---
title: Audio settings
framework: avfoundation
role: collectionGroup
path: avfoundation/audio-settings
---

# Audio settings

Configure audio processing settings using standard key and value constants.

## Topics

### Formats

- [AVAudioFormat](avfaudio/avaudioformat.md)
- [AVAudioChannelLayout](avfaudio/avaudiochannellayout.md)
- [AVChannelLayoutKey](avfaudio/avchannellayoutkey.md)
- [Linear PCM format settings](avfoundation/linear-pcm-format-settings.md)
- [Format settings](avfoundation/format-settings.md)

### Settings

- [Sample rate conversion settings](avfoundation/sample-rate-conversion-settings.md)
- [AVAudioQuality](avfaudio/avaudioquality.md)
- [Encoder settings](avfoundation/encoder-settings.md)
- [Time pitch algorithm settings](avfoundation/time-pitch-algorithm-settings.md)

### Constants

- [Encoder bit rate strategy values](avfoundation/encoder-bit-rate-strategy-values.md)
- [AVAUDIOENGINE_HAVE_AUAUDIOUNIT](avfaudio/avaudioengine_have_auaudiounit.md)

## See Also

### Common

- [Media assets](avfoundation/media-assets.md)
- [Media reading and writing](avfoundation/media-reading-and-writing.md)
- [Media types and utilities](avfoundation/media-types-and-utilities.md)
- [Video settings](avfoundation/video-settings.md)