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lnk2019 with opencv treshold

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  • S Offline
    S Offline
    superdu
    wrote on last edited by
    #5

    yes yes i use 64bit qt version

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    0
    • SGaistS Offline
      SGaistS Offline
      SGaist
      Lifetime Qt Champion
      wrote on last edited by SGaist
      #6

      @superdu said in lnk2019 with opencv treshold:

      LIBS += "C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_calib3d.lib"

      Usually it's rather written as:

      LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/" -lopencv_calib3d
      

      Can you test that ?

      Interested in AI ? www.idiap.ch
      Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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      • S Offline
        S Offline
        superdu
        wrote on last edited by
        #7

        i originaly wrote it like that. That didn't work too.

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        • SGaistS Offline
          SGaistS Offline
          SGaist
          Lifetime Qt Champion
          wrote on last edited by
          #8

          Is it the only symbol that fails the build ?

          Interested in AI ? www.idiap.ch
          Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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          • S Offline
            S Offline
            superdu
            wrote on last edited by
            #9

            if i use imshow, i have this problem too. but i can use Mat. By the way i use msvc2019 (32 and 64). at the beginning i thought it was the problem. So i tried to compile it with msvc2015 but still the same problem... and i can use this functions on visual studio... the only difference is the IDE so i think i miss something but what...

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            • SGaistS Offline
              SGaistS Offline
              SGaist
              Lifetime Qt Champion
              wrote on last edited by
              #10

              Just to make sure we are on the same base, can you describe your setup exactly ?
              Which IDE are you using ?
              Which exact compiler are you using ?
              Which compiler was used for OpenCV and for Qt ?

              Interested in AI ? www.idiap.ch
              Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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              • S Offline
                S Offline
                superdu
                wrote on last edited by
                #11

                for my project i use QtCreator but sometime, juste for test i use visual studio.
                for openCV i used the package manager vcpkg but as that work on my vs i think its compile with msvc2019.
                qt i just used the installer. i let here systems info from QtCreator:

                {noformat}
                Qt 5.15.2 (x86_64-little_endian-llp64 shared (dynamic) release build; by MSVC 2019) on "windows"
                OS: Windows 10 Version 2009 [winnt version 10.0.19042]

                Architecture: x86_64; features: SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2

                Environment:
                Qt5_DIR="D:\Qt\5.15.2\msvc2019_64"
                QtMsBuild="C:\Users\antoi\AppData\Local\QtMsBuild"

                Features: QT_NO_EXCEPTIONS

                Library info:
                PrefixPath: D:\Qt\Tools\QtCreator\bin
                DocumentationPath: D:\Qt\Tools\QtCreator\bin\doc
                HeadersPath: D:\Qt\Tools\QtCreator\bin\include
                LibrariesPath: D:\Qt\Tools\QtCreator\bin
                LibraryExecutablesPath: D:\Qt\Tools\QtCreator\bin\bin
                BinariesPath: D:\Qt\Tools\QtCreator\bin
                PluginsPath: D:\Qt\Tools\QtCreator\bin\plugins
                ImportsPath: D:\Qt\Tools\QtCreator\bin\imports
                Qml2ImportsPath: D:\Qt\Tools\QtCreator\bin\qml
                ArchDataPath: D:\Qt\Tools\QtCreator\bin
                DataPath: D:\Qt\Tools\QtCreator\bin
                TranslationsPath: D:\Qt\Tools\QtCreator\bin\translations
                ExamplesPath: D:\Qt\Tools\QtCreator\bin\examples
                TestsPath: D:\Qt\Tools\QtCreator\bin\tests
                SettingsPath:

