---
title: kMDItemHasAlphaChannel
framework: coreservices
role: symbol
role_heading: Global Variable
path: coreservices/kmditemhasalphachannel
---

# kMDItemHasAlphaChannel

Indicates if this image file has an alpha channel.  A CFBoolean.

## Declaration

```swift
let kMDItemHasAlphaChannel: CFString!
```