---
title: kCVImageBufferCleanApertureHorizontalOffsetKey
framework: corevideo
role: symbol
role_heading: Global Variable
path: corevideo/kcvimagebuffercleanaperturehorizontaloffsetkey
---

# kCVImageBufferCleanApertureHorizontalOffsetKey

A key to the clean aperture horizontal offset value from the center of the image buffer.

## Declaration

```swift
let kCVImageBufferCleanApertureHorizontalOffsetKey: CFString
```

## Discussion

Discussion The horizontal offset value is of type CFNumber.

## See Also

### Constants

- [kCVImageBufferCleanApertureWidthKey](corevideo/kcvimagebuffercleanaperturewidthkey.md)
- [kCVImageBufferCleanApertureHeightKey](corevideo/kcvimagebuffercleanapertureheightkey.md)
- [kCVImageBufferCleanApertureVerticalOffsetKey](corevideo/kcvimagebuffercleanapertureverticaloffsetkey.md)