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legop3
2025-11-28 01:44:05 -05:00
parent 8453660872
commit e0259fe20c
1 changed files with 4 additions and 10 deletions
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pi/bin/video-publisher.sh
+4 -10
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@@ -67,15 +67,7 @@ run_pipeline() {
# Background ALSA capture; keep it simple to avoid CPU on ffmpeg. # Background ALSA capture; keep it simple to avoid CPU on ffmpeg.
arecord -D "${AUDIO_DEVICE}" -f "${AUDIO_FORMAT}" -r "${AUDIO_RATE}" -c "${AUDIO_CHANNELS}" -q -t raw "${AUDIO_FIFO}" & arecord -D "${AUDIO_DEVICE}" -f "${AUDIO_FORMAT}" -r "${AUDIO_RATE}" -c "${AUDIO_CHANNELS}" -q -t raw "${AUDIO_FIFO}" &
ARECORD_PID=$! ARECORD_PID=$!
cleanup_audio() { trap 'kill "${ARECORD_PID}" >/dev/null 2>&1 || true; wait "${ARECORD_PID}" 2>/dev/null || true; rm -f "${AUDIO_FIFO}"' EXIT INT TERM
if [[ -n "${ARECORD_PID:-}" ]]; then
kill "${ARECORD_PID}" >/dev/null 2>&1 || true
wait "${ARECORD_PID}" 2>/dev/null || true
unset ARECORD_PID
}
rm -f "${AUDIO_FIFO:-}"
}
trap cleanup_audio EXIT INT TERM
# Try audio + video; if audio device is missing, fallback to video-only. # Try audio + video; if audio device is missing, fallback to video-only.
if ! "${LIBCAMERA_BIN_PATH}" \ if ! "${LIBCAMERA_BIN_PATH}" \
@@ -116,7 +108,9 @@ run_pipeline() {
echo "Audio pipeline failed; falling back to video-only this run" >&2 echo "Audio pipeline failed; falling back to video-only this run" >&2
AUDIO_ENABLE=0 AUDIO_ENABLE=0
fi fi
cleanup_audio kill "${ARECORD_PID}" >/dev/null 2>&1 || true
wait "${ARECORD_PID}" 2>/dev/null || true
rm -f "${AUDIO_FIFO}"
trap - EXIT INT TERM trap - EXIT INT TERM
fi fi