import re
import os
import string
-from gettext import gettext as _
+import codecs
+import zipfile
+import StringIO
"""
@relocate-preamble@
"""
import lilylib as ly
+_ = ly._
import musicxml
import musicexp
from rational import Rational
+# Store command-line options in a global variable, so we can access them everythwere
+options = None
+
+class Conversion_Settings:
+ def __init__(self):
+ self.ignore_beaming = False
+
+conversion_settings = Conversion_Settings ()
+# Use a global variable to store the setting needed inside a \layout block.
+# whenever we need to change a setting or add/remove an engraver, we can access
+# this layout and add the corresponding settings
+layout_information = musicexp.Layout ()
def progress (str):
- sys.stderr.write (str + '\n')
+ ly.stderr_write (str + '\n')
sys.stderr.flush ()
+
+def error_message (str):
+ ly.stderr_write (str + '\n')
+ sys.stderr.flush ()
+
+needed_additional_definitions = []
+additional_definitions = {
+ "snappizzicato": """#(define-markup-command (snappizzicato layout props) ()
+ (interpret-markup layout props
+ (markup #:stencil
+ (ly:stencil-translate-axis
+ (ly:stencil-add
+ (make-circle-stencil 0.7 0.1 #f)
+ (ly:make-stencil
+ (list 'draw-line 0.1 0 0.1 0 1)
+ '(-0.1 . 0.1) '(0.1 . 1)))
+ 0.7 X))))""",
+ "eyeglasses": """eyeglassesps = #"0.15 setlinewidth
+ -0.9 0 translate
+ 1.1 1.1 scale
+ 1.2 0.7 moveto
+ 0.7 0.7 0.5 0 361 arc
+ stroke
+ 2.20 0.70 0.50 0 361 arc
+ stroke
+ 1.45 0.85 0.30 0 180 arc
+ stroke
+ 0.20 0.70 moveto
+ 0.80 2.00 lineto
+ 0.92 2.26 1.30 2.40 1.15 1.70 curveto
+ stroke
+ 2.70 0.70 moveto
+ 3.30 2.00 lineto
+ 3.42 2.26 3.80 2.40 3.65 1.70 curveto
+ stroke"
+eyeglasses = \markup { \with-dimensions #'(0 . 4.4) #'(0 . 2.5) \postscript #eyeglassesps }"""
+}
+
+def round_to_two_digits (val):
+ return round (val * 100) / 100
+
+def extract_paper_information (tree):
+ paper = musicexp.Paper ()
+ defaults = tree.get_maybe_exist_named_child ('defaults')
+ if not defaults:
+ return None
+ tenths = -1
+ scaling = defaults.get_maybe_exist_named_child ('scaling')
+ if scaling:
+ mm = scaling.get_named_child ('millimeters')
+ mm = string.atof (mm.get_text ())
+ tn = scaling.get_maybe_exist_named_child ('tenths')
+ tn = string.atof (tn.get_text ())
+ tenths = mm / tn
+ paper.global_staff_size = mm * 72.27 / 25.4
+ # We need the scaling (i.e. the size of staff tenths for everything!
+ if tenths < 0:
+ return None
+
+ def from_tenths (txt):
+ return round_to_two_digits (string.atof (txt) * tenths / 10)
+ def set_paper_variable (varname, parent, element_name):
+ el = parent.get_maybe_exist_named_child (element_name)
+ if el: # Convert to cm from tenths
+ setattr (paper, varname, from_tenths (el.get_text ()))
+
+ pagelayout = defaults.get_maybe_exist_named_child ('page-layout')
+ if pagelayout:
+ # TODO: How can one have different margins for even and odd pages???
+ set_paper_variable ("page_height", pagelayout, 'page-height')
+ set_paper_variable ("page_width", pagelayout, 'page-width')
+
+ pmargins = pagelayout.get_named_children ('page-margins')
+ for pm in pmargins:
+ set_paper_variable ("left_margin", pm, 'left-margin')
+ set_paper_variable ("right_margin", pm, 'right-margin')
+ set_paper_variable ("bottom_margin", pm, 'bottom-margin')
+ set_paper_variable ("top_margin", pm, 'top-margin')
+
+ systemlayout = defaults.get_maybe_exist_named_child ('system-layout')
+ if systemlayout:
+ sl = systemlayout.get_maybe_exist_named_child ('system-margins')
+ if sl:
+ set_paper_variable ("system_left_margin", sl, 'left-margin')
+ set_paper_variable ("system_right_margin", sl, 'right-margin')
+ set_paper_variable ("system_distance", systemlayout, 'system-distance')
+ set_paper_variable ("top_system_distance", systemlayout, 'top-system-distance')
+
+ stafflayout = defaults.get_named_children ('staff-layout')
+ for sl in stafflayout:
+ nr = getattr (sl, 'number', 1)
+ dist = sl.get_named_child ('staff-distance')
+ #TODO: the staff distance needs to be set in the Staff context!!!
+
+ # TODO: Finish appearance?, music-font?, word-font?, lyric-font*, lyric-language*
+ appearance = defaults.get_named_child ('appearance')
+ if appearance:
+ lws = appearance.get_named_children ('line-width')
+ for lw in lws:
+ # Possible types are: beam, bracket, dashes,
+ # enclosure, ending, extend, heavy barline, leger,
+ # light barline, octave shift, pedal, slur middle, slur tip,
+ # staff, stem, tie middle, tie tip, tuplet bracket, and wedge
+ tp = lw.type
+ w = from_tenths (lw.get_text ())
+ # TODO: Do something with these values!
+ nss = appearance.get_named_children ('note-size')
+ for ns in nss:
+ # Possible types are: cue, grace and large
+ tp = ns.type
+ sz = from_tenths (ns.get_text ())
+ # TODO: Do something with these values!
+ # <other-appearance> elements have no specified meaning
+
+ rawmusicfont = defaults.get_named_child ('music-font')
+ if rawmusicfont:
+ # TODO: Convert the font
+ pass
+ rawwordfont = defaults.get_named_child ('word-font')
+ if rawwordfont:
+ # TODO: Convert the font
+ pass
+ rawlyricsfonts = defaults.get_named_children ('lyric-font')
+ for lyricsfont in rawlyricsfonts:
+ # TODO: Convert the font
+ pass
+
+ return paper
+
+
+
+# score information is contained in the <work>, <identification> or <movement-title> tags
+# extract those into a hash, indexed by proper lilypond header attributes
+def extract_score_information (tree):
+ header = musicexp.Header ()
+ def set_if_exists (field, value):
+ if value:
+ header.set_field (field, musicxml.escape_ly_output_string (value))
+
+ work = tree.get_maybe_exist_named_child ('work')
+ if work:
+ set_if_exists ('title', work.get_work_title ())
+ set_if_exists ('worknumber', work.get_work_number ())
+ set_if_exists ('opus', work.get_opus ())
+ else:
+ movement_title = tree.get_maybe_exist_named_child ('movement-title')
+ if movement_title:
+ set_if_exists ('title', movement_title.get_text ())
+ identifications = tree.get_named_children ('identification')
+ for ids in identifications:
+ set_if_exists ('copyright', ids.get_rights ())
+ set_if_exists ('composer', ids.get_composer ())
+ set_if_exists ('arranger', ids.get_arranger ())
+ set_if_exists ('editor', ids.get_editor ())
+ set_if_exists ('poet', ids.get_poet ())
+
+ set_if_exists ('tagline', ids.get_encoding_software ())
+ set_if_exists ('encodingsoftware', ids.get_encoding_software ())
+ set_if_exists ('encodingdate', ids.get_encoding_date ())
+ set_if_exists ('encoder', ids.get_encoding_person ())
+ set_if_exists ('encodingdescription', ids.get_encoding_description ())
+
+ # Finally, apply the required compatibility modes
+ # Some applications created wrong MusicXML files, so we need to
+ # apply some compatibility mode, e.g. ignoring some features/tags
+ # in those files
+ software = ids.get_encoding_software_list ()
+
+ # Case 1: "Sibelius 5.1" with the "Dolet 3.4 for Sibelius" plugin
+ # is missing all beam ends => ignore all beaming information
+ if "Dolet 3.4 for Sibelius" in software:
+ conversion_settings.ignore_beaming = True
+ progress (_ ("Encountered file created by Dolet 3.4 for Sibelius, containing wrong beaming information. All beaming information in the MusicXML file will be ignored"))
+ # TODO: Check for other unsupported features
+
+ return header
+
+class PartGroupInfo:
+ def __init__ (self):
+ self.start = {}
+ self.end = {}
+ def is_empty (self):
+ return len (self.start) + len (self.end) == 0
+ def add_start (self, g):
+ self.start[getattr (g, 'number', "1")] = g
+ def add_end (self, g):
+ self.end[getattr (g, 'number', "1")] = g
+ def print_ly (self, printer):
+ error_message (_ ("Unprocessed PartGroupInfo %s encountered") % self)
+ def ly_expression (self):
+ error_message (_ ("Unprocessed PartGroupInfo %s encountered") % self)
+ return ''
+
+def staff_attributes_to_string_tunings (mxl_attr):
+ details = mxl_attr.get_maybe_exist_named_child ('staff-details')
+ if not details:
+ return []
+ lines = 6
+ staff_lines = details.get_maybe_exist_named_child ('staff-lines')
+ if staff_lines:
+ lines = string.atoi (staff_lines.get_text ())
+
+ tunings = [0]*lines
+ staff_tunings = details.get_named_children ('staff-tuning')
+ for i in staff_tunings:
+ p = musicexp.Pitch()
+ line = 0
+ try:
+ line = string.atoi (i.line) - 1
+ except ValueError:
+ pass
+ tunings[line] = p
+
+ step = i.get_named_child (u'tuning-step')
+ step = step.get_text ().strip ()
+ p.step = musicxml_step_to_lily (step)
+
+ octave = i.get_named_child (u'tuning-octave')
+ octave = octave.get_text ().strip ()
+ p.octave = int (octave) - 4
+
+ alter = i.get_named_child (u'tuning-alter')
+ if alter:
+ p.alteration = int (alter.get_text ().strip ())
+ # lilypond seems to use the opposite ordering than MusicXML...
+ tunings.reverse ()
+
+ return tunings
+
+
+def staff_attributes_to_lily_staff (mxl_attr):
+ if not mxl_attr:
+ return musicexp.Staff ()
+
+ (staff_id, attributes) = mxl_attr.items ()[0]
+
+ # distinguish by clef:
+ # percussion (percussion and rhythmic), tab, and everything else
+ clef_sign = None
+ clef = attributes.get_maybe_exist_named_child ('clef')
+ if clef:
+ sign = clef.get_maybe_exist_named_child ('sign')
+ if sign:
+ clef_sign = {"percussion": "percussion", "TAB": "tab"}.get (sign.get_text (), None)
+
+ lines = 5
+ details = attributes.get_named_children ('staff-details')
+ for d in details:
+ staff_lines = d.get_maybe_exist_named_child ('staff-lines')
+ if staff_lines:
+ lines = string.atoi (staff_lines.get_text ())
+
+ staff = None
+ if clef_sign == "percussion" and lines == 1:
+ staff = musicexp.RhythmicStaff ()
+ elif clef_sign == "percussion":
+ staff = musicexp.DrumStaff ()
+ # staff.drum_style_table = ???
+ elif clef_sign == "tab":
+ staff = musicexp.TabStaff ()
+ staff.string_tunings = staff_attributes_to_string_tunings (attributes)
+ # staff.tablature_format = ???
+ else:
+ # TODO: Handle case with lines <> 5!
+ staff = musicexp.Staff ()
+
+ return staff
+
+
+def extract_score_structure (part_list, staffinfo):
+ structure = musicexp.StaffGroup (None)
+ if not part_list:
+ return structure
+
+ def read_score_part (el):
+ if not isinstance (el, musicxml.Score_part):
+ return
+ # Depending on the attributes of the first measure, we create different
+ # types of staves (Staff, RhythmicStaff, DrumStaff, TabStaff, etc.)
+ staff = staff_attributes_to_lily_staff (staffinfo.get (el.id, None))
+ if not staff:
+ return None
+ staff.id = el.id
+ partname = el.get_maybe_exist_named_child ('part-name')
+ # Finale gives unnamed parts the name "MusicXML Part" automatically!
