---
title: extendedDynamicRangeAmount
framework: coreimage
role: symbol
role_heading: Instance Property
path: coreimage/cirawfilter/extendeddynamicrangeamount
---

# extendedDynamicRangeAmount

A value that indicates the amount of extended dynamic range (EDR) to apply to the image.

## Declaration

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

## Discussion

Discussion The value should be in the range of 0...2. The default value is 0. A value of 0 indicates no EDR. A value of 1 indicates default EDR, and a value of 2 indicates maximum EDR.

## See Also

### Configuring a filter

- [baselineExposure](coreimage/cirawfilter/baselineexposure.md)
- [boostAmount](coreimage/cirawfilter/boostamount.md)
- [boostShadowAmount](coreimage/cirawfilter/boostshadowamount.md)
- [colorNoiseReductionAmount](coreimage/cirawfilter/colornoisereductionamount.md)
- [contrastAmount](coreimage/cirawfilter/contrastamount.md)
- [decoderVersion](coreimage/cirawfilter/decoderversion.md)
- [detailAmount](coreimage/cirawfilter/detailamount.md)
- [exposure](coreimage/cirawfilter/exposure.md)
- [isDraftModeEnabled](coreimage/cirawfilter/isdraftmodeenabled.md)
- [isGamutMappingEnabled](coreimage/cirawfilter/isgamutmappingenabled.md)
- [isLensCorrectionEnabled](coreimage/cirawfilter/islenscorrectionenabled.md)
- [linearSpaceFilter](coreimage/cirawfilter/linearspacefilter.md)
- [localToneMapAmount](coreimage/cirawfilter/localtonemapamount.md)
- [luminanceNoiseReductionAmount](coreimage/cirawfilter/luminancenoisereductionamount.md)
- [moireReductionAmount](coreimage/cirawfilter/moirereductionamount.md)