---
title: inputSafetyOffset
framework: Core Audio
role: symbol
role_heading: Instance Property
platforms: [macOS 15.0+]
path: coreaudio/audiohardwaredevice/inputsafetyoffset
---

# inputSafetyOffset

An Int whose value indicates the number of frames behind the current hardware position that is safe to do IO.

## Declaration

```swift
var inputSafetyOffset: Int { get throws }
```