MM_WIM_DATA
The
MM_WIM_DATA 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 waveInReset function is called.
MM_WIM_DATA
wParam = (WPARAM) hInputDev
lParam = (LONG) lpwvhdr
Parameters
hInputDev
Handle of the
waveform-audio input device that received the data.
lpwvhdr
Address of a WAVEHDR structure that identifies
the buffer containing the data.
Return Values
This message
does not return a value.
Remarks
The returned
buffer might not be full. Use the dwBytesRecorded member of the WAVEHDR
structure specified by lParam to determine the number of bytes recorded
into the returned buffer.
See Also