<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[积累与备忘]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/mlz_2</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; mlz_2]]></copyright><item><title><![CDATA[再写一遍，加深记忆]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/150340391</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/150340391</guid><author>mlz_2</author><pubDate>Wed, 13 Aug 2025 11:09:53 +0800</pubDate><description><![CDATA[warning C4067: 预处理器指令后有意外标记 - 应输入换行符。改成下面的简单写法就没有提示。]]></description><category></category></item><item><title><![CDATA[VSCode运行，各类操作缓慢，如何清理]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/146984400</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/146984400</guid><author>mlz_2</author><pubDate>Thu, 03 Apr 2025 17:00:52 +0800</pubDate><description><![CDATA[禁用extension，这个可以试一下，全部扩展都禁用了（其实也没几个，三个C++扩展，一个Code Runner，Diff Folders，WSL，Color Highlight，另外几个为了提高性能早就禁用的CMake、Git Graph等）重启VSCode，之前禁用的扩展全部生效中，因为已经习惯了少的扩展，或者用第三方软件替代了，所以不用的扩展我就直接卸载掉。VSCode重启，这个是经常的，比如git状态，只能重启再次尝试，不然进度条不消失，会阻塞其他操作。相当于清理了这五个文件夹，有备份，很安全。]]></description><category></category></item><item><title><![CDATA[vscode格式化c代码]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/139824978</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/139824978</guid><author>mlz_2</author><pubDate>Thu, 20 Jun 2024 10:49:11 +0800</pubDate><description><![CDATA[在git diff editor中，忽略空白字符，(这个做的没有idea系列好，idea可以忽略中间位置的空白字符）另外在settings.json中增加。Clang-Format 用法详解。设置后格式化代码如下。]]></description><category></category></item><item><title><![CDATA[Python 简单的fourcc转字符串]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/139674366</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/139674366</guid><author>mlz_2</author><pubDate>Fri, 14 Jun 2024 10:15:39 +0800</pubDate><description><![CDATA[【代码】Python 简单的fourcc转字符串。]]></description><category></category></item><item><title><![CDATA[VS2019开发常用快捷键]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/137140077</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/137140077</guid><author>mlz_2</author><pubDate>Fri, 29 Mar 2024 11:40:09 +0800</pubDate><description><![CDATA[前进到下一个光标位置：CTRL + Shift + -CTRL + M + M：折叠或者展开当前区域；2)转大写 CTRL + SHIFT + U。CTRL + M + O：折叠所有方法。CTRL + M + L：开所有方法。回到上一个光标位置：CTRL+ -1)转小写 CTRL  + U。]]></description><category></category></item><item><title><![CDATA[vs2019+qt+opencv+open3d]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/135414837</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/135414837</guid><author>mlz_2</author><pubDate>Fri, 05 Jan 2024 18:21:27 +0800</pubDate><description><![CDATA[opencv3.4.5，推荐二进制版本压缩包 opencv-3.4.5.zip。open3d，自己之前编译的 open3d-0.15.2.zip。安装QT在VS2019中的插件，在VS2019中配置QT插件。版本的Open3D库文件。]]></description><category></category></item><item><title><![CDATA[挂代理后pip install报错‘SSLError(SSLEOFError]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/135414910</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/135414910</guid><author>mlz_2</author><pubDate>Fri, 05 Jan 2024 18:08:55 +0800</pubDate><description><![CDATA[Windows设置系统的HTTPS代理，使命令行工具使用代理]]></description><category></category></item><item><title><![CDATA[说说我的utf-8编码C语言调用WindowsAPI的遭遇]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/135230771</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/135230771</guid><author>mlz_2</author><pubDate>Wed, 27 Dec 2023 10:36:10 +0800</pubDate><description><![CDATA[其他字符串比对，也要先明确比对的两个字符串分别是什么编码，然后同一编码后对比。所以，针对上面的追加功能，需要的参数由utf8字符串提供；想要确定是哪种编码，一般编码不会太多种类。]]></description><category></category></item><item><title><![CDATA[gcc常见编译参数]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/132801353</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/132801353</guid><author>mlz_2</author><pubDate>Mon, 11 Sep 2023 10:23:25 +0800</pubDate><description><![CDATA[g可执行程序包含调试信息-g为了调试用的加个-g 是为了gdb 用，不然gdb用不到。]]></description><category></category></item><item><title><![CDATA[Windows系统下几个占用C盘比较大空间的程序及位置]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/132587983</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/132587983</guid><author>mlz_2</author><pubDate>Wed, 30 Aug 2023 18:36:20 +0800</pubDate><description><![CDATA[更改配置文件，设置缓存位置。配置全局变量和模块存放位置。可以使用虚拟环境venv。WSL虚拟机  60GB。]]