                Standard paths [... denote writable entry]:
                DesktopLocation: "Desktop" C:\Users\antoi\OneDrive\Bureau
                DocumentsLocation: "Documents" C:\Users\antoi\OneDrive\Documents
                FontsLocation: "Fonts" C:\WINDOWS\Fonts
                ApplicationsLocation: "Applications" C:\Users\antoi\AppData\Roaming\Microsoft\Windows\Start Menu\Programs
                MusicLocation: "Music" C:\Users\antoi\Music
                MoviesLocation: "Movies" C:\Users\antoi\Videos
                PicturesLocation: "Pictures" C:\Users\antoi\OneDrive\Images
                TempLocation: "Temporary Directory" C:\Users\antoi\AppData\Local\Temp
                HomeLocation: "Home" C:\Users\antoi
                AppLocalDataLocation: "Application Data" C:\Users\antoi\AppData\Local\QtProject\qtdiag C:\ProgramData\QtProject\qtdiag D:\Qt\Tools\QtCreator\bin D:\Qt\Tools\QtCreator\bin\data D:\Qt\Tools\QtCreator\bin\data\QtProject\qtdiag
                CacheLocation: "Cache" C:\Users\antoi\AppData\Local\QtProject\qtdiag\cache
                GenericDataLocation: "Shared Data" C:\Users\antoi\AppData\Local C:\ProgramData D:\Qt\Tools\QtCreator\bin D:\Qt\Tools\QtCreator\bin\data
                RuntimeLocation: "Runtime" C:\Users\antoi
                ConfigLocation: "Configuration" C:\Users\antoi\AppData\Local\QtProject\qtdiag C:\ProgramData\QtProject\qtdiag D:\Qt\Tools\QtCreator\bin D:\Qt\Tools\QtCreator\bin\data D:\Qt\Tools\QtCreator\bin\data\QtProject\qtdiag
                DownloadLocation: "Download" C:\Users\antoi\Downloads
                GenericCacheLocation: "Shared Cache" C:\Users\antoi\AppData\Local\cache
                GenericConfigLocation: "Shared Configuration" C:\Users\antoi\AppData\Local C:\ProgramData D:\Qt\Tools\QtCreator\bin D:\Qt\Tools\QtCreator\bin\data
                AppDataLocation: "Application Data" C:\Users\antoi\AppData\Roaming\QtProject\qtdiag C:\ProgramData\QtProject\qtdiag D:\Qt\Tools\QtCreator\bin D:\Qt\Tools\QtCreator\bin\data D:\Qt\Tools\QtCreator\bin\data\QtProject\qtdiag
                AppConfigLocation: "Application Configuration" C:\Users\antoi\AppData\Local\QtProject\qtdiag C:\ProgramData\QtProject\qtdiag D:\Qt\Tools\QtCreator\bin D:\Qt\Tools\QtCreator\bin\data D:\Qt\Tools\QtCreator\bin\data\QtProject\qtdiag

                File selectors (increasing order of precedence):
                fr_FR windows winnt

                Network:
                Using "OpenSSL 1.1.1d 10 Sep 2019", version: 0x1010104f

                Platform capabilities: ThreadedPixmaps OpenGL ThreadedOpenGL WindowMasks MultipleWindows ForeignWindows NonFullScreenWindows NativeWidgets WindowManagement RasterGLSurface AllGLFunctionsQueryable

                Style hints:
                mouseDoubleClickInterval: 500
                mousePressAndHoldInterval: 800
                startDragDistance: 10
                startDragTime: 500
                startDragVelocity: 0
                keyboardInputInterval: 400
                keyboardAutoRepeatRate: 32
                cursorFlashTime: 1060
                showIsFullScreen: 0
                showIsMaximized: 0
                passwordMaskDelay: 0
                passwordMaskCharacter: U+25CF
                fontSmoothingGamma: 1
                useRtlExtensions: 0
                setFocusOnTouchRelease: 0
                tabFocusBehavior: Qt::TabFocusAllControls
                singleClickActivation: 0

                Additional style hints (QPlatformIntegration):
                ReplayMousePressOutsidePopup: 1

                Theme:
                Platforms requested : windows
                available : snap,flatpak,xdgdesktopportal
                Styles requested : WindowsVista,Windows
                available : windowsvista,Windows,Fusion
                System font : "MS Shell Dlg 2" 8
                Native file dialog

                Fonts:
                General font : "MS Shell Dlg 2" 8
                Fixed font : "Courier New" 9
                Title font : "MS Shell Dlg 2" 8
                Smallest font: "MS Shell Dlg 2" 8

                Palette:
                QPalette::WindowText: #ff000000
                QPalette::Button: #fff0f0f0
                QPalette::Light: #ffffffff
                QPalette::Midlight: #ffe3e3e3
                QPalette::Dark: #ffa0a0a0
                QPalette::Mid: #ffa0a0a0
                QPalette::Text: #ff000000
                QPalette::BrightText: #ffffffff
                QPalette::ButtonText: #ff000000
                QPalette::Base: #ffffffff
                QPalette::Window: #fff0f0f0
                QPalette::Shadow: #ff696969
                QPalette::Highlight: #ff0078d7
                QPalette::HighlightedText: #ffffffff
                QPalette::Link: #ff0000ff
                QPalette::LinkVisited: #ffff00ff
                QPalette::AlternateBase: #ffe9e7e3
                QPalette::NoRole: #ff000000
                QPalette::ToolTipBase: #ffffffdc
                QPalette::ToolTipText: #ff000000
                QPalette::PlaceholderText: #80000000

