CAP_PROP_XI_LENS_APERTURE_VALUE top-level constant
          
          int
          const CAP_PROP_XI_LENS_APERTURE_VALUE
          
        
        
        
Implementation
const int CAP_PROP_XI_LENS_APERTURE_VALUE = 512;const int CAP_PROP_XI_LENS_APERTURE_VALUE = 512;