ueye.launch

<launch>
  <arg name="ros_dir" default="/home/user/ros_indigo/" />

  <node pkg="nodelet" type="nodelet" name="ueye_cam_nodelet"
        args="load ueye_cam/ueye_cam_nodelet nodelet_manager">
    <param name="camera_name" type="str" value="ueye" /> <!-- == namespace for topics and services -->
    <param name="camera_topic" type="str" value="image_raw" />
    <param name="camera_id" type="int" value="0" /> <!-- 0 = any camera; 1+: camera ID -->
    <param name="camera_parameters_file" type="string" value="$(arg ros_dir)camera_info/UI122xLE-M_conf.ini" /> <!-- default: ~/.ros/camera_info/<camera_name>.yaml -->
    <param name="camera_intrinsics_file" type="string" value="$(arg ros_dir)camera_info/ueye.yml" /> <!-- default: ~/.ros/camera_conf/<camera_name>.ini -->

    <param name="ext_trigger_mode" type="bool" value="False" /> <!-- if False, then camera will operate in free-run mode; otherwise, frames need to be triggered by hardware signal (falling-edge) on digital input
 pin of camera -->

    <!-- the following are optional camera configuration parameters:
         they will be loaded on the camera after the .ini configuration
         file, and before dynamic_reconfigure. That means that any
         (lingering) dynamic parameters from dynamic_reconfigure will
         override these values, and that these will override parameters
         from the .ini file.
         See http://www.ros.org/wiki/ueye_cam for more details. -->

    <param name="color_mode" type="str" value="mono8" /> <!-- valid options: 'rgb8', 'mono8', 'bayer_rggb8' -->

    <!-- WARNING: the following 4 parameters specify dimensions for camera's area of interest. Values for image_width and image_height that are smaller than your camera's maximum values will result in cropped fi
eld of view. For typical cases, one should modify values for sensor_scaling / binning / subsampling to downsample the resulting ROS image to the desired dimensions, without losing potential field of view. -->
    <param name="image_width" type="int" value="752"/>
    <param name="image_height" type="int" value="480" />
    <param name="image_top" type="int" value="-1" /> <!-- -1: center -->
    <param name="image_left" type="int" value="-1" /> <!-- -1: center -->

    <!--param name="subsampling" type="int" value="1" /--> <!-- supported by only some UEye cameras -->
    <!--param name="sensor_scaling" type="double" value="1.0" /--> <!-- supported by only some UEye cameras -->

    <param name="auto_gain" type="bool" value="True" />
    <param name="master_gain" type="int" value="0" />
    <param name="red_gain" type="int" value="0" />
    <param name="green_gain" type="int" value="0" />
    <param name="blue_gain" type="int" value="0" />
    <param name="gain_boost" type="bool" value="False" />

    <param name="auto_exposure" type="bool" value="True" />
    <param name="exposure" type="int" value="33" /> <!-- in ms -->

    <param name="auto_white_balance" type="bool" value="True" />
    <param name="white_balance_red_offset" type="int" value="0" />
    <param name="white_balance_blue_offset" type="int" value="0" />

    <param name="flash_delay" type="int" value="0" /> <!-- in us -->
    <param name="flash_duration" type="int" value="1000" /> <!-- in us -->

    <param name="auto_frame_rate" type="bool" value="False" />
    <param name="frame_rate" type="double" value="32.0" />
    <param name="pixel_clock" type="int" value="25" />
  </node>
</launch>