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queue: post error message when pausing task

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If downstream returns error and upstream has already delivered
everything (including EOS) and will no longer be around to find
out that we paused (and why), post error message.  Fixes #589991.
This commit is contained in:
Mark Nauwelaerts 2009-08-06 13:29:29 +02:00
parent 3f0e4bd6f6
commit 3352c5d970
1 changed files with 14 additions and 1 deletions
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15
plugins/elements/gstqueue.c
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@ -1159,11 +1159,24 @@ gst_queue_loop (GstPad * pad)
/* ERRORS */
out_flushing:
{
gboolean eos = queue->eos;
GstFlowReturn ret = queue->srcresult;
gst_pad_pause_task (queue->srcpad);
GST_CAT_LOG_OBJECT (queue_dataflow, queue,
"pause task, reason: %s", gst_flow_get_name (queue->srcresult));
"pause task, reason: %s", gst_flow_get_name (ret));
GST_QUEUE_SIGNAL_DEL (queue);
GST_QUEUE_MUTEX_UNLOCK (queue);
/* let app know about us giving up if upstream is not expected to do so */
/* UNEXPECTED is already taken care of elsewhere */
if (eos && (GST_FLOW_IS_FATAL (ret) || ret == GST_FLOW_NOT_LINKED) &&
(ret != GST_FLOW_UNEXPECTED)) {
GST_ELEMENT_ERROR (queue, STREAM, FAILED,
(_("Internal data flow error.")),
("streaming task paused, reason %s (%d)",
gst_flow_get_name (ret), ret));
gst_pad_push_event (queue->srcpad, gst_event_new_eos ());
}
return;
}
}