---
title: customVideoCompositor
framework: avfoundation
role: symbol
role_heading: Instance Property
path: avfoundation/avassetexportsession/customvideocompositor
---

# customVideoCompositor

An optional custom object to use when compositing video frames.

## Declaration

```swift
var customVideoCompositor: (any AVVideoCompositing)? { get }
```

## See Also

### Configuring video output

- [videoComposition](avfoundation/avassetexportsession/videocomposition.md)