---
title: kCVZeroTime
framework: corevideo
role: symbol
role_heading: Global Variable
path: corevideo/kcvzerotime
---

# kCVZeroTime

Zero time or duration. For example, CVDisplayLinkGetOutputVideoLatency(_:) returns kCVZeroTime for zero video latency.

## Declaration

```swift
let kCVZeroTime: CVTime
```

## See Also

### Constants

- [kCVIndefiniteTime](corevideo/kcvindefinitetime.md)