# * beams (better use autobeam?)
# * more robust: try entertainer.etf (freenote)
# * dynamics
+# * automatic `deletion' of invalid items
#
+
program_name = 'etf2ly'
version = '@TOPLEVEL_VERSION@'
if version == '@' + 'TOPLEVEL_VERSION' + '@':
import string
import os
-finale_clefs= ['treble', 'alto', 'tenor', 'bass', 'percussion', 'treble8vb', 'bass8vb', 'baritone']
+finale_clefs= ['treble', 'alto', 'tenor', 'bass', 'percussion', 'treble_8', 'bass_8', 'baritone']
def lily_clef (fin):
- return finale_clefs[fin]
+ try:
+ return finale_clefs[fin]
+ except IndexError:
+ sys.stderr.write ( '\nHuh? Found clef number %d\n' % fin)
+
+ return 'treble'
+
+
def gulp_file(f):
return open (f).read ()
trscale = map(lambda x, k=transposition: transpose(x, k), cscale)
return trscale
+def EDU_to_duration (edu):
+ log = 1
+ d = 4096
+ while d > edu:
+ d = d >> 1
+ log = log << 1
+
+ edu = edu - d
+ dots = 0
+ if edu == d /2:
+ dots = 1
+ elif edu == d*3/4:
+ dots = 2
+ return (log, dots)
+
+def rat_to_lily_duration (rat):
+ (n,d) = rat
+
+ basedur = 1
+ while d and d % 2 == 0:
+ basedur = basedur << 1
+ d = d >> 1
+
+ str = 's%d' % basedur
+ if n <> 1:
+ str = str + '*%d' % n
+ if d <> 1:
+ str = str + '/%d' % d
+
+ return str
def gcd (a,b):
if b == 0:
(p,q) = a
return (-p,q)
+
+
def rat_subtract (a,b ):
return rat_add (a, rat_neg (b))
12: '\\mordent',
8: '\\fermata',
4: '^',
+ 1: '.',
+ 3: '>',
18: '"arp"' , # arpeggio
};
try:
a = articulation_dict[self.type]
except KeyError:
- sys.stderr.write ("\nUnknown articulation %d" % self.type)
+ sys.stderr.write ("\nUnknown articulation no. %d on note no. %d" % (self.type, self.notenumber))
+ sys.stderr.write ("\nPlease add an entry to articulation_dict in the Python source")
a = '"art"'
c.note_suffix = '-' + a + c.note_suffix
self.finale = []
self.global_measure = None
self.staff = None
+ self.valid = 1
def add_finale_entry (self, entry):
self.finale.append (entry)
+ def valid (self):
+ return self.valid
def calculate (self):
+ fs = []
+
if len (self.finale) < 2:
- sys.stderr.write ("Measure %d in staff %d has incomplete information.\n" % (self.number, self.staff.number))
-
- return
+ fs = self.finale[0]
+ fs = map (string.atoi, list (fs))
+ self.clef = fs[1]
+ self.frames = [fs[0]]
+ else:
+ fs = self.finale[0] + self.finale[1]
- f0 = self.finale[0]
- f1 = self.finale[1]
-
- self.clef = string.atoi (f0[0])
- self.flags = string.atoi (f0[1])
- fs = map (string.atoi, list (f0[2:]) + [f1[0]])
+ fs = map (string.atoi, list (fs))
+ self.clef = fs[0]
+ self.flags = fs[1]
+ self.frames = fs[2:]
- self.frames = fs
class Frame:
def __init__ (self, finale):
last_clef = None
gap = (0,1)
for m in self.measures[1:]:
- if not m :
+ if not m or not m.valid:
continue # ugh.
g = m.global_measure
e = ''
- if last_key <> g.keysignature:
+ if g and last_key <> g.keysignature:
e = e + "\\key %s \\major; " % lily_notename (g.keysignature)
last_key = g.keysignature
- if last_time <> g.timesig :
+ if g and last_time <> g.timesig :
e = e + "\\time %d/%d; " % g.timesig
last_time = g.timesig
+
+
if last_clef <> m.clef :
- e = e + '\\clef %s;' % lily_clef (m.clef)
+ e = e + '\\clef "%s";' % lily_clef (m.clef)
last_clef = m.clef
if e:
if gap <> (0,1):
k = k +' ' + rat_to_lily_duration (gap) + '\n'
gap = (0,1)
k = k + e
-
- gap = rat_add (gap, g.length ())
+
+ if g:
+ gap = rat_add (gap, g.length ())
k = '%sglobal = \\notes { %s }\n\n ' % (self.staffid (), k)
first_frame = None
gap = (0,1)
for m in self.measures[1:]:
- if not m:
+ if not m or not m.valid:
+ sys.stderr.write ("Skipping non-existant measure")
continue
-
-
- fr = m.frames[x]
+
+ fr = None
+ try:
+ fr = m.frames[x]
+ except IndexError:
+
+ sys.stderr.write ("Skipping nonexistent frame")
+ laystr = laystr + "% FOOBAR ! \n"
+ print laystr
if fr:
first_frame = fr
if gap <> (0,1):
gap = (0,1)
laystr = laystr + fr.dump ()
else:
- gap = rat_add (gap, m.global_measure.length ())
-
+ if m.global_measure :
+ gap = rat_add (gap, m.global_measure.length ())
+ else:
+ sys.stderr.write ( \
+ "No global measure for staff %d measure %d\n"
+ % (self.number, m.number))
if first_frame:
l = self.layerid (x)
laystr = '%s = \\notes { { %s } }\n\n' % (l, laystr)
return str
-def EDU_to_duration (edu):
- log = 1
- d = 4096
- while d > edu:
- d = d >> 1
- log = log << 1
-
- edu = edu - d
- dots = 0
- if edu == d /2:
- dots = 1
- elif edu == d*3/4:
- dots = 2
- return (log, dots)
-
-def rat_to_lily_duration (rat):
- (n,d) = rat
-
- basedur = 1
- while d and d % 2 == 0:
- basedur = basedur << 1
- d = d >> 1
-
- str = 's%d' % basedur
- if n <> 1:
- str = str + '*%d' % n
- if d <> 1:
- str = str + '/%d' % d
- return str
-
class Chord:
def __init__ (self, finale_entry):
self.frames = [None]
self.tuplets = [None]
self.staffs = [None]
- self.slurs = [None]
+ self.slur_dict = {}
self.articulations = [None]
self.syllables = [None]
self.verses = [None]
= tuple (map (string.atoi, [no,prev,next,dur,pos,extended,follow]))
entryflag = string.atol (entryflag,16)
- if no > len (self.entries):
- sys.stderr.write ("\nHuh? Entry number to large,\nexpected %d got %d. Filling with void entries.\n" % (len(self.entries), no ))
- while len (self.entries) <> no:
- c = ((len (self.entries), 0, 0, 0, 0, 0L, 0, 0), [])
- self.entries.append (c)
+ if len (self.entries) <= no:
+ # missing entries seem to be quite common.
