--- /dev/null
+diff --git a/cmake/FindCUDA.cmake b/cmake/FindCUDA.cmake
+index 678b450ab..c2a58bd00 100644
+--- a/cmake/FindCUDA.cmake
++++ b/cmake/FindCUDA.cmake
+@@ -283,7 +283,38 @@
+ # CUDA_nppc_LIBRARY -- NVIDIA Performance Primitives lib (core).
+ # Only available for CUDA version 5.5+.
+ # CUDA_nppi_LIBRARY -- NVIDIA Performance Primitives lib (image processing).
+-# Only available for CUDA version 5.5+.
++# Only available for CUDA version 5.5+ and was split up
++# in CUDA version 8.0+ and doesn't exist in combined
++# form in CUDA version 9.0+.
++# CUDA_nppial_LIBRARY -- NVIDIA Performance Primatives library (arithmetic and
++# logical operation functions). Only available for CUDA
++# version 8.0+.
++# CUDA_nppicc_LIBRARY -- NVIDIA Performance Primatives library (color conversion
++# and sampling functions). Only available for CUDA version
++# 8.0+.
++# CUDA_nppicom_LIBRARY -- NVIDIA Performance Primatives library (JPEG compression
++# and decompression functions). Only available for CUDA
++# version 8.0+.
++# CUDA_nppidei_LIBRARY -- NVIDIA Performance Primatives library (data exchange and
++# initialization functions). Only available for CUDA
++# version 8.0+.
++# CUDA_nppif_LIBRARY -- NVIDIA Performance Primatives library (filtering and
++# computer vision functions). Only available for CUDA
++# version 8.0+.
++# CUDA_nppig_LIBRARY -- NVIDIA Performance Primatives library (geometry
++# transformation functions). Only available for CUDA
++# version 8.0+.
++# CUDA_nppim_LIBRARY -- NVIDIA Performance Primatives library (morphological
++# operation functions). Only available for CUDA version
++# 8.0+.
++# CUDA_nppist_LIBRARY -- NVIDIA Performance Primatives library (statistics and
++# linear transform). Only available for CUDA version
++# 8.0+.
++# CUDA_nppisu_LIBRARY -- NVIDIA Performance Primatives library (memory support
++# functions). Only available for CUDA version 8.0+.
++# CUDA_nppitc_LIBRARY -- NVIDIA Performance Primatives library (threshold and
++# compare operation functions). Only available for CUDA
++# version 8.0+.
+ # CUDA_npps_LIBRARY -- NVIDIA Performance Primitives lib (signal processing).
+ # Only available for CUDA version 5.5+.
+ # CUDA_nvcuvenc_LIBRARY -- CUDA Video Encoder library.
+@@ -522,6 +553,16 @@ macro(cuda_unset_include_and_libraries)
+ unset(CUDA_npp_LIBRARY CACHE)
+ unset(CUDA_nppc_LIBRARY CACHE)
+ unset(CUDA_nppi_LIBRARY CACHE)
++ unset(CUDA_nppial_LIBRARY CACHE)
++ unset(CUDA_nppicc_LIBRARY CACHE)
++ unset(CUDA_nppicom_LIBRARY CACHE)
++ unset(CUDA_nppidei_LIBRARY CACHE)
++ unset(CUDA_nppif_LIBRARY CACHE)
++ unset(CUDA_nppig_LIBRARY CACHE)
++ unset(CUDA_nppim_LIBRARY CACHE)
++ unset(CUDA_nppist_LIBRARY CACHE)
++ unset(CUDA_nppisu_LIBRARY CACHE)
++ unset(CUDA_nppitc_LIBRARY CACHE)
+ unset(CUDA_npps_LIBRARY CACHE)
+ unset(CUDA_nvcuvenc_LIBRARY CACHE)
+ unset(CUDA_nvcuvid_LIBRARY CACHE)
+@@ -787,7 +828,22 @@ if(NOT CUDA_VERSION VERSION_LESS "3.2")
+ find_cuda_helper_libs(nvcuvid)
+ endif()
+ endif()
+-if(CUDA_VERSION VERSION_GREATER "5.0")
++if(CUDA_VERSION VERSION_GREATER "7.5")
++ # In CUDA 8.0 NPP was splitted onto 12 separate libraries.
