-static void convert_dcp (boost::filesystem::path input, boost::filesystem::path output_file, boost::optional<boost::filesystem::path> kdm, int crf);
-static void convert_ffmpeg (boost::filesystem::path input, boost::filesystem::path output_file, string format, boost::optional<boost::filesystem::path> kdm);
-static void write_kdm (string id, string name, dcp::Key key, optional<boost::filesystem::path> kdm);
+static void convert_dcp (
+ boost::filesystem::path input,
+ boost::filesystem::path output_file,
+ boost::optional<boost::filesystem::path> kdm,
+ int crf
+ );
+static void convert_ffmpeg (boost::filesystem::path input, boost::filesystem::path output_file, string format);
+static void write_kdm (string id, boost::filesystem::path name, dcp::Key key);