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Accessibility/Video a11y requirements: Difference between revisions
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Accessibility/Video a11y requirements (view source)
Revision as of 08:08, 8 November 2008
, 8 November 2008added ticker text and image maps to entertainment section
(moving ticker text & active regions to entertainment) |
(added ticker text and image maps to entertainment section) |
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=== Requirements for entertainment === | === Requirements for entertainment === | ||
==== karaoke ==== | |||
** remove spoken words from audio track and add timed text track | ** remove spoken words from audio track and add timed text track | ||
** similar to subtitles with style information | ** similar to subtitles with style information | ||
| Line 165: | Line 165: | ||
* karaoke text is consecutively coloured as the words are being sung | * karaoke text is consecutively coloured as the words are being sung | ||
* karaoke text is sometimes coloured differently for different people | * karaoke text is sometimes coloured differently for different people | ||
MULTIPLEX INTO OGG: as timed text track | |||
==== ticker text ==== | |||
* news often have a ticker text at the bottom of the screen | |||
* ticker text always stays at the same position and scrolls through from left to right | |||
* the ticker text often has small ads in it, too | |||
* there are often graphics included | |||
MULTIPLEX INTO OGG: as timed text track | |||
==== image maps ==== | |||
* advertisers in particular want to mark regions on online video with hyperlinks and some scroll-over text, which is linked to the region | |||
* there is the active region and there is the region for the scroll-over text | |||
* there can be text & graphics in the scroll-over text box | |||
* can be placed anywhere on top of the video screen | |||
* the active region is typically empty and lights up upon scroll-over | |||
MULTIPLEX INTO OGG: as timed text track | MULTIPLEX INTO OGG: as timed text track | ||