diff options
Diffstat (limited to 'gst/rtpmanager')
| -rw-r--r-- | gst/rtpmanager/gstrtpbin-marshal.list | 1 | ||||
| -rw-r--r-- | gst/rtpmanager/gstrtpbin.c | 361 | ||||
| -rw-r--r-- | gst/rtpmanager/gstrtpsession.c | 60 | ||||
| -rw-r--r-- | gst/rtpmanager/gstrtpssrcdemux.c | 82 | ||||
| -rw-r--r-- | gst/rtpmanager/gstrtpssrcdemux.h | 6 | ||||
| -rw-r--r-- | gst/rtpmanager/rtpsource.c | 48 |
6 files changed, 369 insertions, 189 deletions
diff --git a/gst/rtpmanager/gstrtpbin-marshal.list b/gst/rtpmanager/gstrtpbin-marshal.list index c4bc0bb2..ed73e43b 100644 --- a/gst/rtpmanager/gstrtpbin-marshal.list +++ b/gst/rtpmanager/gstrtpbin-marshal.list @@ -3,5 +3,6 @@ BOXED:UINT BOXED:UINT,UINT OBJECT:UINT VOID:UINT,OBJECT +VOID:UINT VOID:UINT,UINT VOID:OBJECT,OBJECT diff --git a/gst/rtpmanager/gstrtpbin.c b/gst/rtpmanager/gstrtpbin.c index 7d3b9823..19de4f1b 100644 --- a/gst/rtpmanager/gstrtpbin.c +++ b/gst/rtpmanager/gstrtpbin.c @@ -297,12 +297,17 @@ struct _GstRtpBinStream /* the jitterbuffer of the SSRC */ GstElement *buffer; + gulong buffer_handlesync_sig; + gulong buffer_ptreq_sig; + gulong buffer_ntpstop_sig; /* the PT demuxer of the SSRC */ GstElement *demux; gulong demux_newpad_sig; gulong demux_ptreq_sig; gulong demux_pt_change_sig; + /* ghostpads from the ptdemuxer */ + GSList *pads; /* if we have calculated a valid unix_delta for this stream */ gboolean have_sync; @@ -332,6 +337,7 @@ struct _GstRtpBinSession /* the SSRC demuxer */ GstElement *demux; gulong demux_newpad_sig; + gulong demux_padremoved_sig; GMutex *lock; @@ -343,12 +349,17 @@ struct _GstRtpBinSession /* the pads of the session */ GstPad *recv_rtp_sink; + GstPad *recv_rtp_sink_ghost; GstPad *recv_rtp_src; GstPad *recv_rtcp_sink; + GstPad *recv_rtcp_sink_ghost; GstPad *sync_src; GstPad *send_rtp_sink; + GstPad *send_rtp_sink_ghost; GstPad *send_rtp_src; + GstPad *send_rtp_src_ghost; GstPad *send_rtcp_src; + GstPad *send_rtcp_src_ghost; }; /* Manages the RTP streams that come from one client and should therefore be @@ -389,9 +400,10 @@ 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; @@ -467,6 +479,36 @@ on_npt_stop (GstElement * jbuf, GstRtpBinStream * stream) stream->session->id, stream->ssrc); } +/* must be called with the SESSION lock */ +static GstRtpBinStream * +find_stream_by_ssrc (GstRtpBinSession * session, guint32 ssrc) +{ + GSList *walk; + + for (walk = session->streams; walk; walk = g_slist_next (walk)) { + GstRtpBinStream *stream = (GstRtpBinStream *) walk->data; + + if (stream->ssrc == ssrc) + return stream; + } + return NULL; +} + +static void +ssrc_demux_pad_removed (GstElement * element, guint ssrc, GstPad * pad, + GstRtpBinSession * session) +{ + GstRtpBinStream *stream = NULL; + + GST_RTP_SESSION_LOCK (session); + if ((stream = find_stream_by_ssrc (session, ssrc))) + session->streams = g_slist_remove (session->streams, stream); + GST_RTP_SESSION_UNLOCK (session); + + if (stream) + free_stream (stream); +} + /* create a session with the given id. Must be called with RTP_BIN_LOCK */ static GstRtpBinSession * create_session (GstRtpBin * rtpbin, gint id) @@ -474,6 +516,7 @@ create_session (GstRtpBin * rtpbin, gint id) GstRtpBinSession *sess; GstElement *session, *demux; gint i; + GstState target; if (!(session = gst_element_factory_make ("gstrtpsession", NULL))) goto no_session; @@ -522,11 +565,16 @@ create_session (GstRtpBin * rtpbin, gint id) g_signal_connect (sess->session, "on-sender-timeout", (GCallback) on_sender_timeout, sess); - /* FIXME, change state only to what's needed */ gst_bin_add (GST_BIN_CAST (rtpbin), session); - gst_element_set_state (session, GST_STATE_PLAYING); gst_bin_add (GST_BIN_CAST (rtpbin), demux); - gst_element_set_state (demux, GST_STATE_PLAYING); + + GST_OBJECT_LOCK (rtpbin); + target = GST_STATE_TARGET (rtpbin); + GST_OBJECT_UNLOCK (rtpbin); + + /* change