Saw this in archived mailing list, but I never saw the actual email from Rob Prowel:
Rob Prowel <https://www.mail-archive.com/[email protected]&q=from:%22Rob+Prowel%22> Sun, 16 Nov 2025 17:18:33 -0800 <https://www.mail-archive.com/[email protected]&q=date:20251116> > Does the AppImage image contain active and working CUDA/nvenc or is it > just a fallback to CPU encoding? My testing seems to indicate the latter, > as I'm seeing zero difference in encoding times between libx264 and nvenc. My ffmpeg transcoding scripts always show about a 1/6th encoding time when > using nvenc. Rob, the AppImages are created on computers with different graphics cards/capabilities then what a user may have and therefore you will not get the same nvenc/CUDA speedups unless you built the binary yourself. There seems to be no way to create an AppImage that accomodates all of the variations.
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