Use opencv in QT.

  • Hi, i want to use opencv in QT, so i must compile it with mingw. when i want to compile it with CMake it has following error:
    The CXX compiler identification is GNU 4.7.2
    The C compiler identification is GNU 4.7.2
    Check for working CXX compiler: C:/Qt/Qt5.0.1/Tools/MinGW/bin/g++.exe
    Check for working CXX compiler: C:/Qt/Qt5.0.1/Tools/MinGW/bin/g++.exe -- broken
    CMake Error at C:/Program Files (x86)/CMake 2.8/share/cmake-2.8/Modules/CMakeTestCXXCompiler.cmake:54 (message):
    The C++ compiler "C:/Qt/Qt5.0.1/Tools/MinGW/bin/g++.exe" is not able to
    compile a simple test program.

          It fails with the following output:
           Change Dir: C:/opencv_bin/CMakeFiles/CMakeTmp
          Run Build Command:C:/Qt/Qt5.0.1/Tools/MinGW/bin/mingw32-make.exe
          C:/Qt/Qt5.0.1/Tools/MinGW/bin/mingw32-make.exe -f
          mingw32-make.exe[1]: Entering directory
          "C:\Program Files (x86)\CMake 2.8\bin\cmake.exe" -E cmake_progress_report
          C:\opencv_bin\CMakeFiles\CMakeTmp\CMakeFiles 1
          'C:\Users\' is not recognized as an internal or external command,
          operable program or batch file.
          CMakeFiles\cmTryCompileExec2270185098.dir\build.make:59: recipe for target
          'CMakeFiles/cmTryCompileExec2270185098.dir/testCXXCompiler.cxx.obj' failed
          mingw32-make.exe[1]: ***
          [CMakeFiles/cmTryCompileExec2270185098.dir/testCXXCompiler.cxx.obj] Error
          mingw32-make.exe[1]: Leaving directory 'C:/opencv_bin/CMakeFiles/CMakeTmp'
          makefile:116: recipe for target 'cmTryCompileExec2270185098/fast' failed
          mingw32-make.exe: *** [cmTryCompileExec2270185098/fast] Error 2
          CMake will not be able to correctly generate this project.
        Call Stack (most recent call first):
          CMakeLists.txt:61 (project)
        Configuring incomplete, errors occurred!

    any idea?

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