1 files changed, 37 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/gstreamer/libav/default.nix b/nixpkgs/pkgs/development/libraries/gstreamer/libav/default.nix
new file mode 100644
index 000000000000..7f7393bba28e
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/gstreamer/libav/default.nix
@@ -0,0 +1,37 @@
+{ stdenv, fetchurl, meson, ninja, pkgconfig
+, python, yasm, gst-plugins-base, orc, bzip2
+, gettext, withSystemLibav ? true, libav ? null
+}:
+
+# Note that since gst-libav-1.6, libav is actually ffmpeg. See
+# https://gstreamer.freedesktop.org/releases/1.6/ for more info.
+
+assert withSystemLibav -> libav != null;
+
+stdenv.mkDerivation rec {
+  name = "gst-libav-${version}";
+  version = "1.14.4";
+
+  meta = {
+    homepage = https://gstreamer.freedesktop.org;
+    license = stdenv.lib.licenses.lgpl2Plus;
+    platforms = stdenv.lib.platforms.unix;
+  };
+
+  src = fetchurl {
+    url = "${meta.homepage}/src/gst-libav/${name}.tar.xz";
+    sha256 = "1nk5g24z2xx5kaw5cg8dv8skdc516inahmkymcz8bxqxj28qbmyz";
+  };
+
+  outputs = [ "out" "dev" ];
+
+  nativeBuildInputs = with stdenv.lib;
+    [ meson ninja gettext pkgconfig python ]
+    ++ optional (!withSystemLibav) yasm
+    ;
+
+  buildInputs = with stdenv.lib;
+    [ gst-plugins-base orc bzip2 ]
+    ++ optional withSystemLibav libav
+    ;
+}