2 # -*- coding: utf-8 -*-
22 from rational import Rational
24 # Store command-line options in a global variable, so we can access them everythwere
27 class Conversion_Settings:
29 self.ignore_beaming = False
31 conversion_settings = Conversion_Settings ()
32 # Use a global variable to store the setting needed inside a \layout block.
33 # whenever we need to change a setting or add/remove an engraver, we can access
34 # this layout and add the corresponding settings
35 layout_information = musicexp.Layout ()
38 ly.stderr_write (str + '\n')
41 def error_message (str):
42 ly.stderr_write (str + '\n')
45 needed_additional_definitions = []
46 additional_definitions = {
48 "tuplet-note-wrapper": """ % a formatter function, which is simply a wrapper around an existing
49 % tuplet formatter function. It takes the value returned by the given
50 % function and appends a note of given length.
51 #(define-public ((tuplet-number::append-note-wrapper function note) grob)
52 (let* ((txt (if function (function grob) #f)))
54 (markup txt #:fontsize -5 #:note note UP)
55 (markup #:fontsize -5 #:note note UP)
60 "tuplet-non-default-denominator": """#(define ((tuplet-number::non-default-tuplet-denominator-text denominator) grob)
61 (number->string (if denominator
63 (ly:event-property (event-cause grob) 'denominator))))
66 "tuplet-non-default-fraction": """#(define ((tuplet-number::non-default-tuplet-fraction-text denominator numerator) grob)
67 (let* ((ev (event-cause grob))
68 (den (if denominator denominator (ly:event-property ev 'denominator)))
69 (num (if numerator numerator (ly:event-property ev 'numerator))))
70 (format "~a:~a" den num)))
73 "compound-time-signature": """%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
74 % Formatting of (possibly complex) compound time signatures
75 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
77 #(define-public (insert-markups l m)
78 (let* ((ll (reverse l)))
79 (let join-markups ((markups (list (car ll)))
82 (join-markups (cons (car remaining) (cons m markups)) (cdr remaining))
85 % Use a centered-column inside a left-column, because the centered column
86 % moves its reference point to the center, which the left-column undoes.
87 % The center-column also aligns its contented centered, which is not undone...
88 #(define-public (format-time-fraction time-sig-fraction)
89 (let* ((revargs (reverse (map number->string time-sig-fraction)))
91 (nums (reverse (cdr revargs))))
92 (make-override-markup '(baseline-skip . 0)
94 (make-left-column-markup (list
95 (make-center-column-markup (list
96 (make-line-markup (insert-markups nums "+"))
99 #(define-public (format-complex-compound-time time-sig)
100 (let* ((sigs (map format-time-fraction time-sig)))
101 (make-override-markup '(baseline-skip . 0)
104 (insert-markups sigs (make-vcenter-markup "+")))))))
106 #(define-public (format-compound-time time-sig)
108 ((not (pair? time-sig)) (null-markup))
109 ((pair? (car time-sig)) (format-complex-compound-time time-sig))
110 (else (format-time-fraction time-sig))))
113 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
114 % Measure length calculation of (possibly complex) compound time signatures
115 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
117 #(define-public (calculate-time-fraction time-sig-fraction)
118 (let* ((revargs (reverse time-sig-fraction))
120 (nums (cdr revargs)))
121 (ly:make-moment (apply + nums) den)))
123 #(define-public (calculate-complex-compound-time time-sig)
124 (let* ((sigs (map calculate-time-fraction time-sig)))
125 (let add-moment ((moment ZERO-MOMENT)
127 (if (pair? remaining)
128 (add-moment (ly:moment-add moment (car remaining)) (cdr remaining))
131 #(define-public (calculate-compound-measure-length time-sig)
133 ((not (pair? time-sig)) (ly:make-moment 4 4))
134 ((pair? (car time-sig)) (calculate-complex-compound-time time-sig))
135 (else (calculate-time-fraction time-sig))))
138 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
140 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
142 #(define-public (calculate-compound-base-beat-full time-sig)
143 (let* ((den (map last time-sig)))
146 #(define-public (calculate-compound-base-beat time-sig)
147 (ly:make-moment 1 (cond
148 ((not (pair? time-sig)) 4)
149 ((pair? (car time-sig)) (calculate-compound-base-beat-full time-sig))
150 (else (calculate-compound-base-beat-full (list time-sig))))))
153 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
154 % The music function to set the complex time signature
155 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
158 #(define-music-function (parser location args) (pair?)
159 (let ((mlen (calculate-compound-measure-length args))
160 (beat (calculate-compound-base-beat args)))
162 \once \override Staff.TimeSignature #'stencil = #ly:text-interface::print
163 \once \override Staff.TimeSignature #'text = #(format-compound-time $args)
164 % \set Staff.beatGrouping = #(reverse (cdr (reverse $args)))
165 \set Timing.measureLength = $mlen
166 \set Timing.timeSignatureFraction = #(cons (ly:moment-main-numerator $mlen)
167 (ly:moment-main-denominator $mlen))
168 \set Timing.beatLength = $beat
170 % TODO: Implement beatGrouping and auto-beam-settings!!!
175 def round_to_two_digits (val):
176 return round (val * 100) / 100
178 def extract_paper_information (tree):
179 paper = musicexp.Paper ()
180 defaults = tree.get_maybe_exist_named_child ('defaults')
184 scaling = defaults.get_maybe_exist_named_child ('scaling')
186 mm = scaling.get_named_child ('millimeters')
187 mm = string.atof (mm.get_text ())
188 tn = scaling.get_maybe_exist_named_child ('tenths')
189 tn = string.atof (tn.get_text ())
191 paper.global_staff_size = mm * 72.27 / 25.4
192 # We need the scaling (i.e. the size of staff tenths for everything!
196 def from_tenths (txt):
197 return round_to_two_digits (string.atof (txt) * tenths / 10)
198 def set_paper_variable (varname, parent, element_name):
199 el = parent.get_maybe_exist_named_child (element_name)
200 if el: # Convert to cm from tenths
201 setattr (paper, varname, from_tenths (el.get_text ()))
203 pagelayout = defaults.get_maybe_exist_named_child ('page-layout')
205 # TODO: How can one have different margins for even and odd pages???
206 set_paper_variable ("page_height", pagelayout, 'page-height')
207 set_paper_variable ("page_width", pagelayout, 'page-width')
209 pmargins = pagelayout.get_named_children ('page-margins')
211 set_paper_variable ("left_margin", pm, 'left-margin')
212 set_paper_variable ("right_margin", pm, 'right-margin')
213 set_paper_variable ("bottom_margin", pm, 'bottom-margin')
214 set_paper_variable ("top_margin", pm, 'top-margin')
216 systemlayout = defaults.get_maybe_exist_named_child ('system-layout')
218 sl = systemlayout.get_maybe_exist_named_child ('system-margins')
220 set_paper_variable ("system_left_margin", sl, 'left-margin')
221 set_paper_variable ("system_right_margin", sl, 'right-margin')
222 set_paper_variable ("system_distance", systemlayout, 'system-distance')
223 set_paper_variable ("top_system_distance", systemlayout, 'top-system-distance')
225 stafflayout = defaults.get_named_children ('staff-layout')
226 for sl in stafflayout:
227 nr = getattr (sl, 'number', 1)
228 dist = sl.get_named_child ('staff-distance')
229 #TODO: the staff distance needs to be set in the Staff context!!!
231 # TODO: Finish appearance?, music-font?, word-font?, lyric-font*, lyric-language*
232 appearance = defaults.get_named_child ('appearance')
234 lws = appearance.get_named_children ('line-width')
236 # Possible types are: beam, bracket, dashes,
237 # enclosure, ending, extend, heavy barline, leger,
238 # light barline, octave shift, pedal, slur middle, slur tip,
239 # staff, stem, tie middle, tie tip, tuplet bracket, and wedge
241 w = from_tenths (lw.get_text ())
242 # TODO: Do something with these values!
243 nss = appearance.get_named_children ('note-size')
245 # Possible types are: cue, grace and large
247 sz = from_tenths (ns.get_text ())
248 # TODO: Do something with these values!
249 # <other-appearance> elements have no specified meaning
251 rawmusicfont = defaults.get_named_child ('music-font')
253 # TODO: Convert the font
255 rawwordfont = defaults.get_named_child ('word-font')
257 # TODO: Convert the font
259 rawlyricsfonts = defaults.get_named_children ('lyric-font')
260 for lyricsfont in rawlyricsfonts:
261 # TODO: Convert the font
268 # score information is contained in the <work>, <identification> or <movement-title> tags
269 # extract those into a hash, indexed by proper lilypond header attributes
270 def extract_score_information (tree):
271 header = musicexp.Header ()
272 def set_if_exists (field, value):
274 header.set_field (field, musicxml.escape_ly_output_string (value))
276 movement_title = tree.get_maybe_exist_named_child ('movement-title')
278 set_if_exists ('title', movement_title.get_text ())
279 work = tree.get_maybe_exist_named_child ('work')
281 # Overwrite the title from movement-title with work->title
282 set_if_exists ('title', work.get_work_title ())
283 set_if_exists ('worknumber', work.get_work_number ())
284 set_if_exists ('opus', work.get_opus ())
286 identifications = tree.get_named_children ('identification')
287 for ids in identifications:
288 set_if_exists ('copyright', ids.get_rights ())
289 set_if_exists ('composer', ids.get_composer ())
290 set_if_exists ('arranger', ids.get_arranger ())
291 set_if_exists ('editor', ids.get_editor ())
292 set_if_exists ('poet', ids.get_poet ())
294 set_if_exists ('tagline', ids.get_encoding_software ())
295 set_if_exists ('encodingsoftware', ids.get_encoding_software ())
296 set_if_exists ('encodingdate', ids.get_encoding_date ())
297 set_if_exists ('encoder', ids.get_encoding_person ())
298 set_if_exists ('encodingdescription', ids.get_encoding_description ())
300 set_if_exists ('texidoc', ids.get_file_description ());
302 # Finally, apply the required compatibility modes
303 # Some applications created wrong MusicXML files, so we need to
304 # apply some compatibility mode, e.g. ignoring some features/tags
306 software = ids.get_encoding_software_list ()
308 # Case 1: "Sibelius 5.1" with the "Dolet 3.4 for Sibelius" plugin
309 # is missing all beam ends => ignore all beaming information
310 ignore_beaming_software = {
311 "Dolet 3.5 for Sibelius": "Dolet 3.5 for Sibelius",
312 "Dolet 3.4 for Sibelius": "Dolet 3.4 for Sibelius",
313 "Dolet 3.3 for Sibelius": "Dolet 3.3 for Sibelius",
314 "Dolet 3.2 for Sibelius": "Dolet 3.2 for Sibelius",
315 "Dolet 3.1 for Sibelius": "Dolet 3.1 for Sibelius",
316 "Dolet for Sibelius 1.3": "Dolet for Sibelius 1.3",
317 "Noteworthy Composer": "Noteworthy Composer's nwc2xm[",
320 app_description = ignore_beaming_software.get (s, False);
322 conversion_settings.ignore_beaming = True
323 progress (_ ("Encountered file created by %s, containing wrong beaming information. All beaming information in the MusicXML file will be ignored") % app_description)
325 # TODO: Check for other unsupported features
333 return len (self.start) + len (self.end) == 0
334 def add_start (self, g):
335 self.start[getattr (g, 'number', "1")] = g
336 def add_end (self, g):
337 self.end[getattr (g, 'number', "1")] = g
338 def print_ly (self, printer):
339 error_message (_ ("Unprocessed PartGroupInfo %s encountered") % self)
340 def ly_expression (self):
341 error_message (_ ("Unprocessed PartGroupInfo %s encountered") % self)
344 def staff_attributes_to_string_tunings (mxl_attr):
345 details = mxl_attr.get_maybe_exist_named_child ('staff-details')
349 staff_lines = details.get_maybe_exist_named_child ('staff-lines')
351 lines = string.atoi (staff_lines.get_text ())
354 staff_tunings = details.get_named_children ('staff-tuning')
355 for i in staff_tunings:
359 line = string.atoi (i.line) - 1
364 step = i.get_named_child (u'tuning-step')
365 step = step.get_text ().strip ()
366 p.step = musicxml_step_to_lily (step)
368 octave = i.get_named_child (u'tuning-octave')
369 octave = octave.get_text ().strip ()
370 p.octave = int (octave) - 4
372 alter = i.get_named_child (u'tuning-alter')
374 p.alteration = int (alter.get_text ().strip ())
375 # lilypond seems to use the opposite ordering than MusicXML...
