index command
The index command controls a VCR's on-screen display. VCR devices recognize this command.
To send this command, call the mciSendString function with the lpszCommand parameter set as follows.
_stprintf_s(
lpszCommand,
TEXT("index %s %s %s"),
lpszDeviceID,
lpszIndex,
lpszFlags
);
Parameters
lpszDeviceID
Identifier of an MCI device. This identifier or alias is assigned when the device is opened.lpszIndex
One of the following flags.Value Meaning off Turns off the on-screen display. on Turns on the on-screen display. The item to be displayed is specified by the "index" flag of the set command. lpszFlags
Can be "wait", "notify", or "test". For more information about these flags, see The Wait, Notify, and Test Flags.
Return Value
Returns zero if successful or an error otherwise.
Requirements
Minimum supported client |
Windows 2000 Professional [desktop apps only] |
Minimum supported server |
Windows 2000 Server [desktop apps only] |