JustDoPython
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‎wuya/imgmodify/imgmodify.py‎
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@@ -5,6 +5,7 @@
 - [midAutumn](https://github.com/JustDoPython/python-examples/tree/master/wuya/midAutumn) : 中秋假期，回不了家的程序员，竟然用Python做了这件事...
 - [level](https://github.com/JustDoPython/python-examples/tree/master/wuya/level) : 多亏学了这个python库，一晚上端掉了一个传销团伙。。。
 - [find_house](https://github.com/JustDoPython/python-examples/tree/master/wuya/find_house) : 别再听野中介忽悠了，用python租到最合适的房子！
+- [imgmodify](https://github.com/JustDoPython/python-examples/tree/master/wuya/imgmodify) : 跟女朋友旅游三天，Python治好了我的精神内耗...
 
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+import cv2
+import numpy as np
+import os
+
+def modify_image(img_path, target_dir):
+    # 读取全部图片
+    pic = cv2.imread(img_path, cv2.IMREAD_UNCHANGED)
+    # 将图片修改为HSV
+    pichsv = cv2.cvtColor(pic, cv2.COLOR_BGR2HSV)
+    # 提取饱和度和明度
+    H,S,V = cv2.split(pichsv)
+    # S为饱和度，V为明度
+    new_pic = cv2.merge([np.uint8(H), np.uint8(S*1.4), np.uint8(V*0.9)])
+    # 将合并后的图片重置为RGB
+    pictar = cv2.cvtColor(new_pic, cv2.COLOR_HSV2BGR)
+    # 获取原文件名
+    file_name = img_path.split("/")[-1]
+    # 将图片写入目录
+    cv2.imwrite(os.path.join(target_dir, file_name), pictar)
+
+root, dirs, files = next(os.walk("./test/"))
+
+for item in files:
+    img_path = os.path.join(root,item)
+    process_image(img_path, "./target/")