import sys
import string
import re
+import math
import lilylib as ly
+import warnings
+import utilities
_ = ly._
# Store previously converted pitch for \relative conversion as a global state variable
previous_pitch = None
relative_pitches = False
-
+whatOrnament = ""
+ly_dur = None # stores lilypond durations
def escape_instrument_string (input_string):
retstring = string.replace (input_string, "\"", "\\\"")
o.factor = self.factor
return o
-class Output_printer:
-
- """A class that takes care of formatting (eg.: indenting) a
+class Output_printer(object):
+ """
+ A class that takes care of formatting (eg.: indenting) a
Music expression as a .ly file.
-
"""
-
def __init__ (self):
self._line = ''
self._indent = 4
self._file = file
def dump_version (self):
- self.newline ()
- self.print_verbatim ('\\version "@TOPLEVEL_VERSION@"')
+ self.print_verbatim ('\\version "2.19.15"')
self.newline ()
def get_indent (self):
def add_factor (self, factor):
self.override()
- self._output_state_stack[-1].factor *= factor
+ self._output_state_stack[-1].factor *= factor
def revert (self):
del self._output_state_stack[-1]
def unformatted_output (self, str):
# don't indent on \< and indent only once on <<
- self._nesting += ( str.count ('<')
+ self._nesting += (str.count ('<')
- str.count ('\<') - str.count ('<<')
- + str.count ('{') )
- self._nesting -= ( str.count ('>') - str.count ('\>') - str.count ('>>')
+ + str.count ('{'))
+ self._nesting -= (str.count ('>') - str.count ('\>') - str.count ('>>')
- str.count ('->') - str.count ('_>')
- str.count ('^>')
- + str.count ('}') )
+ + str.count ('}'))
self.print_verbatim (str)
def print_duration_string (self, str):
self.unformatted_output (str)
+# def print_note_color (self, object, rgb=None):
+# if rgb:
+# str = ("\\once\\override %s #'color = #(rgb-color %s # %s %s)" % (object, rgb[0], rgb[1], rgb[2]))
+# else:
+# str = "\\revert %s #'color" % object
+# self.newline()
+# self.add_word(str)
+# self.newline()
+
def add_word (self, str):
if (len (str) + 1 + len (self._line) > self._line_len):
self.newline()
self._skipspace = False
self.unformatted_output (str)
else:
- words = string.split (str)
+ # Avoid splitting quoted strings (e.g. "1. Wie") when indenting.
+ words = utilities.split_string_and_preserve_doublequoted_substrings(str)
for w in words:
self.add_word (w)
-
def close (self):
self.newline ()
self._file.close ()
class Duration:
- def __init__ (self):
+ def __init__(self):
self.duration_log = 0
self.dots = 0
- self.factor = Rational (1)
+ self.factor = Rational(1)
- def lisp_expression (self):
+ def lisp_expression(self):
return '(ly:make-duration %d %d %d %d)' % (self.duration_log,
self.dots,
- self.factor.numerator (),
- self.factor.denominator ())
-
+ self.factor.numerator(),
+ self.factor.denominator())
- def ly_expression (self, factor = None, scheme_mode = False):
+ def ly_expression(self, factor=None, scheme_mode=False):
+ global ly_dur # stores lilypond durations
if not factor:
factor = self.factor
longer_dict = {-1: "breve", -2: "longa"}
else:
longer_dict = {-1: "\\breve", -2: "\\longa"}
- str = longer_dict.get (self.duration_log, "1")
+ dur_str = longer_dict.get(self.duration_log, "1")
else:
- str = '%d' % (1 << self.duration_log)
- str += '.'*self.dots
+ dur_str = '%d' % (1 << self.duration_log)
+ dur_str += '.' * self.dots
- if factor <> Rational (1,1):
- if factor.denominator () <> 1:
- str += '*%d/%d' % (factor.numerator (), factor.denominator ())
+ if factor <> Rational(1, 1):
+ if factor.denominator() <> 1:
+ dur_str += '*%d/%d' % (factor.numerator(), factor.denominator())
else:
- str += '*%d' % factor.numerator ()
+ dur_str += '*%d' % factor.numerator()
- return str
+ if dur_str.isdigit():
+ ly_dur = int(dur_str)
+ # TODO: We need to deal with dotted notes and scaled durations
+ # otherwise ly_dur won't work in combination with tremolos.
+ return dur_str
- def print_ly (self, outputter):
- str = self.ly_expression (self.factor / outputter.duration_factor ())
- outputter.print_duration_string (str)
+ def print_ly(self, outputter):
+ dur_str = self.ly_expression(self.factor / outputter.duration_factor())
+ outputter.print_duration_string(dur_str)
def __repr__(self):
return self.ly_expression()
- def copy (self):
- d = Duration ()
+ def copy(self):
+ d = Duration()
d.dots = self.dots
d.duration_log = self.duration_log
d.factor = self.factor
return d
- def get_length (self):
- dot_fact = Rational( (1 << (1 + self.dots))-1,
+ def get_length(self):
+ dot_fact = Rational((1 << (1 + self.dots)) - 1,
1 << self.dots)
- log = abs (self.duration_log)
+ log = abs(self.duration_log)
dur = 1 << log
if self.duration_log < 0:
- base = Rational (dur)
+ base = Rational(dur)
else:
- base = Rational (1, dur)
+ base = Rational(1, dur)
return base * dot_fact * self.factor
-# implement the midi command line option '-m' and '--midi'
-# if TRUE add midi-block to .ly file (see below)
-def set_create_midi (option):
+def set_create_midi(option):
+ """
+ Implement the midi command line option '-m' and '--midi'.
+ If True, add midi-block to .ly file (see L{musicexp.Score.print_ly}).
+
+ @param option: Indicates whether the midi-block has to be added or not.
+ @type option: boolean
+ """
global midi_option
midi_option = option
def get_create_midi ():
+ """
+ Return, if exists the state of the midi-option.
+
+ @return: The state of the midi-option.
+ @rtype: boolean
+ """
try:
return midi_option
except:
return False
+# implement the command line option '--transpose'
+def set_transpose(option):
+ global transpose_option
+ transpose_option = option
+
+def get_transpose(optType):
+ try:
+ if(optType == "string"):
+ return '\\transpose c %s' % transpose_option
+ elif(optType == "integer"):
+ p = generic_tone_to_pitch(transpose_option)
+ return p.semitones()
+ except:
+ if(optType == "string"):
+ return ""
+ elif(optType == "integer"):
+ return 0
+
+# implement the command line option '--tab-clef'
+def set_tab_clef(option):
+ global tab_clef_option
+ tab_clef_option = option
+
+def get_tab_clef():
+ try:
+ return ("tab", tab_clef_option)[tab_clef_option == "tab" or tab_clef_option == "moderntab"]
+ except:
+ return "tab"
+
+# definitions of the command line option '--string-numbers'
+def set_string_numbers(option):
+ global string_numbers_option
+ string_numbers_option = option
+
+def get_string_numbers():
+ try:
+ return ("t", string_numbers_option)[string_numbers_option == "t" or string_numbers_option == "f"]
+ except:
+ return "t"
+
+def generic_tone_to_pitch (tone):
+ accidentals_dict = {
+ "" : 0,
+ "es" : -1,
+ "s" : -1,
+ "eses" : -2,
+ "ses" : -2,
+ "is" : 1,
+ "isis" : 2
+ }
+ p = Pitch ()
+ tone_ = tone.strip().lower()
+ p.octave = tone_.count("'") - tone_.count(",")
+ tone_ = tone_.replace(",","").replace("'","")
+ p.step = ((ord (tone_[0]) - ord ('a') + 5) % 7)
+ p.alteration = accidentals_dict.get(tone_[1:], 0)
+ return p
+
# Implement the different note names for the various languages
def pitch_generic (pitch, notenames, accidentals):
str = notenames[pitch.step]
ly.warning (_ ("Language does not support microtones contained in the piece"))
else:
try:
- str += {-0.5: accidentals[1], 0.5: accidentals[2]}[pitch.alteration-halftones]
+ str += {-0.5: accidentals[1], 0.5: accidentals[2]}[pitch.alteration - halftones]
except KeyError:
ly.warning (_ ("Language does not support microtones contained in the piece"))
return str
# global variable to hold the formatting function.
pitch_generating_function = pitch_general
-
class Pitch:
def __init__ (self):
self.alteration = 0
def transposed (self, interval):
c = self.copy ()
- c.alteration += interval.alteration
+ c.alteration += interval.alteration
c.step += interval.step
c.octave += interval.octave
c.normalize ()
- target_st = self.semitones() + interval.semitones()
+ target_st = self.semitones() + interval.semitones()
c.alteration += target_st - c.semitones()
return c
c.step += 7
c.octave -= 1
c.octave += c.step / 7
- c.step = c.step % 7
+ c.step = c.step % 7
def lisp_expression (self):
return '(ly:make-pitch %d %d %d)' % (self.octave,
p.alteration = self.alteration
p.step = self.step
p.octave = self.octave
+ p._force_absolute_pitch = self._force_absolute_pitch
return p
def steps (self):
- return self.step + self.octave *7
+ return self.step + self.octave * 7
def semitones (self):
- return self.octave * 12 + [0,2,4,5,7,9,11][self.step] + self.alteration
+ return self.octave * 12 + [0, 2, 4, 5, 7, 9, 11][self.step] + self.alteration
+
+ def normalize_alteration (c):
+ if(c.alteration < 0 and [True, False, False, True, False, False, False][c.step]):
+ c.alteration += 1
+ c.step -= 1
+ elif(c.alteration > 0 and [False, False, True, False, False, False, True][c.step]):
+ c.alteration -= 1
+ c.step += 1
+ c.normalize ()
+
+ def add_semitones (self, number):
+ semi = number + self.alteration
+ self.alteration = 0
+ if(semi == 0):
+ return
+ sign = (1,-1)[semi < 0]
+ prev = self.semitones()
+ while abs((prev + semi) - self.semitones ()) > 1:
+ self.step += sign
+ self.normalize()
+ self.alteration += (prev + semi) - self.semitones ()
+ self.normalize_alteration ()
def ly_step_expression (self):
return pitch_generating_function (self)
str += self.relative_pitch ()
else:
str += self.absolute_pitch ()
-
return str
def print_ly (self, outputter):
props = self.get_properties ()
- return "(make-music '%s %s)" % (name, props)
+ return "(make-music '%s %s)" % (name, props)
def set_start (self, start):
self.start = start
return self
return None
- def print_comment (self, printer, text = None):
+ def print_comment (self, printer, text=None):
if not text:
text = self.comment
def get_subset_properties (self, predicate):
return ("'elements (list %s)"
% string.join (map (lambda x: x.lisp_expression(),
- filter ( predicate, self.elements))))
+ filter (predicate, self.elements))))
def get_neighbor (self, music, dir):
assert music.parent == self
idx = self.elements.index (music)
idx += dir
- idx = min (idx, len (self.elements) -1)
+ idx = min (idx, len (self.elements) - 1)
idx = max (idx, 0)
return self.elements[idx]
class SequentialMusic (NestedMusic):
def get_last_event_chord (self):
value = None
- at = len( self.elements ) - 1
+ at = len(self.elements) - 1
while (at >= 0 and
not isinstance (self.elements[at], ChordEvent) and
not isinstance (self.elements[at], BarLine)):
value = self.elements[at]
return value
- def print_ly (self, printer, newline = True):
+ def print_ly (self, printer, newline=True):
printer ('{')
if self.comment:
self.print_comment (printer)
props = self.get_subset_properties (pred)
- return "(make-music '%s %s)" % (name, props)
+ return "(make-music '%s %s)" % (name, props)
def set_start (self, start):
for e in self.elements:
self.lyrics_syllables = []
def print_ly (self, printer):
- printer.dump ("\lyricmode {")
- for l in self.lyrics_syllables:
- printer.dump ( "%s " % l )
- printer.dump ("}")
+ printer.dump (self.ly_expression ())
+ printer.newline()
+ printer.dump ('}')
+ printer.newline()
def ly_expression (self):
- lstr = "\lyricmode {\n "
+ lstr = "\lyricmode {\set ignoreMelismata = ##t"
for l in self.lyrics_syllables:
- lstr += l + " "
- lstr += "\n}"
+ lstr += l
+ #lstr += "\n}"
return lstr
-
class Header:
+
def __init__ (self):
self.header_fields = {}
+
def set_field (self, field, value):
self.header_fields[field] = value
- def print_ly (self, printer):
- printer.dump ("\header {")
- printer.newline ()
- for (k,v) in self.header_fields.items ():
+ def format_header_strings(self, key, value, printer):
+ printer.dump(key + ' = ')
+
+ # If a header item contains a line break, it is segmented. The
+ # substrings are formatted with the help of \markup, using
+ # \column and \line.
+ if '\n' in value:
+ value = value.replace('"', '')
+ printer.dump(r'\markup \column {')
+ substrings = value.split('\n')
+ for s in substrings:
+ printer.newline()
+ printer.dump(r'\line { "' + s + '"}')
+ printer.dump('}')
+ printer.newline()
+ else:
+ printer.dump(value)
+ printer.newline()
+
+ def print_ly(self, printer):
+ printer.dump("\header {")
+ printer.newline()
+ for (k, v) in self.header_fields.items():
if v:
- printer.dump ('%s = %s' % (k,v))
- printer.newline ()
- printer.dump ("}")
- printer.newline ()
- printer.newline ()
+ self.format_header_strings(k, v, printer)
+ #printer.newline()
+ printer.dump(r'tagline = \markup {')
+ printer.newline()
+ printer.dump(r' \center-column {')
+ printer.newline()
+ printer.dump('\line {"Music engraving by LilyPond " $(lilypond-version) | \with-url #"http://www.lilypond.org" {www.lilypond.org}}')
+ printer.newline()
+ printer.dump('\line {\with-url #"https://philomelos.net" {\with-color #grey {Learn, teach and share music on https://philomelos.net}}}')
+ printer.newline()
+ printer.dump('}')
+ printer.newline()
+ printer.dump('}')
+ printer.newline()
+ printer.dump("}")
+ printer.newline()
+ printer.newline()
class Paper:
- def __init__ (self):
+ def __init__(self):
self.global_staff_size = -1
# page size
self.page_width = -1
self.system_right_margin = -1
self.system_distance = -1
self.top_system_distance = -1
+ self.indent = 0
+ self.short_indent = 0
+ self.instrument_names = []
def print_length_field (self, printer, field, value):
if value >= 0:
printer.dump ("%s = %s\\cm" % (field, value))
printer.newline ()
+
+ def get_longest_instrument_name(self):
+ result = ''
+ for name in self.instrument_names:
+ lines = name.split('\n')
+ for line in lines:
+ if len(line) > len(result):
+ result = line
+ return result
+
def print_ly (self, printer):
if self.global_staff_size > 0:
printer.dump ('#(set-global-staff-size %s)' % self.global_staff_size)
printer.newline ()
printer.dump ('\\paper {')
printer.newline ()
+ printer.dump ("markup-system-spacing #'padding = #2")
+ printer.newline ()
self.print_length_field (printer, "paper-width", self.page_width)
self.print_length_field (printer, "paper-height", self.page_height)
self.print_length_field (printer, "top-margin", self.top_margin)
# system_right_margin in LilyPond?
self.print_length_field (printer, "between-system-space", self.system_distance)
self.print_length_field (printer, "page-top-space", self.top_system_distance)
+ # TODO: Compute the indentation with the instrument name lengths
+
+ # TODO: font width ?
+ char_per_cm = (len(self.get_longest_instrument_name()) * 13) / self.page_width
+ if (self.indent != 0):
+ self.print_length_field (printer, "indent", self.indent/char_per_cm)
+ if (self.short_indent != 0):
+ self.print_length_field (printer, "short-indent", self.short_indent/char_per_cm)
printer.dump ('}')
printer.newline ()
# Print all overrides and other settings needed by the
# articulations/ornaments before the note
+
for e in other_events:
e.print_before_note (printer)
global previous_pitch
pitches = []
basepitch = None
+ stem = None
for x in note_events:
+ if(x.associated_events):
+ for aev in x.associated_events:
+ if (isinstance(aev, StemEvent) and aev.value):
+ stem = aev
pitches.append (x.chord_element_ly ())
if not basepitch:
basepitch = previous_pitch
+ if stem:
+ printer (stem.ly_expression ())
printer ('<%s>' % string.join (pitches))
previous_pitch = basepitch
duration = self.get_duration ()
self.span_direction = 0 # start/stop
self.line_type = 'solid'
self.span_type = 0 # e.g. cres/decrescendo, ottava up/down
- self.size = 0 # size of e.g. ocrave shift
+ self.size = 0 # size of e.g. octave shift
def wait_for_note (self):
return True
def get_properties(self):
1:'\\sustainOff'}.get (self.span_direction, '')
class TextSpannerEvent (SpanEvent):
+ def print_before_note (self, printer):
+ if hasattr(self, 'style') and self.style=="wave":
+ printer.dump("\once \override TextSpanner #'style = #'trill")
+ try:
+ x = {-1:'\\textSpannerDown', 0:'\\textSpannerNeutral', 1: '\\textSpannerUp'}.get(self.force_direction, '')
+ printer.dump (x)
+ except:
+ pass
+
+ def print_after_note (self, printer):
+ pass
+
def ly_expression (self):
- return {-1: '\\startTextSpan',
- 1:'\\stopTextSpan'}.get (self.span_direction, '')
+ global whatOrnament
+ if hasattr(self, 'style') and self.style=="ignore":
+ return ""
+ # if self.style=="wave":
+ if whatOrnament == "wave":
+ return {-1: '\\startTextSpan',
+ 1:'\\stopTextSpan'}.get (self.span_direction, '')
+ else:
+ if hasattr(self, 'style') and self.style=="stop" and whatOrnament != "trill": return ""
+ return {-1: '\\startTrillSpan',
+ 1:'\\stopTrillSpan'}.get (self.span_direction, '')
class BracketSpannerEvent (SpanEvent):
# Ligature brackets use prefix-notation!!!
def print_before_note (self, printer):
if self.span_direction == -1:
+ if self.force_direction == 1:
+ printer.dump("\once \override LigatureBracket #' direction = #UP")
+ elif self.force_direction == -1:
+ printer.dump("\once \override LigatureBracket #' direction = #DOWN")
printer.dump ('\[')
# the bracket after the last note
def print_after_note (self, printer):
def wait_for_note (self):
return False
def set_span_type (self, type):
- self.span_type = {'up': 1, 'down': -1}.get (type, 0)
+ self.span_type = {'up': 1, 'down':-1}.get (type, 0)
def ly_octave_shift_indicator (self):
# convert 8/15 to lilypond indicators (+-1/+-2)
try:
ly.warning (_ ("Invalid octave shift size found: %s. Using no shift.") % self.size)
value = 0
# negative values go up!
- value *= -1*self.span_type
+ value *= -1 * self.span_type
return value
def ly_expression (self):
dir = self.ly_octave_shift_indicator ()
if dir:
value = '\ottava #%s' % dir
return {
- -1: value,
+ - 1: value,
1: '\ottava #0'}.get (self.span_direction, '')
class TrillSpanEvent (SpanEvent):
class GlissandoEvent (SpanEvent):
def print_before_note (self, printer):
if self.span_direction == -1:
- style= {
+ style = {
"dashed" : "dashed-line",
"dotted" : "dotted-line",
"wavy" : "zigzag"
class HairpinEvent (SpanEvent):
def set_span_type (self, type):
- self.span_type = {'crescendo' : 1, 'decrescendo' : -1, 'diminuendo' : -1 }.get (type, 0)
+ self.span_type = {'crescendo' : 1, 'decrescendo' :-1, 'diminuendo' :-1 }.get (type, 0)
def hairpin_to_ly (self):
if self.span_direction == 1:
return '\!'
else:
return {1: '\<', -1: '\>'}.get (self.span_type, '')
+ def direction_mod (self):
+ return { 1: '^', -1: '_', 0: '-' }.get (self.force_direction, '-')
+
def ly_expression (self):
return self.hairpin_to_ly ()
def print_ly (self, printer):
val = self.hairpin_to_ly ()
if val:
- printer.dump (val)
+ # printer.dump (val)
+ printer.dump ('%s%s' % (self.direction_mod (), val))
def __init__ (self):
Event.__init__ (self)
self.type = None
+ self.force_direction = 0
def wait_for_note (self):
return True
def ly_expression (self):
else:
return
+ def direction_mod (self):
+ return { 1: '^', -1: '_', 0: '-' }.get (self.force_direction, '-')
+
def print_ly (self, printer):
if self.type:
- printer.dump ("\\%s" % self.type)
+ printer.dump ('%s\\%s' % (self.direction_mod (), self.type))
class MarkEvent (Event):
def __init__ (self, text="\\default"):
self.force_direction = None
self.markup = ''
def wait_for_note (self):
+ """ This is problematic: the lilypond-markup ^"text"
+ requires wait_for_note to be true. Otherwise the
+ compilation will fail. So we are forced to set return to True.
