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innomatics/monitor.sh

Created December 19, 2024 01:02
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Monitor UMC404HD input with ALSA
Raw
monitor.sh
#!/bin/bash
# Period should be half of buffer
export BUFFER="--buffer-size=32 --period-size=16"
# See arecord -D hw:CARD=U192k,DEV=0 --dump-hw-params
export UMC404HD="-D hw:CARD=U192k,DEV=0 -f S32_LE -c4 -r44100"
arecord $UMC404HD -t raw $BUFFER | aplay $UMC404HD $BUFFER
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