lesavka/scripts/manual/video-frame-fetch.sh
2025-06-28 15:45:35 -05:00

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#!/usr/bin/env bash
# scripts/manual/video-stream.sh
PI_HOST="nikto@192.168.42.253" # user@IP-of lesavka
REMOTE_DIR="/tmp" # where eye*-idr.h264 are written
FIRST_FEW=10
set -eu
WORKDIR="$(mktemp -d)"
echo "⏬ pulling h264 samples from $PI_HOST ..."
scp "${PI_HOST}:${REMOTE_DIR}/eye*.h264" "$WORKDIR/"
echo "🎞️ converting to PNG ..."
for h264 in "$WORKDIR"/eye*.h264; do
(( FIRST_FEW == 0 )) && break
png="${h264%.h264}.png"
ffmpeg -loglevel error -y -f h264 -i "$h264" -frames:v 1 "$png"
echo "🖼️ $(basename "$png") ready"
xdg-open "$png" >/dev/null 2>&1 &
(( FIRST_FEW-- ))
done
echo "✅ done - images are opening (directory: $WORKDIR)"