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rtpbasedepay: indicate packet loss using GAP event

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This commit is contained in:
Mark Nauwelaerts 2012-09-05 12:00:50 +02:00
parent b3545604c0
commit bd67736851
1 changed files with 7 additions and 8 deletions
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15
gst-libs/gst/rtp/gstrtpbasedepayload.c
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@ -416,8 +416,8 @@ gst_rtp_base_depayload_handle_event (GstRTPBaseDepayload * filter,
if (gst_event_has_name (event, "GstRTPPacketLost")) {
/* we get this event from the jitterbuffer when it considers a packet as
* being lost. We send it to our packet_lost vmethod. The default
* implementation will make time progress by pushing out a NEWSEGMENT
* update event. Subclasses can override and to one of the following:
* implementation will make time progress by pushing out a GAP event.
* Subclasses can override and to one of the following:
* - Adjust timestamp/duration to something more accurate before
* calling the parent (default) packet_lost method.
* - do some more advanced error concealing on the already received
@ -461,8 +461,7 @@ gst_rtp_base_depayload_handle_sink_event (GstPad * pad, GstObject * parent,
}
static GstEvent *
create_segment_event (GstRTPBaseDepayload * filter, gboolean update,
GstClockTime position)
create_segment_event (GstRTPBaseDepayload * filter, GstClockTime position)
{
GstEvent *event;
GstClockTime stop;
@ -552,7 +551,7 @@ gst_rtp_base_depayload_prepare_push (GstRTPBaseDepayload * filter,
if (G_UNLIKELY (filter->need_newsegment)) {
GstEvent *event;
event = create_segment_event (filter, FALSE, 0);
event = create_segment_event (filter, 0);
gst_pad_push_event (filter->srcpad, event);
@ -617,7 +616,7 @@ gst_rtp_base_depayload_push_list (GstRTPBaseDepayload * filter,
return res;
}
/* convert the PacketLost event form a jitterbuffer to a segment update.
/* convert the PacketLost event form a jitterbuffer to a GAP event.
* subclasses can override this. */
static gboolean
gst_rtp_base_depayload_packet_lost (GstRTPBaseDepayload * filter,
@ -640,8 +639,8 @@ gst_rtp_base_depayload_packet_lost (GstRTPBaseDepayload * filter,
if (duration != -1)
position += duration;
/* update the current segment with the elapsed time */
sevent = create_segment_event (filter, TRUE, position);
/* send GAP event */
sevent = gst_event_new_gap (timestamp, duration);
return gst_pad_push_event (filter->srcpad, sevent);
}