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{ lib
, stdenv
, fetchFromGitHub
, fetchpatch
, cmake
, qtbase
, obs-studio
}:
stdenv.mkDerivation rec {
pname = "obs-v4l2sink";
version = "0.1.0";
src = fetchFromGitHub {
owner = "CatxFish";
repo = "obs-v4l2sink";
rev = version;
sha256 = "0l4lavaywih5lzwgxcbnvdrxhpvkrmh56li06s3aryikngxwsk3z";
};
nativeBuildInputs = [ cmake ];
buildInputs = [ qtbase obs-studio ];
patches = [
# Fixes the segfault when stopping the plugin
(fetchpatch {
url = "https://github.com/CatxFish/obs-v4l2sink/commit/6604f01796d1b84a95714730ea51a6b8ac0e450b.diff";
sha256 = "0crcvw02dj0aqy7hnhizjdsnhiw03zmg6cbdkasxz2mrrbyc3s88";
})
];
cmakeFlags = with lib; [
"-DLIBOBS_INCLUDE_DIR=${obs-studio.src}/libobs"
];
# obs-studio expects the shared object to be located in bin/32bit or bin/64bit
# https://github.com/obsproject/obs-studio/blob/d60c736cb0ec0491013293c8a483d3a6573165cb/libobs/obs-nix.c#L48
postInstall = let
pluginPath = {
i686-linux = "bin/32bit";
x86_64-linux = "bin/64bit";
}.${stdenv.targetPlatform.system} or (throw "Unsupported system: ${stdenv.targetPlatform.system}");
in ''
mkdir -p $out/share/obs/obs-plugins/v4l2sink/${pluginPath}
ln -s $out/lib/obs-plugins/v4l2sink.so $out/share/obs/obs-plugins/v4l2sink/${pluginPath}
'';
meta = with lib; {
description = "obs studio output plugin for Video4Linux2 device";
homepage = "https://github.com/CatxFish/obs-v4l2sink";
maintainers = with maintainers; [ colemickens peelz ];
license = licenses.gpl2;
platforms = [ "x86_64-linux" "i686-linux" ];
};
}
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