diff --git a/perlinator.py b/perlinator.py
index 0e3114a..bf8ca98 100755
--- a/perlinator.py
+++ b/perlinator.py
@@ -11,15 +11,17 @@
 #
 # Puis on fait le PDF puis on OCR.
 
+# class PIL.ImageTk.PhotoImage(image: Image.Image | str | None = None, size: tuple[int, int] | None = None, **kw: Any)
 
 # list_of_num = [int(i.split(".")[0]) for i in a]
 # list_of_num.sort()
 
+from os import listdir
+import os
+import glob
 import tkinter as tk
 from tkinter import ttk
-from PIL import Image, ImageTk
-import os
-from os import listdir
+from PIL import Image, ImageTk, ImageEnhance
 from tkinter import filedialog
 
 parent = tk.Tk()
@@ -65,6 +67,35 @@ def upload_folder():
         popup.after(2000, popup.destroy)
 
 
+#
+#
+# test logic, not real
+files = []
+
+
+def bulk_optimize(
+    source_path: str, dest_path: str, b: float, c: float, s: float
+) -> None:
+    with Image.open(source_path) as img:
+        brightness = ImageEnhance.Brightness(img)
+        contrast = ImageEnhance.Contrast(img)
+        sharpness = ImageEnhance.Sharpness(img)
+
+        brightness.enhance(b)
+        contrast.enhance(c)
+        sharpness.enhance(s)
+
+        files.append(img)
+
+
+from pathlib import Path
+
+paths = Path(".").glob("*.png")
+for path in paths:
+    bulk_optimize(path, path.stem, 1.0, 0.5, 0.5)
+    # TEST LOGIC END
+
+
 # def order_pages():
 #     global image_files
 #     image_files.sort(key=lambda x: int(x.split(".")[0]))