[ros-users] Compiling ROS with Ubuntu 11.04 (Natty)

[Tully Foote]

Hi Markus,

I'm glad to hear things are working for you now.  I suggest that you file a
ticket on the opencv tracker to make sure this gets fixed for everyone.
https://code.ros.org/trac/opencv/wiki

Tully

On Wed, May 4, 2011 at 1:12 AM, Markus Eich <markus.eich at dfki.de> wrote:

> I solved the issue.
> Inorder to build ROS from source under Natty I just applied this modified
> patch (copied it to the opencv2 folder) and added the line
>
> SVN_PATCH = pythontest.patch v4l_2.6.38.patch
>
> to the Makefile.
>
> The Opencv package now builds with Natty (but i guess not with older Ubuntu
> anymore ;-)
>
> Make sure that libv4l-dev is installed.
>
>
> Cheers,
>
> Markus
>
>
>
>
>
>
>
>
>
> On 03.05.2011 22:41, Markus Eich wrote:
>
>> Dear all,
>>
>> I am facing a problem with compiling the ROS sources under Natty.
>>
>> While building the opencv2 package, I got the following linking error:
>>
>>
>> ==============================
>> Linking CXX static library ../../lib/libopencv_haartraining_engine.a
>> [ 80%] Built target opencv_haartraining_engine
>> Scanning dependencies of target opencv_createsamples
>> [ 80%] Building CXX object
>> modules/haartraining/CMakeFiles/opencv_createsamples.dir/createsamples.o
>> Linking CXX executable ../../bin/opencv_createsamples
>> ../../lib/libopencv_highgui.so.2.2.0: undefined reference to
>> `cvCreateCameraCapture_V4L(int)'
>> collect2: ld returned 1 exit status
>> make[2]: *** [bin/opencv_createsamples] Fehler 1
>> make[1]: ***
>> [modules/haartraining/CMakeFiles/opencv_createsamples.dir/all] Fehler 2
>> ==============================
>>
>> It seems it has to do with the linking of V4L. I have the lib4vl-dev
>> package installed.
>> According to my prior web search there seems to be the issue that V4L
>> has moved out of the kernel source.
>>
>> Do you have any clues?
>>
>> Cheers,
>>
>> Markus
>> _______________________________________________
>> ros-users mailing list
>> ros-users at code.ros.org
>> https://code.ros.org/mailman/listinfo/ros-users
>>
>
>
> --
> Dipl. Inf. Markus Eich
> Researcher
>
> DFKI Bremen
> Robotics Innovation Center
> Mary-Somerville-Str. 9
> 28359 Bremen, Germany
>
> Phone: +49 (0)421 17845-4105
> Fax:   +49 (0)421 17845-4150
> E-Mail: markus.eich at dfki.de
>
> Weitere Informationen: http://www.dfki.de/robotik
> -----------------------------------------------------------------------
> Deutsches Forschungszentrum fuer Kuenstliche Intelligenz GmbH
> Firmensitz: Trippstadter Straße 122, D-67663 Kaiserslautern
> Geschaeftsfuehrung: Prof. Dr. Dr. h.c. mult. Wolfgang Wahlster
> (Vorsitzender) Dr. Walter Olthoff
> Vorsitzender des Aufsichtsrats: Prof. Dr. h.c. Hans A. Aukes
> Amtsgericht Kaiserslautern, HRB 2313
> Sitz der Gesellschaft: Kaiserslautern (HRB 2313)
> USt-Id.Nr.:    DE 148646973
> Steuernummer:  19/673/0060/3
> -----------------------------------------------------------------------
>
>
> _______________________________________________
> ros-users mailing list
> ros-users at code.ros.org
> https://code.ros.org/mailman/listinfo/ros-users
>
>


-- 
Tully Foote
Systems Engineer
Willow Garage, Inc.
tfoote at willowgarage.com
(650) 475-2827
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.ros.org/pipermail/ros-users/attachments/20110504/a9b5e00e/attachment-0002.html>