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rtpjitterbuffer: update expected timer when possible

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When we receive a packet and we have some missing packets, we can update their
estimated arrival times based on the timestamp difference.
This commit is contained in:
Wim Taymans 2013-09-20 17:48:52 +02:00
parent fdc1ed1680
commit 1760817005
1 changed files with 12 additions and 2 deletions
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14
gst/rtpmanager/gstrtpjitterbuffer.c
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@ -1782,9 +1782,19 @@ calculate_expected (GstRtpJitterBuffer * jitterbuffer, guint32 expected,
expected_dts = priv->last_in_dts + duration; expected_dts = priv->last_in_dts + duration;
if (priv->do_retransmission) { if (priv->do_retransmission) {
TimerData *timer;
type = TIMER_TYPE_EXPECTED; type = TIMER_TYPE_EXPECTED;
/* if we had a timer for the first missing packet, leave it. */ /* if we had a timer for the first missing packet, update it. */
if (find_timer (jitterbuffer, type, expected)) { if ((timer = find_timer (jitterbuffer, type, expected))) {
GstClockTime timeout = timer->timeout;
timer->duration = duration;
if (timeout > expected_dts) {
GstClockTime delay = timeout - expected_dts - timer->rtx_retry;
reschedule_timer (jitterbuffer, timer, timer->seqnum, expected_dts,
delay, TRUE);
}
expected++; expected++;
expected_dts += duration; expected_dts += duration;
} }