hello,in this morning,I want to open the usb camera,but i find it could not work as usual,so can you have a look on my question?

asked 2017-07-22 21:47:32 -0600

zhangstar gravatar image

i used package is the usb_cam which download from github.en,today i launch it have some error display

but i check the topic rostopic echo /usb_cam/iamge_view have a lots of number so it could send camera value,when i run image_view image_view iamge:=/usb_cam/image_view it show me the info

[ INFO] [1500775637.860427938]: Usingtransport "raw" Segmentation fault

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core service [/rosout] found process[usb_cam-1]: started with pid [17475] process[image_view-2]: started with pid [17519]

zhangstar gravatar image zhangstar  ( 2017-07-22 21:47:51 -0600 )edit

Obviously something has changed which is causing image_view to crash. Perhaps you upgraded something, installed a new package that required upgraded packages, or recompiled one of the libraries used by image_view?

ahendrix gravatar image ahendrix  ( 2017-07-23 17:06:57 -0600 )edit

i think this is a great reason maybe,but what to do I could work the usb_cam well ,please give me some advice,very thanks

zhangstar gravatar image zhangstar  ( 2017-07-24 20:45:20 -0600 )edit