Function liq_image_quantize

imagequant-sys/src/ffi.rs:514–526

(img: &mut liq_image, attr: &mut liq_attr, write_only_output: &mut MaybeUninit<Option<Box<liq_result>>>)

#[no_mangle]
#[inline(never)]
pub extern "C" fn liq_image_quantize(img: &mut liq_image, attr: &mut liq_attr, write_only_output: &mut MaybeUninit<Option<Box<liq_result>>>) -> liq_error {
    if bad_object!(attr, LIQ_ATTR_MAGIC) ||
       bad_object!(img, LIQ_IMAGE_MAGIC) { return Error::InvalidPointer; }
    let attr = &mut attr.inner;
    let img = &mut img.inner;

    let res = attr.quantize(img)
        .map(|inner| liq_result {
            magic_header: LIQ_RESULT_MAGIC,
            inner,
        });
    store_boxed_result(res, write_only_output)
}

#[no_mangle]
#[inline(never)]