openCV: cannot detect small shapes using findContours

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Track title: Puzzle Game 3 Looping

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Chapters
00:00 Question
01:28 Accepted answer (Score 2)
02:06 Thank you

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Full question
https://stackoverflow.com/questions/4662...

Question links:
[before]: https://i.stack.imgur.com/xK4F1.jpg
[after]: https://i.stack.imgur.com/OKfKv.jpg

Accepted answer links:
[image]: https://i.stack.imgur.com/16xa7.jpg

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Tags
#python #opencv

#avk47