state only to what's needed */ + gst_element_set_state (demux, target); + gst_element_set_state (session, target); return sess; @@ -545,16 +593,12 @@ no_demux: } static void -free_session (GstRtpBinSession * sess) +free_session (GstRtpBinSession * sess, GstRtpBin * bin) { - GstRtpBin *bin; - - bin = sess->bin; - GST_DEBUG_OBJECT (bin, "freeing session %p", sess); - gst_element_set_state (sess->session, GST_STATE_NULL); gst_element_set_state (sess->demux, GST_STATE_NULL); + gst_element_set_state (sess->session, GST_STATE_NULL); if (sess->recv_rtp_sink != NULL) { gst_element_release_request_pad (sess->session, sess->recv_rtp_sink); @@ -588,27 +632,9 @@ free_session (GstRtpBinSession * sess) g_mutex_free (sess->lock); g_hash_table_destroy (sess->ptmap); - bin->sessions = g_slist_remove (bin->sessions, sess); - g_free (sess); } -#if 0 -static GstRtpBinStream * -find_stream_by_ssrc (GstRtpBinSession * session, guint32 ssrc) -{ - GSList *walk; - - for (walk = session->streams; walk; walk = g_slist_next (walk)) { - GstRtpBinStream *stream = (GstRtpBinStream *) walk->data; - - if (stream->ssrc == ssrc) - return stream; - } - return NULL; -} -#endif - /* get the payload type caps for the specific payload @pt in @session */ static GstCaps * get_pt_map (GstRtpBinSession * session, guint pt) @@ -822,8 +848,9 @@ get_client (GstRtpBin * bin, guint8 len, guint8 * data, gboolean * created) } static void -free_client (GstRtpBinClient * client) +free_client (GstRtpBinClient * client, GstRtpBin * bin) { + GST_DEBUG_OBJECT (bin, "freeing client %p", client); g_slist_free (client->streams); g_free (client->cname); g_free (client); @@ -1079,6 +1106,8 @@ create_stream (GstRtpBinSession * session, guint32 ssrc) { GstElement *buffer, *demux; GstRtpBinStream *stream; + GstRtpBin *rtpbin; + GstState target; if (!(buffer = gst_element_factory_make ("gstrtpjitterbuffer", NULL))) goto no_jitterbuffer; @@ -1086,9 +1115,11 @@ create_stream (GstRtpBinSession * session, guint32 ssrc) if (!(demux = gst_element_factory_make ("gstrtpptdemux", NULL))) goto no_demux; + rtpbin = session->bin; + stream = g_new0 (GstRtpBinStream, 1); stream->ssrc = ssrc; - stream->bin = session->bin; + stream->bin = rtpbin; stream->session = session; stream->buffer = buffer; stream->demux = demux; @@ -1097,22 +1128,29 @@ create_stream (GstRtpBinSession * session, guint32 ssrc) session->streams = g_slist_prepend (session->streams, stream); /* provide clock_rate to the jitterbuffer when needed */ - g_signal_connect (buffer, "request-pt-map", + stream->buffer_ptreq_sig = g_signal_connect (buffer, "request-pt-map", (GCallback) pt_map_requested, session); - g_signal_connect (buffer, "on-npt-stop", (GCallback) on_npt_stop, stream); + stream->buffer_ntpstop_sig = g_signal_connect (buffer, "on-npt-stop", + (GCallback) on_npt_stop, stream); /* configure latency and packet lost */ - g_object_set (buffer, "latency", session->bin->latency, NULL); - g_object_set (buffer, "do-lost", session->bin->do_lost, NULL); + g_object_set (buffer, "latency", rtpbin->latency, NULL); + g_object_set (buffer, "do-lost", rtpbin->do_lost, NULL); - gst_bin_add (GST_BIN_CAST (session->bin), buffer); - gst_element_set_state (buffer, GST_STATE_PLAYING); - gst_bin_add (GST_BIN_CAST (session->bin), demux); - gst_element_set_state (demux, GST_STATE_PLAYING); + gst_bin_add (GST_BIN_CAST (rtpbin), demux); + gst_bin_add (GST_BIN_CAST (rtpbin), buffer); /* link stuff */ gst_element_link (buffer, demux); + GST_OBJECT_LOCK (rtpbin); + target = GST_STATE_TARGET (rtpbin); + GST_OBJECT_UNLOCK (rtpbin); + + /* from sink to source */ + gst_element_set_state (demux, target); + gst_element_set_state (buffer, target); + return stream; /* ERRORS */ @@ -1133,16 +1171,29 @@ static void free_stream (GstRtpBinStream * stream) { GstRtpBinSession *session; + GSList *walk; session = stream->session; - gst_element_set_state (stream->buffer, GST_STATE_NULL); + g_signal_handler_disconnect (stream->demux, stream->demux_newpad_sig); + g_signal_handler_disconnect (stream->demux, stream->demux_ptreq_sig); + g_signal_handler_disconnect (stream->buffer, stream->buffer_handlesync_sig); + g_signal_handler_disconnect (stream->buffer, stream->buffer_ptreq_sig); + g_signal_handler_disconnect (stream->buffer, stream->buffer_ntpstop_sig); + gst_element_set_state (stream->demux, GST_STATE_NULL); + gst_element_set_state (stream->buffer, GST_STATE_NULL); gst_bin_remove (GST_BIN_CAST (session->bin), stream->buffer); gst_bin_remove (GST_BIN_CAST (session->bin), stream->demux); - session->streams = g_slist_remove (session->streams, stream); + for (walk = stream->pads; walk; walk = g_slist_next (walk)) { + GstPad *gpad = GST_PAD_CAST (walk->data); + + gst_pad_set_active (gpad, FALSE); + gst_element_remove_pad (GST_ELEMENT_CAST (session->bin), gpad); + } + g_slist_free (stream->pads); g_free (stream); } @@ -1481,11 +1532,11 @@ gst_rtp_bin_dispose (GObject * object) rtpbin = GST_RTP_BIN (object); GST_DEBUG_OBJECT (object, "freeing sessions"); - g_slist_foreach (rtpbin->sessions, (GFunc) free_session, NULL); + g_slist_foreach (rtpbin->sessions, (GFunc) free_session, rtpbin); g_slist_free (rtpbin->sessions); rtpbin->sessions = NULL; GST_DEBUG_OBJECT (object, "freeing clients"); - g_slist_foreach (rtpbin->clients, (GFunc) free_client, NULL); + g_slist_foreach (rtpbin->clients, (GFunc) free_client, rtpbin); g_slist_free (rtpbin->clients); rtpbin->clients = NULL; @@ -1556,6 +1607,8 @@ gst_rtp_bin_set_sdes_string (GstRtpBin * bin, GstRTCPSDESType type, if (type < 0 || type > 8) return; + GST_RTP_BIN_LOCK (bin); + GST_OBJECT_LOCK (bin); g_free (bin->sdes[type]); bin->sdes[type] = g_strdup (data); @@ -1564,6 +1617,8 @@ gst_rtp_bin_set_sdes_string (GstRtpBin * bin, GstRTCPSDESType type, for (item = bin->sessions; item; item = g_slist_next (item)) g_object_set (item->data, name, bin->sdes[type], NULL); GST_OBJECT_UNLOCK (bin); + + GST_RTP_BIN_UNLOCK (bin); } static gchar * @@ -1836,6 +1891,8 @@ new_payload_found (GstElement * element, guint pt, GstPad * pad, gst_pad_set_active (gpad, TRUE); gst_element_add_pad (GST_ELEMENT_CAST (rtpbin), gpad); + stream->pads = g_slist_prepend (stream->pads, gpad); + GST_RTP_BIN_SHUTDOWN_UNLOCK (rtpbin); return; @@ -1947,7 +2004,7 @@ new_ssrc_pad_found (GstElement * element, guint ssrc, GstPad * pad, /* connect to the RTCP sync signal from the jitterbuffer */ GST_DEBUG_OBJECT (rtpbin, "connecting sync signal"); - g_signal_connect (stream->buffer, + stream->buffer_handlesync_sig = g_signal_connect (stream->buffer, "handle-sync", (GCallback) gst_rtp_bin_handle_sync, stream); /* connect to the new-pad signal of the payload demuxer, this will expose the @@ -1986,7 +2043,7 @@ no_stream: static GstPad * create_recv_rtp (GstRtpBin * rtpbin, GstPadTemplate * templ, const gchar * name) { - GstPad *result, *sinkdpad; + GstPad *sinkdpad; guint sessid; GstRtpBinSession *session; GstPadLinkReturn lres; @@ -2008,8 +2065,8 @@ create_recv_rtp (GstRtpBin * rtpbin, GstPadTemplate * templ, const gchar * name) } /* check if pad was requested */ - if (session->recv_rtp_sink != NULL) - goto existed; + if (session->recv_rtp_sink_ghost != NULL) + return session->recv_rtp_sink_ghost; GST_DEBUG_OBJECT (rtpbin, "getting RTP sink pad"); /* get recv_rtp pad and store */ @@ -2039,14 +2096,16 @@ create_recv_rtp (GstRtpBin * rtpbin, GstPadTemplate * templ, const gchar * name) /* connect to the new-ssrc-pad signal of the SSRC demuxer */ session->demux_newpad_sig = g_signal_connect (session->demux, "new-ssrc-pad", (GCallback) new_ssrc_pad_found, session); + session->demux_padremoved_sig = g_signal_connect (session->demux, + "removed-ssrc-pad", (GCallback) ssrc_demux_pad_removed, session); GST_DEBUG_OBJECT (rtpbin, "ghosting session sink pad"); - result = + session->recv_rtp_sink_ghost = gst_ghost_pad_new_from_template (name, session->recv_rtp_sink, templ); - gst_pad_set_active (result, TRUE); - gst_element_add_pad (GST_ELEMENT_CAST (rtpbin), result); + gst_pad_set_active (session->recv_rtp_sink_ghost, TRUE); + gst_element_add_pad (GST_ELEMENT_CAST (rtpbin), session->recv_rtp_sink_ghost); - return result; + return session->recv_rtp_sink_ghost; /* ERRORS */ no_name: @@ -2059,12 +2118,6 @@ create_error: /* create_session already warned */ return NULL; } -existed: - { - g_warning ("gstrtpbin: recv_rtp pad already requested for session %d", - sessid); - return NULL; - } pad_failed: { g_warning ("gstrtpbin: failed to get session pad"); @@ -2078,10 +2131,31 @@ link_failed: } static void -remove_recv_rtp (GstRtpBin * rtpbin, GstRtpBinSession * session, GstPad * pad) +remove_recv_rtp (GstRtpBin * rtpbin, GstRtpBinSession * session) { - g_warning ("gstrtpbin: releasing pad %s:%s is not implemented", - GST_DEBUG_PAD_NAME (pad)); + if (session->demux_newpad_sig) { + g_signal_handler_disconnect (session->demux, session->demux_newpad_sig); + session->demux_newpad_sig = 0; + } + if (session->demux_padremoved_sig) { + g_signal_handler_disconnect (session->demux, session->demux_padremoved_sig); + session->demux_padremoved_sig = 0; + } + if (session->recv_rtp_src) { + gst_object_unref (session->recv_rtp_src); + session->recv_rtp_src = NULL; + } + if (session->recv_rtp_sink) { + gst_element_release_request_pad (session->session, session->recv_rtp_sink); + gst_object_unref (session->recv_rtp_sink); + session->recv_rtp_sink = NULL; + } + 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 @@ -2091,7 +2165,6 @@ static GstPad * create_recv_rtcp (GstRtpBin * rtpbin, GstPadTemplate * templ, const gchar * name) { - GstPad *result; guint sessid; GstRtpBinSession *session; GstPad *sinkdpad; @@ -2114,8 +2187,8 @@ create_recv_rtcp (GstRtpBin * rtpbin, GstPadTemplate * templ, } /* check if pad was requested */ - if (session->recv_rtcp_sink != NULL) - goto existed; + if (session->recv_rtcp_sink_ghost != NULL) + return session->recv_rtcp_sink_ghost; /* get recv_rtp pad and store */ GST_DEBUG_OBJECT (rtpbin, "getting RTCP sink pad"); @@ -2137,12 +2210,13 @@ create_recv_rtcp (GstRtpBin * rtpbin, GstPadTemplate * templ, if (lres != GST_PAD_LINK_OK) goto link_failed; - result = + session->recv_rtcp_sink_ghost = gst_ghost_pad_new_from_template (name, session->recv_rtcp_sink, templ); - gst_pad_set_active (result, TRUE); - gst_element_add_pad (GST_ELEMENT_CAST (rtpbin), result); + gst_pad_set_active (session->recv_rtcp_sink_ghost, TRUE); + gst_element_add_pad (GST_ELEMENT_CAST (rtpbin), + session->recv_rtcp_sink_ghost); - return result; + return session->recv_rtcp_sink_ghost; /* ERRORS */ no_name: @@ -2155,12 +2229,6 @@ create_error: /* create_session already warned */ return NULL; } -existed: - { - g_warning ("gstrtpbin: recv_rtcp pad already requested for session %d", - sessid); - return NULL; - } pad_failed: { g_warning ("gstrtpbin: failed to get session pad"); @@ -2174,10 +2242,24 @@ link_failed: } static void -remove_recv_rtcp (GstRtpBin * rtpbin, GstRtpBinSession * session, GstPad * pad) +remove_recv_rtcp (GstRtpBin * rtpbin, GstRtpBinSession * session) { - g_warning ("gstrtpbin: releasing pad %s:%s is not implemented", - GST_DEBUG_PAD_NAME (pad)); + 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; + } + if (session->sync_src) { + /* releasing the request pad should also unref the sync pad */ + gst_object_unref (session->sync_src); + session->sync_src = NULL; + } + if (session->recv_rtcp_sink) { + gst_element_release_request_pad (session->session, session->recv_rtcp_sink); + gst_object_unref (session->recv_rtcp_sink); + session->recv_rtcp_sink = NULL; + } } /* Create a pad for sending RTP for the