https://youtu.be/KWLwgLYvaqE?si=VgLLzVDh2n92xHSL
https://www.gimp.org/tutorials/Basic_Batch/
https://youtu.be/Q7t_4t8U7KU?si=OYmyCMt47CXahzsp
https://youtu.be/ZGuqKbpWQy8?si=l3mYKC5a1QREN6US