problem to obtain all contours of image, need help !!

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Hello,
My project is to get the skeleton of image ,I used the method of thinning that is to remove all simple points of the contour.
I have a problem with obtaining all contours of image,i'm only getting the first contour.

is there a function that returns all the contours of an image???

I programe with opencv2.2 C++.
Waiting for your reply.
Thank you.

Posted 11-Apr-14 10:44am

Member 10656162

Updated 11-Apr-14 11:57am

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Ravimal Bandara · Answer 1 · 2014-04-26T02:13:00

Solution 1

Did you try this code?

C++

vector<vector<Point>> contours;
    vector<Vec4i> hierarchy;
    findContours(image, contours, hierarchy, CV_RETR_CCOMP, CV_CHAIN_APPROX_SIMPLE);

Posted 26-Apr-14 2:13am

Ravimal Bandara