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qtdemux: Store the segment sequence number in the EOS events and SEGMENT_DONE events/message

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Also instead of storing it per stream, store it globally in the demuxer. It's
the same for each stream anyway.

https://bugzilla.gnome.org/show_bug.cgi?id=765806
This commit is contained in:
Sebastian Dröge 2016-04-29 15:04:11 +03:00
parent 3b7df52c86
commit e0b26059ae
2 changed files with 48 additions and 19 deletions
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66
gst/isomp4/qtdemux.c
View file

@ -314,7 +314,6 @@ struct _QtDemuxStream
/* the Gst segment we are processing out, used for clipping */
GstSegment segment;
guint32 segment_seqnum; /* segment event seqnum obtained from seek */
/* quicktime segments */
guint32 n_segments;
@ -1496,6 +1495,7 @@ gst_qtdemux_perform_seek (GstQTDemux * qtdemux, GstSegment * segment,
/* and set all streams to the final position */
gst_flow_combiner_reset (qtdemux->flowcombiner);
qtdemux->segment_seqnum = seqnum;
for (n = 0; n < qtdemux->n_streams; n++) {
QtDemuxStream *stream = qtdemux->streams[n];
@ -1505,7 +1505,6 @@ gst_qtdemux_perform_seek (GstQTDemux * qtdemux, GstSegment * segment,
stream->offset_in_sample = 0;
stream->segment_index = -1;
stream->sent_eos = FALSE;
stream->segment_seqnum = seqnum;
if (segment->flags & GST_SEEK_FLAG_FLUSH)
gst_segment_init (&stream->segment, GST_FORMAT_TIME);
@ -1979,6 +1978,7 @@ gst_qtdemux_reset (GstQTDemux * qtdemux, gboolean hard)
qtdemux->offset = 0;
gst_adapter_clear (qtdemux->adapter);
gst_segment_init (&qtdemux->segment, GST_FORMAT_TIME);
qtdemux->segment_seqnum = 0;
if (hard) {
for (n = 0; n < qtdemux->n_streams; n++) {
@ -2007,7 +2007,6 @@ gst_qtdemux_reset (GstQTDemux * qtdemux, gboolean hard)
gst_flow_combiner_reset (qtdemux->flowcombiner);
for (n = 0; n < qtdemux->n_streams; n++) {
qtdemux->streams[n]->sent_eos = FALSE;
qtdemux->streams[n]->segment_seqnum = 0;
qtdemux->streams[n]->time_position = 0;
qtdemux->streams[n]->accumulated_base = 0;
}
@ -4483,8 +4482,8 @@ gst_qtdemux_activate_segment (GstQTDemux * qtdemux, QtDemuxStream * stream,
/* now prepare and send the segment */
if (stream->pad) {
event = gst_event_new_segment (&stream->segment);
if (stream->segment_seqnum) {
gst_event_set_seqnum (event, stream->segment_seqnum);
if (qtdemux->segment_seqnum) {
gst_event_set_seqnum (event, qtdemux->segment_seqnum);
}
gst_pad_push_event (stream->pad, event);
/* assume we can send more data now */
@ -4810,10 +4809,15 @@ gst_qtdemux_sync_streams (GstQTDemux * demux)
GST_TIME_ARGS (demux->segment.position), GST_TIME_ARGS (end_time));
if (GST_CLOCK_TIME_IS_VALID (end_time)
&& (end_time + 2 * GST_SECOND < demux->segment.position)) {
GstEvent *event;
GST_DEBUG_OBJECT (demux, "sending EOS for stream %s",
GST_PAD_NAME (stream->pad));
stream->sent_eos = TRUE;
gst_pad_push_event (stream->pad, gst_event_new_eos ());
event = gst_event_new_eos ();
if (demux->segment_seqnum)