+ # we fill'em up with None.
+ self.entries = self.entries + [None] * (no - len (self.entries) + 1)
current_entry = ((no, prev, next, dur, pos, entryflag, extended, follow), [])
- self.entries.append (current_entry)
+ self.entries[no] = current_entry
return m
def try_Sx(self,l):
if m:
slurno = string.atoi (m.group (1))
- if len (self.slurs) == slurno:
- self.slurs.append (Slur (slurno))
+ sl = None
+ try:
+ sl = self.slur_dict[slurno]
+ except KeyError:
+ sl = Slur (slurno)
+ self.slur_dict[slurno] = sl
params = list (m.groups ()[1:])
params = map (string.atoi, params)
- self.slurs[-1].append_entry (params)
+ sl.append_entry (params)
return m
def try_GF(self, l):
if m:
(frameno, startnote, endnote, foo, bar) = m.groups ()
(frameno, startnote, endnote) = tuple (map (string.atoi, [frameno, startnote, endnote]))
- if frameno > len (self.frames):
- sys.stderr.write ("Frame no %d missing, filling up to %d\n" % (len(self.frames), frameno))
- while frameno <> len (self.frames):
- self.frames.append (Frame ((len (self.frames), 0,0) ))
+ if len (self.frames) <= frameno:
+ self.frames = self.frames + [None] * (frameno - len(self.frames) + 1)
- self.frames.append (Frame ((frameno, startnote, endnote)))
+ self.frames[frameno] = Frame ((frameno, startnote, endnote))
return m
+
def try_MS (self, l):
m = MSre.match (l)
if m:
if not m:
continue
- m.global_measure = self.measures[mno]
m.calculate()
-
+ try:
+ m.global_measure = self.measures[mno]
+ except IndexError:
+ sys.stderr.write ("Non-existent global measure %d" % mno)
+ continue
+
frame_obj_list = [None]
for frno in m.frames:
fr = self.frames[frno]
mno = mno + 1
for c in self.chords[1:]:
- c.calculate()
+ if c:
+ c.calculate()
for f in self.frames[1:]:
- f.calculate ()
+ if f:
+ f.calculate ()
for t in self.tuplets[1:]:
t.calculate (self.chords)
- for s in self.slurs [1:]:
+ for s in self.slur_dict.values():
s.calculate (self.chords)
for s in self.articulations[1:]:
s.calculate (self.chords)
def get_thread (self, startno, endno):
thread = []
- c = self.chords[startno]
+
+ c = None
+ try:
+ c = self.chords[startno]
+ except IndexError:
+ sys.stderr.write ("Huh? Frame has invalid bounds (%d,%d)\n" % (startno, endno))
+ return []
+
+
while c and c.number () <> endno:
thread.append (c)
c = c.next
def unthread_entries (self):
self.chords = [None]
for e in self.entries[1:]:
- self.chords.append (Chord (e))
-
+ ch = None
+ if e:
+ ch = Chord (e)
+ self.chords.append (ch)
+
for e in self.chords[1:]:
+ if not e:
+ continue
e.prev = self.chords[e.finale[0][1]]
e.next = self.chords[e.finale[0][2]]
-
-
-
-
-
def identify():
sys.stderr.write ("%s from LilyPond %s\n" % (program_name, version))
def help ():
- print r"""
-Convert ETF to LilyPond.
+ print """Usage: etf2ly [OPTION]... ETF-FILE
-Usage: etf2ly [OPTION]... ETF-FILE
+Convert ETF to LilyPond.
Options:
- -h, --help this help
- -o, --output=FILE set output filename to FILE
- -v, --version version information
+ -h,--help this help
+ -o,--output=FILE set output filename to FILE
+ -v,--version version information
Enigma Transport Format is a format used by Coda Music Technology's
Finale product. This program will convert a subset of ETF to a
ready-to-use lilypond file.
+Report bugs to bug-gnu-music@gnu.org
+Written by Han-Wen Nienhuys <hanwen@cs.uu.nl>
"""
def print_version ():
- print r"""etf2ly (GNU lilypond) %s""" % version
+ print r"""etf2ly (GNU lilypond) %s
+
+This 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 `midi2ly --warranty' for more information.
+
+Copyright (c) 2000 by Han-Wen Nienhuys <hanwen@cs.uu.nl>
+""" % version
identify()
-# header['tagline'] = 'Lily was here %s -- automatically converted from ABC' % version
+e = None
for f in files:
if f == '-':
f = ''