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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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rtsp-stream: postpone UDP socket allocation until SETUP
Postpone the allocation of the UDP sockets until we know what transport has been chosen by the client. Both unicast and multicast UDP sources are created in one function. https://bugzilla.gnome.org/show_bug.cgi?id=757488
This commit is contained in:
Patricia Muscalu
Sebastian Dröge
parent
d10ba734cd
commit
f62a9a7eb9
3 changed files with 186 additions and 180 deletions
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@ -1403,26 +1403,26 @@ default_configure_client_transport (GstRTSPClient * client,
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/* we have a valid transport now, set the destination of the client. */
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if (ct->lower_transport == GST_RTSP_LOWER_TRANS_UDP_MCAST) {
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gboolean use_client_settings;
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GSocketFamily family;
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use_client_settings =
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gst_rtsp_auth_check (GST_RTSP_AUTH_CHECK_TRANSPORT_CLIENT_SETTINGS);
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if (ct->destination && use_client_settings) {
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GstRTSPAddress *addr;
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family = priv->is_ipv6 ? G_SOCKET_FAMILY_IPV6 : G_SOCKET_FAMILY_IPV4;
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addr = gst_rtsp_stream_reserve_address (ctx->stream, ct->destination,
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ct->port.min, ct->port.max - ct->port.min + 1, ct->ttl);
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if (!gst_rtsp_stream_allocate_udp_sockets (ctx->stream, family, ct, TRUE))
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goto no_udp_protocol;
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if (addr == NULL)
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goto no_address;
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gst_rtsp_address_free (addr);
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} else {
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GstRTSPAddress *addr;
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GSocketFamily family;
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family = priv->is_ipv6 ? G_SOCKET_FAMILY_IPV6 : G_SOCKET_FAMILY_IPV4;
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if (!gst_rtsp_stream_allocate_udp_sockets (ctx->stream, family, ct, FALSE))
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goto no_udp_protocol;
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gst_rtsp_stream_get_server_port (ctx->stream, &ct->port, family);
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addr = gst_rtsp_stream_get_multicast_address (ctx->stream, family);
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if (addr == NULL)
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goto no_address;
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@ -1475,6 +1475,11 @@ default_configure_client_transport (GstRTSPClient * client,
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gst_rtsp_session_media_alloc_channels (ctx->sessmedia,
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&ct->interleaved);
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}
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} else if (ct->lower_transport & GST_RTSP_LOWER_TRANS_UDP) {
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GSocketFamily family;
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family = priv->is_ipv6 ? G_SOCKET_FAMILY_IPV6 : G_SOCKET_FAMILY_IPV4;
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if (!gst_rtsp_stream_allocate_udp_sockets (ctx->stream, family, ct, FALSE))
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goto no_udp_protocol;
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}
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}
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return TRUE;
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@ -1485,6 +1490,11 @@ no_address:
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GST_ERROR_OBJECT (client, "failed to acquire address for stream");
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return FALSE;
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}
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no_udp_protocol:
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{
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GST_ERROR_OBJECT (client, "failed to allocate udp ports");
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return FALSE;
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}
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}
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static GstRTSPTransport *
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@ -62,15 +62,6 @@
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#define GST_RTSP_STREAM_GET_PRIVATE(obj) \
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(G_TYPE_INSTANCE_GET_PRIVATE ((obj), GST_TYPE_RTSP_STREAM, GstRTSPStreamPrivate))
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typedef struct
