-;;;; framework-ps.scm -- structure for PostScript output
+;;;; This file is part of LilyPond, the GNU music typesetter.
;;;;
-;;;; source file of the GNU LilyPond music typesetter
+;;;; Copyright (C) 2004--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
;;;;
-;;;; (c) 2004--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
+;;;; LilyPond is free software: you can redistribute it and/or modify
+;;;; it under the terms of the GNU General Public License as published by
+;;;; the Free Software Foundation, either version 3 of the License, or
+;;;; (at your option) any later version.
+;;;;
+;;;; LilyPond is distributed in the hope that it will be useful,
+;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;;;; GNU General Public License for more details.
+;;;;
+;;;; You should have received a copy of the GNU General Public License
+;;;; along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
(define-module (scm framework-ps))
"%" "_" name)))
"m" (string-encode-integer (inexact->exact (round (* 1000 magnify)))))))
-(define (define-fonts paper)
- (define font-list (ly:paper-fonts paper))
+(define (ps-define-pango-pf pango-pf font-name scaling)
+ "")
- (define (define-font command fontname scaling)
- (string-append
- "/" command
- " { /" fontname
- " " (ly:number->string scaling) " output-scale div selectfont }"
- " bind def\n"))
-
- (define (font-load-command font)
- (let* ((specced-font-name (ly:font-name font))
- (fontname (if specced-font-name
- specced-font-name
- (ly:font-file-name font)))
- (command (ps-font-command font))
-
- ;; FIXME -- see (ps-font-command)
- (plain (ps-font-command font))
- (designsize (ly:font-design-size font))
- (magnification (* (ly:font-magnification font)))
- (ops (ly:output-def-lookup paper 'output-scale))
- (scaling (* ops magnification designsize)))
- (if (equal? fontname "unknown")
- (display (list font fontname)))
- (define-font plain fontname scaling)))
-
- (apply string-append
- (map (lambda (x) (font-load-command x))
- (filter (lambda (x) (not (ly:pango-font? x)))
- font-list))))
+(define (ps-define-font font font-name scaling)
+ (string-append
+ "/" (ps-font-command font)
+ " { /" font-name
+ " " (ly:number->string scaling) " output-scale div selectfont }"
+ " bind def\n"))
;; FIXME: duplicated in other output backends
;; FIXME: silly interface name
(ly:outputter-dump-string
outputter
(string-append
- (format "%%Page: ~a ~a\n" page-number page-number)
+ (format #f "%%Page: ~a ~a\n" page-number page-number)
"%%BeginPageSetup\n"
(if landscape?
"page-width output-scale lily-output-units mul mul 0 translate 90 rotate\n"
(names (apply append (map extract-names fonts))))
(apply string-append
(map (lambda (f)
- (format
+ (format #f
(if load-fonts?
"%%DocumentSuppliedResources: font ~a\n"
"%%DocumentNeededResources: font ~a\n")
"%%EndComments\n"))
(define (procset file-name)
- (format
+ (format #f
"%%BeginResource: procset (~a) 1 0
~a
%%EndResource
file-name (cached-file-contents file-name)))
(define (embed-document file-name)
- (format "%%BeginDocument: ~a
+ (format #f "%%BeginDocument: ~a
~a
%%EndDocument
"
(define (setup-variables paper)
(string-append
"\n"
- (define-fonts paper)
+ (define-fonts paper ps-define-font ps-define-pango-pf)
(output-variables paper)))
(define (cff-font? font)
(define-public (ps-embed-cff body font-set-name version)
(let* ((binary-data
(string-append
- (format "/~a ~s StartData " font-set-name (string-length body))
+ (format #f "/~a ~s StartData " font-set-name (string-length body))
body))
(header
- (format
+ (format #f
"%%BeginResource: font ~a
%!PS-Adobe-3.0 Resource-FontSet
%%DocumentNeededResources: ProcSet (FontSetInit)
(define (internal-font? file-name)
(or (string-startswith file-name "Emmentaler")
(string-startswith file-name "emmentaler")
- (string-startswith file-name "aybabtu")
