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[Bug 12267] Make video state transitions happen in the same task as firing events

From: <bugzilla@jessica.w3.org>
Date: Wed, 20 Apr 2011 15:49:50 +0000
To: public-html-bugzilla@w3.org
Message-Id: <E1QCZf4-0000lB-La@jessica.w3.org>
http://www.w3.org/Bugs/Public/show_bug.cgi?id=12267

--- Comment #13 from Eric Carlson <eric.carlson@apple.com> 2011-04-20 15:49:47 UTC ---
(In reply to comment #10)
> (In reply to comment #9)
> > Freezing is not appropriate, as we all recognize; and snapshot means that
> > scripts are using state/values that are old, and then asking for action based
> > on that. is currentTime one of the snapshotted values?  If so, is timeofday
> > also snapshotted, so we can see how well we are playing in real-time? And so
> > on...
> 
> The best behavior of currentTime isn't obvious, I'll agree thus far. Are there
> any use cases for scripts observing currentTime changes while they are running?

A script that displays captions, subtitles, slides, etc, in sync with a playing
video? Keeping relatively accurate sync is hard enough, why make it worse?


> If not, what concrete problems would freezing it (like Firefox, presumably)
> cause?

What concrete problems would freezing currentTime solve?

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Received on Wednesday, 20 April 2011 15:49:52 UTC

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