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qa-monitor: Make the reference to the target a weak reference
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parent
d0272be23b
commit
d1508ce651
1 changed files with 12 additions and 2 deletions
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@ -58,6 +58,13 @@ static GObject *gst_qa_monitor_constructor (GType type,
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gboolean gst_qa_monitor_setup (GstQaMonitor * monitor);
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void
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_target_freed_cb (GstQaMonitor * monitor, GObject * where_the_object_was)
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{
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GST_DEBUG_OBJECT (monitor, "Target was freed");
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monitor->target = NULL;
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}
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static void
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gst_qa_monitor_dispose (GObject * object)
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{
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@ -66,7 +73,8 @@ gst_qa_monitor_dispose (GObject * object)
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g_mutex_clear (&monitor->mutex);
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if (monitor->target)
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g_object_unref (monitor->target);
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g_object_weak_unref (G_OBJECT (monitor->target),
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(GWeakNotify) _target_freed_cb, monitor);
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G_OBJECT_CLASS (parent_class)->dispose (object);
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}
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@ -162,7 +170,9 @@ gst_qa_monitor_set_property (GObject * object, guint prop_id,
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switch (prop_id) {
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case PROP_OBJECT:
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g_assert (monitor->target == NULL);
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monitor->target = g_value_dup_object (value);
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monitor->target = g_value_get_object (value);
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g_object_weak_ref (G_OBJECT (monitor->target),
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(GWeakNotify) _target_freed_cb, monitor);
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break;
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case PROP_RUNNER:
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/* we assume the runner is valid as long as this monitor is,
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