Filter asidedata
  Manipulate audio frame side data.
    Inputs:
       #0: default (audio)
    Outputs:
       #0: default (audio)
asidedata AVOptions:
  mode              <int>        ..F.A... set a mode of operation (from 0 to 1) (default select)
     select                       ..F.A... select frame
     delete                       ..F.A... delete side data
  type              <int>        ..F.A... set side data type (from -1 to INT_MAX) (default -1)
     PANSCAN                      ..F.A... 
     A53_CC                       ..F.A... 
     STEREO3D                     ..F.A... 
     MATRIXENCODING               ..F.A... 
     DOWNMIX_INFO                 ..F.A... 
     REPLAYGAIN                   ..F.A... 
     DISPLAYMATRIX                ..F.A... 
     AFD                          ..F.A... 
     MOTION_VECTORS               ..F.A... 
     SKIP_SAMPLES                 ..F.A... 
     AUDIO_SERVICE_TYPE              ..F.A... 
     MASTERING_DISPLAY_METADATA              ..F.A... 
     GOP_TIMECODE                 ..F.A... 

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

