---
title: kAudioFilePropertyFormatList
framework: audiotoolbox
role: symbol
role_heading: Global Variable
path: audiotoolbox/kaudiofilepropertyformatlist
---

# kAudioFilePropertyFormatList

To support formats such as AAC SBR in which an encoded data stream can be decoded to multiple destination formats, this property’s value is an array of audio format list item values (declared in AudioFormat.h) of those formats. Typically, this is an audio format list item with the same audio stream basic description in the kAudioFilePropertyDataFormat property.

## Declaration

```swift
var kAudioFilePropertyFormatList: AudioFilePropertyID { get }
```

## See Also

### Constants

- [kAudioFilePropertyFileFormat](audiotoolbox/kaudiofilepropertyfileformat.md)
- [kAudioFilePropertyDataFormat](audiotoolbox/kaudiofilepropertydataformat.md)
- [kAudioFilePropertyIsOptimized](audiotoolbox/kaudiofilepropertyisoptimized.md)
- [kAudioFilePropertyMagicCookieData](audiotoolbox/kaudiofilepropertymagiccookiedata.md)
- [kAudioFilePropertyAudioDataByteCount](audiotoolbox/kaudiofilepropertyaudiodatabytecount.md)
- [kAudioFilePropertyAudioDataPacketCount](audiotoolbox/kaudiofilepropertyaudiodatapacketcount.md)
- [kAudioFilePropertyMaximumPacketSize](audiotoolbox/kaudiofilepropertymaximumpacketsize.md)
- [kAudioFilePropertyDataOffset](audiotoolbox/kaudiofilepropertydataoffset.md)
- [kAudioFilePropertyChannelLayout](audiotoolbox/kaudiofilepropertychannellayout.md)
- [kAudioFilePropertyDeferSizeUpdates](audiotoolbox/kaudiofilepropertydefersizeupdates.md)
- [kAudioFilePropertyDataFormatName](audiotoolbox/kaudiofilepropertydataformatname.md)
- [kAudioFilePropertyMarkerList](audiotoolbox/kaudiofilepropertymarkerlist.md)
- [kAudioFilePropertyRegionList](audiotoolbox/kaudiofilepropertyregionlist.md)
- [kAudioFilePropertyPacketToFrame](audiotoolbox/kaudiofilepropertypackettoframe.md)
- [kAudioFilePropertyFrameToPacket](audiotoolbox/kaudiofilepropertyframetopacket.md)