public void PrepareForRecording(WaveInSafeHandle waveDevice)
{
MmException.Try(winmm.waveInPrepareHeader(waveDevice, fHeader, Marshal.SizeOf(fHeader)), "waveInPrepareHeader");
MmException.Try(winmm.waveInAddBuffer(waveDevice, GetHeaderPointer(), Marshal.SizeOf(fHeader)), "waveInAddBuffer");
}
public void Release(WaveInSafeHandle waveInDevice)
{
MmException.Try(winmm.waveInUnprepareHeader(waveInDevice, fHeader, Marshal.SizeOf(fHeader)), "waveUnprepareHeader");
}
public static extern MMSYSERROR waveInClose(WaveInSafeHandle hwi);
public MediaSampleRecording(WaveInSafeHandle deviceHandle, int bufferSize)
:base(bufferSize)
{
PrepareForRecording(deviceHandle);
}
public static extern int waveInUnprepareHeader(WaveInSafeHandle hwi,
[In, Out, MarshalAs(UnmanagedType.LPStruct)] WAVEHDR pwh,
int cbwh);
public static extern int waveInAddBuffer(WaveInSafeHandle hwi, IntPtr pwh, int cbwh);
public static extern int waveInStop(WaveInSafeHandle hwi);
public static extern int waveInReset(WaveInSafeHandle hwi);
public static extern int waveInMessage(WaveInSafeHandle hwi, int uMsg, IntPtr dw1, IntPtr dw2);
public static extern int waveInGetPosition(WaveInSafeHandle hwi, ref MMTIME pmmt, int cbmmt);
public static extern int waveInGetID(WaveInSafeHandle hwi, out int puDeviceID);
