Re: [rtcweb] Video codec selection - way forward
Eric Rescorla <ekr@rtfm.com> Thu, 21 November 2013 20:30 UTC
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From: Eric Rescorla <ekr@rtfm.com>
Date: Thu, 21 Nov 2013 12:29:40 -0800
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To: Steve Kann <stevek@stevek.com>
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Cc: "rtcweb@ietf.org" <rtcweb@ietf.org>
Subject: Re: [rtcweb] Video codec selection - way forward
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https://github.com/ekr/codec-options On Thu, Nov 21, 2013 at 12:17 PM, Eric Rescorla <ekr@rtfm.com> wrote: > > > > On Thu, Nov 21, 2013 at 12:14 PM, Steve Kann <stevek@stevek.com> wrote: > >> >> Do you plan to open-source your codec option generator? It would make >> modifying the list much more efficient. >> > > > I was thinking of distributing it as a binary module you could link into > your > mail client. > > -Ekr > > >> >> >> >> -Sent from an iOS mobile device >> >> On Nov 21, 2013, at 12:01 PM, Eric Rescorla <ekr@rtfm.com> wrote: >> >> I would like to propose some additional alternatives. >> >> SHOULD: Theora >> MUST: Theora >> SHOULD: H.261 >> SHOULD: H.261 Theora >> MUST: Theora; SHOULD: H.261 >> MUST: H.261 >> MUST: H.261; SHOULD: Theora >> MUST: H.261 Theora >> SHOULD: H.263 >> SHOULD: H.263 Theora >> MUST: Theora; SHOULD: H.263 >> SHOULD: H.263 H.261 >> SHOULD: H.263 H.261 Theora >> MUST: Theora; SHOULD: H.263 H.261 >> MUST: H.261; SHOULD: H.263 >> MUST: H.261; SHOULD: H.263 Theora >> MUST: H.261 Theora; SHOULD: H.263 >> MUST: H.263 >> MUST: H.263; SHOULD: Theora >> MUST: H.263 Theora >> MUST: H.263; SHOULD: H.261 >> MUST: H.263; SHOULD: H.261 Theora >> MUST: H.263 Theora; SHOULD: H.261 >> MUST: H.263 H.261 >> MUST: H.263 H.261; SHOULD: Theora >> MUST: H.263 H.261 Theora >> SHOULD: VP8 >> SHOULD: VP8 Theora >> MUST: Theora; SHOULD: VP8 >> SHOULD: VP8 H.261 >> SHOULD: VP8 H.261 Theora >> MUST: Theora; SHOULD: VP8 H.261 >> MUST: H.261; SHOULD: VP8 >> MUST: H.261; SHOULD: VP8 Theora >> MUST: H.261 Theora; SHOULD: VP8 >> SHOULD: VP8 H.263 >> SHOULD: VP8 H.263 Theora >> MUST: Theora; SHOULD: VP8 H.263 >> SHOULD: VP8 H.263 H.261 >> SHOULD: VP8 H.263 H.261 Theora >> MUST: Theora; SHOULD: VP8 H.263 H.261 >> MUST: H.261; SHOULD: VP8 H.263 >> MUST: H.261; SHOULD: VP8 H.263 Theora >> MUST: H.261 Theora; SHOULD: VP8 H.263 >> MUST: H.263; SHOULD: VP8 >> MUST: H.263; SHOULD: VP8 Theora >> MUST: H.263 Theora; SHOULD: VP8 >> MUST: H.263; SHOULD: VP8 H.261 >> MUST: H.263; SHOULD: VP8 H.261 Theora >> MUST: H.263 Theora; SHOULD: VP8 H.261 >> MUST: H.263 H.261; SHOULD: VP8 >> MUST: H.263 H.261; SHOULD: VP8 Theora >> MUST: H.263 H.261 Theora; SHOULD: VP8 >> MUST: VP8 >> MUST: VP8; SHOULD: Theora >> MUST: VP8 Theora >> MUST: VP8; SHOULD: H.261 >> MUST: VP8; SHOULD: H.261 Theora >> MUST: VP8 Theora; SHOULD: H.261 >> MUST: VP8 H.261 >> MUST: VP8 H.261; SHOULD: Theora >> MUST: VP8 H.261 Theora >> MUST: VP8; SHOULD: H.263 >> MUST: VP8; SHOULD: H.263 Theora >> MUST: VP8 Theora; SHOULD: H.263 >> MUST: VP8; SHOULD: H.263 H.261 >> MUST: VP8; SHOULD: H.263 H.261 Theora >> MUST: VP8 Theora; SHOULD: H.263 H.261 >> MUST: VP8 H.261; SHOULD: H.263 >> MUST: VP8 H.261; SHOULD: H.263 Theora >> MUST: VP8 H.261 Theora; SHOULD: H.263 >> MUST: VP8 H.263 >> MUST: VP8 H.263; SHOULD: Theora >> MUST: VP8 H.263 Theora >> MUST: VP8 H.263; SHOULD: H.261 >> MUST: VP8 H.263; SHOULD: H.261 Theora >> MUST: VP8 H.263 Theora; SHOULD: H.261 >> MUST: VP8 H.263 H.261 >> MUST: VP8 H.263 H.261; SHOULD: Theora >> MUST: VP8 H.263 H.261 Theora >> SHOULD: H.264 >> SHOULD: H.264 Theora >> MUST: Theora; SHOULD: H.264 >> SHOULD: H.264 H.261 >> SHOULD: H.264 H.261 Theora >> MUST: Theora; SHOULD: H.264 H.261 >> MUST: H.261; SHOULD: H.264 >> MUST: H.261; SHOULD: H.264 Theora >> MUST: H.261 Theora; SHOULD: H.264 >> SHOULD: H.264 H.263 >> SHOULD: H.264 H.263 Theora >> MUST: Theora; SHOULD: H.264 H.263 >> SHOULD: H.264 H.263 H.261 >> SHOULD: H.264 H.263 H.261 Theora >> MUST: Theora; SHOULD: H.264 H.263 H.261 >> MUST: H.261; SHOULD: H.264 H.263 >> MUST: H.261; SHOULD: H.264 H.263 Theora >> MUST: H.261 Theora; SHOULD: H.264 H.263 >> MUST: H.263; SHOULD: H.264 >> MUST: H.263; SHOULD: H.264 Theora >> MUST: H.263 Theora; SHOULD: H.264 >> MUST: H.263; SHOULD: H.264 H.261 >> MUST: H.263; SHOULD: H.264 H.261 Theora >> MUST: H.263 Theora; SHOULD: H.264 H.261 >> MUST: H.263 H.261; SHOULD: H.264 >> MUST: H.263 H.261; SHOULD: H.264 Theora >> MUST: H.263 H.261 Theora; SHOULD: H.264 >> SHOULD: H.264 VP8 >> SHOULD: H.264 VP8 Theora >> MUST: Theora; SHOULD: H.264 VP8 >> SHOULD: H.264 VP8 H.261 >> SHOULD: H.264 VP8 H.261 Theora >> MUST: Theora; SHOULD: H.264 VP8 H.261 >> MUST: H.261; SHOULD: H.264 VP8 >> MUST: H.261; SHOULD: H.264 VP8 Theora >> MUST: H.261 Theora; SHOULD: H.264 VP8 >> SHOULD: H.264 VP8 H.263 >> SHOULD: H.264 VP8 H.263 Theora >> MUST: Theora; SHOULD: H.264 VP8 H.263 >> SHOULD: H.264 VP8 H.263 H.261 >> SHOULD: H.264 VP8 H.263 H.261 Theora >> MUST: Theora; SHOULD: H.264 VP8 H.263 H.261 >> MUST: H.261; SHOULD: H.264 VP8 H.263 >> MUST: H.261; SHOULD: H.264 VP8 H.263 Theora >> MUST: H.261 Theora; SHOULD: H.264 VP8 H.263 >> MUST: H.263; SHOULD: H.264 VP8 >> MUST: H.263; SHOULD: H.264 VP8 Theora >> MUST: H.263 Theora; SHOULD: H.264 VP8 >> MUST: H.263; SHOULD: H.264 VP8 H.261 >> MUST: H.263; SHOULD: H.264 VP8 H.261 Theora >> MUST: H.263 Theora; SHOULD: H.264 VP8 H.261 >> MUST: H.263 H.261; SHOULD: H.264 VP8 >> MUST: H.263 H.261; SHOULD: H.264 VP8 Theora >> MUST: H.263 H.261 Theora; SHOULD: H.264 VP8 >> MUST: VP8; SHOULD: H.264 >> MUST: VP8; SHOULD: H.264 Theora >> MUST: VP8 Theora; SHOULD: H.264 >> MUST: VP8; SHOULD: H.264 H.261 >> MUST: VP8; SHOULD: H.264 H.261 Theora >> MUST: VP8 Theora; SHOULD: H.264 H.261 >> MUST: VP8 H.261; SHOULD: H.264 >> MUST: VP8 H.261; SHOULD: H.264 Theora >> MUST: VP8 H.261 Theora; SHOULD: H.264 >> MUST: VP8; SHOULD: H.264 H.263 >> MUST: