---
title: "init(mMagicCookieSize:mMagicCookie:)"
framework: audiotoolbox
role: symbol
role_heading: Initializer
path: "audiotoolbox/audiocodecmagiccookieinfo/init(mmagiccookiesize:mmagiccookie:)"
---

# init(mMagicCookieSize:mMagicCookie:)

## Declaration

```swift
init(mMagicCookieSize: UInt32, mMagicCookie: UnsafeRawPointer?)
```