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

# Size

The number of bytes in this data reference atom.

## See Also

### Data fields

- [Type](quicktime-file-format/reference_movie_data_reference_atom/type.md)
- [Flags](quicktime-file-format/reference_movie_data_reference_atom/flags.md)
- [Data reference type](quicktime-file-format/reference_movie_data_reference_atom/data_reference_type.md)
- [Data reference size](quicktime-file-format/reference_movie_data_reference_atom/data_reference_size.md)
- [Data reference](quicktime-file-format/reference_movie_data_reference_atom/data_reference.md)