---
title: "MusicSequenceGetInfoDictionary(_:)"
framework: audiotoolbox
role: symbol
role_heading: Function
path: "audiotoolbox/musicsequencegetinfodictionary(_:)"
---

# MusicSequenceGetInfoDictionary(_:)

Returns a dictionary containing music sequence information.

## Declaration

```swift
func MusicSequenceGetInfoDictionary(_ inSequence: MusicSequence) -> CFDictionary
```

## Parameters

- `inSequence`: The music sequence that you want the information dictionary from.

## Return Value

Return Value A dictionary object containing information about a music sequence.

## Discussion

Discussion The dictionary can contain one or more of the kAFInfoDictionary_* keys specified in AudioToolbox/AudioFile.h. The caller should release the returned dictionary. If the call fails it will return NULL

## See Also

### Managing Music Sequences

- [NewMusicSequence(_:)](audiotoolbox/newmusicsequence(_:).md)
- [DisposeMusicSequence(_:)](audiotoolbox/disposemusicsequence(_:).md)
- [MusicSequenceBarBeatTimeToBeats(_:_:_:)](audiotoolbox/musicsequencebarbeattimetobeats(_:_:_:).md)
- [MusicSequenceBeatsToBarBeatTime(_:_:_:_:)](audiotoolbox/musicsequencebeatstobarbeattime(_:_:_:_:).md)
- [MusicSequenceDisposeTrack(_:_:)](audiotoolbox/musicsequencedisposetrack(_:_:).md)
- [MusicSequenceFileCreate(_:_:_:_:_:)](audiotoolbox/musicsequencefilecreate(_:_:_:_:_:).md)
- [MusicSequenceFileCreateData(_:_:_:_:_:)](audiotoolbox/musicsequencefilecreatedata(_:_:_:_:_:).md)
- [MusicSequenceFileLoad(_:_:_:_:)](audiotoolbox/musicsequencefileload(_:_:_:_:).md)
- [MusicSequenceFileLoadData(_:_:_:_:)](audiotoolbox/musicsequencefileloaddata(_:_:_:_:).md)
- [MusicSequenceGetAUGraph(_:_:)](audiotoolbox/musicsequencegetaugraph(_:_:).md)
- [MusicSequenceGetBeatsForSeconds(_:_:_:)](audiotoolbox/musicsequencegetbeatsforseconds(_:_:_:).md)
- [MusicSequenceGetIndTrack(_:_:_:)](audiotoolbox/musicsequencegetindtrack(_:_:_:).md)
- [MusicSequenceGetSMPTEResolution(_:_:_:)](audiotoolbox/musicsequencegetsmpteresolution(_:_:_:).md)
- [MusicSequenceGetSecondsForBeats(_:_:_:)](audiotoolbox/musicsequencegetsecondsforbeats(_:_:_:).md)
- [MusicSequenceGetSequenceType(_:_:)](audiotoolbox/musicsequencegetsequencetype(_:_:).md)