1 Definition
A Data Type including the Qualifiers of the Objects of an Audio-Visual Scene and the arrangement of the Objects and Audio-Visual Scenes in the Scene.
2 Functional Requirements
Audio-Visual Scene Geometry may include Scenes in addition to Objects.
3 Syntax
https://schemas.mpai.community/OSD/V1.1/data/AudioVisualSceneGeometry.json
4 Semantics
Label | Size | Description |
Header | N1 Bytes | Audio-Visual Scene Geometry Header |
– Standard-AVSceneGeometry | 9 Bytes | The characters “OSD-AVB-V” |
– Version | N2 Bytes | Major version – 1 or 2 characters |
– Dot-separator | 1 Byte | The character “.” |
– Subversion | N3 Bytes | Minor version – 1 or 2 characters |
MInstanceID | N4 Bytes | Identifier of M-Instance. |
AVBasicSceneGeometryID | N5 Bytes | Identifier of the AV Object. |
ObjectCount | N6 Bytes | Number of Objects in Scene |
AVSceneSpaceTime | N7 Bytes | Data about Space and Time |
AudioObjectsData[] | N8 Bytes | Set of Audio Objects |
– AudioObjectSpaceTime | N9 Bytes | ID of Space-Time of Audio Object |
– AudioObjectQualifier | N10 Bytes | Qualifier of Audio Object |
VisualObjectsData[] | N11 Bytes | Set of Visual Objects |
– VisualObjectSpaceTime | N12 Bytes | ID of Space-Time of Visual Object |
– VisualObjectQualifier | N13 Bytes | Qualifier of Visual Object |
AudioVisualObjectsData[] | N14 Bytes | Set of Audio-Visual Objects |
– AudioVisualObjectID | N15 Bytes | ID of Audio-Visual Object |
– AudioObjectSpaceTime | N16 Bytes | ID of Space-Time of Audio-Visual Object |
DescrMetadata | N17 Bytes | Descriptive Metadata |