OpenCV(4.7.0)
时间: 2023-10-23 08:37:23 浏览: 30
OpenCV (Open Source Computer Vision) is a library of programming functions mainly aimed at real-time computer vision. It is written in C++, but there are bindings for Python, Java, and MATLAB as well. It is open-source and is released under the BSD license. OpenCV has a wide range of functions for image processing, such as filtering, edge detection, and feature detection. It also includes functions for object detection, face recognition, and camera calibration. OpenCV is used in many applications, including robotics, augmented reality, and self-driving cars. It is a powerful tool for computer vision engineers and researchers.
相关问题
OpenCV4.7.0
要在Linux上安装OpenCV 4.5,您可以按照以下步骤进行操作:
1. 安装必要的依赖项,包括CMake、GCC、G++、Git和pkg-config。
2. 下载OpenCV 4.5的源代码,并将其解压缩到您选择的目录中。
3. 创建一个名为“build”的新目录,并进入该目录。
4. 运行CMake命令来配置OpenCV的构建选项。您可以使用以下命令:
cmake -D CMAKE_BUILD_TYPE=RELEASE -D CMAKE_INSTALL_PREFIX=/usr/local ..
这将使用默认选项配置OpenCV的构建,并将其安装到/usr/local目录中。
5. 运行make命令来编译OpenCV。这可能需要一些时间,具体取决于您的系统性能。
6. 运行make install命令来安装OpenCV。这将把OpenCV的库文件和头文件复制到/usr/local目录中。
7. 配置LD_LIBRARY_PATH环境变量,以便系统可以找到OpenCV的库文件。您可以使用以下命令:
export LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH
或者将其添加到您的.bashrc文件中,以便每次启动终端时都会自动设置。
完成这些步骤后,您应该能够在Linux上成功安装OpenCV 4.5,并开始使用它来开发计算机视觉应用程序。
opencv4.7.0安装
安装OpenCV 4.7.0需要进行以下步骤:
1. 首先,你需要确保你的系统已经安装了VScode编辑器。
2. 接下来,你需要下载OpenCV 4.7.0以及可选的扩展库opencv_contrib-4.7.0。确保下载的文件路径中没有空格或其他非法字符。
3. 安装MinGW-w64,选择GCC Windows版本,并将其路径添加到系统环境变量中。
4. 下载并安装最新版本的CMake工具。将其解压到系统盘,不要放在其他盘,以免在后续的CMake构建过程中出现错误。
5. 打开VSCode,点击菜单栏的文件->首选项->设置,然后在打开的设置面板中搜索"C++ Include Path",点击"编辑设置"按钮。
6. 在"C++ Include Path"设置中,新增D:\developer_tools\OpenCV4.7\opencv\build\include路径,以使VSCode能够找到OpenCV头文件。
7. 现在,你可以开始在VSCode中编写C++代码,并利用OpenCV 4.7.0的功能了。记得在你的代码中包含所需的头文件,如#include<opencv2/core/core.hpp> #include<opencv2/highgui/highgui.hpp> #include<opencv2/imgproc.hpp> #include<opencv2/opencv.hpp> 。
请注意,确保你的系统已经安装或配置了与OpenCV 4.7.0对应的Python和Java版本,并且安装路径中不包含空格或其他非法字符,以避免可能出现的问题。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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