See also MCI_SEEK
typedef struct { DWORD dwCallback; DWORD dwTo; } MCI_SEEK_PARMS;
The MCI_SEEK_PARMS structure contains parameters for the MCI_SEEK message. When assigning data to the members in this structure, set the corresponding MCI flags in the lParam1 parameter of mciSendCommand to validate the members.
dwCallback
The low-order word specifies a window handle used for the MCI_NOTIFY flag.
dwTo
Specifies the position to seek to.