Re: [AVT] Requesting feedback on new CELT codec

["Even, Roni" <roni.even at polycom.co.il>]

Jean-Marc,
I looked at your web site. Note that the ITU-T approved G.719 which is a
low complexity full band codec (40kHz) at rates from 32 - 128 kbit/s

Roni Even

> -----Original Message-----
> From: avt-bounces at ietf.org [mailto:avt-bounces at ietf.org] On Behalf Of
> Christian Hoene
> Sent: Saturday, July 26, 2008 8:51 PM
> To: 'Jean-Marc Valin'
> Cc: avt at ietf.org
> Subject: Re: [AVT] Requesting feedback on new CELT codec
> 
> Hello Jean-Marc,
> 
> Great work!
> 
> I would suggest you to support multiple coding rates (from 16 to 200)
> and
> various coding delays ranging from 2ms (for interactive ensemble
> performances) to higher delays (e.g., 40ms if the is beneficial for
the
> audio quality).
> 
> Then, various application scenarios and the use of CELT over
congestion
> aware transport protocols like DCCP or TCP would make sense.
> 
> With best regards,
> 
>  Christian Hoene
> 
> 
> 
> 
> > -----Original Message-----
> > From: avt-bounces at ietf.org [mailto:avt-bounces at ietf.org] On Behalf
Of
> > Jean-Marc Valin
> > Sent: Tuesday, July 22, 2008 5:55 AM
> > To: IETF AVT WG
> > Subject: [AVT] Requesting feedback on new CELT codec
> >
> > Hi everyone (bit of background, I'm the author of the Speex speech
> > codec),
> >
> > I have been working on a new codec called CELT. It is not a
successor
> > to
> > Speex, but a much higher quality codec (44.1/48 kHz) with very low
> > delay
> > (<10 ms) and rates in the 32-200 kbps range. The bit-stream isn't
> > frozen
> > yet and before I freeze it, I would be very interested in feedback.
> Is
> > there anything I could add (or remove) to make everyone's life
> easier.
> > Any application I'm not considering?
> >
> > The website is http://www.celt-codec.org/ and it includes some
> > comparisons and audio samples. Like Speex, CELT is completely open.
> >
> > Cheers,
> >
> > 	Jean-Marc
> > _______________________________________________
> > Audio/Video Transport Working Group
> > avt at ietf.org
> > https://www.ietf.org/mailman/listinfo/avt
> 
> _______________________________________________
> Audio/Video Transport Working Group
> avt at ietf.org
> https://www.ietf.org/mailman/listinfo/avt
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