Random URL image file list generator for the Image Viewer app(Photo frame/Screensaver) on the Logitech/Squeezebox Touch, Radio etc.
Feel free to copy, modify and use as you want. The script does what it's supposed to on my home system and won't be very actively supported, updated or maintained.
See my original post: https://forums.slimdevices.com/showthread.php?108498-Announce-GRUVI-generate-random-URLs_for-viewing-image
2020.09.10: Added the possibility to choose multiple image folders with internal weighting of selections from each folder.
2021.10.28: Added support for running directly in LMS' internal web server and choice between serial and parallel conversion of image files.
2021.10.30: Bugfixed a race condition and added option for GRUVI logo and output buffer flush for faster display of image URL list from gruvi.php