Re: [rtcweb] Agenda time request for draft-marjou-rtcweb-audio-codecs-for-interop-01
Alex Agranovsky <alex@voxeo.com> Wed, 13 March 2013 13:25 UTC
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Date: Wed, 13 Mar 2013 09:25:11 -0400
From: Alex Agranovsky <alex@voxeo.com>
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Subject: Re: [rtcweb] Agenda time request for draft-marjou-rtcweb-audio-codecs-for-interop-01
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It's hard to imagine a situation in which AMR/AMR-WB will be available at no cost to the browser, considering royalties involved. http://www.voiceage.com/amr_faqs.php#11 And if we limit the requirement only to those who have paid ... it's not really 'mandatory'. - Alex On 3/13/13 9:14 AM, Xavier Marjou wrote: > > Here is a summary of the > draft-marjou-rtcweb-audio-codecs-for-interop-00 presentation that I > had prepared for yesterday's session: > > - The co-authors want to underline that non-WebRTC voice endpoints > usually use one of the following codecs: AMR, AMR-WB or G.722, which > will result in massive transcoding when there will be communications > between WebRTC endpoints and non-WebRTC endpoints. > > - On one side, transcoding is bad for many reasons discussed in the > draft (cost issues, intrinsic quality degradation, degraded > interactivity, fallback from HD to G.711...); > > - On the other side, it is recognized that implementing additional > codecs in the browsers can generate additional costs. > > - In order to reach a compromise, we would like to add some text in > the WG draft draft-ietf-rtcweb-audio providing incentives for the > browser to use these three codecs: make them mandatory to implement > when there is no cost impact on the browser (e.g. if codec already > installed, paid by the device vendor...). > > Any opinion on that? > > Cheers, > > Xavier > > PS: I will be ready to present the slides on Thursday if time permits it. > > (c.f. http://tools.ietf.org/agenda/86/slides/slides-86-rtcweb-6.pdf ) > > > > On Thu, Mar 7, 2013 at 11:18 AM, Ted Hardie <ted.ietf@gmail.com > <mailto:ted.ietf@gmail.com>> wrote: > > Magnus and I discussed this this morning, and we encourage you to > prepare something. If the discussion of working group last call items > runs short, we may be able to fit this in at that time or at the end > of day one if its full agenda his finished. This is not a commitment, > however, so please try and get discussion on the list on the points > from the draft you feel need resolution. > > regards, > > Ted > > > On Mon, Mar 4, 2013 at 2:31 PM, Espen Berger (espeberg) > <espeberg@cisco.com <mailto:espeberg@cisco.com>> wrote: > > Hello, > > > > > > > > I would like to request agenda time for: > > > > > > > > draft-marjou-rtcweb-audio-codecs-for-interop-01 > > > > > > > > The document presents use-cases underlining why WebRTC needs > AMR-WB, AMR > > and G.722 as additional relevant voice codecs to satisfactorily > ensure > > interoperability with existing systems. > > > > > > > > A 10-minute time slot should be sufficient for presentation and > discussion. > > > > > > > > Regards > > > > > > > > -Espen > > > > > > > > > > > > > > _______________________________________________ > > rtcweb mailing list > > rtcweb@ietf.org <mailto:rtcweb@ietf.org> > > https://www.ietf.org/mailman/listinfo/rtcweb > > > _______________________________________________ > rtcweb mailing list > rtcweb@ietf.org <mailto:rtcweb@ietf.org> > https://www.ietf.org/mailman/listinfo/rtcweb > > > > > _______________________________________________ > rtcweb mailing list > rtcweb@ietf.org > https://www.ietf.org/mailman/listinfo/rtcweb
- [rtcweb] Agenda time request for draft-marjou-rtc… Espen Berger (espeberg)
- Re: [rtcweb] Agenda time request for draft-marjou… Stefan Håkansson LK
- Re: [rtcweb] Agenda time request for draft-marjou… Markus.Isomaki
- Re: [rtcweb] Agenda time request for draft-marjou… Paul Coverdale
- Re: [rtcweb] Agenda time request for draft-marjou… Ted Hardie
- Re: [rtcweb] Agenda time request for draft-marjou… Harald Alvestrand
- Re: [rtcweb] Agenda time request for draft-marjou… Xavier Marjou
- Re: [rtcweb] Agenda time request for draft-marjou… Alex Agranovsky
- Re: [rtcweb] Agenda time request for draft-marjou… Bogineni, Kalyani
- Re: [rtcweb] Agenda time request for draft-marjou… Ron
- Re: [rtcweb] Agenda time request for draft-marjou… Andrew Allen
- Re: [rtcweb] Agenda time request for draft-marjou… Bogineni, Kalyani
- Re: [rtcweb] Agenda time request for draft-marjou… Olle E. Johansson
- Re: [rtcweb] Agenda time request for draft-marjou… Olle E. Johansson
