Project import generated by Copybara.

PiperOrigin-RevId: 253489161

setup_opencv.sh

@@ -0,0 +1,55 @@
+#!/bin/bash
+# Copyright 2019 The MediaPipe Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# =========================================================================
+#
+# Script to build OpenCV from source code and modify the MediaPipe opencv config.
+# Note that this script only has been tested on Debian 9 and Ubuntu 16.04.
+# usage:
+# $ cd <mediapipe root dir>
+# $ chmod +x ./setup_opencv.sh
+# $ ./setup_opencv.sh
+set -e
+
+opencv_build_file="$( cd "$(dirname "$0")" ; pwd -P )"/third_party/opencv_linux.BUILD
+echo $opencv_build_file
+
+echo "Installing OpenCV from source"
+sudo apt update && sudo apt install build-essential git
+sudo apt install cmake ffmpeg libavformat-dev libdc1394-22-dev libgtk2.0-dev \
+                 libjpeg-dev libpng-dev libswscale-dev libtbb2 libtbb-dev \
+                 libtiff-dev
+rm -rf /tmp/build_opencv
+mkdir /tmp/build_opencv
+cd /tmp/build_opencv
+git clone https://github.com/opencv/opencv.git
+mkdir opencv/release
+cd opencv/release
+cmake .. -DCMAKE_BUILD_TYPE=RELEASE -DCMAKE_INSTALL_PREFIX=/usr/local \
+         -DBUILD_TESTS=OFF -DBUILD_PERF_TESTS=OFF -DBUILD_opencv_ts=OFF
+make -j
+sudo make install
+rm -rf /tmp/build_opencv
+echo "OpenCV has been built. You can find the header files and libraries in /usr/local/include/opencv4/opencv2 and /usr/local/lib"
+
+# Modify the build file.
+echo "Modifying MediaPipe opencv config"
+sed -i "s/lib\/x86_64-linux-gnu/local\/lib/g" $opencv_build_file
+sed -i "/includes =/d" $opencv_build_file
+sed -i "/hdrs =/d" $opencv_build_file
+line_to_insert=$(grep -n 'linkstatic =' $opencv_build_file | awk -F  ":" '{print $1}')'i'
+sed -i "$line_to_insert \   includes = [\"local\/include\/opencv4\/\"]," $opencv_build_file
+sed -i "$line_to_insert \   hdrs = glob([\"local\/include\/opencv4\/\*\*\/\*\.h\*\"])," $opencv_build_file
+
+echo "Done"