webcamCreateDisplayBin  322 libmedia/gst/VideoInputGst.cpp     webcamCreateDisplayBin();
webcamCreateDisplayBin  333 libmedia/gst/VideoInputGst.cpp     return webcamCreateMainBin() && webcamCreateDisplayBin() &&
webcamCreateDisplayBin  405 libmedia/gst/VideoInputGst.h     gboolean webcamCreateDisplayBin();