extern size_t utf8_strlen (std::string s);
extern void emit_subtitle_image (dcpomatic::ContentTimePeriod period, dcp::SubtitleImage sub, dcp::Size size, std::shared_ptr<TextDecoder> decoder);
extern void copy_in_bits (boost::filesystem::path from, boost::filesystem::path to, std::function<void (float)>);
-extern dcp::Size scale_for_display (dcp::Size s, dcp::Size display_container, dcp::Size film_container, PixelQuanta quanta);
extern dcp::DecryptedKDM decrypt_kdm_with_helpful_error (dcp::EncryptedKDM kdm);
extern boost::filesystem::path default_font_file ();
extern void start_of_thread (std::string name);
-extern void capture_asdcp_logs ();
extern std::string error_details(boost::system::error_code ec);
extern bool contains_assetmap(boost::filesystem::path dir);
+extern std::string word_wrap(std::string input, int columns);
#endif