72 lines
1.9 KiB
Python
72 lines
1.9 KiB
Python
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from __future__ import print_function
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import sys
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import re
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import time
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import mido
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from mido import Message
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def test_midi_in(port):
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expected_messages_count=0
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while expected_messages_count < 7:
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for message in port.iter_pending():
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if message.type in ('note_on', 'note_off', 'program_change', 'sysex'):
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yield message
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expected_messages_count+=1
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time.sleep(0.1)
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def test_midi_loopback(input_port):
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expected_messages_count=0
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while expected_messages_count < 1:
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for message in input_port.iter_pending():
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print('Test MIDI OUT loopback received {}'.format(message.hex()))
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expected_messages_count+=1
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def test_midi_out_loopback(output_port,input_port):
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print("Test MIDI OUT loopback")
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output_port.send(Message('program_change', program=1))
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test_midi_loopback(input_port)
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output_port.send(Message('note_on', note=21))
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test_midi_loopback(input_port)
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output_port.send(Message('note_off', note=21))
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test_midi_loopback(input_port)
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output_port.send(Message('sysex', data=[0x7E,0x7F,0x09,0x01]))
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test_midi_loopback(input_port)
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output_port.send(Message('sysex', data=[0x7F,0x7F,0x04,0x01,0x7F,0x7F]))
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test_midi_loopback(input_port)
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output_port.send(Message('sysex', data=[0x41,0x10,0x42,0x12,0x40,0x00,0x7F,0x00,0x41]))
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test_midi_loopback(input_port)
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output_port.send(Message('sysex', data=[0x41,0x10,0x42,0x12,0x40,0x00,0x04,0x7F,0x3D]))
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test_midi_loopback(input_port)
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portname=""
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while portname=="":
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print("Wait for MIDI IN plug ...")
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for name in mido.get_input_names():
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matchObj = re.match( r'Mbed', name)
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if matchObj:
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portname=name
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time.sleep( 1 )
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try:
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input_port = mido.open_input(portname)
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output_port = mido.open_output(portname)
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print('Using {}'.format(input_port))
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print("Test MIDI IN")
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for message in test_midi_in(input_port):
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print('Test MIDI IN received {}'.format(message.hex()))
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test_midi_out_loopback(output_port,input_port)
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except KeyboardInterrupt:
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pass
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