- (string-startswith file-name "Aybabtu")))
+ ))
(define (load-font-via-GS font-name-filename)
(define (ps-load-file file-name)
(begin
(set! file-name (ly:string-substitute (ly:get-option 'datadir)
"" file-name))
- (format
+ (format #f
"lilypond-datadir (~a) concatstrings (r) file .loadfont\n"
file-name))
- (format "(~a) (r) file .loadfont\n" file-name))
- (format "% cannot find font file: ~a\n" file-name)))
+ (format #f "(~a) (r) file .loadfont\n" file-name))
+ (format #f "% cannot find font file: ~a\n" file-name)))
(let* ((font (car font-name-filename))
(name (cadr font-name-filename))
(cond
((internal-font? file-name)
(ps-load-file (ly:find-file
- (format "~a.otf" file-name))))
+ (format #f "~a.otf" file-name))))
((string? bare-file-name)
(ps-load-file file-name))
(else
(dir-helper dir (cons e lst)))))
(reverse (dir-helper (opendir dir-name) '())))
- (define (handle-mac-font name filename)
+ (define (handle-mac-font name file-name)
(let* ((dir-name (tmpnam))
(files '())
(status 0)
- (embed #f))
+ (embed #f)
+ (cwd (getcwd)))
(mkdir dir-name #o700)
- (set! status (ly:system
- (format "cd ~a && fondu -force '~a'" dir-name filename)))
+ (chdir dir-name)
+ (set! status (ly:system (list "fondu" "-force" file-name)))
+ (chdir cwd)
(set! files (dir-listing dir-name))
(for-each
(lambda (f)
(if (and (not embed)
(equal? 'regular (stat:type (stat full-name)))
(equal? name (ly:ttf-ps-name full-name)))
- (set! embed (font-file-as-ps-string name full-name)))
+ (set! embed (font-file-as-ps-string name full-name 0)))
(if (or (equal? "." f)
(equal? ".." f))
#t
(begin
(set! embed "% failed\n")
(ly:warning (_ "cannot extract file matching ~a from ~a")
- name filename)))
+ name file-name)))
embed))
- (define (font-file-as-ps-string name file-name)
+ (define (font-file-as-ps-string name file-name font-index)
(let* ((downcase-file-name (string-downcase file-name)))
(cond
((and file-name (string-endswith downcase-file-name ".pfa"))
((and file-name (string-endswith downcase-file-name ".ttf"))
(ly:ttf->pfa file-name))
((and file-name (string-endswith downcase-file-name ".ttc"))
- (ly:ttf->pfa file-name))
+ (ly:ttf->pfa file-name font-index))
((and file-name (string-endswith downcase-file-name ".otf"))
(ps-embed-cff (ly:otf->cff file-name) name 0))
(else
(or (string-endswith bare-file-name ".dfont")
(= (stat:size (stat bare-file-name)) 0))))
- (define (load-font font-name-filename)
- (let* ((font (car font-name-filename))
- (name (cadr font-name-filename))
- (file-name (caddr font-name-filename))
+ (define (load-font font-psname-filename-fontindex)
+ (let* ((font (list-ref font-psname-filename-fontindex 0))
+ (name (list-ref font-psname-filename-fontindex 1))
+ (file-name (list-ref font-psname-filename-fontindex 2))
+ (font-index (list-ref font-psname-filename-fontindex 3))
(bare-file-name (ly:find-file file-name)))
(cons name
(cond ((mac-font? bare-file-name)
name
0))
(bare-file-name (font-file-as-ps-string
- name bare-file-name))
+ name bare-file-name font-index))
(else
(ly:warning (_ "do not know how to embed font ~s ~s ~s")
name file-name font))))))
-
+
(define (load-fonts paper)
(let* ((fonts (ly:paper-fonts paper))
(cond ((string? (ly:font-file-name font))
(list (list font
(ly:font-name font)
- (ly:font-file-name font))))
+ (ly:font-file-name font)
+ #f)))
((ly:pango-font? font)
- (map (lambda (name-psname-pair)
+ (map (lambda (psname-filename-fontindex)
(list #f
- (car name-psname-pair)
- (cdr name-psname-pair)))
+ (list-ref psname-filename-fontindex 0)
+ (list-ref psname-filename-fontindex 1)
+ (list-ref psname-filename-fontindex 2)))
(ly:pango-font-physical-fonts font)))
(else
(ly:font-sub-fonts font))))
(pfas (map font-loader font-names)))
pfas))
+
(display "%%BeginProlog\n" port)
(format
port
(display "%%EndProlog\n" port)
