decodebin2: fix deadlock on chain shutdown

When shutting down the chain, we can get a deadlock when removing
a pad, if that chain was being busy streaming but blocked (eg, while
waiting for a queue to have free space).

https://bugzilla.gnome.org/show_bug.cgi?id=746480
This commit is contained in:
Vincent Penquerc'h 2015-03-25 15:36:38 +00:00
parent 4ec0d948db
commit 77dc09c3a9

View file

@ -3247,8 +3247,10 @@ gst_decode_chain_free_internal (GstDecodeChain * chain, gboolean hide)
if (chain->endpad) {
if (chain->endpad->exposed) {
gst_element_remove_pad (GST_ELEMENT_CAST (chain->dbin),
GST_PAD_CAST (chain->endpad));
GstPad *endpad = GST_PAD_CAST (chain->endpad);
gst_pad_push_event (endpad, gst_event_new_flush_start ());
gst_pad_push_event (endpad, gst_event_new_flush_stop (FALSE));
gst_element_remove_pad (GST_ELEMENT_CAST (chain->dbin), endpad);
}
decode_pad_set_target (chain->endpad, NULL);