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Re: Track fragments

From: Eric Carlson <eric.carlson@apple.com>
Date: Tue, 16 Feb 2010 06:49:23 -0800
Cc: 'Silvia Pfeiffer' <silviapfeiffer1@gmail.com>, 'DENOUAL Franck' <Franck.Denoual@crf.canon.fr>, public-media-fragment@w3.org
Message-Id: <D0D7555F-AA4E-44C3-9DC6-D7F5EE0B59C5@apple.com>
To: Davy Van Deursen <davy.vandeursen@ugent.be>

On Feb 16, 2010, at 12:04 AM, Davy Van Deursen wrote:

> Do you mean by 'activating' that the server typically sends all the tracks
> to the UA? If so, than this might cause (bandwidth) problems when multiple
> video tracks are present within the media resource ...

  A smart client will use byte range requests to only fetch the portions of the media file it needs to display. This is important not only for the case where the author only intends to present a portion of the media resource, but for the case where the *user* doesn't want to watch the whole thing (eg. seeks to skip a portion).

Received on Tuesday, 16 February 2010 14:49:55 UTC

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