neingeist
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arduinisten
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Python

import sys
sys.path.append("midi")
from MidiOutStream import MidiOutStream
from MidiInFile import MidiInFile
"""
This prints all note on events on midi channel 0
"""
class Transposer(MidiOutStream):
"Transposes all notes by 1 octave"
def note_on(self, channel=0, note=0x40, velocity=0x40):
if channel == 0:
print channel, note, velocity, self.rel_time()
event_handler = Transposer()
in_file = 'nevergoingtoU.mid'
midi_in = MidiInFile(event_handler, in_file)
midi_in.read()