---
title: AudioFileTypeAndFormatID
framework: audiotoolbox
role: symbol
role_heading: Structure
path: audiotoolbox/audiofiletypeandformatid
---

# AudioFileTypeAndFormatID

A specifier for the constantkAudioFileGlobalInfo_AvailableStreamDescriptionsForFormat.

## Declaration

```swift
struct AudioFileTypeAndFormatID
```

## Overview

Overview This structure specifies a desired audio file type and data format ID so you can obtain a list of stream descriptions of available formats.

## Topics

### Initializers

- [init()](audiotoolbox/audiofiletypeandformatid/init().md)
- [init(mFileType:mFormatID:)](audiotoolbox/audiofiletypeandformatid/init(mfiletype:mformatid:).md)

### Instance Properties

- [mFileType](audiotoolbox/audiofiletypeandformatid/mfiletype.md)
- [mFormatID](audiotoolbox/audiofiletypeandformatid/mformatid.md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Sendable](swift/sendable.md)

## See Also

### Data Types

- [AudioBytePacketTranslationFlags](audiotoolbox/audiobytepackettranslationflags.md)
- [AudioFileFlags](audiotoolbox/audiofileflags.md)
- [AudioFileRegionFlags](audiotoolbox/audiofileregionflags.md)
- [AudioFileStreamParseFlags](audiotoolbox/audiofilestreamparseflags.md)
- [AudioFileStreamPropertyFlags](audiotoolbox/audiofilestreampropertyflags.md)
- [AudioFileStreamSeekFlags](audiotoolbox/audiofilestreamseekflags.md)
- [AudioFileID](audiotoolbox/audiofileid.md)
- [AudioFilePropertyID](audiotoolbox/audiofilepropertyid.md)
- [AudioFile_SMPTE_Time](audiotoolbox/audiofile_smpte_time.md)
- [AudioFileMarker](audiotoolbox/audiofilemarker.md)
- [AudioFileMarkerList](audiotoolbox/audiofilemarkerlist.md)
- [AudioFileRegion](audiotoolbox/audiofileregion.md)
- [AudioFileRegionList](audiotoolbox/audiofileregionlist.md)
- [AudioFramePacketTranslation](audiotoolbox/audioframepackettranslation.md)
- [AudioBytePacketTranslation](audiotoolbox/audiobytepackettranslation.md)