+ if partname and partname.get_text() != "MusicXML Part":
+ staff.instrument_name = partname.get_text ()
+ if el.get_maybe_exist_named_child ('part-abbreviation'):
+ staff.short_instrument_name = el.get_maybe_exist_named_child ('part-abbreviation').get_text ()
+ # TODO: Read in the MIDI device / instrument
+ return staff
+
+ def read_score_group (el):
+ if not isinstance (el, musicxml.Part_group):
+ return
+ group = musicexp.StaffGroup ()
+ if hasattr (el, 'number'):
+ id = el.number
+ group.id = id
+ #currentgroups_dict[id] = group
+ #currentgroups.append (id)
+ if el.get_maybe_exist_named_child ('group-name'):
+ group.instrument_name = el.get_maybe_exist_named_child ('group-name').get_text ()
+ if el.get_maybe_exist_named_child ('group-abbreviation'):
+ group.short_instrument_name = el.get_maybe_exist_named_child ('group-abbreviation').get_text ()
+ if el.get_maybe_exist_named_child ('group-symbol'):
+ group.symbol = el.get_maybe_exist_named_child ('group-symbol').get_text ()
+ if el.get_maybe_exist_named_child ('group-barline'):
+ group.spanbar = el.get_maybe_exist_named_child ('group-barline').get_text ()
+ return group
+
+
+ parts_groups = part_list.get_all_children ()
+
+ # the start/end group tags are not necessarily ordered correctly and groups
+ # might even overlap, so we can't go through the children sequentially!
+
+ # 1) Replace all Score_part objects by their corresponding Staff objects,
+ # also collect all group start/stop points into one PartGroupInfo object
+ staves = []
+ group_info = PartGroupInfo ()
+ for el in parts_groups:
+ if isinstance (el, musicxml.Score_part):
+ if not group_info.is_empty ():
+ staves.append (group_info)
+ group_info = PartGroupInfo ()
+ staff = read_score_part (el)
+ if staff:
+ staves.append (staff)
+ elif isinstance (el, musicxml.Part_group):
+ if el.type == "start":
+ group_info.add_start (el)
+ elif el.type == "stop":
+ group_info.add_end (el)
+ if not group_info.is_empty ():
+ staves.append (group_info)
+
+ # 2) Now, detect the groups:
+ group_starts = []
+ pos = 0
+ while pos < len (staves):
+ el = staves[pos]
+ if isinstance (el, PartGroupInfo):
+ prev_start = 0
+ if len (group_starts) > 0:
+ prev_start = group_starts[-1]
+ elif len (el.end) > 0: # no group to end here
+ el.end = {}
+ if len (el.end) > 0: # closes an existing group
+ ends = el.end.keys ()
+ prev_started = staves[prev_start].start.keys ()
+ grpid = None
+ intersection = filter(lambda x:x in ends, prev_started)
+ if len (intersection) > 0:
+ grpid = intersection[0]
+ else:
+ # Close the last started group
+ grpid = staves[prev_start].start.keys () [0]
+ # Find the corresponding closing tag and remove it!
+ j = pos + 1
+ foundclosing = False
+ while j < len (staves) and not foundclosing:
+ if isinstance (staves[j], PartGroupInfo) and staves[j].end.has_key (grpid):
+ foundclosing = True
+ del staves[j].end[grpid]
+ if staves[j].is_empty ():
+ del staves[j]
+ j += 1
+ grpobj = staves[prev_start].start[grpid]
+ group = read_score_group (grpobj)
+ # remove the id from both the start and end
+ if el.end.has_key (grpid):
+ del el.end[grpid]
+ del staves[prev_start].start[grpid]
+ if el.is_empty ():
+ del staves[pos]
+ # replace the staves with the whole group
+ for j in staves[(prev_start + 1):pos]:
+ if j.is_group:
+ j.stafftype = "InnerStaffGroup"
+ group.append_staff (j)
+ del staves[(prev_start + 1):pos]
+ staves.insert (prev_start + 1, group)
+ # reset pos so that we continue at the correct position
+ pos = prev_start
+ # remove an empty start group
+ if staves[prev_start].is_empty ():
+ del staves[prev_start]
+ group_starts.remove (prev_start)
+ pos -= 1
+ elif len (el.start) > 0: # starts new part groups
+ group_starts.append (pos)
+ pos += 1
+
+ if len (staves) == 1:
+ return staves[0]
+ for i in staves:
+ structure.append_staff (i)
+ return structure
+
def musicxml_duration_to_lily (mxl_note):
d = musicexp.Duration ()
- if mxl_note.get_maybe_exist_typed_child (musicxml.Type):
- d.duration_log = mxl_note.get_duration_log ()
- else:
- d.duration_log = 0
+ # if the note has no Type child, then that method spits out a warning and
+ # returns 0, i.e. a whole note
+ d.duration_log = mxl_note.get_duration_log ()
d.dots = len (mxl_note.get_typed_children (musicxml.Dot))
- d.factor = mxl_note._duration / d.get_length ()
+ # Grace notes by specification have duration 0, so no time modification
+ # factor is possible. It even messes up the output with *0/1
+ if not mxl_note.get_maybe_exist_typed_child (musicxml.Grace):
+ d.factor = mxl_note._duration / d.get_length ()
+
+ return d
+
+def rational_to_lily_duration (rational_len):
+ d = musicexp.Duration ()
+
+ rational_len.normalize_self ()
+ 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)
+
+ # Duration of the form 1/2^n or 3/2^n can be converted to a simple lilypond duration
+ if (d_log >= 0 and rational_len.numerator() in (1,3,5,7) ):
+ # account for the dots!
+ d.dots = (rational_len.numerator()-1)/2
+ d.duration_log = d_log - d.dots
+ elif (d_log >= 0):
+ d.duration_log = d_log
+ d.factor = Rational (rational_len.numerator ())
+ else:
+ error_message (_ ("Encountered rational duration with denominator %s, "
+ "unable to convert to lilypond duration") %
+ rational_len.denominator ())
+ # TODO: Test the above error message
+ return None
+
+ return d
+
+def musicxml_partial_to_lily (partial_len):
+ if partial_len > 0:
+ p = musicexp.Partial ()
+ p.partial = rational_to_lily_duration (partial_len)
+ return p
+ else:
+ return Null
+
+# Detect repeats and alternative endings in the chord event list (music_list)
+# and convert them to the corresponding musicexp objects, containing nested
+# music
+def group_repeats (music_list):
+ repeat_replaced = True
+ music_start = 0
+ i = 0
+ # Walk through the list of expressions, looking for repeat structure
+ # (repeat start/end, corresponding endings). If we find one, try to find the
+ # last event of the repeat, replace the whole structure and start over again.
+ # For nested repeats, as soon as we encounter another starting repeat bar,
+ # treat that one first, and start over for the outer repeat.
+ while repeat_replaced and i < 100:
+ i += 1
+ repeat_start = -1 # position of repeat start / end
+ repeat_end = -1 # position of repeat start / end
+ repeat_times = 0
+ ending_start = -1 # position of current ending start
+ endings = [] # list of already finished endings
+ pos = 0
+ last = len (music_list) - 1
+ repeat_replaced = False
+ final_marker = 0
+ while pos < len (music_list) and not repeat_replaced:
+ e = music_list[pos]
+ repeat_finished = False
+ if isinstance (e, RepeatMarker):
+ if not repeat_times and e.times:
+ repeat_times = e.times
+ if e.direction == -1:
+ if repeat_end >= 0:
+ repeat_finished = True
+ else:
+ repeat_start = pos
+ repeat_end = -1
+ ending_start = -1
+ endings = []
+ elif e.direction == 1:
+ if repeat_start < 0:
+ repeat_start = 0
+ if repeat_end < 0:
+ repeat_end = pos
+ final_marker = pos
+ elif isinstance (e, EndingMarker):
+ if e.direction == -1:
+ if repeat_start < 0:
+ repeat_start = 0
+ if repeat_end < 0:
+ repeat_end = pos
+ ending_start = pos
+ elif e.direction == 1:
+ if ending_start < 0:
+ ending_start = 0
+ endings.append ([ending_start, pos])
+ ending_start = -1
+ final_marker = pos
+ elif not isinstance (e, musicexp.BarLine):
+ # As soon as we encounter an element when repeat start and end
+ # is set and we are not inside an alternative ending,
+ # this whole repeat structure is finished => replace it
+ if repeat_start >= 0 and repeat_end > 0 and ending_start < 0:
+ repeat_finished = True
+
+ # Finish off all repeats without explicit ending bar (e.g. when
+ # we convert only one page of a multi-page score with repeats)
+ if pos == last and repeat_start >= 0:
+ repeat_finished = True
+ final_marker = pos
+ if repeat_end < 0:
+ repeat_end = pos
+ if ending_start >= 0:
+ endings.append ([ending_start, pos])
+ ending_start = -1
+
+ if repeat_finished:
+ # We found the whole structure replace it!
+ r = musicexp.RepeatedMusic ()
+ if repeat_times <= 0:
+ repeat_times = 2
+ r.repeat_count = repeat_times
+ # don't erase the first element for "implicit" repeats (i.e. no
+ # starting repeat bars at the very beginning)
+ start = repeat_start+1
+ if repeat_start == music_start:
+ start = music_start
+ r.set_music (music_list[start:repeat_end])
+ for (start, end) in endings:
+ s = musicexp.SequentialMusic ()
+ s.elements = music_list[start+1:end]
+ r.add_ending (s)
+ del music_list[repeat_start:final_marker+1]
+ music_list.insert (repeat_start, r)
+ repeat_replaced = True
+ pos += 1
+ # TODO: Implement repeats until the end without explicit ending bar
+ return music_list
+
- return d
def group_tuplets (music_list, events):
j = 0
for (ev_chord, tuplet_elt, fraction) in events:
while (j < len (music_list)):
- if music_list[j]== ev_chord:
+ if music_list[j] == ev_chord:
break
j += 1
if tuplet_elt.type == 'start':
def musicxml_clef_to_lily (attributes):
change = musicexp.ClefChange ()
- change.type = attributes.get_clef_sign ()
+ (change.type, change.position, change.octave) = attributes.get_clef_information ()
return change
def musicxml_time_to_lily (attributes):
start_pitch.step = n
start_pitch.alteration = a
except KeyError:
- print 'unknown mode', mode
+ error_message (_ ("unknown mode %s, expecting 'major' or 'minor'") % mode)
fifth = musicexp.Pitch()
fifth.step = 4
}
for (k, func) in attr_dispatch.items ():
children = attrs.get_named_children (k)
-
- ## ugh: you get clefs spread over staves for piano
if children:
elts.append (func (attrs))
return elts
+class Marker (musicexp.Music):
+ def __init__ (self):
+ self.direction = 0
+ self.event = None
+ def print_ly (self, printer):
+ ly.stderr_write (_ ("Encountered unprocessed marker %s\n") % self)
+ pass
+ def ly_expression (self):
+ return ""
+class RepeatMarker (Marker):
+ def __init__ (self):
+ Marker.__init__ (self)
+ self.times = 0
+class EndingMarker (Marker):
+ pass
+
+# Convert the <barline> element to musicxml.BarLine (for non-standard barlines)
+# and to RepeatMarker and EndingMarker objects for repeat and
+# alternatives start/stops
+def musicxml_barline_to_lily (barline):
+ # retval contains all possible markers in the order:
+ # 0..bw_ending, 1..bw_repeat, 2..barline, 3..fw_repeat, 4..fw_ending
+ retval = {}
+ bartype_element = barline.get_maybe_exist_named_child ("bar-style")
+ repeat_element = barline.get_maybe_exist_named_child ("repeat")
+ ending_element = barline.get_maybe_exist_named_child ("ending")
+
+ bartype = None
+ if bartype_element:
+ bartype = bartype_element.get_text ()
+
+ if repeat_element and hasattr (repeat_element, 'direction'):
+ repeat = RepeatMarker ()
+ repeat.direction = {"forward": -1, "backward": 1}.get (repeat_element.direction, 0)
+
+ if ( (repeat_element.direction == "forward" and bartype == "heavy-light") or
+ (repeat_element.direction == "backward" and bartype == "light-heavy") ):
+ bartype = None
+ if hasattr (repeat_element, 'times'):
+ try:
+ repeat.times = int (repeat_element.times)
+ except ValueError:
+ repeat.times = 2
+ repeat.event = barline
+ if repeat.direction == -1:
+ retval[3] = repeat
+ else:
+ retval[1] = repeat
+
+ if ending_element and hasattr (ending_element, 'type'):
+ ending = EndingMarker ()
+ ending.direction = {"start": -1, "stop": 1, "discontinue": 1}.get (ending_element.type, 0)
+ ending.event = barline
+ if ending.direction == -1:
+ retval[4] = ending
+ else:
+ retval[0] = ending
+
+ if bartype:
+ b = musicexp.BarLine ()
+ b.type = bartype
+ retval[2] = b
+
+ return retval.values ()
+
spanner_event_dict = {
- 'slur' : musicexp.SlurEvent,
'beam' : musicexp.BeamEvent,
-}
+ 'dashes' : musicexp.TextSpannerEvent,
+ 'bracket' : musicexp.BracketSpannerEvent,
+ 'glissando' : musicexp.GlissandoEvent,
+ 'octave-shift' : musicexp.OctaveShiftEvent,
+ 'pedal' : musicexp.PedalEvent,
+ 'slide' : musicexp.GlissandoEvent,
+ 'slur' : musicexp.SlurEvent,
+ 'wavy-line' : musicexp.TrillSpanEvent,
+ 'wedge' : musicexp.HairpinEvent
+}
spanner_type_dict = {
'start': -1,
'begin': -1,
+ 'crescendo': -1,
+ 'decreschendo': -1,
+ 'diminuendo': -1,
+ 'continue': 0,
+ 'change': 0,
+ 'up': -1,
+ 'down': -1,
'stop': 1,
'end' : 1
}
ev = None
name = mxl_event.get_name()
- try:
- func = spanner_event_dict[name]
+ func = spanner_event_dict.get (name)
+ if func:
ev = func()
- except KeyError:
- print 'unknown span event ', mxl_event
+ else:
+ error_message (_ ('unknown span event %s') % mxl_event)
- try:
- key = mxl_event.get_type ()
- ev.span_direction = spanner_type_dict[key]
- except KeyError:
- print 'unknown span type', key, 'for', name
+
+ type = mxl_event.get_type ()
+ span_direction = spanner_type_dict.get (type)
+ # really check for None, because some types will be translated to 0, which
+ # would otherwise also lead to the unknown span warning
+ if span_direction != None:
+ ev.span_direction = span_direction
+ else:
+ error_message (_ ('unknown span type %s for %s') % (type, name))
+
+ ev.set_span_type (type)
+ ev.line_type = getattr (mxl_event, 'line-type', 'solid')
+
+ # assign the size, which is used for octave-shift, etc.
