waveInGetDevCapsW function (mmeapi.h)

The waveInGetDevCapsW function retrieves the capabilities of a given waveform-audio input device. This is the Unicode version of this function.

Syntax

MMRESULT waveInGetDevCapsW(
  UINT_PTR      uDeviceID,
  LPWAVEINCAPSW pwic,
  UINT          cbwic
);

uDeviceID

Identifier of the waveform-audio input device. It can be either a device identifier or a handle of an open waveform-audio input device.

pwic

Pointer to a WAVEINCAPSW structure to be filled with information about the capabilities of the device.

cbwic

Size, in bytes, of the WAVEINCAPSW structure.

Returns MMSYSERR_NOERROR if successful or an error otherwise. Possible error values include the following.

Return code	Description
MMSYSERR_BADDEVICEID	Specified device identifier is out of range.
MMSYSERR_NODRIVER	No device driver is present.
MMSYSERR_NOMEM	Unable to allocate or lock memory.

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