                Screens: 1, High DPI scaling: inactive

                0 "\.\DISPLAY1" Depth: 32 Primary: yes

                Manufacturer:
                Model:
                Serial number:
                Geometry: 1920x1080+0+0 Available: 1920x1040+0+0
                Physical size: 382x215 mm Refresh: 144 Hz Power state: 0
                Physical DPI: 127.665,127.591 Logical DPI: 96,96 Subpixel_None
                DevicePixelRatio: 1 Pixel density: 1
                Primary orientation: 2 Orientation: 2 Native orientation: 0 OrientationUpdateMask: 0

                Dynamic GL LibGL Vendor: NVIDIA Corporation
                Renderer: NVIDIA GeForce RTX 2060/PCIe/SSE2
                Version: 4.6.0 NVIDIA 466.63
                Shading language: 4.60 NVIDIA
                Format: Version: 4.6 Profile: 2 Swap behavior: 2 Buffer size (RGBA): 8,8,8,8 Depth buffer: 24 Stencil buffer: 8
                Profile: None (QOpenGLFunctions_4_6)

                Vulkan instance available
                Supported instance extensions:
                VK_KHR_device_group_creation, version 1
                VK_KHR_display, version 23
                VK_KHR_external_fence_capabilities, version 1
                VK_KHR_external_memory_capabilities, version 1
                VK_KHR_external_semaphore_capabilities, version 1
                VK_KHR_get_display_properties2, version 1
                VK_KHR_get_physical_device_properties2, version 2
                VK_KHR_get_surface_capabilities2, version 1
                VK_KHR_surface, version 25
                VK_KHR_surface_protected_capabilities, version 1
                VK_KHR_win32_surface, version 6
                VK_EXT_debug_report, version 9
                VK_EXT_debug_utils, version 2
                VK_EXT_swapchain_colorspace, version 4
                VK_NV_external_memory_capabilities, version 1
                Supported layers:
                VK_LAYER_NV_optimus, version 1, spec version 1.2.168, NVIDIA Optimus layer
                VK_LAYER_VALVE_steam_overlay, version 1, spec version 1.2.136, Steam Overlay Layer
                VK_LAYER_VALVE_steam_fossilize, version 1, spec version 1.2.136, Steam Pipeline Caching Layer
                VK_LAYER_EOS_Overlay, version 1, spec version 1.2.136, Vulkan overlay layer for Epic Online Services
                VK_LAYER_EOS_Overlay, version 1, spec version 1.2.136, Vulkan overlay layer for Epic Online Services
                Available physical devices:
                API version 1.2.168, vendor 0x10DE, device 0x1F11, NVIDIA GeForce RTX 2060, type 2, driver version 466.252.0

                GPU #1:
                Card name : NVIDIA GeForce RTX 2060
                Driver Name : nvldumdx.dll
                Driver Version : 27.21.14.6663
                Vendor ID : 0x10DE
                Device ID : 0x1F11
                SubSys ID : 0x3FFD17AA
                Revision ID : 0x00A1