session in @name. Must be called with @@ -2186,7 +2268,6 @@ remove_recv_rtcp (GstRtpBin * rtpbin, GstRtpBinSession * session, GstPad * pad) static GstPad * create_send_rtp (GstRtpBin * rtpbin, GstPadTemplate * templ, const gchar * name) { - GstPad *result, *srcghost; gchar *gname; guint sessid; GstRtpBinSession *session; @@ -2206,8 +2287,8 @@ create_send_rtp (GstRtpBin * rtpbin, GstPadTemplate * templ, const gchar * name) } /* check if pad was requested */ - if (session->send_rtp_sink != NULL) - goto existed; + if (session->send_rtp_sink_ghost != NULL) + return session->send_rtp_sink_ghost; /* get send_rtp pad and store */ session->send_rtp_sink = @@ -2215,10 +2296,10 @@ create_send_rtp (GstRtpBin * rtpbin, GstPadTemplate * templ, const gchar * name) if (session->send_rtp_sink == NULL) goto pad_failed; - result = + session->send_rtp_sink_ghost = gst_ghost_pad_new_from_template (name, session->send_rtp_sink, templ); - gst_pad_set_active (result, TRUE); - gst_element_add_pad (GST_ELEMENT_CAST (rtpbin), result); + gst_pad_set_active (session->send_rtp_sink_ghost, TRUE); + gst_element_add_pad (GST_ELEMENT_CAST (rtpbin), session->send_rtp_sink_ghost); /* get srcpad */ session->send_rtp_src = @@ -2230,13 +2311,13 @@ create_send_rtp (GstRtpBin * rtpbin, GstPadTemplate * templ, const gchar * name) klass = GST_ELEMENT_GET_CLASS (rtpbin); gname = g_strdup_printf ("send_rtp_src_%d", sessid); templ = gst_element_class_get_pad_template (klass, "send_rtp_src_%d"); - srcghost = + session->send_rtp_src_ghost = gst_ghost_pad_new_from_template (gname, session->send_rtp_src, templ); - gst_pad_set_active (srcghost, TRUE); - gst_element_add_pad (GST_ELEMENT_CAST (rtpbin), srcghost); + gst_pad_set_active (session->send_rtp_src_ghost, TRUE); + gst_element_add_pad (GST_ELEMENT_CAST (rtpbin), session->send_rtp_src_ghost); g_free (gname); - return result; + return session->send_rtp_sink_ghost; /* ERRORS */ no_name: @@ -2249,12 +2330,6 @@ create_error: /* create_session already warned */ return NULL; } -existed: - { - g_warning ("gstrtpbin: send_rtp pad already requested for session %d", - sessid); - return NULL; - } pad_failed: { g_warning ("gstrtpbin: failed to get session pad for session %d", sessid); @@ -2269,10 +2344,30 @@ no_srcpad: } static void -remove_send_rtp (GstRtpBin * rtpbin, GstRtpBinSession * session, GstPad * pad) +remove_send_rtp (GstRtpBin * rtpbin, GstRtpBinSession * session) { - g_warning ("gstrtpbin: releasing pad %s:%s is not implemented", - GST_DEBUG_PAD_NAME (pad)); + if (session->send_rtp_src_ghost) { + gst_pad_set_active (session->send_rtp_src_ghost, FALSE); + gst_element_remove_pad (GST_ELEMENT_CAST (rtpbin), + 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; + } } /* Create a pad for sending RTCP for the session in @name. Must be called with @@ -2281,7 +2376,6 @@ remove_send_rtp (GstRtpBin * rtpbin, GstRtpBinSession * session, GstPad * pad) static GstPad * create_rtcp (GstRtpBin * rtpbin, GstPadTemplate * templ, const gchar * name) { - GstPad *result; guint sessid; GstRtpBinSession *session; @@ -2295,8 +2389,8 @@ create_rtcp (GstRtpBin * rtpbin, GstPadTemplate * templ, const gchar * name) goto no_session; /* check if pad was requested */ - if (session->send_rtcp_src != NULL) - goto existed; + if (session->send_rtcp_src_ghost != NULL) + return session->send_rtcp_src_ghost; /* get rtcp_src pad and store */ session->send_rtcp_src = @@ -2304,12 +2398,12 @@ create_rtcp (GstRtpBin * rtpbin, GstPadTemplate * templ, const gchar * name) if (session->send_rtcp_src == NULL) goto pad_failed; - result = + session->send_rtcp_src_ghost = gst_ghost_pad_new_from_template (name, session->send_rtcp_src, templ); - gst_pad_set_active (result, TRUE); - gst_element_add_pad (GST_ELEMENT_CAST (rtpbin), result); + gst_pad_set_active (session->send_rtcp_src_ghost, TRUE); + gst_element_add_pad (GST_ELEMENT_CAST (rtpbin), session->send_rtcp_src_ghost); - return result; + return session->send_rtcp_src_ghost; /* ERRORS */ no_name: @@ -2322,12 +2416,6 @@ no_session: g_warning ("gstrtpbin: session with id %d does not exist", sessid); return NULL; } -existed: - { - g_warning ("gstrtpbin: send_rtcp_src pad already requested for session %d", - sessid); - return NULL; - } pad_failed: { g_warning ("gstrtpbin: failed to get rtcp pad for session %d", sessid); @@ -2336,10 +2424,19 @@ pad_failed: } static void -remove_rtcp (GstRtpBin * rtpbin, GstRtpBinSession * session, GstPad * pad) +remove_rtcp (GstRtpBin * rtpbin, GstRtpBinSession * session) { - g_warning ("gstrtpbin: releasing pad %s:%s is not implemented", - GST_DEBUG_PAD_NAME (pad)); + 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; + } + if (session->send_rtcp_src) { + gst_element_release_request_pad (session->session, session->send_rtcp_src); + gst_object_unref (session->send_rtcp_src); + session->send_rtcp_src = NULL; + } } /* If the requested name is NULL we should create a name with @@ -2403,7 +2500,7 @@ gst_rtp_bin_request_new_pad (GstElement * element, pad_name = g_strdup (name); } - GST_DEBUG ("Trying to request a pad with name %s", pad_name); + GST_DEBUG_OBJECT (rtpbin, "Trying to request a pad with name %s", pad_name); /* figure out the template */ if (templ == gst_element_class_get_pad_template (klass, "recv_rtp_sink_%d")) { @@ -2440,32 +2537,39 @@ 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); - if (!(session = find_session_by_pad (rtpbin, target))) + GST_DEBUG_OBJECT (rtpbin, "Trying to release pad %s:%s", + GST_DEBUG_PAD_NAME (pad)); + + 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); } - GST_RTP_BIN_UNLOCK (rtpbin); - gst_object_unref (target); + /* no more request pads, free the complete session */ + 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); return; @@ -2473,7 +2577,6 @@ gst_rtp_bin_release_pad (GstElement * element, GstPad * pad) 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; diff --git a/gst/rtpmanager/gstrtpsession.c b/gst/rtpmanager/gstrtpsession.c index 035d82a8..c33fdfc6 100644 --- a/gst/rtpmanager/gstrtpsession.c +++ b/gst/rtpmanager/gstrtpsession.c @@ -323,63 +323,6 @@ on_ssrc_active (RTPSession * session, RTPSource * src, GstRtpSession * sess) src->ssrc); } -static GstStructure * -source_get_sdes_structure (RTPSource * src) -{ - GstStructure *result; - GValue val = { 0 }; - gchar *str; - - result = gst_structure_empty_new ("GstRTPSessionSDES"); - - gst_structure_set (result, "ssrc", G_TYPE_UINT, src->ssrc, NULL); - - g_value_init (&val, G_TYPE_STRING); - str = rtp_source_get_sdes_string (src, GST_RTCP_SDES_CNAME); - if (str) { - g_value_take_string (&val, str); - gst_structure_set_value (result, "cname", &val); - } - str = rtp_source_get_sdes_string (src, GST_RTCP_SDES_NAME); - if (str) { - g_value_take_string (&val, str); - gst_structure_set_value (result, "name", &val); - } - str = rtp_source_get_sdes_string (src, GST_RTCP_SDES_EMAIL); - if (str) { - g_value_take_string (&val, str); - gst_structure_set_value (result, "email", &val); - } - str = rtp_source_get_sdes_string (src, GST_RTCP_SDES_PHONE); - if (str) { - g_value_take_string (&val, str); - gst_structure_set_value (result, "phone", &val); - } - str = rtp_source_get_sdes_string (src, GST_RTCP_SDES_LOC); - if (str) { - g_value_take_string (&val, str); - gst_structure_set_value (result, "location", &val); - } - str = rtp_source_get_sdes_string (src, GST_RTCP_SDES_TOOL); - if (str) { - g_value_take_string (&val, str); - gst_structure_set_value (result, "tool", &val); - } - str = rtp_source_get_sdes_string (src, GST_RTCP_SDES_NOTE); - if (str) { - g_value_take_string (&val, str); - gst_structure_set_value (result, "note", &val); - } - str = rtp_source_get_sdes_string (src, GST_RTCP_SDES_PRIV); - if (str) { - g_value_take_string (&val, str); - gst_structure_set_value (result, "priv", &val); - } - g_value_unset (&val); - - return result; -} - static void on_ssrc_sdes (RTPSession * session, RTPSource * src, GstRtpSession * sess) { @@ -388,8 +331,9 @@ on_ssrc_sdes (RTPSession * session, RTPSource * src, GstRtpSession * sess) /* convert the new SDES info into a message */ RTP_SESSION_LOCK (session); - s = source_get_sdes_structure (src); + g_object_get (src, "sdes", &s, NULL); RTP_SESSION_UNLOCK (session); + m = gst_message_new_custom (GST_MESSAGE_ELEMENT, GST_OBJECT (sess), s); gst_element_post_message (GST_ELEMENT_CAST (sess), m); diff --git a/gst/rtpmanager/gstrtpssrcdemux.c b/gst/rtpmanager/gstrtpssrcdemux.c index 64394c45..6a305d8e 100644 --- a/gst/rtpmanager/gstrtpssrcdemux.c +++ b/gst/rtpmanager/gstrtpssrcdemux.c @@ -97,6 +97,8 @@ static GstElementDetails gst_rtp_ssrc_demux_details = { enum { SIGNAL_NEW_SSRC_PAD, + SIGNAL_REMOVED_SSRC_PAD, + SIGNAL_CLEAR_SSRC, LAST_SIGNAL }; @@ -112,6 +114,9 @@ static void gst_rtp_ssrc_demux_finalize (GObject * object); static GstStateChangeReturn gst_rtp_ssrc_demux_change_state (GstElement * element, GstStateChange transition); +static void gst_rtp_ssrc_demux_clear_ssrc (GstRtpSsrcDemux * demux, + guint32 ssrc); + /* sinkpad stuff */ static GstFlowReturn gst_rtp_ssrc_demux_chain (GstPad * pad, GstBuffer * buf); static gboolean gst_rtp_ssrc_demux_sink_event (GstPad * pad, GstEvent * event); @@ -245,9 +250,11 @@ gst_rtp_ssrc_demux_class_init (GstRtpSsrcDemuxClass * klass) { GObjectClass *gobject_klass; GstElementClass *gstelement_klass; + GstRtpSsrcDemuxClass *gstrtpssrcdemux_klass; gobject_klass = (GObjectClass *) klass; gstelement_klass = (GstElementClass *) klass; + gstrtpssrcdemux_klass = (GstRtpSsrcDemuxClass *) klass; gobject_klass->dispose = GST_DEBUG_FUNCPTR (gst_rtp_ssrc_demux_dispose); gobject_klass->finalize = GST_DEBUG_FUNCPTR (gst_rtp_ssrc_demux_finalize); @@ -267,8 +274,38 @@ gst_rtp_ssrc_demux_class_init (GstRtpSsrcDemuxClass * klass) NULL, NULL, gst_rtp_bin_marshal_VOID__UINT_OBJECT, G_TYPE_NONE, 2, G_TYPE_UINT, GST_TYPE_PAD); + /** + * GstRtpSsrcDemux::removed-ssrc-pad: + * @demux: the object which received the signal + * @ssrc: the SSRC of the pad + * @pad: the removed pad. + * + * Emited when a SSRC pad has been removed. + */ + gst_rtp_ssrc_demux_signals[SIGNAL_REMOVED_SSRC_PAD] = + g_signal_new ("removed-ssrc-pad", + G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (GstRtpSsrcDemuxClass, removed_ssrc_pad), + NULL, NULL, gst_rtp_bin_marshal_VOID__UINT_OBJECT, + G_TYPE_NONE, 2, G_TYPE_UINT, GST_TYPE_PAD); + + /** + * GstRtpSsrcDemux::clear-ssrc: + * @demux: the object which received the signal + * @ssrc: the SSRC of the pad + * + * Action signal to remove the pad for SSRC. + */ + gst_rtp_ssrc_demux_signals[SIGNAL_CLEAR_SSRC] = + g_signal_new ("clear-ssrc", + G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, + G_STRUCT_OFFSET (GstRtpSsrcDemuxClass, clear_ssrc), + NULL, NULL, gst_rtp_bin_marshal_VOID__UINT, G_TYPE_NONE, 1, G_TYPE_UINT); + gstelement_klass->change_state = GST_DEBUG_FUNCPTR (gst_rtp_ssrc_demux_change_state); + gstrtpssrcdemux_klass->clear_ssrc = + GST_DEBUG_FUNCPTR (gst_rtp_ssrc_demux_clear_ssrc); GST_DEBUG_CATEGORY_INIT (gst_rtp_ssrc_demux_debug, "rtpssrcdemux", 0, "RTP SSRC demuxer"); @@ -342,6 +379,43 @@ gst_rtp_ssrc_demux_finalize (GObject * object) G_OBJECT_CLASS (parent_class)->finalize (object); } +static void +gst_rtp_ssrc_demux_clear_ssrc (GstRtpSsrcDemux * demux, guint32 ssrc) +{ + GstRtpSsrcDemuxPad *dpad; + + GST_PAD_LOCK (demux); + dpad = find_demux_pad_for_ssrc (demux, ssrc); + if (dpad != NULL) + goto unknown_pad; + + GST_DEBUG_OBJECT (demux, "clearing pad for SSRC %08x", ssrc); + + demux->srcpads = g_slist_remove (demux->srcpads, dpad); + GST_PAD_UNLOCK (demux); + + gst_pad_set_active (dpad->rtp_pad, FALSE); + gst_pad_set_active (dpad->rtcp_pad, FALSE); + + g_signal_emit (G_OBJECT (demux), + gst_rtp_ssrc_demux_signals[SIGNAL_REMOVED_SSRC_PAD], 0, ssrc, + dpad->rtp_pad); + + gst_element_remove_pad (GST_ELEMENT_CAST (demux), dpad->rtp_pad); + gst_element_remove_pad (GST_ELEMENT_CAST (demux), dpad->rtcp_pad); + + g_free (dpad); + + return; + + /* ERRORS */ +unknown_pad: + { + g_warning ("unknown SSRC %08x", ssrc); + return; + } +} + static gboolean gst_rtp_ssrc_demux_sink_event (GstPad * pad, GstEvent * event) { @@ -483,7 +557,7 @@ gst_rtp_ssrc_demux_rtcp_chain (GstPad * pad, GstBuffer * buf) NULL); break; default: - goto invalid_rtcp; + goto unexpected_rtcp; } GST_DEBUG_OBJECT (demux, "received RTCP of SSRC %08x", ssrc); @@ -511,6 +585,12 @@ invalid_rtcp: gst_buffer_unref (buf); return GST_FLOW_ERROR; } +unexpected_rtcp: + { + GST_DEBUG_OBJECT (demux, "dropping unexpected RTCP packet"); + gst_buffer_unref (buf); + return GST_FLOW_OK; + } create_failed: { GST_ELEMENT_ERROR (demux, STREAM, DECODE, (NULL), diff --git a/gst/rtpmanager/gstrtpssrcdemux.h b/gst/rtpmanager/gstrtpssrcdemux.h index d89472af..d5a13caf 100644 --- a/gst/rtpmanager/gstrtpssrcdemux.h +++ b/gst/rtpmanager/gstrtpssrcdemux.h @@ -50,7 +50,11 @@ struct _GstRtpSsrcDemuxClass GstElementClass parent_class; /* signals */ - void (*new_ssrc_pad) (GstElement *element, guint32 ssrc, GstPad *pad); + void (*new_ssrc_pad) (GstRtpSsrcDemux *demux, guint32 ssrc, GstPad *pad); + void (*removed_ssrc_pad) (GstRtpSsrcDemux *demux, guint32 ssrc, GstPad *pad); + + /* actions */ + void (*clear_ssrc) (GstRtpSsrcDemux *demux, guint32 ssrc); }; GType gst_rtp_ssrc_demux_get_type (void); diff --git a/gst/rtpmanager/rtpsource.c b/gst/rtpmanager/rtpsource.c index a40d974f..6a3dc604 100644 --- a/gst/rtpmanager/rtpsource.c +++ b/gst/rtpmanager/rtpsource.c @@ -188,12 +188,50 @@ rtp_source_finalize (GObject * object) G_OBJECT_CLASS (rtp_source_parent_class)->finalize (object); } +#define MAX_ADDRESS 64 +static void +make_address_string (GstNetAddress * addr, gchar * dest, gulong n) +{ + switch (gst_netaddress_get_net_type (addr)) { + case GST_NET_TYPE_IP4: + { + guint32 address; + guint16 port; + + gst_netaddress_get_ip4_address (addr, &address, &port); + + g_snprintf (dest, n, "%d.%d.%d.%d:%d", (address >> 24) & 0xff, + (address >> 16) & 0xff, (address >> 8) & 0xff, address & 0xff, port); + break; + } + case GST_NET_TYPE_IP6: + { + guint8 address[16]; + guint16 port; + + gst_netaddress_get_ip6_address (addr, address, &port); + + g_snprintf (dest, n, "[%04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x]:%d", + (address[0] << 8) | address[1], (address[2] << 8) | address[3], + (address[4] << 8) | address[5], (address[6] << 8) | address[7], + (address[8] << 8) | address[9], (address[10] << 8) | address[11], + (address[12] << 8) | address[13], (address[14] << 8) | address[15], + port); + break; + } + default: + dest[0] = 0; + break; + } +} + static GstStructure * rtp_source_create_stats (RTPSource * src) { GstStructure *s; gboolean is_sender = src->is_sender; gboolean internal = src->internal; + gchar address_str[MAX_ADDRESS]; /* common data for all types of sources */ s = gst_structure_new ("application/x-rtp-source-stats", @@ -204,6 +242,16 @@ rtp_source_create_stats (RTPSource * src) "is-csrc", G_TYPE_BOOLEAN, src->is_csrc, "is-sender", G_TYPE_BOOLEAN, is_sender, NULL); + /* add address and port */ + if (src->have_rtp_from) { + make_address_string (&src->rtp_from, address_str, sizeof (address_str)); + gst_structure_set (s, "rtp-from", G_TYPE_STRING, address_str, NULL); + } + if (src->have_rtcp_from) { + make_address_string (&src->rtcp_from, address_str, sizeof (address_str)); + gst_structure_set (s, "rtcp-from", G_TYPE_STRING, address_str, NULL); + } + if (internal) { /* our internal source */ if (is_sender) { |