---
title: CMTimeRoundingMethod.roundTowardZero
framework: coremedia
role: symbol
role_heading: Case
path: coremedia/cmtimeroundingmethod/roundtowardzero
---

# CMTimeRoundingMethod.roundTowardZero

Rounds toward zero.

## Declaration

```swift
case roundTowardZero
```

## Discussion

Discussion This method rounds toward zero if the fraction isn’t equal to 0.

## See Also

### Rounding Methods

- [CMTimeRoundingMethod.roundHalfAwayFromZero](coremedia/cmtimeroundingmethod/roundhalfawayfromzero.md)
- [CMTimeRoundingMethod.roundAwayFromZero](coremedia/cmtimeroundingmethod/roundawayfromzero.md)
- [CMTimeRoundingMethod.quickTime](coremedia/cmtimeroundingmethod/quicktime.md)
- [CMTimeRoundingMethod.roundTowardPositiveInfinity](coremedia/cmtimeroundingmethod/roundtowardpositiveinfinity.md)
- [CMTimeRoundingMethod.roundTowardNegativeInfinity](coremedia/cmtimeroundingmethod/roundtowardnegativeinfinity.md)