addSlider        1198 modules/highgui/src/window_QT.cpp     CvWindow::addSlider(w, bar_name, (int*)value, count, (CvTrackbarCallback) on_change);
addSlider         123 modules/highgui/src/window_QT.h     void addSlider(QString trackbar_name, QString window_name, void* value, int count, void* on_change);
addSlider         311 modules/highgui/src/window_QT.h     static void addSlider(CvWindow* w, QString name, int* value, int count, CvTrackbarCallback on_change CV_DEFAULT(NULL));