Personal Project

Remembering WGAfakap.exe, a Windows XP Genuine Advantage removal tool – It’s already 20 years!

Twenty years ago I wrote WGAfakap.exe, a simple windows application that removes the Windows XP Genuine Advantage Tattoo. WGAfakap was widely used around the world to help individuals or companies who has purchased a legitimate Windows XP from being nagged by the notorious “You May Be A Victim Of Software Counterfeiting, Solve It Now! ” screen. […]

Bash Scripts, Computers, GNU/Linux, Open Source, Video / Youtube

How to Generate Audio Spectrum Videos from MP3 songs with FFmpeg

Sometimes I need a simple way to convert an MP3 file into a video suitable for YouTube. Instead of using a static image. I created a small Bash script that generates an animated frequency spectrum using FFmpeg. The script uses FFmpeg’s showfreqs filter to generate an animated frequency spectrum from the audio. How to use […]

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