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# Copyright 2025-2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
PYTHON_COMPAT=( python3_{11..14} )
inherit meson python-any-r1
DESCRIPTION="Complex camera support library"
HOMEPAGE="https://libcamera.org"
SRC_URI="https://gitlab.freedesktop.org/camera/libcamera/-/archive/v${PV}/libcamera-v${PV}.tar.bz2"
S="${WORKDIR}/libcamera-v${PV}"
LICENSE="Apache-2.0 CC0-1.0 BSD BSD-2 CC-BY-4.0 CC-BY-SA-4.0 GPL-2+ GPL-2 LGPL-2.1+ MIT"
# libcamera uses the major and minor version components as the soname.
# See: https://gitlab.freedesktop.org/camera/libcamera/-/blob/v0.6.0/meson.build?ref_type=tags#L59
SLOT="0/${PV}"
KEYWORDS="amd64 arm arm64 ~riscv x86"
IUSE="drm elfutils gstreamer gui jpeg openssl sdl test tiff tools trace +udev unwind v4l"
RESTRICT="
!test? ( test )
"
REQUIRED_USE="
sdl? ( gui )
test? ( udev )
"
# 'dev-cpp/gtest' is required as runtime dependency because it's used by lc-compliance tool
COMMON_DEPEND="
dev-libs/libyaml
elfutils? ( dev-libs/elfutils )
gstreamer? (
dev-libs/glib:2
>=media-libs/gstreamer-1.14.0:1.0
>=media-libs/gst-plugins-base-1.14:1.0
)
!openssl? ( net-libs/gnutls:= )
openssl? ( dev-libs/openssl:= )
tools? (
dev-cpp/gtest:=
dev-libs/libevent:=
drm? ( x11-libs/libdrm )
gui? (
dev-qt/qtbase:6[gui,opengl,widgets]
sdl? (
media-libs/libsdl2
jpeg? ( media-libs/libjpeg-turbo:= )
)
)
tiff? ( media-libs/tiff:= )
)
trace? (
dev-util/lttng-ust:=
)
udev? ( virtual/libudev:= )
unwind? ( sys-libs/libunwind:= )
"
DEPEND="
${COMMON_DEPEND}
test? ( media-libs/libyuv:= )
"
RDEPEND="
${COMMON_DEPEND}
"
# 'dev-libs/openssl' is called by src/ipa/ipa-sign.sh to sign IPA modules
BDEPEND="
${PYTHON_DEPS}
$(python_gen_any_dep '
dev-python/jinja2[${PYTHON_USEDEP}]
dev-python/ply[${PYTHON_USEDEP}]
dev-python/pyyaml[${PYTHON_USEDEP}]
')
dev-libs/openssl
"
PATCHES=(
"${FILESDIR}"/${PN}-no-automagic-flags.patch
"${FILESDIR}"/${PN}-disable-problematic-tests.patch
)
python_check_deps() {
python_has_version "dev-python/jinja2[${PYTHON_USEDEP}]" &&
python_has_version "dev-python/ply[${PYTHON_USEDEP}]" &&
python_has_version "dev-python/pyyaml[${PYTHON_USEDEP}]"
}
src_configure() {
local emesonargs=(
# Broken for >=dev-python/sphinx-7
# $(meson_feature doc documentation)
-Ddocumentation=disabled
# TODO: Python bindings are disabled for now since they are experimental
-Dpycamera=disabled
# TODO: Skipping 'rpi/pisp' and 'virtual' pipelines.
# - Pipeline 'rpi/pisp' depends on libpisp not available in Gentoo repository yet.
# - Pipeline 'virtual' depends on libyuv but seems to be only used during tests.
-Dpipelines=imx8-isi,ipu3,mali-c55,rkisp1,rpi/vc4,simple,uvcvideo,vimc
$(meson_feature tools cam)
$(meson_feature tools lc-compliance)
$(meson_feature drm cam-drm-sink)
$(meson_feature sdl cam-sdl-sink)
$(meson_feature jpeg cam-sdl-jpeg)
$(meson_feature tiff tiff)
$(meson_feature gstreamer)
$(meson_feature !openssl gnutls)
$(meson_feature trace tracing)
$(meson_feature unwind libunwind)
$(meson_feature elfutils libdw)
$(meson_feature udev)
$(meson_feature v4l v4l2)
$(meson_use test)
)
# QCam requires both tools & gui USE flags to be enabled
if use tools && use gui; then
emesonargs+=(
-Dqcam=enabled
)
else
emesonargs+=(
-Dqcam=disabled
)
fi
meson_src_configure
}
src_install() {
meson_src_install
# Exclude IPA signed modules from stripping process
# Note: This is required to prevent strip tool to invalidate their signature
dostrip -x "/usr/$(get_libdir)/libcamera/ipa/"
}
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