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# Copyright 2020-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit cmake
TG_OWT_COMMIT="18cb4cd9bb4c2f5f5f5e760ec808f74c302bc1bf"
LIBYUV_COMMIT="ad890067f661dc747a975bc55ba3767fe30d4452"
DESCRIPTION="WebRTC build for Telegram"
HOMEPAGE="https://github.com/desktop-app/tg_owt"
SRC_URI="https://github.com/desktop-app/tg_owt/archive/${TG_OWT_COMMIT}.tar.gz -> ${P}.tar.gz
https://archive.org/download/libyuv-${LIBYUV_COMMIT}.tar/libyuv-${LIBYUV_COMMIT}.tar.gz"
# Fetch libyuv archive from: https://chromium.googlesource.com/libyuv/libyuv/+archive/${LIBYUV_COMMIT}.tar.gz
LICENSE="BSD"
SLOT="0"
KEYWORDS="amd64 ~ppc64"
# Bundled libs:
# - libyuv (no stable versioning, www-client/chromium and media-libs/libvpx bundle it)
# - libsrtp (project uses private APIs)
# - pffft (no stable versioning, patched)
# media-libs/libjpeg-turbo is required for libyuv
DEPEND="
dev-cpp/abseil-cpp:=[cxx17(+)]
dev-libs/libevent:=
dev-libs/openssl:=
dev-libs/protobuf:=
media-libs/libjpeg-turbo:=
>=media-libs/libvpx-1.10.0:=
media-libs/openh264:=
media-libs/opus
media-video/ffmpeg:=
net-libs/usrsctp
"
RDEPEND="${DEPEND}"
BDEPEND="virtual/pkgconfig"
S="${WORKDIR}/${PN}-${TG_OWT_COMMIT}"
src_unpack() {
unpack "${P}.tar.gz"
cd "${S}/src/third_party/libyuv" || die
unpack "libyuv-${LIBYUV_COMMIT}.tar.gz"
}
src_prepare() {
# https://github.com/desktop-app/tg_owt/pull/55
eapply "${FILESDIR}/Allow-using-packaged-third_party.patch"
# We aren't installing any third_party headers
sed -i '/third_party\/libyuv/d' cmake/libyuv.cmake || die
# libvpx source files aren't included in the repository
sed -i '/include(cmake\/libvpx.cmake)/d' CMakeLists.txt || die
# Remove screen_drawer files that cause linking errors
# (not used right now I don't think, maybe in a future version)
# https://github.com/desktop-app/tg_owt/issues/58
sed -i -e '/desktop_capture\/screen_drawer\.cc/d' \
-e '/desktop_capture\/screen_drawer_lock_posix\.cc/d' CMakeLists.txt || die
# HACK
# build/headers don't have ppc64 condition and force SSE2.
# sed it out and force C version on ppc64
# without this linking tdesktop will fail with undef reference to `webrtc::VectorDifference_SSE2_W32
if use ppc64; then
sed -i 's/VectorDifference_SSE2_W.*/VectorDifference_C;/g' src/modules/desktop_capture/differ_block.cc || die
fi
cmake_src_prepare
}
src_configure() {
# Defined by -DCMAKE_BUILD_TYPE=Release, avoids crashes
# see https://bugs.gentoo.org/754012
append-cppflags '-DNDEBUG'
cmake_src_configure
}
src_install() {
cmake_src_install
# Save about 15MB of useless headers
rm -r "${ED}/usr/include/tg_owt/third_party" || die
}
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