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-rw-r--r--media-video/pipewire/pipewire-1.0.5.ebuild512
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+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+# 1. Please regularly check (even at the point of bumping) Fedora's packaging
+# for needed backports at https://src.fedoraproject.org/rpms/pipewire/tree/rawhide.
+#
+# 2. Upstream also sometimes amend release notes for the previous release to mention
+# needed patches, e.g. https://gitlab.freedesktop.org/pipewire/pipewire/-/tags/0.3.55#distros
+#
+# 3. Keep an eye on git master (for both PipeWire and WirePlumber) as things
+# continue to move quickly. It's not uncommon for fixes to be made shortly
+# after releases.
+
+# TODO: Maybe get upstream to produce `meson dist` tarballs:
+# - https://gitlab.freedesktop.org/pipewire/pipewire/-/issues/3663
+# - https://gitlab.freedesktop.org/pipewire/pipewire/-/merge_requests/1788
+#
+# Generate using https://github.com/thesamesam/sam-gentoo-scripts/blob/main/niche/generate-pipewire-docs
+# Set to 1 if prebuilt, 0 if not
+# (the construct below is to allow overriding from env for script)
+: ${PIPEWIRE_DOCS_PREBUILT:=1}
+
+PIPEWIRE_DOCS_PREBUILT_DEV=sam
+PIPEWIRE_DOCS_VERSION=$(ver_cut 1-2).0
+# Default to generating docs (inc. man pages) if no prebuilt; overridden later
+PIPEWIRE_DOCS_USEFLAG="+man"
+PYTHON_COMPAT=( python3_{10..12} )
+inherit meson-multilib optfeature prefix python-any-r1 systemd tmpfiles udev
+
+if [[ ${PV} == 9999 ]]; then
+ PIPEWIRE_DOCS_PREBUILT=0
+ EGIT_REPO_URI="https://gitlab.freedesktop.org/${PN}/${PN}.git"
+ inherit git-r3
+else
+ if [[ ${PV} == *_p* ]] ; then
+ MY_COMMIT=""
+ SRC_URI="https://gitlab.freedesktop.org/pipewire/pipewire/-/archive/${MY_COMMIT}/pipewire-${MY_COMMIT}.tar.bz2 -> ${P}.tar.bz2"
+ S="${WORKDIR}"/${PN}-${MY_COMMIT}
+ else
+ SRC_URI="https://gitlab.freedesktop.org/${PN}/${PN}/-/archive/${PV}/${P}.tar.bz2"
+ fi
+
+ if [[ ${PIPEWIRE_DOCS_PREBUILT} == 1 ]] ; then
+ SRC_URI+=" !man? ( https://dev.gentoo.org/~${PIPEWIRE_DOCS_PREBUILT_DEV}/distfiles/${CATEGORY}/${PN}/${PN}-${PIPEWIRE_DOCS_VERSION}-docs.tar.xz )"
+ PIPEWIRE_DOCS_USEFLAG="man"
+ fi
+
+ KEYWORDS="~amd64 ~arm ~arm64 ~loong ~mips ~ppc ~ppc64 ~riscv ~sparc ~x86"
+fi
+
+DESCRIPTION="Multimedia processing graphs"
+HOMEPAGE="https://pipewire.org/"
+
+LICENSE="MIT LGPL-2.1+ GPL-2"
+# ABI was broken in 0.3.42 for https://gitlab.freedesktop.org/pipewire/wireplumber/-/issues/49
+SLOT="0/0.4"
+IUSE="${PIPEWIRE_DOCS_USEFLAG} bluetooth dbus doc echo-cancel extra ffmpeg flatpak gstreamer gsettings ieee1394 jack-client jack-sdk liblc3 lv2"
+IUSE+=" modemmanager pipewire-alsa readline roc selinux sound-server ssl system-service systemd test v4l X zeroconf"
+
+# Once replacing system JACK libraries is possible, it's likely that
+# jack-client IUSE will need blocking to avoid users accidentally
+# configuring their systems to send PW sink output to the emulated
+# JACK's sink - doing so is likely to yield no audio, cause a CPU
+# cycles consuming loop (and may even cause GUI crashes)!
+
+# - TODO: There should be "sound-server? ( || ( alsa bluetooth ) )" here, but ALSA is always enabled
+# - TODO: Pulseaudio alsa plugin performs runtime check that pulseaudio server connection will work
+# which provides adequate guarantee that alsa-lib will be able to provide audio services.
