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|
{ stdenv
, lib
, blackmagic-desktop-video
, kernel
}:
stdenv.mkDerivation (finalAttrs: {
pname = "decklink";
# the download is a horrible curl mess. we reuse it between the kernel module
# and desktop service, since the version of the two have to match anyways.
# See pkgs/by-name/bl/blackmagic-desktop-video/package.nix for more.
inherit (blackmagic-desktop-video) src version;
KERNELDIR = "${kernel.dev}/lib/modules/${kernel.modDirVersion}/build";
INSTALL_MOD_PATH = placeholder "out";
nativeBuildInputs = kernel.moduleBuildDependencies;
postUnpack = let
arch = stdenv.hostPlatform.uname.processor;
in ''
tar xf Blackmagic_Desktop_Video_Linux_${lib.head (lib.splitString "a" finalAttrs.version)}/other/${arch}/desktopvideo-${finalAttrs.version}-${arch}.tar.gz
moduleRoot=$NIX_BUILD_TOP/desktopvideo-${finalAttrs.version}-${stdenv.hostPlatform.uname.processor}/usr/src
sourceRoot=$moduleRoot
'';
buildPhase = ''
runHook preBuild
make -C $moduleRoot/blackmagic-${finalAttrs.version} -j$NIX_BUILD_CORES
make -C $moduleRoot/blackmagic-io-${finalAttrs.version} -j$NIX_BUILD_CORES
runHook postBuild
'';
installPhase = ''
runHook preInstall
make -C $KERNELDIR M=$moduleRoot/blackmagic-${finalAttrs.version} modules_install
make -C $KERNELDIR M=$moduleRoot/blackmagic-io-${finalAttrs.version} modules_install
runHook postInstall
'';
meta = with lib; {
homepage = "https://www.blackmagicdesign.com/support/family/capture-and-playback";
maintainers = [ maintainers.naxdy ];
license = licenses.unfree;
description = "Kernel module for the Blackmagic Design Decklink cards";
sourceProvenance = with lib.sourceTypes; [ binaryFirmware ];
platforms = platforms.linux;
};
})
|
