Add installation scripts

InstallScripts/Windows/installOpenCV.bat

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+::============================================::
+IF %cvVersionChoice%==2 (
+	::set cv version to master
+	set "cvVersion=master"
+) ELSE (
+	::set cv version to 3.4.1
+	set "cvVersion=3.4.1"
+)
+echo Installing OpenCV-%cvVersion%
+::============================================::
+mkdir opencv-%cvVersion%
+cd opencv-%cvVersion%
+set count=1
+set "cwd=%cd%"
+::============================================::
+echo "Creating python environments"
+::create python2 virtual environments
+CALL conda create -y -f -n OpenCV-%cvVersion%-py2 python=2.7 anaconda
+CALL conda install -y -n OpenCV-%cvVersion%-py2 numpy scipy matplotlib scikit-image scikit-learn ipython
+::create python3 virtual environments
+CALL conda create -y -f -n OpenCV-%cvVersion%-py3 python=3.6 anaconda
+CALL conda install -y -n OpenCV-%cvVersion%-py3 numpy scipy matplotlib scikit-image scikit-learn ipython
+::============================================::
+echo "Downloading opencv from github"
+::download opencv from git
+git clone https://github.com/opencv/opencv.git
+cd opencv
+::checkout appropriate cv version
+git checkout %cvVersion%
+cd ..
+::download opencv_contrib from git
+git clone https://github.com/opencv/opencv_contrib.git
+cd opencv_contrib
+::checkout appropriate opencv_contrib version
+git checkout %cvVersion%
+cd ..
+::============================================::
+CALL conda activate OpenCV-%cvVersion%-py2
+::////////////////////////////////////////////::
+FOR /F "tokens=* USEBACKQ" %%a IN (`where python`) DO (
+	set var!count!=%%a
+	set /a count=!count!+1
+)
+cd %var1%\..\..
+::////////////////////////////////////////////::
+set envsDir=%var1%\..\..
+cd %cwd%
+CALL deactivate
+::============================================::
+echo "Compiling using cmake"
+cd opencv
+mkdir build
+cd build
+::xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx::
+cmake -G "Visual Studio 14 2015 Win64" -DINSTALL_C_EXAMPLES=ON -DINSTALL_C_EXAMPLES=ON -DINSTALL_PYTHON_EXAMPLES=ON -DOPENCV_EXTRA_MODULES_PATH=%cwd%\opencv_contrib\modules -DBUILD_opencv_saliency=OFF -DPYTHON2_EXECUTABLE=%envsDir%\OpenCV-%cvVersion%-py2\python.exe -DPYTHON2_INCLUDE_DIR=%envsDir%\OpenCV-%cvVersion%-py2\include -DPYTHON2_LIBRARY=%envsDir%\OpenCV-%cvVersion%-py2\libs\python27.lib -DPYTHON2_NUMPY_INCLUDE_DIRS=%envsDir%\OpenCV-%cvVersion%-py2\Lib\site-packages\numpy\core\include -DPYTHON2_PACKAGES_PATH=%envsDir%\OpenCV-%cvVersion%-py2\Lib\site-packages -DPYTHON3_EXECUTABLE=%envsDir%\OpenCV-%cvVersion%-py3\python.exe -DPYTHON3_INCLUDE_DIR=%envsDir%\OpenCV-%cvVersion%-py3\include -DPYTHON3_LIBRARY=%envsDir%\OpenCV-%cvVersion%-py3\libs\python36.lib -DPYTHON3_NUMPY_INCLUDE_DIRS=%envsDir%\OpenCV-%cvVersion%-py3\Lib\site-packages\numpy\core\include -DPYTHON3_PACKAGES_PATH=%envsDir%\OpenCV-%cvVersion%-py3\Lib\site-packages ..
+::============================================::
+::Compile OpenCV in release mode
+cmake.exe --build . --config Release --target INSTALL
+::xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx::
+cd ..
+cd ..
+cd ..

