getting details of topics in a program(node)

asked 2014-03-16 03:50:49 -0500

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updated 2014-03-16 07:17:36 -0500

Hi guys

I want to get details about topics in a program(node) such as how many topic exists in ros or the list of topic's name or how many node that subscribes from a special topic..

I want to get these details in cpp file not in terminal ..

is there any way to get this details?

any suggestion about this?

Thanks.

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answered 2014-03-16 05:56:20 -0500

Dan Lazewatsky
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rosnode info [node name] has a lot of that info: http://wiki.ros.org/rosnode .

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I want to get these details in cpp not in terminal ...

Hamid Didari ( 2014-03-16 07:14:46 -0500 )edit

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answered 2014-03-16 07:02:04 -0500

Wolf

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i think you are looking for rostopic list (gets you all topics) or rostopic find std_msg/String (gets you all topics of a specific message type, here std_msgs/String). rostopic info get you information on a specfic topic. See http://wiki.ros.org/rostopic

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I want to get these details in cpp not in terminal ...

Hamid Didari ( 2014-03-16 07:14:48 -0500 )edit

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getting details of topics in a program(node)

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