kopia lustrzana https://github.com/projecthorus/radiosonde_auto_rx
441 wiersze
22 KiB
Python
441 wiersze
22 KiB
Python
#!/usr/bin/env python
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#
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# Run a set of files through a processing and decode chain, and handle the output.
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#
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# Copyright (C) 2018 Mark Jessop <vk5qi@rfhead.net>
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# Released under GNU GPL v3 or later
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#
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# Refer to the README.md in this directory for instructions on use.
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#
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import glob
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import argparse
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import os
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import sys
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import time
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import subprocess
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# Dictionary of available processing types.
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processing_type = {
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# RS41 Decoding
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'rs41_csdr': {
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# Decode a RS41 using a CSDR processing chain to do FM demodulation
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# Decimate to 48 khz, filter, then demodulate.
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#'demod' : "| csdr fir_decimate_cc 2 0.005 HAMMING 2>/dev/null | csdr bandpass_fir_fft_cc -0.08 0.08 0.05 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -b 8 -t wav - 2>/dev/null| ",
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# Decimate to a 24 kHz channel, demod, then interpolate back up to 48 kHz.
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#'demod' : "| csdr fir_decimate_cc 4 0.005 HAMMING 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr rational_resampler_ff 2 1 0.005 HAMMING | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -b 8 -t wav - 2>/dev/null| ",
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# Decimate to a 12 khz channel, filter, demod, then interpolate back up to 48 kHz
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'demod' : "| csdr fir_decimate_cc 8 0.005 HAMMING 2>/dev/null | csdr bandpass_fir_fft_cc -0.3 0.3 0.05 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr rational_resampler_ff 4 1 0.005 HAMMING | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -b 8 -t wav - 2>/dev/null| ",
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# Decode using rs41ecc
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# Remove --ecc to see how much work the RS decoding is doing!
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'decode': "../rs41ecc --ptu --crc --ecc 2>/dev/null",
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# Count the number of telemetry lines that have no bit errors
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"post_process" : " | grep 00000 | wc -l",
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'files' : "./generated/rs41*.bin"
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},
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# RS92 Decoding
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'rs92_csdr': {
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# Decode a RS92 using a CSDR processing chain to do FM demodulation
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# Decimate to 48 khz, filter to +/-4.8kHz, then demodulate. - WORKS BEST
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'demod' : "| csdr fir_decimate_cc 2 0.005 HAMMING 2>/dev/null | csdr bandpass_fir_fft_cc -0.10 0.10 0.05 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -b 8 -t wav - 2>/dev/null| ",
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# Decimate to a 24 kHz channel, demod, then interpolate back up to 48 kHz.
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#'demod' : "| csdr fir_decimate_cc 4 0.005 HAMMING 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr rational_resampler_ff 2 1 0.005 HAMMING | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -b 8 -t wav - 2>/dev/null| ",
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# Decimate to a 12 khz channel, demod, then interpolate back up to 48 kHz.
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#'demod' : "| csdr fir_decimate_cc 8 0.005 HAMMING 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr rational_resampler_ff 4 1 0.005 HAMMING | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -b 8 -t wav - 2>/dev/null| ",
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# Decode using rs92ecc
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'decode': "../rs92ecc -vx -v --crc --ecc --vel 2>/dev/null",
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# Count the number of telemetry lines.
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"post_process" : " | grep M2513116 | wc -l",
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'files' : "./generated/rs92*.bin"
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},
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# DFM Decoding
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'dfm_csdr': {
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# Decode a DFM using a CSDR processing chain to do FM demodulation
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# Decimate to 48 khz, filter to +/-6kHz, then demodulate.
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#'demod' : "| csdr fir_decimate_cc 2 0.005 HAMMING 2>/dev/null | csdr bandpass_fir_fft_cc -0.12 0.12 0.05 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -b 8 -t wav - 2>/dev/null| ",
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# Decimate to a 24 kHz channel, demod, then interpolate back up to 48 kHz.
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#'demod' : "| csdr fir_decimate_cc 4 0.005 HAMMING 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr rational_resampler_ff 2 1 0.005 HAMMING | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -b 8 -t wav - 2>/dev/null| ",
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# Decimate to a 12 khz channel, demod, then interpolate back up to 48 kHz. - WORKS BEST
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'demod' : "| csdr fir_decimate_cc 8 0.005 HAMMING 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr rational_resampler_ff 4 1 0.005 HAMMING | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -b 8 -t wav - 2>/dev/null| ",
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# Decode using rs41ecc
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'decode': "../dfm09ecc -vv --ecc --json --dist --auto 2>/dev/null",
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# Count the number of telemetry lines.
