- From: Silvia Pfeiffer <silviapfeiffer1@gmail.com>
- Date: Wed, 30 Dec 2009 00:09:45 +1100
- To: Julian Reschke <julian.reschke@gmx.de>
- Cc: robert@ocallahan.org, Aryeh Gregor <Simetrical+w3c@gmail.com>, Maciej Stachowiak <mjs@apple.com>, Gavin Carothers <gavin@carothers.name>, HTMLwg <public-html@w3.org>, comments@daringfireball.net
On Mon, Dec 28, 2009 at 10:32 PM, Julian Reschke <julian.reschke@gmx.de> wrote: > Silvia Pfeiffer wrote: >> >> ... >> In Ogg and Annodex we have used a HTTP parameter called >> X-Content-Duration to communicate the duration of a video to a user >> agent. It may be an idea to introduce / implement this more widely for >> any content type, since typically it is not much of a problem for a >> server extension to calculate the duration of a video, but the user >> agent has to do all sorts of acrobatics to find out such. There is >> just the issue of creating server extensions... >> ... > > *Please* do not introduce "X-*" headers. "X-" doesn't have any special > meaning in message headers; see > <http://tools.ietf.org/html/rfc3864#section-2.1> for details on registration > procedures. X-Content-Duration is used to test out such a header before putting it forward for registration. If ppl are happy to use such a header everywhere, it indeed needs to be registered properly. Regards, Silvia.
Received on Tuesday, 29 December 2009 13:10:38 UTC