Adjust Thread Priority

Core/RenderManager.cs

@@ -10,6 +10,7 @@ using ADOFAIRenderer.Util.FFmpeg;
 using MelonLoader;
 using MelonLoader.Utils;
 using UnityEngine;
+using ThreadPriority = System.Threading.ThreadPriority;
 
 namespace ADOFAIRenderer.Core
 {
@@ -470,7 +471,11 @@ namespace ADOFAIRenderer.Core
                 {
                     Melon<RenderMod>.Logger.Error($"FFmpeg 렌더링 스레드 오류: {ex}");
                 }
-            });
+            })
+            {
+                IsBackground = true,
+                Priority = ThreadPriority.AboveNormal
+            };
 
             RenderThread.Start();
         }