The MediaStreamTrackAudioSourceOptions
dictionary's mediaStreamTrack
property must contain a reference to the MediaStreamTrack
from which the MediaStreamTrackAudioSourceNode
being created using the MediaStreamTrackAudioSourceNode()
constructor.
Syntax
mediaStreamTrackAudioSourceOptions = { mediaStreamTrack: audioSourceTrack; } mediaStreamTrackAudioSourceOptions.mediaStreamTrack = audioSourceTrack;
Value
A MediaStreamTrack
from which the audio output of the new MediaStreamTrackAudioSourceNode
will be taken.
Example
This example uses getUserMedia()
to obtain access to the user's camera, then creates a new MediaStreamAudioSourceNode
from the first audio track provided by the device.
let audioCtx = new (window.AudioContext || window.webkitAudioContext)(); if (navigator.mediaDevices.getUserMedia) { navigator.mediaDevices.getUserMedia ( { audio: true, video: false }).then(function(stream) { let options = { mediaStreamTrack: stream.getAudioTracks()[0]; } let source = new MediaStreamTrackAudioSourceNode(audioCtx, options); source.connect(audioCtx.destination); }).catch(function(err) { console.log('The following gUM error occured: ' + err); }); } else { console.log('new getUserMedia not supported on your browser!'); }
Specifications
Specification | Status | Comment |
---|---|---|
Web Audio API The definition of 'MediaStreamTrackAudioSourceOptions.mediaStream' in that specification. |
Working Draft |
Browser compatibility
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.
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
mediaStreamTrack | Chrome No support No | Edge No support No | Firefox Full support 68 | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Firefox Android Full support 68 | Opera Android No support No | Safari iOS No support No | Samsung Internet Android No support No |
Legend
- Full support
- Full support
- No support
- No support