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tarrabass

outline of a blob

in Contributed Library Questions • 2 years ago

hello

i would like to draw outline of a blob as this video

http://www.youtube.com/watch?v=a4B01wfhCbY&feature=related

i tried to determined the maximum externe outline but that daoesnt really work

i test the distance between centroid of blob and edge

if his value passe by a maximu, i stoke in a array

thanks for help

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Replies(2)

vinjn.z

vinjn.z

Re: outline of a blob

2 years ago

It's called convex hull

And here is a nice article with lib/source for this topic.

Leave a comment on vinjn.z's reply

cedrickiefer

cedrickie..

Re: outline of a blob

2 years ago

v3gas blob detection library has it already build it, pretty useful
http://www.v3ga.net/processing/BlobDetection/

Leave a comment on cedrickiefer's reply

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{"z3978071":[25080000000557167],"z4655213":[25080000000557118],"z4881988":[25080000000561005]}

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