public void Close()
{
// Stop recording first
if (this.state == RecordingState.Recording)
{
this.Stop();
}
// Delete headers (and associated buffers)
if (this.gchHeaders != null)
{
foreach (GCHandle gchHeader in this.gchHeaders)
{
this.DeleteHeader(gchHeader);
}
this.gchHeaders = null;
}
// Close wave handle
if (this.hWaveIn != IntPtr.Zero)
{
MMInterop.waveInClose(this.hWaveIn);
this.hWaveIn = IntPtr.Zero;
}
if (this.pwfx != IntPtr.Zero)
{
Marshal.FreeHGlobal(this.pwfx);
this.pwfx = IntPtr.Zero;
}
this.output = null;
this.state = RecordingState.Closed;
}