class MidiFileLink(TextFileCompareLink):
def get_content(self, name):
import midi
try:
f = open(name, 'rb')
except IOError, e:
if e.errno == errno.ENOENT:
return None
else:
raise
data = f.read()
midi = midi.parse(data)
tracks = midi[1]
str = ''
j = 0
for t in tracks:
str += 'track %d' % j
j += 1
for e in t:
ev_str = repr(e)
if re.search('LilyPond [0-9.]+', ev_str):
continue
str += ' ev %s\n' % ` e `
return str
def get_content(self, name):
try:
f = open(name, 'rb')
except IOError as e:
if e.errno == errno.ENOENT:
return None
else:
raise
data = f.read()
midi_data = midi.parse(data)
tracks = midi_data[1]
str = ''
j = 0
for t in tracks:
str += 'track %d' % j
j += 1
for e in t:
ev_str = repr(e)
if re.search('LilyPond [0-9.]+', ev_str):
continue
str += ' ev %s\n' % repr(e)
return str
def convert_midi (in_file, out_file):
global clocks_per_1, clocks_per_4, key
global start_quant_clocks
global duration_quant_clocks
global allowed_tuplet_clocks
str = open (in_file).read ()
midi_dump = midi.parse (str)
clocks_per_1 = midi_dump[0][1]
clocks_per_4 = clocks_per_1 / 4
if global_options.start_quant:
start_quant_clocks = clocks_per_1 / global_options.start_quant
if global_options.duration_quant:
duration_quant_clocks = clocks_per_1 / global_options.duration_quant
allowed_tuplet_clocks = []
for (dur, num, den) in global_options.allowed_tuplets:
allowed_tuplet_clocks.append (clocks_per_1 / den)
tracks = []
for t in midi_dump[1]:
global_options.key = Key (0, 0, 0)
tracks.append (split_track (t))
tag = '%% Lily was here -- automatically converted by %s from %s' % ( program_name, in_file)
s = ''
s = tag + '\n\\version "2.7.18"\n\n'
for i in range (len (tracks)):
s = s + dump_track (tracks[i], i)
s = s + '\n\\score {\n <<\n'
i = 0
for t in tracks:
track = track_name (i)
item = track_first_item (t)
if item and item.__class__ == Note:
s = s + ' \\context Staff=%s \\%s\n' % (track, track)
elif item and item.__class__ == Text:
s = s + ' \\context Lyrics=%s \\%s\n' % (track, track)
i += 1
s = s + ' >>\n}\n'
progress (_ ("%s output to `%s'...") % ('LY', out_file))
if out_file == '-':
handle = sys.stdout
else:
handle = open (out_file, 'w')
handle.write (s)
handle.close ()
def get_content(self, oldnew):
import midi
data = FileCompareLink.get_content(self, oldnew)
midi = midi.parse(data)
tracks = midi[1]
str = ''
j = 0
for t in tracks:
str += 'track %d' % j
j += 1
for e in t:
ev_str = repr(e)
if re.search('LilyPond [0-9.]+', ev_str):
continue
str += ' ev %s\n' % ` e `
return str
def get_content (self, oldnew):
import midi
data = FileCompareLink.get_content (self, oldnew)
midi = midi.parse (data)
tracks = midi[1]
str = ''
j = 0
for t in tracks:
str += 'track %d' % j
j += 1
for e in t:
ev_str = repr (e)
if re.search ('LilyPond [0-9.]+', ev_str):
continue
str += ' ev %s\n' % `e`
return str
def read_midi(file):
import midi
return midi.parse(open(file).read())
def convert_midi(in_file, out_file):
global midi
import midi
global clocks_per_1, clocks_per_4, key
global start_quant_clocks
global duration_quant_clocks
global allowed_tuplet_clocks
global time
str = open(in_file, 'rb').read()
clocks_max = bar_max * clocks_per_1 * 2
midi_dump = midi.parse(str, clocks_max)
clocks_per_1 = midi_dump[0][1]
clocks_per_4 = clocks_per_1 / 4
time = Time(4, 4)
if global_options.start_quant:
start_quant_clocks = clocks_per_1 / global_options.start_quant
if global_options.duration_quant:
duration_quant_clocks = clocks_per_1 / global_options.duration_quant
allowed_tuplet_clocks = []
for (dur, num, den) in global_options.allowed_tuplets:
allowed_tuplet_clocks.append(clocks_per_1 / dur * num / den)
if global_options.verbose:
print('allowed tuplet clocks:', allowed_tuplet_clocks)
tracks = [create_track(t) for t in midi_dump[1]]
# urg, parse all global track events, such as Key first
# this fixes key in different voice/staff problem
for t in tracks:
t.music = t.parse()
prev = None
staves = []
for t in tracks:
voices = t.get_voices()
if ((t.name and prev and prev.name)
and t.name.split(':')[0] == prev.name.split(':')[0]):
# staves[-1].voices += voices
# all global track events first
staves[-1].voices = ([staves[-1].voices[0]] + [voices[0]] +
staves[-1].voices[1:] + voices[1:])
else:
staves.append(Staff(t))
prev = t
tag = '%% Lily was here -- automatically converted by %s from %s' % (
