Filter anoisesrc
  Generate a noise audio signal.
    Inputs:
        none (source filter)
    Outputs:
       #0: default (audio)
anoisesrc AVOptions:
  sample_rate       <int>        ..F.A.... set sample rate (from 15 to INT_MAX) (default 48000)
  r                 <int>        ..F.A.... set sample rate (from 15 to INT_MAX) (default 48000)
  amplitude         <double>     ..F.A.... set amplitude (from 0 to 1) (default 1)
  a                 <double>     ..F.A.... set amplitude (from 0 to 1) (default 1)
  duration          <duration>   ..F.A.... set duration (default 0)
  d                 <duration>   ..F.A.... set duration (default 0)
  color             <int>        ..F.A.... set noise color (from 0 to 4) (default white)
     white           0            ..F.A....
     pink            1            ..F.A....
     brown           2            ..F.A....
     blue            3            ..F.A....
     violet          4            ..F.A....
  colour            <int>        ..F.A.... set noise color (from 0 to 4) (default white)
     white           0            ..F.A....
     pink            1            ..F.A....
     brown           2            ..F.A....
     blue            3            ..F.A....
     violet          4            ..F.A....
  c                 <int>        ..F.A.... set noise color (from 0 to 4) (default white)
     white           0            ..F.A....
     pink            1            ..F.A....
     brown           2            ..F.A....
     blue            3            ..F.A....
     violet          4            ..F.A....
  seed              <int64>      ..F.A.... set random seed (from -1 to UINT32_MAX) (default -1)
  s                 <int64>      ..F.A.... set random seed (from -1 to UINT32_MAX) (default -1)
  nb_samples        <int>        ..F.A.... set the number of samples per requested frame (from 1 to INT_MAX) (default 1024)
  n                 <int>        ..F.A.... set the number of samples per requested frame (from 1 to INT_MAX) (default 1024)


