droidcam.nix

droidcam.nix

{ stdenv, fetchzip, pkgconfig, ffmpeg, gtk2-x11, libjpeg }:

stdenv.mkDerivation rec {
  pname = "droidcam";
  version = "0";

  src = fetchzip {
     url = "https://github.com/aramg/droidcam/archive/03d6de8d5628663c75a6e266c4ae6a26a2bbe682.zip";
     sha256 = "05kd5ihwb3fldmalv67jgpw4x0z0q39lfis69r7yh03qiqlviymk";
  };

  sourceRoot = "source/linux";

  buildInputs = [ pkgconfig ];
  nativeBuildInputs = [ ffmpeg gtk2-x11 libjpeg ];

  postPatch = ''
    sed -i -e 's:/opt/libjpeg-turbo/include:${libjpeg.out}/include:' Makefile
    sed -i -e 's:/opt/libjpeg-turbo/lib`getconf LONG_BIT`/libturbojpeg.a:${libjpeg.out}/lib/libturbojpeg.so:' Makefile
  '';

  installPhase = ''
    mkdir -p $out/bin
    cp droidcam droidcam-cli $out/bin/
  '';

  meta = with stdenv.lib; {
    description = "DroidCam Linux client";
    homepage = https://github.com/aramg/droidcam;
  };
}

v4l2loopback-dc.nix

{ stdenv, fetchzip, kernel }:

stdenv.mkDerivation rec {
  pname = "v4l2loopback-dc";
  version = "0";

  src = fetchzip {
     url = "https://github.com/aramg/droidcam/archive/03d6de8d5628663c75a6e266c4ae6a26a2bbe682.zip";
     sha256 = "05kd5ihwb3fldmalv67jgpw4x0z0q39lfis69r7yh03qiqlviymk";
  };

  sourceRoot = "source/linux/v4l2loopback";

  KVER = "${kernel.modDirVersion}";
  KBUILD_DIR = "${kernel.dev}/lib/modules/${kernel.modDirVersion}/build";

  nativeBuildInputs = kernel.moduleBuildDependencies;

  postPatch = ''
    sed -i -e 's:/lib/modules/`uname -r`/build:${KBUILD_DIR}:g' Makefile
  '';

  installPhase = ''
    mkdir -p $out/lib/modules/${KVER}/kernels/media/video
    cp v4l2loopback-dc.ko $out/lib/modules/${KVER}/kernels/media/video/
  '';

  meta = with stdenv.lib; {
    description = "DroidCam kernel module v4l2loopback-dc";
    homepage = https://github.com/aramg/droidcam;
  };
}

zzz-README.md

configuration.nix:

let v4l2loopback-dc = pkgs.callPackage ./v4l2loopback-dc.nix {
      kernel = pkgs.linux_5_4;
    };
    droidcam = pkgs.callPackage ./droidcam.nix {};
in {
  boot.kernelPackages = pkgs.linuxPackages_5_4;
  boot.extraModulePackages = [ v4l2loopback-dc ];
  environment.systemPackages = [ droidcam ];
}