WSJT-X/lib/fer
Steven Franke 55f53f7349 Frame-error-rate script.
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@6228 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2015-12-06 04:43:39 +00:00

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#!/bin/bash
# jt65 end-to-end simulator. Run enough cases to get a given
# number of successful decodes or a given number of errors
nruns=0
ndecodes=0
ngood=0
nbad=0
snr=-23.0
while [ $[ $nruns - $ngood ] -lt 50 ]
#while [ $ngood -lt 100 ]
#while [ $nruns -lt 1000 ]
do
./jt65sim A 1 0.0 $snr 0.0 1 > /dev/null
decoded=$( ./jt65 -n 100000 -f 1500 -s 000000_0001.wav )
# echo $decoded
goodone=$( echo $decoded | grep "K1ABC" | wc -l )
nruns=$[$nruns+1]
if [ ! -z "$decoded" ]; then # if decoded string is not empty
ndecodes=$[$ndecodes+1]
if [ $goodone -eq 1 ] ; then
ngood=$[$ngood+1]
else
nbad=$[$nbad+1]
fi
fi
nmissed=$[$nruns-$ngood]
echo -en nruns: $nruns ndecodes: $ndecodes ngood: $ngood nbad: $nbad nmissed: $nmissed "\r"
done
echo nruns: $nruns ndecodes: $ndecodes ngood: $ngood nbad: $nbad nmissed: $nmissed