3 # install as cgi-script and invoke to get png
5 #ssh rpi 'cat `ls -t /dev/shm/vaillant.* | head -1` | sed "s/ .*| */ /"' > /dev/shm/temp.tsv
6 tail -4320 `ls -t /dev/shm/vaillant.* | head -1` | sed "s/ .*| */ /" > /dev/shm/temp.tsv
7 cd /home/pi/vaillant-thermostat/
9 convert /dev/shm/temp.png -gravity center -extent 600x800 -colorspace Gray /tmp/m1.gray.png
11 echo Location: http://192.168.3.2/m1.gray.png
16 montage /dev/shm/[1-3].png -tile 1x3 -geometry +0+0 /tmp/m1.png
17 convert /tmp/m1.png -gravity center -extent 600x800 /tmp/m1.pgm
18 convert /tmp/m1.png -gravity center -extent 600x800 -colorspace Gray /tmp/m1.gray.png
21 echo Location: http://192.168.3.2/m1.gray.png