---
title: Size
framework: quicktime-file-format
role: symbol
role_heading: Data field
path: quicktime-file-format/track_aperture_mode_dimensions_atom/size
---

# Size

A 32-bit integer that specifies the number of bytes in the track aperture mode dimensions atom.

## See Also

### Data fields

- [Type](quicktime-file-format/track_aperture_mode_dimensions_atom/type.md)
- [Track clean aperture dimensions atom](quicktime-file-format/track_aperture_mode_dimensions_atom/track_clean_aperture_dimensions_atom.md)
- [Track production aperture dimensions atom](quicktime-file-format/track_aperture_mode_dimensions_atom/track_production_aperture_dimensions_atom.md)
- [Track encoded pixels dimensions atom](quicktime-file-format/track_aperture_mode_dimensions_atom/track_encoded_pixels_dimensions_atom.md)