kopia lustrzana https://git.code.sf.net/p/tinypythonpanadapter/code
165 wiersze
7.7 KiB
Python
Executable File
165 wiersze
7.7 KiB
Python
Executable File
#!/usr/bin/env python
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# Program iq_opt.py - Handle program options and command line parameters.
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# Copyright (C) 2013-2014 Martin Ewing
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Contact the author by e-mail: aa6e@arrl.net
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#
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# Part of the iq.py program.
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# HISTORY
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# 01-04-2014 Initial release
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# 05-05-2014 Changed options
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# 05-31-2014 Si570 control (vs RTL control vs None [af])
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import optparse
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# This module handles command-line options.
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# Note options changed:
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# Add "skip", "REV", remove "RPI", "taking", "max_queue"
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# Add --SI570
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# Set up command line parser. (Use iq.py --help to see a formatted qlisting.)
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op = optparse.OptionParser()
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# Boolean options / modes.
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op.add_option("--FULLSCREEN", action="store_true", dest="fullscreen",
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help="Switch to full screen display.")
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op.add_option("--HAMLIB", action="store_true", dest="hamlib",
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help="use Hamlib to monitor/control rig frequency.")
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op.add_option("--LAGFIX", action="store_true", dest="lagfix",
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help="Special mode to fix PCM290x R/L offset.")
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op.add_option("--LCD4", action="store_true", dest="lcd4",
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help='Use 4" LCD instead of large screen')
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op.add_option("--RTL", action="store_true", dest="source_rtl",
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help="Set source to RTL-SDR")
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op.add_option("--SI570", action="store_true", dest="control_si570",
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help="Set freq control to Si570, not RTL or Hamlib")
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op.add_option("--REV", action="store_true", dest="rev_iq",
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help="Reverse I & Q to reverse spectrum display")
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op.add_option("--WATERFALL", action="store_true", dest="waterfall",
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help="Use waterfall display.")
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# Options with a parameter.
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op.add_option("--cpu_load_intvl", action="store", type="float", dest="cpu_load_interval",
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help="Seconds delay between CPU load calculations")
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op.add_option("--rate", action="store", type="int", dest="sample_rate",
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help="sample rate (Hz), eg 48000, 96000, or 1024000 or 2048000 (for rtl)")
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op.add_option("--hamlib_device", action="store", type="string", dest="hamlib_device",
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help="Hamlib serial port. Default /dev/ttyUSB0.")
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op.add_option("--hamlib_intvl", action="store", type="float", dest="hamlib_interval",
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help="Seconds delay between Hamlib operations")
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op.add_option("--hamlib_rig", action="store", type="int", dest="hamlib_rigtype",
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help="Hamlib rig type (int). Run 'rigctl --list' for possibilities. Default "
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"is 229 (Elecraft K3/KX3).")
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op.add_option("--index", action="store", type="int", dest="index",
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help="index of audio input card. Use pa.py to examine choices. Index -1 " \
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"selects default input device.")
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op.add_option("--lcd4_brightness", action="store", type="int", dest="lcd4_brightness",
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help="LCD4 display brightness 0 - 100")
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op.add_option("--n_buffers", action="store", type="int", dest="buffers",
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help="Number of FFT buffers in 'chunk', default 12")
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op.add_option("--pulse_clip", action="store", type="int", dest="pulse",
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help="pulse clipping threshold, default 10.")
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op.add_option("--rtl_freq", action="store", type="float", dest="rtl_frequency",
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help="Initial RTL operating frequency (float kHz)")
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op.add_option("--rtl_gain", action="store", type="int", dest="rtl_gain",
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help="RTL_SDR gain, default 0.")
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op.add_option("--si570_frequency", action="store", type="float", dest="si570_frequency",
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help="Si570 LO initial frequency, (float kHz)")
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op.add_option("--size", action="store", type="int", dest="size",
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help="size of FFT. Default is 512.")
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op.add_option("--skip", action="store", type="int", dest="skip",
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help="Skipping input data parameter >= 0")
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op.add_option("--sp_min", action="store", type="int", dest="sp_min",
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help="spectrum level, low end, dB")
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op.add_option("--sp_max", action="store", type="int", dest="sp_max",
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help="spectrum level, hi end, dB")
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op.add_option("--v_min", action="store", type="int", dest="v_min",
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help="palette level, low end, dB")
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op.add_option("--v_max", action="store", type="int", dest="v_max",
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help="palette level, hi end, dB")
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op.add_option("--waterfall_acc", action="store", type="int", dest="waterfall_accumulation",
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help="No. of spectra per waterfall line")
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op.add_option("--waterfall_palette", action="store", type="int", dest="waterfall_palette",
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help="Waterfall color palette (1 or 2)")
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# The following are the default values which are used if not specified in the
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# command line. You may want to edit them to be close to your normal operating needs.
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DEF_SAMPLE_RATE = 48000
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op.set_defaults(
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buffers = 12, # no. buffers in sample chunk (RPi-40)
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control_si570 = False, # normally, talk to RTL or Hamlib for freq info
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cpu_load_interval = 3.0, # cycle time for CPU monitor thread
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fullscreen = False, # Use full screen mode? (if not LCD4)
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hamlib = False, # Using Hamlib? T/F (RPi-False)
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hamlib_device = "/dev/ttyUSB0", # Device address for Hamlib I/O
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hamlib_interval = 1.0, # Wait between hamlib freq. checks (secs)
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hamlib_rigtype = 229, # Elecraft K3/KX3.
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index = -1, # index of audio device (-1 use default)
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lagfix = False, # Fix up PCM 290x bug
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lcd4 = False, # default large screen
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lcd4_brightness = 75, # brightness 0 - 100
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pulse = 10, # pulse clip threshold
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rev_iq = False, # Reverse I & Q
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rtl_frequency = 146.e6, # RTL center freq. Hz
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rtl_gain = 0, # auto
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sample_rate = DEF_SAMPLE_RATE, # (stereo) frames/second (Hz)
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si570_frequency = 7050.0, # initial freq. for Si570 LO.
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size = 384, # size of FFT --> freq. resolution
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skip = 0, # if not =0, skip some input data
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source_rtl = False, # Use sound card, not RTL-SDR input
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sp_min =-120, # dB relative to clipping, at bottom of grid
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sp_max =-20, # dB relative to clipping, at top of grid
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v_min =-120, # palette starts at this level
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v_max =-20, # palette ends at this level
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waterfall = False, # Using waterfall? T/F
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waterfall_accumulation = 4, # No. of spectra per waterfall line
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waterfall_palette = 2 # choose a waterfall color scheme
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)
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opt, args = op.parse_args()
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# This is an "option" that the user can't change.
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opt.ident = "IQ.PY v. 0.3.6 de AA6E"
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# 'source' refers to signal source (RTL or audio sound card)
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# 'control' refers to freq. readout/control (RTL, si570, or none)
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opt.control = "none"
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if opt.hamlib:
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opt.control = "hamlib"
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if opt.source_rtl:
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opt.source = "rtl"
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opt.control= "rtl"
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else:
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opt.source = "audio"
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if opt.control_si570:
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opt.control = "si570"
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# Change default Freq for RTL to an appropriate (legal) value (tnx KF3EB)
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# However, do not override user's --rate setting, if present.
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if opt.source_rtl and (opt.sample_rate == DEF_SAMPLE_RATE):
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opt.sample_rate = 1024000
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# Main module will use: options.opt to pick up this 'opt' instance.
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if __name__ == '__main__':
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print 'debug'
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