diff options
Diffstat (limited to 'nixpkgs/pkgs/development/libraries/x265')
-rw-r--r-- | nixpkgs/pkgs/development/libraries/x265/default.nix | 144 | ||||
-rw-r--r-- | nixpkgs/pkgs/development/libraries/x265/fix-neon-detection.patch | 28 |
2 files changed, 172 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/x265/default.nix b/nixpkgs/pkgs/development/libraries/x265/default.nix new file mode 100644 index 000000000000..2fb4f995fe4c --- /dev/null +++ b/nixpkgs/pkgs/development/libraries/x265/default.nix @@ -0,0 +1,144 @@ +{ lib +, stdenv +, fetchurl +, fetchpatch +, cmake +, nasm + +# NUMA support enabled by default on NUMA platforms: +, numaSupport ? (stdenv.hostPlatform.isLinux && (stdenv.hostPlatform.isx86 || stdenv.hostPlatform.isAarch64)) +, numactl + +# Multi bit-depth support (8bit+10bit+12bit): +, multibitdepthSupport ? (stdenv.is64bit && !(stdenv.isAarch64 && stdenv.isLinux)) + +# Other options: +, cliSupport ? true # Build standalone CLI application +, custatsSupport ? false # Internal profiling of encoder work +, debugSupport ? false # Run-time sanity checks (debugging) +, ppaSupport ? false # PPA profiling instrumentation +, unittestsSupport ? stdenv.isx86_64 # Unit tests - only testing x64 assembly +, vtuneSupport ? false # Vtune profiling instrumentation +, werrorSupport ? false # Warnings as errors +}: + +let + mkFlag = optSet: flag: if optSet then "-D${flag}=ON" else "-D${flag}=OFF"; + + isCross = stdenv.buildPlatform != stdenv.hostPlatform; + + cmakeCommonFlags = [ + "-Wno-dev" + (mkFlag custatsSupport "DETAILED_CU_STATS") + (mkFlag debugSupport "CHECKED_BUILD") + (mkFlag ppaSupport "ENABLE_PPA") + (mkFlag vtuneSupport "ENABLE_VTUNE") + (mkFlag werrorSupport "WARNINGS_AS_ERRORS") + # Potentially riscv cross could be fixed by providing the correct CMAKE_SYSTEM_PROCESSOR flag + ] ++ lib.optional (isCross && stdenv.hostPlatform.isRiscV) "-DENABLE_ASSEMBLY=OFF"; + + cmakeStaticLibFlags = [ + "-DHIGH_BIT_DEPTH=ON" + "-DENABLE_CLI=OFF" + "-DENABLE_SHARED=OFF" + "-DEXPORT_C_API=OFF" + ] ++ lib.optionals stdenv.hostPlatform.isPower [ + "-DENABLE_ALTIVEC=OFF" # https://bitbucket.org/multicoreware/x265_git/issues/320/fail-to-build-on-power8-le + ]; + +in + +stdenv.mkDerivation rec { + pname = "x265"; + version = "3.5"; + + outputs = [ "out" "dev" ]; + + # Check that x265Version.txt contains the expected version number + # whether we fetch a source tarball or a tag from the git repo + src = fetchurl { + url = "https://bitbucket.org/multicoreware/x265_git/downloads/x265_${version}.tar.gz"; + hash = "sha256-5wozNcrKy7oLOiDsb+zWeDkyKI68gWOtdLzJYGR3yug="; + }; + + sourceRoot = "x265_${version}/source"; + + patches = [ + # More aliases for ARM platforms + do not force CLFAGS for ARM : + (fetchpatch { + url = "https://gitweb.gentoo.org/repo/gentoo.git/plain/media-libs/x265/files/arm-r1.patch?id=1d1de341e1404a46b15ae3e84bc400d474cf1a2c"; + sha256 = "1hgzq5vxkwh0nyikxjfz8gz3jvx2nq3yy12mz3fn13qvzdlb5ilp"; + }) + # use proper check to avoid undefined symbols when enabling assembly on ARM : + (fetchpatch { + url = "https://gitweb.gentoo.org/repo/gentoo.git/plain/media-libs/x265/files/neon.patch?id=1d1de341e1404a46b15ae3e84bc400d474cf1a2c"; + sha256 = "1mmshpbyldrfqxfmdajqal4l647zvlrwdai8pxw99qg4v8gajfii"; + }) + # More complete PPC64 matches : + (fetchpatch { + url = "https://gitweb.gentoo.org/repo/gentoo.git/plain/media-libs/x265/files/x265-3.3-ppc64.patch?id=1d1de341e1404a46b15ae3e84bc400d474cf1a2c"; + sha256 = "1mvw678xfm0vr59n5jilq56qzcgk1gmcip2afyafkqiv21nbms8c"; + }) + # Namespace