Initial commit (hacked opencv to re-enable python2 build)

2 files changed, 159 insertions, 0 deletions

diff --git a/.SRCINFO b/.SRCINFO
new file mode 100644
index 000000000000..03f615dc5491
--- /dev/null
+++ b/.SRCINFO
@@ -0,0 +1,51 @@
+# Generated by mksrcinfo v8
+# Thu Nov 29 02:39:03 UTC 2018
+pkgbase = opencv
+	pkgdesc = Open Source Computer Vision Library
+	pkgver = 4.0.0
+	pkgrel = 4
+	url = http://opencv.org/
+	arch = x86_64
+	license = BSD
+	makedepends = cmake
+	makedepends = python-numpy
+	makedepends = python2-numpy
+	makedepends = python-setuptools
+	makedepends = python2-setuptools
+	makedepends = mesa
+	makedepends = eigen
+	makedepends = hdf5
+	makedepends = lapacke
+	makedepends = gtk3
+	makedepends = vtk
+	makedepends = glew
+	depends = intel-tbb
+	depends = openexr
+	depends = gst-plugins-base
+	depends = libdc1394
+	depends = cblas
+	depends = lapack
+	depends = libgphoto2
+	depends = jasper
+	depends = ffmpeg
+	optdepends = opencv-samples: samples
+	optdepends = gtk3: for the HighGUI module
+	optdepends = vtk: for the viz module
+	optdepends = hdf5: support for HDF5 format
+	optdepends = opencl-icd-loader: For coding with OpenCL
+	optdepends = python-numpy: Python interface
+	source = opencv-4.0.0.tar.gz::https://github.com/opencv/opencv/archive/4.0.0.zip
+	source = opencv_contrib-4.0.0.tar.gz::https://github.com/opencv/opencv_contrib/archive/4.0.0.tar.gz
+	sha256sums = 86fd08fc02893e05e2944fa7b0daa7d02643232450f020b475e1b2f24587b99a
+	sha256sums = 4fb0681414df4baedce6e3f4a01318d6f4fcde6ee14854d761fd4e397a397763
+
+pkgname = opencv-with-python2-support
+	provides = opencv=4.0.0
+	conflicts = opencv
+
+pkgname = opencv-with-python2-support-samples
+	pkgdesc = Open Source Computer Vision Library (samples)
+	depends = opencv=4.0.0
+	provides = opencv-samples=4.0.0
+	conflicts = opencv-samples
+
diff --git a/PKGBUILD b/PKGBUILD
new file mode 100644
index 000000000000..76901c314e54
--- /dev/null
+++ b/PKGBUILD
@@ -0,0 +1,108 @@
+# Maintainer(?): Score_Under <seejay.11@gmail.com>
+
+# This is the last thing I want to be maintaining, but as long as arch isn't
+# gentoo and as long as hydrus dev still uses ancient technology, it looks like
+# this is my lot in life.
+
+# Following upstream package opencv:
+#    Maintainer: Ray Rashif <schiv@archlinux.org>
+#    Contributor: Tobias Powalowski <tpowa@archlinux.org>
+
+pkgbase=opencv
+pkgname=(opencv-with-python2-support opencv-with-python2-support-samples)
+pkgver=4.0.0
+pkgrel=4
+pkgdesc="Open Source Computer Vision Library"
+arch=(x86_64)
+license=(BSD)
+url="http://opencv.org/"
+depends=(intel-tbb openexr gst-plugins-base libdc1394 cblas lapack libgphoto2 jasper ffmpeg)
+makedepends=(cmake python-numpy python2-numpy python-setuptools python2-setuptools mesa eigen hdf5 lapacke gtk3 vtk glew)
+optdepends=('opencv-samples: samples'
+            'gtk3: for the HighGUI module'
+            'vtk: for the viz module'
+            'hdf5: support for HDF5 format'
+            'opencl-icd-loader: For coding with OpenCL'
+            'python-numpy: Python interface')
+source=("$pkgbase-$pkgver.tar.gz::https://github.com/opencv/opencv/archive/$pkgver.zip"
+        "opencv_contrib-$pkgver.tar.gz::https://github.com/opencv/opencv_contrib/archive/$pkgver.tar.gz")
+sha256sums=('86fd08fc02893e05e2944fa7b0daa7d02643232450f020b475e1b2f24587b99a'
+            '4fb0681414df4baedce6e3f4a01318d6f4fcde6ee14854d761fd4e397a397763')
+
+prepare() {
+  mkdir -p build
+  case " $CFLAGS $CPPFLAGS $CXXFLAGS " in
+    *" -O3 "*|*" -Ofast "*)
+      warning "OpenCV takes a very long time to build at high optimisation levels."
+      warning "Try building at -O2 or lower, or building with clang."
+      ;;
+  esac
+}
+
+build() {
+  cd build
+  # cmake's FindLAPACK doesn't add cblas to LAPACK_LIBRARIES, so we need to specify them manually
+  _python3path=`python -c "from sysconfig import get_path; print(get_path('platlib'))"`
+  _python2path=`python2 -c "from sysconfig import get_path; print(get_path('platlib'))"`
+  cmake ../$pkgbase-$pkgver \
+    -DWITH_OPENCL=ON \
+    -DWITH_OPENGL=ON \
+    -DWITH_TBB=ON \
+    -DOpenGL_GL_PREFERENCE=GLVND \
+    -DBUILD_WITH_DEBUG_INFO=OFF \
+    -DBUILD_TESTS=OFF \
+    -DBUILD_PERF_TESTS=OFF \
+    -DBUILD_EXAMPLES=ON \
+    -DINSTALL_C_EXAMPLES=ON \
+    -DINSTALL_PYTHON_EXAMPLES=ON \
+    -DCMAKE_INSTALL_PREFIX=/usr \
+    -DCMAKE_INSTALL_LIBDIR=lib \
+    -DCPU_BASELINE_DISABLE=SSE3 \
+    -DCPU_BASELINE_REQUIRE=SSE2 \
+    -DOPENCV_EXTRA_MODULES_PATH="$srcdir/opencv_contrib-$pkgver/modules" \
+    -DOPENCV_SKIP_PYTHON_LOADER=ON \
+    -DOPENCV_PYTHON3_INSTALL_PATH=$_python3path \
+    -DOPENCV_PYTHON2_INSTALL_PATH=$_python2path \
+    -DLAPACK_LIBRARIES="/usr/lib/liblapack.so;/usr/lib/libblas.so;/usr/lib/libcblas.so" \
+    -DLAPACK_CBLAS_H="/usr/include/cblas.h" \
+    -DLAPACK_LAPACKE_H="/usr/include/lapacke.h" \
+    -DOPENCV_GENERATE_PKGCONFIG=ON
+  make
+}
+
+package_opencv-with-python2-support() {
+  conflicts=(opencv)
+  provides=("opencv=$pkgver")
+
+  cd build
+  make DESTDIR="$pkgdir" install
+
+  # install license file
+  install -Dm644 "$srcdir"/$pkgbase-$pkgver/LICENSE -t "$pkgdir"/usr/share/licenses/$pkgbase
+
+  # separate samples package
+  cd "$pkgdir"/usr/share
+  mv opencv4/samples "$srcdir"/$pkgbase-samples
+
+  # install missing headers https://github.com/opencv/opencv/issues/13201
+  for _module in imgcodecs videoio photo; do
+    cp -r "$srcdir"/$pkgbase-$pkgver/modules/$_module/include/opencv2/$_module/legacy \
+      "$pkgdir"/usr/include/opencv4/opencv2/$_module
+  done
+}
+
+package_opencv-with-python2-support-samples() {
+  pkgdesc+=" (samples)"
+  depends=("opencv=$pkgver")
+  conflicts=(opencv-samples)
+  provides=("opencv-samples=$pkgver")
+  unset optdepends
+
+  mkdir -p "$pkgdir"/usr/share/opencv
+  cp -r "$srcdir"/opencv-samples "$pkgdir"/usr/share/opencv/samples
+  # fix permissions
+  chmod 755 "$pkgdir"/usr/share/opencv/samples/*
+
+  # install license file
+  install -Dm644 "$srcdir"/opencv-$pkgver/LICENSE -t "$pkgdir"/usr/share/licenses/$pkgbase-samples
+}