381 def staff_attributes_to_lily_staff (mxl_attr):
383 return musicexp.Staff ()
385 (staff_id, attributes) = mxl_attr.items ()[0]
387 # distinguish by clef:
388 # percussion (percussion and rhythmic), tab, and everything else
390 clef = attributes.get_maybe_exist_named_child ('clef')
392 sign = clef.get_maybe_exist_named_child ('sign')
394 clef_sign = {"percussion": "percussion", "TAB": "tab"}.get (sign.get_text (), None)
397 details = attributes.get_named_children ('staff-details')
399 staff_lines = d.get_maybe_exist_named_child ('staff-lines')
401 lines = string.atoi (staff_lines.get_text ())
404 if clef_sign == "percussion" and lines == 1:
405 staff = musicexp.RhythmicStaff ()
406 elif clef_sign == "percussion":
407 staff = musicexp.DrumStaff ()
408 # staff.drum_style_table = ???
409 elif clef_sign == "tab":
410 staff = musicexp.TabStaff ()
411 staff.string_tunings = staff_attributes_to_string_tunings (attributes)
412 # staff.tablature_format = ???
414 # TODO: Handle case with lines <> 5!
415 staff = musicexp.Staff ()
420 def extract_score_structure (part_list, staffinfo):
421 score = musicexp.Score ()
422 structure = musicexp.StaffGroup (None)
423 score.set_contents (structure)
428 def read_score_part (el):
429 if not isinstance (el, musicxml.Score_part):
431 # Depending on the attributes of the first measure, we create different
432 # types of staves (Staff, RhythmicStaff, DrumStaff, TabStaff, etc.)
433 staff = staff_attributes_to_lily_staff (staffinfo.get (el.id, None))
437 partname = el.get_maybe_exist_named_child ('part-name')
438 # Finale gives unnamed parts the name "MusicXML Part" automatically!
439 if partname and partname.get_text() != "MusicXML Part":
440 staff.instrument_name = partname.get_text ()
441 if el.get_maybe_exist_named_child ('part-abbreviation'):
442 staff.short_instrument_name = el.get_maybe_exist_named_child ('part-abbreviation').get_text ()
443 # TODO: Read in the MIDI device / instrument
446 def read_score_group (el):
447 if not isinstance (el, musicxml.Part_group):
449 group = musicexp.StaffGroup ()
450 if hasattr (el, 'number'):
453 #currentgroups_dict[id] = group
454 #currentgroups.append (id)
455 if el.get_maybe_exist_named_child ('group-name'):
456 group.instrument_name = el.get_maybe_exist_named_child ('group-name').get_text ()
457 if el.get_maybe_exist_named_child ('group-abbreviation'):
458 group.short_instrument_name = el.get_maybe_exist_named_child ('group-abbreviation').get_text ()
459 if el.get_maybe_exist_named_child ('group-symbol'):
460 group.symbol = el.get_maybe_exist_named_child ('group-symbol').get_text ()
461 if el.get_maybe_exist_named_child ('group-barline'):
462 group.spanbar = el.get_maybe_exist_named_child ('group-barline').get_text ()
466 parts_groups = part_list.get_all_children ()
468 # the start/end group tags are not necessarily ordered correctly and groups
469 # might even overlap, so we can't go through the children sequentially!
471 # 1) Replace all Score_part objects by their corresponding Staff objects,
472 # also collect all group start/stop points into one PartGroupInfo object
474 group_info = PartGroupInfo ()
475 for el in parts_groups:
476 if isinstance (el, musicxml.Score_part):
477 if not group_info.is_empty ():
478 staves.append (group_info)
479 group_info = PartGroupInfo ()
480 staff = read_score_part (el)
482 staves.append (staff)
483 elif isinstance (el, musicxml.Part_group):
484 if el.type == "start":
485 group_info.add_start (el)
486 elif el.type == "stop":
487 group_info.add_end (el)
488 if not group_info.is_empty ():
489 staves.append (group_info)
491 # 2) Now, detect the groups:
494 while pos < len (staves):
496 if isinstance (el, PartGroupInfo):
498 if len (group_starts) > 0:
499 prev_start = group_starts[-1]
500 elif len (el.end) > 0: # no group to end here
502 if len (el.end) > 0: # closes an existing group
503 ends = el.end.keys ()
504 prev_started = staves[prev_start].start.keys ()
506 intersection = filter(lambda x:x in ends, prev_started)
507 if len (intersection) > 0:
508 grpid = intersection[0]
510 # Close the last started group
511 grpid = staves[prev_start].start.keys () [0]
512 # Find the corresponding closing tag and remove it!
515 while j < len (staves) and not foundclosing:
516 if isinstance (staves[j], PartGroupInfo) and staves[j].end.has_key (grpid):
518 del staves[j].end[grpid]
519 if staves[j].is_empty ():
522 grpobj = staves[prev_start].start[grpid]
523 group = read_score_group (grpobj)
524 # remove the id from both the start and end
525 if el.end.has_key (grpid):
527 del staves[prev_start].start[grpid]
530 # replace the staves with the whole group
531 for j in staves[(prev_start + 1):pos]:
532 group.append_staff (j)
533 del staves[(prev_start + 1):pos]
534 staves.insert (prev_start + 1, group)
535 # reset pos so that we continue at the correct position
537 # remove an empty start group
538 if staves[prev_start].is_empty ():
539 del staves[prev_start]
540 group_starts.remove (prev_start)
542 elif len (el.start) > 0: # starts new part groups
543 group_starts.append (pos)
546 if len (staves) == 1:
549 structure.append_staff (i)
553 def musicxml_duration_to_lily (mxl_note):
554 # if the note has no Type child, then that method returns None. In that case,
555 # use the <duration> tag instead. If that doesn't exist, either -> Error
556 dur = mxl_note.get_duration_info ()
558 d = musicexp.Duration ()
559 d.duration_log = dur[0]
561 # Grace notes by specification have duration 0, so no time modification
562 # factor is possible. It even messes up the output with *0/1
563 if not mxl_note.get_maybe_exist_typed_child (musicxml.Grace):
564 d.factor = mxl_note._duration / d.get_length ()
568 if mxl_note._duration > 0:
569 return rational_to_lily_duration (mxl_note._duration)
571 mxl_note.message (_ ("Encountered note at %s without type and duration (=%s)") % (mxl_note.start, mxl_note._duration) )
575 def rational_to_lily_duration (rational_len):
576 d = musicexp.Duration ()
578 rational_len.normalize_self ()
579 d_log = {1: 0, 2: 1, 4:2, 8:3, 16:4, 32:5, 64:6, 128:7, 256:8, 512:9}.get (rational_len.denominator (), -1)
581 # Duration of the form 1/2^n or 3/2^n can be converted to a simple lilypond duration
582 if (d_log >= 0 and rational_len.numerator() in (1,3,5,7) ):
583 # account for the dots!
584 d.dots = (rational_len.numerator()-1)/2
585 d.duration_log = d_log - d.dots
587 d.duration_log = d_log
588 d.factor = Rational (rational_len.numerator ())
590 error_message (_ ("Encountered rational duration with denominator %s, "
591 "unable to convert to lilypond duration") %
592 rational_len.denominator ())
593 # TODO: Test the above error message
598 def musicxml_partial_to_lily (partial_len):
600 p = musicexp.Partial ()
601 p.partial = rational_to_lily_duration (partial_len)
606 # Detect repeats and alternative endings in the chord event list (music_list)
607 # and convert them to the corresponding musicexp objects, containing nested
609 def group_repeats (music_list):
610 repeat_replaced = True
613 # Walk through the list of expressions, looking for repeat structure
614 # (repeat start/end, corresponding endings). If we find one, try to find the
615 # last event of the repeat, replace the whole structure and start over again.
616 # For nested repeats, as soon as we encounter another starting repeat bar,
617 # treat that one first, and start over for the outer repeat.
618 while repeat_replaced and i < 100:
620 repeat_start = -1 # position of repeat start / end
621 repeat_end = -1 # position of repeat start / end
623 ending_start = -1 # position of current ending start
624 endings = [] # list of already finished endings
626 last = len (music_list) - 1
627 repeat_replaced = False
629 while pos < len (music_list) and not repeat_replaced:
631 repeat_finished = False
632 if isinstance (e, RepeatMarker):
633 if not repeat_times and e.times:
634 repeat_times = e.times
635 if e.direction == -1:
637 repeat_finished = True
643 elif e.direction == 1:
649 elif isinstance (e, EndingMarker):
650 if e.direction == -1:
656 elif e.direction == 1:
659 endings.append ([ending_start, pos])
662 elif not isinstance (e, musicexp.BarLine):
663 # As soon as we encounter an element when repeat start and end
664 # is set and we are not inside an alternative ending,
665 # this whole repeat structure is finished => replace it
666 if repeat_start >= 0 and repeat_end > 0 and ending_start < 0:
667 repeat_finished = True
669 # Finish off all repeats without explicit ending bar (e.g. when
670 # we convert only one page of a multi-page score with repeats)
671 if pos == last and repeat_start >= 0:
672 repeat_finished = True
676 if ending_start >= 0:
677 endings.append ([ending_start, pos])
681 # We found the whole structure replace it!
682 r = musicexp.RepeatedMusic ()
683 if repeat_times <= 0:
685 r.repeat_count = repeat_times
686 # don't erase the first element for "implicit" repeats (i.e. no
687 # starting repeat bars at the very beginning)
688 start = repeat_start+1
689 if repeat_start == music_start:
691 r.set_music (music_list[start:repeat_end])
692 for (start, end) in endings:
693 s = musicexp.SequentialMusic ()
694 s.elements = music_list[start+1:end]
696 del music_list[repeat_start:final_marker+1]
697 music_list.insert (repeat_start, r)
698 repeat_replaced = True
700 # TODO: Implement repeats until the end without explicit ending bar
704 # Extract the settings for tuplets from the <notations><tuplet> and the
705 # <time-modification> elements of the note:
706 def musicxml_tuplet_to_lily (tuplet_elt, time_modification):
707 tsm = musicexp.TimeScaledMusic ()
709 if time_modification:
710 fraction = time_modification.get_fraction ()
711 tsm.numerator = fraction[0]
712 tsm.denominator = fraction[1]
715 normal_type = tuplet_elt.get_normal_type ()
716 if not normal_type and time_modification:
717 normal_type = time_modification.get_normal_type ()
718 if not normal_type and time_modification:
719 note = time_modification.get_parent ()
721 normal_type = note.get_duration_info ()
723 normal_note = musicexp.Duration ()
724 (normal_note.duration_log, normal_note.dots) = normal_type
725 tsm.normal_type = normal_note
727 actual_type = tuplet_elt.get_actual_type ()
729 actual_note = musicexp.Duration ()
730 (actual_note.duration_log, actual_note.dots) = actual_type
731 tsm.actual_type = actual_note
733 # Obtain non-default nrs of notes from the tuplet object!
