1. Definition
Audio information as input to a system.
2 Functional Requirements
Input Audio should be able to represent the input audio field with the required degree of fidelity.
3 Syntax
3 Semantics
| Label | Size | Description |
| Header | N1 Bytes | |
| · Standard | 9 Bytes | The characters “CAE-IAU-V” |
| · Version | N2 Bytes | Major version – 1 or 2 characters |
| · Dot-separator | 1 Byte | The character “.” |
| · Subversion | N3 Byte | Minor version – 1 or 2 characters |
| MInstanceID | N4 Bytes | ID of the Metaverse Instance. |
| InputAudioID | N5 Bytes | ID of Input Audio. |
| InputAudioData | N6 Bytes | The set of Data characterising Input Audio. |
| – InputAudioFormatID | Ny Bytes | Format ID of Input Audio. |
| – InputAudioLength | N8 Bytes | Length in Bytes of Input Audio |
| – InputAudioDataURI | N9 Bytes | URI of Input Audio |
| InputAudioAttributes | N10 Bytes | Attributes of Input Audio |
| – InputAudioAttributeID | N11 Bytes | The AttributeID of Input Audio. |
| – InputAudioAttributeFormatID | N12 Bytes | The FormatID of the Input Audio Attribute |
| – InputAudioAttributeLength | N13 Bytes | Length in Bytes of Input Audio |
| – InputAudioAttributeDataURI | N14 Bytes | URI of Attribute of Input Audio |
| DescrMetadata | N15 Bytes | Descriptive Metadata |
5 Data Formats
Audio Formats and AudioAttributes are required.
4 To Respondents
Respondents are invited to propose Audio Formats and Audio Attributes.
