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shapes and hierarchy

asked 2014-10-11 05:10:40 -0500

Kimi gravatar image

updated 2014-10-16 13:14:07 -0500

I have four shapes. They are inside each other so the first is contains the second and the second contains the third etc. How can I choose the fourth and third shapes usin hierarchy? (opencv,python)

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answered 2014-10-11 06:00:49 -0500

Have you had a look at this docu:

If h is your hierachy and x is the id of your topmost shape, then y = h[x][2] is the first child and z = h[y][2] is the third level. Another shape on this level is z_1 = h[z][0] or z_2 = h[z_1][0] (and so on until z_i is -1).

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Asked: 2014-10-11 05:10:40 -0500

Seen: 131 times

Last updated: Oct 16 '14