BaseAudioContext.createConstantSource() - Web API 接口参考 编辑

 createConstantSource() 是 BaseAudioContext 接口的一个方法， 用于生成一个 ConstantSourceNode 对象, 该对象是一个输出单信道（one-channel）音频信号的音频源，这些音频信号都拥有一个恒定的样本值。

Syntax

var constantSourceNode = AudioContext.createConstantSource()

Parameters

None.

Returns

A ConstantSourceNode instance.

Specifications

Specification	Status	Comment
Web Audio API createConstantSource()	Working Draft	Initial definition.

Browser Compatibility

We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!

• Desktop
• Mobile

Feature	Chrome	Firefox (Gecko)	Internet Explorer	Opera	Safari (WebKit)
Basic support	56.0	(Yes)	?	43	?
Implemented on AudioContext	10.0webkit	(Yes)	未实现	15.0webkit 22 (unprefixed)	6.0webkit

Feature	Android	Android Webview	Firefox Mobile (Gecko)	IE Mobile	Opera Mobile	Safari Mobile	Chrome for Android
Basic support	未实现	56.0	(Yes)	?	43	?	56.0
Implemented on AudioContext	?	(Yes)	26.0	?	?	?	33.0