[FFmpeg-user] what is the difference between hwaccels cuda and cuvid?

[Moritz Barsnick]

On Tue, Nov 06, 2018 at 12:32:52 +0200, Roman Gorelik wrote:
> Can someone explain please what is the difference between hwaccels cuda and
> cuvid? Which one should be used in which cases?

I personally have no idea, but a bit of an (internal) explanation was
given here recently:

http://ffmpeg.org/pipermail/ffmpeg-devel/2018-November/235929.html

But that apparently did leave some questions open:

http://ffmpeg.org/pipermail/ffmpeg-devel/2018-November/235930.html

Cheers,
Moritz