---
title: kIOAudioTimeStampSampleTimeValid
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1646409-anonymous/kioaudiotimestampsampletimevalid
---

# kIOAudioTimeStampSampleTimeValid

## Declaration

```occ
kIOAudioTimeStampSampleTimeValid = (1L << 0)
```