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opencv: Build Python bindings #9369

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Mar 13, 2022
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opencv: Build Python bindings #9369

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35 changes: 32 additions & 3 deletions packages/opencv/build.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -2,9 +2,13 @@ TERMUX_PKG_HOMEPAGE=https://opencv.org/
TERMUX_PKG_DESCRIPTION="Open Source Computer Vision Library"
TERMUX_PKG_LICENSE="Apache-2.0"
TERMUX_PKG_MAINTAINER="@termux"
TERMUX_PKG_VERSION=4.5.5
TERMUX_PKG_SRCURL=https://github.com/opencv/opencv/archive/${TERMUX_PKG_VERSION}.tar.gz
TERMUX_PKG_SHA256=a1cfdcf6619387ca9e232687504da996aaa9f7b5689986b8331ec02cb61d28ad
TERMUX_PKG_VERSION=(4.5.5)
TERMUX_PKG_VERSION+=(1.22.3) # NumPy version
TERMUX_PKG_REVISION=1
TERMUX_PKG_SRCURL=(https://github.com/opencv/opencv/archive/${TERMUX_PKG_VERSION}.tar.gz
https://github.com/numpy/numpy/archive/refs/tags/v${TERMUX_PKG_VERSION[1]}.tar.gz)
TERMUX_PKG_SHA256=(a1cfdcf6619387ca9e232687504da996aaa9f7b5689986b8331ec02cb61d28ad
c8f3ec591e3f17b939220f2b9eabb4c5e2db330f8af62c0a3aeee8a4d1a6c0db)
TERMUX_PKG_DEPENDS="libc++, libjpeg-turbo, libpng, libprotobuf, libtiff, libwebp, openjpeg, openjpeg-tools, zlib"
TERMUX_PKG_EXTRA_CONFIGURE_ARGS="
-DANDROID_NO_TERMUX=OFF
Expand All @@ -13,6 +17,10 @@ TERMUX_PKG_EXTRA_CONFIGURE_ARGS="
-DPROTOBUF_UPDATE_FILES=ON
"

termux_step_post_get_source() {
mv numpy-${TERMUX_PKG_VERSION[1]} numpy
}

termux_step_pre_configure() {
termux_setup_protobuf

Expand All @@ -35,6 +43,27 @@ termux_step_pre_configure() {
_NEED_DUMMY_LIBRT_A=true
echo '!<arch>' > $_LIBRT_A
fi

# For Python bindings
_PYTHON_VERSION=$(. $TERMUX_SCRIPTDIR/packages/python/build.sh; echo $_MAJOR_VERSION)
termux_setup_python_crossenv
pushd $TERMUX_PYTHON_CROSSENV_SRCDIR
_CROSSENV_PREFIX=$TERMUX_PKG_BUILDDIR/python-crossenv-prefix
python${_PYTHON_VERSION} -m crossenv \
$TERMUX_PREFIX/bin/python${_PYTHON_VERSION} \
${_CROSSENV_PREFIX}
popd
. ${_CROSSENV_PREFIX}/bin/activate
LDFLAGS+=" -lpython${_PYTHON_VERSION}"
export NPY_DISABLE_SVML=1
pushd $TERMUX_PKG_SRCDIR/numpy
pip install .
popd
TERMUX_PKG_EXTRA_CONFIGURE_ARGS+="
-DPYTHON_DEFAULT_EXECUTABLE=python
-DPYTHON3_INCLUDE_PATH=$TERMUX_PREFIX/include/python${_PYTHON_VERSION}
-DPYTHON3_NUMPY_INCLUDE_DIRS=${_CROSSENV_PREFIX}/cross/lib/python${_PYTHON_VERSION}/site-packages/numpy/core/include
"
}

termux_step_post_make_install() {
Expand Down
8 changes: 8 additions & 0 deletions packages/opencv/opencv-python.subpackage.sh
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Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@
TERMUX_SUBPKG_INCLUDE="lib/python*"
TERMUX_SUBPKG_DESCRIPTION="Python bindings for OpenCV"
TERMUX_SUBPKG_DEPENDS="python"

termux_step_create_subpkg_debscripts() {
echo "#!$TERMUX_PREFIX/bin/sh" > postinst
echo "pip3 install numpy" >> postinst
}