ISSUE-3: metadata element and element content
metadata content model
metadata element and element content
- TTML 1.0
- Raised by:
- Philippe Le Hégaret
- Opened on:
- Currently the specification allows elements to have zero to n metadata class children elements. And that the ttm: namespace elements not have to be nested within a <metadata> parent. It has been suggested that it would be cleaner syntactically (without changing the semantics), to restrict elements to at most one <metadata> child element (as <tt> is restricted to at most one head element), and that ttm: elements be nested within a <metadata> parent.
e.g. to require:
As opposed to (would become ill formed):
Should elements be restricted to a single <metadata> child?
- Related Actions Items:
- No related actions
- Related emails:
No objection from GeoffPhilippe Le Hégaret, 27 Jan 2009, 14:41:41
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