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splitmuxsink: Hide internal async state changes.

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When switching fragments, hide the async-start/async-done
messages from the parent bin, as otherwise we sometimes (very rarely)
hang in PAUSED instead of returning / continuing to PLAYING
state.
This commit is contained in:
Jan Schmidt 2016-05-14 18:32:52 +10:00
parent f35f604610
commit 08af8cd5b8
2 changed files with 25 additions and 2 deletions
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26
gst/multifile/gstsplitmuxsink.c
View file

@ -755,13 +755,21 @@ static void
start_next_fragment (GstSplitMuxSink * splitmux)
{
/* 1 change to new file */
splitmux->switching_fragment = TRUE;
gst_element_set_locked_state (splitmux->muxer, TRUE);
gst_element_set_locked_state (splitmux->active_sink, TRUE);
gst_element_set_state (splitmux->muxer, GST_STATE_NULL);
gst_element_set_state (splitmux->active_sink, GST_STATE_NULL);
set_next_filename (splitmux);
gst_element_sync_state_with_parent (splitmux->active_sink);
gst_element_sync_state_with_parent (splitmux->muxer);
gst_element_set_state (splitmux->active_sink, GST_STATE_TARGET (splitmux));
gst_element_set_state (splitmux->muxer, GST_STATE_TARGET (splitmux));
gst_element_set_locked_state (splitmux->muxer, FALSE);
gst_element_set_locked_state (splitmux->active_sink, FALSE);
splitmux->switching_fragment = FALSE;
g_list_foreach (splitmux->contexts, (GFunc) restart_context, splitmux);
@ -814,6 +822,20 @@ bus_handler (GstBin * bin, GstMessage * message)
}
GST_SPLITMUX_UNLOCK (splitmux);
break;
case GST_MESSAGE_ASYNC_START:
case GST_MESSAGE_ASYNC_DONE:
/* Ignore state changes from our children while switching */
if (splitmux->switching_fragment) {
if (GST_MESSAGE_SRC (message) == (GstObject *) splitmux->active_sink ||
GST_MESSAGE_SRC (message) == (GstObject *) splitmux->muxer) {
GST_LOG_OBJECT (splitmux,
"Ignoring state change from child %" GST_PTR_FORMAT
" while switching", GST_MESSAGE_SRC (message));
gst_message_unref (message);
return;
}
}
break;
default:
break;
}

1
gst/multifile/gstsplitmuxsink.h
View file

@ -125,6 +125,7 @@ struct _GstSplitMuxSink {
gsize mux_start_bytes;
gboolean opening_first_fragment;
gboolean switching_fragment;
};
struct _GstSplitMuxSinkClass {