                Qt Rendering Hardware Interface supported backends:
                OpenGL (with default QSurfaceFormat):
                Min Texture Size: 1
                Max Texture Size: 32768
                Max Color Attachments: 8
                Frames in Flight: 1
                Uniform Buffer Alignment: 1
                Supported MSAA sample counts: 1,2,4,8,16,32
                Features:
                - MultisampleTexture
                v MultisampleRenderBuffer
                - DebugMarkers
                - Timestamps
                v Instancing
                - CustomInstanceStepRate
                v PrimitiveRestart
                v NonDynamicUniformBuffers
                v NonFourAlignedEffectiveIndexBufferOffset
                v NPOTTextureRepeat
                - RedOrAlpha8IsRed
                v ElementIndexUint
                v Compute
                v WideLines
                v VertexShaderPointSize
                v BaseVertex
                - BaseInstance
                v TriangleFanTopology
                v ReadBackNonUniformBuffer
                v ReadBackNonBaseMipLevel
                Texture formats: RGBA8 BGRA8 R8 R16 RED_OR_ALPHA8 RGBA16F RGBA32F R16F R32F D16 D32F BC1 BC2 BC3 ETC2_RGB8 ETC2_RGB8A1 ETC2_RGBA8 ASTC_4x4 ASTC_5x4 ASTC_5x5 ASTC_6x5 ASTC_6x6 ASTC_8x5 ASTC_8x6 ASTC_8x8 ASTC_10x5 ASTC_10x6 ASTC_10x8 ASTC_10x10 ASTC_12x10 ASTC_12x12
                Vulkan:
                Min Texture Size: 1
                Max Texture Size: 32768
                Max Color Attachments: 8
                Frames in Flight: 2
                Uniform Buffer Alignment: 64
                Supported MSAA sample counts: 1,2,4,8
                Features:
                v MultisampleTexture
                v MultisampleRenderBuffer
                - DebugMarkers
                v Timestamps
                v Instancing
                - CustomInstanceStepRate
                v PrimitiveRestart
                v NonDynamicUniformBuffers
                v NonFourAlignedEffectiveIndexBufferOffset
                v NPOTTextureRepeat
                v RedOrAlpha8IsRed
                v ElementIndexUint
                v Compute
                v WideLines
                v VertexShaderPointSize
                v BaseVertex
                v BaseInstance
                v TriangleFanTopology
                v ReadBackNonUniformBuffer
                v ReadBackNonBaseMipLevel
                Texture formats: RGBA8 BGRA8 R8 R16 RED_OR_ALPHA8 RGBA16F RGBA32F R16F R32F D16 D32F BC1 BC2 BC3 BC4 BC5 BC6H BC7
                Direct3D 11:
                Min Texture Size: 1
                Max Texture Size: 16384
                Max Color Attachments: 8
                Frames in Flight: 1
                Uniform Buffer Alignment: 256
                Supported MSAA sample counts: 1,2,4,8
                Features:
                v MultisampleTexture
                v MultisampleRenderBuffer
                v DebugMarkers
                v Timestamps
                v Instancing
                v CustomInstanceStepRate
                v PrimitiveRestart
                - NonDynamicUniformBuffers
                v NonFourAlignedEffectiveIndexBufferOffset
                v NPOTTextureRepeat
                v RedOrAlpha8IsRed
                v ElementIndexUint
                v Compute
                - WideLines
                - VertexShaderPointSize
                v BaseVertex
                v BaseInstance
                - TriangleFanTopology
                v ReadBackNonUniformBuffer
                v ReadBackNonBaseMipLevel
                Texture formats: RGBA8 BGRA8 R8 R16 RED_OR_ALPHA8 RGBA16F RGBA32F R16F R32F D16 D32F BC1 BC2 BC3 BC4 BC5 BC6H BC7

                Plugin information:

                • Android 4.15.0
                • AutoTest 4.15.0
                  AutotoolsProjectManager 4.15.0
                  BareMetal 4.15.0
                • Bazaar 4.15.0
                  Beautifier 4.15.0
                • BinEditor 4.15.0
                • Bookmarks 4.15.0
                  Boot2Qt 4.15.0
                • CMakeProjectManager 4.15.0
                • CVS 4.15.0
                • ClangCodeModel 4.15.0
                  ClangFormat 4.15.0
                • ClangTools 4.15.0
                • ClassView 4.15.0
                  ClearCase 4.15.0
                • CodePaster 4.15.0
                  CompilationDatabaseProjectManager 4.15.0
                  Conan 4.15.0
                • Core 4.15.0
                • CppEditor 4.15.0
                • CppTools 4.15.0
                  Cppcheck 4.15.0
                • CtfVisualizer 4.15.0
                • Debugger 4.15.0
                • Designer 4.15.0
                • DiffEditor 4.15.0
                  EmacsKeys 4.15.0
                • FakeVim 4.15.0
                • GLSLEditor 4.15.0
                • GenericProjectManager 4.15.0
                • Git 4.15.0
                  HelloWorld 4.15.0
                • Help 4.15.0
                • ImageViewer 4.15.0
                • IncrediBuild 4.15.0
                  Ios 4.15.0
                • LanguageClient 4.15.0
                • Macros 4.15.0
                • Marketplace 4.15.0
                  McuSupport 4.15.0
                • Mercurial 4.15.0
                  MesonProjectManager 4.15.0
                • ModelEditor 4.15.0
                  Nim 4.15.0
                • PerfProfiler 4.15.0
                  Perforce 4.15.0
                • ProjectExplorer 4.15.0
                • Python 4.15.0
                • QbsProjectManager 4.15.0
                • QmakeProjectManager 4.15.0
                • QmlDesigner 4.15.0
                • QmlJSEditor 4.15.0
                • QmlJSTools 4.15.0
                • QmlPreview 4.15.0
                • QmlProfiler 4.15.0
                • QmlProjectManager 4.15.0
                • Qnx 4.15.0
                • QtSupport 4.15.0
                • RemoteLinux 4.15.0
                • ResourceEditor 4.15.0
                • ScxmlEditor 4.15.0
                  SerialTerminal 4.15.0
                  SilverSearcher 4.15.0
                  StudioWelcome 4.15.0
                • Subversion 4.15.0
                • TaskList 4.15.0
                • TextEditor 4.15.0
                  Todo 4.15.0
                • UpdateInfo 4.15.0
                • Valgrind 4.15.0
                • VcsBase 4.15.0
                • WebAssembly 4.15.0
                • Welcome 4.15.0
                • WinRt 4.15.0

