---
title: channelFormat
framework: metalperformanceshaders
role: symbol
role_heading: Instance Property
path: metalperformanceshaders/mpsimagedescriptor/channelformat
---

# channelFormat

The storage format to use for each channel in the image.

## Declaration

```swift
var channelFormat: MPSImageFeatureChannelFormat { get set }
```

## See Also

### Properties

- [width](metalperformanceshaders/mpsimagedescriptor/width.md)
- [height](metalperformanceshaders/mpsimagedescriptor/height.md)
- [featureChannels](metalperformanceshaders/mpsimagedescriptor/featurechannels.md)
- [numberOfImages](metalperformanceshaders/mpsimagedescriptor/numberofimages.md)
- [pixelFormat](metalperformanceshaders/mpsimagedescriptor/pixelformat.md)
- [cpuCacheMode](metalperformanceshaders/mpsimagedescriptor/cpucachemode.md)
- [storageMode](metalperformanceshaders/mpsimagedescriptor/storagemode.md)
- [usage](metalperformanceshaders/mpsimagedescriptor/usage.md)