program_name, in_file)
s = tag
s += r'''
\version "2.14.0"
'''
s += r'''
\layout {
\context {
\Voice
\remove "Note_heads_engraver"
\consists "Completion_heads_engraver"
\remove "Rest_engraver"
\consists "Completion_rest_engraver"
}
}
'''
for i in global_options.include_header:
s += '\n%% included from %(i)s\n' % locals()
s += open(i).read()
if s[-1] != '\n':
s += '\n'
s += '% end\n'
for i, t in enumerate(staves):
s += t.dump(i)
s += '\n\\score {\n <<\n'
control_track = False
i = 0
for i, staff in enumerate(staves):
track_name = get_track_name(i)
item = track_first_item(staff.voices)
staff_name = track_name
context = None
if not i and not item and len(staves) > 1:
control_track = track_name
continue
elif (item and item.__class__ == Note):
context = 'Staff'
if control_track:
s += ' \\context %(context)s=%(staff_name)s \\%(control_track)s\n' % locals(
)
elif item and item.__class__ == Text:
context = 'Lyrics'
if context:
s += ' \\context %(context)s=%(staff_name)s \\%(track_name)s\n' % locals(
)
s = s + ''' >>
\layout {}
\midi {}
}
'''
if not global_options.quiet:
progress(_("%s output to `%s'...") % ('LY', out_file))
if out_file == '-':
handle = sys.stdout
else:
handle = open(out_file, 'w')
handle.write(s)
handle.close()
def read_midi (file):
import midi
return midi.parse (open (file).read ())
def convert_midi (in_file, out_file):
global midi
import midi
global clocks_per_1, clocks_per_4, key
global start_quant_clocks
global duration_quant_clocks
global allowed_tuplet_clocks
global time
str = open (in_file, 'rb').read ()
clocks_max = bar_max * clocks_per_1 * 2
midi_dump = midi.parse (str, clocks_max)
clocks_per_1 = midi_dump[0][1]
clocks_per_4 = clocks_per_1 / 4
time = Time (4, 4)
if global_options.start_quant:
start_quant_clocks = clocks_per_1 / global_options.start_quant
if global_options.duration_quant:
duration_quant_clocks = clocks_per_1 / global_options.duration_quant
allowed_tuplet_clocks = []
for (dur, num, den) in global_options.allowed_tuplets:
allowed_tuplet_clocks.append (clocks_per_1 / dur * num / den)
if global_options.verbose:
print 'allowed tuplet clocks:', allowed_tuplet_clocks
tracks = [create_track (t) for t in midi_dump[1]]
# urg, parse all global track events, such as Key first
# this fixes key in different voice/staff problem
for t in tracks:
t.music = t.parse ()
prev = None
staves = []
for t in tracks:
voices = t.get_voices ()
if ((t.name and prev and prev.name)
and t.name.split (':')[0] == prev.name.split (':')[0]):
# staves[-1].voices += voices
# all global track events first
staves[-1].voices = ([staves[-1].voices[0]]
+ [voices[0]]
+ staves[-1].voices[1:]
+ voices[1:])
else:
staves.append (Staff (t))
prev = t
tag = '%% Lily was here -- automatically converted by %s from %s' % ( program_name, in_file)
s = tag
s += r'''
\version "2.14.0"
'''
s += r'''
\layout {
\context {
\Voice
\remove "Note_heads_engraver"
\consists "Completion_heads_engraver"
\remove "Rest_engraver"
\consists "Completion_rest_engraver"
}
}
'''
for i in global_options.include_header:
s += '\n%% included from %(i)s\n' % locals ()
s += open (i).read ()
if s[-1] != '\n':
s += '\n'
s += '% end\n'
for i, t in enumerate (staves):
s += t.dump (i)
s += '\n\\score {\n <<\n'
control_track = False
i = 0
for i, staff in enumerate (staves):
track_name = get_track_name (i)
item = track_first_item (staff.voices)
staff_name = track_name
context = None
if not i and not item and len (staves) > 1:
control_track = track_name
continue
elif (item and item.__class__ == Note):
context = 'Staff'
if control_track:
s += ' \\context %(context)s=%(staff_name)s \\%(control_track)s\n' % locals ()
elif item and item.__class__ == Text:
context = 'Lyrics'
if context:
s += ' \\context %(context)s=%(staff_name)s \\%(track_name)s\n' % locals ()
s = s + ''' >>
\layout {}
\midi {}
}
'''
if not global_options.quiet:
progress (_ ("%s output to `%s'...") % ('LY', out_file))
if out_file == '-':
handle = sys.stdout
else:
handle = open (out_file, 'w')
handle.write (s)
handle.close ()
#!@PYTHON@
import sys
import midi
(h, tracks) = midi.parse(open(sys.argv[1]).read())
tracks = tracks[1:]
for t in tracks:
for e in t:
print e
#!@PYTHON@
import sys
import midi
(h,tracks) = midi.parse (open (sys.argv[1]).read ())
tracks = tracks[1:]
for t in tracks:
for e in t:
print e