734 tsm.display_numerator = tuplet_elt.get_normal_nr ()
735 tsm.display_denominator = tuplet_elt.get_actual_nr ()
738 if hasattr (tuplet_elt, 'bracket') and tuplet_elt.bracket == "no":
739 tsm.display_bracket = None
740 elif hasattr (tuplet_elt, 'line-shape') and getattr (tuplet_elt, 'line-shape') == "curved":
741 tsm.display_bracket = "curved"
743 tsm.display_bracket = "bracket"
745 display_values = {"none": None, "actual": "actual", "both": "both"}
746 if hasattr (tuplet_elt, "show-number"):
747 tsm.display_number = display_values.get (getattr (tuplet_elt, "show-number"), "actual")
749 if hasattr (tuplet_elt, "show-type"):
750 tsm.display_type = display_values.get (getattr (tuplet_elt, "show-type"), None)
755 def group_tuplets (music_list, events):
758 """Collect Musics from
759 MUSIC_LIST demarcated by EVENTS_LIST in TimeScaledMusic objects.
767 for (ev_chord, tuplet_elt, time_modification) in events:
768 while (j < len (music_list)):
769 if music_list[j] == ev_chord:
773 if hasattr (tuplet_elt, 'number'):
774 nr = getattr (tuplet_elt, 'number')
775 if tuplet_elt.type == 'start':
776 tuplet_object = musicxml_tuplet_to_lily (tuplet_elt, time_modification)
777 tuplet_info = [j, None, tuplet_object]
778 indices.append (tuplet_info)
779 brackets[nr] = tuplet_info
780 elif tuplet_elt.type == 'stop':
781 bracket_info = brackets.get (nr, None)
783 bracket_info[1] = j # Set the ending position to j
788 for (i1, i2, tsm) in indices:
792 new_list.extend (music_list[last:i1])
793 seq = musicexp.SequentialMusic ()
795 seq.elements = music_list[i1:last]
799 new_list.append (tsm)
800 #TODO: Handle nested tuplets!!!!
802 new_list.extend (music_list[last:])
806 def musicxml_clef_to_lily (attributes):
807 change = musicexp.ClefChange ()
808 (change.type, change.position, change.octave) = attributes.get_clef_information ()
811 def musicxml_time_to_lily (attributes):
812 sig = attributes.get_time_signature ()
815 change = musicexp.TimeSignatureChange()
816 change.fractions = sig
817 if (len(sig) != 2) or isinstance (sig[0], list):
818 needed_additional_definitions.append ("compound-time-signature")
820 time_elm = attributes.get_maybe_exist_named_child ('time')
821 if time_elm and hasattr (time_elm, 'symbol'):
822 change.style = { 'single-number': "'single-digit",
825 'normal': "'()"}.get (time_elm.symbol, "'()")
829 # TODO: Handle senza-misura measures
830 # TODO: Handle hidden time signatures (print-object="no")
831 # TODO: What shall we do if the symbol clashes with the sig? e.g. "cut"
832 # with 3/8 or "single-number" with (2+3)/8 or 3/8+2/4?
836 def musicxml_key_to_lily (attributes):
837 key_sig = attributes.get_key_signature ()
838 if not key_sig or not (isinstance (key_sig, list) or isinstance (key_sig, tuple)):
839 error_message (_ ("Unable to extract key signature!"))
842 change = musicexp.KeySignatureChange()
844 if len (key_sig) == 2 and not isinstance (key_sig[0], list):
845 # standard key signature, (fifths, mode)
846 (fifths, mode) = key_sig
849 start_pitch = musicexp.Pitch ()
850 start_pitch.octave = 0
864 start_pitch.alteration = a
866 error_message (_ ("unknown mode %s, expecting 'major' or 'minor' "
867 "or a church mode!") % mode)
869 fifth = musicexp.Pitch()
875 for x in range (fifths):
876 start_pitch = start_pitch.transposed (fifth)
877 change.tonic = start_pitch
880 # Non-standard key signature of the form [[step,alter<,octave>],...]
881 change.non_standard_alterations = key_sig
884 def musicxml_transpose_to_lily (attributes):
885 transpose = attributes.get_transposition ()
889 shift = musicexp.Pitch ()
890 octave_change = transpose.get_maybe_exist_named_child ('octave-change')
892 shift.octave = string.atoi (octave_change.get_text ())
893 chromatic_shift = string.atoi (transpose.get_named_child ('chromatic').get_text ())
894 chromatic_shift_normalized = chromatic_shift % 12;
895 (shift.step, shift.alteration) = [
896 (0,0), (0,1), (1,0), (2,-1), (2,0),
897 (3,0), (3,1), (4,0), (5,-1), (5,0),
898 (6,-1), (6,0)][chromatic_shift_normalized];
900 shift.octave += (chromatic_shift - chromatic_shift_normalized) / 12
902 diatonic = transpose.get_maybe_exist_named_child ('diatonic')
904 diatonic_step = string.atoi (diatonic.get_text ()) % 7
905 if diatonic_step != shift.step:
906 # We got the alter incorrect!
907 old_semitones = shift.semitones ()
908 shift.step = diatonic_step
909 new_semitones = shift.semitones ()
910 shift.alteration += old_semitones - new_semitones
912 transposition = musicexp.Transposition ()
913 transposition.pitch = musicexp.Pitch ().transposed (shift)
917 def musicxml_attributes_to_lily (attrs):
920 'clef': musicxml_clef_to_lily,
921 'time': musicxml_time_to_lily,
922 'key': musicxml_key_to_lily,
923 'transpose': musicxml_transpose_to_lily,
925 for (k, func) in attr_dispatch.items ():
926 children = attrs.get_named_children (k)
934 class Marker (musicexp.Music):
938 def print_ly (self, printer):
939 ly.stderr_write (_ ("Encountered unprocessed marker %s\n") % self)
941 def ly_expression (self):
943 class RepeatMarker (Marker):
945 Marker.__init__ (self)
947 class EndingMarker (Marker):
950 # Convert the <barline> element to musicxml.BarLine (for non-standard barlines)
951 # and to RepeatMarker and EndingMarker objects for repeat and
952 # alternatives start/stops
953 def musicxml_barline_to_lily (barline):
954 # retval contains all possible markers in the order:
955 # 0..bw_ending, 1..bw_repeat, 2..barline, 3..fw_repeat, 4..fw_ending
957 bartype_element = barline.get_maybe_exist_named_child ("bar-style")
958 repeat_element = barline.get_maybe_exist_named_child ("repeat")
959 ending_element = barline.get_maybe_exist_named_child ("ending")
963 bartype = bartype_element.get_text ()
965 if repeat_element and hasattr (repeat_element, 'direction'):
966 repeat = RepeatMarker ()
967 repeat.direction = {"forward": -1, "backward": 1}.get (repeat_element.direction, 0)
969 if ( (repeat_element.direction == "forward" and bartype == "heavy-light") or
970 (repeat_element.direction == "backward" and bartype == "light-heavy") ):
972 if hasattr (repeat_element, 'times'):
974 repeat.times = int (repeat_element.times)
977 repeat.event = barline
978 if repeat.direction == -1:
983 if ending_element and hasattr (ending_element, 'type'):
984 ending = EndingMarker ()
985 ending.direction = {"start": -1, "stop": 1, "discontinue": 1}.get (ending_element.type, 0)
986 ending.event = barline
987 if ending.direction == -1:
993 b = musicexp.BarLine ()
997 return retval.values ()
999 spanner_event_dict = {
1000 'beam' : musicexp.BeamEvent,
1001 'dashes' : musicexp.TextSpannerEvent,
1002 'bracket' : musicexp.BracketSpannerEvent,
1003 'glissando' : musicexp.GlissandoEvent,
1004 'octave-shift' : musicexp.OctaveShiftEvent,
1005 'pedal' : musicexp.PedalEvent,
1006 'slide' : musicexp.GlissandoEvent,
1007 'slur' : musicexp.SlurEvent,
1008 'wavy-line' : musicexp.TrillSpanEvent,
1009 'wedge' : musicexp.HairpinEvent
1011 spanner_type_dict = {
1025 def musicxml_spanner_to_lily_event (mxl_event):
1028 name = mxl_event.get_name()
1029 func = spanner_event_dict.get (name)
1033 error_message (_ ('unknown span event %s') % mxl_event)
1036 type = mxl_event.get_type ()
1037 span_direction = spanner_type_dict.get (type)
1038 # really check for None, because some types will be translated to 0, which
1039 # would otherwise also lead to the unknown span warning
1040 if span_direction != None:
1041 ev.span_direction = span_direction
1043 error_message (_ ('unknown span type %s for %s') % (type, name))
1045 ev.set_span_type (type)
1046 ev.line_type = getattr (mxl_event, 'line-type', 'solid')
1048 # assign the size, which is used for octave-shift, etc.
1049 ev.size = mxl_event.get_size ()
1053 def musicxml_direction_to_indicator (direction):
1054 return { "above": 1, "upright": 1, "up": 1, "below": -1, "downright": -1, "down": -1, "inverted": -1 }.get (direction, 0)
1056 def musicxml_fermata_to_lily_event (mxl_event):
1057 ev = musicexp.ArticulationEvent ()
1058 txt = mxl_event.get_text ()
1059 # The contents of the element defined the shape, possible are normal, angled and square
1060 ev.type = { "angled": "shortfermata", "square": "longfermata" }.get (txt, "fermata")
1061 if hasattr (mxl_event, 'type'):
1062 dir = musicxml_direction_to_indicator (mxl_event.type)
1063 if dir and options.convert_directions:
1064 ev.force_direction = dir
1067 def musicxml_arpeggiate_to_lily_event (mxl_event):
1068 ev = musicexp.ArpeggioEvent ()
1069 ev.direction = musicxml_direction_to_indicator (getattr (mxl_event, 'direction', None))
1072 def musicxml_nonarpeggiate_to_lily_event (mxl_event):
1073 ev = musicexp.ArpeggioEvent ()
1074 ev.non_arpeggiate = True
1075 ev.direction = musicxml_direction_to_indicator (getattr (mxl_event, 'direction', None))
1078 def musicxml_tremolo_to_lily_event (mxl_event):
1079 ev = musicexp.TremoloEvent ()
1080 txt = mxl_event.get_text ()
1087 def musicxml_falloff_to_lily_event (mxl_event):
1088 ev = musicexp.BendEvent ()
1092 def musicxml_doit_to_lily_event (mxl_event):
1093 ev = musicexp.BendEvent ()
1097 def musicxml_bend_to_lily_event (mxl_event):
1098 ev = musicexp.BendEvent ()
1099 ev.alter = mxl_event.bend_alter ()
1102 def musicxml_caesura_to_lily_event (mxl_event):
1103 ev = musicexp.MarkupEvent ()
1104 # FIXME: default to straight or curved caesura?
1105 ev.contents = "\\musicglyph #\"scripts.caesura.straight\""
1106 ev.force_direction = 1
1109 def musicxml_fingering_event (mxl_event):
1110 ev = musicexp.ShortArticulationEvent ()
1111 ev.type = mxl_event.get_text ()
1114 def musicxml_string_event (mxl_event):
1115 ev = musicexp.NoDirectionArticulationEvent ()
1116 ev.type = mxl_event.get_text ()
1119 def musicxml_accidental_mark (mxl_event):
1120 ev = musicexp.MarkupEvent ()
1121 contents = { "sharp": "\\sharp",
1122 "natural": "\\natural",
1124 "double-sharp": "\\doublesharp",
1125 "sharp-sharp": "\\sharp\\sharp",
1126 "flat-flat": "\\flat\\flat",
1127 "flat-flat": "\\doubleflat",
1128 "natural-sharp": "\\natural\\sharp",
1129 "natural-flat": "\\natural\\flat",
1130 "quarter-flat": "\\semiflat",
1131 "quarter-sharp": "\\semisharp",
1132 "three-quarters-flat": "\\sesquiflat",
1133 "three-quarters-sharp": "\\sesquisharp",
1134 }.get (mxl_event.get_text ())
1136 ev.contents = contents
1141 # translate articulations, ornaments and other notations into ArticulationEvents
1143 # -) string (ArticulationEvent with that name)
1144 # -) function (function(mxl_event) needs to return a full ArticulationEvent-derived object
1145 # -) (class, name) (like string, only that a different class than ArticulationEvent is used)
1146 # TODO: Some translations are missing!
