MediaStream: getTracks() Methode
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2017.
Die getTracks()
-Methode der
MediaStream
-Schnittstelle gibt eine Sequenz zurück, die alle
MediaStreamTrack
-Objekte im
Track-Set dieses Streams repräsentiert,
unabhängig von MediaStreamTrack.kind
.
Syntax
js
getTracks()
Parameter
Keine.
Rückgabewert
Ein Array von MediaStreamTrack
-Objekten.
Beispiele
js
navigator.mediaDevices
.getUserMedia({ audio: false, video: true })
.then((mediaStream) => {
document.querySelector("video").srcObject = mediaStream;
// Stop the stream after 5 seconds
setTimeout(() => {
const tracks = mediaStream.getTracks();
tracks[0].stop();
}, 5000);
});
Spezifikationen
Specification |
---|
Media Capture and Streams # dom-mediastream-gettracks |
Browser-Kompatibilität
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
getTracks |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.