CV_TRACKBAR_MAGIC_VAL  544 modules/highgui/src/window_carbon.cpp         trackbar->signature = CV_TRACKBAR_MAGIC_VAL;
CV_TRACKBAR_MAGIC_VAL 1426 modules/highgui/src/window_gtk.cpp         trackbar->signature = CV_TRACKBAR_MAGIC_VAL;
CV_TRACKBAR_MAGIC_VAL 1815 modules/highgui/src/window_gtk.cpp     if( trackbar && trackbar->signature == CV_TRACKBAR_MAGIC_VAL &&
CV_TRACKBAR_MAGIC_VAL  294 modules/highgui/src/window_w32.cpp     return trackbar != 0 && trackbar->signature == CV_TRACKBAR_MAGIC_VAL &&
CV_TRACKBAR_MAGIC_VAL 2116 modules/highgui/src/window_w32.cpp         trackbar->signature = CV_TRACKBAR_MAGIC_VAL;