76 lines
1.7 KiB
Python
76 lines
1.7 KiB
Python
import mido
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import time
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from threading import Thread
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import signal
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import sys
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class Note:
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def __init__(self, cmd, val, vel, delay):
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self.cmd = cmd
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self.val = val
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self.vel = vel
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self.delay = delay
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class Loop(Thread):
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def __init__ (self, ch):
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Thread.__init__(self)
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self.ch = ch
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self.keep = True
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self.time = 1
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self.seq = []
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def run(self):
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index = 0
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if len(self.seq) != 0:
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while self.keep:
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n = self.seq[index]
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msg = mido.Message(n.cmd, note = n.val, velocity = n.vel)
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outport.send(msg)
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time.sleep(n.delay * self.time)
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index = (index + 1)%len(self.seq)
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def terminateProcess(signalNumber, frame):
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for i in range(0, 127):
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msg = mido.Message('note_off', note = i, velocity = 0)
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outport.send(msg)
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print(' ')
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sys.exit()
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signal.signal(signal.SIGINT, terminateProcess)
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outport = mido.open_output()
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l = Loop(1)
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n1 = Note('note_on', 60, 100, 0.5)
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l.seq.append(n1)
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n2 = Note('note_off', 60, 0, 0.01)
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l.seq.append(n2)
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n3 = Note('note_on', 62, 100, 0.5)
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l.seq.append(n3)
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n4 = Note('note_off', 62, 0, 0.01)
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l.seq.append(n4)
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n5 = Note('note_on', 64, 100, 0.5)
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l.seq.append(n5)
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n6 = Note('note_off', 64, 0, 0.01)
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l.seq.append(n6)
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n7 = Note('note_on', 65, 100, 0.5)
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l.seq.append(n7)
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n8 = Note('note_off', 65, 0, 0.01)
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l.seq.append(n8)
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n9 = Note('note_on', 67, 100, 0.5)
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l.seq.append(n9)
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n10 = Note('note_off', 67, 0, 0.01)
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l.seq.append(n10)
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n11 = Note('note_on', 69, 100, 0.5)
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l.seq.append(n11)
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n12 = Note('note_off', 69, 0, 0.01)
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l.seq.append(n12)
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n13 = Note('note_on', 71, 100, 0.5)
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l.seq.append(n13)
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n14 = Note('note_off', 71, 0, 0.01)
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l.seq.append(n14)
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n15 = Note('note_on', 72, 100, 0.5)
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l.seq.append(n15)
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n16 = Note('note_off', 72, 0, 0.01)
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l.seq.append(n16)
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l.start()
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