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ImageMagick is an incredible bit of kit. It really is a piece of magic that surrounds us daily, that most people don't ever think about, but is easy to use, and

• petercooper 5y ago
  Ditto for ffmpeg when you move into the audio or video realms.
  • kaladin-jasnah 5y ago
    ffmpeg, the command line tool, is wonderful, until you try its library libav* (not to be confused with the ffmpeg fork). The library is… a bit short of wonderful, at least in my experience. Namely: there is basically zero official documentation for it.
  • anthk 5y ago
    ffmpeg for video/audio, sox for audio fx.
• laurent123456 5y ago
  Indeed there's a lot of very useful tools in there, with plenty of options to create custom workflow. I used `compare` with the fuzz option for instance to create a simple camera motion detection: https://github.com/laurent22/pmcctv/blob/e0930a0f7f51c319f66d43990b2347d225f6c1dd/main.go#L84 https://github.com/laurent22/pmcctv/blob/e0930a0f7f51c319f66...