+ But in some cases this might lead to a wrong placement of the text.
+ In case of words like Allegro the text should be put in a '\tempo'-command.
+ In this case we don't want to wait for the next note.
+ In some other cases the text is supposed to be used in a '\mark\markup' construct.
+ We would not want to wait for the next note either.
+ There might be other problematic situations.
+ In the long run we should differentiate between various contexts in MusicXML, e.g.
+ the following markup should be interpreted as '\tempo "Allegretto"':
+ <direction placement="above">
+ <direction-type>
+ <words>Allegretto</words>
+ </direction-type>
+ <sound tempo="120"/>
+ </direction>
+ In the mean time arising problems have to be corrected manually after the conversion.
+ """
return True
def direction_mod (self):
+ """ 1: placement="above"; -1: placement="below"; 0: no placement attribute.
+ see musicxml_direction_to_indicator in musicxml2ly_conversion.py """
return { 1: '^', -1: '_', 0: '-' }.get (self.force_direction, '-')
def ly_expression (self):
return ''
class NoDirectionArticulationEvent (ArticulationEvent):
+
+ def is_breathing_sign(self):
+ return self.type == 'breathe'
+
+ def print_after_note(self, printer):
+ # The breathing sign should, according to current LilyPond
+ # praxis, be treated as an independent musical
+ # event. Consequently, it should be printed _after_ the note
+ # to which it is attached.
+ if self.is_breathing_sign():
+ printer.dump(r'\breathe')
+
def ly_expression (self):
- if self.type:
- return '\\%s' % self.type
+ if self.type and not self.is_breathing_sign():
+ return '\\%s' % self.type
else:
return ''
if self.frets <> 4:
val += "h:%s;" % self.frets
if self.barre and len (self.barre) >= 3:
- val += "c:%s-%s-%s;" % (self.barre[0], self.barre[1], self.barre[2])
+ val += "c:%s-%s-%s;" % (self.barre[0], self.barre[1], self.barre[2]+get_transpose("integer"))
have_fingering = False
for i in self.elements:
if len (i) > 1:
- val += "%s-%s" % (i[0], i[1])
+ val += "%s-%s" % (i[0], i[1]+(get_transpose("integer"),'')[isinstance(i[1],str)])
if len (i) > 2:
have_fingering = True
val += "-%s" % i[2]
else:
return ''
+class FretBoardNote (Music):
+ def __init__ (self):
+ Music.__init__ (self)
+ self.pitch = None
+ self.string = None
+ self.fingering = None
+ def ly_expression (self):
+ str = self.pitch.ly_expression()
+ if self.fingering:
+ str += "-%s" % self.fingering
+ if self.string:
+ str += "\%s" % self.string
+ return str
+
+class FretBoardEvent (NestedMusic):
+ def __init__ (self):
+ NestedMusic.__init__ (self)
+ self.duration = None
+ def print_ly (self, printer):
+ fretboard_notes = [n for n in self.elements if isinstance (n, FretBoardNote)]
+ if fretboard_notes:
+ notes = []
+ for n in fretboard_notes:
+ notes.append (n.ly_expression ())
+ contents = string.join (notes)
+ printer ('<%s>%s' % (contents,self.duration))
class FunctionWrapperEvent (Event):
- def __init__ (self, function_name = None):
+ def __init__ (self, function_name=None):
Event.__init__ (self)
self.function_name = function_name
def pre_note_ly (self, is_chord_element):
def __init__ (self):
FunctionWrapperEvent.__init__ (self, "parenthesize")
-class NotestyleEvent (Event):
+class StemEvent (Event):
+ """"
+ A class to take care of stem values (up, down, double, none)
+ """
+ def __init__ (self):
+ Event.__init__ (self)
+ self.value = None
+ def pre_chord_ly (self):
+ if self.value:
+ return "\\%s" % self.value
+ else:
+ return ''
+ def pre_note_ly (self, is_chord_element):
+ return ''
+ def ly_expression (self):
+ return self.pre_chord_ly ()
+
+class NotestyleEvent (Event): #class changed by DaLa: additional attribute color
def __init__ (self):
Event.__init__ (self)
self.style = None
self.filled = None
+ self.color = None
def pre_chord_ly (self):
+ return_string = ''
if self.style:
- return "\\once \\override NoteHead #'style = #%s" % self.style
- else:
- return ''
+ return_string += " \\once \\override NoteHead #'style = #%s" % self.style
+ if self.color:
+ return_string += " \\once \\override NoteHead #'color = #(rgb-color %s %s %s)" % (self.color[0], self.color[1], self.color[2])
+ return return_string
def pre_note_ly (self, is_chord_element):
if self.style and is_chord_element:
return "\\tweak #'style #%s" % self.style
def ly_expression (self):
return self.pre_chord_ly ()
+class StemstyleEvent (Event): #class added by DaLa
+ def __init__ (self):
+ Event.__init__ (self)
+ self.color = None
+ def pre_chord_ly (self):
+ if self.color:
+ return "\\once \\override Stem #'color = #(rgb-color %s %s %s)" % (self.color[0], self.color[1], self.color[2])
+ else:
+ return ''
+ def pre_note_ly (self, is_chord_element):
+ return ''
+ def ly_expression (self):
+ return self.pre_chord_ly ()
+
class ChordPitch:
def __init__ (self):
def add_modification (self, mod):
self.modifications.append (mod)
def ly_expression (self):
+
if not self.root:
return ''
value = self.root.ly_expression ()
if self.duration:
value += self.duration.ly_expression ()
if self.kind:
- value += ":"
- value += self.kind
+ value = self.kind.format(value)
# First print all additions/changes, and only afterwards all subtractions
for m in self.modifications:
if m.type == 1:
return value
-class TremoloEvent (ArticulationEvent):
- def __init__ (self):
- Event.__init__ (self)
- self.bars = 0
-
- def ly_expression (self):
- str=''
- if self.bars and self.bars > 0:
- str += ':%s' % (2 ** (2 + string.atoi (self.bars)))
- return str
+class TremoloEvent(ArticulationEvent):
+ def __init__(self):
+ Event.__init__(self)
+ self.strokes = 0
+
+ def ly_expression(self):
+ ly_str = ''
+ if self.strokes and int(self.strokes) > 0:
+ # ly_dur is a global variable defined in class Duration
+ # ly_dur stores the value of the reciprocal values of notes
+ # ly_dur is used here to check the current note duration
+ # if the duration is smaller than 8, e.g.
+ # quarter, half and whole notes,
+ # `:(2 ** (2 + number of tremolo strokes))'
+ # should be appended to the pitch and duration, e.g.
+ # 1 stroke: `c4:8' or `c2:8' or `c1:8'
+ # 2 strokes: `c4:16' or `c2:16' or `c1:16'
+ # ...
+ # else (if ly_dur is equal to or greater than 8):
+ # we need to make sure that the tremolo value that is to
+ # be appended to the pitch and duration is twice the
+ # duration (if there is only one tremolo stroke.
+ # Each additional stroke doubles the tremolo value, e.g.:
+ # 1 stroke: `c8:16', `c16:32', `c32:64', ...
+ # 2 strokes: `c8:32', `c16:64', `c32:128', ...
+ # ...
+ if ly_dur < 8:
+ ly_str += ':%s' % (2 ** (2 + int(self.strokes)))
+ else:
+ ly_str += ':%s' % (2 ** int((math.log(ly_dur, 2)) + int(self.strokes)))
+ return ly_str
class BendEvent (ArticulationEvent):
def __init__ (self):
def print_ly (self, printer):
for ev in self.associated_events:
ev.print_ly (printer)
+# if hasattr(self, 'color'):
+# printer.print_note_color("NoteHead", self.color)
+# printer.print_note_color("Stem", self.color)
+# printer.print_note_color("Beam", self.color)
if self.pitch:
self.pitch.print_ly (printer)
self.duration.print_ly (printer)
class NoteEvent(RhythmicEvent):
def __init__ (self):
RhythmicEvent.__init__ (self)
- self.pitch = None
+ #self.pitch = None
self.drum_type = None
self.cautionary = False
self.forced_accidental = False
def print_ly (self, printer):
for ev in self.associated_events:
ev.print_ly (printer)
+ if hasattr(self, 'color'):
+ printer.print_note_color("NoteHead", self.color)
+ printer.print_note_color("Stem", self.color)
+ printer.print_note_color("Beam", self.color)
+
if self.pitch:
self.pitch.print_ly (printer)
printer (self.pitch_mods ())
self.duration.print_ly (printer)
+# if hasattr(self, 'color'):
+# printer.print_note_color("NoteHead")
+# printer.print_note_color("Stem")
+# printer.print_note_color("Beam")
+
class KeySignatureChange (Music):
def __init__ (self):
Music.__init__ (self)
def format_non_standard_alteration (self, a):
alter_dict = { -2: ",DOUBLE-FLAT",
- -1.5: ",THREE-Q-FLAT",
- -1: ",FLAT",
- -0.5: ",SEMI-FLAT",
+ - 1.5: ",THREE-Q-FLAT",
+ - 1: ",FLAT",
+ - 0.5: ",SEMI-FLAT",
0: ",NATURAL",
0.5: ",SEMI-SHARP",
1: ",SHARP",
elif self.non_standard_alterations:
alterations = [self.format_non_standard_alteration (a) for
a in self.non_standard_alterations]
- return "\\set Staff.keyAlterations = #`(%s)" % string.join (alterations, " ")
+ return "\\set Staff.keySignature = #`(%s)" % string.join (alterations, " ")
else:
return ''
+class ShiftDurations (MusicWrapper):
+ def __init__ (self):
+ MusicWrapper.__init__ (self)
+ self.params = [0,0]
+
+ def set_shift_durations_parameters(self, timeSigChange):
+ self.params = timeSigChange.get_shift_durations_parameters()
+
+ def print_ly (self, func):
+ func (' \\shiftDurations #%d #%d ' % tuple(self.params))
+ MusicWrapper.print_ly (self, func)
+
class TimeSignatureChange (Music):
def __init__ (self):
Music.__init__ (self)
- self.fractions = [4,4]
+ self.fractions = [4, 4]
self.style = None
+ # Used for the --time-signature option of musicxml2ly
+ self.originalFractions = [4, 4]
+
+ def get_fractions_ratio (self):
+ """
+ Calculate the ratio between the original time fraction and the new one.
+ Used for the "--time-signature" option.
+
+ @return: The ratio between the two time fractions.
+ @rtype: float
+ """
+ return (float(self.originalFractions[0])/self.originalFractions[1])*(float(self.fractions[1])/self.fractions[0])
+
+ def get_shift_durations_parameters (self):
+ dur = math.ceil(math.log(self.get_fractions_ratio(),2))
+ dots = (1/self.get_fractions_ratio())/(math.pow(2,-dur))
+ dots = int(math.log(2-dots,0.5))
+ return [dur, dots]
+
def format_fraction (self, frac):
if isinstance (frac, list):
l = [self.format_fraction (f) for f in frac]
# Print out the style if we have ome, but the '() should only be
# forced for 2/2 or 4/4, since in all other cases we'll get numeric
# signatures anyway despite the default 'C signature style!
- is_common_signature = self.fractions in ([2,2], [4,4], [4,2])
+ is_common_signature = self.fractions in ([2, 2], [4, 4], [4, 2])
if self.style:
if self.style == "common":
st = "\\defaultTimeSignature"
def octave_modifier (self):
return {1: "^8", 2: "^15", -1: "_8", -2: "_15"}.get (self.octave, '')
+
def clef_name (self):
return {('G', 2): "treble",
('G', 1): "french",
('F', 4): "bass",
('F', 5): "subbass",
("percussion", 2): "percussion",
- # Workaround: MuseScore uses PERC instead of percussion
+ # Workaround: MuseScore uses PERC instead of percussion
("PERC", 2): "percussion",
- ("TAB", 5): "tab"}.get ((self.type, self.position), None)
+ ("TAB", 5): get_tab_clef ()}.get ((self.type, self.position), None)
+
def ly_expression (self):
return '\\clef "%s%s"' % (self.clef_name (), self.octave_modifier ())
printer.dump ("\\%s" % self.type)
class StaffGroup:
- def __init__ (self, command = "StaffGroup"):
+ def __init__ (self, command="StaffGroup"):
self.stafftype = command
self.id = None
self.instrument_name = None
+ self.sound = None
self.short_instrument_name = None
self.symbol = None
self.spanbar = None
for c in self.children:
if c:
c.print_ly (printer)
+ #Intention: I want to put the content of new StaffGroup in angled brackets (<< >>)
+ #printer.dump ("test")# test is printed twice at the end of a staffgroup with two staves.
+ #printer ("test") # test is printed twice at the end of a staffgroup with two staves.
+
def needs_with (self):
needs_with = False
needs_with |= self.spanbar == "no"
needs_with |= self.short_instrument_name != None
needs_with |= (self.symbol != None) and (self.symbol != "bracket")
return needs_with
+
def print_ly_context_mods (self, printer):
if self.instrument_name or self.short_instrument_name:
printer.dump ("\\consists \"Instrument_name_engraver\"")
if self.spanbar == "no":
printer.dump ("\\override SpanBar #'transparent = ##t")
brack = {"brace": "SystemStartBrace",
- "none": "SystemStartBar",
+ "none": "f",
"line": "SystemStartSquare"}.get (self.symbol, None)
if brack:
printer.dump ("systemStartDelimiter = #'%s" % brack)
self.print_ly_context_mods (printer)
for m in self.context_modifications:
printer.dump (m)
- printer.dump ("}")
-
- def print_ly_chords (self,printer):
+ printer.dump ("} <<")
+ printer.newline ()
+ #print a single << after StaffGroup only when the with-block is not needed.
+ #This doesn't work. << is printed before and after StaffGroup!
+ #else:
+ # printer.dump (" <<")
+ #prints loads off << before and after StaffGroup and before \set Staff.instrumentName
+ #elif not needs_with:
+ # printer.dump (" <<")
+
+ def print_chords(self, printer):
try:
for [staff_id, voices] in self.part_information:
- for [v, lyrics, figuredbass, chordnames] in voices:
+ for [v, lyrics, figuredbass, chordnames, fretboards] in voices:
if chordnames:
- printer ('\context ChordNames = "%s" \\%s' % (chordnames, chordnames))
- printer.newline ()
+ printer ('\context ChordNames = "%s" {%s \\%s}' % (chordnames, get_transpose ("string"), chordnames))
+ printer.newline()
+ except TypeError:
+ return
+
+ def print_fretboards(self, printer):
+ try:
+ for [staff_id, voices] in self.part_information:
+ for [v, lyrics, figuredbass, chordnames, fretboards] in voices:
+ if fretboards:
+ printer ('\context FretBoards = "%s" {%s \\%s}' % (fretboards, get_transpose ("string"), fretboards))
+ printer.newline()
except TypeError:
return
def print_ly (self, printer):
- self.print_ly_chords (printer)
+ #prints two << before a StaffGroup, one after a StaffGroup and one before each \new Staff
+ #printer.dump("<<")
+ #printer.newline ()
+ self.print_chords(printer)
+ self.print_fretboards(printer)
if self.stafftype:
printer.dump ("\\new %s" % self.stafftype)
+ printer.dump ("<<")
+ printer.newline ()
+ # if there is a width-block << should not be printed after StaffGroup but after the width-block
+ # this seems to work. It prints \new StaffGroup \with{} <<:
+# if self.stafftype == "StaffGroup" and self.print_ly_overrides:
+ #prints a new line before each new staff type, e.g. before \new StaffGroup and \new Staff...
+ #printer.newline ()
+# printer.dump("\\new %s" % self.stafftype)
+ #self.print_ly_overrides (printer)
+ #prints a << and a new line after each new staff type.
+ # printer.dump ("<<")
+ # printer.newline()
+ # print a << after all other staff types:
+ # can't use "else:" because then we get a '\new None' staff type in LilyPond...
+# elif self.stafftype == "StaffGroup":
+# printer.dump ("\\new %s" % self.stafftype)
+# printer.dump ("<<")
+# printer.newline ()
+ # << should be printed directly after StaffGroups without a with-block:
+ # this doesn't work:
+# elif self.stafftype == "StaffGroup" and not self.print_ly_overrides:
+# printer.dump ("<<")
+# printer.newline ()
+ # this is bullshit:
+# elif self.stafftype == "StaffGroup" and self.stafftype == "Staff":
+# printer.dump ("<<")
+# printer.newline ()
+ # this prints \new Staff << for every staff in the score:
+# elif self.stafftype:
+# printer.dump ("\\new %s" % self.stafftype)
+# printer.dump ("<<")
+# printer.newline ()
self.print_ly_overrides (printer)
- printer.dump ("<<")
- printer.newline ()
+ #printer.dump ("<<")
+ #printer.newline ()
if self.stafftype and self.instrument_name:
printer.dump ("\\set %s.instrumentName = %s" % (self.stafftype,
escape_instrument_string (self.instrument_name)))
- printer.newline ()
+ #printer.newline ()
if self.stafftype and self.short_instrument_name:
printer.dump ("\\set %s.shortInstrumentName = %s" % (self.stafftype,
escape_instrument_string (self.short_instrument_name)))
printer.newline ()
+ if self.sound:
+ printer.dump(
+ r'\set {stafftype}.midiInstrument = #"{sound}"'.format(
+ stafftype=self.stafftype, sound=self.sound))
self.print_ly_contents (printer)
printer.newline ()
- printer.dump (">>")
- printer.newline ()
+# This is a crude hack: In scores with staff groups the closing angled brackets are not printed.
+# That's why I added the following two lines. I couldn't find a proper solution. This won't work with scores several staff groups!!!
+ if self.stafftype == "StaffGroup":
+ printer.dump (">>")
+ #printer.dump (">>")
+ #printer.dump (">>")
+ #printer.newline ()
+ #printer.dump ("test") #test is printed 4 times in a staffgroup with two staves: once at the end of each staff and twice at the end of the staffgroup. That's not what we want!
+ #printer.dump ("test") NameError: name 'printer' is not defined
+
+#test
+# def print_staffgroup_closing_brackets (self, printer): #test see class Staff / Score.
+# printer.dump ("test")
class Staff (StaffGroup):
- def __init__ (self, command = "Staff"):
+ def __init__ (self, command="Staff"):
StaffGroup.__init__ (self, command)
self.is_group = False
self.part = None
self.voice_command = "Voice"
self.substafftype = None
+ self.sound = None
def needs_with (self):
return False
+
def print_ly_context_mods (self, printer):
+ #printer.dump ("test") #does nothing.
pass
def print_ly_contents (self, printer):
sub_staff_type = self.substafftype
if not sub_staff_type:
sub_staff_type = self.stafftype
+ #printer.dump ("test") #prints test in each staff after the definitions of the instrument name and before the definition of the contexts.
+ printer.newline()
for [staff_id, voices] in self.part_information:
+ # now comes the real staff definition:
if staff_id:
printer ('\\context %s = "%s" << ' % (sub_staff_type, staff_id))
else:
printer ('\\context %s << ' % sub_staff_type)
printer.newline ()
+ printer.dump("\mergeDifferentlyDottedOn\mergeDifferentlyHeadedOn")
+ printer.newline()
n = 0
nr_voices = len (voices)
- for [v, lyrics, figuredbass, chordnames] in voices:
+ for [v, lyrics, figuredbass, chordnames, fretboards] in voices:
n += 1
voice_count_text = ''
if nr_voices > 1:
- voice_count_text = {1: ' \\voiceOne', 2: ' \\voiceTwo',
- 3: ' \\voiceThree'}.get (n, ' \\voiceFour')
- printer ('\\context %s = "%s" {%s \\%s }' % (self.voice_command, v, voice_count_text, v))
+ """
+The next line contains a bug: The voices might not appear in numerical order! Some voices might be missing e.g. if the xml file contains only voice one, three and four, this would result in: \voiceOne, \voiceTwo and \voiceThree. This causes wrong stem directions and collisions.