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{
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GstRTSPStreamTransport *transport;
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/* RTP and RTCP source */
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GstElement *udpsrc[2];
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GstPad *selpad[2];
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} GstRTSPMulticastTransportSource;
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struct _GstRTSPStreamPrivate
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{
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GMutex lock;
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@ -106,10 +97,14 @@ struct _GstRTSPStreamPrivate
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/* sinks used for sending and receiving RTP and RTCP over ipv4, they share
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* sockets */
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GstElement *udpsrc_v4[2];
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/* UDP sources for UDP multicast transports */
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GstElement *udpsrc_mcast_v4[2];
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/* sinks used for sending and receiving RTP and RTCP over ipv6, they share
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* sockets */
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GstElement *udpsrc_v6[2];
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/* UDP sources for UDP multicast transports */
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GstElement *udpsrc_mcast_v6[2];
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GstElement *udpqueue[2];
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GstElement *udpsink[2];
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@ -142,6 +137,8 @@ struct _GstRTSPStreamPrivate
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GstRTSPAddressPool *pool;
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GstRTSPAddress *addr_v4;
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GstRTSPAddress *addr_v6;
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gboolean have_ipv4_mcast;
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gboolean have_ipv6_mcast;
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/* the caps of the stream */
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gulong caps_sig;
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@ -157,9 +154,6 @@ struct _GstRTSPStreamPrivate
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guint tr_cache_cookie_rtcp;
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/* UDP sources for UDP multicast transports */
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GList *transport_sources;
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gint dscp_qos;
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/* stream blocking */
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@ -1106,7 +1100,8 @@ no_udp_protocol:
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/* must be called with lock */
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static void
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play_udpsources_one_family (GstRTSPStream * stream, GSocketFamily family)
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play_udpsources_one_family (GstRTSPStream * stream, GstElement * udpsrc_out[2],
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GSocketFamily family)
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{
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GstRTSPStreamPrivate *priv;
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GstPad *pad, *selpad;
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@ -1118,38 +1113,21 @@ play_udpsources_one_family (GstRTSPStream * stream, GSocketFamily family)
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for (i = 0; i < 2; i++) {
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if (priv->sinkpad || i == 1) {
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if (family == G_SOCKET_FAMILY_IPV4 && priv->udpsrc_v4[i]) {
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if (priv->srcpad) {
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/* we set and keep these to playing so that they don't cause NO_PREROLL return
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* values. This is only relevant for PLAY pipelines */
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gst_element_set_state (priv->udpsrc_v4[i], GST_STATE_PLAYING);
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gst_element_set_locked_state (priv->udpsrc_v4[i], TRUE);
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}
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/* add udpsrc */
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gst_bin_add (bin, priv->udpsrc_v4[i]);
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/* and link to the funnel v4 */
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selpad = gst_element_get_request_pad (priv->funnel[i], "sink_%u");
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pad = gst_element_get_static_pad (priv->udpsrc_v4[i], "src");
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gst_pad_link (pad, selpad);
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gst_object_unref (pad);
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gst_object_unref (selpad);
