[opus] FEC monitoring

Julien Chavanton jchavanton at gmail.com
Mon Jan 5 02:42:10 PST 2015

I think I can use,

Request for Comments: 6716
Definition of the Opus Audio Codec

Could be useful for VAD as well !

On Mon, Jan 5, 2015 at 11:28 AM, Julien Chavanton <jchavanton at gmail.com>

> Hi,
> I would like to monitor FEC usage in order to include it in RTCP EX or
> calculate MOS estimation, etc.
> However the Opus codec library does not seem to expose such information.
> "Was LBRR found and used or was it PLC ?"
> I saw in WebRTC that they are using a technique to parse the "frame header"
> WebRtcOpus_PacketHasFec()
> It this something that is supported ?
> What would you recommend
> Regards
> Julien
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