+ """
+ voice_count_text = {1: ' \\voiceOne', 2: ' \\voiceTwo', 3: ' \\voiceThree'}.get (n, ' \\voiceFour')
+ printer ('\\context %s = "%s" {%s %s \\%s }' % (self.voice_command, v, get_transpose ("string"), voice_count_text, v))
printer.newline ()
-
+ lyrics_id = 1
for l in lyrics:
- printer ('\\new Lyrics \\lyricsto "%s" \\%s' % (v,l))
+ printer ('\\new Lyrics \\lyricsto "%s" { \\set stanza = "%s." \\%s }' % (v, lyrics_id, l))
+ lyrics_id += 1
printer.newline()
if figuredbass:
printer ('\context FiguredBass = "%s" \\%s' % (figuredbass, figuredbass))
printer ('>>')
+ #printer.dump ("test") #prints test after each definition of a context.
+ #printer.newline ()
+ #printer.dump ("test") #prints test after each definition of a context.
def print_ly (self, printer):
if self.part_information and len (self.part_information) > 1:
self.stafftype = "PianoStaff"
self.substafftype = "Staff"
+ #printer.dump ('test')
StaffGroup.print_ly (self, printer)
+ #StaffGroup.print_staffgroup_closing_brackets (self, printer) prints test after each definition of a staff
+ printer.dump ('>>')
+ #printer.dump ("test") #prints test after each definition of a context.
+ printer.newline ()
+ #StaffGroup.print_staffgroup_closing_brackets(self, printer) #prints test after each definition of a staff.
+ #printer.dump ("test")# NameError: name 'printer' is not defined
+ #StaffGroup.print_staffgroup_closing_brackets() #TypeError: unbound method print_staffgroup_closing_brackets() must be called with StaffGroup instance as first argument (got nothing instead)
+
class TabStaff (Staff):
- def __init__ (self, command = "TabStaff"):
+ def __init__ (self, command="TabStaff"):
Staff.__init__ (self, command)
self.string_tunings = []
self.tablature_format = None
class DrumStaff (Staff):
- def __init__ (self, command = "DrumStaff"):
+ def __init__ (self, command="DrumStaff"):
Staff.__init__ (self, command)
self.drum_style_table = None
self.voice_command = "DrumVoice"
printer.dump ("}")
class RhythmicStaff (Staff):
- def __init__ (self, command = "RhythmicStaff"):
+ def __init__ (self, command="RhythmicStaff"):
Staff.__init__ (self, command)
+#Test
+#def print_staffgroup_closing_brackets (self, printer): #test see class Score / class Staff
+# printer.dump ("test")
+
class Score:
def __init__ (self):
+ """
+ Constructs a new Score object.
+ """
self.contents = None
self.create_midi = False
if self.contents:
self.contents.set_part_information (part_id, staves_info)
+ def set_tempo (self, tempo):
+ """
+ Set the tempo attribute of the Score.
+ This attribute can be used in L{print_ly} for the midi output (see L{musicxml.Sound}).
+
+ @param tempo: The value of the tempo, in beats per minute.
+ @type tempo: String
+ """
+ self.tempo = tempo
+ #Test
+# def print_staffgroup_closing_brackets (self, printer): #test see class Score / class Staff
+# printer.dump ("test")
+
def print_ly (self, printer):
- self.create_midi = get_create_midi ()
- printer.dump ("\\score {");
+ """
+ Print the content of the score to the printer, in lilypond format.
+
+ @param printer: A printer given to display correctly the output.
+ @type printer: L{Output_printer<musicexp.Output_printer>}
+ """
+ self.create_midi = get_create_midi()
+ printer.dump("\\score {")
+ printer.newline ()
+ #prints opening <<:
+ printer.dump ('<<')
printer.newline ()
if self.contents:
- self.contents.print_ly (printer);
- printer.dump ("\\layout {}");
+ self.contents.print_ly(printer)
+ #printer.dump ("test") prints test once before the >> of the score block, independent of the existence of a staffgroup.
+ #if StaffGroup == False: # True or False: nothing happens.
+ # printer.dump ('>>')
+ printer.dump ('>>')
printer.newline ()
- if not self.create_midi:
- printer.dump ("% To create MIDI output, uncomment the following line:");
- printer.newline ();
- printer.dump ("% ");
- printer.dump ("\\midi {}");
+ #StaffGroup.print_staffgroup_closing_brackets(self, printer) #TypeError: unbound method print_staffgroup_closing_brackets() must be called with StaffGroup instance as first argument (got Score instance instead)
+ #print_staffgroup_closing_brackets(self, printer) #NameError: global name 'print_staffgroup_closing_brackets' is not defined. prints test once before the >> of the score block, independent of the existence of a staffgroup.
+ printer.dump ("\\layout {}")
printer.newline ()
- printer.dump ("}");
+ # If the --midi option was not passed to musicxml2ly, that comments the "midi" line
+ if self.create_midi:
+ printer.dump ("}")
+ printer.newline()
+ printer.dump("\\score {")
+ printer.newline ()
+ printer.dump("\\unfoldRepeats \\articulate {")
+ printer.newline ()
+ self.contents.print_ly(printer)
+ printer.dump("}")
+ printer.newline ()
+ else:
+ printer.dump ("% To create MIDI output, uncomment the following line:")
+ printer.newline ()
+ printer.dump ("% ")
+ printer.dump ("\\midi {\\tempo 4 = "+self.tempo+" }")
+ printer.newline ()
+ printer.dump ("}")
printer.newline ()
-
def test_pitch ():
bflat = Pitch()
bflat.alteration = -1
- bflat.step = 6
+ bflat.step = 6
bflat.octave = -1
fifth = Pitch()
fifth.step = 4
print bflat.semitones()
- print bflat.transposed (fifth), bflat.transposed (fifth).transposed (fifth)
+ print bflat.transposed (fifth), bflat.transposed (fifth).transposed (fifth)
print bflat.transposed (fifth).transposed (fifth).transposed (fifth)
print bflat.semitones(), 'down'
tonic.step = 2
tonic.alteration = -2
n = KeySignatureChange()
- n.tonic=tonic.copy()
- n.scale = [0, 0, -2, 0, 0,-2,-2]
+ n.tonic = tonic.copy()
+ n.scale = [0, 0, -2, 0, 0, -2, -2]
evc.insert_around (None, n, 0)
m.insert_around (None, evc, 0)
expr = test_expr()
expr.set_start (Rational (0))
print expr.ly_expression()
- start = Rational (0,4)
- stop = Rational (4,2)
+ start = Rational (0, 4)
+ stop = Rational (4, 2)
def sub(x, start=start, stop=stop):
- ok = x.start >= start and x.start +x.get_length() <= stop
+ ok = x.start >= start and x.start + x.get_length() <= stop
return ok
print expr.lisp_sub_expression(sub)
-
import sys
import copy
import lilylib as ly
+import warnings
_ = ly._
-
-def escape_ly_output_string (input_string):
- return_string = input_string
- needs_quotes = not re.match (u"^[a-zA-ZäöüÜÄÖßñ]*$", return_string);
- if needs_quotes:
- return_string = "\"" + string.replace (return_string, "\"", "\\\"") + "\""
- return return_string
-
-
-def musicxml_duration_to_log (dur):
- return {'256th': 8,
- '128th': 7,
- '64th': 6,
- '32nd': 5,
- '16th': 4,
- 'eighth': 3,
- 'quarter': 2,
- 'half': 1,
- 'whole': 0,
- 'breve': -1,
- 'longa': -2,
- 'long': -2}.get (dur, 0)
-
-
-
-def interpret_alter_element (alter_elm):
- alter = 0
- if alter_elm:
- val = eval(alter_elm.get_text ())
- if type (val) in (int, float):
- alter = val
- return alter
+import musicexp
+import musicxml2ly_conversion
+import utilities
class Xml_node:
- def __init__ (self):
+
+ def __init__(self):
self._children = []
self._data = None
self._original = None
self._parent = None
self._attribute_dict = {}
- def get_parent (self):
+ def get_parent(self):
return self._parent
- def is_first (self):
- return self._parent.get_typed_children (self.__class__)[0] == self
+ def is_first(self):
+ return self._parent.get_typed_children(self.__class__)[0] == self
- def original (self):
+ def original(self):
return self._original
- def get_name (self):
+ def get_name(self):
return self._name
- def get_text (self):
+ def get_text(self):
if self._data:
return self._data
if not self._children:
return ''
- return ''.join ([c.get_text () for c in self._children])
+ return ''.join([c.get_text() for c in self._children])
- def message (self, msg):
- ly.warning (msg)
+ def message(self, msg):
+ ly.warning(msg)
p = self
while p:
- ly.progress (' In: <%s %s>\n' % (p._name, ' '.join (['%s=%s' % item for item in p._attribute_dict.items ()])))
- p = p.get_parent ()
+ ly.progress(' In: <%s %s>\n' %(p._name, ' '.join(['%s=%s' % item for item in p._attribute_dict.items()])))
+ p = p.get_parent()
- def dump (self, indent = ''):
- ly.debug_output ('%s<%s%s>' % (indent, self._name, ''.join ([' %s=%s' % item for item in self._attribute_dict.items ()])))
- non_text_children = [c for c in self._children if not isinstance (c, Hash_text)]
+ def dump(self, indent=''):
+ ly.debug_output('%s<%s%s>' %(indent, self._name, ''.join([' %s=%s' % item for item in self._attribute_dict.items()])))
+ non_text_children = [c for c in self._children if not isinstance(c, Hash_text)]
if non_text_children:
- ly.debug_output ('\n')
+ ly.debug_output('\n')
for c in self._children:
- c.dump (indent + " ")
+ c.dump(indent + " ")
if non_text_children:
- ly.debug_output (indent)
- ly.debug_output ('</%s>\n' % self._name)
+ ly.debug_output(indent)
+ ly.debug_output('</%s>\n' % self._name)
- def get_typed_children (self, klass):
+ def get_typed_children(self, klass):
if not klass:
return []
else:
return [c for c in self._children if isinstance(c, klass)]
- def get_named_children (self, nm):
- return self.get_typed_children (get_class (nm))
+ def get_named_children(self, nm):
+ return self.get_typed_children(get_class(nm))
- def get_named_child (self, nm):
- return self.get_maybe_exist_named_child (nm)
+ def get_named_child(self, nm):
+ return self.get_maybe_exist_named_child(nm)
- def get_children (self, predicate):
+ def get_children(self, predicate):
return [c for c in self._children if predicate(c)]
- def get_all_children (self):
+ def get_all_children(self):
return self._children
- def get_maybe_exist_named_child (self, name):
- return self.get_maybe_exist_typed_child (get_class (name))
+ def get_maybe_exist_named_child(self, name):
+ return self.get_maybe_exist_typed_child(get_class(name))
- def get_maybe_exist_typed_child (self, klass):
- cn = self.get_typed_children (klass)
- if len (cn)==0:
+ def get_maybe_exist_typed_child(self, klass):
+ cn = self.get_typed_children(klass)
+ if len(cn) == 0:
return None
- elif len (cn) == 1:
- return cn[0]
else:
- raise "More than 1 child", klass
-
- def get_unique_typed_child (self, klass):
+ try:
+ assert len(cn) == 1
+ return cn[0]
+ except:
+ msg = ' '.join(
+ ['more than one child of class ',
+ klass.__name__,
+ '...all but the first will be ignored!'])
+ warnings.warn(msg)
+ return cn[0]
+
+ def get_unique_typed_child(self, klass):
cn = self.get_typed_children(klass)
- if len (cn) <> 1:
- ly.error (self.__dict__)
- raise 'Child is not unique for', (klass, 'found', cn)
+ if len(cn) <> 1:
+ ly.error(self.__dict__)
+ raise 'Child is not unique for',(klass, 'found', cn)
return cn[0]
- def get_named_child_value_number (self, name, default):
- n = self.get_maybe_exist_named_child (name)
+ def get_named_child_value_number(self, name, default):
+ n = self.get_maybe_exist_named_child(name)
if n:
- return string.atoi (n.get_text())
+ return int(n.get_text())
else:
return default
-class Music_xml_node (Xml_node):
- def __init__ (self):
- Xml_node.__init__ (self)
- self.duration = Rational (0)
- self.start = Rational (0)
+class Music_xml_node(Xml_node):
+ def __init__(self):
+ Xml_node.__init__(self)
+ self.duration = Rational(0)
+ self.start = Rational(0)
+ self.converted = False
+
+
+class Music_xml_spanner(Music_xml_node):
-class Work (Xml_node):
- def get_work_information (self, tag):
- wt = self.get_maybe_exist_named_child (tag)
+ def get_type(self):
+ if hasattr(self, 'type'):
+ return self.type
+ else:
+ return 0
+
+ def get_size(self):
+ if hasattr(self, 'size'):
+ return int(self.size)
+ else:
+ return 0
+
+
+class Measure_element(Music_xml_node):
+
+ def get_voice_id(self):
+ voice_id = self.get_maybe_exist_named_child('voice')
+ if voice_id:
+ return voice_id.get_text()
+ else:
+ return None
+
+ def is_first(self):
+ # Look at all measure elements(previously we had self.__class__, which
+ # only looked at objects of the same type!
+ cn = self._parent.get_typed_children(Measure_element)
+ # But only look at the correct voice; But include Attributes, too, which
+ # are not tied to any particular voice
+ cn = [c for c in cn if(c.get_voice_id() == self.get_voice_id()) or isinstance(c, Attributes)]
+ return cn[0] == self
+
+
+class Work(Xml_node):
+
+ def get_work_information(self, tag):
+ wt = self.get_maybe_exist_named_child(tag)
if wt:
- return wt.get_text ()
+ return wt.get_text()
else:
return ''
- def get_work_title (self):
- return self.get_work_information ('work-title')
- def get_work_number (self):
- return self.get_work_information ('work-number')
- def get_opus (self):
- return self.get_work_information ('opus')
+ def get_work_title(self):
+ return self.get_work_information('work-title')
-class Identification (Xml_node):
- def get_rights (self):
- rights = self.get_named_children ('rights')
+ def get_work_number(self):
+ return self.get_work_information('work-number')
+
+ # def get_opus(self):
+ # return self.get_work_information('opus')
+
+
+class Identification(Xml_node):
+
+ def get_rights(self):
+ rights = self.get_named_children('rights')
ret = []
for r in rights:
- ret.append (r.get_text ())
- return string.join (ret, "\n")
+ text = r.get_text()
+ # if this Xml_node has an attribute, such as 'type="words"',
+ # include it in the header. Otherwise, it is assumed that
+ # the text contents of this node looks something like this:
+ # 'Copyright: X.Y.' and thus already contains the relevant
+ # information.
+ if hasattr(r, 'type'):
+ rights_type = r.type.title() # capitalize first letter
+ result = ''.join([rights_type, ': ', text])
+ ret.append(result)
+ else:
+ ret.append(text)
+ return string.join(ret, "\n")
- # get contents of the source-element (usually used for publishing information). (These contents are saved in a custom variable named "source" in the header of the .ly file.)
- def get_source (self):
- source = self.get_named_children ('source')
+ # get contents of the source-element(usually used for publishing information).(These contents are saved in a custom variable named "source" in the header of the .ly file.)
+ def get_source(self):
+ source = self.get_named_children('source')
ret = []
for r in source:
- ret.append (r.get_text ())
- return string.join (ret, "\n")
+ ret.append(r.get_text())
+ return string.join(ret, "\n")
- def get_creator (self, type):
- creators = self.get_named_children ('creator')
+ def get_creator(self, type):
+ creators = self.get_named_children('creator')
# return the first creator tag that has the particular type
for i in creators:
- if hasattr (i, 'type') and i.type == type:
- return i.get_text ()
+ if hasattr(i, 'type') and i.type == type:
+ return i.get_text()
return None
- def get_composer (self):
- c = self.get_creator ('composer')
+ def get_composer(self):
+ c = self.get_creator('composer')
if c:
return c
- creators = self.get_named_children ('creator')
+ creators = self.get_named_children('creator')
# return the first creator tag that has no type at all
for i in creators:
- if not hasattr (i, 'type'):
- return i.get_text ()
+ if not hasattr(i, 'type'):
+ return i.get_text()
return None
- def get_arranger (self):
- return self.get_creator ('arranger')
- def get_editor (self):
- return self.get_creator ('editor')
- def get_poet (self):
- v = self.get_creator ('lyricist')
+
+ def get_arranger(self):
+ return self.get_creator('arranger')
+
+ def get_editor(self):
+ return self.get_creator('editor')
+
+ def get_poet(self):
+ v = self.get_creator('lyricist')
if v:
return v
- v = self.get_creator ('poet')
+ v = self.get_creator('poet')
return v
- def get_encoding_information (self, type):
- enc = self.get_named_children ('encoding')
+ def get_encoding_information(self, type):
+ enc = self.get_named_children('encoding')
if enc:
- children = enc[0].get_named_children (type)
+ children = enc[0].get_named_children(type)
if children:
- return children[0].get_text ()
+ return children[0].get_text()
else:
return None
- def get_encoding_software (self):
- return self.get_encoding_information ('software')
- def get_encoding_date (self):
- return self.get_encoding_information ('encoding-date')
- def get_encoding_person (self):
- return self.get_encoding_information ('encoder')
- def get_encoding_description (self):
- return self.get_encoding_information ('encoding-description')
-
- def get_encoding_software_list (self):
- enc = self.get_named_children ('encoding')
+ def get_encoding_software(self):
+ return self.get_encoding_information('software')
+
+ def get_encoding_date(self):
+ return self.get_encoding_information('encoding-date')
+
+ def get_encoding_person(self):
+ return self.get_encoding_information('encoder')
+
+ def get_encoding_description(self):
+ return self.get_encoding_information('encoding-description')
+
+ def get_encoding_software_list(self):
+ enc = self.get_named_children('encoding')
software = []
for e in enc:
- softwares = e.get_named_children ('software')
+ softwares = e.get_named_children('software')
for s in softwares:
- software.append (s.get_text ())
+ software.append(s.get_text())
return software
- def get_file_description (self):
- misc = self.get_named_children ('miscellaneous')
+ def get_file_description(self):
+ misc = self.get_named_children('miscellaneous')
for m in misc:
- misc_fields = m.get_named_children ('miscellaneous-field')
+ misc_fields = m.get_named_children('miscellaneous-field')
for mf in misc_fields:
- if hasattr (mf, 'name') and mf.name == 'description':
- return mf.get_text ()
+ if hasattr(mf, 'name') and mf.name == 'description':
+ return mf.get_text()
return None
-class Duration (Music_xml_node):
- def get_length (self):
- dur = int (self.get_text ()) * Rational (1,4)
+
+class Credit(Xml_node):
+
+ def get_type(self):
+ type = self.get_maybe_exist_named_child('credit-type')
+ if(type != None):
+ return type.get_text()
+ else:
+ return None
+
+ def find_type(self, credits):
+ sizes = self.get_font_sizes(credits)
+ sizes.sort(reverse=True)
+ ys = self.get_default_ys(credits)
+ ys.sort(reverse=True)
+ xs = self.get_default_xs(credits)
+ xs.sort(reverse=True)
+
+ # Words child of the self credit-element
+ words = self.get_maybe_exist_named_child('credit-words')
+ size = None
+ x = None
+ y = None
+ halign = None
+ valign = None
+ justify = None
+ if(words != None):
+ if hasattr(words, 'font-size'):
+ size = utilities.string_to_integer(getattr(words, 'font-size'))
+ if hasattr(words, 'default-x'):
+ x = round(float(getattr(words, 'default-x')))
+ if hasattr(words, 'default-y'):
+ y = round(float(getattr(words, 'default-y')))
+ if hasattr(words, 'halign'):
+ halign = getattr(words, 'halign')
+ if hasattr(words, 'valign'):
+ valign = getattr(words, 'valign')
+ if hasattr(words, 'justify'):
+ justify = getattr(words, 'justify')
+ if(size and size == max(sizes) and y and y == max(ys) and(justify or halign) and(justify == 'center' or halign == 'center')):
+ return 'title'
+ elif((y and y > min(ys) and y < max(ys)) and((justify or halign) and(justify == 'center' or halign == 'center'))):
+ return 'subtitle'
+ elif((justify or halign) and(justify == 'left' or halign == 'left') and(not(x) or x == min(xs))):
+ return 'lyricist'
+ elif((justify or halign) and(justify == 'right' or halign == 'right') and(not(x) or x == max(xs))):
+ return 'composer'
+ elif(size and size == min(sizes) and y == min(ys)):
+ return 'rights'
+ # Special cases for Finale NotePad
+ elif((valign and(valign == 'top')) and(y and y == ys[1])):
+ return 'subtitle'
+ elif((valign and(valign == 'top')) and(x and x == min(xs))):
+ return 'lyricist'
+ elif((valign and(valign == 'top')) and(y and y == min(ys))):
+ return 'rights'
+ # Other special cases
+ elif((valign and(valign == 'bottom'))):
+ return 'rights'
+ elif(len([item for item in range(len(ys)) if ys[item] == y]) == 2):
+ # The first one is the composer, the second one is the lyricist
+ return 'composer'
+
+ return None # no type recognized
+
+ def get_font_sizes(self, credits):
+ sizes = []
+ for cred in credits:
+ words = cred.get_maybe_exist_named_child('credit-words')
+ if((words != None) and hasattr(words, 'font-size')):
+ sizes.append(getattr(words, 'font-size'))
+ return map(utilities.string_to_integer, sizes)
+
+ def get_default_xs(self, credits):
+ default_xs = []
+ for cred in credits:
+ words = cred.get_maybe_exist_named_child('credit-words')
+ if((words != None) and hasattr(words, 'default-x')):
+ default_xs.append(getattr(words, 'default-x'))
+ return map(round, map(float, default_xs))
+
+ def get_default_ys(self, credits):
+ default_ys = []
+ for cred in credits:
+ words = cred.get_maybe_exist_named_child('credit-words')
+ if((words != None) and hasattr(words, 'default-y')):
+ default_ys.append(getattr(words, 'default-y'))
+ return map(round, map(float, default_ys))
+
+ def get_text(self):
+ words = self.get_maybe_exist_named_child('credit-words')
+ if(words != None):
+ return words.get_text()
+ else:
+ return ''
+
+
+class Duration(Music_xml_node):
+
+ def get_length(self):
+ dur = int(self.get_text()) * Rational(1, 4)
return dur
-class Hash_comment (Music_xml_node):
- pass
-class Hash_text (Music_xml_node):
- def dump (self, indent = ''):
- ly.debug_output ('%s' % string.strip (self._data))
-
-class Pitch (Music_xml_node):
- def get_step (self):
- ch = self.get_unique_typed_child (get_class (u'step'))
- step = ch.get_text ().strip ()
+
+class Hash_text(Music_xml_node):
+
+ def dump(self, indent=''):
+ ly.debug_output('%s' % string.strip(self._data))
+
+
+class Pitch(Music_xml_node):
+
+ def get_step(self):
+ ch = self.get_unique_typed_child(get_class(u'step'))
+ step = ch.get_text().strip()
return step
- def get_octave (self):
- ch = self.get_unique_typed_child (get_class (u'octave'))
- octave = ch.get_text ().strip ()
- return int (octave)
-
- def get_alteration (self):
- ch = self.get_maybe_exist_typed_child (get_class (u'alter'))
- return interpret_alter_element (ch)
-
-class Unpitched (Music_xml_node):
- def get_step (self):
- ch = self.get_unique_typed_child (get_class (u'display-step'))
- step = ch.get_text ().strip ()
+
+ def get_octave(self):
+ ch = self.get_unique_typed_child(get_class(u'octave'))
+ octave = ch.get_text().strip()
+ return int(octave)
+
+ def get_alteration(self):
+ ch = self.get_maybe_exist_typed_child(get_class(u'alter'))
+ return utilities.interpret_alter_element(ch)
+
+ def to_lily_object(self):
+ p = musicexp.Pitch()
+ p.alteration = self.get_alteration()
+ p.step = musicxml2ly_conversion.musicxml_step_to_lily(self.get_step())
+ p.octave = self.get_octave() - 4
+ return p
+
+
+class Unpitched(Music_xml_node):
+
+ def get_step(self):
+ ch = self.get_unique_typed_child(get_class(u'display-step'))
+ step = ch.get_text().strip()
return step
- def get_octave (self):
- ch = self.get_unique_typed_child (get_class (u'display-octave'))
+ def get_octave(self):
+ ch = self.get_unique_typed_child(get_class(u'display-octave'))
if ch:
- octave = ch.get_text ().strip ()
- return int (octave)
+ octave = ch.get_text().strip()
+ return int(octave)
else:
return None
-class Measure_element (Music_xml_node):
- def get_voice_id (self):
- voice_id = self.get_maybe_exist_named_child ('voice')
- if voice_id:
- return voice_id.get_text ()
- else:
- return None
+ def to_lily_object(self):
+ p = None
+ step = self.get_step()
+ if step:
+ p = musicexp.Pitch()
+ p.step = musicxml2ly_conversion.musicxml_step_to_lily(step)
+ octave = self.get_octave()
+ if octave and p:
+ p.octave = octave - 4
+ return p
- def is_first (self):
- # Look at all measure elements (previously we had self.__class__, which
- # only looked at objects of the same type!
