function sends an input buffer to the given waveform-audio input device. When
the buffer is filled, the application is notified.
| HWAVEIN hwi,
| LPWAVEHDR pwh,
| UINT cbwh
Handle of the waveform-audio input device.
Address of a WAVEHDR
structure that identifies the buffer.
Size, in bytes, of the WAVEHDR
Returns MMSYSERR_NOERROR if successful or an error otherwise. Possible error
values include the following:
||Specified device handle is invalid.
||No device driver is present.
||Unable to allocate or lock memory.
||The buffer pointed to by the pwh parameter hasn't been prepared.
When the buffer is filled, the WHDR_DONE bit is set in the dwFlags
member of the WAVEHDR
The buffer must be prepared with the waveInPrepareHeader
function before it is passed to this function.
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