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# AudioFileStreamSetProperty(_:_:_:_:)

Sets the value of the specified property.

```
func AudioFileStreamSetProperty(_ inAudioFileStream: AudioFileStreamID, _ inPropertyID: AudioFileStreamPropertyID, _ inPropertyDataSize: UInt32, _ inPropertyData: UnsafeRawPointer) -> OSStatus
```

## Parameters

`inAudioFileStream`

The ID of the parser to which you wish to pass data. The parser ID is returned by the [`AudioFileStreamOpen(_:_:_:_:_:)`](/documentation/AudioToolbox/AudioFileStreamOpen(_:_:_:_:_:)) function.

`inPropertyID`

The ID of the audio file stream property whose value is to be set.

`inPropertyDataSize`

The size, in bytes, of the property data.

`inPropertyData`

The property data.

## Return Value

A result code. See Result Codes.

## Discussion

Currently, there are no settable properties.

## See Also

[`AudioFileStreamOpen(_:_:_:_:_:)`](/documentation/AudioToolbox/AudioFileStreamOpen(_:_:_:_:_:))

Creates and opens a new audio file stream parser.


---

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