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# Copyright 1999-2025 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit cmake-multilib multibuild
MY_P="SDL2_image-${PV}"
DESCRIPTION="Image file loading library"
HOMEPAGE="https://www.libsdl.org/projects/SDL_image/"
SRC_URI="https://github.com/libsdl-org/SDL_image/releases/download/release-${PV}/${MY_P}.tar.gz"
S="${WORKDIR}"/${MY_P}
LICENSE="ZLIB"
SLOT="0"
KEYWORDS="~alpha amd64 arm arm64 ~hppa ~loong ppc64 ~riscv ~sparc x86"
IUSE="avif gif jpeg jpegxl png samples static-libs test tiff webp"
RESTRICT="!test? ( test )"
REQUIRED_USE="test? ( jpeg png )"
RDEPEND="
>=media-libs/libsdl2-2.30.0[${MULTILIB_USEDEP}]
>=virtual/zlib-1.2.8-r1:=[${MULTILIB_USEDEP}]
avif? ( >=media-libs/libavif-1.0.0:=[${MULTILIB_USEDEP}] )
png? ( >=media-libs/libpng-1.6.10:0=[${MULTILIB_USEDEP}] )
jpeg? ( media-libs/libjpeg-turbo:=[${MULTILIB_USEDEP}] )
jpegxl? ( media-libs/libjxl:=[${MULTILIB_USEDEP}] )
tiff? ( >=media-libs/tiff-3.9.7-r1:=[${MULTILIB_USEDEP}] )
webp? ( >=media-libs/libwebp-0.3.0:=[${MULTILIB_USEDEP}] )
"
DEPEND="${RDEPEND}"
pkg_setup() {
MULTIBUILD_VARIANTS=( shared-libs $(usev static-libs) )
}
src_prepare() {
cmake_src_prepare
# 1. Install non standard license installation
# 2/3. Add suffixes to sample programs
sed -i \
-e '/install(FILES "LICENSE.txt"/,/\s)$/d' \
-e 's/\(\W\)showanim\(\W\)/\1showanim2\2/' \
-e 's/\(\W\)showimage\(\W\)/\1showimage2\2/' \
CMakeLists.txt || die
}
multilib_src_configure() {
# hack because because of layered multibuilds
if [[ -n ${is_shared} ]]; then
mycmakeargs+=( -DSDL2IMAGE_SAMPLES=$(multilib_native_usex samples) )
fi
cmake_src_configure
}
src_configure() {
myconfigure() {
local mycmakeargs=(
-DSDL2IMAGE_AVIF=$(usex avif)
-DSDL2IMAGE_BMP=ON
-DSDL2IMAGE_GIF=$(usex gif)
-DSDL2IMAGE_JPG=$(usex jpeg)
-DSDL2IMAGE_JXL=$(usex jpegxl)
-DSDL2IMAGE_LBM=ON
-DSDL2IMAGE_PCX=ON
-DSDL2IMAGE_PNG=$(usex png)
-DSDL2IMAGE_PNM=ON
-DSDL2IMAGE_QOI=ON
-DSDL2IMAGE_SVG=ON
-DSDL2IMAGE_TGA=ON
-DSDL2IMAGE_TIF=$(usex tiff)
-DSDL2IMAGE_WEBP=$(usex webp)
-DSDL2IMAGE_XCF=ON
-DSDL2IMAGE_XPM=ON
-DSDL2IMAGE_XV=ON
# change?
-DSDL2IMAGE_BACKEND_STB=OFF
-DSDL2IMAGE_DEPS_SHARED=OFF
-DSDL2IMAGE_SAMPLES_INSTALL=ON
-DSDL2IMAGE_TESTS=$(usex test)
-DSDL2IMAGE_TESTS_INSTALL=OFF
-DSDL2IMAGE_VENDORED=OFF
)
if [[ "${MULTIBUILD_VARIANT}" == "shared-libs" ]]; then
mycmakeargs+=( -DBUILD_SHARED_LIBS=ON )
local is_shared=1
else
mycmakeargs+=(
-DBUILD_SHARED_LIBS=OFF
-DSDL2IMAGE_SAMPLES=OFF
)
fi
cmake-multilib_src_configure
}
multibuild_foreach_variant myconfigure
}
src_compile() {
multibuild_foreach_variant cmake-multilib_src_compile
}
src_test() {
# https://github.com/libsdl-org/SDL_image/tree/main/test#asserting-format-support
# Match same order as src_configure. The intent is to catch build system
# bugs, so it may need updating sometimes for legitimate changes in
# sdl2-image support.
local -x SDL_IMAGE_TEST_REQUIRE_{LOAD,SAVE}_AVIF=$(usex avif 1 0)
local -x SDL_IMAGE_TEST_REQUIRE_LOAD_BMP=1
local -x SDL_IMAGE_TEST_REQUIRE_LOAD_GIF=$(usex gif 1 0)
local -x SDL_IMAGE_TEST_REQUIRE_{LOAD,SAVE}_JPG=$(usex jpeg 1 0)
local -x SDL_IMAGE_TEST_REQUIRE_{LOAD,SAVE}_JXL=$(usex jpegxl 1 0)
local -x SDL_IMAGE_TEST_REQUIRE_{LOAD,SAVE}_LBM=1
local -x SDL_IMAGE_TEST_REQUIRE_LOAD_PCX=1
local -x SDL_IMAGE_TEST_REQUIRE_{LOAD,SAVE}_PNG=$(usex png 1 0)
local -x SDL_IMAGE_TEST_REQUIRE_LOAD_QOI=1
local -x SDL_IMAGE_TEST_REQUIRE_LOAD_SVG=1
local -x SDL_IMAGE_TEST_REQUIRE_LOAD_TGA=1
local -x SDL_IMAGE_TEST_REQUIRE_LOAD_TIF=$(usex tiff 1 0)
local -x SDL_IMAGE_TEST_REQUIRE_LOAD_WEBP=$(usex webp 1 0)
local -x SDL_IMAGE_TEST_REQUIRE_LOAD_XCF=1
local -x SDL_IMAGE_TEST_REQUIRE_LOAD_XPM=1
local -x SDL_IMAGE_TEST_REQUIRE_LOAD_XV=1
multibuild_foreach_variant cmake-multilib_src_test
}
src_install() {
multibuild_foreach_variant cmake-multilib_src_install
}
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