Fix issue #99

Author: jsalas98

configure.ac

@@ -6,7 +6,7 @@ dnl please read gstreamer/docs/random/autotools before changing this file
 dnl initialize autoconf
 dnl releases only do -Wall, git and prerelease does -Werror too
 dnl use a three digit version number for releases, and four for git/pre
-AC_INIT([GstInterpipe],[1.1.5],
+AC_INIT([GstInterpipe],[1.1.6],
 	[http://www.github.com/RidgeRun/gst-interpipe-1.0],
 	[gst-interpipe],
 	[http://developer.ridgerun.com/wiki/index.php?title=GstInterpipe])

gst/interpipe/gstinterpipesrc.c

@@ -260,7 +260,11 @@ gst_inter_pipe_src_set_property (GObject * object, guint prop_id,
   switch (prop_id) {
     case PROP_LISTEN_TO:
       node_name = g_strdup (g_value_get_string (value));
-      if (node_name != NULL) {
+      if (!g_strcmp0 (src->listen_to, node_name)) {
+        /* We are already listening to that node, so nothing to do */
+        GST_INFO ("Already listening to node %s", node_name);
+        g_free (node_name);
+      } else if (node_name != NULL) {
         if (GST_BASE_SRC_IS_STARTED (GST_BASE_SRC (src))) {
           /* valid node_name, BaseSrc started */
           if (!gst_inter_pipe_src_listen_node (src, node_name)) {

meson.build

@@ -1,5 +1,5 @@
 project('gst-interpipes', 'c',
-  version : '1.1.5',
+  version : '1.1.6',
   meson_version : '>= 0.50',)
 
 gst_interpipes_version = meson.project_version()