中文说明：差影法去背景---部分测试，感觉还行，与大家分享，呵呵差影法去背景
English Description：
Subtraction to the background --- part of the test, the feeling is OK, share with you, hehe subtraction method to background
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中文说明：差影法去背景---部分测试，感觉还行，与大家分享，呵呵差影法去背景
English Description：
Subtraction to the background --- part of the test, the feeling is OK, share with you, hehe subtraction method to backgroundchayingfa.txt