streamsynchronizer: Split up event handler code
No changes to behaviour, just split up the big parts into dedicated function for readability Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6825>
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@ -361,19 +361,9 @@ gst_stream_synchronizer_wait (GstStreamSynchronizer * self, GstPad * pad)
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return TRUE;
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}
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/* sinkpad functions */
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static gboolean
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gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
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GstEvent * event)
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{
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GstStreamSynchronizer *self = GST_STREAM_SYNCHRONIZER (parent);
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gboolean ret = FALSE;
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GST_LOG_OBJECT (pad, "Handling event %s: %" GST_PTR_FORMAT,
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GST_EVENT_TYPE_NAME (event), event);
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switch (GST_EVENT_TYPE (event)) {
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case GST_EVENT_STREAM_START:
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static void
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gst_stream_synchronizer_handle_stream_start (GstStreamSynchronizer * self,
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GstPad * pad, GstEvent * event)
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{
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GstSyncStream *stream, *ostream;
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guint32 seqnum = gst_event_get_seqnum (event);
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@ -422,14 +412,14 @@ gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
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stream->wait = FALSE;
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gst_syncstream_unref (stream);
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GST_STREAM_SYNCHRONIZER_UNLOCK (self);
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break;
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return;
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}
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} else if (group_id == self->group_id) {
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GST_DEBUG_OBJECT (pad, "Stream %d belongs to running group %d, "
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"no waiting", stream->stream_number, group_id);
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gst_syncstream_unref (stream);
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GST_STREAM_SYNCHRONIZER_UNLOCK (self);
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break;
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return;
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}
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GST_DEBUG_OBJECT (pad, "Stream %d changed", stream->stream_number);
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@ -451,8 +441,7 @@ gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
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if (have_group_id)
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GST_DEBUG_OBJECT (self,
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"All streams have changed to group id %u -- unblocking",
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group_id);
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"All streams have changed to group id %u -- unblocking", group_id);
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else
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GST_DEBUG_OBJECT (self, "All streams have changed -- unblocking");
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@ -512,13 +501,18 @@ gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
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gst_syncstream_unref (stream);
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GST_STREAM_SYNCHRONIZER_UNLOCK (self);
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break;
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}
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case GST_EVENT_SEGMENT:{
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/* Returns FALSE if the event was handled and shouldn't be propagated */
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static gboolean
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gst_stream_synchronizer_handle_segment (GstStreamSynchronizer * self,
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GstPad * pad, GstEvent ** event)
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{
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GstSyncStream *stream;
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GstSegment segment;
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gst_event_copy_segment (event, &segment);
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gst_event_copy_segment (*event, &segment);
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GST_STREAM_SYNCHRONIZER_LOCK (self);
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@ -526,8 +520,8 @@ gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
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if (self->shutdown) {
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GST_STREAM_SYNCHRONIZER_UNLOCK (self);
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gst_event_unref (event);
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goto done;
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gst_event_unref (*event);
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return FALSE;
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}
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stream = gst_streamsync_pad_get_stream (pad);
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@ -543,7 +537,7 @@ gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
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gst_segment_copy_into (&segment, &stream->segment);
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GST_DEBUG_OBJECT (pad, "Segment now is: %" GST_SEGMENT_FORMAT,
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&stream->segment);
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stream->segment_seqnum = gst_event_get_seqnum (event);
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stream->segment_seqnum = gst_event_get_seqnum (*event);
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GST_DEBUG_OBJECT (pad, "Stream start running time: %" GST_TIME_FORMAT,
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GST_TIME_ARGS (stream->segment.base));
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@ -552,8 +546,8 @@ gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
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tmpev = gst_event_new_segment (&stream->segment);
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gst_event_set_seqnum (tmpev, stream->segment_seqnum);
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gst_event_unref (event);
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event = tmpev;
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gst_event_unref (*event);
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*event = tmpev;
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}
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} else if (stream) {
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GST_WARNING_OBJECT (pad, "Non-TIME segment: %s",
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@ -562,22 +556,14 @@ gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
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}
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gst_syncstream_unref (stream);
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GST_STREAM_SYNCHRONIZER_UNLOCK (self);
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break;
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}
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case GST_EVENT_FLUSH_START:{
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GstSyncStream *stream;
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GST_STREAM_SYNCHRONIZER_LOCK (self);
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stream = gst_streamsync_pad_get_stream (pad);
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self->eos = FALSE;
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GST_DEBUG_OBJECT (pad, "Flushing streams");
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stream->flushing = TRUE;
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g_cond_broadcast (&stream->stream_finish_cond);
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gst_syncstream_unref (stream);
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GST_STREAM_SYNCHRONIZER_UNLOCK (self);
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break;
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return TRUE;
