回答編集履歴
1
バグ修正
answer
CHANGED
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@@ -3,7 +3,7 @@
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3
3
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```python
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4
4
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import cv2
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5
5
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img = cv2.imread('test.jpg')
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6
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-
if img == None:
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6
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+
if type(img) == type(None):
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7
7
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print('read error')
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8
8
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else:
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9
9
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print(f'mean brightness is: {img.mean()} ({img.mean()/255})')
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