;;;;
;;;; source file of the GNU LilyPond music typesetter
;;;;
-;;;; (c) 2005--2006 Jan Nieuwenhuizen <janneke@gnu.org>
+;;;; (c) 2005--2009 Jan Nieuwenhuizen <janneke@gnu.org>
(define-module (scm ps-to-png))
(define-public (gulp-file file-name . max-size)
(ly:gulp-file file-name (if (pair? max-size) (car max-size))))
-(define BOUNDING-BOX-RE
- "^%%BoundingBox: (-?[0-9]+) (-?[0-9]+) (-?[0-9]+) (-?[0-9]+)")
-
-(define (unused-found-broken-get-bbox file-name)
- (let* ((bbox (string-append file-name ".bbox"))
- ;; -sOutputFile does not work with bbox?
- (cmd (format #t "gs\
- -sDEVICE=bbox\
- -q\
- -dNOPAUSE\
- ~S\
- -c showpage\
- -c quit 2>~S"
- file-name bbox))
- (status (system cmd))
- (s (gulp-file bbox 10240))
- (m (string-match BOUNDING_BOX_RE s)))
-
- (if m
- (list->vector
- (map (lambda (x) (string->number (car x))) (vector->list m)))
- #f)))
-
-
;; copy of ly:system. ly:* not available via lilypond-ps2png.scm
(define (my-system be-verbose exit-on-error cmd)
(define status 0)
status)
(define (scale-down-image be-verbose factor file)
- (let* ((status 0)
- (old (string-append file ".old")))
-
- (rename-file file old)
- (my-system
- be-verbose #t
- (format #f
- "pngtopnm ~a | pnmscale -reduce ~a 2>/dev/null | pnmtopng -compression 9 2>/dev/null > ~a"
- old factor file))
- (delete-file old)))
+ (define (with-pbm)
+ (let* ((status 0)
+ (old (string-append file ".old")))
+
+ (rename-file file old)
+ (my-system
+ be-verbose #t
+ (format #f
+ "pngtopnm ~a | pnmscale -reduce ~a 2>/dev/null | pnmtopng -compression 9 2>/dev/null > ~a"
+ old factor file))
+ (delete-file old)))
+
+ (with-pbm))
(define-public (ps-page-count ps-name)
(let* ((byte-count 10240)
(page-width 100)
(page-height 100)
(rename-page-1 #f)
- (be-verbose #f)
+ (be-verbose (ly:get-option 'verbose))
(pixmap-format 'png16m)
(anti-alias-factor 1))
((string-contains format-str "jpeg") "jpeg")
(else
(ly:error "Unknown pixmap format ~a" pixmap-format))))
- (base (basename (re-sub "[.]e?ps" "" ps-name)))
+ (base (dir-basename ps-name ".ps" ".eps"))
(png1 (format "~a.~a" base extension))
(pngn (format "~a-page%d.~a" base extension))
(page-count (ps-page-count ps-name))