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opencv RetrievalModes

2021-10-25 08:33:44  阅读:308  来源: 互联网

标签:RetrievalModes RETR hierarchy level opencv contours retrieves


 

opencv  RetrievalModes

enum RetrievalModes {
    /** retrieves only the extreme outer contours. It sets `hierarchy[i][2]=hierarchy[i][3]=-1` for
    all the contours. */
    RETR_EXTERNAL  = 0,
    /** retrieves all of the contours without establishing any hierarchical relationships. */
    RETR_LIST      = 1,
    /** retrieves all of the contours and organizes them into a two-level hierarchy. At the top
    level, there are external boundaries of the components. At the second level, there are
    boundaries of the holes. If there is another contour inside a hole of a connected component, it
    is still put at the top level. */
    RETR_CCOMP     = 2,
    /** retrieves all of the contours and reconstructs a full hierarchy of nested contours.*/
    RETR_TREE      = 3,
    RETR_FLOODFILL = 4 //!<
};

 

 

代码参考:opencv3.3\opencv\build\include\opencv2\imgproc.hpp

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标签:RetrievalModes,RETR,hierarchy,level,opencv,contours,retrieves
来源: https://www.cnblogs.com/herd/p/15456803.html

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