This feature is not Baseline because it does not work in some of the most widely-used browsers.
Note: This feature is available in Dedicated Web Workers.
The numberOfFrames read-only property of the AudioData interface returns the number of frames in the AudioData object.
An integer.
The below example prints the value of numberOfFrames to the console.
console.log(AudioData.numberOfFrames);
| Specification |
|---|
| WebCodecs> # dom-audiodata-numberofframes> |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
numberOfFrames |
94 | 94 | 130 | 80 | 26 | 94 | No | 66 | 26 | 17.0 | 94 | 26 |
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https://developer.mozilla.org/en-US/docs/Web/API/AudioData/numberOfFrames