---
title: kCGPDFXOutputIntentSubtype
framework: coregraphics
role: symbol
role_heading: Global Variable
path: coregraphics/kcgpdfxoutputintentsubtype
---

# kCGPDFXOutputIntentSubtype

The output intent subtype. This key is required.

## Declaration

```swift
let kCGPDFXOutputIntentSubtype: CFString
```

## Discussion

Discussion The value of this key must be a CFString object equal to "GTS_PDFX"; otherwise, the dictionary is ignored.

## See Also

### Output Intent Keys

- [kCGPDFXOutputConditionIdentifier](coregraphics/kcgpdfxoutputconditionidentifier.md)
- [kCGPDFXOutputCondition](coregraphics/kcgpdfxoutputcondition.md)
- [kCGPDFXRegistryName](coregraphics/kcgpdfxregistryname.md)
- [kCGPDFXInfo](coregraphics/kcgpdfxinfo.md)
- [kCGPDFXDestinationOutputProfile](coregraphics/kcgpdfxdestinationoutputprofile.md)