nixpkgs/pkgs/development/libraries/gstreamer/gst-ffmpeg/default.nix

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{ fetchurl, stdenv, pkgconfig, gstPluginsBase, bzip2, yasm
, useInternalFfmpeg ? false, ffmpeg ? null }:
stdenv.mkDerivation rec {
name = "gst-ffmpeg-0.10.12";
src = fetchurl {
urls = [
"http://gstreamer.freedesktop.org/src/gst-ffmpeg/${name}.tar.bz2"
"mirror://gentoo/distfiles/${name}.tar.bz2"
];
sha256 = "0fyppl8q18g71jd2r0mbiqk8hhrdxq43dglma06mxyjb5c80fxxi";
};
# Upstream strongly recommends against using --with-system-ffmpeg,
# but we do it anyway because we're so hardcore (and we don't want
# multiple copies of ffmpeg).
configureFlags = stdenv.lib.optionalString (!useInternalFfmpeg) "--with-system-ffmpeg";
buildInputs =
[ pkgconfig bzip2 gstPluginsBase ]
++ (if useInternalFfmpeg then [ yasm ] else [ ffmpeg ]);
meta = {
homepage = "http://gstreamer.freedesktop.org/releases/gst-ffmpeg";
description = "GStreamer's plug-in using FFmpeg";
license = "GPLv2+";
};
}