void gst_plugin_feature_set_rank (GstPluginFeature *feature, guint rank);
guint gst_plugin_feature_get_rank (GstPluginFeature *feature);
+GstPlugin * gst_plugin_feature_get_plugin (GstPluginFeature *feature);
+
void gst_plugin_feature_list_free (GList *list);
GList *gst_plugin_feature_list_copy (GList *list) G_GNUC_MALLOC;
void gst_plugin_feature_list_debug (GList *list);