(display "%%BeginSetup\ninit-lilypond-parameters\n%%EndSetup\n\n" port))
+(define (ps-quote str)
+ (fold
+ (lambda (replacement-list result)
+ (string-join
+ (string-split
+ result
+ (car replacement-list))
+ (cadr replacement-list)))
+ str
+ '((#\\ "\\\\") (#\( "\\(") (#\) "\\)"))))
+
+;;; Create DOCINFO pdfmark containing metadata
+;;; header fields with pdf prefix override those without the prefix
+(define (handle-metadata header port)
+ (define (metadata-encode val)
+ ;; First, call ly:encode-string-for-pdf to encode the string (latin1 or
+ ;; utf-16be), then escape all parentheses and backslashes
+ ;; FIXME guile-2.0: use (string->utf16 str 'big) instead
+
+ (ps-quote (ly:encode-string-for-pdf val)))
+ (define (metadata-lookup-output overridevar fallbackvar field)
+ (let* ((overrideval (ly:modules-lookup (list header) overridevar))
+ (fallbackval (ly:modules-lookup (list header) fallbackvar))
+ (val (if overrideval overrideval fallbackval)))
+ (if val
+ (format port "/~a (~a)\n" field (metadata-encode (markup->string val))))))
+ (display "[ " port)
+ (metadata-lookup-output 'pdfcomposer 'composer "Author")
+ (format port "/Creator (LilyPond ~a)\n" (lilypond-version))
+ (metadata-lookup-output 'pdftitle 'title "Title")
+ (metadata-lookup-output 'pdfsubject 'subject "Subject")
+ (metadata-lookup-output 'pdfkeywords 'keywords "Keywords")
+ (metadata-lookup-output 'pdfmodDate 'modDate "ModDate")
+ (metadata-lookup-output 'pdfsubtitle 'subtitle "Subtitle")
+ (metadata-lookup-output 'pdfcomposer 'composer "Composer")
+ (metadata-lookup-output 'pdfarranger 'arranger "Arranger")
+ (metadata-lookup-output 'pdfpoet 'poet "Poet")
+ (metadata-lookup-output 'pdfcopyright 'copyright "Copyright")
+ (display "/DOCINFO pdfmark\n\n" port))
+
+
(define-public (output-framework basename book scopes fields)
- (let* ((filename (format "~a.ps" basename))
+ (let* ((filename (format #f "~a.ps" basename))
(outputter (ly:make-paper-outputter
;; FIXME: better wrap open/open-file,
;; content-mangling is always bad.
(open-file filename "wb")
'ps))
(paper (ly:paper-book-paper book))
+ (header (ly:paper-book-header book))
(systems (ly:paper-book-systems book))
(page-stencils (map page-stencil (ly:paper-book-pages book)))
-
(landscape? (eq? (ly:output-def-lookup paper 'landscape) #t))
(page-number (1- (ly:output-def-lookup paper 'first-page-number)))
(page-count (length page-stencils))
(port (ly:outputter-port outputter)))
-
-
(if (ly:get-option 'clip-systems)
(clip-system-EPSes basename book))
-
(if (ly:get-option 'dump-signatures)
(write-system-signatures basename (ly:paper-book-systems book) 1))
-
(output-scopes scopes fields basename)
(display (file-header paper page-count #t) port)
-
;; don't do BeginDefaults PageMedia: A4
;; not necessary and wrong
-
(write-preamble paper #t port)
-
+ (if (module? header)
+ (handle-metadata header port))
(for-each
(lambda (page)
(set! page-number (1+ page-number))
(dump-page outputter page page-number page-count landscape?))
page-stencils)
-
(display "%%Trailer\n%%EOF\n" port)
(ly:outputter-close outputter)
(postprocess-output book framework-ps-module filename
- (ly:output-formats))))
+ (ly:output-formats))))
(define-public (dump-stencil-as-EPS paper dump-me filename
load-fonts)
-
- (let*
- ((xext (ly:stencil-extent dump-me X))
- (yext (ly:stencil-extent dump-me Y))
- (padding (ly:get-option 'eps-box-padding))
- (left-overshoot (if (number? padding)
- (* -1 padding (ly:output-def-lookup paper 'mm))
- #f))
- (bbox
- (map
- (lambda (x)
- (if (or (nan? x) (inf? x)
+ (let* ((xext (ly:stencil-extent dump-me X))
+ (yext (ly:stencil-extent dump-me Y))
+ (padding (ly:get-option 'eps-box-padding))
+ (left-overshoot (if (number? padding)
+ (* -1 padding (ly:output-def-lookup paper 'mm))
+ #f))
+ (bbox
+ (map
+ (lambda (x)
+ (if (or (nan? x) (inf? x)
;; FIXME: huh?
