film->examine_and_add_content (content);
BOOST_REQUIRE (!wait_for_jobs ());
content->only_text()->set_use (true);
content->only_text()->set_burn (false);
film->examine_and_add_content (content);
BOOST_REQUIRE (!wait_for_jobs ());
content->only_text()->set_use (true);
content->only_text()->set_burn (false);