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[Bug 9452] Handling of additional tracks of a multitrack audio/video resource

From: <bugzilla@jessica.w3.org>
Date: Fri, 04 Mar 2011 17:07:49 +0000
To: public-html-bugzilla@w3.org
Message-Id: <E1PvYTl-00057t-Rh@jessica.w3.org>
http://www.w3.org/Bugs/Public/show_bug.cgi?id=9452

Eric Carlson <eric.carlson@apple.com> changed:

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--- Comment #14 from Eric Carlson <eric.carlson@apple.com> 2011-03-04 17:07:48 UTC ---
(In reply to comment #13)
> I haven't tried implementing sync of two resources, but I think that it would
> have to be done by locking both to the sound card clock. If we define a audio-
> and video-less controller that drives the pipeline, we need to ensure that it
> can still be implemented by syncing to an audio stream of one of the resources.
> Actually using the wall clock to drive pipelines with audio streams would
> likely give pretty bad results.
>
I agree, emphatically. Syncing to the wall clock will result in audible
glitches and a poor user experience.

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Received on Friday, 4 March 2011 17:07:51 GMT

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