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"post_process" : " | grep frame | wc -l",
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'files' : "./generated/dfm*.bin"
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},
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# M10 Radiosonde decoding.
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'm10_csdr': {
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# M10 Decoding
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# Use a CSDR processing chain to do FM demodulation
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# Decimate to 48 khz, filter, then demodulate. - WORKS BEST
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'demod' : "| csdr fir_decimate_cc 2 0.005 HAMMING 2>/dev/null | csdr bandpass_fir_fft_cc -0.23 0.23 0.05 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -b 8 -t wav - 2>/dev/null| ",
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# Decimate to a 24 kHz channel, demod, then interpolate back up to 48 kHz.
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#'demod' : "| csdr fir_decimate_cc 4 0.005 HAMMING 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr rational_resampler_ff 2 1 0.005 HAMMING | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -b 8 -t wav - 2>/dev/null| ",
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# Decode using rs41ecc
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'decode': "../m10 -b -b2 2>/dev/null",
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# Count the number of telemetry lines.
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"post_process" : "| wc -l",
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'files' : "./generated/m10*.bin"
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},
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# rs_detect - Sonde Detection.
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# Current approach in auto_rx uses rtl_fm with a 22 khz sample rate (channel bw?) setting,
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# then resamples up to 48 khz sampes to feed into rs_detect.
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#
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'rs_detect_csdr': {
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# Use a CSDR processing chain to do FM demodulation
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# Using a ~22kHz wide filter, and 20 Hz high-pass
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# Decimate to 48 khz, filter to ~22 kHz BW, then demod.
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# rs_detect seem to like this better than the decimation approach.
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#'demod' : "| csdr fir_decimate_cc 2 0.005 HAMMING 2>/dev/null | csdr bandpass_fir_fft_cc -0.23 0.23 0.05 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -t wav - highpass 20 2>/dev/null| ",
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# Decimate to 24 khz before passing into the FM demod. This is roughly equivalent to rtl_fm -r 22k
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'demod' : "| csdr fir_decimate_cc 4 0.005 HAMMING 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr rational_resampler_ff 2 1 0.005 HAMMING | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -t wav - highpass 20 2>/dev/null| ",
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# Decode using rs41ecc
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'decode': "../rs_detect -z -t 8 2> /dev/null",
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# Grep out the line containing the detected sonde type.
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"post_process" : " | grep found",
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'files' : "./generated/*.bin"
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},
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# dft_detect - Sonde detection using DFT correlation
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#
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'dft_detect_csdr': {
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# Use a CSDR processing chain to do FM demodulation
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# Filter to 22 khz channel bandwidth, then demodulate.
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#'demod' : "| csdr fir_decimate_cc 2 0.005 HAMMING 2>/dev/null | csdr bandpass_fir_fft_cc -0.23 0.23 0.05 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -t wav - 2>/dev/null| ",
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# Decimate to a 24 kHz bandwidth, demodulator, then interpolate back up to 48 kHz.
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'demod' : "| csdr fir_decimate_cc 4 0.005 HAMMING 2>/dev/null | csdr fmdemod_quadri_cf | csdr limit_ff | csdr rational_resampler_ff 2 1 0.005 HAMMING | csdr convert_f_s16 | sox -t raw -r 48k -e signed-integer -b 16 -c 1 - -r 48000 -t wav - highpass 20 2>/dev/null| ",
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# Decode using rs41ecc
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'decode': "../dft_detect 2>/dev/null",
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# Grep out the line containing the detected sonde type.
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"post_process" : " | grep \:",
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'files' : "./generated/*.bin"
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},
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# #
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# # FSK-DEMOD DECODING
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# #
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# # RS41 Decoding
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# 'rs41_fsk_demod': {
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# # Shift up to ~24 khz, and then pass into fsk_demod.