- (equal? (format #f "~S" x) "+#.#")
- (equal? (format #f "~S" x) "-#.#"))
- 0.0 x))
+ (equal? (format #f "~S" x) "+#.#")
+ (equal? (format #f "~S" x) "-#.#"))
+ 0.0 x))
;; the left-overshoot is to make sure that
;; bar numbers stick out of margin uniformly.
;;
(list
-
(if (number? left-overshoot)
(min left-overshoot (car xext))
(car xext))
(car yext) (cdr xext) (cdr yext)))))
+ (dump-stencil-as-EPS-with-bbox paper dump-me filename load-fonts bbox)))
- (dump-stencil-as-EPS-with-bbox paper dump-me filename load-fonts bbox)
- ))
-
-
(define-public (dump-stencil-as-EPS-with-bbox paper dump-me filename
load-fonts
bbox)
- "Create an EPS file from stencil DUMP-ME to FILENAME. BBOX has format
- (left-x, lower-y, right x, up-y). If LOAD-FONTS set, include fonts inline."
-
+ "Create an EPS file from stencil @var{dump-me} to @var{filename}.
+@var{bbox} has format @code{(left-x, lower-y, right-x, upper-y)}. If
+@var{load-fonts} set, include fonts inline."
(define (to-rounded-bp-box box)
"Convert box to 1/72 inch with rounding to enlarge the box."
(let* ((scale (ly:output-def-lookup paper 'output-scale))
(strip-non-number (lambda (x)
- (if (or (nan? x) (inf? x)) 0.0 x)))
+ (if (or (nan? x)
+ (inf? x))
+ 0.0
+ x)))
(directed-round (lambda (x rounder)
(inexact->exact
(rounder (/ (* (strip-non-number x) scale)
(list (directed-round (car box) floor)
(directed-round (cadr box) floor)
(directed-round (max (1+ (car box)) (caddr box)) ceiling)
- (directed-round (max (1+ (cadr box)) (cadddr box)) ceiling)
- )))
+ (directed-round (max (1+ (cadr box)) (cadddr box)) ceiling))))
(let* ((outputter (ly:make-paper-outputter
;; FIXME: better wrap open/open-file,
;; content-mangling is always bad.
;; MINGW hack: need to have "b"inary for embedding CFFs
- (open-file (format "~a.eps" filename) "wb")
+ (open-file (format #f "~a.eps" filename) "wb")
'ps))
-
(port (ly:outputter-port outputter))
(rounded-bbox (to-rounded-bp-box bbox))
(port (ly:outputter-port outputter))
(header (eps-header paper rounded-bbox load-fonts)))
-
(display header port)
(write-preamble paper load-fonts port)
(display "gsave set-ps-scale-to-lily-scale\n" port)
(display "stroke grestore\n%%Trailer\n%%EOF\n" port)
(ly:outputter-close outputter)))
-
-
-(define (clip-systems-to-region
- basename paper systems region
- do-pdf)
-
- (let*
- ((extents-system-pairs
- (filtered-map
- (lambda (paper-system)
- (let*
- ((x-ext (system-clipped-x-extent
- (paper-system-system-grob paper-system)
- region)))
-
- (if x-ext
- (cons x-ext paper-system)
- #f)))
-
- systems))
- (count 0))
-
+(define (clip-systems-to-region basename paper systems region do-pdf do-png)
+ (let* ((extents-system-pairs
+ (filtered-map (lambda (paper-system)
+ (let* ((x-ext (system-clipped-x-extent
+ (paper-system-system-grob paper-system)
+ region)))
+ (if x-ext
+ (cons x-ext paper-system)
+ #f)))
+ systems))
+ (count 0))
(for-each
(lambda (ext-system-pair)
- (let*
- ((xext (car ext-system-pair))
- (paper-system (cdr ext-system-pair))
- (yext (paper-system-extent paper-system Y))
