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Linux video screencasting with audio

/ Published in: Bash
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  1. #!/bin/sh
  2.  
  3. INFO=$(xwininfo -frame)
  4.  
  5. WIN_GEO=$(echo $INFO | grep -oEe 'geometry [0-9]+x[0-9]+' | grep -oEe '[0-9]+x[0-9]+')
  6. WIN_XY=$(echo $INFO | grep -oEe 'Corners:\s+\+[0-9]+\+[0-9]+' | grep -oEe '[0-9]+\+[0-9]+' | sed -e 's/\+/,/' )
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  8. ffmpeg -f alsa -ac 2 -i pulse -f x11grab -r 30 -s $WIN_GEO -i :0.0+$WIN_XY -acodec pcm_s16le -vcodec libx264 -vpre lossless_ultrafast -threads 0 -y output-single.mkv

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