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# 'demod' : "| csdr shift_addition_cc 0.25 2>/dev/null | csdr convert_f_s16 | ../bin/fsk_demod --cs16 -b 1 -u 45000 2 96000 4800 - - 2>/dev/null | python ../bin/bit_to_samples.py 48000 4800 | sox -t raw -r 48k -e unsigned-integer -b 8 -c 1 - -r 48000 -b 8 -t wav - 2>/dev/null| ",
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# # Decode using rs41ecc
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# 'decode': "../rs41ecc --ecc --ptu --crc 2>/dev/null",
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# # Count the number of telemetry lines.
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# "post_process" : " | grep 00000 | wc -l",
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# 'files' : "./generated/rs41*"
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# },
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# # RS92 Decoding
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# 'rs92_fsk_demod': {
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# # Not currently working - need to resolve segfault in dfk_demod when using 96 kHz Fs ans 2400 Rb
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# # Shift up to ~24 khz, and then pass into fsk_demod.
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# 'demod' : "| csdr shift_addition_cc 0.25 2>/dev/null | csdr convert_f_s16 | ../bin/fsk_demod --cs16 -b 1 -u 45000 2 96000 2400 - - 2>/dev/null | python ../bin/bit_to_samples.py 48000 2400 | sox -t raw -r 48k -e unsigned-integer -b 8 -c 1 - -r 48000 -b 8 -t wav - 2>/dev/null| ",
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# # Decode using rs41ecc
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# 'decode': ".../rs92ecc -vx -v --crc --ecc --vel 2>/dev/null",
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# # Count the number of telemetry lines.
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# "post_process" : " | grep M2513116 | wc -l",
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# 'files' : "./generated/rs92*"
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# },
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# 'm10_fsk_demod': {
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# # Not currently working due to weird baud rate (9614). Doesnt work even with fractional resampling (slow down signal to make it appear to be 9600 baud).
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# # Shift up to ~24 khz, and then pass into fsk_demod.
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# 'demod' : "| csdr shift_addition_cc 0.25 2>/dev/null | csdr convert_f_s16 | ../bin/tsrc - - 0.99854 -c | ../bin/fsk_demod --cs16 -b 1 -u 45000 2 96000 9600 - - 2>/dev/null | python ../bin/bit_to_samples.py 48000 9600 | sox -t raw -r 48k -e unsigned-integer -b 8 -c 1 - -r 48000 -b 8 -t wav - 2>/dev/null| ",
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# 'decode': "../m10 -b -b2 2>/dev/null",
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# # Count the number of telemetry lines.
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# "post_process" : "| wc -l",
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# 'files' : "./generated/m10"
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# },
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}
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#
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# RTL-FM DECODING - (Baselining of existing decode performance)
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#
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# NOTE: This requires tsrc (from codec2-dev/unittest) and Viproz's hacked rtl_fm to work.
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# Viproz's rtl_fm is available from here: https://github.com/Viproz/rtl-sdr/
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# Build this, but do NOT install it. Instead, copy the rtl_fm from build/src to the *this* directory, and re-name it to rtl_fm_stdin
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# You still need a RTLSDR connected to be able to run this.
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#
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#
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# tsrc is available at http://svn.code.sf.net/p/freetel/code/codec2-dev/misc/tsrc.c
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# HOWEVER there is a bug which makes it neglect the -c (complex) option.
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# Change line 59 to read: int channels = 2;
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# and compile with gcc tsrc.c -o tsrc -lm -lsamplerate
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# Then copy this file to *this* directory.
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#
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# The decoder commands for these are generated based on the rtl_fm output sample rate.
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# The input samples, which are in complex float IQ format, are shifted in frequency to where rtl_fm
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# expects them to be, and are also resampled to match rtl_fm's desired input rate.
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#
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_sample_fs = 96000.0 # Sample rate of input. Always 96k at the moment.
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# RS41
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_fm_rate = 15000
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_decode_timeout = 15
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# Calculate the necessary conversions
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_rtlfm_oversampling = 8.0 # Viproz's hacked rtl_fm oversamples by 8x.
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_shift = -2.0*_fm_rate/_sample_fs # rtl_fm tunes 'up' by rate*2, so we need to shift the signal down by this amount.
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_resample = (_fm_rate*_rtlfm_oversampling)/_sample_fs
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if _resample != 1.0:
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# We will need to resample.
