1 Definition
An Object whose rendering has both Audio and Visual perceptibility attributes.
2 Functional Requirements
Audio-Visual Object includes:
- The ID of a Virtual Space (M-Instance) where it is or will be located.
- The Speech-Audio-Visual Objects’ Space-Time location.
- The IDs of the Speech, Audio, and Visual Objects’ and their Space-Time information.
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-AudioVisualObject | 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 |
AudioVisualQualifier | N7 Bytes | Qualifier of the Audio-Visual Object |
SpeechObjectData | N8 Bytes | Speech Object Data |
– SpeechObjectID and/or Speech Object | N9 Bytes | Speech Object ID and/or Object |
– SpeechObjectSpaceTime | N10 Bytes | Space-Time of Speech Object |
AudioObjectData | N11 Bytes | Audio Object Data |
– AudioObjectID and/or Audio Object | N12 Bytes | Audio Object ID and/or Object |
– AudioObjectSpaceTime | N13 Bytes | Space-Time of Audio Object |
VisualObjectData | N14 Bytes | Visual Object Data |
– VisualObjectID and/or Visual Object | N15 Bytes | Visual Object ID and/or Object |
– VisualObjectSpaceTime | N16 Bytes | Space-Time of Visual Object |
DescrMetadata | N17 Bytes | Descriptive Metadata |