queue: Properly unlock the sinkpad streaming thread when deactivating the pad

https://bugzilla.gnome.org/show_bug.cgi?id=705835

diff --git a/plugins/elements/gstqueue.c b/plugins/elements/gstqueue.c
index f67cc34..eb50c13 100644 (file)
--- a/plugins/elements/gstqueue.c
+++ b/plugins/elements/gstqueue.c
@@ -1413,6 +1413,11 @@ gst_queue_sink_activate_mode (GstPad * pad, GstObject * parent, GstPadMode mode,
         /* step 1, unblock chain function */
         GST_QUEUE_MUTEX_LOCK (queue);
         queue->srcresult = GST_FLOW_FLUSHING;
+        /* the item del signal will unblock */
+        g_cond_signal (&queue->item_del);
+        /* unblock query handler */
+        queue->last_query = FALSE;
+        g_cond_signal (&queue->query_handled);
         GST_QUEUE_MUTEX_UNLOCK (queue);
 
         /* step 2, wait until streaming thread stopped and flush queue */