></description><category></category></item><item><title><![CDATA[使用mingw编译含有pthread的线程声明的代码]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/132434179</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/132434179</guid><author>mlz_2</author><pubDate>Tue, 22 Aug 2023 19:23:44 +0800</pubDate><description><![CDATA[主要步骤就是将库文件、头文件、类文件放到mingw的bin/include/lib目录中。mingw中不带pthread的库，需要安装第三方支持；pthreads-win32文件。]]></description><category></category></item><item><title><![CDATA[vscode配置task.json和launch.json启动调试]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/131443125</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/131443125</guid><author>mlz_2</author><pubDate>Wed, 28 Jun 2023 19:09:56 +0800</pubDate><description><![CDATA[官方文档太官方，其他人的文档也看过，单独都理解了，两个配置搭配就是没能启动调试，原来是相对路径的问题，今天看了一个超详细图片说明，加上C/C++的编译和使用的时间长了一点，就可以配置并调试了。地址：https://blog.youkuaiyun.com/qq_59084325/article/details/125662393。所以调试启动时，当前打开文件或者左侧目录树中选中的文件需要是项目跟目录文件，才能正确启动编译和调试。等等，因为涉及文件和路径，所以调试的时候。源代码文件都位于项目的根目录。]]></description><category></category></item><item><title><![CDATA[视频存储格式YUV420 NV12 NV21 i420 YV12]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/131313617</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/131313617</guid><author>mlz_2</author><pubDate>Tue, 20 Jun 2023 19:04:33 +0800</pubDate><description><![CDATA[YUV码流的存储格式其实与其采样的方式密切相关，主流的采样方式有三种，YUV4:4:4，YUV4:2:2，YUV4:2:0，关于其详细原理，可以通过网上其它文章了解，这里我想强调的是如何根据其采样格式来从码流中还原每个像素点的YUV值，因为只有正确地还原了每个像素点的YUV值，才能通过YUV与RGB的转换公式提取出每个像素点的RGB值，然后显示出来。感觉除了亮度和颜色的范围不一样，没发现其它不一样的。大致意思是：先存储完所有的Y，后面紧跟着存V，V的步长（也就是宽）是Y的步长的一半，V的行高是Y的一半。]]></description><category></category></item><item><title><![CDATA[一个awtk低版本Sconstruct文件]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/131086744</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/131086744</guid><author>mlz_2</author><pubDate>Wed, 07 Jun 2023 14:17:26 +0800</pubDate><description><![CDATA[【代码】一个awtk低版本Sconstruct文件。]]></description><category></category></item><item><title><![CDATA[linux读写2G+文件]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/130113176</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/130113176</guid><author>mlz_2</author><pubDate>Wed, 12 Apr 2023 18:45:22 +0800</pubDate><description><![CDATA[无]]></description><category></category></item><item><title><![CDATA[调试gstreamer的gst-play]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/129753934</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/129753934</guid><author>mlz_2</author><pubDate>Fri, 24 Mar 2023 17:19:22 +0800</pubDate><description><![CDATA[gstreamer选择一个版本比如1.18.5，下载或者git clone源代码，下载gstreamer在windows上的安装包，安装包与源代码需要一致，断点跟踪的时候才能显示正确的执行语句。NMAKE - 常规 - 输出，这个比较关键，是启动的exe，E:\gstreamer\1.0\msvc_x86_64\bin\gst-play-1.0.exe。Ubuntu下面的编译，依赖也挺多的，在Ubuntu下面编译源代码，可以修改源代码增加打印输出观察现象，Windows和Ubuntu相互配置。]]></description><category></category></item><item><title><![CDATA[c语言int,unsigned char, bit之间转换]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/129530227</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/129530227</guid><author>mlz_2</author><pubDate>Tue, 14 Mar 2023 15:51:36 +0800</pubDate><description><![CDATA[【代码】c语言int,unsigned char, bit之间转换。]]></description><category></category></item><item><title><![CDATA[WSL中使用adb]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/129303197</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/129303197</guid><author>mlz_2</author><pubDate>Thu, 02 Mar 2023 16:13:54 +0800</pubDate><description><![CDATA[参照： https://blog.youkuaiyun.com/YuZhuQue/article/details/105773966。sudo验证的user的密码(123456)是哪个密码，忘记啦！在wsl中找到windows中的adb，首先在windows中安装adb。在windows中执行。]]></description><category></category></item><item><title><![CDATA[c:int转bytes，打印输出printf]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/129278498</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/129278498</guid><author>mlz_2</author><pubDate>Wed, 01 Mar 2023 11:57:23 +0800</pubDate><description><![CDATA[【代码】【无标题】]]></description><category></category></item><item><title><![CDATA[VSCODE个人设置]]></title><link>https://blog.youkuaiyun.com/mlz_2/article/details/129198160</link><guid>https://blog.youkuaiyun.com/mlz_2/article/details/129198160</guid><author>mlz_2</author><pubDate>Fri, 24 Feb 2023 12:03:23 +0800</pubDate><description><![CDATA[【代码】VSCODE个人设置。]]></description><category></category></item></channel></rss>