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最新推荐文章于 2023-06-28 17:03:58 发布

qq_31129475

最新推荐文章于 2023-06-28 17:03:58 发布

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本文链接：https://blog.youkuaiyun.com/qq_31129475/article/details/113278039

版权

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安装eigen3（Ubuntu18.04）

sudo apt-get install libeigen3-dev

树莓派找不到video0

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李群李代数转换

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树莓派摄像头

https://www.waveshare.net/study/article-901-1.html

opencv获取相机图像并发布为ROS节点

https://blog.youkuaiyun.com/chx725/article/details/81143033?utm_medium=distribute.pc_relevant.none-task-blog-BlogCommendFromMachineLearnPai2-1.control&depth_1-utm_source=distribute.pc_relevant.none-task-blog-BlogCommendFromMachineLearnPai2-1.control

Ubuntu开启或重启ssh服务

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ROS多级通讯

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ROS摄像头节点

#include <ros/ros.h>
#include <image_transport/image_transport.h>
#include <opencv2/highgui/highgui.hpp>
#include <cv_bridge/cv_bridge.h>

int main(int argc, char** argv)
{
ros::init(argc, argv, “image_publisher”);
ros::NodeHandle nh;
image_transport::ImageTransport it(nh);
image_transport::Publisher pub = it.advertise(“camera/image”, 1);
cv::VideoCapture cap(0);
cv::Mat image;
ros::Rate loop_rate(30);
while (nh.ok()) {
cap >> image;
sensor_msgs::ImagePtr msg = cv_bridge::CvImage(std_msgs::Header(), “bgr8”, image).toImageMsg();
pub.publish(msg);
ros::spinOnce();
loop_rate.sleep();
}
}

树莓派 40Pin 引脚对照表

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i2c

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安装smbus

pip3 install smbus

安装pip3

sudo apt-get install python3-pip

git@github.com: Permission denied (publickey).

https://blog.youkuaiyun.com/qq_45242696/article/details/97259563?ops_request_misc=%25257B%252522request%25255Fid%252522%25253A%252522161235384816780255274645%252522%25252C%252522scm%252522%25253A%25252220140713.130102334…%252522%25257D&request_id=161235384816780255274645&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2_alltop_click~default-1-97259563.first_rank_v2_pc_rank_v29&utm_term=git%2540github.com%253A+Permission+denied+%2528publickey%2529.

undefined reference to 'shm_open’解决办法

http://blog.chinaunix.net/uid-24497725-id-5592551.html

安装wiringPi

https://github.com/WiringPi/WiringPi

linux调试程序

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查国外ip

https://www.ipaddress.com/

ROSJAVA

https://github.com/rosjava/rosjava_core

key

keytool -import -alias example -keystore “C:\Program Files (x86)\Java\jre1.6.0_22\lib\security\cacerts” -file example.cer
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keytool -list -keystore /usr/lib/jvm/java-1.8.0-openjdk-amd64/jre/lib/security/cacerts -storepass changeit |grep c.pem
sudo keytool -import -alias b.pem -file ~/Desktop/b.pem -keystore cacerts -storepass changeit -trustcacerts