<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[qq_53668261的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/qq_53668261</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; qq_53668261]]></copyright><item><title><![CDATA[视觉SLAM：单应矩阵]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/143122223</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/143122223</guid><author>qq_53668261</author><pubDate>Tue, 22 Oct 2024 15:21:30 +0800</pubDate><description><![CDATA[在三维空间中，一个平面可以通过其法向量和一个点来定义。假设平面的法向量为：nabcnabc并且我们有一个平面上的点P0x0y0z0P0​x0​y0​z0​法向量nnn是与平面垂直的向量，它的方向决定了平面的方向。如果点PxyzPxyz是平面上的任意一点，那么从P0P_0P0​到PPP的向量PQ→PQ​可以表示为PQ→x−x0y−y0z−z0PQ​x−x0​。]]></description><category></category></item><item><title><![CDATA[Windows端实时显示远程Linux的图像（适用于在Windows连接远程服务器可视化）]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/142317237</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/142317237</guid><author>qq_53668261</author><pubDate>Fri, 11 Oct 2024 09:31:22 +0800</pubDate><description><![CDATA[Windows远程连接服务器，并传回可视化程序运行画面]]></description><category></category></item><item><title><![CDATA[ORB特征检测算法学习]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/142823199</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/142823199</guid><author>qq_53668261</author><pubDate>Thu, 10 Oct 2024 16:32:30 +0800</pubDate><description><![CDATA[完整代码在文章末尾，使用的库是OpenCV3.4.15。代码参考视觉SLAM14讲目前只是把流程弄明白，对于一些原理和细节理解不到位，日后会不断完善本文章。ORB的全称是ORiented Brief，采用FAST（features from accelerated segment test）算法来检测特征点。与Brisk，AKAZE类似，ORB也分两部分，即特征点提取和特征点描述。]]></description><category></category></item><item><title><![CDATA[ffmpeg推流本地视频]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/130539985</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/130539985</guid><author>qq_53668261</author><pubDate>Sun, 07 May 2023 11:10:30 +0800</pubDate><description><![CDATA[QT+ffmpeg4推流本地视频到nginx+rtmp服务器]]></description><category></category></item><item><title><![CDATA[第九章 I/O复用/高级应用]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/129336560</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/129336560</guid><author>qq_53668261</author><pubDate>Sat, 25 Mar 2023 16:04:24 +0800</pubDate><description><![CDATA[《Linux高性能服务器编程》
三种I/O复用函数
TCP/UDP回射服务器、聊天室、非阻塞connect]]></description><category></category></item><item><title><![CDATA[QT在Linux/Windows传输图片并显示]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/129636266</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/129636266</guid><author>qq_53668261</author><pubDate>Sat, 18 Mar 2023 14:31:41 +0800</pubDate><description><![CDATA[使用简单的流进行图片传输]]></description><category></category></item><item><title><![CDATA[Linux高性能服务器编程 高级I/O函数 第六章]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/128858957</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/128858957</guid><author>qq_53668261</author><pubDate>Sat, 11 Feb 2023 00:01:23 +0800</pubDate><description><![CDATA[高级IO函数]]></description><category></category></item><item><title><![CDATA[C++Primer 第八章 IO库]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/128851237</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/128851237</guid><author>qq_53668261</author><pubDate>Wed, 08 Feb 2023 23:52:25 +0800</pubDate><description><![CDATA[IO库的基本内容，读取文本文件、输入输出]]></description><category></category></item><item><title><![CDATA[Linux高性能服务器编程——数据读写 day2]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/128818253</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/128818253</guid><author>qq_53668261</author><pubDate>Thu, 02 Feb 2023 23:01:15 +0800</pubDate><description><![CDATA[数据读写、基本API]]></description><category></category></item><item><title><![CDATA[C++Primer-day2 第六章]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/128814396</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/128814396</guid><author>qq_53668261</author><pubDate>Wed, 01 Feb 2023 17:06:46 +0800</pubDate><description><![CDATA[内联函数、调试帮助、函数指针]]></description><category></category></item><item><title><![CDATA[Linux高性能服务器编程——基础API day1]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/128770837</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/128770837</guid><author>qq_53668261</author><pubDate>Tue, 31 Jan 2023 15:25:42 +0800</pubDate><description><![CDATA[网络编程基础API]]></description><category></category></item><item><title><![CDATA[C++Primer-day1 第六章]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/128789970</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/128789970</guid><author>qq_53668261</author><pubDate>Sun, 29 Jan 2023 23:18:59 +0800</pubDate><description><![CDATA[函数中指针的使用以及不同的返回类型、函数的重载、特殊语言用途特性]]></description><category></category></item><item><title><![CDATA[Qt——QString和QStringList]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/128785916</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/128785916</guid><author>qq_53668261</author><pubDate>Sun, 29 Jan 2023 14:33:34 +0800</pubDate><description><![CDATA[【代码】Qt——QString和QStringList。]]></description><category></category></item><item><title><![CDATA[QT文件的读写操作 & ini文件]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/128731410</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/128731410</guid><author>qq_53668261</author><pubDate>Wed, 18 Jan 2023 23:54:41 +0800</pubDate><description><![CDATA[qt读取文件、编码转换、ini文件]]></description><category></category></item><item><title><![CDATA[解码视频并显示（使用QImage）]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/126197573</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/126197573</guid><author>qq_53668261</author><pubDate>Sat, 06 Aug 2022 17:54:47 +0800</pubDate><description><![CDATA[把解码视频的过程放在run（）函数里，解码每得到一帧视频就发送信号，在MainWindow类的构造函数中连接信号与槽。outbuffer就是av_image_fill_arrays中设置的pFrameRGB内存的首地址。在槽函数中调用update（），自动调用paintEvent绘制图像。重写startplay（）：在函数中调用start（）启动线程。VideoPlayer类继承QTread类。...]]></description><category></category></item><item><title><![CDATA[QT打开摄像头录制，保存为yuv格式文件并打开]]></title><link>https://blog.youkuaiyun.com/qq_53668261/article/details/126130573</link><guid>https://blog.youkuaiyun.com/qq_53668261/article/details/126130573</guid><author>qq_53668261</author><pubDate>Tue, 02 Aug 2022 21:21:35 +0800</pubDate><description><![CDATA[摄像头录制并打开（不显示在桌面）
*提示内存已满]]></description><category></category></item></channel></rss>