| Port | Description |
| source primary |
The DAISY 3 fileset. If the fileset contains a file marked with a |
| source.in-memory sequence | |
| metadata |
Metadata to be included in the package document. Must be a |
| dc-metadata primary parameter |
Metadata to be included in the dc-metadata element of the package document. Names must be in the Dublin Core namespace. |
| Port | Description |
| result primary | The OEBPS package document |
| result.fileset | Result fileset with a single file, the package document. |
| Local Name | Namespace URI | Default | Description |
| uid |
Globally unique identifier for the DTB. Will be used as the dc:Identifier metadata element referenced by the package document's unique-identifier attribute. |
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| output-base-uri | Result base URI. |