---
title: AudioUnitEventType.beginParameterChangeGesture
framework: audiotoolbox
role: symbol
role_heading: Case
path: audiotoolbox/audiouniteventtype/beginparameterchangegesture
---

# AudioUnitEventType.beginParameterChangeGesture

## Declaration

```swift
case beginParameterChangeGesture
```

## See Also

### Constants

- [AudioUnitEventType.endParameterChangeGesture](audiotoolbox/audiouniteventtype/endparameterchangegesture.md)
- [AudioUnitEventType.parameterValueChange](audiotoolbox/audiouniteventtype/parametervaluechange.md)
- [AudioUnitEventType.propertyChange](audiotoolbox/audiouniteventtype/propertychange.md)