1 Definition
A Data Type representing an object with both Audio and Visual perceptibility attributes.
2 Functional Requirements
Audio-Visual Object supports:
- The ID of a Virtual Space (M-Instance) where it is or is intended to be located.
- The Audio-Visual Object’s Space-Time location.
- The ID of the Audio Objects and Visual Objects and the Space-Time location in the Audio-Visual Scene.
3 Syntax
https://schemas.mpai.community/OSD/V1.1/data/AudioVisualObject.json
4 Semantics
Label | Size | Description |
Header | N1 Bytes | Audio-Visual Object Header |
– Standard-Item | 9 Bytes | The characters “OSD-AVO-V” |
– Version | N2 Byte | Major version – 1 or 2 Bytes |
– Dot-separator | 1 Byte | The character “.” |
– Subversion | N3 Bytes | Minor version – 1 or 2 Bytes |
MInstanceID | N4 Bytes | Identifier of M-Instance. |
AudioVisualObjectID | N5 Bytes | Identifier of Audio-Visual Object. |
AudioVisualObjectSpaceTime | N6 Bytes | Space-Time of Audio-Visual Object |
AudioObjectData | N7 Bytes | Audio Object Data |
– AudioObject | N8 Bytes | Audio Object |
– AudioObjectSpaceTime | N10 Bytes | Space-Time of Audio Object |
VisualObjectData | N11 Bytes | Visual Object Data |
– VisualObject | N9 Bytes | Visual Object |
– VisualObjectSpaceTime | N10 Bytes | Space-Time of Visual Object |
DescrMetadata | N12 Bytes | Descriptive Metadata |
5 Data Formats
Audio-Visual Object may requires the specification of Audio-Visual Qualifier.
6 To Respondents
MPAI requests:
- Comments on Functional Requirements and their support by the JSON Syntax.
- Comments on need and proposals for of Audio-Visual Qualifiers.