Qt opencv 3 error

I tried to perform with cv: : imread( ) but i am getting the error undefined reference to ` cv: : imread( cv: : String const&, int) this is my code. 1 はじめに; 2 OpenCVのソースの準備; 3 CMakeによるプロジェクトの生成; 4 Visual Studioでのビルド; 5 参考にした記事. なお、 並列処理フレームワークのCUDA、 TBB、 線形代数ライブラリEigen、 GUI拡張モジュールQtを使用する場合はモジュールを別途 準備する必要がある。. 追加で設定しなければならない項目がある場合にはErrorを 示すダイアログボックスが表示されるので、 [ OK] ボタンを押す。. 39; ippicviSum_ 8u_ C1R' is the intel performance primitives ( ipp) library that now comes with opencv for free. It looks like you are missing the download, I normally build opencv from source but if you got an installer you rrect pro file like that: TEMPLATE = app CONFIG + = console CONFIG - = app_ bundle CONFIG - = qt SOURCES + = main. cpp INCLUDEPATH + = C: / opencv - mingw/ install/ include LIBS + = - LC: / opencv- mingw/ install/ x64/ mingw/ lib. If you take a look at the source code of cvVideo ( an application that shows how to create a Qt window to display videos loaded with OpenCV) you can see how to achieve what you are looking for. pro: om the comments to question it turns out that the program didn' t find OpenCV dll. You can: Copy the required dll in the same folder of the. exe; Add the folder containing the dll to the PATH. You need to restart Qt Creator for. You have to specify the location of Qt manually by passing it as an argument for QT5Core_ DIR. So, you will have to then add the include/ library paths to OpenCV either inside Visual Studio or in the.

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  • Video:Error opencv

    Opencv error

    pro file, if you are using Qt Creator. For example the link you used in your post on Qt/ OpenCV has Windows friendly ones:. 0の追加モジュールを使うので, CMakeでビルドします.. ここから OpenCV3. 0のzipをダウンロード. WITH_ QT: check; Qt5Concurrent_ DIR: C: / Qt/ 5. 7/ msvc_ 64/ lib/ cmake/ Qt5Concurrent; Qt5Core_ DIR: C: / Qt/ 5. 7/ msvc_ 64/ lib/ cmake/ Qt5Core. エラーの修正. ウムラウトのついた文字をコメントアウト. このあたりから書くのがめんどうになってるの. 0 ( gitから取得) ; OpenCV contrib ( gitから取得) ; Qt 5. 1 ( OpenSource 用、 MSVC 64). 変更内容は:.

    QStringでエラーが出たので、 QT_ COMPILING_ QSTRING_ COMPAT_ CPPを定義しておきます。.