103 lines
3.2 KiB
Bash
Executable File
103 lines
3.2 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
# scripts/manual/run_upstream_av_sync.sh
|
|
#
|
|
# Manual: capture the real Tethys webcam/mic endpoints while the shared-clock
|
|
# sync probe streams upstream media through Lesavka, then analyze the skew.
|
|
|
|
set -euo pipefail
|
|
|
|
SCRIPT_DIR="$(cd -- "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
|
|
REPO_ROOT="$(cd -- "${SCRIPT_DIR}/../.." >/dev/null 2>&1 && pwd)"
|
|
|
|
TETHYS_HOST=${TETHYS_HOST:-tethys}
|
|
LESAVKA_SERVER_ADDR=${LESAVKA_SERVER_ADDR:-http://38.28.125.112:50051}
|
|
PROBE_DURATION_SECONDS=${PROBE_DURATION_SECONDS:-10}
|
|
PROBE_WARMUP_SECONDS=${PROBE_WARMUP_SECONDS:-4}
|
|
LEAD_IN_SECONDS=${LEAD_IN_SECONDS:-8}
|
|
TAIL_SECONDS=${TAIL_SECONDS:-2}
|
|
CAPTURE_SECONDS=${CAPTURE_SECONDS:-$((PROBE_DURATION_SECONDS + PROBE_WARMUP_SECONDS + LEAD_IN_SECONDS + TAIL_SECONDS))}
|
|
REMOTE_CAPTURE=${REMOTE_CAPTURE:-/tmp/lesavka-upstream-av-sync.mkv}
|
|
LOCAL_OUTPUT_DIR=${LOCAL_OUTPUT_DIR:-"${REPO_ROOT}/tmp"}
|
|
VIDEO_SIZE=${VIDEO_SIZE:-1280x720}
|
|
VIDEO_FPS=${VIDEO_FPS:-30}
|
|
VIDEO_FORMAT=${VIDEO_FORMAT:-mjpeg}
|
|
SSH_OPTS=${SSH_OPTS:-"-o BatchMode=yes -o ConnectTimeout=5"}
|
|
|
|
mkdir -p "${LOCAL_OUTPUT_DIR}"
|
|
STAMP="$(date +%Y%m%d-%H%M%S)"
|
|
LOCAL_CAPTURE="${LOCAL_OUTPUT_DIR}/lesavka-upstream-av-sync-${STAMP}.mkv"
|
|
|
|
echo "==> starting Tethys capture on ${TETHYS_HOST}"
|
|
ssh ${SSH_OPTS} "${TETHYS_HOST}" bash -s -- \
|
|
"${REMOTE_CAPTURE}" \
|
|
"${CAPTURE_SECONDS}" \
|
|
"${VIDEO_SIZE}" \
|
|
"${VIDEO_FPS}" \
|
|
"${VIDEO_FORMAT}" <<'REMOTE_CAPTURE_SCRIPT' &
|
|
set -euo pipefail
|
|
remote_capture=$1
|
|
capture_seconds=$2
|
|
video_size=$3
|
|
video_fps=$4
|
|
video_format=$5
|
|
|
|
rm -f "${remote_capture}"
|
|
video_args=(-f video4linux2 -framerate "${video_fps}" -video_size "${video_size}")
|
|
if [[ -n "${video_format}" ]]; then
|
|
video_args+=(-input_format "${video_format}")
|
|
fi
|
|
|
|
ffmpeg -hide_banner -loglevel error -y \
|
|
-thread_queue_size 1024 \
|
|
"${video_args[@]}" \
|
|
-i /dev/video0 \
|
|
-thread_queue_size 1024 \
|
|
-f alsa -ac 2 -ar 48000 \
|
|
-i hw:3,0 \
|
|
-t "${capture_seconds}" \
|
|
-c:v ffv1 -level 3 -g 1 \
|
|
-c:a pcm_s16le \
|
|
"${remote_capture}"
|
|
REMOTE_CAPTURE_SCRIPT
|
|
capture_pid=$!
|
|
|
|
sleep "${LEAD_IN_SECONDS}"
|
|
|
|
echo "==> running local Lesavka sync probe against ${LESAVKA_SERVER_ADDR}"
|
|
probe_status=0
|
|
(
|
|
cd "${REPO_ROOT}"
|
|
cargo run -p lesavka_client --bin lesavka-sync-probe -- \
|
|
--server "${LESAVKA_SERVER_ADDR}" \
|
|
--duration-seconds "${PROBE_DURATION_SECONDS}" \
|
|
--warmup-seconds "${PROBE_WARMUP_SECONDS}"
|
|
) || probe_status=$?
|
|
|
|
capture_status=0
|
|
wait "${capture_pid}" || capture_status=$?
|
|
|
|
if ssh ${SSH_OPTS} "${TETHYS_HOST}" "test -f '${REMOTE_CAPTURE}'"; then
|
|
echo "==> fetching capture back to ${LOCAL_CAPTURE}"
|
|
scp ${SSH_OPTS} "${TETHYS_HOST}:${REMOTE_CAPTURE}" "${LOCAL_CAPTURE}"
|
|
fi
|
|
|
|
if [[ "${probe_status}" -ne 0 ]]; then
|
|
echo "sync probe failed with status ${probe_status}" >&2
|
|
[[ -f "${LOCAL_CAPTURE}" ]] && echo "partial capture preserved at ${LOCAL_CAPTURE}" >&2
|
|
exit "${probe_status}"
|
|
fi
|
|
if [[ "${capture_status}" -ne 0 ]]; then
|
|
echo "Tethys capture failed with status ${capture_status}" >&2
|
|
[[ -f "${LOCAL_CAPTURE}" ]] && echo "partial capture preserved at ${LOCAL_CAPTURE}" >&2
|
|
exit "${capture_status}"
|
|
fi
|
|
|
|
echo "==> analyzing capture"
|
|
(
|
|
cd "${REPO_ROOT}"
|
|
cargo run -p lesavka_client --bin lesavka-sync-analyze -- "${LOCAL_CAPTURE}"
|
|
)
|
|
|
|
echo "==> done"
|
|
echo "capture: ${LOCAL_CAPTURE}"
|