---
title: hSpacing
framework: quicktime-file-format
role: symbol
role_heading: Data field
path: quicktime-file-format/pixel_aspect_ratio/hspacing
---

# hSpacing

An unsigned 32-bit integer specifying the horizontal spacing of pixels, such as luma sampling instants for Y´CbCr or YUV video.

## See Also

### Data fields

- [Size](quicktime-file-format/pixel_aspect_ratio/size.md)
- [Type](quicktime-file-format/pixel_aspect_ratio/type.md)
- [vSpacing](quicktime-file-format/pixel_aspect_ratio/vspacing.md)