def parse(self, fname, **kwargs):
hdlr= MidiToScore(print_warnings=self.print_warnings)
midi_in = MidiInFile(hdlr, fname)
midi_in.read()
res= hdlr.score
for instrument, notes in res.notes_per_instrument.iteritems():
# to_insert :: [(index, note)]
notes.sort(key=lambda x:x.start)
to_insert=[]
prev_next_iter= izip(notes, islice(notes, 1, len(notes)))
for i, (prev, next) in enumerate(prev_next_iter):
# es que hubo un silencio
if prev.start + prev.duration+1 < next.start:
start= prev.start+prev.duration
duration= next.start - start
n= Silence(start, duration)
# el metodo insert inserta *antes* del indice que le pasaste la nota
to_insert.append((i+1, n))
for i in xrange(len(to_insert)-1, -1, -1):
pos, note= to_insert[i]
notes.insert(pos, note)
#if notes[0].start > 0:
# notes.insert(0, Silence(0, notes[0].start))
# si todos los intrumentos empiezan tarde, muevo todo para atras
offset= min(res.notes_per_instrument.itervalues(), key=lambda x:x[0].start)[0].start
return res
from midistuff.writers.to_score import MidiToScore
from midistuff.readers.MidiInFile import MidiInFile
from sys import argv
infile=argv[1]
if len(argv) > 2:
outfile= argv[2]
else:
outfile= 'pepe.mid'
#midi_in = midi.MidiInFile.MidiInFile(midi.MidiToText.MidiToText(), infile)
hdlr= MidiToScore()
midi_in = MidiInFile(hdlr, infile)
midi_in.read()
hdlr.score.to_midi(outfile)
from sys import argv test_file = argv[1] # do parsing from midistuff.readers.MidiInFile import MidiInFile from midistuff.writers.MidiToText import MidiToText # the event handler midiIn = MidiInFile(MidiToText(), test_file) midiIn.read()