+ ev.size = mxl_event.get_size ()
return ev
def musicxml_direction_to_indicator (direction):
- val = { "above": 1, "upright": 1, "below": -1, "downright": -1 }.get (direction)
- if val:
- return val
- else:
- return ''
+ return { "above": 1, "upright": 1, "up": 1, "below": -1, "downright": -1, "down": -1, "inverted": -1 }.get (direction, 0)
def musicxml_fermata_to_lily_event (mxl_event):
ev = musicexp.ArticulationEvent ()
- ev.type = "fermata"
+ txt = mxl_event.get_text ()
+ # The contents of the element defined the shape, possible are normal, angled and square
+ ev.type = { "angled": "shortfermata", "square": "longfermata" }.get (txt, "fermata")
if hasattr (mxl_event, 'type'):
dir = musicxml_direction_to_indicator (mxl_event.type)
- if dir:
+ if dir and options.convert_directions:
ev.force_direction = dir
return ev
-def musicxml_tremolo_to_lily_event(mxl_event):
- if mxl_event.get_name () != "tremolo":
- return
+def musicxml_arpeggiate_to_lily_event (mxl_event):
+ ev = musicexp.ArpeggioEvent ()
+ ev.direction = musicxml_direction_to_indicator (getattr (mxl_event, 'direction', None))
+ return ev
+
+def musicxml_nonarpeggiate_to_lily_event (mxl_event):
+ ev = musicexp.ArpeggioEvent ()
+ ev.non_arpeggiate = True
+ ev.direction = musicxml_direction_to_indicator (getattr (mxl_event, 'direction', None))
+ return ev
+
+def musicxml_tremolo_to_lily_event (mxl_event):
ev = musicexp.TremoloEvent ()
- ev.bars = mxl_event.get_text ()
+ txt = mxl_event.get_text ()
+ if txt:
+ ev.bars = txt
+ else:
+ ev.bars = "3"
+ return ev
+
+def musicxml_falloff_to_lily_event (mxl_event):
+ ev = musicexp.BendEvent ()
+ ev.alter = -4
+ return ev
+
+def musicxml_doit_to_lily_event (mxl_event):
+ ev = musicexp.BendEvent ()
+ ev.alter = 4
+ return ev
+
+def musicxml_bend_to_lily_event (mxl_event):
+ ev = musicexp.BendEvent ()
+ ev.alter = mxl_event.bend_alter ()
+ return ev
+
+def musicxml_caesura_to_lily_event (mxl_event):
+ ev = musicexp.MarkupEvent ()
+ # FIXME: default to straight or curved caesura?
+ ev.contents = "\\musicglyph #\"scripts.caesura.straight\""
+ ev.force_direction = 1
+ return ev
+
+def musicxml_fingering_event (mxl_event):
+ ev = musicexp.ShortArticulationEvent ()
+ ev.type = mxl_event.get_text ()
+ return ev
+
+def musicxml_snappizzicato_event (mxl_event):
+ needed_additional_definitions.append ("snappizzicato")
+ ev = musicexp.MarkupEvent ()
+ ev.contents = "\\snappizzicato"
return ev
+def musicxml_string_event (mxl_event):
+ ev = musicexp.NoDirectionArticulationEvent ()
+ ev.type = mxl_event.get_text ()
+ return ev
+
+def musicxml_accidental_mark (mxl_event):
+ ev = musicexp.MarkupEvent ()
+ contents = { "sharp": "\\sharp",
+ "natural": "\\natural",
+ "flat": "\\flat",
+ "double-sharp": "\\doublesharp",
+ "sharp-sharp": "\\sharp\\sharp",
+ "flat-flat": "\\flat\\flat",
+ "flat-flat": "\\doubleflat",
+ "natural-sharp": "\\natural\\sharp",
+ "natural-flat": "\\natural\\flat",
+ "quarter-flat": "\\semiflat",
+ "quarter-sharp": "\\semisharp",
+ "three-quarters-flat": "\\sesquiflat",
+ "three-quarters-sharp": "\\sesquisharp",
+ }.get (mxl_event.get_text ())
+ if contents:
+ ev.contents = contents
+ return ev
+ else:
+ return None
+
+# translate articulations, ornaments and other notations into ArticulationEvents
+# possible values:
+# -) string (ArticulationEvent with that name)
+# -) function (function(mxl_event) needs to return a full ArticulationEvent-derived object
+# -) (class, name) (like string, only that a different class than ArticulationEvent is used)
# TODO: Some translations are missing!
-articulations_dict = {
- ##### ORNAMENTS
- "trill-mark": "trill",
- "turn": "turn",
- #"delayed-turn": "?",
- "inverted-turn": "reverseturn",
- #"shake": "?",
- #"wavy-line": "?",
+articulations_dict = {
+ "accent": (musicexp.ShortArticulationEvent, ">"), # or "accent"
+ "accidental-mark": musicxml_accidental_mark,
+ "bend": musicxml_bend_to_lily_event,
+ "breath-mark": (musicexp.NoDirectionArticulationEvent, "breathe"),
+ "caesura": musicxml_caesura_to_lily_event,
+ #"delayed-turn": "?",
+ "detached-legato": (musicexp.ShortArticulationEvent, "_"), # or "portato"
+ "doit": musicxml_doit_to_lily_event,
+ #"double-tongue": "?",
+ "down-bow": "downbow",
+ "falloff": musicxml_falloff_to_lily_event,
+ "fingering": musicxml_fingering_event,
+ #"fingernails": "?",
+ #"fret": "?",
+ #"hammer-on": "?",
+ "harmonic": "flageolet",
+ #"heel": "?",
+ "inverted-mordent": "prall",
+ "inverted-turn": "reverseturn",
"mordent": "mordent",
- #"inverted-mordent": "?",
- #"schleifer": "?"
- ##### TECHNICALS
- "up-bow": "upbow",
- "down-bow": "downbow",
- #"harmonic": "",
- #"open-string": "",
- #"thumb-position": "",
- #"fingering": "",
- #"pluck": "",
- #"double-tongue": "",
- #"triple-tongue": "",
- #"stopped": "",
- #"snap-pizzicato": "",
- #"fret": "",
- #"string": "",
- #"hammer-on": "",
- #"pull-off": "",
- #"bend": "",
- #"tap": "",
- #"heel": "",
- #"toe": "",
- #"fingernails": ""
- ##### ARTICULATIONS
- "accent": "accent",
- "strong-accent": "marcato",
- "staccato": "staccato",
- "tenuto": "tenuto",
- #"detached-legato": "",
- "staccatissimo": "staccatissimo",
- #"spiccato": "",
- #"scoop": "",
- #"plop": "",
- #"doit": "",
- #"falloff": "",
- "breath-mark": "breathe",
- #"caesura": "caesura",
- #"stress": "",
- #"unstress": ""
+ "open-string": "open",
+ #"plop": "?",
+ #"pluck": "?",
+ #"pull-off": "?",
+ #"schleifer": "?",
+ #"scoop": "?",
+ #"shake": "?",
+ "snap-pizzicato": musicxml_snappizzicato_event,
+ #"spiccato": "?",
+ "staccatissimo": (musicexp.ShortArticulationEvent, "|"), # or "staccatissimo"
+ "staccato": (musicexp.ShortArticulationEvent, "."), # or "staccato"
+ "stopped": (musicexp.ShortArticulationEvent, "+"), # or "stopped"
+ #"stress": "?",
+ "string": musicxml_string_event,
+ "strong-accent": (musicexp.ShortArticulationEvent, "^"), # or "marcato"
+ #"tap": "?",
+ "tenuto": (musicexp.ShortArticulationEvent, "-"), # or "tenuto"
+ "thumb-position": "thumb",
+ #"toe": "?",
+ "turn": "turn",
+ "tremolo": musicxml_tremolo_to_lily_event,
+ "trill-mark": "trill",
+ #"triple-tongue": "?",
+ #"unstress": "?"
+ "up-bow": "upbow",
+ #"wavy-line": "?",
}
+articulation_spanners = [ "wavy-line" ]
-def musicxml_articulation_to_lily_event(mxl_event):
- ev = musicexp.ArticulationEvent ()
- tp = articulations_dict.get (mxl_event.get_name ())
- if not tp:
+def musicxml_articulation_to_lily_event (mxl_event):
+ # wavy-line elements are treated as trill spanners, not as articulation ornaments
+ if mxl_event.get_name () in articulation_spanners:
+ return musicxml_spanner_to_lily_event (mxl_event)
+
+ tmp_tp = articulations_dict.get (mxl_event.get_name ())
+ if not tmp_tp:
return
-
- ev.type = tp
+
+ if isinstance (tmp_tp, str):
+ ev = musicexp.ArticulationEvent ()
+ ev.type = tmp_tp
+ elif isinstance (tmp_tp, tuple):
+ ev = tmp_tp[0] ()
+ ev.type = tmp_tp[1]
+ else:
+ ev = tmp_tp (mxl_event)
# Some articulations use the type attribute, other the placement...
dir = None
- if hasattr (mxl_event, 'type'):
+ if hasattr (mxl_event, 'type') and options.convert_directions:
dir = musicxml_direction_to_indicator (mxl_event.type)
- if hasattr (mxl_event, 'placement'):
+ if hasattr (mxl_event, 'placement') and options.convert_directions:
dir = musicxml_direction_to_indicator (mxl_event.placement)
if dir:
ev.force_direction = dir
return ev
-def musicxml_direction_to_lily( n ):
+
+def musicxml_dynamics_to_lily_event (dynentry):
+ dynamics_available = (
+ "ppppp", "pppp", "ppp", "pp", "p", "mp", "mf",
+ "f", "ff", "fff", "ffff", "fp", "sf", "sff", "sp", "spp", "sfz", "rfz" )
+ dynamicsname = dynentry.get_name ()
+ if dynamicsname == "other-dynamics":
+ dynamicsname = dynentry.get_text ()
+ if not dynamicsname or dynamicsname=="#text":
+ return
+
+ if not dynamicsname in dynamics_available:
+ # Get rid of - in tag names (illegal in ly tags!)
