MCI_SPIN (VIDEODISC)

This MCI command message starts the device spinning up or down. This command is part of the videodisc command set. The parameters and flags for this message vary according to the selected device.

Parameters

DWORD lParam1

The following flags apply to all devices supporting MCI_SPIN:

MCI_NOTIFY

Specifies that MCI should post the MM_MCINOTIFY message when this command completes. The window to receive this message is specified in the dwCallback field of the data structure identified by lParam2.

MCI_WAIT

Specifies that the spin up or spin down operation should finish before MCI returns control to the application.

MCI_VD_SPIN_UP

Starts the disc spinning.

MCI_VD_SPIN_DOWN

Stops the disc from spinning.

LPMCI_GENERIC_PARMS lParam2

Specifies a far pointer to the MCI_GENERIC_PARMS data structure. (Devices with extended command sets might replace this data structure with a device-specific data structure.)

Return Value

Returns zero if successful. Otherwise, it returns an MCI error code.

Comments

This command applies to videodisc devices.