二维OTSU
........\2dotsu.cpp
........\2dOtsu.dsp
........\2dOtsu.dsw
........\2dOtsu.ncb
........\2dOtsu.opt
........\2dOtsu.plg
........\Debug
........\.....\2dOtsu.exe
........\.....\2dOtsu.ilk
........\.....\2dOtsu.pch
........\.....\2dOtsu.pdb
........\.....\vc60.idb
........\.....\vc60.pdb