---
title: renderScale
framework: avfoundation
role: symbol
role_heading: Instance Property
path: avfoundation/avmutablevideocomposition/renderscale
---

# renderScale

The scale at which the video composition should render.

## Declaration

```swift
var renderScale: Float { get set }
```

## Discussion

Discussion May only be other than 1.0 for a video composition set on an AVPlayerItem.

## See Also

### Configuring video composition properties

- [frameDuration](avfoundation/avmutablevideocomposition/frameduration.md)
- [renderSize](avfoundation/avmutablevideocomposition/rendersize.md)
- [animationTool](avfoundation/avmutablevideocomposition/animationtool.md)