Raspberry Pi - Week 4

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<<< back to Raspberry Pi


  • Installed software with apt-get. (including festival).
  • Installed and ran VNC to get a remote desktop on the machine.
  • Ran a simple python script to synthesize speech ( example)
  • Another python tutorial: Learn Python the Hard Way

Video Playback

  • Omxplayer is a video player specifically made for the Raspberry PI's GPU made by Edgar (gimli) Hucek from the XBMC project.
    • omxplayer comes pre-installed on our raspbian distribution.
  • Try it out.
  • Copy a movie file to your raspberry pi using scp. The movie needs to be .mp4 format.
    • you can transcode with ffmpeg:
    • ffmpeg -i mouse_brain.wmv mouse_brain.mp4
  • run omxplayer:
    • omxplayer ~/Movies/mouse_brain.mp4
  • You can control playback with a number of hotkeys:


  • Install this on your computer, not the raspberry pi.
    • install homebrew
    • brew install ffmpeg
  • using ffmpeg to transcode a video file:
    • ffmpeg -i ~/Movies/dogkiss.mov dogkiss.mp4

Scripting Video Playback



Note on voltage Levels


using GPIO with python