---
title: Property Identifiers for Extended Audio File Objects
framework: audiotoolbox
role: collectionGroup
role_heading: API Collection
path: audiotoolbox/1486859-property-identifiers-for-extende
---

# Property Identifiers for Extended Audio File Objects

## Topics

### Constants

- [kExtAudioFileProperty_FileDataFormat](audiotoolbox/kextaudiofileproperty_filedataformat.md)
- [kExtAudioFileProperty_FileChannelLayout](audiotoolbox/kextaudiofileproperty_filechannellayout.md)
- [kExtAudioFileProperty_ClientDataFormat](audiotoolbox/kextaudiofileproperty_clientdataformat.md)
- [kExtAudioFileProperty_ClientChannelLayout](audiotoolbox/kextaudiofileproperty_clientchannellayout.md)
- [kExtAudioFileProperty_CodecManufacturer](audiotoolbox/kextaudiofileproperty_codecmanufacturer.md)
- [kExtAudioFileProperty_AudioConverter](audiotoolbox/kextaudiofileproperty_audioconverter.md)
- [kExtAudioFileProperty_AudioFile](audiotoolbox/kextaudiofileproperty_audiofile.md)
- [kExtAudioFileProperty_FileMaxPacketSize](audiotoolbox/kextaudiofileproperty_filemaxpacketsize.md)
- [kExtAudioFileProperty_ClientMaxPacketSize](audiotoolbox/kextaudiofileproperty_clientmaxpacketsize.md)
- [kExtAudioFileProperty_FileLengthFrames](audiotoolbox/kextaudiofileproperty_filelengthframes.md)
- [kExtAudioFileProperty_ConverterConfig](audiotoolbox/kextaudiofileproperty_converterconfig.md)
- [kExtAudioFileProperty_IOBufferSizeBytes](audiotoolbox/kextaudiofileproperty_iobuffersizebytes.md)
- [kExtAudioFileProperty_IOBuffer](audiotoolbox/kextaudiofileproperty_iobuffer.md)
- [kExtAudioFileProperty_PacketTable](audiotoolbox/kextaudiofileproperty_packettable.md)

## See Also

### Constants

- [Extended Audio FIle Errors](audiotoolbox/1486883-extended-audio-file-errors.md)
- [Codec Unavailable Errors](audiotoolbox/1623673-codec-unavailable-errors.md)
- [Extended Audio File Packet Overrides](audiotoolbox/3547074-extended-audio-file-packet-overr.md)