nixpkgs/pkgs/development/libraries/libaom/default.nix
Ivan Babrou aaf5c54afd
libaom: disable runtime cpu detection on darwin (#112685)
CPU detection is only enabled for PPC and ARM. It's also not implemented
on Darwin, so no reason to keep it enabled there. This helps #105026.
2021-02-11 18:36:43 +01:00

60 lines
1.7 KiB
Nix

{ lib, stdenv, fetchgit, yasm, perl, cmake, pkg-config, python3 }:
stdenv.mkDerivation rec {
pname = "libaom";
version = "2.0.0";
src = fetchgit {
url = "https://aomedia.googlesource.com/aom";
rev = "v${version}";
sha256 = "1616xjhj6770ykn82ml741h8hx44v507iky3s9h7a5lnk9d4cxzy";
};
patches = [ ./outputs.patch ];
nativeBuildInputs = [
yasm perl cmake pkg-config python3
];
preConfigure = ''
# build uses `git describe` to set the build version
cat > $NIX_BUILD_TOP/git << "EOF"
#!${stdenv.shell}
echo v${version}
EOF
chmod +x $NIX_BUILD_TOP/git
export PATH=$NIX_BUILD_TOP:$PATH
'';
# Configuration options:
# https://aomedia.googlesource.com/aom/+/refs/heads/master/build/cmake/aom_config_defaults.cmake
cmakeFlags = [
"-DBUILD_SHARED_LIBS=ON"
"-DENABLE_TESTS=OFF"
] ++ lib.optionals stdenv.isDarwin [
# CPU detection isn't supported on Darwin and breaks the aarch64-darwin build:
"-DCONFIG_RUNTIME_CPU_DETECT=OFF"
];
postFixup = ''
moveToOutput lib/libaom.a "$static"
'';
outputs = [ "out" "bin" "dev" "static" ];
meta = with lib; {
description = "Alliance for Open Media AV1 codec library";
longDescription = ''
Libaom is the reference implementation of the AV1 codec from the Alliance
for Open Media. It contains an AV1 library as well as applications like
an encoder (aomenc) and a decoder (aomdec).
'';
homepage = "https://aomedia.org/av1-features/get-started/";
changelog = "https://aomedia.googlesource.com/aom/+/refs/tags/v${version}/CHANGELOG";
maintainers = with maintainers; [ primeos kiloreux ];
platforms = platforms.all;
license = licenses.bsd2;
};
}