---
title: CVImageTransferFunction.itu_R_2100_HLG
framework: corevideo
role: symbol
role_heading: Case
path: corevideo/cvimagetransferfunction/itu_r_2100_hlg
---

# CVImageTransferFunction.itu_R_2100_HLG

The transfer function for HDR video specified in ITU-R BT2020 HLG standard.

## Declaration

```swift
case itu_R_2100_HLG
```