Simple beat detection output for the current frame.
Pitch confidence in $[0, 1]$ as returned by pitchy.
Track duration in seconds (from the underlying HTMLAudioElement).
Whether an audio source has been loaded (file selected and graph initialized).
Detected fundamental frequency in Hz. 0 when unknown/unavailable.
Whether playback is currently active.
Peak-derived volume estimate in dB. -Infinity represents silence/no signal.
Snapshot of audio analysis state exposed to the rest of the app.
Consumers typically treat these values as “latest known” readings that are refreshed while playback is running.