---
title: pixelAspectRatio
framework: corevideo
role: symbol
role_heading: Type Property
path: corevideo/cvimagebufferattachmentkeydefinitions/pixelaspectratio
---

# pixelAspectRatio

Pixel aspect ratio for the image buffer.

## Declaration

```swift
static var pixelAspectRatio: CVAttachmentKeyDefinition<Self.ShouldPropagate, CVImagePixelAspectRatio> { get }
```