- From: Ian Jacobs <ij@w3.org>
- Date: Sat, 06 Mar 1999 15:23:37 -0500
- To: allan_jm@tsb1.tsbvi.edu
- CC: WAI UA group <w3c-wai-ua@w3.org>
DOCUMENT BEING REVIEWD: http://www.w3.org/WAI/UA/WD-WAI-USERAGENT-19990210/ James Allan wrote: > > my comments preceded by ja: > ja: In reviewing section 5 for SMIL/multimedia accessibility I had one major > question. > > Is a plugin (SMIL player, shockwave, insert your favorite plugin here...) a > user agent? I believe so. This should be stated in the abstract/introduction. > > 5.1.10 [Priority 1] > Allow the user to control the position of captions. > > ja: Captions are not one size fit all, in addition to caption placement > there is a need for > > 5.1.10.1 [Priority 1] > Allow the user to override font family of the caption. > 5.1.10.2 [Priority 1] > Allow the user to override font size of the caption. > 5.1.10.3 [Priority 1] > Allow the user to override foreground color of the caption. > 5.1.10.4 [Priority 1] > Allow the user to override background color of the caption. This is covered by the following statement in 5.1: They apply to alternative representations of content as well as primary content. Note that alternative representations of content include captions. This was an attempt to reduce the number of checkpoints. > 5.2.6 [Priority 1] > Allow the user specify that captions for video be rendered at the same time > as the video. > > ja: Similar to audio tracks, captions may be available in different > languages. There is a need for > > 5.2.x [Priority 1] > Allow the user to choose from among available caption tracks. This was decided on a couple of teleconfs ago (don't have the URI right now). > 5.2.7 [Priority 2] > Allow the user specify that audio descriptions of video be rendered at the > same time as the video. > > ja: In discussion with the folks a WGBH, it was recommended that this > checkpoint be changed to a Priority 1. Scenario-video showing professor > writing complex equations and graphs on the overhead and discussing them but > not describing what he/she actually wrote on the overhead. Without > description this would be inaccessible to people with visual impairments. > This could be generalize to any video presentation of visually rich or > complex information where the visually presented information is critical to > the understanding of the presentation. ISSUE: Priority level of 5.2.7. > ja: additionally, there may also be description tracks in different > languages, there is no evidence of this yet so a Priority 2 is recommended. > So there is a need for > > 5.2.x [Priority 2] > Allow the user to choose from among available audio description tracks. This was also added as the results of a teleconf. Thanks for the comments Jim! - Ian -- Ian Jacobs (jacobs@w3.org) Tel/Fax: (212) 684-1814 http://www.w3.org/People/Jacobs
Received on Saturday, 6 March 1999 15:23:06 UTC