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| #!/bin/bash
|
| #example:./amic-loopback-no-vad.sh 16000(record rate) S16_LE(record format) hw:0,0(playback hardward)
| # 7(total times) /tmp/playback-sine-1khz-48k-16bit-2ch.wav(playback file)
| rm /tmp/playback_record/ -rf
| mkdir /tmp/playback_record
| arecord -D hw:0,0 -c 8 -r $1 -d 10000 -f "$2" --period-size 1024 --buffer-size 65536 -f S16_LE /tmp/playback_record/record_playback.wav &
| for((i=1;i<=$4 ;i++));
| do
| j=$(expr $i % 9 + 1);
| echo $j;
| aplay -D $3 $5 -d $j &
| if [ $j -eq 5 ]
| then
| killall arecord
| killall aplay
| sleep 3
| aplay -D $3 $5 -d 100 &
| sleep 1
| echo "restart record..."
| arecord -D hw:0,0 -c 8 -r $1 -d 10000 -f "$2" --period-size 1024 --buffer-size 65536 -f S16_LE /tmp/playback_record/playback_record.wav &
| fi
| sleep $j
| killall aplay
| sleep 1
| done
| echo "end record..."
| killall arecord
|
|
