ola,
after a week of intensive workshop in baltan laboratories ( http://www.baltanlaboratories.org/ ), we released a new version of OpenCV for PD, version 0.2-rc4 that fixes the following issues :
###################################################### version 0.2-rc4 ( codename BALTANIK )
now give the posititon of matching contours.
they should work with pd-extended.
######################################################
you can find binaries for mac osx and linux packages on the wiki as well as the source code ( for those who want to compile it ) here : http://www.hangar.org/wikis/lab/doku.php?id=start:puredata_opencv
some videos of the workshop have been published here : http://giss.tv/dmmdb/index.php?channel=pdopencv
well, lluis mainly fixed the problems while i was at the coffee shop, but it's time to go back there ....
ciao, sevy