creativcoder
diff --git a/‎DIYgod/0005/change_resolution.py
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diff --git a/‎DIYgod/0005/pictest.jpg
784 KB b/‎DIYgod/0005/pictest.jpg
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diff --git a/‎DIYgod/0005/result.jpg
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+# -*- coding: utf-8 -*-
+
+from PIL import Image
+
+def change_resolution(picPath, reslution):
+    img = Image.open(picPath)
+    x, y = img.size
+    print x, y
+    changex = float(x) / reslution[0]
+    changey = float(y) / reslution[1]
+
+    # 判断分辨率是否满足
+    if changex > 1 or changey > 1:
+        change = changex if changex > changey else changey
+        print change
+        print int(reslution[0] / change), int(reslution[1] / change)
+        img.resize((int(x / change), int(y / change))).save('result.jpg')
+
+if __name__ == '__main__':
+    change_resolution('pictest.jpg', (1136, 640))