VP8; SHOULD: H.264 H.263 Theora >> MUST: VP8 Theora; SHOULD: H.264 H.263 >> MUST: VP8; SHOULD: H.264 H.263 H.261 >> MUST: VP8; SHOULD: H.264 H.263 H.261 Theora >> MUST: VP8 Theora; SHOULD: H.264 H.263 H.261 >> MUST: VP8 H.261; SHOULD: H.264 H.263 >> MUST: VP8 H.261; SHOULD: H.264 H.263 Theora >> MUST: VP8 H.261 Theora; SHOULD: H.264 H.263 >> MUST: VP8 H.263; SHOULD: H.264 >> MUST: VP8 H.263; SHOULD: H.264 Theora >> MUST: VP8 H.263 Theora; SHOULD: H.264 >> MUST: VP8 H.263; SHOULD: H.264 H.261 >> MUST: VP8 H.263; SHOULD: H.264 H.261 Theora >> MUST: VP8 H.263 Theora; SHOULD: H.264 H.261 >> MUST: VP8 H.263 H.261; SHOULD: H.264 >> MUST: VP8 H.263 H.261; SHOULD: H.264 Theora >> MUST: VP8 H.263 H.261 Theora; SHOULD: H.264 >> MUST: H.264 >> MUST: H.264; SHOULD: Theora >> MUST: H.264 Theora >> MUST: H.264; SHOULD: H.261 >> MUST: H.264; SHOULD: H.261 Theora >> MUST: H.264 Theora; SHOULD: H.261 >> MUST: H.264 H.261 >> MUST: H.264 H.261; SHOULD: Theora >> MUST: H.264 H.261 Theora >> MUST: H.264; SHOULD: H.263 >> MUST: H.264; SHOULD: H.263 Theora >> MUST: H.264 Theora; SHOULD: H.263 >> MUST: H.264; SHOULD: H.263 H.261 >> MUST: H.264; SHOULD: H.263 H.261 Theora >> MUST: H.264 Theora; SHOULD: H.263 H.261 >> MUST: H.264 H.261; SHOULD: H.263 >> MUST: H.264 H.261; SHOULD: H.263 Theora >> MUST: H.264 H.261 Theora; SHOULD: H.263 >> MUST: H.264 H.263 >> MUST: H.264 H.263; SHOULD: Theora >> MUST: H.264 H.263 Theora >> MUST: H.264 H.263; SHOULD: H.261 >> MUST: H.264 H.263; SHOULD: H.261 Theora >> MUST: H.264 H.263 Theora; SHOULD: H.261 >> MUST: H.264 H.263 H.261 >> MUST: H.264 H.263 H.261; SHOULD: Theora >> MUST: H.264 H.263 H.261 Theora >> MUST: H.264; SHOULD: VP8 >> MUST: H.264; SHOULD: VP8 Theora >> MUST: H.264 Theora; SHOULD: VP8 >> MUST: H.264; SHOULD: VP8 H.261 >> MUST: H.264; SHOULD: VP8 H.261 Theora >> MUST: H.264 Theora; SHOULD: VP8 H.261 >> MUST: H.264 H.261; SHOULD: VP8 >> MUST: H.264 H.261; SHOULD: VP8 Theora >> MUST: H.264 H.261 Theora; SHOULD: VP8 >> MUST: H.264; SHOULD: VP8 H.263 >> MUST: H.264; SHOULD: VP8 H.263 Theora >> MUST: H.264 Theora; SHOULD: VP8 H.263 >> MUST: H.264; SHOULD: VP8 H.263 H.261 >> MUST: H.264; SHOULD: VP8 H.263 H.261 Theora >> MUST: H.264 Theora; SHOULD: VP8 H.263 H.261 >> MUST: H.264 H.261; SHOULD: VP8 H.263 >> MUST: H.264 H.261; SHOULD: VP8 H.263 Theora >> MUST: H.264 H.261 Theora; SHOULD: VP8 H.263 >> MUST: H.264 H.263; SHOULD: VP8 >> MUST: H.264 H.263; SHOULD: VP8 Theora >> MUST: H.264 H.263 Theora; SHOULD: VP8 >> MUST: H.264 H.263; SHOULD: VP8 H.261 >> MUST: H.264 H.263; SHOULD: VP8 H.261 Theora >> MUST: H.264 H.263 Theora; SHOULD: VP8 H.261 >> MUST: H.264 H.263 H.261; SHOULD: VP8 >> MUST: H.264 H.263 H.261; SHOULD: VP8 Theora >> MUST: H.264 H.263 H.261 Theora; SHOULD: VP8 >> MUST: H.264 VP8 >> MUST: H.264 VP8; SHOULD: Theora >> MUST: H.264 VP8 Theora >> MUST: H.264 VP8; SHOULD: H.261 >> MUST: H.264 VP8; SHOULD: H.261 Theora >> MUST: H.264 VP8 Theora; SHOULD: H.261 >> MUST: H.264 VP8 H.261 >> MUST: H.264 VP8 H.261; SHOULD: Theora >> MUST: H.264 VP8 H.261 Theora >> MUST: H.264 VP8; SHOULD: H.263 >> MUST: H.264 VP8; SHOULD: H.263 Theora >> MUST: H.264 VP8 Theora; SHOULD: H.263 >> MUST: H.264 VP8; SHOULD: H.263 H.261 >> MUST: H.264 VP8; SHOULD: H.263 H.261 Theora >> MUST: H.264 VP8 Theora; SHOULD: H.263 H.261 >> MUST: H.264 VP8 H.261; SHOULD: H.263 >> MUST: H.264 VP8 H.261; SHOULD: H.263 Theora >> MUST: H.264 VP8 H.261 Theora; SHOULD: H.263 >> MUST: H.264 VP8 H.263 >> MUST: H.264 VP8 H.263; SHOULD: Theora >> MUST: H.264 VP8 H.263 Theora >> MUST: H.264 VP8 H.263; SHOULD: H.261 >> MUST: H.264 VP8 H.263; SHOULD: H.261 Theora >> MUST: H.264 VP8 H.263 Theora; SHOULD: H.261 >> MUST: H.264 VP8 H.263 H.261 >> MUST: H.264 VP8 H.263 H.261; SHOULD: Theora >> MUST: H.264 VP8 H.263 H.261 Theora >> SHOULD do 1 of {H.261, Theora} >> SHOULD do 1 of {H.263, Theora} >> SHOULD do 1 of {H.263, H.261} >> SHOULD do 1 of {H.263, H.261, Theora} >> SHOULD do 2 of {H.263, H.261, Theora} >> SHOULD do 1 of {VP8, Theora} >> SHOULD do 1 of {VP8, H.261} >> SHOULD do 1 of {VP8, H.261, Theora} >> SHOULD do 2 of {VP8, H.261, Theora} >> SHOULD do 1 of {VP8, H.263} >> SHOULD do 1 of {VP8, H.263, Theora} >> SHOULD do 2 of {VP8, H.263, Theora} >> SHOULD do 1 of {VP8, H.263, H.261} >> SHOULD do 2 of {VP8, H.263, H.261} >> SHOULD do 1 of {VP8, H.263, H.261, Theora} >> SHOULD do 2 of {VP8, H.263, H.261, Theora} >> SHOULD do 3 of {VP8, H.263, H.261, Theora} >> SHOULD do 1 of {H.264, Theora} >> SHOULD do 1 of {H.264, H.261} >> SHOULD do 1 of {H.264, H.261, Theora} >> SHOULD do 2 of {H.264, H.261, Theora} >> SHOULD do 1 of {H.264, H.263} >> SHOULD do 1 of {H.264, H.263, Theora} >> SHOULD do 2 of {H.264, H.263, Theora} >> SHOULD do 1 of {H.264, H.263, H.261} >> SHOULD do 2 of {H.264, H.263, H.261} >> SHOULD do 1 of {H.264, H.263, H.261, Theora} >> SHOULD do 2 of {H.264, H.263, H.261, Theora} >> SHOULD do 3 of {H.264, H.263, H.261, Theora} >> SHOULD do 1 of {H.264, VP8} >> SHOULD do 1 of {H.264, VP8, Theora} >> SHOULD do 2 of {H.264, VP8, Theora} >> SHOULD do 1 of {H.264, VP8, H.261} >> SHOULD do 2 of {H.264, VP8, H.261} >> SHOULD do 1 of {H.264, VP8, H.261, Theora} >> SHOULD do 2 of {H.264, VP8, H.261, Theora} >> SHOULD do 3 of {H.264, VP8, H.261, Theora} >> SHOULD do 1 of {H.264, VP8, H.263} >> SHOULD do 2 of {H.264, VP8, H.263} >> SHOULD do 1 of {H.264, VP8, H.263, Theora} >> SHOULD do 2 of {H.264, VP8, H.263, Theora} >> SHOULD do 3 of {H.264, VP8, H.263, Theora} >> SHOULD do 1 of {H.264, VP8, H.263, H.261} >> SHOULD do 2 of {H.264, VP8, H.263, H.261} >> SHOULD do 3 of {H.264, VP8, H.263, H.261} >> SHOULD do 1 of {H.264, VP8, H.263, H.261, Theora} >> SHOULD do 2 of {H.264, VP8, H.263, H.261, Theora} >> SHOULD do 3 of {H.264, VP8, H.263, H.261, Theora} >> SHOULD do 4 of {H.264, VP8, H.263, H.261, Theora} >> MUST do 1 of {H.261, Theora} >> MUST do 1 of {H.263, Theora} >> MUST do 1 of {H.263, H.261} >> MUST do 1 of {H.263, H.261, Theora} >> MUST