waveOutClose (Windows CE 5.0)

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This function closes the specified waveform output device.

MMRESULT waveOutClose(HWAVEOUThwo );


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 If the function succeeds, the handle is no longer valid after this call.

Return Values

One of the values described in the following table is returned.

Value 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.


If the device is still playing a waveform-audio file, the close operation fails. Use the waveOutReset function to terminate playback before calling waveOutClose.


OS Versions: Windows CE 2.0 and later.
Header: Mmsystem.h.
Link Library: Coredll.lib.

See Also

Waveform Audio Functions

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