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if (priv->srcpad) {
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/* we set and keep these to playing so that they don't cause NO_PREROLL return
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* values. This is only relevant for PLAY pipelines */
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gst_element_set_state (udpsrc_out[i], GST_STATE_PLAYING);
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gst_element_set_locked_state (udpsrc_out[i], TRUE);
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}
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/* add udpsrc */
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gst_bin_add (bin, udpsrc_out[i]);
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if (family == G_SOCKET_FAMILY_IPV6 && priv->udpsrc_v6[i]) {
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if (priv->srcpad) {
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gst_element_set_state (priv->udpsrc_v6[i], GST_STATE_PLAYING);
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gst_element_set_locked_state (priv->udpsrc_v6[i], TRUE);
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}
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gst_bin_add (bin, priv->udpsrc_v6[i]);
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/* and link to the funnel v6 */
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selpad = gst_element_get_request_pad (priv->funnel[i], "sink_%u");
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pad = gst_element_get_static_pad (priv->udpsrc_v6[i], "src");
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gst_pad_link (pad, selpad);
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gst_object_unref (pad);
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gst_object_unref (selpad);
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}
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/* and link to the funnel */
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selpad = gst_element_get_request_pad (priv->funnel[i], "sink_%u");
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pad = gst_element_get_static_pad (udpsrc_out[i], "src");
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gst_pad_link (pad, selpad);
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gst_object_unref (pad);
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gst_object_unref (selpad);
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}
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}
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@ -1159,18 +1137,27 @@ play_udpsources_one_family (GstRTSPStream * stream, GSocketFamily family)
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/* must be called with lock */
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static gboolean
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create_and_configure_udpsources_one_family (GstElement * udpsrc_out[2],
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GSocket * rtp_socket, GSocket * rtcp_socket, GSocketFamily family)
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GSocket * rtp_socket, GSocket * rtcp_socket, GSocketFamily family,
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const gchar * address, gint rtpport, gint rtcpport,
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GstRTSPLowerTrans transport)
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{
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GstStateChangeReturn ret;
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/* we keep these elements, we will further configure them when the
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* client told us to really use the UDP ports. */
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udpsrc_out[0] = gst_element_factory_make ("udpsrc", NULL);
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udpsrc_out[1] = gst_element_factory_make ("udpsrc", NULL);
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if (udpsrc_out[0] == NULL || udpsrc_out[1] == NULL)
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goto error;
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if (transport == GST_RTSP_LOWER_TRANS_UDP_MCAST) {
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g_object_set (G_OBJECT (udpsrc_out[0]), "address", address, NULL);
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g_object_set (G_OBJECT (udpsrc_out[1]), "address", address, NULL);
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g_object_set (G_OBJECT (udpsrc_out[0]), "port", rtpport, NULL);
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g_object_set (G_OBJECT (udpsrc_out[1]), "port", rtcpport, NULL);
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g_object_set (G_OBJECT (udpsrc_out[0]), "loop", FALSE, NULL);
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g_object_set (G_OBJECT (udpsrc_out[1]), "loop", FALSE, NULL);
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}
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g_object_set (G_OBJECT (udpsrc_out[0]), "socket", rtp_socket, NULL);
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g_object_set (G_OBJECT (udpsrc_out[1]), "socket", rtcp_socket, NULL);
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@ -1198,7 +1185,8 @@ error:
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static gboolean
