Filter trim
  Pick one continuous section from the input, drop the rest.
    Inputs:
       #0: default (video)
    Outputs:
       #0: default (video)
trim AVOptions:
  start             <duration>   ..FV..... Timestamp of the first frame that should be passed (default INT64_MAX)
  starti            <duration>   ..FV..... Timestamp of the first frame that should be passed (default INT64_MAX)
  end               <duration>   ..FV..... Timestamp of the first frame that should be dropped again (default INT64_MAX)
  endi              <duration>   ..FV..... Timestamp of the first frame that should be dropped again (default INT64_MAX)
  start_pts         <int64>      ..FV..... Timestamp of the first frame that should be  passed (from I64_MIN to I64_MAX) (default I64_MIN)
  end_pts           <int64>      ..FV..... Timestamp of the first frame that should be dropped again (from I64_MIN to I64_MAX) (default I64_MIN)
  duration          <duration>   ..FV..... Maximum duration of the output (default 0)
  durationi         <duration>   ..FV..... Maximum duration of the output (default 0)
  start_frame       <int64>      ..FV..... Number of the first frame that should be passed to the output (from -1 to I64_MAX) (default -1)
  end_frame         <int64>      ..FV..... Number of the first frame that should be dropped again (from 0 to I64_MAX) (default I64_MAX)


