(1) Software that plays DVD ... a computer. In contrast, a "portable DVD player" is a self-contained device with speakers. See portable DVD player. In addition to DVD movies and music CDs, DVD ...

you'll also need a companion software on your PC, LaserGRBL. Simply import your image of choice to LaserGRBL, adjust the size, and let your Arduino handle the rest. Reuse The CD/DVD Player As Tool ...