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Thread: Video and auto play
Number of posts in this thread: 5 (In chronological order)
From: Claire Forbes
Date: Tue, Feb 08 2022 1:27PM
Subject: Video and auto play
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Hello everyone, I'm hoping for some insight from you experts...
A customer is requesting auto play for their web-based training and I wanted to ensure that I provide appropriate feedback, as I know it's somewhat considered "bad form" for autoplay
The question is: Do students have to hit the arrow with each slide to play the audio? If the course is set to "audio auto play" would that make the course non-compliant?
The reasoning is as follows:
For 508 compliance, if slide content auto plays, then the testing condition = "all media/narration content must play (end) completely within 3 seconds"
* The "3-second play" condition applies to ALL media content (narration, videos, alerts, sounds, music, etc).
* This condition applies to ALL slides in the content (course).
The design decision = "do ALL slides in the course have narration/media that plays/ends completely within 3 seconds"?
* If "yes", then the entire course can be set to auto play.
* If "no" (i.e., some or all slides require a longer duration), then the entire course is set to "not auto play" (in order for the course GUI behavior to be consistent for the user).
From a "why is this a rule" point of view, the standard exists because auto play (narration/media) can startle and confuse people with learning disabilities, including people sensitive to too many things happening on the screen at one time or to sudden/unexpected noise/volume. Additionally, the hearing/vision-impaired user must have time to activate CC, simultaneous reader software issues, ... etc.
Thank you!
Claire
Claire Forbes
Project Control Specialist
Victor 12, Inc.
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From: Hayman, Douglass
Date: Tue, Feb 08 2022 1:54PM
Subject: Re: - Video and auto play
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I'd refer to this PDF used in the Trusted Tester process.
https://www.dhs.gov/sites/default/files/publications/trusted_tester_test_process_v5_0_aug_16_2019.pdf
and then look at page 17 for 1.4.2 as it doesn't say you cannot have auto play but that you should be able to stop it within the first three elements encountered.
It'd be great if the tool in question had user preferences wherein auto play was off by default but that offered the ability for the user to toggle that on for her/his choice from then out.
One web-based accessibility training I took in months ago would have taken several keystrokes just to get to the media player and hit play, so I can see why some would prefer auto play. As a sighted user it was no big deal for me to hit the play button for each new module chapter but doing keyboard-only screen reader trial of the same was cumbersome.
Doug Hayman
IT Accessibility Coordinator
Information Technology
Olympic College
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From: glen walker
Date: Tue, Feb 08 2022 1:54PM
Subject: Re: Video and auto play
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If you're going old school Section 508 compliance, 1194.21 (a-l) and
1194.22 (a-p), then there isn't a requirement about autoplaying. But since
508 now points to WCAG 2.0, 1.4.2 and 2.2.2 apply and they just say you
need a way to pause it. They can still play automatically if it makes
sense to do so, although leaving that decision up to the user is typically
the best option.
Just make sure the client understands the drawbacks of autoplay. It can
certainly be handy but can also be frustrating if I'm listening to a screen
reader and then audio or video starts playing and now two audio streams are
talking to me.
From: chagnon
Date: Tue, Feb 08 2022 2:28PM
Subject: Re: - Video and auto play
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Gosh, is PDF from the Trusted Tester program a sample of what they use to teach accessible PDFs?
Quick glance found several problems, one of which is an empty list on page 4.
Drill down, expand the <LI> tags and the yellow content container boxes are empty.
I'm not sure how that could even have been made from any of our current software authoring programs and PDF export utilities.
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From: Mark Magennis
Date: Wed, Feb 09 2022 3:02AM
Subject: Re: Video and auto play
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I think you have to consider the context too. For example, suppose you have a list of courses where activating a course goes to a page with the course player. As someone else has said, a user may need time to do a few things before choosing to start playing the course, such as read the introduction, look at the table of contents, turn on captions or audio description, adjust playback speed, etc. A screen reader user will need to be able to use their screen reader to do this without the content audio competing with the screen reader output. So autoplay would not be good. But then consider when the user has gone some way through the course and is resuming at a later date. They may do this frequently, taking the course one lesson at a time. In this case selecting the course means "start again where I left off". It can be seen as equivalent to pressing Play, so autoplay may be appropriate. As long as focus is placed on a Pause button then they can easily stop it playing if they want to do something else before resuming.
One thing you have to watch out for though is automatic screen reader announcements. If going to the course involves a new HTML page load then the screen reader will read title, number of headings and links etc. If it is a virtual page load then you may have scripted a live region for the screen reader to announce the course title. If you move focus to the Pause button, the screen reader may announce the button, something like "button Pause press space to activate" (JAWS no longer does this since 2021 which is a major PITA). If the audio starts immediately then these announcements may be competing with it. So if you're using autoplay you want to not cause these announcements or either leave a short gap for them to happen before playback starts.
Mark