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2020-08-16 23:51:21 -0500 commented question How to detect a color and then draw a line on it?

What do you mean by "real question"?

2020-08-04 02:32:13 -0500 asked a question How to detect a color and then draw a line on it?

How to detect a color and then draw a line on it? I need to detect pink line on a image and then draw a line on it. Can