---
title: SetInputSafetyOffset
framework: VideoDriverKit
role: symbol
role_heading: Instance Method
platforms: [driverkit 27.0+]
path: videodriverkit/iouservideodevice/setinputsafetyoffset
---

# SetInputSafetyOffset

Specifies the input safety offset of the device.

## Declaration

```occ
kern_return_t SetInputSafetyOffset(uint32_t in_safety_offset);
```

## Parameters

- `in_safety_offset`: uint32_t input safety offset value.

## Discussion

Discussion A uint32_t whose value indicates the number for frames behind the current hardware position that is safe to do IO.

## See Also

### Working with safety offset behavior

- [GetInputSafetyOffset](videodriverkit/iouservideodevice/getinputsafetyoffset.md)
- [SetOutputSafetyOffset](videodriverkit/iouservideodevice/setoutputsafetyoffset.md)
- [GetOutputSafetyOffset](videodriverkit/iouservideodevice/getoutputsafetyoffset.md)