---
title: overlap
framework: avfaudio
role: symbol
role_heading: Instance Property
path: avfaudio/avaudiounittimepitch/overlap
---

# overlap

The amount of overlap between segments of the input audio signal.

## Declaration

```swift
var overlap: Float { get set }
```

## Discussion

Discussion A higher value results in fewer artifacts in the output signal. The default value is 8.0. The range of values is 3.0 to 32.0.

## See Also

### Getting and setting time pitch values

- [pitch](avfaudio/avaudiounittimepitch/pitch.md)
- [rate](avfaudio/avaudiounittimepitch/rate.md)