Re: [rtcweb] Straw Poll on Video Codec Alternatives

Christer Holmberg <christer.holmberg@ericsson.com> Thu, 19 December 2013 13:26 UTC

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From: Christer Holmberg <christer.holmberg@ericsson.com>
To: Ted Hardie <ted.ietf@gmail.com>, "rtcweb@ietf.org" <rtcweb@ietf.org>, Gonzalo Camarillo <gonzalo.camarillo@ericsson.com>, Richard Barnes <rlb@ipv.sx>, Magnus Westerlund <magnus.westerlund@ericsson.com>, Cullen Jennings <fluffy@cisco.com>
Thread-Topic: [rtcweb] Straw Poll on Video Codec Alternatives
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Date: Thu, 19 Dec 2013 13:25:58 +0000
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Subject: Re: [rtcweb] Straw Poll on Video Codec Alternatives
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My input.


1.    All entities MUST support H.264

a.    Are you in favor of this option [Yes/No/Acceptable]: YES

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

2.    All entities MUST support VP8

.      Are you in favor of this option [Yes/No/Acceptable]: NO

a.    Do you have any objections to this option, if so please summarize them: Unclear IPR situation

3.    All entities MUST support both H.264 and VP8

.      Are you in favor of this option [Yes/No/Acceptable]: NO

a.    Do you have any objections to this option, if so please summarize them: One MTI codec is enough

4.    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

a.    Do you have any objections to this option, if so please summarize them: I have seen no justification for distinguishing between browsers and non-browsers.

5.    All entities MUST support at least one of H.264 and VP8

.      Are you in favor of this option [Yes/No/Acceptable]: YES

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

6.    All entities MUST support H.261

.      Are you in favor of this option [Yes/No/Acceptable]: NO

a.    Do you have any objections to this option, if so please summarize them: We shall look forward, not backward.

7.    There is no MTI video codec

.      Are you in favor of this option [Yes/No/Acceptable]: YES

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

8.    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

a.    Do you have any objections to this option, if so please summarize them: One MTI codec is enough

9.    All entities MUST support Theora

.      Are you in favor of this option [Yes/No/Acceptable]: NO

a.    Do you have any objections to this option, if so please summarize them: One MTI codec is enough

10.  All entities MUST implement at least two of {VP8, H.264, H.261}

.      Are you in favor of this option [Yes/No/Acceptable]: NO

a.    Do you have any objections to this option, if so please summarize them: One MTI codec is enough

11.  All entities MUST implement at least two of {VP8, H.264, H.263}

.      Are you in favor of this option [Yes/No/Acceptable]: NO

a.    Do you have any objections to this option, if so please summarize them: One MTI codec is enough

12.  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]: Acceptable

a.    Do you have any objections to this option, if so please summarize them: Acceptable, even though I still think one MTI codec is enough

13.  All entities MUST support H.263

 .      Are you in favor of this option [Yes/No/Acceptable]: Acceptable

a.    Do you have any objections to this option, if so please summarize them: We can look a little backward, if really needed.

14.  All entities MUST implement at least two of {VP8, H.264, Theora}

.      Are you in favor of this option [Yes/No/Acceptable]: NO

a.    Do you have any objections to this option, if so please summarize them: One MTI codec is enough

15.  All entities MUST support decoding using Theora

 .      Are you in favor of this option [Yes/No/Acceptable]: NO

a.    Do you have any objections to this option, if so please summarize them: Strange criteria (decoding only).

16.  All entities MUST support Motion JPEG

.      Are you in favor of this option [Yes/No/Acceptable]: Acceptable

a.    Do you have any objections to this option, if so please summarize them: May not work in resource restricted scenarios.

Regards,
Christer