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

# Size

A 32-bit integer that specifies the number of bytes in this atom.

## See Also

### Data fields

- [Type](quicktime-file-format/profile_atom/type.md)
- [Version](quicktime-file-format/profile_atom/version.md)
- [Flags](quicktime-file-format/profile_atom/flags.md)
- [Number of feature entries](quicktime-file-format/profile_atom/number_of_feature_entries.md)
- [Feature entries](quicktime-file-format/profile_atom/feature_entries.md)