InstallScripts/Windows/main.py

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+def main():
+	print("Welcome to OpenCV Installation by LearnOpenCV")
+	print("What OpenCV version would you like to install?")
+	cvVersionChoice=input("1 for 3.4.1 (default) and 2 for Master branch: ")
+	if cvVersionChoice != '2':
+		cvVersionChoice='1'
+	print(cvVersionChoice)
+	return cvVersionChoice
+
+def writeBatchFile(batchFile,cvVersionChoice):
+	newBatchFileName = batchFile[:-4]+"_modified.bat"
+	f_write = open(newBatchFileName,'w')
+	f_write.write("@echo off\n")
+	f_write.write("setlocal enabledelayedexpansion\n")
+	cvVersionString = "set cvVersionChoice="+cvVersionChoice+"\n"
+	f_write.write(cvVersionString)
+
+	writeFlag=0
+	with open(batchFile,'r') as f:
+		for line in f.readlines():
+			if line[:3]=='::x':
+				writeFlag+=1
+			writeFlag=writeFlag%2
+			if writeFlag==0:
+				stringToWrite=line.rstrip()+"\n"
+				f_write.write(stringToWrite)
+	f_write.write("::====================================::\n")
+
+	f_write.write("echo @echo off>>runScript.bat\n")
+	f_write.write("echo setlocal enabledelayedexpansion >> runScript.bat")
+	cvVersionString = "echo set cvVersionChoice="+cvVersionChoice+" >> runScript.bat\n"
+	f_write.write(cvVersionString)
+	writeFlag=0
+	with open(batchFile,'r') as f:
+		for line in f.readlines():
+			if line[:3] == '::/':
+				writeFlag+=1
+			writeFlag=writeFlag%2
+			if writeFlag==0:
+				stringToWrite="echo "+line.rstrip()+" >> runScript.bat\n"
+				f_write.write(stringToWrite)
+	f_write.close()
+
+if __name__=="__main__":
+	cvVersionChoice=main()
+	writeBatchFile("installOpenCV.bat",cvVersionChoice)

InstallScripts/Windows/modifyBatchScripy.py

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+def modifyScript(batchScript):
+	f_write = open("finalScript.bat",'w')
+	with open(batchScript,'r') as f:
+		for line in f.readlines():
+			stringToWrite=line.replace('\\','/').strip()+"\n"
+			f_write.write(stringToWrite)
+	f_write.close()
+
+if __name__ == "__main__":
+	modifyScript('runScript.bat')

InstallScripts/installOpenCV-raspberry-pi.sh

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+#!/bin/bash
+
+############## WELCOME #############
+# Get command line argument for verbose
+echo "Welcome to OpenCV Installation Script for Raspbian Stretch"
+echo "This script is provided by LearnOpenCV.com"
+echo "Maintained by Vishwesh Ravi Shrimali (vishweshshrimali5@gmail.com)"
+
+echo "Preparing system for installation..."
+sudo apt-get -y purge wolfram-engine
+sudo apt-get -y purge libreoffice*
+sudo apt-get -y clean
+sudo apt-get -y autoremove
+
+######### VERBOSE ON ##########
+
+# Step 0: Take inputs
+echo "OpenCV installation by learnOpenCV.com"
+
+echo "Select OpenCV version to install (1 or 2)"
+echo "1. OpenCV 3.4.3 (default)"
+echo "2. Master"
+
+read cvVersionChoice
+
+if [ "$cvVersionChoice" -eq 2 ]; then
+cvVersion="master"
+else
+	cvVersion="3.4.3"
+fi
+
+# Clean build directories
+rm -rf opencv/build
+rm -rf opencv_contrib/build
+
+# Create directory for installation
+mkdir installation
+mkdir installation/OpenCV-"$cvVersion"
+
+# Save current working directory
+cwd=$(pwd)
+
+# Step 1: Update packages
+echo "Updating packages"
+
+sudo apt-get -y update
+sudo apt-get -y upgrade
+echo "================================"
+
+echo "Complete"
+
+# Step 2: Install OS libraries
+echo "Installing OS libraries"
+
+sudo apt-get -y remove x264 libx264-dev
+
+## Install dependencies
+sudo apt-get -y install build-essential checkinstall cmake pkg-config yasm
+sudo apt-get -y install git gfortran
+sudo apt-get -y install libjpeg8-dev libjasper-dev libpng12-dev
+
+sudo apt-get -y install libtiff5-dev
+
+sudo apt-get -y install libtiff-dev
+
+sudo apt-get -y install libavcodec-dev libavformat-dev libswscale-dev libdc1394-22-dev
+sudo apt-get -y install libxine2-dev libv4l-dev
+cd /usr/include/linux
+sudo ln -s -f ../libv4l1-videodev.h videodev.h
+cd $cwd
+
+sudo apt-get -y install libgstreamer0.10-dev libgstreamer-plugins-base0.10-dev
+sudo apt-get -y install libgtk2.0-dev libtbb-dev qt5-default
+sudo apt-get -y install libatlas-base-dev
+sudo apt-get -y install libmp3lame-dev libtheora-dev
+sudo apt-get -y install libvorbis-dev libxvidcore-dev libx264-dev
+sudo apt-get -y install libopencore-amrnb-dev libopencore-amrwb-dev
+sudo apt-get -y install libavresample-dev
+sudo apt-get -y install x264 v4l-utils
+
+# Optional dependencies
+sudo apt-get -y install libprotobuf-dev protobuf-compiler
+sudo apt-get -y install libgoogle-glog-dev libgflags-dev
+sudo apt-get -y install libgphoto2-dev libeigen3-dev libhdf5-dev doxygen
+echo "================================"
+
+echo "Complete"
+
+
+# Step 3: Install Python libraries
+echo "Install Python libraries"
+
+sudo apt-get -y install python-dev python-pip python3-dev python3-pip
+sudo -H pip2 install -U pip numpy
+sudo -H pip3 install -U pip numpy
+sudo apt-get -y install python3-testresources
+
+# Install virtual environment
+sudo -H pip2 install virtualenv virtualenvwrapper
+sudo -H pip3 install virtualenv virtualenvwrapper
+echo "# Virtual Environment Wrapper" >> ~/.profile
+echo "source /usr/local/bin/virtualenvwrapper.sh" >> ~/.profile
+#source ~/.bashrc
+cd $cwd
+source /usr/local/bin/virtualenvwrapper.sh
+echo "================================"
+
+echo "Complete"
+
+echo "Creating Python environments"
+
+############ For Python 2 ############
+# create virtual environment
+mkvirtualenv OpenCV-"$cvVersion"-py2 -p python2
+workon OpenCV-"$cvVersion"-py2
+
+# now install python libraries within this virtual environment
+sudo sed -i 's/CONF_SWAPSIZE=100/CONF_SWAPSIZE=1024/g' /etc/dphys-swapfile
+sudo /etc/init.d/dphys-swapfile stop
+sudo /etc/init.d/dphys-swapfile start
+pip install numpy dlib
+#pip install scipy matplotlib scikit-image scikit-learn ipython
+
+# quit virtual environment
+deactivate
+######################################
+
+############ For Python 3 ############
+# create virtual environment
+mkvirtualenv OpenCV-"$cvVersion"-py3 -p python3
+workon OpenCV-"$cvVersion"-py3
+
+# now install python libraries within this virtual environment
+pip install numpy dlib
+#pip install scipy matplotlib scikit-image scikit-learn ipython
+
+# quit virtual environment
+deactivate
+######################################
+echo "================================"
+echo "Complete"
+
+# Step 4: Download opencv and opencv_contrib
+echo "Downloading opencv and opencv_contrib"
+git clone https://github.com/opencv/opencv.git
+cd opencv
+git checkout $cvVersion
+cd ..
+
+git clone https://github.com/opencv/opencv_contrib.git
+cd opencv_contrib
+git checkout $cvVersion
+cd ..
+echo "================================"
+echo "Complete"
+
+# Step 5: Compile and install OpenCV with contrib modules
+echo "================================"
+echo "Compiling and installing OpenCV with contrib modules"
+cd opencv
+mkdir build
+cd build
+
+cmake -D CMAKE_BUILD_TYPE=RELEASE \
+		-D CMAKE_INSTALL_PREFIX=$cwd/installation/OpenCV-$cvVersion \
+		-D INSTALL_C_EXAMPLES=ON \
+		-D INSTALL_PYTHON_EXAMPLES=ON \
+		-D WITH_TBB=ON \
+		-D WITH_V4L=ON \
+		-D WITH_QT=ON \
+		-D WITH_OPENGL=ON \
+		-D OPENCV_EXTRA_MODULES_PATH=../../opencv_contrib/modules \
+		-D BUILD_EXAMPLES=ON ..
+
+
+make -j$(nproc)
+make install
+sudo echo "$cwd/installation/OpenCV-$cvVersion/lib" >> /etc/ld.so.conf.d/opencv.conf
+ldconfig
+
+# Create symlink in virtual environment
+py2binPath=$(find $cwd/installation/OpenCV-$cvVersion/lib/ -type f -name "cv2.so")
+py3binPath=$(find $cwd/installation/OpenCV-$cvVersion/lib/ -type f -name "cv2.cpython*.so")
+
+# Link the binary python file
+cd ~/.virtualenvs/OpenCV-$cvVersion-py2/lib/python2.7/site-packages/
+ln -f -s $py2binPath cv2.so
+
+cd ~/.virtualenvs/OpenCV-$cvVersion-py3/lib/python3.5/site-packages/
+ln -f -s $py3binPath cv2.so
+
+cd $cwd
+
+# Print instructions
+echo "================================"
+echo "Installation complete. Printing test instructions."
+
+echo workon OpenCV-"$cvVersion"-py2
+echo "ipython"
+echo "import cv2"
+echo "cv2.__version__"
+
+if [ $cvVersionChoice -eq 2 ]; then
+	       echo "The output should be 4.0.0-pre"
+else
+	       echo The output should be "$cvVersion"
+fi
+
+echo "deactivate"
+
+echo workon OpenCV-"$cvVersion"-py3
+echo "ipython"
+echo "import cv2"
+echo "cv2.__version__"
+
+if [ $cvVersionChoice -eq 2 ]; then
+	      echo "The output should be 4.0.0-pre"
+else
+	      echo The output should be "$cvVersion"
+fi
+
+echo "deactivate"
+
+echo "Installation completed successfully"
+
+sudo sed -i 's/CONF_SWAPSIZE=1024/CONF_SWAPSIZE=100/g' /etc/dphys-swapfile
+sudo /etc/init.d/dphys-swapfile stop
+sudo /etc/init.d/dphys-swapfile start
+echo "sudo modprobe bcm2835-v4l2" >> ~/.profile