bash/parrot.sh

   1 #!/bin/bash
   2 #This is simple audio echoing script
   3 #usefull as virtual parrot or simple HAM repeater controller
   4
   5 file='/tmp/out.wav'
   6 silence_treshold='8%'
   7 silence_timeout='3'
   8 message_timeout='60'
   9 message_delay='1'
  10 message_intro='repeat'
  11 normalize_db='-1'
  12
  13 while :; do
  14         echo -e "====> RECORDING\t$file, treshold $silence_treshold, timeout $silence_timeout"
  15         rec -c 1 -r 22050 "$file" \
  16                 silence 1 0 $silence_treshold 1 00:00:$silence_timeout $silence_treshold \
  17                 trim 0 $message_timeout
  18         echo -e "====> DELAY\t$message_delay seconds"
  19         sleep $message_delay
  20         [ -n "$message_intro" ] && {
  21                 echo -e "====> TTS\t$message_intro"
  22                 which espeak && espeak -- "$message_intro"
  23         }
  24         echo -e "====> PLAYING\t$file, normalizing to $normalize_db dB"
  25         play --norm=$normalize_db "$file"
  26 done
  27
  28