media-gfx/waifu2x-ncnn-vulkan/waifu2x-ncnn-vulkan-20220728.ebuild


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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

inherit cmake

DESCRIPTION="waifu2x converter using ncnn and vulkan"
HOMEPAGE="https://github.com/nihui/waifu2x-ncnn-vulkan"
SRC_URI="https://github.com/nihui/waifu2x-ncnn-vulkan/archive/${PV}.tar.gz -> ${P}.tar.gz"

LICENSE="MIT"
SLOT="0"
KEYWORDS="amd64 ~x86"

RDEPEND="
	dev-libs/ncnn:=[vulkan]
	media-libs/libwebp:=
	media-libs/vulkan-loader
"
DEPEND="
	${RDEPEND}
	dev-util/vulkan-headers
"
BDEPEND="
	dev-util/glslang
"

PATCHES=(
	"${FILESDIR}"/${PN}-20210521-no-lto.patch
	"${FILESDIR}"/${PN}-20220728-no-glslang-libs.patch
)

src_prepare() {
	CMAKE_USE_DIR=${S}/src
	cmake_src_prepare

	# Update all paths to match installation for models.
	sed "/PATHSTR\|model path/s|models-|${EPREFIX}/usr/share/${PN}/models-|" \
		-i src/main.cpp || die
}

src_configure() {
	local mycmakeargs=(
		-DUSE_SYSTEM_NCNN=ON
		-DUSE_SYSTEM_WEBP=ON
	)

	cmake_src_configure
}

src_install() {
	dobin "${BUILD_DIR}"/waifu2x-ncnn-vulkan

	insinto /usr/share/${PN}
	doins -r models/.

	einstalldocs
}