Qt Multimedia Widgets
To enable Qt Multimedia Widgets in a project, add this directive into the C++ files:
To link against the C++ libraries, add the following to your
qmake project file:
QT += multimediawidgets
Licenses and Attributions
The Qt Multimedia Widgets module is available under commercial licenses from The Qt Company. In addition, it is available under free software licenses. Since Qt 5.4, these free software licenses are GNU Lesser General Public License, version 3, or the GNU General Public License, version 2. See Qt Licensing for further details.