IPTC Photo Metadata Standard (International Press Telecommunications Council)
Metadata Model
Media
IPTC Photo Metadata sets the industry standard for administrative, descriptive, and copyright information about images....
Other media data models
C2PA Content Credentials
Information Model
EIDR
Code System
IMF (Interoperable Master Format) SMPTE ST 2067
Information Model
MovieLabs Common Metadata (MDDF)
Metadata Model
MovieLabs Ontology for Media Creation (OMC)
Ontology / Vocabulary
MPEG-7 / MPEG-21 (Moving Picture Experts Group)
Metadata Model
SMPTE Metadata Registry / ST 335 (Society of Motion Picture Television Engineers)
Code System