Media header atom ('mdhd')

Overview

The media header atom specifies the characteristics of a media, including time scale and duration. The media header atom has an atom type of 'mdhd'.

The layout of a media header atom is as follows.

Topics

Data fields

• Size
• Type
• Version
• Flags
• Creation time
• Modification time
• Time scale
• Duration
• Language
• Quality

See Also

Describing media

• Media atom
• Extended language tag atom
• Handler reference atom
• Media information atoms
• Video media information atom
• Video media information header atom
• Sound media information atom
• Sound media information header atom
• Base media information atom
• Base media information header atom
• Base media info atom
• Data information atom
• Data reference atom