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waveOutMessage

  • Artikel

The waveOutMessage function sends messages to the waveform-audio output device drivers.

DWORD waveOutMessage(
  HWAVEOUT  deviceID,      
  UINT      uMsg,     
  DWORD_PTR dwParam1, 
  DWORD_PTR dwParam2  
);

Parameters

deviceID

Identifier of the waveform device that receives the message. You must cast the device ID to the HWAVEOUT handle type. If you supply a handle instead of a device ID, the function fails and returns the MMSYSERR_NOSUPPORT error code.

uMsg

Message to send.

dwParam1

Message parameter.

dwParam2

Message parameter.

Return Values

Returns the value returned from the driver.

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.
**  Library:** Use Winmm.lib.

See Also

Waveform Audio, Waveform Functions