What's the Green formula used at cv::contourArea?

asked 2016-12-12 11:04:30 -0500

bivalvo gravatar image

I supose that it's the discrete form of the Green formula used on integration, but I want to know exactly how opencv calculates the discrete area of a contour.

Thank you,

my best regards,


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https://en.wikipedia.org/wiki/Green%2... is numerically implemented in opencv, afaik.

iev6 gravatar imageiev6 ( 2016-12-13 07:54:11 -0500 )edit