dependency:
sudo apt install uvcdyrctrl
if calibration needed:
http://wiki.ros.org/camera_calibration/Tutorials/StereoCalibration
normal stereo:
roslaunch little_stereo_camera stereo.launch
with depth:
ROS_NAMESPACE=stereo rosrun stereo_image_proctereo_image_proc
run rqt reconfigure for disparity map's dynamic reconfiguration
disparity map:
rosrun image_view disparity_view image:=/stereo/disparity