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tsdemux: Unify duration querying code

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And properly use it in the SEEKING query.

Fixes seeking with gst-play
This commit is contained in:
Edward Hervey 2015-04-17 15:30:29 +02:00 committed by Edward Hervey
parent 89e2a5fe75
commit b80ae9cdcd
1 changed files with 31 additions and 16 deletions
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47
gst/mpegtsdemux/tsdemux.c
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@ -454,6 +454,25 @@ gst_ts_demux_get_property (GObject * object, guint prop_id,
}
}
static gboolean
gst_ts_demux_get_duration (GstTSDemux * demux, GstClockTime * dur)
{
MpegTSBase *base = (MpegTSBase *) demux;
gboolean res = FALSE;
gint64 val;
/* Get total size in bytes */
if (gst_pad_peer_query_duration (base->sinkpad, GST_FORMAT_BYTES, &val)) {
/* Convert it to duration */
*dur =
mpegts_packetizer_offset_to_ts (base->packetizer, val,
demux->program->pcr_pid);
if (GST_CLOCK_TIME_IS_VALID (*dur))
res = TRUE;
}
return res;
}
static gboolean
gst_ts_demux_srcpad_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
@ -472,20 +491,11 @@ gst_ts_demux_srcpad_query (GstPad * pad, GstObject * parent, GstQuery * query)
gst_query_parse_duration (query, &format, NULL);
if (format == GST_FORMAT_TIME) {
if (!gst_pad_peer_query (base->sinkpad, query)) {
gint64 val;
format = GST_FORMAT_BYTES;
if (!gst_pad_peer_query_duration (base->sinkpad, format, &val))
GstClockTime dur;
if (gst_ts_demux_get_duration (demux, &dur))
gst_query_set_duration (query, GST_FORMAT_TIME, dur);
else
res = FALSE;
else {
GstClockTime dur =
mpegts_packetizer_offset_to_ts (base->packetizer, val,
demux->program->pcr_pid);
if (GST_CLOCK_TIME_IS_VALID (dur))
gst_query_set_duration (query, GST_FORMAT_TIME, dur);
else
res = FALSE;
}
}
} else {
GST_DEBUG_OBJECT (demux, "only query duration on TIME is supported");
@ -521,6 +531,7 @@ gst_ts_demux_srcpad_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
GST_DEBUG ("query seeking");
gst_query_parse_seeking (query, &format, NULL, NULL, NULL);
GST_DEBUG ("asked for format %s", gst_format_get_name (format));
if (format == GST_FORMAT_TIME) {
gboolean seekable = FALSE;
@ -529,9 +540,13 @@ gst_ts_demux_srcpad_query (GstPad * pad, GstObject * parent, GstQuery * query)
/* If upstream is not seekable in TIME format we use
* our own values here */
if (!seekable)
gst_query_set_seeking (query, GST_FORMAT_TIME, TRUE, 0,
demux->segment.duration);
if (!seekable) {
GstClockTime dur;
if (gst_ts_demux_get_duration (demux, &dur)) {
gst_query_set_seeking (query, GST_FORMAT_TIME, TRUE, 0, dur);
GST_DEBUG ("Gave duration: %" GST_TIME_FORMAT, GST_TIME_ARGS (dur));
}
}
} else {
GST_DEBUG_OBJECT (demux, "only TIME is supported for query seeking");
res = FALSE;