- cn = self._parent.get_typed_children (Measure_element)
- # But only look at the correct voice; But include Attributes, too, which
- # are not tied to any particular voice
- cn = [c for c in cn if (c.get_voice_id () == self.get_voice_id ()) or isinstance (c, Attributes)]
- return cn[0] == self
-class Attributes (Measure_element):
- def __init__ (self):
- Measure_element.__init__ (self)
+class Attributes(Measure_element):
+
+ def __init__(self):
+ Measure_element.__init__(self)
self._dict = {}
self._original_tag = None
self._time_signature_cache = None
- def is_first (self):
- cn = self._parent.get_typed_children (self.__class__)
+ def is_first(self):
+ cn = self._parent.get_typed_children(self.__class__)
if self._original_tag:
return cn[0] == self._original_tag
else:
return cn[0] == self
- def set_attributes_from_previous (self, dict):
- self._dict.update (dict)
+ def set_attributes_from_previous(self, dict):
+ self._dict.update(dict)
- def read_self (self):
- for c in self.get_all_children ():
+ def read_self(self):
+ for c in self.get_all_children():
self._dict[c.get_name()] = c
- def get_named_attribute (self, name):
- return self._dict.get (name)
+ def get_named_attribute(self, name):
+ return self._dict.get(name)
- def single_time_sig_to_fraction (self, sig):
- if len (sig) < 2:
+ def single_time_sig_to_fraction(self, sig):
+ if len(sig) < 2:
return 0
n = 0
for i in sig[0:-1]:
n += i
- return Rational (n, sig[-1])
+ return Rational(n, sig[-1])
- def get_measure_length (self):
- sig = self.get_time_signature ()
- if not sig or len (sig) == 0:
+ def get_measure_length(self):
+ sig = self.get_time_signature()
+ if not sig or len(sig) == 0:
return 1
- if isinstance (sig[0], list):
+ if isinstance(sig[0], list):
# Complex compound time signature
l = 0
for i in sig:
- l += self.single_time_sig_to_fraction (i)
+ l += self.single_time_sig_to_fraction(i)
return l
else:
- # Simple (maybe compound) time signature of the form (beat, ..., type)
- return self.single_time_sig_to_fraction (sig)
+ # Simple(maybe compound) time signature of the form(beat, ..., type)
+ return self.single_time_sig_to_fraction(sig)
return 0
- def get_time_signature (self):
- "Return time sig as a (beat, beat-type) tuple. For compound signatures,"
- "return either (beat, beat,..., beat-type) or ((beat,..., type), "
+ def get_time_signature(self):
+ "Return time sig as a(beat, beat-type) tuple. For compound signatures,"
+ "return either(beat, beat,..., beat-type) or((beat,..., type), "
"(beat,..., type), ...)."
if self._time_signature_cache:
return self._time_signature_cache
try:
- mxl = self.get_named_attribute ('time')
+ mxl = self.get_named_attribute('time')
if not mxl:
return None
- if mxl.get_maybe_exist_named_child ('senza-misura'):
+ if mxl.get_maybe_exist_named_child('senza-misura'):
# TODO: Handle pieces without a time signature!
- ly.warning (_ ("Senza-misura time signatures are not yet supported!"))
- return (4, 4)
+ ly.warning(_("Senza-misura time signatures are not yet supported!"))
+ return(4, 4)
else:
signature = []
current_sig = []
- for i in mxl.get_all_children ():
- if isinstance (i, Beats):
- beats = string.split (i.get_text ().strip (), "+")
- current_sig = [int (j) for j in beats]
- elif isinstance (i, BeatType):
- current_sig.append (int (i.get_text ()))
- signature.append (current_sig)
+ for i in mxl.get_all_children():
+ if isinstance(i, Beats):
+ beats = string.split(i.get_text().strip(), "+")
+ current_sig = [int(j) for j in beats]
+ elif isinstance(i, BeatType):
+ current_sig.append(int(i.get_text()))
+ signature.append(current_sig)
current_sig = []
- if isinstance (signature[0], list) and len (signature) == 1:
+ if isinstance(signature[0], list) and len(signature) == 1:
signature = signature[0]
self._time_signature_cache = signature
return signature
- except (KeyError, ValueError):
- self.message (_ ("Unable to interpret time signature! Falling back to 4/4."))
- return (4, 4)
+ except(KeyError, ValueError):
+ self.message(_("Unable to interpret time signature! Falling back to 4/4."))
+ return(4, 4)
- # returns clef information in the form ("cleftype", position, octave-shift)
- def get_clef_information (self):
+ # returns clef information in the form("cleftype", position, octave-shift)
+ def get_clef_information(self):
clefinfo = ['G', 2, 0]
- mxl = self.get_named_attribute ('clef')
+ mxl = self.get_named_attribute('clef')
if not mxl:
return clefinfo
- sign = mxl.get_maybe_exist_named_child ('sign')
+ sign = mxl.get_maybe_exist_named_child('sign')
if sign:
clefinfo[0] = sign.get_text()
- line = mxl.get_maybe_exist_named_child ('line')
+ line = mxl.get_maybe_exist_named_child('line')
if line:
- clefinfo[1] = string.atoi (line.get_text ())
- octave = mxl.get_maybe_exist_named_child ('clef-octave-change')
+ clefinfo[1] = int(line.get_text())
+ octave = mxl.get_maybe_exist_named_child('clef-octave-change')
if octave:
- clefinfo[2] = string.atoi (octave.get_text ())
+ clefinfo[2] = int(octave.get_text())
return clefinfo
- def get_key_signature (self):
- "return (fifths, mode) tuple if the key signatures is given as "
+ def get_key_signature(self):
+ "return(fifths, mode) tuple if the key signatures is given as "
"major/minor in the Circle of fifths. Otherwise return an alterations"
"list of the form [[step,alter<,octave>], [step,alter<,octave>], ...], "
"where the octave values are optional."
- key = self.get_named_attribute ('key')
+ key = self.get_named_attribute('key')
if not key:
return None
- fifths_elm = key.get_maybe_exist_named_child ('fifths')
+ fifths_elm = key.get_maybe_exist_named_child('fifths')
if fifths_elm:
- mode_node = key.get_maybe_exist_named_child ('mode')
+ mode_node = key.get_maybe_exist_named_child('mode')
mode = None
if mode_node:
- mode = mode_node.get_text ()
+ mode = mode_node.get_text()
if not mode or mode == '':
mode = 'major'
- fifths = int (fifths_elm.get_text ())
+ fifths = int(fifths_elm.get_text())
# TODO: Shall we try to convert the key-octave and the cancel, too?
- return (fifths, mode)
+ return(fifths, mode)
else:
alterations = []
current_step = 0
- for i in key.get_all_children ():
- if isinstance (i, KeyStep):
- current_step = i.get_text ().strip ()
- elif isinstance (i, KeyAlter):
- alterations.append ([current_step, interpret_alter_element (i)])
- elif isinstance (i, KeyOctave):
+ for i in key.get_all_children():
+ if isinstance(i, KeyStep):
+ current_step = i.get_text().strip()
+ elif isinstance(i, KeyAlter):
+ alterations.append([current_step, utilities.interpret_alter_element(i)])
+ elif isinstance(i, KeyOctave):
nr = -1
- if hasattr (i, 'number'):
- nr = int (i.number)
- if (nr > 0) and (nr <= len (alterations)):
+ if hasattr(i, 'number'):
+ nr = int(i.number)
+ if(nr > 0) and(nr <= len(alterations)):
# MusicXML Octave 4 is middle C -> shift to 0
- alterations[nr-1].append (int (i.get_text ())-4)
+ alterations[nr - 1].append(int(i.get_text()) - 4)
else:
- i.message (_ ("Key alteration octave given for a "
- "non-existing alteration nr. %s, available numbers: %s!") % (nr, len(alterations)))
+ i.message(_("Key alteration octave given for a "
+ "non-existing alteration nr. %s, available numbers: %s!") %(nr, len(alterations)))
return alterations
- def get_transposition (self):
- return self.get_named_attribute ('transpose')
+ def get_transposition(self):
+ return self.get_named_attribute('transpose')
+
+
+class Barline(Measure_element):
+
+ def to_lily_object(self):
+ # 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 = self.get_maybe_exist_named_child("bar-style")
+ repeat_element = self.get_maybe_exist_named_child("repeat")
+ ending_element = self.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 = musicxml2ly_conversion.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 = self
+ if repeat.direction == -1:
+ retval[3] = repeat
+ else:
+ retval[1] = repeat
+
+ if ending_element and hasattr(ending_element, 'type'):
+ ending = musicxml2ly_conversion.EndingMarker()
+ ending.direction = {"start":-1, "stop": 1, "discontinue": 1}.get(
+ ending_element.type, 0)
+ ending.event = self
+ if ending.direction == -1:
+ retval[4] = ending
+ else:
+ retval[0] = ending
+ # TODO. ending number=""
-class KeyAlter (Music_xml_node):
- pass
-class KeyStep (Music_xml_node):
- pass
-class KeyOctave (Music_xml_node):
- pass
+ if bartype:
+ b = musicexp.BarLine()
+ b.type = bartype
+ retval[2] = b
+ return retval.values()
-class Barline (Measure_element):
- pass
-class BarStyle (Music_xml_node):
- pass
-class Partial (Measure_element):
- def __init__ (self, partial):
- Measure_element.__init__ (self)
+
+class Partial(Measure_element):
+ def __init__(self, partial):
+ Measure_element.__init__(self)
self.partial = partial
-class Note (Measure_element):
- def __init__ (self):
- Measure_element.__init__ (self)
+
+class Stem(Music_xml_node):
+
+ stem_value_dict = {
+ 'down': 'stemDown',
+ 'up': 'stemUp',
+ 'double': None, # TODO: Implement
+ 'none': 'stemNeutral'
+ }
+
+ def to_stem_event(self):
+ values = []
+ value = self.stem_value_dict.get(self.get_text(), None)
+ stem_value = musicexp.StemEvent()
+ if value:
+ stem_value.value = value
+ values.append(stem_value)
+ return values
+
+ def to_stem_style_event(self):
+ styles = []
+ style_elm = musicexp.StemstyleEvent()
+ if hasattr(self, 'color'):
+ style_elm.color = utilities.hex_to_color(getattr(self, 'color'))
+ if(style_elm.color != None):
+ styles.append(style_elm)
+ return styles
+
+
+class Notehead(Music_xml_node):
+
+ notehead_styles_dict = {
+ 'slash': '\'slash',
+ 'triangle': '\'triangle',
+ 'diamond': '\'diamond',
+ 'square': '\'la', # TODO: Proper squared note head
+ 'cross': None, # TODO: + shaped note head
+ 'x': '\'cross',
+ 'circle-x': '\'xcircle',
+ 'inverted triangle': None, # TODO: Implement
+ 'arrow down': None, # TODO: Implement
+ 'arrow up': None, # TODO: Implement
+ 'slashed': None, # TODO: Implement
+ 'back slashed': None, # TODO: Implement
+ 'normal': None,
+ 'cluster': None, # TODO: Implement
+ 'none': '#f',
+ 'do': '\'do',
+ 're': '\'re',
+ 'mi': '\'mi',
+ 'fa': '\'fa',
+ 'so': None,
+ 'la': '\'la',
+ 'ti': '\'ti',
+ }
+
+ def to_lily_object(self): #function changed: additionally processcolor attribute
+ styles = []
+
+ # Notehead style
+ key = self.get_text().strip()
+ style = self.notehead_styles_dict.get(key, None)
+ event = musicexp.NotestyleEvent()
+ if style:
+ event.style = style
+ if hasattr(self, 'filled'):
+ event.filled =(getattr(self, 'filled') == "yes")
+ if hasattr(self, 'color'):
+ event.color = utilities.hex_to_color(getattr(self, 'color'))
+ if event.style or(event.filled != None) or(event.color != None):
+ styles.append(event)
+ # parentheses
+ if hasattr(self, 'parentheses') and(self.parentheses == "yes"):
+ styles.append(musicexp.ParenthesizeEvent())
+
+ return styles
+
+
+class Note(Measure_element):
+
+ drumtype_dict = {
+ 'Acoustic Snare Drum': 'acousticsnare',
+ 'Side Stick': 'sidestick',
+ 'Open Triangle': 'opentriangle',
+ 'Mute Triangle': 'mutetriangle',
+ 'Tambourine': 'tambourine',
+ 'Bass Drum': 'bassdrum',
+ }
+
+ def __init__(self):
+ Measure_element.__init__(self)
self.instrument_name = ''
self._after_grace = False
- def is_grace (self):
- return self.get_maybe_exist_named_child (u'grace')
- def is_after_grace (self):
+ self._duration = 1
+
+ def is_grace(self):
+ return self.get_maybe_exist_named_child(u'grace')
+
+ def is_after_grace(self):
if not self.is_grace():
return False;
- gr = self.get_maybe_exist_typed_child (Grace)
- return self._after_grace or hasattr (gr, 'steal-time-previous');
+ gr = self.get_maybe_exist_typed_child(Grace)
+ return self._after_grace or hasattr(gr, 'steal-time-previous');
- def get_duration_log (self):
- ch = self.get_maybe_exist_named_child (u'type')
+ def get_duration_log(self):
+ ch = self.get_maybe_exist_named_child(u'type')
if ch:
- log = ch.get_text ().strip()
- return musicxml_duration_to_log (log)
- elif self.get_maybe_exist_named_child (u'grace'):
+ log = ch.get_text().strip()
+ return utilities.musicxml_duration_to_log(log)
+ elif self.get_maybe_exist_named_child(u'grace'):
# FIXME: is it ok to default to eight note for grace notes?
return 3
else:
return None
- def get_duration_info (self):
- log = self.get_duration_log ()
+ def get_duration_info(self):
+ log = self.get_duration_log()
if log != None:
- dots = len (self.get_typed_children (Dot))
- return (log, dots)
+ dots = len(self.get_typed_children(Dot))
+ return(log, dots)
else:
return None
- def get_factor (self):
+ def get_factor(self):
return 1
- def get_pitches (self):
- return self.get_typed_children (get_class (u'pitch'))
+ def get_pitches(self):
+ return self.get_typed_children(get_class(u'pitch'))
+
+ def set_notehead_style(self, event):
+ noteheads = self.get_named_children('notehead')
+ for nh in noteheads:
+ styles = nh.to_lily_object()
+ for style in styles:
+ event.add_associated_event(style)
+
+ def set_stem_directions(self, event):
+ stems = self.get_named_children('stem')
+ for stem in stems:
+ values = stem.to_stem_event()
+ for v in values:
+ event.add_associated_event(v)
+
+ def set_stem_style(self, event):
+ stems = self.get_named_children('stem')
+ for stem in stems:
+ styles = stem.to_stem_style_event()
+ for style in styles:
+ event.add_associated_event(style)
+
+ def initialize_duration(self):
+ from musicxml2ly_conversion import rational_to_lily_duration
+ from musicexp import Duration
+ # if the note has no Type child, then that method returns None. In that case,
+ # use the <duration> tag instead. If that doesn't exist, either -> Error
+ dur = self.get_duration_info()
+ if dur:
+ d = Duration()
+ d.duration_log = dur[0]
+ d.dots = dur[1]
+ # 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 self.get_maybe_exist_typed_child(Grace):
+ d.factor = self._duration / d.get_length()
+ return d
+ else:
+ if self._duration > 0:
+ return rational_to_lily_duration(self._duration)
+ else:
+ self.message(
+ _("Encountered note at %s without type and duration(=%s)") \
+ %(mxl_note.start, mxl_note._duration))
+ return None
+
+ def initialize_pitched_event(self):
+ mxl_pitch = self.get_maybe_exist_typed_child(Pitch)
+ pitch = mxl_pitch.to_lily_object()
+ event = musicexp.NoteEvent()
+ event.pitch = pitch
+ acc = self.get_maybe_exist_named_child('accidental')
+ if acc:
+ # let's not force accs everywhere.
+ event.cautionary = acc.cautionary
+ # TODO: Handle editorial accidentals
+ # TODO: Handle the level-display setting for displaying brackets/parentheses
+ return event
+
+ def initialize_unpitched_event(self):
+ # Unpitched elements have display-step and can also have
+ # display-octave.