1147 articulations_dict = {
1148 "accent": (musicexp.ShortArticulationEvent, ">"), # or "accent"
1149 "accidental-mark": musicxml_accidental_mark,
1150 "bend": musicxml_bend_to_lily_event,
1151 "breath-mark": (musicexp.NoDirectionArticulationEvent, "breathe"),
1152 "caesura": musicxml_caesura_to_lily_event,
1153 #"delayed-turn": "?",
1154 "detached-legato": (musicexp.ShortArticulationEvent, "_"), # or "portato"
1155 "doit": musicxml_doit_to_lily_event,
1156 #"double-tongue": "?",
1157 "down-bow": "downbow",
1158 "falloff": musicxml_falloff_to_lily_event,
1159 "fingering": musicxml_fingering_event,
1160 #"fingernails": "?",
1163 "harmonic": "flageolet",
1165 "inverted-mordent": "prall",
1166 "inverted-turn": "reverseturn",
1167 "mordent": "mordent",
1168 "open-string": "open",
1175 "snap-pizzicato": "snappizzicato",
1177 "staccatissimo": (musicexp.ShortArticulationEvent, "|"), # or "staccatissimo"
1178 "staccato": (musicexp.ShortArticulationEvent, "."), # or "staccato"
1179 "stopped": (musicexp.ShortArticulationEvent, "+"), # or "stopped"
1181 "string": musicxml_string_event,
1182 "strong-accent": (musicexp.ShortArticulationEvent, "^"), # or "marcato"
1184 "tenuto": (musicexp.ShortArticulationEvent, "-"), # or "tenuto"
1185 "thumb-position": "thumb",
1188 "tremolo": musicxml_tremolo_to_lily_event,
1189 "trill-mark": "trill",
1190 #"triple-tongue": "?",
1195 articulation_spanners = [ "wavy-line" ]
1197 def musicxml_articulation_to_lily_event (mxl_event):
1198 # wavy-line elements are treated as trill spanners, not as articulation ornaments
1199 if mxl_event.get_name () in articulation_spanners:
1200 return musicxml_spanner_to_lily_event (mxl_event)
1202 tmp_tp = articulations_dict.get (mxl_event.get_name ())
1206 if isinstance (tmp_tp, str):
1207 ev = musicexp.ArticulationEvent ()
1209 elif isinstance (tmp_tp, tuple):
1213 ev = tmp_tp (mxl_event)
1215 # Some articulations use the type attribute, other the placement...
1217 if hasattr (mxl_event, 'type') and options.convert_directions:
1218 dir = musicxml_direction_to_indicator (mxl_event.type)
1219 if hasattr (mxl_event, 'placement') and options.convert_directions:
1220 dir = musicxml_direction_to_indicator (mxl_event.placement)
1222 ev.force_direction = dir
1227 def musicxml_dynamics_to_lily_event (dynentry):
1228 dynamics_available = (
1229 "ppppp", "pppp", "ppp", "pp", "p", "mp", "mf",
1230 "f", "ff", "fff", "ffff", "fp", "sf", "sff", "sp", "spp", "sfz", "rfz" )
1231 dynamicsname = dynentry.get_name ()
1232 if dynamicsname == "other-dynamics":
1233 dynamicsname = dynentry.get_text ()
1234 if not dynamicsname or dynamicsname=="#text":
1237 if not dynamicsname in dynamics_available:
1238 # Get rid of - in tag names (illegal in ly tags!)
1239 dynamicstext = dynamicsname
1240 dynamicsname = string.replace (dynamicsname, "-", "")
1241 additional_definitions[dynamicsname] = dynamicsname + \
1242 " = #(make-dynamic-script \"" + dynamicstext + "\")"
1243 needed_additional_definitions.append (dynamicsname)
1244 event = musicexp.DynamicsEvent ()
1245 event.type = dynamicsname
1248 # Convert single-color two-byte strings to numbers 0.0 - 1.0
1249 def hexcolorval_to_nr (hex_val):
1251 v = int (hex_val, 16)
1258 def hex_to_color (hex_val):
1259 res = re.match (r'#([0-9a-f][0-9a-f]|)([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])$', hex_val, re.IGNORECASE)
1261 return map (lambda x: hexcolorval_to_nr (x), res.group (2,3,4))
1265 def musicxml_words_to_lily_event (words):
1266 event = musicexp.TextEvent ()
1267 text = words.get_text ()
1268 text = re.sub ('^ *\n? *', '', text)
1269 text = re.sub (' *\n? *$', '', text)
1272 if hasattr (words, 'default-y') and options.convert_directions:
1273 offset = getattr (words, 'default-y')
1275 off = string.atoi (offset)
1277 event.force_direction = 1
1279 event.force_direction = -1
1281 event.force_direction = 0
1283 if hasattr (words, 'font-weight'):
1284 font_weight = { "normal": '', "bold": '\\bold' }.get (getattr (words, 'font-weight'), '')
1286 event.markup += font_weight
1288 if hasattr (words, 'font-size'):
1289 size = getattr (words, 'font-size')
1291 "xx-small": '\\teeny',
1292 "x-small": '\\tiny',
1296 "x-large": '\\huge',
1297 "xx-large": '\\larger\\huge'
1300 event.markup += font_size
1302 if hasattr (words, 'color'):
1303 color = getattr (words, 'color')
1304 rgb = hex_to_color (color)
1306 event.markup += "\\with-color #(rgb-color %s %s %s)" % (rgb[0], rgb[1], rgb[2])
1308 if hasattr (words, 'font-style'):
1309 font_style = { "italic": '\\italic' }.get (getattr (words, 'font-style'), '')
1311 event.markup += font_style
1313 # TODO: How should I best convert the font-family attribute?
1315 # TODO: How can I represent the underline, overline and line-through
1316 # attributes in Lilypond? Values of these attributes indicate
1317 # the number of lines
1322 # convert accordion-registration to lilypond.
1323 # Since lilypond does not have any built-in commands, we need to create
1324 # the markup commands manually and define our own variables.
1325 # Idea was taken from: http://lsr.dsi.unimi.it/LSR/Item?id=194
1326 def musicxml_accordion_to_markup (mxl_event):
1327 commandname = "accReg"
1330 high = mxl_event.get_maybe_exist_named_child ('accordion-high')
1333 command += """\\combine
1334 \\raise #2.5 \\musicglyph #\"accordion.accDot\"
1336 middle = mxl_event.get_maybe_exist_named_child ('accordion-middle')
1338 # By default, use one dot (when no or invalid content is given). The
1339 # MusicXML spec is quiet about this case...
1342 txt = string.atoi (middle.get_text ())
1346 commandname += "MMM"
1347 command += """\\combine
1348 \\raise #1.5 \\musicglyph #\"accordion.accDot\"
1350 \\raise #1.5 \\translate #(cons 1 0) \\musicglyph #\"accordion.accDot\"
1352 \\raise #1.5 \\translate #(cons -1 0) \\musicglyph #\"accordion.accDot\"
1356 command += """\\combine
1357 \\raise #1.5 \\translate #(cons 0.5 0) \\musicglyph #\"accordion.accDot\"
1359 \\raise #1.5 \\translate #(cons -0.5 0) \\musicglyph #\"accordion.accDot\"
1363 command += """\\combine
1364 \\raise #1.5 \\musicglyph #\"accordion.accDot\"
1366 low = mxl_event.get_maybe_exist_named_child ('accordion-low')
1369 command += """\\combine
1370 \\raise #0.5 \musicglyph #\"accordion.accDot\"
1373 command += "\musicglyph #\"accordion.accDiscant\""
1374 command = "\\markup { \\normalsize %s }" % command
1375 # Define the newly built command \accReg[H][MMM][L]
1376 additional_definitions[commandname] = "%s = %s" % (commandname, command)
1377 needed_additional_definitions.append (commandname)
1378 return "\\%s" % commandname
1380 def musicxml_accordion_to_ly (mxl_event):
1381 txt = musicxml_accordion_to_markup (mxl_event)
1383 ev = musicexp.MarkEvent (txt)
1388 def musicxml_rehearsal_to_ly_mark (mxl_event):
1389 text = mxl_event.get_text ()
1392 # default is boxed rehearsal marks!
1394 if hasattr (mxl_event, 'enclosure'):
1395 encl = {"none": None, "square": "box", "circle": "circle" }.get (mxl_event.enclosure, None)
1397 text = "\\%s { %s }" % (encl, text)
1398 ev = musicexp.MarkEvent ("\\markup { %s }" % text)
1401 def musicxml_harp_pedals_to_ly (mxl_event):
1403 result = "\\harp-pedal #\""
1404 for t in mxl_event.get_named_children ('pedal-tuning'):
1405 alter = t.get_named_child ('pedal-alter')
1407 val = int (alter.get_text ().strip ())
1408 result += {1: "v", 0: "-", -1: "^"}.get (val, "")
1412 ev = musicexp.MarkupEvent ()
1413 ev.contents = result + "\""
1416 def musicxml_eyeglasses_to_ly (mxl_event):
1417 needed_additional_definitions.append ("eyeglasses")
1418 return musicexp.MarkEvent ("\\markup { \\eyeglasses }")
1420 def next_non_hash_index (lst, pos):
1422 while pos < len (lst) and isinstance (lst[pos], musicxml.Hash_text):
1426 def musicxml_metronome_to_ly (mxl_event):
1427 children = mxl_event.get_all_children ()
1432 index = next_non_hash_index (children, index)
1433 if isinstance (children[index], musicxml.BeatUnit):
1434 # first form of metronome-mark, using unit and beats/min or other unit
1435 ev = musicexp.TempoMark ()
1436 if hasattr (mxl_event, 'parentheses'):
1437 ev.set_parentheses (mxl_event.parentheses == "yes")
1439 d = musicexp.Duration ()
1440 d.duration_log = musicxml.musicxml_duration_to_log (children[index].get_text ())
1441 index = next_non_hash_index (children, index)
1442 if isinstance (children[index], musicxml.BeatUnitDot):
1444 index = next_non_hash_index (children, index)
1445 ev.set_base_duration (d)
1446 if isinstance (children[index], musicxml.BeatUnit):
1447 # Form "note = newnote"
1448 newd = musicexp.Duration ()
1449 newd.duration_log = musicxml.musicxml_duration_to_log (children[index].get_text ())
1450 index = next_non_hash_index (children, index)
1451 if isinstance (children[index], musicxml.BeatUnitDot):
1453 index = next_non_hash_index (children, index)
1454 ev.set_new_duration (newd)
1455 elif isinstance (children[index], musicxml.PerMinute):
1458 beats = int (children[index].get_text ())
1459 ev.set_beats_per_minute (beats)
1463 error_message (_ ("Unknown metronome mark, ignoring"))
1467 #TODO: Implement the other (more complex) way for tempo marks!
1468 error_message (_ ("Metronome marks with complex relations (<metronome-note> in MusicXML) are not yet implemented."))
1471 # translate directions into Events, possible values:
1472 # -) string (MarkEvent with that command)
1473 # -) function (function(mxl_event) needs to return a full Event-derived object
1474 # -) (class, name) (like string, only that a different class than MarkEvent is used)
1476 'accordion-registration' : musicxml_accordion_to_ly,
1477 'coda' : (musicexp.MusicGlyphMarkEvent, "coda"),
1480 'eyeglasses': musicxml_eyeglasses_to_ly,
1481 'harp-pedals' : musicxml_harp_pedals_to_ly,
1483 'metronome' : musicxml_metronome_to_ly,
1484 'rehearsal' : musicxml_rehearsal_to_ly_mark,
1485 # 'scordatura' : ???
1486 'segno' : (musicexp.MusicGlyphMarkEvent, "segno"),
1487 'words' : musicxml_words_to_lily_event,
1489 directions_spanners = [ 'octave-shift', 'pedal', 'wedge', 'dashes', 'bracket' ]
1491 def musicxml_direction_to_lily (n):
1492 # TODO: Handle the <staff> element!
1494 # placement applies to all children!
1496 if hasattr (n, 'placement') and options.convert_directions:
1497 dir = musicxml_direction_to_indicator (n.placement)
1498 dirtype_children = []
1499 # TODO: The direction-type is used for grouping (e.g. dynamics with text),
1500 # so we can't simply flatten them out!
