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.

io error: No such file or directory (os error 2) (/home/runner/work/yari/yari/mdn/translated-content/files/zh-cn/web/api/baseaudiocontext/index.md)

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

BCD tables only load in the browser

参见