+ dynamicstext = dynamicsname
+ dynamicsname = string.replace (dynamicsname, "-", "")
+ additional_definitions[dynamicsname] = dynamicsname + \
+ " = #(make-dynamic-script \"" + dynamicstext + "\")"
+ needed_additional_definitions.append (dynamicsname)
+ event = musicexp.DynamicsEvent ()
+ event.type = dynamicsname
+ return event
+
+# Convert single-color two-byte strings to numbers 0.0 - 1.0
+def hexcolorval_to_nr (hex_val):
+ try:
+ v = int (hex_val, 16)
+ if v == 255:
+ v = 256
+ return v / 256.
+ except ValueError:
+ return 0.
+
+def hex_to_color (hex_val):
+ 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])$', hex_val, re.IGNORECASE)
+ if res:
+ return map (lambda x: hexcolorval_to_nr (x), res.group (2,3,4))
+ else:
+ return None
+
+def musicxml_words_to_lily_event (words):
+ event = musicexp.TextEvent ()
+ text = words.get_text ()
+ text = re.sub ('^ *\n? *', '', text)
+ text = re.sub (' *\n? *$', '', text)
+ event.text = text
+
+ if hasattr (words, 'default-y') and options.convert_directions:
+ offset = getattr (words, 'default-y')
+ try:
+ off = string.atoi (offset)
+ if off > 0:
+ event.force_direction = 1
+ else:
+ event.force_direction = -1
+ except ValueError:
+ event.force_direction = 0
+
+ if hasattr (words, 'font-weight'):
+ font_weight = { "normal": '', "bold": '\\bold' }.get (getattr (words, 'font-weight'), '')
+ if font_weight:
+ event.markup += font_weight
+
+ if hasattr (words, 'font-size'):
+ size = getattr (words, 'font-size')
+ font_size = {
+ "xx-small": '\\teeny',
+ "x-small": '\\tiny',
+ "small": '\\small',
+ "medium": '',
+ "large": '\\large',
+ "x-large": '\\huge',
+ "xx-large": '\\bigger\\huge'
+ }.get (size, '')
+ if font_size:
+ event.markup += font_size
+
+ if hasattr (words, 'color'):
+ color = getattr (words, 'color')
+ rgb = hex_to_color (color)
+ if rgb:
+ event.markup += "\\with-color #(rgb-color %s %s %s)" % (rgb[0], rgb[1], rgb[2])
+
+ if hasattr (words, 'font-style'):
+ font_style = { "italic": '\\italic' }.get (getattr (words, 'font-style'), '')
+ if font_style:
+ event.markup += font_style
+
+ # TODO: How should I best convert the font-family attribute?
+
+ # TODO: How can I represent the underline, overline and line-through
+ # attributes in Lilypond? Values of these attributes indicate
+ # the number of lines
+
+ return event
+
+
+# convert accordion-registration to lilypond.
+# Since lilypond does not have any built-in commands, we need to create
+# the markup commands manually and define our own variables.
+# Idea was taken from: http://lsr.dsi.unimi.it/LSR/Item?id=194
+def musicxml_accordion_to_markup (mxl_event):
+ commandname = "accReg"
+ command = ""
+
+ high = mxl_event.get_maybe_exist_named_child ('accordion-high')
+ if high:
+ commandname += "H"
+ command += """\\combine
+ \\raise #2.5 \\musicglyph #\"accordion.accDot\"
+ """
+ middle = mxl_event.get_maybe_exist_named_child ('accordion-middle')
+ if middle:
+ # By default, use one dot (when no or invalid content is given). The
+ # MusicXML spec is quiet about this case...
+ txt = 1
+ try:
+ txt = string.atoi (middle.get_text ())
+ except ValueError:
+ pass
+ if txt == 3:
+ commandname += "MMM"
+ command += """\\combine
+ \\raise #1.5 \\musicglyph #\"accordion.accDot\"
+ \\combine
+ \\raise #1.5 \\translate #(cons 1 0) \\musicglyph #\"accordion.accDot\"
+ \\combine
+ \\raise #1.5 \\translate #(cons -1 0) \\musicglyph #\"accordion.accDot\"
+ """
+ elif txt == 2:
+ commandname += "MM"
+ command += """\\combine
+ \\raise #1.5 \\translate #(cons 0.5 0) \\musicglyph #\"accordion.accDot\"
+ \\combine
+ \\raise #1.5 \\translate #(cons -0.5 0) \\musicglyph #\"accordion.accDot\"
+ """
+ elif not txt <= 0:
+ commandname += "M"
+ command += """\\combine
+ \\raise #1.5 \\musicglyph #\"accordion.accDot\"
+ """
+ low = mxl_event.get_maybe_exist_named_child ('accordion-low')
+ if low:
+ commandname += "L"
+ command += """\\combine
+ \\raise #0.5 \musicglyph #\"accordion.accDot\"
+ """
+
+ command += "\musicglyph #\"accordion.accDiscant\""
+ command = "\\markup { \\normalsize %s }" % command
+ # Define the newly built command \accReg[H][MMM][L]
+ additional_definitions[commandname] = "%s = %s" % (commandname, command)
+ needed_additional_definitions.append (commandname)
+ return "\\%s" % commandname
+
+def musicxml_accordion_to_ly (mxl_event):
+ txt = musicxml_accordion_to_markup (mxl_event)
+ if txt:
+ ev = musicexp.MarkEvent (txt)
+ return ev
+ return
+
+
+def musicxml_rehearsal_to_ly_mark (mxl_event):
+ text = mxl_event.get_text ()
+ if not text:
+ return
+ # default is boxed rehearsal marks!
+ encl = "box"
+ if hasattr (mxl_event, 'enclosure'):
+ encl = {"none": None, "square": "box", "circle": "circle" }.get (mxl_event.enclosure, None)
+ if encl:
+ text = "\\%s { %s }" % (encl, text)
+ ev = musicexp.MarkEvent ("\\markup { %s }" % text)
+ return ev
+
+def musicxml_eyeglasses_to_ly (mxl_event):
+ needed_additional_definitions.append ("eyeglasses")
+ return musicexp.MarkEvent ("\\eyeglasses")
+
+def next_non_hash_index (lst, pos):
+ pos += 1
+ while pos < len (lst) and isinstance (lst[pos], musicxml.Hash_text):
+ pos += 1
+ return pos
+
+def musicxml_metronome_to_ly (mxl_event):
+ children = mxl_event.get_all_children ()
+ if not children:
+ return
+
+ index = -1
+ index = next_non_hash_index (children, index)
+ if isinstance (children[index], musicxml.BeatUnit):
+ # first form of metronome-mark, using unit and beats/min or other unit
+ ev = musicexp.TempoMark ()
+ if hasattr (mxl_event, 'parentheses'):
+ ev.set_parentheses (mxl_event.parentheses == "yes")
+
+ d = musicexp.Duration ()
+ d.duration_log = musicxml.musicxml_duration_to_log (children[index].get_text ())
+ index = next_non_hash_index (children, index)
+ if isinstance (children[index], musicxml.BeatUnitDot):
+ d.dots = 1
+ index = next_non_hash_index (children, index)
+ ev.set_base_duration (d)
+ if isinstance (children[index], musicxml.BeatUnit):
+ # Form "note = newnote"
+ newd = musicexp.Duration ()
+ newd.duration_log = musicxml.musicxml_duration_to_log (children[index].get_text ())
+ index = next_non_hash_index (children, index)
+ if isinstance (children[index], musicxml.BeatUnitDot):
+ newd.dots = 1
+ index = next_non_hash_index (children, index)
+ ev.set_new_duration (newd)
+ elif isinstance (children[index], musicxml.PerMinute):
+ # Form "note = bpm"
+ try:
+ beats = int (children[index].get_text ())
+ ev.set_beats_per_minute (beats)
+ except ValueError:
+ pass
+ else:
+ error_message (_ ("Unknown metronome mark, ignoring"))
+ return
+ return ev
+ else:
+ #TODO: Implement the other (more complex) way for tempo marks!
+ error_message (_ ("Metronome marks with complex relations (<metronome-note> in MusicXML) are not yet implemented."))
+ return
+
+# translate directions into Events, possible values:
+# -) string (MarkEvent with that command)
+# -) function (function(mxl_event) needs to return a full Event-derived object
+# -) (class, name) (like string, only that a different class than MarkEvent is used)
+directions_dict = {
+ 'accordion-registration' : musicxml_accordion_to_ly,
+ 'coda' : (musicexp.MusicGlyphMarkEvent, "coda"),
+# 'damp' : ???
+# 'damp-all' : ???
+ 'eyeglasses': musicxml_eyeglasses_to_ly,
+# 'harp-pedals' : ???
+# 'image' : ???
+ 'metronome' : musicxml_metronome_to_ly,
+ 'rehearsal' : musicxml_rehearsal_to_ly_mark,
+# 'scordatura' : ???
+ 'segno' : (musicexp.MusicGlyphMarkEvent, "segno"),
+ 'words' : musicxml_words_to_lily_event,
+}
+directions_spanners = [ 'octave-shift', 'pedal', 'wedge', 'dashes', 'bracket' ]
+
+def musicxml_direction_to_lily (n):
# TODO: Handle the <staff> element!
res = []
- dirtype = n.get_maybe_exist_typed_child (musicxml.DirType)
- if not dirtype:
- return res
+ # placement applies to all children!
+ dir = None
+ if hasattr (n, 'placement') and options.convert_directions:
+ dir = musicxml_direction_to_indicator (n.placement)
+ dirtype_children = []
+ # TODO: The direction-type is used for grouping (e.g. dynamics with text),
+ # so we can't simply flatten them out!
+ for dt in n.get_typed_children (musicxml.DirType):
+ dirtype_children += dt.get_all_children ()
+
+ for entry in dirtype_children:
+ # backets, dashes, octave shifts. pedal marks, hairpins etc. are spanners:
+ if entry.get_name() in directions_spanners:
+ event = musicxml_spanner_to_lily_event (entry)
+ if event:
+ res.append (event)
+ continue
+
+ # now treat all the "simple" ones, that can be translated using the dict
+ ev = None
+ tmp_tp = directions_dict.get (entry.get_name (), None)
+ if isinstance (tmp_tp, str): # string means MarkEvent
+ ev = musicexp.MarkEvent (tmp_tp)
+ elif isinstance (tmp_tp, tuple): # tuple means (EventClass, "text")
+ ev = tmp_tp[0] (tmp_tp[1])
+ elif tmp_tp:
+ ev = tmp_tp (entry)
+ if ev:
+ # TODO: set the correct direction! Unfortunately, \mark in ly does
+ # not seem to support directions!
