Filter nnedi
  Apply neural network edge directed interpolation intra-only deinterlacer.
    Inputs:
       #0: default (video)
    Outputs:
       #0: default (video)
nnedi AVOptions:
  weights           <string>     ..FV..... set weights file (default "nnedi3_weights.bin")
  deint             <int>        ..FV..... set which frames to deinterlace (from 0 to 1) (default all)
     all                          ..FV..... deinterlace all frames
     interlaced                   ..FV..... only deinterlace frames marked as interlaced
  field             <int>        ..FV..... set mode of operation (from -2 to 3) (default a)
     af                           ..FV..... use frame flags, both fields
     a                            ..FV..... use frame flags, single field
     t                            ..FV..... use top field only
     b                            ..FV..... use bottom field only
     tf                           ..FV..... use both fields, top first
     bf                           ..FV..... use both fields, bottom first
  planes            <int>        ..FV..... set which planes to process (from 0 to 7) (default 7)
  nsize             <int>        ..FV..... set size of local neighborhood around each pixel, used by the predictor neural network (from 0 to 6) (default s32x4)
     s8x6                         ..FV.....
     s16x6                        ..FV.....
     s32x6                        ..FV.....
     s48x6                        ..FV.....
     s8x4                         ..FV.....
     s16x4                        ..FV.....
     s32x4                        ..FV.....
  nns               <int>        ..FV..... set number of neurons in predictor neural network (from 0 to 4) (default n32)
     n16                          ..FV.....
     n32                          ..FV.....
     n64                          ..FV.....
     n128                         ..FV.....
     n256                         ..FV.....
  qual              <int>        ..FV..... set quality (from 1 to 2) (default fast)
     fast                         ..FV.....
     slow                         ..FV.....
  etype             <int>        ..FV..... set which set of weights to use in the predictor (from 0 to 1) (default a)
     a                            ..FV..... weights trained to minimize absolute error
     s                            ..FV..... weights trained to minimize squared error
  pscrn             <int>        ..FV..... set prescreening (from 0 to 2) (default new)
     none                         ..FV.....
     original                     ..FV.....
     new                          ..FV.....
  fapprox           <int>        ..FV..... (from 0 to 3) (default 0)

This filter has support for timeline through the 'enable' option.