1501 for dt in n.get_typed_children (musicxml.DirType):
1502 dirtype_children += dt.get_all_children ()
1504 for entry in dirtype_children:
1505 # backets, dashes, octave shifts. pedal marks, hairpins etc. are spanners:
1506 if entry.get_name() in directions_spanners:
1507 event = musicxml_spanner_to_lily_event (entry)
1512 # now treat all the "simple" ones, that can be translated using the dict
1514 tmp_tp = directions_dict.get (entry.get_name (), None)
1515 if isinstance (tmp_tp, str): # string means MarkEvent
1516 ev = musicexp.MarkEvent (tmp_tp)
1517 elif isinstance (tmp_tp, tuple): # tuple means (EventClass, "text")
1518 ev = tmp_tp[0] (tmp_tp[1])
1522 # TODO: set the correct direction! Unfortunately, \mark in ly does
1523 # not seem to support directions!
1527 if entry.get_name () == "dynamics":
1528 for dynentry in entry.get_all_children ():
1529 ev = musicxml_dynamics_to_lily_event (dynentry)
1535 def musicxml_frame_to_lily_event (frame):
1536 ev = musicexp.FretEvent ()
1537 ev.strings = frame.get_strings ()
1538 ev.frets = frame.get_frets ()
1539 #offset = frame.get_first_fret () - 1
1541 for fn in frame.get_named_children ('frame-note'):
1542 fret = fn.get_fret ()
1545 el = [ fn.get_string (), fret ]
1546 fingering = fn.get_fingering ()
1548 el.append (fingering)
1549 ev.elements.append (el)
1552 barre[0] = el[0] # start string
1553 barre[2] = el[1] # fret
1555 barre[1] = el[0] # end string
1560 def musicxml_harmony_to_lily (n):
1562 for f in n.get_named_children ('frame'):
1563 ev = musicxml_frame_to_lily_event (f)
1569 notehead_styles_dict = {
1571 'triangle': '\'triangle',
1572 'diamond': '\'diamond',
1573 'square': '\'la', # TODO: Proper squared note head
1574 'cross': None, # TODO: + shaped note head
1576 'circle-x': '\'xcircle',
1577 'inverted triangle': None, # TODO: Implement
1578 'arrow down': None, # TODO: Implement
1579 'arrow up': None, # TODO: Implement
1580 'slashed': None, # TODO: Implement
1581 'back slashed': None, # TODO: Implement
1583 'cluster': None, # TODO: Implement
1594 def musicxml_notehead_to_lily (nh):
1598 style = notehead_styles_dict.get (nh.get_text ().strip (), None)
1599 style_elm = musicexp.NotestyleEvent ()
1601 style_elm.style = style
1602 if hasattr (nh, 'filled'):
1603 style_elm.filled = (getattr (nh, 'filled') == "yes")
1604 if style_elm.style or (style_elm.filled != None):
1605 styles.append (style_elm)
1608 if hasattr (nh, 'parentheses') and (nh.parentheses == "yes"):
1609 styles.append (musicexp.ParenthesizeEvent ())
1613 def musicxml_chordpitch_to_lily (mxl_cpitch):
1614 r = musicexp.ChordPitch ()
1615 r.alteration = mxl_cpitch.get_alteration ()
1616 r.step = musicxml_step_to_lily (mxl_cpitch.get_step ())
1622 'augmented': 'aug5',
1623 'diminished': 'dim5',
1626 'dominant-seventh': '7',
1627 'major-seventh': 'maj7',
1628 'minor-seventh': 'm7',
1629 'diminished-seventh': 'dim7',
1630 'augmented-seventh': 'aug7',
1631 'half-diminished': 'dim5m7',
1632 'major-minor': 'maj7m5',
1635 'minor-sixth': 'm6',
1637 'dominant-ninth': '9',
1638 'major-ninth': 'maj9',
1639 'minor-ninth': 'm9',
1640 # 11ths (usually as the basis for alteration):
1641 'dominant-11th': '11',
1642 'major-11th': 'maj11',
1643 'minor-11th': 'm11',
1644 # 13ths (usually as the basis for alteration):
1645 'dominant-13th': '13.11',
1646 'major-13th': 'maj13.11',
1647 'minor-13th': 'm13',
1649 'suspended-second': 'sus2',
1650 'suspended-fourth': 'sus4',
1651 # Functional sixths:
1653 #'Neapolitan': '???',
1658 #'pedal': '???',(pedal-point bass)
1665 def musicxml_chordkind_to_lily (kind):
1666 res = chordkind_dict.get (kind, None)
1667 # Check for None, since a major chord is converted to ''
1669 error_message (_ ("Unable to convert chord type %s to lilypond.") % kind)
1672 def musicxml_harmony_to_lily_chordname (n):
1674 root = n.get_maybe_exist_named_child ('root')
1676 ev = musicexp.ChordNameEvent ()
1677 ev.root = musicxml_chordpitch_to_lily (root)
1678 kind = n.get_maybe_exist_named_child ('kind')
1680 ev.kind = musicxml_chordkind_to_lily (kind.get_text ())
1683 bass = n.get_maybe_exist_named_child ('bass')
1685 ev.bass = musicxml_chordpitch_to_lily (bass)
1686 inversion = n.get_maybe_exist_named_child ('inversion')
1688 # TODO: Lilypond does not support inversions, does it?
1690 # Mail from Carl Sorensen on lilypond-devel, June 11, 2008:
1691 # 4. LilyPond supports the first inversion in the form of added
1692 # bass notes. So the first inversion of C major would be c:/g.
1693 # To get the second inversion of C major, you would need to do
1694 # e:6-3-^5 or e:m6-^5. However, both of these techniques
1695 # require you to know the chord and calculate either the fifth
1696 # pitch (for the first inversion) or the third pitch (for the
1697 # second inversion) so they may not be helpful for musicxml2ly.
1698 inversion_count = string.atoi (inversion.get_text ())
1699 if inversion_count == 1:
1700 # TODO: Calculate the bass note for the inversion...
1703 for deg in n.get_named_children ('degree'):
1704 d = musicexp.ChordModification ()
1705 d.type = deg.get_type ()
1706 d.step = deg.get_value ()
1707 d.alteration = deg.get_alter ()
1708 ev.add_modification (d)
1709 #TODO: convert the user-symbols attribute:
1710 #major: a triangle, like Unicode 25B3
1711 #minor: -, like Unicode 002D
1712 #augmented: +, like Unicode 002B
1713 #diminished: (degree), like Unicode 00B0
1714 #half-diminished: (o with slash), like Unicode 00F8
1720 def musicxml_figured_bass_note_to_lily (n):
1721 res = musicexp.FiguredBassNote ()
1722 suffix_dict = { 'sharp' : "+",
1725 'double-sharp' : "++",
1727 'sharp-sharp' : "++",
1729 prefix = n.get_maybe_exist_named_child ('prefix')
1731 res.set_prefix (suffix_dict.get (prefix.get_text (), ""))
1732 fnumber = n.get_maybe_exist_named_child ('figure-number')
1734 res.set_number (fnumber.get_text ())
1735 suffix = n.get_maybe_exist_named_child ('suffix')
1737 res.set_suffix (suffix_dict.get (suffix.get_text (), ""))
1738 if n.get_maybe_exist_named_child ('extend'):
1739 # TODO: Implement extender lines (unfortunately, in lilypond you have
1740 # to use \set useBassFigureExtenders = ##t, which turns them on
1741 # globally, while MusicXML has a property for each note...
1742 # I'm not sure there is a proper way to implement this cleanly
1749 def musicxml_figured_bass_to_lily (n):
1750 if not isinstance (n, musicxml.FiguredBass):
1752 res = musicexp.FiguredBassEvent ()
1753 for i in n.get_named_children ('figure'):
1754 note = musicxml_figured_bass_note_to_lily (i)
1757 dur = n.get_maybe_exist_named_child ('duration')
1759 # apply the duration to res
1760 length = Rational(int(dur.get_text()), n._divisions)*Rational(1,4)
1761 res.set_real_duration (length)
1762 duration = rational_to_lily_duration (length)
1764 res.set_duration (duration)
1765 if hasattr (n, 'parentheses') and n.parentheses == "yes":
1766 res.set_parentheses (True)
1769 instrument_drumtype_dict = {
1770 'Acoustic Snare Drum': 'acousticsnare',
1771 'Side Stick': 'sidestick',
1772 'Open Triangle': 'opentriangle',
1773 'Mute Triangle': 'mutetriangle',
1774 'Tambourine': 'tambourine',
1775 'Bass Drum': 'bassdrum',
1778 def musicxml_note_to_lily_main_event (n):
1783 mxl_pitch = n.get_maybe_exist_typed_child (musicxml.Pitch)
1785 pitch = musicxml_pitch_to_lily (mxl_pitch)
1786 event = musicexp.NoteEvent ()
1789 acc = n.get_maybe_exist_named_child ('accidental')
1791 # let's not force accs everywhere.
