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ACTION-238 Revise guidelines 4.9.6 (revised)

From: Markku Hakkinen <markku.hakkinen@gmail.com>
Date: Mon, 30 Nov 2009 10:23:42 -0500
Message-ID: <3dcaabaf0911300723q5aef6b86k7cf8a5f01a28dbe@mail.gmail.com>
To: UAWG list <w3c-wai-ua@w3.org>
4.9.6 Change Rate of Time-based Media

The user can adjust playback rate of prerecorded content such that all
of the following are true (Level A):

- The playback rate of the recorded audio and/or video tracks should
be user adjustable between 50% and 250% of real time.

- Recorded speech, whose playback rate has been adjusted by the user,
should maintain pitch in order to prevent degradation of the speech
quality.

- Audio and video tracks are expected remain synchronized,across the
playback range.

- The UA should provide a function that resets the playback rate to
normal (100%).
Received on Monday, 30 November 2009 15:24:12 GMT

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