functions for multi-bitdepth builds so that libraries are self-contained (and tests succeeds) : + (fetchpatch { + url = "https://gitweb.gentoo.org/repo/gentoo.git/plain/media-libs/x265/files/test-ns.patch?id=1d1de341e1404a46b15ae3e84bc400d474cf1a2c"; + sha256 = "0zg3g53l07yh7ar5c241x50y5zp7g8nh8rh63ad4bdpchpc2f52d"; + }) + # Fix detection of NEON (and armv6 build) : + ./fix-neon-detection.patch + ]; + + postPatch = '' + substituteInPlace cmake/Version.cmake \ + --replace "unknown" "${version}" \ + --replace "0.0" "${version}" + ''; + + nativeBuildInputs = [ cmake nasm ] ++ lib.optionals (numaSupport) [ numactl ]; + + # Builds 10bits and 12bits static libs on the side if multi bit-depth is wanted + # (we are in x265_<version>/source/build) + preBuild = lib.optionalString (multibitdepthSupport) '' + cmake -S ../ -B ../build-10bits ${toString cmakeCommonFlags} ${toString cmakeStaticLibFlags} + make -C ../build-10bits -j $NIX_BUILD_CORES + cmake -S ../ -B ../build-12bits ${toString cmakeCommonFlags} ${toString cmakeStaticLibFlags} -DMAIN12=ON + make -C ../build-12bits -j $NIX_BUILD_CORES + ln -s ../build-10bits/libx265.a ./libx265-10.a + ln -s ../build-12bits/libx265.a ./libx265-12.a + ''; + + cmakeFlags = cmakeCommonFlags ++ [ + "-DGIT_ARCHETYPE=1" # https://bugs.gentoo.org/814116 + "-DENABLE_SHARED=${if stdenv.hostPlatform.isStatic then "OFF" else "ON"}" + "-DHIGH_BIT_DEPTH=OFF" + "-DENABLE_HDR10_PLUS=ON" + (mkFlag (isCross && stdenv.hostPlatform.isAarch) "CROSS_COMPILE_ARM") + (mkFlag cliSupport "ENABLE_CLI") + (mkFlag unittestsSupport "ENABLE_TESTS") + ] ++ lib.optionals (multibitdepthSupport) [ + "-DEXTRA_LIB=x265-10.a;x265-12.a" + "-DEXTRA_LINK_FLAGS=-L." + "-DLINKED_10BIT=ON" + "-DLINKED_12BIT=ON" + ]; + + doCheck = unittestsSupport; + checkPhase = '' + runHook preCheck + ./test/TestBench + runHook postCheck + ''; + + postInstall = '' + rm -f ${placeholder "out"}/lib/*.a + ''; + + meta = with lib; { + description = "Library for encoding H.265/HEVC video streams"; + homepage = "https://www.x265.org/"; + changelog = "https://x265.readthedocs.io/en/master/releasenotes.html#version-${lib.strings.replaceStrings ["."] ["-"] version}"; + license = licenses.gpl2Plus; + maintainers = with maintainers; [ codyopel ]; + platforms = platforms.all; + }; +} diff --git a/nixpkgs/pkgs/development/libraries/x265/fix-neon-detection.patch b/nixpkgs/pkgs/development/libraries/x265/fix-neon-detection.patch new file mode 100644 index 000000000000..dbb826e54668 --- /dev/null +++ b/nixpkgs/pkgs/development/libraries/x265/fix-neon-detection.patch @@ -0,0 +1,28 @@ +commit 72489cd0a1c229258abe4f20e4fdfd414dfa88da +Author: rnhmjoj <rnhmjoj@inventati.org> +Date: Sun Oct 2 00:15:24 2022 +0200 + + Fix NEON detection + +diff --git a/cmake/FindNeon.cmake b/cmake/FindNeon.cmake +index 0062449..9c436d9 100644 +--- a/cmake/FindNeon.cmake ++++ b/cmake/FindNeon.cmake +@@ -1,10 +1,11 @@ + include(FindPackageHandleStandardArgs) + + # Check the version of neon supported by the ARM CPU +-execute_process(COMMAND cat /proc/cpuinfo | grep Features | grep neon +- OUTPUT_VARIABLE neon_version +- ERROR_QUIET +- OUTPUT_STRIP_TRAILING_WHITESPACE) +-if(neon_version) +- set(CPU_HAS_NEON 1) ++message(STATUS "Detecting NEON support") ++execute_process(COMMAND sed -n "/Features.* neon/q 1" /proc/cpuinfo ++ RESULT_VARIABLE CPU_HAS_NEON) ++if(CPU_HAS_NEON) ++ message(STATUS "Detecting NEON support - supported") ++else() ++ message(STATUS "Detecting NEON support - not supported" ) + endif() |