anchor.diff:      ldacbt
       libass
       libkate
  -    webrtc-audio-processing_1 # webrtc
  +    webrtc-audio-processing # required by webrtcdsp
  +    webrtc-audio-processing_1 # required by isac
       libbs2b
       libmodplug
       libmicrodns
  
positive.code:     "-Dwpe=disabled" # required `wpe-webkit` library not packaged in nixpkgs as of writing
      "-Dzxing=disabled" # required `zxing-cpp` library not packaged in nixpkgs as of writing
      "-Dgs=disabled" # depends on `google-cloud-cpp`
      "-Disac=disabled" # depends on `webrtc-audio-coding-1` not packaged in nixpkgs as of writing
      "-Donnx=disabled" # depends on `libonnxruntime` not packaged in nixpkgs as of writing
      "-Dopenaptx=disabled" # depends on older version of `libopenaptx` due to licensing conflict https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2235
    ]
  
negative.code: , lrdf
  , ladspaH
  , libnice
  , webrtc-audio-processing
  , webrtc-audio-processing_1
  , lilv
  , lv2
  