<!--
{
  "availability" : [
    "iOS: 4.0.0 -",
    "iPadOS: 4.0.0 -",
    "macCatalyst: 13.1.0 -",
    "macOS: 10.7.0 -",
    "tvOS: 9.0.0 -",
    "visionOS: 1.0.0 -",
    "watchOS: 1.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "AVFoundation",
  "identifier" : "/documentation/AVFoundation/AVMutableAudioMix",
  "metadataVersion" : "0.1.0",
  "role" : "Class",
  "symbol" : {
    "kind" : "Class",
    "modules" : [
      "AVFoundation"
    ],
    "preciseIdentifier" : "c:objc(cs)AVMutableAudioMix"
  },
  "title" : "AVMutableAudioMix"
}
-->

# AVMutableAudioMix

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

```
class AVMutableAudioMix
```

## Topics

### Creating a mix

[`audioMix`](/documentation/AVFoundation/AVMutableAudioMix/audioMix)

Returns a new mutable audio mix.

### Input parameters

[`inputParameters`](/documentation/AVFoundation/AVMutableAudioMix/inputParameters)

An array of input parameters for the mix.


---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)