Simply run this jar, point to a directory containing your images and go. if you need a image directory, I suggest you start with the images in https://github.com/arlobelshee/PresentationKaraoke/tree/master/Presentation
or
https://drive.google.com/file/d/0B5pFqRaidolKTHRKUFdEWVNiQ0E/view?usp=sharing
This release:
Remembers Previous Slides Directory
Allows changes on exit