---
title: submissionMode
framework: videotoolbox
role: symbol
role_heading: Instance Property
path: videotoolbox/vtopticalflowparameters/submissionmode-swift.property
---

# submissionMode

A value describing the processing request in a parameters submission object.

## Declaration

```swift
var submissionMode: VTOpticalFlowParameters.SubmissionMode { get }
```

## See Also

### Inspecting the parameters

- [sourceFrame](videotoolbox/vtopticalflowparameters/sourceframe.md)
- [nextFrame](videotoolbox/vtopticalflowparameters/nextframe.md)
- [destinationOpticalFlow](videotoolbox/vtopticalflowparameters/destinationopticalflow.md)
- [VTOpticalFlowParameters.SubmissionMode](videotoolbox/vtopticalflowparameters/submissionmode-swift.enum.md)