cvCreateTrackbar 156 modules/highgui/include/opencv2/highgui/highgui_c.h CVAPI(int) cvCreateTrackbar( const char* trackbar_name, const char* window_name, cvCreateTrackbar 228 modules/highgui/include/opencv2/highgui/highgui_c.h #define cvvCreateTrackbar cvCreateTrackbar