BrowserCaptureMediaStreamTrack

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The BrowserCaptureMediaStreamTrack interface of the Screen Capture API represents a single video track. It extends the MediaStreamTrack class with methods to limit the part of a self-capture stream (for example, a user's screen or window) that is captured.

EventTarget MediaStreamTrack BrowserCaptureMediaStreamTrack

Instance methods

clone() Experimental

Returns an uncropped, unrestricted clone of the original BrowserCaptureMediaStreamTrack.

cropTo() Experimental

Crops a self-capture stream to the area in which a specified DOM element is rendered.

restrictTo() Experimental

Restricts a self-capture stream to a specific DOM element.

Examples

See Using the Element Capture and Region Capture APIs for in-context example code.

Specifications

Specification
Region Capture
# browser-capture-media-stream-track

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
BrowserCaptureMediaStreamTrack
Experimental
clone
Experimental
cropTo
Experimental
restrictTo
Experimental

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support
In development. Supported in a pre-release version.
In development. Supported in a pre-release version.
No support
No support
Experimental. Expect behavior to change in the future.

See also