---
title: naturalSize
framework: MediaExtension
role: symbol
role_heading: Instance Property
platforms: [macOS 14.0+]
path: mediaextension/metrackinfo/naturalsize
---

# naturalSize

Indicates the natural dimensions of the media data referenced by the track.

## Declaration

```swift
var naturalSize: CGSize { get set }
```

## Discussion

Discussion This property is only valid for tracks with visual media types and is zero for other track types.

## See Also

### Inspecting track information

- [mediaType](mediaextension/metrackinfo/mediatype.md)
- [trackID](mediaextension/metrackinfo/trackid.md)
- [isEnabled](mediaextension/metrackinfo/isenabled.md)
- [naturalTimescale](mediaextension/metrackinfo/naturaltimescale.md)
- [extendedLanguageTag](mediaextension/metrackinfo/extendedlanguagetag.md)
- [preferredTransform](mediaextension/metrackinfo/preferredtransform.md)
- [nominalFrameRate](mediaextension/metrackinfo/nominalframerate.md)
- [requiresFrameReordering](mediaextension/metrackinfo/requiresframereordering.md)