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alloc_ports_one_family (GstRTSPStream * stream, GSocketFamily family,
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GstElement * udpsrc_out[2], GstRTSPRange * server_port_out,
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GstRTSPAddress ** server_addr_out)
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GstRTSPTransport *ct, GstRTSPAddress ** server_addr_out,
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gboolean use_client_settings)
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{
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GstRTSPStreamPrivate *priv = stream->priv;
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GSocket *rtp_socket = NULL;
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@ -1209,12 +1197,15 @@ alloc_ports_one_family (GstRTSPStream * stream, GSocketFamily family,
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GList *rejected_addresses = NULL;
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GstRTSPAddress *addr = NULL;
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GInetAddress *inetaddr = NULL;
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gchar *addr_str;
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GSocketAddress *rtp_sockaddr = NULL;
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GSocketAddress *rtcp_sockaddr = NULL;
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GstRTSPAddressPool * pool;
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GstRTSPLowerTrans transport;
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pool = priv->pool;
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count = 0;
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transport = ct->lower_transport;
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/* Start with random port */
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tmp_rtp = 0;
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@ -1238,19 +1229,30 @@ again:
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goto no_udp_protocol;
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}
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if (pool && gst_rtsp_address_pool_has_unicast_addresses (pool)) {
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if (pool) {
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GstRTSPAddressFlags flags;
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if (transport == GST_RTSP_LOWER_TRANS_UDP &&
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gst_rtsp_address_pool_has_unicast_addresses (pool))
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flags = GST_RTSP_ADDRESS_FLAG_EVEN_PORT | GST_RTSP_ADDRESS_FLAG_UNICAST;
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else if (transport == GST_RTSP_LOWER_TRANS_UDP_MCAST)
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flags = GST_RTSP_ADDRESS_FLAG_EVEN_PORT | GST_RTSP_ADDRESS_FLAG_MULTICAST;
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else
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goto no_ports;
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if (addr)
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rejected_addresses = g_list_prepend (rejected_addresses, addr);
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flags = GST_RTSP_ADDRESS_FLAG_EVEN_PORT | GST_RTSP_ADDRESS_FLAG_UNICAST;
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if (family == G_SOCKET_FAMILY_IPV6)
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flags |= GST_RTSP_ADDRESS_FLAG_IPV6;
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else
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flags |= GST_RTSP_ADDRESS_FLAG_IPV4;
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addr = gst_rtsp_address_pool_acquire_address (pool, flags, 2);
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if (ct->destination && transport == GST_RTSP_LOWER_TRANS_UDP_MCAST && use_client_settings)
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gst_rtsp_address_pool_reserve_address (pool, ct->destination,
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ct->port.min, 2, ct->ttl, &addr);
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else
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addr = gst_rtsp_address_pool_acquire_address (pool, flags, 2);
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if (addr == NULL)
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goto no_ports;
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@ -1306,12 +1308,23 @@ again:
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}
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g_object_unref (rtcp_sockaddr);
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if (addr == NULL)
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addr_str = g_inet_address_to_string (inetaddr);
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else
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addr_str = addr->address;
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g_clear_object (&inetaddr);
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if (!create_and_configure_udpsources_one_family (udpsrc_out, rtp_socket,
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rtcp_socket, family))
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rtcp_socket, family, addr_str, tmp_rtp, tmp_rtcp, transport)) {
