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aggregator: Document locking order

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=742684
This commit is contained in:
Olivier Crête 2015-02-18 15:53:53 -05:00 committed by Tim-Philipp Müller
parent ad2cd52bae
commit a42c4740ec
1 changed files with 13 additions and 0 deletions
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13
libs/gst/base/gstaggregator.c
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@ -74,6 +74,19 @@ static void gst_aggregator_set_latency_property (GstAggregator * agg,
static gint64 gst_aggregator_get_latency_property (GstAggregator * agg);
/* Locking order, locks in this element must always be taken in this order
*
* standard sink pad stream lock -> GST_PAD_STREAM_LOCK (aggpad)
* Aggregator pad flush lock -> PAD_FLUSH_LOCK(aggpad)
* standard src pad stream lock -> GST_PAD_STREAM_LOCK (srcpad)
* Aggregator src lock -> SRC_LOCK(agg) w/ SRC_WAIT/BROADCAST
* standard element object lock -> GST_OBJECT_LOCK(agg)
* Aggregator pad lock -> PAD_LOCK (aggpad) w/ PAD_WAIT/BROADCAST_EVENT(aggpad)
* standard src pad object lock -> GST_OBJECT_LOCK(srcpad)
* standard sink pad object lock -> GST_OBJECT_LOCK(aggpad)
*/
GST_DEBUG_CATEGORY_STATIC (aggregator_debug);
#define GST_CAT_DEFAULT aggregator_debug