Function round_up_to

src/common/image/image_reader.cpp:205–210

namespace {
static size_t round_up_to(size_t value, size_t alignment) {
    if (alignment == 0) {
        return value;
    }
    return ((value + alignment - 1) / alignment) * alignment;
}

static size_t bucket_size_for_image(size_t requested_size) {
    if (requested_size <= 64 * 1024) {