The list of supported codecs on the page you linked does not contain MPEG-4 ASP so that confirmes what I wrote.
I'm not convinced you are actually using hardware video decode on windows. I'm guessing that ffmpeg command is using the GPU for some other purpose (but I can't tell from your image what ffmpeg has been told to do). James -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1805712 Title: ffmpeg don't use the VAAPI hardware acceleration To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ffmpeg/+bug/1805712/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs