Local Music section that allow user to display songs from selected disk folders without using the in app folder.
Auto Volume Balance Section: songs may come from different sources and so have variation of loudness, this section helps auto balance the loudness instead of manually changing one by one.
This require a scan of per-song for true peak, during the scan it uses CPU, chose the right amount of "Songs at once" for performance.
The target loudness is -18 LUFS for each song,
Press "Scan Missing Songs" to start, stop as you wish, can resume anytime
After scanning, it automatically applied the gain
Make sure to "Rest Manual Volumes" so old volume leveling don't carry over after the balance is applied.
