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26 lines
652 B
Bash
26 lines
652 B
Bash
#!/usr/bin/env bash
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# Rover Snapshot Writer Hook
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# Purpose: Runs under mediaMTX runOnReady to keep per-rover JPEG snapshots updated on disk.
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# Scope: Writes only rover video path snapshots and ignores audio/forward/room paths.
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set -euo pipefail
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PATH_NAME="${MTX_PATH:-}"
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SNAP_DIR="${ROVER_SNAPSHOT_DIR:-/var/lib/rover-snapshots}"
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# Ignore non-rover-video paths.
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case "$PATH_NAME" in
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""|*-audio|*-fwd|room/*)
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exit 0
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;;
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esac
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mkdir -p "$SNAP_DIR"
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exec ffmpeg -hide_banner -loglevel warning -nostdin -y \
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-i "srt://127.0.0.1:9000?streamid=read:${PATH_NAME}" \
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-an \
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-vf fps=1 \
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-q:v 6 \
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-update 1 \
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"${SNAP_DIR}/${PATH_NAME}.jpg"
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