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}
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case GST_EVENT_FLUSH_STOP:{
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static void
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gst_stream_synchronizer_handle_flush_stop (GstStreamSynchronizer * self,
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GstPad * pad, GstEvent * event)
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{
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GstSyncStream *stream;
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GList *l;
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GstClockTime new_group_start_time = 0;
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@ -619,8 +605,7 @@ gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
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gst_segment_to_running_time (&ostream->segment,
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GST_FORMAT_TIME, ostream->segment.stop);
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new_group_start_time =
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MAX (new_group_start_time, start_running_time);
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new_group_start_time = MAX (new_group_start_time, start_running_time);
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}
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}
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@ -633,27 +618,14 @@ gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
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gst_syncstream_unref (stream);
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GST_STREAM_SYNCHRONIZER_UNLOCK (self);
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break;
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}
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/* unblocking EOS wait when track switch. */
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case GST_EVENT_CUSTOM_DOWNSTREAM_OOB:{
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if (gst_event_has_name (event, "playsink-custom-video-flush")
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|| gst_event_has_name (event, "playsink-custom-audio-flush")
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|| gst_event_has_name (event, "playsink-custom-subtitle-flush")) {
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GstSyncStream *stream;
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GST_STREAM_SYNCHRONIZER_LOCK (self);
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stream = gst_streamsync_pad_get_stream (pad);
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stream->is_eos = FALSE;
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stream->eos_sent = FALSE;
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stream->wait = FALSE;
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g_cond_broadcast (&stream->stream_finish_cond);
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gst_syncstream_unref (stream);
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GST_STREAM_SYNCHRONIZER_UNLOCK (self);
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}
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break;
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}
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case GST_EVENT_EOS:{
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static gboolean
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gst_stream_synchronizer_handle_eos (GstStreamSynchronizer * self, GstPad * pad,
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GstEvent * event)
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{
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gboolean ret = FALSE;
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GstSyncStream *stream;
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GList *l;
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gboolean all_eos = TRUE;
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@ -749,6 +721,69 @@ gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
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gst_event_unref (event);
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gst_syncstream_unref (stream);
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GST_STREAM_SYNCHRONIZER_UNLOCK (self);
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return ret;
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}
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/* sinkpad functions */
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static gboolean
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gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
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GstEvent * event)
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{
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GstStreamSynchronizer *self = GST_STREAM_SYNCHRONIZER (parent);
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gboolean ret = FALSE;
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GST_LOG_OBJECT (pad, "Handling event %s: %" GST_PTR_FORMAT,
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GST_EVENT_TYPE_NAME (event), event);
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switch (GST_EVENT_TYPE (event)) {
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case GST_EVENT_STREAM_START:
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{
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gst_stream_synchronizer_handle_stream_start (self, pad, event);
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break;
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}
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case GST_EVENT_SEGMENT:{
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if (!gst_stream_synchronizer_handle_segment (self, pad, &event))
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goto done;
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break;
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}
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case GST_EVENT_FLUSH_START:{
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GstSyncStream *stream;
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GST_STREAM_SYNCHRONIZER_LOCK (self);
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stream = gst_streamsync_pad_get_stream (pad);
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self->eos = FALSE;
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GST_DEBUG_OBJECT (pad, "Flushing streams");
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stream->flushing = TRUE;
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g_cond_broadcast (&stream->stream_finish_cond);
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gst_syncstream_unref (stream);
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GST_STREAM_SYNCHRONIZER_UNLOCK (self);
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break;
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}
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case GST_EVENT_FLUSH_STOP:{
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gst_stream_synchronizer_handle_flush_stop (self, pad, event);
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break;
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}
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/* unblocking EOS wait when track switch. */
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case GST_EVENT_CUSTOM_DOWNSTREAM_OOB:{
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if (gst_event_has_name (event, "playsink-custom-video-flush")
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|| gst_event_has_name (event, "playsink-custom-audio-flush")
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|| gst_event_has_name (event, "playsink-custom-subtitle-flush")) {
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GstSyncStream *stream;
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GST_STREAM_SYNCHRONIZER_LOCK (self);
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stream = gst_streamsync_pad_get_stream (pad);
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stream->is_eos = FALSE;
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stream->eos_sent = FALSE;
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stream->wait = FALSE;
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g_cond_broadcast (&stream->stream_finish_cond);
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gst_syncstream_unref (stream);
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GST_STREAM_SYNCHRONIZER_UNLOCK (self);
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}
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break;
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}
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case GST_EVENT_EOS:{
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ret = gst_stream_synchronizer_handle_eos (self, pad, event);
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goto done;
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}
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default:
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