essenceTrackExtension is an extension element. Extensions are either a wrapper containing a specific element from another standard OR embedded xml containing the extension. The essenceTrackExtension element is a container to accomodate track-level metadata from external systems. Use it to supplement other metadata sub-elements of instantiationEssenceTrack in which it appears.
essenceTrackExtension can only be contained by instantiationEssenceTrack.
Usage: optional, repeatable.
Attributes
essenceTrackExtension has no attributes.
Subelements
essenceTrackExtension contains the following subelements:
- extensionWrap – required ONLY if extensionEmbedded is not used. The extensionWrap element serves as a container for the elements extensionElement, extensionValue, and extensionAuthorityUsed..
- extensionEmbedded – required ONLY if extensionWrap is not used. The extensionEmbedded element allows the inclusion of xml from another schema, e.g. TEI, METS, etc.
Examples
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<essenceTrackExtension> <!-- No data here directly; it's within sub-elements instead --> <extensionWrap> <extensionElement>RightsHolderName</extensionElement> <extensionValue>WNET.org</extensionValue> <extensionAuthorityUsed>http://www.loc.gov/standards/rights/METSRights.xsd</extensionAuthorityUsed> </extensionWrap> </essenceTrackExtension> |
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