---
title: "Timecode media information atom ('tcmi')"
framework: quicktime-file-format
role: symbol
role_heading: Atom
path: quicktime-file-format/timecode_media_information_atom
---

# Timecode media information atom ('tcmi')

An atom that governs how the timecode text is displayed.

## Mentioned in

QuickTime File Format change log

## Overview

Overview The timecode media also requires a media information atom. This atom contains information governing how the timecode text is displayed. This media information atom is stored in a base media information atom (see Base media information atom ('minf') for more information). The type of the timecode media information atom is 'tcmi'.

## Topics

### Data fields

- [Size](quicktime-file-format/timecode_media_information_atom/size.md)
- [Type](quicktime-file-format/timecode_media_information_atom/type.md)
- [Version](quicktime-file-format/timecode_media_information_atom/version.md)
- [Flags](quicktime-file-format/timecode_media_information_atom/flags.md)
- [Text font](quicktime-file-format/timecode_media_information_atom/text_font.md)
- [Text face](quicktime-file-format/timecode_media_information_atom/text_face.md)
- [Text size](quicktime-file-format/timecode_media_information_atom/text_size.md)
- [Reserved](quicktime-file-format/timecode_media_information_atom/reserved.md)
- [Text color](quicktime-file-format/timecode_media_information_atom/text_color.md)
- [Background color](quicktime-file-format/timecode_media_information_atom/background_color.md)
- [Font name](quicktime-file-format/timecode_media_information_atom/font_name.md)

## See Also

### Storing time code data

- [Timecode sample description](quicktime-file-format/timecode_sample_description.md)
- [Timecode sample data](quicktime-file-format/timecode_sample_data.md)
- [Creating a timecode track for 29.97 FPS video](quicktime-file-format/creating_a_timecode_track_for_2997_fps_video.md)