---
title: kIOAudioSMPTETimeValid
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1646404-anonymous/kioaudiosmptetimevalid
---

# kIOAudioSMPTETimeValid

## Declaration

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