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777f5f16a0
Closes: https://bugs.gentoo.org/945304 Signed-off-by: Takuya Wakazono <pastalian46@gmail.com>
109 lines
2.6 KiB
Bash
109 lines
2.6 KiB
Bash
# Copyright 2021-2025 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=8
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inherit toolchain-funcs
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DESCRIPTION="Better Portable Graphics reference implementation"
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HOMEPAGE="https://bellard.org/bpg/"
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SRC_URI="https://bellard.org/bpg/${P}.tar.gz"
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# The BPG decoding library and executable excluding the FFMPEG code as well as
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# the BPG Javscript decoder are licensed under the MIT license.
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LICENSE="MIT"
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# The program bundles several 3rd-party libraries:
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#
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# The BPG decoding libary and executable use:
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# A modified version of FFMPEG - It is stripped of all codecs except HEVC and
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# the necessary support code and thus licensed under LGPL-2.1.
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# - libavcodec/*
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# - libavutil/*
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#
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# The BPG encoder supports the x265 library and the JCT-VC HEVC reference encoder:
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# The modified version of the x265 library - licensed under GPL-2.
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# - x265/*
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#
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# JCT-VC HEVC reference encoder - licensed under the 3-clause BSD license.
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# - jctvc/*
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LICENSE+=" LGPL-2.1 GPL-2
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jctvc? ( BSD )
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"
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SLOT="0"
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KEYWORDS="~amd64 ~x86"
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IUSE="bpgview jctvc"
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PATCHES=(
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"${FILESDIR}"/${P}-add-fpic.patch
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"${FILESDIR}"/${P}-backport-GNU-stack-note-fix.patch
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"${FILESDIR}"/${P}-cmake-3.31.patch
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"${FILESDIR}"/${P}-dont-strip-bins.patch
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"${FILESDIR}"/${P}-fix-implicit-declaration.patch
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"${FILESDIR}"/${P}-remove-forced-options.patch
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"${FILESDIR}"/${P}-remove-unused-cmake-var.patch
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"${FILESDIR}"/${P}-respect-compiler-driver.patch
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"${FILESDIR}"/${P}-respect-user-flags.patch
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)
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# Libnuma is a dependency of the default (x265) encoder.
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DEPEND="
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media-libs/libjpeg-turbo:=
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media-libs/libpng:=
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sys-process/numactl
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bpgview? (
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media-libs/sdl-image
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media-libs/libsdl
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)
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"
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RDEPEND="${DEPEND}"
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# Strictly speaking, these are the default (x265) encoder's build time
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# dependencies.
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BDEPEND="
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dev-lang/yasm
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dev-build/cmake
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"
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src_prepare() {
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default
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cat <<EOF > ${PN}.pc
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prefix="${EPREFIX}/usr"
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libdir="\${prefix}/$(get_libdir)"
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includedir="\${prefix}/include"
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Name: ${PN}
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Description: ${DESCRIPTION}
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URL: ${HOMEPAGE}
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Version: ${PV}
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Libs: "-L\${libdir}" -lbpg
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Cflags: "-I\${includedir}"
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EOF
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sed -Ei 's/^(X265_LIBS:=.+\.a)$/\1 -lnuma/' Makefile || die
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}
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src_compile() {
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tc-export AR CC CXX
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emake \
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USE_X265=y \
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$(usex bpgview USE_BPGVIEW=y '') \
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$(usex jctvc USE_JCTVC=y '')
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}
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src_install() {
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mkdir -p "${ED}"/usr/bin || die
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# We never called configure with --prefix="${EPREFIX}"/usr or similar
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emake prefix="${ED}"/usr install
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einstalldocs
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if use bpgview; then
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dobin bpgview
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fi
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dolib.a libbpg.a
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doheader libbpg.h bpgenc.h
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insinto /usr/$(get_libdir)/pkgconfig
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doins ${PN}.pc
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}
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