Filter scdet
  Detect video scene change
    Inputs:
       #0: default (video)
    Outputs:
       #0: default (video)
scdet AVOptions:
  threshold         <double>     ..FV...... set scene change detect threshold (from 0 to 100) (default 10)
  t                 <double>     ..FV...... set scene change detect threshold (from 0 to 100) (default 10)
  sc_pass           <boolean>    ..FV...... Set the flag to pass scene change frames (default false)
  s                 <boolean>    ..FV...... Set the flag to pass scene change frames (default false)


