/* Create a pad for receiving RTP for the session in @name
*/
static GstPad *
create_recv_rtp (GstRDTManager * rdtmanager, GstPadTemplate * templ,
const gchar * name)
{
guint sessid;
GstRDTManagerSession *session;
/* first get the session number */
if (name == NULL || sscanf (name, "recv_rtp_sink_%u", &sessid) != 1)
goto no_name;
GST_DEBUG_OBJECT (rdtmanager, "finding session %d", sessid);
/* get or create session */
session = find_session_by_id (rdtmanager, sessid);
if (!session) {
GST_DEBUG_OBJECT (rdtmanager, "creating session %d", sessid);
/* create session now */
session = create_session (rdtmanager, sessid);
if (session == NULL)
goto create_error;
}
/* check if pad was requested */
if (session->recv_rtp_sink != NULL)
goto existed;
GST_DEBUG_OBJECT (rdtmanager, "getting RTP sink pad");
session->recv_rtp_sink = gst_pad_new_from_template (templ, name);
gst_pad_set_element_private (session->recv_rtp_sink, session);
gst_pad_set_event_function (session->recv_rtp_sink,
gst_rdt_manager_event_rdt);
gst_pad_set_chain_function (session->recv_rtp_sink,
gst_rdt_manager_chain_rdt);
gst_pad_set_active (session->recv_rtp_sink, TRUE);
gst_element_add_pad (GST_ELEMENT_CAST (rdtmanager), session->recv_rtp_sink);
return session->recv_rtp_sink;
/* ERRORS */
no_name:
{
g_warning ("rdtmanager: invalid name given");
return NULL;
}
create_error:
{
/* create_session already warned */
return NULL;
}
existed:
{
g_warning ("rdtmanager: recv_rtp pad already requested for session %d",
sessid);
return NULL;
}
}
/* Create a pad for receiving RTCP for the session in @name
*/
static GstPad *
create_recv_rtcp (GstRTPDec * rtpdec, GstPadTemplate * templ,
const gchar * name)
{
guint sessid;
GstRTPDecSession *session;
/* first get the session number */
if (name == NULL || sscanf (name, "recv_rtcp_sink_%u", &sessid) != 1)
goto no_name;
GST_DEBUG_OBJECT (rtpdec, "finding session %d", sessid);
/* get the session, it must exist or we error */
session = find_session_by_id (rtpdec, sessid);
if (!session)
goto no_session;
/* check if pad was requested */
if (session->recv_rtcp_sink != NULL)
goto existed;
GST_DEBUG_OBJECT (rtpdec, "getting RTCP sink pad");
session->recv_rtcp_sink = gst_pad_new_from_template (templ, name);
gst_pad_set_element_private (session->recv_rtp_sink, session);
gst_pad_set_chain_function (session->recv_rtcp_sink, gst_rtp_dec_chain_rtcp);
gst_pad_set_active (session->recv_rtcp_sink, TRUE);
gst_element_add_pad (GST_ELEMENT_CAST (rtpdec), session->recv_rtcp_sink);
return session->recv_rtcp_sink;
/* ERRORS */
no_name:
{
g_warning ("rtpdec: invalid name given");
return NULL;
}
no_session:
{
g_warning ("rtpdec: no session with id %d", sessid);
return NULL;
}
existed:
{
g_warning ("rtpdec: recv_rtcp pad already requested for session %d",
sessid);
return NULL;
}
}
/* Create a pad for sending RTCP for the session in @name
*/
static GstPad *
create_rtcp (GstRDTManager * rdtmanager, GstPadTemplate * templ,
const gchar * name)
{
guint sessid;
GstRDTManagerSession *session;
/* first get the session number */
if (name == NULL || sscanf (name, "rtcp_src_%u", &sessid) != 1)
goto no_name;
/* get or create session */
session = find_session_by_id (rdtmanager, sessid);
if (!session)
goto no_session;
/* check if pad was requested */
if (session->rtcp_src != NULL)
goto existed;
session->rtcp_src = gst_pad_new_from_template (templ, name);
gst_pad_set_active (session->rtcp_src, TRUE);
gst_element_add_pad (GST_ELEMENT_CAST (rdtmanager), session->rtcp_src);
return session->rtcp_src;
/* ERRORS */
no_name:
{
g_warning ("rdtmanager: invalid name given");
return NULL;
}
no_session:
{
g_warning ("rdtmanager: session with id %d does not exist", sessid);
return NULL;
}
existed:
{
g_warning ("rdtmanager: rtcp_src pad already requested for session %d",
sessid);
return NULL;
}
}
