---
title: videoFrameRateRangeForBackgroundReplacement
framework: avfoundation
role: symbol
role_heading: Instance Property
path: avfoundation/avcapturedevice/format/videoframeraterangeforbackgroundreplacement
---

# videoFrameRateRangeForBackgroundReplacement

The minimum and maximum frame rates available when Background Replacement is active.

## Declaration

```swift
var videoFrameRateRangeForBackgroundReplacement: AVFrameRateRange? { get }
```

## Discussion

Discussion Devices may support a limited frame rate range when Background Replacement is active. If this device format doesn’t support this feature, the value of this property is nil.

## See Also

### Determining background replacement support

- [isBackgroundReplacementSupported](avfoundation/avcapturedevice/format/isbackgroundreplacementsupported.md)