Added Menu Class

Flashcap-Demo/Menu.cs

@@ -0,0 +1,34 @@
+using FlashCap;
+
+namespace Flashcap_Demo;
+
+public class Menu
+{
+    public required  List<CaptureDeviceDescriptor> DeviceDescriptors { get; init; }
+    
+    public CaptureDeviceDescriptor ShowDeviceMenu()
+    {
+        var deviceIndex = -1;
+        while (deviceIndex == -1)
+        {
+            PrintDevices();
+            var input = Console.ReadLine();
+            int.TryParse(input, out var result);
+            if (result<1 || result>DeviceDescriptors.Count)
+            {
+                continue;
+            }
+            deviceIndex = result-1;
+        }
+        return DeviceDescriptors[deviceIndex];
+    }
+    private void PrintDevices()
+    {
+        Console.WriteLine("Choose your Device:");
+        for (var index = 0; index < DeviceDescriptors.Count; index++)
+        {
+            var descriptor = DeviceDescriptors[index];
+            Console.WriteLine($"\t({index+1}): {descriptor.Name}");
+        }
+    }
+}

Flashcap-Demo/Program.cs

@@ -8,29 +8,16 @@ internal static class Program
     public static void Main(string[] args)
     {
         var device = new CaptureDevices();
-        var deviceDescriptors = device.GetDescriptors().Where(x=>x.Characteristics.Length > 0).ToList();
+        var deviceDescriptors = device.GetDescriptors()
-        var deviceIndex = -1;
+            .Where(x=>x.Characteristics.Length > 0)
-        while (deviceIndex == -1)
+            .ToList();
+        var menu = new Menu
         {
-            PrintDevices(deviceDescriptors);
+            DeviceDescriptors = deviceDescriptors,
-            var input = Console.ReadLine();
+        };
-            int.TryParse(input, out var result);
+        var captureDeviceDescriptor = menu.ShowDeviceMenu();
-            if (result<1 || result>deviceDescriptors.Count)
+        Console.WriteLine($"Characteristics:\n\t" +
-            {
+                          $"{string.Join("\n\t",captureDeviceDescriptor.Characteristics)}");
-                continue;
-            }
-            deviceIndex = result-1;
-        }
-        var captureDescriptor = deviceDescriptors[deviceIndex];
-        Console.WriteLine($"Characteristics:\n\t{string.Join("\n\t",captureDescriptor.Characteristics)}");
-    }
-    private static void PrintDevices(List<CaptureDeviceDescriptor> descriptors)
-    {
-        Console.WriteLine("Choose your Device:");
-        for (var index = 0; index < descriptors.Count; index++)
-        {
-            var descriptor = descriptors[index];
-            Console.WriteLine($"\t({index+1}): {descriptor.Name}");
-        }
     }
+    
 }