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playbin3: Reconfigure on streams-selected message.

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Don't reconfigure outputs when the select-streams
event is sent from the app, as the selection may
not take effect for some time. Instead, wait
for the pipeline to confirm the new set of
selected streams when it sends the message.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1900>
This commit is contained in:
Jan Schmidt 2022-01-18 02:52:47 +11:00 committed by Edward Hervey
parent 67dbe75703
commit 9ebb4505db
1 changed files with 28 additions and 9 deletions
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37
subprojects/gst-plugins-base/gst/playback/gstplaybin3.c
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@ -2300,15 +2300,8 @@ gst_play_bin3_send_event (GstElement * element, GstEvent * event)
* the selection with that combiner */
event = update_select_streams_event (playbin, event, group);
if (group->collection) {
group->selected_stream_types =
get_stream_type_for_event (group->collection, event);
playbin->selected_stream_types =
playbin->groups[0].selected_stream_types | playbin->groups[1].
selected_stream_types;
if (playbin->active_stream_types != playbin->selected_stream_types)
reconfigure_output (playbin);
}
/* Don't reconfigure playsink just yet, until the streams-selected
* message(s) tell us as streams become active / available */
/* Send this event directly to uridecodebin, so it works even
* if uridecodebin didn't add any pads yet */
@ -2585,6 +2578,32 @@ gst_play_bin3_handle_message (GstBin * bin, GstMessage * msg)
if (playbin->is_live && GST_STATE_TARGET (playbin) == GST_STATE_PLAYING) {
do_reset_time = TRUE;
}
} else if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_STREAMS_SELECTED) {
GstSourceGroup *target_group;
GST_PLAY_BIN3_LOCK (playbin);
target_group = find_source_group_owner (playbin, msg->src);
if (target_group) {
GstStreamType selected_types = 0;
guint i, nb;
nb = gst_message_streams_selected_get_size (msg);
for (i = 0; i < nb; i++) {
GstStream *stream = gst_message_streams_selected_get_stream (msg, i);
selected_types |= gst_stream_get_stream_type (stream);
gst_object_unref (stream);
}
target_group->selected_stream_types = selected_types;
playbin->selected_stream_types =
playbin->groups[0].selected_stream_types | playbin->groups[1].
selected_stream_types;
if (playbin->active_stream_types != playbin->selected_stream_types) {
GST_DEBUG_OBJECT (playbin,
"selected stream types changed, reconfiguring output");
reconfigure_output (playbin);
}
}
GST_PLAY_BIN3_UNLOCK (playbin);
}
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