Problems using OpenCV 2.4.3 with QT
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Dear all,
I am facing problem in using OpenCV 2.4.3 with QT. I downloaded built version of OpenCV 2.4.3 from opencv website. It works with Visual Studio 2010.
My QT application works when I use old interfaces like IplImage, CvCapture etc.
I get undefined reference errors, as soon as I start using new interfaces lik cv::Mat, cv::VideoCapture. This is my QT project file including includes and libs for OpenCV:@
INCLUDEPATH += C:/OpenCV2.4.3/include/
INCLUDEPATH += C:/OpenCV2.4.3/include/opencv/
INCLUDEPATH += C:/OpenCV2.4.3/include/opencv2/
INCLUDEPATH += C:/OpenCV2.4.3/modules/core/include/
INCLUDEPATH += C:/OpenCV2.4.3/modules/imgproc/include/
INCLUDEPATH += C:/OpenCV2.4.3/modules/video/include/
INCLUDEPATH += C:/OpenCV2.4.3/modules/features2d/include/
INCLUDEPATH += C:/OpenCV2.4.3/modules/calib3d/include/
INCLUDEPATH += C:/OpenCV2.4.3/modules/objdetect/include/
INCLUDEPATH += C:/OpenCV2.4.3/modules/legacy/include/
INCLUDEPATH += C:/OpenCV2.4.3/modules/photo/include/
INCLUDEPATH += C:/OpenCV2.4.3/modules/ml/include/
INCLUDEPATH += C:/OpenCV2.4.3/modules/contrib/include/
INCLUDEPATH += C:/OpenCV2.4.3/modules/flann/include/
INCLUDEPATH += C:/OpenCV2.4.3/modules/highgui/include/CONFIG(release,debug|release)
{
LIBS += C:\opencv2.4.3\build\x86\vc10\lib\opencv_calib3d243.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_contrib243.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_core243.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_features2d243.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_flann243.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_gpu243.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_haartraining_engine.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_highgui243.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_imgproc243.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_legacy243.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_ml243.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_objdetect243.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_ts243.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_video243.lib
}CONFIG(debug,debug|release)
{
LIBS += C:\opencv2.4.3\build\x86\vc10\lib\opencv_calib3d243d.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_contrib243d.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_core243d.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_features2d243d.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_flann243d.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_gpu243d.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_haartraining_engined.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_highgui243d.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_imgproc243d.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_legacy243d.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_ml243d.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_objdetect243d.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_ts243d.lib
C:\opencv2.4.3\build\x86\vc10\lib\opencv_video243d.lib
}
@
Does any body has faced similar situation?[EDIT] I build OpenCV 2.4.6 with MinGW/QT support using CMake. I still face the same problem as mentioned above. My application works for IplImage format and give error 0xc0000139 while executing the application.
@
INCLUDEPATH += C:/2.4.6/install/include/
INCLUDEPATH += C:/2.4.6/install/include/opencv/
INCLUDEPATH += C:/2.4.6/install/include/opencv2/LIBS += -LC:\2.4.6/install/lib/
LIBS += -llibopencv_calib3d290d -llibopencv_contrib290d -llibopencv_core290d -llibopencv_features2d290d -llibopencv_flann290d -llibopencv_highgui290d -llibopencv_imgproc290d -llibopencv_legacy290d -llibopencv_ml290d -llibopencv_objdetect290d -llibopencv_video290d
@Regards,
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Any solution?
