---
title: kCGImageDestinationEmbedThumbnail
framework: imageio
role: symbol
role_heading: Global Variable
path: imageio/kcgimagedestinationembedthumbnail
---

# kCGImageDestinationEmbedThumbnail

A Boolean value that indicates whether to embed a thumbnail for JPEG and HEIF images.

## Declaration

```swift
let kCGImageDestinationEmbedThumbnail: CFString
```

## Discussion

Discussion The value of this key must be a CFBoolean value. The default value is kCFBooleanFalse.

## See Also

### Configuring the Image Behaviors

- [kCGImageDestinationLossyCompressionQuality](imageio/kcgimagedestinationlossycompressionquality.md)
- [kCGImageDestinationBackgroundColor](imageio/kcgimagedestinationbackgroundcolor.md)
- [kCGImageDestinationDateTime](imageio/kcgimagedestinationdatetime.md)
- [kCGImageDestinationImageMaxPixelSize](imageio/kcgimagedestinationimagemaxpixelsize.md)
- [kCGImageDestinationMetadata](imageio/kcgimagedestinationmetadata.md)
- [kCGImageDestinationMergeMetadata](imageio/kcgimagedestinationmergemetadata.md)
- [kCGImageDestinationOptimizeColorForSharing](imageio/kcgimagedestinationoptimizecolorforsharing.md)
- [kCGImageDestinationOrientation](imageio/kcgimagedestinationorientation.md)
- [kCGImageDestinationPreserveGainMap](imageio/kcgimagedestinationpreservegainmap.md)
- [kCGImageMetadataShouldExcludeGPS](imageio/kcgimagemetadatashouldexcludegps.md)
- [kCGImageMetadataShouldExcludeXMP](imageio/kcgimagemetadatashouldexcludexmp.md)