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if (addr == NULL)
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g_free (addr_str);
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goto no_udp_protocol;
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play_udpsources_one_family (stream, family);
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}
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if (addr == NULL)
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g_free (addr_str);
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play_udpsources_one_family (stream, udpsrc_out, family);
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g_object_get (G_OBJECT (udpsrc_out[0]), "port", &rtpport, NULL);
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g_object_get (G_OBJECT (udpsrc_out[1]), "port", &rtcpport, NULL);
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@ -1320,7 +1333,6 @@ again:
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if (rtpport != tmp_rtp || rtcpport != tmp_rtcp)
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goto port_error;
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/* set RTP and RTCP sockets */
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set_sockets_for_udpsinks (stream, rtp_socket, rtcp_socket, family);
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@ -1368,21 +1380,65 @@ cleanup:
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}
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}
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/* must be called with lock */
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static gboolean
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alloc_ports (GstRTSPStream * stream)
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/**
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* gst_rtsp_stream_allocate_udp_sockets:
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* @stream: a #GstRTSPStream
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* @family: protocol family
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* @transport_method: transport method
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*
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* Allocates RTP and RTCP ports.
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*
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* Returns: %TRUE if the RTP and RTCP sockets have been succeccully allocated.
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*/
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gboolean
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gst_rtsp_stream_allocate_udp_sockets (GstRTSPStream * stream,
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GSocketFamily family, GstRTSPTransport *ct, gboolean use_client_settings)
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{
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GstRTSPStreamPrivate *priv = stream->priv;
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GstRTSPStreamPrivate *priv;
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gboolean result = FALSE;
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GstRTSPLowerTrans transport = ct->lower_transport;
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priv->have_ipv4 =
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alloc_ports_one_family (stream, G_SOCKET_FAMILY_IPV4, priv->udpsrc_v4,
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&priv->server_port_v4, &priv->server_addr_v4);
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g_return_val_if_fail (GST_IS_RTSP_STREAM (stream), FALSE);
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priv = stream->priv;
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g_return_val_if_fail (priv->is_joined, FALSE);
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priv->have_ipv6 =
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alloc_ports_one_family (stream, G_SOCKET_FAMILY_IPV6, priv->udpsrc_v6,
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&priv->server_port_v6, &priv->server_addr_v6);
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g_mutex_lock (&priv->lock);
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return priv->have_ipv4 || priv->have_ipv6;
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if (family == G_SOCKET_FAMILY_IPV4) {
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if (transport == GST_RTSP_LOWER_TRANS_UDP_MCAST) {
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if (priv->have_ipv4_mcast)
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goto done;
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priv->have_ipv4_mcast =
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alloc_ports_one_family (stream, G_SOCKET_FAMILY_IPV4, priv->udpsrc_mcast_v4,
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&priv->server_port_v4, ct, &priv->addr_v4, use_client_settings);
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} else {
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priv->have_ipv4 =
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alloc_ports_one_family (stream, G_SOCKET_FAMILY_IPV4, priv->udpsrc_v4,
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&priv->server_port_v4, ct, &priv->server_addr_v4, use_client_settings);
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}
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} else {
