1         public byte[] ImageToByteArray(Image image)
2         {
3             MemoryStream imageStream = new MemoryStream();
4             image.Save(imageStream, System.Drawing.Imaging.ImageFormat.Jpeg);
5             byte[] imageContent = new Byte[imageStream.Length];
6             imageStream.Position = 0;
7             imageStream.Read(imageContent, 0, (int)imageStream.Length);
8             return imageStream.ToArray();
9         }

 1         public Image ByteToImage(byte[] byteImage)
 2         {
 3             MemoryStream stream = null;
 4             try
 5             {
 6                 stream = new MemoryStream(byteImage);
 7                 Image bitmapnew = ((Image)new Bitmap(stream));
 8                 return bitmapnew;
 9             }
10             catch (ArgumentNullException ex)
11             {
12                 throw ex;
13             }
14             catch (ArgumentException ex)
15             {
16                 throw ex;
17             }
18             finally
19             {
20                 stream.Close();
21             }  
22         }