---
title: Reserved
framework: quicktime-file-format
role: symbol
role_heading: Data field
path: quicktime-file-format/sound_media_information_header_atom/reserved
---

# Reserved

Reserved for use by Apple.

## Overview

Overview Set this field to 0.

## See Also

### Data fields

- [Size](quicktime-file-format/sound_media_information_header_atom/size.md)
- [Type](quicktime-file-format/sound_media_information_header_atom/type.md)
- [Version](quicktime-file-format/sound_media_information_header_atom/version.md)
- [Flags](quicktime-file-format/sound_media_information_header_atom/flags.md)
- [Balance](quicktime-file-format/sound_media_information_header_atom/balance.md)