Dmitry Shalnoff's Git Repository - ETG_Helmet/blob - SOFTWARE/OMEGA2/transmitter.sh

   1 #/bin/bash
   2
   3 if [ "$TMPFS" == "" ]; then
   4         . "common.sh"
   5 fi
   6
   7 $$ > $PID/$0
   8
   9 # echo $TMPFS, $MAX_REC_TIME,
  10
  11 setMicVolume $REC_MIC_VOL
  12
  13 while [ 1 ]; do
  14
  15         if [ -s $recStart ]; then # if recording was initiated
  16
  17                 echo 'RECMIC' >> $TMPFS/$message        # it is necessary to put message to iniciate wait loop
  18
  19                 sleep 1
  20
  21                 setMicVolume $REC_MIC_VOL
  22                 beep
  23
  24 #               sleep 1
  25
  26                 # recording TODO: fork and kill when button released
  27
  28                 echo "rec start..." | myLog
  29
  30                 {
  31                         sleep 1 # wait for arecord started
  32                         cntK=0
  33                         while [ 1 ]; do
  34                                 cntK=$(( $cntK + 1 ))
  35                                 sleep 1
  36                                 if [ "$cntK" -gt "$(($MAX_REC_TIME + 2))" ]; then
  37                                         kill -15 $(cat /tmp/rec.pid)
  38                                         echo killed | myLog
  39                                         break
  40                                 fi
  41                         done
  42                 } &
  43
  44 #               rec -c 1 "$RECTMP" gain -25 bass +60 highpass 10 trim 1 $MAX_REC_TIME
  45 #               rec -b 16 -c 1 -e gsm-full-rate "$RECTMP" highpass 10 trim 1 $MAX_REC_TIME
  46 #               rec -b 16 -c 1 "$RECTMPRAW" trim 1 $MAX_REC_TIME
  47 #               arecord -N --fatal-errors -r 48000 -f S16 "$RECTMPRAW" | myLog
  48 #               arecord -N -d $MAX_REC_TIME -r 48000 -f S16 "$RECTMPRAW" 2>&1 1>/dev/null
  49                 arecord -N -M -d $MAX_REC_TIME --process-id-file /tmp/rec.pid -r 48000 -f S16 "$RECTMPRAW" 2>&1 1>/dev/null
  50
  51 #               sleep 1
  52
  53                 if [ ! -s "$NOISEPROFILE" ]; then
  54                         beep
  55                         echo "noiseprof..." | myLog
  56                         sox "$RECTMPRAW" -n trim 0 1 noiseprof "$NOISEPROFILE"
  57                         playRoboMessage "Noise profile created. Now you can send audio messages to another devices."
  58
  59                         : > $recStart
  60 #                       echo $DEV_JINGLE_OUT >> $TMPFS/$message
  61                 else
  62
  63                         # filtering
  64                         echo "filtering..." | myLog
  65                         playRoboMessage "Sound filtering"
  66
  67                         : > $recStart
  68 #                       echo $DEV_JINGLE_OUT >> $TMPFS/$message
  69
  70                         sox "$RECTMPRAW" "$RECTMP" noisered "$NOISEPROFILE" 0.5 lowpass 1000 norm $REC_ADD_PROCESSING
  71
  72                         # sending
  73                         echo "transmition..." | myLog
  74 ##                      beep
  75
  76                         cat /proc/net/arp | grep $BASE_IP_MASK | awk '{print $1}' | while read -r IP ; do
  77         #               echo 20.0.0.126 | while read -r IP ; do
  78         #                       cat "$RECTMP" | netcat $IP 1234
  79                                 echo "cat "$RECTMP" | socat - TCP:$IP:1234" | myLog
  80                                 cat "$RECTMP" | socat - TCP:$IP:1234
  81                         done
  82
  83                         # echo complete...
  84                         echo "transmition complete" | myLog
  85 ##                      beep
  86                 fi
  87
  88 #               setVolume $cVolume
  89
  90                 # finishing
  91 ##              : > $recStart
  92 ##              echo $DEV_JINGLE_OUT >> $TMPFS/$message
  93         fi
  94
  95         sleep 1
  96 done