<!--
{
  "availability" : [
    "iOS: 6.0.0 -",
    "iPadOS: 6.0.0 -",
    "macCatalyst: 6.0.0 -",
    "macOS: 10.9.0 -",
    "tvOS: 9.0.0 -",
    "visionOS: 1.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "MediaToolbox",
  "identifier" : "/documentation/MediaToolbox/MTAudioProcessingTapCreationFlags",
  "metadataVersion" : "0.1.0",
  "role" : "Type Alias",
  "symbol" : {
    "kind" : "Type Alias",
    "modules" : [
      "Media Toolbox"
    ],
    "preciseIdentifier" : "c:@T@MTAudioProcessingTapCreationFlags"
  },
  "title" : "MTAudioProcessingTapCreationFlags"
}
-->

# MTAudioProcessingTapCreationFlags

Flags to use when creating audio processing taps.

```
typealias MTAudioProcessingTapCreationFlags = UInt32
```

## Discussion

You must set the pre or post flag, but not both.

## Topics

### Flags

[`kMTAudioProcessingTapCreationFlag_PreEffects`](/documentation/MediaToolbox/kMTAudioProcessingTapCreationFlag_PreEffects)

Signifies that the processing tap is inserted before any effects.

[`kMTAudioProcessingTapCreationFlag_PostEffects`](/documentation/MediaToolbox/kMTAudioProcessingTapCreationFlag_PostEffects)

Signifies that the processing tap is inserted before any effects.


---

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)