# the default placement for text in abc is above the staff.
# %%LY now supported.
# \breve and \longa supported.
-
+# M:none doesn't crash lily.
+
# Limitations
#
# Multiple tunes in single file not supported
# Block comments generate error and are ignored
# Postscript commands are ignored
# lyrics not resynchronized by line breaks (lyrics must fully match notes)
+# %%LY slyrics can't be directly before a w: line.
# ???
UNDEF = 255
state = UNDEF
+strict = 0
voice_idx_dict = {}
header = {}
header['footnotes'] = ''
global_key = [0] * 7 # UGH
names = ["One", "Two", "Three"]
DIGITS='0123456789'
+alphabet="ABCDEFGHIJKLMNOPQRSTUVWXYZ"
HSPACE=' \t'
+midi_specs = ''
+
+def error (msg):
+ sys.stderr.write (msg)
+ if strict:
+ sys.exit (1)
+
def check_clef(s):
if not s:
# about this we'll support that.
s = s[4:]
state.base_octave = -1
- voices_append("\\clef \"G_8\";\n")
+ voices_append("\\clef \"G_8\"\n")
elif re.match('^treble', s):
s = s[6:]
if re.match ('^-8', s):
s = s[2:]
state.base_octave = -2
- voices_append("\\clef \"G_8\";\n")
+ voices_append("\\clef \"G_8\"\n")
else:
state.base_octave = 0
- voices_append("\\clef treble;\n")
+ voices_append("\\clef treble\n")
elif re.match('^alto', s):
s = s[4:]
state.base_octave = -1
- voices_append ("\\clef alto;\n" )
+ voices_append ("\\clef alto\n" )
elif re.match('^bass',s ):
s = s[4:]
state.base_octave = -2
- voices_append ("\\clef bass;\n" )
+ voices_append ("\\clef bass\n" )
return s
def select_voice (name, rol):
ks = hdr.keys ()
ks.sort ()
for k in ks:
- outf.write ('\t%s = "%s";\n'% (k,hdr[k]))
+ hdr[k] = re.sub('"', '\\"', hdr[k])
+ outf.write ('\t%s = "%s"\n'% (k,hdr[k]))
outf.write ('}')
def dump_lyrics (outf):
ks = voice_idx_dict.keys()
ks.sort ()
for k in ks:
+ if re.match('[1-9]', k):
+ m = alphabet[string.atoi(k)]
+ else:
+ m = k
for i in range (len(slyrics[voice_idx_dict[k]])):
- outf.write ("\nwords%sV%d = \\lyrics {" % (k, i))
+ l=alphabet[i]
+ outf.write ("\nwords%sV%s = \\lyrics {" % (m, l))
outf.write ("\n" + slyrics [voice_idx_dict[k]][i])
outf.write ("\n}")
ks = voice_idx_dict.keys()
ks.sort ()
for k in ks:
- outf.write ("\nvoice%s = \\notes {" % k)
+ if re.match ('[1-9]', k):
+ m = alphabet[string.atoi(k)]
+ else:
+ m = k
+ outf.write ("\nvoice%s = \\notes {" % m)
dump_default_bar(outf)
if repeat_state[voice_idx_dict[k]]:
outf.write("\n\\repeat volta 2 {")
if in_repeat[voice_idx_dict[k]]:
outf.write("}")
outf.write ("\n}")
-
+
+def try_parse_q(a):
+ global midi_specs
+ #assume that Q takes the form "Q:1/4=120"
+ #There are other possibilities, but they are deprecated
+ if string.count(a, '/') == 1:
+ array=string.split(a,'/')
+ numerator=array[0]
+ if numerator != 1:
+ sys.stderr.write("abc2ly: Warning, unable to translate a Q specification with a numerator of %s: %s\n" % (numerator, a))
+ array2=string.split(array[1],'=')
+ denominator=array2[0]
+ perminute=array2[1]
+ duration=str(string.atoi(denominator)/string.atoi(numerator))
+ midi_specs=string.join(["\\tempo", duration, "=", perminute])
+ else:
+ sys.stderr.write("abc2ly: Warning, unable to parse Q specification: %s\n" % a)
+
def dump_score (outf):
outf.write (r"""\score{
\notes <
ks = voice_idx_dict.keys ();
ks.sort ()
for k in ks:
+ if re.match('[1-9]', k):
+ m = alphabet[string.atoi(k)]
+ else:
+ m = k
if k == 'default' and len (voice_idx_dict) > 1:
break
if len ( slyrics [voice_idx_dict[k]] ):
outf.write ("\n \\addlyrics")
outf.write ("\n\t\\context Staff=\"%s\"\n\t{\n" %k )
if k != 'default':
- outf.write ("\t \\$voicedefault\n")
- outf.write ("\t \\$voice%s " % k)
+ outf.write ("\t \\voicedefault\n")
+ outf.write ("\t \\voice%s " % m)
outf.write ("\n\t}\n")
if len ( slyrics [voice_idx_dict[k]] ):
outf.write ("\n\t\\context Lyrics=\"%s\" \n\t<\t" % k)
+ if re.match('[1-9]',k):
+ m = alphabet[string.atoi(k)]
+ else:
+ m = k
for i in range (len(slyrics[voice_idx_dict[k]])):
- outf.write("\n\t { \\$words%sV%d }" % ( k, i) )
+ l=alphabet[i]
+ outf.write("\n\t { \\words%sV%s }" % ( m, l) )
outf.write ( "\n\t>\n" )
outf.write ("\n >")
outf.write ("\n\t\\paper {\n")
if part_names:
outf.write ("\t \\translator \n\t {\n")
outf.write ("\t\t\\StaffContext\n")
- outf.write ("\t\t\\consists Staff_margin_engraver;\n")
+# outf.write ("\t\t\\consists Staff_margin_engraver\n")
outf.write ("\t }\n")
- outf.write ("\t}\n\t\\midi {}\n}\n")
+ outf.write ("\t}\n\t\\midi {%s}\n}\n" % midi_specs)
n = i.tell ()
i.seek (0,0)
except:
- sys.stderr.write ("can't open file: %s\n" % f)
+ sys.stderr.write ("can't open file: `%s'\n" % f)
return ''
s = i.read (n)
if len (s) <= 0:
- sys.stderr.write ("gulped empty file: %s\n" % f)
+ sys.stderr.write ("gulped empty file: `%s'\n" % f)
i.close ()
return s
type = k[0:3]
if key_lookup.has_key(type):
return("%s \\%s" % ( key, key_lookup[type]))
- sys.stderr.write("Unknown key type %s ignored\n" % type)
+ sys.stderr.write("Unknown key type `%s' ignored\n" % type)
return key
def shift_key (note, acc , shift):
key_shift = { # semitone shifts for key mode names
'm' : 3,
'min' : 3,
+ 'minor' : 3,
'maj' : 0,
+ 'major' : 0,
'phr' : -4,
+ 'phrygian' : -4,
'ion' : 0,
+ 'ionian' : 0,
'loc' : 1,
+ 'locrian' : 1,
'aeo' : 3,
+ 'aeolian' : 3,
'mix' : 5,
+ 'mixolydian' : 5,
'lyd' : -5,
- 'dor' : -2
+ 'lydian' : -5,
+ 'dor' : -2,
+ 'dorian' : -2
}
def compute_key (k):
k = string.lower (k)
key_count = flat_key_seq.index (keytup)
accseq = map (lambda x: (3*x + 3 ) % 7, range (1, key_count + 1))
else:
+ error ("Huh?")
