MediaStreamAudioDestinationNode

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨October 2018⁩.

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The MediaStreamAudioDestinationNode interface represents an audio destination consisting of a WebRTC MediaStream with a single AudioMediaStreamTrack, which can be used in a similar way to a MediaStream obtained from navigator.mediaDevices.getUserMedia().

It is an AudioNode that acts as an audio destination, created using the AudioContext.createMediaStreamDestination() method.

Number of inputs	1
Number of outputs	0
Channel count	2
Channel count mode	"explicit"
Channel count interpretation	"speakers"

Constructor

MediaStreamAudioDestinationNode()

Creates a new MediaStreamAudioDestinationNode object instance.

Instance properties

Inherits properties from its parent, AudioNode.

MediaStreamAudioDestinationNode.stream

A MediaStream containing a single MediaStreamTrack whose kind is audio and with the same number of channels as the node. You can use this property to get a stream out of the audio graph and feed it into another construct, such as a Media Recorder.

Instance methods

Inherits methods from its parent, AudioNode.

Example

See AudioContext.createMediaStreamDestination() for example code that creates a MediaStreamAudioDestinationNode and uses it as a source for audio to be recorded.

Specifications

Browser compatibility

See also

• Using the Web Audio API