install & compile from source open cv latest and test samples
to Install latest OpenCV in Ubuntu 16.04 LTS and 18.04 LTS use this wonder full tutorial from youtuber programming knowledge web site is below and last but not least i use ubantu 18.04 LTS and i did not install the os in UEFI MODE so i think it will not show black screen and forget my password
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IMPORTANT USE SUDO TO make-j4 and cmake and sudo or else it shows some error the latest of opencv will not work for yolo so be carefull
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http://www.codebind.com/cpp-tutorial/...
for caffe complete installation use
https://chunml.github.io/ChunML.githu...
please watch the video with patience because i left lots of errors so that any beginner from scratch could understand
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to uninstall opencv completly or to remove any incompatible opencv versio use the bash script below from this github site
first give the permission for un installing as below
$ chmod 777 -R opencv-uninstall.sh
and after giving the permission type the below
$ ./ opencv-uninstall.sh
and give y as yes to uninstall open cv any version
https://gist.github.com/lonehack/b3f7...
http://www.srccodes.com/p/article/56/...
$ sudo apt-get purge libopencv*
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https://opencv.org/releases.html
https://github.com/opencv/opencv_cont...
http://www.python36.com/how-to-instal...
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to compile open cv samples follow this Step: Path Settings
$ sudo nano /etc/ld.so.conf.d/opencv.conf
paste this in nano editor
/usr/local/lib
Press Control + X to save
Press y
hit enter
$ sudo ldconfig
$ sudo nano /etc/bash.bashrc
paste this in nano editor
PKG_CONFIG PATH=$PKG_CONFIG_PATH:/usr/local/lib/pkgconfig
please dont paste this below in editor just paste it in terminall in correct path shown later in video
$ export PKG_CONFIG_PATH
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Step to Run Sample Opencv Program
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$ cd samples/cpp
compile any code u want to run by command given below
$ g++ -o facedetect facedetect.cpp `pkg-config opencv --cflags --libs`
$ ./facedetect
ENJoy.................!
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for more clarfication
https://www.scivision.co/anaconda-pyt...
https://pjreddie.com/darknet/yolo/
• Video
https://groups.google.com/forum/#!top...
https://www.jianshu.com/p/1fed95e92de1
https://stackoverflow.com/questions/4...
https://github.com/opencv/opencv/issu...
best way to install open cv but slow one without a close inspection follow run the bash script below
https://github.com/milq/milq/blob/mas...
to install opencv-3.4.0 in linuxmint -19 and ubantu -18.04 please follow the intructio which compiles it for python too and also compiles without error for yolo too so follow the steps below
to compile and enable python opencv do the procedure below and see import cv2
https://github.com/kyamagu/mexopencv/...
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