codehgq
diff --git a/‎ch04-图片/black.jpg
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diff --git a/‎ch04-图片/white.jpg
47.2 KB b/‎ch04-图片/white.jpg
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diff --git a/‎ch04-图片/创建图片1.py
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+# -*- coding: utf-8 -*-
+# @Time    : 2018/3/27 19:19
+# @Author  : play4fun
+# @File    : 创建图片1.py
+# @Software: PyCharm
+
+"""
+创建图片1.py:
+"""
+
+import numpy as np
+import cv2
+
+size = (2560, 1600)
+# 全黑.可以用在屏保
+black = np.zeros(size)
+cv2.imwrite('black.jpg',black)
+
+#white
+black[:]=255
+cv2.imwrite('white.jpg',black)