+ res.append (ev)
+ continue
- for entry in dirtype.get_all_children ():
if entry.get_name () == "dynamics":
for dynentry in entry.get_all_children ():
- dynamics_available = ( "p", "pp", "ppp", "pppp", "ppppp", "pppppp",
- "f", "ff", "fff", "ffff", "fffff", "ffffff",
- "mp", "mf", "sf", "sfp", "sfpp", "fp",
- "rf", "rfz", "sfz", "sffz", "fz" )
- if not dynentry.get_name() in dynamics_available:
- continue
- event = musicexp.DynamicsEvent ()
- event.type = dynentry.get_name ()
- res.append (event)
-
- if entry.get_name() == "wedge":
- if hasattr (entry, 'type'):
- wedgetype = entry.type;
- wedgetypeval = {"crescendo" : 1, "decrescendo" : -1,
- "diminuendo" : -1, "stop" : 0 }.get (wedgetype)
- if wedgetypeval != None:
- event = musicexp.HairpinEvent (wedgetypeval)
- res.append (event)
+ ev = musicxml_dynamics_to_lily_event (dynentry)
+ if ev:
+ res.append (ev)
+
+ return res
+
+def musicxml_frame_to_lily_event (frame):
+ ev = musicexp.FretEvent ()
+ ev.strings = frame.get_strings ()
+ ev.frets = frame.get_frets ()
+ #offset = frame.get_first_fret () - 1
+ barre = []
+ for fn in frame.get_named_children ('frame-note'):
+ fret = fn.get_fret ()
+ if fret <= 0:
+ fret = "o"
+ el = [ fn.get_string (), fret ]
+ fingering = fn.get_fingering ()
+ if fingering >= 0:
+ el.append (fingering)
+ ev.elements.append (el)
+ b = fn.get_barre ()
+ if b == 'start':
+ barre[0] = el[0] # start string
+ barre[2] = el[1] # fret
+ elif b == 'stop':
+ barre[1] = el[0] # end string
+ if barre:
+ ev.barre = barre
+ return ev
+
+def musicxml_harmony_to_lily (n):
+ res = []
+ for f in n.get_named_children ('frame'):
+ ev = musicxml_frame_to_lily_event (f)
+ if ev:
+ res.append (ev)
+ return res
+
+
+def musicxml_chordpitch_to_lily (mxl_cpitch):
+ r = musicexp.ChordPitch ()
+ r.alteration = mxl_cpitch.get_alteration ()
+ r.step = musicxml_step_to_lily (mxl_cpitch.get_step ())
+ return r
+
+chordkind_dict = {
+ 'major': '5',
+ 'minor': 'm5',
+ 'augmented': 'aug5',
+ 'diminished': 'dim5',
+ # Sevenths:
+ 'dominant': '7',
+ 'major-seventh': 'maj7',
+ 'minor-seventh': 'm7',
+ 'diminished-seventh': 'dim7',
+ 'augmented-seventh': 'aug7',
+ 'half-diminished': 'dim5m7',
+ 'major-minor': 'maj7m5',
+ # Sixths:
+ 'major-sixth': '6',
+ 'minor-sixth': 'm6',
+ # Ninths:
+ 'dominant-ninth': '9',
+ 'major-ninth': 'maj9',
+ 'minor-ninth': 'm9',
+ # 11ths (usually as the basis for alteration):
+ 'dominant-11th': '11',
+ 'major-11th': 'maj11',
+ 'minor-11th': 'm11',
+ # 13ths (usually as the basis for alteration):
+ 'dominant-13th': '13.11',
+ 'major-13th': 'maj13.11',
+ 'minor-13th': 'm13',
+ # Suspended:
+ 'suspended-second': 'sus2',
+ 'suspended-fourth': 'sus4',
+ # Functional sixths:
+ # TODO
+ #'Neapolitan': '???',
+ #'Italian': '???',
+ #'French': '???',
+ #'German': '???',
+ # Other:
+ #'pedal': '???',(pedal-point bass)
+ 'power': '5^3',
+ #'Tristan': '???',
+ 'other': '1',
+ 'none': None,
+}
+
+def musicxml_chordkind_to_lily (kind):
+ res = chordkind_dict.get (kind, None)
+ # Check for None, since a major chord is converted to ''
+ if res == None:
+ error_message (_ ("Unable to convert chord type %s to lilypond.") % kind)
+ return res
+
+def musicxml_harmony_to_lily_chordname (n):
+ res = []
+ root = n.get_maybe_exist_named_child ('root')
+ if root:
+ ev = musicexp.ChordNameEvent ()
+ ev.root = musicxml_chordpitch_to_lily (root)
+ kind = n.get_maybe_exist_named_child ('kind')
+ if kind:
+ ev.kind = musicxml_chordkind_to_lily (kind.get_text ())
+ if not ev.kind:
+ return res
+ bass = n.get_maybe_exist_named_child ('bass')
+ if bass:
+ ev.bass = musicxml_chordpitch_to_lily (bass)
+ inversion = n.get_maybe_exist_named_child ('inversion')
+ if inversion:
+ # TODO: Lilypond does not support inversions, does it?
+
+ # Mail from Carl Sorensen on lilypond-devel, June 11, 2008:
+ # 4. LilyPond supports the first inversion in the form of added
+ # bass notes. So the first inversion of C major would be c:/g.
+ # To get the second inversion of C major, you would need to do
+ # e:6-3-^5 or e:m6-^5. However, both of these techniques
+ # require you to know the chord and calculate either the fifth
+ # pitch (for the first inversion) or the third pitch (for the
+ # second inversion) so they may not be helpful for musicxml2ly.
+ inversion_count = string.atoi (inversion.get_text ())
+ if inversion_count == 1:
+ # TODO: Calculate the bass note for the inversion...
+ pass
+ pass
+ for deg in n.get_named_children ('degree'):
+ d = musicexp.ChordModification ()
+ d.type = deg.get_type ()
+ d.step = deg.get_value ()
+ d.alteration = deg.get_alter ()
+ ev.add_modification (d)
+ #TODO: convert the user-symbols attribute:
+ #major: a triangle, like Unicode 25B3
+ #minor: -, like Unicode 002D
+ #augmented: +, like Unicode 002B
+ #diminished: (degree), like Unicode 00B0
+ #half-diminished: (o with slash), like Unicode 00F8
+ if ev and ev.root:
+ res.append (ev)
+
+ return res
+def musicxml_figured_bass_note_to_lily (n):
+ res = musicexp.FiguredBassNote ()
+ suffix_dict = { 'sharp' : "+",
+ 'flat' : "-",
+ 'natural' : "!",
+ 'double-sharp' : "++",
+ 'flat-flat' : "--",
+ 'sharp-sharp' : "++",
+ 'slash' : "/" }
+ prefix = n.get_maybe_exist_named_child ('prefix')
+ if prefix:
+ res.set_prefix (suffix_dict.get (prefix.get_text (), ""))
+ fnumber = n.get_maybe_exist_named_child ('figure-number')
+ if fnumber:
+ res.set_number (fnumber.get_text ())
+ suffix = n.get_maybe_exist_named_child ('suffix')
+ if suffix:
+ res.set_suffix (suffix_dict.get (suffix.get_text (), ""))
+ if n.get_maybe_exist_named_child ('extend'):
+ # TODO: Implement extender lines (unfortunately, in lilypond you have
+ # to use \set useBassFigureExtenders = ##t, which turns them on
+ # globally, while MusicXML has a property for each note...
+ # I'm not sure there is a proper way to implement this cleanly
+ #n.extend
+ pass
+ return res
+
+
+
+def musicxml_figured_bass_to_lily (n):
+ if not isinstance (n, musicxml.FiguredBass):
+ return
+ res = musicexp.FiguredBassEvent ()
+ for i in n.get_named_children ('figure'):
+ note = musicxml_figured_bass_note_to_lily (i)
+ if note:
+ res.append (note)
+ dur = n.get_maybe_exist_named_child ('duration')
+ if dur:
+ # apply the duration to res
+ length = Rational(int(dur.get_text()), n._divisions)*Rational(1,4)
+ res.set_real_duration (length)
+ duration = rational_to_lily_duration (length)
+ if duration:
+ res.set_duration (duration)
+ if hasattr (n, 'parentheses') and n.parentheses == "yes":
+ res.set_parentheses (True)
return res
instrument_drumtype_dict = {
'Side Stick': 'sidestick',
'Open Triangle': 'opentriangle',
'Mute Triangle': 'mutetriangle',
- 'Tambourine': 'tambourine'
+ 'Tambourine': 'tambourine',
+ 'Bass Drum': 'bassdrum',
}
def musicxml_note_to_lily_main_event (n):
pitch = None
duration = None
-
- mxl_pitch = n.get_maybe_exist_typed_child (musicxml.Pitch)
event = None
+
+ mxl_pitch = n.get_maybe_exist_typed_child (musicxml.Pitch)
if mxl_pitch:
pitch = musicxml_pitch_to_lily (mxl_pitch)
- event = musicexp.NoteEvent()
+ event = musicexp.NoteEvent ()
event.pitch = pitch
acc = n.get_maybe_exist_named_child ('accidental')
if acc:
# let's not force accs everywhere.
event.cautionary = acc.editorial
+
+ elif n.get_maybe_exist_typed_child (musicxml.Unpitched):
+ # Unpitched elements have display-step and can also have
+ # display-octave.
+ unpitched = n.get_maybe_exist_typed_child (musicxml.Unpitched)
+ event = musicexp.NoteEvent ()
+ event.pitch = musicxml_unpitched_to_lily (unpitched)
elif n.get_maybe_exist_typed_child (musicxml.Rest):
- event = musicexp.RestEvent()
+ # rests can have display-octave and display-step, which are
+ # treated like an ordinary note pitch
+ rest = n.get_maybe_exist_typed_child (musicxml.Rest)
+ event = musicexp.RestEvent ()
+ pitch = musicxml_restdisplay_to_lily (rest)
+ event.pitch = pitch
+
elif n.instrument_name:
event = musicexp.NoteEvent ()
- try:
- event.drum_type = instrument_drumtype_dict[n.instrument_name]
- except KeyError:
- n.message ("drum %s type unknow, please add to instrument_drumtype_dict" % n.instrument_name)
+ drum_type = instrument_drumtype_dict.get (n.instrument_name)
+ if drum_type:
+ event.drum_type = drum_type
+ else:
+ n.message (_ ("drum %s type unknown, please add to instrument_drumtype_dict") % n.instrument_name)
event.drum_type = 'acousticsnare'
-
- if not event:
- n.message ("cannot find suitable event")
- event.duration = musicxml_duration_to_lily (n)
+ else:
+ n.message (_ ("cannot find suitable event"))
+
+ if event:
+ event.duration = musicxml_duration_to_lily (n)
+
return event
-## todo
+## TODO
class NegativeSkip:
def __init__ (self, here, dest):
self.here = here
self.end_moment = Rational (0)
self.begin_moment = Rational (0)
self.pending_multibar = Rational (0)
+ self.ignore_skips = False
+ self.has_relevant_elements = False
def _insert_multibar (self):
r = musicexp.MultiMeasureRest ()
def add_multibar_rest (self, duration):
self.pending_multibar += duration
-
+
+ def set_duration (self, duration):
+ self.end_moment = self.begin_moment + duration
+ def current_duration (self):
+ return self.end_moment - self.begin_moment
def add_music (self, music, duration):
assert isinstance (music, musicexp.Music)
if self.pending_multibar > Rational (0):
self._insert_multibar ()
+ self.has_relevant_elements = True
self.elements.append (music)
self.begin_moment = self.end_moment
- self.end_moment = self.begin_moment + duration
-
+ self.set_duration (duration)
+
# Insert all pending dynamics right after the note/rest:
- if duration > Rational (0):
+ if isinstance (music, musicexp.ChordEvent) and self.pending_dynamics:
for d in self.pending_dynamics:
- self.elements.append (d)
+ music.append (d)
self.pending_dynamics = []
+ # Insert some music command that does not affect the position in the measure
+ def add_command (self, command):
+ assert isinstance (command, musicexp.Music)
+ if self.pending_multibar > Rational (0):
+ self._insert_multibar ()
+ self.has_relevant_elements = True
+ self.elements.append (command)
+ def add_barline (self, barline):
+ # TODO: Implement merging of default barline and custom bar line
+ self.add_music (barline, Rational (0))
+ def add_partial (self, command):
+ self.ignore_skips = True
+ self.add_command (command)
+
def add_dynamics (self, dynamic):
# store the dynamic item(s) until we encounter the next note/rest:
self.pending_dynamics.append (dynamic)
def add_bar_check (self, number):
- b = musicexp.BarCheck ()
+ # re/store has_relevant_elements, so that a barline alone does not
+ # trigger output for figured bass, chord names
+ has_relevant = self.has_relevant_elements
+ b = musicexp.BarLine ()
b.bar_number = number
- self.add_music (b, Rational (0))
+ self.add_barline (b)
+ self.has_relevant_elements = has_relevant
def jumpto (self, moment):
current_end = self.end_moment + self.pending_multibar
diff = moment - current_end
if diff < Rational (0):
- print 'Negative skip', diff
+ error_message (_ ('Negative skip %s') % diff)
diff = Rational (0)
- if diff > Rational (0):
+ if diff > Rational (0) and not (self.ignore_skips and moment == 0):
skip = musicexp.SkipEvent()
- skip.duration.duration_log = 0
- skip.duration.factor = diff
-
- evc = musicexp.EventChord ()
+ duration_factor = 1
+ 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)
+ duration_dots = 0
+ if duration_log > 0: # denominator is a power of 2...