do 2 of {H.263, H.261, Theora} >> MUST do 1 of {VP8, Theora} >> MUST do 1 of {VP8, H.261} >> MUST do 1 of {VP8, H.261, Theora} >> MUST do 2 of {VP8, H.261, Theora} >> MUST do 1 of {VP8, H.263} >> MUST do 1 of {VP8, H.263, Theora} >> MUST do 2 of {VP8, H.263, Theora} >> MUST do 1 of {VP8, H.263, H.261} >> MUST do 2 of {VP8, H.263, H.261} >> MUST do 1 of {VP8, H.263, H.261, Theora} >> MUST do 2 of {VP8, H.263, H.261, Theora} >> MUST do 3 of {VP8, H.263, H.261, Theora} >> MUST do 1 of {H.264, Theora} >> MUST do 1 of {H.264, H.261} >> MUST do 1 of {H.264, H.261, Theora} >> MUST do 2 of {H.264, H.261, Theora} >> MUST do 1 of {H.264, H.263} >> MUST do 1 of {H.264, H.263, Theora} >> MUST do 2 of {H.264, H.263, Theora} >> MUST do 1 of {H.264, H.263, H.261} >> MUST do 2 of {H.264, H.263, H.261} >> MUST do 1 of {H.264, H.263, H.261, Theora} >> MUST do 2 of {H.264, H.263, H.261, Theora} >> MUST do 3 of {H.264, H.263, H.261, Theora} >> MUST do 1 of {H.264, VP8} >> MUST do 1 of {H.264, VP8, Theora} >> MUST do 2 of {H.264, VP8, Theora} >> MUST do 1 of {H.264, VP8, H.261} >> MUST do 2 of {H.264, VP8, H.261} >> MUST do 1 of {H.264, VP8, H.261, Theora} >> MUST do 2 of {H.264, VP8, H.261, Theora} >> MUST do 3 of {H.264, VP8, H.261, Theora} >> MUST do 1 of {H.264, VP8, H.263} >> MUST do 2 of {H.264, VP8, H.263} >> MUST do 1 of {H.264, VP8, H.263, Theora} >> MUST do 2 of {H.264, VP8, H.263, Theora} >> MUST do 3 of {H.264, VP8, H.263, Theora} >> MUST do 1 of {H.264, VP8, H.263, H.261} >> MUST do 2 of {H.264, VP8, H.263, H.261} >> MUST do 3 of {H.264, VP8, H.263, H.261} >> MUST do 1 of {H.264, VP8, H.263, H.261, Theora} >> MUST do 2 of {H.264, VP8, H.263, H.261, Theora} >> MUST do 3 of {H.264, VP8, H.263, H.261, Theora} >> MUST do 4 of {H.264, VP8, H.263, H.261, Theora} >> >> >> >> >> >> >> >> On Thu, Nov 21, 2013 at 11:27 AM, Cullen Jennings <fluffy@iii.ca> wrote: >> >>> >>> Added a >>> >>> #11 • MUST implement at least two of {VP8, H.264 CBP, H.263} >>> >>> >>> On Nov 21, 2013, at 11:20 AM, David Singer <singer@apple.com> wrote: >>> >>> > Chairs >>> > >>> > can we add this as an option to the formal list, so we get formal >>> feedback on its acceptability, please? >>> > >>> > “Like option ??, pick at least two of {VP8, H.264 CBP, H.263}” >>> > >>> > >>> > I think this may be the best (maybe only) way to tease out how much >>> risk people perceive. >>> > >>> > Many thanks >>> > >>> > On Nov 21, 2013, at 9:22 , Maik Merten <maikmerten@googlemail.com> >>> wrote: >>> > >>> >> Cleary H.263 is preferable from an engineering standpoint (as is, >>> e.g., MPEG-1 Part 2): better performance, more deployments. The central >>> question is, however, if those can actually be implemented without some >>> sort of licensing. >>> >> >>> >> If they can: Aweseome! However, this may not be determinable without >>> a review by people who are knowledgeable in the field of IPR, i.e., "actual >>> lawyers". I understand that H.263 is not yet old enough