E1.31 (sACN) Mediaserver

This is a simple python-based E1.31 (sACN) controllable mediaserver running on a Raspberry Pi.

Versions (project-specific)

• Rocky Horror Show (mainrhs.py)
  • Includes control of two relais for composite video switching
  • 4 Channels
    • CH1: Selection of Video (0 Stop, 1-255 Play Files)
    • CH2: Selection of Folder (0-255)
    • CH3: Selection of Playmode (0-127 Non-Loop, 128-255 Loop)
    • CH4: Selection of Videosource (0-127 PGM, 128-255 Cam)
  • Mediafiles and configfile on external USB-Stick
  • *.mp4 only
  • Fixed mapping of DMX values to foldernames (000-255) and filenames (001.mp4-255.mp4)
• Jekyll and Hyde (mainjekyll.py)
  • 3 Channels
    • CH1: Selection of Video (0 Stop, 1-255 Play Files)
    • CH2: Selection of Folder (0-255)
    • CH3: Selection of Playmode (0-127 Non-Loop, 128-255 Loop)
  • Internal storage of mediafiles and configfile
    • Media: "/home/pi/media/"
    • Config: "/home/pi/config.txt"
  • Supports every format supported by VLC-Media-Player
  • No fixed mapping of DMX values to foldernames
    • Mapping of DMX values to alphabetically sorted foldernames and filenames

Known bugs

• Loop only runs 10000 times
• Loop-state only gets set when selecting a new mediafile to play
• at the start of the loop some video-frames get dropped
• Videos under one second sometimes only get played partially

Planned features

• Webserver for configuration
• Configuration of screen resolution in configfile (and webserver)
• Update-routine
• WiFi Support
• CITP video stream
• Network discovery service

Raspberry Pi configuration

• Flashing OS
  • Raspberry Pi OS with desktop
  • Kernel version: 5.10
• Create file "ssh" on sd card root-folder
• Login via ssh with credentials "pi", "raspberry"
  • "sudo raspi-config"
    • System Options → Password, (choose Password)
    • Display Options → Disable Screen Blanking
    • Interface Options → Enable VNC
    • Advanced Options → Expand Filesystem
  • “sudo apt update”
  • “sudo apt upgrade”
  • "sudo reboot now"
• Connect via VNC to pi
  • Panel Settings (In task-bar)
    • Advanced → Minimise panel when not in use, 0px height
  • Preferences (In start-menu)
    • Add/Remove Software, search "Battery", deactivate "Battery monitor plugin for lxpanel"
  • Right click on desktop, preferences
    • uncheck Mounted Disks und Trashcan
    • Choose layout "No image" and "Color" black
• Connect via SSH
  • "sudo nano /etc/lightdm/lightdm.conf"
    • In Seat-section add line "xserver-command = X -nocursor"
  • "sudo nano .bashrc"
    • Add "alias python=’python3’"
  • Install requirements
    • "pip3 install pyusb"
    • "pip3 install python-vlc"
    • "pip3 install sacn"
  • cd /home/pi
  • git clone https://github.com/Pahegi/Mediaserver-Python.git
• Put script into autorun:
  • crontab -e
  • Select 1 (Nano)
  • Rocky Horror Show: Add Line "@reboot sleep 10 && python3 /home/pi/mainrhs.py"
  • Jekyll and Hyde: Add Line "@reboot sleep 10 && python3 /home/pi/Mediaserver-Python/mainjekyll.py"
• Disable screensaver
  • "sudo apt install xscreensaver"
  • Connect via VNC:
    • startmenu, settings, screensaver, disable screensaver