-- This program automates the process of creating simple fly-by animations.
-- The rasters are saved in the `frames' directory, and if ffmpeg is
-- installed, the frames will also be combined into a video file. This script
-- This program automates the process of creating simple fly-by animations.
-- The rasters are saved in the `frames' directory, and if ffmpeg is
-- installed, the frames will also be combined into a video file. This script