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path: root/pkgs/applications/video/obs-studio/obs-multi-rtmp.nix
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{ lib, stdenv, fetchFromGitHub, obs-studio, cmake, qtbase }:

stdenv.mkDerivation rec {
  pname = "obs-multi-rtmp";
  version = "0.2.6";

  src = fetchFromGitHub {
    owner = "sorayuki";
    repo = "obs-multi-rtmp";
    rev = version;
    sha256 = "sha256-SMcVL54HwFIc7/wejEol2XiZhlZCMVCwHHtIKJ/CoYY=";
  };

  nativeBuildInputs = [ cmake ];
  buildInputs = [ obs-studio qtbase ];

  cmakeFlags = [
    "-DLIBOBS_INCLUDE_DIR=${obs-studio}/include/obs"
  ];

  dontWrapQtApps = true;

  # 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 $out/share/obs/obs-plugins/obs-multi-rtmp/${pluginPath}
    ln -s $out/lib/obs-plugins/obs-multi-rtmp.so $out/share/obs/obs-plugins/obs-multi-rtmp/${pluginPath}
  '';

  meta = with lib; {
    homepage = "https://github.com/sorayuki/obs-multi-rtmp/";
    changelog = "https://github.com/sorayuki/obs-multi-rtmp/releases/tag/${version}";
    description = "Multi-site simultaneous broadcast plugin for OBS Studio";
    license = licenses.gpl2Only;
    maintainers = with maintainers; [ jk ];
    platforms = [ "x86_64-linux" "i686-linux" ];
  };
}