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if (transport == GST_RTSP_LOWER_TRANS_UDP_MCAST) {
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if (priv->have_ipv6_mcast)
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goto done;
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priv->have_ipv6_mcast =
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alloc_ports_one_family (stream, G_SOCKET_FAMILY_IPV6, priv->udpsrc_mcast_v6,
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&priv->server_port_v6, ct, &priv->addr_v6, use_client_settings);
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} else {
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if (priv->have_ipv6)
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goto done;
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priv->have_ipv6 =
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alloc_ports_one_family (stream, G_SOCKET_FAMILY_IPV6, priv->udpsrc_v6,
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&priv->server_port_v6, ct, &priv->server_addr_v6, use_client_settings);
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}
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}
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done:
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result = priv->have_ipv4 || priv->have_ipv4_mcast || priv->have_ipv6 ||
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priv->have_ipv6_mcast;
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g_mutex_unlock (&priv->lock);
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return result;
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}
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/**
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@ -2474,7 +2530,6 @@ gst_rtsp_stream_join_bin (GstRTSPStream * stream, GstBin * bin,
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guint idx;
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gchar *name;
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GstPadLinkReturn ret;
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gboolean is_udp;
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g_return_val_if_fail (GST_IS_RTSP_STREAM (stream), FALSE);
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g_return_val_if_fail (GST_IS_BIN (bin), FALSE);
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@ -2571,12 +2626,6 @@ gst_rtsp_stream_join_bin (GstRTSPStream * stream, GstBin * bin,
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create_receiver_part (stream, bin, state);
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is_udp = ((priv->protocols & GST_RTSP_LOWER_TRANS_UDP) ||
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(priv->protocols & GST_RTSP_LOWER_TRANS_UDP_MCAST));
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if (is_udp && !alloc_ports (stream))
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goto no_udp_protocol;
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if (priv->srcpad) {
|
||||
/* be notified of caps changes */
|
||||
priv->caps_sig = g_signal_connect (priv->send_src[0], "notify::caps",
|
||||
|
|
@ -2629,6 +2678,16 @@ no_udp_protocol:
|
|||
gst_object_unref (priv->udpsrc_v4[1]);
|
||||
priv->udpsrc_v4[1] = NULL;
|
||||
}
|
||||
if (priv->udpsrc_mcast_v4[0]) {
|
||||
gst_element_set_state (priv->udpsrc_mcast_v4[0], GST_STATE_NULL);
|
||||
gst_object_unref (priv->udpsrc_mcast_v4[0]);
|
||||
priv->udpsrc_mcast_v4[0] = NULL;
|
||||
}
|
||||
if (priv->udpsrc_mcast_v4[1]) {
|
||||
gst_element_set_state (priv->udpsrc_mcast_v4[1], GST_STATE_NULL);
|
||||
gst_object_unref (priv->udpsrc_mcast_v4[1]);
|
||||
priv->udpsrc_mcast_v4[1] = NULL;
|
||||
}
|
||||
if (priv->udpsrc_v6[0]) {
|
||||
gst_element_set_state (priv->udpsrc_v6[0], GST_STATE_NULL);
|
||||
gst_object_unref (priv->udpsrc_v6[0]);
|
||||
|
|
@ -2639,6 +2698,16 @@ no_udp_protocol:
|
|||
gst_object_unref (priv->udpsrc_v6[1]);
|
||||
priv->udpsrc_v6[1] = NULL;
|
||||
}
|
||||
if (priv->udpsrc_mcast_v6[0]) {
|
||||
gst_element_set_state (priv->udpsrc_mcast_v6[0], GST_STATE_NULL);
|
||||
gst_object_unref (priv->udpsrc_mcast_v6[0]);
|
||||
priv->udpsrc_mcast_v6[0] = NULL;
|
||||
}
|
||||
if (priv->udpsrc_mcast_v6[1]) {
|
||||
gst_element_set_state (priv->udpsrc_mcast_v6[1], GST_STATE_NULL);
|
||||
gst_object_unref (priv->udpsrc_mcast_v6[1]);
|
||||
priv->udpsrc_mcast_v6[1] = NULL;
|
||||
}
|
||||
g_mutex_unlock (&priv->lock);
|
||||
return FALSE;
|
||||
}
|
||||
|
|
@ -2660,7 +2729,6 @@ gst_rtsp_stream_leave_bin (GstRTSPStream * stream, GstBin * bin,
|
|||
{
|
||||
GstRTSPStreamPrivate *priv;
|
||||
gint i;
|
||||
GList *l;
|
||||
gboolean is_tcp, is_udp;
|
||||
|
||||
g_return_val_if_fail (GST_IS_RTSP_STREAM (stream), FALSE);
|
||||
|
|
@ -2732,6 +2800,20 @@ gst_rtsp_stream_leave_bin (GstRTSPStream * stream, GstBin * bin,
|
|||
}
|
||||
}
|
||||
|
||||
if (priv->udpsrc_mcast_v4[i]) {
|
||||
if (priv->sinkpad || i == 1) {
|
||||
/* and set udpsrc to NULL now before removing */
|
||||
gst_element_set_locked_state (priv->udpsrc_mcast_v4[i], FALSE);
|
||||
gst_element_set_state (priv->udpsrc_mcast_v4[i], GST_STATE_NULL);
|
||||
/* removing them should also nicely release the request
|
||||
* pads when they finalize */
|
||||
gst_bin_remove (bin, priv->udpsrc_mcast_v4[i]);
|
||||
} else {
|
||||
gst_element_set_state (priv->udpsrc_mcast_v4[i], GST_STATE_NULL);
|
||||