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_resample_command = "csdr convert_f_s16 | ./tsrc - - %.4f | csdr convert_s16_f |" % _resample
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_shift = (-2.0*_fm_rate)/(_sample_fs*_resample)
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else:
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_resample_command = ""
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_demod_command = "| %s csdr shift_addition_cc %.5f 2>/dev/null | csdr convert_f_u8 |" % (_resample_command, _shift)
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_demod_command += " timeout %d ./rtl_fm_stdin -M fm -f 401000000 -F9 -s %d 2>/dev/null|" % (_decode_timeout, int(_fm_rate))
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_demod_command += " sox -t raw -r %d -e s -b 16 -c 1 - -r 48000 -b 8 -t wav - lowpass 2600 2>/dev/null |" % int(_fm_rate)
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processing_type['rs41_rtlfm'] = {
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# Shift signal to -30 kHz, resample to 120 kHz, (8x 15 khz output rate), then convert to u8 before passing into rtl_fm_stdin.
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# Currently using a timeout to kill rtl_fm as it doesnt notice the end of the incoming samples.
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'demod': _demod_command,
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# Decode using rs41ecc
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'decode': "../rs41ecc --ptu --crc --ecc 2>/dev/null",
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# Count the number of telemetry lines.
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"post_process" : " | grep 00000 | wc -l",
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'files' : "./generated/rs41*.bin"
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}
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# RS92
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_fm_rate = 12000
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_decode_timeout = 15
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# Calculate the necessary conversions
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_rtlfm_oversampling = 8.0 # Viproz's hacked rtl_fm oversamples by 8x.
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_shift = -2.0*_fm_rate/_sample_fs # rtl_fm tunes 'up' by rate*2, so we need to shift the signal down by this amount.
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_resample = (_fm_rate*_rtlfm_oversampling)/_sample_fs
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if _resample != 1.0:
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# We will need to resample.
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_resample_command = "csdr convert_f_s16 | ./tsrc - - %.4f | csdr convert_s16_f |" % _resample
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_shift = (-2.0*_fm_rate)/(_sample_fs*_resample)
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else:
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_resample_command = ""
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_demod_command = "| %s csdr shift_addition_cc %.5f 2>/dev/null | csdr convert_f_u8 |" % (_resample_command, _shift)
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_demod_command += " timeout %d ./rtl_fm_stdin -M fm -f 401000000 -F9 -s %d 2>/dev/null|" % (_decode_timeout, int(_fm_rate))
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_demod_command += " sox -t raw -r %d -e s -b 16 -c 1 - -r 48000 -b 8 -t wav - lowpass 2500 highpass 20 2>/dev/null |" % int(_fm_rate)
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processing_type['rs92_rtlfm'] = {
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'demod': _demod_command,
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# Decode using rs92ecc
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'decode': "../rs92ecc -vx -v --crc --ecc --vel 2>/dev/null",
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# Count the number of telemetry lines.
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"post_process" : " | grep M2513116 | wc -l",
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'files' : "./generated/rs92*.bin"
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}
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# DFM
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_fm_rate = 20000
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_decode_timeout = 15
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# Calculate the necessary conversions
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_rtlfm_oversampling = 8.0 # Viproz's hacked rtl_fm oversamples by 8x.
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_shift = -2.0*_fm_rate/_sample_fs # rtl_fm tunes 'up' by rate*2, so we need to shift the signal down by this amount.
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_resample = (_fm_rate*_rtlfm_oversampling)/_sample_fs
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if _resample != 1.0:
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# We will need to resample.
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_resample_command = "csdr convert_f_s16 | ./tsrc - - %.4f | csdr convert_s16_f |" % _resample
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_shift = (-2.0*_fm_rate)/(_sample_fs*_resample)
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else:
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_resample_command = ""
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# For some reason the DFM sample breaks type conversion - multiplying it by 0.9 seems to fix it.
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_demod_command = "| csdr gain_ff 0.90 | %s csdr shift_addition_cc %.5f 2>/dev/null | csdr convert_f_u8 |" % (_resample_command, _shift)
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_demod_command += " timeout %d ./rtl_fm_stdin -M fm -f 401000000 -F9 -s %d 2>/dev/null|" % (_decode_timeout, int(_fm_rate))
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_demod_command += " sox -t raw -r %d -e s -b 16 -c 1 - -r 48000 -b 8 -t wav - highpass 20 lowpass 2000 2>/dev/null |" % int(_fm_rate)
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processing_type['dfm_rtlfm'] = {
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'demod': _demod_command,
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'decode': "../dfm09ecc -vv --ecc --json --dist --auto 2>/dev/null",
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# Count the number of telemetry lines.
