Add Characteristic Menu

Flashcap-Demo/Menu.cs

@@ -4,7 +4,9 @@ namespace Flashcap_Demo;
 
 public class Menu
 {
-    public required  List<CaptureDeviceDescriptor> DeviceDescriptors { get; init; }
+    public required  List<CaptureDeviceDescriptor> DeviceDescriptors { get; set; }
+    public CaptureDeviceDescriptor? ChosenDevice { get; set; }
+    public VideoCharacteristics? ChosenCharacteristic { get; set; }
     
     public CaptureDeviceDescriptor ShowDeviceMenu()
     {
@@ -20,7 +22,40 @@ public class Menu
             }
             deviceIndex = result-1;
         }
-        return DeviceDescriptors[deviceIndex];
+        ChosenDevice = DeviceDescriptors[deviceIndex];
+        return ChosenDevice;
+    }
+    public VideoCharacteristics ShowCharacteristicMenu(CaptureDeviceDescriptor? deviceDescriptor = null)
+    {
+        if (ChosenDevice == null && deviceDescriptor == null)
+        {
+            throw new ArgumentException("You must choose a device");
+        }
+        ChosenDevice ??= deviceDescriptor;
+        var index = -1;
+        while (index == -1)
+        {
+            PrintCharacteristics();
+            var input = Console.ReadLine();
+            int.TryParse(input, out var result);
+            if (result<1 || result>ChosenDevice!.Characteristics.Length)
+            {
+                continue;
+            }
+            index = result-1;
+        }
+        ChosenCharacteristic = ChosenDevice!.Characteristics[index];
+        return ChosenCharacteristic;
+    }
+    private void PrintCharacteristics()
+    {
+        Console.WriteLine("Choose your Resolution/Framerate:");
+
+        for (var index = ChosenDevice!.Characteristics.Length-1; index >=0; index--)
+        {
+            var characteristic = ChosenDevice.Characteristics[index];
+            Console.WriteLine($"\t({index + 1}): {characteristic}");
+        }
     }
     private void PrintDevices()
     {

Flashcap-Demo/Program.cs

@@ -16,8 +16,7 @@ internal static class Program
             DeviceDescriptors = deviceDescriptors,
         };
         var captureDeviceDescriptor = menu.ShowDeviceMenu();
-        Console.WriteLine($"Characteristics:\n\t" +
-                          $"{string.Join("\n\t",captureDeviceDescriptor.Characteristics)}");
+        var characteristic = menu.ShowCharacteristicMenu();
     }
     
 }