CatenaLogic.Windows.Presentation.WebcamPlayer.CapDevice.capGrabber_PropertyChanged C# (CSharp) Method

        private void capGrabber_PropertyChanged(object sender, PropertyChangedEventArgs e)
        {
            Dispatcher.Invoke(DispatcherPriority.DataBind, (SendOrPostCallback) delegate
            {
                try
                {
                    if ((CapGrabber.Width != default(int)) && (CapGrabber.Height != default(int)))
                    {
                        // Get the pixel count
                        uint pcount = (uint) (CapGrabber.Width*CapGrabber.Height*PixelFormats.Bgr32.BitsPerPixel/8);

                        // Create a file mapping
                        Section = CreateFileMapping(new IntPtr(-1), IntPtr.Zero, 0x04, 0, pcount, null);
                        Map = MapViewOfFile(Section, 0xF001F, 0, 0, pcount);

                        // Get the bitmap
                        BitmapSource = Imaging.CreateBitmapSourceFromMemorySection(Section, CapGrabber.Width,
                            CapGrabber.Height, PixelFormats.Bgr32, CapGrabber.Width*PixelFormats.Bgr32.BitsPerPixel/8, 0)
                            as InteropBitmap;
                        CapGrabber.Map = Map;

                        // Invoke event
                        if (NewBitmapReady != null)
                        {
                            NewBitmapReady(this, null);
                        }
                    }
                }
                catch (Exception ex)
                {
                    // Trace
                    Trace.TraceError(ex.Message);
                }
            }, null);
        }