The smallest video monitoring daemon ever
| #!/bin/sh | |
| DEVICE=/dev/video0 | |
| RESOLUTION="width=1024:height=768" | |
| FRAMES_SKIP=3 | |
| ROTATE=1 | |
| REMOTE_HOST=lvk.cs.msu.su | |
| REMOTE_DIR=public_html/webcam | |
| INTERVAL=300 | |
| WORK_DIR=$(mktemp -d) | |
| trap "rm -rf $WORK_DIR;exit" INT QUIT | |
| cd $WORK_DIR | |
| while true; do | |
| mplayer -cache 128 -tv driver=v4l2:$RESOLUTION:device="$DEVICE" -vo jpeg:quality=100 -frames $FRAMES_SKIP tv:// | |
| test $ROTATE -ne 1 && cp 0000000${FRAMES_SKIP}.jpg result.jpg || jpegtran -rotate 180 -perfect 0000000${FRAMES_SKIP}.jpg > result.jpg | |
| date=$(date +%F-%T) | |
| scp result.jpg $REMOTE_HOST:"$REMOTE_DIR"/$date.jpg | |
| ssh $REMOTE_HOST "ln -sf $date.jpg $REMOTE_DIR/0.jpg" | |
| sleep $INTERVAL | |
| done |
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