Add project files.

Framework/Camera/CameraContext.cs

@@ -0,0 +1,48 @@
+using TheXamlGuy.Framework.Core;
+using TheXamlGuy.Media.Capture;
+
+namespace TheXamlGuy.Framework.Camera;
+
+public class CameraContext : ICameraContext
+{
+    private readonly IEventAggregator eventAggregator;
+    private ILowLagPhotoCapture? lowLagPhotoCapture;
+    private IMediaCapture? mediaCapture;
+
+    public CameraContext(IEventAggregator eventAggregator)
+    {
+        this.eventAggregator = eventAggregator;
+    }
+
+    public async Task InitializeAsync()
+    {
+        IReadOnlyList<IMediaFrameSource> sourceGroups = await MediaFrameSource.FindAllAsync();
+        if (sourceGroups.FirstOrDefault(x => x.DisplayName.Contains("USB", StringComparison.InvariantCultureIgnoreCase)) is IMediaFrameSource source)
+        {
+            if (source.SupportedFormats.OrderByDescending(x => x.Size.Width & x.Size.Height).FirstOrDefault() is MediaFrameFormat bestSupportedFormat)
+            {
+                source.SetFormat(bestSupportedFormat);
+            }
+
+            MediaCaptureInitializationSettings settings = new()
+            {
+                Source = source
+            };
+
+            mediaCapture = new MediaCapture();
+            mediaCapture.Initialize(settings);
+
+            lowLagPhotoCapture = await mediaCapture.PrepareLowLagPhotoCaptureAsync();
+            eventAggregator.SubscribeUI<Capture>(OnCapture);
+        }
+    }
+
+
+    private async void OnCapture(Capture args)
+    {
+        if (lowLagPhotoCapture is not null)
+        {
+            await lowLagPhotoCapture.CaptureAsync();
+        }
+    }
+}