The GainNode()
constructor of the Web Audio API creates a new GainNode
object which an AudioNode
that represents a change in volume.
Note: You should typically call AudioContext.createGain()
to create a gain node.
var gainNode = new GainNode(context, options)
Inherits parameters from the AudioNodeOptions
dictionary.
context
AudioContext
.options
Optional
gain
: The amount of gain to apply. This parameter is a-rate and it's nominal range is (-∞,+∞). The default is 1
.A new GainNode
object instance.
Specification | Status | Comment |
---|---|---|
Web Audio API The definition of 'GainNode()' in that specification. | Working Draft | Initial definition. |
Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
---|---|---|---|---|---|---|
Basic support | 551 | ? | 53 | No | 42 | ? |
Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | IE mobile | Opera Android | iOS Safari |
---|---|---|---|---|---|---|---|
Basic support | 551 | 551 | ? | 53 | No | 42 | ? |
1. Before Chrome 59, the default values were not supported.
© 2005–2018 Mozilla Developer Network and individual contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/GainNode/GainNode