{ "soft": "OpenCV", "desc": "OpenCV是一个基于Apache2.0许可(开源)发行的跨平台计算机视觉和机器学习软件库,可以运行在Linux、Windows、Android和Mac OS操作系统上。 [1] 它轻量级而且高效——由一系列 C 函数和少量 C++ 类构成,同时提供了Python、Ruby、MATLAB等语言的接口,实现了图像处理和计算机视觉方面的很多通用算法。", "doc": { "en": "https://docs.opencv.org/4.x/" }, "install": { "en": "https://docs.opencv.org/4.x/df/d65/tutorial_table_of_content_introduction.html" }, "ask": "https://ask.csdn.net/channel/14/tag/772", "skill_tree": "https://opencv.csdn.net", "versions": [ { "released_at": "2021-10-11", "bugfixes": [ "DNN模块|layers+activations|修复卷积的非对称填充", "DNN模块|layers+activations|修复Unsqueeze (ONNX opset 13)", "DNN模块|layers+activations|修复OpenCL核的几个内存填充问题" ], "features": [ "GSoC 2021结束了,11个项目的以下成果目前已经合入OpenCV 4.5.4(main repo和opencv_contrib)", "GSoC 2021|DNN模块8位量化功能和导入ONNX量化模型功能", "GSoC 2021|改进的Julia语言绑定", "GSoC 2021|语音识别示例", "GSoC 2021|OpenCV DNN对RISC-V的优化(中科院软件所贡献)", "GSoC 2021|Universial Intrinsics和parallel_for_使用教程", "DNN模块|layers+activations|GRU, CumSum, Max, Min, ExpandDims", "DNN模块|layers+activations|实现TextRecognitionModel中的CTC前缀束搜索解码", "DNN模块|layers+activations|增加SoftNMS", "DNN模块|Intel®推理引擎后端(OpenVINO™ )|增加OpenVINO 2021.4.1 LTS release的支持", "DNN模块|Intel®推理引擎后端(OpenVINO™ )|增加对非FP32输出或1D输出模型的支持", "G-API模块|OpenCV G-API持续改进提升中", "其他贡献|objdetect模块中增加基于深度学习的人脸检测(libfacedetection)和人脸识别(北京邮电大学贡献)", "其他贡献|恢复LineSegmentDetector (LSD)实现", "其他贡献|增加numpy.ndarray的cv.Mat接口,以处理C++算法中传入3D数组出现的问题", "其他贡献|纯Python模块和函数的OpenCV扩展支持", "其他贡献|cv::Mat增加gdb pretty-printer", "其他贡献|iOS和macOS增加Quicklook", "其他贡献|增加radon checkerboard新类型的生成", "其他贡献|DNN sample中增加PaddlePaddle人体分割模型支持(百度贡献)" ], "asserts": [ { "desc": "Sources", "url": "https://github.com/opencv/opencv/archive/4.5.4.zip" }, { "desc": "Sources(CodeChina Mirror)", "url": "https://codechina.csdn.net/opencv/opencv/-/archive/4.5.4.zip" }, { "desc": "Github", "url": "https://github.com/opencv/opencv/tree/4.5.4" }, { "desc": "CodeChina Mirror", "url": "https://codechina.csdn.net/opencv/opencv/-/tree/4.5.4" }, { "desc": "Windows", "url": "https://sourceforge.net/projects/opencvlibrary/files/4.5.4/opencv-4.5.4-vc14_vc15.exe/download" }, { "desc": "iOS pack", "url": "https://sourceforge.net/projects/opencvlibrary/files/4.5.4/opencv-4.5.4-ios-framework.zip/download" }, { "desc": "Androids", "url": "https://sourceforge.net/projects/opencvlibrary/files/4.5.4/opencv-4.5.4-android-sdk.zip/download" } ], "benchmarks": [ { "user_name": "u010670887", "nick_name": "于仕琪", "article": "https://mp.weixin.qq.com/s/8PjPcxRKauZZ22SiKaMMwg", "avatar": "https://profile.csdnimg.cn/B/F/D/1_u010670887", "title": "OpenCV Webinar 10:OpenCV的内置深度学习人脸模块", "created_at": " 2021-10-23", "desc": [ "最近更新的OpenCV 4.5.4新增了一个受到广泛关注的功能:基于深度学习的人脸检测识别模块。