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small fixes

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This commit is contained in:
Simon Pirkelmann 2019-08-12 12:10:52 +02:00
parent 609a890572
commit db615af775
1 changed files with 2 additions and 1 deletions
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docs/4_ROS_SETUP.md
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@ -121,7 +121,7 @@ $ roscore
- Plug in the camera and start the camera node:
```
$ rosparam set cv_camera/device_id 0 # make sure to set the correct device id for your camera!
$ roslauch cv_camera cv_camera_node
$ rosrun cv_camera cv_camera_node
```
- Optional: Check if the camera works correctly;
@ -142,6 +142,7 @@ $ roslaunch aruco_detect aruco_detect.launch camera:=cv_camera image:=image_raw
$ rosrun image_view image_view image:=/fiducial_images
```
Place a marker in the field of view of the camera and check if it gets correctly detected by the image detection, i.e. there is a border around the square of the marker and arrows indicating its orientation.
![fiducial_images output](https://imaginaerraum.de/git/Telos4/RoboRally/raw/branch/master/docs/images/image_view_3.jpg)
![fiducial_images output](https://imaginaerraum.de/git/Telos4/RoboRally/raw/branch/master/docs/images/image_view_4.jpg)
If the marker is not detected correctly, please check that you are using the correct dictionary, that you camera was calibrated and that you are launching the `aruco_detect` node with the correct parameters