---
title: AUParameterAutomationEvent
framework: audiotoolbox
role: symbol
role_heading: Structure
path: audiotoolbox/auparameterautomationevent
---

# AUParameterAutomationEvent

## Declaration

```swift
struct AUParameterAutomationEvent
```

## Topics

### Initializers

- [init()](audiotoolbox/auparameterautomationevent/init().md)
- [init(hostTime:address:value:eventType:reserved:)](audiotoolbox/auparameterautomationevent/init(hosttime:address:value:eventtype:reserved:).md)

### Instance Properties

- [address](audiotoolbox/auparameterautomationevent/address.md)
- [eventType](audiotoolbox/auparameterautomationevent/eventtype.md)
- [hostTime](audiotoolbox/auparameterautomationevent/hosttime.md)
- [reserved](audiotoolbox/auparameterautomationevent/reserved.md)
- [value](audiotoolbox/auparameterautomationevent/value.md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Sendable](swift/sendable.md)

## See Also

### Structures

- [AudioUnitConnection](audiotoolbox/audiounitconnection.md)
- [AudioUnitEvent](audiotoolbox/audiounitevent.md)
- [AudioUnitExternalBuffer](audiotoolbox/audiounitexternalbuffer.md)
- [AudioUnitFrequencyResponseBin](audiotoolbox/audiounitfrequencyresponsebin.md)
- [AudioUnitMeterClipping](audiotoolbox/audiounitmeterclipping.md)
- [AudioUnitMIDIControlMapping](audiotoolbox/audiounitmidicontrolmapping.md)
- [AudioUnitOtherPluginDesc](audiotoolbox/audiounitotherplugindesc.md)
- [AudioUnitParameter](audiotoolbox/audiounitparameter.md)
- [AudioUnitParameterEvent](audiotoolbox/audiounitparameterevent.md)
- [AudioUnitParameterHistoryInfo](audiotoolbox/audiounitparameterhistoryinfo.md)
- [AudioUnitParameterNameInfo](audiotoolbox/audiounitparameternameinfo.md)
- [AudioUnitParameterIDName](audiotoolbox/audiounitparameteridname.md)
- [AudioUnitParameterInfo](audiotoolbox/audiounitparameterinfo.md)
- [AudioUnitParameterOptions](audiotoolbox/audiounitparameteroptions.md)
- [AudioUnitParameterStringFromValue](audiotoolbox/audiounitparameterstringfromvalue.md)