mkdir -p calibration_toolkit
标定工具箱依赖于nlopt
cd calibration_toolkit
git clone https://github.com/stevengj/nlopt.git
cd nlopt
mkdir -p build&&cd build
cmake ..
make
sudo make install
cd ~/calibration_toolkit
mkdir -p calibration/src && cd calibration/src
git clone https://github.com/XidianLemon/calibration_camera_lidar.git
cd ..
Ubuntu18.04的ROS版本是melodic,而calibration_toolkit不支持melodic,所以在执行catkin_make前需把~/calibration/src/calibration_camera_lidar/ls_calibration/calibration_camera_lidar
目录下的CMakeLists.txt
文件,否则也能编译完成后没有calibration_toolkit节点。
# 新建终端
cd ~/calibration_toolkit/calibration/src/calibration_camera_lidar/ls_calibration/calibration_camera_lidar
gedit CMakeLists.txt
在CMakeLists.txt
中所有的if ("${ROS_VERSION}" MATCHES "(indigo|jade|kinetic)")
后面增加自己的ROS版本melodic
,如下图所示:
之后便可在原终端中执行catkin_make
,在catkin_make编译过程中:
1. 若出现Could not find the required component ‘jsk_recognition_msgs’
报错:
解决方法:
# 新建终端
sudo apt-get install ros-melodic-jsk-recognition-msgs
2.若出现Could not find the required component ‘pcl_ros’
报错:
解决方法:
# 新建终端
sudo apt-get install ros-melodic-pcl-ros
若出现:
。
Step 6:点击[project]查看标定效果,左下图中红点会散落到标定板,可以根据标定版上红点投影情况以及重投影误差确认标定结果;
Step 7:点击[save]保存标定结果,可以保存相机、雷达各自的内参标定结果以及联合标定结果。
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%YAML:1.0
---
CameraExtrinsicMat: !!opencv-matrix
rows: 4
cols: 4
dt: d
data: [ -8.1140024195462956e-03, -1.7974991318900624e-02,
9.9980551241319970e-01, -9.8524246704271790e-02,
-9.9992345365164348e-01, 9.4854060409743646e-03,
-7.9444263233519608e-03, 5.4542147115564640e-02,
-9.3407602530475864e-03, -9.9979344204656750e-01,
-1.8050580006520267e-02, -1.1414053668167710e-01, 0., 0., 0., 1. ]
CameraMat: !!opencv-matrix
rows: 3
cols: 3
dt: d
data: [ 7.5127351612444852e+02, 0., 6.1754137444621790e+02, 0.,
7.5310861601713998e+02, 3.4297462001259970e+02, 0., 0., 1. ]
DistCoeff: !!opencv-matrix
rows: 1
cols: 5
dt: d
data: [ -1.3404729828885276e-01, -6.9151236389979817e-02,
-6.0586055828823700e-05, -1.2930813085587091e-03,
1.2125267288693040e-01 ]
ImageSize: [ 1280, 720 ]
ReprojectionError: 4.0850987317390186e-01