---
title: AVMutableAudioMix
framework: avfoundation
role: symbol
role_heading: Class
path: avfoundation/avmutableaudiomix
---

# AVMutableAudioMix

An object that manages the input parameters for mixing audio tracks.

## Declaration

```swift
class AVMutableAudioMix
```

## Topics

### Input parameters

- [inputParameters](avfoundation/avmutableaudiomix/inputparameters.md)

## Relationships

### Inherits From

- [AVAudioMix](avfoundation/avaudiomix.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSCopying](foundation/nscopying.md)
- [NSMutableCopying](foundation/nsmutablecopying.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)

## See Also

### Mixing

- [AVAudioMix](avfoundation/avaudiomix.md)
- [AVAudioMixInputParameters](avfoundation/avaudiomixinputparameters.md)
- [AVAudioMixInputParametersTrackID](avfoundation/avaudiomixinputparameterstrackid.md)
- [AVMutableAudioMixInputParameters](avfoundation/avmutableaudiomixinputparameters.md)