---
title: format
framework: Core Image
role: symbol
role_heading: Instance Property
platforms: [iOS 9.0+, iPadOS 9.0+, Mac Catalyst 13.1+, macOS 10.4+, tvOS 9.0+, visionOS 1.0+]
path: coreimage/ciimageaccumulator/format
---

# format

The pixel format of the image accumulator.

## Declaration

```swift
var format: CIFormat { get }
```

## Discussion

Discussion For applicable values, see Pixel Formats.

## See Also

### Obtaining Data From an Image Accumulator

- [extent](coreimage/ciimageaccumulator/extent.md)
- [image()](coreimage/ciimageaccumulator/image().md)