Re: [Linphone-developers] question about rtp_session_resync

[Simon Morlat]

Hi,

Le Monday 08 September 2008 20:35:04 Henning Christiansen, vous avez écrit :
> Hi all,
>
> I am using oRTP for voice communication in parallel with SIP protocol.
>
> The following question has come up:
>
> When I receive a "timestamp_jump" indication from oRTP, I call
> "rtp_session_resync" to re-synchronoze to the received RTP streams.
>
> Now, under certain circumstances I receive continuous "timestamp_jump"
> indcations after this.

THis is usually the symptom of a sender that sends wrong timestamps (timestamp 
that increment too much between two packets).
You can check the sender timestamps with wireshark (it 's quite clear).

Simon

>
> How is this possible and how can I overcome this?
>
> Will I have to reset the time stamp values when calling
> "rtp_session_recv_with_ts"?
>
>
>
>
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