<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Alderaan的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/GerZhouGengCheng</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; GerZhouGengCheng]]></copyright><item><title><![CDATA[Centos7 CDH5.14.2 Phoenix集群防火墙开放端口列表]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/132188908</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/132188908</guid><author>GerZhouGengCheng</author><pubDate>Wed, 09 Aug 2023 15:12:19 +0800</pubDate><description><![CDATA[【代码】Centos7 CDH5.14.2 Phoenix集群开放端口。]]></description><category></category></item><item><title><![CDATA[JavaCV：将任意带旋转角度信息视频转码为h264编码的mp4格式视频]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/131371979</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/131371979</guid><author>GerZhouGengCheng</author><pubDate>Sun, 25 Jun 2023 10:16:49 +0800</pubDate><description><![CDATA[最近发现之前写的博客JavaCV：将任意视频转码为h264编码的mp4格式视频不能正确处理微信上传的视频。主要表现为明明是手机竖屏拍摄的视频，转码后的却是横屏。通过查看程序输出提示：
Info:     Side data:
Info:       
Info: displaymatrix: rotation of -180.00 degrees
Info: ]]></description><category></category></item><item><title><![CDATA[Centos7下crond定时备份mysql任务提示缺少libmysqlclient.so.18]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/130482302</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/130482302</guid><author>GerZhouGengCheng</author><pubDate>Thu, 04 May 2023 10:44:25 +0800</pubDate><description><![CDATA[Centos7下默认安装的是maraidb，完全卸载后通过mysql官网的RPM包安装了mysql 5.7.33。然而在使用mysql备份脚本时，发现crond定时任务运行一直提示缺少libmysqlclient.so.18。在用户命令行下面却没有这个提示...]]></description><category></category></item><item><title><![CDATA[Hackinstosh Monterey 12.6 Intel I211网卡驱动后插网线没有获取ip地址]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/129580762</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/129580762</guid><author>GerZhouGengCheng</author><pubDate>Thu, 16 Mar 2023 10:29:41 +0800</pubDate><description><![CDATA[黑苹果Monterey 11.6 版本 Intel I211有线网卡使用AppleIGB.kext进行驱动，但发现驱动后网卡插网线没有获取到IP地址。]]></description><category></category></item><item><title><![CDATA[Ubuntu 16.04及其以上版本修改默认时间同步服务器地址]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/126032230</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/126032230</guid><author>GerZhouGengCheng</author><pubDate>Thu, 28 Jul 2022 12:29:32 +0800</pubDate><description><![CDATA[从Ubuntu 16.04开始，默认使用timedatectl/timesyncd服务进行时间同步。]]></description><category></category></item><item><title><![CDATA[JavaCV：对任意图片进行等比缩放(黑边填充)]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/125291883</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/125291883</guid><author>GerZhouGengCheng</author><pubDate>Wed, 15 Jun 2022 10:16:38 +0800</pubDate><description><![CDATA[图片等比缩放函数，将srcimageurl路径的图片等比缩放后并黑边填充空白区域至dstwidth×dstheight大小，并将结果存储到dstimageurl路径下。]]></description><category></category></item><item><title><![CDATA[文件签名列表(List of file signatures)]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/125236371</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/125236371</guid><author>GerZhouGengCheng</author><pubDate>Sat, 11 Jun 2022 17:34:22 +0800</pubDate><description><![CDATA[从维基百科转载而来的文件签名列表，包含多种文件格式的文件签名。通过文件签名，可粗略判断某个文件是否符合其文件名后缀表示的格式。]]></description><category></category></item><item><title><![CDATA[PTP简介-IEEE1588协议]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/125234577</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/125234577</guid><author>GerZhouGengCheng</author><pubDate>Sat, 11 Jun 2022 15:32:56 +0800</pubDate><description><![CDATA[PTP简介：在通信网络中，许多业务的正常运行都要求网络时钟同步，即整个网络各设备之间的时间或频率差保持在合理的误差水平内。PTP遵循IEEE1588协议，通过Best Master Clock算法确认最精确时钟。PTP采用硬件时间戳，可完成秒脉冲同步。............]]></description><category></category></item><item><title><![CDATA[Android：通过UsbManager识别当前4G模块型号（PCIE接口）]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/125104243</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/125104243</guid><author>GerZhouGengCheng</author><pubDate>Thu, 02 Jun 2022 17:36:26 +0800</pubDate><description><![CDATA[由于PCIE接口的4G模块是以USB驱动的方式进行识别，为此可以通过读取安卓系统下的VID、PID来识别当前使用的4G模块型号。尝试使用过shell命令进行识别，但不同安卓系统下，有些lsusb命令直接支持，有些需要busybox工具箱使用，有些不支持该命令。系统差异性较大，考虑兼容性问题，放弃使用该方式。]]