gst_event_set_seqnum (event, demux->segment_seqnum);
gst_pad_push_event (stream->pad, event);
}
}
}
@ -5590,25 +5594,44 @@ pause:
stop = qtdemux->segment.duration;
if (qtdemux->segment.rate >= 0) {
GstMessage *message;
GstEvent *event;
GST_LOG_OBJECT (qtdemux, "Sending segment done, at end of segment");
gst_element_post_message (GST_ELEMENT_CAST (qtdemux),
gst_message_new_segment_done (GST_OBJECT_CAST (qtdemux),
GST_FORMAT_TIME, stop));
gst_qtdemux_push_event (qtdemux,
gst_event_new_segment_done (GST_FORMAT_TIME, stop));
message = gst_message_new_segment_done (GST_OBJECT_CAST (qtdemux),
GST_FORMAT_TIME, stop);
event = gst_event_new_segment_done (GST_FORMAT_TIME, stop);
if (qtdemux->segment_seqnum) {
gst_message_set_seqnum (message, qtdemux->segment_seqnum);
gst_event_set_seqnum (event, qtdemux->segment_seqnum);
}
gst_element_post_message (GST_ELEMENT_CAST (qtdemux), message);
gst_qtdemux_push_event (qtdemux, event);
} else {
GstMessage *message;
GstEvent *event;
/* For Reverse Playback */
GST_LOG_OBJECT (qtdemux, "Sending segment done, at start of segment");
gst_element_post_message (GST_ELEMENT_CAST (qtdemux),
gst_message_new_segment_done (GST_OBJECT_CAST (qtdemux),
GST_FORMAT_TIME, qtdemux->segment.start));
gst_qtdemux_push_event (qtdemux,
gst_event_new_segment_done (GST_FORMAT_TIME,
qtdemux->segment.start));
message = gst_message_new_segment_done (GST_OBJECT_CAST (qtdemux),
GST_FORMAT_TIME, qtdemux->segment.start);
event = gst_event_new_segment_done (GST_FORMAT_TIME,
qtdemux->segment.start);
if (qtdemux->segment_seqnum) {
gst_message_set_seqnum (message, qtdemux->segment_seqnum);
gst_event_set_seqnum (event, qtdemux->segment_seqnum);
}
gst_element_post_message (GST_ELEMENT_CAST (qtdemux), message);
gst_qtdemux_push_event (qtdemux, event);
}
} else {
GstEvent *event;
GST_LOG_OBJECT (qtdemux, "Sending EOS at end of segment");
gst_qtdemux_push_event (qtdemux, gst_event_new_eos ());
event = gst_event_new_eos ();
if (qtdemux->segment_seqnum)
gst_event_set_seqnum (event, qtdemux->segment_seqnum);
gst_qtdemux_push_event (qtdemux, event);
}
} else if (ret == GST_FLOW_NOT_LINKED || ret < GST_FLOW_EOS) {
GST_ELEMENT_ERROR (qtdemux, STREAM, FAILED,
@ -10849,8 +10872,13 @@ qtdemux_expose_streams (GstQTDemux * qtdemux)
for (iter = oldpads; iter; iter = g_slist_next (iter)) {
GstPad *oldpad = iter->data;
GstEvent *event;
gst_pad_push_event (oldpad, gst_event_new_eos ());
event = gst_event_new_eos ();
if (qtdemux->segment_seqnum)
gst_event_set_seqnum (event, qtdemux->segment_seqnum);
gst_pad_push_event (oldpad, event);
gst_pad_set_active (oldpad, FALSE);
gst_element_remove_pad (GST_ELEMENT (qtdemux), oldpad);
gst_flow_combiner_remove_pad (qtdemux->flowcombiner, oldpad);

1
gst/isomp4/qtdemux.h
View file

@ -117,6 +117,7 @@ struct _GstQTDemux {
/* configured playback region */
GstSegment segment;
GstEvent *pending_newsegment;
guint32 segment_seqnum;
gboolean upstream_format_is_time; /* qtdemux received upstream
* newsegment in TIME format which likely
* means that upstream is driving the pipeline