to automatically be >>> considered "safe" (and neither is MPEG-1 Part 2, although it is closer). >>> >> >>> >> Best regards, >>> >> >>> >> Maik >>> >> >>> >> Am 20.11.2013 20:42, schrieb David Singer: >>> >>> I think we should think hard about H.263 instead of H.261 as the >>> third fallback. Why? >>> >>> >>> >>> http://www.itu.int/rec/T-REC-H.263/ >>> >>> >>> >>> >>> >>> >>> >>> H.263 was first published in March 1996, so it's 17 years old. The >>> restrictions (e.g. on picture size) are no WORSE than H.261. Yes, more >>> recent amendments deal with this (and a plethora of other issues), so we’d >>> need to settle on which of those are mandatory (the usual profiling >>> discussion). >>> >>> >>> >>> There are 34 records in the patent database against H.261, mostly >>> from 1989 but one as recent as 2005 (though that is a re-file). That's 2.2 >>> (reciprocity), as was one other I checked. >>> >>> >>> >>> Rather surprisingly, there are only 31 against H.263! The most >>> recent is 2011, and is also option 2. Most are 1997-2001. >>> >>> >>> >>> >>> >>> On this quick glance, H.263 appears no worse than H.261. IANAL (as I >>> am sure you have all noticed). >>> >>> >>> >>> >>> >>> H.263 is much more widely supported and mandated. It has been >>> mandated in the 3GPP specs for years (for lots of services, including >>> videoconf), and is effectively the fallback codec today in the industry, as >>> I understand. It was ubiquitous in video telephony for years, and I >>> suspect many of those systems still ship it. >>> >>> >>> >>> So, would “MUST implement at least two of (H.264, VP8, H.263)” work? >>> >>> >>> >>> (I am asking the question, not even answering on behalf of my >>> company, yet. Let’s get the issues on the table.) >>> >>> >>> >>> >>> >>> David Singer >>> >>> Multimedia and Software Standards, Apple Inc. >>> >>> >>> >>> _______________________________________________ >>> >>> rtcweb mailing list >>> >>> rtcweb@ietf.org >>> >>> https://www.ietf.org/mailman/listinfo/rtcweb >>> >>> >>> >> >>> >> _______________________________________________ >>> >> rtcweb mailing list >>> >> rtcweb@ietf.org >>> >> https://www.ietf.org/mailman/listinfo/rtcweb >>> > >>> > David Singer >>> > Multimedia and Software Standards, Apple Inc. >>> > >>> > _______________________________________________ >>> > rtcweb mailing list >>> > rtcweb@ietf.org >>> > https://www.ietf.org/mailman/listinfo/rtcweb >>> >>> _______________________________________________ >>> rtcweb mailing list >>> rtcweb@ietf.org >>> https://www.ietf.org/mailman/listinfo/rtcweb >>> >> >> _______________________________________________ >> rtcweb mailing list >> rtcweb@ietf.org >> https://www.ietf.org/mailman/listinfo/rtcweb >> >> >
- [rtcweb] Video codec selection - way forward Gonzalo Camarillo
- Re: [rtcweb] Video codec selection - way forward cowwoc
- Re: [rtcweb] Video codec selection - way forward Stephan Wenger
- Re: [rtcweb] Video codec selection - way forward Jonathan Rosenberg
