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rtpsrc: Add domain name support

Browse source 
This add domain name resolution (similar to udpsrc does) to the rtpsrc
element.

Fixes 1352

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1433>
This commit is contained in:
Nicolas Dufresne 2020-07-11 15:41:51 -04:00 committed by GStreamer Merge Bot
parent 19c632f4e8
commit 782dc857e0
1 changed files with 33 additions and 5 deletions
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38
gst/rtp/gstrtpsrc.c
View file

@ -547,8 +547,9 @@ gst_rtp_src_start (GstRtpSrc * self)
{
GstPad *pad;
GSocket *socket;
GInetAddress *addr;
GInetAddress *iaddr;
GstCaps *caps;
GError *error = NULL;
/* Should not be NULL */
g_return_val_if_fail (self->uri != NULL, FALSE);
@ -559,13 +560,33 @@ gst_rtp_src_start (GstRtpSrc * self)
GST_WARNING_OBJECT (self, "Could not retrieve RTCP src socket.");
}
addr = g_inet_address_new_from_string (gst_uri_get_host (self->uri));
if (g_inet_address_get_is_multicast (addr)) {
iaddr = g_inet_address_new_from_string (gst_uri_get_host (self->uri));
if (!iaddr) {
GList *results;
GResolver *resolver = NULL;
resolver = g_resolver_get_default ();
results =
g_resolver_lookup_by_name (resolver, gst_uri_get_host (self->uri), NULL,
&error);
if (!results) {
g_object_unref (resolver);
goto dns_resolve_failed;
}
iaddr = G_INET_ADDRESS (g_object_ref (results->data));
g_resolver_free_addresses (results);
g_object_unref (resolver);
}
if (g_inet_address_get_is_multicast (iaddr)) {
/* mc-ttl is not supported by dynudpsink */
g_socket_set_multicast_ttl (socket, self->ttl_mc);
/* In multicast, send RTCP to the multicast group */
self->rtcp_send_addr =
g_inet_socket_address_new (addr, gst_uri_get_port (self->uri) + 1);
g_inet_socket_address_new (iaddr, gst_uri_get_port (self->uri) + 1);
/* set multicast-iface on the udpsrc and udpsink elements */
g_object_set (self->rtcp_src, "multicast-iface", self->multi_iface, NULL);
@ -580,7 +601,7 @@ gst_rtp_src_start (GstRtpSrc * self)
gst_rtp_src_on_recv_rtcp, self, NULL);
gst_object_unref (pad);
}
g_object_unref (addr);
g_object_unref (iaddr);
/* no need to set address if unicast */
caps = gst_caps_new_empty_simple ("application/x-rtcp");
@ -600,6 +621,13 @@ gst_rtp_src_start (GstRtpSrc * self)
gst_element_sync_state_with_parent (self->rtcp_sink);
return TRUE;
dns_resolve_failed:
GST_ELEMENT_ERROR (self, RESOURCE, NOT_FOUND,
("Could not resolve hostname '%s'", gst_uri_get_host (self->uri)),
("DNS resolver reported: %s", error->message));
g_error_free (error);
return FALSE;
}
static void