In order to run the application, follow these steps:
Install Java, if not already installed on your machine.
Open a CLI/terminal and navigate to the resources directory.
Type
java -jar PhotoAlbum.jar -in file_name.txt -view web -out file_name.html
(creates a .html file to be opened with your browser) or
java -jar PhotoAlbum.jar -in file_name.txt -view graphical
(opens a GUI) and press enter/return. Note that the currently supported file_name.txt are buildings.txt, demo_input.txt, face_sun.txt, teris_wallpaper.txt, playground.txt, and the_shot.txt.