waveInMessage function

The waveInMessage function sends messages to the waveform-audio input device drivers.

Syntax

DWORD waveInMessage(
   HWAVEIN   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 HWAVEIN 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 value

Returns the value returned from the driver.

Requirements

See also

Waveform Audio

Waveform Functions