---
title: kCVImageBufferDisplayWidthKey
framework: corevideo
role: symbol
role_heading: Global Variable
path: corevideo/kcvimagebufferdisplaywidthkey
---

# kCVImageBufferDisplayWidthKey

A key to the display width of the image buffer.

## Declaration

```swift
let kCVImageBufferDisplayWidthKey: CFString
```

## Discussion

Discussion The display width value is of type CFNumber.

## See Also

### Constants

- [kCVImageBufferDisplayHeightKey](corevideo/kcvimagebufferdisplayheightkey.md)