---
title: AudioToolbox Structures
framework: audiotoolbox
role: collectionGroup
role_heading: API Collection
path: audiotoolbox/audiotoolbox-structures
---

# AudioToolbox Structures

## Topics

### Structures

- [AUMIDIEventList](audiotoolbox/aumidieventlist.md)
- [AudioConverterOptions](audiotoolbox/audioconverteroptions.md)

## See Also

### Reference

- [AudioToolbox Enumerations](audiotoolbox/audiotoolbox-enumerations.md)
- [AudioToolbox Constants](audiotoolbox/audiotoolbox-constants.md)
- [AudioToolbox Functions](audiotoolbox/audiotoolbox-functions.md)
- [AudioToolbox Data Types](audiotoolbox/audiotoolbox-data-types.md)