As title, opencv obtaining external rectangle and the function of the polygon, but all I want is circumscribed quadrilateral, can don't know this idea is not reality, if you can, you great god have what idea

CodePudding user response:

With o, there are some more stupid method, didn't find there are ready-made API

CodePudding user response:

reference 1st floor aaassss000111 response:

, with some more stupid way, didn't find there are ready-made API

traversal pixels,

CodePudding user response:

refer to the second floor finish up now reply:

Quote: refer to 1st floor aaassss000111 response:

, with some more stupid method, didn't find there are ready-made API

traversal pixels,

It not necessary, may look for external polygon, then use polygons each point analysis,