W3C home > Mailing lists > Public > public-device-apis@w3.org > December 2009

RE: <device> proposal (for video conferencing, etc)

From: Nick Lothian <nlothian@educationau.edu.au>
Date: Thu, 17 Dec 2009 08:09:00 +1030
To: "public-device-apis@w3.org" <public-device-apis@w3.org>
Message-ID: <C61BBB9C527C5A49A8C9069ABC4B005F15C82DEA22@eduau-mail.eduau.local>
> Isn't H.263 the most commonly used format for video conferencing/chat?

Flash Video is probably the most common for web-based stuff. That may or may not be H.263 compressed.

> I have no idea about any patent issue with this codec.

It's encumbered, and Mozilla & Opera objected to standardising the <video> tag on that.

The other main option is Ogg Theora, and Apple was concerned about submarine patents which could apply to it. There were also technical concerns relating to its quality.

http://arstechnica.com/open-source/news/2009/07/decoding-the-html-5-video-codec-debate.ars seems a reasonable summary (although others on the list may have better perspective.)

> Thanks
> Dzung Tran,


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Received on Wednesday, 16 December 2009 21:39:46 UTC

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