---
title: isLastFrame
framework: vision
role: symbol
role_heading: Instance Property
path: vision/vntrackingrequest/islastframe
---

# isLastFrame

A Boolean that indicates the last frame in a tracking sequence.

## Declaration

```swift
var isLastFrame: Bool { get set }
```

## Discussion

Discussion If set to true, the current tracker will be released to the pool of available trackers when the current frame finishes processing.

## See Also

### Configuring a Tracking Request

- [VNRequestTrackingLevel](vision/vnrequesttrackinglevel.md)
- [inputObservation](vision/vntrackingrequest/inputobservation.md)
- [trackingLevel](vision/vntrackingrequest/trackinglevel.md)