Function leptess::capi::pixCompareGray

pub unsafe extern "C" fn pixCompareGray(
    pix1: *mut Pix, 
    pix2: *mut Pix, 
    comptype: i32, 
    plottype: i32, 
    psame: *mut i32, 
    pdiff: *mut f32, 
    prmsdiff: *mut f32, 
    ppixdiff: *mut *mut Pix
) -> i32