- (bbox (list (car xext) (car yext)
- (cdr xext) (cdr yext)))
- (filename (if (< 0 count)
- (format "~a-~a" basename count)
- basename)))
-
+ (let* ((xext (car ext-system-pair))
+ (paper-system (cdr ext-system-pair))
+ (yext (paper-system-extent paper-system Y))
+ (bbox (list (car xext) (car yext)
+ (cdr xext) (cdr yext)))
+ (filename (if (< 0 count)
+ (format #f "~a-~a" basename count)
+ basename)))
(set! count (1+ count))
- (dump-stencil-as-EPS-with-bbox
- paper
- (paper-system-stencil paper-system)
- filename
- (ly:get-option 'include-eps-fonts)
- bbox)
-
+ (dump-stencil-as-EPS-with-bbox paper
+ (paper-system-stencil paper-system)
+ filename
+ (ly:get-option 'include-eps-fonts)
+ bbox)
(if do-pdf
- (postscript->pdf 0 0 (format "~a.eps" filename)))
- ))
-
- extents-system-pairs)
- ))
-
+ (postscript->pdf 0 0 (format #f "~a.eps" filename)))
+ (if do-png
+ (postscript->png (ly:get-option 'resolution) 0 0
+ (format #f "~a.eps" filename)))))
+ extents-system-pairs)))
(define-public (clip-system-EPSes basename paper-book)
- (define do-pdf (member "pdf" (ly:output-formats)))
+ (define do-pdf
+ (member "pdf" (ly:output-formats)))
+ (define do-png
+ (member "png" (ly:output-formats)))
(define (clip-score-systems basename systems)
- (let*
- ((layout (ly:grob-layout (paper-system-system-grob (car systems))))
- (regions (ly:output-def-lookup layout 'clip-regions)))
-
+ (let* ((layout (ly:grob-layout (paper-system-system-grob (car systems))))
+ (regions (ly:output-def-lookup layout 'clip-regions)))
(for-each
(lambda (region)
(clip-systems-to-region
- (format "~a-from-~a-to-~a-clip"
+ (format #f "~a-from-~a-to-~a-clip"
basename
(rhythmic-location->file-string (car region))
(rhythmic-location->file-string (cdr region)))
layout systems region
- do-pdf))
-
+ do-pdf do-png))
regions)))
-
;; partition in system lists sharing their layout blocks
- (let*
- ((systems (ly:paper-book-systems paper-book))
- (count 0)
- (score-system-list '()))
-
+ (let* ((systems (ly:paper-book-systems paper-book))
+ (count 0)
+ (score-system-list '()))
(fold
(lambda (system last-system)
-
-
(if (not (and last-system
(equal? (paper-system-layout last-system)
(paper-system-layout system))))
(set! score-system-list (cons '() score-system-list)))
-
(if (paper-system-layout system)
(set-car! score-system-list (cons system (car score-system-list))))
-
;; pass value.
system)
-
#f
systems)
-
- (for-each
- (lambda (system-list)
- (clip-score-systems
- (if (> count 0)
- (format "~a-~a" basename count)
- basename)
- system-list))
-
- score-system-list)))
-
+ (for-each (lambda (system-list)
+ ;; filter out headers and top-level markup
+ (if (pair? system-list)
+ (clip-score-systems
+ (if (> count 0)
+ (format #f "~a-~a" basename count)
+ basename)
+ system-list)))
+ score-system-list)))
(define-public (output-preview-framework basename book scopes fields)
(let* ((paper (ly:paper-book-paper book))
- (systems (ly:paper-book-systems book))
- (scale (ly:output-def-lookup paper 'output-scale))
- (to-dump-systems '()))
-
- ;; skip booktitles.
