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How to get FeretDiameter?

asked 2013-05-25 10:28:37 -0500

wuling gravatar image

Hi all, is there any easy way using opencv to get Fere Xfmax & Fere Xfmin? where Fere Xfmax & Fere Xfmin you can ref: http://www.sympatec.com/EN/Science/Characterisation/05_ParticleShape.html

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answered 2013-05-26 09:19:11 -0500

Adi gravatar image

updated 2013-05-26 09:24:02 -0500

Seems like you can find them by looking at the convex hull of your shape and making your evaluations only on the hull points.
If you want axis aligned "calipers" you may use cv::boundingRect().
If you want the smallest bounding rect, minAreaRect() might be helpful.

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Thanks your help

wuling gravatar imagewuling ( 2013-05-27 09:54:32 -0500 )edit
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Asked: 2013-05-25 10:28:37 -0500

Seen: 246 times

Last updated: May 26 '13