gst_object_unref (priv->udpsrc_mcast_v4[i]);
|
||||
}
|
||||
}
|
||||
|
||||
if (priv->udpsrc_v6[i]) {
|
||||
if (priv->sinkpad || i == 1) {
|
||||
gst_element_set_locked_state (priv->udpsrc_v6[i], FALSE);
|
||||
|
|
@ -2742,16 +2824,15 @@ gst_rtsp_stream_leave_bin (GstRTSPStream * stream, GstBin * bin,
|
|||
gst_object_unref (priv->udpsrc_v6[i]);
|
||||
}
|
||||
}
|
||||
|
||||
for (l = priv->transport_sources; l; l = l->next) {
|
||||
GstRTSPMulticastTransportSource *s = l->data;
|
||||
|
||||
if (!s->udpsrc[i])
|
||||
continue;
|
||||
|
||||
gst_element_set_locked_state (s->udpsrc[i], FALSE);
|
||||
gst_element_set_state (s->udpsrc[i], GST_STATE_NULL);
|
||||
gst_bin_remove (bin, s->udpsrc[i]);
|
||||
if (priv->udpsrc_mcast_v6[i]) {
|
||||
if (priv->sinkpad || i == 1) {
|
||||
gst_element_set_locked_state (priv->udpsrc_mcast_v6[i], FALSE);
|
||||
gst_element_set_state (priv->udpsrc_mcast_v6[i], GST_STATE_NULL);
|
||||
gst_bin_remove (bin, priv->udpsrc_mcast_v6[i]);
|
||||
} else {
|
||||
gst_element_set_state (priv->udpsrc_mcast_v6[i], GST_STATE_NULL);
|
||||
gst_object_unref (priv->udpsrc_mcast_v6[i]);
|
||||
}
|
||||
}
|
||||
|
||||
if (priv->udpsink[i] && is_udp && (priv->srcpad || i == 1))
|
||||
|
|
@ -2777,6 +2858,8 @@ gst_rtsp_stream_leave_bin (GstRTSPStream * stream, GstBin * bin,
|
|||
|
||||
priv->udpsrc_v4[i] = NULL;
|
||||
priv->udpsrc_v6[i] = NULL;
|
||||
priv->udpsrc_mcast_v4[i] = NULL;
|
||||
priv->udpsrc_mcast_v6[i] = NULL;
|
||||
priv->udpsink[i] = NULL;
|
||||
priv->appsrc[i] = NULL;
|
||||
priv->appsink[i] = NULL;
|
||||
|
|
@ -2786,13 +2869,6 @@ gst_rtsp_stream_leave_bin (GstRTSPStream * stream, GstBin * bin,
|
|||
priv->funnel[i] = NULL;
|
||||
}
|
||||
|
||||
for (l = priv->transport_sources; l; l = l->next) {
|
||||
GstRTSPMulticastTransportSource *s = l->data;
|
||||
g_slice_free (GstRTSPMulticastTransportSource, s);
|
||||
}
|
||||
g_list_free (priv->transport_sources);
|
||||
priv->transport_sources = NULL;
|
||||
|
||||
if (priv->srcpad) {
|
||||
gst_object_unref (priv->send_src[0]);
|
||||
priv->send_src[0] = NULL;
|
||||
|
|
@ -3139,89 +3215,6 @@ update_transport (GstRTSPStream * stream, GstRTSPStreamTransport * trans,
|
|||
|
||||
switch (tr->lower_transport) {
|
||||
case GST_RTSP_LOWER_TRANS_UDP_MCAST:
|
||||
{
|
||||
GstRTSPMulticastTransportSource *source;
|
||||
GstBin *bin;
|
||||
|
||||
bin = GST_BIN (gst_object_get_parent (GST_OBJECT (priv->funnel[1])));
|
||||
|
||||
if (add) {
|
||||
gchar *host;
|
||||
gint i;
|
||||
GstPad *selpad, *pad;
|
||||
|
||||
source = g_slice_new0 (GstRTSPMulticastTransportSource);
|
||||
source->transport = trans;
|
||||
|
||||
for (i = 0; i < 2; i++) {
|
||||
host =
|
||||
g_strdup_printf ("udp://%s:%d", tr->destination,
|
||||
(i == 0) ? tr->port.min : tr->port.max);
|
||||
source->udpsrc[i] =
|
||||
gst_element_make_from_uri (GST_URI_SRC, host, NULL, NULL);
|
||||
g_free (host);
|
||||
g_object_set (source->udpsrc[i], "loop", FALSE, NULL);
|
||||
|
||||
if (priv->srcpad) {
|
||||
/* we set and keep these to playing so that they don't cause NO_PREROLL return
|
||||
* values. This is only relevant for PLAY pipelines */
|
||||
gst_element_set_state (source->udpsrc[i], GST_STATE_PLAYING);
|
||||
gst_element_set_locked_state (source->udpsrc[i], TRUE);
|
||||
}
|
||||
/* add udpsrc */
|
||||
gst_bin_add (bin, source->udpsrc[i]);
|
||||
|
||||
/* and link to the funnel v4 */
|
||||
if (priv->sinkpad || i == 1) {
|
||||
source->selpad[i] = selpad =
|
||||
gst_element_get_request_pad (priv->funnel[i], "sink_%u");
|
||||
pad = gst_element_get_static_pad (source->udpsrc[i], "src");
|
||||
gst_pad_link (pad, selpad);
|
||||
gst_object_unref (pad);
|
||||
gst_object_unref (selpad);
|
||||
}
|
||||
}
|
||||
|
||||
priv->transport_sources =
|
||||
g_list_prepend (priv->transport_sources, source);
|
||||
} else {
|
||||
GList *l;
|
||||
|
||||
for (l = priv->transport_sources; l; l = l->next) {
|
||||
source = l->data;
|
||||
|
||||
if (source->transport == trans) {
|
||||
priv->transport_sources =
|
||||
g_list_delete_link (priv->transport_sources, l);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (l != NULL) {
|
||||
gint i;
|
||||
|
||||
for (i = 0; i < 2; i++) {
|
||||
/* Will automatically unlink everything */
|
||||
gst_bin_remove (bin,
|
||||
GST_ELEMENT (gst_object_ref (source->udpsrc[i])));
|
||||
|
||||
gst_element_set_state (source->udpsrc[i], GST_STATE_NULL);
|
||||
gst_object_unref (source->udpsrc[i]);
|
||||
|
||||
if (priv->sinkpad || i == 1) {
|
||||
gst_element_release_request_pad (priv->funnel[i],
|
||||
source->selpad[i]);
|
||||
}
|
||||
}
|
||||
|
||||
g_slice_free (GstRTSPMulticastTransportSource, source);
|
||||
}
|
||||
}
|
||||
|
||||
gst_object_unref (bin);
|
||||
|
||||
/* fall through for the generic case */
|
||||
}
|
||||
case GST_RTSP_LOWER_TRANS_UDP:
|
||||
{
|
||||
gchar *dest;
|
||||
|
|
|
|||
|
|
@ -168,6 +168,9 @@ guint gst_rtsp_stream_get_buffer_size (GstRTSPStream *stream);
|
|||
|
||||
void gst_rtsp_stream_set_pt_map (GstRTSPStream * stream, guint pt, GstCaps * caps);
|
||||
GstElement * gst_rtsp_stream_request_aux_sender (GstRTSPStream * stream, guint sessid);
|
||||
|
||||
gboolean gst_rtsp_stream_allocate_udp_sockets (GstRTSPStream * stream, GSocketFamily family,
|
||||
GstRTSPTransport *transport, gboolean use_client_setttings);
|
||||
/**
|
||||
* GstRTSPStreamTransportFilterFunc:
|
||||
* @stream: a #GstRTSPStream object
|
||||
|
|
|
|||
Loading…
Reference in a new issue