></description><category></category></item><item><title><![CDATA[Android：执行exec app_process启动jar失败原因]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/125091573</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/125091573</guid><author>GerZhouGengCheng</author><pubDate>Wed, 01 Jun 2022 22:42:40 +0800</pubDate><description><![CDATA[exec app_process /system/bin xx.xx.Test $0 失效]]></description><category></category></item><item><title><![CDATA[Android：获取4G模块卡运营商、网络类型、数据连接状态和信号格数]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/125078733</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/125078733</guid><author>GerZhouGengCheng</author><pubDate>Wed, 01 Jun 2022 10:17:17 +0800</pubDate><description><![CDATA[Android获取4G模块卡运营商、网络类型、数据连接状态和信号格数]]></description><category></category></item><item><title><![CDATA[Java从RSA私钥中提取出 E N P Q D DP DQ QP]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/125001738</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/125001738</guid><author>GerZhouGengCheng</author><pubDate>Fri, 27 May 2022 12:45:51 +0800</pubDate><description><![CDATA[Java从RSA私钥中提取出 E N P Q D DP DQ QP]]></description><category></category></item><item><title><![CDATA[java.lang.SecurityException: JCE cannot authenticate the provider BC]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/124963962</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/124963962</guid><author>GerZhouGengCheng</author><pubDate>Wed, 25 May 2022 13:29:29 +0800</pubDate><description><![CDATA[最近使用org.bouncycastle.bcprov-jdk15on实现国密算法SM4时，发现在Eclipse里面可以正常调试并运行程序，但使用shade打包成all-in-one的可执行jar包后，运行该jar包时却出现了如下错误java.lang.SecurityException: JCE cannot authenticate the provider BC。]]></description><category></category></item><item><title><![CDATA[JavaCV：将任意视频转码为h264编码的mp4格式视频]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/124690278</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/124690278</guid><author>GerZhouGengCheng</author><pubDate>Tue, 10 May 2022 15:54:15 +0800</pubDate><description><![CDATA[本文介绍了一个Java实现的视频转码工具类，使用FFmpeg进行视频格式转换。该工具类主要功能是将输入视频文件转码为指定格式的输出文件(推荐MP4格式)。核心方法通过FFmpegFrameGrabber获取视频信息(帧率、分辨率等)，使用FFmpegFrameRecorder进行重新编码。代码包含完整的异常处理和资源释放机制，支持保留原始视频的编码参数。测试类展示了如何使用该工具进行MOV到MP4格式的转换。项目依赖JavaCV库，POM文件中配置了Linux平台下所需的GPU加速支持。]]></description><category></category></item><item><title><![CDATA[Ubuntu 16.04安装wireshark并解决权限问题]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/124172285</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/124172285</guid><author>GerZhouGengCheng</author><pubDate>Thu, 14 Apr 2022 15:06:46 +0800</pubDate><description><![CDATA[安装wireshark
添加wireshark用户组
将dumpcap更改为wireshark用户组
让wireshark用户组有root权限使用dumpcap
添加普通用户到wireshark用户组]]></description><category></category></item><item><title><![CDATA[Win10系统假死..\TileDataLayer\Database\EDB.log 时出现错误 -1023 (0xfffffc01)解决方案]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/123845683</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/123845683</guid><author>GerZhouGengCheng</author><pubDate>Wed, 30 Mar 2022 15:03:16 +0800</pubDate><description><![CDATA[win10系统桌面无响应。日志报错svchost (14128,R,98) TILEREPOSITORYS-1-5-18: 打开日志文件 C:\WINDOWS\system32\config\systemprofile\AppData\Local\TileDataLayer\Database\EDB.log 时出现错误 -1023 (0xfffffc01)。
此为ESENT（Extensible Storage Engine，嵌入式数据库引擎）的错误信息（事件ID为455）。]]></description><category></category></item><item><title><![CDATA[vps服务器常用iptables规则]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/123716352</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/123716352</guid><author>GerZhouGengCheng</author><pubDate>Thu, 24 Mar 2022 17:18:32 +0800</pubDate><description><![CDATA[个人在vps服务器上使用的iptables规则分享]]></description><category></category></item><item><title><![CDATA[Java调用阿里云短信API发送六位数字的随机验证码]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/123423766</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/123423766</guid><author>GerZhouGengCheng</author><pubDate>Fri, 11 Mar 2022 14:27:57 +0800</pubDate><description><![CDATA[Java调用阿里云短信API发送六位数字的随机验证码]]></description><category></category></item><item><title><![CDATA[Java通过HttpClient4实现Https Get/Post请求]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/123276844</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/123276844</guid><author>GerZhouGengCheng</author><pubDate>Fri, 04 Mar 2022 15:09:07 +0800</pubDate><description><![CDATA[Java通过HttpClient4实现Https Get/Post请求]]></description><category></category></item><item><title><![CDATA[华为云AI加速型(昇腾Ascend310)Ubuntu18.04系统下使用msame模型推理工具]]></title><link>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/123273490</link><guid>https://blog.youkuaiyun.com/GerZhouGengCheng/article/details/123273490</guid><author>GerZhouGengCheng</author><pubDate>Fri, 04 Mar 2022 14:12:08 +0800</pubDate><description><![CDATA[华为云默认分配的AI加速型服务器，自带toolkit的版本为20.1.rc1，而msame模型推理工具的版本现在要求5.0.3.alpha001及以上版本。虽然官方也有提供5.0.3.alpha001前的版本，但我下载后编译会报错，所以还是升级一下CANN开发环境，同时更新硬件驱动。]]></description><category></category></item></channel></rss>