ubuntu18.04安装 ORB_SLAM2

本文详细介绍了如何在ROS系统中安装和运行ORB-SLAM2,包括创建工作空间、设置环境变量、安装依赖库、构建Pangolin和OpenCV3.4.16、安装Eigen3以及ORB-SLAM2的源码编译。同时,提供了数据集的使用方法和实现实时运行的步骤,适用于进行视觉定位和导航的研究。

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1. 创建ros工作空间

mkdir -p ~/ORB_SLAM2/src
cd ~/ORB_SLAM2/src
catkin_init_workspace
cd ..
catkin_make

 2. 设置环境变量

echo "source ~/ORB_SLAM2/devel/setup.bash" >> ~/.bashrc
source ~/.bashrc

3. 安装前准备

sudo apt-get install vim cmake
sudo apt-get install git
sudo apt-get install gcc g++

4. 安装Pangolin

(1)安装依赖

sudo apt-get install libglew-dev
sudo apt-get install libboost-dev libboost-thread-dev libboost-filesystem-dev
sudo apt-get install libpython2.7-dev

 (2) 安装 Pangolin

git clone https://github.com/FAST-ROBOT/Pangolin.git
cd Pangolin
mkdir build
cd build
cmake -DCPP11_NO_BOOSR=1 ..
make -j16
sudo make install

5. 安装OpenCV3.4.16

参考这篇文章 https://blog.youkuaiyun.com/forever_008/article/details/103625637

6. 安装 Eigen3

sudo apt-get install libeigen3-dev

7. 安装 ORB-SLAM2

    (1)安装运行ORB-SLAM2

git clone https://github.com/FAST-ROBOT/ORB_SLAM2_zhushiban.git
cd ORB_SLAM2
chmod +x build.sh
./build.sh

 编译时如果有如下错误:在对应的头文件中加上 #include <unistd.h>

     (2) ROS下编译源码

chmod +x build_ros.sh
export ROS_PACKAGE_PATH=${ROS_PACKAGE_PATH}:~/ORB_SLAM2/src/ORB_SLAM2/Examples/ROS
./build_ros.sh

 编译时如果提示 boost库 相关错误: 修改Examples/ROS/ORB_SLAM2/文件夹下的CMakeLists.txt文件

8. 代码运行

   (1)下载tum数据集放入主目录,运行以下指令

cd ~/ORB_SLAM2/src/ORB_SLAM2
./Examples/Monocular/mono_tum Vocabulary/ORBvoc.txt Examples/Monocular/TUM1.yaml data/rgbd_dataset_freiburg1_desk

注:右图为代码运行结果,左图为稠密建图版本的ORB-SLAM2。

  (2) ros环境下用相机实时运行可参考这篇文章

9. 稠密建图版 ORB_SLAM2 参考这篇文章

安装orb_slam2ubuntu18.04上的步骤如下: 1. 安装依赖项: ``` sudo apt-get install libsuitesparse-dev libeigen3-dev libboost-all-dev libglew-dev libglfw3-dev libatlas-base-dev libatlas-dev libatlas-doc libatlas3-base libatlas3-base-dev libfreeimage-dev libgoogle-glog-dev libgflags-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libqglviewer-dev-qt4 libqglviewer-dev-qt5 libqglviewer-dev-common libqglviewer-dev-doc libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libopenni2-dev libopenni-dev libop这个列表似乎有重复项目,并且安装了很多不必要的依赖项。正确的安装步骤应该是: 1. 安装依赖项: ``` sudo apt-get install libsuitesparse-dev libeigen3-dev libboost-all-dev libglew-dev libglfw3-dev libatlas-base-dev libatlas-dev libfreeimage-dev libgoogle-glog-dev libgflags-dev libopenni-dev libopenni2-dev libqglviewer-dev-qt4 libqglviewer-dev-qt5 ``` 2. 下载orb_slam2并编译它 ``` git clone https://github.com/raulmur/ORB_SLAM2.git cd ORB_SLAM2 chmod +x build.sh ./build.sh ``` 3. 运行示例程序 ``` ./Examples/Monocular/mono_tum Vocabulary/ORBvoc.txt Examples/Monocular/TUM1.yaml ``` 请注意, orb_slam2 仅支持 monocular 和 stereo 模式,并且需要一个特定格式的词汇库和配置文件。
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