- (if (and
- (not (ly:get-option 'include-book-title-preview))
- (pair? systems)
- (ly:prob-property (car systems) 'is-book-title #f))
-
- (set! systems (cdr systems)))
-
- (for-each
- (lambda (sys)
- (if (or
- (paper-system-title? sys)
- (not (pair? to-dump-systems))
- (paper-system-title? (car to-dump-systems)))
- (set! to-dump-systems (cons sys to-dump-systems))))
- systems)
-
- (dump-stencil-as-EPS
- paper
- (stack-stencils Y DOWN 0.0
- (map paper-system-stencil (reverse to-dump-systems)))
- (format "~a.preview" basename)
- #t)
-
+ (systems (relevant-book-systems book))
+ (to-dump-systems (relevant-dump-systems systems)))
+ (dump-stencil-as-EPS paper
+ (stack-stencils Y DOWN 0.0
+ (map paper-system-stencil
+ (reverse to-dump-systems)))
+ (format #f "~a.preview" basename)
+ #t)
(postprocess-output book framework-ps-module
- (format "~a.preview.eps" basename)
+ (format #f "~a.preview.eps" basename)
(cons "png" (ly:output-formats)))))
-(if #f
- (define-public (output-preview-framework basename book scopes fields)
-
- (let* ((paper (ly:paper-book-paper book))
- (systems (ly:paper-book-systems book))
- (scale (ly:output-def-lookup paper 'output-scale))
- (titles (take-while paper-system-title? systems))
- (non-title (find (lambda (x)
- (not (paper-system-title? x))) systems))
- (dump-me
- (stack-stencils Y DOWN 0.0
- (map paper-system-stencil
- (append titles (list non-title))))))
- (output-scopes scopes fields basename)
- (dump-stencil-as-EPS paper dump-me
- (format "~a.preview" basename)
- #t)
-
- (postprocess-output book framework-ps-module
- (format "~a.preview.eps" basename)
- (ly:output-formats)))))
-
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-(define-public (convert-to-pdf book name)
- (let* ((defs (ly:paper-book-paper book))
- (landscape (ly:output-def-lookup defs 'landscape))
+(define (output-width-height defs)
+ (let* ((landscape (ly:output-def-lookup defs 'landscape))
(output-scale (ly:output-def-lookup defs 'output-scale))
- (convert (lambda (x) (* x output-scale (/ (ly:bp 1)))))
-
+ (convert (lambda (x)
+ (* x output-scale (/ (ly:bp 1)))))
(paper-width (convert (ly:output-def-lookup defs 'paper-width)))
(paper-height (convert (ly:output-def-lookup defs 'paper-height)))
-
(w (if landscape paper-height paper-width))
- (h (if landscape paper-width paper-height))
- )
+ (h (if landscape paper-width paper-height)))
+ (cons w h)))
+
+(define (output-resolution defs)
+ (let ((defs-resolution (ly:output-def-lookup defs 'pngresolution)))
+ (if (number? defs-resolution)
+ defs-resolution
+ (ly:get-option 'resolution))))
- (if (equal? (basename name ".ps") "-")
- (ly:warning (_ "cannot convert <stdout> to ~S" "PDF"))
- (postscript->pdf w h name))))
+(define (output-filename name)
+ (if (equal? (basename name ".ps") "-")
+ (string-append "./" name)
+ name))
+
+(define-public (convert-to-pdf book name)
+ (let* ((defs (ly:paper-book-paper book))
+ (width-height (output-width-height defs))
+ (width (car width-height))
+ (height (cdr width-height))
+ (filename (output-filename name)))
+ (postscript->pdf width height filename)))
(define-public (convert-to-png book name)
(let* ((defs (ly:paper-book-paper book))
- (defs-resolution (ly:output-def-lookup defs 'pngresolution))
- (resolution (if (number? defs-resolution)
- defs-resolution
- (ly:get-option 'resolution)))
- (paper-width (ly:output-def-lookup defs 'paper-width))
- (paper-height (ly:output-def-lookup defs 'paper-height))
- (output-scale (ly:output-def-lookup defs 'output-scale)))
-
- (postscript->png resolution
- (* paper-width output-scale (/ (ly:bp 1)))
- (* paper-height output-scale (/ (ly:bp 1)))
- name)))
+ (resolution (output-resolution defs))
+ (width-height (output-width-height defs))
+ (width (car width-height))
+ (height (cdr width-height))
+ (filename (output-filename name)))
+ (postscript->png resolution width height filename)))
(define-public (convert-to-ps book name)
#t)
(define-public (output-classic-framework basename book scopes fields)
-
- (ly:error (_ "\nThe PostScript backend does not support the system-by-system
-output. For that, use the EPS backend instead,
+ (ly:error (_ "\nThe PostScript backend does not support the
+system-by-system output. For that, use the EPS backend instead,
lilypond -dbackend=eps FILE