                Qt Creator 4.15.0
                Basé sur Qt 5.15.2 (MSVC 2019, 64 bit)
                From revision 978f6caf1e
                Built on May 4 2021 01:16:56

                {noformat}

                1 Reply Last reply
                0
                • SGaistS Offline
                  SGaistS Offline
                  SGaist
                  Lifetime Qt Champion
                  wrote on last edited by
                  #12

                  Ok... nothing stands out as wrong.

                  Can you start from a default Qt project and just one OpenCV method there ?

                  It might be easier to debug your issue.

                  Interested in AI ? www.idiap.ch
                  Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

                  1 Reply Last reply
                  0
                  • S Offline
                    S Offline
                    superdu
                    wrote on last edited by superdu
                    #13

                    ok so here the code (thank you for your time by the way):

                    cpp

                    #include "mainwindow.h"
                    #include "ui_mainwindow.h"
                    
                    MainWindow::MainWindow(QWidget *parent)
                        : QMainWindow(parent)
                        , ui(new Ui::MainWindow)
                    {
                        ui->setupUi(this);
                        Mat new_img = Mat::zeros(25, 25, CV_16U);
                        Mat dest;
                    
                        threshold(new_img,dest,200,255,THRESH_BINARY | THRESH_OTSU);
                    
                    }
                    
                    MainWindow::~MainWindow()
                    {
                        delete ui;
                    }
                    
                    
                    

                    header

                    #ifndef MAINWINDOW_H
                    #define MAINWINDOW_H
                    
                    #include <QMainWindow>
                    #include <opencv2/core.hpp>
                    #include <opencv2/highgui.hpp>
                    #include <opencv2/imgcodecs.hpp>
                    #include <opencv2/opencv.hpp>
                    #include "opencv2/imgproc.hpp"
                    
                    using namespace cv;
                    
                    QT_BEGIN_NAMESPACE
                    namespace Ui { class MainWindow; }
                    QT_END_NAMESPACE
                    
                    class MainWindow : public QMainWindow
                    {
                        Q_OBJECT
                    
                    public:
                        MainWindow(QWidget *parent = nullptr);
                        ~MainWindow();
                    
                    private:
                        Ui::MainWindow *ui;
                    };
                    #endif // MAINWINDOW_H
                    
                    

                    pro

                    QT       += core gui
                    
                    greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
                    
                    CONFIG += c++11
                    
                    # You can make your code fail to compile if it uses deprecated APIs.
                    # In order to do so, uncomment the following line.
                    #DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
                    
                    SOURCES += \
                        main.cpp \
                        mainwindow.cpp
                    
                    HEADERS += \
                        mainwindow.h
                    
                    FORMS += \
                        mainwindow.ui
                    
                    INCLUDEPATH += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/include
                    
                    LIBS += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_calib3d.lib
                    LIBS += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_core.lib
                    LIBS += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_dnn.lib
                    LIBS += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_features2d.lib
                    LIBS += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_flann.lib
                    LIBS += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_highgui.lib
                    LIBS += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_imgcodecs.lib
                    LIBS += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_imgproc.lib
                    LIBS += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_ml.lib
                    LIBS += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_objdetect.lib
                    LIBS += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_photo.lib
                    LIBS += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_stitching.lib
                    LIBS += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_video.lib
                    LIBS += C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib/opencv_videoio.lib
                    