+ if diff.numerator () == 3:
+ duration_log -= 1
+ duration_dots = 1
+ else:
+ duration_factor = Rational (diff.numerator ())
+ else:
+ # for skips of a whole or more, simply use s1*factor
+ duration_log = 0
+ duration_factor = diff
+ skip.duration.duration_log = duration_log
+ skip.duration.factor = duration_factor
+ skip.duration.dots = duration_dots
+
+ evc = musicexp.ChordEvent ()
evc.elements.append (skip)
self.add_music (evc, diff)
-
+
+ if diff > Rational (0) and moment == 0:
+ self.ignore_skips = False
+
def last_event_chord (self, starting_at):
value = None
+
+ # if the position matches, find the last ChordEvent, do not cross a bar line!
+ at = len( self.elements ) - 1
+ while (at >= 0 and
+ not isinstance (self.elements[at], musicexp.ChordEvent) and
+ not isinstance (self.elements[at], musicexp.BarLine)):
+ at -= 1
+
if (self.elements
- and isinstance (self.elements[-1], musicexp.EventChord)
+ and at >= 0
+ and isinstance (self.elements[at], musicexp.ChordEvent)
and self.begin_moment == starting_at):
- value = self.elements[-1]
+ value = self.elements[at]
else:
self.jumpto (starting_at)
value = None
-
return value
def correct_negative_skip (self, goto):
self.end_moment = goto
self.begin_moment = goto
- evc = musicexp.EventChord ()
+ evc = musicexp.ChordEvent ()
self.elements.append (evc)
-
+
+
+class VoiceData:
+ def __init__ (self):
+ self.voicename = None
+ self.voicedata = None
+ self.ly_voice = None
+ self.figured_bass = None
+ self.chordnames = None
+ self.lyrics_dict = {}
+ self.lyrics_order = []
+
+def musicxml_step_to_lily (step):
+ if step:
+ return (ord (step) - ord ('A') + 7 - 2) % 7
+ else:
+ return None
+
def musicxml_voice_to_lily_voice (voice):
tuplet_events = []
modes_found = {}
+ lyrics = {}
+ return_value = VoiceData ()
+ return_value.voicedata = voice
+
+ # First pitch needed for relative mode (if selected in command-line options)
+ first_pitch = None
+
+ # Needed for melismata detection (ignore lyrics on those notes!):
+ inside_slur = False
+ is_tied = False
+ is_chord = False
+ is_beamed = False
+ ignore_lyrics = False
+
+ current_staff = None
+
+ pending_figured_bass = []
+ pending_chordnames = []
+
+ # Make sure that the keys in the dict don't get reordered, since
+ # we need the correct ordering of the lyrics stanzas! By default,
+ # a dict will reorder its keys
+ return_value.lyrics_order = voice.get_lyrics_numbers ()
+ for k in return_value.lyrics_order:
+ lyrics[k] = []
- voice_builder = LilyPondVoiceBuilder()
+ voice_builder = LilyPondVoiceBuilder ()
+ figured_bass_builder = LilyPondVoiceBuilder ()
+ chordnames_builder = LilyPondVoiceBuilder ()
for n in voice._elements:
if n.get_name () == 'forward':
continue
+ staff = n.get_maybe_exist_named_child ('staff')
+ if staff:
+ staff = staff.get_text ()
+ if current_staff and staff <> current_staff and not n.get_maybe_exist_named_child ('chord'):
+ voice_builder.add_command (musicexp.StaffChange (staff))
+ current_staff = staff
+
+ if isinstance (n, musicxml.Partial) and n.partial > 0:
+ a = musicxml_partial_to_lily (n.partial)
+ if a:
+ voice_builder.add_partial (a)
+ continue
if isinstance (n, musicxml.Direction):
for a in musicxml_direction_to_lily (n):
- voice_builder.add_dynamics (a)
+ if a.wait_for_note ():
+ voice_builder.add_dynamics (a)
+ else:
+ voice_builder.add_command (a)
continue
-
- if not n.get_maybe_exist_named_child ('chord'):
+
+ if isinstance (n, musicxml.Harmony):
+ for a in musicxml_harmony_to_lily (n):
+ if a.wait_for_note ():
+ voice_builder.add_dynamics (a)
+ else:
+ voice_builder.add_command (a)
+ for a in musicxml_harmony_to_lily_chordname (n):
+ pending_chordnames.append (a)
+ continue
+
+ if isinstance (n, musicxml.FiguredBass):
+ a = musicxml_figured_bass_to_lily (n)
+ if a:
+ pending_figured_bass.append (a)
+ continue
+
+ is_chord = n.get_maybe_exist_named_child ('chord')
+ if not is_chord:
try:
voice_builder.jumpto (n._when)
except NegativeSkip, neg:
voice_builder.correct_negative_skip (n._when)
- n.message ("Negative skip? from %s to %s, diff %s" % (neg.here, neg.dest, neg.dest - neg.here))
+ n.message (_ ("Negative skip found: from %s to %s, difference is %s") % (neg.here, neg.dest, neg.dest - neg.here))
if isinstance (n, musicxml.Attributes):
if n.is_first () and n._measure_position == Rational (0):
number = int (n.get_parent ().number)
except ValueError:
number = 0
-
- voice_builder.add_bar_check (number)
+ if number > 0:
+ voice_builder.add_bar_check (number)
+ figured_bass_builder.add_bar_check (number)
+ chordnames_builder.add_bar_check (number)
+
for a in musicxml_attributes_to_lily (n):
- voice_builder.add_music (a, Rational (0))
+ voice_builder.add_command (a)
+ continue
+
+ if isinstance (n, musicxml.Barline):
+ barlines = musicxml_barline_to_lily (n)
+ for a in barlines:
+ if isinstance (a, musicexp.BarLine):
+ voice_builder.add_barline (a)
+ elif isinstance (a, RepeatMarker) or isinstance (a, EndingMarker):
+ voice_builder.add_command (a)
continue
if not n.__class__.__name__ == 'Note':
- print 'not a Note or Attributes?', n
+ error_message (_ ('unexpected %s; expected %s or %s or %s') % (n, 'Note', 'Attributes', 'Barline'))
continue
rest = n.get_maybe_exist_typed_child (musicxml.Rest)
num = int (n.get_parent ().number)
except ValueError:
num = 0
- voice_builder.add_bar_check (num)
-
- main_event = musicxml_note_to_lily_main_event (n)
+ if num > 0:
+ voice_builder.add_bar_check (num)
+ figured_bass_builder.add_bar_check (num)
+ chordnames_builder.add_bar_check (num)
- try:
- if main_event.drum_type:
- modes_found['drummode'] = True
- except AttributeError:
- pass
+ main_event = musicxml_note_to_lily_main_event (n)
+ if main_event and not first_pitch:
+ first_pitch = main_event.pitch
+ # ignore lyrics for notes inside a slur, tie, chord or beam
+ ignore_lyrics = inside_slur or is_tied or is_chord or is_beamed
+ if main_event and hasattr (main_event, 'drum_type') and main_event.drum_type:
+ modes_found['drummode'] = True
ev_chord = voice_builder.last_event_chord (n._when)
if not ev_chord:
- ev_chord = musicexp.EventChord()
+ ev_chord = musicexp.ChordEvent()
voice_builder.add_music (ev_chord, n._duration)
- ev_chord.append (main_event)
+ grace = n.get_maybe_exist_typed_child (musicxml.Grace)
+ if grace:
+ grace_chord = None
+ if n.get_maybe_exist_typed_child (musicxml.Chord) and ev_chord.grace_elements:
+ grace_chord = ev_chord.grace_elements.get_last_event_chord ()
+ if not grace_chord:
+ grace_chord = musicexp.ChordEvent ()
+ ev_chord.append_grace (grace_chord)
+ if hasattr (grace, 'slash'):
+ # TODO: use grace_type = "appoggiatura" for slurred grace notes
+ if grace.slash == "yes":
+ ev_chord.grace_type = "acciaccatura"
+ # now that we have inserted the chord into the grace music, insert
+ # everything into that chord instead of the ev_chord
+ ev_chord = grace_chord
+ ev_chord.append (main_event)
+ ignore_lyrics = True
+ else:
+ ev_chord.append (main_event)
+ # When a note/chord has grace notes (duration==0), the duration of the
+ # event chord is not yet known, but the event chord was already added
+ # with duration 0. The following correct this when we hit the real note!
+ if voice_builder.current_duration () == 0 and n._duration > 0:
+ voice_builder.set_duration (n._duration)
+
+ # if we have a figured bass, set its voice builder to the correct position
+ # and insert the pending figures
+ if pending_figured_bass:
+ try:
+ figured_bass_builder.jumpto (n._when)
+ except NegativeSkip, neg:
+ pass
+ for fb in pending_figured_bass:
+ # if a duration is given, use that, otherwise the one of the note
+ dur = fb.real_duration
+ if not dur:
+ dur = ev_chord.get_length ()
+ if not fb.duration:
+ fb.duration = ev_chord.get_duration ()
+ figured_bass_builder.add_music (fb, dur)
+ pending_figured_bass = []
- notations = n.get_maybe_exist_typed_child (musicxml.Notations)
+ if pending_chordnames:
+ try:
+ chordnames_builder.jumpto (n._when)
+ except NegativeSkip, neg:
+ pass
+ for cn in pending_chordnames:
+ # Assign the duration of the EventChord
+ cn.duration = ev_chord.get_duration ()
+ chordnames_builder.add_music (cn, ev_chord.get_length ())
+ pending_chordnames = []
+
+
+ notations_children = n.get_typed_children (musicxml.Notations)
tuplet_event = None
span_events = []
-
+
# The <notation> element can have the following children (+ means implemented, ~ partially, - not):
# +tied | +slur | +tuplet | glissando | slide |
# ornaments | technical | articulations | dynamics |
# +fermata | arpeggiate | non-arpeggiate |
# accidental-mark | other-notation
- if notations:
- if notations.get_tuplet():
- tuplet_event = notations.get_tuplet()
+ for notations in notations_children:
+ for tuplet_event in notations.get_tuplets():
mod = n.get_maybe_exist_typed_child (musicxml.Time_modification)
frac = (1,1)
if mod:
if s.get_type () in ('start','stop')]
if slurs:
if len (slurs) > 1:
- print 'more than 1 slur?'
-
+ error_message (_ ('cannot have two simultaneous slurs'))
+ # record the slur status for the next note in the loop
+ if not grace:
+ if slurs[0].get_type () == 'start':
+ inside_slur = True
+ elif slurs[0].get_type () == 'stop':
+ inside_slur = False
lily_ev = musicxml_spanner_to_lily_event (slurs[0])
ev_chord.append (lily_ev)
- mxl_tie = notations.get_tie ()
- if mxl_tie and mxl_tie.type == 'start':
- ev_chord.append (musicexp.TieEvent ())
-
+ if not grace:
+ mxl_tie = notations.get_tie ()
+ if mxl_tie and mxl_tie.type == 'start':
+ ev_chord.append (musicexp.TieEvent ())
+ is_tied = True
+ else:
+ is_tied = False
+
fermatas = notations.get_named_children ('fermata')
for a in fermatas:
- ev = musicxml_fermata_to_lily_event (a);
+ ev = musicxml_fermata_to_lily_event (a)
if ev:
ev_chord.append (ev)
-
+
+ arpeggiate = notations.get_named_children ('arpeggiate')
+ for a in arpeggiate:
+ ev = musicxml_arpeggiate_to_lily_event (a)
+ if ev:
+ ev_chord.append (ev)
+
+ arpeggiate = notations.get_named_children ('non-arpeggiate')
+ for a in arpeggiate:
+ ev = musicxml_nonarpeggiate_to_lily_event (a)
+ if ev:
+ ev_chord.append (ev)
+
+ glissandos = notations.get_named_children ('glissando')
+ glissandos += notations.get_named_children ('slide')
+ for a in glissandos:
+ ev = musicxml_spanner_to_lily_event (a)
+ if ev:
+ ev_chord.append (ev)
+
+ # accidental-marks are direct children of <notation>!
