anchor.diff:      ++ lib.optionals gstreamerSupport [ gst_all_1.gst-plugins-base gst_all_1.gstreamer ]
       ++ lib.optionals libcameraSupport [ libcamera libdrm ]
       ++ lib.optional ffmpegSupport ffmpeg
  -    ++ lib.optionals bluezSupport [ bluez libfreeaptx ldacbt sbc fdk_aac ]
  +    ++ lib.optionals bluezSupport [ bluez libfreeaptx ldacbt sbc fdk_aac libopus ]
       ++ lib.optional pulseTunnelSupport libpulseaudio
       ++ lib.optional zeroconfSupport avahi
       ++ lib.optional raopSupport openssl
  
positive.code:       owner = "pipewire";
        repo = "pipewire";
        rev = version;
        sha256 = "sha256-wbHHr7BW8Gdj9D1IjzOuD6VuXApJ5E0Zde2iKWImzxg=";
      };
  
      patches = [
  
negative.code: 
    self = stdenv.mkDerivation rec {
      pname = "pipewire";
      version = "0.3.57";
  
      outputs = [
        "out"
  