1792 event.cautionary = acc.editorial
1794 elif n.get_maybe_exist_typed_child (musicxml.Unpitched):
1795 # Unpitched elements have display-step and can also have
1797 unpitched = n.get_maybe_exist_typed_child (musicxml.Unpitched)
1798 event = musicexp.NoteEvent ()
1799 event.pitch = musicxml_unpitched_to_lily (unpitched)
1801 elif n.get_maybe_exist_typed_child (musicxml.Rest):
1802 # rests can have display-octave and display-step, which are
1803 # treated like an ordinary note pitch
1804 rest = n.get_maybe_exist_typed_child (musicxml.Rest)
1805 event = musicexp.RestEvent ()
1806 if options.convert_rest_positions:
1807 pitch = musicxml_restdisplay_to_lily (rest)
1810 elif n.instrument_name:
1811 event = musicexp.NoteEvent ()
1812 drum_type = instrument_drumtype_dict.get (n.instrument_name)
1814 event.drum_type = drum_type
1816 n.message (_ ("drum %s type unknown, please add to instrument_drumtype_dict") % n.instrument_name)
1817 event.drum_type = 'acousticsnare'
1820 n.message (_ ("cannot find suitable event"))
1823 event.duration = musicxml_duration_to_lily (n)
1825 noteheads = n.get_named_children ('notehead')
1826 for nh in noteheads:
1827 styles = musicxml_notehead_to_lily (nh)
1829 event.add_associated_event (s)
1833 def musicxml_lyrics_to_text (lyrics):
1834 # TODO: Implement text styles for lyrics syllables
1838 for e in lyrics.get_all_children ():
1839 if isinstance (e, musicxml.Syllabic):
1840 continued = e.continued ()
1841 elif isinstance (e, musicxml.Text):
1842 # We need to convert soft hyphens to -, otherwise the ascii codec as well
1843 # as lilypond will barf on that character
1844 text += string.replace( e.get_text(), u'\xad', '-' )
1845 elif isinstance (e, musicxml.Elision):
1850 elif isinstance (e, musicxml.Extend):
1855 if text == "-" and continued:
1857 elif text == "_" and extended:
1859 elif continued and text:
1860 return musicxml.escape_ly_output_string (text) + " --"
1863 elif extended and text:
1864 return musicxml.escape_ly_output_string (text) + " __"
1868 return musicxml.escape_ly_output_string (text)
1874 def __init__ (self, here, dest):
1878 class LilyPondVoiceBuilder:
1879 def __init__ (self):
1881 self.pending_dynamics = []
1882 self.end_moment = Rational (0)
1883 self.begin_moment = Rational (0)
1884 self.pending_multibar = Rational (0)
1885 self.ignore_skips = False
1886 self.has_relevant_elements = False
1887 self.measure_length = Rational (4, 4)
1889 def _insert_multibar (self):
1890 layout_information.set_context_item ('Score', 'skipBars = ##t')
1891 r = musicexp.MultiMeasureRest ()
1892 lenfrac = self.measure_length
1893 r.duration = rational_to_lily_duration (lenfrac)
1894 r.duration.factor *= self.pending_multibar / lenfrac
1895 self.elements.append (r)
1896 self.begin_moment = self.end_moment
1897 self.end_moment = self.begin_moment + self.pending_multibar
1898 self.pending_multibar = Rational (0)
1900 def set_measure_length (self, mlen):
1901 if (mlen != self.measure_length) and self.pending_multibar:
1902 self._insert_multibar ()
1903 self.measure_length = mlen
1905 def add_multibar_rest (self, duration):
1906 self.pending_multibar += duration
1908 def set_duration (self, duration):
1909 self.end_moment = self.begin_moment + duration
1910 def current_duration (self):
1911 return self.end_moment - self.begin_moment
1913 def add_music (self, music, duration, relevant = True):
1914 assert isinstance (music, musicexp.Music)
1915 if self.pending_multibar > Rational (0):
1916 self._insert_multibar ()
1918 self.has_relevant_elements = self.has_relevant_elements or relevant
1919 self.elements.append (music)
1920 self.begin_moment = self.end_moment
1921 self.set_duration (duration)
1923 # Insert all pending dynamics right after the note/rest:
1924 if isinstance (music, musicexp.ChordEvent) and self.pending_dynamics:
1925 for d in self.pending_dynamics:
1927 self.pending_dynamics = []
1929 # Insert some music command that does not affect the position in the measure
1930 def add_command (self, command, relevant = True):
1931 assert isinstance (command, musicexp.Music)
1932 if self.pending_multibar > Rational (0):
1933 self._insert_multibar ()
1934 self.has_relevant_elements = self.has_relevant_elements or relevant
1935 self.elements.append (command)
1936 def add_barline (self, barline, relevant = False):
1937 # Insert only if we don't have a barline already
1938 # TODO: Implement proper merging of default barline and custom bar line
1939 has_relevant = self.has_relevant_elements
1940 if (not (self.elements) or
1941 not (isinstance (self.elements[-1], musicexp.BarLine)) or
1942 (self.pending_multibar > Rational (0))):
1943 self.add_music (barline, Rational (0))
1944 self.has_relevant_elements = has_relevant or relevant
1945 def add_partial (self, command):
1946 self.ignore_skips = True
1947 # insert the partial, but restore relevant_elements (partial is not relevant)
1948 relevant = self.has_relevant_elements
1949 self.add_command (command)
1950 self.has_relevant_elements = relevant
1952 def add_dynamics (self, dynamic):
1953 # store the dynamic item(s) until we encounter the next note/rest:
1954 self.pending_dynamics.append (dynamic)
1956 def add_bar_check (self, number):
1957 # re/store has_relevant_elements, so that a barline alone does not
1958 # trigger output for figured bass, chord names
1959 b = musicexp.BarLine ()
1960 b.bar_number = number
1961 self.add_barline (b)
1963 def jumpto (self, moment):
1964 current_end = self.end_moment + self.pending_multibar
1965 diff = moment - current_end
1967 if diff < Rational (0):
1968 error_message (_ ('Negative skip %s (from position %s to %s)') %
1969 (diff, current_end, moment))
1972 if diff > Rational (0) and not (self.ignore_skips and moment == 0):
1973 skip = musicexp.SkipEvent()
1975 duration_log = {1: 0, 2: 1, 4:2, 8:3, 16:4, 32:5, 64:6, 128:7, 256:8, 512:9}.get (diff.denominator (), -1)
1977 # TODO: Use the time signature for skips, too. Problem: The skip
1978 # might not start at a measure boundary!
1979 if duration_log > 0: # denominator is a power of 2...
1980 if diff.numerator () == 3:
1984 duration_factor = Rational (diff.numerator ())
1986 # for skips of a whole or more, simply use s1*factor
1988 duration_factor = diff
1989 skip.duration.duration_log = duration_log
1990 skip.duration.factor = duration_factor
1991 skip.duration.dots = duration_dots
1993 evc = musicexp.ChordEvent ()
1994 evc.elements.append (skip)
1995 self.add_music (evc, diff, False)
1997 if diff > Rational (0) and moment == 0:
1998 self.ignore_skips = False
2000 def last_event_chord (self, starting_at):
2004 # if the position matches, find the last ChordEvent, do not cross a bar line!
2005 at = len( self.elements ) - 1
2007 not isinstance (self.elements[at], musicexp.ChordEvent) and
2008 not isinstance (self.elements[at], musicexp.BarLine)):
2013 and isinstance (self.elements[at], musicexp.ChordEvent)
2014 and self.begin_moment == starting_at):
2015 value = self.elements[at]
2017 self.jumpto (starting_at)
2021 def correct_negative_skip (self, goto):
2022 self.end_moment = goto
2023 self.begin_moment = goto
2024 evc = musicexp.ChordEvent ()
2025 self.elements.append (evc)
2029 def __init__ (self):
2030 self.voicename = None
2031 self.voicedata = None
2032 self.ly_voice = None
2033 self.figured_bass = None
2034 self.chordnames = None
2035 self.lyrics_dict = {}
2036 self.lyrics_order = []
2038 def musicxml_step_to_lily (step):
2040 return (ord (step) - ord ('A') + 7 - 2) % 7
2044 def measure_length_from_attributes (attr, current_measure_length):
2045 len = attr.get_measure_length ()
2047 len = current_measure_length
2050 def musicxml_voice_to_lily_voice (voice):
2054 return_value = VoiceData ()
2055 return_value.voicedata = voice
2057 # First pitch needed for relative mode (if selected in command-line options)
2060 # Needed for melismata detection (ignore lyrics on those notes!):
2065 ignore_lyrics = False
2067 current_staff = None
2069 pending_figured_bass = []
2070 pending_chordnames = []
2072 # Make sure that the keys in the dict don't get reordered, since
2073 # we need the correct ordering of the lyrics stanzas! By default,
2074 # a dict will reorder its keys
2075 return_value.lyrics_order = voice.get_lyrics_numbers ()
2076 for k in return_value.lyrics_order:
2079 voice_builder = LilyPondVoiceBuilder ()
2080 figured_bass_builder = LilyPondVoiceBuilder ()
2081 chordnames_builder = LilyPondVoiceBuilder ()
2082 current_measure_length = Rational (4, 4)
2083 voice_builder.set_measure_length (current_measure_length)
2085 for n in voice._elements:
2086 if n.get_name () == 'forward':
2088 staff = n.get_maybe_exist_named_child ('staff')
2090 staff = staff.get_text ()
2091 if current_staff and staff <> current_staff and not n.get_maybe_exist_named_child ('chord'):
2092 voice_builder.add_command (musicexp.StaffChange (staff))
2093 current_staff = staff
2095 if isinstance (n, musicxml.Partial) and n.partial > 0:
2096 a = musicxml_partial_to_lily (n.partial)
2098 voice_builder.add_partial (a)
2099 figured_bass_builder.add_partial (a)
2100 chordnames_builder.add_partial (a)
2103 is_chord = n.get_maybe_exist_named_child ('chord')
2104 is_after_grace = (isinstance (n, musicxml.Note) and n.is_after_grace ());
2105 if not is_chord and not is_after_grace:
2107 voice_builder.jumpto (n._when)
2108 figured_bass_builder.jumpto (n._when)
2109 chordnames_builder.jumpto (n._when)
2110 except NegativeSkip, neg:
2111 voice_builder.correct_negative_skip (n._when)
2112 figured_bass_builder.correct_negative_skip (n._when)
2113 chordnames_builder.correct_negative_skip (n._when)
2114 n.message (_ ("Negative skip found: from %s to %s, difference is %s") % (neg.here, neg.dest, neg.dest - neg.here))
2116 if isinstance (n, musicxml.Barline):
2117 barlines = musicxml_barline_to_lily (n)
2119 if isinstance (a, musicexp.BarLine):
2120 voice_builder.add_barline (a)
2121 figured_bass_builder.add_barline (a, False)
2122 chordnames_builder.add_barline (a, False)
2123 elif isinstance (a, RepeatMarker) or isinstance (a, EndingMarker):
2124 voice_builder.add_command (a)
2125 figured_bass_builder.add_barline (a, False)
2126 chordnames_builder.add_barline (a, False)
2129 # Continue any multimeasure-rests before trying to add bar checks!
2130 # Don't handle new MM rests yet, because for them we want bar checks!
2131 rest = n.get_maybe_exist_typed_child (musicxml.Rest)
2132 if (rest and rest.is_whole_measure ()
2133 and voice_builder.pending_multibar > Rational (0)):
2134 voice_builder.add_multibar_rest (n._duration)
2138 # print a bar check at the beginning of each measure!
2139 if n.is_first () and n._measure_position == Rational (0) and n != voice._elements[0]:
2141 num = int (n.get_parent ().number)
2145 voice_builder.add_bar_check (num)
2146 figured_bass_builder.add_bar_check (num)
2147 chordnames_builder.add_bar_check (num)
2149 # Start any new multimeasure rests
2150 if (rest and rest.is_whole_measure ()):
2151 voice_builder.add_multibar_rest (n._duration)
2155 if isinstance (n, musicxml.Direction):
2156 for a in musicxml_direction_to_lily (n):
2157 if a.wait_for_note ():
2158 voice_builder.add_dynamics (a)
2160 voice_builder.add_command (a)
2163 if isinstance (n, musicxml.Harmony):
2164 for a in musicxml_harmony_to_lily (n):
2165 if a.wait_for_note ():
2166 voice_builder.add_dynamics (a)
2168 voice_builder.add_command (a)
2169 for a in musicxml_harmony_to_lily_chordname (n):
2170 pending_chordnames.append (a)
2173 if isinstance (n, musicxml.FiguredBass):
2174 a = musicxml_figured_bass_to_lily (n)
2176 pending_figured_bass.append (a)
2179 if isinstance (n, musicxml.Attributes):
2180 for a in musicxml_attributes_to_lily (n):
2181 voice_builder.add_command (a)
2182 measure_length = measure_length_from_attributes (n, current_measure_length)
2183 if current_measure_length != measure_length:
2184 current_measure_length = measure_length
2185 voice_builder.set_measure_length (current_measure_length)
2188 if not n.__class__.__name__ == 'Note':
2189 n.message (_ ('unexpected %s; expected %s or %s or %s') % (n, 'Note', 'Attributes', 'Barline'))
2192 main_event = musicxml_note_to_lily_main_event (n)
2193 if main_event and not first_pitch:
2194 first_pitch = main_event.pitch
2195 # ignore lyrics for notes inside a slur, tie, chord or beam
2196 ignore_lyrics = inside_slur or is_tied or is_chord or is_beamed
2198 if main_event and hasattr (main_event, 'drum_type') and main_event.drum_type:
2199 modes_found['drummode'] = True
2201 ev_chord = voice_builder.last_event_chord (n._when)
2203 ev_chord = musicexp.ChordEvent()
2204 voice_builder.add_music (ev_chord, n._duration)
2207 grace = n.get_maybe_exist_typed_child (musicxml.Grace)
2209 is_after_grace = ev_chord.has_elements () or n.is_after_grace ();
2210 is_chord = n.get_maybe_exist_typed_child (musicxml.Chord)
2214 # after-graces and other graces use different lists; Depending on
2215 # whether we have a chord or not, obtain either a new ChordEvent or
2216 # the previous one to create a chord
2218 if ev_chord.after_grace_elements and n.get_maybe_exist_typed_child (musicxml.Chord):
2219 grace_chord = ev_chord.after_grace_elements.get_last_event_chord ()
2221 grace_chord = musicexp.ChordEvent ()
2222 ev_chord.append_after_grace (grace_chord)
2224 if ev_chord.grace_elements and n.get_maybe_exist_typed_child (musicxml.Chord):
2225 grace_chord = ev_chord.grace_elements.get_last_event_chord ()
2227 grace_chord = musicexp.ChordEvent ()
2228 ev_chord.append_grace (grace_chord)
2230 if hasattr (grace, 'slash') and not is_after_grace:
2231 # TODO: use grace_type = "appoggiatura" for slurred grace notes
2232 if grace.slash == "yes":
2233 ev_chord.grace_type = "acciaccatura"
2234 # now that we have inserted the chord into the grace music, insert
2235 # everything into that chord instead of the ev_chord
2236 ev_chord = grace_chord
2237 ev_chord.append (main_event)
2238 ignore_lyrics = True
2240 ev_chord.append (main_event)
2241 # When a note/chord has grace notes (duration==0), the duration of the
2242 # event chord is not yet known, but the event chord was already added
2243 # with duration 0. The following correct this when we hit the real note!
