The MCIWndGetSpeed macro retrieves the playback speed of an MCI device. You can use this macro or explicitly send the MCIWNDM_GETSPEED message.
LONG MCIWndGetSpeed(
hwnd
);
Returns the playback speed if successful. The value for normal speed is 1000. Larger values indicate faster speeds; smaller values indicate slower speeds.
Windows NT: Requires version 3.1 or later.
Windows: Requires Windows 95 or later.
Windows CE: Unsupported.
Header: Declared in vfw.h.
MCIWnd Window Class Overview, MCIWnd Macros, MCIWNDM_GETSPEED