-            pdf.transform(provider, 
-                file_path=main_input, 
-                output_file=output_file, 
-                output_dir=output_dir,
-                verbose=options.verbose,
-                make_dir=options.make_dir,
-                save_tex=options.save_tex,
-                morefloats=options.morefloats
-                )
+            doc.save_output_file(pdf,
+                output_file, options.output_dir, options.make_dir, 'pdf')