Function liq_write_remapped_image

imagequant-sys/src/ffi.rs:297–309

(result: &mut liq_result, input_image: &mut liq_image, buffer_bytes: *mut MaybeUninit<u8>, buffer_size: usize)

#[no_mangle]
#[inline(never)]
pub unsafe extern "C" fn liq_write_remapped_image(result: &mut liq_result, input_image: &mut liq_image, buffer_bytes: *mut MaybeUninit<u8>, buffer_size: usize) -> liq_error {
    if bad_object!(result, LIQ_RESULT_MAGIC) ||
       bad_object!(input_image, LIQ_IMAGE_MAGIC) { return Error::InvalidPointer; }
    let input_image = &mut input_image.inner;
    let result = &mut result.inner;

    if liq_received_invalid_pointer(buffer_bytes.cast()) { return Error::InvalidPointer; }

    let required_size = (input_image.width()) * (input_image.height());
    if buffer_size < required_size { return Error::BufferTooSmall; }
    let buffer_bytes = std::slice::from_raw_parts_mut(buffer_bytes, required_size);
    liq_write_remapped_image_impl(result, input_image, buffer_bytes).err().unwrap_or(LIQ_OK)
}

#[no_mangle]
#[inline(never)]