Users can select text in the transcript and go to that point in the video. Interactive transcripts highlight text phrases as they are spoken. Interactive transcripts use the captions file.
Reading the captions with a screen reader and braille device. Setting how captions are displayed (e.g., text style, text size, colors, and position of the captions). Some media players provide additional accessibility functionality to users such as: Have sufficient contrast between colors for text, controls, and backgrounds ( in Understanding WCAG: Contrast (Minimum), Contrast (Enhanced), Non-text Contrast). Provide clear labels ( in Understanding WCAG: Labels or Instructions, Info and Relationships). Make the keyboard focus indicator visible ( in Understanding WCAG: Focus Visible). Provide keyboard support ( in Understanding WCAG: Keyboard Accessible). Player Accessibility FunctionalityĪccessible media players provide a user interface that works without a mouse, through speech interface, when the page is zoomed larger, and with screen readers. Using an existing media player developed for accessibility requires moderate HTML skills.ĭeveloping your own accessible media player requires advanced HTML and JavaScript skills. Some are free, open source and some are commercial. There are players developed specifically for accessibility. 
Rather than coding all the things needed to make a player support accessibility, most organizations choose to use an existing player with good accessibility support. Most have limited functionality to support accessibility.
Modern browsers provide a default media player. In Making Audio and Video Media Accessible Summary
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