+ unpitched = self.get_maybe_exist_typed_child(Unpitched)
+ event = musicexp.NoteEvent()
+ event.pitch = unpitched.to_lily_object()
+ return event
+
+ def initialize_rest_event(self, convert_rest_positions=True):
+ # rests can have display-octave and display-step, which are
+ # treated like an ordinary note pitch
+ rest = self.get_maybe_exist_typed_child(Rest)
+ event = musicexp.RestEvent()
+ if convert_rest_positions:
+ pitch = rest.to_lily_object()
+ event.pitch = pitch
+ return event
+
+ def initialize_drum_event(self):
+ event = musicexp.NoteEvent()
+ drum_type = self.drumtype_dict.get(self.instrument_name)
+ if drum_type:
+ event.drum_type = drum_type
+ else:
+ self.message(
+ _("drum %s type unknown, please add to instrument_drumtype_dict")
+ % n.instrument_name)
+ event.drum_type = 'acousticsnare'
+ return event
+
+ def to_lily_object(self,
+ convert_stem_directions=True,
+ convert_rest_positions=True):
+ pitch = None
+ duration = None
+ event = None
+
+ if self.get_maybe_exist_typed_child(Pitch):
+ event = self.initialize_pitched_event()
+ elif self.get_maybe_exist_typed_child(Unpitched):
+ event = self.initialize_unpitched_event()
+ elif self.get_maybe_exist_typed_child(Rest):
+ event = self.initialize_rest_event(convert_rest_positions)
+ elif self.instrument_name:
+ event = self.initialize_drum_event()
+ else:
+ self.message(_("cannot find suitable event"))
+
+ if event:
+ event.duration = self.initialize_duration()
-class Part_list (Music_xml_node):
- def __init__ (self):
- Music_xml_node.__init__ (self)
+ self.set_notehead_style(event)
+ self.set_stem_style(event)
+ if convert_stem_directions:
+ self.set_stem_directions(event)
+
+ return event
+
+
+class Part_list(Music_xml_node):
+
+ def __init__(self):
+ Music_xml_node.__init__(self)
self._id_instrument_name_dict = {}
- def generate_id_instrument_dict (self):
+ def generate_id_instrument_dict(self):
## not empty to make sure this happens only once.
mapping = {1: 1}
- for score_part in self.get_named_children ('score-part'):
- for instr in score_part.get_named_children ('score-instrument'):
+ for score_part in self.get_named_children('score-part'):
+ for instr in score_part.get_named_children('score-instrument'):
id = instr.id
- name = instr.get_named_child ("instrument-name")
- mapping[id] = name.get_text ()
+ name = instr.get_named_child("instrument-name")
+ mapping[id] = name.get_text()
self._id_instrument_name_dict = mapping
- def get_instrument (self, id):
+ def get_instrument(self, id):
if not self._id_instrument_name_dict:
self.generate_id_instrument_dict()
- instrument_name = self._id_instrument_name_dict.get (id)
+ instrument_name = self._id_instrument_name_dict.get(id)
if instrument_name:
return instrument_name
else:
- ly.warning (_ ("Unable to find instrument for ID=%s\n") % id)
+ ly.warning(_("Unable to find instrument for ID=%s\n") % id)
return "Grand Piano"
-class Part_group (Music_xml_node):
- pass
-class Score_part (Music_xml_node):
- pass
-class Measure (Music_xml_node):
- def __init__ (self):
- Music_xml_node.__init__ (self)
+class Measure(Music_xml_node):
+
+ def __init__(self):
+ Music_xml_node.__init__(self)
self.partial = 0
- def is_implicit (self):
- return hasattr (self, 'implicit') and self.implicit == 'yes'
- def get_notes (self):
- return self.get_typed_children (get_class (u'note'))
-class Syllabic (Music_xml_node):
- def continued (self):
+ def is_implicit(self):
+ return hasattr(self, 'implicit') and self.implicit == 'yes'
+
+ def get_notes(self):
+ return self.get_typed_children(get_class(u'note'))
+
+
+class Syllabic(Music_xml_node):
+
+ def continued(self):
text = self.get_text()
- return (text == "begin") or (text == "middle")
-class Elision (Music_xml_node):
- pass
-class Extend (Music_xml_node):
- pass
-class Text (Music_xml_node):
- pass
+ return(text == "begin") or(text == "middle")
+
+ def begin(self):
+ return(text == "begin")
+
+ def middle(self):
+ return(text == "middle")
+
+ def end(self):
+ return(text == "end")
+
+
+class Lyric(Music_xml_node):
+
+ def get_number(self):
+ """
+ Return the number attribute(if it exists) of the lyric element.
-class Lyric (Music_xml_node):
- def get_number (self):
- if hasattr (self, 'number'):
+ @rtype: number
+ @return: The value of the number attribute
+ """
+ if hasattr(self, 'number'):
return self.number
else:
return -1
+
+class Sound(Music_xml_node):
+
+ def get_tempo(self):
+ """
+ Return the tempo attribute(if it exists) of the sound element.
+ This attribute can be used by musicxml2ly for the midi output(see L{musicexp.Score}).
+
+ @rtype: string
+ @return: The value of the tempo attribute
+ """
+ if hasattr(self, 'tempo'):
+ return self.tempo
+ else:
+ return None
+
+
+class Notations(Music_xml_node):
+
+ def get_tie(self):
+ ts = self.get_named_children('tied')
+ starts = [t for t in ts if t.type == 'start']
+ if starts:
+ return starts[0]
+ else:
+ return None
+
+ def get_tuplets(self):
+ return self.get_typed_children(Tuplet)
+
+
+class Time_modification(Music_xml_node):
+
+ def get_fraction(self):
+ b = self.get_maybe_exist_named_child('actual-notes')
+ a = self.get_maybe_exist_named_child('normal-notes')
+ return(int(a.get_text()), int(b.get_text()))
+
+ def get_normal_type(self):
+ tuplet_type = self.get_maybe_exist_named_child('normal-type')
+ if tuplet_type:
+ dots = self.get_named_children('normal-dot')
+ log = utilities.musicxml_duration_to_log(tuplet_type.get_text().strip())
+ return(log , len(dots))
+ else:
+ return None
+
+
+class Accidental(Music_xml_node):
+
+ def __init__(self):
+ Music_xml_node.__init__(self)
+ self.editorial = False
+ self.cautionary = False
+
+
+class Tuplet(Music_xml_spanner):
+
+ def duration_info_from_tuplet_note(self, tuplet_note):
+ tuplet_type = tuplet_note.get_maybe_exist_named_child('tuplet-type')
+ if tuplet_type:
+ dots = tuplet_note.get_named_children('tuplet-dot')
+ log = utilities.musicxml_duration_to_log(tuplet_type.get_text().strip())
+ return(log, len(dots))
+ else:
+ return None
+
+ # Return tuplet note type as(log, dots)
+ def get_normal_type(self):
+ tuplet = self.get_maybe_exist_named_child('tuplet-normal')
+ if tuplet:
+ return self.duration_info_from_tuplet_note(tuplet)
+ else:
+ return None
+
+ def get_actual_type(self):
+ tuplet = self.get_maybe_exist_named_child('tuplet-actual')
+ if tuplet:
+ return self.duration_info_from_tuplet_note(tuplet)
+ else:
+ return None
+
+ def get_tuplet_note_count(self, tuplet_note):
+ if tuplet_note:
+ tuplet_nr = tuplet_note.get_maybe_exist_named_child('tuplet-number')
+ if tuplet_nr:
+ return int(tuplet_nr.get_text())
+ return None
+
+ def get_normal_nr(self):
+ return self.get_tuplet_note_count(self.get_maybe_exist_named_child('tuplet-normal'))
+
+ def get_actual_nr(self):
+ return self.get_tuplet_note_count(self.get_maybe_exist_named_child('tuplet-actual'))
+
+
+class Slur(Music_xml_spanner):
+
+ def get_type(self):
+ return self.type
+
+
+class Tied(Music_xml_spanner):
+
+ def get_type(self):
+ return self.type
+
+
+class Beam(Music_xml_spanner):
+ def get_type(self):
+ return self.get_text()
+ def is_primary(self):
+ if hasattr(self, 'number'):
+ return self.number == "1"
+ else:
+ return True
+
+class Octave_shift(Music_xml_spanner):
+ # default is 8 for the octave-shift!
+ def get_size(self):
+ if hasattr(self, 'size'):
+ return int(self.size)
+ else:
+ return 8
+
+
+# Rests in MusicXML are <note> blocks with a <rest> inside. This class is only
+# for the inner <rest> element, not the whole rest block.
+class Rest(Music_xml_node):
+
+ def __init__(self):
+ Music_xml_node.__init__(self)
+ self._is_whole_measure = False
+
+ def is_whole_measure(self):
+ return self._is_whole_measure
+
+ def get_step(self):
+ ch = self.get_maybe_exist_typed_child(get_class(u'display-step'))
+ if ch:
+ return ch.get_text().strip()
+ else:
+ return None
+
+ def get_octave(self):
+ ch = self.get_maybe_exist_typed_child(get_class(u'display-octave'))
+ if ch:
+ oct = ch.get_text().strip()
+ return int(oct)
+ else:
+ return None
+
+ def to_lily_object(self):
+ p = None
+ step = self.get_step()
+ if step:
+ p = musicexp.Pitch()
+ p.step = musicxml2ly_conversion.musicxml_step_to_lily(step)
+ octave = self.get_octave()
+ if octave and p:
+ p.octave = octave - 4
+ return p
+
+
+class Bend(Music_xml_node):
+
+ def bend_alter(self):
+ alter = self.get_maybe_exist_named_child('bend-alter')
+ return utilities.interpret_alter_element(alter)
+
+
+class ChordPitch(Music_xml_node):
+
+ def step_class_name(self):
+ return u'root-step'
+
+ def alter_class_name(self):
+ return u'root-alter'
+
+ def get_step(self):
+ ch = self.get_unique_typed_child(get_class(self.step_class_name()))
+ return ch.get_text().strip()
+
+ def get_alteration(self):
+ ch = self.get_maybe_exist_typed_child(get_class(self.alter_class_name()))
+ return utilities.interpret_alter_element(ch)
+
+
+class Bass(ChordPitch):
+
+ def step_class_name(self):
+ return u'bass-step'
+
+ def alter_class_name(self):
+ return u'bass-alter'
+
+
+class ChordModification(Music_xml_node):
+
+ def get_type(self):
+ ch = self.get_maybe_exist_typed_child(get_class(u'degree-type'))
+ return {'add': 1, 'alter': 1, 'subtract':-1}.get(ch.get_text().strip(), 0)
+
+ def get_value(self):
+ ch = self.get_maybe_exist_typed_child(get_class(u'degree-value'))
+ value = 0
+ if ch:
+ value = int(ch.get_text().strip())
+ return value
+
+ def get_alter(self):
+ ch = self.get_maybe_exist_typed_child(get_class(u'degree-alter'))
+ return utilities.interpret_alter_element(ch)
+
+
+class Frame(Music_xml_node):
+
+ def get_frets(self):
+ return self.get_named_child_value_number('frame-frets', 4)
+
+ def get_strings(self):
+ return self.get_named_child_value_number('frame-strings', 6)
+
+ def get_first_fret(self):
+ return self.get_named_child_value_number('first-fret', 1)
+
+
+class Frame_Note(Music_xml_node):
+
+ def get_string(self):
+ return self.get_named_child_value_number('string', 1)
+
+ def get_fret(self):
+ return self.get_named_child_value_number('fret', 0)
+
+ def get_fingering(self):
+ return self.get_named_child_value_number('fingering', -1)
+
+ def get_barre(self):
+ n = self.get_maybe_exist_named_child('barre')
+ if n:
+ return getattr(n, 'type', '')
+ else:
+ return ''
+
+
class Musicxml_voice:
- def __init__ (self):
+
+ def __init__(self):
self._elements = []
self._staves = {}
self._start_staff = None
self._lyrics = []
self._has_lyrics = False
- def add_element (self, e):
- self._elements.append (e)
- if (isinstance (e, Note)
- and e.get_maybe_exist_typed_child (Staff)):
- name = e.get_maybe_exist_typed_child (Staff).get_text ()
+ def add_element(self, e):
+ self._elements.append(e)
+ if(isinstance(e, Note)
+ and e.get_maybe_exist_typed_child(Staff)):
+ name = e.get_maybe_exist_typed_child(Staff).get_text()
- if not self._start_staff and not e.get_maybe_exist_typed_child (Grace):
+ if not self._start_staff and not e.get_maybe_exist_typed_child(Grace):
self._start_staff = name
self._staves[name] = True
- lyrics = e.get_typed_children (Lyric)
+ lyrics = e.get_typed_children(Lyric)
if not self._has_lyrics:
- self.has_lyrics = len (lyrics) > 0
+ self.has_lyrics = len(lyrics) > 0
for l in lyrics:
nr = l.get_number()
- if (nr > 0) and not (nr in self._lyrics):
- self._lyrics.append (nr)
+ if(nr > 0) and not(nr in self._lyrics):
+ self._lyrics.append(nr)
- def insert (self, idx, e):
- self._elements.insert (idx, e)
+ def insert(self, idx, e):
+ self._elements.insert(idx, e)
- def get_lyrics_numbers (self):
- if (len (self._lyrics) == 0) and self._has_lyrics:
+ def get_lyrics_numbers(self):
+ if(len(self._lyrics) == 0) and self._has_lyrics:
#only happens if none of the <lyric> tags has a number attribute
return [1]
else:
return self._lyrics
-def graces_to_aftergraces (pending_graces):
- for gr in pending_graces:
- gr._when = gr._prev_when
- gr._measure_position = gr._prev_measure_position
- gr._after_grace = True
+class Part(Music_xml_node):
-
-class Part (Music_xml_node):
- def __init__ (self):
- Music_xml_node.__init__ (self)
+ def __init__(self):
+ Music_xml_node.__init__(self)
self._voices = {}
self._staff_attributes_dict = {}
- def get_part_list (self):
+ def get_part_list(self):
n = self
while n and n.get_name() != 'score-partwise':
n = n._parent
- return n.get_named_child ('part-list')
+ return n.get_named_child('part-list')
+
+ def graces_to_aftergraces(self, pending_graces):
+ for gr in pending_graces:
+ gr._when = gr._prev_when
+ gr._measure_position = gr._prev_measure_position
+ gr._after_grace = True
- def interpret (self):
+ def interpret(self):
"""Set durations and starting points."""
"""The starting point of the very first note is 0!"""
- part_list = self.get_part_list ()
+ part_list = self.get_part_list()
- now = Rational (0)
- factor = Rational (1)
+ now = Rational(0)
+ factor = Rational(1)
attributes_dict = {}
attributes_object = None
- measures = self.get_typed_children (Measure)
- last_moment = Rational (-1)
- last_measure_position = Rational (-1)
- measure_position = Rational (0)
+ measures = self.get_typed_children(Measure)
+ last_moment = Rational(-1)
+ last_measure_position = Rational(-1)
+ measure_position = Rational(0)
measure_start_moment = now
is_first_measure = True
previous_measure = None
# implicit measures are used for artificial measures, e.g. when
# a repeat bar line splits a bar into two halves. In this case,
# don't reset the measure position to 0. They are also used for
- # upbeats (initial value of 0 fits these, too).
+ # upbeats(initial value of 0 fits these, too).
# Also, don't reset the measure position at the end of the loop,
- # but rather when starting the next measure (since only then do we
+ # but rather when starting the next measure(since only then do we
# know if the next measure is implicit and continues that measure)
- if not m.is_implicit ():
+ if not m.is_implicit():
# Warn about possibly overfull measures and reset the position
if attributes_object and previous_measure and previous_measure.partial == 0:
- length = attributes_object.get_measure_length ()
+ length = attributes_object.get_measure_length()
new_now = measure_start_moment + length
if now <> new_now:
problem = 'incomplete'
problem = 'overfull'
## only for verbose operation.
if problem <> 'incomplete' and previous_measure:
- previous_measure.message ('%s measure? Expected: %s, Difference: %s' % (problem, now, new_now - now))
+ previous_measure.message('%s measure? Expected: %s, Difference: %s' %(problem, now, new_now - now))
now = new_now
measure_start_moment = now
- measure_position = Rational (0)
+ measure_position = Rational(0)
- for n in m.get_all_children ():
+ for n in m.get_all_children():
# figured bass has a duration, but applies to the next note
# and should not change the current measure position!
- if isinstance (n, FiguredBass):
- n._divisions = factor.denominator ()
+ if isinstance(n, FiguredBass):
+ n._divisions = factor.denominator()
n._when = now
n._measure_position = measure_position
continue
- if isinstance (n, Hash_text):
+ if isinstance(n, Hash_text):
continue
- dur = Rational (0)
+ dur = Rational(0)
if n.__class__ == Attributes:
- n.set_attributes_from_previous (attributes_dict)
- n.read_self ()
- attributes_dict = n._dict.copy ()
+ n.set_attributes_from_previous(attributes_dict)
+ n.read_self()
+ attributes_dict = n._dict.copy()
attributes_object = n
- factor = Rational (1,
- int (attributes_dict.get ('divisions').get_text ()))
+ factor = Rational(1,
+ int(attributes_dict.get('divisions').get_text()))
- if (n.get_maybe_exist_typed_child (Duration)):
- mxl_dur = n.get_maybe_exist_typed_child (Duration)
- dur = mxl_dur.get_length () * factor
+ if(n.get_maybe_exist_typed_child(Duration)):
+ mxl_dur = n.get_maybe_exist_typed_child(Duration)
+ dur = mxl_dur.get_length() * factor
if n.get_name() == 'backup':
- dur = - dur
+ dur = -dur
# reset all graces before the backup to after-graces:
- graces_to_aftergraces (pending_graces)
+ self.graces_to_aftergraces(pending_graces)
pending_graces = []
- if n.get_maybe_exist_typed_child (Grace):
- dur = Rational (0)
+ if n.get_maybe_exist_typed_child(Grace):
+ dur = Rational(0)
- rest = n.get_maybe_exist_typed_child (Rest)
- if (rest
+ rest = n.get_maybe_exist_typed_child(Rest)
+ if(rest
and attributes_object
- and attributes_object.get_measure_length () == dur):
+ and attributes_object.get_measure_length() == dur):
rest._is_whole_measure = True
- if (dur > Rational (0)
- and n.get_maybe_exist_typed_child (Chord)):
+ if(dur > Rational(0)
+ and n.get_maybe_exist_typed_child(Chord)):
now = last_moment
measure_position = last_measure_position
# For all grace notes, store the previous note, in case need
# to turn the grace note into an after-grace later on!
- if isinstance(n, Note) and n.is_grace ():
+ if isinstance(n, Note) and n.is_grace():
n._prev_when = last_moment
n._prev_measure_position = last_measure_position
# After-graces are placed at the same position as the previous note
- if isinstance(n, Note) and n.is_after_grace ():
+ if isinstance(n, Note) and n.is_after_grace():
# TODO: We should do the same for grace notes at the end of
# a measure with no following note!!!
n._when = last_moment
n._measure_position = last_measure_position
- elif isinstance(n, Note) and n.is_grace ():
- pending_graces.append (n)
- elif (dur > Rational (0)):
+ elif isinstance(n, Note) and n.is_grace():
+ pending_graces.append(n)
+ elif(dur > Rational(0)):
pending_graces = [];
n._duration = dur
- if dur > Rational (0):
+ if dur > Rational(0):
last_moment = now
last_measure_position = measure_position
now += dur
measure_position += dur
- elif dur < Rational (0):
+ elif dur < Rational(0):
# backup element, reset measure position
now += dur
measure_position += dur
last_moment = now
last_measure_position = measure_position
if n._name == 'note':
- instrument = n.get_maybe_exist_named_child ('instrument')
+ instrument = n.get_maybe_exist_named_child('instrument')
if instrument:
- n.instrument_name = part_list.get_instrument (instrument.id)
+ n.instrument_name = part_list.get_instrument(instrument.id)
# reset all graces at the end of the measure to after-graces:
- graces_to_aftergraces (pending_graces)
+ self.graces_to_aftergraces(pending_graces)
pending_graces = []
# Incomplete first measures are not padded, but registered as partial
if is_first_measure:
is_first_measure = False
# upbeats are marked as implicit measures
- if attributes_object and m.is_implicit ():
- length = attributes_object.get_measure_length ()
+ if attributes_object and m.is_implicit():
+ length = attributes_object.get_measure_length()
measure_end = measure_start_moment + length
if measure_end <> now:
m.partial = now
previous_measure = m
# modify attributes so that only those applying to the given staff remain
- def extract_attributes_for_staff (part, attr, staff):
- attributes = copy.copy (attr)
+ def extract_attributes_for_staff(part, attr, staff):
+ attributes = copy.copy(attr)
attributes._children = [];
- attributes._dict = attr._dict.copy ()
+ attributes._dict = attr._dict.copy()
attributes._original_tag = attr
# copy only the relevant children over for the given staff
if staff == "None":
staff = "1"
for c in attr._children:
- if (not (hasattr (c, 'number') and (c.number != staff)) and
- not (isinstance (c, Hash_text))):
- attributes._children.append (c)
+ if(not(hasattr(c, 'number') and(c.number != staff)) and
+ not(isinstance(c, Hash_text))):
+ attributes._children.append(c)
if not attributes._children:
return None
else:
return attributes
- def extract_voices (part):
+ def extract_voices(part):
+ # The last indentified voice
+ last_voice = None
+
voices = {}
- measures = part.get_typed_children (Measure)
+ measures = part.get_typed_children(Measure)
elements = []
for m in measures:
if m.partial > 0:
- elements.append (Partial (m.partial))
- elements.extend (m.get_all_children ())
+ elements.append(Partial(m.partial))
+ elements.extend(m.get_all_children())
