<!--
{
  "availability" : [
    "DriverKit: 21.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "AudioDriverKit",
  "identifier" : "/documentation/AudioDriverKit/IOUserAudioStream/GetCurrentStreamFormat",
  "metadataVersion" : "0.1.0",
  "role" : "Instance Method",
  "symbol" : {
    "kind" : "Instance Method",
    "modules" : [
      "AudioDriverKit"
    ],
    "preciseIdentifier" : "c:@S@IOUserAudioStream@F@GetCurrentStreamFormat#"
  },
  "title" : "GetCurrentStreamFormat"
}
-->

# GetCurrentStreamFormat

Returns the current stream format, as an audio stream basic description.

```
IOUserAudioStreamBasicDescription GetCurrentStreamFormat();
```

## Return Value

The current stream format, as an `IOUserAudioStreamBasicDescription`.

## Discussion

This method synchronizes by using the work queue created by the object.

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)