diff --git a/.gitignore b/.gitignore
index d476935..91dd17b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,9 @@
+# packer
+packer/temp
+packer/output
+
+
+################# python config ##################
 # Byte-compiled / optimized / DLL files
 __pycache__/
 *.py[cod]
diff --git a/.vscode/launch.json b/.vscode/launch.json
index dcf8e2c..f92db13 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -17,6 +17,13 @@
             "request": "launch",
             "program": "photo2/run.py",
             "console": "integratedTerminal"
+        },
+        {
+            "name": "进行packer",
+            "type": "debugpy",
+            "request": "launch",
+            "program": "packer/run.py",
+            "console": "integratedTerminal"
         }
     ]
 }
\ No newline at end of file
diff --git a/packer/run.py b/packer/run.py
new file mode 100644
index 0000000..00503ee
--- /dev/null
+++ b/packer/run.py
@@ -0,0 +1,41 @@
+import PIL
+import os
+import shutil
+import cairosvg
+import json
+import base64
+import pickle
+size_list = [12, 16, 32, 48, 64]
+
+
+if (os.path.exists("packer"+os.sep+"temp")):
+    print("contiune convert png")
+else:
+    print("covert...")
+    os.mkdir("packer"+os.sep+"temp")
+    for i in os.listdir("packer"+os.sep+"source"):
+        if (os.path.splitext(i)[1] == ".svg"):
+            print("convert "+i+" to png")
+            with open("packer"+os.sep+"source"+os.sep+i, "r") as file:
+                cairosvg.svg2png(file_obj=file, write_to="packer"+os.sep+"temp" +
+                                 os.sep+os.path.splitext(i)[0]+".png")
+print("--- covert json ---")
+if (os.path.exists("packer"+os.sep+"output")):
+    shutil.rmtree("packer"+os.sep+"output")
+os.mkdir("packer"+os.sep+"output")
+full_lst = {}
+for i in os.listdir("packer"+os.sep+"temp"):
+    img_origin = PIL.Image.open("packer"+os.sep+"temp"+os.sep+i)
+    for size in size_list:
+        print("convert "+i+" to json with size "+str(size))
+        img = img_origin.resize((size, size))
+        img_lst = []
+        for x in range(size):
+            img_lst.append([])
+            for y in range(size):
+                img_lst[-1].append(img.getpixel((x, y))[-1])
+        full_lst["icon/"+os.path.splitext(i)[0]+"@"+str(size)
+                 ] = base64.b64encode(bytes(json.dumps(img_lst), encoding="utf-8"))
+print("write...")
+with open("packer"+os.sep+"output"+os.sep+"output.pack", "wb") as file:
+    file.write(pickle.dumps(full_lst))
diff --git a/packer/source/test.svg b/packer/source/test.svg
new file mode 100644
index 0000000..56f54d3
--- /dev/null
+++ b/packer/source/test.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1024 1024"><path fill="currentColor" d="M406.656 706.944 195.84 496.256a32 32 0 1 0-45.248 45.248l256 256 512-512a32 32 0 0 0-45.248-45.248L406.592 706.944z"/></svg>
\ No newline at end of file