Merge pull request #11492 from semjon00/dev

    oversize = image.width > opts.target_side_length or image.height > opts.target_side_length

    if opts.export_for_4chan and (oversize or os.stat(fullfn).st_size > opts.img_downscale_threshold * 1024 * 1024):

        ratio = image.width / image.height

        resize_to = None

        if oversize and ratio > 1:

            image = image.resize((round(opts.target_side_length), round(image.height * opts.target_side_length / image.width)), LANCZOS)

            resize_to = round(opts.target_side_length), round(image.height * opts.target_side_length / image.width)

        elif oversize:

            image = image.resize((round(image.width * opts.target_side_length / image.height), round(opts.target_side_length)), LANCZOS)

            resize_to = round(image.width * opts.target_side_length / image.height), round(opts.target_side_length)

        if resize_to is not None:

            try:

                # Resizing image with LANCZOS could throw an exception if e.g. image mode is I;16

                image = image.resize(resize_to, LANCZOS)

            except:

                image = image.resize(resize_to)

        try:

            _atomically_save_image(image, fullfn_without_extension, ".jpg")

        except Exception as e: