Audio Levels Info
This section covers the dictionary returned by TimelineItem:AnalyzeAudioLevels.
The audio levels dictionary contains the following keys:
TruePeak: float (true peak in dBFS, example: -4.5. -100.0 if no level was measured)
Integrated: float (integrated loudness in LUFS, example: -18.4. -100.0 if no level was measured)