How to Screencast in Ubuntu or Debian | Updated

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In this video I discuss how to create a screencast in Ubuntu or Debian using libav-tools and x264.

PLEASE NOTE: Any Audio/Video lag you see in this video was caused by YouTube rendering.

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Distro – Elementary OS Luna:
Screencast Script:


  1. @OhHeyItsLou hi,

    Thanks for this tutorial. I got the follwoing error on my computer:

    Guessed Channel Layout for Input Stream #0.0 : stereo
    Input #0, alsa, from 'default':
    Duration: N/A, start: 1470572172.890235, bitrate: 1536 kb/s
    Stream #0:0: Audio: pcm_s16le, 48000 Hz, 2 channels, s16, 1536 kb/s
    :0.0: Protocol not found

  2. hi lou, unfortunately I cannot install elementary with the highest screen resoluten like in ubuntu 12.04…..possible would 1920×1200 but I only reach 1680xblabla…with the same nvidia-drivers installed like in ubuntu 12.04…my card is GeForce GTX 550 Ti ….can you help me?

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