Function vips_sys::im__colour_difference [] [src]

pub unsafe extern "C" fn im__colour_difference(
    domain: *const c_char,
    in1: *mut VipsImage,
    in2: *mut VipsImage,
    out: *mut VipsImage,
    buffer_fn: im_wrapmany_fn,
    a: *mut c_void,
    b: *mut c_void
) -> c_int