CODEWITHSUNDEEP
c++qtqmakeqtguiqtmultimedia
1110101001
1110101001

Reputation: 5097

Creating a QVideoWidget in Qt5

I have the following piece of code:

#include <QtWidgets/QtWidgets>
#include <QtMultimedia/QCamera>
#include <QtMultimedia/QMediaPlayer>

int main(int argc, char * argv[])
{
    QApplication testQt(argc, argv);
    QMainWindow w;

    QWidget videoContainer(&w);
    w.setCentralWidget(&videoContainer);

    QVideoWidget videoWidget(&videoContainer);

    QCamera cam(&w);
    cam.setViewfinder(&videoWidget);
    cam.start();

    w.show();

    return testQt.exec();
}

in which I am trying to create a main window, create a container widget to display video, create a videowidget in that container, and then finally set the viewfinder of the camera to that videowidget. However, when I try to do this I get the error

Variable has incomplete type 'QVideoWidget'

Why am I getting this error?

Upvotes: 1

Views: 4200

Answers (1)

L&#225;szl&#243; Papp
L&#225;szl&#243; Papp

Reputation: 53173

You need to include the corresponding header as follows:

#include <QVideoWidget>

You may also need to add this to your project file:

QT += multimediawidgets

Upvotes: 9

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