6 lines
206 B
Bash
6 lines
206 B
Bash
#!/bin/ash
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cols=25
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clear
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arecord -q -c 1 --period-size=50 --buffer-size=150 -r 4000 -f U16_LE -t raw -D loopout | hexdump -e ''$(expr $cols + 1)'/2 "%o ""\n"' | tr -d '*' | xargs -n $cols -r ./spark -n -r
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