Ubuntu14.04 + opencv3.2.0 + contrib modules 配置

xiaoxiao2021-02-28  95

opencv3.X版本的编译和之前有些区别,它将一些不稳定或者说在开发中的模块都放到contrib modules里面了,用户视自己的需求去编译.这篇文章记录了Ubuntu14.04 + opencv3.2.0 + contrib modules 的配置方法,供自己记录和大家参考一下.谢谢

1 opencv依赖项安装

sudo apt-get install build-essential sudo apt-get install cmake git libgtk2.0-dev pkg-config libavcodec-dev libavformat-dev libswscale-dev sudo apt-get install python-dev python-numpy libtbb2 libtbb-dev libjpeg-dev libpng-dev libtiff-dev libjasper-dev libdc1394-22-dev这些依赖项有些机器上可能已经装好了,但是以防万一,可以再做一遍.

2 opencv源码下载

 源码的下载有两种方式:去官网下载压缩包再解压,或者直接git拉取源码

3  编译以及安装

mkdir ~/opencv320 cd ~/opencv320第2步里面下载的应该是两个包:opencv-master和opencv_contrib-master,

将contrib模块拷贝到opencv-master文件夹下 cp -r opencv_contrib-master opencv-master cd opencv-master mkdir build cd build 开始cmake cmake -D CMAKE_BUILD_TYPE=Release -D CMAKE_INSTALL_PREFIX=/usr/local -D OPENCV_EXTRA_MODULES_PATH=../opencv_contrib-master/modules/ ..cmake完成之后(确认complete,没有error),make -j7sudo make install完成安装

4 测试安装结果

1) 创建工作目录

mkdir ~/opencv-lena cd ~/opencv-lena gedit DisplayImage.cpp2) 编写如下代码#include <stdio.h> #include <opencv2/opencv.hpp> using namespace cv; int main(int argc, char** argv ) { if ( argc != 2 ) { printf("usage: DisplayImage.out <Image_Path>\n"); return -1; } Mat image; image = imread( argv[1], 1 ); if ( !image.data ) { printf("No image data \n"); return -1; } namedWindow("Display Image", WINDOW_AUTOSIZE ); imshow("Display Image", image); waitKey(0); return 0; }3) 创建CMake编译文件

gedit CMakeLists.txt

写入如下内容

cmake_minimum_required(VERSION 2.8) project( DisplayImage ) find_package( OpenCV REQUIRED ) add_executable( DisplayImage DisplayImage.cpp ) target_link_libraries( DisplayImage ${OpenCV_LIBS} )4) 编译cd ~/opencv-lena cmake . make5) 执行

此时opencv-lena文件夹中已经产生了可执行文件DisplayImage,下载lena.jpg放在opencv-lena下,运行

./DispalyImage lena.jpg

此时应该会显示一张图片

至此,安装配置完成.

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