Extended Command for Windowed Video Devices

Video devices that display data in a window on the computer display can have MCI commands for controlling the video display and window. These devices include animation movie players and video overlay devices. The following commands apply to video devices displayed in a window:

MCI_FREEZE

Sent by an application to stop video capture.

MCI_PUT

Sent by an application to define a source or destination clipping rectangle.

MCI_REALIZE

Sent by an application to tell a graphic device to realize its palette.

MCI_UNFREEZE

Sent by an application to restore video capture.

MCI_UPDATE

Sent by an application to tell a graphic device to update or paint the current frame.

MCI_WHERE

Sent by an application to determine the extent of a clipping rectangle.

MCI_WINDOW

Sent by an application to specify a window and the characteristics of the window for a graphic device to use for its display.