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"post_process" : " | grep frame | wc -l",
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'files' : "./generated/dfm*.bin"
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}
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# M10
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_fm_rate = 22000
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_decode_timeout = 15
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# Calculate the necessary conversions
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_rtlfm_oversampling = 8.0 # Viproz's hacked rtl_fm oversamples by 8x.
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_shift = -2.0*_fm_rate/_sample_fs # rtl_fm tunes 'up' by rate*2, so we need to shift the signal down by this amount.
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_resample = (_fm_rate*_rtlfm_oversampling)/_sample_fs
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if _resample != 1.0:
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# We will need to resample.
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_resample_command = "csdr convert_f_s16 | ./tsrc - - %.4f | csdr convert_s16_f |" % _resample
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_shift = (-2.0*_fm_rate)/(_sample_fs*_resample)
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else:
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_resample_command = ""
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_demod_command = "| %s csdr shift_addition_cc %.5f 2>/dev/null | csdr convert_f_u8 |" % (_resample_command, _shift)
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_demod_command += " timeout %d ./rtl_fm_stdin -M fm -f 401000000 -F9 -s %d 2>/dev/null|" % (_decode_timeout, int(_fm_rate))
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_demod_command += " sox -t raw -r %d -e s -b 16 -c 1 - -r 48000 -b 8 -t wav - highpass 20 2>/dev/null |" % int(_fm_rate)
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processing_type['m10_rtlfm'] = {
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'demod': _demod_command,
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'decode': "../m10 -b -b2 2>/dev/null",
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# Count the number of telemetry lines.
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"post_process" : "| wc -l",
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'files' : "./generated/m10*.bin"
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}
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|
|
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# RS_Detect
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_fm_rate = 22000
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_decode_timeout = 15
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# Calculate the necessary conversions
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|
_rtlfm_oversampling = 8.0 # Viproz's hacked rtl_fm oversamples by 8x.
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_shift = -2.0*_fm_rate/_sample_fs # rtl_fm tunes 'up' by rate*2, so we need to shift the signal down by this amount.
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|
|
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_resample = (_fm_rate*_rtlfm_oversampling)/_sample_fs
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|
|
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if _resample != 1.0:
|
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# We will need to resample.
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_resample_command = "csdr convert_f_s16 | ./tsrc - - %.4f | csdr convert_s16_f |" % _resample
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_shift = (-2.0*_fm_rate)/(_sample_fs*_resample)
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else:
|
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_resample_command = ""
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|
|
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_demod_command = "| %s csdr shift_addition_cc %.5f 2>/dev/null | csdr convert_f_u8 |" % (_resample_command, _shift)
|
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_demod_command += " timeout %d ./rtl_fm_stdin -M fm -f 401000000 -F9 -s %d 2>/dev/null|" % (_decode_timeout, int(_fm_rate))
|
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_demod_command += " sox -t raw -r %d -e s -b 16 -c 1 - -r 48000 -b 8 -t wav - highpass 20 2>/dev/null |" % int(_fm_rate)
|
|
|
|
processing_type['rs_detect_rtlfm'] = {
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'demod': _demod_command,
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'decode': "../rs_detect -z -t 8 2> /dev/null",
|
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# Grep out the line containing the detected sonde type.
|
|
"post_process" : " | grep found",
|
|
'files' : "./generated/*.bin"
|
|
}
|
|
|
|
# DFT_Detect
|
|
_fm_rate = 22000
|
|
_decode_timeout = 15
|
|
# Calculate the necessary conversions
|
|
_rtlfm_oversampling = 8.0 # Viproz's hacked rtl_fm oversamples by 8x.
|
|
_shift = -2.0*_fm_rate/_sample_fs # rtl_fm tunes 'up' by rate*2, so we need to shift the signal down by this amount.
