https://codereview.appspot.com/548030043/diff/583830043/lily/general-scheme.cc File lily/general-scheme.cc (right):
https://codereview.appspot.com/548030043/diff/583830043/lily/general-scheme.cc#newcode783 lily/general-scheme.cc:783: command += "(" + ly_scm2string (input) + ") run"; This doesn't hook very deeply into GS internals or how we arrange the page. Could we get the same speedup by putting the batching into an encompassing .ps file, and calling GS on that file once? Also: is there a GPL'd version of Ghostscript for which this works? https://codereview.appspot.com/548030043/