From eb2c264422b98458979bc96504ce8830a527d48c Mon Sep 17 00:00:00 2001
From: Roy Ben-Shabat <Roy@Twine-s.com>
Date: Thu, 1 Feb 2018 16:40:13 +0200
Subject: Added Tango.Video project. Implemented USB video device capture for
 developer module.

---
 .../Tango.Video/WriteableBitmapExtensions.cs       | 60 ++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 Software/Visual_Studio/Tango.Video/WriteableBitmapExtensions.cs

(limited to 'Software/Visual_Studio/Tango.Video/WriteableBitmapExtensions.cs')

diff --git a/Software/Visual_Studio/Tango.Video/WriteableBitmapExtensions.cs b/Software/Visual_Studio/Tango.Video/WriteableBitmapExtensions.cs
new file mode 100644
index 000000000..980e479c6
--- /dev/null
+++ b/Software/Visual_Studio/Tango.Video/WriteableBitmapExtensions.cs
@@ -0,0 +1,60 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Media.Imaging;
+
+
+
+public static class WriteableBitmapExtensions
+{
+    /// <summary>
+    /// Convert the WriteableBitmap to GDI+ Bitmap.
+    /// </summary>
+    /// <param name="bitmapsource">The writeable bitmap.</param>
+    /// <returns>returns a System.Drawing.Bitmap Bitmap.</returns>
+    public static System.Drawing.Bitmap ConvertToGDIBitmap(this WriteableBitmap bitmapsource)
+    {
+        using (MemoryStream stream = new MemoryStream())
+        {
+            BitmapEncoder enc = new BmpBitmapEncoder();
+            enc.Frames.Add(BitmapFrame.Create(bitmapsource));
+            enc.Save(stream);
+
+            using (var tempBitmap = new System.Drawing.Bitmap(stream))
+            {
+                // According to MSDN, one "must keep the stream open for the lifetime of the Bitmap."
+                // So we return a copy of the new bitmap, allowing us to dispose both the bitmap and the stream.
+                var result = new System.Drawing.Bitmap(tempBitmap);
+                stream.Dispose();
+                return result;
+            }
+        }
+    }
+
+
+    /// <summary>
+    /// Convert the WriteableBitmap to BitmapImage.
+    /// </summary>
+    /// <param name="bitmapSource">The writeable bitmap.</param>
+    /// <returns>returns a new instance of BitmapImage</returns>
+    public static BitmapImage ConvertToBitmapImage(this WriteableBitmap bitmapSource)
+    {
+        JpegBitmapEncoder encoder = new JpegBitmapEncoder();
+        MemoryStream memoryStream = new MemoryStream();
+        BitmapImage bImg = new BitmapImage();
+
+        encoder.Frames.Add(BitmapFrame.Create(bitmapSource));
+        encoder.Save(memoryStream);
+
+        bImg.BeginInit();
+        bImg.StreamSource = new MemoryStream(memoryStream.ToArray());
+        bImg.EndInit();
+
+        memoryStream.Close();
+
+        return bImg;
+    }
+}
\ No newline at end of file
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