---
title: "outputVideoEffectDidStart(for:)"
framework: screencapturekit
role: symbol
role_heading: Instance Method
path: "screencapturekit/scstreamdelegate/outputvideoeffectdidstart(for:)"
---

# outputVideoEffectDidStart(for:)

Tells the delegate that Presenter Overlay started.

## Declaration

```swift
optional func outputVideoEffectDidStart(for stream: SCStream)
```

## Parameters

- `stream`: The stream using Presenter Overlay.

## See Also

### Responding to Presenter Overlay

- [outputVideoEffectDidStop(for:)](screencapturekit/scstreamdelegate/outputvideoeffectdidstop(for:).md)