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2019-06-26 10:01:08 -0500 commented question usb_cam pkg gives garbled green screen

Wait a second, it sounds like the output of rostopic echo doesn't change even if I cover the camera. It looks like it's

2019-06-26 09:52:58 -0500 commented question usb_cam pkg gives garbled green screen

There is no error, the output of rostopic echo is normal(big matrix). It is weird that rviz can't display the image

2019-06-20 14:02:58 -0500 commented question usb_cam pkg gives garbled green screen

Exactly the same, I can get stream using video_stream_opencv but not usb_cam pkg. As you mentioned, I changed the video

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2019-06-12 17:52:10 -0500 asked a question usb_cam pkg gives garbled green screen

usb_cam pkg gives garbled green screen I have a ROS kinetic on my virtualbox. I tried to use "usb_cam" pkg but it doesn'