このコードは、WPF アプリケーションを極端にフリーズさせます。
それを修正する機会はありますか?
var getScreenshot = Task.Factory.StartNew(() =>
{
Dispatcher.BeginInvoke(DispatcherPriority.ApplicationIdle, new ThreadStart(() => {
#region Main
try
{
Graphics gfx;
Bitmap bmp = new Bitmap(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height);
gfx = Graphics.FromImage(bmp);
WindowInteropHelper windowInteropHelper = new WindowInteropHelper(this);
Screen screen = Screen.FromHandle(windowInteropHelper.Handle);
gfx.CopyFromScreen(screen.Bounds.X, screen.Bounds.Y, 0, 0, screen.Bounds.Size, CopyPixelOperation.SourceCopy);
MemoryStream ms = new MemoryStream();
byte[] bitmapData = null;
using (bmp)
{
bmp.SetResolution(72, 72);
ImageCodecInfo myImageCodecInfo;
myImageCodecInfo = GetEncoderInfo("image/jpeg");
System.Drawing.Imaging.Encoder myEncoder;
myEncoder = System.Drawing.Imaging.Encoder.Quality;
EncoderParameters encoderParameters = new EncoderParameters();
EncoderParameter encoderParameter = new EncoderParameter(myEncoder, 25L);
encoderParameters.Param[0] = encoderParameter;
bmp.Save(ms, myImageCodecInfo, encoderParameters);
bitmapData = ms.ToArray();
}
if (bitmapData != null)
DataProvider.UpdateScreen(((PlayerConfiguration)App.Current.Properties["PlayerConfig"]).InstallationKey, bitmapData);
}
catch (Exception ex)
{
#region Error
LogEntry l = new LogEntry();
l.Message = string.Format("{0}", ex.Message);
l.Title = "GetScreen() Error";
l.Categories.Add(Category.General);
l.Priority = Priority.Highest;
CustomLogger.WriteErrorLog(l, "GetScreen");
#endregion
}
#endregion
}));
}, TaskCreationOptions.LongRunning)
.ContinueWith(x => x.Dispose());