---
title: reserved1
framework: QuickTime File Format
role: symbol
role_heading: Data field
path: quicktime-file-format/quicktime_vr_sample_description/reserved1
---

# reserved1

Reserved.

## Overview

Overview This field must be 0.

## See Also

### Data fields

- [size](quicktime-file-format/quicktime_vr_sample_description/size.md)
- [type](quicktime-file-format/quicktime_vr_sample_description/type.md)
- [reserved2](quicktime-file-format/quicktime_vr_sample_description/reserved2.md)
- [dataRefIndex](quicktime-file-format/quicktime_vr_sample_description/datarefindex.md)
- [data](quicktime-file-format/quicktime_vr_sample_description/data.md)