57 lines
1.5 KiB
Python
57 lines
1.5 KiB
Python
import threading
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import subprocess
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import asyncio
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import os
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class OP25Handler: #(threading.Thread):
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def __init__(self):
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super().__init__()
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self.OP25Dir: str = "/home/pi/op25/op25/gr-op25_repeater/apps"
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self.OP25Proc = None
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self.Frequency = None
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def start(self) -> None:
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self.open_op25()
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def set_op25_parameters(self, _frequency):
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self.Frequency = _frequency
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def open_op25(self):
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if self.OP25Proc is not None:
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self.close_op25()
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print(f"Starting OP25")
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cwd = os.getcwd()
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print(cwd)
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os.chdir(self.OP25Dir)
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print(os.getcwd())
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self.OP25Proc = subprocess.Popen([f"./rx.py", "--args", "rtl", "-N", "LNA:49", "-s",
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"200000", "-o", "25600", "-U", "-f", f"{self.Frequency}e6", "-X", "-2",
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"-l" "http:0.0.0.0:8080"])
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os.chdir(cwd)
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def close_op25(self):
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print(f"Closing OP25")
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try:
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self.OP25Proc.kill()
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seconds_waited = 0
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while self.OP25Proc.poll() is None:
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# Terminate the process every 5 seconds
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if seconds_waited % 5 == 0:
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print("Terminating OP25")
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self.OP25Proc.terminate()
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asyncio.sleep(1000)
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print(f"Waited {seconds_waited} seconds")
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seconds_waited += 1
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except Exception as e:
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print(e)
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