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{ lib
, stdenv
, fetchFromGitHub
, gst_all_1
, pciutils
, pkg-config
, meson
, ninja
, obs-studio
}:
stdenv.mkDerivation rec {
pname = "obs-vaapi";
version = "0.4.1";
src = fetchFromGitHub {
owner = "fzwoch";
repo = pname;
rev = version;
hash = "sha256-PpGNLIOz+fCpcP/nvjcJ+1fkduxjcbZjb7yx8TUO25s=";
};
nativeBuildInputs = [ pkg-config meson ninja ];
buildInputs = with gst_all_1; [ gstreamer gst-plugins-base obs-studio pciutils ];
# - We need "getLib" instead of default derivation, otherwise it brings gstreamer-bin;
# - without gst-plugins-base it won't even show proper errors in logs;
# - Without gst-plugins-bad it won't find element "vapostproc";
# - gst-vaapi adds "VA-API" to "Encoder type";
# Tip: "could not link appsrc to videoconvert1" can mean a lot of things, enable GST_DEBUG=2 for help.
passthru.obsWrapperArguments =
let
gstreamerHook = package: "--prefix GST_PLUGIN_SYSTEM_PATH_1_0 : ${lib.getLib package}/lib/gstreamer-1.0";
in
with gst_all_1; builtins.map gstreamerHook [
gstreamer
gst-plugins-base
gst-plugins-bad
gst-vaapi
];
# Fix output directory
postInstall = ''
mkdir $out/lib/obs-plugins
mv $out/lib/obs-vaapi.so $out/lib/obs-plugins/
'';
meta = with lib; {
description = "OBS Studio VAAPI support via GStreamer";
homepage = "https://github.com/fzwoch/obs-vaapi";
changelog = "https://github.com/fzwoch/obs-vaapi/releases/tag/${version}";
maintainers = with maintainers; [ ahuzik pedrohlc ];
license = licenses.gpl2Plus;
platforms = [ "x86_64-linux" "i686-linux" ];
};
}
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