The Media Control Interface (MCI) is a high-level programming interface
developed by IBM and Microsoft for controlling multimedia devices. The MCI interface works under the Windows and OS/2 operating systems and can control peripherals such as video disks, CD drives
, and audio controllers. Itcan be used to take audio and video files from other video and sound cards
. The MCIinterface is extremely easy to program. The commands for storing and playing the various media files are passed using strings
. In addition to the peripherals mentioned, the MCI interface supports video overlay techniques, video recorders, and sequencers.