# Copyright 1999-2023 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 EAPI=8 inherit flag-o-matic toolchain-funcs COMMIT="842ef367665edee29efa2b09f7298fa5ecabe8b5" DESCRIPTION="FFmpeg built specifically for codec support in Chromium-based browsers" HOMEPAGE="https://ffmpeg.org/" SRC_URI="https://dev.gentoo.org/~chewi/distfiles/${P}.tar.xz" SLOT="${PV}" LICENSE=" !gpl? ( LGPL-2.1 ) gpl? ( GPL-2 ) " KEYWORDS="amd64 ~arm ~arm64" # Options to use as use_enable in the foo[:bar] form. # This will feed configure with $(use_enable foo bar) # or $(use_enable foo foo) if no :bar is set. # foo is added to IUSE. FFMPEG_FLAG_MAP=( cpudetection:runtime-cpudetect debug +gpl vaapi vdpau vulkan # decoders mmal +opus:libopus nvenc:ffnvcodec # Threads; we only support pthread for now but ffmpeg supports more +threads:pthreads ) IUSE=" ${FFMPEG_FLAG_MAP[@]%:*} " # Strings for CPU features in the useflag[:configure_option] form # if :configure_option isn't set, it will use 'useflag' as configure option ARM_CPU_FEATURES=( cpu_flags_arm_thumb:armv5te cpu_flags_arm_v6:armv6 cpu_flags_arm_thumb2:armv6t2 cpu_flags_arm_neon:neon cpu_flags_arm_vfp:vfp cpu_flags_arm_vfpv3:vfpv3 cpu_flags_arm_v8:armv8 ) ARM_CPU_REQUIRED_USE=" arm64? ( cpu_flags_arm_v8 ) cpu_flags_arm_v8? ( cpu_flags_arm_vfpv3 cpu_flags_arm_neon ) cpu_flags_arm_neon? ( cpu_flags_arm_thumb2 cpu_flags_arm_vfp ) cpu_flags_arm_vfpv3? ( cpu_flags_arm_vfp ) cpu_flags_arm_thumb2? ( cpu_flags_arm_v6 ) cpu_flags_arm_v6? ( cpu_flags_arm_thumb ) " X86_CPU_FEATURES_RAW=( 3dnow:amd3dnow 3dnowext:amd3dnowext aes:aesni avx:avx avx2:avx2 fma3:fma3 fma4:fma4 mmx:mmx mmxext:mmxext sse:sse sse2:sse2 sse3:sse3 ssse3:ssse3 sse4_1:sse4 sse4_2:sse42 xop:xop ) X86_CPU_FEATURES=( ${X86_CPU_FEATURES_RAW[@]/#/cpu_flags_x86_} ) X86_CPU_REQUIRED_USE=" cpu_flags_x86_avx2? ( cpu_flags_x86_avx ) cpu_flags_x86_fma4? ( cpu_flags_x86_avx ) cpu_flags_x86_fma3? ( cpu_flags_x86_avx ) cpu_flags_x86_xop? ( cpu_flags_x86_avx ) cpu_flags_x86_avx? ( cpu_flags_x86_sse4_2 ) cpu_flags_x86_aes? ( cpu_flags_x86_sse4_2 ) cpu_flags_x86_sse4_2? ( cpu_flags_x86_sse4_1 ) cpu_flags_x86_sse4_1? ( cpu_flags_x86_ssse3 ) cpu_flags_x86_ssse3? ( cpu_flags_x86_sse3 ) cpu_flags_x86_sse3? ( cpu_flags_x86_sse2 ) cpu_flags_x86_sse2? ( cpu_flags_x86_sse ) cpu_flags_x86_sse? ( cpu_flags_x86_mmxext ) cpu_flags_x86_mmxext? ( cpu_flags_x86_mmx ) cpu_flags_x86_3dnowext? ( cpu_flags_x86_3dnow ) cpu_flags_x86_3dnow? ( cpu_flags_x86_mmx ) " CPU_FEATURES_MAP=( ${ARM_CPU_FEATURES[@]} ${X86_CPU_FEATURES[@]} ) IUSE="${IUSE} ${CPU_FEATURES_MAP[@]%:*}" CPU_REQUIRED_USE=" ${ARM_CPU_REQUIRED_USE} ${X86_CPU_REQUIRED_USE} " RDEPEND=" mmal? ( media-libs/raspberrypi-userland ) opus? ( >=media-libs/opus-1.0.2-r2 ) vaapi? ( >=media-libs/libva-1.2.1-r1:0= ) nvenc? ( >=media-libs/nv-codec-headers-9.1.23.1 ) vdpau? ( >=x11-libs/libvdpau-0.7 ) vulkan? ( >=media-libs/vulkan-loader-1.2.189:= ) " DEPEND="${RDEPEND} " BDEPEND=" >=sys-devel/make-3.81 virtual/pkgconfig cpu_flags_x86_mmx? ( || ( >=dev-lang/nasm-2.13 >=dev-lang/yasm-1.3 ) ) " REQUIRED_USE=" ${CPU_REQUIRED_USE}" RESTRICT=" test " PATCHES=( "${FILESDIR}"/${PN}-100.patch "${FILESDIR}"/${PN}-binutils-2.41.patch "${FILESDIR}"/chromium.patch ) src_prepare() { export revision=git-N-g${COMMIT:0:10} default # -fdiagnostics-color=auto gets appended after user flags which # will ignore user's preference. sed -i -e '/check_cflags -fdiagnostics-color=auto/d' configure || die echo 'include $(SRC_PATH)/ffbuild/libffmpeg.mak' >> Makefile || die } src_configure() { local myconf=( ) # bug 842201 use ia64 && tc-is-gcc && append-flags \ -fno-tree-ccp \ -fno-tree-dominator-opts \ -fno-tree-fre \ -fno-code-hoisting \ -fno-tree-pre \ -fno-tree-vrp local ffuse=( "${FFMPEG_FLAG_MAP[@]}" ) for i in "${ffuse[@]#+}" ; do myconf+=( $(use_enable ${i%:*} ${i#*:}) ) done # CPU features for i in "${CPU_FEATURES_MAP[@]}" ; do use ${i%:*} || myconf+=( --disable-${i#*:} ) done # Try to get cpu type based on CFLAGS. # Bug #172723 # We need to do this so that features of that CPU will be better used # If they contain an unknown CPU it will not hurt since ffmpeg's configure # will just ignore it. for i in $(get-flag mcpu) $(get-flag march) ; do [[ ${i} = native ]] && i="host" # bug #273421 myconf+=( --cpu=${i} ) break done # LTO support, bug #566282, bug #754654, bug #772854 is-flagq "-flto*" && myconf+=( "--enable-lto" ) filter-lto # Mandatory configuration myconf=( --disable-stripping # This is only for hardcoded cflags; those are used in configure checks that may # interfere with proper detections, bug #671746 and bug #645778 # We use optflags, so that overrides them anyway. --disable-optimizations --disable-libcelt # bug #664158 "${myconf[@]}" ) # cross compile support if tc-is-cross-compiler ; then myconf+=( --enable-cross-compile --arch=$(tc-arch-kernel) --cross-prefix=${CHOST}- --host-cc="$(tc-getBUILD_CC)" ) case ${CHOST} in *mingw32*) myconf+=( --target-os=mingw32 ) ;; *linux*) myconf+=( --target-os=linux ) ;; esac fi # Use --extra-libs if needed for LIBS set -- "${S}/configure" \ --prefix="${EPREFIX}/usr" \ --libdir="${EPREFIX}/usr/$(get_libdir)" \ --shlibdir="${EPREFIX}/usr/$(get_libdir)" \ --cc="$(tc-getCC)" \ --cxx="$(tc-getCXX)" \ --ar="$(tc-getAR)" \ --nm="$(tc-getNM)" \ --strip="$(tc-getSTRIP)" \ --ranlib="$(tc-getRANLIB)" \ --pkg-config="$(tc-getPKG_CONFIG)" \ --optflags="${CFLAGS}" \ --disable-all \ --disable-autodetect \ --disable-error-resilience \ --disable-everything \ --disable-faan \ --disable-iconv \ --disable-network \ --enable-avcodec \ --enable-avformat \ --enable-avutil \ --enable-decoder=aac,flac,h264,libopus,mp3,pcm_alaw,pcm_f32le,pcm_mulaw,pcm_s16be,pcm_s16le,pcm_s24be,pcm_s24le,pcm_s32le,pcm_u8,theora,vorbis,vp8 \ --enable-demuxer=aac,flac,matroska,mov,mp3,ogg,wav \ --enable-parser=aac,flac,h264,mpegaudio,opus,vorbis,vp3,vp8,vp9 \ --enable-pic \ --enable-static \ "${myconf[@]}" \ ${EXTRA_FFMPEG_CONF} echo "${@}" "${@}" || die } src_compile() { emake V=1 libffmpeg } src_install() { emake V=1 DESTDIR="${D}" install-libffmpeg }