Improved BitmapCliper.

Implemented auto throw when max differences reached.
Implemented fallback TurboJpeg encoder.
Fixed issue with UpdateMachine.xml script removing DISPENSERS before IDS_PACKS.
Added GlobalHost.Configuration.MaxIncomingWebSocketMessageSize for WebSockets support for large messages on SignalR.

2 files changed, 28 insertions, 0 deletions

diff --git a/Software/Visual_Studio/Tango.RemoteDesktop/Comparers/RasterBitmapComparer.cs b/Software/Visual_Studio/Tango.RemoteDesktop/Comparers/RasterBitmapComparer.cs
index b1b186065..7aa6a07a0 100644
--- a/Software/Visual_Studio/Tango.RemoteDesktop/Comparers/RasterBitmapComparer.cs
+++ b/Software/Visual_Studio/Tango.RemoteDesktop/Comparers/RasterBitmapComparer.cs
@@ -16,6 +16,12 @@ namespace Tango.RemoteDesktop.Comparers
     public class RasterBitmapComparer : IBitmapComparer<RasterFrame>
     {
         /// <summary>
+        /// When max number of differences reached, the comparer will immediately return the current difference frame.
+        /// This should enforce the screen capture engine to report 'No Difference Available'.
+        /// </summary>
+        public long? MaxDifferencesThrow { get; set; }
+
+        /// <summary>
         /// Creates the difference as <see cref="RasterFrame"/>.
         /// </summary>
         /// <param name="previousBitmap">The previous bitmap.</param>
@@ -94,6 +100,15 @@ namespace Tango.RemoteDesktop.Comparers
                     if (same != 4)
                     {
                         count++;
+
+                        if (MaxDifferencesThrow != null && count > MaxDifferencesThrow.Value)
+                        {
+                            previousBitmap.UnlockBits(data1);
+                            currentBitmap.UnlockBits(data2);
+                            diffImage.UnlockBits(diffData);
+                            diffImage.Dispose();
+                            throw new MaxDifferencesReachedException();
+                        }
                     }
                 }
 
diff --git a/Software/Visual_Studio/Tango.RemoteDesktop/Comparers/VectorBitmapComparer.cs b/Software/Visual_Studio/Tango.RemoteDesktop/Comparers/VectorBitmapComparer.cs
index 7f6dd9ccf..338318177 100644
--- a/Software/Visual_Studio/Tango.RemoteDesktop/Comparers/VectorBitmapComparer.cs
+++ b/Software/Visual_Studio/Tango.RemoteDesktop/Comparers/VectorBitmapComparer.cs
@@ -17,6 +17,12 @@ namespace Tango.RemoteDesktop.Comparers
     public class VectorBitmapComparer : IBitmapComparer<VectorFrame>
     {
         /// <summary>
+        /// When max number of differences reached, the comparer will immediately return the current difference frame.
+        /// This should enforce the screen capture engine to report 'No Difference Available'.
+        /// </summary>
+        public long? MaxDifferencesThrow { get; set; }
+
+        /// <summary>
         /// Creates the difference as <see cref="VectorFrame"/>.
         /// </summary>
         /// <param name="previousBitmap">The previous bitmap.</param>
@@ -105,6 +111,13 @@ namespace Tango.RemoteDesktop.Comparers
                         });
 
                         count++;
+
+                        if (MaxDifferencesThrow != null && count > MaxDifferencesThrow.Value)
+                        {
+                            previousBitmap.UnlockBits(data1);
+                            currentBitmap.UnlockBits(data2);
+                            throw new MaxDifferencesReachedException();
+                        }
                     }
                 }