1. A computer-operated system comprising a computer with a display component, the display component having a graphical user interface providing for control of a video configuration file, the computer comprising: a video configuration file editor, the video configuration file downloadable to or from a video processing unit of a fitting system for a visual prosthesis having a plurality of electrodes, the video configuration file defining spatial mapping of a video signal captured from a camera of the visual prosthesis to an electrical signal for one or more electrodes of the plurality of electrodes.