= Information about the stream.
- Where it is coming from (an app? the HMI? the system?).
- What type of audio is it (Audio track of a video playback? Music? Navigation prompt? Urgent and safety-critical warning message? HMI feedback because you pressed a button?).
Metadata is used in an external mixing and effects system to take the decision about how to mix, how to apply volume and effects, and especially for priority of one sound over another.

Proof Of Concept - Getting Raw Streams

Image Added

(screenshot from the attachment below - Piotr Krawczyk - Tieto Evry)

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