Re: [rtcweb] MTI Video Codec: a novel proposal

Justin Uberti <juberti@google.com> Tue, 11 November 2014 02:41 UTC

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From: Justin Uberti <juberti@google.com>
Date: Mon, 10 Nov 2014 18:41:01 -0800
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To: David Singer <singer@apple.com>
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Subject: Re: [rtcweb] MTI Video Codec: a novel proposal
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On Mon, Nov 10, 2014 at 3:04 PM, David Singer <singer@apple.com>; wrote:

>
> On Nov 10, 2014, at 13:55 , Matthew Kaufman <matthew@matthew.at>; wrote:
>
> > I cited those three players just as examples of known positions. There
> are several others, of course.
> >
> > This proposal puts the large initial burden of IPR risk and/or cost on
> the browser vendors...
> >
> > I think we would need to know how happy Apple, Google, Microsoft, and
> Mozilla (plus the other major browser vendors ) are with a requirement that
> both H.264 and VP8 be included with their browser and/or operating system.
> >
> > We may be tired of this, but it isn't like we have a royalty-free option
> for H.264 MPEG-LA or IP risk indemnification from Google.. So what's
> changed for the browser makers?
>
> That is my question too;  what has changed since this was (effectively)
> one of the options in the notorious long-ago poll?
>
> On the face of it, this requires proponents of ‘must be free’ to take on a
> non-free license (in principle, though rarely in practice), which is
> unacceptable to them, and for the ‘must be reasonably clear of IPR risk and
> independently implementable’ people to have to take on IPR risk and try (?)
> to implement from the specs, which seems unacceptable to them.
>
>
I'm not sure what you are implying with your comment of "independently
implementable" and parenthetical question mark, but there are multiple
independent implementations of VP8 at this time.

Besides the software implementations in libvpx and ffvp8, there are also
many independent implementations in SoCs from Qualcomm, Nvidia, and
Samsung, amongst others.