Video Echo Effect with Delay and Hue using Lagfun

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Kids bored on a rainy day, put this on and watch them play. Hook this up to a TV with a computer with a webcam and they can watch the effects live. /dev/video0 needs to be changed to whatever your cam is.

Source: https://x.com/climagic/status/1401975022101610497

  • by Command line magic
  • Updated on: January 15, 2025
  • tags: #filter #lagfun 
# linux
ffplay -i /dev/video0 -vf 'lagfun=decay=0.98[tmp]; [tmp] hue=180*sin(t)' 

# macos
ffplay -f avfoundation -i 0 -framerate 30 -vf 'lagfun=decay=0.98[tmp]; [tmp] hue=180*sin(t)'