AudioGraphBuilder.loudness() method
An EBU R128 loudness tap (audio passes through): emits whole-stream momentary/shortterm/integrated LUFS + LRA + true-peak per window. Reference it from an output’s measurements to pin its readings into that output’s qualityMetrics (for downstream switchers), and/or read it via AudioGraphSettings.onMeasurement.
Signature:
loudness(input: AudioNode, opts: {
name: string;
windowMs: number;
}): AudioNode;