- Re: [rtcweb] Video codec selection - way forward Bernard Aboba
- Re: [rtcweb] Video codec selection - way forward cb.list6
- Re: [rtcweb] Video codec selection - way forward Robin Raymond
- Re: [rtcweb] Video codec selection - way forward cowwoc
- Re: [rtcweb] Video codec selection - way forward cowwoc
- Re: [rtcweb] Video codec selection - way forward Gustavo Garcia
- Re: [rtcweb] Video codec selection - way forward Leon Geyser
- Re: [rtcweb] Video codec selection - way forward Gonzalo Camarillo
- Re: [rtcweb] Video codec selection - way forward Magnus Westerlund
- Re: [rtcweb] Video codec selection - way forward Magnus Westerlund
- Re: [rtcweb] Video codec selection - way forward Leon Geyser
- Re: [rtcweb] Video codec selection - way forward Gonzalo Camarillo
- Re: [rtcweb] Video codec selection - way forward Magnus Westerlund
- Re: [rtcweb] Video codec selection - way forward Magnus Westerlund
- Re: [rtcweb] Video codec selection - way forward Magnus Westerlund
- Re: [rtcweb] Video codec selection - way forward Jeremy Fuller
- Re: [rtcweb] Video codec selection - way forward Jonathan Rosenberg
- Re: [rtcweb] Video codec selection - way forward Gili
- Re: [rtcweb] Video codec selection - way forward David Singer
- Re: [rtcweb] Video codec selection - way forward Bjoern Hoehrmann
- Re: [rtcweb] Video codec selection - way forward Leon Geyser
- Re: [rtcweb] Video codec selection - way forward Harald Alvestrand
- Re: [rtcweb] Video codec selection - way forward cowwoc
- Re: [rtcweb] Video codec selection - way forward Magnus Westerlund
- Re: [rtcweb] Video codec selection - way forward cowwoc
- Re: [rtcweb] Video codec selection - way forward Eric Rescorla
- Re: [rtcweb] Video codec selection - way forward Magnus Westerlund
- Re: [rtcweb] Video codec selection - way forward cowwoc
- Re: [rtcweb] Video codec selection - way forward cowwoc
- Re: [rtcweb] Video codec selection - way forward Eric Rescorla
- Re: [rtcweb] Video codec selection - way forward Basil Mohamed Gohar
- Re: [rtcweb] Video codec selection - way forward Maik Merten
- Re: [rtcweb] Video codec selection - way forward Thomas Reisinger
- Re: [rtcweb] Video codec selection - way forward Basil Mohamed Gohar
- Re: [rtcweb] Video codec selection - way forward cowwoc
- Re: [rtcweb] Video codec selection - way forward Thomas Reisinger
- Re: [rtcweb] Video codec selection - way forward Ross Finlayson
- Re: [rtcweb] Video codec selection - way forward Leon Geyser
- Re: [rtcweb] Video codec selection - way forward Maik Merten
- Re: [rtcweb] Video codec selection - way forward Thomas Reisinger
- Re: [rtcweb] Video codec selection - way forward Maik Merten
- Re: [rtcweb] Video codec selection - way forward Magnus Westerlund
- Re: [rtcweb] Video codec selection - way forward Magnus Westerlund
- Re: [rtcweb] Video codec selection - way forward Magnus Westerlund
- [rtcweb] H.263 licensing situation Stephan Wenger
- Re: [rtcweb] Video codec selection - way forward cowwoc
