In the function double CvCaptureCAM_DShow::getProperty( int property_id ) (capd_show.cpp, line 3266) a wrong property identifier is passed

case *CV_CAP_PROP_ZOOM*:
if(VI.getVideoSettingCamera(index,VI.getCameraPropertyFromCV(*CV_CAP_PROP_BACKLIGHT*),min_value,max_value,stepping_delta,current_value,flags,defaultValue) ) return (double)current_value;