puppeteer/new-docs/puppeteer.protocol.webaudio.contextrealtimedata.md
2020-07-13 14:01:35 +01:00

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[Home](./index.md) &gt; [puppeteer](./puppeteer.md) &gt; [Protocol](./puppeteer.protocol.md) &gt; [WebAudio](./puppeteer.protocol.webaudio.md) &gt; [ContextRealtimeData](./puppeteer.protocol.webaudio.contextrealtimedata.md)
## Protocol.WebAudio.ContextRealtimeData interface
Fields in AudioContext that change in real-time.
<b>Signature:</b>
```typescript
export interface ContextRealtimeData
```
## Properties
| Property | Type | Description |
| --- | --- | --- |
| [callbackIntervalMean](./puppeteer.protocol.webaudio.contextrealtimedata.callbackintervalmean.md) | number | A running mean of callback interval. |
| [callbackIntervalVariance](./puppeteer.protocol.webaudio.contextrealtimedata.callbackintervalvariance.md) | number | A running variance of callback interval. |
| [currentTime](./puppeteer.protocol.webaudio.contextrealtimedata.currenttime.md) | number | The current context time in second in BaseAudioContext. |
| [renderCapacity](./puppeteer.protocol.webaudio.contextrealtimedata.rendercapacity.md) | number | The time spent on rendering graph divided by render qunatum duration, and multiplied by 100. 100 means the audio renderer reached the full capacity and glitch may occur. |