# make sure we know all voices already so that dynamics, clefs, etc.
# can be assigned to the correct voices
voice_to_staff_dict = {}
for n in elements:
- voice_id = n.get_maybe_exist_named_child (u'voice')
+ voice_id = n.get_maybe_exist_named_child(u'voice')
vid = None
if voice_id:
- vid = voice_id.get_text ()
- elif isinstance (n, Note):
+ vid = voice_id.get_text()
+ elif isinstance(n, Note):
# TODO: Check whether we shall really use "None" here, or
# rather use "1" as the default?
- vid = "None"
+ if n.get_maybe_exist_named_child(u'chord'):
+ vid = last_voice
+ else:
+ vid = "1"
+
+ if(vid != None):
+ last_voice = vid
- staff_id = n.get_maybe_exist_named_child (u'staff')
+ staff_id = n.get_maybe_exist_named_child(u'staff')
sid = None
if staff_id:
- sid = staff_id.get_text ()
+ sid = staff_id.get_text()
else:
# TODO: Check whether we shall really use "None" here, or
# rather use "1" as the default?
# If this is changed, need to change the corresponding
# check in extract_attributes_for_staff, too.
sid = "None"
- if vid and not voices.has_key (vid):
+ if vid and not voices.has_key(vid):
voices[vid] = Musicxml_voice()
- if vid and sid and not n.get_maybe_exist_typed_child (Grace):
- if not voice_to_staff_dict.has_key (vid):
+ if vid and sid and not n.get_maybe_exist_typed_child(Grace):
+ if not voice_to_staff_dict.has_key(vid):
voice_to_staff_dict[vid] = sid
- # invert the voice_to_staff_dict into a staff_to_voice_dict (since we
+
+ # invert the voice_to_staff_dict into a staff_to_voice_dict(since we
# need to assign staff-assigned objects like clefs, times, etc. to
# all the correct voices. This will never work entirely correct due
# to staff-switches, but that's the best we can do!
staff_to_voice_dict = {}
- for (v,s) in voice_to_staff_dict.items ():
- if not staff_to_voice_dict.has_key (s):
+ for(v, s) in voice_to_staff_dict.items():
+ if not staff_to_voice_dict.has_key(s):
staff_to_voice_dict[s] = [v]
else:
- staff_to_voice_dict[s].append (v)
-
+ staff_to_voice_dict[s].append(v)
start_attr = None
assign_to_next_note = []
id = None
for n in elements:
- voice_id = n.get_maybe_exist_typed_child (get_class ('voice'))
+ voice_id = n.get_maybe_exist_typed_child(get_class('voice'))
if voice_id:
- id = voice_id.get_text ()
+ id = voice_id.get_text()
else:
- id = "None"
+ if n.get_maybe_exist_typed_child(get_class('chord')):
+ id = last_voice
+ else:
+ id = "1"
+
+ if(id != "None"):
+ last_voice = id
# We don't need backup/forward any more, since we have already
# assigned the correct onset times.
# TODO: Let Grouping through. Also: link, print, bokmark sound
- if not (isinstance (n, Note) or isinstance (n, Attributes) or
- isinstance (n, Direction) or isinstance (n, Partial) or
- isinstance (n, Barline) or isinstance (n, Harmony) or
- isinstance (n, FiguredBass) or isinstance (n, Print)):
+ if not(isinstance(n, Note) or isinstance(n, Attributes) or
+ isinstance(n, Direction) or isinstance(n, Partial) or
+ isinstance(n, Barline) or isinstance(n, Harmony) or
+ isinstance(n, FiguredBass) or isinstance(n, Print)):
continue
- if isinstance (n, Attributes) and not start_attr:
+ if isinstance(n, Attributes) and not start_attr:
start_attr = n
continue
- if isinstance (n, Attributes):
+ if isinstance(n, Attributes):
# assign these only to the voices they really belong to!
- for (s, vids) in staff_to_voice_dict.items ():
- staff_attributes = part.extract_attributes_for_staff (n, s)
+ for(s, vids) in staff_to_voice_dict.items():
+ staff_attributes = part.extract_attributes_for_staff(n, s)
if staff_attributes:
for v in vids:
- voices[v].add_element (staff_attributes)
+ voices[v].add_element(staff_attributes)
continue
- if isinstance (n, Partial) or isinstance (n, Barline) or isinstance (n, Print):
- for v in voices.keys ():
- voices[v].add_element (n)
+ if isinstance(n, Partial) or isinstance(n, Barline) or isinstance(n, Print):
+ for v in voices.keys():
+ voices[v].add_element(n)
continue
- if isinstance (n, Direction):
- staff_id = n.get_maybe_exist_named_child (u'staff')
+ if isinstance(n, Direction):
+ staff_id = n.get_maybe_exist_named_child(u'staff')
if staff_id:
- staff_id = staff_id.get_text ()
+ staff_id = staff_id.get_text()
if staff_id:
- dir_voices = staff_to_voice_dict.get (staff_id, voices.keys ())
+ dir_voices = staff_to_voice_dict.get(staff_id, voices.keys())
else:
- dir_voices = voices.keys ()
+ dir_voices = voices.keys()
for v in dir_voices:
- voices[v].add_element (n)
+ voices[v].add_element(n)
continue
- if isinstance (n, Harmony) or isinstance (n, FiguredBass):
+ if isinstance(n, Harmony) or isinstance(n, FiguredBass):
# store the harmony or figured bass element until we encounter
# the next note and assign it only to that one voice.
- assign_to_next_note.append (n)
+ assign_to_next_note.append(n)
continue
- if hasattr (n, 'print-object') and getattr (n, 'print-object') == "no":
+ if hasattr(n, 'print-object') and getattr(n, 'print-object') == "no":
#Skip this note.
pass
else:
for i in assign_to_next_note:
- voices[id].add_element (i)
+ voices[id].add_element(i)
assign_to_next_note = []
- voices[id].add_element (n)
+ voices[id].add_element(n)
# Assign all remaining elements from assign_to_next_note to the voice
# of the previous note:
for i in assign_to_next_note:
- voices[id].add_element (i)
+ voices[id].add_element(i)
assign_to_next_note = []
if start_attr:
- for (s, vids) in staff_to_voice_dict.items ():
- staff_attributes = part.extract_attributes_for_staff (start_attr, s)
- staff_attributes.read_self ()
+ for(s, vids) in staff_to_voice_dict.items():
+ staff_attributes = part.extract_attributes_for_staff(start_attr, s)
+ staff_attributes.read_self()
part._staff_attributes_dict[s] = staff_attributes
for v in vids:
- voices[v].insert (0, staff_attributes)
+ voices[v].insert(0, staff_attributes)
voices[v]._elements[0].read_self()
part._voices = voices
- def get_voices (self):
+ def get_voices(self):
return self._voices
- def get_staff_attributes (self):
- return self._staff_attributes_dict
-
-class Notations (Music_xml_node):
- def get_tie (self):
- ts = self.get_named_children ('tied')
- starts = [t for t in ts if t.type == 'start']
- if starts:
- return starts[0]
- else:
- return None
-
- def get_tuplets (self):
- return self.get_typed_children (Tuplet)
-class Time_modification(Music_xml_node):
- def get_fraction (self):
- b = self.get_maybe_exist_named_child ('actual-notes')
- a = self.get_maybe_exist_named_child ('normal-notes')
- return (int(a.get_text ()), int (b.get_text ()))
-
- def get_normal_type (self):
- tuplet_type = self.get_maybe_exist_named_child ('normal-type')
- if tuplet_type:
- dots = self.get_named_children ('normal-dot')
- log = musicxml_duration_to_log (tuplet_type.get_text ().strip ())
- return (log , len (dots))
- else:
- return None
-
-
-class Accidental (Music_xml_node):
- def __init__ (self):
- Music_xml_node.__init__ (self)
- self.editorial = False
- self.cautionary = False
+ def get_staff_attributes(self):
+ return self._staff_attributes_dict
-class Music_xml_spanner (Music_xml_node):
- def get_type (self):
- if hasattr (self, 'type'):
- return self.type
- else:
- return 0
- def get_size (self):
- if hasattr (self, 'size'):
- return string.atoi (self.size)
- else:
- return 0
-class Wedge (Music_xml_spanner):
+class BarStyle(Music_xml_node):
pass
-class Tuplet (Music_xml_spanner):
- def duration_info_from_tuplet_note (self, tuplet_note):
- tuplet_type = tuplet_note.get_maybe_exist_named_child ('tuplet-type')
- if tuplet_type:
- dots = tuplet_note.get_named_children ('tuplet-dot')
- log = musicxml_duration_to_log (tuplet_type.get_text ().strip ())
- return (log, len (dots))
- else:
- return None
-
- # Return tuplet note type as (log, dots)
- def get_normal_type (self):
- tuplet = self.get_maybe_exist_named_child ('tuplet-normal')
- if tuplet:
- return self.duration_info_from_tuplet_note (tuplet)
- else:
- return None
-
- def get_actual_type (self):
- tuplet = self.get_maybe_exist_named_child ('tuplet-actual')
- if tuplet:
- return self.duration_info_from_tuplet_note (tuplet)
- else:
- return None
+class BeatType(Music_xml_node):
+ pass
- def get_tuplet_note_count (self, tuplet_note):
- if tuplet_note:
- tuplet_nr = tuplet_note.get_maybe_exist_named_child ('tuplet-number')
- if tuplet_nr:
- return int (tuplet_nr.get_text ())
- return None
- def get_normal_nr (self):
- return self.get_tuplet_note_count (self.get_maybe_exist_named_child ('tuplet-normal'))
- def get_actual_nr (self):
- return self.get_tuplet_note_count (self.get_maybe_exist_named_child ('tuplet-actual'))
+class BeatUnit(Music_xml_node):
+ pass
-class Bracket (Music_xml_spanner):
+class BeatUnitDot(Music_xml_node):
pass
-class Dashes (Music_xml_spanner):
+class Beats(Music_xml_node):
pass
-class Slur (Music_xml_spanner):
- def get_type (self):
- return self.type
+class Bracket(Music_xml_spanner):
+ pass
-class Beam (Music_xml_spanner):
- def get_type (self):
- return self.get_text ()
- def is_primary (self):
- if hasattr (self, 'number'):
- return self.number == "1"
- else:
- return True
+class Chord(Music_xml_node):
+ pass
-class Wavy_line (Music_xml_spanner):
+class Dashes(Music_xml_spanner):
pass
-class Pedal (Music_xml_spanner):
+class DirType(Music_xml_node):
pass
-class Glissando (Music_xml_spanner):
+class Direction(Music_xml_node):
pass
-class Slide (Music_xml_spanner):
+class Dot(Music_xml_node):
pass
-class Octave_shift (Music_xml_spanner):
- # default is 8 for the octave-shift!
- def get_size (self):
- if hasattr (self, 'size'):
- return string.atoi (self.size)
- else:
- return 8
+class Elision(Music_xml_node):
+ pass
-class Chord (Music_xml_node):
+class Extend(Music_xml_node):
pass
-class Dot (Music_xml_node):
+class FiguredBass(Music_xml_node):
pass
-# Rests in MusicXML are <note> blocks with a <rest> inside. This class is only
-# for the inner <rest> element, not the whole rest block.
-class Rest (Music_xml_node):
- def __init__ (self):
- Music_xml_node.__init__ (self)
- self._is_whole_measure = False
- def is_whole_measure (self):
- return self._is_whole_measure
- def get_step (self):
- ch = self.get_maybe_exist_typed_child (get_class (u'display-step'))
- if ch:
- return ch.get_text ().strip ()
- else:
- return None
- def get_octave (self):
- ch = self.get_maybe_exist_typed_child (get_class (u'display-octave'))
- if ch:
- oct = ch.get_text ().strip ()
- return int (oct)
- else:
- return None
+class Glissando(Music_xml_spanner):
+ pass
-class Type (Music_xml_node):
+class Grace(Music_xml_node):
pass
-class Grace (Music_xml_node):
+
+class Harmony(Music_xml_node):
pass
-class Staff (Music_xml_node):
+
+class Hash_comment(Music_xml_node):
pass
-class Direction (Music_xml_node):
+class KeyAlter(Music_xml_node):
pass
-class DirType (Music_xml_node):
+
+class KeyOctave(Music_xml_node):
pass
-class Bend (Music_xml_node):
- def bend_alter (self):
- alter = self.get_maybe_exist_named_child ('bend-alter')
- return interpret_alter_element (alter)
+class KeyStep(Music_xml_node):
+ pass
-class Words (Music_xml_node):
+class Part_group(Music_xml_node):
pass
-class Harmony (Music_xml_node):
+class Pedal(Music_xml_spanner):
pass
-class ChordPitch (Music_xml_node):
- def step_class_name (self):
- return u'root-step'
- def alter_class_name (self):
- return u'root-alter'
- def get_step (self):
- ch = self.get_unique_typed_child (get_class (self.step_class_name ()))
- return ch.get_text ().strip ()
- def get_alteration (self):
- ch = self.get_maybe_exist_typed_child (get_class (self.alter_class_name ()))
- return interpret_alter_element (ch)
-
-class Root (ChordPitch):
+class PerMinute(Music_xml_node):
pass
-class Bass (ChordPitch):
- def step_class_name (self):
- return u'bass-step'
- def alter_class_name (self):
- return u'bass-alter'
+class Print(Music_xml_node):
+ pass
-class ChordModification (Music_xml_node):
- def get_type (self):
- ch = self.get_maybe_exist_typed_child (get_class (u'degree-type'))
- return {'add': 1, 'alter': 1, 'subtract': -1}.get (ch.get_text ().strip (), 0)
- def get_value (self):
- ch = self.get_maybe_exist_typed_child (get_class (u'degree-value'))
- value = 0
- if ch:
- value = int (ch.get_text ().strip ())
- return value
- def get_alter (self):
- ch = self.get_maybe_exist_typed_child (get_class (u'degree-alter'))
- return interpret_alter_element (ch)
-
-
-class Frame (Music_xml_node):
- def get_frets (self):
- return self.get_named_child_value_number ('frame-frets', 4)
- def get_strings (self):
- return self.get_named_child_value_number ('frame-strings', 6)
- def get_first_fret (self):
- return self.get_named_child_value_number ('first-fret', 1)
-
-class Frame_Note (Music_xml_node):
- def get_string (self):
- return self.get_named_child_value_number ('string', 1)
- def get_fret (self):
- return self.get_named_child_value_number ('fret', 0)
- def get_fingering (self):
- return self.get_named_child_value_number ('fingering', -1)
- def get_barre (self):
- n = self.get_maybe_exist_named_child ('barre')
- if n:
- return getattr (n, 'type', '')
- else:
- return ''
+class Root(ChordPitch):
+ pass
-class FiguredBass (Music_xml_node):
+class Score_part(Music_xml_node):
pass
-class Beats (Music_xml_node):
+class Slide(Music_xml_spanner):
pass
-class BeatType (Music_xml_node):
+class Staff(Music_xml_node):
pass
-class BeatUnit (Music_xml_node):
+class Text(Music_xml_node):
pass
-class BeatUnitDot (Music_xml_node):
+class Type(Music_xml_node):
pass
-class PerMinute (Music_xml_node):
+class Wavy_line(Music_xml_spanner):
pass
-class Print (Music_xml_node):
+class Wedge(Music_xml_spanner):
pass
+class Words(Music_xml_node):
+ pass
## need this, not all classes are instantiated
'bend' : Bend,
'bracket' : Bracket,
'chord': Chord,
+ 'credit': Credit,
'dashes' : Dashes,
'degree' : ChordModification,
'dot': Dot,
'measure': Measure,
'notations': Notations,
'note': Note,
+ 'notehead': Notehead,
'octave-shift': Octave_shift,
'part': Part,
- 'part-group': Part_group,
+ 'part-group': Part_group,
'part-list': Part_list,
'pedal': Pedal,
'per-minute': PerMinute,
'score-part': Score_part,
'slide': Slide,
'slur': Slur,
+ 'sound': Sound,
'staff': Staff,
+ 'stem': Stem,
'syllabic': Syllabic,
'text': Text,
'time-modification': Time_modification,
+ 'tied': Tied,
'tuplet': Tuplet,
'type': Type,
'unpitched': Unpitched,
'work': Work,
}
-def name2class_name (name):
- name = name.replace ('-', '_')
- name = name.replace ('#', 'hash_')
+def name2class_name(name):
+ name = name.replace('-', '_')
+ name = name.replace('#', 'hash_')
name = name[0].upper() + name[1:].lower()
- return str (name)
+ return str(name)
-def get_class (name):
- classname = class_dict.get (name)
+def get_class(name):
+ classname = class_dict.get(name)
if classname:
return classname
else:
- class_name = name2class_name (name)
- klass = new.classobj (class_name, (Music_xml_node,) , {})
+ class_name = name2class_name(name)
+ klass = new.classobj(class_name,(Music_xml_node,) , {})
class_dict[name] = klass
return klass
-def lxml_demarshal_node (node):
+def lxml_demarshal_node(node):
name = node.tag
# Ignore comment nodes, which are also returned by the etree parser!
if name is None or node.__class__.__name__ == "_Comment":
return None
- klass = get_class (name)
+ klass = get_class(name)
py_node = klass()
py_node._original = node
py_node._name = name
py_node._data = node.text
- py_node._children = [lxml_demarshal_node (cn) for cn in node.getchildren()]
- py_node._children = filter (lambda x: x, py_node._children)
+ py_node._children = [lxml_demarshal_node(cn) for cn in node.getchildren()]
+ py_node._children = filter(lambda x: x, py_node._children)
for c in py_node._children:
c._parent = py_node
- for (k, v) in node.items ():
+ for(k, v) in node.items():
py_node.__dict__[k] = v
py_node._attribute_dict[k] = v
return py_node
-def minidom_demarshal_node (node):
+def minidom_demarshal_node(node):
name = node.nodeName
- klass = get_class (name)
- py_node = klass ()
+ klass = get_class(name)
+ py_node = klass()
py_node._name = name
- py_node._children = [minidom_demarshal_node (cn) for cn in node.childNodes]
+ py_node._children = [minidom_demarshal_node(cn) for cn in node.childNodes]
for c in py_node._children:
c._parent = py_node
if node.attributes:
- for (nm, value) in node.attributes.items ():
+ for(nm, value) in node.attributes.items():
py_node.__dict__[nm] = value
py_node._attribute_dict[nm] = value
return py_node
-if __name__ == '__main__':
+if __name__ == '__main__':
import lxml.etree
- tree = lxml.etree.parse ('beethoven.xml')
- mxl_tree = lxml_demarshal_node (tree.getroot ())
- ks = class_dict.keys ()
- ks.sort ()
- print '\n'.join (ks)
+ tree = lxml.etree.parse('beethoven.xml')
+ mxl_tree = lxml_demarshal_node(tree.getroot())
+ ks = class_dict.keys()
+ ks.sort()
+ print '\n'.join(ks)
-#!@TARGET_PYTHON@
+#!/usr/bin/env python
# -*- coding: utf-8 -*-
-import optparse
-import sys
-import re
-import os
-import string
-import codecs
-import zipfile
-import tempfile
-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 everywhere
-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 ()
-
-needed_additional_definitions = []
-additional_definitions = {
-
- "tuplet-note-wrapper": """ % a formatter function, which is simply a wrapper around an existing
- % tuplet formatter function. It takes the value returned by the given
- % function and appends a note of given length.
