---
title: AVSampleRateConverterAlgorithm_Mastering
framework: avfaudio
role: symbol
role_heading: Global Variable
path: avfaudio/avsamplerateconverteralgorithm_mastering
---

# AVSampleRateConverterAlgorithm_Mastering

The mastering encoder bit rate strategy.

## Declaration

```swift
let AVSampleRateConverterAlgorithm_Mastering: String
```

## See Also

### Algorithms

- [AVSampleRateConverterAlgorithm_Normal](avfaudio/avsamplerateconverteralgorithm_normal.md)
- [AVSampleRateConverterAlgorithm_MinimumPhase](avfaudio/avsamplerateconverteralgorithm_minimumphase.md)