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我是 C++ 和 VS2010 的新手……我需要一些帮助！我下载了一个开源代码“visual-control”，它使用openCV进行一些面部检测......我正在尝试在Visual Studio 2010上运行该项目，我按照说明（包括库，包括......安装QT后） ,TBB,openCV,cMake ... ) 但我仍然收到以下错误

任何帮助表示赞赏！

    "'Moc'ing visualcontrol.h...
  1>  Moc'ing webcamwidget.h...
  1>ClCompile:
  1>  detailedfacedetector.cpp
  1>  facedetector.cpp
  1>  eigenfacerecognizer.cpp
  1>  trainerimage.cpp
  1>  logger.cpp
  1>  main.cpp
  1>  moc_visualcontrol.cpp
  1>  moc_webcamwidget.cpp
  1>  framecapture.cpp
  1>  detector.cpp
  1>  visualcontrol.cpp
  1>  webcamwidget.cpp
  1>  Generating Code...
  1>  qrc_visualcontrol.cpp
  1>logger.obj : warning LNK4217: locally defined symbol ??1QString@@QAE@XZ (public: __thiscall       QString::~QString(void)) imported in function "public: void __thiscall Logger::log      (class std::basic_string<char,struct std::char_traits<char>,class       std::allocator<char> > const &)" (?log@Logger@@QAEXABV?$basic_string@DU?$char_traits@D@std@@V?      $allocator@D@2@@std@@@Z)
  1>visualcontrol.obj : warning LNK4049: locally defined symbol ??1QString@@QAE@XZ (public:       __thiscall QString::~QString(void)) imported
  1>webcamwidget.obj : warning LNK4049: locally defined symbol
  ........... .. . . . . .. . .
  1>webcamwidget.obj : error LNK2019: unresolved external symbol "__declspec(dllimport) public:       class QString & __thiscall QString::setNum(float,char,int)" (__imp_?      setNum@QString@@QAEAAV1@MDH@Z) referenced in function "protected: virtual void __thiscall       gui::WebcamWidget::paintEvent(class QPaintEvent *)" (?      paintEvent@WebcamWidget@gui@@MAEXPAVQPaintEvent@@@Z)
  1>webcamwidget.obj : error LNK2019: unresolved external symbol "__declspec                  (dllimport)             public:       class QString & __this'"
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1 回答 1

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好的，我的问题解决了，问题出在 VS 中的 QT 插件上。谢谢anws伙计们:)

于 2013-04-19T14:13:59.023 回答