2244 if voice_builder.current_duration () == 0 and n._duration > 0:
2245 voice_builder.set_duration (n._duration)
2247 # if we have a figured bass, set its voice builder to the correct position
2248 # and insert the pending figures
2249 if pending_figured_bass:
2251 figured_bass_builder.jumpto (n._when)
2252 except NegativeSkip, neg:
2254 for fb in pending_figured_bass:
2255 # if a duration is given, use that, otherwise the one of the note
2256 dur = fb.real_duration
2258 dur = ev_chord.get_length ()
2260 fb.duration = ev_chord.get_duration ()
2261 figured_bass_builder.add_music (fb, dur)
2262 pending_figured_bass = []
2264 if pending_chordnames:
2266 chordnames_builder.jumpto (n._when)
2267 except NegativeSkip, neg:
2269 for cn in pending_chordnames:
2270 # Assign the duration of the EventChord
2271 cn.duration = ev_chord.get_duration ()
2272 chordnames_builder.add_music (cn, ev_chord.get_length ())
2273 pending_chordnames = []
2275 notations_children = n.get_typed_children (musicxml.Notations)
2279 # The <notation> element can have the following children (+ means implemented, ~ partially, - not):
2280 # +tied | +slur | +tuplet | glissando | slide |
2281 # ornaments | technical | articulations | dynamics |
2282 # +fermata | arpeggiate | non-arpeggiate |
2283 # accidental-mark | other-notation
2284 for notations in notations_children:
2285 for tuplet_event in notations.get_tuplets():
2286 time_mod = n.get_maybe_exist_typed_child (musicxml.Time_modification)
2287 tuplet_events.append ((ev_chord, tuplet_event, time_mod))
2289 # First, close all open slurs, only then start any new slur
2290 # TODO: Record the number of the open slur to dtermine the correct
2292 endslurs = [s for s in notations.get_named_children ('slur')
2293 if s.get_type () in ('stop')]
2294 if endslurs and not inside_slur:
2295 endslurs[0].message (_ ('Encountered closing slur, but no slur is open'))
2297 if len (endslurs) > 1:
2298 endslurs[0].message (_ ('Cannot have two simultaneous (closing) slurs'))
2299 # record the slur status for the next note in the loop
2301 lily_ev = musicxml_spanner_to_lily_event (endslurs[0])
2302 ev_chord.append (lily_ev)
2304 startslurs = [s for s in notations.get_named_children ('slur')
2305 if s.get_type () in ('start')]
2306 if startslurs and inside_slur:
2307 startslurs[0].message (_ ('Cannot have a slur inside another slur'))
2309 if len (startslurs) > 1:
2310 startslurs[0].message (_ ('Cannot have two simultaneous slurs'))
2311 # record the slur status for the next note in the loop
2313 lily_ev = musicxml_spanner_to_lily_event (startslurs[0])
2314 ev_chord.append (lily_ev)
2318 mxl_tie = notations.get_tie ()
2319 if mxl_tie and mxl_tie.type == 'start':
2320 ev_chord.append (musicexp.TieEvent ())
2325 fermatas = notations.get_named_children ('fermata')
2327 ev = musicxml_fermata_to_lily_event (a)
2329 ev_chord.append (ev)
2331 arpeggiate = notations.get_named_children ('arpeggiate')
2332 for a in arpeggiate:
2333 ev = musicxml_arpeggiate_to_lily_event (a)
2335 ev_chord.append (ev)
2337 arpeggiate = notations.get_named_children ('non-arpeggiate')
2338 for a in arpeggiate:
2339 ev = musicxml_nonarpeggiate_to_lily_event (a)
2341 ev_chord.append (ev)
2343 glissandos = notations.get_named_children ('glissando')
2344 glissandos += notations.get_named_children ('slide')
2345 for a in glissandos:
2346 ev = musicxml_spanner_to_lily_event (a)
2348 ev_chord.append (ev)
2350 # accidental-marks are direct children of <notation>!
2351 for a in notations.get_named_children ('accidental-mark'):
2352 ev = musicxml_articulation_to_lily_event (a)
2354 ev_chord.append (ev)
2356 # Articulations can contain the following child elements:
2357 # accent | strong-accent | staccato | tenuto |
2358 # detached-legato | staccatissimo | spiccato |
2359 # scoop | plop | doit | falloff | breath-mark |
2360 # caesura | stress | unstress
2361 # Technical can contain the following child elements:
2362 # up-bow | down-bow | harmonic | open-string |
2363 # thumb-position | fingering | pluck | double-tongue |
2364 # triple-tongue | stopped | snap-pizzicato | fret |
2365 # string | hammer-on | pull-off | bend | tap | heel |
2366 # toe | fingernails | other-technical
2367 # Ornaments can contain the following child elements:
2368 # trill-mark | turn | delayed-turn | inverted-turn |
2369 # shake | wavy-line | mordent | inverted-mordent |
2370 # schleifer | tremolo | other-ornament, accidental-mark
2371 ornaments = notations.get_named_children ('ornaments')
2372 ornaments += notations.get_named_children ('articulations')
2373 ornaments += notations.get_named_children ('technical')
2376 for ch in a.get_all_children ():
2377 ev = musicxml_articulation_to_lily_event (ch)
2379 ev_chord.append (ev)
2381 dynamics = notations.get_named_children ('dynamics')
2383 for ch in a.get_all_children ():
2384 ev = musicxml_dynamics_to_lily_event (ch)
2386 ev_chord.append (ev)
2389 mxl_beams = [b for b in n.get_named_children ('beam')
2390 if (b.get_type () in ('begin', 'end')
2391 and b.is_primary ())]
2392 if mxl_beams and not conversion_settings.ignore_beaming:
2393 beam_ev = musicxml_spanner_to_lily_event (mxl_beams[0])
2395 ev_chord.append (beam_ev)
2396 if beam_ev.span_direction == -1: # beam and thus melisma starts here
2398 elif beam_ev.span_direction == 1: # beam and thus melisma ends here
2401 # Extract the lyrics
2402 if not rest and not ignore_lyrics:
2403 note_lyrics_processed = []
2404 note_lyrics_elements = n.get_typed_children (musicxml.Lyric)
2405 for l in note_lyrics_elements:
2406 if l.get_number () < 0:
2407 for k in lyrics.keys ():
2408 lyrics[k].append (musicxml_lyrics_to_text (l))
2409 note_lyrics_processed.append (k)
2411 lyrics[l.number].append(musicxml_lyrics_to_text (l))
2412 note_lyrics_processed.append (l.number)
2413 for lnr in lyrics.keys ():
2414 if not lnr in note_lyrics_processed:
2415 lyrics[lnr].append ("\skip4")
2417 ## force trailing mm rests to be written out.
2418 voice_builder.add_music (musicexp.ChordEvent (), Rational (0))
2420 ly_voice = group_tuplets (voice_builder.elements, tuplet_events)
2421 ly_voice = group_repeats (ly_voice)
2423 seq_music = musicexp.SequentialMusic ()
2425 if 'drummode' in modes_found.keys ():
2426 ## \key <pitch> barfs in drummode.
2427 ly_voice = [e for e in ly_voice
2428 if not isinstance(e, musicexp.KeySignatureChange)]
2430 seq_music.elements = ly_voice
2431 for k in lyrics.keys ():
2432 return_value.lyrics_dict[k] = musicexp.Lyrics ()
2433 return_value.lyrics_dict[k].lyrics_syllables = lyrics[k]
2436 if len (modes_found) > 1:
2437 error_message (_ ('cannot simultaneously have more than one mode: %s') % modes_found.keys ())
2439 if options.relative:
2440 v = musicexp.RelativeMusic ()
2441 v.element = seq_music
2442 v.basepitch = first_pitch
2445 return_value.ly_voice = seq_music
2446 for mode in modes_found.keys ():
2447 v = musicexp.ModeChangingMusicWrapper()
2448 v.element = seq_music
2450 return_value.ly_voice = v
2452 # create \figuremode { figured bass elements }
2453 if figured_bass_builder.has_relevant_elements:
2454 fbass_music = musicexp.SequentialMusic ()
2455 fbass_music.elements = group_repeats (figured_bass_builder.elements)
2456 v = musicexp.ModeChangingMusicWrapper()
2457 v.mode = 'figuremode'
2458 v.element = fbass_music
2459 return_value.figured_bass = v
2461 # create \chordmode { chords }
2462 if chordnames_builder.has_relevant_elements:
2463 cname_music = musicexp.SequentialMusic ()
2464 cname_music.elements = group_repeats (chordnames_builder.elements)
2465 v = musicexp.ModeChangingMusicWrapper()
2466 v.mode = 'chordmode'
2467 v.element = cname_music
2468 return_value.chordnames = v
2472 def musicxml_id_to_lily (id):
2473 digits = ['Zero', 'One', 'Two', 'Three', 'Four', 'Five',
2474 'Six', 'Seven', 'Eight', 'Nine', 'Ten']
2476 for digit in digits:
2477 d = digits.index (digit)
2478 id = re.sub ('%d' % d, digit, id)
2480 id = re.sub ('[^a-zA-Z]', 'X', id)
2483 def musicxml_pitch_to_lily (mxl_pitch):
2484 p = musicexp.Pitch ()
2485 p.alteration = mxl_pitch.get_alteration ()
2486 p.step = musicxml_step_to_lily (mxl_pitch.get_step ())
2487 p.octave = mxl_pitch.get_octave () - 4
2490 def musicxml_unpitched_to_lily (mxl_unpitched):
2492 step = mxl_unpitched.get_step ()
2494 p = musicexp.Pitch ()
2495 p.step = musicxml_step_to_lily (step)
2496 octave = mxl_unpitched.get_octave ()
2498 p.octave = octave - 4
2501 def musicxml_restdisplay_to_lily (mxl_rest):
2503 step = mxl_rest.get_step ()
2505 p = musicexp.Pitch ()
2506 p.step = musicxml_step_to_lily (step)
2507 octave = mxl_rest.get_octave ()
2509 p.octave = octave - 4
2512 def voices_in_part (part):
2513 """Return a Name -> Voice dictionary for PART"""
2515 part.extract_voices ()
2516 voices = part.get_voices ()
2517 part_info = part.get_staff_attributes ()
2519 return (voices, part_info)
2521 def voices_in_part_in_parts (parts):
2522 """return a Part -> Name -> Voice dictionary"""
2523 return dict([(p.id, voices_in_part (p)) for p in parts])
2526 def get_all_voices (parts):
2527 all_voices = voices_in_part_in_parts (parts)
2530 all_ly_staffinfo = {}
2531 for p, (name_voice, staff_info) in all_voices.items ():
2534 for n, v in name_voice.items ():
2535 progress (_ ("Converting to LilyPond expressions..."))
2536 # musicxml_voice_to_lily_voice returns (lily_voice, {nr->lyrics, nr->lyrics})
2537 part_ly_voices[n] = musicxml_voice_to_lily_voice (v)
2539 all_ly_voices[p] = part_ly_voices
2540 all_ly_staffinfo[p] = staff_info
2542 return (all_ly_voices, all_ly_staffinfo)
2545 def option_parser ():
2546 p = ly.get_option_parser (usage = _ ("musicxml2ly [OPTION]... FILE.xml"),
2548 _ ("""Convert MusicXML from FILE.xml to LilyPond input.
