---
title: GetNumberAvailableSampleRates
framework: VideoDriverKit
role: symbol
role_heading: Instance Method
platforms: [driverkit 27.0+]
path: videodriverkit/iouservideoclockdevice/getnumberavailablesamplerates
---

# GetNumberAvailableSampleRates

Gets number of available sample rates of the clock device.

## Declaration

```occ
size_t GetNumberAvailableSampleRates();
```

## Discussion

Discussion The object’s work queue synchronizes access to the value.

## See Also

### Working with sample rates

- [SetSampleRate](videodriverkit/iouservideoclockdevice/setsamplerate.md)
- [GetSampleRate](videodriverkit/iouservideoclockdevice/getsamplerate.md)
- [SetAvailableSampleRates](videodriverkit/iouservideoclockdevice/setavailablesamplerates.md)
- [GetAvailableSampleRates](videodriverkit/iouservideoclockdevice/getavailablesamplerates.md)