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authorandreas128 <Andreas>2017-09-23 20:29:35 +0200
committerandreas128 <Andreas>2017-09-23 20:29:35 +0200
commitebcd2418cfecd41b56b37454bab2551a5df7e25c (patch)
tree048c485da983813e56e31dd25740fead7b42f08c /dpd
parent1bcb57fb4ff8bda9fcab9be48bceff5f91f5826b (diff)
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Add apply_adapt_dumps to apply stored configs
Diffstat (limited to 'dpd')
-rwxr-xr-xdpd/apply_adapt_dumps.py194
1 files changed, 194 insertions, 0 deletions
diff --git a/dpd/apply_adapt_dumps.py b/dpd/apply_adapt_dumps.py
new file mode 100755
index 0000000..1013ce0
--- /dev/null
+++ b/dpd/apply_adapt_dumps.py
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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+#
+# DPD Calculation Engine, apply stored configuration.
+#
+# http://www.opendigitalradio.org
+# Licence: The MIT License, see notice at the end of this file
+
+"""This Python script is the main file for ODR-DabMod's DPD Computation Engine.
+This engine calculates and updates the parameter of the digital
+predistortion module of ODR-DabMod."""
+
+import datetime
+import os
+import matplotlib
+import glob
+import natsort
+matplotlib.use('GTKAgg')
+
+import logging
+
+dt = datetime.datetime.now().isoformat()
+logging_path = "/tmp/dpd_{}".format(dt).replace(".", "_").replace(":", "-")
+os.makedirs(logging_path)
+logging.basicConfig(format='%(asctime)s - %(module)s - %(levelname)s - %(message)s',
+ datefmt='%Y-%m-%d %H:%M:%S',
+ filename='{}/dpd.log'.format(logging_path),
+ filemode='w',
+ level=logging.DEBUG)
+
+# also log up to INFO to console
+console = logging.StreamHandler()
+console.setLevel(logging.INFO)
+# set a format which is simpler for console use
+formatter = logging.Formatter('%(asctime)s - %(module)s - %(levelname)s - %(message)s')
+# tell the handler to use this format
+console.setFormatter(formatter)
+# add the handler to the root logger
+logging.getLogger('').addHandler(console)
+
+import src.Measure as Measure
+import src.Model as Model
+import src.ExtractStatistic as ExtractStatistic
+import src.Adapt as Adapt
+import src.Agc as Agc
+import src.TX_Agc as TX_Agc
+import argparse
+
+import src.const
+import src.Symbol_align
+import src.Measure_Shoulders
+import src.MER
+
+parser = argparse.ArgumentParser(
+ description="DPD Computation Engine for ODR-DabMod")
+parser.add_argument('--port', default=50055, type=int,
+ help='port of DPD server to connect to (default: 50055)',
+ required=False)
+parser.add_argument('--rc-port', default=9400, type=int,
+ help='port of ODR-DabMod ZMQ Remote Control to connect to (default: 9400)',
+ required=False)
+parser.add_argument('--samplerate', default=8192000, type=int,
+ help='Sample rate',
+ required=False)
+parser.add_argument('--coefs', default='/tmp/poly.coef',
+ help='File with DPD coefficients, which will be read by ODR-DabMod',
+ required=False)
+parser.add_argument('--txgain', default=75,
+ help='TX Gain',
+ required=False,
+ type=int)
+parser.add_argument('--rxgain', default=30,
+ help='TX Gain',
+ required=False,
+ type=int)
+parser.add_argument('--digital_gain', default=1,
+ help='Digital Gain',
+ required=False,
+ type=float)
+parser.add_argument('--samps', default='81920', type=int,
+ help='Number of samples to request from ODR-DabMod',
+ required=False)
+parser.add_argument('--searchpath', default='./stored', type=str,
+ help='Path to search .pkl files with stored configuration'
+ 'for adapt',
+ required=False)
+parser.add_argument('-L', '--lut',
+ help='Use lookup table instead of polynomial predistorter',
+ action="store_true")
+
+cli_args = parser.parse_args()
+
+port = cli_args.port
+port_rc = cli_args.rc_port
+coef_path = cli_args.coefs
+digital_gain = cli_args.digital_gain
+txgain = cli_args.txgain
+rxgain = cli_args.rxgain
+num_req = cli_args.samps
+samplerate = cli_args.samplerate
+searchpath = cli_args.searchpath
+
+c = src.const.const(samplerate)
+SA = src.Symbol_align.Symbol_align(samplerate)
+MER = src.MER.MER(samplerate)
+MS = src.Measure_Shoulders.Measure_Shoulder(c, plot=False)
+
+meas = Measure.Measure(samplerate, port, num_req)
+extStat = ExtractStatistic.ExtractStatistic(c, plot=True)
+adapt = Adapt.Adapt(port_rc, coef_path)
+dpddata = adapt.get_predistorter()
+
+if cli_args.lut:
+ model = Model.Lut(c, plot=True)
+else:
+ model = Model.Poly(c, plot=True)
+adapt.set_predistorter(model.get_dpd_data())
+adapt.set_digital_gain(digital_gain)
+adapt.set_txgain(txgain)
+adapt.set_rxgain(rxgain)
+
+tx_gain = adapt.get_txgain()
+rx_gain = adapt.get_rxgain()
+digital_gain = adapt.get_digital_gain()
+
+dpddata = adapt.get_predistorter()
+if dpddata[0] == "poly":
+ coefs_am = dpddata[1]
+ coefs_pm = dpddata[2]
+ logging.info(
+ "TX gain {}, RX gain {}, dpd_coefs_am {},"
+ " dpd_coefs_pm {}, digital_gain {}".format(
+ tx_gain, rx_gain, coefs_am, coefs_pm, digital_gain
+ )
+ )
+elif dpddata[0] == "lut":
+ scalefactor = dpddata[1]
+ lut = dpddata[2]
+ logging.info(
+ "TX gain {}, RX gain {}, LUT scalefactor {},"
+ " LUT {}, digital_gain {}".format(
+ tx_gain, rx_gain, scalefactor, lut, digital_gain
+ )
+ )
+else:
+ logging.error("Unknown dpd data format {}".format(dpddata[0]))
+
+tx_agc = TX_Agc.TX_Agc(adapt, c)
+
+# Automatic Gain Control
+agc = Agc.Agc(meas, adapt, c)
+agc.run()
+
+import os
+paths = natsort.natsorted(glob.glob(searchpath + "/*.pkl"))
+print(paths)
+
+for i, path in enumerate(paths):
+ print(i, path)
+ adapt.load(path)
+ dpddata_after = adapt.get_predistorter()
+
+ coefs_am, coefs_pm = model.reset_coefs()
+ adapt.set_predistorter(("poly", coefs_am, coefs_pm))
+ print("Loaded configuration without pre-distortion")
+
+ raw_input("Key for pre-distortion ")
+ adapt.set_predistorter(dpddata_after)
+ print("Pre-distortion done")
+
+ raw_input("Key for next ")
+
+# The MIT License (MIT)
+#
+# Copyright (c) 2017 Andreas Steger
+# Copyright (c) 2017 Matthias P. Braendli
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.