+# If that works, pulseaudio defaults are loaded into alsa-lib runtime replacing default PCM and CTL.
+# When pipewire-alsa will be able to perform similar check, pipewire-alsa can be enabled unconditionally.
+# - ffmpeg is only used for pw-cat. We don't build the spa plugin which receives barely any activity.
+REQUIRED_USE="
+ ffmpeg? ( extra )
+ bluetooth? ( dbus )
+ jack-sdk? ( !jack-client )
+ modemmanager? ( bluetooth )
+ system-service? ( systemd )
+ !sound-server? ( !pipewire-alsa )
+ jack-client? ( dbus )
+"
+
+RESTRICT="!test? ( test )"
+
+BDEPEND="
+ >=dev-build/meson-0.59
+ virtual/pkgconfig
+ dbus? ( dev-util/gdbus-codegen )
+ doc? (
+ ${PYTHON_DEPS}
+ >=app-text/doxygen-1.9.8
+ media-gfx/graphviz
+ )
+ man? (
+ ${PYTHON_DEPS}
+ >=app-text/doxygen-1.9.8
+ )
+"
+# * While udev could technically be optional, it's needed for a number of options,
+# and not really worth it, bug #877769.
+#
+# * Supports both legacy webrtc-audio-processing:0 and new webrtc-audio-processing:1.
+# We depend on :1 as it prefers that, it's not legacy, and to avoid automagic.
+#
+# * Older Doxygen (<1.9.8) may work but inferior output is created:
+# - https://gitlab.freedesktop.org/pipewire/pipewire/-/merge_requests/1778
+# - https://github.com/doxygen/doxygen/issues/9254
+RDEPEND="
+ acct-group/audio
+ acct-group/pipewire
+ media-libs/alsa-lib[${MULTILIB_USEDEP}]
+ sys-libs/ncurses:=[unicode(+)]
+ virtual/libintl[${MULTILIB_USEDEP}]
+ virtual/libudev[${MULTILIB_USEDEP}]
+ bluetooth? (
+ dev-libs/glib
+ media-libs/fdk-aac
+ media-libs/libldac
+ media-libs/libfreeaptx
+ media-libs/opus
+ media-libs/sbc
+ >=net-wireless/bluez-4.101:=
+ virtual/libusb:1
+ )
+ dbus? ( sys-apps/dbus[${MULTILIB_USEDEP}] )
+ echo-cancel? ( media-libs/webrtc-audio-processing:1 )
+ extra? ( >=media-libs/libsndfile-1.0.20 )
+ ffmpeg? ( media-video/ffmpeg:= )
+ flatpak? ( dev-libs/glib )
+ gstreamer? (
+ >=dev-libs/glib-2.32.0:2
+ >=media-libs/gstreamer-1.10.0:1.0
+ media-libs/gst-plugins-base:1.0
+ )
+ gsettings? ( >=dev-libs/glib-2.26.0:2 )
+ ieee1394? ( media-libs/libffado[${MULTILIB_USEDEP}] )
+ jack-client? ( >=media-sound/jack2-1.9.10:2[dbus] )
+ jack-sdk? (
+ !media-sound/jack-audio-connection-kit
+ !media-sound/jack2
+ )
+ liblc3? ( media-sound/liblc3 )
+ lv2? ( media-libs/lilv )
+ modemmanager? ( >=net-misc/modemmanager-1.10.0 )
+ pipewire-alsa? ( >=media-libs/alsa-lib-1.1.7[${MULTILIB_USEDEP}] )
+ sound-server? ( !media-sound/pulseaudio-daemon )
+ roc? ( >=media-libs/roc-toolkit-0.3.0:= )
+ readline? ( sys-libs/readline:= )
+ selinux? ( sys-libs/libselinux )
+ ssl? ( dev-libs/openssl:= )
+ systemd? ( sys-apps/systemd )
+ system-service? ( acct-user/pipewire )
+ v4l? ( media-libs/libv4l )
+ X? (
+ media-libs/libcanberra
+ x11-libs/libX11
+ x11-libs/libXfixes
+ )
+ zeroconf? ( net-dns/avahi )
+"
+
+DEPEND="${RDEPEND}"
+
+# TODO: Consider use cases where pipewire is not used for driving audio
+# Doing so with WirePlumber currently involves editing Lua scripts
