W3C

- DRAFT -

Accessible Platform Architectures Working Group Teleconference

27 May 2020

Attendees

Present
jasonjgw, janina, scott_h, SteveNoble
Regrets
Chair
jasonjgw
Scribe
scott_h

Contents


<jasonjgw> zakim list agenda

<scribe> scribe: scott_h

Open issues on working drafts.

XAUR timeline

working on XAUR for a while, comments on github

took action to review and timeline of XAUR v2

bringing comments on an ad-hoc basis,

will have 8 left after today's comments

likely we'll be through all 2-3 weeks

end june/early july have document updated

janina: updated working drafft? reasonable projection handing issues

woudl liek to run past immersive web charis

in preparation for TPAC

jason: how does it fit with RTC work? last time n succession with small interval

josh: suggest stick with XAUR, not too man comments on RTC can move to that after

judy: timing of RTC - moving ahead and people starting to plan ahead,

janina: had coversation at joint meeting explaining expectations

These requirements are for next version

judy: may be relevant messaging of RTC as foundation element

janina: yes, absolutely important messaging opportunity

judy: this call not best to sort out, but jason - can you put on agenda next week,

Open issues on working drafts.

<Joshue108> https://github.com/w3c/apa/issues/89

<Joshue108> [RNIB] 4.8 Magnification context and resetting #89

josh: wanted to talk about this,

want to talk about specifying what's in XAUR vs WCAG/Silver

I suggest some text

relating to the context menus and interface elements

We discussed one half of this issue last week,

but didn't go over the draft text

so good to discuss here and context with silve

<Joshue108> <draft text> Req 7.b: Where it makes sense (such as in menus) interface elements can be enlarged and the menu reflowed to enhance the usability of the interface up to a certain magnification requirement.

quesiton: any concerns/issues?

jason: so basically we're asking is it covered in WCAG 2.1

janina: yes seems relevant to WCAG 1,2 or 3

jason: yes, cross-reference to Revlow SC which is more specific to its requirements

<Joshue108> WCAG 2.1 Reflow 1.4.10 https://www.w3.org/WAI/WCAG21/Understanding/reflow.html

janina; so in virtual envrionemnt, menus are in field of view, not out of line of slight? what is line of sight for someone with low vision/tunnel vision?

wondering if there's a nexus between wiring framework for bieng able to focus on captioned content

judy: great point

<Zakim> Joshue, you wanted to say the scope of Reflow is squarely in 2D layouts.

josh: refleow is really around 2D information, much more narrow. Coudl be a candidate to upscale in Silver

jason: so suggestion is to add it with cross-reference, and if there are issues with field of view

coudl be separate matter but important one

josh: will need to consider use case of focus issues that people with vision impairments may have

<Joshue108> https://github.com/w3c/apa/issues/92

<Joshue108> [RNIB] 4.15 Routing to second screens #92

josh: had a partiuclar use case when drafted,

looked a lot at message/different outputs

the point is bieng made that we need to focus specifically on ruting navigaiton

Sonali: put in one of my UX colleags,

undrstand importance of alerts/sounds for peoel that use Brialle,

josh: need to flag there's a reaosn to route content to second screen, one we dont' specify at all and can route anytihng, or we specify in detial

the first would work, but benefit to be explicit woudl be to teach mortance of accessibility

sonami: wanting to put out as much informaiton as possible in desired format, e.g. Brialle

janina: second screen interesting case in second screen

for more adanced technologies getting what you're accusotmed to

also could second screen manage captions to know who is speaking?

<Joshue108> SH: The second screen doesn't have to sit outside the XR environment

scott; could second screen be in the immersive envrionment, e.g. briallle display inside XR using tactile interface?

janina: why not?

jason: might need a convergence between mutlimodal and virutal environments

janina: ideally user configurations, not machine decisions

<Zakim> Joshue, you wanted to say there may be no need to call out these things explicitly - as this may be cover by 'audio'

josh: perhas what has been suggsted is alreayd covered

I think navigaitonis implict as it would already be audio output

janina: add 'including second screen devices'?

josh: change ...to a Braille or second screen display. would that cover it?

sonali: as long as second screen mentioned, should work

<Joshue108> [RNIB] 4.16 Interaction speed

<Joshue108> https://github.com/w3c/apa/issues/93

josh: original comment: user-step automations may be helpful, machine-learning noting patterns

<Joshue108> SH: This may be more mainstream

janina: seems more mainstram

scott; yes, thinking GOogle Stadia to pre-empty user input, more mainstream use

janina: accessibility coudl be about interacitng/making choice before timeout

<Joshue108> SH: Is this more about time? OR the machine carrying out the pattern.

<Joshue108> +1 to Scott

scott; yes, but don't think its about itme, but more about carring out repetitive task

josh: quite intersting, bringing in new patters base don preivous patterns

<Joshue108> SH: Its like Switch key support - programmable things that you can issue

<Joshue108> Where the machine can work things out..

<Joshue108> I see the a11y benefit but is it something that should go into a requirements doc

scott: I can see benefit, like switch keysupport but automated instead of pre-programmed, but is it a user requiemnet?

janina: maybe shoudl be added to mainstream

josh: accessibiity anticipates future tech, can spot generic needs but others may onot see it

<Joshue108> SH: Coming back to the specific requirements - doesn't fit.

scott: don't tthink it fits directly. Useful as mainstream but not specific requirement

janina: agree

josh: any other thoughts? Sonali?

sonali: agree, will go back to team to update on the discusison

<Joshue108> https://github.com/w3c/apa/issues/94

<Joshue108> [RNIB] 4.18 Binaural audio track alternatives #94

josh: comment was to add user need to provide original soundtrack in AD to build up

judy: binaural? I've heard it used in the audio work for distinguishing headphone and speaker output

janina: confident its headphone-specific

judy: can have a more general meaning

jasoN: can make sure its clear about the intent

janina: yes, is the intent that is' mro than stereo, as close to 360 environment?

Sonali: we were referring to spatial audio

one of the most important things was spatial audio, immersion

thought this would be quite important,

not just auido but AD supporting track

judy: +1

janina: want to void 'binaural',

josh: so agree that audio description track and spatialised along with everytihgin else

<Joshue108> The new requirement is that the audio needs to be spacialised and original soundtrack and audio description.

<Joshue108> +1 to leaving out binaural

<Joshue108> SH: Are you talking about spatially moving sounds from front to back? WIthout ducking?

josh: I'll update, thansk everyone

Summary of Action Items

Summary of Resolutions

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Default Present: jasonjgw, janina, scott_h, SteveNoble
Present: jasonjgw janina scott_h SteveNoble
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Found Date: 27 May 2020
People with action items: 

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