---
title: Time scale
framework: quicktime-file-format
role: symbol
role_heading: Data field
path: quicktime-file-format/media_header_atom/time_scale
---

# Time scale

A time value that indicates the time scale for this media.

## Overview

Overview The number of time units that pass per second in its time coordinate system.

## See Also

### Data fields

- [Size](quicktime-file-format/media_header_atom/size.md)
- [Type](quicktime-file-format/media_header_atom/type.md)
- [Version](quicktime-file-format/media_header_atom/version.md)
- [Flags](quicktime-file-format/media_header_atom/flags.md)
- [Creation time](quicktime-file-format/media_header_atom/creation_time.md)
- [Modification time](quicktime-file-format/media_header_atom/modification_time.md)
- [Duration](quicktime-file-format/media_header_atom/duration.md)
- [Language](quicktime-file-format/media_header_atom/language.md)
- [Quality](quicktime-file-format/media_header_atom/quality.md)