mirror of
https://github.com/legop3/MultiRoombaRover.git
synced 2026-09-16 01:21:20 -04:00
33 lines
743 B
Bash
33 lines
743 B
Bash
#!/usr/bin/env bash
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set -euo pipefail
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STREAM_ID="${MTX_PATH:-}"
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if [[ -z "${STREAM_ID}" ]]; then
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echo "MTX_PATH is required." >&2
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exit 1
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fi
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if [[ "${STREAM_ID}" == *-audio ]]; then
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exit 0
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fi
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OUTPUT_DIR="${ROVER_SNAPSHOT_DIR:-/var/lib/rover-snapshots}"
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FPS="${ROVER_SNAPSHOT_FPS:-1}"
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WIDTH="${ROVER_SNAPSHOT_WIDTH:-640}"
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QUALITY="${ROVER_SNAPSHOT_QUALITY:-8}"
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mkdir -p "${OUTPUT_DIR}"
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OUTPUT_PATH="${OUTPUT_DIR}/${STREAM_ID}.jpg"
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INPUT_URL="${ROVER_SNAPSHOT_INPUT_URL:-srt://127.0.0.1:9000?streamid=read:${STREAM_ID}}"
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exec /usr/bin/ffmpeg -hide_banner -loglevel warning \
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-fflags nobuffer \
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-i "${INPUT_URL}" \
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-vf "fps=${FPS},scale=${WIDTH}:-1" \
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-q:v "${QUALITY}" \
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-an \
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-f image2 \
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-update 1 \
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"${OUTPUT_PATH}"
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