+ for a in notations.get_named_children ('accidental-mark'):
+ ev = musicxml_articulation_to_lily_event (a)
+ if ev:
+ ev_chord.append (ev)
+
# Articulations can contain the following child elements:
# accent | strong-accent | staccato | tenuto |
# detached-legato | staccatissimo | spiccato |
# shake | wavy-line | mordent | inverted-mordent |
# schleifer | tremolo | other-ornament, accidental-mark
ornaments = notations.get_named_children ('ornaments')
- for a in ornaments:
- for ch in a.get_named_children ('tremolo'):
- ev = musicxml_tremolo_to_lily_event (ch)
- if ev:
- ev_chord.append (ev)
-
ornaments += notations.get_named_children ('articulations')
ornaments += notations.get_named_children ('technical')
if ev:
ev_chord.append (ev)
+
mxl_beams = [b for b in n.get_named_children ('beam')
if (b.get_type () in ('begin', 'end')
and b.is_primary ())]
- if mxl_beams:
+ if mxl_beams and not conversion_settings.ignore_beaming:
beam_ev = musicxml_spanner_to_lily_event (mxl_beams[0])
if beam_ev:
ev_chord.append (beam_ev)
+ if beam_ev.span_direction == -1: # beam and thus melisma starts here
+ is_beamed = True
+ elif beam_ev.span_direction == 1: # beam and thus melisma ends here
+ is_beamed = False
if tuplet_event:
mod = n.get_maybe_exist_typed_child (musicxml.Time_modification)
tuplet_events.append ((ev_chord, tuplet_event, frac))
+ # Extract the lyrics
+ if not rest and not ignore_lyrics:
+ note_lyrics_processed = []
+ note_lyrics_elements = n.get_typed_children (musicxml.Lyric)
+ for l in note_lyrics_elements:
+ if l.get_number () < 0:
+ for k in lyrics.keys ():
+ lyrics[k].append (l.lyric_to_text ())
+ note_lyrics_processed.append (k)
+ else:
+ lyrics[l.number].append(l.lyric_to_text ())
+ note_lyrics_processed.append (l.number)
+ for lnr in lyrics.keys ():
+ if not lnr in note_lyrics_processed:
+ lyrics[lnr].append ("\skip4")
+
## force trailing mm rests to be written out.
- voice_builder.add_music (musicexp.EventChord (), Rational (0))
+ voice_builder.add_music (musicexp.ChordEvent (), Rational (0))
ly_voice = group_tuplets (voice_builder.elements, tuplet_events)
+ ly_voice = group_repeats (ly_voice)
- seq_music = musicexp.SequentialMusic()
+ seq_music = musicexp.SequentialMusic ()
if 'drummode' in modes_found.keys ():
## \key <pitch> barfs in drummode.
if not isinstance(e, musicexp.KeySignatureChange)]
seq_music.elements = ly_voice
-
+ for k in lyrics.keys ():
+ return_value.lyrics_dict[k] = musicexp.Lyrics ()
+ return_value.lyrics_dict[k].lyrics_syllables = lyrics[k]
if len (modes_found) > 1:
- print 'Too many modes found', modes_found.keys ()
-
- return_value = seq_music
+ error_message (_ ('cannot simultaneously have more than one mode: %s') % modes_found.keys ())
+
+ if options.relative:
+ v = musicexp.RelativeMusic ()
+ v.element = seq_music
+ v.basepitch = first_pitch
+ seq_music = v
+
+ return_value.ly_voice = seq_music
for mode in modes_found.keys ():
v = musicexp.ModeChangingMusicWrapper()
- v.element = return_value
+ v.element = seq_music
v.mode = mode
- return_value = v
+ return_value.ly_voice = v
+
+ # create \figuremode { figured bass elements }
+ if figured_bass_builder.has_relevant_elements:
+ fbass_music = musicexp.SequentialMusic ()
+ fbass_music.elements = figured_bass_builder.elements
+ v = musicexp.ModeChangingMusicWrapper()
+ v.mode = 'figuremode'
+ v.element = fbass_music
+ return_value.figured_bass = v
+
+ # create \chordmode { chords }
+ if chordnames_builder.has_relevant_elements:
+ cname_music = musicexp.SequentialMusic ()
+ cname_music.elements = chordnames_builder.elements
+ v = musicexp.ModeChangingMusicWrapper()
+ v.mode = 'chordmode'
+ v.element = cname_music
+ return_value.chordnames = v
return return_value
-
def musicxml_id_to_lily (id):
digits = ['Zero', 'One', 'Two', 'Three', 'Four', 'Five',
'Six', 'Seven', 'Eight', 'Nine', 'Ten']
id = re.sub ('[^a-zA-Z]', 'X', id)
return id
-
def musicxml_pitch_to_lily (mxl_pitch):
- p = musicexp.Pitch()
+ p = musicexp.Pitch ()
p.alteration = mxl_pitch.get_alteration ()
- p.step = (ord (mxl_pitch.get_step ()) - ord ('A') + 7 - 2) % 7
+ p.step = musicxml_step_to_lily (mxl_pitch.get_step ())
p.octave = mxl_pitch.get_octave () - 4
return p
+def musicxml_unpitched_to_lily (mxl_unpitched):
+ p = None
+ step = mxl_unpitched.get_step ()
+ if step:
+ p = musicexp.Pitch ()
+ p.step = musicxml_step_to_lily (step)
+ octave = mxl_unpitched.get_octave ()
+ if octave and p:
+ p.octave = octave - 4
+ return p
+
+def musicxml_restdisplay_to_lily (mxl_rest):
+ p = None
+ step = mxl_rest.get_step ()
+ if step:
+ p = musicexp.Pitch ()
+ p.step = musicxml_step_to_lily (step)
+ octave = mxl_rest.get_octave ()
+ if octave and p:
+ p.octave = octave - 4
+ return p
+
def voices_in_part (part):
"""Return a Name -> Voice dictionary for PART"""
part.interpret ()
part.extract_voices ()
- voice_dict = part.get_voices ()
+ voices = part.get_voices ()
+ part_info = part.get_staff_attributes ()
- return voice_dict
+ return (voices, part_info)
def voices_in_part_in_parts (parts):
"""return a Part -> Name -> Voice dictionary"""
- return dict([(p, voices_in_part (p)) for p in parts])
+ return dict([(p.id, voices_in_part (p)) for p in parts])
def get_all_voices (parts):
all_voices = voices_in_part_in_parts (parts)
all_ly_voices = {}
- for p, name_voice in all_voices.items ():
+ all_ly_staffinfo = {}
+ for p, (name_voice, staff_info) in all_voices.items ():
part_ly_voices = {}
for n, v in name_voice.items ():
- progress ("Converting to LilyPond expressions...")
- part_ly_voices[n] = (musicxml_voice_to_lily_voice (v), v)
+ progress (_ ("Converting to LilyPond expressions..."))
+ # musicxml_voice_to_lily_voice returns (lily_voice, {nr->lyrics, nr->lyrics})
+ part_ly_voices[n] = musicxml_voice_to_lily_voice (v)
all_ly_voices[p] = part_ly_voices
-
- return all_ly_voices
+ all_ly_staffinfo[p] = staff_info
+
+ return (all_ly_voices, all_ly_staffinfo)
def option_parser ():
- p = ly.get_option_parser(usage=_ ("musicxml2ly FILE.xml"),
- version=('''%prog (LilyPond) @TOPLEVEL_VERSION@\n\n'''
- +
-_ ("""This program is free software. It is covered by the GNU General Public
+ p = ly.get_option_parser (usage = _ ("musicxml2ly [OPTION]... FILE.xml"),
+ description =
+_ ("""Convert MusicXML from FILE.xml to LilyPond input.
+If the given filename is -, musicxml2ly reads from the command line.
+"""), add_help_option=False)
+
+ p.add_option("-h", "--help",
+ action="help",
+ help=_ ("show this help and exit"))
+
+ p.version = ('''%prog (LilyPond) @TOPLEVEL_VERSION@\n\n'''
++
+_ ("""Copyright (c) 2005--2008 by
+ Han-Wen Nienhuys <hanwen@xs4all.nl>,
+ Jan Nieuwenhuizen <janneke@gnu.org> and
+ Reinhold Kainhofer <reinhold@kainhofer.com>
+"""
++
+"""
+This program is free software. It is covered by the GNU General Public
License and you are welcome to change it and/or distribute copies of it
under certain conditions. Invoke as `%s --warranty' for more
-information.""") % 'lilypond'
-+ """
-Copyright (c) 2005--2007 by
- Han-Wen Nienhuys <hanwen@xs4all.nl> and
- Jan Nieuwenhuizen <janneke@gnu.org>
-"""),
- description=_ ("Convert %s to LilyPond input.") % 'MusicXML' + "\n")
+information.""") % 'lilypond')
+
+ p.add_option("--version",
+ action="version",
+ help=_ ("show version number and exit"))
+
p.add_option ('-v', '--verbose',
- action="store_true",
- dest='verbose',
- help=_ ("be verbose"))
+ action = "store_true",
+ dest = 'verbose',
+ help = _ ("be verbose"))
p.add_option ('', '--lxml',
- action="store_true",
- default=False,
- dest="use_lxml",
- help=_ ("Use lxml.etree; uses less memory and cpu time."))
-
+ action = "store_true",
+ default = False,
+ dest = "use_lxml",
+ help = _ ("use lxml.etree; uses less memory and cpu time"))
+
+ p.add_option ('-z', '--compressed',
+ action = "store_true",
+ dest = 'compressed',
+ default = False,
+ help = _ ("input file is a zip-compressed MusicXML file"))
+
+ p.add_option ('-r', '--relative',
+ action = "store_true",
+ default = True,
+ dest = "relative",
+ help = _ ("convert pitches in relative mode (default)"))
+
+ p.add_option ('-a', '--absolute',
+ action = "store_false",
+ dest = "relative",
+ help = _ ("convert pitches in absolute mode"))
+
+ p.add_option ('-l', '--language',
+ metavar = _ ("LANG"),
+ action = "store",
+ help = _ ("use a different language file 'LANG.ly' and corresponding pitch names, e.g. 'deutsch' for deutsch.ly"))
+
+ p.add_option ('--nd', '--no-articulation-directions',
+ action = "store_false",
+ default = True,
+ dest = "convert_directions",
+ help = _ ("do not convert directions (^, _ or -) for articulations, dynamics, etc."))
+
+ p.add_option ('--no-beaming',
+ action = "store_false",
+ default = True,
+ dest = "convert_beaming",
+ help = _ ("do not convert beaming information, use lilypond's automatic beaming instead"))
+
p.add_option ('-o', '--output',
- metavar=_ ("FILE"),
- action="store",
- default=None,
- type='string',
- dest='output_name',
- help=_ ("set output filename to FILE"))
- p.add_option_group ('bugs',
- description=(_ ("Report bugs via")
+ metavar = _ ("FILE"),
+ action = "store",
+ default = None,
+ type = 'string',
+ dest = 'output_name',
+ help = _ ("set output filename to FILE, stdout if -"))
+ p.add_option_group ('',
+ description = (_ ("Report bugs via")
+ ''' http://post.gmane.org/post.php'''
'''?group=gmane.comp.gnu.lilypond.bugs\n'''))
return p
-def music_xml_voice_name_to_lily_name (part, name):
- str = "Part%sVoice%s" % (part.id, name)
+def music_xml_voice_name_to_lily_name (part_id, name):
+ str = "Part%sVoice%s" % (part_id, name)
return musicxml_id_to_lily (str)
-def print_voice_definitions (printer, part_list, voices):
- part_dict={}
- for (part, nv_dict) in voices.items():
- part_dict[part.id] = (part, nv_dict)
+def music_xml_lyrics_name_to_lily_name (part_id, name, lyricsnr):
+ str = "Part%sVoice%sLyrics%s" % (part_id, name, lyricsnr)
+ return musicxml_id_to_lily (str)
+def music_xml_figuredbass_name_to_lily_name (part_id, voicename):
+ str = "Part%sVoice%sFiguredBass" % (part_id, voicename)
+ return musicxml_id_to_lily (str)
+
+def music_xml_chordnames_name_to_lily_name (part_id, voicename):
+ str = "Part%sVoice%sChords" % (part_id, voicename)
+ return musicxml_id_to_lily (str)
+
+def print_voice_definitions (printer, part_list, voices):
for part in part_list:
- (part, nv_dict) = part_dict[part.id]
- for (name, (voice, mxlvoice)) in nv_dict.items ():
- k = music_xml_voice_name_to_lily_name (part, name)
+ part_id = part.id
+ nv_dict = voices.get (part_id, {})
+ for (name, voice) in nv_dict.items ():
+ k = music_xml_voice_name_to_lily_name (part_id, name)
printer.dump ('%s = ' % k)
- voice.print_ly (printer)
+ voice.ly_voice.print_ly (printer)
printer.newline()
+ if voice.chordnames:
+ cnname = music_xml_chordnames_name_to_lily_name (part_id, name)
+ printer.dump ('%s = ' % cnname )
+ voice.chordnames.print_ly (printer)
+ printer.newline()
+ for l in voice.lyrics_order:
+ lname = music_xml_lyrics_name_to_lily_name (part_id, name, l)
+ printer.dump ('%s = ' % lname )
+ voice.lyrics_dict[l].print_ly (printer)
+ printer.newline()
+ if voice.figured_bass:
+ fbname = music_xml_figuredbass_name_to_lily_name (part_id, name)
+ printer.dump ('%s = ' % fbname )
+ voice.figured_bass.print_ly (printer)
+ printer.newline()
+
-
def uniq_list (l):
return dict ([(elt,1) for elt in l]).keys ()
-
-def print_score_setup (printer, part_list, voices):
- part_dict = dict ([(p.id, p) for p in voices.keys ()])
- printer ('<<')
- printer.newline ()
+# format the information about the staff in the form
+# [staffid,
+# [
+# [voiceid1, [lyricsid11, lyricsid12,...], figuredbassid1],
+# [voiceid2, [lyricsid21, lyricsid22,...], figuredbassid2],
+# ...