+PDEPEND=">=media-video/wireplumber-0.4.8-r3"
+
+# Present RDEPEND that are currently always disabled due to the PW
+# code using them being required to be disabled by Gentoo guidelines
+# (i.e. developer binaries not meant for users) and unready code
+# media-libs/libsdl2
+# >=media-libs/vulkan-loader-1.1.69
+#
+# Ditto for DEPEND
+# >=dev-util/vulkan-headers-1.1.69
+
+PATCHES=(
+ "${FILESDIR}"/${PN}-0.3.25-enable-failed-mlock-warning.patch
+)
+
+pkg_setup() {
+ if use doc || use man ; then
+ python-any-r1_pkg_setup
+ fi
+}
+
+src_prepare() {
+ default
+
+ # Used for upstream backports
+ [[ -d "${FILESDIR}"/${PV} ]] && eapply "${FILESDIR}"/${PV}
+}
+
+multilib_src_configure() {
+ local emesonargs=(
+ -Ddocdir="${EPREFIX}"/usr/share/doc/${PF}
+
+ $(meson_feature dbus)
+ $(meson_native_use_feature zeroconf avahi)
+ $(meson_native_use_feature doc docs)
+ $(meson_native_use_feature man)
+ $(meson_native_enabled examples) # TODO: Figure out if this is still important now that media-session gone
+ $(meson_feature test tests)
+ -Dinstalled_tests=disabled # Matches upstream; Gentoo never installs tests
+ $(meson_feature ieee1394 libffado)
+ $(meson_native_use_feature gstreamer)
+ $(meson_native_use_feature gstreamer gstreamer-device-provider)
+ $(meson_native_use_feature gsettings)
+ $(meson_native_use_feature systemd)
+
+ $(meson_native_use_feature system-service systemd-system-service)
+ -Dsystemd-system-unit-dir="$(systemd_get_systemunitdir)"
+ -Dsystemd-user-unit-dir="$(systemd_get_userunitdir)"
+
+ $(meson_native_use_feature systemd systemd-user-service)
+ $(meson_feature pipewire-alsa) # Allows integrating ALSA apps into PW graph
+ $(meson_feature selinux)
+ -Dspa-plugins=enabled
+ -Dalsa=enabled # Allows using kernel ALSA for sound I/O (NOTE: media-session is gone so IUSE=alsa/spa_alsa/alsa-backend might be possible)
+ -Dcompress-offload=disabled # TODO: tinycompress unpackaged
+ -Daudiomixer=enabled # Matches upstream
+ -Daudioconvert=enabled # Matches upstream
+ $(meson_native_use_feature bluetooth bluez5)
+ $(meson_native_use_feature bluetooth bluez5-backend-hsp-native)
+ $(meson_native_use_feature bluetooth bluez5-backend-hfp-native)
+ # https://gitlab.freedesktop.org/pipewire/pipewire/-/merge_requests/1379
+ $(meson_native_use_feature modemmanager bluez5-backend-native-mm)
+ $(meson_native_use_feature bluetooth bluez5-backend-ofono)
+ $(meson_native_use_feature bluetooth bluez5-backend-hsphfpd)
+ $(meson_native_use_feature bluetooth bluez5-codec-aac)
+ $(meson_native_use_feature bluetooth bluez5-codec-aptx)
+ $(meson_native_use_feature bluetooth bluez5-codec-ldac)
+ $(meson_native_use_feature bluetooth opus)
+ $(meson_native_use_feature bluetooth bluez5-codec-opus)
+ $(meson_native_use_feature bluetooth libusb) # At least for now only used by bluez5 native (quirk detection of adapters)
+ $(meson_native_use_feature echo-cancel echo-cancel-webrtc) #807889
+ -Dcontrol=enabled # Matches upstream
