Add Force Software Encoder Feature

Util/GPUUtil.cs

@@ -1,5 +1,6 @@
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
+using System.Linq;
 using System.Text.RegularExpressions;
 using ADOFAIRenderer.Util.FFmpeg;
 using MelonLoader;
@@ -130,12 +131,18 @@ namespace ADOFAIRenderer.Util
             return null;
         }
 
-        public static List<string> GetPrioritizedEncoderCandidates(Codec codec)
+        public static List<string> GetPrioritizedEncoderCandidates(Codec codec, bool forceSoftware = false)
         {
             if (!CodecMap.TryGetValue(codec, out var list)) return new List<string>();
 
-            var vendor = GetActiveGPUVendor();
             var prioritized = new List<string>();
+            if (forceSoftware)
+            {
+                prioritized.AddRange(from item in list where item.Item1 == GPUVendor.Unknown select item.Item2);
+                return prioritized;
+            }
+
+            var vendor = GetActiveGPUVendor();
             var others = new List<string>();
 
             foreach (var item in list)