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58 lines
1.6 KiB
58 lines
1.6 KiB
5 years ago
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#!/usr/bin/env python3
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import sys, argparse
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import time
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import threading
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import mido
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import serial
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drum_channels = [9]
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def serialreceive(ser):
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print("Serial running")
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while ser:
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try:
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line = ser.readline().decode()
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print(line)
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except Exception:
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pass
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def main(argv):
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inputfile = ''
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outputport = ''
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parser = argparse.ArgumentParser()
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parser.add_argument('-P', '--serialport', help="serial port to open", default="/dev/ttyUSB0")
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parser.add_argument('--with-drums', action="store_true", help="send percussion track 10")
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args = parser.parse_args()
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with serial.Serial(args.serialport, 115200, timeout=12) as ser:
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receivethread = threading.Thread(target=serialreceive, args=(ser,))
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receivethread.daemon = True
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receivethread.start()
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time.sleep(1)
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# portmidi = mido.Backend('mido.backends.portmidi')
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with mido.open_input() as mid:
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for msg in mid:
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time.sleep(msg.time)
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if not msg.is_meta:
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if msg.type == 'note_on' or msg.type == 'note_off' or msg.type == 'pitchwheel':
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if (not (msg.channel in drum_channels)) or args.with_drums:
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print(msg)
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ser.write(msg.bin())
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else:
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print("skipped percussion: " + str(msg))
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else:
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print("not sent: " + str(msg))
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if msg.type == 'program_change' and msg.program in [50,]:
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drum_channels.append(msg.channel)
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else:
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print("meta message: " + str(msg))
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print("EOF")
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print("done")
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print("serial closed")
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if __name__ == "__main__":
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main(sys.argv[1:])
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