I tried to throttle image topic using topic_tool throttle and didn't work.

jihoonl@whoolala:/opt/ros/groovy/stacks/openni_launch/launch$ rosrun topic_tools throttle messages /camera/rgb/image_color 5

jihoonl@whoolala:/opt/ros/groovy/stacks/openni_launch/launch$ rostopic info /camera/rgb/image_color
Type: sensor_msgs/Image

Publishers:

• /camera_nodelet_manager (http://whoolala:49640/)

Subscribers:

• /image_color_throttle_1353303817772763152 (http://whoolala:36997/)

jihoonl@whoolala:/opt/ros/groovy/stacks/openni_launch/launch$ rosnode info /image_color_throttle_1353303817772763152

Node [/image_color_throttle_1353303817772763152]
Publications:

• /rosout [rosgraph_msgs/Log]

Subscriptions:

• /camera/rgb/image_color [sensor_msgs/Image]

Services:

• /image_color_throttle_1353303817772763152/get_loggers
• /image_color_throttle_1353303817772763152/set_logger_level

contacting node http://whoolala:36997/ ...
Pid: 32139
Connections:

• topic: /rosout
  • to: /rosout
  • direction: outbound
  • transport: TCPROS
• topic: /camera/rgb/image_color
  • to: /camera_nodelet_manager (http://whoolala:49640/)
  • direction: inbound
  • transport: TCPROS

jihoonl@whoolala:/opt/ros/groovy/stacks/openni_launch/launch$