Function vips_sys::vips_gmic

pub unsafe extern "C" fn vips_gmic(
    in_: *mut *mut VipsImage, 
    out: *mut *mut VipsImage, 
    n: c_int, 
    padding: c_int, 
    x_scale: f64, 
    y_scale: f64, 
    command: *const c_char,
     ...
) -> c_int