AudioContext.destination

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2021.

We’d love to hear your thoughts on the next set of proposals for the JavaScript language. You can find a description of the proposals here.
Please take two minutes to fill out our short survey.

AudioContext的 destination 属性返回一个 AudioDestinationNode，表示 context 中所有音频的最终目标节点，一般是音频渲染设备，比如扬声器。

值

AudioDestinationNode 节点。

示例

备注： 如果需要完整的实现示例，可以去看看 MDN Github repo 的演示，比如 voice-change-o-matic。

js
const audioCtx = new AudioContext();
// 旧式的 webkit/blink 浏览器需要一个前缀

const oscillatorNode = audioCtx.createOscillator();
const gainNode = audioCtx.createGain();

oscillatorNode.connect(gainNode);
gainNode.connect(audioCtx.destination);

规范

Specification
Web Audio API
# dom-baseaudiocontext-destination

浏览器兼容性

参见