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waveInClose function

The waveInClose function closes the given waveform-audio input device.

Syntax

MMRESULT waveInClose(
   HWAVEIN hwi
);

Parameters

  • hwi
    Handle to the waveform-audio input device. If the function succeeds, the handle is no longer valid after this call.

Return value

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

Return code Description
MMSYSERR_INVALHANDLE

Specified device handle is invalid.

MMSYSERR_NODRIVER

No device driver is present.

MMSYSERR_NOMEM

Unable to allocate or lock memory.

WAVERR_STILLPLAYING

There are still buffers in the queue.

 

Remarks

If there are input buffers that have been sent with the waveInAddBuffer function and that haven't been returned to the application, the close operation will fail. Call the waveInReset function to mark all pending buffers as done.

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Mmsystem.h (include Windows.h)

Library

Winmm.lib

DLL

Winmm.dll

See also

Waveform Audio

Waveform Functions