---
title: classAttributes
framework: Core Image
role: symbol
role_heading: Instance Property
platforms: [macOS 10.5+]
path: coreimage/cifiltergenerator/classattributes
---

# classAttributes

The class attributes associated with the filter.

## Declaration

```swift
var classAttributes: [AnyHashable : Any] { get set }
```

## Discussion

Discussion For more information about class attributes for a filter, see Core Image Programming Guide and the filter attributes key constants defined in CIFilter.