OBJECT with fallback content Screen reader compatibility

Last updated: September 5, 2016

Expected Result: works in a screen reader

Actual Result: causes problems in 15 screen reader / browser combinations

WCAG Technique: H53

Code used for this test:


        <object data='startstop_movieclips.swf' type='application/x-shockwave-flash'>
            <p>Fallback content for object</p>
        </object>
    

Change History

Last updated: September 5, 2016

Screen readerBrowserModeNotesWhat the user hears
Fail NVDA 2016.2FF48 ReadingNothing voiced for object - no indication it exists Speak Blank
Fail NVDA 2016.2IE11 ReadingFallback content not read, no description of non-text content Speak Embedded object
Fail NVDA 2015.2FF38 ReadingNothing voiced for object - no indication it exists Speak Blank
Fail NVDA 2015.2IE11 ReadingFallback content not read, no description of non-text content Speak Embedded object
Fail JAWS 17.0.2619FF48 ReadingNothing voiced for object - no indication it exists
Fail JAWS 17.0.2619IE11 ReadingNo description of non-text content Speak Flash start. Start button. Stop button. Flash end.
OK JAWS 16.0.4350FF41 Reading Speak Fallback content for object
Fail JAWS 16.0.4350IE11 ReadingNo description of non-text content Speak Flash start. Start button. Stop button. Flash end.
OK JAWS 15.0.9023FF38 Reading Speak Fallback content for object
Fail JAWS 15.0.9023IE11 ReadingNo description of non-text content Speak Flash start. Start button. Stop button. Flash end.
OK JAWS 14.0.9002FF38 Reading Speak Fallback content for object
Fail JAWS 14.0.9002IE11 ReadingNo description of non-text content Speak Flash start. Start button. Stop button. Flash end.
Fail JAWS 13.0.852FF38 ReadingNo description of non-text content Speak Flash start. Flash end.
Fail JAWS 13.0.852IE11 ReadingNo description of non-text content Speak Flash start. Start button. Stop button. Flash end.
OK WindowEyes 9.2IE11 Reading Speak Fallback content for object
Fail WindowEyes 8.4IE11 ReadingFallback content not read, no description of non-text content Speak Start button. Stop button.
OK VoiceOver OSX 10.11Safari 9.1.2 Reading Speak Fallback content for object
Fail VoiceOver OSX 10.10Safari 8.0.6 ReadingNothing voiced for object - no indication it exists Speak Newline
OK VoiceOver iOS 9.1Safari iOS 9.1Touch Speak Fallback content for object
OK VoiceOver iOS 8.3Safari iOS 8.3Touch Speak Fallback content for object
Fail Dolphin SR 15.05IE11 ReadingNo description of non-text content Speak Object, start button. Stop button.
Fail SaToGo 3.4.96.0IE11 ReadingNo description of non-text content Speak Start of Flash Player. Button, start. Button, stop. End of Flash player.

SortSite rules: AccWcag1-1.1.11 AccWcag2-F30-1

Test notes

The threshold for inclusion in these results is 5% usage in the most recent WebAIM screen reader survey. Chrome and Android still fall below the 5% threshold.

All tests were carried out with screen reader factory settings. JAWS in particular has a wide variety of settings controlling exactly what gets spoken.

Screen readers allow users to interact in different modes, and can produce very different results in each mode. The modes used in these tests are:

In the «What the user hears» column: