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MCI_VD_STEP_PARMS

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The MCI_VD_STEP_PARMS structure contains information for the MCI_STEP command for videodisc devices.

typedef struct {
    DWORD_PTR dwCallback; 
    DWORD     dwFrames; 
} MCI_VD_STEP_PARMS;

Members

dwCallback

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

dwFrames

Number of frames to step.

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.

Requirements

**  Windows NT/2000/XP:** Included in Windows NT 3.1 and later.
**  Windows 95/98/Me:** Included in Windows 95 and later.
**  Header:** Declared in Mmsystem.h; include Windows.h.

See Also

MCI, MCI Structures, MCI_STEP, mciSendCommand