20240313

RK3568/RKMPP库编译.md

@@ -26,6 +26,5 @@ SET(CMAKE_CXX_COMPILER "/usr/bin/g++")
 
 ```
 ./make-Makefiles.bash
-make -j4
+make -j4 && make install
-make install
 ```

RK3568/移远/gst-rtsp-server-1.16.3编译.md

@@ -1,8 +1,6 @@
 # gst-rtsp-server-1.16.3 编译
 
-apt-get install gtk-doc-tools libgstreamer1.0-0 gstreamer1.0-plugins-base gstreamer1.0-plugins-good gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly gstreamer1.0-libav gstreamer1.0-doc gstreamer1.0-tools gstreamer1.0-x gstreamer1.0-alsa gstreamer1.0-gl gstreamer1.0-gtk3 gstreamer1.0-qt5 gstreamer1.0-pulseaudio
+apt install gtk-doc-tools libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev -y
-
-apt install libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev
 
 tar xvf gst-rtsp-server-1.16.3.tar.xz
 
@@ -13,3 +11,4 @@ cd gst-rtsp-server
 make -j4 && make install
 
 gcc rtsp-server.c -o rtsp-server $(pkg-config --cflags --libs gstreamer-rtsp-server-1.0 gstreamer-1.0)
+g++ rtsp-server.cpp -o rtsp-server $(pkg-config --cflags --libs gstreamer-rtsp-server-1.0 gstreamer-1.0)

RK3568/移远/系统环境配置(安装QT).md

@@ -2,22 +2,15 @@
 
 ```
 apt-get install qt5-default qtcreator  -y
-```
+apt --fix-broken install -y
-
+dpkg -i --force-overwrite /var/cache/apt/archives/dbus-x11_1.12.16-2ubuntu2.3_arm64.deb
-dpkg: error processing package *** (--configure)错误解决办法
+dpkg -i --force-overwrite /var/cache/apt/archives/wpasupplicant_2%3a2.9-1ubuntu4.3_arm64.deb
-
+dpkg -i --force-overwrite /var/cache/apt/archives/bluez_5.53-0ubuntu3.7_arm64.deb
-粗暴方法一：删除所有信息之后update
+apt --fix-broken install -y
-```
+apt-get install qt5-default qtcreator  -y
-mv /var/lib/dpkg/info/ /var/lib/dpkg/info_old/
+mv /var/lib/dpkg/info/ /var/lib/dpkg/info_old/
-
+mkdir /var/lib/dpkg/info/
-mkdir /var/lib/dpkg/info/
+apt-get update
-
-apt-get update
-
 apt-get install qt5-default qtcreator -y
-
 apt-get install qtmultimedia5-dev -y
 ```
-
-apt install aptitude
-aptitude install qtwayland5 qt5-default qtdeclarative5-dev qtmultimedia5-dev

RK3568/移远/系统环境配置(编译FFmpeg).md

@@ -20,8 +20,6 @@ cd ffmpeg-4.2.9/
 make -j4 && make install
 ```
 
-./configure --prefix=install --pkg-config-flags="--static" --enable-gpl --enable-nonfree --enable-libfdk-aac --enable-libx264 --enable-libx265  --enable-filter=delogo --enable-debug --disable-optimizations --enable-pthreads
-
 #### 添加环境变量
 
 * 在 /etc/profile 文件最后一行添加
@@ -47,7 +45,3 @@ source /etc/profile
 ```
 ldconfig
 ```
-
-./configure --prefix=/usr/local/ffmpeg --enable-gpl --enable-nonfree --enable-libfdk-aac --enable-libx264 --enable-libx265  --enable-filter=delogo --enable-debug --disable-optimizations  --enable-shared --enable-pthreads --enable-rkmpp --enable-libdrm
-
-

RK3568/移远/系统环境配置(编译OpenCV).md

@@ -107,7 +107,7 @@ cmake -D CMAKE_BUILD_TYPE=RELEASE 	\
     -D WITH_PNG=NO \
     -D WITH_JASPER=NO \
     -D WITH_TIFF=NO \
-    -D WITH_GSTREAMER=OFF \
+    -D WITH_GSTREAMER=ON \
     -D OPENCV_EXTRA_MODULES_PATH=../opencv_contrib/modules \
     -D CMAKE_INSTALL_PREFIX=install ..
 ```

Ubuntu/curl静态库编译.md

@@ -0,0 +1,40 @@
+1、下载最新的libcurl源代码。
+
+wget https://curl.se/download/curl-8.5.0.tar.gz
+
+tar -zxvf ./curl-8.5.0.tar.gz
+cd curl-8.5.0/
+./configure --without-zlib --without-ssl --disable-shared
+make -j4
+
+
+测试代码：
+#include <stdio.h>
+#include "curl/curl.h"
+
+int main(void)
+{
+  CURL *curl;
+  CURLcode res;
+
+  curl = curl_easy_init();
+  if(curl) {
+    curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
+    /* example.com is redirected, so we tell libcurl to follow redirection */
+    curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1L);
+
+    /* Perform the request, res will get the return code */
+    res = curl_easy_perform(curl);
+    /* Check for errors */
+    if(res != CURLE_OK)
+      fprintf(stderr, "curl_easy_perform() failed: %s\n",
+              curl_easy_strerror(res));
+
+    /* always cleanup */
+    curl_easy_cleanup(curl);
+  }
+  return 0;
+}
+
+编译：
+gcc test_curl.c libcurl.a -DCURL_STATICLIB -lpthread -o test_curl

Ubuntu/scp.md

@@ -0,0 +1,13 @@
+# SCP
+
+#### 将服务器上的文件传输到本地
+
+```
+scp username@servername:/path/filename /var/www/local_dir（本地目录）
+```
+
+#### 将本地文件上传到服务器
+
+```
+scp /path/filename username@servername:/path/（服务器目录）
+```

Ubuntu/动态查看文件.md

@@ -3,3 +3,9 @@
 ```
 tail -f 文件名
 ```
+
+查看特定服务(例如 app_service)的实时日志
+
+```
+journalctl -u app_service -f
+```