97 lines
3.5 KiB
Python
97 lines
3.5 KiB
Python
from owrx.source import SdrSource, SdrDeviceDescription
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from owrx.socket import getAvailablePort
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from owrx.property import PropertyDeleted
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import socket
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from owrx.command import Flag, Option
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from typing import List
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from owrx.form.input import Input, NumberInput, CheckboxInput
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class ConnectorSource(SdrSource):
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def __init__(self, id, props):
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self.controlSocket = None
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self.controlPort = getAvailablePort()
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super().__init__(id, props)
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def getCommandMapper(self):
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return (
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super()
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.getCommandMapper()
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.setMappings(
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{
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"samp_rate": Option("-s"),
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"tuner_freq": Option("-f"),
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"port": Option("-p"),
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"controlPort": Option("-c"),
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"device": Option("-d"),
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"iqswap": Flag("-i"),
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"rtltcp_compat": Option("-r"),
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"ppm": Option("-P"),
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"rf_gain": Option("-g"),
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}
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)
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)
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def sendControlMessage(self, changes):
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for prop, value in changes.items():
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if value is PropertyDeleted:
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value = None
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self.logger.debug("sending property change over control socket: {0} changed to {1}".format(prop, value))
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self.controlSocket.sendall("{prop}:{value}\n".format(prop=prop, value=value).encode())
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def onPropertyChange(self, changes):
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if self.monitor is None:
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return
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if (
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("center_freq" in changes or "lfo_offset" in changes)
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and "lfo_offset" in self.sdrProps
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and self.sdrProps["lfo_offset"] is not None
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):
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changes["center_freq"] = self.sdrProps["center_freq"] + self.sdrProps["lfo_offset"]
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changes.pop("lfo_offset", None)
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self.sendControlMessage(changes)
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def postStart(self):
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self.logger.debug("opening control socket...")
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self.controlSocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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self.controlSocket.connect(("localhost", self.controlPort))
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def stop(self):
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super().stop()
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if self.controlSocket:
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self.controlSocket.close()
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self.controlSocket = None
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def getControlPort(self):
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return self.controlPort
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def getCommandValues(self):
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values = super().getCommandValues()
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values["port"] = self.getPort()
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values["controlPort"] = self.getControlPort()
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return values
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class ConnectorDeviceDescription(SdrDeviceDescription):
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def getInputs(self) -> List[Input]:
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return super().getInputs() + [
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NumberInput(
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"rtltcp_compat",
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"Port for rtl_tcp compatible data",
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infotext="Activate an rtl_tcp compatible interface on the port number specified.<br />"
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+ "Note: Port is only available on the local machine, not on the network.<br />"
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+ "Note: IQ data may be degraded by the downsampling process to 8 bits.",
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),
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CheckboxInput(
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"iqswap",
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"Swap I and Q channels",
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infotext="Swapping inverts the spectrum, so this is useful in combination with an inverting mixer",
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),
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]
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def getDeviceOptionalKeys(self):
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return super().getDeviceOptionalKeys() + ["rtltcp_compat", "iqswap"]
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def getProfileOptionalKeys(self):
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return super().getProfileOptionalKeys() + ["iqswap"]
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