---
title: "MAImageCaptioningSetCaption(_:_:_:)"
framework: mediaaccessibility
role: symbol
role_heading: Function
path: "mediaaccessibility/maimagecaptioningsetcaption(_:_:_:)"
---

# MAImageCaptioningSetCaption(_:_:_:)

Sets the accessibility caption for an image’s metadata.

## Declaration

```swift
func MAImageCaptioningSetCaption(_ url: CFURL, _ string: CFString?, _ error: UnsafeMutablePointer<CFError?>?) -> Bool
```

## See Also

### Image captioning settings

- [MAImageCaptioningCopyCaption(_:_:)](mediaaccessibility/maimagecaptioningcopycaption(_:_:).md)
- [MAImageCaptioningCopyMetadataTagPath()](mediaaccessibility/maimagecaptioningcopymetadatatagpath().md)