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RE: Buffered bytes for media elements

From: Justin James <j_james@mindspring.com>
Date: Sun, 19 Oct 2008 22:47:51 -0400
To: "'Dave Singer'" <singer@apple.com>, "'Eric Carlson'" <eric.carlson@apple.com>, "'Jim Jewett'" <jimjjewett@gmail.com>
Cc: "'HTML WG'" <public-html@w3.org>, "'Ian Hickson'" <ian@hixie.ch>, <jharding@google.com>
Message-ID: <02f101c9325e$3e596390$bb0c2ab0$@com>

Why can't we just have both?


> -----Original Message-----
> From: public-html-request@w3.org [mailto:public-html-request@w3.org] On
> Behalf Of Dave Singer
> Sent: Sunday, October 19, 2008 8:57 PM
> To: Eric Carlson; Jim Jewett
> Cc: HTML WG; Ian Hickson; jharding@google.com
> Subject: Re: Buffered bytes for media elements
> Knowing bytes really doesn't help you unless you know how relevant
> those bytes are, also.  Are they bytes 'immediately in front of the
> playhead'?  You just don't know.  Also, are they 'dense'?  Maybe we
> have 200 kb buffered -- but it's all bytes of the video and none of
> the audio.  Or it's the first 3 seconds, then there is a 10-second
> gap, and then 4 seconds more.  Or, or, or...
> We really need to define questions that have a clear semantic as to
> what you are trying to do, I think, that can be correctly and
> helpfully answered by most or all media systems and for most or all
> delivery technologies.
> Consider a system which is playing directly from a DVB stream (e.g.
> you have a digital radio receiver in your hand-held device).  You
> don't need more than a frame or two buffered, as delivery is exactly
> real-time and jitter-free.
> --
> David Singer
> Multimedia Standards, Apple Inc.
Received on Monday, 20 October 2008 02:48:37 UTC

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