+ -Daudiotestsrc=enabled # Matches upstream
+ -Dffmpeg=disabled # Disabled by upstream and no major developments to spa/plugins/ffmpeg/ since May 2020
+ $(meson_native_use_feature ffmpeg pw-cat-ffmpeg)
+ $(meson_native_use_feature flatpak)
+ -Dpipewire-jack=enabled # Allows integrating JACK apps into PW graph
+ $(meson_native_use_feature jack-client jack) # Allows PW to act as a JACK client
+ $(meson_use jack-sdk jack-devel)
+ $(usex jack-sdk "-Dlibjack-path=${EPREFIX}/usr/$(get_libdir)" '')
+ -Dsupport=enabled # Miscellaneous/common plugins, such as null sink
+ -Devl=disabled # Matches upstream
+ -Dtest=disabled # fakesink and fakesource plugins
+ -Dbluez5-codec-lc3plus=disabled # unpackaged
+ $(meson_native_use_feature liblc3 bluez5-codec-lc3)
+ $(meson_native_use_feature lv2)
+ $(meson_native_use_feature v4l v4l2)
+ -Dlibcamera=disabled # libcamera is not in Portage tree
+ $(meson_native_use_feature roc)
+ $(meson_native_use_feature readline)
+ $(meson_native_use_feature ssl raop)
+ -Dvideoconvert=enabled # Matches upstream
+ -Dvideotestsrc=enabled # Matches upstream
+ -Dvolume=enabled # Matches upstream
+ -Dvulkan=disabled # Uses pre-compiled Vulkan compute shader to provide a CGI video source (dev thing; disabled by upstream)
+ $(meson_native_use_feature extra pw-cat)
+ -Dudev=enabled
+ -Dudevrulesdir="${EPREFIX}$(get_udevdir)/rules.d"
+ -Dsdl2=disabled # Controls SDL2 dependent code (currently only examples when -Dinstalled_tests=enabled which we never install)
+ -Dlibmysofa=disabled # libmysofa is unpackaged
+ $(meson_native_use_feature extra sndfile) # Enables libsndfile dependent code (currently only pw-cat)
+ -Dsession-managers="[]" # All available session managers are now their own projects, so there's nothing to build
+
+ # We still have <5.16 kernels packaged in Gentoo and 6.1 (LTS) only
+ # just became stable, with 5.15 being the previous LTS. Many people
+ # are still on it.
+ -Dpam-defaults-install=true
+
+ # Just for bell sounds in X11 right now.
+ $(meson_native_use_feature X x11)
+ $(meson_native_use_feature X x11-xfixes)
+ $(meson_native_use_feature X libcanberra)
+ )
+
+ meson_src_configure
+}
+
+multilib_src_test() {
+ meson_src_test --timeout-multiplier 10
+}
+
+multilib_src_install() {
+ # Our custom DOCS do not exist in multilib source directory
+ DOCS= meson_src_install
+}
+
+multilib_src_install_all() {
+ einstalldocs
+
+ if ! use man && [[ ${PIPEWIRE_DOCS_PREBUILT} == 1 ]] ; then
+ doman "${WORKDIR}"/${PN}-${PIPEWIRE_DOCS_VERSION}-docs/man/*/*.[0-8]
+ fi
+
+ if use pipewire-alsa; then
+ dodir /etc/alsa/conf.d
+
+ # Install pipewire conf loader hook
+ insinto /usr/share/alsa/alsa.conf.d
+ doins "${FILESDIR}"/99-pipewire-default-hook.conf
+ eprefixify "${ED}"/usr/share/alsa/alsa.conf.d/99-pipewire-default-hook.conf
+
+ # These will break if someone has /etc that is a symbolic link to a subfolder! See #724222
+ # And the current dosym8 -r implementation is likely affected by the same issue, too.