2549 If the given filename is -, musicxml2ly reads from the command line.
2550 """), add_help_option=False)
2552 p.add_option("-h", "--help",
2554 help=_ ("show this help and exit"))
2556 p.version = ('''%prog (LilyPond) @TOPLEVEL_VERSION@\n\n'''
2558 _ ("""Copyright (c) 2005--2009 by
2559 Han-Wen Nienhuys <hanwen@xs4all.nl>,
2560 Jan Nieuwenhuizen <janneke@gnu.org> and
2561 Reinhold Kainhofer <reinhold@kainhofer.com>
2565 This program is free software. It is covered by the GNU General Public
2566 License and you are welcome to change it and/or distribute copies of it
2567 under certain conditions. Invoke as `%s --warranty' for more
2568 information.""") % 'lilypond')
2570 p.add_option("--version",
2572 help=_ ("show version number and exit"))
2574 p.add_option ('-v', '--verbose',
2575 action = "store_true",
2577 help = _ ("be verbose"))
2579 p.add_option ('', '--lxml',
2580 action = "store_true",
2583 help = _ ("use lxml.etree; uses less memory and cpu time"))
2585 p.add_option ('-z', '--compressed',
2586 action = "store_true",
2587 dest = 'compressed',
2589 help = _ ("input file is a zip-compressed MusicXML file"))
2591 p.add_option ('-r', '--relative',
2592 action = "store_true",
2595 help = _ ("convert pitches in relative mode (default)"))
2597 p.add_option ('-a', '--absolute',
2598 action = "store_false",
2600 help = _ ("convert pitches in absolute mode"))
2602 p.add_option ('-l', '--language',
2603 metavar = _ ("LANG"),
2605 help = _ ("use a different language file 'LANG.ly' and corresponding pitch names, e.g. 'deutsch' for deutsch.ly"))
2607 p.add_option ('--nd', '--no-articulation-directions',
2608 action = "store_false",
2610 dest = "convert_directions",
2611 help = _ ("do not convert directions (^, _ or -) for articulations, dynamics, etc."))
2613 p.add_option ('--nrp', '--no-rest-positions',
2614 action = "store_false",
2616 dest = "convert_rest_positions",
2617 help = _ ("do not convert exact vertical positions of rests"))
2619 p.add_option ('--no-beaming',
2620 action = "store_false",
2622 dest = "convert_beaming",
2623 help = _ ("do not convert beaming information, use lilypond's automatic beaming instead"))
2625 p.add_option ('-o', '--output',
2626 metavar = _ ("FILE"),
2630 dest = 'output_name',
2631 help = _ ("set output filename to FILE, stdout if -"))
2632 p.add_option_group ('',
2634 _ ("Report bugs via %s")
2635 % 'http://post.gmane.org/post.php'
2636 '?group=gmane.comp.gnu.lilypond.bugs') + '\n')
2639 def music_xml_voice_name_to_lily_name (part_id, name):
2640 str = "Part%sVoice%s" % (part_id, name)
2641 return musicxml_id_to_lily (str)
2643 def music_xml_lyrics_name_to_lily_name (part_id, name, lyricsnr):
2644 str = "Part%sVoice%sLyrics%s" % (part_id, name, lyricsnr)
2645 return musicxml_id_to_lily (str)
2647 def music_xml_figuredbass_name_to_lily_name (part_id, voicename):
2648 str = "Part%sVoice%sFiguredBass" % (part_id, voicename)
2649 return musicxml_id_to_lily (str)
2651 def music_xml_chordnames_name_to_lily_name (part_id, voicename):
2652 str = "Part%sVoice%sChords" % (part_id, voicename)
2653 return musicxml_id_to_lily (str)
2655 def print_voice_definitions (printer, part_list, voices):
2656 for part in part_list:
2658 nv_dict = voices.get (part_id, {})
2659 for (name, voice) in nv_dict.items ():
2660 k = music_xml_voice_name_to_lily_name (part_id, name)
2661 printer.dump ('%s = ' % k)
2662 voice.ly_voice.print_ly (printer)
2664 if voice.chordnames:
2665 cnname = music_xml_chordnames_name_to_lily_name (part_id, name)
2666 printer.dump ('%s = ' % cnname )
2667 voice.chordnames.print_ly (printer)
2669 for l in voice.lyrics_order:
2670 lname = music_xml_lyrics_name_to_lily_name (part_id, name, l)
2671 printer.dump ('%s = ' % lname )
2672 voice.lyrics_dict[l].print_ly (printer)
2674 if voice.figured_bass:
2675 fbname = music_xml_figuredbass_name_to_lily_name (part_id, name)
2676 printer.dump ('%s = ' % fbname )
2677 voice.figured_bass.print_ly (printer)
2682 return dict ([(elt,1) for elt in l]).keys ()
2684 # format the information about the staff in the form
2687 # [voiceid1, [lyricsid11, lyricsid12,...], figuredbassid1],
2688 # [voiceid2, [lyricsid21, lyricsid22,...], figuredbassid2],
2692 # raw_voices is of the form [(voicename, lyricsids, havefiguredbass)*]
2693 def format_staff_info (part_id, staff_id, raw_voices):
2695 for (v, lyricsids, figured_bass, chordnames) in raw_voices:
2696 voice_name = music_xml_voice_name_to_lily_name (part_id, v)
2697 voice_lyrics = [music_xml_lyrics_name_to_lily_name (part_id, v, l)
2699 figured_bass_name = ''
2701 figured_bass_name = music_xml_figuredbass_name_to_lily_name (part_id, v)
2702 chordnames_name = ''
2704 chordnames_name = music_xml_chordnames_name_to_lily_name (part_id, v)
2705 voices.append ([voice_name, voice_lyrics, figured_bass_name, chordnames_name])
2706 return [staff_id, voices]
2708 def update_score_setup (score_structure, part_list, voices):
2710 for part_definition in part_list:
2711 part_id = part_definition.id
2712 nv_dict = voices.get (part_id)
2714 error_message (_ ('unknown part in part-list: %s') % part_id)
2717 staves = reduce (lambda x,y: x+ y,
2718 [voice.voicedata._staves.keys ()
2719 for voice in nv_dict.values ()],
2722 if len (staves) > 1:
2724 staves = uniq_list (staves)
2727 thisstaff_raw_voices = [(voice_name, voice.lyrics_order, voice.figured_bass, voice.chordnames)
2728 for (voice_name, voice) in nv_dict.items ()
2729 if voice.voicedata._start_staff == s]
2730 staves_info.append (format_staff_info (part_id, s, thisstaff_raw_voices))
2732 thisstaff_raw_voices = [(voice_name, voice.lyrics_order, voice.figured_bass, voice.chordnames)
2733 for (voice_name, voice) in nv_dict.items ()]
2734 staves_info.append (format_staff_info (part_id, None, thisstaff_raw_voices))
2735 score_structure.set_part_information (part_id, staves_info)
2737 # Set global values in the \layout block, like auto-beaming etc.
2738 def update_layout_information ():
2739 if not conversion_settings.ignore_beaming and layout_information:
2740 layout_information.set_context_item ('Score', 'autoBeaming = ##f')
2742 def print_ly_preamble (printer, filename):
2743 printer.dump_version ()
2744 printer.print_verbatim ('%% automatically converted from %s\n' % filename)
2746 def print_ly_additional_definitions (printer, filename):
2747 if needed_additional_definitions:
2749 printer.print_verbatim ('%% additional definitions required by the score:')
2751 for a in set(needed_additional_definitions):
2752 printer.print_verbatim (additional_definitions.get (a, ''))
2756 # Read in the tree from the given I/O object (either file or string) and
2757 # demarshall it using the classes from the musicxml.py file
2758 def read_xml (io_object, use_lxml):
2761 tree = lxml.etree.parse (io_object)
2762 mxl_tree = musicxml.lxml_demarshal_node (tree.getroot ())
2765 from xml.dom import minidom, Node
2766 doc = minidom.parse(io_object)
2767 node = doc.documentElement
2768 return musicxml.minidom_demarshal_node (node)
2772 def read_musicxml (filename, compressed, use_lxml):
2776 progress (_ ("Input is compressed, extracting raw MusicXML data from stdin") )
2777 z = zipfile.ZipFile (sys.stdin)
2779 progress (_ ("Input file %s is compressed, extracting raw MusicXML data") % filename)
2780 z = zipfile.ZipFile (filename, "r")
2781 container_xml = z.read ("META-INF/container.xml")
2782 if not container_xml:
2784 container = read_xml (StringIO.StringIO (container_xml), use_lxml)
2787 rootfiles = container.get_maybe_exist_named_child ('rootfiles')
2790 rootfile_list = rootfiles.get_named_children ('rootfile')
2792 if len (rootfile_list) > 0:
2793 mxml_file = getattr (rootfile_list[0], 'full-path', None)
2795 raw_string = z.read (mxml_file)
2798 io_object = StringIO.StringIO (raw_string)
2799 elif filename == "-":
2800 io_object = sys.stdin
2802 io_object = filename
2804 return read_xml (io_object, use_lxml)
2807 def convert (filename, options):
2809 progress (_ ("Reading MusicXML from Standard input ...") )
2811 progress (_ ("Reading MusicXML from %s ...") % filename)
2813 tree = read_musicxml (filename, options.compressed, options.use_lxml)
2814 score_information = extract_score_information (tree)
2815 paper_information = extract_paper_information (tree)
2817 parts = tree.get_typed_children (musicxml.Part)
2818 (voices, staff_info) = get_all_voices (parts)
2821 mxl_pl = tree.get_maybe_exist_typed_child (musicxml.Part_list)
2823 score = extract_score_structure (mxl_pl, staff_info)
2824 part_list = mxl_pl.get_named_children ("score-part")
2826 # score information is contained in the <work>, <identification> or <movement-title> tags
2827 update_score_setup (score, part_list, voices)
2828 # After the conversion, update the list of settings for the \layout block
2829 update_layout_information ()
2831 if not options.output_name:
2832 options.output_name = os.path.basename (filename)
2833 options.output_name = os.path.splitext (options.output_name)[0]
2834 elif re.match (".*\.ly", options.output_name):
2835 options.output_name = os.path.splitext (options.output_name)[0]
2838 #defs_ly_name = options.output_name + '-defs.ly'
2839 if (options.output_name == "-"):
2840 output_ly_name = 'Standard output'
2842 output_ly_name = options.output_name + '.ly'
2844 progress (_ ("Output to `%s'") % output_ly_name)
2845 printer = musicexp.Output_printer()
2846 #progress (_ ("Output to `%s'") % defs_ly_name)
2847 if (options.output_name == "-"):
2848 printer.set_file (codecs.getwriter ("utf-8")(sys.stdout))
2850 printer.set_file (codecs.open (output_ly_name, 'wb', encoding='utf-8'))
2851 print_ly_preamble (printer, filename)
2852 print_ly_additional_definitions (printer, filename)
2853 if score_information:
2854 score_information.print_ly (printer)
2855 if paper_information:
2856 paper_information.print_ly (printer)
2857 if layout_information:
2858 layout_information.print_ly (printer)
2859 print_voice_definitions (printer, part_list, voices)
2862 printer.dump ("% The score definition")
2864 score.print_ly (printer)
2869 def get_existing_filename_with_extension (filename, ext):
2870 if os.path.exists (filename):
2872 newfilename = filename + "." + ext
2873 if os.path.exists (newfilename):
2875 newfilename = filename + ext
2876 if os.path.exists (newfilename):
2881 opt_parser = option_parser()
2884 (options, args) = opt_parser.parse_args ()
2886 opt_parser.print_usage()
2889 if options.language:
2890 musicexp.set_pitch_language (options.language)
2891 needed_additional_definitions.append (options.language)
2892 additional_definitions[options.language] = "\\include \"%s.ly\"\n" % options.language
2893 conversion_settings.ignore_beaming = not options.convert_beaming
2895 # Allow the user to leave out the .xml or xml on the filename
2896 basefilename = args[0].decode('utf-8')
2897 if basefilename == "-": # Read from stdin
2900 filename = get_existing_filename_with_extension (basefilename, "xml")
2902 filename = get_existing_filename_with_extension (basefilename, "mxl")
2903 options.compressed = True
2904 if filename and filename.endswith ("mxl"):
2905 options.compressed = True
2907 if filename and (filename == "-" or os.path.exists (filename)):
2908 voices = convert (filename, options)
2910 progress (_ ("Unable to find input file %s") % basefilename)
2912 if __name__ == '__main__':