- #(define ((tuplet-number::append-note-wrapper function note) grob)
- (let* ((txt (if function (function grob) #f)))
- (if txt
- (markup txt #:fontsize -5 #:note note UP)
- (markup #:fontsize -5 #:note note UP)
- )
- )
- )""",
-
- "tuplet-non-default-denominator": """#(define ((tuplet-number::non-default-tuplet-denominator-text denominator) grob)
- (number->string (if denominator
- denominator
- (ly:event-property (event-cause grob) 'denominator))))
-""",
-
- "tuplet-non-default-fraction": """#(define ((tuplet-number::non-default-tuplet-fraction-text denominator numerator) grob)
- (let* ((ev (event-cause grob))
- (den (if denominator denominator (ly:event-property ev 'denominator)))
- (num (if numerator numerator (ly:event-property ev 'numerator))))
- (format #f "~a:~a" den num)))
-""",
-}
-
-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 ('worknumber', work.get_work_number ())
- set_if_exists ('opus', work.get_opus ())
-
- movement_title = tree.get_maybe_exist_named_child ('movement-title')
-
- # use either work-title or movement-title as title.
- # if both exist use movement-title as subtitle.
- # if there is only a movement-title (or work-title is empty or missing) the movement-title should be typeset as a title
- if work:
- work_title = work.get_work_title ()
- set_if_exists ('title', work_title)
- if work_title == '' and movement_title :
- set_if_exists ('title', movement_title.get_text ())
- elif movement_title:
- set_if_exists ('subtitle', movement_title.get_text ())
- elif 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 ('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 ())
-
- set_if_exists ('source', ids.get_source ())
-
- # miscellaneous --> texidoc
- set_if_exists ('texidoc', ids.get_file_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
- ignore_beaming_software = {
- "Dolet 4 for Sibelius, Beta 2": "Dolet 4 for Sibelius, Beta 2",
- "Dolet 3.5 for Sibelius": "Dolet 3.5 for Sibelius",
- "Dolet 3.4 for Sibelius": "Dolet 3.4 for Sibelius",
- "Dolet 3.3 for Sibelius": "Dolet 3.3 for Sibelius",
- "Dolet 3.2 for Sibelius": "Dolet 3.2 for Sibelius",
- "Dolet 3.1 for Sibelius": "Dolet 3.1 for Sibelius",
- "Dolet for Sibelius 1.3": "Dolet for Sibelius 1.3",
- "Noteworthy Composer": "Noteworthy Composer's nwc2xm[",
- }
- for s in software:
- app_description = ignore_beaming_software.get (s, False);
- if app_description:
- conversion_settings.ignore_beaming = True
- ly.warning (_ ("Encountered file created by %s, containing "
- "wrong beaming information. All beaming "
- "information in the MusicXML file will be "
- "ignored") % app_description)
-
- # 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):
- ly.warning (_ ("Unprocessed PartGroupInfo %s encountered") % self)
- def ly_expression (self):
- ly.warning (_ ("Unprocessed PartGroupInfo %s encountered") % self)
- return ''
-
-def musicxml_step_to_lily (step):
- if step:
- return (ord (step) - ord ('A') + 7 - 2) % 7
- else:
- return None
-
-
-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 = [musicexp.Pitch()] * 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 ())
-
- # TODO: Handle other staff attributes like staff-space, etc.
-
- 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:
- staff = musicexp.Staff ()
- # TODO: Handle case with lines <> 5!
- if (lines != 5):
- staff.add_context_modification ("\\override StaffSymbol #'line-count = #%s" % lines)
-
-
- return staff
-
-
-def extract_score_structure (part_list, staffinfo):
- score = musicexp.Score ()
- structure = musicexp.StaffGroup (None)
- score.set_contents (structure)
-
- 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 ()
- # part-name-display overrides part-name!
- partname = el.get_maybe_exist_named_child ("part-name-display")
- if partname:
- staff.instrument_name = extract_display_text (partname)
-
- partdisplay = el.get_maybe_exist_named_child ('part-abbreviation')
- if partdisplay:
- staff.short_instrument_name = partdisplay.get_text ()
- # part-abbreviation-display overrides part-abbreviation!
- partdisplay = el.get_maybe_exist_named_child ("part-abbreviation-display")
- if partdisplay:
- staff.short_instrument_name = extract_display_text (partdisplay)
- # 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]:
- 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
-
- for i in staves:
- structure.append_staff (i)
- return score
-
-
-def musicxml_duration_to_lily (mxl_note):
- # if the note has no Type child, then that method returns None. In that case,
- # use the <duration> tag instead. If that doesn't exist, either -> Error
- dur = mxl_note.get_duration_info ()
- if dur:
- d = musicexp.Duration ()
- d.duration_log = dur[0]
- d.dots = dur[1]
- # 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
-
- else:
- if mxl_note._duration > 0:
- return rational_to_lily_duration (mxl_note._duration)
- else:
- mxl_note.message (_ ("Encountered note at %s without type and duration (=%s)") % (mxl_note.start, mxl_note._duration) )
- return None
-
-
-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
- dots = {1: 0, 3: 1, 7: 2, 15: 3, 31: 4, 63: 5, 127: 6}.get (rational_len.numerator(), -1)
- if ( d_log >= dots >= 0 ):
- # account for the dots!
- d.duration_log = d_log - dots
- d.dots = dots
- elif (d_log >= 0):
- d.duration_log = d_log
- d.factor = Rational (rational_len.numerator ())
- else:
- ly.warning (_ ("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 None
-
-# 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
-
-
-# Extract the settings for tuplets from the <notations><tuplet> and the
-# <time-modification> elements of the note:
-def musicxml_tuplet_to_lily (tuplet_elt, time_modification):
- tsm = musicexp.TimeScaledMusic ()
- fraction = (1, 1)
- if time_modification:
- fraction = time_modification.get_fraction ()
- tsm.numerator = fraction[0]
- tsm.denominator = fraction[1]
-
-
- normal_type = tuplet_elt.get_normal_type ()
- if not normal_type and time_modification:
- normal_type = time_modification.get_normal_type ()
- if not normal_type and time_modification:
- note = time_modification.get_parent ()
- if note:
- normal_type = note.get_duration_info ()
- if normal_type:
- normal_note = musicexp.Duration ()
- (normal_note.duration_log, normal_note.dots) = normal_type
- tsm.normal_type = normal_note
-
- actual_type = tuplet_elt.get_actual_type ()
- if actual_type:
- actual_note = musicexp.Duration ()
- (actual_note.duration_log, actual_note.dots) = actual_type
- tsm.actual_type = actual_note
-
- # Obtain non-default nrs of notes from the tuplet object!
- tsm.display_numerator = tuplet_elt.get_normal_nr ()
- tsm.display_denominator = tuplet_elt.get_actual_nr ()
-
-
- if hasattr (tuplet_elt, 'bracket') and tuplet_elt.bracket == "no":
- tsm.display_bracket = None
- elif hasattr (tuplet_elt, 'line-shape') and getattr (tuplet_elt, 'line-shape') == "curved":
- tsm.display_bracket = "curved"
- else:
- tsm.display_bracket = "bracket"
-
- display_values = {"none": None, "actual": "actual", "both": "both"}
- if hasattr (tuplet_elt, "show-number"):
- tsm.display_number = display_values.get (getattr (tuplet_elt, "show-number"), "actual")
-
- if hasattr (tuplet_elt, "show-type"):
- tsm.display_type = display_values.get (getattr (tuplet_elt, "show-type"), None)
-
- return tsm
-
-
-def group_tuplets (music_list, events):
-
-
- """Collect Musics from
- MUSIC_LIST demarcated by EVENTS_LIST in TimeScaledMusic objects.
- """
-
-
- indices = []
- brackets = {}
-
- j = 0
- for (ev_chord, tuplet_elt, time_modification) in events:
- while (j < len (music_list)):
- if music_list[j] == ev_chord:
- break
- j += 1
- nr = 0
- if hasattr (tuplet_elt, 'number'):
- nr = getattr (tuplet_elt, 'number')
- if tuplet_elt.type == 'start':
- tuplet_object = musicxml_tuplet_to_lily (tuplet_elt, time_modification)
- tuplet_info = [j, None, tuplet_object]
- indices.append (tuplet_info)
- brackets[nr] = tuplet_info
- elif tuplet_elt.type == 'stop':
- bracket_info = brackets.get (nr, None)
- if bracket_info:
- bracket_info[1] = j # Set the ending position to j
- del brackets[nr]
-
- new_list = []
- last = 0
- for (i1, i2, tsm) in indices:
- if i1 > i2:
- continue
-
- new_list.extend (music_list[last:i1])
- seq = musicexp.SequentialMusic ()
- last = i2 + 1
- seq.elements = music_list[i1:last]
-
- tsm.element = seq
-
- new_list.append (tsm)
- #TODO: Handle nested tuplets!!!!
-
- new_list.extend (music_list[last:])
- return new_list
-
-
-def musicxml_clef_to_lily (attributes):
- change = musicexp.ClefChange ()
- (change.type, change.position, change.octave) = attributes.get_clef_information ()
- return change
-
-def musicxml_time_to_lily (attributes):
- sig = attributes.get_time_signature ()
- if not sig:
- return None
- change = musicexp.TimeSignatureChange()
- change.fractions = sig
-
- time_elm = attributes.get_maybe_exist_named_child ('time')
- if time_elm and hasattr (time_elm, 'symbol'):
- change.style = { 'single-number': "'single-digit",
- 'cut': None,
- 'common': None,
- 'normal': "'()"}.get (time_elm.symbol, "'()")
- else:
- change.style = "'()"
-
- # TODO: Handle senza-misura measures
- # TODO: Handle hidden time signatures (print-object="no")
- # TODO: What shall we do if the symbol clashes with the sig? e.g. "cut"
- # with 3/8 or "single-number" with (2+3)/8 or 3/8+2/4?
-
- return change
-
-def musicxml_key_to_lily (attributes):
- key_sig = attributes.get_key_signature ()
- if not key_sig or not (isinstance (key_sig, list) or isinstance (key_sig, tuple)):
- ly.warning (_ ("Unable to extract key signature!"))
- return None
-
- change = musicexp.KeySignatureChange()
-
- if len (key_sig) == 2 and not isinstance (key_sig[0], list):
- # standard key signature, (fifths, mode)
- (fifths, mode) = key_sig
- change.mode = mode
-
- start_pitch = musicexp.Pitch ()
- start_pitch.octave = 0
- try:
- (n, a) = {
- 'major' : (0, 0),
- 'minor' : (5, 0),
- 'ionian' : (0, 0),
- 'dorian' : (1, 0),
- 'phrygian' : (2, 0),
- 'lydian' : (3, 0),
- 'mixolydian': (4, 0),
- 'aeolian' : (5, 0),
- 'locrian' : (6, 0),
- }[mode]
- start_pitch.step = n
- start_pitch.alteration = a
- except KeyError:
- ly.warning (_ ("unknown mode %s, expecting 'major' or 'minor' "
- "or a church mode!") % mode)
-
- fifth = musicexp.Pitch()
- fifth.step = 4
- if fifths < 0:
- fifths *= -1
- fifth.step *= -1
- fifth.normalize ()
- for x in range (fifths):
- start_pitch = start_pitch.transposed (fifth)
- change.tonic = start_pitch
-
- else:
- # Non-standard key signature of the form [[step,alter<,octave>],...]
- # MusicXML contains C,D,E,F,G,A,B as steps, lily uses 0-7, so convert
- alterations = []
- for k in key_sig:
- k[0] = musicxml_step_to_lily (k[0])
- alterations.append (k)
- change.non_standard_alterations = alterations
- return change
-
-def musicxml_transpose_to_lily (attributes):
- transpose = attributes.get_transposition ()
- if not transpose:
- return None
-
- shift = musicexp.Pitch ()
- octave_change = transpose.get_maybe_exist_named_child ('octave-change')
- if octave_change:
- shift.octave = string.atoi (octave_change.get_text ())
- chromatic_shift = string.atoi (transpose.get_named_child ('chromatic').get_text ())
- chromatic_shift_normalized = chromatic_shift % 12;
- (shift.step, shift.alteration) = [
- (0, 0), (0, 1), (1, 0), (2, -1), (2, 0),
- (3, 0), (3, 1), (4, 0), (5, -1), (5, 0),
- (6, -1), (6, 0)][chromatic_shift_normalized];
-
- shift.octave += (chromatic_shift - chromatic_shift_normalized) / 12
-
- diatonic = transpose.get_maybe_exist_named_child ('diatonic')
- if diatonic:
- diatonic_step = string.atoi (diatonic.get_text ()) % 7
- if diatonic_step != shift.step:
- # We got the alter incorrect!
- old_semitones = shift.semitones ()
- shift.step = diatonic_step
- new_semitones = shift.semitones ()
- shift.alteration += old_semitones - new_semitones
-
- transposition = musicexp.Transposition ()
- transposition.pitch = musicexp.Pitch ().transposed (shift)
- return transposition
-
-def musicxml_staff_details_to_lily (attributes):
- details = attributes.get_maybe_exist_named_child ('staff-details')
- if not details:
- return None
-
- ## TODO: Handle staff-type, staff-lines, staff-tuning, capo, staff-size
- ret = []
-
- stafflines = details.get_maybe_exist_named_child ('staff-lines')
- if stafflines:
- lines = string.atoi (stafflines.get_text ());
- lines_event = musicexp.StaffLinesEvent (lines);
- ret.append (lines_event);
-
- return ret;
-
-
-def musicxml_attributes_to_lily (attrs):
- elts = []
- attr_dispatch = {
- 'clef': musicxml_clef_to_lily,
- 'time': musicxml_time_to_lily,
- 'key': musicxml_key_to_lily,
- 'transpose': musicxml_transpose_to_lily,
- 'staff-details': musicxml_staff_details_to_lily,
- }
- for (k, func) in attr_dispatch.items ():
- children = attrs.get_named_children (k)
- if children:
- ev = func (attrs)
- if isinstance (ev, list):
- for e in ev:
- elts.append (e)
- elif ev:
- elts.append (ev)
-
- return elts
-
-def extract_display_text (el):
- child = el.get_maybe_exist_named_child ("display-text")
- if child:
- return child.get_text ()
- else:
- return False
-
-
-def musicxml_print_to_lily (el):
- # TODO: Implement other print attributes
- # <!ELEMENT print (page-layout?, system-layout?, staff-layout*,
- # measure-layout?, measure-numbering?, part-name-display?,
- # part-abbreviation-display?)>
- # <!ATTLIST print
- # staff-spacing %tenths; #IMPLIED
- # new-system %yes-no; #IMPLIED
- # new-page %yes-no-number; #IMPLIED
- # blank-page NMTOKEN #IMPLIED
- # page-number CDATA #IMPLIED
- # >
- elts = []
- if (hasattr (el, "new-system") and conversion_settings.convert_page_layout):
- val = getattr (el, "new-system")
- if (val == "yes"):
- elts.append (musicexp.Break ("break"))
- if (hasattr (el, "new-page") and conversion_settings.convert_page_layout):
- val = getattr (el, "new-page")
- if (val == "yes"):
- elts.append (musicexp.Break ("pageBreak"))
- child = el.get_maybe_exist_named_child ("part-name-display")
- if child:
- elts.append (musicexp.SetEvent ("Staff.instrumentName",
- "\"%s\"" % extract_display_text (child)))
- child = el.get_maybe_exist_named_child ("part-abbreviation-display")
- if child:
- elts.append (musicexp.SetEvent ("Staff.shortInstrumentName",
- "\"%s\"" % extract_display_text (child)))
- return elts
-
-
-class Marker (musicexp.Music):
- def __init__ (self):
- self.direction = 0
- self.event = None
- def print_ly (self, printer):
- ly.warning (_ ("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 = {
- '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
-}
-
-def musicxml_spanner_to_lily_event (mxl_event):
- ev = None
-
- name = mxl_event.get_name()
- func = spanner_event_dict.get (name)
- if func:
- ev = func()
- else:
- ly.warning (_ ('unknown span event %s') % mxl_event)
-
-
- 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:
- ly.warning (_ ('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):
- 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 ()
- 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 and options.convert_directions:
- ev.force_direction = dir
- return ev
-
-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 ()
- 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_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 = {
- "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",
- "open-string": "open",
- #"plop": "?",
- #"pluck": "?",
- #"pull-off": "?",
- #"schleifer": "?",
- #"scoop": "?",
- #"shake": "?",
- "snap-pizzicato": "snappizzicato",
- #"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):
- # 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
-
- 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') and options.convert_directions:
- dir = musicxml_direction_to_indicator (mxl_event.type)
- 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_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": '\\larger\\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.di.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.dot\"
- """
- 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.dot\"
- \\combine
- \\raise #1.5 \\translate #(cons 1 0) \\musicglyph #\"accordion.dot\"
- \\combine
- \\raise #1.5 \\translate #(cons -1 0) \\musicglyph #\"accordion.dot\"
- """
- elif txt == 2:
- commandname += "MM"
- command += """\\combine
- \\raise #1.5 \\translate #(cons 0.5 0) \\musicglyph #\"accordion.dot\"
- \\combine
- \\raise #1.5 \\translate #(cons -0.5 0) \\musicglyph #\"accordion.dot\"
- """
- elif not txt <= 0:
- commandname += "M"
- command += """\\combine
- \\raise #1.5 \\musicglyph #\"accordion.dot\"
- """
- low = mxl_event.get_maybe_exist_named_child ('accordion-low')
- if low:
- commandname += "L"
- command += """\\combine
- \\raise #0.5 \musicglyph #\"accordion.dot\"
- """
-
- command += "\musicglyph #\"accordion.discant\""
- 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_harp_pedals_to_ly (mxl_event):
- count = 0
- result = "\\harp-pedal #\""
- for t in mxl_event.get_named_children ('pedal-tuning'):
- alter = t.get_named_child ('pedal-alter')
- if alter:
- val = int (alter.get_text ().strip ())
- result += {1: "v", 0: "-", -1: "^"}.get (val, "")
- count += 1
- if count == 3:
- result += "|"
- ev = musicexp.MarkupEvent ()
- ev.contents = result + "\""
- return ev
-
-def musicxml_eyeglasses_to_ly (mxl_event):
- needed_additional_definitions.append ("eyeglasses")
- return musicexp.MarkEvent ("\\markup { \\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:
- ly.warning (_ ("Unknown metronome mark, ignoring"))
- return
- return ev
- else:
- #TODO: Implement the other (more complex) way for tempo marks!
- ly.warning (_ ("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' : musicxml_harp_pedals_to_ly,
-# '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 = []
- # 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!
