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rtabmap_ros/rtabmap_examples/launch/realsense_d400.launch.py
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matlabbeandBorong Yuan c956e3780f Fixing topic sync lagging and delay issues, more examples (depthai, zed) (#1206)
* Fixed odometry latency

* Fixed node ID=0 issues as msgs may not have seq. (#1202)

(cherry picked from commit 097cab0667)

* Odom: removed long processing from ros callbacks (decreasing delay, also making delay independent of the message filters topic_queue_size and sync_queue_size parameters)

* Changed a log from info->debug

* Changed a log from info->debug

* Updated default topic and sync queue_size inside nodes. Exposing topic and sync queue size params in warning when cannot synchronize. Added zed and depthai examples. Odom: Fixed imu callback group, added multi-threaded executors for all odometry nodes.

* fixed merge

* Include everything needed in example launch files for simple launch. Small fixes.

---------

Co-authored-by: Borong Yuan <[email protected]>
2024-09-04 00:46:44 -07:00

58 lines
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Python

# Requirements:
# A realsense D400 series
# Install realsense2 ros2 package (make sure you have this patch: https://github.com/IntelRealSense/realsense-ros/issues/2564#issuecomment-1336288238)
# Example:
# $ ros2 launch rtabmap_examples realsense_d400.launch.py
import os
from ament_index_python.packages import get_package_share_directory
from launch import LaunchDescription
from launch_ros.actions import Node, SetParameter
from launch.actions import IncludeLaunchDescription
from launch.launch_description_sources import PythonLaunchDescriptionSource
def generate_launch_description():
parameters=[{
'frame_id':'camera_link',
'subscribe_depth':True,
'subscribe_odom_info':True,
'approx_sync':False}]
remappings=[
('rgb/image', '/camera/color/image_raw'),
('rgb/camera_info', '/camera/color/camera_info'),
('depth/image', '/camera/aligned_depth_to_color/image_raw')]
return LaunchDescription([
# Make sure IR emitter is enabled
SetParameter(name='depth_module.emitter_enabled', value=1),
# Launch camera driver
IncludeLaunchDescription(
PythonLaunchDescriptionSource([os.path.join(
get_package_share_directory('realsense2_camera'), 'launch'),
'/rs_launch.py']),
launch_arguments={'align_depth.enable': 'true',
'rgb_camera.profile': '640x360x30'}.items(),
),
Node(
package='rtabmap_odom', executable='rgbd_odometry', output='screen',
parameters=parameters,
remappings=remappings),
Node(
package='rtabmap_slam', executable='rtabmap', output='screen',
parameters=parameters,
remappings=remappings,
arguments=['-d']),
Node(
package='rtabmap_viz', executable='rtabmap_viz', output='screen',
parameters=parameters,
remappings=remappings),
])