- Re: [rtcweb] Agenda time request for draft-marjou… Xavier Marjou
- Re: [rtcweb] Agenda time request for draft-marjou… Bogineni, Kalyani
- Re: [rtcweb] Agenda time request for draft-marjou… Andrew Allen
- Re: [rtcweb] Agenda time request for draft-marjou… Xavier Marjou
- Re: [rtcweb] Agenda time request for draft-marjou… Olle E. Johansson
- Re: [rtcweb] Agenda time request for draft-marjou… Andrew Allen
- Re: [rtcweb] Agenda time request for draft-marjou… Olle E. Johansson
- Re: [rtcweb] Agenda time request for draft-marjou… 'Ron'
- Re: [rtcweb] Agenda time request for draft-marjou… Tim Panton
- Re: [rtcweb] Agenda time request for draft-marjou… Ron
- Re: [rtcweb] Agenda time request for draft-marjou… stephane.proust
- Re: [rtcweb] Agenda time request for draft-marjou… Roman Shpount
- Re: [rtcweb] Agenda time request for draft-marjou… Andrew Allen
- Re: [rtcweb] Agenda time request for draft-marjou… DRAGE, Keith (Keith)
- Re: [rtcweb] Agenda time request for draft-marjou… Bogineni, Kalyani
- Re: [rtcweb] Agenda time request for draft-marjou… Adam Roach
- Re: [rtcweb] Agenda time request for draft-marjou… Roman Shpount
- Re: [rtcweb] Agenda time request for draft-marjou… Andrew Allen
- Re: [rtcweb] Agenda time request for draft-marjou… Andrew Allen
- Re: [rtcweb] Agenda time request for draft-marjou… Cameron Byrne
- Re: [rtcweb] Agenda time request for draft-marjou… Andrew Allen
- Re: [rtcweb] Agenda time request for draft-marjou… Hutton, Andrew
- Re: [rtcweb] Agenda time request for draft-marjou… Jean-Marc Valin
- Re: [rtcweb] Agenda time request for draft-marjou… Jean-Marc Valin
- Re: [rtcweb] Agenda time request for draft-marjou… Tim Panton
- Re: [rtcweb] Agenda time request for draft-marjou… stephane.proust
- Re: [rtcweb] Agenda time request for draft-marjou… Jean-Marc Valin
- Re: [rtcweb] Agenda time request for draft-marjou… Jean-Marc Valin
- Re: [rtcweb] Agenda time request for draft-marjou… Tim Panton
- Re: [rtcweb] Agenda time request for draft-marjou… Roman Shpount
- Re: [rtcweb] Agenda time request for draft-marjou… Michael Procter
- Re: [rtcweb] Agenda time request for draft-marjou… Markus.Isomaki
- Re: [rtcweb] Agenda time request for draft-marjou… DRAGE, Keith (Keith)
- Re: [rtcweb] Agenda time request for draft-marjou… stephane.proust
- Re: [rtcweb] Agenda time request for draft-marjou… Andrew Allen
- Re: [rtcweb] Agenda time request for draft-marjou… stephane.proust
- Re: [rtcweb] Agenda time request for draft-marjou… Hadriel Kaplan
- Re: [rtcweb] Agenda time request for draft-marjou… Jean-Marc Valin
- Re: [rtcweb] Agenda time request for draft-marjou… Olle E. Johansson
- Re: [rtcweb] Agenda time request for draft-marjou… Stefan Håkansson LK
- Re: [rtcweb] Agenda time request for draft-marjou… Olle E. Johansson
- Re: [rtcweb] Agenda time request for draft-marjou… Stefan Håkansson LK
- Re: [rtcweb] Agenda time request for draft-marjou… Tim Panton
- Re: [rtcweb] Agenda time request for draft-marjou… stephane.proust
- Re: [rtcweb] Agenda time request for draft-marjou… Espen Berger (espeberg)
- Re: [rtcweb] Agenda time request for draft-marjou… Koen Vos
- Re: [rtcweb] Agenda time request for draft-marjou… Roman Shpount
- Re: [rtcweb] Agenda time request for draft-marjou… Koen Vos
- Re: [rtcweb] Agenda time request for draft-marjou… Andrew Allen
- Re: [rtcweb] Agenda time request for draft-marjou… Roman Shpount
- Re: [rtcweb] Agenda time request for draft-marjou… Hadriel Kaplan
- Re: [rtcweb] Agenda time request for draft-marjou… R.Jesske
- Re: [rtcweb] Agenda time request for draft-marjou… Adam Roach
- Re: [rtcweb] Agenda time request for draft-marjou… Xavier Marjou
- Re: [rtcweb] Agenda time request for draft-marjou… Andrew Allen
- Re: [rtcweb] Agenda time request for draft-marjou… Andrew Allen
- Re: [rtcweb] Agenda time request for draft-marjou… stephane.proust
- Re: [rtcweb] Agenda time request for draft-marjou… Andrew Allen
- Re: [rtcweb] Agenda time request for draft-marjou… Ralph Giles
- Re: [rtcweb] Agenda time request for draft-marjou… stephane.proust
- Re: [rtcweb] Agenda time request for draft-marjou… Andrew Allen
- Re: [rtcweb] Agenda time request for draft-marjou… Bogineni, Kalyani
- Re: [rtcweb] Agenda time request for draft-marjou… Adam Roach
- Re: [rtcweb] Agenda time request for draft-marjou… Roman Shpount
- Re: [rtcweb] Agenda time request for draft-marjou… Bernhard.Feiten
- Re: [rtcweb] Agenda time request for draft-marjou… Andrew Allen
- Re: [rtcweb] Agenda time request for draft-marjou… Koen Vos
- Re: [rtcweb] Agenda time request for draft-marjou… Jean-Marc Valin
- Re: [rtcweb] Agenda time request for draft-marjou… DRAGE, Keith (Keith)