FreeDATA/test/test_virtual1.sh
Paul Kronenwetter ba4bc03a87 Renaming test utilities as util_.
Removed test_arq_short from the list while it's being rewritten.
2022-06-15 19:40:14 -04:00

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#!/bin/bash -x
# Run a test using the virtual sound cards, sound I/O performed by aplay/arecord at
# Fs=8000 Hz, and we pipe to Python utilities
function check_alsa_loopback {
lsmod | grep snd_aloop >> /dev/null
if [ $? -eq 1 ]; then
echo "ALSA loopback device not present. Please install with:"
echo
echo " sudo modprobe snd-aloop index=1,2 enable=1,1 pcm_substreams=1,1 id=CHAT1,CHAT2"
exit 1
fi
}
check_alsa_loopback
RX_LOG=$(mktemp)
MAX_RUN_TIME=2600
# make sure all child processes are killed when we exit
trap 'jobs -p | xargs -r kill' EXIT
arecord --device="plughw:CARD=CHAT2,DEV=0" -r 48000 -f S16_LE -d $MAX_RUN_TIME | python3 util_rx.py --mode datac0 --frames 2 --bursts 5 --debug &
rx_pid=$!
sleep 1
python3 util_tx.py --mode datac0 --frames 2 --bursts 5 --delay 500 | aplay --device="plughw:CARD=CHAT2,DEV=1" -r 48000 -f S16_LE
wait ${rx_pid}