From f17d39f37cac50861467e07a7bee40534d20100a Mon Sep 17 00:00:00 2001
From: Roy Ben Shabat <Roy.mail.net@gmail.com>
Date: Wed, 4 Mar 2020 21:32:42 +0200
Subject: Improved "Notify Continuous Requests About Disconnection". Integrated
 FSE/PPC Remote Desktop. Implemented RemoteDesktopService /
 RemoteDesktopProvider. Implemented Mouse/Keyboard gestures.

---
 Software/Visual_Studio/Tango.RemoteDesktop/ScreenCaptureEngine.cs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'Software/Visual_Studio/Tango.RemoteDesktop/ScreenCaptureEngine.cs')

diff --git a/Software/Visual_Studio/Tango.RemoteDesktop/ScreenCaptureEngine.cs b/Software/Visual_Studio/Tango.RemoteDesktop/ScreenCaptureEngine.cs
index 81efb6a30..8920b983b 100644
--- a/Software/Visual_Studio/Tango.RemoteDesktop/ScreenCaptureEngine.cs
+++ b/Software/Visual_Studio/Tango.RemoteDesktop/ScreenCaptureEngine.cs
@@ -111,7 +111,6 @@ namespace Tango.RemoteDesktop
             if (IsStarted)
             {
                 IsStarted = false;
-                _previousBitmap?.Dispose();
             }
         }
 
@@ -180,15 +179,20 @@ namespace Tango.RemoteDesktop
                 catch (Exception ex)
                 {
                     Debug.WriteLine($"Error in screen capture engine: {ex.Message}");
+                    _previousBitmap = null;
                 }
 
                 int delay = Math.Max(5, (1000 / FrameRate) - (int)watch.ElapsedMilliseconds);
                 Thread.Sleep(delay);
             }
+
+            _previousBitmap = null;
         }
 
         private void OnFrameReceived(Bitmap currentBitmap, TFrame diffFrame, uint differenceCount)
         {
+            if (!IsStarted) return;
+
             FrameReceived?.Invoke(this, new ScreenCaptureFrameReceivedEventArgs<TFrame>()
             {
                 Frame = new ScreenCaptureFrame<TFrame>(currentBitmap, diffFrame)
-- 
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