rtsp-server: Expose the use_client_settings API

Fixes https://bugzilla.gnome.org/show_bug.cgi?id=699935

gst/rtsp-server/rtsp-server.c

@@ -39,6 +39,7 @@ struct _GstRTSPServerPrivate
   gchar *service;
   gint backlog;
   gint max_threads;
+  gboolean use_client_settings;
 
   GSocket *socket;
 
@@ -65,6 +66,7 @@ struct _GstRTSPServerPrivate
 #define DEFAULT_SERVICE         "8554"
 #define DEFAULT_BACKLOG         5
 #define DEFAULT_MAX_THREADS     0
+#define DEFAULT_USE_CLIENT_SETTINGS     FALSE
 
 /* Define to use the SO_LINGER option so that the server sockets can be resused
  * sooner. Disabled for now because it is not very well implemented by various
@@ -82,6 +84,7 @@ enum
   PROP_SESSION_POOL,
   PROP_MOUNT_POINTS,
   PROP_MAX_THREADS,
+  PROP_USE_CLIENT_SETTINGS,
   PROP_LAST
 };
 
@@ -206,6 +209,17 @@ gst_rtsp_server_class_init (GstRTSPServerClass * klass)
           "The maximum amount of threads to use for client connections "
           "(0 = only mainloop, -1 = unlimited)", -1, G_MAXINT,
           DEFAULT_MAX_THREADS, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+  /**
+   * GstRTSPServer::use-client-settings:
+   *
+   * Use client transport settings (destination, port pair and ttl for
+   * multicast. FALSE means that the server settings will be used.
+   */
+  g_object_class_install_property (gobject_class, PROP_USE_CLIENT_SETTINGS,
+      g_param_spec_boolean ("use-client-settings", "Use Client Settings",
+          "Use client settings for ttl, destination and port pair in multicast",
+          DEFAULT_USE_CLIENT_SETTINGS,
+          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
 
   gst_rtsp_server_signals[SIGNAL_CLIENT_CONNECTED] =
       g_signal_new ("client-connected", G_TYPE_FROM_CLASS (gobject_class),
@@ -236,6 +250,7 @@ gst_rtsp_server_init (GstRTSPServer * server)
   priv->session_pool = gst_rtsp_session_pool_new ();
   priv->mount_points = gst_rtsp_mount_points_new ();
   priv->max_threads = DEFAULT_MAX_THREADS;
+  priv->use_client_settings = DEFAULT_USE_CLIENT_SETTINGS;
   g_queue_init (&priv->loops);
 }
 
@@ -687,6 +702,55 @@ gst_rtsp_server_get_max_threads (GstRTSPServer * server)
   return res;
 }
 
+/**
+ * gst_rtsp_server_set_use_client_settings:
+ * @server: a #GstRTSPServer
+ * @use_client_settings: whether to use client settings for multicast
+ *
+ * Use client transport settings (destination, port pair and ttl) for
+ * multicast.
+ * When @use_client_settings is %FALSE, the server settings will be
+ * used.
+ */
+void
+gst_rtsp_server_set_use_client_settings (GstRTSPServer * server,
+    gboolean use_client_settings)
+{
+  GstRTSPServerPrivate *priv;
+
+  g_return_if_fail (GST_IS_RTSP_SERVER (server));
+
+  priv = server->priv;
+
+  GST_RTSP_SERVER_LOCK (server);
+  priv->use_client_settings = use_client_settings;
+  GST_RTSP_SERVER_UNLOCK (server);
+}
+
+/**
+ * gst_rtsp_server_get_use_client_settings:
+ * @server: a #GstRTSPServer
+ *
+ * Check if client transport settings (destination, port pair and ttl) for
+ * multicast will be used.
+ */
+gboolean
+gst_rtsp_server_get_use_client_settings (GstRTSPServer * server)
+{
+  GstRTSPServerPrivate *priv;
+  gboolean res;
+
+  g_return_val_if_fail (GST_IS_RTSP_SERVER (server), FALSE);
+
+  priv = server->priv;
+
+  GST_RTSP_SERVER_LOCK (server);
+  res = priv->use_client_settings;
+  GST_RTSP_SERVER_UNLOCK (server);
+
+  return res;
+}
+
 /**
  * gst_rtsp_server_set_tls_certificate:
  * @server: a #GstRTSPServer
@@ -773,6 +837,10 @@ gst_rtsp_server_get_property (GObject * object, guint propid,
     case PROP_MAX_THREADS:
       g_value_set_int (value, gst_rtsp_server_get_max_threads (server));
       break;
+    case PROP_USE_CLIENT_SETTINGS:
+      g_value_set_boolean (value,
+          gst_rtsp_server_get_use_client_settings (server));
+      break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, propid, pspec);
   }
@@ -803,6 +871,10 @@ gst_rtsp_server_set_property (GObject * object, guint propid,
     case PROP_MAX_THREADS:
       gst_rtsp_server_set_max_threads (server, g_value_get_int (value));
       break;
+    case PROP_USE_CLIENT_SETTINGS:
+      gst_rtsp_server_set_use_client_settings (server,
+          g_value_get_boolean (value));
+      break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, propid, pspec);
   }
@@ -1148,6 +1220,8 @@ default_create_client (GstRTSPServer * server)
   gst_rtsp_client_set_mount_points (client, priv->mount_points);
   /* set authentication manager */
   gst_rtsp_client_set_auth (client, priv->auth);
+  /* check if client transport settings for multicast are allowed */
+  gst_rtsp_client_set_use_client_settings (client, priv->use_client_settings);
   GST_RTSP_SERVER_UNLOCK (server);
 
   return client;

gst/rtsp-server/rtsp-server.h

@@ -103,6 +103,10 @@ GstRTSPAuth *         gst_rtsp_server_get_auth             (GstRTSPServer *serve
 void                  gst_rtsp_server_set_max_threads      (GstRTSPServer *server, gint max_threads);
 gint                  gst_rtsp_server_get_max_threads      (GstRTSPServer *server);
 
+void                  gst_rtsp_server_set_use_client_settings (GstRTSPServer *server,
+                                                               gboolean use_client_settings);
+gboolean              gst_rtsp_server_get_use_client_settings (GstRTSPServer *server);
+
 void                  gst_rtsp_server_set_tls_certificate  (GstRTSPServer *server, GTlsCertificate *cert);
 GTlsCertificate *     gst_rtsp_server_get_tls_certificate  (GstRTSPServer *server);