send_rtp_src);
session->send_rtp_src = NULL;
}
if (session->send_rtp_sink) {
gst_element_release_request_pad (GST_ELEMENT_CAST (session->session),
session->send_rtp_sink);
gst_object_unref (session->send_rtp_sink);
session->send_rtp_sink = NULL;
}
if (session->send_rtp_sink_ghost) {
gst_pad_set_active (session->send_rtp_sink_ghost, FALSE);
gst_element_remove_pad (GST_ELEMENT_CAST (rtpbin),
session->send_rtp_sink_ghost);
session->send_rtp_sink_ghost = NULL;
gst_pad_set_active (pad, FALSE);
gst_element_remove_pad (GST_ELEMENT_CAST (rtpbin), pad);
}
}
/* Create a pad for sending RTCP for the session in @name. Must be called with
@ -2415,12 +2420,14 @@ pad_failed:
}
static void
remove_rtcp (GstRtpBin * rtpbin, GstRtpBinSession * session, GstPad * pad)
remove_rtcp (GstRtpBin * rtpbin, GstRtpBinSession * session)
{
if (session->send_rtcp_src_ghost) {
gst_pad_set_active (session->send_rtcp_src_ghost, FALSE);
gst_element_remove_pad (GST_ELEMENT_CAST (rtpbin),
session->send_rtcp_src_ghost);
session->send_rtcp_src_ghost = NULL;
gst_pad_set_active (pad, FALSE);
gst_element_remove_pad (GST_ELEMENT_CAST (rtpbin), pad);
}
if (session->send_rtcp_src) {
gst_element_release_request_pad (session->session, session->send_rtcp_src);
gst_object_unref (session->send_rtcp_src);
@ -2526,51 +2533,46 @@ gst_rtp_bin_release_pad (GstElement * element, GstPad * pad)
{
GstRtpBinSession *session;
GstRtpBin *rtpbin;
GstPad *target = NULL;
g_return_if_fail (GST_IS_GHOST_PAD (pad));
g_return_if_fail (GST_IS_RTP_BIN (element));
rtpbin = GST_RTP_BIN (element);
target = gst_ghost_pad_get_target (GST_GHOST_PAD (pad));
g_return_if_fail (target);
GST_RTP_BIN_LOCK (rtpbin);
GST_DEBUG_OBJECT (rtpbin, "Trying to release pad %s:%s",
GST_DEBUG_PAD_NAME (target));
GST_DEBUG_PAD_NAME (pad));
if (!(session = find_session_by_pad (rtpbin, target)))
if (!(session = find_session_by_pad (rtpbin, pad)))
goto unknown_pad;
if (session->recv_rtp_sink == target) {
remove_recv_rtp (rtpbin, session, pad);
} else if (session->recv_rtcp_sink == target) {
remove_recv_rtcp (rtpbin, session, pad);
} else if (session->send_rtp_sink == target) {
remove_send_rtp (rtpbin, session, pad);
} else if (session->send_rtcp_src == target) {
remove_rtcp (rtpbin, session, pad);
if (session->recv_rtp_sink_ghost == pad) {
remove_recv_rtp (rtpbin, session);
} else if (session->recv_rtcp_sink_ghost == pad) {
remove_recv_rtcp (rtpbin, session);
} else if (session->send_rtp_sink_ghost == pad) {
remove_send_rtp (rtpbin, session);
} else if (session->send_rtcp_src_ghost == pad) {
remove_rtcp (rtpbin, session);
}
/* no more request pads, free the complete session */
if (session->recv_rtp_sink == NULL && session->recv_rtcp_sink == NULL &&
session->send_rtp_sink == NULL && session->send_rtcp_src == NULL) {
if (session->recv_rtp_sink_ghost == NULL
&& session->recv_rtcp_sink_ghost == NULL
&& session->send_rtp_sink_ghost == NULL
&& session->send_rtcp_src_ghost == NULL) {
GST_DEBUG_OBJECT (rtpbin, "no more pads for session %p", session);
rtpbin->sessions = g_slist_remove (rtpbin->sessions, session);
free_session (session, rtpbin);
}
GST_RTP_BIN_UNLOCK (rtpbin);
gst_object_unref (target);
return;
/* ERROR */
unknown_pad:
{
GST_RTP_BIN_UNLOCK (rtpbin);
gst_object_unref (target);
g_warning ("gstrtpbin: %s:%s is not one of our request pads",
GST_DEBUG_PAD_NAME (pad));
return;