|
|
|
|
_resample = (_fm_rate*_rtlfm_oversampling)/_sample_fs
|
|
|
|
if _resample != 1.0:
|
|
# We will need to resample.
|
|
_resample_command = "csdr convert_f_s16 | ./tsrc - - %.4f | csdr convert_s16_f |" % _resample
|
|
_shift = (-2.0*_fm_rate)/(_sample_fs*_resample)
|
|
else:
|
|
_resample_command = ""
|
|
|
|
_demod_command = "| %s csdr shift_addition_cc %.5f 2>/dev/null | csdr convert_f_u8 |" % (_resample_command, _shift)
|
|
_demod_command += " timeout %d ./rtl_fm_stdin -M fm -f 401000000 -F9 -s %d 2>/dev/null|" % (_decode_timeout, int(_fm_rate))
|
|
_demod_command += " sox -t raw -r %d -e s -b 16 -c 1 - -r 48000 -b 8 -t wav - highpass 20 2>/dev/null |" % int(_fm_rate)
|
|
|
|
processing_type['dft_detect_rtlfm'] = {
|
|
'demod': _demod_command,
|
|
'decode': "../dft_detect 2>/dev/null",
|
|
# Grep out the line containing the detected sonde type.
|
|
"post_process" : " | grep \:",
|
|
'files' : "./generated/*.bin"
|
|
}
|
|
|
|
|
|
def run_analysis(mode, file_mask=None, shift=0.0, verbose=False, log_output = None):
|
|
|
|
|
|
_mode = processing_type[mode]
|
|
|
|
# If we are not supplied with a file mask, use the defaults.
|
|
if file_mask is None:
|
|
file_mask = _mode['files']
|
|
|
|
# Get the list of files.
|
|
_file_list = glob.glob(file_mask)
|
|
if len(_file_list) == 0:
|
|
print("No files found matching supplied path.")
|
|
return
|
|
|
|
# Sort the list of files.
|
|
_file_list.sort()
|
|
|
|
_first = True
|
|
|
|
# Calculate the frequency offset to apply, if defined.
|
|
_shiftcmd = "| csdr shift_addition_cc %.5f 2>/dev/null" % (shift/96000.0)
|
|
|
|
if log_output is not None:
|
|
_log = open(log_output,'w')
|
|
|
|
# Iterate over the files in the supplied list.
|
|
for _file in _file_list:
|
|
|
|
# Generate the command to run.
|
|
_cmd = "cat %s "%_file
|
|
|
|
# Add in an optional frequency error if supplied.
|
|
if shift != 0.0:
|
|
_cmd += _shiftcmd
|
|
|
|
# Add on the rest of the demodulation and decoding commands.
|
|
_cmd += _mode['demod'] + _mode['decode'] + _mode['post_process']
|
|
|
|
|
|
if _first:
|
|
print("Command: %s" % _cmd)
|
|
_first = False
|
|
|
|
# Run the command.
|
|
try:
|
|
_start = time.time()
|
|
_output = subprocess.check_output(_cmd, shell=True, stderr=None)
|
|
except:
|
|
_output = "error"
|
|
|
|
_runtime = time.time() - _start
|
|
|
|
_result = "%s, %s" % (os.path.basename(_file), _output.strip())
|
|
|
|
print(_result)
|
|
if log_output is not None:
|
|
_log.write(_result + '\n')
|
|
|
|
if verbose:
|
|
print("Runtime: %.1d" % _runtime)
|
|
|
|
if log_output is not None:
|
|
_log.close()
|
|
|
|
|
|
|
|
|
|
if __name__ == "__main__":
|
|
parser = argparse.ArgumentParser()
|
|
parser.add_argument("-m", "--mode", type=str, default="rs41_csdr", help="Operation mode.")
|
|
parser.add_argument("-f", "--files", type=str, default=None, help="Glob-path to files to run over.")
|
|
parser.add_argument("-v", "--verbose", action='store_true', default=False, help="Show additional debug info.")
|
|
parser.add_argument("--shift", type=float, default=0.0, help="Shift the signal-under test by x Hz. Default is 0.")
|
|
parser.add_argument("--batch", action='store_true', default=False, help="Run all tests, write results to results directory.")
|
|
args = parser.parse_args()
|
|
|
|
# Check the mode is valid.
|
|
if args.mode not in processing_type:
|
|
print("Error - invalid operating mode.")
|
|
print("Valid Modes: %s" % str(processing_type.keys()))
|
|
sys.exit(1)
|
|
|
|
|
|
if args.batch:
|
|
for _mode in processing_type:
|
|
_log_name = "./results/" + _mode + ".txt"
|
|
run_analysis(_mode, file_mask=None, shift=args.shift, verbose=args.verbose, log_output=_log_name)
|
|
else:
|
|
run_analysis(args.mode, args.files, shift=args.shift, verbose=args.verbose)
|