nle: Parent the GstTask to ourself

This allows accessing the nlecomposition in gdb when a task is
'dangling' making debugging easier.

diff --git a/plugins/nle/nlecomposition.c b/plugins/nle/nlecomposition.c
index abd145eb17a91ac34decde1f9e7d1935c8bff92a..1aea0b5ef0689986949819c5215905f2c50b4dfc 100644 (file)
--- a/plugins/nle/nlecomposition.c
+++ b/plugins/nle/nlecomposition.c
@@ -444,6 +444,8 @@ _start_task (NleComposition * comp)
     gst_task_set_lock (task, GET_TASK_LOCK (comp));
     GST_DEBUG_OBJECT (comp, "created task %p", task);
     comp->task = task;
+    gst_object_set_parent (GST_OBJECT (task), GST_OBJECT (comp));
+    gst_object_unref (task);
     g_free (taskname);
   }
 
@@ -479,7 +481,7 @@ _stop_task (NleComposition * comp)
   if (!gst_task_join (task))
     goto join_failed;
 
-  gst_object_unref (task);
+  gst_object_unparent (GST_OBJECT (task));
 
   return res;