better filter for sox output

diff --git a/audio2mqtt.sh b/audio2mqtt.sh
index cb7e9f5..af23cbb 100755 (executable)
--- a/audio2mqtt.sh
+++ b/audio2mqtt.sh
@@ -4,7 +4,7 @@ while true ; do
 
 arecord -d 1 -r 96000 /dev/shm/tmp.wav
 time=`date +'%s%N'`
 
 arecord -d 1 -r 96000 /dev/shm/tmp.wav
 time=`date +'%s%N'`

-info=`sox /dev/shm/tmp.wav -n stat 2>&1 | sed -e 's/(.*)//' -e 's/: */=/' -e 's/  */_/g' | tr '\n' ',' | sed 's/,$//'`
+info=`sox /dev/shm/tmp.wav -n stat 2>&1 | grep '[0-9][0-9][0-9]*$' | sed -e 's/[()]//g' -e 's/: */=/' -e 's/  */_/g' | tr '\n' ',' | sed 's/[, ]*$//'`

 curl --silent -XPOST http://10.60.0.92:8086/write?db=rot13 --data-binary "fan,dc=trnjanska $info $time"
 
 done
 curl --silent -XPOST http://10.60.0.92:8086/write?db=rot13 --data-binary "fan,dc=trnjanska $info $time"
 
 done