---
title: "init(ageOutDuration:)"
framework: coremedia
role: symbol
role_heading: Initializer
path: "coremedia/cmmutabledatablockbuffer/memorypool/init(ageoutduration:)"
---

# init(ageOutDuration:)

## Declaration

```swift
init(ageOutDuration: TimeInterval = 0.5)
```