textobject — A wrapper for a text description of an object and its associated meta-information.
- Sequence of:
- One of:
- If this element is the root element, it must have a version attribute.
textobject is a wrapper containing a textual
description of a media object and its associated meta-information. A
textobject is only allowed in
mediaobject as a fallback. It cannot be the primary
There are two different forms of
and it is not unreasonable for a media object to contain both of
In the first form, the content of a
is simply a
phrase. This form is a mechanism for
providing a simple “alt text” for a media object. The
phrase might be used, for example, as the value of the
alt attribute on an HTML
the primary content of the image coming from one of the other objects in
the media object.
In the second form, the content of
is a longer, prose description. This form could be used when rendering
to devices that are incapable of displaying any of the other
The following elements occur in textobject: