media-libs/opencv: disable pch for gcc-6.0 bug #617654

Package-Manager: Portage-2.3.6, Repoman-2.3.1

5 files changed, 605 insertions, 0 deletions

diff --git a/media-libs/opencv/Manifest b/media-libs/opencv/Manifest
index 040a04683052..a529669fefa9 100644
--- a/media-libs/opencv/Manifest
+++ b/media-libs/opencv/Manifest
@@ -1,3 +1,4 @@
+DIST opencv-2.4.13.tar.gz 91669572 SHA256 94ebcca61c30034d5fb16feab8ec12c8a868f5162d20a9f0396f0f5f6d8bbbff SHA512 efdc4340fdf557dae44ac604c8c20f61ced89f99274264b61c2640f28741504462c6b57076e207040ca2513e3921275bdfbe6c22fc123bd50df78745e6b7bcd6 WHIRLPOOL 9fdbf2e47edeb8c177cb03ed5dc129475dd704c022975bc875d444a6e6c3df630f1151e738cf07fbe48343d0eb87723091131063fe776c63a386c46c0153f1d5
 DIST opencv-2.4.13.zip 94319943 SHA256 fa6a45f635f4e1dbc982b8ccc93206650e7fc584b2f3dd945759ce28b047b94f SHA512 b5ccaa22deabfedd29b697296d265a32c7db959f2e94ca3643c1cde65fb84463809535f2e6bd49c4baa06958fa223a32bbfdd7234b8e160ec333fd9cd7800d3b WHIRLPOOL 86f7690b460dbcf70dec30c29784d96b2bb99e43ba70fe967d18b375fcee4f8934591f0d9fe2ff6717346eb9be8628766658d589eae9943d528352d1ce1df455
 DIST opencv-3.1.0.tar.gz 76135587 SHA256 f00b3c4f42acda07d89031a2ebb5ebe390764a133502c03a511f67b78bbd4fbf SHA512 57e0fe41e3d5d1dc036e7fc5673523e53d54f5f62e4d3bcb95238a9cd53e79da7c1704dc136ce632f7cfce369ebf5eb27f629a9b6ac4f7fa34120b80b5c7438f WHIRLPOOL b2825d5cafa87e0fe9cacd093ddb969913d916c0370819073b2bde3c598798efcf23c406aae2116f2628c564ca99e5f871a448a3ece97d8d29ec73841ac283b4
 DIST opencv-3.1.0_contrib-75b3ea9.tar.gz 54277105 SHA256 478f742457d3f4e96f857b726e35b28a8d20a1de8e5f51b8671251bc896d443b SHA512 d1d11520b8729fbaf0257c927654251ff9ac1ba5cf937af9dd973ec39f483d1ee08aff7ad3f1a9941fef921a35dc466ac5574918197ddecd3f6c66b682bf671a WHIRLPOOL 18b70014428c4fa532658ca5ac332bffaae049b468f46cb027a6972f21f5b2bd17d02b33d68c43b84f821a77fa09efb9c372499cfa4f645a0516b93acb858353
diff --git a/media-libs/opencv/files/opencv-2.4.13-gcc-6.0.patch b/media-libs/opencv/files/opencv-2.4.13-gcc-6.0.patch
new file mode 100644
index 000000000000..b0a5084752ca
--- /dev/null
+++ b/media-libs/opencv/files/opencv-2.4.13-gcc-6.0.patch
@@ -0,0 +1,23 @@
+From fb598bb76a0431aa3a880ecfa45054c996a070fb Mon Sep 17 00:00:00 2001
+From: Maksim Shabunin <maksim.shabunin@itseez.com>
+Date: Fri, 13 May 2016 13:28:09 +0300
+Subject: [PATCH] Disabled PCH support for gcc >= 6.0.0
+
+Command line generation routine uses "-isystem" to include headers outside of "<opencv>/modules" folder, but GCC 6 does not work when passed "-isystem /usr/include" option.
+---
+ cmake/OpenCVPCHSupport.cmake | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/cmake/OpenCVPCHSupport.cmake b/cmake/OpenCVPCHSupport.cmake
+index 13619daf27e..e6585cae020 100644
+--- a/cmake/OpenCVPCHSupport.cmake
++++ b/cmake/OpenCVPCHSupport.cmake
+@@ -19,7 +19,7 @@ IF(CMAKE_COMPILER_IS_GNUCXX)
+         ARGS ${CMAKE_CXX_COMPILER_ARG1} -dumpversion
+         OUTPUT_VARIABLE gcc_compiler_version)
+     #MESSAGE("GCC Version: ${gcc_compiler_version}")
+-    IF(gcc_compiler_version VERSION_GREATER "4.2.-1")
++    IF(gcc_compiler_version VERSION_GREATER "4.2.-1" AND gcc_compiler_version VERSION_LESS "6.0.0")
+         SET(PCHSupport_FOUND TRUE)
+     ENDIF()
+ 
diff --git a/media-libs/opencv/files/opencv-3.2.0-gcc-6.0.patch b/media-libs/opencv/files/opencv-3.2.0-gcc-6.0.patch
new file mode 100644
index 000000000000..457d3595e49b
--- /dev/null
+++ b/media-libs/opencv/files/opencv-3.2.0-gcc-6.0.patch
@@ -0,0 +1,11 @@
+--- a/cmake/OpenCVPCHSupport.cmake	2017-06-06 15:05:09.180022719 +0200
++++ b/cmake/OpenCVPCHSupport.cmake	2017-06-06 15:05:50.775022684 +0200
+@@ -14,7 +14,7 @@
+ 
+ IF(CMAKE_COMPILER_IS_GNUCXX)
+ 
+-    IF(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.2.0")
++    IF(gcc_compiler_version VERSION_GREATER "4.2.-1" AND gcc_compiler_version VERSION_LESS "6.0.0")
+         SET(PCHSupport_FOUND TRUE)
+     ENDIF()
+ 
diff --git a/media-libs/opencv/opencv-2.4.13-r1.ebuild b/media-libs/opencv/opencv-2.4.13-r1.ebuild
new file mode 100644
index 000000000000..b57b26524934
--- /dev/null
+++ b/media-libs/opencv/opencv-2.4.13-r1.ebuild
@@ -0,0 +1,240 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+PYTHON_COMPAT=( python2_7 )
+
+inherit toolchain-funcs cmake-utils python-single-r1 java-pkg-opt-2 java-ant-2
+
+DESCRIPTION="A collection of algorithms and sample code for various computer vision problems"
+HOMEPAGE="http://opencv.org"
+
+SRC_URI="https://github.com/Itseez/opencv/archive/${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0/2.4"
+KEYWORDS="~amd64 ~arm ~ppc ~ppc64 ~x86 ~amd64-linux"
+IUSE="cuda +eigen examples ffmpeg gstreamer gtk ieee1394 ipp jpeg jpeg2k libav opencl openexr opengl openmp pch png +python qt4 qt5 testprograms threads tiff v4l vtk xine"
+REQUIRED_USE="
+	python? ( ${PYTHON_REQUIRED_USE} )
+	?? ( qt4 qt5 )
+"
+
+# 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? ( !qt4 )
+#	opengl? ( || ( gtk qt4 ) )
+#	openmp? ( !threads )
+
+RDEPEND="
+	app-arch/bzip2
+	sys-libs/zlib
+	cuda? ( >=dev-util/nvidia-cuda-toolkit-5.5 )
+	ffmpeg? (
+		libav? ( media-video/libav:0= )
+		!libav? ( media-video/ffmpeg:0= )
+	)
+	gstreamer? (
+		media-libs/gstreamer:1.0
+		media-libs/gst-plugins-base:1.0
+	)
+	gtk? (
+		dev-libs/glib:2
+		x11-libs/gtk+:2
+		opengl? ( x11-libs/gtkglext )
+	)
+	java? ( >=virtual/jre-1.6:* )
+	jpeg? ( virtual/jpeg:0 )
+	jpeg2k? ( media-libs/jasper:= )
+	ieee1394? (
+		media-libs/libdc1394
+		sys-libs/libraw1394
+	)
+	ipp? ( sci-libs/ipp )
+	opencl? ( virtual/opencl )
+	openexr? ( media-libs/openexr )
+	opengl? ( virtual/opengl virtual/glu )
+	png? ( media-libs/libpng:0= )
+	python? ( ${PYTHON_DEPS} dev-python/numpy[${PYTHON_USEDEP}] )
+	qt4? (
+		dev-qt/qtgui:4
+		dev-qt/qttest:4
+		opengl? ( dev-qt/qtopengl:4 )
+	)
+	qt5? (
+		dev-qt/qtgui:5
+		dev-qt/qttest:5
+		dev-qt/qtconcurrent:5
+		opengl? ( dev-qt/qtopengl:5 )
+	)
+	threads? ( dev-cpp/tbb )
+	tiff? ( media-libs/tiff:0 )
+	v4l? ( >=media-libs/libv4l-0.8.3 )
+	vtk? ( sci-libs/vtk[rendering] )
+	xine? ( media-libs/xine-lib )
+"
+DEPEND="${RDEPEND}
+	virtual/pkgconfig
+	eigen? ( dev-cpp/eigen:3 )
+	java? ( >=virtual/jdk-1.6 )
+"
+
+PATCHES=(
+	"${FILESDIR}/${PN}-2.3.1a-libav-0.7.patch"
+	"${FILESDIR}/${PN}-2.4.3-gcc47.patch"
+	"${FILESDIR}/${PN}-2.4.2-cflags.patch"
+	"${FILESDIR}/${PN}-2.4.8-javamagic.patch"
+	"${FILESDIR}/${PN}-2.4.9-cuda-pkg-config.patch"
+	"${FILESDIR}/${PN}-3.0.0-gles.patch"
+	"${FILESDIR}/${P}-gcc-6.0.patch"
+)
+#"${FILESDIR}/${P}-git-autodetect.patch
+
+pkg_setup() {
+	[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+	use python && python-single-r1_pkg_setup
+	java-pkg-opt-2_pkg_setup
+}
+
+src_prepare() {
+	cmake-utils_src_prepare
+
+	# remove bundled stuff
+	rm -rf 3rdparty || die "Removing 3rd party components failed"
+	sed -i \
+		-e '/add_subdirectory(3rdparty)/ d' \
+		CMakeLists.txt || die
+
+	java-pkg-opt-2_src_prepare
+}
+
+src_configure() {
+
+	JAVA_ANT_ENCODING="iso-8859-1"
+	# set encoding so even this cmake build will pick it up.
+	export ANT_OPTS+=" -Dfile.encoding=iso-8859-1"
+	java-ant-2_src_configure
+
+	# please dont sort here, order is the same as in CMakeLists.txt
+	local mycmakeargs=(
+	# the optinal dependency libraries
+		-DWITH_1394=$(usex ieee1394)
+		-DWITH_AVFOUNDATION=OFF
+		-DWITH_VTK=$(usex vtk)
+		-DWITH_EIGEN=$(usex eigen)
+		-DWITH_VFW=OFF
+		-DWITH_FFMPEG=$(usex ffmpeg)
+		-DWITH_GSTREAMER=$(usex gstreamer)
+		-DWITH_GSTREAMER_0_10=OFF
+		-DWITH_GTK=$(usex gtk)
+		-DWITH_IMAGEIO=OFF
+		-DWITH_IPP=$(usex ipp)
+		-DWITH_JASPER=$(usex jpeg2k)
+		-DWITH_JPEG=$(usex jpeg)
+		-DWITH_OPENEXR=$(usex openexr)
+		-DWITH_OPENGL=$(usex opengl)
+		-DWITH_OPENCL=$(usex opencl)
+		-DWITH_OPENNI=OFF
+		-DWITH_PNG=$(usex png)
+		-DWITH_PVAPI=OFF
+		-DWITH_GIGEAPI=OFF
+		-DWITH_WIN32UI=OFF
+		-DWITH_QUICKTIME=OFF
+		-DWITH_TBB=$(usex threads)
+		-DWITH_OPENMP=$(usex openmp)
+		-DWITH_CSTRIPES=OFF
+		-DWITH_TIFF=$(usex tiff)
+		-DWITH_UNICAP=OFF
+		-DWITH_V4L=$(usex v4l)
+		-DWITH_LIBV4L=$(usex v4l)
+		-DWITH_DSHOW=ON
+		-DWITH_MSMF=OFF
+		-DWITH_XIMEA=OFF
+		-DWITH_XINE=$(usex xine)
+		-DWITH_OPENCL=$(usex opencl)
+		-DWITH_OPENCLAMDFFT=$(usex opencl)
+		-DWITH_OPENCLAMDBLAS=$(usex opencl)
+		-DWITH_INTELPERC=OFF
+		-DWITH_JAVA=$(usex java)
+
+		# the build components
+		-DBUILD_SHARED_LIBS=ON
+		-DBUILD_ANDROID_EXAMPLES=OFF
+		-DBUILD_DOCS=OFF #too much dark magic in cmakelists
+		-DBUILD_EXAMPLES=$(usex examples)
+		-DBUILD_PERF_TESTS=OFF
+		-DBUILD_TESTS=$(usex testprograms)
+
+		# install examples
+		-DINSTALL_C_EXAMPLES=$(usex examples)
+		-DINSTALL_TESTS=$(usex testprograms)
+
+		# build options
+		-DENABLE_PRECOMPILED_HEADERS=$(usex pch)
+		-DENABLE_SOLUTION_FOLDERS=OFF
+		-DENABLE_PROFILING=OFF
+		-DENABLE_COVERAGE=OFF
+		-DENABLE_OMIT_FRAME_POINTER=OFF
+		-DENABLE_FAST_MATH=OFF					#
+		-DENABLE_SSE=OFF					# these options do nothing but
+		-DENABLE_SSE2=OFF					# add params to CFLAGS
+		-DENABLE_SSE3=OFF
+		-DENABLE_SSSE3=OFF
+		-DENABLE_SSE41=OFF
+		-DENABLE_SSE42=OFF
+
+		-DOPENCV_EXTRA_FLAGS_RELEASE=""				# black magic
+	)
+
+	if use qt4; then
+		mycmakeargs+=( -DWITH_QT=4 )
+	elif use qt5; then
+		mycmakeargs+=( -DWITH_QT=5 )
+	else
+		mycmakeargs+=( -DWITH_QT=OFF )
+	fi
+
+	if use cuda; then
+		if [[ "$(gcc-version)" > "4.8" ]]; then
+			# bug 577410
+			# #error -- unsupported GNU version! gcc 4.9 and up are not supported!
+			ewarn "CUDA and >=sys-devel/gcc-4.9 do not play well together. Disabling CUDA support."
+			mycmakeargs+=( -DWITH_CUDA=OFF )
+			mycmakeargs+=( -DWITH_CUBLAS=OFF )
+			mycmakeargs+=( -DWITH_CUFFT=OFF )
+
+		else
+			mycmakeargs+=( -DWITH_CUDA=ON )
+			mycmakeargs+=( -DWITH_CUBLAS=ON )
+			mycmakeargs+=( -DWITH_CUFFT=ON )
+			mycmakeargs+=( -DCUDA_NPP_LIBRARY_ROOT_DIR=/opt/cuda )
+		fi
+	else
+		mycmakeargs+=( -DWITH_CUDA=OFF )
+		mycmakeargs+=( -DWITH_CUBLAS=OFF )
+		mycmakeargs+=( -DWITH_CUFFT=OFF )
+	fi
+
+	if use examples && use python; then
+		mycmakeargs+=( -DINSTALL_PYTHON_EXAMPLES=ON )
+	else
+		mycmakeargs+=( -DINSTALL_PYTHON_EXAMPLES=OFF )
+	fi
+
+	# things we want to be hard off or not yet figured out
+	mycmakeargs+=(
+		-DOPENCV_BUILD_3RDPARTY_LIBS=OFF
+		-DBUILD_PACKAGE=OFF
+	)
+
+	# things we want to be hard enabled not worth useflag
+	mycmakeargs+=(
+		-DCMAKE_SKIP_RPATH=ON
+		-DOPENCV_DOC_INSTALL_PATH=
+	)
+
+	# workaround for bug 413429
+	tc-export CC CXX
+
+	cmake-utils_src_configure
+}
diff --git a/media-libs/opencv/opencv-3.2.0-r1.ebuild b/media-libs/opencv/opencv-3.2.0-r1.ebuild
new file mode 100644
index 000000000000..6e33ecd87af9
--- /dev/null
+++ b/media-libs/opencv/opencv-3.2.0-r1.ebuild
@@ -0,0 +1,330 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+PYTHON_COMPAT=( python{2_7,3_4,3_5} )
+
+inherit toolchain-funcs cmake-utils python-r1 java-pkg-opt-2 java-ant-2
+
+DESCRIPTION="A collection of algorithms and sample code for various computer vision problems"
+HOMEPAGE="http://opencv.org"
+
+SRC_URI="https://github.com/${PN}/${PN}/archive/${PV}.tar.gz -> ${P}.tar.gz
+	contrib? ( https://github.com/${PN}/${PN}_contrib/archive/${PV}.tar.gz -> ${P}_contrib.tar.gz
+		contrib_xfeatures2d? ( http://dev.gentoo.org/~amynka/snap/vgg_boostdesc-${PV}.tar.gz ) )"
+LICENSE="BSD"
+SLOT="0/3.2" # subslot = libopencv* soname version
+KEYWORDS="~amd64 ~arm ~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_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_hdf? ( contrib )
+	contrib_sfm? ( contrib eigen gflags glog )
+	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
+	sys-libs/zlib
+	cuda? ( dev-util/nvidia-cuda-toolkit:0= )
+	contrib_hdf? ( sci-libs/hdf5 )
+	ffmpeg? (
+		libav? ( media-video/libav:0= )
+		!libav? ( media-video/ffmpeg:0= )
+	)
+	gdal? ( sci-libs/gdal:= )
+	gflags? ( dev-cpp/gflags )
+	glog? ( dev-cpp/glog )
+	gphoto2? ( media-libs/libgphoto2 )
+	gstreamer? (
+		media-libs/gstreamer:1.0
+		media-libs/gst-plugins-base:1.0
+	)
+	gtk? (
+		dev-libs/glib:2
+		x11-libs/gtk+:2
+		opengl? ( x11-libs/gtkglext )
+	)
+	ieee1394? (
+		media-libs/libdc1394
+		sys-libs/libraw1394
+		)
+	ipp? ( sci-libs/ipp )
+	java? ( >=virtual/jre-1.6:* )
+	jpeg? ( virtual/jpeg:0 )
+	jpeg2k? ( media-libs/jasper:= )
+	lapack? ( virtual/lapack )
+	opencl? ( virtual/opencl )
+	openexr? ( media-libs/openexr )
+	opengl? ( virtual/opengl virtual/glu )
+	png? ( media-libs/libpng:0= )
+	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 )
+	tiff? ( media-libs/tiff:0 )
+	v4l? ( >=media-libs/libv4l-0.8.3 )
+	vtk? ( sci-libs/vtk[rendering] )
+	webp? ( media-libs/libwebp )
+	xine? ( media-libs/xine-lib )"
+DEPEND="${RDEPEND}
+	virtual/pkgconfig
+	eigen? ( dev-cpp/eigen:3 )
+	java?  ( >=virtual/jdk-1.6 )"
+
+PATCHES=(
+	"${FILESDIR}/${PN}-3.0.0-gles.patch"
+	"${FILESDIR}/${PN}-3.1.0-java-magic.patch"
+	"${FILESDIR}/${PN}-3.1.0-find-libraries-fix.patch"
+	"${FILESDIR}/${P}-vtk.patch"
+	"${FILESDIR}/${P}-gcc-6.0.patch"
+)
+
+pkg_pretend() {
+	[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+}
+
+pkg_setup() {
+	[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+	java-pkg-opt-2_pkg_setup
+}
+
+src_prepare() {
+	cmake-utils_src_prepare
+
+	# remove bundled stuff
+	rm -rf 3rdparty || die "Removing 3rd party components failed"
+	sed -e '/add_subdirectory(.*3rdparty.*)/ d' \
+		-i CMakeLists.txt cmake/*cmake || die
+
+	if use contrib && use contrib_xfeatures2d; then
+		cd  "${WORKDIR}/${PN}_contrib-${PV}" || die
+		eapply "${FILESDIR}/${P}-contrib_xfeatures2d-autodownload.patch"
+		mv "${WORKDIR}"/*.i "${WORKDIR}/${PN}_contrib-${PV}"/modules/xfeatures2d/src/ || die
+	fi
+
+	java-pkg-opt-2_src_prepare
+}
+
+src_configure() {
+	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
+
+	# please dont sort here, order is the same as in CMakeLists.txt
+	GLOBALCMAKEARGS=(
+	# Optional 3rd party components
+	# ===================================================
+		-DWITH_1394=$(usex ieee1394)
+	#	-DWITH_AVFOUNDATION=OFF 	# IOS
+		-DWITH_VTK=$(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=$(usex gtk)
+		-DWITH_IPP=$(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=$(usex qt5 5 OFF)
+		-DWITH_WIN32UI=OFF		# Windows only
+	#	-DWITH_QUICKTIME=OFF
+	#	-DWITH_QTKIT=OFF
+		-DWITH_TBB=$(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=$(usex xine)
+		-DWITH_CLP=OFF
+		-DWITH_OPENCL=$(usex opencl)
+		-DWITH_OPENCL_SVM=OFF
+		-DWITH_OPENCLAMDFFT=$(usex opencl)
+		-DWITH_OPENCLAMDBLAS=$(usex opencl)
+		-DWITH_DIRECTX=OFF
+		-DWITH_INTELPERC=OFF
+		-DWITH_JAVA=$(usex java) # Ant needed, no compile flag
+		-DWITH_IPP_A=OFF
+		-DWITH_MATLAB=OFF
+		-DWITH_VA=$(usex vaapi)
+		-DWITH_VA_INTEL=$(usex vaapi)
+		-DWITH_GDAL=$(usex gdal)
+		-DWITH_GPHOTO2=$(usex gphoto2)
+		-DWITH_LAPACK=$(usex lapack)
+	# ===================================================
+	# CUDA build components: nvidia-cuda-toolkit takes care of GCC version
+	# ===================================================
+		-DWITH_CUDA=$(usex cuda)
+		-DWITH_CUBLAS=$(usex cuda)
+		-DWITH_CUFFT=$(usex cuda)
+		-DWITH_NVCUVID=OFF
+#		-DWITH_NVCUVID=$(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=$(usex examples)
+		-DBUILD_PERF_TESTS=OFF
+		-DBUILD_TESTS=$(usex testprograms)
+		-DBUILD_WITH_DEBUG_INFO=$(usex debug)
+	#	-DBUILD_WITH_STATIC_CRT=OFF
+		-DBUILD_WITH_DYNAMIC_IPP=OFF
+		-DBUILD_FAT_JAVA_LIB=$(usex java)
+	#	-DBUILD_ANDROID_SERVICE=OFF
+		-DBUILD_CUDA_STUBS=$(usex cuda)
+		-DOPENCV_EXTRA_MODULES_PATH=$(usex contrib "${WORKDIR}/opencv_contrib-${PV}/modules" "")
+	# ===================================================
+	# OpenCV installation options
+	# ===================================================
+		-DINSTALL_CREATE_DISTRIB=OFF
+		-DINSTALL_C_EXAMPLES=$(usex examples)
+		-DINSTALL_TESTS=$(usex testprograms)
+		-DINSTALL_PYTHON_EXAMPLES=$(usex examples)
+	#	-DINSTALL_ANDROID_EXAMPLES=OFF
+		-DINSTALL_TO_MANGLED_PATHS=OFF
+	# ===================================================
+	# OpenCV build options
+	# ===================================================
+		-DENABLE_CCACHE=OFF
+		-DENABLE_PRECOMPILED_HEADERS=$(usex pch)
+		-DENABLE_SOLUTION_FOLDERS=OFF
+		-DENABLE_PROFILING=OFF
+		-DENABLE_COVERAGE=OFF
+		-DENABLE_OMIT_FRAME_POINTER=OFF
+		-DENABLE_FAST_MATH=OFF
+		-DENABLE_SSE=OFF
+		-DENABLE_SSE2=OFF
+		-DENABLE_SSE3=OFF
+		-DENABLE_SSSE3=OFF
+		-DENABLE_SSE41=OFF
+		-DENABLE_SSE42=OFF
+		-DENABLE_POPCNT=OFF
+		-DENABLE_AVX=OFF
+		-DENABLE_AVX=OFF
+		-DENABLE_AVX2=OFF
+		-DENABLE_FMA3=OFF
+		-DENABLE_NEON=OFF
+
+		-DHAVE_opencv_java=$(usex java YES NO)
+		-DENABLE_NOISY_WARNINGS=OFF
+		-DOPENCV_WARNINGS_ARE_ERRORS=OFF
+		-DENABLE_IMPL_COLLECTION=OFF
+		-DENABLE_INSTRUMENTATION=OFF
+		-DGENERATE_ABI_DESCRIPTOR=OFF
+		-DDOWNLOAD_EXTERNAL_TEST_DATA=OFF
+	# ===================================================
+	# things we want to be hard off or not yet figured out
+	# ===================================================
+		-DBUILD_PACKAGE=OFF
+		-DENABLE_PROFILING=OFF
+	# ===================================================
+	# things we want to be hard enabled not worth useflag
+	# ===================================================
+		-DCMAKE_SKIP_RPATH=ON
+		-DOPENCV_DOC_INSTALL_PATH=
+	)
+
+	# ===================================================
+	# OpenCV Contrib Modules
+	# ===================================================
+	if use contrib; then
+		GLOBALCMAKEARGS+=(
+			-DBUILD_opencv_dnn=OFF
+			-DBUILD_opencv_dnns_easily_fooled=OFF
+			-DBUILD_opencv_xfeatures2d=$(usex contrib_xfeatures2d ON OFF)
+			-DBUILD_opencv_cvv=$(usex contrib_cvv ON OFF)
+			-DBUILD_opencv_hdf=$(usex contrib_hdf ON OFF)
+			-DBUILD_opencv_sfm=$(usex contrib_sfm ON OFF)
+		)
+	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 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)
+	)
+
+	# Compile and install all at once because configuration will be wiped
+	# for each impl of Python
+	BUILD_DIR="${WORKDIR}"/${P}_build
+	cd "${BUILD_DIR}" || die "cd failed"
+
+	# 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"
+}
+
+src_install() {
+	cmake-utils_src_install
+
+	# Build and install the python modules for all targets
+	use python && python_foreach_impl python_module_compile
+}