- From: Jim Allan <jimallan@tsbvi.edu>
- Date: Thu, 21 Feb 2008 17:22:52 -0600
- To: "WAI-ua" <w3c-wai-ua@w3.org>
- Cc: "Geoff Freed" <Geoff_Freed@wgbh.org>, "'Philippe Le Hegaret'" <plh@w3.org>
The following is a summary/synthesis of the UAWG call today (http://www.w3.org/2008/02/21-ua-minutes.html). Comments, corrections, additions welcome. Current UAAG2 draft - http://www.w3.org/WAI/UA/2008/WD-UAAG20-20080220/WD-UAAG20-20080220.html Current Video Non-native to browser. Play in <object> or <embed> - quicktime, real player, windows media player, Flash - as a compound document Limited to no keyboard operation or feature selection when handed off Keyboard accessible Flash player available from WGBH No scaling (other than full screen if player allows, not sure if zoom page feature also zooms video) Play in separate stand alone proprietary player (no standalone Flash) Good keyboard operation and feature selection Some scaling of video size Captions are a synchronized text track. Language of text available. Little other if any metadata. UAAG guidelines for Stop, start, play, resume Auto play Navigate media temporally Slow down Indicate temporal position (% of total) Alert to presence of alternative content (captions, video description, etc.) Render synchronized media (video and captions) Future video Native to browser UA provide interface for controls and feature selection API (native to browser) available to author for feature/options that UA can display to user Needed UAAG2 checkpoints??: User override of author defaults (already have in UAAG2) Captions on/off Ability to alter characteristics of captions (color, size, font-family) ?? or will 3.7 cover this because video will be native to user agent Ability to alter display of and characteristics of controls (show/hide controls, change size/color appearance of buttons, sliders, etc.) Selection of audio and text tracks (will need more meta or author information - is the audio a different language, video description, director narration, combined 'default' track with video description, etc. so user knows what they are selecting) Play/render multiple alternate tracks (text or audio or sign) simultaneously Structured navigation (scene, chapters, section, etc.) ?? covered by 4.7 ?? Scale video element - rest of document to reflow (also scale images individually??) Change contrast of video Spatial navigation and position indication Alert to, navigate to, and activate actionable spatial or text links in video or captions
Received on Thursday, 21 February 2008 23:24:04 UTC