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python opencv鍥惧儚鏃嬭浆鎬庝箞瀹炵幇

扬州沐宇科技
2023-10-21 11:58:14
python

瑕佸湪Python涓娇鐢∣penCV瀹炵幇鍥惧儚鏃嬭浆锛屽彲浠ヤ娇鐢∣penCV涓殑getRotationMatrix2D鍜?code>warpAffine鍑芥暟銆?/p>

getRotationMatrix2D鍑芥暟鐢ㄤ簬璁$畻鍥惧儚鏃嬭浆鐨勪豢灏勫彉鎹㈢煩闃碉紝瀹冩帴鍙椾笁涓弬鏁帮細鏃嬭浆涓績鐐瑰潗鏍囥€佹棆杞搴﹀拰缂╂斁鍥犲瓙銆備緥濡傦紝瑕佸皢鍥惧儚椤烘椂閽堟棆杞?0搴︼紝鍙互浣跨敤浠ヤ笅浠g爜鑾峰彇鏃嬭浆鐭╅樀锛?/p>

import cv2

img = cv2.imread('image.jpg')
rows, cols = img.shape[:2]
center = (cols / 2, rows / 2)
angle = 90
scale = 1.0

M = cv2.getRotationMatrix2D(center, angle, scale)

鐒跺悗锛屽彲浠ヤ娇鐢?code>warpAffine鍑芥暟瀵瑰浘鍍忚繘琛屾棆杞€傚畠鎺ュ彈涓変釜鍙傛暟锛氳鏃嬭浆鐨勫浘鍍忋€佹棆杞煩闃靛拰杈撳嚭鍥惧儚鐨勫ぇ灏忋€傛棆杞煩闃靛彲浠ラ€氳繃getRotationMatrix2D鍑芥暟鑾峰彇銆備緥濡傦紝瑕佸皢鍥惧儚鏃嬭浆90搴﹀苟杈撳嚭鏃嬭浆鍚庣殑鍥惧儚锛屽彲浠ヤ娇鐢ㄤ互涓嬩唬鐮侊細

import cv2

img = cv2.imread('image.jpg')
rows, cols = img.shape[:2]
center = (cols / 2, rows / 2)
angle = 90
scale = 1.0

M = cv2.getRotationMatrix2D(center, angle, scale)
rotated_img = cv2.warpAffine(img, M, (cols, rows))

cv2.imwrite('rotated_image.jpg', rotated_img)

杩欏皢浼氬皢鏃嬭浆鍚庣殑鍥惧儚淇濆瓨涓哄悕涓?code>rotated_image.jpg鐨勬枃浠躲€?/p>

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