building up scripts for presentation

Author: drowe67

script/test_2020x.sh

@@ -8,6 +8,7 @@ CODEC2_PATH=$HOME/codec2
 PATH=$PATH:$CODEC2_PATH/build_linux/src:$CODEC2_PATH/build_linux/misc
 FADING_DIR=$CODEC2_PATH/build_linux/unittest
 No_AWGN=-20
+No_AWGN_LOW=-17
 No_Multipath=-25
 serial=0
 compressor_gain=6
@@ -36,6 +37,10 @@ function run_sim_ssb() {
         channel_opt=""
         No=$No_AWGN
     fi
+    if [ "$channel" == "awgnlow" ]; then
+        channel_opt=""
+        No=$No_AWGN_LOW
+    fi
     if [ "$channel" == "mpp" ] || [ "$channel" == "mpd" ]; then
         channel_opt='--'${channel}
         No=$No_Multipath
@@ -78,6 +83,10 @@ function run_sim() {
         channel_opt=""
         No=$No_AWGN
     fi
+    if [ "$channel" == "awgnlow" ]; then
+        channel_opt=""
+        No=$No_AWGN_LOW
+    fi
     if [ "$channel" == "mpp" ] || [ "$channel" == "mpd" ]; then
         channel_opt='--'${channel}
         No=$No_Multipath
@@ -154,5 +163,10 @@ run_sim $SPEECH_IN_8k_RAW 700E clip awgn
 run_sim $SPEECH_IN_8k_RAW 700E clip mpp
 run_sim $SPEECH_IN_8k_RAW 700E clip mpd
 
+# Low SNR samples
+run_sim_ssb $SPEECH_IN_8k_RAW awgnlow
+run_sim $SPEECH_IN_8k_RAW 700E clip awgnlow
+run_sim $SPEECH_IN_16k_RAW 2020 clip awgnlow
+run_sim $SPEECH_IN_16k_RAW 2020A clip awgnlow indopt
 
 exit

unittest/ota_voice_auto.sh

@@ -1,8 +1,9 @@
 #!/usr/bin/env bash
 # ota_voice_auto.sh
 #
-# Run a single automated voice test, files are put in a time stamped directory, and summarised in single line
-# in the log file log_voice.txt.  Designed to be from cron.
+# Run a single automated voice test, files are put in a time stamped
+# directory, and summarised in single line in the log file
+# log_voice.txt.  Designed to be used from cron.
 
 # use crontab -e to edit cron for currrent user, sample entry:
 

unittest/ota_voice_summary.sh

@@ -2,11 +2,20 @@
 #
 # Summarise tests to date into one directory to allow easy browsing
 
+src=/home/david/Downloads/speech_orig_16k.wav
+length_src=$(sox $src -n stat 2>&1  | grep Length | sed -r 's/.*\:\s*//')
+
 dir=voice_summary
 mkdir -p ${dir}
 time_snr_files=$(find . -name time_snr.jpg | sort)
 p=$(pwd)
 serial=0
+
+echo "<table>"
+echo "<tr>"
+echo "<th>Serial</th><th>Mode</th><th>KiwiSDR</th><th>Rx</th><th>AnDV</th><th>DV</th><th>Spectrogram</th><th>SNR</th>"
+echo "</tr>"
+
 for f in $time_snr_files
 do
     d=$(echo $f | sed -r 's/\.\/(.*)\/time_snr.jpg/\1/')
@@ -40,10 +49,31 @@ do
     esac
     mode=$(head ${d}/log.txt -n 2 | tail -n 1)
     serial_str=$(printf "%04d" $serial)
-    echo $serial_str $d $sdr $mode
-    cp ${d}/spec.jpg ${dir}/${serial_str}_${d}_${sdr}_${mode}_spec.jpg
-    cp ${d}/time_snr.jpg ${dir}/${serial_str}_${d}_${sdr}_${mode}_time_snr.jpg
-    cp ${d}/rx.wav ${dir}/${serial_str}_${d}_${sdr}_${mode}_rx.wav
-    cp ${d}/rx_freedv.wav ${dir}/${serial_str}_${d}_${sdr}_${mode}_rx_freedv.wav
+    #echo $serial_str $d $sdr $mode
+    echo "<tr>"
+    echo "<td>$serial</td>"
+    echo "<td>$mode</td>"
+    echo "<td>$sdr</td>"
+
+    f=${dir}/${serial_str}_${d}_${sdr}_${mode}
+
+    cp ${d}/rx.wav ${f}_rx.wav
+    echo "<td><a href=\"${f}_rx.wav\">Rx</td>"
+
+    cp ${d}/rx_freedv.wav ${f}_rx_freedv.wav
+    echo "<td><a href=\"${f}_rx_freedv.wav\">AnDV</td>"       
+
+    length_f=$(sox ${f}_rx_freedv.wav -n stat 2>&1  | grep Length | sed -r 's/.*\:\s*//')
+    start_dv=$(python -c "print(${length_f}-${length_src}-2)")
+    sox ${d}/rx_freedv.wav ${f}_rx_freedv_dv.wav trim $start_dv $length_src
+    echo "<td><a href=\"${f}_rx_freedv_dv.wav\">DV</td>"    
+
+    cp ${d}/spec.jpg ${f}_spec.jpg
+    echo "<td><img src=\"${f}_spec.jpg\" width="200" height="200" /></td>"    
+    cp ${d}/time_snr.jpg ${f}_time_snr.jpg
+    echo "<td><img src=\"${f}_time_snr.jpg\" width="200" height="200" /></td>"    
+    echo "</tr>"
     serial=$((serial + 1))
 done   
+
+echo "</table>"

unittest/ota_voice_test.sh

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# ota_test.sh
+# ota_voice_test.sh
 #
 # Automated Over The Air (OTA) voice test for FreeDV HF voice modes
 #
@@ -10,10 +10,11 @@
 #      sudo adduser david dialout
 # 4. To test rigctl:
 #      echo "m" | rigctl -m 361 -r /dev/ttyUSB0
-# 5. Sample command line:
+# 5. Adjust Tx drive so ALC is just being tickled, set desired RF power:
+# ../build_linux/src/freedv_tx 2020 ~/Downloads/speech_orig_16k.wav - | aplay -f S16_LE --device="plughw:CARD=CODEC,DEV=0"
+# 6. Sample command line:
 #      ./ota_voice_test.sh ~/Downloads/speech_orig_16k.wav -m 700E -i ~/Downloads/vk5dgr_testing_8k.wav sdr.ironstonerange.com -p 8074
 
-set -x
 MY_PATH=`dirname $0`
 BUILD_PATH=`echo $MY_PATH/../build_*/src`
 PATH=${PATH}:${BUILD_PATH}:${HOME}/kiwiclient
@@ -76,6 +77,7 @@ function run_rigctl {
     echo $command | rigctl -m $model -r $serialPort > /dev/null
     if [ $? -ne 0 ]; then
         echo "Can't talk to Tx"
+        clean_up
         exit 1
     fi
 }
@@ -286,6 +288,13 @@ if [ `uname` == "Darwin" ]; then
 else
     aplay --device="${soundDevice}" -f S16_LE tx.raw 2>/dev/null
 fi
+if [ $? -ne 0 ]; then
+    run_rigctl "\\set_ptt 0" $model
+    clean_up
+    echo "Problem running aplay!"
+    echo "Is ${soundDevice} configured as the default sound device in Settings-Sound?"
+    exit 1
+fi
 run_rigctl "\\set_ptt 0" $model
 
 if [ $tx_only -eq 0 ]; then