+ dosym ../../../usr/share/alsa/alsa.conf.d/50-pipewire.conf /etc/alsa/conf.d/50-pipewire.conf
+ dosym ../../../usr/share/alsa/alsa.conf.d/99-pipewire-default-hook.conf /etc/alsa/conf.d/99-pipewire-default-hook.conf
+ fi
+
+ # Enable required wireplumber alsa and bluez monitors
+ if use sound-server; then
+ # Install sound-server enabler, alsa part, wireplumber 0.4.15 syntax, clean this up with wireplumber dep bump
+ dodir /etc/wireplumber/main.lua.d
+ echo "alsa_monitor.enabled = true" > "${ED}"/etc/wireplumber/main.lua.d/89-gentoo-sound-server-enable-alsa-monitor.lua || die
+
+ # Install sound-server enabler, bluetooth part, wireplumber 0.4.15 syntax, clean this up with wireplumber dep bump
+ dodir /etc/wireplumber/bluetooth.lua.d
+ echo "bluez_monitor.enabled = true" > "${ED}"/etc/wireplumber/bluetooth.lua.d/89-gentoo-sound-server-enable-bluez-monitor.lua || die
+
+ # Install sound-server enabler for wireplumber 0.4.81+ conf syntax
+ insinto /etc/pipewire/wireplumber.conf.d
+ doins "${FILESDIR}"/gentoo-sound-server-enable-audio-bluetooth.conf
+ fi
+
+ if use system-service; then
+ newtmpfiles - pipewire.conf <<-EOF || die
+ d /run/pipewire 0755 pipewire pipewire - -
+ EOF
+ fi
+
+ if ! use systemd; then
+ insinto /etc/xdg/autostart
+ newins "${FILESDIR}"/pipewire.desktop-r2 pipewire.desktop
+
+ exeinto /usr/bin
+ newexe "${FILESDIR}"/gentoo-pipewire-launcher.in-r3 gentoo-pipewire-launcher
+
+ doman "${FILESDIR}"/gentoo-pipewire-launcher.1
+
+ # Disable pipewire-pulse if sound-server is disabled.
+ if ! use sound-server ; then
+ sed -i -s '/pipewire -c pipewire-pulse.conf/s/^/#/' "${ED}"/usr/bin/gentoo-pipewire-launcher || die
+ fi
+
+ eprefixify "${ED}"/usr/bin/gentoo-pipewire-launcher
+ fi
+}
+
+pkg_postrm() {
+ udev_reload
+}
+
+pkg_preinst() {
+ HAD_SOUND_SERVER=0
+ HAD_SYSTEM_SERVICE=0
+
+ if has_version "media-video/pipewire[sound-server(-)]" ; then
+ HAD_SOUND_SERVER=1
+ fi
+
+ if has_version "media-video/pipewire[system-service(-)]" ; then
+ HAD_SYSTEM_SERVICE=1
+ fi
+}
+
+pkg_postinst() {
+ udev_reload
+
+ use system-service && tmpfiles_process pipewire.conf
+
+ local ver
+ for ver in ${REPLACING_VERSIONS} ; do
+ if has_version kde-plasma/kwin[screencast] || has_version x11-wm/mutter[screencast] ; then
+ # https://bugs.gentoo.org/908490
+ # https://gitlab.freedesktop.org/pipewire/pipewire/-/issues/3243
+ ewarn "Please restart KWin/Mutter after upgrading PipeWire."
+ ewarn "Screencasting may not work until you do."
+ fi
+
+ if ver_test ${ver} -le 0.3.66-r1 ; then
+ elog ">=pipewire-0.3.66 uses the 'pipewire' group to manage permissions"
+ elog "and limits needed to function smoothly:"
+ elog
+ elog "1. Please make sure your user is in the 'pipewire' group for"
+ elog "the best experience with realtime scheduling (PAM limits behavior)!"
+ elog "You can add your account with:"
+ elog " usermod -aG pipewire <youruser>"
+ elog
+ elog "2. For the best experience with fast user switching, it is recommended"
+ elog "that you remove your user from the 'audio' group unless you rely on the"
+ elog "audio group for device access control or ACLs.:"
+ elog " usermod -rG audio <youruser>"
+ elog
+
+ if ! use jack-sdk ; then
+ elog
+ elog "JACK emulation is incomplete and not all programs will work. PipeWire's"
+ elog "alternative libraries have been installed to a non-default location."
+ elog "To use them, put pw-jack <application> before every JACK application."
+ elog "When using pw-jack, do not run jackd/jackdbus. However, a virtual/jack"
+ elog "provider is still needed to compile the JACK applications themselves."
+ elog
+ fi
+
+ if use systemd ; then
+ ewarn
+ ewarn "PipeWire daemon startup has been moved to a launcher script!"
+ ewarn "Make sure that ${EROOT}/etc/pipewire/pipewire.conf either does not exist or no"
+ ewarn "longer is set to start a session manager or PulseAudio compatibility daemon (all"
+ ewarn "lines similar to '{ path = /usr/bin/pipewire*' should be commented out)"
+ ewarn
+ ewarn "Those manually starting /usr/bin/pipewire via .xinitrc or similar _must_ from"
+ ewarn "now on start ${EROOT}/usr/bin/gentoo-pipewire-launcher instead! It is highly"
+ ewarn "advised that a D-Bus user session is set up before starting the script."
