> ## Documentation Index
> Fetch the complete documentation index at: https://docs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# XApuProcessType

> XApuProcessType

Defines the processing types that will be performed by XAPU client(s).

## Syntax

```cpp theme={null}
enum class XApuProcessType  : uint32_t  
{  
    None = 0,  
    DecodeOpus = 1,  
    DecodeConvertOpus = 2,  
    ConvertPCM = 3,  
}  
```

## Constants

| Constant | Description |
| - | - |
| None | Invalid process type. |
| DecodeOpus | Decode Opus stream(s). Input stream(s) can be CELT, SILK or Hybrid. Only Mono and Stereo streams of 2.5 (CELT only), 5 (CELT only), 10 or 20 milliseconds packet durations at 48000 sample rate are supported. |
| DecodeConvertOpus | Decode and Sample rate Convert of Opus stream(s). The input stream can be CELT, SILK or Hybrid. Only Mono and Stereo streams of 2.5 (CELT only), 5 (CELT only), 10 or 20 milliseconds packet durations at 48000. |
| ConvertPCM | Sample rate Convert of uncompressed PCM float (32-bit), mono and stereo stream(s) at 48000 hz sample rate. |

## Remarks

For more information about parameters passed to allocated resources, see [XApuConnectInputParameters](https://docs.xbox.com/reference/audio/xapu/structs/xapuconnectinputparameters.md). For more information about connecting and allocating resources for an Audio Processing Unit (XAPU), see [XApuConnect](https://docs.xbox.com/reference/audio/xapu/functions/xapuconnect.md). For more information about decode and convert processing parameters, see [XApuDecodeConvertCommand](https://docs.xbox.com/reference/audio/xapu/structs/xapudecodeconvertcommand.md).

## Requirements

**Header:** xapu.h

**Supported platforms:** XBOX Series X|S

## See also

[XApuGetUtilization](https://docs.xbox.com/reference/audio/xapu/functions/xapugetutilization.md)\
[XApuStateOptions](https://docs.xbox.com/reference/audio/xapu/enums/xapustateoptions.md)\
[XAPU](https://docs.xbox.com/reference/audio/xapu/xapu_members.md)


## Related topics

- [XApuStateOptions](https://docs.xbox.com/reference/audio/xapu/enums/xapustateoptions.md)
- [XApuConnectInputParameters](https://docs.xbox.com/reference/audio/xapu/structs/xapuconnectinputparameters.md)
- [XApuCommandOptions](https://docs.xbox.com/reference/audio/xapu/enums/xapucommandoptions.md)
- [XApuDecodeConvertActivateCommand](https://docs.xbox.com/reference/audio/xapu/structs/xapudecodeconvertactivatecommand.md)
- [XApuGetUtilization](https://docs.xbox.com/reference/audio/xapu/functions/xapugetutilization.md)