libsForQt5.libqtav: drop

Abandoned upstream, only works with old versions of FFmpeg, and the
only reverse dependency (digiKam) hadn’t actually been using it in
quite a while.

pkgs/development/libraries/libqtav/default.nix

@@ -1,71 +0,0 @@
-{ mkDerivation
-, lib
-, fetchFromGitHub
-, extra-cmake-modules
-, qtbase
-, qtmultimedia
-, qttools
-, libGL
-, libX11
-, libass
-, openal
-, ffmpeg_4
-, libuchardet
-, alsa-lib
-, libpulseaudio
-, libva
-}:
-
-mkDerivation rec {
-  pname = "libqtav";
-  version = "unstable-2020-09-10";
-
-  nativeBuildInputs = [ extra-cmake-modules qttools ];
-  buildInputs = [
-    qtbase
-    qtmultimedia
-    libGL
-    libX11
-    libass
-    openal
-    ffmpeg_4
-    libuchardet
-    alsa-lib
-    libpulseaudio
-    libva
-  ];
-
-  src = fetchFromGitHub {
-    sha256 = "0qwrk40dihkbwmm7krz6qaqyn9v3qdjnd2k9b4s3a67x4403pib3";
-    rev = "2a470d2a8d2fe22fae969bee5d594909a07b350a";
-    repo = "QtAV";
-    owner = "wang-bin";
-    fetchSubmodules = true;
-  };
-
-  # Make sure libqtav finds its libGL dependency at both link and run time
-  # by adding libGL to rpath. Not sure why it wasn't done automatically like
-  # the other libraries as `libGL` is part of our `buildInputs`.
-  NIX_CFLAGS_LINK = "-Wl,-rpath,${libGL}/lib";
-
-  cmakeFlags = [
-    # RPATH of binary /nix/store/.../bin/... contains a forbidden reference to /build/
-    "-DCMAKE_SKIP_BUILD_RPATH=ON"
-  ];
-
-  preFixup = ''
-    mkdir -p "$out/bin"
-    cp -a "./bin/"* "$out/bin"
-  '';
-
-  stripDebugList = [ "lib" "libexec" "bin" "qml" ];
-
-  meta =  with lib; {
-    description = "Multimedia playback framework based on Qt + FFmpeg";
-    #license = licenses.lgpl21; # For the libraries / headers only.
-    license = licenses.gpl3; # With the examples (under bin) and most likely some of the optional dependencies used.
-    homepage = "http://www.qtav.org/";
-    maintainers = [ maintainers.jraygauthier ];
-    platforms = platforms.linux;
-  };
-}

pkgs/top-level/qt5-packages.nix

@@ -173,8 +173,6 @@ in (noExtraAttrs (kdeFrameworks // plasmaMobileGear // plasma5 // plasma5.thirdP
 
   libqofono = callPackage ../development/libraries/libqofono { };
 
-  libqtav = callPackage ../development/libraries/libqtav { };
-
   libquotient = callPackage ../development/libraries/libquotient { };
 
   libqaccessibilityclient = callPackage ../development/libraries/libqaccessibilityclient { };