Thanks all for your suggestions. I’ve pulled in a slightly edited version of 
the text from Adam, and made the changes suggested by David. I’ll share this 
with the IESG today.

As Keith, Euee, and Monty suggest, there may well be need for further outreach 
to get folks from other SDOs to come join this effort. We can think about 
further liaising if we want (I think there are MPEG folks on the new-work list 
where the chartering announcement was made but I’m not sure). But for this 
liaison response I think we should stick to answering the question that was 
asked.

Thanks,
Alissa

—

Updated text:

We are writing in response to the liaison statement received from ITU-T SG 16 
requesting clarification about the goals the proposed Internet Video Codec 
(NETVC) working group. The NETVC charter uses the word “competitive” in the 
sense of being “comparable" and "commercially interesting to implement."  That 
is, the goal of the working group is to produce a video codec that will need to 
have comparable quality and efficiency as well as have IPR licensing terms make 
it that commercially interesting to deploy widely at the time when the NETVC 
work is finalized.

As the liaison statement notes, there are many concurrent ongoing efforts to 
develop video codecs, and the NETVC work would merely be one additional such 
effort. We do not view the proposed NETVC work as harmful for interoperability, 
but rather as helpful, considering the fact that at present the licensing 
environment creates barriers to full interoperability in many cases. One key 
distinction of the NETVC work is a differentiation between 'licensing terms 
that would enable broad use,' which is a subjective distinction, and 
'royalty-free licensing terms,' which is a factual one. The combination of this 
goal with the goal of achieving quality on par with modern, state-of-the-art 
codecs is what makes NETVC distinctive.


On May 8, 2015, at 6:48 AM, Alissa Cooper <[email protected]> wrote:

> The IESG has received a liaison statement from ITU-T SG 16 concerning the 
> netvc chartering effort: <https://datatracker.ietf.org/liaison/1399/>. I’ve 
> begun drafting a response and would like your input before I bring this back 
> to the IESG. Please suggest edits/additions:
> 
> ---
> 
> We are writing in response to the liaison statement received from ITU-T SG 16 
> requesting clarification about the goals the proposed Internet Video Codec 
> (NETVC) working group. The NETVC charter uses the word “competitive” in the 
> sense of “comparable." That is, the goal of the working group is to produce a 
> codec whose quality and efficiency are comparable to the video codecs in 
> widespread use at the time when the NETVC work is finalized.
> 
> As the liaison statement notes, there are many concurrent ongoing efforts to 
> develop video codecs, and the NETVC work would merely be one additional such 
> effort. We do not view the proposed NETVC work as harmful for 
> interoperability, but rather as helpful, considering the fact that at present 
> the licensing environment creates barriers to full interoperability in many 
> cases. 
> 
> ---
> 
> Thanks,
> Alissa
> 
> 
> Begin forwarded message:
> 
>> From: "TSB SG16 Secretariat, ITU" <[email protected]>
>> Subject: COM 16-LS 156 - Outgoing LS from ITU-T SG 16 (agreed by 
>> correspondence, 4 May 2015)
>> Date: May 4, 2015 at 8:11:34 AM PDT
>> To: "'[email protected]'" <[email protected]>, "[email protected]" 
>> <[email protected]>
>> Cc: "[email protected]" <[email protected]>, "Naito, Yushi \(TIES\)" 
>> <[email protected]>, "[email protected]" <[email protected]>, 
>> 'Gary Sullivan' <[email protected]>, "Campos, Simao" 
>> <[email protected]>
>> 
>> Dear Sir/Madam,
>> Kindly find attached the Liaison Statement COM16 - LS 156, with title: “LS 
>> on call for comments on an IETF WG on Internet Video Codec (netvc) [to IETF 
>> IESG]”, agreed by the ITU-T SG16 management by correspondence on 4 May 2015.
>> 
>> Best regards,
>> 
>>  
>> Rosa Angeles-Leon De Vivero
>> Administrative Assistant for ITU-T Study Group 16, IPTV-GSI, JCA-IPTV & 
>> IRG-AVA
>> International Telecommunication Union
>> Place des Nations, CH-1211 Geneva, Switzerland
>> Tel : +41 22 730 5445
>> [email protected]
>> [email protected]   
>> www.itu.int & www.itu150.org
> <image001.jpg>
>>  
>>  
> <ls156-16.pdf>
> 
> _______________________________________________
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> https://www.ietf.org/mailman/listinfo/video-codec

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