- ev.force_direction = dir
- res.append (ev)
- continue
-
- if entry.get_name () == "dynamics":
- for dynentry in entry.get_all_children ():
- 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
-
-
-notehead_styles_dict = {
- 'slash': '\'slash',
- 'triangle': '\'triangle',
- 'diamond': '\'diamond',
- 'square': '\'la', # TODO: Proper squared note head
- 'cross': None, # TODO: + shaped note head
- 'x': '\'cross',
- 'circle-x': '\'xcircle',
- 'inverted triangle': None, # TODO: Implement
- 'arrow down': None, # TODO: Implement
- 'arrow up': None, # TODO: Implement
- 'slashed': None, # TODO: Implement
- 'back slashed': None, # TODO: Implement
- 'normal': None,
- 'cluster': None, # TODO: Implement
- 'none': '#f',
- 'do': '\'do',
- 're': '\'re',
- 'mi': '\'mi',
- 'fa': '\'fa',
- 'so': None,
- 'la': '\'la',
- 'ti': '\'ti',
- }
-
-def musicxml_notehead_to_lily (nh):
- styles = []
-
- # Notehead style
- style = notehead_styles_dict.get (nh.get_text ().strip (), None)
- style_elm = musicexp.NotestyleEvent ()
- if style:
- style_elm.style = style
- if hasattr (nh, 'filled'):
- style_elm.filled = (getattr (nh, 'filled') == "yes")
- if style_elm.style or (style_elm.filled != None):
- styles.append (style_elm)
-
- # parentheses
- if hasattr (nh, 'parentheses') and (nh.parentheses == "yes"):
- styles.append (musicexp.ParenthesizeEvent ())
-
- return styles
-
-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',
- 'dominant-seventh': '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:
- ly.warning (_ ("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 = {
- 'Acoustic Snare Drum': 'acousticsnare',
- 'Side Stick': 'sidestick',
- 'Open Triangle': 'opentriangle',
- 'Mute Triangle': 'mutetriangle',
- 'Tambourine': 'tambourine',
- 'Bass Drum': 'bassdrum',
-}
-
-def musicxml_note_to_lily_main_event (n):
- pitch = None
- duration = None
- 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.pitch = pitch
-
- acc = n.get_maybe_exist_named_child ('accidental')
- if acc:
- # AccidentalCautionary in lily has parentheses
- # so treat accidental explicitly in parentheses as cautionary
- if hasattr(acc, 'parentheses') and acc.parentheses == "yes":
- event.cautionary = True
- else:
- event.cautionary = acc.cautionary
- # TODO: Handle editorial accidentals
- # TODO: Handle the level-display setting for displaying brackets/parentheses
-
- 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):
- # 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 ()
- if options.convert_rest_positions:
- pitch = musicxml_restdisplay_to_lily (rest)
- event.pitch = pitch
-
- elif n.instrument_name:
- event = musicexp.NoteEvent ()
- 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'
-
- else:
- n.message (_ ("cannot find suitable event"))
-
- if event:
- event.duration = musicxml_duration_to_lily (n)
-
- noteheads = n.get_named_children ('notehead')
- for nh in noteheads:
- styles = musicxml_notehead_to_lily (nh)
- for s in styles:
- event.add_associated_event (s)
-
- return event
-
-def musicxml_lyrics_to_text (lyrics):
- # TODO: Implement text styles for lyrics syllables
- continued = False
- extended = False
- text = ''
- for e in lyrics.get_all_children ():
- if isinstance (e, musicxml.Syllabic):
- continued = e.continued ()
- elif isinstance (e, musicxml.Text):
- # We need to convert soft hyphens to -, otherwise the ascii codec as well
- # as lilypond will barf on that character
- text += string.replace( e.get_text(), u'\xad', '-' )
- elif isinstance (e, musicxml.Elision):
- if text:
- text += " "
- continued = False
- extended = False
- elif isinstance (e, musicxml.Extend):
- if text:
- text += " "
- extended = True
-
- if text == "-" and continued:
- return "--"
- elif text == "_" and extended:
- return "__"
- elif continued and text:
- return musicxml.escape_ly_output_string (text) + " --"
- elif continued:
- return "--"
- elif extended and text:
- return musicxml.escape_ly_output_string (text) + " __"
- elif extended:
- return "__"
- elif text:
- return musicxml.escape_ly_output_string (text)
- else:
- return ""
-
-## TODO
-class NegativeSkip:
- def __init__ (self, here, dest):
- self.here = here
- self.dest = dest
-
-class LilyPondVoiceBuilder:
- def __init__ (self):
- self.elements = []
- self.pending_dynamics = []
- self.end_moment = Rational (0)
- self.begin_moment = Rational (0)
- self.pending_multibar = Rational (0)
- self.ignore_skips = False
- self.has_relevant_elements = False
- self.measure_length = Rational (4, 4)
-
- def _insert_multibar (self):
- layout_information.set_context_item ('Score', 'skipBars = ##t')
- r = musicexp.MultiMeasureRest ()
- lenfrac = self.measure_length
- r.duration = rational_to_lily_duration (lenfrac)
- r.duration.factor *= self.pending_multibar / lenfrac
- self.elements.append (r)
- self.begin_moment = self.end_moment
- self.end_moment = self.begin_moment + self.pending_multibar
- self.pending_multibar = Rational (0)
-
- def set_measure_length (self, mlen):
- if (mlen != self.measure_length) and self.pending_multibar:
- self._insert_multibar ()
- self.measure_length = mlen
-
- 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, relevant=True):
- assert isinstance (music, musicexp.Music)
- if self.pending_multibar > Rational (0):
- self._insert_multibar ()
-
- self.has_relevant_elements = self.has_relevant_elements or relevant
- self.elements.append (music)
- self.begin_moment = self.end_moment
- self.set_duration (duration)
-
- # Insert all pending dynamics right after the note/rest:
- if isinstance (music, musicexp.ChordEvent) and self.pending_dynamics:
- for d in self.pending_dynamics:
- music.append (d)
- self.pending_dynamics = []
-
- # Insert some music command that does not affect the position in the measure
- def add_command (self, command, relevant=True):
- assert isinstance (command, musicexp.Music)
- if self.pending_multibar > Rational (0):
- self._insert_multibar ()
- self.has_relevant_elements = self.has_relevant_elements or relevant
- self.elements.append (command)
- def add_barline (self, barline, relevant=False):
- # Insert only if we don't have a barline already
- # TODO: Implement proper merging of default barline and custom bar line
- has_relevant = self.has_relevant_elements
- if (not (self.elements) or
- not (isinstance (self.elements[-1], musicexp.BarLine)) or
- (self.pending_multibar > Rational (0))):
- self.add_music (barline, Rational (0))
- self.has_relevant_elements = has_relevant or relevant
- def add_partial (self, command):
- self.ignore_skips = True
- # insert the partial, but restore relevant_elements (partial is not relevant)
- relevant = self.has_relevant_elements
- self.add_command (command)
- self.has_relevant_elements = relevant
-
- 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):
- # re/store has_relevant_elements, so that a barline alone does not
- # trigger output for figured bass, chord names
- b = musicexp.BarLine ()
- b.bar_number = number
- self.add_barline (b)
-
- def jumpto (self, moment):
- current_end = self.end_moment + self.pending_multibar
- diff = moment - current_end
-
- if diff < Rational (0):
- ly.warning (_ ('Negative skip %s (from position %s to %s)')
- % (diff, current_end, moment))
- diff = Rational (0)
-
- if diff > Rational (0) and not (self.ignore_skips and moment == 0):
- skip = musicexp.SkipEvent()
- 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
- # TODO: Use the time signature for skips, too. Problem: The skip
- # might not start at a measure boundary!
- 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, False)
-
- 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 at >= 0
- and isinstance (self.elements[at], musicexp.ChordEvent)
- and self.begin_moment == starting_at):
- 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.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 measure_length_from_attributes (attr, current_measure_length):
- len = attr.get_measure_length ()
- if not len:
- len = current_measure_length
- return len
-
-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 ()
- figured_bass_builder = LilyPondVoiceBuilder ()
- chordnames_builder = LilyPondVoiceBuilder ()
- current_measure_length = Rational (4, 4)
- voice_builder.set_measure_length (current_measure_length)
-
- for n in voice._elements:
- tie_started = False
- 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)
- figured_bass_builder.add_partial (a)
- chordnames_builder.add_partial (a)
- continue
-
- is_chord = n.get_maybe_exist_named_child ('chord')
- is_after_grace = (isinstance (n, musicxml.Note) and n.is_after_grace ());
- if not is_chord and not is_after_grace:
- try:
- voice_builder.jumpto (n._when)
- figured_bass_builder.jumpto (n._when)
- chordnames_builder.jumpto (n._when)
- except NegativeSkip, neg:
- voice_builder.correct_negative_skip (n._when)
- figured_bass_builder.correct_negative_skip (n._when)
- chordnames_builder.correct_negative_skip (n._when)
- n.message (_ ("Negative skip found: from %s to %s, difference is %s") % (neg.here, neg.dest, neg.dest - neg.here))
-
- 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)
- figured_bass_builder.add_barline (a, False)
- chordnames_builder.add_barline (a, False)
- elif isinstance (a, RepeatMarker) or isinstance (a, EndingMarker):
- voice_builder.add_command (a)
- figured_bass_builder.add_barline (a, False)
- chordnames_builder.add_barline (a, False)
- continue
-
-
- if isinstance (n, musicxml.Print):
- for a in musicxml_print_to_lily (n):
- voice_builder.add_command (a, False)
- continue
-
- # Continue any multimeasure-rests before trying to add bar checks!
- # Don't handle new MM rests yet, because for them we want bar checks!
- rest = n.get_maybe_exist_typed_child (musicxml.Rest)
- if (rest and rest.is_whole_measure ()
- and voice_builder.pending_multibar > Rational (0)):
- voice_builder.add_multibar_rest (n._duration)
- continue
-
-
- # print a bar check at the beginning of each measure!
- if n.is_first () and n._measure_position == Rational (0) and n != voice._elements[0]:
- try:
- num = int (n.get_parent ().number)
- except ValueError:
- num = 0
- if num > 0:
- voice_builder.add_bar_check (num)
- figured_bass_builder.add_bar_check (num)
- chordnames_builder.add_bar_check (num)
-
- # Start any new multimeasure rests
- if (rest and rest.is_whole_measure ()):
- voice_builder.add_multibar_rest (n._duration)
- continue
-
-
- if isinstance (n, musicxml.Direction):
- for a in musicxml_direction_to_lily (n):
- if a.wait_for_note ():
- voice_builder.add_dynamics (a)
- else:
- voice_builder.add_command (a)
- continue
-
- 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
-
- if isinstance (n, musicxml.Attributes):
- for a in musicxml_attributes_to_lily (n):
- voice_builder.add_command (a)
- measure_length = measure_length_from_attributes (n, current_measure_length)
- if current_measure_length != measure_length:
- current_measure_length = measure_length
- voice_builder.set_measure_length (current_measure_length)
- continue
-
- if not n.__class__.__name__ == 'Note':
- n.message (_ ('unexpected %s; expected %s or %s or %s') % (n, 'Note', 'Attributes', 'Barline'))
- continue
-
- 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.ChordEvent()
- voice_builder.add_music (ev_chord, n._duration)
-
- # For grace notes:
- grace = n.get_maybe_exist_typed_child (musicxml.Grace)
- if n.is_grace ():
- is_after_grace = ev_chord.has_elements () or n.is_after_grace ();
- is_chord = n.get_maybe_exist_typed_child (musicxml.Chord)
-
- grace_chord = None
-
- # after-graces and other graces use different lists; Depending on
- # whether we have a chord or not, obtain either a new ChordEvent or
- # the previous one to create a chord
- if is_after_grace:
- if ev_chord.after_grace_elements and n.get_maybe_exist_typed_child (musicxml.Chord):
- grace_chord = ev_chord.after_grace_elements.get_last_event_chord ()
- if not grace_chord:
- grace_chord = musicexp.ChordEvent ()
- ev_chord.append_after_grace (grace_chord)
- elif n.is_grace ():
- if ev_chord.grace_elements and n.get_maybe_exist_typed_child (musicxml.Chord):
- 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') and not is_after_grace:
- # 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 = []
-
- 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
- for notations in notations_children:
- for tuplet_event in notations.get_tuplets():
- time_mod = n.get_maybe_exist_typed_child (musicxml.Time_modification)
- tuplet_events.append ((ev_chord, tuplet_event, time_mod))
-
- # First, close all open slurs, only then start any new slur
- # TODO: Record the number of the open slur to dtermine the correct
- # closing slur!
- endslurs = [s for s in notations.get_named_children ('slur')
- if s.get_type () in ('stop')]
- if endslurs and not inside_slur:
- endslurs[0].message (_ ('Encountered closing slur, but no slur is open'))
- elif endslurs:
- if len (endslurs) > 1:
- endslurs[0].message (_ ('Cannot have two simultaneous (closing) slurs'))
- # record the slur status for the next note in the loop
- inside_slur = False
- lily_ev = musicxml_spanner_to_lily_event (endslurs[0])
- ev_chord.append (lily_ev)
-
- startslurs = [s for s in notations.get_named_children ('slur')
- if s.get_type () in ('start')]
- if startslurs and inside_slur:
- startslurs[0].message (_ ('Cannot have a slur inside another slur'))
- elif startslurs:
- if len (startslurs) > 1:
- startslurs[0].message (_ ('Cannot have two simultaneous slurs'))
- # record the slur status for the next note in the loop
- inside_slur = True
- lily_ev = musicxml_spanner_to_lily_event (startslurs[0])
- ev_chord.append (lily_ev)
-
-
- if not grace:
- mxl_tie = notations.get_tie ()
- if mxl_tie and mxl_tie.type == 'start':
- ev_chord.append (musicexp.TieEvent ())
- is_tied = True
- tie_started = True
- else:
- is_tied = False
-
- fermatas = notations.get_named_children ('fermata')
- for a in fermatas:
- 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 |
- # scoop | plop | doit | falloff | breath-mark |
- # caesura | stress | unstress
- # Technical can contain the following child elements:
- # up-bow | down-bow | 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 | other-technical
- # Ornaments can contain the following child elements:
- # trill-mark | turn | delayed-turn | inverted-turn |
- # shake | wavy-line | mordent | inverted-mordent |
- # schleifer | tremolo | other-ornament, accidental-mark
- ornaments = notations.get_named_children ('ornaments')
- ornaments += notations.get_named_children ('articulations')
- ornaments += notations.get_named_children ('technical')
-
- for a in ornaments:
- for ch in a.get_all_children ():
- ev = musicxml_articulation_to_lily_event (ch)
- if ev:
- ev_chord.append (ev)
-
- dynamics = notations.get_named_children ('dynamics')
- for a in dynamics:
- for ch in a.get_all_children ():
- ev = musicxml_dynamics_to_lily_event (ch)
- 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 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
-
- # 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 (musicxml_lyrics_to_text (l))
- note_lyrics_processed.append (k)
- else:
- lyrics[l.number].append(musicxml_lyrics_to_text (l))
- note_lyrics_processed.append (l.number)
- for lnr in lyrics.keys ():
- if not lnr in note_lyrics_processed:
- lyrics[lnr].append ("\skip4")
-
- # Assume that a <tie> element only lasts for one note.
- # This might not be correct MusicXML interpretation, but works for
- # most cases and fixes broken files, which have the end tag missing
- if is_tied and not tie_started:
- is_tied = False
-
- ## force trailing mm rests to be written out.
- 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 ()
-
- if 'drummode' in modes_found.keys ():
- ## \key <pitch> barfs in drummode.
- ly_voice = [e for e in ly_voice
- 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:
- ly.warning (_ ('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 = seq_music
- v.mode = mode
- return_value.ly_voice = v
-
- # create \figuremode { figured bass elements }
- if figured_bass_builder.has_relevant_elements:
- fbass_music = musicexp.SequentialMusic ()
- fbass_music.elements = group_repeats (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 = group_repeats (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']
-
- for digit in digits:
- d = digits.index (digit)
- id = re.sub ('%d' % d, digit, id)
-
- id = re.sub ('[^a-zA-Z]', 'X', id)
- return id
-
-def musicxml_pitch_to_lily (mxl_pitch):
- p = musicexp.Pitch ()
- p.alteration = mxl_pitch.get_alteration ()
- 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 ()
- voices = part.get_voices ()
- part_info = part.get_staff_attributes ()
-
- return (voices, part_info)
-
-def voices_in_part_in_parts (parts):
- """return a Part -> Name -> Voice dictionary"""
- # don't crash if p doesn't have an id (that's invalid MusicXML,
- # but such files are out in the wild!
- dictionary = {}
- for p in parts:
- voices = voices_in_part (p)
- if (hasattr (p, "id")):
- dictionary[p.id] = voices
- else:
- # TODO: extract correct part id from other sources
- dictionary[None] = voices
- return dictionary;
-
-
-def get_all_voices (parts):
- all_voices = voices_in_part_in_parts (parts)
-
- all_ly_voices = {}
- all_ly_staffinfo = {}
- for p, (name_voice, staff_info) in all_voices.items ():
-
- part_ly_voices = {}
- for n, v in name_voice.items ():
- ly.progress (_ ("Converting to LilyPond expressions..."), True)
- # 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
- all_ly_staffinfo[p] = staff_info
-
- return (all_ly_voices, all_ly_staffinfo)
-
-
-def option_parser ():
- 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--2015 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')
-
- p.add_option("--version",
- action="version",
- help=_ ("show version number and exit"))
-
- p.add_option ('-v', '--verbose',
- action="callback",
- callback=ly.handle_loglevel_option,
- callback_args=("DEBUG",),
- 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"))
-
- 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 LANG for pitch names, e.g. 'deutsch' for note names in German"))
-
- p.add_option ("--loglevel",
- help=_ ("Print log messages according to LOGLEVEL "
- "(NONE, ERROR, WARNING, PROGRESS (default), DEBUG)"),
- metavar=_ ("LOGLEVEL"),
- action='callback',
- callback=ly.handle_loglevel_option,
- type='string')
-
- 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 ('--nrp', '--no-rest-positions',
- action = "store_false",
- default = True,
- dest = "convert_rest_positions",
- help = _ ("do not convert exact vertical positions of rests"))
-
- p.add_option ('--npl', '--no-page-layout',
- action = "store_false",
- default = True,
- dest = "convert_page_layout",
- help = _ ("do not convert the exact page layout and breaks"))
-
- 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, stdout if -"))
-
- p.add_option ('-m', '--midi',
- action = "store_true",
- default = False,
- dest = "midi",
- help = _("activate midi-block"))
-
- p.add_option_group ('',
- description = (
- _ ("Report bugs via %s")
- % 'http://post.gmane.org/post.php'
- '?group=gmane.comp.gnu.lilypond.bugs') + '\n')
- return p
-
-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 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_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.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 ()
-
-# 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_id = part_definition.id
- nv_dict = voices.get (part_id)
- if not nv_dict:
- ly.warning (_ ('unknown part in part-list: %s') % part_id)
- continue
-
- staves = reduce (lambda x,y: x+ y,
- [voice.voicedata._staves.keys ()
- for voice in nv_dict.values ()],
- [])
- staves_info = []
- if len (staves) > 1:
- staves_info = []
- staves = uniq_list (staves)
- staves.sort ()
- for s in staves:
- 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:
- 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 by musicxml2ly from %s\n' % filename)
-
-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 (io_object)
- mxl_tree = musicxml.lxml_demarshal_node (tree.getroot ())
- return mxl_tree
- else:
- from xml.dom import minidom, Node
- 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 == "-":
- ly.progress (_ ("Input is compressed, extracting raw MusicXML data from stdin"), True)
- # unfortunately, zipfile.ZipFile can't read directly from
- # stdin, so copy everything from stdin to a temp file and read
- # that. TemporaryFile() will remove the file when it is closed.
- tmp = tempfile.TemporaryFile()
- sys.stdin = os.fdopen(sys.stdin.fileno(), 'rb', 0) # Make sys.stdin binary
- bytes_read = sys.stdin.read (8192)
- while bytes_read:
- for b in bytes_read:
- tmp.write(b)
- bytes_read = sys.stdin.read (8192)
- z = zipfile.ZipFile (tmp, "r")
- else:
- ly.progress (_ ("Input file %s is compressed, extracting raw MusicXML data") % filename, True)
- 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):
- if filename == "-":
- ly.progress (_ ("Reading MusicXML from Standard input ..."), True)
- else:
- ly.progress (_ ("Reading MusicXML from %s ...") % filename, True)
-
- tree = read_musicxml (filename, options.compressed, options.use_lxml)
- score_information = extract_score_information (tree)
- paper_information = extract_paper_information (tree)
-
- parts = tree.get_typed_children (musicxml.Part)
- (voices, staff_info) = get_all_voices (parts)
-
- score = None
- mxl_pl = tree.get_maybe_exist_typed_child (musicxml.Part_list)
- if mxl_pl:
- score = 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, 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'
- if (options.output_name == "-"):
- output_ly_name = 'Standard output'
- else:
- output_ly_name = options.output_name + '.ly'
-
- ly.progress (_ ("Output to `%s'") % output_ly_name, True)
- printer = musicexp.Output_printer()
- #ly.progress (_ ("Output to `%s'") % defs_ly_name, True)
- 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 and conversion_settings.convert_page_layout:
- paper_information.print_ly (printer)
- if layout_information:
- layout_information.print_ly (printer)
- print_voice_definitions (printer, part_list, voices)
-
- printer.newline ()
- printer.dump ("% The score definition")
- printer.newline ()
- score.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)
-
- if options.midi:
- musicexp.set_create_midi (options.midi)
-
- if options.language:
- musicexp.set_pitch_language (options.language)
- needed_additional_definitions.append (options.language)
- additional_definitions[options.language] = "\\language \"%s\"\n" % options.language
- conversion_settings.ignore_beaming = not options.convert_beaming
- conversion_settings.convert_page_layout = options.convert_page_layout
-
- # Allow the user to leave out the .xml or xml on the filename
- basefilename = args[0].decode('utf-8')
- if basefilename == "-": # Read from stdin
- filename = "-"
- else:
- filename = get_existing_filename_with_extension (basefilename, "xml")
- if not filename:
- filename = get_existing_filename_with_extension (basefilename, "mxl")
- options.compressed = True
- if filename and filename.endswith ("mxl"):
- options.compressed = True
-
- if filename and (filename == "-" or os.path.exists (filename)):
- voices = convert (filename, options)
- else:
- ly.error (_ ("Unable to find input file %s") % basefilename)
+from musicxml2ly_conversion import main
if __name__ == '__main__':
main()