---
title: kCGImageAuxiliaryDataInfoMetadata
framework: imageio
role: symbol
role_heading: Global Variable
path: imageio/kcgimageauxiliarydatainfometadata
---

# kCGImageAuxiliaryDataInfoMetadata

The metadata for any auxiliary data.

## Declaration

```swift
let kCGImageAuxiliaryDataInfoMetadata: CFString
```

## Discussion

Discussion The value of this property is a CGImageMetadata type. Use it to obtain any metadata associated with the auxiliary data.

## See Also

### Auxiliary Image Data

- [kCGImagePropertyAuxiliaryData](imageio/kcgimagepropertyauxiliarydata.md)
- [kCGImagePropertyAuxiliaryDataType](imageio/kcgimagepropertyauxiliarydatatype.md)
- [kCGImageAuxiliaryDataInfoData](imageio/kcgimageauxiliarydatainfodata.md)
- [kCGImageAuxiliaryDataInfoDataDescription](imageio/kcgimageauxiliarydatainfodatadescription.md)