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4/8/2010

This message is sent to a window when waveform-audio data is present in the input buffer and the buffer is being returned to the application. The message can be sent either when the buffer is full or after the waveInResetfunction is called.

Syntax 

MM_WIM_DATA 

wParam = (WPARAM) 
hInputDev

lParam = (LONG) 
lpwvhdr

Parameters

hInputDev

Handle to the waveform-audio input device that received the data.

lpwvhdr

Pointer to a WAVEHDRstructure that identifies the buffer containing the data.

Return Value

None.

Remarks

The returned buffer might not be full. Use the dwBytesRecordedmember of the WAVEHDRstructure specified by lParamto determine the number of bytes recorded into the returned buffer.

Requirements

Header mmsystem.h
Windows Embedded CE Windows CE 2.0 and later
Windows Mobile Windows Mobile Version 5.0 and later

See Also