Sidehistorik
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Imagick 
and ffmpegthumbnailer installed, this can typically be done with a package manager for the OS.
Scripts
Gallery Configurations (config.txt)
Script for making thumbnail images (makethumbs.sh)
...
...
Imagick and ffmpegthumbnailer installed, this can typically be done with a package manager for the OS.
Gallery Configurations (config.txt)
Script for making thumbnail images (makethumbs.sh)
...