{ stdenv, fetchFromBitbucket, cmake, nasm, numactl , numaSupport ? stdenv.hostPlatform.isLinux && (stdenv.hostPlatform.isx86 || stdenv.hostPlatform.isAarch64) # Enabled by default on NUMA platforms , debugSupport ? false # Run-time sanity checks (debugging) , werrorSupport ? false # Warnings as errors , ppaSupport ? false # PPA profiling instrumentation , vtuneSupport ? false # Vtune profiling instrumentation , custatsSupport ? false # Internal profiling of encoder work , cliSupport ? true # Build standalone CLI application , unittestsSupport ? false # Unit tests }: let mkFlag = optSet: flag: if optSet then "-D${flag}=ON" else "-D${flag}=OFF"; inherit (stdenv) is64bit; cmakeFlagsAll = [ "-DSTATIC_LINK_CRT=OFF" (mkFlag debugSupport "CHECKED_BUILD") (mkFlag ppaSupport "ENABLE_PPA") (mkFlag vtuneSupport "ENABLE_VTUNE") (mkFlag custatsSupport "DETAILED_CU_STATS") (mkFlag unittestsSupport "ENABLE_TESTS") (mkFlag werrorSupport "WARNINGS_AS_ERRORS") ] ++ stdenv.lib.optionals stdenv.hostPlatform.isPower [ "-DENABLE_ALTIVEC=OFF" ]; version = "3.4"; src = fetchFromBitbucket { owner = "multicoreware"; repo = "x265_git"; rev = version; sha256 = "1jzgv2hxhcwmsdf6sbgyzm88a46dp09ll1fqj92g9vckvh9a7dsn"; }; buildLib = has12Bit: stdenv.mkDerivation rec { name = "libx265-${if has12Bit then "12" else "10"}-${version}"; inherit src; enableParallelBuilding = true; postPatch = '' sed -i 's/unknown/${version}/g' source/cmake/version.cmake sed -i 's/0.0/${version}/g' source/cmake/version.cmake ''; cmakeLibFlags = [ "-DENABLE_CLI=OFF" "-DENABLE_SHARED=OFF" "-DENABLE_HDR10_PLUS=ON" "-DEXPORT_C_API=OFF" "-DHIGH_BIT_DEPTH=ON" ]; cmakeFlags = [(mkFlag has12Bit "MAIN12")] ++ cmakeLibFlags ++ cmakeFlagsAll; preConfigure = '' cd source ''; nativeBuildInputs = [cmake nasm] ++ stdenv.lib.optional numaSupport numactl; }; libx265-10 = buildLib false; libx265-12 = buildLib true; in stdenv.mkDerivation rec { pname = "x265"; inherit version src; enableParallelBuilding = true; postPatch = '' sed -i 's/unknown/${version}/g' source/cmake/version.cmake sed -i 's/0.0/${version}/g' source/cmake/version.cmake ''; cmakeFlags = [ "-DENABLE_SHARED=ON" "-DHIGH_BIT_DEPTH=OFF" "-DENABLE_HDR10_PLUS=OFF" ] ++ stdenv.lib.optionals (is64bit && !(stdenv.isAarch64 && stdenv.isLinux)) [ "-DEXTRA_LIB=${libx265-10}/lib/libx265.a;${libx265-12}/lib/libx265.a" "-DLINKED_10BIT=ON" "-DLINKED_12BIT=ON" ] ++ [ (mkFlag cliSupport "ENABLE_CLI") ] ++ cmakeFlagsAll; preConfigure = '' cd source ''; postInstall = '' rm $out/lib/*.a ''; nativeBuildInputs = [ cmake nasm ] ++ stdenv.lib.optional numaSupport numactl; meta = with stdenv.lib; { description = "Library for encoding h.265/HEVC video streams"; homepage = "http://x265.org"; license = licenses.gpl2; maintainers = with maintainers; [ codyopel ]; platforms = platforms.all; }; }