v149 · HTML · demo

Stream Controller

A live demonstration of <usermedia>: request camera or microphone access via the browser-controlled element, then watch the streamready and userchangedenabled events log in real time as you interact.

<usermedia> requires Chrome 149 or later. In older browsers, fall back to navigator.mediaDevices.getUserMedia().
No stream — click element to start
↑ browser-controlled button — camera + mic
▣
No video stream
MUTED
element.stream
null
element.enabled
—
track count
—
Event log clear
No events yet — interact with the <usermedia> element above.

see also