MCI_DGV_SIGNAL_PARMS

	Overview

	Group

	Quick Info

The MCI_DGV_SIGNAL_PARMS structure contains parameters for the MCI_SIGNAL command for digital-video devices.

typedef struct {

DWORD dwCallback;

DWORD dwPosition;

DWORD dwPeriod;

DWORD dwUserParm;

} MCI_DGV_SIGNAL_PARMS;

Members
dwCallback

The low-order word specifies a window handle used for the MCI_NOTIFY flag.

dwPosition
Position to be marked.

dwPeriod
Interval of the position marks.

dwUseParm
User value associated with signals.

Remarks
When assigning data to the members of this structure, set the corresponding flags in the fdwCommand parameter of the mciSendCommand function to validate the members.