- Re: [rtcweb] Video codec selection - way forward Maik Merten
- [rtcweb] Reference implementation of software cod… cowwoc
- Re: [rtcweb] Reference implementation of software… cowwoc
- Re: [rtcweb] Reference implementation of software… Maik Merten
- Re: [rtcweb] Video codec selection - way forward DRAGE, Keith (Keith)
- Re: [rtcweb] Video codec selection - way forward DRAGE, Keith (Keith)
- Re: [rtcweb] Video codec selection - way forward David Singer
- Re: [rtcweb] Video codec selection - way forward Bernard Aboba
- Re: [rtcweb] Video codec selection - way forward Maik Merten
- Re: [rtcweb] Video codec selection - way forward Gili
- Re: [rtcweb] Video codec selection - way forward Bernard Aboba
- Re: [rtcweb] Video codec selection - way forward Gili
- Re: [rtcweb] Video codec selection - way forward Maik Merten
- Re: [rtcweb] Video codec selection - way forward Bernard Aboba
- Re: [rtcweb] Video codec selection - way forward Maik Merten
- Re: [rtcweb] Video codec selection - way forward David Singer
- Re: [rtcweb] Video codec selection - way forward Magnus Westerlund
- Re: [rtcweb] Video codec selection - way forward Maik Merten
- Re: [rtcweb] Video codec selection - way forward Adam Roach
- Re: [rtcweb] Video codec selection - way forward David Singer
- Re: [rtcweb] Video codec selection - way forward Cullen Jennings
- Re: [rtcweb] Video codec selection - way forward David Singer
- Re: [rtcweb] Video codec selection - way forward Cullen Jennings
- Re: [rtcweb] Video codec selection - way forward Maik Merten
- Re: [rtcweb] Video codec selection - way forward Maik Merten
- Re: [rtcweb] Video codec selection - way forward Leon Geyser
- Re: [rtcweb] Video codec selection - way forward Eric Rescorla
- Re: [rtcweb] Video codec selection - way forward Martin Thomson
- Re: [rtcweb] Video codec selection - way forward Steve Kann
- Re: [rtcweb] Video codec selection - way forward Eric Rescorla
- Re: [rtcweb] Video codec selection - way forward Monty Montgomery
- Re: [rtcweb] Video codec selection - way forward Matt Fredrickson
- Re: [rtcweb] Video codec selection - way forward Eric Rescorla
- Re: [rtcweb] Video codec selection - way forward Martin Thomson
- Re: [rtcweb] Video codec selection - way forward Enrico Marocco
- Re: [rtcweb] Video codec selection - way forward Cullen Jennings
- Re: [rtcweb] Video codec selection - way forward Matthew Kaufman
- [rtcweb] cisco binary on ec2 Cullen Jennings
- Re: [rtcweb] cisco binary on ec2 Matt Fredrickson
- Re: [rtcweb] cisco binary on ec2 Lorenzo Miniero
- Re: [rtcweb] Video codec selection - way forward cb.list6
- [rtcweb] H.264 CBP (was: Video codec selection - … cowwoc
- Re: [rtcweb] H.264 CBP (was: Video codec selectio… Eric Rescorla
- Re: [rtcweb] H.264 CBP (was: Video codec selectio… Stefan Slivinski
- Re: [rtcweb] cisco binary on ec2 Cullen Jennings
- Re: [rtcweb] cisco binary on ec2 cowwoc
- Re: [rtcweb] cisco binary on ec2 Roman Shpount