Filter spp
  Apply a simple post processing filter.
    Inputs:
       #0: default (video)
    Outputs:
       #0: default (video)
spp AVOptions:
  quality           <int>        ..FV..... set quality (from 0 to 6) (default 3)
  qp                <int>        ..FV..... force a constant quantizer parameter (from 0 to 63) (default 0)
  mode              <int>        ..FV..... set thresholding mode (from 0 to 1) (default hard)
     hard            0            ..FV..... hard thresholding
     soft            1            ..FV..... soft thresholding
  use_bframe_qp     <boolean>    ..FV..... use B-frames' QP (default false)

AVDCT AVOptions:
  -dct               <int>        E..V..... DCT algorithm (from 0 to INT_MAX) (default auto)
     auto            0            E..V..... autoselect a good one
     fastint         1            E..V..... fast integer (experimental / for debugging)
     int             2            E..V..... accurate integer
     mmx             3            E..V..... experimental / for debugging
     altivec         5            E..V..... experimental / for debugging
     faan            6            E..V..... floating point AAN DCT (experimental / for debugging)
  -idct              <int>        ED.V..... select IDCT implementation (from 0 to INT_MAX) (default auto)
     auto            0            ED.V..... autoselect a good one
     int             1            ED.V..... experimental / for debugging
     simple          2            ED.V..... experimental / for debugging
     simplemmx       3            ED.V..... experimental / for debugging
     arm             7            ED.V..... experimental / for debugging
     altivec         8            ED.V..... experimental / for debugging
     simplearm       10           ED.V..... experimental / for debugging
     simplearmv5te   16           ED.V..... experimental / for debugging
     simplearmv6     17           ED.V..... experimental / for debugging
     simpleneon      22           ED.V..... experimental / for debugging
     xvid            14           ED.V..... experimental / for debugging
     xvidmmx         14           ED.V..... experimental / for debugging
     faani           20           ED.V..... floating point AAN IDCT (experimental / for debugging)
     simpleauto      128          ED.V..... experimental / for debugging

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

