Recognize characters in the [i]nput image and [o]utput it in the given file. Put the database ([p]) in `path/to/db_directory` (verify that the folder exists or DB usage will silently be skipped). [m]ode 130 means create + use + extend database
gocr -m 130 -p path/to/db_directory -i path/to/input_image.png -o path/to/output_file.txt