---
title: "subscript(dynamicMember:)"
framework: corevideo
role: symbol
role_heading: Instance Subscript
path: "corevideo/cvbuffer/attributes/subscript(dynamicmember:)-9n8bh"
---

# subscript(dynamicMember:)

## Declaration

```swift
subscript(dynamicMember keyPath: WritableKeyPath<CVBuffer.CreationAttributes, CVImageSize>) -> CVImageSize? { get set }
```