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我正在尋找Python中的快速圖像像素操作。有什麼辦法可以更快地與兩個rgb值進行比較?快速像素比較
img_new = np.ones(img_org.shape[:2], dtype="uint8") * 0
for i in range(img_org.shape[0]):
for j in range(img_org.shape[1]):
if img_org[i, j][0] == 0 and img_org[i, j][2] == 0:
img_new [i, j] = 255
else:
img_new [i, j] = 0
令人敬畏的速度和代碼改進!很好的解釋,多謝@Sven Marnach – snowflake