+# ]
+# ]
+# raw_voices is of the form [(voicename, lyricsids, havefiguredbass)*]
+def format_staff_info (part_id, staff_id, raw_voices):
+ voices = []
+ for (v, lyricsids, figured_bass, chordnames) in raw_voices:
+ voice_name = music_xml_voice_name_to_lily_name (part_id, v)
+ voice_lyrics = [music_xml_lyrics_name_to_lily_name (part_id, v, l)
+ for l in lyricsids]
+ figured_bass_name = ''
+ if figured_bass:
+ figured_bass_name = music_xml_figuredbass_name_to_lily_name (part_id, v)
+ chordnames_name = ''
+ if chordnames:
+ chordnames_name = music_xml_chordnames_name_to_lily_name (part_id, v)
+ voices.append ([voice_name, voice_lyrics, figured_bass_name, chordnames_name])
+ return [staff_id, voices]
+
+def update_score_setup (score_structure, part_list, voices):
+
for part_definition in part_list:
- part_name = part_definition.id
- try:
- part = part_dict[part_name]
- except KeyError:
- print 'unknown part in part-list:', part_name
+ part_id = part_definition.id
+ nv_dict = voices.get (part_id)
+ if not nv_dict:
+ error_message (_ ('unknown part in part-list: %s') % part_id)
continue
- nv_dict = voices[part]
staves = reduce (lambda x,y: x+ y,
- [mxlvoice._staves.keys ()
- for (v, mxlvoice) in nv_dict.values ()],
+ [voice.voicedata._staves.keys ()
+ for voice in nv_dict.values ()],
[])
-
+ staves_info = []
if len (staves) > 1:
+ staves_info = []
staves = uniq_list (staves)
staves.sort ()
- printer ('\\context PianoStaff << ')
- printer.newline ()
-
for s in staves:
- staff_voices = [music_xml_voice_name_to_lily_name (part, voice_name)
- for (voice_name, (v, mxlvoice)) in nv_dict.items ()
- if mxlvoice._start_staff == s]
-
- printer ('\\context Staff = "%s" << ' % s)
- printer.newline ()
- for v in staff_voices:
- printer ('\\context Voice = "%s" \\%s' % (v,v))
- printer.newline ()
- printer ('>>')
- printer.newline ()
-
- printer ('>>')
- printer.newline ()
-
+ thisstaff_raw_voices = [(voice_name, voice.lyrics_order, voice.figured_bass, voice.chordnames)
+ for (voice_name, voice) in nv_dict.items ()
+ if voice.voicedata._start_staff == s]
+ staves_info.append (format_staff_info (part_id, s, thisstaff_raw_voices))
else:
- printer ('\\new Staff <<')
- printer.newline ()
- for (n,v) in nv_dict.items ():
-
- n = music_xml_voice_name_to_lily_name (part, n)
- printer ('\\context Voice = "%s" \\%s' % (n,n))
- printer ('>>')
- printer.newline ()
-
- printer ('>>')
- printer.newline ()
+ thisstaff_raw_voices = [(voice_name, voice.lyrics_order, voice.figured_bass, voice.chordnames)
+ for (voice_name, voice) in nv_dict.items ()]
+ staves_info.append (format_staff_info (part_id, None, thisstaff_raw_voices))
+ score_structure.set_part_information (part_id, staves_info)
+
+# Set global values in the \layout block, like auto-beaming etc.
+def update_layout_information ():
+ if not conversion_settings.ignore_beaming and layout_information:
+ layout_information.set_context_item ('Score', 'autoBeaming = ##f')
def print_ly_preamble (printer, filename):
printer.dump_version ()
printer.print_verbatim ('%% automatically converted from %s\n' % filename)
-def read_musicxml (filename, use_lxml):
+def print_ly_additional_definitions (printer, filename):
+ if needed_additional_definitions:
+ printer.newline ()
+ printer.print_verbatim ('%% additional definitions required by the score:')
+ printer.newline ()
+ for a in set(needed_additional_definitions):
+ printer.print_verbatim (additional_definitions.get (a, ''))
+ printer.newline ()
+ printer.newline ()
+
+# Read in the tree from the given I/O object (either file or string) and
+# demarshall it using the classes from the musicxml.py file
+def read_xml (io_object, use_lxml):
if use_lxml:
import lxml.etree
-
- tree = lxml.etree.parse (filename)
+ tree = lxml.etree.parse (io_object)
mxl_tree = musicxml.lxml_demarshal_node (tree.getroot ())
return mxl_tree
else:
from xml.dom import minidom, Node
-
- doc = minidom.parse(filename)
+ doc = minidom.parse(io_object)
node = doc.documentElement
return musicxml.minidom_demarshal_node (node)
-
return None
+def read_musicxml (filename, compressed, use_lxml):
+ raw_string = None
+ if compressed:
+ if filename == "-":
+ progress (_ ("Input is compressed, extracting raw MusicXML data from stdin") )
+ z = zipfile.ZipFile (sys.stdin)
+ else:
+ progress (_ ("Input file %s is compressed, extracting raw MusicXML data") % filename)
+ z = zipfile.ZipFile (filename, "r")
+ container_xml = z.read ("META-INF/container.xml")
+ if not container_xml:
+ return None
+ container = read_xml (StringIO.StringIO (container_xml), use_lxml)
+ if not container:
+ return None
+ rootfiles = container.get_maybe_exist_named_child ('rootfiles')
+ if not rootfiles:
+ return None
+ rootfile_list = rootfiles.get_named_children ('rootfile')
+ mxml_file = None
+ if len (rootfile_list) > 0:
+ mxml_file = getattr (rootfile_list[0], 'full-path', None)
+ if mxml_file:
+ raw_string = z.read (mxml_file)
+
+ if raw_string:
+ io_object = StringIO.StringIO (raw_string)
+ elif filename == "-":
+ io_object = sys.stdin
+ else:
+ io_object = filename
+
+ return read_xml (io_object, use_lxml)
+
+
def convert (filename, options):
- progress ("Reading MusicXML from %s ..." % filename)
-
- tree = read_musicxml (filename, options.use_lxml)
+ if filename == "-":
+ progress (_ ("Reading MusicXML from Standard input ...") )
+ else:
+ progress (_ ("Reading MusicXML from %s ...") % filename)
+
+ tree = read_musicxml (filename, options.compressed, options.use_lxml)
+ score_information = extract_score_information (tree)
+ paper_information = extract_paper_information (tree)
- part_list = []
- id_instrument_map = {}
- if tree.get_maybe_exist_typed_child (musicxml.Part_list):
- mxl_pl = tree.get_maybe_exist_typed_child (musicxml.Part_list)
- part_list = mxl_pl.get_named_children ("score-part")
-
parts = tree.get_typed_children (musicxml.Part)
- voices = get_all_voices (parts)
+ (voices, staff_info) = get_all_voices (parts)
+
+ score_structure = None
+ mxl_pl = tree.get_maybe_exist_typed_child (musicxml.Part_list)
+ if mxl_pl:
+ score_structure = extract_score_structure (mxl_pl, staff_info)
+ part_list = mxl_pl.get_named_children ("score-part")
+
+ # score information is contained in the <work>, <identification> or <movement-title> tags
+ update_score_setup (score_structure, part_list, voices)
+ # After the conversion, update the list of settings for the \layout block
+ update_layout_information ()
if not options.output_name:
options.output_name = os.path.basename (filename)
options.output_name = os.path.splitext (options.output_name)[0]
+ elif re.match (".*\.ly", options.output_name):
+ options.output_name = os.path.splitext (options.output_name)[0]
- defs_ly_name = options.output_name + '-defs.ly'
- driver_ly_name = options.output_name + '.ly'
+ #defs_ly_name = options.output_name + '-defs.ly'
+ if (options.output_name == "-"):
+ output_ly_name = 'Standard output'
+ else:
+ output_ly_name = options.output_name + '.ly'
+ progress (_ ("Output to `%s'") % output_ly_name)
printer = musicexp.Output_printer()
- progress ("Output to `%s'" % defs_ly_name)
- printer.set_file (open (defs_ly_name, 'w'))
-
+ #progress (_ ("Output to `%s'") % defs_ly_name)
+ if (options.output_name == "-"):
+ printer.set_file (codecs.getwriter ("utf-8")(sys.stdout))
+ else:
+ printer.set_file (codecs.open (output_ly_name, 'wb', encoding='utf-8'))
print_ly_preamble (printer, filename)
+ print_ly_additional_definitions (printer, filename)
+ if score_information:
+ score_information.print_ly (printer)
+ if paper_information:
+ paper_information.print_ly (printer)
+ if layout_information:
+ layout_information.print_ly (printer)
print_voice_definitions (printer, part_list, voices)
- printer.close ()
-
-
- progress ("Output to `%s'" % driver_ly_name)
- printer = musicexp.Output_printer()
- printer.set_file (open (driver_ly_name, 'w'))
- print_ly_preamble (printer, filename)
- printer.dump (r'\include "%s"' % defs_ly_name)
- print_score_setup (printer, part_list, voices)
+ printer.newline ()
+ printer.dump ("% The score definition")
+ printer.newline ()
+ score_structure.print_ly (printer)
printer.newline ()
return voices
+def get_existing_filename_with_extension (filename, ext):
+ if os.path.exists (filename):
+ return filename
+ newfilename = filename + "." + ext
+ if os.path.exists (newfilename):
+ return newfilename;
+ newfilename = filename + ext
+ if os.path.exists (newfilename):
+ return newfilename;
+ return ''
def main ():
opt_parser = option_parser()
+ global options
(options, args) = opt_parser.parse_args ()
if not args:
opt_parser.print_usage()
sys.exit (2)
- voices = convert (args[0], options)
+ if options.language:
+ musicexp.set_pitch_language (options.language)
+ needed_additional_definitions.append (options.language)
+ additional_definitions[options.language] = "\\include \"%s.ly\"\n" % options.language
+ conversion_settings.ignore_beaming = not options.convert_beaming
+
+ # Allow the user to leave out the .xml or xml on the filename
+ if args[0]=="-": # Read from stdin
+ filename="-"
+ else:
+ filename = get_existing_filename_with_extension (args[0], "xml")
+ if not filename:
+ filename = get_existing_filename_with_extension (args[0], "mxl")
+ options.compressed = True
+ if filename and (filename == "-" or os.path.exists (filename)):
+ voices = convert (filename, options)
+ else:
+ progress (_ ("Unable to find input file %s") % args[0])
if __name__ == '__main__':
main()
projects / lilypond.git / blobdiff