stereo_synchronizer is synchronizing stamps of stereo camera pairs for using stereo_image_proc or another nodes.
stereo_synchronizer will subscribe 4 topics. Default topic name listed below.
/left_raw/image_raw /left_raw/camera_info /right_raw/image_raw /right_raw/camera_info
stereo_synchronizer will publish 4 topics. Default topic name listed below. All topics have the same time stamp.
/left/image_raw /left/camera_info /right/image_raw /right/camera_info