                    
                    TRANSLATIONS += \
                        test_fr_FR.ts
                    CONFIG += lrelease
                    CONFIG += embed_translations
                    
                    # Default rules for deployment.
                    qnx: target.path = /tmp/$${TARGET}/bin
                    else: unix:!android: target.path = /opt/$${TARGET}/bin
                    !isEmpty(target.path): INSTALLS += target
                    
                    

                    the code reproduce the problem for me:

                    mainwindow.obj:-1: erreur : LNK2019: symbole externe non r‚solu "double __cdecl cv::threshold(class cv::debug_build_guard::_InputArray const &,class cv::debug_build_guard::_OutputArray const &,double,double,int)" (?threshold@cv@@YANAEBV_InputArray@debug_build_guard@1@AEBV_OutputArray@31@NNH@Z) r‚f‚renc‚ dans la fonction "public: __cdecl MainWindow::MainWindow(class QWidget *)" (??0MainWindow@@QEAA@PEAVQWidget@@@Z)

                    1 Reply Last reply
                    0
                    • SGaistS Offline
                      SGaistS Offline
                      SGaist
                      Lifetime Qt Champion
                      wrote on last edited by
                      #14

                      Does the build output show that the libraries are currently linked ?

                      By the way, you should move all your includes to the .cpp file. There's nothing in the header that uses OpenCV.

                      Interested in AI ? www.idiap.ch
                      Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

                      1 Reply Last reply
                      1
                      • S Offline
                        S Offline
                        superdu
                        wrote on last edited by
                        #15

                        here the compile output:

                        21:18:53: Running steps for project test...
                        21:18:53: Configuration unchanged, skipping qmake step.
                        21:18:53: Starting: "D:\Qt\Tools\QtCreator\bin\jom.exe"
                        D:\Qt\Tools\QtCreator\bin\jom.exe -f Makefile.Debug
                        link /NOLOGO /DYNAMICBASE /NXCOMPAT /DEBUG /SUBSYSTEM:WINDOWS "/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='' processorArchitecture=''" /MANIFEST:embed /OUT:debug\test.exe @C:\Users\antoi\AppData\Local\Temp\test.exe.16732.0.jom
                        mainwindow.obj : error LNK2019: unresolved external symbol "double __cdecl cv::threshold(class cv::debug_build_guard::_InputArray const &,class cv::debug_build_guard::_OutputArray const &,double,double,int)" (?threshold@cv@@YANAEBV_InputArray@debug_build_guard@1@AEBV_OutputArray@31@NNH@Z) referenced in function "public: __cdecl MainWindow::MainWindow(class QWidget *)" (??0MainWindow@@QEAA@PEAVQWidget@@@Z)
                        debug\test.exe : fatal error LNK1120: 1 unresolved externals
                        jom: C:\Users\antoi\OneDrive\Documents\QTtest\build-test-Desktop_Qt_5_15_2_MSVC2019_64bit-Debug\Makefile.Debug [debug\test.exe] Error 1120
                        jom: C:\Users\antoi\OneDrive\Documents\QTtest\build-test-Desktop_Qt_5_15_2_MSVC2019_64bit-Debug\Makefile [debug] Error 2
                        21:18:53: The process "D:\Qt\Tools\QtCreator\bin\jom.exe" exited with code 2.
                        Error while building/deploying project test (kit: Desktop Qt 5.15.2 MSVC2019 64bit)
                        When executing step "Make"
                        21:18:53: Elapsed time: 00:00.

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                        • SGaistS Offline
                          SGaistS Offline
                          SGaist
                          Lifetime Qt Champion
                          wrote on last edited by
                          #16

                          Ok... does the Makefile contain any references to OpenCV ?

