film->examine_and_add_content (content);
BOOST_REQUIRE (!wait_for_jobs ());
content->video->set_frame_type (VideoFrameType::THREE_D_LEFT_RIGHT);
film->examine_and_add_content (content);
BOOST_REQUIRE (!wait_for_jobs ());
content->video->set_frame_type (VideoFrameType::THREE_D_LEFT_RIGHT);