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import threading | ||
import mido | ||
from goofi.data import Data, DataType | ||
from goofi.node import Node | ||
from goofi.params import StringParam, IntParam, BoolParam | ||
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class MidiCCout(Node): | ||
def config_input_slots(): | ||
return { | ||
"cc1": DataType.ARRAY, | ||
"cc2": DataType.ARRAY, | ||
"cc3": DataType.ARRAY, | ||
"cc4": DataType.ARRAY, | ||
"cc5": DataType.ARRAY | ||
} | ||
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def config_output_slots(): | ||
return { | ||
"midi_status": DataType.STRING | ||
} | ||
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def config_params(): | ||
available_ports = mido.get_output_names() | ||
return { | ||
"MIDI": { | ||
"port_name": StringParam("", options=available_ports, doc="MIDI output port name"), | ||
"channel": IntParam(1, 1, 15, doc="MIDI channel"), | ||
"cc1": IntParam(1, 0, 127, doc="MIDI CC number for input 1"), | ||
"cc2": IntParam(2, 0, 127, doc="MIDI CC number for input 2"), | ||
"cc3": IntParam(3, 0, 127, doc="MIDI CC number for input 3"), | ||
"cc4": IntParam(4, 0, 127, doc="MIDI CC number for input 4"), | ||
"cc5": IntParam(5, 0, 127, doc="MIDI CC number for input 5") | ||
} | ||
} | ||
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def send_cc(self, outport, cc_number, value, channel): | ||
"""Send a MIDI CC message.""" | ||
# convert cc_number to int | ||
cc_number = int(cc_number) | ||
value = int(value) | ||
outport.send(mido.Message('control_change', control=cc_number, value=value, channel=channel)) | ||
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def process(self, cc1: Data, cc2: Data, cc3: Data, cc4: Data, cc5: Data): | ||
port_name = self.params.MIDI["port_name"].value | ||
channel = self.params.MIDI["channel"].value | ||
channel = channel - 1 # MIDI channels are 0-indexed | ||
cc_numbers = [ | ||
self.params.MIDI["cc1"].value, | ||
self.params.MIDI["cc2"].value, | ||
self.params.MIDI["cc3"].value, | ||
self.params.MIDI["cc4"].value, | ||
self.params.MIDI["cc5"].value | ||
] | ||
cc_data = [cc1, cc2, cc3, cc4, cc5] | ||
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outport = mido.open_output(port_name) if port_name != 'goofi' else self.goofi_port | ||
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alert_on = False | ||
try: | ||
threads = [] | ||
for i, data in enumerate(cc_data): | ||
if data is not None and len(data.data) > 0: | ||
for value in data.data: | ||
if value < 0 or value > 127: | ||
print(f'Value outside of MIDI 0-127 range: {value}') | ||
alert_on = True | ||
error_message = f'Value outside of MIDI 0-127 range: {value}' | ||
pass | ||
t = threading.Thread(target=self.send_cc, args=(outport, cc_numbers[i], value, channel)) | ||
t.start() | ||
threads.append(t) | ||
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for t in threads: | ||
t.join() | ||
finally: | ||
if port_name != 'goofi': | ||
outport.close() # Ensure that the MIDI port is closed when done | ||
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if alert_on: | ||
return { | ||
"midi_status": (f"CC messages sent with errors\n{error_message}", cc1.meta) | ||
} | ||
else: | ||
return { | ||
"midi_status": ("CC messages sent successfully", cc1.meta) | ||
} |