                          Interested in AI ? www.idiap.ch
                          Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

                          1 Reply Last reply
                          0
                          • S Offline
                            S Offline
                            superdu
                            wrote on last edited by
                            #17

                            no indeed... they are no reference to opencv:

                            #############################################################################

                            Makefile for building: test

                            Generated by qmake (3.1) (Qt 5.15.2)

                            Project: ..\test\test.pro

                            Template: app

                            Command: D:\Qt\5.15.2\msvc2019_64\bin\qmake.exe -o Makefile ..\test\test.pro -spec win32-msvc "CONFIG+=debug" "CONFIG+=qml_debug"

                            #############################################################################

                            MAKEFILE = Makefile

                            EQ = =

                            first: debug
                            install: debug-install
                            uninstall: debug-uninstall
                            QMAKE = D:\Qt\5.15.2\msvc2019_64\bin\qmake.exe
                            DEL_FILE = del
                            CHK_DIR_EXISTS= if not exist
                            MKDIR = mkdir
                            COPY = copy /y
                            COPY_FILE = copy /y
                            COPY_DIR = xcopy /s /q /y /i
                            INSTALL_FILE = copy /y
                            INSTALL_PROGRAM = copy /y
                            INSTALL_DIR = xcopy /s /q /y /i
                            QINSTALL = D:\Qt\5.15.2\msvc2019_64\bin\qmake.exe -install qinstall
                            QINSTALL_PROGRAM = D:\Qt\5.15.2\msvc2019_64\bin\qmake.exe -install qinstall -exe
                            DEL_FILE = del
                            SYMLINK = $(QMAKE) -install ln -f -s
                            DEL_DIR = rmdir
                            MOVE = move
                            IDC = idc
                            IDL = midl
                            ZIP = zip -r -9
                            DEF_FILE =
                            RES_FILE =
                            SED = $(QMAKE) -install sed
                            MOVE = move
                            SUBTARGETS =
                            debug
                            release

                            debug: $(MAKEFILE) FORCE
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Debug
                            debug-make_first: FORCE
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Debug
                            debug-all: FORCE
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Debug all
                            debug-clean: FORCE
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Debug clean
                            debug-distclean: FORCE
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Debug distclean
                            debug-install: FORCE
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Debug install
                            debug-uninstall: FORCE
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Debug uninstall
                            release: $(MAKEFILE) FORCE
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Release
                            release-make_first: FORCE
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Release
                            release-all: FORCE
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Release all
                            release-clean: FORCE
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Release clean
                            release-distclean: FORCE
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Release distclean
                            release-install: FORCE
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Release install
                            release-uninstall: FORCE
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Release uninstall

                            Makefile: ..\test\test.pro D:\Qt\5.15.2\msvc2019_64\mkspecs\win32-msvc\qmake.conf D:\Qt\5.15.2\msvc2019_64\mkspecs\features\spec_pre.prf
                            ...
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                            D:\Qt\5.15.2\msvc2019_64\mkspecs\features\resources_functions.prf:
                            D:\Qt\5.15.2\msvc2019_64\mkspecs\features\resources.prf:
                            D:\Qt\5.15.2\msvc2019_64\mkspecs\features\moc.prf:
                            D:\Qt\5.15.2\msvc2019_64\mkspecs\features\win32\opengl.prf:
                            D:\Qt\5.15.2\msvc2019_64\mkspecs\features\uic.prf:
                            D:\Qt\5.15.2\msvc2019_64\mkspecs\features\qmake_use.prf:
                            D:\Qt\5.15.2\msvc2019_64\mkspecs\features\file_copies.prf:
                            D:\Qt\5.15.2\msvc2019_64\mkspecs\features\win32\windows.prf:
                            D:\Qt\5.15.2\msvc2019_64\mkspecs\features\testcase_targets.prf:
                            D:\Qt\5.15.2\msvc2019_64\mkspecs\features\exceptions.prf:
                            D:\Qt\5.15.2\msvc2019_64\mkspecs\features\yacc.prf:
                            D:\Qt\5.15.2\msvc2019_64\mkspecs\features\lex.prf:
                            ..\test\test.pro:
                            D:\Qt\5.15.2\msvc2019_64\lib\Qt5Widgets.prl:
                            D:\Qt\5.15.2\msvc2019_64\lib\Qt5Gui.prl:
                            D:\Qt\5.15.2\msvc2019_64\lib\Qt5Core.prl:
                            D:\Qt\5.15.2\msvc2019_64\lib\qtmain.prl:
                            .qmake.stash:
                            D:\Qt\5.15.2\msvc2019_64\mkspecs\features\build_pass.prf:
                            debug\qmake_qmake_qm_files.qrc:
                            D:\Qt\5.15.2\msvc2019_64\lib\Qt5Widgetsd.prl:
                            D:\Qt\5.15.2\msvc2019_64\lib\Qt5Guid.prl:
                            D:\Qt\5.15.2\msvc2019_64\lib\Qt5Cored.prl:
                            D:\Qt\5.15.2\msvc2019_64\lib\qtmaind.prl:
                            release\qmake_qmake_qm_files.qrc:
                            qmake: FORCE
                            @$(QMAKE) -o Makefile ..\test\test.pro -spec win32-msvc "CONFIG+=debug" "CONFIG+=qml_debug"

