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March 31, 2019 17:12
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画像を切り取る
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| # ダウンロードした画像を画面に表示する | |
| import matplotlib.pyplot as plt | |
| import cv2 | |
| # 画像を読み込む | |
| img = cv2.imread("sakura.jpg") | |
| #一部を切り取り | |
| im = img[100:300,100:300] | |
| #画像を保存 | |
| cv2.imwrite("resize-sakura.png",im) | |
| # axisの表示オフ | |
| plt.axis("off") | |
| plt.imshow(cv2.cvtColor(im, cv2.COLOR_BGR2RGB)) | |
| plt.show() |
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