Re: [rtcweb] Straw Poll on Video Codec Alternatives

[Salvatore Loreto <[e-mail]>]

  1.
All entities MUST support H.264
     *
Are you in favor of this option [Yes/No/Acceptable]:

Yes

     *
     *
Do you have any objections to this option, if so please summarize them:


  1.
All entities MUST support VP8
     *
Are you in favor of this option [Yes/No/Acceptable]:

No

     *
     *
Do you have any objections to this option, if so please summarize them:

my concerns are related to the fact that one IPR owner has declared
to be unwilling to license its IPRs needed to implement VP8


     *
  1.
All entities MUST support both H.264 and VP8
     *
Are you in favor of this option [Yes/No/Acceptable]:

No

     *
     *
Do you have any objections to this option, if so please summarize them:

It does not make sense to me to have two similar codecs


     *
  1.
Browsers MUST support both H.264 and VP8, other entities MUST support at least one of H.264 and VP8
     *
Are you in favor of this option [Yes/No/Acceptable]:

No

     *
     *
Do you have any objections to this option, if so please summarize them:

I don't like the distinction between browsers and other entities, as it can create
interop problem in the webrtc world

     *
  1.
All entities MUST support at least one of H.264 and VP8
     *
Are you in favor of this option [Yes/No/Acceptable]:

No

     *
     *
Do you have any objections to this option, if so please summarize them:

this solution doesn't seem to solve the interop problem, that is the reason behind MTI


     *
  1.
All entities MUST support H.261
     *
Are you in favor of this option [Yes/No/Acceptable]:

No

     *
     *
Do you have any objections to this option, if so please summarize them:

Inferior quality, implementations not widespread

     *
  1.
There is no MTI video codec
     *
Are you in favor of this option [Yes/No/Acceptable]:

Acceptable

     *
     *
Do you have any objections to this option, if so please summarize them:
  1.
All entities MUST support H.261 and all entities MUST support at least one of H.264 and VP8
     *
Are you in favor of this option [Yes/No/Acceptable]:

No

     *
     *
Do you have any objections to this option, if so please summarize them:
  1.
All entities MUST support Theora
     *
Are you in favor of this option [Yes/No/Acceptable]:

No

     *
     *
Do you have any objections to this option, if so please summarize them:
  1.
All entities MUST implement at least two of {VP8, H.264, H.261}
     *
Are you in favor of this option [Yes/No/Acceptable]:

No

     *
     *
Do you have any objections to this option, if so please summarize them:
  1.
All entities MUST implement at least two of {VP8, H.264, H.263}
     *
Are you in favor of this option [Yes/No/Acceptable]:

No

     *
     *
Do you have any objections to this option, if so please summarize them:
  1.
All entities MUST support decoding using both H.264 and VP8, and MUST support encoding using at least one of H.264 or VP8
     *
Are you in favor of this option [Yes/No/Acceptable]:

No

     *
     *
Do you have any objections to this option, if so please summarize them:
  1.
All entities MUST support H.263
     *
Are you in favor of this option [Yes/No/Acceptable]:

Acceptable

     *
     *
Do you have any objections to this option, if so please summarize them:
  1.
All entities MUST implement at least two of {VP8, H.264, Theora}
     *
Are you in favor of this option [Yes/No/Acceptable]:

No

     *
     *
Do you have any objections to this option, if so please summarize them:
  1.
All entities MUST support decoding using Theora.
     *
Are you in favor of this option [Yes/No/Acceptable]:

No

     *
     *
Do you have any objections to this option, if so please summarize them:
  1.
All entities MUST support Motion JPEG
     *
Are you in favor of this option [Yes/No/Acceptable]:

No

     *
     *
Do you have any objections to this option, if so please summarize them:


H.264 is a reference to the proposal in https://datatracker.ietf.org/doc/draft-burman-rtcweb-h264-proposal/<https://datatracker.ietf.org/doc/draft-burman-rtcweb-h264-proposal/>

VP8 is a reference to the proposal in https://datatracker.ietf.org/doc/draft-alvestrand-rtcweb-vp8/<https://datatracker.ietf.org/doc/draft-alvestrand-rtcweb-vp8/>

Theora is a reference to Xiph.org<http://Xiph.org> Theora Specification from March 16, 2011 (http://www.xiph.org/theora/doc/Theora_I_spec.pdf)

H.263 is a reference to profile 0 level 70 defined in annex X of ITU-T rec H.263 (http://www.itu.int/rec/T-REC-H.263/)

H.261 is a reference to http://tools.ietf.org/html/rfc4587

Motion JPEG is a reference to http://tools.ietf.org/html/rfc2435


Thanks,

The Chairs

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