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matroskademux: tune non-update seek handling cases

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Fixes #661049.
This commit is contained in:
Mark Nauwelaerts 2011-10-06 13:04:54 +02:00
parent c603bf9891
commit 4924308d02
1 changed files with 20 additions and 7 deletions
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27
gst/matroska/matroska-demux.c
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@ -1904,7 +1904,7 @@ gst_matroska_demux_handle_seek_event (GstMatroskaDemux * demux,
gint64 cur, stop;
GstMatroskaTrackContext *track = NULL;
GstSegment seeksegment = { 0, };
gboolean update;
gboolean update = TRUE;
if (pad)
track = gst_pad_get_element_private (pad);
@ -1936,8 +1936,19 @@ gst_matroska_demux_handle_seek_event (GstMatroskaDemux * demux,
}
}
flush = !!(flags & GST_SEEK_FLAG_FLUSH);
keyunit = !!(flags & GST_SEEK_FLAG_KEY_UNIT);
GST_DEBUG_OBJECT (demux, "New segment %" GST_SEGMENT_FORMAT, &seeksegment);
if (!update) {
/* only have to update some segment,
* but also still have to honour flush and so on */
GST_DEBUG_OBJECT (demux, "... no update");
/* bad goto, bad ... */
goto next;
}
/* check sanity before we start flushing and all that */
GST_OBJECT_LOCK (demux);
track = gst_matroska_read_common_get_seek_track (&demux->common, track);
@ -1962,9 +1973,7 @@ gst_matroska_demux_handle_seek_event (GstMatroskaDemux * demux,
entry->pos + demux->common.ebml_segment_start);
}
flush = ! !(flags & GST_SEEK_FLAG_FLUSH);
keyunit = ! !(flags & GST_SEEK_FLAG_KEY_UNIT);
next:
if (flush) {
GST_DEBUG_OBJECT (demux, "Starting flush");
gst_pad_push_event (demux->common.sinkpad, gst_event_new_flush_start ());
@ -1973,6 +1982,9 @@ gst_matroska_demux_handle_seek_event (GstMatroskaDemux * demux,
GST_DEBUG_OBJECT (demux, "Non-flushing seek, pausing task");
gst_pad_pause_task (demux->common.sinkpad);
}
/* ouch */
if (!update)
goto exit;
/* now grab the stream lock so that streaming cannot continue, for
* non flushing seeks when the element is in PAUSED this could block
@ -2007,11 +2019,12 @@ gst_matroska_demux_handle_seek_event (GstMatroskaDemux * demux,
seeksegment.time = entry->time - demux->stream_start_time;
}
exit:
if (flush) {
GST_DEBUG_OBJECT (demux, "Stopping flush");
gst_pad_push_event (demux->common.sinkpad, gst_event_new_flush_stop ());
gst_matroska_demux_send_event (demux, gst_event_new_flush_stop ());
} else if (demux->segment_running) {
} else if (demux->segment_running && update) {
GST_DEBUG_OBJECT (demux, "Closing currently running segment");
GST_OBJECT_LOCK (demux);
@ -2032,7 +2045,7 @@ gst_matroska_demux_handle_seek_event (GstMatroskaDemux * demux,
GST_OBJECT_UNLOCK (demux);
/* update some (segment) state */
if (!gst_matroska_demux_move_to_entry (demux, entry, TRUE))
if (update && !gst_matroska_demux_move_to_entry (demux, entry, TRUE))
goto seek_error;
/* notify start of new segment */
@ -2047,7 +2060,7 @@ gst_matroska_demux_handle_seek_event (GstMatroskaDemux * demux,
GST_OBJECT_LOCK (demux);
if (demux->new_segment)
gst_event_unref (demux->new_segment);
demux->new_segment = gst_event_new_new_segment_full (FALSE,
demux->new_segment = gst_event_new_new_segment_full (!update,
demux->common.segment.rate, demux->common.segment.applied_rate,
demux->common.segment.format, demux->common.segment.start,
demux->common.segment.stop, demux->common.segment.time);