def testTuning(self): MyMIDI = MIDIFile(1) MyMIDI.changeNoteTuning(0, [(1, 440), (2, 880)]) MyMIDI.close() self.assertEquals(MyMIDI.tracks[0].MIDIEventList[0].type, 'UniversalSysEx') self.assertEquals(get_byte(MyMIDI, 0, 0), 0x00) self.assertEquals(get_byte(MyMIDI, 0, 1), 0xf0) self.assertEquals(get_byte(MyMIDI, 0, 2), 15) self.assertEquals(get_byte(MyMIDI, 0, 3), 0x7E) self.assertEquals(get_byte(MyMIDI, 0, 4), 0x7F) self.assertEquals(get_byte(MyMIDI, 0, 5), 0x08) self.assertEquals(get_byte(MyMIDI, 0, 6), 0x02) self.assertEquals(get_byte(MyMIDI, 0, 7), 0x00) self.assertEquals(get_byte(MyMIDI, 0, 8), 0x2) self.assertEquals(get_byte(MyMIDI, 0, 9), 0x1) self.assertEquals(get_byte(MyMIDI, 0, 10), 69) self.assertEquals(get_byte(MyMIDI, 0, 11), 0) self.assertEquals(get_byte(MyMIDI, 0, 12), 0) self.assertEquals(get_byte(MyMIDI, 0, 13), 0x2) self.assertEquals(get_byte(MyMIDI, 0, 14), 81) self.assertEquals(get_byte(MyMIDI, 0, 15), 0) self.assertEquals(get_byte(MyMIDI, 0, 16), 0) self.assertEquals(get_byte(MyMIDI, 0, 17), 0xf7)
class Midi(object): def __init__(self, number_tracks=1, tempo=60, instrument=0, channel=None): """ instrument: can be an integer or a list channel: can be an integer or a list """ self.number_tracks = number_tracks self.midi_data = MIDIFile(number_tracks) for track in range(number_tracks): self.midi_data.addTrackName(track, 0, "Track {0}".format(track)) self.midi_data.addTempo(track, 0, tempo) instr = instrument[track] if isinstance(instrument, list) else instrument if channel is None: _channel = track elif isinstance(channel, list): _channel = channel[track] else: _channel = channel self.midi_data.addProgramChange(track, _channel, 0, instr) def seq_chords(self, seqlist, track=0, time=0, channel=None): if track + 1 > self.number_tracks: raise MidiError("You are trying to use more tracks than we have.") _channel = channel if channel is not None else track for item in seqlist: if isinstance(item, NoteSeq): volume = item[0].volume dur = item[0].midi_dur for note in item: self.midi_data.addNote(track, _channel, note.midi_number, time, dur, volume) time += dur elif isinstance(item, Rest): time += item.midi_dur else: raise MidiError("The input should be a list of NoteSeq but yours is a {0}: {1}".format(type(seqlist), seqlist)) return time def seq_notes(self, noteseq, track=0, time=0, channel=None): if track + 1 > self.number_tracks: raise MidiError("You are trying to use more tracks than we have.") _channel = channel if channel is not None else track for note in noteseq: if isinstance(note, Note): #print note.midi_number, track self.midi_data.addNote(track, _channel, note.midi_number, time, note.midi_dur, note.volume) else: # we ignore the rests pass time += note.midi_dur return time def change_tuning(self, track, tunings, real_time=False, tuning_program=0): self.midi_data.changeNoteTuning(track, tunings, realTime=real_time, tuningProgam=tuning_program) def write(self, filename): if isinstance(filename, str): with open(filename, 'wb') as midifile: self.midi_data.writeFile(midifile) else: self.midi_data.writeFile(filename)
class Midi(object): def __init__(self, number_tracks=1, tempo=60, instrument=0, channel=None): """ instrument: can be an integer or a list channel: can be an integer or a list """ self.number_tracks = number_tracks self.midi_data = MIDIFile(number_tracks) for track in range(number_tracks): self.midi_data.addTrackName(track, 0, "Track {0}".format(track)) self.midi_data.addTempo(track, 0, tempo) instr = instrument[track] if isinstance(instrument, list) else instrument if channel is None: _channel = track elif isinstance(channel, list): _channel = channel[track] else: _channel = channel self.midi_data.addProgramChange(track, _channel, 0, instr) def seq_chords(self, seqlist, track=0, time=0, channel=None): if track + 1 > self.number_tracks: raise MidiError("You are trying to use more tracks than we have.") _channel = channel if channel is not None else track for item in seqlist: if isinstance(item, NoteSeq): volume = item[0].volume dur = item[0].midi_dur for note in item: self.midi_data.addNote(track, _channel, note.midi_number, time, dur, volume) time += dur elif isinstance(item, Rest): time += item.midi_dur else: raise MidiError( "The input should be a list of NoteSeq but yours is a {0}: {1}" .format(type(seqlist), seqlist)) return time def seq_notes(self, noteseq, track=0, time=0, channel=None): if track + 1 > self.number_tracks: raise MidiError("You are trying to use more tracks than we have.") _channel = channel if channel is not None else track for note in noteseq: if isinstance(note, Note): #print note.midi_number, track self.midi_data.addNote(track, _channel, note.midi_number, time, note.midi_dur, note.volume) else: # we ignore the rests pass time += note.midi_dur return time def change_tuning(self, track, tunings, real_time=False, tuning_program=0): self.midi_data.changeNoteTuning(track, tunings, realTime=real_time, tuningProgam=tuning_program) def write(self, filename): if isinstance(filename, str): with open(filename, 'wb') as midifile: self.midi_data.writeFile(midifile) else: self.midi_data.writeFile(filename)