diff --git a/EasyScrShot/HelperLib/Info.cs b/EasyScrShot/HelperLib/Info.cs
index bcbc093..a116cf3 100644
--- a/EasyScrShot/HelperLib/Info.cs
+++ b/EasyScrShot/HelperLib/Info.cs
@@ -1,4 +1,5 @@
 using System;
+using System.IO;
 using System.Linq;
 
 namespace EasyScrShot.HelperLib
@@ -9,6 +10,11 @@ public abstract class Info : ICloneable
         public abstract bool IsSource(string filename);
         public abstract string GetIndex(string filename);
         public abstract bool IsRipped(string filename, string frameId);
+
+        public virtual int GetTotalPairCount(int totalFileCount)
+        {
+            return totalFileCount / 2;
+        }
         public virtual object Clone()
         {
             var clonedCopy = this.MemberwiseClone() as Info;
@@ -53,8 +59,6 @@ class VSInfo : Info
     {
         public readonly int N=2, s=0, r=1;
 
-        private VSInfo() { }
-
         public VSInfo(int N, int s, int r)
         {
             from = From.vs;
@@ -81,4 +85,32 @@ public override bool IsRipped(string filename, string frameId)
             return (_frameId / N == int.Parse(frameId)) && (_frameId % N == r);
         }
     }
+
+    class ProcessedInfo : Info
+    {
+        public ProcessedInfo()
+        {
+            from = From.processed;
+        }
+
+        public override bool IsSource(string filename)
+        {
+            return Path.GetFileNameWithoutExtension(filename).All(char.IsDigit);
+        }
+
+        public override string GetIndex(string filename)
+        {
+            return Utility.GetIntStr(filename);
+        }
+
+        public override bool IsRipped(string filename, string frameId)
+        {
+            return filename == frameId + "v.png";
+        }
+
+        public override int GetTotalPairCount(int totalFileCount)
+        {
+            return totalFileCount / 3;
+        }
+    }
 }
diff --git a/EasyScrShot/HelperLib/Utility.cs b/EasyScrShot/HelperLib/Utility.cs
index fc6f9bc..aa25bc4 100644
--- a/EasyScrShot/HelperLib/Utility.cs
+++ b/EasyScrShot/HelperLib/Utility.cs
@@ -3,7 +3,7 @@
 
 namespace EasyScrShot.HelperLib
 {
-    public enum From {avs, vs};
+    public enum From {avs, vs, processed};
 
     public static class Utility
     {
diff --git a/EasyScrShot/MainWindow.cs b/EasyScrShot/MainWindow.cs
index 51b9732..96c7988 100644
--- a/EasyScrShot/MainWindow.cs
+++ b/EasyScrShot/MainWindow.cs
@@ -59,7 +59,7 @@ private void LoadFile()
             try
             {
                 GetPNG();
-                if (N > 0)
+                if (Result.Length > 0)
                 {
                     DecidingInfo();
                     MatchPNG();
@@ -79,37 +79,40 @@ private void GetPNG()
         {
             Result = Directory.GetFiles(Utility.CurrentDir, "*.png");
             InfoBoard.Text += $"当前目录有 {Result.Length} 张 PNG 图片。\n";
-            if (Result.Length%2 == 1)
-            {
-                InfoBoard.Text += $"奇数张图没法继续啊{Utility.GetHelplessEmotion()}\n";
-                N = 0;
-            }
-            else
-            {
-                for (int i = 0; i < Result.Length; i++)
-                    Result[i] = Result[i].Remove(0, Utility.CurrentDir.Length);
-                N = Result.Length/2;
-            }
+            for (int i = 0; i < Result.Length; i++)
+                Result[i] = Result[i].Remove(0, Utility.CurrentDir.Length);
         }
 
         private void DecidingInfo()
         {
-            bool isVpy = Result.Any(item => item.Contains(".vpy"));
-            if (isVpy) //from vpy
+            if (Result.Length % 2 == 0 && Result.Any(item => item.Contains(".vpy"))) //from vpy
             {
                 var popup = new VSInfoWindow(Result);
                 popup.ShowDialog();
-                FromInfo = (Info) popup.result.Clone();
+                FromInfo = (Info)popup.result.Clone();
                 popup.Dispose();
             }
-            else
+            else if ((Result.Length % 2 == 0 && Result.Any(item => item.Contains("src") || item.Contains("source")))) //from avs
             {
                 FromInfo = new AVSInfo();
+                InfoBoard.Text += "看起来是AVS截取的图。\n";
+            }
+            else if (Result.Length % 3  == 0)
+            {
+                FromInfo = new ProcessedInfo();
+                InfoBoard.Text += "看起来是已经处理过的图。\n";
+                InfoBoard.Text += $"如果之前上传失败了，记得去图床手动清理啊{Utility.GetHelplessEmotion()}\n";
+            }
+            else
+            {
+                InfoBoard.Text += $"完全不明白你这些图怎么来的{Utility.GetHelplessEmotion()}\n";
+                InfoBoard.Text += $"去群里求助下正确使用姿势？\n";
             }
         }
 
         private void MatchPNG()
         {
+            N = FromInfo.GetTotalPairCount(Result.Length);
             FList = new List<Frame>();
             int k = 0;
             bool flag = true;
@@ -141,6 +144,11 @@ private void MatchPNG()
                 N = 0;
                 goButton.Enabled = false;
             }
+            else if (FromInfo is ProcessedInfo)
+            {
+                goButton.Enabled = false;
+                uploadButton.Enabled = true;
+            }
         }
 
         private enum OutputType
diff --git a/EasyScrShot/Properties/AssemblyInfo.cs b/EasyScrShot/Properties/AssemblyInfo.cs
index b71bc18..aa13e8f 100644
--- a/EasyScrShot/Properties/AssemblyInfo.cs
+++ b/EasyScrShot/Properties/AssemblyInfo.cs
@@ -32,4 +32,4 @@
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("2.8.*")]
+[assembly: AssemblyVersion("2.9.*")]