---
title: kCGImagePropertyExifFlashPixVersion
framework: imageio
role: symbol
role_heading: Global Variable
path: imageio/kcgimagepropertyexifflashpixversion
---

# kCGImagePropertyExifFlashPixVersion

The FlashPix version supported by an FPXR file.

## Declaration

```swift
let kCGImagePropertyExifFlashPixVersion: CFString
```

## Discussion

Discussion FlashPix is a format for multiresolution tiled images that facilitates fast onscreen viewing.

## See Also

### Flash Information

- [kCGImagePropertyExifFlashEnergy](imageio/kcgimagepropertyexifflashenergy.md)