使用此模块的API,仅需几行代码便可完成整个人脸检测和识别处理,极大的方便了开发。" ], "askme": "https://ask.csdn.net/new?expertName=u010670887" }, { "user_name": "stq054188", "nick_name": "Color Space", "article": "https://blog.csdn.net/stq054188/article/details/120710406", "avatar": "https://profile.csdnimg.cn/2/7/C/1_stq054188", "created_at": " 2021-10-11", "title": "OpenCV4.5.4更新了!OpenCV5.0还远吗?", "desc": [ "1. GSoC 2021结束了,11个项目的以下成果目前已经合入OpenCV 4.5.4", "2. DNN模块和G-API模块最新更新", "3. OpenCV5的筹备消息已经发布很久了,但一直没有更新消息,偶然看到官网中发布了一张图片(如下),倒回去查看OpenCV4.0确实是2018年更新的,那么不出意外的话OpenCV5.0应该在今年年底就要和大家见面了,期待有更多功能加入。" ], "askme": "https://ask.csdn.net/new?expertName=stq054188" }, { "user_name": "weixin_45680977", "nick_name": "不会打代码的小菜鸡", "article": "https://blog.csdn.net/weixin_45680977/article/details/120949440", "avatar": "https://profile.csdnimg.cn/7/D/7/1_weixin_45680977", "created_at": "2021-10-25", "title": "Windows中vs2019安装opencv4.5.4", "desc": [ "1. OpenCV(4.5.4) | 安装opencv-4.5.4-vc14_vc15.exe", "2. OpenCV(4.5.4) | VS添加opencv库目录", "3. OpenCV(4.5.4) | 修改链接器", "4. OpenCV(4.5.4) | 修改环境变量", "5. OpenCV(4.5.4) | 测试官方代码" ], "askme": "https://ask.csdn.net/new?expertName=weixin_45680977" }, { "user_name": "aggs1990", "nick_name": "aggs1990", "article": "https://blog.csdn.net/aggs1990/article/details/120935314", "avatar": "https://profile.csdnimg.cn/7/5/7/1_aggs1990", "created_at": "2021-10-24", "title": "Qt5.15.2+openCV4.5.4+VS2019_64编译动态库", "desc": [ "1. OpenCV(4.5.4) | 安装 git 和 CMake", "2. OpenCV(4.5.4) | 下载opencv4.5.4 和 依赖的库", "3. OpenCV(4.5.4) | 编译", "4. OpenCV(4.5.4) | 问题:OpenCV 开始支持Qt6了,但是支持还不完善" ], "askme": "https://ask.csdn.net/new?expertName=aggs1990" } ], "version": "4.5.4" }, { "released_at": "2021-10-11", "bugfixes": [ "Bug修复,优化和其他加强功能已合并到4.5.4" ], "features": [ "自从2015年以来一直保持对3.x长期版本的支持,我们将在未来减少对 3.x 分支的支持,以推进到 OpenCV 5.0" ], "asserts": [ { "desc": "Sources", "url": "https://github.com/opencv/opencv/archive/3.4.16.zip" }, { "desc": "Sources(CodeChina Mirror)", "url": "https://codechina.csdn.net/opencv/opencv/-/archive/3.4.16.zip" }, { "desc": "Github", "url": "https://github.com/opencv/opencv/tree/3.4.16" }, { "desc": "CodeChina", "url": "https://codechina.csdn.net/opencv/opencv/-/tree/3.4.16" }, { "desc": "Windows", "url": "https://sourceforge.net/projects/opencvlibrary/files/3.4.16/opencv-3.4.16-vc14_vc15.exe/download" }, { "desc": "iOS pack", "url": "https://sourceforge.net/projects/opencvlibrary/files/3.4.16/opencv-3.4.16-ios-framework.zip/download" }, { "desc": "Androids", "url": "https://sourceforge.net/projects/opencvlibrary/files/3.4.16/opencv-3.4.16-android-sdk.zip/download" } ], "benchmarks": [ { "user_name": "weixin_44501390", "nick_name": "Toyakoyo2046", "avatar": "https://profile.csdnimg.cn/5/F/C/1_weixin_44501390", "created_at": "2021-11-12", "desc": [ "1. OpenCV(3.4.16)|wsl安装教程", "2. OpenCV(3.4.16)|安装编译依赖环境", "3. OpenCV(3.4.16)|下载与安装OpenCV和OpenCV_contrib", "4. OpenCV(3.4.16)|安装VcXsrv实现xfce4图形化界面", "5. OpenCV(3.4.16)|程序测试" ], "article": "https://blog.csdn.net/weixin_44501390/article/details/121291442", "askme": "https://ask.csdn.net/new?expertName=weixin_44501390" }, { "user_name": "m0_37993445", "nick_name": "睡前救世主( ̄_ ̄ )", "avatar": "https://profile.csdnimg.cn/2/2/1/3_m0_37993445", "created_at": "2021-10-21", "desc": [ "1. OpenCV(3.4.16)|下载", "2. OpenCV(3.4.16)|依赖库的安装", "3. OpenCV(3.4.16)|编译安装", "4. OpenCV(3.4.16)|遇到的问题" ], "article": "https://blog.csdn.net/m0_37993445/article/details/120895752", "askme": "https://ask.csdn.net/new?expertName=m0_37993445" } ], "version": "3.4.16" }, { "released_at": "2021-10-11", "bugfixes": [ "DNN模块|layers+activations|修复BatchNorm的重初始化(#20283)", "G-API模块|操作|修复parseSSD操作中存在的模糊加载问题", "G-API模块|其他|修复传递空数据输入到图的问题(#20184)", "其他贡献|修复动态加载clBLAS和clFFT(#20203)" ], "features": [ "higui模块|增加对UI后端的支持。特殊编译的OpenCV可以允许选择UI后端,并/或通过plugin动态加载", "videoio模块|通过FFmpeg后端支持UMat/OpenCL硬件加速的视频编解码", "video模块|增加DaSiamRPN跟踪算法(核心代码由OpenCV中国团队工程师贡献)", "DNN模块|layers+activations|优化CUDA后端的MatMul支持(#20138)", "DNN模块|Intel® Inference Engine后端|增加对OpenVINO 2021.4 LTS发布的支持", "DNN模块|Intel® Inference Engine后端|IE clDNN插件启用OpenCL kernels(#20006)", "G-API模块|Python支持|在Python中直接用新的图操作扩展G-API(#19982)", "G-API模块|Python支持|用更多G-API设置选项扩展Python绑定:为pipeline指定任意数量的NN模型(#20157),图编译参数(#20196)", "G-API模块|Python支持|暴露Python绑定中的更多G-API操作:parseSSD,parseYolo,copy,timestamp,seq_id(#20271)", "G-API模块|推理支持|增加OpenVINO™推理后端中的FP16数据类型处理", "G-API模块|推理支持|引入OpenVINO™推理后端中的remote context推理(#20156),扩展cv::MediaFrame数据结构以承载关于* remote memory的额外信息(#20151)", "G-API模块|操作|增加转置操作(#20107)", "G-API模块|Demos|增加MTCNN目标检测demo。该demo展示了如何在G-API中将深度学习跟用户定义的前后处理结合(#19923)", "G-API模块|其他|增加图编译选项来指定Streaming模式下内部队列容量(#20119)", "G-API模块|其他|增加Streaming executor里的ITT", "G-API模块|文档|扩展Doxygen参考(#20169),OpenVINO™推理参数(#20112),Stereo,cv::MediaFrame(#20238)", "整体|文档|更新文档解决插件支持模式及build选项(#20194)", "其他贡献|增加PaddlePaddle分类模型转换示例(#19976,由百度贡献)", "其他贡献|改进rotatedRectangleIntersection实现(#19842)", "其他贡献|opencv_contrib增加1D条形码识别(#2757,由南方科技大学计算机科学与工程系本科生贡献)" ], "asserts": [ { "desc": "Sources", "url": "https://github.com/opencv/opencv/archive/4.5.3.zip" }, { "desc": "Sources(CodeChina Mirror)", "url": "https://codechina.csdn.net/opencv/opencv/-/archive/4.5.3.zip" }, { "desc": "Github", "url": "https://github.com/opencv/opencv/tree/4.5.3" }, { "desc": "CodeChina Mirror", "url": "https://codechina.csdn.net/opencv/opencv/-/tree/4.5.3" }, { "desc": "Windows", "url": "https://sourceforge.net/projects/opencvlibrary/files/4.5.3/opencv-4.5.3-vc14_vc15.exe/download" }, { "desc": "iOS pack", "url": "https://sourceforge.net/projects/opencvlibrary/files/4.5.3/opencv-4.5.3-ios-framework.zip/download" }, { "desc": "Androids", "url": "https://sourceforge.net/projects/opencvlibrary/files/4.5.3/opencv-4.5.3-android-sdk.zip/download" } ], "benchmarks": [ { "user_name": "bevison", "nick_name": "OpenCV中文网公众号", "avatar": "https://profile.csdnimg.cn/D/3/2/1_u014333051", "created_at": "2021-07-12", "title": "OpenCV 