[x y w h]转化为[ymin xmin ymax xmax]

bbox[:, 2] = bbox[:, 0] + bbox[:, 2]
bbox[:, 3] = bbox[:, 1] + bbox[:, 3]
bbox[:, [0, 1]] = bbox[:, [1, 0]]
bbox[:, [2, 3]] = bbox[:, [3, 2]]

首先,将x和y分别加上w,h 变为xmax 和ymax

然后,交换列

完成

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转载自blog.csdn.net/a362682954/article/details/84932059