---
title: sourceHeadroom
framework: coreimage
role: symbol
role_heading: Instance Property
path: coreimage/citonemapheadroom/sourceheadroom
---

# sourceHeadroom

## Declaration

```swift
var sourceHeadroom: Float { get set }
```

## See Also

### Instance Properties

- [inputImage](coreimage/citonemapheadroom/inputimage.md)
- [targetHeadroom](coreimage/citonemapheadroom/targetheadroom.md)