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[whatwg] Video, Closed Captions, and Audio Description Tracks

From: Benjamin Hawkes-Lewis <bhawkeslewis@googlemail.com>
Date: Tue, 09 Oct 2007 09:24:00 +0100
Message-ID: <470B3AA0.1060808@googlemail.com>
Henri Sivonen wrote:
> In that case, an entire alternative soundtrack encoded using a 
> general-purpose codec would be called for. Is it reasonable to expect 
> content providers to take the bandwidth hit? Or should we expect content 
> providers to provide an entire alternative video file?

Just for comparative purposes, the BBC iPlayer apparently uses three
downloads:

1. Standard.

2. BSL.

3. Audio described (almost twice the size of Standard).

All three have closed-captioning.

Source:

http://www.bbc.co.uk/blogs/access20/2007/05/audio_description_on_the_iplay.shtml

--
Benjamin Hawkes-Lewis
Received on Tuesday, 9 October 2007 01:24:00 UTC

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