A working Qt - MinGW combination and configuration is needed :-)
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Hi I use OpenCV 2.4.6 built wih MinGW with Qt (MinGW). This is my pro file:
INCLUDEPATH += ../../opencv-2.4.6.1/include
INCLUDEPATH += ../../opencv-2.4.6.1/modules/calib3d/include/
INCLUDEPATH += ../../opencv-2.4.6.1/modules/contrib/include/
INCLUDEPATH += ../../opencv-2.4.6.1/modules/core/include/
INCLUDEPATH += ../../opencv-2.4.6.1/modules/features2d/include/
INCLUDEPATH += ../../opencv-2.4.6.1/modules/flann/include/
INCLUDEPATH += ../../opencv-2.4.6.1/modules/highgui/include/
INCLUDEPATH += ../../opencv-2.4.6.1/modules/imgproc/include/
INCLUDEPATH += ../../opencv-2.4.6.1/modules/legacy/include/
INCLUDEPATH += ../../opencv-2.4.6.1/modules/ml/include/
INCLUDEPATH += ../../opencv-2.4.6.1/modules/objdetect/include/
INCLUDEPATH += ../../opencv-2.4.6.1/modules/video/include/unix {
unix:!mac {
LIBS += ../../opencv-2.4.6.1/lib/libopencv_calib3d.so
LIBS += ../../opencv-2.4.6.1/lib/libopencv_contrib.so
LIBS += ../../opencv-2.4.6.1/lib/libopencv_core.so
LIBS += ../../opencv-2.4.6.1/lib/libopencv_features2d.so
LIBS += ../../opencv-2.4.6.1/lib/libopencv_flann.so
LIBS += ../../opencv-2.4.6.1/lib/libopencv_highgui.so
LIBS += ../../opencv-2.4.6.1/lib/libopencv_imgproc.so
LIBS += ../../opencv-2.4.6.1/lib/libopencv_legacy.so
LIBS += ../../opencv-2.4.6.1/lib/libopencv_ml.so
LIBS += ../../opencv-2.4.6.1/lib/libopencv_objdetect.so
LIBS += ../../opencv-2.4.6.1/lib/libopencv_video.so
}
unix:mac {
LIBS += ../../opencv-2.4.6.1/lib/libopencv_core.dylib
LIBS += ../../opencv-2.4.6.1/lib/libopencv_calib3d.dylib
LIBS += ../../opencv-2.4.6.1/lib/libopencv_features2d.dylib
LIBS += ../../opencv-2.4.6.1/lib/libopencv_flann.dylib
LIBS += ../../opencv-2.4.6.1/lib/libopencv_highgui.dylib
LIBS += ../../opencv-2.4.6.1/lib/libopencv_imgproc.dylib
LIBS += ../../opencv-2.4.6.1/lib/libopencv_legacy.dylib
LIBS += ../../opencv-2.4.6.1/lib/libopencv_ml.dylib
LIBS += ../../opencv-2.4.6.1/lib/libopencv_objdetect.dylib
LIBS += ../../opencv-2.4.6.1/lib/libopencv_video.dylib
}
}windows {
LIBS += C:/home/denis/Cpp/opencv-2.4.6.1/lib/libopencv_calib3d246.dll.a
LIBS += C:/home/denis/Cpp/opencv-2.4.6.1/lib/libopencv_contrib246.dll.a
LIBS += C:/home/denis/Cpp/opencv-2.4.6.1/lib/libopencv_core246.dll.a
LIBS += C:/home/denis/Cpp/opencv-2.4.6.1/lib/libopencv_features2d246.dll.a
LIBS += C:/home/denis/Cpp/opencv-2.4.6.1/lib/libopencv_flann246.dll.a
LIBS += C:/home/denis/Cpp/opencv-2.4.6.1/lib/libopencv_highgui246.dll.a
LIBS += C:/home/denis/Cpp/opencv-2.4.6.1/lib/libopencv_imgproc246.dll.a
LIBS += C:/home/denis/Cpp/opencv-2.4.6.1/lib/libopencv_legacy246.dll.a
LIBS += C:/home/denis/Cpp/opencv-2.4.6.1/lib/libopencv_ml246.dll.a
LIBS += C:/home/denis/Cpp/opencv-2.4.6.1/lib/libopencv_objdetect246.dll.a
LIBS += C:/home/denis/Cpp/opencv-2.4.6.1/lib/libopencv_video246.dll.a
} -
Hi, MrDebug
Thanks for the information.
The question is:
Which version of Qt /QtCreator / MinGW / OpenCV do you use? (if this is not an official build, please post the link - or if you build your own, please indicate that too)I don't know how can others manage those two together, but I cannot make them work together:
http://qt-project.org/forums/viewthread/33236/Thanks for your help.
Regards:
Bence -
Hi.
I use the Qt5.1 mingw32 package on Windows with qtcreator embedded.
I have built OpenCV 2.4.6 from source always with mingw32 (Be carefull! You have to dowload a src package for Windows and another src package for Mac and Linux.).
I use the same version of Qt and OpenCV in Mac and Linux without any problem.Bye bye.
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I succeed to compile OpenCV using this tutorial:
http://stackoverflow.com/questions/15881913/how-to-link-opencv-in-qtcreator-and-use-qt-library...and now Qt and OpenCV working together
Thanks