---
title: kCGImagePropertyOpenEXRAspectRatio
framework: imageio
role: symbol
role_heading: Global Variable
path: imageio/kcgimagepropertyopenexraspectratio
---

# kCGImagePropertyOpenEXRAspectRatio

The aspect ratio of the image.

## Declaration

```swift
let kCGImagePropertyOpenEXRAspectRatio: CFString
```

## Discussion

Discussion The value of this property is a CFNumber.

## See Also

### Open EXR Properties

- [kCGImagePropertyOpenEXRDictionary](imageio/kcgimagepropertyopenexrdictionary.md)