将OpenCv与CLion一起使用

Using OpenCv with CLion

本文关键字:一起 CLion OpenCv      更新时间:2023-10-16

嘿,我正试图在基本操作系统(基于Ubuntu)上使用OpenCV-Lib。

我遵循了这个教程:

https://www.youtube.com/watch?v=i1K9rXiei9I

我将这几行添加到CmakeList.txt:

find_package(OpenCV REQUIRED)
include_directories(${OpenCV_INCLUDE_DIRS})
target_link_libraries(myOpenCVTest ${OpenCV_LIBS})

但当我构建项目时,它失败了,出现了一些错误,比如:

/usr/bin/ld: cannot find -lopencv_core
...

有人能帮我吗???

我解决了这个问题。

首先,我删除了所有旧的OpenCV文件和安装。

之后,我按照本指南安装了OpenCV和所有必需的软件包。

现在一切都在使用这个CmakeList.txt:

cmake_minimum_required(VERSION 2.8.4)
project(OpenCVTest)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
find_package( OpenCV REQUIRED )
set(SOURCE_FILES main.cpp)
add_executable(${PROJECT_NAME} ${SOURCE_FILES})
include_directories(${OpenCV_INCLUDE_DIRS})
target_link_libraries( ${PROJECT_NAME} ${OpenCV_LIBS} )

我不得不在cmake文件中强制声明OpenCV_FOUND 1,整个文件看起来像:

cmake_minimum_required(VERSION 3.3)
project(testing)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
set(OpenCV_FOUND 1)
find_package( OpenCV REQUIRED )
set(SOURCE_FILES main.cpp)
add_executable(testing ${SOURCE_FILES})
target_link_libraries(testing ${OpenCV_LIBS})

(跟随我们在评论部分的聊天)

我不确定你在安装中使用了什么视频,但假设你使用了基于cmake的安装,你通常会运行make,然后运行sudo make install,将所有内容复制到正确的位置

或者,您可以添加link_directories(home/Projects/opencv/opencv-3/build/lib/)include_directories((home/Projects/opencv/opencv-3/include/)到您的CMakeLists.txt