raise "Huh"
key_table = [0] * 7
if re.match ('\([2-9]', str):
dig = str[1]
str = str[2:]
- state.parsing_tuplet = string.atoi (dig[0])
-
+ prev_tuplet_state = state.parsing_tuplet
+ state.parsing_tuplet = string.atoi (dig[0])
+ if prev_tuplet_state:
+ voices_append ("}")
voices_append ("\\times %s {" % tup_lookup[dig])
return str
a = re.sub('[ \t]*$','', a) #strip trailing blanks
if header.has_key('title'):
if a:
- header['title'] = header['title'] + '\\\\\\\\' + a
+ if len(header['title']):
+ header['title'] = header['title'] + '\\\\\\\\' + a
+ else:
+ header['subtitle'] = a
else:
header['title'] = a
if g == 'M': # Meter
if a == 'C':
if not state.common_time:
state.common_time = 1
- voices_append ("\\property Staff.TimeSignature \push #\'style = #\"C\"\n")
+ voices_append ("\\property Staff.TimeSignature \\override #\'style = #'C\n")
a = '4/4'
if a == 'C|':
if not state.common_time:
state.common_time = 1
- voices_append ("\\property Staff.TimeSignature \push #\'style = #\"C\"\n")
+ voices_append ("\\property Staff.TimeSignature \\override #\'style = #'C\n")
a = '2/2'
if not length_specified:
set_default_len_from_time_sig (a)
else:
length_specified = 0
- voices_append ('\\time %s;' % a)
+ if not a == 'none':
+ voices_append ('\\time %s' % a)
state.next_bar = ''
if g == 'K': # KEY
a = check_clef(a)
key_info = m.group(1)
clef_info = m.group(2)
__main__.global_key = compute_key (key_info)# ugh.
- voices_append ('\\key %s;' % lily_key(key_info))
+ voices_append ('\\key %s' % lily_key(key_info))
check_clef(clef_info)
else:
__main__.global_key = compute_key (a)# ugh.
- voices_append ('\\key %s \\major;' % lily_key(a))
+ voices_append ('\\key %s \\major' % lily_key(a))
if g == 'N': # Notes
header ['footnotes'] = header['footnotes'] + '\\\\\\\\' + a
if g == 'O': # Origin
state.next_bar = ''
select_voice (voice, rest)
if g == 'W': # Words
- lyrics_append(a);
+ lyrics_append(a)
if g == 'w': # vocals
- slyrics_append (a);
-
+ slyrics_append (a)
+ if g == 'Q': #tempo
+ try_parse_q (a)
return ''
return ln
if base == 1:
if (multiply_tup[0] / multiply_tup[1]) == 2:
base = '\\breve'
+ if (multiply_tup[0] / multiply_tup[1]) == 3:
+ base = '\\breve'
+ dots = 1
if (multiply_tup[0] / multiply_tup[1]) == 4:
base = '\longa'
return '%s%s' % ( base, '.'* dots)
(str, num) = parse_num (str)
if not num:
num = 1
-
- if str[0] == '/':
- while str[:1] == '/':
- str= str[1:]
- d = 2
- if str[0] in DIGITS:
- (str, d) =parse_num (str)
+ if len(str):
+ if str[0] == '/':
+ if len(str[0]):
+ while str[:1] == '/':
+ str= str[1:]
+ d = 2
+ if str[0] in DIGITS:
+ (str, d) =parse_num (str)
- den = den * d
+ den = den * d
den = den * default_len
str = str[1:]
while str[0] == '>':
str = str [1:]
- current_dots = current_dots + 1;
+ current_dots = current_dots + 1
parser_state.next_den = parser_state.next_den * 2
while str[0] == '<':
while str and artic_tbl.has_key(str[:1]):
state.next_articulation = state.next_articulation + artic_tbl[str[:1]]
if not artic_tbl[str[:1]]:
- sys.stderr.write("Warning: ignoring %s\n" % str[:1] )
