Filter il
  Deinterleave or interleave fields.
    Inputs:
       #0: default (video)
    Outputs:
       #0: default (video)
il AVOptions:
  luma_mode         <int>        ..FV.....T select luma mode (from 0 to 2) (default none)
     none            0            ..FV.....T
     interleave      1            ..FV.....T
     i               1            ..FV.....T
     deinterleave    2            ..FV.....T
     d               2            ..FV.....T
  l                 <int>        ..FV.....T select luma mode (from 0 to 2) (default none)
     none            0            ..FV.....T
     interleave      1            ..FV.....T
     i               1            ..FV.....T
     deinterleave    2            ..FV.....T
     d               2            ..FV.....T
  chroma_mode       <int>        ..FV.....T select chroma mode (from 0 to 2) (default none)
     none            0            ..FV.....T
     interleave      1            ..FV.....T
     i               1            ..FV.....T
     deinterleave    2            ..FV.....T
     d               2            ..FV.....T
  c                 <int>        ..FV.....T select chroma mode (from 0 to 2) (default none)
     none            0            ..FV.....T
     interleave      1            ..FV.....T
     i               1            ..FV.....T
     deinterleave    2            ..FV.....T
     d               2            ..FV.....T
  alpha_mode        <int>        ..FV.....T select alpha mode (from 0 to 2) (default none)
     none            0            ..FV.....T
     interleave      1            ..FV.....T
     i               1            ..FV.....T
     deinterleave    2            ..FV.....T
     d               2            ..FV.....T
  a                 <int>        ..FV.....T select alpha mode (from 0 to 2) (default none)
     none            0            ..FV.....T
     interleave      1            ..FV.....T
     i               1            ..FV.....T
     deinterleave    2            ..FV.....T
     d               2            ..FV.....T
  luma_swap         <boolean>    ..FV.....T swap luma fields (default false)
  ls                <boolean>    ..FV.....T swap luma fields (default false)
  chroma_swap       <boolean>    ..FV.....T swap chroma fields (default false)
  cs                <boolean>    ..FV.....T swap chroma fields (default false)
  alpha_swap        <boolean>    ..FV.....T swap alpha fields (default false)
  as                <boolean>    ..FV.....T swap alpha fields (default false)

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

