MCIWNDM_SETSPEED  HNGP8O 

The MCIWNDM_SETSPEED message sets the playback speed of an MCI device. You can send this message explicitly or by using the MCIWndSetSpeed5EYN3L macro.

MCIWNDM_SETSPEED

wParam = 0;

lParam = (LPARAM) (UINT) iSpeed;

Parameters

iSpeed

Playback speed. Specify 1000 for normal speed, larger values for faster speeds, and smaller values for slower speeds.

Return Values

Returns zero if successful or an error otherwise.

See Also