Mobile Accessibility Guidelines - Audio & Video

Metadata should

Relevant metadata should be provided for all media.

Metadata provided with media content can help users understand the media and locate alternative versions.

Metadata provides information about an item’s content such as date of publication, duration, formats (subtitled, sign language, audio description, high definition etc) or language.

Provide clearly worded links to alternative formats both within the playback screen and in listing pages such as search results, categories, favourites and downloads.

iOS

Not applicable.

Android

Not applicable.

HTML

Provide information about formats where necessary such as date of publication, duration, formats (subtitled, sign language, audio description, high definition etc) or language.

HTML Pass Example

<head>
  <title>Weekend Update</title>
  <meta name="description"
        content="A multimedia guide to your weekend">
  <meta name="keywords" content="Weekend, news"> 
<link rel="alternate"
      type="application/html"
      media="screen"
      title="Weekend Update Text Version"
      href="http://www.bbc.com/mobile/weekendUpdate.html" />
</head>

Testing

Procedures

  1. Locate media.
  2. View the source of the page.
  3. Verify that metadata content is indicated in the head section of the page and indicates where alternatives to the media are located.

Outcome

The following check is true:

  • Correct metadata is provided for media.