+ ewarn
+ fi
+
+ if use sound-server && ( has_version 'media-sound/pulseaudio[daemon]' || has_version 'media-sound/pulseaudio-daemon' ) ; then
+ elog
+ elog "This ebuild auto-enables PulseAudio replacement. Because of that, users"
+ elog "are recommended to edit pulseaudio client configuration files:"
+ elog "${EROOT}/etc/pulse/client.conf and ${EROOT}/etc/pulse/client.conf.d/enable-autospawn.conf"
+ elog "if it exists, and disable autospawning of the original daemon by setting:"
+ elog
+ elog " autospawn = no"
+ elog
+ elog "Please note that the semicolon (;) must _NOT_ be at the beginning of the line!"
+ elog
+ elog "Alternatively, if replacing PulseAudio daemon is not desired, edit"
+ elog "${EROOT}/usr/bin/gentoo-pipewire-launcher by commenting out the relevant"
+ elog "command:"
+ elog
+ elog "#${EROOT}/usr/bin/pipewire -c pipewire-pulse.conf &"
+ elog
+ fi
+
+ if has_version 'net-misc/ofono' ; then
+ ewarn "Native backend has become default. Please disable oFono via:"
+ if systemd_is_booted ; then
+ ewarn "systemctl disable ofono"
+ else
+ ewarn "rc-update delete ofono"
+ fi
+ fi
+ fi
+ done
+
+ if [[ ${HAD_SOUND_SERVER} -eq 0 || -z ${REPLACING_VERSIONS} ]] ; then
+ # TODO: We could drop most of this if we set up systemd presets?
+ # They're worth looking into because right now, the out-of-the-box experience
+ # is automatic on OpenRC, while it needs manual intervention on systemd.
+ if use sound-server && use systemd ; then
+ elog
+ elog "When switching from PulseAudio, you may need to disable PulseAudio:"
+ elog
+ elog " systemctl --user disable pulseaudio.service pulseaudio.socket"
+ elog
+ elog "To use PipeWire, the user units must be manually enabled"
+ elog "by running this command as each user you use for desktop activities:"
+ elog
+ elog " systemctl --user enable pipewire.socket pipewire-pulse.socket"
+ elog
+ elog "A reboot is recommended to avoid interferences from still running"
+ elog "PulseAudio daemon."
+ elog
+ elog "Both new users and those upgrading need to enable WirePlumber"
+ elog "for relevant users:"
+ elog
+ elog " systemctl --user disable pipewire-media-session.service"
+ elog " systemctl --user --force enable wireplumber.service"
+ elog
+ elog "Root user may replace --user with --global to change system default"
+ elog "configuration for all of the above commands."
+ elog
+ fi
+
+ if ! use sound-server ; then
+ ewarn
+ ewarn "USE=sound-server is disabled! If you want PipeWire to provide"
+ ewarn "your sound, please enable it. See the wiki at"
+ ewarn "https://wiki.gentoo.org/wiki/PipeWire#Replacing_PulseAudio"
+ ewarn "for more details."
+ ewarn
+ fi
+ fi
+
+ if use system-service && [[ ${HAD_SYSTEM_SERVICE} -eq 0 || -z ${REPLACING_VERSIONS} ]] ; then
+ ewarn
+ ewarn "You have enabled the system-service USE flag, which installs"
+ ewarn "the system-wide systemd units that enable PipeWire to run as a system"
+ ewarn "service. This is more than likely NOT what you want. You are strongly"
+ ewarn "advised not to enable this mode and instead stick with systemd user"
+ ewarn "units. The default configuration files will likely not work out of the"
+ ewarn "box, and you are on your own with configuration."
+ ewarn
+ fi
+
+ elog "For latest tips and tricks, troubleshooting information, and documentation"
+ elog "in general, please refer to https://wiki.gentoo.org/wiki/PipeWire"
+ elog
+
+ optfeature_header "The following can be installed for optional runtime features:"
+ optfeature "restricted realtime capabilities via D-Bus" sys-auth/rtkit
+
+ if use sound-server && ! use pipewire-alsa; then
+ optfeature "ALSA plugin to use PulseAudio interface for output" "media-plugins/alsa-plugins[pulseaudio]"
+ fi
+}