QT += qml quick widgets quickwidgets QT_CONFIG -= no-pkg-config CONFIG += link_pkgconfig debug PKGCONFIG += \ gstreamer-1.0 \ gstreamer-video-1.0 DEFINES += GST_USE_UNSTABLE_API SOURCES += $$PWD/main.cpp \ $$PWD/videowidget.cpp RESOURCES += $$PWD/qml.qrc HEADERS += \ $$PWD/videowidget.h