---
title: Reserved
framework: quicktime-file-format
role: symbol
role_heading: Data field
path: quicktime-file-format/subtitle_sample_description/reserved2
---

# Reserved

An 8-bit integer.

## Overview

Overview This must be set to -1 (negative one).

## See Also

### Data fields

- [Display flags](quicktime-file-format/subtitle_sample_description/display_flags.md)
- [Reserved](quicktime-file-format/subtitle_sample_description/reserved.md)
- [Reserved](quicktime-file-format/subtitle_sample_description/reserved3.md)
- [Default text box](quicktime-file-format/subtitle_sample_description/default_text_box.md)
- [Reserved](quicktime-file-format/subtitle_sample_description/reserved4.md)
- [Font identifier](quicktime-file-format/subtitle_sample_description/font_identifier.md)
- [Font face](quicktime-file-format/subtitle_sample_description/font_face.md)
- [Font size](quicktime-file-format/subtitle_sample_description/font_size.md)
- [Foreground color](quicktime-file-format/subtitle_sample_description/foreground_color.md)
- [Font table](quicktime-file-format/subtitle_sample_description/font_table.md)