diff --git a/utils/ImageUtils.py b/utils/ImageUtils.py
index 2868de8..a4978c0 100644
--- a/utils/ImageUtils.py
+++ b/utils/ImageUtils.py
@@ -1,4 +1,5 @@
 import base64,hashlib,os,shutil
+import numpy as np
 from PIL import Image
 
 class imageUtils:
@@ -91,8 +92,20 @@ class imageUtils:
         #image_height = 376
         #image_width = 720
         images_format = ['.png','.jpg']
-        image_names = [name for name in os.listdir(src) for item in images_format if
-                   os.path.splitext(name)[1] == item][::-1]
+        
+        #image_names = [name for name in os.listdir(src) for item in images_format if
+        #           os.path.splitext(name)[1] == item][::-1]
+        img_list=os.listdir(src)
+        img_list.sort() 
+        img_list.sort(key=lambda x: int(x[:-4]))
+        ##文件名按数字排序 
+        img_nums=len(img_list)
+        image_names = [] 
+        for i in range(img_nums):  
+            img_name=src+img_list[i]     
+            image_names.append(img_name)
+        #使用倒序
+        image_names = image_names[::-1]
         # 简单的对于参数的设定和实际图片集的大小进行数量判断
         if len(image_names) < row * column:
             raise ValueError("合成图片的参数和要求的数量不能匹配！")