---
title: format
framework: phase
role: symbol
role_heading: Instance Property
path: phase/phasepushstreamnode/format
---

# format

The format of the audio stream data.

## Declaration

```swift
var format: AVAudioFormat { get }
```

## Discussion

Discussion The framework sets the value to the init(mixerDefinition:format:) argument.

## See Also

### Inspecting Stream Properties

- [mixer](phase/phasepushstreamnode/mixer.md)