---
title: forwardFlow
framework: videotoolbox
role: symbol
role_heading: Instance Property
path: videotoolbox/vtframeprocessoropticalflow/forwardflow
---

# forwardFlow

The forward optical flow pixel that was provided when the object was created.

## Declaration

```swift
var forwardFlow: CVPixelBuffer { get }
```

## See Also

### Inspecting the configuration

- [backwardFlow](videotoolbox/vtframeprocessoropticalflow/backwardflow.md)