                            qmake_all: FORCE

                            make_first: debug-make_first release-make_first FORCE
                            all: debug-all release-all FORCE
                            clean: debug-clean release-clean FORCE
                            -$(DEL_FILE) test.vc.pdb
                            -$(DEL_FILE) test.ilk
                            -$(DEL_FILE) test.idb
                            distclean: debug-distclean release-distclean FORCE
                            -$(DEL_FILE) Makefile
                            -$(DEL_FILE) .qmake.stash test.pdb

                            debug-mocclean:
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Debug mocclean
                            release-mocclean:
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Release mocclean
                            mocclean: debug-mocclean release-mocclean

                            debug-mocables:
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Debug mocables
                            release-mocables:
                            @set MAKEFLAGS=$(MAKEFLAGS)
                            $(MAKE) -f $(MAKEFILE).Release mocables
                            mocables: debug-mocables release-mocables

                            check: first

                            benchmark: first
                            FORCE:

                            $(MAKEFILE).Debug: Makefile
                            $(MAKEFILE).Release: Makefile

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                            • SGaistS Offline
                              SGaistS Offline
                              SGaist
                              Lifetime Qt Champion
                              wrote on last edited by
                              #18

                              You are missing the "-l" in your LIBS lines.

                              Interested in AI ? www.idiap.ch
                              Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                              • S Offline
                                S Offline
                                superdu
                                wrote on last edited by
                                #19

                                hum, but they are presents in makefile.debug

                                i also try again this notation but still the same problem

                                LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib" -lopencv_calib3d
                                LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib" -lopencv_core
                                LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib" -lopencv_dnn
                                LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib" -lopencv_features2d
                                LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib" -lopencv_flann
                                LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib" -lopencv_highgui
                                LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib" -lopencv_imgcodecs
                                LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib" -lopencv_imgproc
                                LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib" -lopencv_ml
                                LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib" -lopencv_objdetect
                                LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib" -lopencv_photo
                                LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib" -lopencv_stitching
                                LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib" -lopencv_video
                                LIBS += -L"C:/src/vcpkg/vcpkg/packages/opencv4_x64-windows/lib" -lopencv_videoio
                                
                                
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                                • SGaistS Offline
                                  SGaistS Offline
                                  SGaist
                                  Lifetime Qt Champion
                                  wrote on last edited by
                                  #20

                                  So if you build in debug mode it works ?

                                  Interested in AI ? www.idiap.ch
                                  Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                                  • S Offline
                                    S Offline
                                    superdu
                                    wrote on last edited by
                                    #21

                                    no... i dont know why but i feel if we find the problem that will be something really stupid. and if not i will just try to compile by hand opencv but that should work like that

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                                    • SGaistS Offline
                                      SGaistS Offline
                                      SGaist
                                      Lifetime Qt Champion
                                      wrote on last edited by
                                      #22

                                      Are these static or dynamic librairies ?

                                      In any case, what I would do is simplify things with the LIBS part to only link to opencv_core and only use symbols from that library in the sample application.

                                      This will restrict the scope of the issue.

                                      Interested in AI ? www.idiap.ch
                                      Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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                                      • S Offline
                                        S Offline
                                        superdu
                                        wrote on last edited by
                                        #23

                                        i just checked it with lib.exe and libs file containes dll. its dynamics library

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                                        • S Offline
                                          S Offline
                                          superdu
                                          wrote on last edited by
                                          #24

                                          ok so i compile by hand opencv following this step: https://wiki.qt.io/How_to_setup_Qt_and_openCV_on_Windows_with_MSVC2017#Building_OpenCV

                                          the two difference is i use msvc 2019 and opencv 4.5.1.

                                          compilation seems to be a succes but when i try to us it in qt the application crash without any information

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