1.2.3 Audio Description & Media Alternative
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Understanding WCAG SC 1.2.3 Audio Description or Media Alternative (Prerecorded)

1.2.3 Audio Description or Media Alternative (Prerecorded): An alternative for time-based media or audio description of the prerecorded video content is provided for synchronized media, except when the media is a media alternative for text and is clearly labeled as such. (Level A) This success criterion intends that video with audio that presents significant visual…

1.2.4 Captions (Live)
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Understanding WCAG SC 1.2.4 Captions (Live)

1.2.4 Captions (Live): Captions are provided for all live audio content in synchronized media. (Level AA) The intent of this success criterion is to provide captions for the live media content. Live media refers to the audio/video content that is relayed/broadcasted live on the internet platform. Live captioning is seen on live news broadcast, live…

1.2.5 Audio Description (Prerecorded)
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Understanding WCAG SC 1.2.5 Audio Description (Prerecorded)

1.2.5 Audio Description (Prerecorded): Audio description is provided for all prerecorded video content in synchronized media. (Level AA) The intent of this success criterion is to provide audio descriptions to the videos so as to aid blind & visually impaired users understand the visual aspect of the video content. Videos often contain a lot of…

WAI-ARIA: aria-valuetext (Property)

WAI-ARIA: aria-valuetext (Property)

Description Defines the human readable text alternative of aria-valuenow for a range widget. This property is used, for example, on a range widget such as a slider or progress bar. If the aria-valuetext attribute is set, authors SHOULD also set the aria-valuenow attribute, unless that value is unknown (for example, on an indeterminate progressbar). Authors…