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Re: Towards Simulcast

From: Adam Roach <abr@mozilla.com>
Date: Fri, 16 Oct 2015 08:10:14 -0500
To: Harald Alvestrand <harald@alvestrand.no>, public-webrtc@w3.org
Message-ID: <5620F736.7020906@mozilla.com>
On 10/16/15 02:52, Harald Alvestrand wrote:
> And this is not because there are no issues; picking out a random 
> topic from discussion:
> We still don't have a defined interpretation for
>
> m=video .... 117
> a=imageattr:117 send [x=40:180 y=40:180]
> a=simulcast: send rid=11;12
> a=rid:11 send pt=117 max-width=80
> a=rid:12 send pt=117 max-width=200
>
> (that is - if rid and imageattr with pt apply to the same stream, do 
> they both apply, or does one override the other? If they conflict, is 
> the stream invalid and should be rejected?)

Can you raise a specific objection with the explanation about how this 
is currently described?

https://tools.ietf.org/html/draft-pthatcher-mmusic-rid-01#section-9

> And the RID draft still doesn't reference a definition of a bitrate 
> for the (extremely useful) "max-br" field; given the time we've spent 
> on bitrate definitions in the past, this is not encouraging.

Can you raise a specific objection with how this is currently defined?

https://tools.ietf.org/html/draft-pthatcher-mmusic-rid-01#section-6


-- 
Adam Roach
Principal Platform Engineer
abr@mozilla.com
+1 650 903 0800 x863
Received on Friday, 16 October 2015 13:10:46 UTC

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