1     Definition 2     Functional Requirements 3     Syntax
4     Semantics 5    Conformance Testing 6     Performance Assessment

1      Definition

An Item including a series of 3D Model Scene Descriptors for a certain duration.

2      Functional Requirements

3D Model Event Descriptors contains 3D Model Scene Descriptors for a Time.

3      Syntax

https://schemas.mpai.community/OSD/V1.5/data/3DModelEventDescriptors.json

4      Semantics

Label Description
Header 3D Model Event Descriptors Header – Standard “OSD-3DE-Vx.y”
MInstanceID Identifier of M-Instance.
EventID Identifier of the Event.
EventSpaceTime Data about start and end Space-Time.
SceneDescriptors[] Set of Scene Descriptors
– SceneDescriptors Set of AV Scene Descriptors of IDs.
DescrMetadata Descriptive Metadata

5     Conformance Testing

A Data instance Conforms with MPAI-OSD 3D Model Event Descriptors (OSD-3DE) if:

  1. The Data validates against the 3D Model Event Descriptors’ JSON Schema.
  2. All Data in the  3D Model Event Descriptors’ JSON Schema
    1. Have the specified type
    2. Validate against their JSON Schemas
    3. Conform with their Data Qualifiers if present.

6     Performance Assessment