樹莓派用Python中的OpenCV來表示USB攝像頭畫面

確認Python版本javascript $ python Python 2.7.13 (default, Jan 19 2019, 14:48:08) [GCC 6.3.0 20170124] on linux2 Type "help", "copyright", "credits" or "license" for more information. >>> quit() 確認OS版本jav

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