---
title: appleLog2
framework: Core Media
role: symbol
role_heading: Type Property
platforms: [iOS 27.0+, iPadOS 27.0+, Mac Catalyst 27.0+, macOS 27.0+, tvOS 27.0+, visionOS 27.0+, watchOS 27.0+]
path: coremedia/cmformatdescription/extensions-swift.struct/value/logtransferfunction/applelog2
---

# appleLog2

Indicates the Apple Log 2 identifier.

## Declaration

```swift
static let appleLog2: CMFormatDescription.Extensions.Value.LogTransferFunction
```