4.5.3 版本发布!G-API 是开发重点", "desc": [ "1. highgui:增加UI backend 的支持,在一些特殊OpenCV项目中允许进行UI backend的选择或者动态加载(UI的使用更灵活了)", "2. videoio:通过 FFmpeg backend的支持,实现UMat/OpenCL硬件加速的视频编解码(速度更快了);", "3. video: 实现了 DaSiamRPN 目标跟踪算法(增加近年明星跟踪算法);", "4. DNN:继续完善了对CUDA 和 OpenVINO的支持(跟上时代的发展);", "5. G-API:Graph API 是这次更新开发的重点,这次增加了Python的支持、完善了对OpenVINO推断的支持,增加和改进了一些操作子(Operations)。增加了使用G-API的 MTCNN 目标检测demo(总之:功能、样例、文档全方位提升)。" ], "article": "https://blog.csdn.net/bevison/article/details/118687964", "askme": "https://ask.csdn.net/new?expertName=bevison" }, { "user_name": "crazybingofpga", "nick_name": "Im_CrazyBingo", "avatar": "https://profile.csdnimg.cn/2/E/D/1_crazybingofpga", "created_at": "2021-08-06", "title": "VS2019 + OpenCV4.5.3环境安装测试", "desc": [ "1. OpenCV(4.5.4) | 安装 Visual Studio 2019", "2. OpenCV(4.5.4) | 安装 OpenCV4.5.3" ], "article": "https://blog.csdn.net/crazybingofpga/article/details/119416005", "askme": "https://ask.csdn.net/new?expertName=crazybingofpga" }, { "user_name": "weixin_52413159", "nick_name": "xxx52413", "avatar": "https://profile.csdnimg.cn/0/0/B/1_weixin_52413159", "created_at": "2021-08-08", "title": "VS2019 在 OpenCV 4.5.3 及其 contrib 安装过程中的错误", "desc": [ "1. OpenCV(4.5.4) | 错误类型1 & 解决办法", "2. OpenCV(4.5.4) | 错误类型2 & 解决办法" ], "article": "https://blog.csdn.net/weixin_52413159/article/details/119521910", "askme": "https://ask.csdn.net/new?expertName=weixin_52413159" } ], "version": "4.5.3" }, { "released_at": "2021-10-11", "bugfixes": [ "Bug修复,优化和其他加强功能已合并到4.5.3" ], "features": [ "自从2015年以来一直保持对3.x长期版本的支持,我们将在未来减少对 3.x 分支的支持,以推进到 OpenCV 5.0" ], "asserts": [ { "desc": "Sources", "url": "https://github.com/opencv/opencv/archive/3.4.15.zip" }, { "desc": "Sources(CodeChina Mirror)", "url": "https://codechina.csdn.net/opencv/opencv/-/archive/3.4.15.zip" }, { "desc": "Github", "url": "https://github.com/opencv/opencv/tree/3.4.15" }, { "desc": "CodeChina Mirror", "url": "https://codechina.csdn.net/opencv/opencv/-/tree/3.4.15" }, { "desc": "Windows", "url": "https://sourceforge.net/projects/opencvlibrary/files/3.4.15/opencv-3.4.15-vc14_vc15.exe/download" }, { "desc": "iOS pack", "url": "https://sourceforge.net/projects/opencvlibrary/files/3.4.15/opencv-3.4.15-ios-framework.zip/download" }, { "desc": "Androids", "url": "https://sourceforge.net/projects/opencvlibrary/files/3.4.15/opencv-3.4.15-android-sdk.zip/download" } ], "benchmarks": [ { "user_name": "qq_47538417", "nick_name": "qq_47538417", "avatar": "https://profile.csdnimg.cn/6/B/0/3_qq_47538417", "created_at": "2021-10-07", "desc": [ "1. OpenCV3.4.15的使用示例|图片示例", "2. OpenCV3.4.15的使用示例|视频示例" ], "article": "https://blog.csdn.net/qq_47538417/article/details/120640113", "askme": "https://ask.csdn.net/new?expertName=qq_47538417" } ], "version": "3.4.15" } ] }