It looks like Electric is using a newer version of opencv, and has switched to using opencv as an external package. Do you have the libopencv2.3 and libopencv3.2-dev packages installed?

-Austin

On Nov 1, 2011, at 10:34 PM, 大矢良輔 wrote:

> Hi, all.
> 
> I used OpenCV that included in ros-diamondback.
> 
> I want to use new one, and installed it.
> sudo apt-get install ros-electric-vision-opencv
> 
> But, I can't make my programs.
> Here's return massages .
> /usr/bin/ld: cannot find -l/usr/lib/libopencv_contrib.so.2.3.1
> collect2: ld returned 1 exit status
> make: *** [cloth_matching] エラー 1
> 
> Here's return that 'pkg-config --libs opencv'
> opencv in diamondback ;
> pkg-config --libs opencv
> -L/home/oya/ros/diamondback/vision_opencv/opencv2/opencv/lib
> -lopencv_core -lopencv_imgproc -lopencv_highgui -lopencv_ml
> -lopencv_video -lopencv_features2d -lopencv_calib3d -lopencv_objdetect
> -lopencv_contrib -lopencv_legacy -lopencv_flann
> 
> Here's return that 'pkg-config --libs opencv-2.3.1'
> pkg-config --libs opencv-2.3.1
> -l/usr/lib/libopencv_contrib.so.2.3.1
> -l/usr/lib/libopencv_legacy.so.2.3.1
> -l/usr/lib/libopencv_objdetect.so.2.3.1
> -l/usr/lib/libopencv_calib3d.so.2.3.1
> -l/usr/lib/libopencv_features2d.so.2.3.1
> -l/usr/lib/libopencv_video.so.2.3.1
> -l/usr/lib/libopencv_highgui.so.2.3.1 -l/usr/lib/libopencv_ml.so.2.3.1
> -l/usr/lib/libopencv_imgproc.so.2.3.1
> -l/usr/lib/libopencv_flann.so.2.3.1 -l/usr/lib/libopencv_core.so.2.3.1
> 
> Why did the return change?
> I use Ubuntu 10.04. ROS version is electric.
> 
> __
> Ryosuke Oya
> The Univ. of Tokyo
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