libav: major update and refactoring

Also leaving 0_8 branch, as it's compatible with older ffmpeg versions.
I'm planning that all expressions will be able to switch easily
between ffmpeg and libav (whatever default we choose, but I prefer libav).

pkgs/development/libraries/libav/0.8.x.nix

@@ -0,0 +1,12 @@
+{ stdenv, fetchurl, libav_9 }:
+
+let derivSrc = libav_9.derivSrc // rec {
+  name = "libav-0.8.8";
+
+  src = fetchurl {
+    url = "http://libav.org/releases/${name}.tar.xz";
+    sha256 = "1wnbmbs0z4f55y8r9bwb63l04zn383l1avy4c9x1ffb2xccgcp79";
+  };
+};
+in stdenv.mkDerivation derivSrc
+

pkgs/development/libraries/libav/default.nix

@@ -1,59 +1,86 @@
-{ stdenv, fetchurl, pkgconfig, yasm, xz
-, mp3Support ? true, lame ? null
-, speexSupport ? true, speex ? null
-, theoraSupport ? true, libtheora ? null
-, vorbisSupport ? true, libvorbis ? null
-, vpxSupport ? false, libvpx ? null
-, x264Support ? false, x264 ? null
-, xvidSupport ? true, xvidcore ? null
-, faacSupport ? false, faac ? null
+{ stdenv, fetchurl, pkgconfig, yasm, bzip2, zlib
+, mp3Support    ? true,   lame      ? null
+, speexSupport  ? true,   speex     ? null
+, theoraSupport ? true,   libtheora ? null
+, vorbisSupport ? true,   libvorbis ? null
+, vpxSupport    ? true,   libvpx    ? null
+, x264Support   ? false,  x264      ? null
+, xvidSupport   ? true,   xvidcore  ? null
+, faacSupport   ? false,  faac      ? null
+, vaapiSupport  ? false,  libva     ? null # ToDo: it has huge closure
+, vdpauSupport  ? true,   libvdpau  ? null
+, freetypeSupport ? true, freetype  ? null # it's small and almost everywhere
+, SDL # only for avplay in $tools, adds nontrivial closure to it
+, enableGPL ? true # ToDo: some additional default stuff may need GPL
+, enableUnfree ? faacSupport
 }:
 
-assert speexSupport -> speex != null;
-assert theoraSupport -> libtheora != null;
-assert vorbisSupport -> libvorbis != null;
-assert vpxSupport -> libvpx != null;
-assert x264Support -> x264 != null;
-assert xvidSupport -> xvidcore != null;
+assert faacSupport -> enableUnfree;
+
+with { inherit (stdenv.lib) optional optionals; };
+
+/* ToDo:
+    - more deps, inspiration: http://packages.ubuntu.com/raring/libav-tools
+    - maybe do some more splitting into outputs
+*/
+
+let derivSrc = rec { # derivSrc is exported and re-used by expressions for older versions
+  name = "libav-9.8";
 
-stdenv.mkDerivation rec {
-  name = "libav-0.7";
-  
   src = fetchurl {
     url = "http://libav.org/releases/${name}.tar.xz";
-    sha256 = "04pl6y53xh6xmwzz0f12mg5vh62ylp5zwwinj6dxzd8pnbjg4lsz";
+    sha256 = "0r7hg9wg3cxjsmwzpa6f2p1a092g2iazyjjy23604ccskzbnirg3";
   };
 
