720x480 source mkv file
Processing with artemis medium model to 1920x1080.
If video is treated as 1:1 then processing is around 15 fps.
If video is treated as 4:3 then processing is around 5 fps.
3 times slower!
Its better to process 1:1 and then resize it with another software to 4:3.
And deinterlace is still not fixed: