Module media 

Attribute names for media (<audio>, <video>) elements.

Purpose

Media elements embed audio or video content with built-in playback controls. They support multiple sources, captions, and extensive playback control.

Common Attributes

• src: Media resource URL
• controls: Show browser’s default playback controls
• autoplay: Automatically start playback (often restricted by browsers)
• loop: Restart playback when finished
• muted: Start muted (required for autoplay in many browsers)
• preload: How much to preload (none, metadata, auto)

Example

<video src="movie.mp4" controls width="640" height="360" poster="thumb.jpg">
  Your browser doesn't support video.
</video>
<audio src="music.mp3" controls loop preload="metadata"></audio>
<video controls autoplay muted loop>
  <source src="video.webm" type="video/webm">
  <source src="video.mp4" type="video/mp4">
</video>

WHATWG Specification

• The video element
• The audio element

Constants

AUTOPLAY

The autoplay attribute.

CONTROLS

The controls attribute.

CROSSORIGIN

The crossorigin attribute.

HEIGHT

The height attribute.

LOOP

The loop attribute.

MUTED

The muted attribute.

POSTER

The poster attribute.

PRELOAD

The preload attribute.

SRC

The src attribute.

WIDTH

The width attribute.