Convex Hull {#tutorial_hull}
===========

Goal
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In this tutorial you will learn how to:

-   Use the OpenCV function @ref cv::convexHull

Theory
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Code
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This tutorial code's is shown lines below. You can also download it from
[here](https://github.com/Itseez/opencv/tree/master/samples/cpp/tutorial_code/ShapeDescriptors/hull_demo.cpp)

@include samples/cpp/tutorial_code/ShapeDescriptors/hull_demo.cpp

Explanation
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Result
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Here it is:

![Original](images/Hull_Original_Image.jpg)
![Result](images/Hull_Result.jpg)