Replaying mutli camera rosbag file for rtabmap os
Hello,
I am trying to replay data via rosbag from 2 realsense D435 cameras for rtabmap algorithm. Running it on the host where cameras are connected is working fine and I am getting data. rosrun tf view_frames
produces this graph. Launch file will be posted below.
I want to run rtabmap on another host where I don't have the cameras connected. I recorded the rosbag file with rosbag record -O out.bag /tf /tf_static /camera1/nodelet_manager1/bond /camera2/nodelet_manager2/bond /camera2/aligned_depth_to_color/image_raw /camera1/aligned_depth_to_color/image_raw /camera2/color/image_raw /camera2/color/camera_info /camera1/color/image_raw /camera1/color/camera_info
.
When I replay the rosbag file rosbag play out.bag --clock
and start the launch file (in offline mode) on another host, I am getting following warning:
Warning: TF_OLD_DATA ignoring data from the past for frame camera2_link at time 1.61372e+09 according to authority unknown_publisher
Possible reasons are listed at http://wiki.ros.org/tf/Errors%20explained
at line Warning: 277 in /tmp/binarydeb/ros-melodic-tf2-0.6.5/src/buffer_core.cpp
In the replay case, I am getting this graph.
Which step along the way did I miss, or did wrong? Any help appreciated.
Regards, Nedim
Launch file I am using:
<!-- Multi-cameras demo -->
<launch>
<!-- Choose visualization -->
<arg name="rviz" default="false" />
<arg name="rtabmapviz" default="false" />
<arg name="offline" default="false"/>
<!-- Cameras -->
<include unless="$(arg offline)" file="$(find realsense2_camera)/launch/rs_camera.launch">
<arg name="camera" value="camera1" />
<arg name="serial_no" value="11111111"/>
<arg name="align_depth" value="true" />
</include>
<include unless="$(arg offline)" file="$(find realsense2_camera)/launch/rs_camera.launch">
<arg name="camera" value="camera2" />
<arg name="serial_no" value="2222222"/>
<arg name="align_depth" value="true" />
</include>
<!-- Frames: Cameras are placed at 90 degrees, clockwise x, y, z , Rz, Ry, Rx -->
<node pkg="tf" type="static_transform_publisher" name="base_to_camera1_tf"
args=" 0.17 0.0 0.27 0.0 0.0 0.0 /base_link /camera1_link 100" />
<node pkg="tf" type="static_transform_publisher" name="base_to_camera2_tf"
args="0.0 -0.17 0.27 -1.570796326 0.0 0.0 /base_link /camera2_link 100" />
<!-- sync rgb/depth images per camera -->
<group ns="camera1">
<node pkg="nodelet" type="nodelet" name="nodelet_manager1" args="manager"/>
<node pkg="nodelet" type="nodelet" name="rgbd_sync1" args="load rtabmap_ros/rgbd_sync nodelet_manager1">
<remap from="rgb/image" to="color/image_raw"/>
<remap from="depth/image" to="aligned_depth_to_color/image_raw"/>
<remap from="rgb/camera_info" to="color/camera_info"/>
<param name="approx" value="false"/>
</node>
</group>
<group ns="camera2">
<node pkg="nodelet" type="nodelet" name="nodelet_manager2" args="manager"/>
<node pkg="nodelet" type="nodelet" name="rgbd_sync2" args="load rtabmap_ros/rgbd_sync nodelet_manager2">
<remap from="rgb/image" to="color/image_raw"/>
<remap from="depth/image" to="aligned_depth_to_color/image_raw"/>
<remap from="rgb/camera_info" to="color/camera_info"/>
<param name="approx" value="false"/>
</node>
</group>
<group ns="rtabmap">
<!-- Odometry -->
<node pkg="rtabmap_ros" type="rgbd_odometry" name="rgbd_odometry ...
Is parameter
use_sim_time
set to true?I set it to true and I am not getting a transform warning. I am only getting:
I am still not getting anything being drawn in rviz.