---
title: Anonymous
framework: Kernel
role: containerSymbol
role_heading: Enumeration
platforms: [macOS 10.12+]
path: kernel/1646415-anonymous
---

# Anonymous

## Declaration

```occ
enum : unsigned int {
    ...
};
```

## Topics

### Constants

- [kIOAudioStreamSampleFormat1937AC3](kernel/1646415-anonymous/kioaudiostreamsampleformat1937ac3.md)
- [kIOAudioStreamSampleFormat1937MPEG1](kernel/1646415-anonymous/kioaudiostreamsampleformat1937mpeg1.md)
- [kIOAudioStreamSampleFormat1937MPEG2](kernel/1646415-anonymous/kioaudiostreamsampleformat1937mpeg2.md)
- [kIOAudioStreamSampleFormatAC3](kernel/1646415-anonymous/kioaudiostreamsampleformatac3.md)
- [kIOAudioStreamSampleFormatALaw](kernel/1646415-anonymous/kioaudiostreamsampleformatalaw.md)
- [kIOAudioStreamSampleFormatIEEEFloat](kernel/1646415-anonymous/kioaudiostreamsampleformatieeefloat.md)
- [kIOAudioStreamSampleFormatLinearPCM](kernel/1646415-anonymous/kioaudiostreamsampleformatlinearpcm.md)
- [kIOAudioStreamSampleFormatMPEG](kernel/1646415-anonymous/kioaudiostreamsampleformatmpeg.md)
- [kIOAudioStreamSampleFormatMuLaw](kernel/1646415-anonymous/kioaudiostreamsampleformatmulaw.md)
- [kIOAudioStreamSampleFormatTimeCode](kernel/1646415-anonymous/kioaudiostreamsampleformattimecode.md)