This schema is composed of description tools in the MPEG-7 User Description (UD) Profile that are used by ETSI TS 102 822-3-1 and ETSI TS 102 822-3-3 Metadata Schemas. Constraints on these tools called for by the UD profile have been implemented by removal of restricted elements and attributes. The UserActionType has been extended in the ETSI TS 102 822-3-1 metadata schema. Constraints are indicated by embedded comments. The schema is divided into three modules: Module 1 contains schema components used both for content description and user description; Module 2 contains schema components used for content description only; Module 3 contains schema components for user description only and Module 4 contains datatypes only used by the ETSI TS 102 822-3-3 extended Metadata Schema.
MODULE 1. MPEG-7 SCHEMA COMPONENTS USED BY TVA BOTH FOR CONTENT DESCRIPTION AND FOR USER DESCRIPTION
1A. GLOBAL ATTRIBUTE GROUPS USED BY TVA BOTH FOR CONTENT DESCRIPTION AND FOR USER DESCRIPTION
1B. SIMPLE TYPES USED BY TVA BOTH FOR CONTENT DESCRIPTION AND FOR USER DESCRIPTION
1C. COMPLEX TYPES USED BY TVA BOTH FOR CONTENT DESCRIPTION AND FOR USER DESCRIPTION
MODULE 2. MPEG-7 SCHEMA COMPONENTS USED BY TVA FOR CONTENT DESCRIPTION ONLY
MODULE 3. MPEG-7 SCHEMA COMPONENTS USED BY TVA FOR USER DESCRIPTION ONLY
3A. SIMPLE DATATYPES USED BY TVA FOR USER DESCRIPTION ONLY
3B. COMPLEX DATATYPES USED BY TVA FOR USER DESCRIPTION ONLY
4. DATATYPES USED BY mpeg21_tva.xsd