| Option Category | # # CORE STATE/PLAYBACK OPTIONS # |
| Description | This option records every video frame of a system to an MNG video file. This option is not affected by frame rates of systems so will produce a smooth video file of even the most demanding system. |
| Full Command | -mngwrite <filename> |
| Alt. Command | none |
| Reverse Command | none |
| Example | mame64.exe pacman -mngwrite pacman.mng |
| mame.ini Command | mngwrite |
| Command Default | none |
| Argument Format | <filename> |