---
title: keepNetworkOutput
framework: vision
role: symbol
role_heading: Instance Property
path: vision/vntrackopticalflowrequest/keepnetworkoutput
---

# keepNetworkOutput

A Boolean value that indicates the raw pixel buffer continues to emit from the network.

## Declaration

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

## Discussion

Discussion The default value is false; otherwise, the request ignores outputPixelFormat.

## See Also

### Configuring the Request

- [computationAccuracy](vision/vntrackopticalflowrequest/computationaccuracy-swift.property.md)
- [VNTrackOpticalFlowRequest.ComputationAccuracy](vision/vntrackopticalflowrequest/computationaccuracy-swift.enum.md)
- [outputPixelFormat](vision/vntrackopticalflowrequest/outputpixelformat.md)