The waveInStop function stops waveform-audio input.

MMRESULT waveInStop(
  HWAVEIN hwi  



Handle to the waveform-audio input device.

Return Values

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

Value Description
MMSYSERR_INVALHANDLE Specified device handle is invalid.
MMSYSERR_NODRIVER No device driver is present.
MMSYSERR_NOMEM Unable to allocate or lock memory.


If there are any buffers in the queue, the current buffer will be marked as done (the dwBytesRecorded member in the header will contain the length of data), but any empty buffers in the queue will remain there.

Calling this function when input is not started has no effect, and the function returns zero.


  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