Fixes regression in vf_nnedi after
24dc6d386c6f7edb8f6945319f53a7f0b1642bb8 and vf_estdif while at it.
Signed-off-by: Kacper Michajłow <kasper93@gmail.com>
This is possible now that the next-API is gone.
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Signed-off-by: James Almer <jamrial@gmail.com>