++ find_cuda_helper_libs(nppc)
++ find_cuda_helper_libs(nppial)
++ find_cuda_helper_libs(nppicc)
++ find_cuda_helper_libs(nppicom)
++ find_cuda_helper_libs(nppidei)
++ find_cuda_helper_libs(nppif)
++ find_cuda_helper_libs(nppig)
++ find_cuda_helper_libs(nppim)
++ find_cuda_helper_libs(nppist)
++ find_cuda_helper_libs(nppisu)
++ find_cuda_helper_libs(nppitc)
++ find_cuda_helper_libs(npps)
++ set(CUDA_npp_LIBRARY "${CUDA_nppc_LIBRARY};${CUDA_nppial_LIBRARY};${CUDA_nppicc_LIBRARY};${CUDA_nppicom_LIBRARY};${CUDA_nppidei_LIBRARY};${CUDA_nppif_LIBRARY};${CUDA_nppig_LIBRARY};${CUDA_nppim_LIBRARY};${CUDA_nppist_LIBRARY};${CUDA_nppisu_LIBRARY};${CUDA_nppitc_LIBRARY};${CUDA_npps_LIBRARY}")
++elseif(CUDA_VERSION VERSION_GREATER "5.0")
+ # In CUDA 5.5 NPP was splitted onto 3 separate libraries.
+ find_cuda_helper_libs(nppc)
+ find_cuda_helper_libs(nppi)
+
+
--- /dev/null
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+PYTHON_COMPAT=( python{2_7,3_4,3_5,3_6} )
+
+inherit toolchain-funcs python-r1 java-pkg-opt-2 java-ant-2 cmake-multilib
+
+DESCRIPTION="A collection of algorithms and sample code for various computer vision problems"
+HOMEPAGE="https://opencv.org"
+TINY_DNN_PV="1.0.0a3"
+SRC_URI="https://github.com/${PN}/${PN}/archive/${PV}.tar.gz -> ${P}.tar.gz
+ https://dev.gentoo.org/~amynka/snap/imgcodecs-${P}.tar.gz
+ contrib? ( https://github.com/${PN}/${PN}_contrib/archive/${PV}.tar.gz -> ${P}_contrib.tar.gz
+ contrib_dnn? ( https://github.com/tiny-dnn/tiny-dnn/archive/v${TINY_DNN_PV}.tar.gz -> tiny-dnn-${TINY_DNN_PV}.tar.gz )
+ contrib_xfeatures2d? ( https://dev.gentoo.org/~amynka/snap/vgg_boostdesc-3.2.0.tar.gz ) ) "
+LICENSE="BSD"
+SLOT="0/3.3" # subslot = libopencv* soname version
+KEYWORDS="~amd64 ~arm ~arm64 ~ppc ~ppc64 ~x86 ~amd64-linux"
+IUSE="contrib cuda debug +eigen examples ffmpeg gdal gflags glog gphoto2 gstreamer gtk ieee1394 ipp jpeg jpeg2k lapack libav opencl openexr opengl openmp pch png +python qt5 tesseract testprograms threads tiff vaapi v4l vtk webp xine contrib_cvv contrib_dnn contrib_hdf contrib_sfm contrib_xfeatures2d"
+
+# OpenGL needs gtk or Qt installed to activate, otherwise build system
+# will silently disable it without the user knowing, which defeats the
+# purpose of the opengl use flag.
+REQUIRED_USE="
+ cuda? ( tesseract? ( opencl ) )
+ gflags? ( contrib )
+ glog? ( contrib )
+ contrib_cvv? ( contrib qt5 )
+ contrib_dnn? ( contrib )
+ contrib_hdf? ( contrib )
+ contrib_sfm? ( contrib eigen gflags glog )
+ contrib_xfeatures2d? ( contrib cuda )
+ java? ( python )
+ opengl? ( || ( gtk qt5 ) )
+ python? ( ${PYTHON_REQUIRED_USE} )
+ tesseract? ( contrib )"
+
+# The following logic is intrinsic in the build system, but we do not enforce
+# it on the useflags since this just blocks emerging pointlessly:
+# gtk? ( !qt5 )
+# openmp? ( !threads )
+
+RDEPEND="
+ app-arch/bzip2[${MULTILIB_USEDEP}]
+ dev-libs/protobuf:=[${MULTILIB_USEDEP}]
+ sys-libs/zlib[${MULTILIB_USEDEP}]
+ cuda? ( dev-util/nvidia-cuda-toolkit:0= )
+ contrib_hdf? ( sci-libs/hdf5 )
+ ffmpeg? (
+ libav? ( media-video/libav:0=[${MULTILIB_USEDEP}] )
+ !libav? ( media-video/ffmpeg:0=[${MULTILIB_USEDEP}] )
+ )
+ gdal? ( sci-libs/gdal:= )
+ gflags? ( dev-cpp/gflags[${MULTILIB_USEDEP}] )
+ glog? ( dev-cpp/glog[${MULTILIB_USEDEP}] )
+ gphoto2? ( media-libs/libgphoto2[${MULTILIB_USEDEP}] )
+ gstreamer? (
+ media-libs/gstreamer:1.0[${MULTILIB_USEDEP}]
+ media-libs/gst-plugins-base:1.0[${MULTILIB_USEDEP}]
+ )
+ gtk? (
+ dev-libs/glib:2[${MULTILIB_USEDEP}]
+ x11-libs/gtk+:2[${MULTILIB_USEDEP}]
+ opengl? ( x11-libs/gtkglext[${MULTILIB_USEDEP}] )
+ )
+ ieee1394? (
+ media-libs/libdc1394[${MULTILIB_USEDEP}]
+ sys-libs/libraw1394[${MULTILIB_USEDEP}]
+ )
+ ipp? ( sci-libs/ipp )
+ java? ( >=virtual/jre-1.6:* )
+ jpeg? ( virtual/jpeg:0[${MULTILIB_USEDEP}] )
+ jpeg2k? ( media-libs/jasper:=[${MULTILIB_USEDEP}] )
+ lapack? ( virtual/lapack )
+ opencl? ( virtual/opencl[${MULTILIB_USEDEP}] )
+ openexr? ( media-libs/openexr[${MULTILIB_USEDEP}] )
+ opengl? (
+ virtual/opengl[${MULTILIB_USEDEP}]
+ virtual/glu[${MULTILIB_USEDEP}]
+ )
+ png? ( media-libs/libpng:0=[${MULTILIB_USEDEP}] )
+ python? ( ${PYTHON_DEPS} dev-python/numpy[${PYTHON_USEDEP}] )
+ qt5? (
+ dev-qt/qtgui:5
+ dev-qt/qtwidgets:5
+ dev-qt/qttest:5
+ dev-qt/qtconcurrent:5
+ opengl? ( dev-qt/qtopengl:5 )
+ )
+ tesseract? ( app-text/tesseract[opencl=] )
+ threads? ( dev-cpp/tbb[${MULTILIB_USEDEP}] )
+ tiff? ( media-libs/tiff:0[${MULTILIB_USEDEP}] )
+ v4l? ( >=media-libs/libv4l-0.8.3[${MULTILIB_USEDEP}] )
+ vtk? ( sci-libs/vtk[rendering] )
+ webp? ( media-libs/libwebp[${MULTILIB_USEDEP}] )
+ xine? ( media-libs/xine-lib )"
+DEPEND="${RDEPEND}
+ virtual/pkgconfig[${MULTILIB_USEDEP}]
+ contrib_dnn? ( dev-libs/cereal )
+ eigen? ( dev-cpp/eigen:3 )
+ java? ( >=virtual/jdk-1.6 )"
+
+MULTILIB_WRAPPED_HEADERS=(
+ /usr/include/opencv2/cvconfig.h
+ /usr/include/opencv2/opencv_modules.hpp
+ # [contrib_cvv]
+ /usr/include/opencv2/cvv.hpp
+ /usr/include/opencv2/cvv/call_meta_data.hpp
+ /usr/include/opencv2/cvv/cvv.hpp
+ /usr/include/opencv2/cvv/debug_mode.hpp
+ /usr/include/opencv2/cvv/dmatch.hpp
+ /usr/include/opencv2/cvv/filter.hpp
+ /usr/include/opencv2/cvv/final_show.hpp
+ /usr/include/opencv2/cvv/show_image.hpp
+ # [contrib_hdf]
+ /usr/include/opencv2/hdf.hpp
+ /usr/include/opencv2/hdf/hdf5.hpp
+ # [vtk]
+ /usr/include/opencv2/viz.hpp
+ /usr/include/opencv2/viz/types.hpp
+ /usr/include/opencv2/viz/viz3d.hpp
+ /usr/include/opencv2/viz/vizcore.hpp
+ /usr/include/opencv2/viz/widget_accessor.hpp
+ /usr/include/opencv2/viz/widgets.hpp
+ # [cudev]
+ /usr/include/opencv2/cudaarithm.hpp
+ /usr/include/opencv2/cudabgsegm.hpp
+ /usr/include/opencv2/cudacodec.hpp
+ /usr/include/opencv2/cudafeatures2d.hpp
+ /usr/include/opencv2/cudafilters.hpp
+ /usr/include/opencv2/cudaimgproc.hpp
+ /usr/include/opencv2/cudalegacy.hpp
+ /usr/include/opencv2/cudalegacy/NCVBroxOpticalFlow.hpp
+ /usr/include/opencv2/cudalegacy/NCVHaarObjectDetection.hpp
+ /usr/include/opencv2/cudalegacy/NCV.hpp
+ /usr/include/opencv2/cudalegacy/NCVPyramid.hpp
+ /usr/include/opencv2/cudalegacy/NPP_staging.hpp
+ /usr/include/opencv2/cudaobjdetect.hpp
+ /usr/include/opencv2/cudaoptflow.hpp
+ /usr/include/opencv2/cudastereo.hpp
+ /usr/include/opencv2/cudawarping.hpp
+ /usr/include/opencv2/cudev/block/block.hpp
+ /usr/include/opencv2/cudev/block/detail/reduce.hpp
+ /usr/include/opencv2/cudev/block/detail/reduce_key_val.hpp
+ /usr/include/opencv2/cudev/block/dynamic_smem.hpp
+ /usr/include/opencv2/cudev/block/reduce.hpp
+ /usr/include/opencv2/cudev/block/scan.hpp
+ /usr/include/opencv2/cudev/block/vec_distance.hpp
+ /usr/include/opencv2/cudev/common.hpp
+ /usr/include/opencv2/cudev/expr/binary_func.hpp
+ /usr/include/opencv2/cudev/expr/binary_op.hpp
+ /usr/include/opencv2/cudev/expr/color.hpp
+ /usr/include/opencv2/cudev/expr/deriv.hpp
+ /usr/include/opencv2/cudev/expr/expr.hpp
+ /usr/include/opencv2/cudev/expr/per_element_func.hpp
+ /usr/include/opencv2/cudev/expr/reduction.hpp
+ /usr/include/opencv2/cudev/expr/unary_func.hpp
+ /usr/include/opencv2/cudev/expr/unary_op.hpp
+ /usr/include/opencv2/cudev/expr/warping.hpp
+ /usr/include/opencv2/cudev/functional/color_cvt.hpp
+ /usr/include/opencv2/cudev/functional/detail/color_cvt.hpp
+ /usr/include/opencv2/cudev/functional/functional.hpp
+ /usr/include/opencv2/cudev/functional/tuple_adapter.hpp
+ /usr/include/opencv2/cudev/grid/copy.hpp
+ /usr/include/opencv2/cudev/grid/detail/copy.hpp
+ /usr/include/opencv2/cudev/grid/detail/histogram.hpp
+ /usr/include/opencv2/cudev/grid/detail/integral.hpp
+ /usr/include/opencv2/cudev/grid/detail/minmaxloc.hpp
+ /usr/include/opencv2/cudev/grid/detail/pyr_down.hpp
+ /usr/include/opencv2/cudev/grid/detail/pyr_up.hpp
+ /usr/include/opencv2/cudev/grid/detail/reduce.hpp
+ /usr/include/opencv2/cudev/grid/detail/reduce_to_column.hpp
+ /usr/include/opencv2/cudev/grid/detail/reduce_to_row.hpp
+ /usr/include/opencv2/cudev/grid/detail/split_merge.hpp
+ /usr/include/opencv2/cudev/grid/detail/transform.hpp
+ /usr/include/opencv2/cudev/grid/detail/transpose.hpp
+ /usr/include/opencv2/cudev/grid/histogram.hpp
+ /usr/include/opencv2/cudev/grid/integral.hpp
+ /usr/include/opencv2/cudev/grid/pyramids.hpp
+ /usr/include/opencv2/cudev/grid/reduce.hpp
+ /usr/include/opencv2/cudev/grid/reduce_to_vec.hpp
+ /usr/include/opencv2/cudev/grid/split_merge.hpp
+ /usr/include/opencv2/cudev/grid/transform.hpp
+ /usr/include/opencv2/cudev/grid/transpose.hpp
+ /usr/include/opencv2/cudev.hpp
+ /usr/include/opencv2/cudev/ptr2d/constant.hpp
+ /usr/include/opencv2/cudev/ptr2d/deriv.hpp
+ /usr/include/opencv2/cudev/ptr2d/detail/gpumat.hpp
+ /usr/include/opencv2/cudev/ptr2d/extrapolation.hpp
+ /usr/include/opencv2/cudev/ptr2d/glob.hpp
+ /usr/include/opencv2/cudev/ptr2d/gpumat.hpp
+ /usr/include/opencv2/cudev/ptr2d/interpolation.hpp
+ /usr/include/opencv2/cudev/ptr2d/lut.hpp
+ /usr/include/opencv2/cudev/ptr2d/mask.hpp
+ /usr/include/opencv2/cudev/ptr2d/remap.hpp
+ /usr/include/opencv2/cudev/ptr2d/resize.hpp
+ /usr/include/opencv2/cudev/ptr2d/texture.hpp
+ /usr/include/opencv2/cudev/ptr2d/traits.hpp
+ /usr/include/opencv2/cudev/ptr2d/transform.hpp
+ /usr/include/opencv2/cudev/ptr2d/warping.hpp
+ /usr/include/opencv2/cudev/ptr2d/zip.hpp
+ /usr/include/opencv2/cudev/util/atomic.hpp
+ /usr/include/opencv2/cudev/util/detail/tuple.hpp
+ /usr/include/opencv2/cudev/util/detail/type_traits.hpp
+ /usr/include/opencv2/cudev/util/limits.hpp
+ /usr/include/opencv2/cudev/util/saturate_cast.hpp
+ /usr/include/opencv2/cudev/util/simd_functions.hpp
+ /usr/include/opencv2/cudev/util/tuple.hpp
+ /usr/include/opencv2/cudev/util/type_traits.hpp
+ /usr/include/opencv2/cudev/util/vec_math.hpp
+ /usr/include/opencv2/cudev/util/vec_traits.hpp
+ /usr/include/opencv2/cudev/warp/detail/reduce.hpp
+ /usr/include/opencv2/cudev/warp/detail/reduce_key_val.hpp
+ /usr/include/opencv2/cudev/warp/reduce.hpp
+ /usr/include/opencv2/cudev/warp/scan.hpp
+ /usr/include/opencv2/cudev/warp/shuffle.hpp
+ /usr/include/opencv2/cudev/warp/warp.hpp
+)
+
+PATCHES=(
+ "${FILESDIR}/${PN}-3.0.0-gles.patch"
+ "${FILESDIR}/${PN}-3.1.0-java-magic.patch"
+ "${FILESDIR}/${PN}-3.1.0-find-libraries-fix.patch"
+ "${WORKDIR}/${P}-imgcodecs-gcc.patch" # bug 627958 and https://github.com/opencv/opencv/pull/9376
+ "${FILESDIR}/${P}-cuda9-cmake.patch"
+ "${FILESDIR}/${P}-cuda9-saturate.patch"
+ "${FILESDIR}/${P}-cuda9-compute20.patch"
+)
+
+pkg_pretend() {
+ [[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+}
+
+pkg_setup() {
+ [[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+ java-pkg-opt-2_pkg_setup
+}
+
+src_prepare() {
+ cmake-utils_src_prepare
+
+ # remove bundled stuff
+ rm -rf 3rdparty || die "Removing 3rd party components failed"
+ sed -e '/add_subdirectory(.*3rdparty.*)/ d' \
+ -i CMakeLists.txt cmake/*cmake || die
+
+ if use contrib && use contrib_dnn; then
+ cd "${WORKDIR}/${PN}_contrib-${PV}" || die
+ eapply "${FILESDIR}/${P}-remove-tiny-dnn-autodownload.patch"
+ fi
+
+ if use contrib && use contrib_xfeatures2d; then
+ cd "${WORKDIR}/${PN}_contrib-${PV}" || die
+ eapply "${FILESDIR}/${P}-contrib-xfeatures2d.patch"
+ mv "${WORKDIR}"/*.i "${WORKDIR}/${PN}_contrib-${PV}"/modules/xfeatures2d/src/ || die
+ fi
+
+ java-pkg-opt-2_src_prepare
+
+ # this really belongs in src_prepare() too
+ JAVA_ANT_ENCODING="iso-8859-1"
+ # set encoding so even this cmake build will pick it up.
+ export ANT_OPTS+=" -Dfile.encoding=iso-8859-1"
+ java-ant-2_src_configure
+}
+
+multilib_src_configure() {
+ # please dont sort here, order is the same as in CMakeLists.txt
+ GLOBALCMAKEARGS=(
+ # Optional 3rd party components
+ # ===================================================
+ -DWITH_1394=$(usex ieee1394)
+ # -DWITH_AVFOUNDATION=OFF # IOS
+ -DWITH_VTK=$(multilib_native_usex vtk)
+ -DWITH_EIGEN=$(usex eigen)
+ -DWITH_VFW=OFF # Video windows support
+ -DWITH_FFMPEG=$(usex ffmpeg)
+ -DWITH_GSTREAMER=$(usex gstreamer)
+ -DWITH_GSTREAMER_0_10=OFF # Don't want this
+ -DWITH_GTK=$(usex gtk)
+ -DWITH_GTK_2_X=$(usex gtk)
+ -DWITH_IPP=$(multilib_native_usex ipp)
+ -DWITH_JASPER=$(usex jpeg2k)
+ -DWITH_JPEG=$(usex jpeg)
+ -DWITH_WEBP=$(usex webp)
+ -DWITH_OPENEXR=$(usex openexr)
+ -DWITH_OPENGL=$(usex opengl)
+ -DWITH_OPENVX=OFF
+ -DWITH_OPENNI=OFF # Not packaged
+ -DWITH_OPENNI2=OFF # Not packaged
+ -DWITH_PNG=$(usex png)
+ -DWITH_GDCM=OFF
+ -DWITH_PVAPI=OFF
+ -DWITH_GIGEAPI=OFF
+ -DWITH_ARAVIS=OFF
+ -DWITH_QT=$(multilib_native_usex qt5 5 OFF)
+ -DWITH_WIN32UI=OFF # Windows only
+ # -DWITH_QUICKTIME=OFF
+ # -DWITH_QTKIT=OFF
+ -DWITH_TBB=$(usex threads)
+ -DWITH_OPENMP=$(usex openmp)
+ -DWITH_CSTRIPES=OFF
+ -DWITH_PTHREADS_PF=ON
+ -DWITH_TIFF=$(usex tiff)
+ -DWITH_UNICAP=OFF # Not packaged
+ -DWITH_V4L=$(usex v4l)
+ -DWITH_LIBV4L=$(usex v4l)
+ -DWITH_DSHOW=ON # direct show supp
+ -DWITH_MSMF=OFF
+ -DWITH_XIMEA=OFF # Windows only
+ -DWITH_XINE=$(multilib_native_usex xine)
+ -DWITH_CLP=OFF
+ -DWITH_OPENCL=$(usex opencl)
+ -DWITH_OPENCL_SVM=OFF
+ -DWITH_OPENCLAMDFFT=$(usex opencl)
+ -DWITH_OPENCLAMDBLAS=$(usex opencl)
+ -DWITH_DIRECTX=OFF
+ -DWITH_INTELPERC=OFF
+ -DWITH_JAVA=$(multilib_native_usex java) # Ant needed, no compile flag
+ -DWITH_IPP_A=OFF
+ -DWITH_MATLAB=OFF
+ -DWITH_VA=$(usex vaapi)
+ -DWITH_VA_INTEL=$(usex vaapi)
+ -DWITH_GDAL=$(multilib_native_usex gdal)
+ -DWITH_GPHOTO2=$(usex gphoto2)
+ -DWITH_LAPACK=$(multilib_native_usex lapack)
+ -DWITH_ITT=OFF # 3dparty libs itt_notify
+ # ===================================================
+ # CUDA build components: nvidia-cuda-toolkit takes care of GCC version
+ # ===================================================
+ -DWITH_CUDA=$(multilib_native_usex cuda)
+ -DWITH_CUBLAS=$(multilib_native_usex cuda)
+ -DWITH_CUFFT=$(multilib_native_usex cuda)
+ -DWITH_NVCUVID=OFF
+# -DWITH_NVCUVID=$(usex cuda)
+ -DCUDA_NPP_LIBRARY_ROOT_DIR=$(usex cuda "${EPREFIX}/opt/cuda" "")
+ # ===================================================
+ # OpenCV build components
+ # ===================================================
+ -DBUILD_SHARED_LIBS=ON
+ -DBUILD_ANDROID_EXAMPLES=OFF
+ -BUILD_opencv_apps=
+ -DBUILD_DOCS=OFF # Doesn't install anyways.
+ -DBUILD_EXAMPLES=$(multilib_native_usex examples)
+ -DBUILD_PERF_TESTS=OFF
+ -DBUILD_TESTS=$(multilib_native_usex testprograms)
+ -DBUILD_WITH_DEBUG_INFO=$(usex debug)
+ # -DBUILD_WITH_STATIC_CRT=OFF
+ -DBUILD_WITH_DYNAMIC_IPP=OFF
+ -DBUILD_FAT_JAVA_LIB=$(multilib_native_usex java)
+ # -DBUILD_ANDROID_SERVICE=OFF
+ -DBUILD_CUDA_STUBS=$(multilib_native_usex cuda)
+ -DOPENCV_EXTRA_MODULES_PATH=$(usex contrib "${WORKDIR}/opencv_contrib-${PV}/modules" "")
+ # ===================================================
+ # OpenCV installation options
+ # ===================================================
+ -DINSTALL_CREATE_DISTRIB=OFF
+ -DINSTALL_C_EXAMPLES=$(multilib_native_usex examples)
+ -DINSTALL_TESTS=$(multilib_native_usex testprograms)
+ -DINSTALL_PYTHON_EXAMPLES=$(multilib_native_usex examples)
+ # -DINSTALL_ANDROID_EXAMPLES=OFF
+ -DINSTALL_TO_MANGLED_PATHS=OFF
+ # ===================================================
+ # OpenCV build options
+ # ===================================================
+ -DENABLE_CCACHE=OFF
+ -DENABLE_PRECOMPILED_HEADERS=$(usex pch)
+ -DENABLE_SOLUTION_FOLDERS=OFF
+ -DENABLE_PROFILING=OFF
+ -DENABLE_COVERAGE=OFF
+
+ -DHAVE_opencv_java=$(multilib_native_usex java YES NO)
+ -DENABLE_NOISY_WARNINGS=OFF
+ -DOPENCV_WARNINGS_ARE_ERRORS=OFF
+ -DENABLE_IMPL_COLLECTION=OFF
+ -DENABLE_INSTRUMENTATION=OFF
+ -DGENERATE_ABI_DESCRIPTOR=OFF
+ -DDOWNLOAD_EXTERNAL_TEST_DATA=OFF
+ # ===================================================
+ # things we want to be hard off or not yet figured out
+ # ===================================================
+ -DBUILD_PACKAGE=OFF
+ # ===================================================
+ # Not building protobuf but update files bug #631418
+ # ===================================================
+ -DBUILD_PROTOBUF=OFF
+ -DPROTOBUF_UPDATE_FILES=ON
+ # ===================================================
+ # things we want to be hard enabled not worth useflag
+ # ===================================================
+ -DCMAKE_SKIP_RPATH=ON
+ -DOPENCV_DOC_INSTALL_PATH=
+ )
+
+ # ===================================================
+ # OpenCV Contrib Modules
+ # ===================================================
+ if use contrib; then
+ GLOBALCMAKEARGS+=(
+ -DBUILD_opencv_dnn=$(usex contrib_dnn ON OFF)
+ -DTINYDNN_ROOT="${WORKDIR}/tiny-dnn-${TINY_DNN_PV}"
+ -DBUILD_opencv_dnns_easily_fooled=OFF
+ -DBUILD_opencv_xfeatures2d=$(usex contrib_xfeatures2d ON OFF)
+ -DBUILD_opencv_cvv=$(usex contrib_cvv ON OFF)
+ -DBUILD_opencv_hdf=$(multilib_native_usex contrib_hdf ON OFF)
+ -DBUILD_opencv_sfm=$(usex contrib_sfm ON OFF)
+ )
+
+ if multilib_is_native_abi; then
+ GLOBALCMAKEARGS+=(
+ -DCMAKE_DISABLE_FIND_PACKAGE_Tesseract=$(usex !tesseract)
+ )
+ else
+ GLOBALCMAKEARGS+=(
+ -DCMAKE_DISABLE_FIND_PACKAGE_Tesseract=ON
+ )
+ fi
+ fi
+
+ # workaround for bug 413429
+ tc-export CC CXX
+
+ local mycmakeargs=( ${GLOBALCMAKEARGS[@]}
+ -DPYTHON_EXECUTABLE=OFF
+ -DINSTALL_PYTHON_EXAMPLES=OFF
+ )
+
+ cmake-utils_src_configure
+}
+
+python_module_compile() {
+ local BUILD_DIR=${orig_BUILD_DIR}
+ local mycmakeargs=( ${GLOBALCMAKEARGS[@]} )
+
+ # Set all python variables to load the correct Gentoo paths
+ mycmakeargs+=(
+ # cheap trick: python_setup sets one of them as a symlink
+ # to the correct interpreter, and the other to fail-wrapper
+ -DPYTHON2_EXECUTABLE=$(type -P python2)
+ -DPYTHON3_EXECUTABLE=$(type -P python3)
+ -DINSTALL_PYTHON_EXAMPLES=$(usex examples)
+ )
+
+ # Regenerate cache file. Can't use rebuild_cache as it won't
+ # have the Gentoo specific options.
+ rm -rf CMakeCache.txt || die "rm failed"
+ cmake-utils_src_configure
+ cmake-utils_src_compile
+ cmake-utils_src_install
+
+ # Remove compiled binary so new version compiles
+ # Avoid conflicts with new module builds as build system doesn't
+ # really support it.
+ rm -rf modules/python2 || die "rm failed"
+}
+
+multilib_src_install() {
+ cmake-utils_src_install
+
+ # Build and install the python modules for all targets
+ if multilib_is_native_abi && use python; then
+ local orig_BUILD_DIR=${BUILD_DIR}
+ python_foreach_impl python_module_compile
+ fi
+}
projects / gentoo.git / commitdiff