tjh.dev
nixpkgs mirror (for testing)
github.com/NixOS/nixpkgs
nix
1{
2 lib,
3 stdenv,
4 cmake,
5 fetchFromGitHub,
6 pkg-config,
7 versionCheckHook,
8 nix-update-script,
9 boost,
10 ffmpeg,
11 glslang,
12 llvmPackages,
13 ncnn,
14 spdlog,
15 vulkan-headers,
16 vulkan-loader,
17}:
18stdenv.mkDerivation (finalAttrs: {
19 pname = "video2x";
20 version = "6.4.0";
21
22 src = fetchFromGitHub {
23 owner = "k4yt3x";
24 repo = "video2x";
25 tag = finalAttrs.version;
26 hash = "sha256-DSsfGAkPOtqqj0FA1N33O+OYmv+CMUsrvmh5SrnF7eA=";
27 fetchSubmodules = false;
28 leaveDotGit = true;
29 postFetch = ''
30 pushd $out
31 git reset --hard HEAD
32
33 # Fetch the dependencies that nixpkgs cannot provide (non-recursive)
34 git submodule update --init third_party/librealesrgan_ncnn_vulkan
35 git submodule update --init third_party/librealcugan_ncnn_vulkan
36 git submodule update --init third_party/librife_ncnn_vulkan
37
38 # Cleanup
39 rm -rf .git
40
41 popd
42 '';
43 };
44
45 postPatch = ''
46 substituteInPlace src/fsutils.cpp \
47 --replace-fail '/usr/share/video2x' '${placeholder "out"}/share/video2x'
48 '';
49
50 strictDeps = true;
51
52 nativeBuildInputs = [
53 cmake
54 pkg-config
55 glslang
56 ];
57
58 buildInputs = [
59 boost
60 ffmpeg
61 ncnn
62 spdlog
63 vulkan-headers
64 vulkan-loader
65 ]
66 ++ lib.optionals stdenv.cc.isClang [
67 llvmPackages.openmp
68 ];
69
70 cmakeFlags = [
71 # Don't build the libvideo2x shared library, we only need the CLI tool
72 (lib.cmakeBool "BUILD_SHARED_LIBS" false)
73 ];
74
75 nativeInstallCheckInputs = [ versionCheckHook ];
76
77 versionCheckProgramArg = "--version";
78 doInstallCheck = true;
79
80 passthru = {
81 updateScript = nix-update-script { };
82 };
83
84 meta = {
85 description = "AI-powered video upscaling tool";
86 changelog = "https://github.com/k4yt3x/video2x/releases/tag/${finalAttrs.version}/CHANGELOG.md";
87 homepage = "https://github.com/k4yt3x/video2x";
88 license = lib.licenses.agpl3Plus;
89 platforms = [ "x86_64-linux" ];
90 mainProgram = "video2x";
91 maintainers = [ lib.maintainers.matteopacini ];
92 };
93})