---
title: CMFormatDescription.Extensions.Value.TransferFunction
framework: coremedia
role: symbol
role_heading: Structure
path: coremedia/cmformatdescription/extensions-swift.struct/value/transferfunction
---

# CMFormatDescription.Extensions.Value.TransferFunction

## Declaration

```swift
struct TransferFunction
```

## Topics

### Transfer Functions

- [itu_R_2020](coremedia/cmformatdescription/extensions-swift.struct/value/transferfunction/itu_r_2020.md)
- [itu_R_2100_HLG](coremedia/cmformatdescription/extensions-swift.struct/value/transferfunction/itu_r_2100_hlg.md)
- [itu_R_709_2](coremedia/cmformatdescription/extensions-swift.struct/value/transferfunction/itu_r_709_2.md)
- [linear](coremedia/cmformatdescription/extensions-swift.struct/value/transferfunction/linear.md)
- [sRGB](coremedia/cmformatdescription/extensions-swift.struct/value/transferfunction/srgb.md)
- [smpte_240M_1995](coremedia/cmformatdescription/extensions-swift.struct/value/transferfunction/smpte_240m_1995.md)
- [smpte_ST_2084_PQ](coremedia/cmformatdescription/extensions-swift.struct/value/transferfunction/smpte_st_2084_pq.md)
- [smpte_ST_428_1](coremedia/cmformatdescription/extensions-swift.struct/value/transferfunction/smpte_st_428_1.md)
- [useGamma](coremedia/cmformatdescription/extensions-swift.struct/value/transferfunction/usegamma.md)

## Relationships

### Conforms To

- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Constants

- [CMFormatDescription.Extensions.Value.AlphaChannelMode](coremedia/cmformatdescription/extensions-swift.struct/value/alphachannelmode.md)
- [CMFormatDescription.Extensions.Value.ChromaLocation](coremedia/cmformatdescription/extensions-swift.struct/value/chromalocation.md)
- [CMFormatDescription.Extensions.Value.ColorPrimaries](coremedia/cmformatdescription/extensions-swift.struct/value/colorprimaries.md)
- [CMFormatDescription.Extensions.Value.FieldDetail](coremedia/cmformatdescription/extensions-swift.struct/value/fielddetail.md)
- [CMFormatDescription.Extensions.Value.FontFace](coremedia/cmformatdescription/extensions-swift.struct/value/fontface.md)
- [CMFormatDescription.Extensions.Value.MPEG2VideoProfile](coremedia/cmformatdescription/extensions-swift.struct/value/mpeg2videoprofile.md)
- [CMFormatDescription.Extensions.Value.TextDisplayFlags](coremedia/cmformatdescription/extensions-swift.struct/value/textdisplayflags.md)
- [CMFormatDescription.Extensions.Value.TextJustification](coremedia/cmformatdescription/extensions-swift.struct/value/textjustification.md)
- [CMFormatDescription.Extensions.Value.Vendor](coremedia/cmformatdescription/extensions-swift.struct/value/vendor.md)
- [CMFormatDescription.Extensions.Value.YCbCrMatrix](coremedia/cmformatdescription/extensions-swift.struct/value/ycbcrmatrix.md)