Mime Subtype

The mime subtype for a graphic, multimedia object, or piece of supplementary material


The source for this attribute’s values is the Internet Assigned Numbers Authority (IANA 2003).

Although this Tag Set cannot enforce it, the element <graphic> should be limited to still images. The element <media> should be reserved for objects whose @mime-subtype involves video, audio, moving images, time-dependent graphic types, and other non-XML data types. Mimetypes and subtypes should be set accordingly but are not constrained by this Tag Set.

Attribute Values

In Elements

<graphic>, <inline-graphic>, <inline-supplementary-material>, <media>, <supplementary-material>
Value Meaning
Text, numbers, or special characters A specific mime subtype (November 2003 list)
Restriction: This attribute may be specified if the element is used.