AudioGraphStringParam A string-valued runtime param (e.g. a monitor device name). Parallel to AudioGraphParam; a transition only ramps the numeric params. Field Type Repeated Description name string value string Member of Message Description AudioGraphSetParams A runtime parameter update targeting one node (by its wire index into [source(0), nodes…]). Applied to the live pipeline, so an optional transition gives a click-free ramp. AudioGraphState AudioMeasureLevels