add bitmap support

src/StreamDeckLib/ConnectionManager.cs

@@ -8,6 +8,8 @@
 using System;
 using System.Diagnostics;
 using System.IO;
+using System.Drawing;
+using System.Drawing.Imaging;
 using System.Net.WebSockets;
 using System.Threading;
 using System.Threading.Tasks;
@@ -260,6 +262,41 @@ public async Task SetImageAsync(string context, string imageLocation)
 			await _proxy.SendStreamDeckEvent(args);
 		}
 
+		public async Task SetPngImageAsync(string context, Bitmap image)
+		{
+			Debug.WriteLine("Getting Image from Bitmap");
+			_logger?.LogDebug("Getting Image from Bitmap");
+
+			byte[] imgBytes;
+			using (var imgByteStream = new MemoryStream())
+			{
+				image.Save(imgByteStream, ImageFormat.Png);
+				imgBytes = imgByteStream.ToArray();
+			}
+
+			var imgString = Convert.ToBase64String(imgBytes, Base64FormattingOptions.None);
+
+			await SetImageDataAsync(context, $"data:image/png;base64, {imgString}");
+		}
+
+		public async Task SetImageDataAsync(string context, string imageData)
+		{
+			Debug.WriteLine("Getting Image from image data");
+			_logger?.LogDebug("Getting Image from image data");
+
+			var args = new SetImageArgs
+			{
+				context = context,
+				payload = new SetImageArgs.Payload
+				{
+					TargetType = SetTitleArgs.TargetType.HardwareAndSoftware,
+					image = imageData
+				}
+			};
+
+			await _proxy.SendStreamDeckEvent(args);
+		}
+
 		public async Task ShowAlertAsync(string context)
 		{
 			var args = new ShowAlertArgs()

src/StreamDeckLib/StreamDeckLib.csproj

@@ -21,6 +21,7 @@
 		<PackageReference Include="Microsoft.Extensions.Http" Version="3.1.3" />
 		<PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="3.1.3" />
     <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="System.Drawing.Common" Version="5.0.0" />
   </ItemGroup>
 
   <ItemGroup>