-  # `--enable-gpl' (as well as the `postproc' and `swscale') mean that
-  # the resulting library is GPL'ed, so it can only be used in GPL'ed
-  # applications.
-  configureFlags = [
-    "--enable-gpl"
-    "--enable-postproc"
-    "--enable-swscale"
-    "--disable-ffserver"
-    "--disable-ffplay"
+  configureFlags =
+    assert stdenv.lib.all (x: x!=null) buildInputs;
+  [
+    #"--enable-postproc" # it's now a separate package in upstream
+    "--disable-avserver" # upstream says it's in a bad state
+    "--enable-avplay"
     "--enable-shared"
     "--enable-runtime-cpudetect"
   ]
-    ++ stdenv.lib.optional mp3Support "--enable-libmp3lame"
-    ++ stdenv.lib.optional speexSupport "--enable-libspeex"
-    ++ stdenv.lib.optional theoraSupport "--enable-libtheora"
-    ++ stdenv.lib.optional vorbisSupport "--enable-libvorbis"
-    ++ stdenv.lib.optional vpxSupport "--enable-libvpx"
-    ++ stdenv.lib.optional x264Support "--enable-libx264"
-    ++ stdenv.lib.optional xvidSupport "--enable-libxvid"
-    ++ stdenv.lib.optional faacSupport "--enable-libfaac --enable-nonfree";
+    ++ optionals enableGPL [ "--enable-gpl" "--enable-swscale" ]
+    ++ optional mp3Support "--enable-libmp3lame"
+    ++ optional speexSupport "--enable-libspeex"
+    ++ optional theoraSupport "--enable-libtheora"
+    ++ optional vorbisSupport "--enable-libvorbis"
+    ++ optional vpxSupport "--enable-libvpx"
+    ++ optional x264Support "--enable-libx264"
+    ++ optional xvidSupport "--enable-libxvid"
+    ++ optional faacSupport "--enable-libfaac --enable-nonfree"
+    ++ optional vaapiSupport "--enable-vaapi"
+    ++ optional vdpauSupport "--enable-vdpau"
+    ++ optional freetypeSupport "--enable-libfreetype"
+    ;
 
-  buildInputs = [ pkgconfig lame yasm ]
-    ++ stdenv.lib.optional mp3Support lame
-    ++ stdenv.lib.optional speexSupport speex
-    ++ stdenv.lib.optional theoraSupport libtheora
-    ++ stdenv.lib.optional vorbisSupport libvorbis
-    ++ stdenv.lib.optional vpxSupport libvpx
-    ++ stdenv.lib.optional x264Support x264
-    ++ stdenv.lib.optional xvidSupport xvidcore
-    ++ stdenv.lib.optional faacSupport faac;
+  buildInputs = [ pkgconfig lame yasm zlib bzip2 SDL ]
+    ++ optional mp3Support lame
+    ++ optional speexSupport speex
+    ++ optional theoraSupport libtheora
+    ++ optional vorbisSupport libvorbis
+    ++ optional vpxSupport libvpx
+    ++ optional x264Support x264
+    ++ optional xvidSupport xvidcore
+    ++ optional faacSupport faac
+    ++ optional vaapiSupport libva
+    ++ optional vdpauSupport libvdpau
+    ++ optional freetypeSupport freetype
+    ;
+
+  enableParallelBuilding = true;
+
+  outputs = [ "out" "tools" ];
+
+  postInstall = ''
+    mkdir -p "$tools/bin"
+    mv "$out/bin/avplay" "$tools/bin"
+    cp -s "$out"/bin/* "$tools/bin/"
+  '';
+
+  doInstallCheck = true;
+  installCheckTarget = "check"; # tests need to be run *after* installation
 
   crossAttrs = {
     dontSetConfigureCross = true;
@@ -65,8 +92,15 @@ stdenv.mkDerivation rec {
       ];
   };
 
-  meta = {
+  passthru = { inherit derivSrc vdpauSupport; };
+
+  meta = with stdenv.lib; {
     homepage = http://libav.org/;
     description = "A complete, cross-platform solution to record, convert and stream audio and video (fork of ffmpeg)";
+    license = with licenses; if enableUnfree then unfree #ToDo: redistributable or not?
+      else if enableGPL then gpl2Plus else lgpl21Plus;
+    platforms = platforms.all;
   };
-}
+};
+in stdenv.mkDerivation derivSrc
+

pkgs/top-level/all-packages.nix

@@ -4457,7 +4457,9 @@ let
 
   libassuan2_1 = callPackage ../development/libraries/libassuan/git.nix { };
 
-  libav = callPackage ../development/libraries/libav { };
+  libav = libav_9;
+  libav_9 = callPackage ../development/libraries/libav { };
+  libav_0_8 = callPackage ../development/libraries/libav/0.8.x.nix { };
 
   libavc1394 = callPackage ../development/libraries/libavc1394 { };