opencv achieved a very good image with the outline of the thinning algorithm. Well, the detailed outline of the outline of a single pixel, to facilitate the processing.

thin
....\contour.dsp
....\contour.dsw
....\contour.ncb
....\contour.opt
....\contour.plg
....\contour.sln
....\contour.vcproj
....\contour.vcproj.PC-200804289999.chess.user
....\coutour.cpp
....\data.txt
....\data2.txt
....\Debug
....\.....\BuildLog.htm
....\.....\contour.exe
....\.....\contour.exe.embed.manifest
....\.....\contour.ilk
....\.....\contour.pch
....\.....\contour.pdb
....\.....\coutour.obj
....\.....\vc60.idb
....\.....\vc60.pdb
....\.....\vc90.idb
....\.....\vc90.pdb
....\image.txt
....\复件 data.txt

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