1 Definition
An Object with Visual perceptibility attributes.
2 Functional Requirements
Visual Scene Descriptors include Basic Scene Descriptors in addition to Objects.
3 Syntax
https://schemas.mpai.community/OSD/V1.1/data/VisualObject.json
4 Semantics
| Label | Size | Description |
| Header | N1 Bytes | Visual Scene Geometry Header |
| – Standard-Visual Scene Geometry | 9 Bytes | The characters “OSD-VSG-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. |
| VisualSceneGeometryID | N5 Bytes | Identifier of Visual Scene Geometry. |
| ObjectCount | N6 Bytes | Number of Visual Objects in Scene. |
| SceneCount | N7 Bytes | Number of Visual Scenes in Scene. |
| VisualSceneGeometrySpaceTime | N8 Bytes | Space and Time of Visual Scene Geometry. |
| VisualSceneObjects[] | N9 Bytes | Set of Visual Objects. |
| – VisualSceneObjectQualifiers | N10 Bytes | Qualifiers of Visual Object. |
| – VisualSceneObjectSpaceTime | N11 Bytes | Space Time of Visual Object. |
| VisualSceneScenes[] | N9 Bytes | Set of Visual Scenes. |
| – VisualSceneSceneQualifier | N10 Bytes | Qualifiers of Visual Scene. |
| – VisualSceneSceneSpaceTime | N11 Bytes | Space Time of Visual Scene. |
| DescrMetadata | N16 Bytes | Descriptive Metadata |
