---
title: kAudioUnitSampleRateConverterComplexity_Mastering
framework: audiotoolbox
role: symbol
role_heading: Global Variable
path: audiotoolbox/kaudiounitsamplerateconvertercomplexity_mastering
---

# kAudioUnitSampleRateConverterComplexity_Mastering

Mastering quality sample rate conversion. More computationally expensive.

## Declaration

```swift
var kAudioUnitSampleRateConverterComplexity_Mastering: UInt32 { get }
```

## See Also

### Constants

- [kAudioUnitSampleRateConverterComplexity_Linear](audiotoolbox/kaudiounitsamplerateconvertercomplexity_linear.md)
- [kAudioUnitSampleRateConverterComplexity_Normal](audiotoolbox/kaudiounitsamplerateconvertercomplexity_normal.md)