To claim Single A conformance, all of your pages and documents must meet all Single A requirements
To claim Double A, all of your pages and documents must meet all Single A and all Double A requirements
To claim Triple A, all of your pages and documents must meet all Single A, Double A and Triple A requirements
Making pre-recorded audio with video (multimedia) accessible can benefit people with movement, visual, hearing, cognitive or seizure-related disabilties. Accessible video can also benefit people using certain technologies, which might not support video. For example, some mobile devices have limited FLASH support.
Starting with 'shooting' with a camera or capturing video via a software package such as Captivate, or creating an animation, make sure that:
Because a video-only file is not text, it cannot be 'read' by a screen reader. Therefore, it must have a text alternative that serves the same purpose. This alternative must also be identified so people know it is non-text content. This alternative can be
Captions must be provided for all pre-recorded audio in multimedia to help people with hearing or cognitive impairments understand the content. They also help people understand content if the language of the captions is unfamiliar. Captions must be
Captions can be
If the multimedia is clearly identified as a media equivalent to text content, captions are not required.
People must be able to operate the multimedia by any input device. Therefore, just providing functionality for the mouse is not enough, although the mouse should be able to access any content on the page. The keyboard must be able to operate the all functionality of the multimedia
No specific requirements relating to pre-recorded multimedia production. Although if any text is included in the video, as screens or information added to preceed the viewing of the multimedia, such as credits or advertisements
The controls to operate the multimedia should be accessible with a keyboard, and should be visible (highlighted) when they receive focus. Therefore it is best to keep it simple, so developers should keep the default 'focus' functionality of the browser, assistive technology or operating system.
Authorised by the Associate Director, Service Delivery & Support
7 March, 2012