GPU is NOT required.
If you’re transcoding 4K → something lower resolution then it helps.
if you’re transcoding ANY resolution → lower bitrate then it helps.
Media curation (the contents of the file) is the most important part of this whole game.
– Don’t keep streams which you don’t need
– Avoid PGS subtitles wherever possible (for now – we’re working on this)
One of my development machines is a little JasperLake Beelink type.
It can transcode 4K to 1080p easily – 4 concurrent streams – with tonemapping.
Here’s where I showed a user