+ sys.stderr.write("Warning: ignoring `%s'\n" % str[:1] )
str = str[1:]
'|' : '|'
}
bar_dict = {
- '|]' : '\\bar "|.";',
- '||' : '\\bar "||";',
- '[|' : '\\bar "||";',
+ '|]' : '\\bar "|."',
+ '||' : '\\bar "||"',
+ '[|' : '\\bar "||"',
':|' : '}',
'|:' : '\\repeat volta 2 {',
'::' : '} \\repeat volta 2 {',
'|1' : '} \\alternative{{',
'|2' : '} {',
':|2' : '} {',
- '|' : '\\bar "|";'
+ '|' : '\\bar "|"'
}
if str[:trylen] and bar_dict.has_key (str[:trylen]):
s = str[:trylen]
if using_old:
- bs = "\\bar \"%s\";" % old_bar_dict[s]
+ bs = "\\bar \"%s\"" % old_bar_dict[s]
else:
bs = "%s" % bar_dict[s]
str = str[trylen:]
if s in alternative_opener:
if not in_repeat[current_voice_idx]:
using_old = 't'
- bs = "\\bar \"%s\";" % old_bar_dict[s]
+ bs = "\\bar \"%s\"" % old_bar_dict[s]
else:
doing_alternative[current_voice_idx] = 't'
if doing_alternative[current_voice_idx]:
do_curly = 't'
if using_old:
- bs = "\\bar \"%s\";" % old_bar_dict[s]
+ bs = "\\bar \"%s\"" % old_bar_dict[s]
else:
bs = bar_dict[s]
doing_alternative[current_voice_idx] = ''
if s in repeat_opener:
in_repeat[current_voice_idx] = 't'
if using_old:
- bs = "\\bar \"%s\";" % old_bar_dict[s]
+ bs = "\\bar \"%s\"" % old_bar_dict[s]
else:
bs = bar_dict[s]
break
str = str[1:]
- voices_append ("\\spanrequest \\stop \"slur\"" * end);
+ voices_append ("\\spanrequest \\stop \"slur\"" * end)
voices_append (ch)
return str
ln = junk_space (ln)
if ln:
- msg = "%s: %d: Huh? Don't understand\n" % (fn, lineno)
- sys.stderr.write (msg)
+ error ("%s: %d: Huh? Don't understand\n" % (fn, lineno))
left = orig_ln[0:-len (ln)]
sys.stderr.write (left + '\n')
sys.stderr.write (' ' * len (left) + ln + '\n')
-h, --help this help
-o, --output=FILE set output filename to FILE
-v, --version version information
-
+ -s, --strict be strict about succes.
+
This program converts ABC music files (see
http://www.gre.ac.uk/~c.walshaw/abc2mtex/abc.txt) To LilyPond input.
+
+
+Report bugs to bug-gnu-music@gnu.org
+
+Written by Han-Wen Nienhuys <hanwen@cs.uu.nl>, Laura Conrad
+<lconrad@laymusic.org>, Roy Rankin <Roy.Rankin@@alcatel.com.au>
"""
def print_version ():
-(options, files) = getopt.getopt (sys.argv[1:], 'vo:h', ['help','version', 'output='])
+(options, files) = getopt.getopt (sys.argv[1:], 'vo:hs', ['help','version', 'output=', 'strict'])
out_filename = ''
for opt in options:
if o== '--help' or o == '-h':
help ()
sys.exit (0)
- if o == '--version' or o == '-v':
+ elif o == '--version' or o == '-v':
print_version ()
sys.exit(0)
-
- if o == '--output' or o == '-o':
+ elif o == '--strict' or o == '-s':
+ strict = 1
+ elif o == '--output' or o == '-o':
out_filename = a
else:
print o
if f == '-':
f = ''
- sys.stderr.write ('Parsing... [%s]\n' % f)
+ sys.stderr.write ('Parsing `%s\'...\n' % f)
parse_file (f)
if not out_filename:
out_filename = os.path.basename (os.path.splitext (f)[0]) + ".ly"
- sys.stderr.write ('Ly output to: %s...' % out_filename)
+ sys.stderr.write ('lilypond output to: `%s\'...' % out_filename)
outf = open (out_filename, 'w')
# dump_global (outf)