---
title: init()
framework: coreaudiotypes
role: symbol
role_heading: Initializer
path: coreaudiotypes/audiostreampacketdescription/init()
---

# init()

Creates an audio stream basic description.

## Declaration

```swift
init()
```

## See Also

### Creating an audio stream packet descripiton

- [init(mStartOffset:mVariableFramesInPacket:mDataByteSize:)](coreaudiotypes/audiostreampacketdescription/init(mstartoffset:mvariableframesinpacket:mdatabytesize:).md)