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streamsynchronizer: every stream need keep their own send_gap_event flag

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When a clip has video audio and subtitle, if need send gap event
to audio and subtitle, we should make sure all has been sent, so
need every stream keep one send_gap_event.

https://bugzilla.gnome.org/show_bug.cgi?id=780429
This commit is contained in:
Haihua Hu 2017-03-23 13:56:19 +08:00 committed by Sebastian Dröge
parent a0f870a215
commit 6749e81ce2
2 changed files with 9 additions and 9 deletions
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17
gst/playback/gststreamsynchronizer.c
View file

@ -69,6 +69,7 @@ typedef struct
gboolean eos_sent; /* when EOS was sent downstream */
gboolean flushing; /* set after flush-start and before flush-stop */
gboolean seen_data;
gboolean send_gap_event;
GstClockTime gap_duration;
GstStreamFlags flags;
@ -228,12 +229,12 @@ gst_stream_synchronizer_wait (GstStreamSynchronizer * self, GstPad * pad)
break;
}
if (self->send_gap_event) {
if (stream->send_gap_event) {
GstEvent *event;
if (!GST_CLOCK_TIME_IS_VALID (stream->segment.position)) {
GST_WARNING_OBJECT (pad, "Have no position and can't send GAP event");
self->send_gap_event = FALSE;
stream->send_gap_event = FALSE;
continue;
}
@ -251,7 +252,7 @@ gst_stream_synchronizer_wait (GstStreamSynchronizer * self, GstPad * pad)
if (!ret) {
return ret;
}
self->send_gap_event = FALSE;
stream->send_gap_event = FALSE;
/* force a check on the loop conditions as we unlocked a
* few lines above and those variables could have changed */
@ -620,7 +621,7 @@ gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
g_slist_free (pads);
} else {
if (seen_data) {
self->send_gap_event = TRUE;
stream->send_gap_event = TRUE;
stream->gap_duration = GST_CLOCK_TIME_NONE;
stream->wait = TRUE;
ret = gst_stream_synchronizer_wait (self, srcpad);
@ -767,7 +768,7 @@ gst_stream_synchronizer_sink_chain (GstPad * pad, GstObject * parent,
ostream->segment.position = new_start;
self->send_gap_event = TRUE;
ostream->send_gap_event = TRUE;
ostream->gap_duration = new_start - position;
g_cond_broadcast (&ostream->stream_finish_cond);
}
@ -799,6 +800,7 @@ gst_stream_synchronizer_request_new_pad (GstElement * element,
stream->segment_seqnum = G_MAXUINT32;
stream->group_id = G_MAXUINT;
stream->seen_data = FALSE;
stream->send_gap_event = FALSE;
tmp = g_strdup_printf ("sink_%u", self->current_stream_number);
stream->sinkpad = gst_pad_new_from_static_template (&sinktemplate, tmp);
@ -921,7 +923,6 @@ gst_stream_synchronizer_change_state (GstElement * element,
case GST_STATE_CHANGE_NULL_TO_READY:
GST_DEBUG_OBJECT (self, "State change NULL->READY");
self->shutdown = FALSE;
self->send_gap_event = FALSE;
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
GST_DEBUG_OBJECT (self, "State change READY->PAUSED");
@ -968,7 +969,7 @@ gst_stream_synchronizer_change_state (GstElement * element,
* chain () will be blocked on pad_push (), so can't trigger the track
* which reach EOS to send GAP event. */
if (stream->is_eos && !stream->eos_sent) {
self->send_gap_event = TRUE;
stream->send_gap_event = TRUE;
stream->gap_duration = GST_CLOCK_TIME_NONE;
g_cond_broadcast (&stream->stream_finish_cond);
}
@ -983,7 +984,6 @@ gst_stream_synchronizer_change_state (GstElement * element,
self->group_start_time = 0;
GST_STREAM_SYNCHRONIZER_LOCK (self);
self->send_gap_event = FALSE;
for (l = self->streams; l; l = l->next) {
GstSyncStream *stream = l->data;
@ -993,6 +993,7 @@ gst_stream_synchronizer_change_state (GstElement * element,
stream->is_eos = FALSE;
stream->eos_sent = FALSE;
stream->flushing = FALSE;
stream->send_gap_event = FALSE;
}
GST_STREAM_SYNCHRONIZER_UNLOCK (self);
break;

1
gst/playback/gststreamsynchronizer.h
View file

@ -47,7 +47,6 @@ struct _GstStreamSynchronizer
/* < private > */
GMutex lock;
gboolean shutdown;
gboolean send_gap_event;
gboolean eos;
gboolean flushing;