---
title: vertOff_N
framework: quicktime-file-format
role: symbol
role_heading: Data field
path: quicktime-file-format/clean_aperture/vertoff_n
---

# vertOff_N

A 32-bit signed integer containing either the vertical offset of the clean aperture center minus (height–1)/2 or the numerator portion of a fractional offset.

## Overview

Overview This value is typically zero.

## See Also

### Data fields

- [Size](quicktime-file-format/clean_aperture/size.md)
- [Type](quicktime-file-format/clean_aperture/type.md)
- [apertureWidth_N](quicktime-file-format/clean_aperture/aperturewidth_n.md)
- [apertureWidth_D](quicktime-file-format/clean_aperture/aperturewidth_d.md)
- [apertureHeight_N](quicktime-file-format/clean_aperture/apertureheight_n.md)
- [apertureHeight_D](quicktime-file-format/clean_aperture/apertureheight_d.md)
- [horizOff_N](quicktime-file-format/clean_aperture/horizoff_n.md)
- [horizOff_D](quicktime-file-format/clean_aperture/horizoff_d.md)
- [vertOff_D](quicktime-file-format/clean_aperture/vertoff_d.md)