====== how to do a picture frame with a Raspberry Pi ======
<code bash>
sudo apt-get install vim feh
vi /home/pi/.config/lxsession/LXDE-pi/autostart
</code>
  @/home/pi/start-picture-frame.sh
  @xset s off 
  @xset -dpms
  @xset s 0 0
  @xset s noblank
  @xset s noexpose
  @xset dpms 0 0 0
<code bash>
echo "hdmi_blanking=1" >> /boot/config.txt
mkdir /home/pi/picframe
vi /home/pi/start-picture-frame.sh
</code>
<code bash>
  #!/bin/bash
  DISPLAY=:0.0 XAUTHORITY=/home/pi/.Xauthority /usr/bin/feh --quiet --recursive --preload --full-screen --auto-zoom --reload 60 --hide-pointer --slideshow-delay 10.0 /home/pi/picframe
</code>
<code bash>
chmod 755 /home/pi/start-picture-frame.sh
/home/pi/start-picture-frame.sh
sudo reboot
</code>
Terminate picture frame : 
<code bash>
sudo pkill feh
sudo vi /etc/rc.local
</code>
Add before "exit 0" :
<code bash>
  sleep 10
  bash /home/pi/start-picture-frame.sh &
</code>