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multiudpsink: add multicast-iface property

Browse source 
udpsrc already has support for setting the multicast interface, which
is useful for multi-homed machines. This patch adds the same code to
the multiudpsink.

Fixes https://bugzilla.gnome.org/show_bug.cgi?id=685864
This commit is contained in:
Rasmus Rohde 2012-10-10 10:55:28 +02:00 committed by Wim Taymans
parent 54f049c355
commit 11ed7c0373
2 changed files with 26 additions and 4 deletions
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29
gst/udp/gstmultiudpsink.c
View file

@ -85,6 +85,7 @@ enum
* group for sending, if this socket is also used for receiving, it should
* be configured in the element that does the receive. */
#define DEFAULT_AUTO_MULTICAST TRUE
#define DEFAULT_MULTICAST_IFACE NULL
#define DEFAULT_TTL 64
#define DEFAULT_TTL_MC 1
#define DEFAULT_LOOP TRUE
@ -103,6 +104,7 @@ enum
PROP_USED_SOCKET,
PROP_CLIENTS,
PROP_AUTO_MULTICAST,
PROP_MULTICAST_IFACE,
PROP_TTL,
PROP_TTL_MC,
PROP_LOOP,
@ -276,6 +278,10 @@ gst_multiudpsink_class_init (GstMultiUDPSinkClass * klass)
"Automatically join/leave the multicast groups, FALSE means user"
" has to do it himself", DEFAULT_AUTO_MULTICAST,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_MULTICAST_IFACE,
g_param_spec_string ("multicast-iface", "Multicast Interface",
"The network interface on which to join the multicast group",
DEFAULT_MULTICAST_IFACE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_TTL,
g_param_spec_int ("ttl", "Unicast TTL",
"Used for setting the unicast TTL parameter",
@ -362,6 +368,7 @@ gst_multiudpsink_init (GstMultiUDPSink * sink)
sink->force_ipv4 = DEFAULT_FORCE_IPV4;
sink->qos_dscp = DEFAULT_QOS_DSCP;
sink->send_duplicates = DEFAULT_SEND_DUPLICATES;
sink->multi_iface = g_strdup (DEFAULT_MULTICAST_IFACE);
sink->cancellable = g_cancellable_new ();
}
@ -453,6 +460,9 @@ gst_multiudpsink_finalize (GObject * object)
g_object_unref (sink->cancellable);
sink->cancellable = NULL;
g_free (sink->multi_iface);
sink->multi_iface = NULL;
g_mutex_clear (&sink->client_lock);
G_OBJECT_CLASS (parent_class)->finalize (object);
@ -700,6 +710,14 @@ gst_multiudpsink_set_property (GObject * object, guint prop_id,
case PROP_AUTO_MULTICAST:
udpsink->auto_multicast = g_value_get_boolean (value);
break;
case PROP_MULTICAST_IFACE:
g_free (udpsink->multi_iface);
if (g_value_get_string (value) == NULL)
udpsink->multi_iface = g_strdup (DEFAULT_MULTICAST_IFACE);
else
udpsink->multi_iface = g_value_dup_string (value);
break;
case PROP_TTL:
udpsink->ttl = g_value_get_int (value);
break;
@ -759,6 +777,9 @@ gst_multiudpsink_get_property (GObject * object, guint prop_id, GValue * value,
case PROP_AUTO_MULTICAST:
g_value_set_boolean (value, udpsink->auto_multicast);
break;
case PROP_MULTICAST_IFACE:
g_value_set_string (value, udpsink->multi_iface);
break;
case PROP_TTL:
g_value_set_int (value, udpsink->ttl);
break;
@ -800,8 +821,8 @@ gst_multiudpsink_configure_client (GstMultiUDPSink * sink,
GST_DEBUG_OBJECT (sink, "we have a multicast client %p", client);
if (sink->auto_multicast) {
GST_DEBUG_OBJECT (sink, "autojoining group");
if (!g_socket_join_multicast_group (sink->used_socket, addr, FALSE, NULL,
&err))
if (!g_socket_join_multicast_group (sink->used_socket, addr, FALSE,
sink->multi_iface, &err))
goto join_group_failed;
}
GST_DEBUG_OBJECT (sink, "setting loop to %d", sink->loop);
@ -1046,8 +1067,8 @@ gst_multiudpsink_remove (GstMultiUDPSink * sink, const gchar * host, gint port)
&& g_inet_address_get_is_multicast (addr)) {
GError *err = NULL;
if (!g_socket_leave_multicast_group (sink->used_socket, addr, FALSE, NULL,
&err)) {
if (!g_socket_leave_multicast_group (sink->used_socket, addr, FALSE,
sink->multi_iface, &err)) {
GST_DEBUG_OBJECT (sink, "Failed to leave multicast group: %s",
err->message);
g_clear_error (&err);

1
gst/udp/gstmultiudpsink.h
View file

@ -72,6 +72,7 @@ struct _GstMultiUDPSink {
gboolean external_socket;
gboolean auto_multicast;
gchar *multi_iface;
gint ttl;
gint ttl_mc;
gboolean loop;