waveInGetPosition

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The waveInGetPosition function retrieves the current input position of the given waveform-audio input device.

MMRESULT waveInGetPosition(

HWAVEIN hwi,
LPMMTIME pmmt,
UINT cbmmt
);

Parameters
hwi

Handle of the waveform-audio input device.

pmmt

Address of an MMTIME structure.

cbmmt

Size, in bytes, of the MMTIME structure.

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

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

Remarks
Before calling this function, set the wType member of the MMTIME structure to indicate the time format you want. After calling this function, check wType to determine whether the desired time format is supported. If the format is not supported, the member will specify an alternative format.

The position is set to zero when the device is opened or reset.