XMP Media Management Schema Properties

Important Usage Contexts:

1. Version Control Systems:

   • Track document versions
   • Manage renditions
   • Record modification history
   • Maintain relationships

2. Digital Asset Management:

   • Asset tracking
   • Version management
   • Rendition control
   • System integration

3. Workflow Management:

   • Process tracking
   • Status monitoring
   • History logging
   • Relationship mapping

4. Archive Management:

   • Document preservation
   • Version preservation
   • Relationship preservation
   • History preservation

Key Benefits:

• Enables version tracking
• Supports asset management
• Maintains document history
• Tracks relationships
• Facilitates workflows
• Enables system integration
• Supports archival needs

This schema is essential for:

• Enterprise content management
• Digital asset management systems
• Version control systems
• Publishing workflows
• Archive management
• Document tracking systems
• Content preservation

Version Identification

xmpMM:DocumentID

• Persistent unique identifier
• Never changes for the document
• UUID format recommended
• Example: "uuid:6BA7B810-9DAD-11D1-80B4-00C04FD430C8"

xmpMM:InstanceID

• Identifier for specific version/save
• Changes with each save
• Identifies particular instance
• Example: "uuid:A1B2C3D4-E5F6-7890-1234-567890ABCDEF"

xmpMM:VersionID

• Version number or identifier
• User-visible version info
• Example: "v1.2.3" or "Release 2024.1"

Original Document Information

xmpMM:DerivedFrom

• Reference to original document
• Structured property containing:
  • documentID
  • instanceID
  • versionID
  • renderClass
• Example:

  {
    "documentID": "uuid:original-doc-id",
    "instanceID": "uuid:original-instance",
    "versionID": "1.0",
    "renderClass": "default"
  }
  

Rendition Information

xmpMM:RenditionClass

• Purpose of this version
• Common values:
  • "default"
  • "draft"
  • "proof"
  • "screen"
  • "print"
  • "thumbnail"

xmpMM:RenditionParams

• Parameters specific to rendition
• Additional rendition details
• Example: "resolution:300dpi"

Management Properties

xmpMM:Manager

• Asset management system identifier
• Example: "DAM System Name v3.0"

xmpMM:ManageTo

• URI for managing system
• Example: "https://dam.company.com/asset/"

xmpMM:ManageUI

• URI for human interface
• Management system URL
• Example: "https://dam.company.com/ui/asset/"

History Tracking

xmpMM:History

• Array of modification events
• Each event contains:
  • action
  • parameters
  • when
  • softwareAgent
  • changed
• Example:

  [
    {
      "action": "saved",
      "parameters": "major version",
      "when": "2024-03-20T15:30:00Z",
      "softwareAgent": "Adobe InDesign 2024",
      "changed": "/metadata/dc:title"
    }
  ]
  

Versioning Properties

xmpMM:Versions

• Array of previous versions
• Contains version information
• Example:

  [
    {
      "version": "1.0",
      "comments": "Initial release",
      "date": "2024-01-15T10:00:00Z"
    }
  ]
  

Relationship Properties

xmpMM:Ingredients

• Components used in asset
• References to other assets
• Example:

  [
    {
      "documentID": "uuid:component1",
      "fromPart": "/image/logo",
      "toPart": "/page1/logo"
    }
  ]
  

xmpMM:ManagedFrom

• Original managed asset reference
• Similar structure to DerivedFrom
• Used in asset management systems

Preservation Information

xmpMM:PreservedFileName

• Original filename
• For archival purposes
• Example: "original-document-name.psd"

xmpMM:OriginalDocumentID

• First version's document ID
• Never changes
• Example: "uuid:first-version-id"