depot/third_party/nixpkgs/pkgs/development/libraries/libplacebo/default.nix

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{ lib
, stdenv
, fetchFromGitLab
, meson
, ninja
, pkg-config
, python3Packages
, vulkan-headers
, vulkan-loader
, shaderc
, lcms2
, libGL
, libX11
, libunwind
, libdovi
, xxHash
, fast-float
, vulkanSupport ? true
}:
stdenv.mkDerivation rec {
pname = "libplacebo";
version = "7.349.0";
src = fetchFromGitLab {
domain = "code.videolan.org";
owner = "videolan";
repo = pname;
rev = "v${version}";
hash = "sha256-mIjQvc7SRjE1Orb2BkHK+K1TcRQvzj2oUOCUT4DzIuA=";
};
nativeBuildInputs = [
meson
ninja
pkg-config
python3Packages.jinja2
python3Packages.glad2
];
buildInputs = [
shaderc
lcms2
libGL
libX11
libunwind
libdovi
xxHash
vulkan-headers
] ++ lib.optionals vulkanSupport [
vulkan-loader
] ++ lib.optionals (!stdenv.cc.isGNU) [
fast-float
];
mesonFlags = [
(lib.mesonBool "demos" false) # Don't build and install the demo programs
(lib.mesonEnable "d3d11" false) # Disable the Direct3D 11 based renderer
(lib.mesonEnable "glslang" false) # rely on shaderc for GLSL compilation instead
(lib.mesonEnable "vk-proc-addr" vulkanSupport)
(lib.mesonOption "vulkan-registry" "${vulkan-headers}/share/vulkan/registry/vk.xml")
] ++ lib.optionals stdenv.hostPlatform.isDarwin [
(lib.mesonEnable "unwind" false) # libplacebo doesnt build with `darwin.libunwind`
];
postPatch = ''
substituteInPlace meson.build \
--replace 'python_env.append' '#'
'';
meta = with lib; {
description = "Reusable library for GPU-accelerated video/image rendering primitives";
longDescription = ''
Reusable library for GPU-accelerated image/view processing primitives and
shaders, as well a batteries-included, extensible, high-quality rendering
pipeline (similar to mpv's vo_gpu). Supports Vulkan, OpenGL and Metal (via
MoltenVK).
'';
homepage = "https://code.videolan.org/videolan/libplacebo";
changelog = "https://code.videolan.org/videolan/libplacebo/-/tags/v${version}";
license = licenses.lgpl21Plus;
maintainers = with maintainers; [ primeos ];
platforms = platforms.all;
};
}